CN217562647U

CN217562647U - Integrated collection plate structure

Info

Publication number: CN217562647U
Application number: CN202220919797.5U
Authority: CN
Inventors: 刘兆文; 张彪; 黄河; 刘进程; 王世豪; 尹峰
Original assignee: CRRC Electric Vehicle Co Ltd
Current assignee: CRRC Electric Vehicle Co Ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-10-11
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses an integrated form acquisition board structure, including casing, battery module acquisition unit and hardware protection shield, battery module acquisition unit with the hardware protection shield is all located in the casing, battery module acquisition unit with the hardware protection shield is integrated through contact pin socket structure to inserting the connection, battery module acquisition unit with be equipped with a plurality of first support columns in order to form the electric clearance between the hardware protection shield. The utility model discloses set up battery module collection unit and hardware protection shield in same casing to connect through the contact pin socket structure and integrate to inserting, set up a plurality of first support columns between the two boards, with the electric clearance of guaranteeing between battery module collection unit and the hardware protection shield, compare in current separately the assembly, the utility model discloses the product integrated level is high, can reduce the space that occupies, reduces the whole size of battery package, reduces the quantity of casing, and reduce cost can avoid the wiring confusion simultaneously.

Description

Integrated collection plate structure

Technical Field

The utility model relates to a power battery system technical field especially relates to a plate structure is gathered to integrated form.

Background

The new energy automobile enters a rapid development period in the global scope, meanwhile, the rail transit industry also starts to research the hybrid locomotive, and as the heart of the new energy automobile, the development of the power battery technology undoubtedly determines the development future of the new energy industry, so the performance requirement and the safety of the power battery are also continuously improved. The acquisition board is used as a key part of a power battery PACK (generally called a battery PACK), and is used for acquiring the temperature and the voltage of each electric core inside the power battery PACK in real time to ensure the safe and stable operation of the battery PACK, so that the acquisition board is used for ensuring the safety of the battery PACK and the whole vehicle. The rail transit industry has particularly high safety requirements, so that besides a BMU (generally called a battery module acquisition unit) on an electric automobile, a BPU (generally called a hardware protection board) is required to be equipped, and the safety of a power battery on a locomotive is monitored through the BMU and the hardware protection board. BMU and BPU are separately assembled inside the existing battery PACK, the occupied space is large, the battery PACK is large in size, the internal wiring harness is disordered, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide one kind and be favorable to improving the product integration level, reduce occupation space, reduce the integrated form collection plate structure of battery package overall dimension.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a plate structure is gathered to integrated form, includes casing, battery module acquisition unit and hardware protection board, battery module acquisition unit with the hardware protection board is all located in the casing, battery module acquisition unit with the hardware protection board is integrated through contact pin socket structure to inserting the connection, battery module acquisition unit with be equipped with a plurality of first support columns in order to form electric clearance between the hardware protection board.

As a further improvement of the above technical solution: the socket is arranged on the battery module acquisition unit, and the contact pin is arranged on the hardware protection plate.

As a further improvement of the technical scheme: the shell comprises a lower shell and an upper shell, wherein a first threaded fastener is arranged on the lower shell, a threaded sleeve is embedded in the first support column, and the first threaded fastener penetrates through the battery module acquisition unit, the first support column and the hardware protection plate and then is connected with the upper shell.

As a further improvement of the above technical solution: the lower shell is provided with a second supporting column, a threaded sleeve is embedded in the second supporting column, and the hardware protecting plate is fixed on the second supporting column through a second threaded fastener.

As a further improvement of the above technical solution: the upper shell is provided with a third supporting column, a threaded sleeve is embedded in the third supporting column, the lower end of the third supporting column is abutted to the battery module collecting unit, and the first threaded fastener is connected with the third supporting column.

As a further improvement of the above technical solution: the casing with all be equipped with many strengthening ribs in the epitheca, casing and epitheca all in down first threaded fastener periphery is equipped with the convex part, the convex part with at least one the strengthening rib is connected.

As a further improvement of the above technical solution: the upper portion of lower casing and the lower part of last casing all is equipped with stepped location portion.

As a further improvement of the technical scheme: the periphery of casing is equipped with a plurality of integrated into one piece's installation department down, offer the counter sink that is used for the bolt installation on the installation department.

As a further improvement of the above technical solution: the lower shell and the upper shell are injection-molded integrally.

As a further improvement of the above technical solution: the shell is an ABS plastic shell.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a plate structure is gathered to integrated form sets up battery module collection unit and hardware protection shield in same casing to connect through contact pin socket structure and integrate inserting, set up a plurality of first support columns between the two boards, with the electric clearance of guaranteeing between battery module collection unit and the hardware protection shield, compare in current separately the assembly, the utility model discloses the product integrated level is high, can reduce the space that occupies, reduces the whole size of battery package, reduces the quantity of casing, and reduce cost can avoid the wiring confusion simultaneously.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the integrated acquisition board structure of the present invention.

