CN218037093U

CN218037093U - Strong and weak current switching device for charging gun detection

Info

Publication number: CN218037093U
Application number: CN202221071791.3U
Authority: CN
Inventors: 徐罕; 姜民; 候林杰
Original assignee: Jiaxing Xinbai Electronic Technology Co ltd
Current assignee: Jiaxing Xinbai Electronic Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-12-13
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a rifle that charges detects uses strong and weak current auto-change over device, characterized by: the device comprises a case, and a bottom plate, a sliding plate, a driving part, a strong current detection group and a weak current detection group which are arranged in the case; the sliding plate is in sliding fit with the bottom plate; the strong current detection group and the weak current detection group are respectively positioned on two sides of the sliding plate, the strong current detection group comprises a fixed strong current probe plate arranged on the bottom plate and a movable strong current probe plate arranged on the sliding plate, and the weak current detection group comprises a fixed weak current probe plate arranged on the bottom plate and a movable weak current probe plate arranged on the sliding plate; the driving component is arranged between the bottom plate and the sliding plate to drive the movable strong current probe plate to be communicated with the fixed strong current probe plate or drive the movable weak current probe plate to be communicated with the fixed weak current probe plate. The utility model discloses can switch the detection to big or small electric current, can reduce the detection cost, can promote detection efficiency again.

Description

Strong and weak current switching device for charging gun detection

Technical Field

The utility model relates to a check out test set field especially relates to a rifle that charges detects and uses strong and weak electric auto-change over device.

Background

In recent years, with the rapid development of the automobile industry, two major problems of energy consumption and environmental pollution become more and more obvious, and countries in the world pay more attention to the environment and energy problems, so that new energy automobiles (pure electric vehicles and hybrid electric vehicles) become the development trend of the automobile industry. The charging gun is an important component in a new energy automobile, the safety and reliability of the charging gun are not small in quantity, and the charging gun plays an important role in the safety and the use of the new energy automobile.

Before the charging gun is put into use, the charging gun can be put into use after all performances are qualified through continuous tests. The charging gun wire harness mainly bears heavy current and high-voltage power output in a high-voltage state, if the charging gun wire harness is improperly used, phenomena of vehicle burning or electric shock of personnel can occur, and serious influences are caused on safe use of vehicles and life and property of personnel, so that the charging gun wire harness is very important for performance test of the charging gun under a heavy current condition, and meanwhile, some performance tests of the charging gun require a weak current condition. Therefore, in the detection process, an operator needs to plug the plug of the charging gun into the strong current charging condition and the weak current charging condition respectively for detection, namely, during strong current detection, the plug is plugged into the strong current charging condition, after the strong current detection is completed, the plug is pulled down and plugged into the weak current charging condition, and the repeated plugging operation brings inconvenience as the operator and reduces the detection efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a rifle that charges detects and uses strong and weak electric auto-change over device can switch the detection to big or small electric current, can reduce the detection cost, can promote detection efficiency again.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a rifle that charges detects uses strong and weak electric auto-change over device which characterized by: the device comprises a case, and a bottom plate, a sliding plate, a driving part, a strong current detection group and a weak current detection group which are arranged in the case;

the sliding plate is in sliding fit with the bottom plate;

the strong current detection group and the weak current detection group are respectively positioned on two sides of the sliding plate, the strong current detection group comprises a fixed strong current probe plate arranged on the bottom plate and a movable strong current probe plate arranged on the sliding plate, and the weak current detection group comprises a fixed weak current probe plate arranged on the bottom plate and a movable weak current probe plate arranged on the sliding plate;

the driving component is arranged between the bottom plate and the sliding plate to drive the movable strong current probe plate to be communicated with the fixed strong current probe plate or drive the movable weak current probe plate to be communicated with the fixed weak current probe plate.

Preferably, the slide is the U template, drive component is the cylinder, the cylinder body of cylinder is fixed in on the bottom plate and is located the U type inslot of slide, and the piston rod of cylinder is connected on the slide.

Preferably, the fixed strong current probe board, the mobile strong current probe board, the fixed weak current probe board and the mobile weak current probe board are provided with a switching guard plate.

Preferably, a reinforcing plate is disposed between the movable strong current probe card and the sled and between the movable weak current probe card and the sled.

Preferably, the box body is provided with a heat dissipation port.

The utility model has the advantages that: the strong current detection instrument and the weak current detection instrument can be integrated on one device, in the test process, according to the detection requirement of the charging gun, the driving component is utilized to drive the strong current detection group to be switched on or the weak current detection group to be switched on, the charging gun to be detected is switched on with the strong current detection instrument or the weak current detection instrument, the high-voltage or low-voltage test of the charging gun is met, in the test process, the action that an operator switches and connects the strong current detection instrument and the weak current detection instrument through plugging and unplugging the charging gun plug is saved, the detection efficiency is improved, and the labor force of the operator is reduced.

Drawings

Fig. 1 is a split view of a strong current and weak current switching device for detecting a charging gun according to the present embodiment;

FIG. 2 is a schematic assembly diagram of the slide plate, the base plate and the driving member provided in the present embodiment;

fig. 3 is a schematic view of the male plate and the mold plate provided in this embodiment.

Detailed Description

The strong and weak current switching device for detecting a charging gun according to the present invention is further described with reference to fig. 1 to 3.

