CN217691320U

CN217691320U - Upper shell of battery management system control box

Info

Publication number: CN217691320U
Application number: CN202220681986.3U
Authority: CN
Inventors: 丁林平; 雷良育
Original assignee: Hangzhou Daybreak New Material Science And Technology Co ltd
Current assignee: Hangzhou Daybreak New Material Science And Technology Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-10-28
Anticipated expiration: 2032-03-25

Abstract

The utility model relates to a battery equipment field discloses a casing on battery management system control box, close epitheca base member (10) on other casings including the lid, the both sides wall of epitheca base member (10) all integrated into one piece have buckle (11) and locating hole seat (12), buckle (11) quantity is the even number at least, is equipped with vent (101) between two adjacent buckles (11), locates in the middle of epitheca base member (10) side in locating hole seat (12), buckle (11) quantity of locating hole seat (12) both sides equals. This control box upper housing leads to a locating hole seat of both sides will fix a position on well casing, and its spiral-lock is on well casing with a plurality of buckles of rethread, and upper housing is when the lid closes on well casing, and stability is good, can not rock easily between the two and break away from. Meanwhile, the upper shell is provided with the vent, so that the control box with the upper shell has a good heat dissipation effect.

Description

Upper shell of battery management system control box

Technical Field

The utility model relates to a battery equipment field especially relates to a casing on battery management system control box.

Background

With the wide application of new energy electric vehicles, the capacity, safety, health status and endurance of batteries increasingly become important concerns. The battery management system is a system for monitoring and controlling the battery, is responsible for controlling the charging and discharging of the battery, collecting battery information and feeding the battery information back to a user in real time, and meanwhile, parameters are adjusted according to the collected information, so that the performance of the battery is fully exerted. Although the current battery manufacturing process has reduced the differentiation between each battery cell, the single lithium batteries still have differences in internal resistance, capacity, voltage, etc., so that in practical applications, each single battery in the battery pack is prone to uneven heat dissipation or excessive charge and discharge. As soon as time passes, the batteries in the poor working state are likely to be damaged in advance, and the overall life of the battery pack is greatly shortened. Moreover, the battery in a severe overcharge state still has the danger of explosion, which causes damage to the battery pack and also poses a threat to the life safety of the user. Therefore, a battery management system with pertinence is required to be equipped for the power battery pack on the electric automobile so as to effectively monitor, protect, balance energy and alarm faults of the battery pack, and further improve the working efficiency and the service life of the whole power battery pack. This management system installs in the control box, and the casing all is flat basically on the current control box to pass through the fix with screw on the casing, this kind of mounting means is more loaded down with trivial details, and application number for example is: 201921953441.8 is a safe and reliable split type lithium battery management system.

SUMMERY OF THE UTILITY MODEL

The utility model discloses shortcoming to among the prior art provides a casing on battery management system control box.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

the utility model provides a casing on battery management system control box, closes the epitheca base member on other casings including the lid, and the both sides wall of epitheca base member all integrated into one piece has buckle and location hole seat, and buckle quantity is the even number at least, is equipped with the vent between two adjacent buckles, and the location hole seat is established in the middle of the epitheca base member side, and the buckle quantity of location hole seat both sides equals. This casing leads to a location hole seat of both sides on the casing will be fixed a position on well casing on this control box, and the dress is detained on well casing to a plurality of buckles of rethread, goes up the casing and when the lid closes on well casing, and stability is good, can not rock easily between the two and break away from. Meanwhile, the upper shell is provided with the vent, so that the control box with the upper shell has a good heat dissipation effect.

Preferably, the positioning hole seat is a positioning block extending outwards, the positioning block is provided with a positioning hole, the two sides of the positioning block are provided with first reinforcing ribs, and the positioning hole is formed between the two first reinforcing ribs. The positioning hole seat has good firmness and is not easy to bend or break.

Preferably, the buckle is "U" font, and the both free ends integrated into one piece of buckle enclose into the card hole on the lateral wall of epitheca base member between buckle and the epitheca base member. The buckle block that has the card hole is comparatively firm, and it is also comparatively convenient to dismantle, and people just can accomplish the dismouting as long as stir the buckle.

Preferably, the two other side walls of the upper shell base body are provided with second reinforcing ribs and mounting grooves, the second reinforcing ribs are in a door frame shape, the mounting grooves penetrate through the side walls of the upper shell base body, the number of the mounting grooves is at least one, and the first reinforcing ribs extend from one end to the other end of the upper shell base body. The second reinforcing ribs enhance the bending strength of the side walls of the upper shell base body.

