CN213322738U

CN213322738U - Column type BMS management system mounting structure and battery package

Info

Publication number: CN213322738U
Application number: CN202021959180.3U
Authority: CN
Inventors: 王晓宾; 凌俊华; 江吉兵; 王骁
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-06-01
Anticipated expiration: 2030-09-09

Abstract

The utility model belongs to the technical field of electric automobile, a column BMS management system mounting structure and battery package are disclosed. This column BMS management system mounting structure includes: a base plate; the upright columns are vertically arranged on the bottom plate, each upright column can bear a layer of BMS management system, and a plurality of BMS management systems are stacked; the connecting pieces, the connecting pieces and the stand columns are the same in number, and each connecting piece penetrates through one stand column corresponding to the connecting piece and is connected to the BMS management system and the bottom plate respectively. This column BMS management system mounting structure utilizes a plurality of stands to realize the support to a plurality of BMS management systems to realize the assembly of a plurality of BMS management systems in the vertical direction, assembly process is simple, has reduced the degree of difficulty of installation and assembly, and production efficiency is higher. The mounting plate in the prior art is replaced by the stand column, so that the weight is effectively reduced, the requirement of light weight is met, and the production cost is low.

Description

Column type BMS management system mounting structure and battery package

Technical Field

The utility model relates to an electric automobile technical field especially relates to a column BMS management system mounting structure and battery package.

Background

With the development of new energy vehicles, electric vehicles have gradually become the main transportation means for people to walk instead of daily, and the power of electric vehicles mainly comes from a battery system, wherein a key component of the battery system is a BMS management system which mainly manages the energy of the battery system, and the functions of charging, mileage calculation, residual electricity calculation, available power calculation and the like of the electric vehicles are realized by monitoring the parameters of the battery system, such as voltage, current, temperature and the like.

The mounting structure of the existing column type BMS management system comprises a mounting plate, a connecting piece and a bolt, when the mounting structure is mounted, the mounting plate is supported and fixed in a box body by the connecting piece, the mounting plate is fixed on the connecting piece by the bolt, then the BMS management system is fixed on the mounting plate, and the mounting process is complex. Because every mounting panel can only assemble a BMS management system, when assembling BMS management system, need the mounting panel rather than the phase-match, the quality is heavier, and manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a column BMS management system mounting structure and battery package, assembly process is simple, weight reduction, reduction in production cost.

To achieve the purpose, the utility model adopts the following technical proposal:

a post-type BMS management system mounting structure comprising:

a base plate;

the system comprises at least two BMS management systems, a plurality of BMS management systems and a plurality of communication terminals, wherein the BMS management systems are arranged in a superposition manner;

the upright posts are vertically arranged on the bottom plate, and each upright post can bear one layer of the BMS management system;

the connecting pieces are the same in number with the stand columns, and each connecting piece penetrates through one corresponding stand column and is respectively connected to the BMS management system and the bottom plate.

Preferably, a mounting plate is convexly disposed at an outer side of the BMS management system, the mounting plate is provided with a mounting hole, one end of each of the connectors penetrates through one of the mounting holes, and the other end of each of the connectors is connected to the base plate.

Preferably, the length of each of the connector and the post is adjustable according to a height distance between the BMS management system and the base plate.

Preferably, a gap is provided between the BMS management system located at the lowermost layer and the base plate, and the gap is used for accommodating a low-voltage wire harness, a high-voltage wire harness, and a liquid cooling pipe.

Preferably, the upright posts corresponding to the adjacent two layers of BMS management systems are of a split structure or an integrally formed structure.

Preferably, the plurality of layers of BMS management systems are distributed in a stepped structure, so that two adjacent BMS management systems are arranged in a staggered manner, and the plug port of the BMS management system is positioned at the outer side of the plug port of the previous adjacent BMS management system.

Preferably, a through hole is formed in the bottom plate, and the connecting piece penetrates through the through hole and is fixed to the bottom of the bottom plate through a fastening piece.

Preferably, the number of the mounting plates is four, and the four mounting plates are disposed at four corners of the BMS management system such that each layer of the BMS management system is connected to the base plate through the four connectors.

Preferably, the connector is a stud.

In order to achieve the above object, the utility model also provides a battery pack, including shell and foretell column BMS management system mounting structure, column BMS management system mounting structure set up in the shell.

