CN220606322U - High-pressure plate - Google Patents

Abstract

The utility model discloses a high-voltage board, which comprises a PCB, a shell and a plurality of electrical elements, wherein the electrical elements are electrically connected to the PCB; the shell comprises a first shell and a second shell, a first connecting part is arranged on the first shell, a second connecting part is arranged on the second shell, and the first connecting part and the second connecting part are detachably connected so that the first shell and the second shell can be connected or separated; when the first shell is connected with the second shell, the shell covers the PCB, and when the first shell is separated from the second shell, the PCB is separated from the shell. The detachable first shell and the detachable second shell are arranged outside the PCB, so that the PCB is provided with two forms with or without the shell, and when other components in the battery are damaged, the PCB can be separated from the shell to be placed in the battery with small inner space, and can be placed in the battery with large inner space, so that the high-voltage board can be recycled, and the resource waste is reduced.

Description

High-pressure plate

Technical Field

The utility model relates to the technical field of batteries, in particular to a high-voltage board.

Background

The size of the high-voltage board is designed according to the size of the space inside the battery or the battery pack, so that the size of the high-voltage board is fixed, if the battery pack or other components in the battery are damaged, the high-voltage board in the battery cannot be applied to the battery or the battery pack with other sizes due to the fixed size, and can only be abandoned, and the high-voltage board needs to be manufactured again according to the size of a new battery or battery pack, so that a certain degree of resource waste is caused, and the production cost is increased.

Disclosure of Invention

In order to overcome at least one of the defects in the prior art, the utility model provides a high-voltage board, which can be applied to a battery with small space and a battery pack with large space by arranging a detachable shell outside a PCB (printed circuit board), and has high compatibility.

The utility model adopts the technical proposal for solving the problems that:

the high-voltage board comprises a PCB, a shell and a plurality of electrical elements, wherein the electrical elements are electrically connected to the PCB;

the shell comprises a first shell and a second shell, a first connecting part is arranged on the first shell, a second connecting part is arranged on the second shell, and the first connecting part and the second connecting part are detachably connected so that the first shell and the second shell can be connected or separated; the first shell is covered on the PCB when being connected with the second shell, and the PCB is separated from the shell when the first shell is separated from the second shell.

Further, a clamping block is arranged on the first shell, a clamping position is arranged on the second shell, the clamping block is formed into the first connecting portion, and the clamping position is formed into the second connecting portion.

Further, a clamping groove is formed in the clamping position, a buckle is arranged on the clamping block, and the buckle and the clamping groove are correspondingly arranged.

Further, an elastic component is arranged on the buckle, and the elastic component is used for enabling the buckle to be embedded into or to be ejected out of the clamping groove.

Further, the plurality of electric elements comprise current splitters, protruding portions are arranged on the side edges of the PCB, and the current splitters are connected to the PCB through the protruding portions.

Further, the shunt is provided with a fixing hole, and the fixing hole is used for penetrating through the fixing piece.

Further, a mounting hole is further formed in one side, away from the shunt, of the PCB, and the mounting hole is used for being connected with the connecting piece in a penetrating mode.

Further, a plurality of mounting concave positions are formed in the PCB, and a plurality of electrical elements are connected with the PCB through the plurality of mounting concave positions.

Further, the plurality of mounting concave positions comprise a first mounting concave position and a second mounting concave position, a first groove and a second groove are formed in the side edge of the first shell, and the first groove and the first mounting concave position are correspondingly arranged, so that the electric element can be clamped in the first groove after the first shell is covered on the PCB;

the second groove and the second installation concave position are correspondingly arranged, so that the electric element can be clamped in the second groove after the first shell is covered on the PCB.

Further, fixing pieces are further arranged on at least two sides of the first installation concave position, and the electric element is fixed in the first installation concave position through the fixing pieces.

In summary, the high-pressure plate provided by the utility model has the following technical effects: the detachable first shell and the detachable second shell are arranged outside the PCB, the first shell and the second shell are detachably connected, so that the PCB is provided with two forms with or without the shell, and when other components in the battery are damaged, the PCB can be separated from the shell to be placed in the battery with small inner space, and can also be placed in the battery with large inner space, so that the high-voltage board can be recycled, the resource waste is reduced, and the cost is saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the disengaging housing of the present utility model;

FIG. 3 is a schematic view of the belt housing of the present utility model from a view angle;

FIG. 4 is a schematic view of the belt housing of the present utility model from another perspective;

wherein the reference numerals have the following meanings:

10. a PCB board; 11. a mounting hole; 12. the first installation concave position; 121. a fixing piece; 13. the second installation concave position; 21. a first housing; 211. a clamping block; 212. a buckle; 213. a first groove; 214. a second groove; 22. a second housing; 221. a clamping position; 222. a clamping groove; 30. a shunt; 31. and a fixing hole.

