CN209233074U - A kind of electrical automatic plug system of the motor-type of crane restocking - Google Patents

Abstract

The utility model discloses a motor-type electrical automatic plug-in system for a crane rack, which comprises a rack and a container spreader, and the upper rack is set above the container spreader, and also includes a floating plug mechanism and a floating socket mechanism, and the floating plug mechanism is arranged on the upper rack. Above, the floating socket mechanism is set on the container spreader; the floating plug mechanism includes a guide rail structure, a plug structure support, a first spring device, a plug structure, a screw structure, a driving motor, a support rod, a coarse guide shaft and a fine guide Shaft; the floating socket mechanism includes: a positioning plate, a second spring device, a support base and a socket structure, and the socket structure is provided with: a horn guide hole, a precise guide hole, a rainproof cover, a torsion spring, a turning shaft, a turning hit the block. The utility model realizes the automatic connection and disconnection of energy and signal transmission lines during the connection and disconnection operation of the racking and container spreader, and meanwhile makes the floating plug mechanism have the characteristics of high stability and long-lasting operation.

Description

A motor-type electrical automatic plug-in system for cranes

technical field

The utility model relates to the loading of container cranes, in particular to a motor-type electrical automatic plug-in system for loading of cranes.

Background technique

At present, the electrical automatic plug-in system is a product born with the application of single-lift fully automatic detachable racking, aiming to realize the mutual interaction between single-lift fully automatic detachable racking in single-slinger mode and double-slinger mode During the switching process, the automatic connection and disconnection of the energy and signal transmission lines between the rack and the container spreader.

However, with the rapid development of science and technology and economic society, as well as the scarcity of human resources and rising labor costs, the demand for equipment automation in various ports is getting higher and higher. However, the connection and disengagement of the existing racking and container spreaders are manually operated by ground personnel, so the operation process of the entire container spreader replacement is time-consuming, difficult to operate, and requires high quality personnel. It will bury the last hidden safety hazard, and the ground personnel still need to climb and climb during the operation, which has a certain risk of safety accidents. Therefore, the electrical automatic plug-in system is not only an exclusive requirement for fully automatic detachable racking, but its wide application in various racking and container spreaders has become a development trend.

However, the applicant company previously applied for an electrical automatic plug-in system on a crane (application number 201810116112.1), which adopts a hydraulic electrical automatic plug-in system, and its floating plug mechanism is driven by a driving cylinder, but compared to the motor-driven Generally speaking, hydraulic drive is less stable than motor drive, so it is not suitable for long-term working conditions.

Utility model content

In view of the above-mentioned defects in the prior art, the purpose of this utility model is to provide a motor-type electrical automatic plug-in system for cranes, which realizes energy and signal transmission during the connection and disconnection of the rack and the container spreader. The automatic connection and disconnection of the line also makes the floating plug mechanism have the characteristics of high stability and long-lasting work.

In order to achieve the above object, the utility model adopts the following technical solutions:

A motor-type electrical automatic plug-in system for a crane rack, including a rack and a container spreader, the upper rack is installed above the container spreader, and also includes a floating plug mechanism and a floating socket mechanism, the floating plug mechanism is set on the upper frame, and the floating socket mechanism on the container spreader;

The floating plug mechanism includes a guide rail structure, a plug structure support, a first spring device, a plug structure, a screw structure, a drive motor, a support rod, a coarse guide shaft and a fine guide shaft, the guide rail structure is connected to the upper frame, and the drive The motor drives the guide rail structure to shrink upward or/and extend downward through the screw structure. The plug structure bracket is connected to the guide rail structure. The plug structure bracket is connected to the support rod and the fine guide shaft. The support rod is connected to the coarse guide shaft. The middle position is connected to the plug structure through the first spring device;

The floating socket mechanism includes: a positioning plate, a second spring device, a supporting base and a socket structure, the positioning plate is connected to the container spreader, the socket structure is arranged on the supporting base, and the supporting base is passed through the second spring The device is connected to the positioning plate, and the socket structure and the plug structure are set correspondingly. The socket structure is equipped with: horn guide hole, precise guide hole, rainproof cover, torsion spring, flip shaft, flip bumper, horn guide hole and rough guide The shafts are set correspondingly, the precise guide hole is set corresponding to the precise guide shaft, the socket structure is fine-tuned on the support base through the second spring device, the flip shaft is set on the lower surface of the socket structure, and the flip bumper is used to drive the rainproof cover Open around the turning shaft, and the torsion spring is set on the turning shaft to store energy.

