CN218334162U

CN218334162U - BMS installing support and support assembly

Info

Publication number: CN218334162U
Application number: CN202222677770.2U
Authority: CN
Inventors: 于浩洋; 张嘉宁
Original assignee: Hebei Saile Energy Technology Co ltd
Current assignee: Hebei Saile Energy Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-01-17
Anticipated expiration: 2032-10-11

Abstract

The utility model provides a BMS installing support and support assembly belongs to new energy vehicle technical field, the BMS installing support includes the mounting panel and connects in the support piece of mounting panel lateral margin, the top of mounting panel forms main control board region and CSU region respectively along controlling the direction, the bottom forms first from the main control board region and second from the main control board region respectively along controlling the direction, main control board region and first from the main control board region correspond from top to bottom, CSU region and second are from the main control board region correspondence from top to bottom, support piece downwardly extending, support piece's lower edge is connected in the battery package support. The utility model provides a BMS installing support and support assembly aims at solving main control board support among the prior art, separately sets up from control board support and copper bar support and causes manufacturing cost higher, and the support assembly after the installation is in the more problem of upper and lower direction occupation space moreover.

Description

BMS installing support and support assembly

Technical Field

The utility model belongs to the technical field of the new forms of energy vehicle, more specifically say, relate to a BMS installing support and support assembly.

Background

The BMS (battery pipe system) mainly manages and maintains voltages of the respective batteries in an intelligent manner, prevents the batteries from being charged and discharged, prolongs the service life of the batteries, and monitors the states of the batteries. The support assembly usually includes master control board support, follows control board support and copper bar support, and above-mentioned three support independent setting is used for installing BMS master control board, BMS from control board and copper bar respectively. The three supports need to be respectively provided with corresponding dies, so that the manufacturing cost is increased.

When assembling the support assembly, generally install the BMS main control board in the main control board support, two BMS follow the control board and connect the back along upper and lower direction and install in from control board support top, the main control board support with from the control board support along left right direction distribution, the copper bar is installed and is located the below from the control board behind the copper bar support. The mounting structure leads to more space occupation of the integrated bracket assembly in the up-down direction, so that the upper cover of the power battery pack is more in local position protrusion during design and difficult to form.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a BMS installing support and support assembly aims at solving prior art in the main control board support, separately sets up from control board support and copper bar support and causes manufacturing cost higher, support assembly after the installation moreover at the more problem of upper and lower direction occupation space.

In order to achieve the above object, the utility model adopts the following technical scheme:

in a first aspect, a BMS mounting bracket is provided, which comprises a mounting plate and a support member connected to a side edge of the mounting plate, wherein a main control board area and a CSU area are respectively formed at the top of the mounting plate along the left-right direction, a first slave control board area and a second slave control board area are respectively formed at the bottom of the mounting plate along the left-right direction, the main control board area and the first slave control board area correspond up and down, the CSU area and the second slave control board area correspond up and down, the support member extends downwards, and the lower edge of the support member is connected to a battery pack bracket.

With reference to the first aspect, in a possible implementation manner, a first positioning column is arranged at the top of the mounting plate, and the first positioning column is matched with a mounting hole in the BMS main control board.

With reference to the first aspect, in a possible implementation manner, a second positioning column is arranged at the bottom of the mounting plate, and the second positioning column is matched with a mounting hole on a BMS slave control board.

With reference to the first aspect, in a possible implementation manner, the main control board area and the CSU area are respectively provided with lightening holes.

With reference to the first aspect, in one possible implementation manner, the mounting plate has a recessed abdicating groove, and the abdicating groove corresponds to the main control plate area and the CSU area.

With reference to the first aspect, in a possible implementation manner, the support member includes a support portion connected to the mounting plate, and a fixing portion connected to a bottom end of the support portion, the fixing portion extends to a side away from the support portion) and abuts against the battery pack bracket, and the fixing portion is provided with a first connection hole.

With reference to the first aspect, in one possible implementation manner, the BMS mounting bracket further includes a reinforcing member connected to a front side edge and/or a rear side edge of the mounting plate, and a bottom of the reinforcing member abuts against the battery pack bracket.

With reference to the first aspect, in a possible implementation manner, the reinforcing member includes a first connecting portion, a reinforcing portion, and a second connecting portion, which are connected in sequence, the first connecting portion and the second connecting portion extend to two sides away from the reinforcing portion, respectively, and the first connecting portion is connected to the mounting plate.

With reference to the first aspect, in one possible implementation manner, the left and right sides of the reinforcing portion form reinforcing flanges.