Detailed Description

For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 4, the present utility model discloses a high voltage board, which includes a PCB board 10, a housing and a plurality of electrical components, wherein the plurality of electrical components are electrically connected to the PCB board 10, the housing includes a first housing 21 and a second housing 22, a first connecting portion is disposed on the first housing 21, a second connecting portion is disposed on the second housing 22, the first connecting portion and the second connecting portion are detachably connected to enable the first housing 21 and the second housing 22 to be connected or separated, the housing covers the PCB board 10 when the first housing 21 and the second housing 22 are connected, and the PCB board 10 is separated from the housing when the first housing 21 and the second housing 22 are separated.

On the basis of the above structure, when the high-voltage board is assembled, a plurality of electrical components can be electrically connected to the PCB 10, and after the electrical components are mounted on the PCB 10, the electrical components are covered on the assembled PCB 10 through the housing, and since the first housing 21 and the second housing 22 of the housing are detachably connected, the PCB 10 can be separated from the housing or mounted in the housing according to actual needs, so that the high-voltage board has two forms of a housing with a housing and a housing without a housing.

Specifically, by dividing the housing of the PCB 10 into the first housing 21 and the second housing 22, then providing the first connecting portion on the first housing 21, providing the second connecting portion on the second housing 22, and providing the first connecting portion and the second connecting portion in a detachable connection manner, so that the first housing 21 and the second housing 22 can be connected together or disconnected, when the PCB 10 needs to be mounted with the housing, the first housing 21 and the second housing 22 can be connected to enable the housing to cover the PCB 10, and when the PCB 10 does not need to be covered, the first housing 21 and the second housing 22 can be disconnected from the housing by disconnecting the first connecting portion and the second connecting portion, so that the high-pressure board in this embodiment can have both the two forms of the housing with the housing and the housing without the housing.

It should be noted that, the high-voltage board in the existing new energy battery is designed to be of a size according to the size of the battery or the space inside the battery pack, so that the size of the existing high-voltage board is fixed, if the battery pack or other components in the battery are damaged, the high-voltage board in the battery cannot be applied to the battery or the battery pack of other sizes due to the fixed size, and can only be discarded, and the battery or the battery pack needs to be manufactured again according to the size of the new battery or the battery pack, thereby causing a certain resource waste and increasing the production cost.

Therefore, when the high-voltage board in this embodiment is used, the electrical components are mounted on the PCB board 10 to form a usable high-voltage board, if the battery or other components in the battery pack are damaged and the high-voltage board can still be used normally, the high-voltage board has two forms of a casing and a casing without casing because the casing outside the PCB board 10 is detachable, when the high-voltage board needs to be placed in the battery with smaller internal space, the first casing 21 and the second casing 22 of the casing can be detached, so that the volume of the high-voltage board is reduced, and the high-voltage board with the casing can be placed in the battery with smaller internal space, if the high-voltage board needs to be placed in the battery or the battery pack with larger internal space, and the high-voltage board with the casing does not need to be replaced again, so that the resource waste is reduced, and the cost is saved.

Further, since the high-voltage board in this embodiment has the casing, the PCB board 10 in the high-voltage board is covered by the casing, and the short circuit phenomenon can be prevented after other electrical accessories inside the battery contact with the electrical components on the PCB board 10, so that the casing can also effectively protect the electrical components inside the high-voltage board, and avoid the short circuit phenomenon, so that the battery is safer and more reliable in the use process of the casing.

It should be noted that, in this embodiment, the shape and size of the housing are consistent with those of the PCB 10, so that the housing can completely cover the PCB 10.

Preferably, the housing in this embodiment may be made of other materials that can be used for insulation, such as an existing resin board or a plastic board.

Further, the first housing 21 is provided with a clamping block 211, the second housing 22 is provided with a clamping position 221, the clamping block 211 is formed as a first connection portion, and the clamping position 221 is formed as a second connection portion.

Specifically, the first housing 21 is provided with the locking piece 211, the second housing 22 is provided with the locking piece 221, the locking piece 211 is formed as a first connection portion, the locking piece 221 is formed as a second connection portion, and the first connection portion and the second connection portion can be connected or disconnected by locking or releasing the locking piece 211 from the locking piece 221.

It should be noted that, detachable connection assemblies, such as threaded connection, may be provided on the first housing 21 and the second housing 22, respectively.

