A battery detection device

Abstract

The utility model discloses a kind of battery detection devices, for being electrically connected with N batteries by first connecting interface respectively, comprising: cabinet;Multi-layer circuit board, each layer of circuit board is fixed with cabinet by fixed structure, and each circuit board is electrically connected with first connecting interface by second connecting interface respectively;Multi-layer heat dissipation component, layer number is same with circuit board layer number, and fixed on cabinet with position corresponding;The fixed structure includes first fixed plate and radiator;The number of the radiator is same with circuit board, and the circuit board is fixed with first fixed plate by radiator, and the first fixed plate is fixed with the inner wall of cabinet.Affinity effect: by the opening of heat dissipation component, different layers of circuit board can be heat dissipated, and by heat dissipation component, airflow can be flowed to the surface of fin and circuit board, increase the heat dissipation area, and the effect of heat dissipation is better.

Description

Technical Field

[0001] This utility model relates to the field of testing, and in particular to a battery testing device. Background Technology

[0002] Testing devices are required when testing batteries. However, when testing multiple batteries, the circuit boards and connectors inside the batteries can easily generate a lot of heat, leading to insufficient heat dissipation, increased power consumption, and compromised safety.

[0003] Currently, when cooling circuit boards, fans are usually used to directly blow or draw air onto the circuit boards and connectors, which cannot achieve top-down cooling and results in low cooling efficiency. Utility Model Content

[0004] The purpose of this invention is to solve the problems in the prior art and provide a battery testing device.

[0005] Technical solution: A battery testing device is proposed, which is used to electrically connect to N batteries respectively through a first connection interface, including: Box; The multilayer circuit board is fixed to the housing by a fixing structure, and each circuit board is electrically connected to the first connection interface through a second connection interface. The multi-layer heat dissipation component has the same number of layers as the circuit board and is fixed to the enclosure in the corresponding positions. The fixing structure includes a first fixing plate and a heat sink; The number of heat sinks is the same as the number of circuit boards. The circuit boards are fixed to the first fixing plate via the heat sinks, and the first fixing plate is fixed to the inner wall of the housing.

[0006] Preferably, the radiator includes a support plate and heat sinks, and the support plate is fixed to the first fixing plate by a plurality of heat sinks.

[0007] Preferably, the plurality of heat sinks are arranged in parallel, and the plurality of circuit boards are arranged in parallel, with the heat sinks and circuit boards arranged in parallel and facing the heat dissipation component.

[0008] Preferably, the support plate is provided with multiple fixing blocks, and multiple C-shaped plates are provided above the first fixing plate. The C-shaped plates are fixed to the support plate by bolts and at least one fixing block is pressed against them.

[0009] Preferably, the support plate is provided with a fixing groove, and the lower end of the circuit board is embedded and fixed in the fixing groove.

[0010] Preferably, the end of the first fixing plate away from the heat dissipation component is connected to a second fixing plate facing upwards. The second fixing plate has a plurality of second connection interfaces running through it. The pins of the second connection interfaces are clamped to both sides of the circuit board and electrically connected to the circuit board.

[0011] Preferably, the second fixing plate is provided with multiple heat dissipation holes.

[0012] Preferably, angle irons are fixedly provided on both inner walls of the box, and the two sides of the first fixing plate are placed on the angle irons for fixing.

[0013] Preferably, the upper part of one side of the housing is an inclined structure, the inclined structure is used to fix the control panel, the first connection interface is evenly distributed in the middle of the side, and the lower part of the side is provided with a ventilation net.

[0014] Preferably, the heat dissipation component is a cooling fan. Beneficial effects

[0015] By opening the heat dissipation components, heat can be dissipated from different layers of the circuit board. Furthermore, the heat dissipation components can direct airflow to the surface of the heat sink and the circuit board, increasing the heat dissipation area and improving the heat dissipation effect. In addition, the second connection interface is fixed to one end of the heat sink. When the airflow of the heat dissipation component passes through the heat sink, it dissipates heat on the second fixing plate, which improves the heat dissipation of the second connection interface and avoids the second connection interface from overheating and being damaged. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a schematic diagram of one side of the structure of this utility model; Figure 3 This is a schematic diagram of the internal structure on the other side of this utility model; Figure 4 This is a schematic diagram of the three-dimensional structure of the multilayer circuit board of this utility model; Figure 5 This is a utility model Figure 4 Enlarged structural diagram of position A in the middle; Figure 6 This is a schematic diagram of one side of the structure of this utility model.