There are four support rods.

There are two thick guide shafts.

The fine guide shaft is located between the two coarse guide shafts.

The first spring device has a pair.

Bearings are also sleeved on the rainproof cover to collide with the thick guide shaft.

The driving motor is arranged on the motor support.

In the above technical solution, the utility model provides a motor-type electric automatic plugging system for cranes, which is different from the hydraulic electric automatic plugging system, and the performance of the motor is more stable than that of the oil cylinder. In addition, it can compensate for the slack rope gap between the rack and the container spreader during the lifting action, the shaking and relative displacement during operation, the large structural deformation during heavy-load operation, and meet the requirements for the interaction between multiple batches of racks and the container spreader. The advantages of complex situations such as general-purpose replacement; it has good adaptability, stability and reliability.

Description of drawings

Fig. 1 is the front view of the electric automatic plugging and unplugging system of the utility model;

Fig. 2 is a left view of the automatic plugging system in Fig. 1;

Fig. 3 is the front view of the floating plug mechanism in the motor type electrical automatic plugging system of the present invention;

Fig. 4 is a left view of the floating plug mechanism in Fig. 3;

Fig. 5 is a top view of the floating plug mechanism in Fig. 3;

Fig. 6 is the front view of the floating socket mechanism in the motor-type electric automatic plugging and unplugging system of the present invention;

Fig. 7 is a left view of the floating socket mechanism in Fig. 6;

Fig. 8 is a left view of the floating socket mechanism in Fig. 6;

Fig. 9 is a schematic diagram of the connection of the electric automatic plugging system of the utility model;

Fig. 10 is a left view of the connection of the motor-type electrical automatic plugging and unplugging system in Fig. 9 .

Detailed ways

The technical scheme of the utility model is further described below in conjunction with the accompanying drawings and embodiments.

As shown in Figure 1 to Figure 10, a motor-type electrical automatic plug-in system for cranes provided by the utility model includes a rack and a container spreader, and is erected above the container spreader. The above is the prior art part, which will not be repeated here. Different from the prior art, it also includes a floating plug mechanism 1 and a floating socket mechanism 2. The floating plug mechanism 1 is the power output of the electric automatic plugging system of the utility model, and is installed on the upper frame, and the floating socket mechanism 2 is installed On the container spreader, it has the function of floating within a certain range in the horizontal direction.

Preferably, the floating plug mechanism 1 includes a guide rail structure 11, a plug structure bracket 12, first spring devices 13, 14, a plug structure 110, a screw structure 15, a drive motor 16, a support rod 17, and a thick guide shaft 18 And precision guide shaft 19, guide rail structure 11 is connected on the described upper frame, drive motor 16 drives guide rail structure 11 to shrink upwards or/and extend downwards to move through lead screw structure 15, plug structure support 12 is connected on the guide rail structure 11, The lower surface of the plug structure support is connected to four support rods 17, and then connected to the corresponding two thick guide shafts 18 through the support rods 17. The fine guide shaft 19 is also connected to the lower surface of the plug structure support 12, and is located on the two thick guide shafts. 18, the middle position of the support rod 17 is connected to the plug structure 110, and the first spring device 13, 14 is used for buffering up and down.

Preferably, the driving motor 16 is also equipped with a motor support 20 to play a role of shock absorption and buffering.

Preferably, the floating socket mechanism 2 includes: a positioning plate 25, a second spring device 23, a support base 22 and a socket structure 210, the positioning plate 25 is connected to the container spreader, and the socket structure 210 is installed on the support On the base 22, the support base 22 is connected to the positioning plate 25 through the second spring device 23. The socket structure 210 is set corresponding to the plug structure 110. The socket structure 210 is provided with: horn guide hole 21, precise guide hole 26. Rainproof cover 24, torsion spring 27, overturn shaft, overturn bumper, horn guide hole 21 is set corresponding to the position of coarse guide shaft 18, precise guide hole 26 is set corresponding to the position of precise guide shaft 19, socket structure 210 passes through The second spring device 23 is fine-tuned on the supporting base 22, which can correspond to the position of the plug structure 110. The turning shaft is located on the lower surface of the socket structure 210, and the turning block is used to drive the rainproof cover 24 to open around the turning shaft. The spring 27 is arranged on the turning shaft for accumulating energy.