The utility model has the advantages that:

the utility model provides a column BMS management system mounting structure sets up on the bottom plate perpendicularly through the stand, and every stand can bear one deck BMS management system, utilizes a plurality of stands to realize the support to a plurality of BMS management systems to realize the assembly of a plurality of BMS management systems in the vertical direction. Every connecting piece wears to locate one rather than corresponding stand and connects respectively in BMS management system and bottom plate, directly is fixed in BMS management system, stand on the bottom plate through the connecting piece, compares through the mounting panel is fixed with prior art, and the reliability is higher, and assembly process is simple, has reduced the degree of difficulty of installation and assembly, and production efficiency is higher. More importantly, the upright posts are used for replacing the mounting plate in the prior art, so that the weight is effectively reduced, the requirement of light weight is met, and the production cost is low.

The utility model provides a pair of battery pack, including shell and foretell column BMS management system mounting structure, this column BMS management system mounting structure sets up in the shell, and the shell has played the effect that holds and protect column BMS management system mounting structure. Through column BMS management system mounting structure can assemble a plurality of BMS management systems in the vertical direction, improved the space utilization of battery package.

Drawings

Fig. 1 is a schematic view of a mounting structure of a stud-type BMS management system according to an embodiment;

fig. 2 is a side view of a mounting structure of a stud-type BMS management system according to an embodiment;

fig. 3 is a schematic view of a post in a post-type BMS management system mounting structure according to an embodiment;

fig. 4 is a front view of a mounting structure of a stud-type BMS management system according to an embodiment one;

fig. 5 is a side view of a stud-type BMS management system mounting structure provided in the second embodiment;

fig. 6 is a schematic view of a post in the mounting structure of the post-type BMS management system according to the second embodiment.

In the figure:

100. a BMS management system; 101. an interface;

1. a base plate; 2. a column; 3. a connecting member; 4. a fastener;

11. a gap.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature being "under," "below," and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or merely indicating that the first feature is at a lesser level than the second feature, and pluralities indicate at least two.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Example one

The embodiment provides a column type BMS management system mounting structure for mounting a BMS management system 100, wherein a socket 101 is provided on the BMS management system 100, and the socket 101 is used for low-voltage wiring harness plugging. As shown in fig. 1, the mounting structure of the post-type BMS management system includes a base plate 1, a post 2, and a connecting member 3, the base plate 1 is placed in a case of a battery pack in a horizontal direction, the base plate 1 has a plate-shaped structure, and the base plate 1 plays a role of an integral support. The base plate 1 is vertically provided with the uprights 2, each upright 2 can bear one layer of BMS management system 100, and if the number of the BMS management systems 100 is one, the upright type BMS management system mounting structure is a single-layer structure and is simple in structure; if the quantity of BMS management system 100 is at least two, stack the setting between a plurality of BMS management systems 100, this column BMS management system mounting structure is multilayer structure, and space utilization is higher. The number of the connecting members 3 is the same as that of the posts 2, the posts 2 are hollow, each connecting member 3 is inserted into one corresponding post 2 and is connected to the BMS management system 100 and the base plate 1, so that each BMS management system 100 is connected to the base plate 1 through one corresponding connecting member 3, and the connecting member 3 plays a role in installation.

The column type BMS management system mounting structure provided in this embodiment is vertically disposed on the base plate 1 through the columns 2, each column 2 can bear one layer of BMS management system 100, and the plurality of columns 2 are used to support the plurality of BMS management systems 100, so as to assemble the plurality of BMS management systems 100 in the vertical direction. Every connecting piece 3 wears to locate one rather than corresponding stand 2 and connects respectively in BMS management system 100 and bottom plate 1, directly is fixed in BMS management system 100, stand 2 on bottom plate 1 through connecting piece 3, compares through the mounting panel is fixed with prior art, and the reliability is higher, and assembly process is simple, has reduced the degree of difficulty of installation and assembly, and production efficiency is higher. More importantly, the upright post 2 is used for replacing a mounting plate in the prior art, so that the weight is effectively reduced, the requirement of light weight is met, and the production cost is low.

