CN217849957U - Low voltage insulation relay box - Google Patents

Abstract

The embodiment of the present application proposes a low-voltage insulated relay box, which includes: heat dissipation hole sealing plates are fixedly installed on both sides of the box body; multiple heat dissipation fans are fixedly installed on the top of the box body; Evenly distributed relay fixing plate, the relay fixing plate is fixedly connected with the circuit board through the connection fixing plate, the upper end of the circuit board and the lower end of the circuit board are fixedly connected with the guide groove plate, and the guide groove plate is slidingly connected with the inner wall of the box body; the box body There are a number of evenly distributed slots on the inner wall of the back of the cabinet, the rear end of the circuit board is plugged into the slots, a communication module is installed inside the box, and the circuit board is connected to the communication module; the front of the box is provided with an indicator light. The low-voltage insulated relay box of the embodiment of the present application adopts the structural design of the insert guide groove, which facilitates the maintenance and replacement of the circuit board, improves the test speed, saves costs, and can place multiple circuit boards for connection at the same time, saving space.

Description

Low voltage insulation relay box

technical field

The present application relates to the technical field of low-voltage insulation testing of batteries, in particular to a low-voltage insulation relay box.

Background technique

For the low-voltage insulation test of battery products, low-voltage insulating relay boxes need to be used; the low-voltage insulating relay boxes on the market in the prior art are all made of PA6 in contact with the circuit board; the vertical beams of the cabinets are all made of processed parts, laminates and instrument panels It is inconvenient to adjust the fixed panel of the instrument and to interchange the test instrument layer to layer. Therefore, a low-voltage insulating relay box is proposed.

Utility model content

The technical problem to be solved by the embodiment of the present application is to provide a low-voltage insulating relay box, which solves the switching of the middle line during the test process and the communication problem with the upper computer. The maintenance and replacement of the board can improve the test speed and save costs. At the same time, multiple circuit boards can be placed for connection to save space; the communication is realized through the communication module.

In order to solve the above technical problems, the embodiment of the present application proposes a low-voltage insulated relay box, including: a box body, a cooling hole sealing plate, a cooling fan, a relay fixing plate, a circuit board, a guide plate, a communication module, and an indicator light; wherein, the Both sides of the box body are fixedly installed with cooling hole sealing plates; the top of the box body is fixedly installed with a plurality of cooling fans; the front of the box body is fixedly installed with a plurality of evenly distributed relay fixing plates, and the relay The fixed plate is fixedly connected with a circuit board by connecting the fixed plate, and the upper end of the circuit board and the lower end of the circuit board are fixedly connected with a guide groove plate, and the guide groove plate is slidably connected with the inner wall of the box body; The back inner wall of the back is provided with a plurality of evenly distributed slots, the rear end of the circuit board is plugged into the slots, a communication module is installed inside the box, and the circuit board is connected to the communication module; the box The front of the body is provided with an indicator light.

Further, fixed panels are fixedly installed on both sides of the front of the box, and a first handle is fixedly installed on the fixed panel.

Further, two second handles are fixedly installed on the top of the box.

Further, a plurality of heat dissipation hole grooves are evenly opened on the surface of the heat dissipation hole sealing plate.

Further, the four corners of the bottom of the box are fixedly installed with feet.

The embodiment of the present application proposes a low-voltage insulated relay box, and through the structural design of the insert guide groove, it is convenient for the maintenance and replacement of the circuit board, which can improve the test speed and save costs. At the same time, multiple circuit boards can be placed for connection to save space. Function; and the design of the heat dissipation fan and the heat dissipation hole sealing plate has good heat dissipation function and the overall box structure.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the embodiment of the present application;

Fig. 2 is a schematic structural diagram of the inside of the box of the embodiment of the present application;

FIG. 3 is a schematic diagram of the structure around the circuit board of the embodiment of the present application.

[Description of Reference Signs]

In the figure: 1-box; 2-cooling hole sealing plate; 3-cooling fan; 4-fixed panel; 5-foot; 6-first handle; 7-second handle; 8-indicator light; 9-relay fixing board; 10-connection fixed board; 11-guiding groove board; 12-circuit board; 13-communication module.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be further described in detail below in conjunction with the drawings and specific embodiments.

If there are directional indications (such as up, down, left, right, front, back...) in the embodiments of the present application, they are only used to explain the relative positions of the components in a certain posture (as shown in the accompanying drawings) relationship, motion, etc., if the particular pose changes, the directional indication changes accordingly.

In addition, if the descriptions involving "first", "second" and so on in this application are used for description purposes only, they should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features.

Please refer to Figures 1-3. The embodiment of the present application provides a low-voltage insulated relay box, including: box body 1, cooling hole sealing plate 2, cooling fan 3, relay fixing plate 9, circuit board 12, guide slot plate 11, communication Module 13 and indicator light 8.