Fig. 2 is the schematic view of the exploded structure of the integrated acquisition board structure of the present invention.

Fig. 3 is a schematic view of the overlooking structure of the present invention with the upper case removed.

Fig. 4 is the schematic view of the overlooking structure after the upper housing and the battery module collecting unit are removed.

Fig. 5 is a schematic perspective view of the lower housing of the present invention.

Fig. 6 is a schematic top view of the lower case according to the present invention.

Fig. 7 is a schematic perspective view of the upper housing of the present invention.

Fig. 8 is a schematic top view of the upper case according to the present invention.

The reference numerals in the figures denote: 1. a housing; 11. a lower housing; 12. an upper housing; 13. a first threaded fastener; 14. a second support column; 15. a third support column; 16. reinforcing ribs; 17. a step-shaped positioning portion; 18. an installation part; 19. a convex portion; 2. a battery module acquisition unit; 3. a hardware protection board; 4. a first support column; 5. pin socket structure.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

Fig. 1 to 8 show the utility model discloses an embodiment of integrated form collection plate structure, the integrated form collection plate structure of this embodiment, including casing 1, battery module acquisition unit 2 and hardware protection shield 3, in casing 1 was all located to battery module acquisition unit 2 and hardware protection shield 3, battery module acquisition unit 2 and hardware protection shield 3 integrated through contact pin socket structure 5 to the plug-in connection, were equipped with a plurality of first support columns 4 between battery module acquisition unit 2 and the hardware protection shield 3 in order to form electric clearance. Preferably, the first support columns 4 are four and distributed in a rectangular shape, so that stable and effective support can be provided, and the battery module acquisition unit 2 and the hardware protection plate 3 are prevented from deforming. Of course, in other embodiments, the number of the first supporting columns 4 may also be adjusted appropriately, for example, six, eight, etc., which will not be described in detail herein.

This integrated form collection plate structure sets up battery module collection unit 2 and hardware protection shield 3 in same casing 1 to connect through contact pin socket structure 5 and integrate inserting, set up a plurality of first support columns 4 between the two boards, with the electric clearance of guaranteeing between battery module collection unit 3 and the hardware protection shield 2, compare in current two boards separately to assemble, the utility model discloses the product integrated level is high, can reduce the space that occupies, reduces the overall size of battery package, reduces the quantity of casing, and reduce cost can avoid the wiring confusion simultaneously.

As a preferred embodiment, the socket is arranged on the battery module acquisition unit 2, and the contact pin is arranged on the hardware protection plate 3, so that the assembly of the two plates is convenient.

Further, in this embodiment, the housing 1 includes a lower housing 11 and an upper housing 12, a first threaded fastener 13 (for example, a bolt, a screw, etc.) is provided on the lower housing 11, a threaded sleeve is embedded in the first support column 4, and the first threaded fastener 13 penetrates through the battery module collecting unit 2, the first support column 4 and the hardware protection plate 3 and then is connected to the upper housing 12, so that the lower housing 11, the battery module collecting unit 2, the hardware protection plate 3 and the upper housing 12 can be reliably connected into a whole. Because the four first supporting columns 4 are arranged and distributed in a rectangular shape, correspondingly, the four first threaded fasteners 13 are also arranged and distributed in a rectangular shape, and the structure is reasonable and reliable; first support column 4 is used for guaranteeing the clearance between battery module collection unit 2 and the hardware protection shield 3 on the one hand, and on the other hand plays the connection effect, connects into whole with two boards and upper housing 12, lower casing 11. Preferably, a counter bore may be provided at the rear surface of the lower case 11, and the head of the first threaded fastener 13 is sunk into the lower case 11, thereby reducing the thickness dimension.

Furthermore, in the present embodiment, the second supporting column 14 is disposed on the lower case 11, the screw sleeve is embedded in the second supporting column 14, and the hardware protection plate 3 is fixed on the second supporting column 14 through a second threaded fastener (not shown in the figure, for example, a bolt, a screw, etc.), which is simple in structure and reliable in connection, and helps to maintain the gap between the battery module collecting unit 2 and the lower case 11.

Furthermore, in this embodiment, a third supporting column 15 is disposed on the upper housing 12, a threaded sleeve is embedded in the third supporting column 15, the lower end of the third supporting column 15 abuts against the battery module collecting unit 2, and the first threaded fastener 13 is connected to the third supporting column 15. Set up third support column 15 and help keeping the clearance between battery module collection unit 2 and the last casing 12 on the one hand, on the other hand is favorable to improving the joint strength between last casing 12 and the lower casing 11, promotes the reliability.

