CN212907905U

CN212907905U - Double-deck module support and battery package

Info

Publication number: CN212907905U
Application number: CN202021344883.5U
Authority: CN
Inventors: 黄毅轩; 陈许超; 范建宇; 王博文; 张兴东
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-04-06
Anticipated expiration: 2030-07-09

Abstract

The utility model relates to a battery technology field discloses a double-deck module support and battery package, double-deck module support includes a pair of supporter, and is a pair of the mutual interval opposition of supporter each other, double-deck module support is still including setting up a pair of connector between the supporter, the top surface of connector forms the holding surface that can support top layer battery module, the connector is a pair of the supporter encloses jointly and closes the accommodation space that forms and can hold bottom battery module. This double-deck module support can inject top layer battery module and bottom battery module respectively in different positions, and top layer battery module and bottom battery module can install respectively, mutually noninterfere each other. Through set up above-mentioned double-deck module support in the battery package, can inject the top layer battery module in the battery package and bottom battery module respectively in the different positions of double-deck module support, the two can be installed respectively, mutually noninterfere has improved the security of battery package greatly.

Description

Double-deck module support and battery package

Technical Field

The utility model relates to a battery technology field specifically relates to a double-deck module support and battery include.

Background

The current society automobile industry is revolutionarily changing, namely electric automobile is gradually replacing traditional fuel oil automobile, and the new energy automobile industry of our country is on the way of rapid development. Along with the popularization and increase of electric automobiles, the requirement of users on the driving range of the electric automobiles is higher and higher, the power battery system is used as an energy storage and power output device of the electric automobiles, is a power source of the electric automobiles and guarantees the driving capability of the electric automobiles, and the increase of the battery module is a main scheme for increasing the electric quantity and improving the driving range.

If the space in the vehicle meets the conditions, a double-layer battery module is generally arranged, so that the driving range of the electric vehicle is increased. Need connect in order to guarantee battery module's installation nature and security through the installing support between the double-deck battery module.

Currently, the mounting bracket is usually fixed to the bottom battery module, and the top battery module is fixed to the mounting bracket.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double-deck module support, this double-deck module support can inject top layer battery module and bottom battery module respectively in the position of difference, can make top layer battery module and bottom battery module install respectively, mutually noninterfere each other.

In order to achieve the above object, an aspect of the present invention provides a double-layered module support, the double-layered module support includes a pair of supporting bodies, and is a pair of the supporting bodies are mutually spaced and opposed to each other, the double-layered module support further includes a pair of connecting bodies between the supporting bodies, the top surface of the connecting body is formed as a supporting surface capable of supporting a top layer battery module, the connecting body and the supporting bodies jointly enclose a containing space capable of containing a bottom layer battery module.

Above-mentioned technical scheme makes double-deck module support have holding surface and accommodation space through setting up double-deck module support to can make top layer battery module and bottom battery module install respectively, mutual noninterference each other.

Preferably, the support body comprises a support plate, the support plate comprises a support plate body and a pair of support parts arranged on the top of the support plate body, the pair of support parts are arranged at intervals, the pair of support parts can support the connecting body together, and an avoiding groove is formed between the pair of support parts.

Preferably, the top end of the support portion is provided with a mounting hole through which a fastener for fixing the support body and the connection body to each other passes, and the mounting hole extends in a height direction of the support body.

Preferably, a weight-reducing chamber is arranged in the support plate body; and/or

The top end of the supporting part is provided with a lightening hole extending along the height direction of the supporting body.

Preferably, the wall of the supporting body is provided with a reinforcing rib capable of reinforcing the strength of the supporting body, wherein: the reinforcing ribs extend along the height direction of the supporting body; and/or

The utility model discloses a battery support, including supporter, bottom battery module, locating piece, the support is provided with the support and is used for fixing the supporter in the fixed body of treating the fixed body, the deviation of supporter be provided with the locating piece on the wall of bottom battery module, be provided with the confession on the locating piece with the hole that the mounting of supporter fixed in the body of treating.