The utility model provides a BMS installing support's beneficial effect lies in: compared with the prior art, BMS main control board, CSU and two BMS follow the control board and all install in the mounting panel, need not to set up main control board support respectively, follow control board support and CSU support, can realize the shaping through one set of mould when preparing, have reduced the cost of manufacture. Support piece downwardly extending and with battery package leg joint need not to set up link and battery package leg joint in addition, has simplified mounting structure and installation procedure, and the bulk strength of support has been ensured to integrated into one piece's mode. In addition, with BMS main control board and CSU, two BMS follow the control panel along left right direction distribution, reduced the space that occupies in upper and lower direction, solved the battery pack and joined in marriage the local convex problem in upper and lower direction after accomplishing, make BMS assembly back overall arrangement more reasonable.

In a second aspect, an embodiment of the utility model provides a provide a support assembly in addition, including above-mentioned BMS installing support to and along control the direction distribute in the BDU installing support of BMS installing support one side.

The utility model provides a support assembly's beneficial effect lies in: compared with the prior art, through adopting foretell BMS installing support, reduced the manufacturing cost of mould, with BMS main control board and CSU, two BMS follow the control board respectively along left right direction distribution, reduced the space that occupies in upper and lower direction, solved the battery pack and joined in marriage the local convex problem in upper and lower direction after accomplishing, make BMS assembly back overall arrangement more reasonable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an exploded view of a BMS provided by an embodiment of the present invention;

fig. 2 is the utility model discloses BMS installing support's that embodiment provided structural schematic.

FIG. 3 is a partial enlarged view of portion A of FIG. 2;

in the figure:

1. mounting a plate; 101. a yielding groove; 102. lightening holes; 103. a first positioning post; 104. a second positioning column; 105. a third positioning column;

2. a support member; 201. a support portion; 202. a fixed part; 2021. a first connection hole;

3. a reinforcement; 301. a first connection portion; 302. a reinforcing part; 303. a second connecting portion; 3031. a second connection hole;

4. a BMS main control board;

5、CSU；

6. BMS slave control board.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the claims, the description and the drawings of the present application, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used to distinguish between different objects and are not used to describe a particular sequence.

The terms of orientation in the claims, the description and the drawings of the present invention are the same as the up-down direction of the vehicle body, the terms of orientation are the same as the left-right direction of the vehicle body, the terms of orientation are the same as the front-back direction of the vehicle body, and the terms of orientation are the same as the left-right direction of the vehicle body. Unless otherwise indicated, all positional terms, such as "vertical," "clockwise," "counterclockwise," and the like, are used in the orientation and positional relationship shown in the drawings and are for convenience in describing the invention and in order to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 and 2 together, the BMS mounting bracket and the BMS bracket assembly according to the present invention will now be described. BMS installing support, including mounting panel 1 and the support piece 2 of connecting in mounting panel 1 lateral margin, the top of mounting panel 1 forms main control board region and CSU5 region respectively along left right direction, the bottom forms first from the control board region and second from the control board region respectively along left right direction, main control board region and first from the control board region correspond from top to bottom, CSU5 region and second follow the control board region and correspond from top to bottom, support piece 2 downwardly extending, support piece 2's lower edge is connected in the battery package support.

The utility model provides a BMS installing support compares with prior art, and BMS main control board 4, CSU5 and two BMS are all installed in mounting panel 1 from control board 6, need not to set up the main control board support respectively, follow control board support and CSU5 support, can realize the shaping through one set of mould when preparing, have reduced the preparation cost. Support piece 2 downwardly extending and with battery package leg joint need not to set up link and battery package leg joint in addition, has simplified mounting structure and installation procedure, and the bulk strength of support has been ensured to integrated into one piece's mode. In addition, with BMS main control board 4 and CSU5, two BMS from the accuse board 6 along left right direction distribution, reduced the space that occupies in upper and lower direction, solved the battery pack and joined in marriage the local convex problem in upper and lower direction after accomplishing, make BMS assembly back overall arrangement more reasonable.

The copper bar is arranged below the BMS slave control board 6 and fixed on the battery board bracket.

It should be noted that the CUS, i.e. the current sensor, is a detection device, which can sense the information of the current to be detected, and can convert the detected information into an electrical signal meeting certain standards or other information in a required form according to a certain rule, and output the electrical signal or other information in a required form, so as to meet the requirements of information transmission, processing, storage, display, recording, control, and the like.

Alternatively, the mounting plate 1 and the support 2 are an integral member.

Alternatively, the supporting members 2 may be provided in plurality, and the plurality of supporting members 2 are connected to both sides of the mounting plate 1 in the left-right direction, respectively. The weight of the BMS main control board 4, the CSU5, and the BMS slave control board 6 is concentrated on the support member 2 after the assembly is completed, and the support strength to the mounting plate 1 can be increased after the support with the battery pack bracket is provided with the plurality of support members 2.

