CN219038597U

CN219038597U - Power supply plug rolling test machine of charging gun

Info

Publication number: CN219038597U
Application number: CN202222726306.8U
Authority: CN
Inventors: 陈武光; 郭素娇; 陈妙斌; 蒋贺祥
Original assignee: Dongguan Zhongjia Detection Equipment Technology Co ltd
Current assignee: Dongguan Zhongjia Detection Equipment Technology Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-05-16
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to the technical field of test equipment, in particular to a power supply plug rolling tester of a charging gun, which comprises a rack, wherein a moving device and a rolling device are arranged in the rack, the moving device is slidably arranged at the bottom of the rack, the rolling device comprises a support bracket vertically arranged on the rack, the support bracket is positioned at one side of the moving device, the rolling bracket is slidably arranged on the support bracket, a counterweight device is detachably arranged at the top of the rolling bracket, a tire is rotatably arranged under the counterweight device, the tire is coupled with the moving device, the counterweight device is detachably arranged at the top of the rolling bracket, the rolling limit number test of the power supply plug by the same weight can be realized, and the limit bearing capacity of the power supply plug can be continuously increased. The test data range is wider. Because set up at the top of rolling the support, the efficiency of increasing the balancing weight or reducing the balancing weight is followed highly.

Description

Power supply plug rolling test machine of charging gun

Technical Field

The utility model relates to the technical field of test equipment, in particular to a rolling test machine for a power supply plug of a charging gun.

Background

With the rapid progress of electric automobile technology and the promotion and development of national policies, the popularization speed of electric automobiles is very rapid. At present, the problems of low endurance mileage, frequent charging requirement, charging safety and the like of the electric automobile at the present stage become important points of industry attention. Especially, the charging facilities in public charging places are easy to collide and crush by vehicles, and if the charging facilities have no certain strength, the devices are easy to cause the conditions of shell rupture, insulation breakage and the like after being collided and crushed for many times, so that dangerous conditions such as electric leakage, electric shock and the like in the charging process are caused. It is therefore necessary to perform a simulated vehicle crush test for the power plug and the vehicle socket.

The utility model discloses a simulated tire rolling system of an electric automobile charging gun in China patent application number CN201821746923.1, which comprises a roller platform, supporting devices arranged on two sides of the roller platform, tires arranged on the roller platform, a power transmission system for driving the tires to rotate, and counterweight devices arranged on two sides of the tires, wherein the power transmission system comprises a driving motor and a power transmission shaft, an output shaft of the driving motor drives a power transmission shaft to rotate, the tires and the counterweight devices are fixed on the power transmission shaft, the power transmission shaft is arranged on the supporting devices, and a control console is connected with the driving motor and used for controlling the switch, the rotating speed and the rotating direction of the driving motor. The power transmission shaft is fixed on the power transmission shaft through the tire and the counterweight device, and the counterweight can be replaced or added only by lifting the power transmission shaft completely when the weight needs to be replaced. Meanwhile, the balance of the power transmission shaft in the rotation process can be ensured by adding the same balance weight at the two ends of the power transmission shaft. The replacement speed is faster.

Disclosure of Invention

In order to solve the problems, the utility model provides the power supply plug rolling test machine of the charging gun, and the counterweight device is detachably arranged at the top of the rolling support, so that the limit number of times of rolling of the power supply plug by the same weight can be tested, and the limit bearing capacity of the power supply plug can be measured by continuously increasing the total amount. The test data range is wider. Because set up at the top of rolling the support, the efficiency of increasing the balancing weight or reducing the balancing weight is followed highly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a power supply plug rolling test machine of rifle charges, includes the frame, be equipped with mobile device and rolling machine in the frame, mobile device slidable mounting is in the bottom of frame, rolling machine is including vertical the installing support frame in the frame, the support frame is located one side of mobile device, slidable mounting has the support that rolls on the support frame, the top demountable installation who rolls the support has counterweight device, the tire is installed in the rotation under the counterweight device, the tire with mobile device coupling connection.

As preferable, the counterweight device comprises a bottom plate arranged at the top of the rolling support, wherein at least two connecting rods are vertically arranged on the bottom plate, one end of each connecting rod is fixedly connected with the bottom plate, and the other end of each connecting rod is a free end; the connecting rod is sleeved with a cover plate and a plurality of balancing weights; the balancing weight is located between the cover plate and the bottom plate, the connecting rod is connected with a fastening piece through threads, and the fastening piece is located right above the cover plate.

As the preferable mode of the utility model, the rear side of the rolling support is fixedly provided with a gear motor, the output end of the gear motor is fixedly connected with a half shaft, the half shaft is positioned right below the rolling device, and the tire is fixedly arranged on the half shaft.

As preferable, the top of the supporting bracket is provided with a driving device for driving the rolling bracket to move; the rolling support is located under the driving device and connected with the supporting support through a linear guide rail, and a fixing seat fixedly connected with the driving device is arranged at the top of the cover plate.