Wherein, both sides of the box body 1 are fixedly installed with cooling hole sealing plates 2, and the top of the box body 1 is fixedly installed with a plurality of cooling fans 3, through which cooling fan 3 generates blowing, and the cooling hole sealing plate 2 realizes Discharge of hot air to achieve heat dissipation.

As shown in Figure 3, the front of the box body 1 is fixedly equipped with a plurality of evenly distributed relay fixing plates 9, and the relay fixing plates 9 are fixedly connected with a circuit board 12 by connecting the fixing plate 10, and the circuit board 12 The upper end and the lower end of the circuit board 12 are fixedly connected with a guide groove plate 11, and the guide groove plate 11 is slidingly connected with the inner wall of the box body 1, and adopts the insert guide groove design, which is convenient for replacing and repairing the circuit board 12. Multiple circuit boards 12 can be placed at the same time, so that the circuit boards 12 are compact and orderly, saving installation space, and realizing the miniaturization of the entire low-voltage insulating relay box.

The back inner wall of the box body 1 is provided with a plurality of evenly distributed slots, the rear end of the circuit board 12 is plugged into the slots, the inside of the box body 1 is equipped with a communication module 13, the circuit board 12 is connected to the communication module 13, there is a control board in the box body 1, the control board has a connection circuit, the communication module 13 is connected to the control board, the circuit board 12 is inserted in the slot, through the connection contacts in the slot, and the control Board connection, so as to send signals to the outside through the communication module 13, and play a signal interaction.

The front of the box 1 is provided with an indicator light 8, and the indicator light 8 is also connected to the control panel to visually monitor the operation of the box.

The use of PET material in contact with the circuit board 12 meets the requirements of the electrical performance test; during the battery insulation test, the high resistance value of the test is guaranteed through the insulating PET material in contact with the circuit board, and the insulation value exceeds 6000V/min, ensuring the test requirements. , different from that in the prior art, PA6 is used in contact with the circuit board 12, and the overall frame structure is fixed using aluminum alloy A6061 material, which leads to the shortcomings of interference in the test and low insulation value.

The box-type overall structure, the connection with the contact circuit board 12 and the overall frame structure are all made of PET materials to ensure the high resistance value of the test.

Both sides of the front of the box body 1 are fixedly installed with fixed panels 4, and the first handle 6 is fixedly installed on the fixed panel 4. The fixed panels 4 on both sides are convenient for fixed connection with other equipment, and the first handle 6 is convenient for moving back and forth. Location.

Two second handles 7 are fixedly installed on the top of the box body 1, which is convenient for moving up and down.

The surface of the heat dissipation hole sealing plate 2 is evenly opened with a plurality of heat dissipation hole slots, which provide holes for heat dissipation and realize heat dissipation.

The four corners of the bottom of the box body 1 are fixedly installed with feet 5, and the feet 5 are made of rubber material, which can be used for insulation and shock absorption.

Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present application. and modifications, the scope of the present application is defined by the appended claims and their equivalents.

Claims (5)

1. Low pressure insulating relay case, its characterized in that includes: the heat dissipation device comprises a box body, a heat dissipation hole sealing plate, a heat dissipation fan, a relay fixing plate, a circuit board, a guide groove plate, a communication module and an indicator light;

wherein, the two sides of the box body are fixedly provided with heat dissipation hole sealing plates;

the top of the box body is fixedly provided with a plurality of cooling fans;

the front side of the box body is fixedly provided with a plurality of uniformly distributed relay fixing plates, the relay fixing plates are fixedly connected with a circuit board through connecting fixing plates, the upper end of the circuit board and the lower end of the circuit board are both fixedly connected with a guide groove plate, and the guide groove plate is connected with the inner wall of the box body in a sliding manner;

the inner wall of the back of the box body is provided with a plurality of slots which are uniformly distributed, the rear end of the circuit board is inserted into the slots, a communication module is installed in the box body, and the circuit board is connected to the communication module;

and an indicator light is arranged on the front surface of the box body.

2. The low-voltage insulation relay box as claimed in claim 1, wherein fixed panels are fixedly mounted on two sides of the front surface of the box body, and a first handle is fixedly mounted on each fixed panel.

3. The low-voltage insulating relay box according to claim 1, wherein two second handles are fixedly mounted on the top of the box body.

4. The low-voltage insulating relay box according to claim 1, wherein the heat dissipation hole sealing plate has a plurality of heat dissipation hole slots uniformly formed on a surface thereof.

5. A low-voltage insulation relay box according to claim 1, characterized in that feet are fixedly arranged at four corners of the bottom of the box body.

Images