Further, a clamping groove 222 is formed in the clamping position 221, a buckle 212 is formed on the clamping block 211, the buckle 212 and the clamping groove 222 are correspondingly arranged, the buckle 212 can be close to or far away from the clamping groove 222, when the buckle 212 is close to the clamping groove 222, the first shell 21 can be connected with the second shell 22, and when the buckle 212 is far away from the clamping groove 222, the first shell 21 can be disconnected with the second shell 22.

Specifically, by arranging the clamping groove 222 in the clamping position 221, and arranging the buckle 212 on the clamping block 211, the buckle 212 is correspondingly arranged with the clamping groove 222, so that the buckle 212 can be embedded into the clamping groove 222 when approaching to the clamping groove 222, and the first shell 21 and the second shell 22 are connected together, and likewise, when the buckle 212 is pulled out from the clamping groove 222, the first shell 21 and the second shell 22 can be disconnected, so that the first shell 21 and the second shell 22 can be detachably connected.

It should be noted that, the buckle 212 may be a conventional snap or an elastic connection piece, or may be a magnetic connection piece provided on the clamping position 221 and the clamping block 211, so that the two can be connected or disconnected.

Further, an elastic member is disposed on the latch 212, and the elastic member is used to enable the latch 212 to be inserted into or be ejected out of the latch slot 222.

Specifically, when the two are to be connected together, the elastic member can be pressed to make the buckle 212 stick to the clamping block 211 and then the clamping groove 222 is close to the buckle 212, at this time, the elastic member buckle 212 is released to be ejected out to be clamped in the clamping groove 222 to connect the two together, and when the two are to be disconnected, the elastic member is pressed to retract the buckle 212 to disconnect the two.

It should be noted that, the elastic member in this embodiment may be an existing spring, or, of course, the buckle 212 may be made of a material with elastic force directly, so that the buckle 212 is self-elastic.

Further, the plurality of electrical components include a shunt 30, and a protrusion is provided at a side of the PCB board 10, through which the shunt 30 is connected.

Specifically, the protruding portion is provided on the side of the PCB 10, and since the protruding portion protrudes from the periphery of the PCB 10, the shunt 30 can be located on the periphery of the PCB 10 after the shunt 30 is mounted on the protruding portion, so that the shunt 30 can be better connected with an external device.

Further, the diverter 30 is provided with a fixing hole 31, and the fixing hole 31 is used for penetrating through the fixing piece.

Specifically, since the fixing holes 31 are formed in the shunt 30, when the high-voltage board needs to be installed inside the battery, one end of the high-voltage board can be fixed by penetrating the fixing piece through the fixing holes 31 in the shunt 30, and two ends of the whole high-voltage board can be fixed by arranging a small number of fixing holes in the PCB 10, so that the number of the fixing holes 31 in the PCB 10 can be reduced, and the whole high-voltage board can be assembled more simply.

It should be noted that, the fixing member in this embodiment may be an existing screw or bolt for connecting and fixing components, and the number of the fixing holes 31 on the shunt 30 may be two, or may be increased or decreased according to actual assembly conditions.

Further, a mounting hole 11 is further provided on a side of the PCB board 10 away from the shunt 30, and the mounting hole 11 is used for connecting the connecting piece in a penetrating manner.

Specifically, the number of bolts used for fixing most of the existing high-voltage boards is not less than five, so that the time required for assembling the high-voltage boards is longer, and the assembling cost is higher than that, therefore, one side of the high-voltage board in the embodiment is fixed through two fixing holes 31 on the current divider 30, therefore, the embodiment is further provided with mounting holes 11 on one side of the PCB 10 far away from the current divider 30, the number of the mounting holes 11 is at most two, and the other side of the high-voltage board is fixed through connecting pieces of the mounting holes 11, so that the whole high-voltage board is fixed only by four connecting pieces, and the assembling cost is reduced.

Preferably, the connecting piece in this embodiment may be other fittings for connection, such as a conventional bolt or screw.

Further, the PCB board 10 is provided with a plurality of mounting recesses for mounting a plurality of electrical components.

Specifically, through setting up the installation concave position on PCB board 10, install electric element in the concave position can help electric element better location, and furthermore, because the concave position of installation is concave locate on PCB board 10, make electric element install the back concave locate on PCB board 10, compress the volume after the PCB board 10 is assembled through the concave position to further reduce the volume of high-pressure board.

It should be noted that the mounting recess may be integrally formed with the PCB 10.

Further, the plurality of mounting recesses include a first mounting recess 12 and a second mounting recess 13, a first groove 213 and a second groove 214 are disposed on a side of the first housing 21, the first groove 213 is disposed corresponding to the first mounting recess 12, so that the electrical component can be clamped in the first groove 213 after the first housing 21 is covered on the PCB 10, and the second groove 214 is disposed corresponding to the second mounting recess 13, so that the electrical component can be clamped in the second groove 214 after the first housing 21 is covered on the PCB 10.