[0017] Figure label: 1. First connection interface; 2. Circuit board; 3. Housing; 4. Heat dissipation assembly; 5. First fixing plate; 6. Support plate; 7. Heat sink; 8. Fixing block; 9. C-shaped plate; 10. Heat dissipation hole; 11. Angle iron; 12. Control panel; 13. Ventilation mesh; 14. Second fixing plate; 15. Second connection interface. Detailed Implementation

[0018] To make the technical solution of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. Example

[0019] To make the technical solution of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0020] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions in the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model. Unless otherwise defined, the technical or scientific terms used herein should have the ordinary meaning understood by one of ordinary skill in the art to which this utility model pertains. The terms "comprising" and similar expressions used herein mean that the element or object preceding the word covers the element or object listed following the word and its equivalents, but does not exclude other elements or objects.

[0021] In response to the problems existing in the current technology, combined with Figure 1-6 A battery testing device, used for electrically connecting to N batteries respectively via a first connection interface 1, comprising: Box 3; The multilayer circuit board 2, each layer of circuit board 2 is fixed to the housing 3 by a fixing structure, and each circuit board 2 is electrically connected to the first connection interface 1 through the second connection interface 9. The multi-layer heat dissipation component 4 has the same number of layers as the circuit board 2, and is fixed on the housing 3 in the corresponding position. The fixing structure includes a first fixing plate 5 and a heat sink; The number of heat sinks is the same as that of circuit board 2. Circuit board 2 is fixed to the first fixing plate 5 through the heat sinks. The first fixing plate 5 is fixed to the inner wall of the housing 3.

[0022] Specifically, the second connection interface 15 can be connected to the first connection interface 1 via a wire, and the first connection interface 1 can be electrically connected to the battery that needs to be tested, so as to make an electrical connection with the circuit board 2, which facilitates the testing of the battery. By activating the heat dissipation component 4, the generated airflow can pass through the circuit board 2 and the heat sink, greatly increasing the heat dissipation area and improving the heat dissipation effect.

[0023] In some specific embodiments, the heat sink includes a support plate 6 and heat sinks 7. The support plate 6 is fixed to the first fixing plate 5 by a plurality of heat sinks 7. The airflow generated by the heat dissipation assembly can pass through the channel formed by the heat sinks 7 and the support plate 6, which can greatly cool the bottom of the circuit board 2.

[0024] In some specific embodiments, multiple heat sinks 7 are arranged in parallel, and multiple circuit boards 2 are arranged in parallel. The heat sinks 7 and circuit boards 2 are arranged in parallel and face the heat dissipation assembly 4. The airflow generated by the heat dissipation assembly 4 can pass through the channel formed by the heat sinks 7 and the inner side of the support plate 6, which can greatly cool the bottom of the circuit board 2.

[0025] In some specific embodiments, the support plate 6 is provided with a plurality of fixing blocks 8, and the first fixing plate 5 is provided with a plurality of C-shaped plates 9. The C-shaped plates 9 are fixed to the support plate 6 by bolts, and at least one fixing block 8 is pressed against them. During the process of fixing the support plate 6 with bolts through the C-shaped plates 9, the plurality of fixing blocks 8 can be pressed against them. The support plate 6 is more stably supported by the plurality of fixing blocks 8 pressing against it.

[0026] In some specific embodiments, the support plate 6 is provided with a fixing groove, and the lower end of the circuit board 2 is embedded and fixed in the fixing groove. The circuit board 2 is fixed inside the fixing groove by the bottom of the circuit board 2. On the other hand, it can improve the heat conduction efficiency of the bottom of the circuit board 2 on the support plate 6.

