CN114935159B - A lighter with long service life and self-locking function - Google Patents

A lighter with long service life and self-locking function Download PDF

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Publication number
CN114935159B
CN114935159B CN202210744144.2A CN202210744144A CN114935159B CN 114935159 B CN114935159 B CN 114935159B CN 202210744144 A CN202210744144 A CN 202210744144A CN 114935159 B CN114935159 B CN 114935159B
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China
Prior art keywords
flint
spring
central shaft
outer sleeve
bracket
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CN202210744144.2A
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CN114935159A (en
Inventor
吴长元
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Zhejiang Changyuan Cigarette Set Co ltd
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Zhejiang Changyuan Cigarette Set Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00—Lighters containing fuel, e.g. for cigarettes
    • F23Q2/16—Lighters with gaseous fuel, e.g. the gas being stored in liquid phase
    • F23Q2/173—Valves therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q2/00—Lighters containing fuel, e.g. for cigarettes
    • F23Q2/34—Component parts or accessories

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Lighters Containing Fuel (AREA)

Abstract

本发明公开了一种使用寿命长且具有自锁功能的打火机,包括壳体，壳体的上端面固定连接有支架，支架上设置有出气阀，出气阀穿过支架和壳体相连通，支架穿设有喷火口，喷火口与气阀通过橡胶软管相连通，喷火口的一侧设置有火石组件，壳体内部转动设置有打火组件，打火组件的输出端和火石组件的输出端相互接触，支架上设置有弹片，弹片的一端固定连接有折板，折板上开设有凹口，凹口卡接在出气阀的控制端上，弹片远离折板的一端固定连接有顶板，顶板位于打火组件的顶部，本发明结构合理，避免了因为误触导致的触发危险，提高安全性。

The present invention discloses a lighter with a long service life and a self-locking function, comprising a shell, an upper end surface of the shell is fixedly connected with a bracket, an air outlet valve is arranged on the bracket, the air outlet valve passes through the bracket and is connected with the shell, a flamethrower is penetrated by the bracket, the flamethrower is connected with the air valve through a rubber hose, a flint assembly is arranged on one side of the flamethrower, an ignition assembly is rotatably arranged inside the shell, an output end of the ignition assembly and an output end of the flint assembly are in contact with each other, a spring piece is arranged on the bracket, one end of the spring piece is fixedly connected with a folding plate, a notch is provided on the folding plate, the notch is clamped on the control end of the air outlet valve, one end of the spring piece away from the folding plate is fixedly connected with a top plate, the top plate is located on the top of the ignition assembly, the present invention has a reasonable structure, avoids the triggering risk caused by accidental touch, and improves safety.