Preferably, the double-layered module bracket includes a plurality of pairs of the supporting bodies and a plurality of the connecting bodies respectively connected between the corresponding pairs of the supporting bodies, wherein: the paired supporting bodies and the corresponding connecting bodies jointly enclose a containing space capable of containing the corresponding bottom layer battery module.

Preferably, when the reinforcing ribs are provided, the reinforcing ribs are provided on a surface of the corresponding support body facing the bottom battery module, wherein: the reinforcing ribs can define the corresponding bottom layer battery module.

Preferably, the double-layered module bracket includes a reinforcing support body disposed between the pair of support bodies, the reinforcing support body being capable of supporting the connection body.

Preferably, the connection body includes a connection plate and a pair of reinforcing parts provided to a bottom surface of the connection plate facing the bottom battery module, the reinforcing parts being supported to the two support parts of the pair of support bodies facing each other.

The utility model discloses the second aspect provides a battery package, the battery package includes the utility model provides a double-deck module support, top layer battery module and bottom battery module, wherein: the bottom layer battery module is arranged in the accommodating space, and the top layer battery module is arranged on the supporting surface. Through setting up in the battery package the utility model provides a double-deck module support can inject the top layer battery module in the battery package and bottom battery module respectively in the different positions of double-deck module support, and the two can be installed respectively, makes the two mutually noninterfere each other from this, has improved the safety in utilization of battery package greatly.

Drawings

Fig. 1 is a schematic perspective view of a double-layered module support according to a preferred embodiment of the present invention;

fig. 2 is a schematic perspective view of a battery pack to which a double-layered module holder according to a preferred embodiment of the present invention is applied;

fig. 3 is a schematic view illustrating an exploded structure of the structure shown in fig. 2, in which the top battery module is not shown;

fig. 4 is a schematic perspective view of a double-layered module support according to a preferred embodiment of the present invention, in which a plurality of support bodies are assembled together;

FIG. 5 is a schematic perspective view of another angle of the structure shown in FIG. 4;

fig. 6 is a schematic perspective view of a connector in a double-layered module holder according to a preferred embodiment of the present invention.

Description of the reference numerals

10-double layer module support; 12-a support; 120-a support plate; 121-lightening holes; 122-a support plate body; 123-reinforcing ribs; 124-a support part; 125-positioning blocks; 126-avoiding the groove; 127-a fixing member; 128-mounting holes; 129-weight reduction chamber; 14-a linker; 140-a support surface; 142-a connecting plate; 144-a reinforcement; 146-avoiding a notch; 16-a fastener; 18-a reinforcing support; 22 a-top battery module; 22 b-bottom layer battery module; 40-a battery pack; 42-a bottom shell; 44-a battery distribution box; 46-a current sensor; 48-electrical component mounting part.

Detailed Description

In the present invention, the use of directional terms such as "upper, lower, left and right" in the absence of a contrary explanation generally means that the directions shown in the drawings and the practical application are understood, and "inner and outer" mean inner and outer of the outline of the component.

It should be noted that, the battery pack 40 may include a bottom case 42, and a battery module may be mounted on the bottom case 42, wherein the battery module is formed by a plurality of battery cells arranged side by side, the arrangement direction of the battery cells is the length direction of the battery module, and end plates are respectively disposed at two ends of the battery module. Electrical components such as a battery distribution box 44 and a current sensor 46 may also be disposed within the battery pack 40.