In some embodiments, referring to fig. 1 to 2, the top of the mounting plate 1 is provided with a first positioning post 103, and the first positioning post 103 is matched with a mounting hole on the BMS main control board 4.

The cooperation of pegging graft with first locating column 103 is pegged graft to the mounting hole on BMS main control board 4 in this embodiment, and first locating column 103 fixes a position the mounted position of BMS main control board 4, has improved the installation procedure, realizes rapid Assembly.

Optionally, first reference column 103 has the external screw thread, and after the mounting hole on BMS main control board 4 was pegged graft with first reference column 103, through nut and first positioning piece threaded connection, locks BMS main control board 4 on mounting panel 1.

As another embodiment of the mounting plate 1, a third positioning column 105 is further disposed on the top of the mounting plate 1, and the third positioning column 105 is matched with a mounting hole on the CSU 5.

The mounting hole on the CSU5 is in plug fit with the third positioning column 105, and the third positioning column 105 positions the mounting position of the CSU5, so that the mounting steps are improved, and rapid assembly is realized.

Optionally, the third positioning column 105 has an external thread, and after the mounting hole on the CSU5 is inserted into the third positioning column 105, the CSU5 is locked on the mounting plate 1 by screwing the nut to the third positioning element.

In some embodiments, referring to fig. 1 to 2, the bottom of the mounting plate 1 is provided with a second positioning column 104, and the second positioning column 104 is matched with the mounting hole on the BMS slave control plate 6.

The mounting hole on the BMS slave control board 6 in this embodiment is pegged graft with second reference column 104 and is cooperated, and second reference column 104 is fixed a position BMS slave control board 6's mounted position, has improved the installation procedure, realizes rapid Assembly.

Optionally, the second positioning column 104 has an external thread, and after the mounting hole on the BMS slave control board 6 is inserted into the second positioning column 104, the BMS slave control board 6 is locked on the mounting plate 1 by the threaded connection of the nut and the second positioning element.

In some embodiments, referring to fig. 1 to 2, the main control board area and the CSU5 area are respectively provided with lightening holes 102.

The provision of the lightening holes 102 also reduces the weight of the mounting plate 1, thereby preventing the assembled BMS mounting assembly from being excessively heavy. In addition, after the BMS main control board 4, the BMS slave control board 6 and the CSU5 are respectively assembled on the mounting board 1, the BMS main control board 4, the BMS slave control board 6 and the CSU5 correspond to the lightening holes 102 in the up-down direction, so that heat generated by the BMS main control board 4, the BMS slave control board 6 and the CSU5 during operation can be dissipated outwards through the corresponding lightening holes 102, and the influence of high temperature on components is avoided.

In some embodiments, referring to fig. 1-2, the mounting board 1 has a recessed relief groove 101, and the relief groove 101 corresponds to the main control board area and the CSU5 area.

BMS main control board 4 corresponds with the groove 101 of stepping down after 5 assembles with CSU, and the heat that produces when making BMS main control board 4 and CSU5 move can outwards give off fast, avoids influencing BMS main control board 4 and CSU 5's normal work. Just give way the effect that has still formed the strengthening rib on mounting panel 1, improve mounting panel 1's intensity, avoid assembling the weight of accomplishing back BMS main control board 4, CSU5 and BMS slave control board 6 all concentrate on mounting panel 1 and lead to mounting panel 1 to warp or damage, improved mounting panel 1's life.

In some embodiments, referring to fig. 1 to 2, the supporting member 2 includes a supporting portion 201 connected to the mounting plate 1, and a fixing portion 202 connected to a bottom end of the supporting portion 201, the fixing portion 202 extends to a side away from the supporting portion 201 and abuts against the battery pack bracket, and the fixing portion 202 is provided with a first connecting hole 2021.

The fixing portion 202 extends to one side away from the supporting portion 201 to be connected with the battery pack support conveniently, and the first connecting hole 2021 is connected with the mounting hole in the battery pack support through a threaded connection piece, so that the support is fixed on the battery pack support. The scheme in this embodiment is simple, can realize through threaded connection spare with the quick connection of battery package support, for welded connected mode, it is more convenient, avoided the spark that produces in the welding process moreover to cause the damage to BMS main control board 4, CSU5 or BMS slave control board 6.

In some embodiments, referring to fig. 1 to 2, the bms mounting bracket further includes a reinforcing member 3 coupled to a front side edge and/or a rear side edge of the mounting plate 1, and a bottom of the reinforcing member 3 abuts against the battery pack bracket.

Since the mounting plates 1 extend in the left and right directions, the middle portions of the mounting plates 1 have no support member, and the stress of the mounting plates 1 is increased after the BMS main control panel 4, the CSU5, and the BMS slave control panel 6 are assembled to the mounting plates 1, which may cause the middle portions of the mounting plates 1 to collapse or even cause the mounting plates 1 to break. The reinforcing member 3 is connected to the front side edge and/or the rear side edge of the mounting plate 1, so that the supporting force of the middle part of the mounting plate 1 is improved, and the situation that the mounting plate 1 collapses or breaks is avoided.