Description

Lighter with long service life and self-locking function
Technical Field
The invention relates to the technical field of lighters, in particular to a lighter with a long service life and a self-locking function.
Background
The lighter is a small-sized fire taking device. The smoke-absorbing fire-taking device is mainly used for taking fire and smoking, and is also used for cooking and other taking fire. The main components of the lighter are a firing mechanism and a gas storage box, when the firing mechanism acts, sparks are emitted to the gas area to ignite the gas.
The traditional lighter can immediately fire when pressing the switch, and the use safety factor is low, easily causes the danger because of touching by mistake and triggers, proposes a solution below the above problem.
Disclosure of Invention
The invention aims to provide a lighter with long service life and self-locking function, which avoids the triggering danger caused by false touch and improves the safety.
The technical aim of the invention is realized by the following technical scheme:
The utility model provides a long service life and have self-locking function's lighter, includes the casing, the up end fixedly connected with support of casing, be provided with the air outlet valve on the support, the air outlet valve passes support and casing and is linked together, the support wears to be equipped with the flame throwing mouth, the flame throwing mouth is linked together through rubber hose with the pneumatic valve, one side of flame throwing mouth is provided with the flint subassembly, the inside rotation of casing is provided with the subassembly that fires, the output of the subassembly that fires and the output of flint subassembly contact each other, be provided with the shell fragment on the support, the one end fixedly connected with folded plate of shell fragment, the notch has been seted up on the folded plate, the notch joint is on the control end of air outlet valve, the one end fixedly connected with roof that the folded plate was kept away from to the shell fragment, the roof is located the top of the subassembly that fires.
By adopting the technical scheme, when in use, a user dials the ignition component upwards firstly, one end of the top plate is driven to move upwards when the ignition component moves upwards, one end of the spring plate is driven to move upwards by the upward movement of the top plate, one end of the spring plate is driven to move upwards by one end of the spring plate, the notch on the folded plate is driven to move upwards, the notch can push the air outlet valve to open, the inside of the shell is used for storing air, at the moment, the air in the shell can enter the flaming port through the air outlet valve by guiding of the rubber hose, the ignition device is rotated at the moment, the ignition device rotates to rub with the flint assembly so as to form sparks, and the flint assembly and the ignition assembly are both positioned on one side of the flaming port so that the sparks can ignite gas to form flames, the ignition assembly and the flint assembly are mutually matched to form spark ignition gas, and meanwhile, the ignition assembly and the elastic sheet are matched to play a self-locking effect on the opening and closing of the air outlet valve so as to ensure safety.
Preferably, the ignition assembly comprises a central shaft, an inner sleeve, an outer sleeve and a first flint, wherein one end of the central shaft is rotatably arranged on the shell, one end of the central shaft is in rotary fit with the support, the outer sleeve is sleeved on the central shaft, the outer sleeve is in sliding fit with the central shaft, the inner sleeve is positioned between the outer sleeve and the central shaft, the inner sleeve is in sliding fit with the central shaft, the outer sleeve is in threaded fit with the inner sleeve, the first flint is positioned on one side of the fire spraying port, the first flint is sleeved on the central shaft, and a limiting device matched with the outer cylinder is arranged inside the central shaft.
By adopting the technical scheme, the outer sleeve is pushed upwards firstly, the inner sleeve can be driven by the outer sleeve to slide upwards along the central shaft, so that the inner sleeve can push the top plate, the limiting device and the inner sleeve play a role in stabilizing the two ends of the outer sleeve, when the outer sleeve moves to the top, the limiting device plays a role in fixing, the outer sleeve is prevented from resetting, the outer sleeve is rotated, the outer sleeve and the inner sleeve are in threaded fit, when the threads of the outer sleeve and the inner sleeve are screwed to the top, the outer sleeve can not move any more, the inner sleeve can be driven to rotate together by the rotating outer sleeve, the central shaft can be driven to rotate together by the inner sleeve, and the first flint can be driven to rotate by the central shaft, so that sparks are generated by friction of the first flint and the flint component.
Preferably, the limiting device comprises a first spring and two clamping balls, a through groove is formed in the outer arc surface of the central shaft, the spring is located inside the through groove, the two clamping balls are arranged at two ends of the through groove in a sliding mode respectively, the two clamping balls are in contact with two ends of the spring respectively, two arc grooves are formed in the inner portion of the outer sleeve in an up-down mode, and the cross section of each arc groove is triangular.
By adopting the technical scheme, when the outer sleeve moves, the outer sleeve can drive the arc groove on the outer sleeve to move, as the cross section of the arc groove is triangular, when the arc groove moves, the side face of the arc groove can extrude the clamping ball, the clamping ball can extrude the first spring, so that the clamping ball is retracted into the through groove, namely, the clamping ball is moved out of the arc groove, when the next arc groove corresponds to the through groove, the clamping ball is pushed out by the spring for a while to enter the clamping ball, the clamping ball and the arc groove are matched, so that a user can feel in a paragraph when pushing the outer sleeve, the clamping ball and the arc groove are matched to play a supporting role on the outer sleeve, the outer sleeve is prevented from resetting under the action of gravity, meanwhile, the design of double clamping balls is adopted, balanced force is played on the outer sleeve, abrasion caused by single-side stress is avoided, meanwhile, the clamping ball and the outer sleeve are metal, the wear resistance is improved, and the service life is prolonged.