Preferably, a bearing is also set on the rainproof cover 24, and when the thick guide shaft 18 collides with the bearing on the rainproof cover 24, the torsion spring 27 is in a stretched state; otherwise, the thick guide shaft 18 breaks away from the horn guide hole At 21 o'clock, the torsion spring 27 pulls the rainproof cover 24, and now the socket structure 210 is in a waterproof state.

The specific realization process of the energy and signal transmission line connection of the electric type electric automatic plugging and unplugging system of the utility model is as follows:

When the upper frame and the container spreader are mechanically locked (same as the opening and closing lock mechanism of the container spreader), the floating plug mechanism 1 is located above the floating socket mechanism 2, and the main engine controls the drive motor 16 to drive the screw structure 15 to move and drive the guide rail structure 11 stretches downward to push the plug structure bracket 12 and the plug structure 110 to move downward as a whole. When the thick guide shaft 18 enters the horn guide hole 21, due to structural manufacturing errors, structural deformation, and the gap between the upper frame and the mechanical locking of the container spreader, etc. , the floating socket mechanism 2 is usually not directly below the floating plug mechanism 1. At this time, the thick guide shaft 18 continues to move downward under the drive of the drive motor 16 and will pass through the horn guide hole 21. After the thick guide shaft 18 enters the horn guide hole 21, continue Move downwards, bump into the bearing of rainproof cover 24, and waterproof cover 24 is opened, and this moment, torsion spring 27 is twisted, accumulates energy.

When the rainproof cover 24 is fully opened, the driving motor 16 continues to drive the plug structure bracket 12 and the plug structure 110 to move downward as a whole, the precise guide shaft 19 is inserted into the precise guide hole 26, and the socket structure 220 is continuously pushed to squeeze the second spring device 23 Move to directly below the floating plug mechanism 1, and the plug structure 110 and the socket structure 210 meet the docking conditions at this time.

The disengagement process of the energy and signal transmission lines is completely opposite to the connection process, and the energy accumulated by the torsion spring 27 in the socket structure 210 can ensure that the rainproof cover 24 is flipped and closed.

Those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the utility model, rather than as a limitation to the utility model, as long as within the spirit of the utility model, the above-mentioned The changes and modifications of the embodiments will all fall within the scope of the claims of the present utility model.

Claims (7)

1. A motor-type electrical automatic plug-in system for a crane, comprising a rack and a container spreader, which is set above the container spreader, characterized in that it also includes a floating plug mechanism and a floating socket mechanism, and the floating plug mechanism is located on On the rack, the floating socket mechanism is set on the container spreader; The floating plug mechanism includes a guide rail structure, a plug structure support, a first spring device, a plug structure, a screw structure, a drive motor, a support rod, a coarse guide shaft and a fine guide shaft, the guide rail structure is connected to the upper frame, and the drive The motor drives the guide rail structure to shrink upward or/and extend downward through the screw structure. The plug structure bracket is connected to the guide rail structure. The plug structure bracket is connected to the support rod and the fine guide shaft. The support rod is connected to the coarse guide shaft. The middle position is connected to the plug structure through the first spring device; The floating socket mechanism includes: a positioning plate, a second spring device, a supporting base and a socket structure, the positioning plate is connected to the container spreader, the socket structure is arranged on the supporting base, and the supporting base is passed through the second spring The device is connected to the positioning plate, and the socket structure and the plug structure are set correspondingly. The socket structure is equipped with: horn guide hole, precise guide hole, rainproof cover, torsion spring, flip shaft, flip bumper, horn guide hole and rough guide The shafts are set correspondingly, the precise guide hole is set corresponding to the precise guide shaft, the socket structure is fine-tuned on the support base through the second spring device, the flip shaft is set on the lower surface of the socket structure, and the flip bumper is used to drive the rainproof cover Open around the turning shaft, and the torsion spring is set on the turning shaft to store energy. 2 . The motor-type electric automatic plug-in system for cranes as claimed in claim 1 , wherein there are four support rods. 3 . 3. The motor-type electrical automatic plug-in system for crane racks according to claim 1, wherein there are two thick guide shafts. 4. The motor-type electrical automatic plug-in system for crane racks according to claim 3, wherein the fine guide shaft is located between two coarse guide shafts. 5 . The motor-type electrical automatic plug-in system for crane racks according to claim 1 , wherein the first spring device has a pair. 6 . 6. A motor-type electrical automatic plug-in system for cranes as claimed in claim 1, characterized in that: said rainproof cover is also covered with bearings for colliding with the thick guide shaft. 7. A motor-type electrical automatic plug-in system for cranes as claimed in claim 1, wherein the driving motor is arranged on a motor support.