CN201190807Y - Tube pressure self-boosting close and open valve - Google Patents
Tube pressure self-boosting close and open valve Download PDFInfo
- Publication number
- CN201190807Y CN201190807Y CNU2008200198826U CN200820019882U CN201190807Y CN 201190807 Y CN201190807 Y CN 201190807Y CN U2008200198826 U CNU2008200198826 U CN U2008200198826U CN 200820019882 U CN200820019882 U CN 200820019882U CN 201190807 Y CN201190807 Y CN 201190807Y
- Authority
- CN
- China
- Prior art keywords
- valve
- pipe
- valve body
- tube pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 239000004568 cement Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 4
- 239000010985 leather Substances 0.000 description 4
- 230000006837 decompression Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The utility model relates to a tube pressure self-assist start-close valve, belonging to the check valve technical field, which comprises a valve body provided with a valve body inlet and a valve body outlet. The tube pressure self-assist start-close valve is characterized in that the valve body is provided with a tube pressure self-assist device. The utility model controls the discharge and charge of the liquid in the middle valve chamber to utilize tube pressure to automatically start and close the valve, having low cost, simple operation, saved time, saved force and fast response. The tube pressure self-assist start-close valve can stop various fluids, while the stop effect can be increased along with the increase of the fluid pressure and the volume increase of the valve body.
Description
Technical field
The utility model belongs to the stop valve field, is specifically related to a kind of pipe and presses from the power-assisted opening/shutting valve.
Background technique
The stop valve of current use, can be divided into artificial valve, electric valve, hydraulic valve by mode of operation, artificial valve is generally realized the switch of valve by the rotation hand wheel rotating screw bolt, when big or manifold pressure is big when valve, bothersome effort during operation, use inconvenience, electric valve and hydraulic valve adopt motor or oil hydraulic cylinder to realize the switch of valve, involve great expense.
Summary of the invention
The purpose of this utility model provides the pipe that a kind of cost is low, pressure power-assisted realization valve opening and closing is managed in utilization and presses from the power-assisted opening/shutting valve.
The utility model is achieved through the following technical solutions:
Be that a kind of pipe is pressed from the power-assisted opening/shutting valve, comprise valve body, valve body is provided with valve body import, valve outlet, it is characterized in that valve body is provided with pipe and presses from power assisting device.
Described pipe is pressed middle valve pocket airtight in power assisting device comprises valve body, middle valve pocket is provided with the intake pipe that is communicated with the valve body import, the outlet pipe that is communicated with valve outlet, described outlet pipe is provided with reduction valve, the low pressure control valve that discharges water, described outlet pipe is provided with the control diaphragm, and the control diaphragm is connected with inlet valve on the intake pipe by connecting rod.
According to the Environmental Conditions difference, can establish tubulose plastic cement spool in the middle valve pocket, also can establish piston or leather cup.When establishing tubulose plastic cement spool in the middle valve pocket, tubulose plastic cement spool is provided with the lever-like chuck, and described lever-like chuck is fixed on the inwall of middle valve pocket; When establishing piston or leather cup in the middle valve pocket, the bottom of piston or leather cup is provided with self-closing valve gap.
The utility model charges and discharge by control intervening valve intracavity liquid, utilizes pipe to press the keying that realizes valve automatically, and it is low, simple to operate, time saving and energy saving to have a cost, willing advantage.The utility model goes for ending of various fluids, and the pressure of fluid is big more, and valve body is big more, and effect is remarkable more.The claimant applied on December 9th, 2005, patent No. ZL200520125825.2, name is called the rubber membrane in the patented technology of split gas control running water valve because pressurized is fragile, uses the utility model that it is transformed, can overcome its defective, reach better effect.
Description of drawings
Fig. 1 is the utility model embodiment 1 a structural representation;
Fig. 2 is the utility model embodiment 2 a structural representation.
As shown in FIG.: 1 valve body, valve pockets in the middle of 2,3 tubulose plastic cement spools, 4 lever-like chucks, the 5 low pressure control valve that discharges water, 6 outlet pipes, 7 reduction valve, 8 control diaphragms, 9 inlet valves, 10 intake pipes, 11 pistons, 12 self-closing valve gaps.
Embodiment
Embodiment 1
As shown in Figure 1, being provided with pipe in the valve body 1 presses from power assisting device, described pipe is pressed middle valve pocket 2 airtight in power assisting device comprises valve body 1, be provided with tubulose plastic cement spool 3 in the middle valve pocket 2, the tubulose plastic cement spool 3 outer lever-like chucks 4 that are provided with the rigid plastics making, middle valve pocket 2 is provided with the intake pipe 10 that is communicated with valve body 1 import, the outlet pipe 6 that is communicated with valve body 1 outlet, described outlet pipe 6 is provided with reduction valve 7, the low pressure control valve 5 that discharges water, described outlet pipe 6 is provided with control diaphragm 8, and control diaphragm 8 is connected with inlet valve 9 on the intake pipe 10 by connecting rod.
When the utility model need be driven valve, open the low pressure control valve 5 that discharges water, the liquid in the middle valve pocket 2 flow into valve bodies 1 outlet through reduction valve 7 decompression backs by outlet pipe 6, meanwhile, outlet pipe 6 internal pressures descend, control diaphragm 8 shrinks, and drivening rod is closed intake pipe 10 by inlet valve 9, liquid in the middle valve pocket 2 can not get replenishing, pressure in the middle valve pocket 2 descends, and the liquid of valve body 1 import struts tubulose plastic cement spool 3, finishes out valve events.