Preferably, the flint assembly comprises an adjusting block, a second spring and a second flint, a placing groove is formed in the shell, the second flint is arranged in the placing groove in a sliding mode, one end of the second flint extends out of the placing groove and is in contact with the output end of the sparking assembly, the second spring is located in the adjusting groove, the second spring is located on one side of the second flint, the adjusting block is located at one end, away from the second flint, of the spring, and the adjusting block is in threaded fit with the placing groove.
By adopting the technical scheme, the placing effect is achieved on the second flint through the placing groove, sparks are generated through friction between the second flint and the first flint, meanwhile, the adjusting block plays a role in fixing the second flint, the second spring plays a role in buffering the second flint, the second flint is prevented from being broken due to too large force of the adjusting block, meanwhile, the second spring plays a role in compensation, and when the first flint and the second flint are reduced in volume due to friction, the second spring pushes the second flint, so that the second flint and the first flint are guaranteed to be kept tightly all the time.
Preferably, a protective shell is sleeved outside the support, the protective shell is connected with the shell in a clamping mode, a fire-spraying pipe is inserted into the protective shell, and the fire-spraying pipe corresponds to the fire-spraying opening.
By adopting the technical scheme, the protective housing plays a protective role, avoids the damage of the external environment to the internal components of the protective housing, and simultaneously the flame spraying pipe corresponds to the flame spraying port, so that flame is conveniently sprayed out.
Preferably, the surface of the outer sleeve is uniformly provided with a plurality of anti-skid grooves.
By adopting the technical scheme, the anti-skid grooves increase friction force, and the anti-skid grooves which are arranged in a crisscross manner are convenient for a user to rotate and push the outer sleeve.
Preferably, the side areas of the protective shell are symmetrical and fixedly connected with connecting pieces, connecting rods penetrate through the shell, and the connecting rods penetrate through the shell.
By adopting the technical scheme, through the joint design of connecting rod and connection piece, the person of facilitating the use takes out the protective housing.
Preferably, a metal protection box is sleeved outside the shell.
By adopting the technical scheme, the metal protection box has a protection effect on the plastic shell and ensures the safety.
The gas valve has the beneficial effects that the gas valve is opened through the ignition component, and sparks are generated through the matching of the ignition component and the flint component, so that gas is ignited, the gas is prevented from being ignited in one step, the safety is ensured, meanwhile, the limiting component can limit the jacket, the jacket is prevented from falling under the action of gravity, meanwhile, the gas valve is made of metal, is smooth, friction force is reduced, symmetrical force application is adopted, abrasion caused by single-sided force application is avoided, and the service life is ensured.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a schematic diagram showing the positions of the connecting pieces and the connecting rods according to the embodiment;
FIG. 3 is a schematic diagram of an embodiment for showing a flint assembly;
FIG. 4 is a schematic diagram showing an assembly of an air outlet valve and a rubber hose according to an embodiment;
FIG. 5 is a schematic diagram of an embodiment for showing a firing assembly;
Fig. 6 is a schematic diagram showing a dome, a flap, and a top plate according to an embodiment.
The fire-fighting device comprises the following components of 1, a shell, 2, a bracket, 3, an air outlet valve, 4, a fire-spraying port, 5, a rubber hose, 6, a flint component, 7, a fire-striking component, 8, a spring plate, 9, a folded plate, 10, a notch, 11, a top plate, 12, a central shaft, 13, an inner sleeve, 14, an outer sleeve, 15, first fire-striking stones, 16, a limiting device, 17, first springs, 18, clamping balls, 19, a through groove, 20, an arc-shaped groove, 21, an adjusting block, 22, second springs, 23, second fire stones, 24, a placing groove, 25, a protective shell, 26, a fire-spraying pipe, 27, an anti-skid groove, 28, a connecting sheet, 29, a connecting rod and 30 and a metal protection box.
Detailed Description
The following description is only of the preferred embodiments of the present invention, and the scope of the present invention should not be limited to the examples, but should be construed as falling within the scope of the present invention. It should also be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present invention are intended to be comprehended within the scope of the present invention.
See the fig. 1 to 6, a long service life and have lighter of auto-lock function, including casing 1, casing 1's outside cover is equipped with metal protection box 30, metal protection box 30 plays the protection effect to plastics's casing 1, guarantee the security, casing 1's up end fixedly connected with support 2, be provided with air outlet valve 3 on the support 2, air outlet valve 3 passes support 2 and casing 1 and is linked together, support 2 wears to be equipped with fire-spraying mouth 4, fire-spraying mouth 4 is linked together through rubber hose 5 with the pneumatic valve, support 2 outside cover is equipped with protective housing 25, protective housing 25 plays the guard action, avoid the injury of external environment to protective housing 25 internals, the side area symmetry and the fixedly connected with connection piece 28 of protective housing 25, wear to be equipped with connecting rod 29 on the connection piece 28, connecting rod 29 passes casing 1, through the joint design of connecting rod 29 and connection piece 28, the person of facilitating the use takes out protective housing 25, and the last cartridge of protective housing 25 is equipped with fire-spraying tube 26, fire-spraying tube 26 corresponds with fire-spraying mouth 4 simultaneously, convenient flame blowout.