The utility model provides a rifle that charges detects uses strong and weak electric auto-change over device which characterized by: the device comprises a case 1, and a bottom plate 2, a sliding plate 3, a driving component 4, a strong current detection group 6 and a weak current detection group 5 which are arranged in the case 1. The case 1 is of an upper side opening type structure, and a cover plate 11 is covered on the opening. The bottom plate 2 is fixed on the bottom wall in the case 1, and the sliding plate 3 is in sliding fit with the bottom plate 2. The strong current detection group 6 and the weak current detection group 5 are respectively located on two side positions of the sliding plate 3, the strong current detection group 6 comprises a fixed strong current probe board 62 arranged on the bottom plate 2 and a movable strong current probe board 61 arranged on the sliding plate 3, and the weak current detection group 5 comprises a fixed weak current probe board 51 arranged on the bottom plate 2 and a movable weak current probe board 52 arranged on the sliding plate 3. The driving part 4 is disposed between the base plate 2 and the sliding plate 3 to drive the mobile strong current probe board 61 to be connected with the fixed strong current probe board 62 or to drive the mobile weak current probe board 52 to be connected with the fixed weak current probe board 51.

Specifically, slide 3 is the U template, drive component 4 is the cylinder, the cylinder body of cylinder is fixed in on bottom plate 2 and is located slide 3's U type inslot through a fixing base 10, and the piston rod of cylinder is towards the tank bottom in U type groove and connect in slide 3 on the tank bottom in the corresponding U type groove through a connecting block 9. The air cylinder is arranged in the U-shaped groove of the sliding plate 3, so that the compactness of installation of the driving part 4 and the sliding plate 3 in the case can be improved, and the space is saved.

The switching guard plate 7 is provided on each of the fixed type strong current probe board 62, the mobile type strong current probe board 61, the fixed type weak current probe board 51, and the mobile type weak current probe board 52. The two protective plates 7 on the fixed type strong current probe plate 62 and the movable type strong current probe plate 61 are a mother plate 71 and a male plate 72 respectively, the movable type strong current probe plate 61 and the movable type weak current probe plate 52 are connected with a socket for plugging a charging gun through a wire harness, probes on the movable type strong current probe plate 61 are positioned in holes of guide posts, guide holes 711 are formed in the mother plate 71, and probes on the fixed type strong current probe plate 62 are positioned in the guide holes. When the fixed type strong current probe board 62 is plugged with the movable type strong current probe board 61, the probes on the two probe boards can be stably plugged under the guiding action of the guide holes and the guide columns. Similarly, the two switching guard plates 7 on the fixed weak current probe board 51 and the mobile weak current probe board 52 are arranged in the same structure.

A reinforcing plate 8 is provided between the mobile heavy current probe card 61 and the sled 3 and between the mobile light current probe card 52 and the sled 3. The reinforcing plate 8 can improve the structural strength of the mobile strong current probe board 61 and the mobile weak current probe board 52 on the sliding plate 3.

Furthermore, a hole 81 is formed in the reinforcing plate 8, and the hole 81 can reduce the weight and is convenient to take in the dismounting process.

The box body is provided with a heat dissipation opening so as to effectively improve the heat dissipation effect of the embodiment.

When the charging gun is used specifically, a strong current detection instrument and a weak current detection instrument can be integrated into one device, the fixed strong current probe board 62 and the fixed weak current probe board 51 are connected with the strong current detection instrument and the weak current detection instrument respectively through wiring harnesses, and the movable strong current probe board 61 and the movable weak current probe board 52 are connected with a socket for inserting the charging gun through wiring harnesses. In the testing process, according to the detection requirement of the charging gun, the driving component 4 is utilized to drive the strong current detection group 6 to be connected or drive the weak current detection group 5 to be connected, so that the charging gun to be detected is connected with a strong current detection instrument or a weak current detection instrument, and the high-voltage or low-voltage test of the charging gun is met.

Unless otherwise specified, in the present invention, if the terms "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but not for indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore, the terms describing the orientation or positional relationship in the present invention are only used for exemplary illustration and should not be understood as limitations of the present patent, and those of ordinary skill in the art can understand the specific meaning of the above terms according to the specific circumstances in conjunction with the drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a rifle that charges detects uses strong and weak electric auto-change over device which characterized by: the device comprises a case, and a bottom plate, a sliding plate, a driving part, a strong current detection group and a weak current detection group which are arranged in the case;

the sliding plate is in sliding fit with the bottom plate;

2. The charging gun detection strong and weak current switching device according to claim 1, characterized in that: the slide is the U template, drive component is the cylinder, the cylinder body of cylinder is fixed in on the bottom plate and is located the U type inslot of slide, and the piston rod of cylinder is connected on the slide.

3. The charging gun detection strong and weak current switching device according to claim 1, characterized in that: switching guard plates are arranged on the fixed strong current probe plate, the movable strong current probe plate, the fixed weak current probe plate and the movable weak current probe plate.

4. The charging gun detection strong and weak current switching device according to claim 1, characterized in that: and reinforcing plates are arranged between the movable strong current probe plate and the sliding plate and between the movable weak current probe plate and the sliding plate.

5. The charging gun detection strong and weak current switching device according to claim 1, characterized in that: a heat dissipation opening is formed in the case body of the case.