Preferably, the upper end surface of the upper shell base body is provided with digital marks corresponding to the mounting grooves, and the number of the digital marks is equal to that of the mounting grooves. The convenience is brought to people for corresponding installation, and confusion is avoided.

Preferably, an installation boss is integrally formed on one side, close to the positioning hole seat, of the upper end face of the upper shell base body, third reinforcing ribs integrally formed with the upper shell base body are installed on the periphery of the installation boss, the third reinforcing ribs are triangular reinforcing ribs, a first installation hole is formed in the installation boss, a bolt is installed in the first installation hole, and a screw rod of the bolt is vertically upward.

Preferably, the edge of the upper end face of the upper shell base body is integrally formed with an installation block, a cavity with an outward opening is formed in the installation block, and a second installation hole communicated with the cavity is formed in the upper end face of the installation block.

Preferably, the lower end surface of the upper shell base is integrally formed with fourth ribs in a grid shape, and both ends of all the fourth ribs are respectively connected with the side wall of the upper shell base at the corresponding end. The fourth reinforcing ribs improve the bending strength of the lower end face of the upper shell base body.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

this casing leads to a location hole seat of both sides on the casing will be fixed a position on well casing on this control box, and the dress is detained on well casing to a plurality of buckles of rethread, goes up the casing and when the lid closes on well casing, and stability is good, can not rock easily between the two and break away from. Meanwhile, the upper shell is provided with the vent, so that the control box with the upper shell has a good heat dissipation effect

Drawings

Fig. 1 is a schematic structural view of the upper end surface in the first position of the present invention.

Fig. 2 is a schematic structural view of the upper end surface in the second position of the present invention.

Fig. 3 is a schematic structural view of the lower end surface of the present invention.

Fig. 4 is a schematic structural view of the side of the present invention.

The names of the parts indicated by the numerical references in the above figures are as follows:

10-upper shell base body, 101-ventilation opening, 102-mounting groove

11-fastener

12-positioning hole seat, 121-positioning block, 122-first reinforcing rib, 1211-positioning hole

13-clamping hole

14-second reinforcing rib

15-number marking

16-mounting boss, 161-first mounting hole

17-third reinforcing rib

18-bolt

19-mounting block, 191-cavity, 192-second mounting hole

20-fourth reinforcing rib

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-4 and examples.

Example 1

The upper shell of the battery management system control box is mainly formed by integrally injection-molding PA6-GF15 raw materials, and the material has the characteristics of good processability, insulation, flame retardance, high strength and the like. Go up the casing and close epitheca base member 10 on other casings including the lid, the both sides wall of epitheca base member 10 all integrated into one piece has buckle 11 and

location hole seat

12, and 11 quantity of buckle are the even number at least, and 11 quantity of this embodiment buckle are 8, and 4 buckles 11 of epitheca base member 10 both sides equipartition, buckle 11 downwardly extending carry out the block with well casing and are connected. A vent 101 is arranged between two adjacent buckles 11, and the number of the vents 101 on the same side is two. The positioning hole seat 12 is arranged in the middle of the side edge of the upper shell base body 10, and the number of the buckles 11 on the two sides of the positioning hole seat 12 is equal.

The positioning hole seat 12 is a positioning block 121 extending outward, a positioning hole 1211 is disposed on the positioning block 121, first reinforcing ribs 122 are disposed on both sides of the positioning block 121, and the positioning hole 1211 is disposed between the two first reinforcing ribs 122. The positioning hole seat 12 is used for being matched and positioned with a positioning pin of the middle shell.

The buckle 11 is "U" font, and the both free ends integrated into one piece of buckle 11 are on the lateral wall of epitheca base member 10, enclose into card hole 13 between buckle 11 and the epitheca base member 10.

The other two side walls of the upper shell base body 10 are provided with second reinforcing ribs 14 and mounting grooves 102, the second reinforcing ribs 14 are door frame-shaped, the first reinforcing ribs 122 extend from one end of the upper shell base body 10 to the other end, the second reinforcing ribs 14 frame all the mounting grooves 102, the mounting grooves 102 penetrate through the side walls of the upper shell base body 10, the number of the mounting grooves 102 is at least one, 3 mounting grooves 102 are arranged on the same side wall, and the mounting grooves 102 are used for mounting external parts.