The inner part of the shell 1 is rotatably provided with a sparking component 7, the sparking component 7 comprises a central shaft 12, an inner sleeve 13, an outer sleeve 14 and a first sparking stone 15, one end of the central shaft 12 is rotatably arranged on the shell 1, one end of the central shaft 12 is in rotary fit with the support 2, the outer sleeve 14 is sleeved on the central shaft 12, the outer sleeve 14 is in sliding fit with the central shaft 12, a plurality of anti-sliding grooves 27 are uniformly formed in the surface of the outer sleeve 14, friction is increased by the anti-sliding grooves 27 formed in a crisscross manner, a user can conveniently rotate and push the outer sleeve 14, the inner sleeve 13 is positioned between the outer sleeve 14 and the central shaft 12, the inner sleeve 13 is in sliding fit with the central shaft 12, the outer sleeve 14 is in threaded fit with the inner sleeve 13, the first sparking stone 15 is positioned on one side of the flaming port 4, the sparking stone is sleeved on the central shaft 12, and a limiting device 16 matched with the outer cylinder is arranged inside the central shaft 12.
The limiting device 16 comprises a first spring 17 and two clamping balls 18, a through groove 19 is formed in the outer arc surface of the central shaft 12, the spring is located inside the through groove 19, the two clamping balls 18 are arranged at two ends of the through groove 19 in a sliding mode, the two clamping balls 18 are respectively in contact with two ends of the spring, two arc grooves 20 are formed in the inner portion of the outer sleeve 14 in an up-down mode, and the cross section of each arc groove 20 is triangular.
When the anti-wear sleeve is used, the outer sleeve 14 is pushed upwards firstly, the inner sleeve 13 is driven by the outer sleeve 14 to slide upwards along the central shaft 12, the limiting device 16 and the inner sleeve 13 play a role in stabilizing the two ends of the outer sleeve 14, when the outer sleeve 14 moves, the outer sleeve 14 can drive the arc-shaped groove 20 on the outer sleeve 14 to move, as the cross section of the arc-shaped groove 20 is triangular, when the arc-shaped groove 20 moves, the side surface of the arc-shaped groove 20 can squeeze the clamping ball 18, the clamping ball 18 can squeeze the first spring 17, so that the clamping ball 18 moves out of the arc-shaped groove 20, when the next arc-shaped groove 20 corresponds to the through groove 19, the first spring 17 pushes the clamping ball 18 out of the clamping ball 18, and the clamping ball 18 are matched with the arc-shaped groove 20, so that a user can produce a sectional sense when pushing the outer sleeve 14, the clamping ball 18 and the arc-shaped groove 20 are matched with each other to play a supporting role in supporting the outer sleeve 14, the balance force is avoided when the outer sleeve 14 is reset under the action of gravity, and meanwhile, the clamping ball 18 is designed to have balanced force on the outer sleeve 14, and wear caused by single-side stress is avoided, and the wear resistance is prolonged, and the wear life is prolonged.
Be provided with shell fragment 8 on the support 2, the one end fixedly connected with folded plate 9 of shell fragment 8, offered notch 10 on the folded plate 9, notch 10 joint is on the control end of air outlet valve 3, and the one end fixedly connected with roof 11 of folded plate 9 is kept away from to shell fragment 8, and roof 11 is located the top of inner tube.
The inner sleeve 13 can push one end of the top plate 11 to move upwards, the upward movement of the top plate 11 can drive one end of the spring plate 8 to move upwards, one end of the spring plate 8 can drive one end of the folded plate 9 to move upwards, the notch 10 on the folded plate 9 can move upwards, so that the notch 10 can push the air outlet valve 3 to open, the inside of the shell 1 is used for storing air, at the moment, the air in the shell 1 can enter the fire-spraying port 4 through the air outlet valve 3 through the guiding of the rubber hose 5, when the outer sleeve 14 moves to the top, the limiting device 16 has a fixing effect to prevent the outer sleeve 14 from resetting,
Thus, the outer sleeve 14 is rotated, the outer sleeve 14 and the inner sleeve 13 are in threaded fit, and when the threads of the outer sleeve 14 and the inner sleeve 13 are screwed to the top, no movement occurs any more, so that the rotating outer sleeve 14 can drive the inner sleeve 13 to rotate together, the inner sleeve 13 can drive the central shaft 12 to rotate together, and the central shaft 12 can drive the flint to rotate.
One side of the flaming port 4 is provided with a flint component 6, the output end of the flaming component 7 and the output end of the flint component 6 are in contact with each other, the flint component 6 comprises an adjusting block 21, a second spring 22 and a second flint 23, a placing groove 24 is formed in the shell 1, the second flint 23 is arranged in the placing groove 24 in a sliding mode, one end of the second flint 23 extends out of the placing groove 24 and is in contact with the output end of the flaming component 7, the second spring 22 is located in the adjusting groove, the second spring 22 is located on one side of the second flint 23, the adjusting block 21 is located at one end of the spring away from the second flint 23, and threads are matched between the adjusting block 21 and the placing groove 24.
The placing groove 24 is used for placing the flint II 23, sparks are generated through friction between the flint II 23 and the flint I, meanwhile, the adjusting block 21 is used for fixing the flint II 23, the spring II 22 is used for buffering the flint II 23, the fact that the flint II 23 is broken due to too large force of the adjusting block 21 is avoided, meanwhile, the spring II 22 is used for compensating, when the volume of the flint I and the flint II 23 is reduced due to friction, the spring II 22 pushes the flint II 23, so that the flint II 23 and the flint I are guaranteed to be always kept closely, sparks can be generated due to friction between the flint I and the flint II 23, and the sparks can ignite gas due to the fact that the flint component 6 and the sparking component 7 are located on one side of the flaming port 4, so that flames can be formed.
The ignition component 7 is matched with the flint component 6 to form spark ignition gas, and meanwhile, the ignition component 7 and the elastic sheet 8 are matched to achieve a self-locking effect on the opening and closing of the air outlet valve 3, so that safety is guaranteed.