The utility model provides a double-deck module support, double-deck module support 10 includes a pair of supporter 12, a pair of supporter 12 is the opposition of mutual interval each other, double-deck module support 10 is still including setting up the connector 14 between a pair of supporter 12, the top surface of connector 14 forms the holding surface 140 that can support top layer battery module 22a, as shown in fig. 2, the electric component that holding surface 140 can also support the battery package is like battery distribution box 44 and current sensor 46, connector 14 and a pair of supporter 12 enclose jointly and close the accommodation space that forms and can hold bottom battery module 22 b. Through setting up double-deck module support 10 and making double-deck module support 10 have holding surface 140 and accommodation space to can make top layer battery module 22a and bottom layer battery module 22b install respectively, mutually noninterfere is installation process and use all mutually noninterfere each other. Wherein, the installation process is specifically as follows: after the bottom battery module 22b is mounted, the bottom battery module 22b can be fixed to the bottom case 42 by the bottom fixing bolts driven into the end plates, and then the double-layer module support 10 is mounted to the bottom case 42, wherein the support body 12 can be mounted to the bottom case 42, the connecting body 14 is disposed on the paired support bodies 12, the top battery module 22a is mounted on the supporting surface 140 of the connecting body 14, and the top battery module 22a can be fixed to the connecting body 14 by the top fixing bolts driven into the end plates. Because the installation processes of the top layer battery module 22a and the bottom layer battery module 22b are not interfered with each other, the bottom layer battery module 22b can be arranged opposite to the corresponding top layer battery module 22a, the stability of the whole structure is improved, more space can be reserved on the top layer to install the electric parts of the battery pack, such as the battery distribution box 44 and the current sensor 46, because the arrangement is opposite, the mutual interference of the wire harness and the copper bar in the battery pack is avoided, and the use safety of the battery pack is improved. Wherein, the supporting body 12 and the connecting body 14 can be made of aluminum, so as to reduce the weight of the double-layer module bracket 10.

In addition, in the installation process, can set up first heating film between bottom battery module 22b and drain pan 42, first heating film can heat corresponding bottom battery module 22b, through heating battery module, thereby improve the performance of battery package at low temperature, of course, still can be at the second heating film between connector 14 and corresponding top layer battery module 22a, preferably, can set up the heat-conducting layer between second heating film and connector 14, thereby can in time dispel the heat of top layer battery module 22a, the difference in temperature of greatly reduced battery module.

In order to fully utilize the space in the vehicle, the bottom cell module 22b extends between the pair of support bodies 12, that is, two end plates of the bottom cell module 22b may be respectively opposite to the corresponding support bodies 12, and of course, as shown in fig. 2 and 3, a plurality of, for example, two bottom cell modules 22b arranged side by side may be provided between the pair of support bodies 12, that is, a plurality of bottom cell modules 22b may be arranged in the defined accommodation space, as required. Wherein, can leave between the end plate of supporter 12 and corresponding bottom battery module 22b and establish the clearance, can leave the space for the inflation of electric core like this for mutual noninterference has improved the security between supporter 12 and the bottom battery module 22b after the inflation each other.

As shown in fig. 1 and 4, the supporting body 12 may include a supporting plate 120, the supporting plate 120 may include a supporting plate body 122 and a pair of supporting portions 124 disposed on the top of the supporting plate body 122, i.e., on the top surface of the supporting plate body 122 away from the bottom case 42, the pair of supporting portions 124 are spaced from each other, the pair of supporting portions 124 can support the connecting body 14 together, and an avoiding groove 126 may be formed between the pair of supporting portions 124, so that the external electrical connectors connected to the output electrodes of the corresponding bottom battery modules 22b, such as copper bars, can pass through, and certainly, other components can pass through, which is not described herein again.

A mounting hole 128 through which a fastener 16 such as a fastening bolt for fixing the support body 12 and the connection body 14 to each other passes may be provided at the top end of the support portion 124, and the mounting hole 128 may extend in the height direction of the support body 12. It will be appreciated that the fastener 16 may be secured to the bottom shell 42 after passing through the mounting hole 128.

In order to reduce the weight of the entire battery pack and increase the energy density of the battery pack, as shown in fig. 4, a weight-reducing chamber 129 may be provided in the support plate body 122. The support body 12 may be a unitary piece, for example, such that the support body 12 is integrally formed.

