Power battery assembly capable of preventing short circuit and giving safety alarm

Abstract

The utility model belongs to the technical field of power battery assemblies, and discloses a short circuit prevention safety alarm power battery assembly which comprises a mother board, a first special-shaped board is fixedly installed on the top of the left side of the mother board, and a second special-shaped board is fixedly installed on the top of the right side of the mother board. The first special-shaped plate and the second special-shaped plate are fixedly installed on the upper side of the mother plate, the pressing plate is installed on the lower side of the first special-shaped plate and the lower side of the second special-shaped plate, the pressing plate is installed on the upper side of the mother plate, a plurality of third special-shaped plates are fixedly installed on the lower side of the pressing plate, and ICB assembly labels are installed on the upper side of the mother plate. The battery pack has the advantages that when the battery pack is detected to have electric leakage, the electric leakage can be prompted and alarmed, the safety of the battery in the using process is greatly improved, dangers are prevented, the mother board is made of the ABS material, the formability, the temperature resistance and the impact strength of the battery pack are greatly improved, and when the battery is impacted in the using process, the battery cannot be damaged. And the safety of the battery is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of power battery components, and in particular relates to a power battery component with short-circuit prevention and safety alarm. Background Art

[0002] In recent years, with the rapid development of electric vehicles, power battery systems have become one of the core components of electric vehicles. However, due to the special properties of power batteries, such as large capacity and high voltage, once a safety accident such as a short circuit occurs, it will cause serious losses and impacts on the vehicle, passengers, and the environment. Electric vehicles have important components during use, such as power battery assemblies. Power battery assemblies refer to the power source that provides power for tools, and also generally refer to some fixed connection end plate structures of battery packs. They mostly refer to batteries that provide power for electric vehicles, electric trains, electric bicycles, golf carts, and battery management systems. At the same time, power batteries are the core components of new energy vehicles and an important direction for future energy transformation.

[0003] During the use of power battery assemblies, leakage problems may occur due to improper operation of the placed battery pack. Traditional power battery assemblies do not have the function of leakage short circuit alarm, which will reduce the safety of the power battery and may even cause inestimable losses. Therefore, in order to solve the above problems, a power battery assembly with anti-short circuit safety alarm is needed. Utility Model Content

[0004] In view of the problems raised by the above background technology, the purpose of the present invention is to provide a power battery assembly with anti-short circuit safety alarm.

[0005] In order to achieve the above technical objectives, the technical solutions adopted by this utility model are as follows:

[0006] A power battery assembly with anti-short circuit safety alarm includes a motherboard made of ABS material, a first special-shaped plate fixedly installed on the top left side of the motherboard, a second special-shaped plate fixedly installed on the top right side of the motherboard, a pressure plate installed on the lower sides of the first and second special-shaped plates, the pressure plate installed on the upper side of the motherboard, a plurality of third special-shaped plates fixedly installed on the lower side of the pressure plate, the third special-shaped plates located between the first and second special-shaped plates, and an ICB assembly label installed on the upper side of the motherboard.

[0007] It is further defined that the first special-shaped plate includes an aluminum perforated plate and a copper perforated plate, the copper perforated plate is in contact with the motherboard, and both the aluminum perforated plate and the copper perforated plate are provided with holes. Such a design ensures the conductive effect and the reliability and adaptability of the connection, and the setting of the holes is conducive to fixed welding.

[0008] It is further defined that the third special-shaped plate is a special-shaped plate with holes on both the front and rear sides of the center, and the third special-shaped plate is made of aluminum metal. Such a design ensures the conductive effect and the reliability and adaptability of the connection, and the setting of the holes is conducive to fixed welding.

[0009] It is further defined that the pressure plate includes a welding block, an extrusion sheet, a heat dissipation hole and a plug-in connector. The bottom surface of the welding block is welded to the upper side of the motherboard, and the lower surface of the extrusion sheet is welded to the upper side of the first special-shaped plate and the second special-shaped plate. With this design, the welding block and the extrusion sheet ensure the welding connection effect, and the heat dissipation hole and the plug-in connector ensure the heat dissipation and connection matching effect.

[0010] It is further defined that the ICB assembly label is a label that uses laser printing technology to print the part number, name, serial number and NTC resistance value. This design facilitates traceability.

[0011] The beneficial effects of adopting the utility model are:

[0012] The utility model provides a motherboard and a pressure plate device, so that when a leakage of the battery pack is detected, the utility model can prompt the leakage and alarm, thereby greatly improving the safety during the use of the battery and preventing the occurrence of danger.

[0013] The utility model adopts ABS material for the motherboard, which greatly improves the formability, heat resistance and impact resistance of the battery pack, thereby greatly increasing the safety of the battery when the battery is impacted during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention can be further described by way of non-limiting examples given in the accompanying drawings;

[0015] Figure 1 This is a structural diagram of an embodiment of a power battery assembly with anti-short circuit safety alarm according to the present utility model;

[0016] Figure 2 This is a schematic structural diagram of the first special-shaped plate of an embodiment of a power battery assembly with anti-short circuit safety alarm according to the utility model;

[0017] Figure 3 This is a schematic structural diagram of a third special-shaped plate of an embodiment of a power battery assembly with anti-short circuit safety alarm according to the utility model;

[0018] Figure 4 This is a schematic diagram of the pressure plate structure of an embodiment of a power battery assembly with anti-short circuit safety alarm according to the utility model;

[0019] Figure 5 This is a schematic diagram of the explosion structure of an embodiment of a power battery assembly with anti-short circuit safety alarm according to the utility model;

[0020] The main component symbols are described as follows:

[0021] Motherboard 1; first special-shaped board 2; third special-shaped board 3; second special-shaped board 4; pressing board 5; ICB assembly label 6. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below with reference to the accompanying drawings and embodiments.