Claims (7)

1.一种使用寿命长且具有自锁功能的打火机，包括壳体(1)，其特征在于，所述壳体(1)的上端面固定连接有支架(2)，所述支架(2)上设置有出气阀(3)，所述出气阀(3)穿过支架(2)和壳体(1)相连通，所述支架(2)穿设有喷火口(4)，所述喷火口(4)与气阀通过橡胶软管(5)相连通，所述喷火口(4)的一侧设置有火石组件(6)，所述壳体(1)内部转动设置有打火组件(7)，所述打火组件(7)的输出端和火石组件(6)的输出端相互接触，所述支架(2)上设置有弹片(8)，所述弹片(8)的一端固定连接有折板(9)，所述折板(9)上开设有凹口(10)，所述凹口(10)卡接在出气阀(3)的控制端上，所述弹片(8)远离折板(9)的一端固定连接有顶板(11)，所述顶板(11)位于打火组件(7)的顶部；1. A lighter with a long service life and a self-locking function, comprising a housing (1), characterized in that a bracket (2) is fixedly connected to the upper end surface of the housing (1), an air outlet valve (3) is arranged on the bracket (2), the air outlet valve (3) passes through the bracket (2) and is connected to the housing (1), a flame outlet (4) is passed through the bracket (2), the flame outlet (4) and the air valve are connected through a rubber hose (5), a flint assembly (6) is arranged on one side of the flame outlet (4), and the housing (1) is provided with a flame outlet (4). A sparking assembly (7) is rotatably arranged, the output end of the sparking assembly (7) and the output end of the flint assembly (6) are in contact with each other, a spring sheet (8) is arranged on the bracket (2), one end of the spring sheet (8) is fixedly connected to a folding plate (9), a notch (10) is provided on the folding plate (9), the notch (10) is clamped on the control end of the air outlet valve (3), one end of the spring sheet (8) away from the folding plate (9) is fixedly connected to a top plate (11), and the top plate (11) is located on the top of the sparking assembly (7); 所述打火组件(7)包括中心轴(12)、内套(13)、外套(14)、打火石一(15)，所述中心轴(12)的一端转动布置在壳体(1)上，所述中心轴(12)的一端和支架(2)转动配合，所述外套(14)套设在中心轴(12)上，所述外套(14)和中心轴(12)滑动配合，所述内套(13)位于外套(14)和中心轴(12)之间，所述内套(13)和中心轴(12)滑动配合，所述外套(14)和内套(13)之间螺纹配合，所述打火石一(15)位于喷火口(4)的一侧，所述打火石套设在中心轴(12)上，所述中心轴(12)内部设置有和外筒配合的限位装置(16)。The ignition assembly (7) comprises a central shaft (12), an inner sleeve (13), an outer sleeve (14), and a flint (15). One end of the central shaft (12) is rotatably arranged on the housing (1). One end of the central shaft (12) is rotatably matched with the bracket (2). The outer sleeve (14) is sleeved on the central shaft (12). The outer sleeve (14) and the central shaft (12) are slidably matched. The inner sleeve (13) is located between the outer sleeve (14) and the central shaft (12). The inner sleeve (13) and the central shaft (12) are slidably matched. The outer sleeve (14) and the inner sleeve (13) are threadedly matched. The flint (15) is located on one side of the flame-spouting port (4). The flint is sleeved on the central shaft (12). A limiting device (16) matching with the outer sleeve is provided inside the central shaft (12). 2. 根据权利要求1所述的一种使用寿命长且具有自锁功能 的打火机，其特征在于，所述限位装置(16)包括弹簧一(17)和卡球(18)，所述中心轴(12)的外圆弧面上开设有通槽(19)，所述弹簧位于通槽(19)内部，所述卡球(18)设置有两个，两个卡球(18)分别滑动布置在通槽(19)的两端，两个卡球(18)分别和弹簧的两端相互接触，所述外套(14)的内部上下开设有两个弧形槽(20)，所述弧形槽(20)的横截面呈三角形。