When the utility model need close valve, close the low pressure control valve 5 that discharges water, outlet pipe 6 internal pressures rise gradually, cause that control diaphragm 8 expands drivening rod, by inlet valve 9 intake pipe 10 is opened, liquid in the middle valve pocket 2 is replenished, and the pressure in the middle valve pocket 2 rises, and squeezes tubulose plastic cement spool 3 flat, finish the pass valve events, lever-like chuck 4 can play the effect of further power-assisted in closing the valve process.
As shown in Figure 2, being provided with pipe in the valve body 1 presses from power assisting device, described pipe is pressed middle valve pocket 2 airtight in power assisting device comprises valve body 1, be provided with piston 11 in the middle valve pocket 2, the bottom of piston 11 is provided with self-closing valve gap 12, middle valve pocket 2 is provided with the intake pipe 10 that is communicated with valve body 1 import, the outlet pipe 6 that is communicated with valve body 1 outlet, described outlet pipe 6 is provided with reduction valve 7, the low pressure control valve 5 that discharges water, described outlet pipe 6 is provided with control diaphragm 8, and control diaphragm 8 is connected with inlet valve 9 on the intake pipe 10 by connecting rod.
When the utility model need be driven valve, open the low pressure control valve 5 that discharges water, the liquid in the middle valve pocket 2 flow into valve bodies 1 outlet through reduction valve 7 decompression backs by outlet pipe 6, meanwhile, outlet pipe 6 internal pressures descend, control diaphragm 8 shrinks, and drivening rod is closed intake pipe 10 by inlet valve 9, liquid in the middle valve pocket 2 can not get replenishing, pressure in the middle valve pocket 2 descends, and the liquid of valve body 1 import is finished out valve events with piston 11, self-closing valve gap 12 jack-up.
When the utility model need close valve, close the low pressure control valve 5 that discharges water, outlet pipe 6 internal pressures rise gradually, cause that control diaphragm 8 expands, drivening rod, by inlet valve 9 intake pipe 10 is opened, the liquid in the middle valve pocket 2 is replenished, and the pressure in the middle valve pocket 2 rises, when the pressure of the pressure in the middle valve pocket 2 and valve body 1 entrance point is identical, piston 11 effect of running out of steam, the pipe of valve body 1 import press the self-closing valve gap 12 of promotion to fall to blocking valve body 1 outlet, finish the pass valve events.
The utility model is not limited to above embodiment, can adopt leather cup to replace as the piston among the embodiment 2.
Claims (4)
1, a kind of pipe is pressed from the power-assisted opening/shutting valve, comprises valve body, and valve body is provided with valve body import, valve outlet, it is characterized in that valve body is provided with pipe and presses from power assisting device.
2, pipe according to claim 1 is pressed from the power-assisted opening/shutting valve, it is characterized in that described pipe presses middle valve pocket airtight in power assisting device comprises valve body, middle valve pocket is provided with the intake pipe that is communicated with the valve body import, the outlet pipe that is communicated with valve outlet, described outlet pipe is provided with reduction valve, the low pressure control valve that discharges water, described outlet pipe is provided with the control diaphragm, and the control diaphragm is connected with inlet valve on the intake pipe by connecting rod.
3, pipe according to claim 2 is pressed from the power-assisted opening/shutting valve, is provided with tubulose plastic cement spool in the valve pocket in the middle of it is characterized in that, described tubulose plastic cement spool is provided with the lever-like chuck, and described lever-like chuck is fixed on the inwall of middle valve pocket.
4, pipe according to claim 2 is pressed from the power-assisted opening/shutting valve, it is characterized in that being provided with piston in the described middle valve pocket, and lower part of piston is provided with self-closing valve gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200198826U CN201190807Y (en) | 2008-03-28 | 2008-03-28 | Tube pressure self-boosting close and open valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200198826U CN201190807Y (en) | 2008-03-28 | 2008-03-28 | Tube pressure self-boosting close and open valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201190807Y true CN201190807Y (en) | 2009-02-04 |
Family
ID=40334969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200198826U Expired - Fee Related CN201190807Y (en) | 2008-03-28 | 2008-03-28 | Tube pressure self-boosting close and open valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201190807Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769383A (en) * | 2010-04-13 | 2010-07-07 | 瑞安市良精石化机械厂 | Power-assisted cut-off device |
| CN113154094A (en) * | 2021-04-02 | 2021-07-23 | 浙江机电职业技术学院 | Pipeline type membrane check valve |
-
2008
- 2008-03-28 CN CNU2008200198826U patent/CN201190807Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769383A (en) * | 2010-04-13 | 2010-07-07 | 瑞安市良精石化机械厂 | Power-assisted cut-off device |
| CN113154094A (en) * | 2021-04-02 | 2021-07-23 | 浙江机电职业技术学院 | Pipeline type membrane check valve |
| CN113154094B (en) * | 2021-04-02 | 2023-11-14 | 浙江机电职业技术学院 | Pipe type diaphragm check valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20110328 |