As a preferable mode of the utility model, the moving device comprises a sliding frame which is horizontally and slidably arranged on the frame, two sides of the sliding frame are respectively provided with two spring buffers, and each spring buffer is fixedly arranged on the frame; a cylinder for driving the sliding frame to move is arranged between the two spring buffers at the same side, and a contact block is arranged at the output end of the cylinder; the bottom of the placing table is provided with a pushing plate, and the center of the pushing plate and the axes of the cylinders at two sides are coaxially arranged.

As the preferable mode of the utility model, the sliding frame is provided with a placing table, two ends of the placing table are rotatably provided with a plurality of rolling shafts, and two ends of the rolling shafts are rotatably connected in the sliding frame.

Preferably, a protection plate is further arranged around the frame.

The utility model has the beneficial effects that: the counterweight device is detachably arranged at the top of the rolling support, so that the rolling limit times test of the same weight on the power supply plug can be realized, the limit bearing capacity of the power supply plug can be measured by continuously increasing the total amount, and the test data range is wider; because set up at the top of rolling the support, it is higher to increase the balancing weight or reduce the efficiency of balancing weight.

Drawings

Fig. 1 is a schematic perspective view of the utility model without the protective plate.

Fig. 2 is a schematic perspective view of a mobile device according to the present utility model.

Fig. 3 is a schematic perspective view of a rolling apparatus according to the present utility model.

Fig. 4 is a schematic perspective view of the present utility model after the protective plate is installed.

Reference numerals illustrate: 1. the device comprises a frame, 2, a moving device, 21, a sliding frame, 22, a spring buffer, 23, a cylinder, 24, a contact block, 25, a placing table, 26, a roller, 3, a rolling device, 31, a supporting bracket, 32, a rolling bracket, 33, a counterweight device, 34, a tire, 35, a bottom plate, 36, a connecting rod, 37, a cover plate, 38, a counterweight, 39, a fastener, 40, a fixing seat, 41 and a half shaft.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-4, the utility model relates to a power plug rolling tester of a charging gun, which comprises a frame 1 arranged on the ground, wherein a moving device 2 for simulating the movement of a power plug on the ground and a rolling device 3 for simulating rolling of a tire 34 on the power plug in the running process of an automobile are arranged in the frame 1, the moving device 2 is slidably arranged at the bottom of the frame 1, the rolling device 3 comprises a support bracket 31 vertically arranged on the frame 1, the support bracket 31 is positioned at one side of the moving device 2, a rolling bracket 32 is slidably arranged on the support bracket 31, a counterweight device 33 is detachably arranged at the top of the rolling bracket 32, the tire 34 is rotatably arranged under the counterweight device 33, and the tire 34 is coupled with the moving device 2. The counterweight device 33 comprises a bottom plate 35 arranged at the top of the rolling bracket 32, at least two connecting rods 36 are vertically arranged on the bottom plate 35, one ends of the connecting rods 36 are fixedly connected with the bottom plate 35, and the other ends are free ends. The connecting rod 36 is sleeved with a cover plate 37 and a plurality of balancing weights 38. The balancing weight 38 is located between the cover plate 37 and the bottom plate 35, the connecting rod 36 is connected with a fastening piece 39 in a threaded mode, and the fastening piece 39 is located right above the cover plate 37. One or more weights 38 are provided between the cover plate 37 and the base plate 35 to allow for simulation of different weights. The cover plate 37 and the weight 38 are simultaneously secured to the roller bracket 32 by fasteners 39. The fastener 39 and cover 37 need to be removed from the connecting rod 36 when it is desired to either increase or decrease the weight 38. The number of weights 38 may be increased or decreased. The weight of the balancing weight 38 can be changed at any time, so that the limit number of times of rolling of the power supply plug by the same weight can be tested, and the limit bearing capacity of the power supply plug can be measured by continuously increasing the total amount. The test data range is wider.

The top of the support bracket 31 is provided with a driving device for driving the rolling bracket 32 to move up and down along the linear guide rail. The driving device in the application is an outsourcing standard part electric winch. The rolling support 32 is located right below the driving device and is connected with the supporting support 31 through a linear guide rail, a gear motor is fixedly mounted on the rear side of the rolling support 32, a half shaft 41 is fixedly connected to the output end of the gear motor, the half shaft 41 is located right below the rolling device, and the tire 34 is fixedly mounted on the half shaft 41. Because the present application adopts an electric hoist, the top of the cover plate 37 is provided with a fixing seat 40 fixedly connected with the driving device. The wire rope passing through the electric hoist is fixedly connected with the fixing base 40, so that the rolling bracket 32 is moved up and down. The wire rope through the electric hoist is fixedly connected with the counterweight device 33, and the counterweight device 33 moves up and down under the action of the electric hoist, so that the rolling support 32 is driven to move up and down linearly along the linear guide rail. While the counterweight 33 is arranged to simulate the weight of the vehicle itself acting on the tyre 34. And a gear motor is used to simulate the rotation of the tire 34 during start-up or operation of the vehicle. Thereby simulating the state of the car.