2. A lighter with a long service life and a self-locking function according to claim 1, characterized in that the limiting device (16) includes a spring (17) and a locking ball (18), a through groove (19) is provided on the outer arc surface of the central axis (12), the spring is located inside the through groove (19), two locking balls (18) are provided, the two locking balls (18) are respectively slidably arranged at the two ends of the through groove (19), the two locking balls (18) are respectively in contact with the two ends of the spring, and two arc grooves (20) are provided on the upper and lower parts of the inner part of the outer sleeve (14), and the cross-section of the arc groove (20) is triangular. 3.根据权利要求1所述的一种使用寿命长且具有自锁功能的打火机，其特征在于，所述火石组件(6)包括调节块(21)、弹簧二(22)和火石二(23)，所述壳体(1)内部开设有放置槽(24)，所述火石二(23)滑动布置在放置槽(24)内部，所述火石二(23)的一端从放置槽(24)内部伸出和打火组件(7)的输出端相互接触，所述弹簧二(22)位于调节槽内部，且所述弹簧二(22)位于火石二(23)的一侧，所述调节块(21)位于弹簧远离火石二(23)的一端，所述调节块(21)和放置槽(24)之间螺纹配合。3. A lighter with a long service life and a self-locking function according to claim 1, characterized in that the flint assembly (6) comprises an adjusting block (21), a second spring (22) and a second flint (23), a placement groove (24) is provided inside the housing (1), the second flint (23) is slidably arranged inside the placement groove (24), one end of the second flint (23) extends from the inside of the placement groove (24) and contacts with the output end of the ignition assembly (7), the second spring (22) is located inside the adjusting groove, and the second spring (22) is located on one side of the second flint (23), the adjusting block (21) is located at the end of the spring away from the second flint (23), and the adjusting block (21) and the placement groove (24) are threadedly matched. 4.根据权利要求1所述的一种使用寿命长且具有自锁功能的打火机，其特征在于，所述支架(2)外部套设有保护壳(25)，所述保护壳(25)和壳体(1)卡接，且所述保护壳(25)上插设有喷火管(26)，所述喷火管(26)和喷火口(4)相对应。4. A lighter with a long service life and a self-locking function according to claim 1, characterized in that a protective shell (25) is provided on the outside of the bracket (2), the protective shell (25) and the housing (1) are snap-fitted, and a flamethrower (26) is inserted into the protective shell (25), and the flamethrower (26) corresponds to the flamethrower (4). 5.根据权利要求1所述的一种使用寿命长且具有自锁功能的打火机，其特征在于，所述外套(14)的表面均匀开设有若干防滑槽(27)。5. A lighter with a long service life and a self-locking function according to claim 1, characterized in that a plurality of anti-slip grooves (27) are evenly arranged on the surface of the outer cover (14). 6.根据权利要求4所述的一种使用寿命长且具有自锁功能的打火机，其特征在于，所述保护壳(25)的侧面积对称且固定连接有连接片(28)，所述连接片(28)上穿设有连接杆(29)，所述连接杆(29)穿过壳体(1)。6. A lighter with a long service life and a self-locking function according to claim 4, characterized in that the side area of the protective shell (25) is symmetrical and is fixedly connected with a connecting piece (28), and a connecting rod (29) is passed through the connecting piece (28), and the connecting rod (29) passes through the shell (1). 7.根据权利要求1所述的一种使用寿命长且具有自锁功能的打火机，其特征在于，所述壳体(1)的外部套设有金属保护盒(30)。7. A lighter with a long service life and a self-locking function according to claim 1, characterized in that a metal protective box (30) is provided on the outside of the housing (1).
CN202210744144.2A 2022-06-28 2022-06-28 A lighter with long service life and self-locking function Active CN114935159B (en)

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