[0023] like Figures 1 to 5 As shown, the utility model is a power battery assembly with anti-short circuit safety alarm, including a motherboard 1 made of ABS material, a first special-shaped plate 2 is fixedly installed on the top left side of the motherboard 1, a second special-shaped plate 4 is fixedly installed on the top right side of the motherboard 1, a pressure plate 5 is installed on the lower side of the first special-shaped plate 2 and the second special-shaped plate 4, the pressure plate 5 is installed on the upper side of the motherboard 1, and a plurality of third special-shaped plates 3 are fixedly installed on the lower side of the pressure plate 5, the third special-shaped plates 3 are located between the first special-shaped plate 2 and the second special-shaped plate 4, and an ICB assembly label 6 is installed on the upper side of the motherboard 1.

[0024] In this embodiment, when using a power battery assembly with an anti-short circuit safety alarm, when using the device, first fix the assembly under the power battery. During operation, when the power battery leakage is detected, the current is first transmitted to the first special-shaped plate 2, and the current through the first special-shaped plate 2 is introduced into the pressure plate 5. The leakage current on the pressure plate 5 is conducted through the third special-shaped plate 3 and the second special-shaped plate 4 to make the connected motherboard 1 in a charged state. The electrical signal transmission port at one end of the motherboard 1 in the charged state conducts electrical signals with the connection end plate of the vehicle, so that the electrical signal is converted into a display signal through the vehicle's control panel, and then displayed on the vehicle display screen, thereby achieving the vehicle's display alarm effect, reminding the driver of the current battery status, preventing the problem of short circuit caused by current, avoiding safety accidents, and increasing the safety of the vehicle during use.

[0025] Preferably, the first special-shaped plate 2 includes an aluminum hole plate 201 and a copper hole plate 202. The copper hole plate 202 is in contact with the motherboard 1. Both the aluminum hole plate 201 and the copper hole plate 202 are provided with holes. Such a design ensures the conductive effect and the reliability and adaptability of the connection. The setting of the holes is conducive to fixed welding. In fact, the profiling structure, component structure and component material of the first special-shaped plate 2 can also be considered according to specific circumstances.

[0026] Preferably, the third special-shaped plate 3 is a special-shaped plate with holes on both the front and back sides of the center. The third special-shaped plate 3 is made of aluminum metal. Such a design ensures the conductive effect and the reliability and adaptability of the connection. The setting of the holes is conducive to fixed welding. In fact, the structure and installation and fixing structure of the third special-shaped plate 3 can also be considered according to specific circumstances.

[0027] Preferably, the pressure plate 5 includes a welding block 501, an extrusion sheet 502, a heat dissipation hole 503 and a plug-in connector 504. The bottom surface of the welding block 501 is welded to the upper side of the motherboard 1, and the lower surface of the extrusion sheet 502 is welded to the upper side of the first special-shaped plate 2 and the second special-shaped plate 4. With this design, the welding block 501 and the extrusion sheet 502 ensure the welding connection effect, and the heat dissipation hole 503 and the plug-in connector 504 ensure the heat dissipation and connection matching effect. In fact, the structure and heat dissipation measures of the pressure plate 5 can also be considered according to specific circumstances.

[0028] Preferably, the ICB assembly label 6 is a label printed with the part number, name, serial number and NTC resistance value using laser printing technology. Such a design facilitates traceability. In fact, the information display identification of the ICB assembly label 6 can also be considered according to specific circumstances.

[0029] The above embodiments are merely illustrative of the principles and effects of the present invention and are not intended to limit the present invention. Anyone skilled in the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by persons skilled in the art without departing from the spirit and technical principles disclosed herein shall be covered by the claims of the present invention.

Claims

1. A power battery assembly with short-circuit protection and safety alarm, comprising a motherboard (1) made of ABS material, characterized in that: A first special-shaped plate (2) is fixedly installed on the top left side of the motherboard (1), a second special-shaped plate (4) is fixedly installed on the top right side of the motherboard (1), a pressure plate (5) is installed on the lower side of the first special-shaped plate (2) and the second special-shaped plate (4), the pressure plate (5) is installed on the upper side of the motherboard (1), a plurality of third special-shaped plates (3) are fixedly installed on the lower side of the pressure plate (5), the third special-shaped plates (3) are located between the first special-shaped plate (2) and the second special-shaped plate (4), and an ICB assembly label (6) is installed on the upper side of the motherboard (1).

2. A power battery assembly with short circuit protection and safety alarm according to claim 1, characterized in that: The first special-shaped plate (2) comprises an aluminum perforated plate (201) and a copper perforated plate (202), wherein the copper perforated plate (202) is in contact with the mother plate (1), and both the aluminum perforated plate (201) and the copper perforated plate (202) are provided with holes.

3. A power battery assembly with short circuit protection and safety alarm according to claim 2, characterized in that: The third special-shaped plate (3) is a special-shaped plate with holes on both the front and rear sides of the center, and the third special-shaped plate (3) is a third special-shaped plate made of aluminum metal.

4. A power battery assembly with short circuit protection and safety alarm according to claim 3, characterized in that: The pressing plate (5) comprises a welding block (501), an extrusion sheet (502), a heat dissipation hole (503) and a plug-in connector (504); the bottom surface of the welding block (501) is welded to the upper side of the motherboard (1); the lower surface of the extrusion sheet (502) is welded to the upper sides of the first special-shaped plate (2) and the second special-shaped plate (4).

5. A power battery assembly with short circuit protection and safety alarm according to claim 4, characterized in that: The ICB assembly label (6) is a label on which the part number, name, serial number and NTC resistance value are printed using laser printing technology.

Images