Specifically, since some electrical components need to be mounted on the side of the PCB 10 for connecting with an external device after the PCB 10 is assembled, if the housing covers the PCB 10 completely, the electrical components on the side cannot be connected with the external device, so when the high-voltage board is assembled, the electrical components to be connected with the external device can be mounted in the first mounting recess 12 and the second mounting recess 13 respectively, since the side of the first housing 21 in the embodiment is further provided with the first recess 213 and the second recess 214, and the first recess 213 and the second recess 214 are respectively arranged corresponding to the first mounting recess 12 and the second mounting recess 13, when the first housing 21 is covered on the PCB 10, the electrical components on the side of the PCB 10 can be exposed due to the design of the recess, so that when the high-voltage board needs to be connected with the external device, the whole design is more convenient by connecting the recess to the exposed portion of the electrical components.

It should be noted that, the number of the grooves on the side of the upper housing in this embodiment may be increased or decreased according to the actual assembly situation of the PCB board 10, and of course, the first groove 213 and the second groove 214 may also be disposed on the second housing 22, which is designed according to the actual requirement.

Further, fixing pieces 121 are further disposed on two sides of the first mounting recess 12, and the fixing pieces 121 are used for fixing the electrical component to the first mounting recess 12.

Specifically, the fixing pieces 121 are disposed on at least two sides of the first mounting recess 12, and the fixing pieces 121 can be used to fix the electrical components on two sides of the first mounting recess 12, so that the electrical components are more firmly fixed on the PCB 10.

It should be noted that, the fixing piece 121 may be disposed at other mounting recesses, and may be mounted according to actual needs.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (10)

1. The high-voltage board is characterized by comprising a PCB (10), a shell and a plurality of electrical elements, wherein the electrical elements are electrically connected to the PCB (10);

the shell comprises a first shell (21) and a second shell (22), wherein a first connecting part is arranged on the first shell (21), a second connecting part is arranged on the second shell (22), and the first connecting part and the second connecting part are detachably connected so that the first shell (21) and the second shell (22) can be connected or separated; the first shell (21) is covered on the PCB (10) when being connected with the second shell (22), and the PCB (10) is separated from the first shell (21) when the first shell (21) is separated from the second shell (22).

2. The high-pressure plate according to claim 1, wherein a clamping block (211) is provided on the first housing (21), a clamping position (221) is provided on the second housing (22), the clamping block (211) is formed as the first connecting portion, and the clamping position (221) is formed as the second connecting portion.

3. The high-pressure plate according to claim 2, wherein a clamping groove (222) is formed in the clamping position (221), a buckle (212) is formed on the clamping block (211), and the buckle (212) is arranged corresponding to the clamping groove (222).

4. A high-pressure plate according to claim 3, characterized in that the catch (212) is provided with an elastic element for enabling the catch (212) to be inserted into or to be ejected from the detent (222).

5. The high voltage board according to claim 1, wherein a plurality of the electrical components include a shunt (30), and a side of the PCB board (10) is provided with a protruding portion, and the shunt (30) is connected to the PCB board (10) via the protruding portion.

6. The high-pressure plate according to claim 5, characterized in that the diverter (30) is provided with a fixing hole (31), the fixing hole (31) being used for penetrating through a fixing piece.

7. The high-voltage board according to claim 5, characterized in that a mounting hole (11) is further provided on the side of the PCB board (10) remote from the shunt (30), the mounting hole (11) being for a through-connection.

8. The high-voltage board according to any one of claims 1 to 7, characterized in that a plurality of mounting recesses are provided on the PCB board (10), and a plurality of the electrical components are connected to the PCB board (10) via a plurality of the mounting recesses.

9. The high-voltage board according to claim 8, wherein the plurality of mounting recesses comprise a first mounting recess (12) and a second mounting recess (13), a first groove (213) and a second groove (214) are formed on a side of the first housing (21), and the first groove (213) is disposed corresponding to the first mounting recess (12), so that the electrical component can be clamped in the first groove (213) after the first housing (21) is covered on the PCB (10);

the second groove (214) is arranged corresponding to the second mounting concave position (13), so that the electric element can be clamped in the second groove (214) after the first shell (21) is covered on the PCB (10).

10. The high-voltage board according to claim 9, characterized in that at least two sides of the first mounting recess (12) are further provided with fixing pieces (121), and the electrical element is fixed in the first mounting recess (12) via the fixing pieces (121).