In addition, the lightening holes 121 extending in the height direction of the support body 12 may be provided at the top ends of the support portions 124, whereby the weight of the double deck module bracket 10 can be further reduced.

As shown in fig. 5, a reinforcing rib 123 capable of reinforcing the strength of the support body 12 may be provided on the wall of the support body 12, wherein the reinforcing rib 123 may extend in the height direction of the support body 12.

As shown in fig. 1 and 4, a positioning block 125 may be disposed on a wall of the support body 12 away from the bottom battery module 22b, and a through hole for passing a fixing member 127 for fixing the support body 12 to a body to be fixed, such as the bottom case 42, may be disposed on the positioning block 125.

In order to accommodate more bottom battery modules 22a and top battery modules 22b, the double-layered module holder 10 may include a plurality of pairs of support bodies 12 and a plurality of connection bodies 14 respectively connected between the corresponding pairs of support bodies 12, wherein: the paired support bodies 12 and the corresponding connecting bodies 14 together enclose a housing space capable of housing the corresponding bottom battery module 22 b. Wherein a plurality of support bodies 12 located on the same side may be formed as one piece, although for ease of manufacture, some of the support bodies 12 may be formed as one piece, while the remaining support bodies 12 may be formed as another one, and the two pieces may be joined together by welding.

The reinforcing ribs 123 may be provided on the surface of the corresponding support body 12 facing the bottom layer battery module 22b, wherein: the reinforcing ribs 123 can define the respective bottom layer battery modules 22b, so that a gap is formed between the adjacent bottom layer battery modules 22b positioned in the same column, and interference between the adjacent bottom layer battery modules 22b is avoided. Preferably, the reinforcing ribs 123 may be provided on a side of the support body 12 adjacent to the adjacent support body 12,

in order to further improve the overall stability of the double-deck module support 10, as shown in fig. 2 and 3, a reinforcing support 18 may be provided between the pair of supports 12, the reinforcing support 18 being capable of supporting the connecting body 14. The structure of the reinforcing support 18 is the same as that of the support 12, and the structure of the support 12 is described in detail in the foregoing, and is not described again here. In addition, it should be noted that the reinforcing support 18 may divide the corresponding accommodating space into divided spaces capable of accommodating the corresponding bottom layer battery modules 22b, respectively.

As shown in fig. 6, the connection body 14 may include a connection plate 142 and a pair of reinforcement parts 144 provided at a bottom surface of the connection plate 142 facing the bottom battery module 22b, and the reinforcement parts 144 may be supported to the two support parts 124 of the pair of support bodies 12 facing each other. By providing the connecting body 14 with the above-described structure, not only the strength of the connecting body 14 is improved, but also the weight of the connecting body 14 is reduced. In which a through hole extending along the extending direction of the reinforcing part 14 is provided in the reinforcing part 144 to further reduce the weight of the connecting body 14.

Further, an electrical component mounting portion 48 may be provided on the top surface of the connection plate 142 facing away from the bottom battery module 22b, and preferably, a plurality of electrical component mounting portions 48 may be provided, whereby electrical components such as the battery distribution box 44 and the current sensor 46 may be mounted to the corresponding electrical component mounting portions 48, respectively. The electrical mounting section 48 may include a mounting post disposed on the connecting plate 142.