Furthermore, in the present embodiment, a plurality of reinforcing ribs 16 are disposed in the lower shell 11 and the upper shell 12, and preferably, the plurality of reinforcing ribs 16 are arranged in a grid shape, which is helpful for improving the strength of the lower shell 11 and the upper shell 12 and preventing deformation; the lower shell 11 and the upper shell 12 are each provided with a convex portion 19 at the periphery of the first threaded fastener 13 (i.e. the first threaded fastener 13 passes through the convex portion 19), and the convex portion 19 is connected with at least one reinforcing rib 16, which helps to improve the connection strength between the upper shell 12 and the lower shell 11.

Further, in the present embodiment, the upper portion of the lower case 11 and the lower portion of the upper case 12 are each provided with a stepped positioning portion 17. The stepped positioning portion 17 facilitates assembly and positioning of the lower shell 11 and the upper shell 12, installation accuracy is guaranteed, and meanwhile a stepped seam can be formed between the lower shell 11 and the upper shell 12, so that improvement of sealing performance of the seam is facilitated.

In a preferred embodiment, four integrally formed mounting portions 18 are provided on the outer periphery of the lower case 11, and countersunk holes for mounting bolts are opened in the mounting portions 18. The integral installation and fixation of the integrated acquisition board can be realized through the installation part 18 and the counter sink. The mounting portion 18 is integrally formed with the lower housing 11, which helps to ensure the connection strength and reduce the occupied space.

As a preferred embodiment, the shell 1 is an ABS plastic shell, that is, the shell 1 is made of ABS plastic, the ABS plastic is commercially available, the technology is mature, the cost is low, the insulating property is good, the voltage withstanding grade is high (up to more than 8000 VDC), and the shell is suitable for a power battery system.

As a preferred embodiment, the lower housing 11 and the upper housing 12 are both injection-molded integrally, that is, they are formed by injection molding process, which is beneficial to ensure the strength and appearance quality of the lower housing 11 and the upper housing 12.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a plate structure is gathered to integrated form, includes casing (1), battery module acquisition unit (2) and hardware protection board (3), its characterized in that: battery module acquisition unit (2) with hardware protection board (3) all locate in casing (1), battery module acquisition unit (2) with hardware protection board (3) are integrated through contact pin socket structure (5) to inserting the connection, battery module acquisition unit (2) with be equipped with a plurality of first support columns (4) between hardware protection board (3) in order to form the electric clearance.

2. The integrated acquisition board structure of claim 1, wherein: the socket is arranged on the battery module acquisition unit (2), and the contact pin is arranged on the hardware protection plate (3).

3. The integrated acquisition board structure of claim 1, wherein: casing (1) is including casing (11) and last casing (12) down, be equipped with first threaded fastener (13) down on casing (11), the embedded swivel nut that is equipped with in first support column (4), first threaded fastener (13) run through battery module acquisition unit (2) first support column (4) with behind hardware protection board (3) with go up casing (12) and connect.

4. The integrated acquisition board structure of claim 3, wherein: the lower shell (11) is provided with a second supporting column (14), a threaded sleeve is embedded in the second supporting column (14), and the hardware protecting plate (3) is fixed on the second supporting column (14) through a second threaded fastener.

5. The integrated acquisition plate structure of claim 4, wherein: go up to be equipped with third support column (15) on casing (12), embedded swivel nut and the lower extreme of being equipped with of third support column (15) with battery module acquisition unit (2) butt, first threaded fastener (13) with third support column (15) are connected.

6. The integrated acquisition plate structure according to any one of claims 3 to 5, wherein: lower casing (11) with all be equipped with many strengthening ribs (16) in last casing (12), lower casing (11) and last casing (12) all in first threaded fastener (13) periphery is equipped with convex part (19), convex part (19) with at least one strengthening rib (16) are connected.

7. The integrated acquisition plate structure according to any one of claims 3 to 5, wherein: the upper part of the lower shell (11) and the lower part of the upper shell (12) are both provided with step-shaped positioning parts (17).

8. The integrated acquisition plate structure according to any one of claims 3 to 5, wherein: the periphery of lower casing (11) is equipped with a plurality of integrated into one piece's installation department (18), offer the counter sink that is used for the bolt installation on installation department (18).

9. The integrated acquisition board structure according to any one of claims 3 to 5, wherein: the lower shell (11) and the upper shell (12) are injection-molded integrally formed shells.

10. The integrated acquisition plate structure according to any one of claims 1 to 5, wherein: the shell (1) is an ABS plastic shell.