[0027] In some specific embodiments, the end of the first fixing plate 5 away from the heat dissipation component 4 is connected to a second fixing plate 8 facing upward. The second fixing plate 8 is provided with a plurality of second connection interfaces 9. The pins of the second connection interfaces 15 are clamped on both sides of the circuit board 2 and electrically connected to the circuit board 2. By clamping the pins of the second connection interfaces 15 on both sides of the circuit board 2, the circuit board 2 can be fixed laterally. On the other hand, by setting the second connection interfaces 15 at one end of the circuit board 2, the heat dissipation of the second connection interfaces 15 is effectively improved.

[0028] In some specific embodiments, the second fixing plate 8 is provided with a plurality of heat dissipation holes 10 to facilitate the flow of gas and improve the heat dissipation effect of the radiator.

[0029] In some specific embodiments, angle irons 11 are fixedly provided on both inner walls of the box body 3, and the two sides of the first fixing plate 5 are placed on the angle irons 11 for fixing, so as to facilitate the fixing of the first fixing plate 5.

[0030] In some specific embodiments, the upper part of one side of the housing 3 is an inclined structure, the inclined structure fixes the control panel 12, the first connection interface 1 is evenly distributed in the middle of the side, and the lower part of the side is provided with a ventilation net 13. The control panel 12 is connected to the circuit board 2 to facilitate parameter setting. The first connection interface 1 facilitates connection with an external battery. The ventilation net 13 facilitates gas circulation inside the housing 3.

[0031] In some specific embodiments, the heat dissipation component 4 is a cooling fan.

[0032] The embodiments described above are merely illustrative of several implementations of this utility model, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A battery testing device, used for electrically connecting to N batteries respectively via a first connection interface (1), characterized in that, include: Box (3); The multilayer circuit board (2) is fixed to the housing (3) by a fixing structure, and each circuit board (2) is electrically connected to the first connection interface (1) through the second connection interface (15); The multi-layer heat dissipation component (4) has the same number of layers as the circuit board (2) and is fixed on the housing (3) in the corresponding position; The fixing structure includes a first fixing plate (5) and a heat sink; The number of heat sinks is the same as that of the circuit board (2). The circuit board (2) is fixed to the first fixing plate (5) by means of the heat sinks. The first fixing plate (5) is fixed to the inner wall of the box (3).

2. The battery testing device according to claim 1, characterized in that, The radiator includes a support plate (6) and heat sinks (7), and the support plate (6) is fixed to the first fixing plate (5) by a plurality of heat sinks (7).

3. The battery testing device according to claim 2, characterized in that, Multiple heat sinks (7) are arranged in parallel, and multiple circuit boards (2) are arranged in parallel. The heat sinks (7) and circuit boards (2) are arranged in parallel and are oriented toward the heat dissipation assembly (4).

4. The battery testing device according to claim 2, characterized in that, The support plate (6) is provided with multiple fixing blocks (8), and the first fixing plate (5) is provided with multiple C-shaped plates (9). The C-shaped plates (9) are fixed to the support plate (6) by bolts and press at least one fixing block (8).

5. A battery testing device according to claim 2, characterized in that, The support plate (6) is provided with a fixing groove, and the lower end of the circuit board (2) is embedded and fixed in the fixing groove.

6. The battery testing device according to claim 1, characterized in that, The first fixing plate (5) is connected to a second fixing plate (14) facing upward at one end away from the heat dissipation component (4). The second fixing plate (14) has multiple second connection interfaces (15) through it. The pins of the second connection interfaces (15) are clamped on both sides of the circuit board (2) and electrically connected to the circuit board (2).

7. A battery testing device according to claim 6, characterized in that, The second fixing plate (14) is provided with multiple heat dissipation holes (10).

8. A battery testing device according to claim 1, characterized in that, Angle irons (11) are fixedly installed on both inner walls of the box (3), and the two sides of the first fixing plate (5) are placed on the angle irons (11) for fixing.

9. A battery testing device according to claim 1, characterized in that, The upper part of one side of the box (3) is an inclined structure, the inclined structure is used to fix the control panel (12), the first connection interface (1) is evenly distributed in the middle of the side, and the lower part of the side is provided with a ventilation net (13).

10. A battery testing device according to claim 1, characterized in that, The heat dissipation component (4) is a cooling fan.

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