The utility model also provides a battery package, battery package 40 can include the utility model provides a double-deck module support 10, top layer battery module 22a and bottom battery module 22b, wherein: the bottom battery module 22b may be mounted in the receiving space, and the top battery module 22a may be mounted on the support surface 140. Wherein the double-layered module holder 10 may be mounted to the bottom case 42 of the battery pack 40. Through setting up in battery package 40 the utility model provides a double-deck module support 10 can inject top layer battery module 22a and bottom battery module 22b in the battery package in the different positions of double-deck module support 10 respectively, and the two can be installed respectively, makes the two mutually noninterfere from this, has improved battery package 40's safety in utilization greatly. As shown in fig. 2 and 3, two rows of bottom battery modules 22b may be provided, and a plurality of, for example, five bottom battery modules 22b may be provided in each row of the bottom battery modules 22b, and correspondingly, two rows of the top battery modules 22a may be provided, and a plurality of, for example, four top battery modules 22a may be provided in each row of the top battery modules 22a, whereby the number of the top battery modules 22a in the same row is less than that of the bottom battery modules 22b, so that a sufficient space may be left in the top layer to enable the electrical components of the battery pack 40 to be provided on the connecting body 14.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. The double-layer module support is characterized in that the double-layer module support (10) comprises a pair of supporting bodies (12), the pair of supporting bodies (12) are arranged opposite to each other at intervals, the double-layer module support (10) further comprises a connecting body (14) arranged between the pair of supporting bodies (12), the top surface of the connecting body (14) is formed into a supporting surface (140) capable of supporting a top-layer battery module (22a), and the connecting body (14) and the pair of supporting bodies (12) jointly enclose a containing space capable of containing a bottom-layer battery module (22 b).

2. The double-deck module support according to claim 1, wherein the support body (12) comprises a support plate (120), the support plate (120) comprises a support plate body (122) and a pair of support portions (124) disposed on top of the support plate body (122), the pair of support portions (124) are disposed at a distance from each other, the pair of support portions (124) can support the connecting body (14) together, and an escape groove (126) is formed between the pair of support portions (124).

3. The double-deck module support according to claim 2, wherein the top end of the support portion (124) is provided with a mounting hole (128) for passing a fastener (16) for fixing the support body (12) and the connection body (14) to each other, and the mounting hole (128) extends in the height direction of the support body (12).

4. The double-deck module carrier according to claim 2, characterized in that a weight-reducing chamber (129) is provided in the support plate body (122); and/or

The top end of the supporting part (124) is provided with a lightening hole (121) extending along the height direction of the supporting body (12).

5. The double-deck module support according to claim 1, wherein the wall of the support body (12) is provided with a reinforcing rib (123) capable of reinforcing the strength of the support body (12), wherein: the reinforcing ribs (123) extend in the height direction of the support body (12); and/or

The wall of the support body (12) departing from the bottom layer battery module (22b) is provided with a positioning block (125), and the positioning block (125) is provided with a through hole for the support body (12) to be fixed on a fixing piece (127) of a body to be fixed to pass through.

6. The double-deck module support according to claim 5, wherein the double-deck module support (10) comprises a plurality of pairs of the supporting bodies (12) and a plurality of the connecting bodies (14) respectively connected between the corresponding pairs of the supporting bodies (12), wherein: the paired supporting bodies (12) and the corresponding connecting bodies (14) jointly enclose a containing space capable of containing the corresponding bottom layer battery module (22 b).

7. The double-layered module holder according to claim 6, wherein the reinforcing ribs (123), when provided, are provided on the faces of the respective support bodies (12) facing the bottom battery modules (22b), wherein: the reinforcing ribs (123) can define the corresponding bottom layer battery modules (22 b).

8. Double-deck module support according to claim 1, characterized in that the double-deck module support (10) comprises a reinforcing strut (18) arranged between the pair of struts (12), which reinforcing strut (18) is capable of supporting the connecting body (14).

9. The double-deck module support according to any one of claims 2 to 4, wherein the connecting body (14) includes a connecting plate (142) and a pair of reinforcing portions (144) provided to a bottom surface of the connecting plate (142) facing the bottom layer battery module (22b), the reinforcing portions (144) being supported to the two supporting portions (124) of the pair of supporting bodies (12) facing each other.

10. A battery pack, characterized in that the battery pack (40) comprises the double-layered module holder (10) of any one of claims 1 to 9, a top layer battery module (22a), and a bottom layer battery module (22b), wherein: the bottom layer battery module (22b) is mounted in the receiving space, and the top layer battery module (22a) is mounted on the support surface (140).