Referring to fig. 1-2, the moving device 2 includes a sliding frame 21 horizontally slidably mounted on the frame 1, two spring buffers 22 are disposed on two sides of the sliding frame 21, and each spring buffer 22 is fixedly mounted on the frame 1. The carriage 21 is slidably connected to the frame 1 through a linear guide rail. An air cylinder 23 for driving the sliding frame 21 to move is arranged between the two spring buffers 22 on the same side, and a contact block 24 is arranged at the output end of the air cylinder 23; two cylinders 23 are oppositely arranged on two sides of the frame 1 and are positioned on two sides of the sliding frame 21. The carriage 21 is provided with a placing table 25, two ends of the placing table 25 are rotatably provided with a plurality of rolling shafts 26, and two ends of the rolling shafts 26 are rotatably connected in the carriage 21 by adopting bearings. The bottom of the placing table 25 is provided with a pushing plate, and the center of the pushing plate is coaxially arranged with the axle center of the two side air cylinders 23. When the sliding frame is used, in the process that the output end of one cylinder 23 stretches out, when the contact block 24 on the output end is contacted with the pushing block, the force generated in the stretching process of the output end acts on the pushing plate to drive the sliding frame 21 to slide towards the other cylinder 23 along the linear guide rail. When the output is fully extended, it is retracted. While the carriage 21 continues to move towards one another under the influence of inertia. Knowing that the carriage 21 is in contact with the jounce bumper 22 stops moving. The same principle of operation applies when the carriage 21 needs to be moved in the other direction.

In the use process, the power supply plug of the charging gun is fixedly arranged on the placing table 25, the required balancing weight 38 is placed in the balancing device 33, and the rolling stand 1 is lifted to a set position by the electric winch. By moving the carriage 21 to one side of the frame 1, the speed reducing motor is started to put the tire 34 in a rotated state. The rolling stand 1 is lowered to a set position by the electric hoist so that the tire 34 is placed on the roller 26 on the side of the placement table 25. The carriage 21 moves to the other side by the tire 34. While the tire 34 passes over the placement table 25 during the movement of the carriage 21 to roll the power plug of the charging gun. So that the tyre 34 is positioned on the other side roller 26 of the rest table 25. The carriage 21 is moved in the other direction by reversing the gear motor. Therefore, protection rolling test of the power supply plug of the charging gun is realized.

In order to ensure the safety of the testing machine, a protection plate is also arranged around the frame 1.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. The utility model provides a power supply plug rolling test machine of rifle charges, its characterized in that, includes the frame, be equipped with mobile device and rolling device in the frame, mobile device slidable mounting is in the bottom of frame, rolling device is including vertical the installing support in the frame, support is located one side of mobile device, slidable mounting has the rolling support on the support, the top demountable who rolls the support has counterweight device, rotate under the counterweight device and install the tire, the tire with mobile device coupling connection.

2. The powered plug crush tester for a charging gun of claim 1, wherein: the counterweight device comprises a bottom plate arranged at the top of the rolling support, at least two connecting rods are vertically arranged on the bottom plate, one end of each connecting rod is fixedly connected with the bottom plate, and the other end of each connecting rod is a free end; the connecting rod is sleeved with a cover plate and a plurality of balancing weights; the balancing weight is located between the cover plate and the bottom plate, the connecting rod is connected with a fastening piece through threads, and the fastening piece is located right above the cover plate.

3. The powered plug crush tester for a charging gun of claim 1, wherein: the rolling support is characterized in that a gear motor is fixedly arranged at the rear side of the rolling support, an output end of the gear motor is fixedly connected with a half shaft, the half shaft is located right below the rolling device, and the tire is fixedly arranged on the half shaft.

4. The powered plug crush tester for a charging gun of claim 2, wherein: the top of the support bracket is provided with a driving device for driving the rolling bracket to move; the rolling support is located under the driving device and connected with the supporting support through a linear guide rail, and a fixing seat fixedly connected with the driving device is arranged at the top of the cover plate.

5. The powered plug crush tester for a charging gun of claim 1, wherein: the moving device comprises a sliding frame which is horizontally and slidably arranged on the frame, two sides of the sliding frame are respectively provided with two spring buffers, and each spring buffer is fixedly arranged on the frame; a cylinder for driving the sliding frame to move is arranged between the two spring buffers at the same side, and a contact block is arranged at the output end of the cylinder; the bottom of the placing table is provided with a pushing plate, and the center of the pushing plate and the axes of the cylinders at two sides are coaxially arranged.

6. The powered plug crush tester for a charging gun of claim 5, wherein: the sliding frame is provided with a placing table, two ends of the placing table are rotatably provided with a plurality of rolling shafts, and two ends of the rolling shafts are rotatably connected in the sliding frame.

7. The powered plug crush tester for a charging gun of claim 1, wherein: and a protection plate is arranged around the frame.