When the BMS management system 100 is installed, the plurality of BMS management systems 100 are sequentially stacked in the vertical direction, so that the height distance between each layer of the BMS management system 100 and the base plate 1 is different, and in order to ensure the installation effect of each layer of the BMS management system 100, the length of the connecting member 3 and the post 2 is adjustable according to the height distance between the BMS management system 100 and the base plate 1, so that the length of the connecting member 3 and the post 2 is matched with the BMS management system 100 corresponding thereto.

It can be understood that, in the present embodiment, it is preferable that the number of the BMS management systems 100 is two, and the two BMS management systems 100 are sequentially stacked in the vertical direction and have a two-layer structure of the lowest layer and the highest layer. Because the distance between the BMS management system 100 at the lowest layer and the bottom plate 1 is small, the BMS management system 100 can be directly fixed on the bottom plate 1 through the connecting piece 3 with a short length, the connecting piece 3 is matched with the length size of the upright post 2 corresponding to the connecting piece 3, the upright post 2 with a short length is used for bearing, and the production cost is saved. There is a large distance between the BMS management system 100 located at the uppermost layer and the base plate 1, and the BMS management system 100 may be fixed to the base plate 1 by the connection member 3 having the longest length, and the connection member 3 is matched with the length dimension of the post 2 corresponding thereto, so as to secure the fixing installation effect of the BMS management system 100 located at the uppermost layer.

Optionally, be provided with clearance 11 between BMS management system 100 that is located the lower floor and bottom plate 1, clearance 11 is used for holding low pressure pencil, high-pressure pencil and liquid cooling pipeline etc. and the pencil and the pipeline such as low pressure pencil, high-pressure pencil and liquid cooling pipeline of being convenient for arrange, draw materials on the spot, and the functionality is strong.

Since each layer of the BMS management system 100 is connected to the base plate 1 through the connector 3 corresponding thereto, the connector 3 realizes the fixed connection between the BMS management system 100 and the base plate 1, and the fixing effect is good. Specifically, a mounting plate is protruded at the outer side of the BMS management system 100, and a mounting hole is provided on the mounting plate. Optionally, the number of the mounting panels is preferably four, the four mounting panels are respectively arranged at four corners of the BMS management system 100, the four connecting members 3 are respectively arranged at four corners of the BMS management system 100, after the connecting members 3 are connected to the base plate 1, the BMS management system 100 is moved towards a direction close to the connecting members 3, each connecting member 3 is arranged in a mounting hole in a penetrating manner, each layer of the BMS management system 100 is connected with the base plate 1 through the four connecting members 3, each layer of the BMS management system 100 is supported by the four connecting members 3 together, the bearing and fixing effects are good, each side of each BMS management system 100 is connected by the two connecting members 3, and the stability and the balance of the structure are ensured.

Connecting piece 3 specifically is the bolt, preferably stud, and the nut is passed through at the top of connecting piece 3 and is fixed on the mounting panel, adopts bolted connection's mode, simple structure, the installation and the dismantlement of being convenient for. As shown in fig. 1-2, a through hole is provided on the bottom plate 1, and the connecting member 3 is inserted into the through hole and fixed to the bottom of the bottom plate 1 by a fastening member 4. The fastener 4 is specifically a rivet nut, and after the bottom of the connecting piece 3 is penetrated through the rivet nut, the connecting piece 3 is screwed to ensure the fixing effect between the bottom of the connecting piece 3 and the bottom plate 1.

It should be noted that four sets of through holes are formed in each base plate 1, each set of through holes includes two through holes arranged along the width direction of the base plate 1, and each connector 3 is respectively inserted into one upright post 2 and one through hole, so as to complete the installation of each layer of BMS management system 100. It can be understood that two through holes of each set are used for the installation of the BMS management systems 100 of two different floors, and accordingly, the distance between the posts 2 for supporting the BMS management systems 100 of two different floors is short. Optionally, as shown in fig. 2-3, the uprights 2 corresponding to the adjacent two-layer BMS management system 100 are of a split structure, and the split structure is adopted, so that if one of the uprights 2 is damaged, the use of the other upright 2 is not affected, and the mounting and dismounting are convenient.