In some embodiments, referring to fig. 3, the stiffener 3 includes a first connection portion 301, a reinforcement portion 302, and a second connection portion 303 connected in sequence, the first connection portion 301 and the second connection portion 303 respectively extend to two sides away from the reinforcement portion 302, and the first connection portion 301 is connected to the mounting board 1.

First connecting portion 301 extends to the one side that is close to mounting panel 1 to be connected with mounting panel 1, can increase the area of contact with mounting panel 1, improve the stability of connecting. The second connection portion 303 extends to a side away from the mounting plate 1, and abuts the second mounting plate 1 against the battery pack holder to provide a supporting force to the mounting plate 1.

Optionally, the second connecting portion 303 is provided with a second connecting hole 3031. The second connection hole 3031 corresponds to a mounting hole on the battery pack bracket, and the second connection hole 3031 is connected with the mounting hole on the battery pack bracket through a threaded connection piece, so that the connection tightness between the reinforcing member 3 and the battery pack bracket is improved.

Optionally, the first connecting portion 301 is welded to the mounting plate 1, and an external connecting member is not required, so that a protrusion formed on the mounting plate 1 is prevented from affecting the overall layout of the mounting plate 1.

In some embodiments, referring to fig. 3, the left and right sides of the reinforcing portion 302 form reinforcing flanges.

The reinforcing flange can further increase the strength of the reinforcing portion 302, provide supporting force for the mounting plate 1, and avoid the reinforcing portion 302 from being broken or deformed.

Based on the same inventive concept, the utility model also provides a BMS support assembly. BMS support assembly includes above-mentioned BMS installing support to and distribute in the BDU installing support of BMS installing support one side along left right direction.

The utility model provides a BMS support assembly has adopted foretell BMS installing support, has reduced the manufacturing cost of mould, distributes BMS main control board 4 and CSU5, two BMS follow control board 6 respectively along left right direction, has reduced the space that occupies in upper and lower direction, has solved the local convex problem of back in upper and lower direction after the completion of battery pack assembly, makes BMS assembly overall arrangement more reasonable.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

BMS installing support, its characterized in that, including mounting panel (1) with connect in support piece (2) of mounting panel (1) lateral margin, the top of mounting panel (1) is followed left right direction and is formed master control board region and CSU (5) region respectively, and the bottom is followed left right direction and is formed first slave control board region and second slave control board region respectively, the master control board region with first slave control board region corresponds from top to bottom, CSU (5) region with the second corresponds from top to bottom from the control board region, support piece (2) downwardly extending, the lower edge of support piece (2) is connected in battery package support.
2. The BMS mounting bracket according to claim 1, characterized in that the mounting plate (1) is provided at the top with a first positioning post (103), said first positioning post (103) fitting into a mounting hole on the BMS main control board (4).
3. The BMS mounting bracket according to claim 1, characterized in that the mounting plate (1) is provided at its bottom with second positioning posts (104), which second positioning posts (104) fit into mounting holes in the BMS slave control plate.
4. The BMS mounting bracket of claim 1, characterized in that the main control board area and the CSU (5) area are each provided with lightening holes (102).
5. The BMS mounting bracket according to claim 1, characterized in that said mounting plate (1) has a recessed relief groove (101), said relief groove (101) corresponding to said main control board area and said CSU (5) area.
6. The BMS mounting bracket according to claim 1, characterized in that said support member (2) comprises a support part (201) coupled to said mounting plate (1), and a fixing part (202) coupled to the bottom end of said support part (201), said fixing part (202) extending to a side away from said support part (201) and abutting against the battery pack bracket, said fixing part (202) being provided with a first coupling hole (2021).
7. The BMS mounting bracket according to claim 1, characterized in that said BMS mounting bracket further comprises a reinforcement (3) attached to the front and/or rear side edge of said mounting plate (1), and the bottom of said reinforcement (3) abuts against a battery pack bracket.
8. The BMS mounting bracket according to claim 7, characterized in that said reinforcement (3) comprises a first connection portion (301), a reinforcement portion (302) and a second connection portion (303) connected in sequence, said first connection portion (301) and said second connection portion (303) extending respectively to two sides facing away from said reinforcement portion (302), and said first connection portion (301) being connected to said mounting plate (1).
9. The BMS mounting bracket of claim 8, characterized in that left and right sides of the reinforcing part (302) form reinforcing flanges.
10. A rack assembly comprising the BMS mounting rack of any one of claims 1 to 9, and BDU mounting racks disposed at one side of the BMS mounting rack in a left-right direction.