The upper end face of the upper shell base body 10 is provided with the number marks 15 corresponding to the mounting grooves 102, the number of the number marks 15 is equal to the number of the mounting grooves 102, the number marks 15 are Arabic numerals, the number marks 15 are marked from 1 to 6, the number marks 15 are correspondingly arranged right above the mounting grooves 102, and the number marks 15 are engraved on the upper shell base body 10.

Go up the casing base member 10 up end and be close to integrated into one piece on locating hole seat 12 one side and have installation boss 16, installation boss 16 installs around with casing base member 10 integrated into one piece's third strengthening rib 17, the quantity of third strengthening rib 17 is 4, 4 third strengthening rib 17 equipartitions are around the lateral wall of installation boss 16, third strengthening rib 17 is the triangle strengthening rib, be equipped with first mounting hole 161 on the installation boss 16, install bolt 18 in the first mounting hole 161, bolt 18's the screw rod is vertical up, bolt 18 is the M6 bolt, bolt 18 is fixed in on the installation boss 16 through the mode that metal insert moulded plastics.

Example 2

Embodiment 2 has substantially the same features as embodiment 1, except that a mounting block 19 is integrally formed at the edge of the upper end surface of the upper housing base 10, a cavity 191 with an outward opening is formed in the mounting block 19, a second mounting hole 192 communicated with the cavity 191 is formed in the upper end surface of the mounting block 19, and the mounting block 19 is used for mounting external parts.

Example 3

Embodiment 3 has substantially the same features as embodiment 1, except that a grid-shaped fourth reinforcing rib 20 is integrally formed on the lower end surface of the upper shell base 10, both ends of all the fourth reinforcing ribs 20 are respectively connected to the side walls of the upper shell base 10 at the corresponding ends, and the fourth reinforcing ribs 20 are used for reinforcing the upper shell base 10.

Claims

1. The utility model provides a battery management system control box upper casing, includes the epitheca base member (10) of lid closure on other casings, its characterized in that: both sides wall of epitheca base member (10) all integrated into one piece has buckle (11) and location hole seat (12), and buckle (11) quantity is the even number at least, is equipped with vent (101) between two adjacent buckle (11), and location hole seat (12) are established in epitheca base member (10) side middle department, and buckle (11) quantity of location hole seat (12) both sides is equal.

2. The battery management system control box upper housing of claim 1, wherein: the positioning hole seat (12) is a positioning block (121) extending outwards, a positioning hole (1211) is arranged on the positioning block (121), first reinforcing ribs (122) are arranged on two sides of the positioning block (121), and the positioning hole (1211) is arranged between the two first reinforcing ribs (122).

3. The battery management system control box upper housing of claim 1, wherein: the buckle (11) is U-shaped, two free ends of the buckle (11) are integrally formed on the side wall of the upper shell base body (10), and a clamping hole (13) is formed between the buckle (11) and the upper shell base body (10).

4. The battery management system control box upper housing of claim 1, wherein: the two other side walls of the upper shell base body (10) are provided with second reinforcing ribs (14) and mounting grooves (102), the second reinforcing ribs (14) are door frame-shaped, the mounting grooves (102) penetrate through the side walls of the upper shell base body (10), the number of the mounting grooves (102) is at least one, and the first reinforcing ribs (122) extend from one end of the upper shell base body (10) to the other end.

5. The battery management system control box upper housing of claim 4, wherein: the upper end face of the upper shell base body (10) is provided with digital marks (15) corresponding to the mounting grooves (102), and the number of the digital marks (15) is equal to that of the mounting grooves (102).

6. The battery management system control box upper housing of claim 1, wherein: go up the up end of the housing base body (10) and be close to integrated into one piece on locating hole seat (12) one side and have installation boss (16), install around installation boss (16) with the third strengthening rib (17) of the housing base body (10) integrated into one piece, third strengthening rib (17) are the triangle strengthening rib, are equipped with first mounting hole (161) on installation boss (16), install bolt (18) in first mounting hole (161), the screw rod of bolt (18) is vertical up.

7. The battery management system control box upper housing of claim 1, wherein: go up the up end edge integrated into one piece of shell base member (10) and have installation piece (19), be equipped with opening in installation piece (19) and towards outside cavity (191), the up end of installation piece (19) is equipped with second mounting hole (192) with cavity (191) intercommunication.

8. The battery management system control box upper housing of any of claims 1-7, wherein: the lower end face of the upper shell base body (10) is integrally formed with fourth latticed reinforcing ribs (20), and two ends of all the fourth reinforcing ribs (20) are connected with the side wall of the upper shell base body (10) at the corresponding end respectively.