If adjacent two-layer BMS management system 100 edge is in the parallel and level state, the interface 101 of a plurality of BMS management system 100 distributes along the vertical direction, and the grafting space is little when the low pressure pencil is pegged graft, has the inconvenient problem of pegging graft. To solve this problem, as shown in fig. 2 and 4, a plurality of BMS management systems 100 are arranged in a stepped structure such that adjacent two BMS management systems 100 are positioned at a position shifted to locate the socket 101 of the BMS management system 100 outside the socket 101 of the previous BMS management system 100 adjacent thereto. In this way, the BMS management system 100 on the upper layer does not shield the BMS management system 100 located below, and the socket 101 of the BMS management system 100 located below just protrudes from the socket 101 of the BMS management system 100 on the upper layer adjacent thereto, so that the sockets 101 of the BMS management systems 100 on the respective layers can be exposed in the vertical direction, thereby facilitating the low-voltage wiring harness plugging. Meanwhile, the interfaces 101 of the BMS management system 100 are distributed in a stepped manner, and the interfaces 101 of different layers are staggered with each other, so that the BMS management system is convenient for operators to recognize and use.

This embodiment still provides a battery pack, including shell and foretell column BMS management system mounting structure, this column BMS management system mounting structure sets up in the shell, and the shell has played the effect of holding and protecting column BMS management system mounting structure. A plurality of BMS management systems 100 can be assembled in the vertical direction through the post-type BMS management system mounting structure, improving the space utilization of the battery pack.

Example two

The structure of the embodiment is similar to that of the first embodiment, and the difference is only in the fixing mode between the upright posts 2.

As shown in fig. 5 to 6, since the distance between the posts 2 for supporting the BMS management systems 100 of two different floors is short, optionally, the posts 2 corresponding to the BMS management systems 100 of two adjacent floors are integrally formed, such that the two posts 2 form a stair structure. And an integrally formed structure is adopted, so that the number of parts is reduced, the production and processing time is saved, and the production cost is lower.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A column type BMS management system mounting structure, comprising:

a base plate (1);

at least two BMS management systems (100), wherein a plurality of the BMS management systems (100) are arranged in a superposition manner;

uprights (2) vertically arranged on said floor (1), each upright (2) being able to carry a layer of said BMS management system (100);

the number of the connecting pieces (3) is the same as that of the upright columns (2), and each connecting piece (3) penetrates through one corresponding upright column (2) and is respectively connected to the BMS management system (100) and the bottom plate (1).

2. The post-type BMS management system mounting structure according to claim 1, wherein mounting plates are protruded at the outer sides of the BMS management system (100), the mounting plates being provided with mounting holes, one end of each of the connectors (3) is inserted through one of the mounting holes, and the other end is connected to the base plate (1).

3. The post-type BMS management system mounting structure according to claim 1, characterized in that the length of both the connector (3) and the post (2) is adjustable according to the height distance between the BMS management system (100) and the base plate (1).

4. The post-based BMS management system mounting structure according to claim 1, characterized in that a gap (11) is provided between the BMS management system (100) located at the lowermost layer and the base plate (1), said gap (11) being for accommodating a low voltage wire harness, a high voltage wire harness and a liquid cooling pipe.

5. The post-type BMS management system mounting structure according to claim 1, wherein the posts (2) corresponding to the adjacent two layers of the BMS management systems (100) are of a split type structure or an integrally formed structure.

6. The post-based BMS management system mounting structure according to claim 1, wherein the plurality of layers of the BMS management systems (100) are arranged in a stepped configuration such that adjacent two BMS management systems (100) are positioned at a position offset from each other to position the socket (101) of the BMS management system (100) outside the socket (101) of the previous BMS management system (100) adjacent thereto.

7. The post-type BMS management system mounting structure according to claim 1, wherein a through-hole is provided on the base plate (1), and the connection member (3) is penetrated through the through-hole and fixed to the bottom of the base plate (1) by a fastening member (4).

8. The post-based BMS management system mounting structure according to claim 2, wherein the number of the mounting plates is four, four of the mounting plates being provided at four corners of the BMS management system (100) such that each layer of the BMS management system (100) is connected to the base plate (1) through four of the connectors (3).

9. The post-type BMS management system mounting structure according to claim 1, characterized in that the connector (3) is a stud.

10. A battery pack comprising a housing and the stud-type BMS management system mounting structure of any one of claims 1 to 9, the stud-type BMS management system mounting structure being provided in the housing.