CN219998388U

CN219998388U - Mounting structure and battery box

Info

Publication number: CN219998388U
Application number: CN202321025078.XU
Authority: CN
Inventors: 朱廷龙; 张志平
Original assignee: Guangdong Greenway Technology Co Ltd
Current assignee: Guangdong Greenway Technology Co Ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-11-10
Anticipated expiration: 2033-04-28

Abstract

The utility model provides a mounting structure and a battery box. The mounting structure comprises a mounting plate, and is characterized in that the mounting plate is arranged in a battery groove of a battery box and comprises a battery pressing plate, a fixing protruding portion and at least two fixing edge portions, wherein the fixing protruding portion and each fixing edge portion are connected to the battery pressing plate, the battery pressing plate is used for mounting a battery and pressing the battery to the groove bottom of the battery groove, the fixing protruding portion protrudes out of the battery pressing plate, the fixing protruding portion is used for being abutted to a case cover of the battery box, and each fixing edge portion is arranged on the periphery of the battery pressing plate and is used for being abutted to the side wall of the battery groove. The mounting structure can better protect the battery.

Description

Mounting structure and battery box

Technical Field

The utility model relates to the technical field of new energy, in particular to a mounting structure and a battery box.

Background

With the rise of new energy industry, the demand of batteries is increasing. During use of the battery, the battery is typically placed in a battery case in order to protect the battery. For square-type batteries, the batteries are usually placed at the bottom of a battery case and fixed by gluing or a steel belt. For soft package batteries, the batteries are typically stacked in a plastic-covered hardware box and secured with sheet metal. For cylindrical batteries, the fixation is usually performed by a bracket.

However, the battery is liable to shake in the battery case and collide with the battery case. In order to avoid better protecting the battery, in the patent of application number 202020408584.7, an anti-vibration lithium battery pack shell is disclosed, and spring rods are arranged around the battery module and are abutted to the inner wall of the battery box, so that the battery module is prevented from colliding with the inner wall of the battery box. But this scheme can't avoid the battery module to rock from top to bottom at the battery case, can't protect battery module better.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a mounting structure and a battery box capable of better protecting a battery.

The aim of the utility model is realized by the following technical scheme:

the utility model provides a mounting structure, includes the mounting panel, the mounting panel is used for setting up in the battery jar of battery box, the mounting panel includes presses pond board, fixed bellying and two at least fixed edge portion, fixed bellying and each fixed edge portion connect in press the pond board, press the pond board be used for installing the battery and will the battery is pressed and is located the tank bottom of battery jar, fixed bellying protrusion in press the pond board, and be used for the butt in the case lid of battery box, each fixed edge portion set up in press the periphery of pond board, and be used for the butt in the lateral wall of battery jar.

In one embodiment, the pool pressing plate is arranged between a box cover of the battery box and a bottom of the battery groove, so that a wiring space is formed between the pool pressing plate and the box cover, a pool placing space is formed between the pool pressing plate and the bottom of the battery groove, the wiring space is used for laying wires for connecting the battery, and the pool placing space is used for placing the battery.

In one embodiment, the pool pressing plate is provided with a wiring hole, the wiring hole is respectively communicated with the wiring space and the pool placing space, and the wiring hole is used for connecting an electric wire with the battery.

In one embodiment, the fixing protrusions have at least two, and a cloth plate space for accommodating the BMS module is formed between the fixing protrusions.

In one embodiment, the pressure tank plate is provided with a connecting plate hole, the connecting plate hole is respectively communicated with the wiring space and the tank placing space, the connecting plate hole is positioned in the wiring space, and the connecting plate hole is used for wiring between the battery and the BMS module.

In one embodiment, the pool pressing plate is respectively connected with the fixed edge parts at least at two opposite sides, and the fixed edge parts are respectively abutted against two opposite sides of the battery groove; and/or the number of the groups of groups,

the pool pressing plate is at least connected with the fixed edge parts at two adjacent sides respectively, and the fixed edge parts are respectively abutted to two adjacent sides of the battery groove.

In one embodiment, the fixed edge portion includes a pool fixing plate, a partition plate and a box pressing plate, the partition plate is respectively connected with the pool fixing plate and the box pressing plate, the pool fixing plate is abutted to the battery, the box pressing plate is abutted to the side wall of the battery groove, and a space is defined between the pool fixing plate, the partition plate and the box pressing plate.

In one embodiment, the press box plate is provided with a plurality of positioning holes, the positioning holes are used for penetrating through fixing pieces, and the fixing pieces are used for fixing the press box plate on the side wall of the battery groove.

In one embodiment, the cell fixing plate is provided with a cell fixing hole, the partition plate is provided with a partition hole, the cell fixing hole is communicated with the partition hole to form a bending hole, and the bending hole is used for the battery connecting wiring piece.

The utility model also provides a battery box, which comprises the mounting structure of any embodiment.

Compared with the prior art, the utility model has at least the following advantages:

1. the battery is pressed and fixed in the battery groove through the battery pressing plate, and the fixing protruding part above the battery pressing plate is abutted against the case cover of the battery case, so that the battery is prevented from shaking in the height direction of the battery case, and the battery can be better protected.

2. The fixed edge part of the periphery of the cell pressing plate is abutted against the side wall of the cell groove, so that the cell below the cell pressing plate is prevented from colliding with the side wall of the cell groove.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a mounting structure according to an embodiment;

FIG. 2 is another schematic view of a mounting structure according to an embodiment;

fig. 3 is a schematic structural view of a mounting structure in another embodiment.

Reference numerals: 10. a mounting structure; 100. a mounting plate; 110. a pool pressing plate; 120. a fixing boss; 130. fixing the edge part; 131. a pool fixing plate; 132. a partition plate; 133. a press box plate; 134. a spacing space; 140. a junction hole; 150. positioning holes; 160. fixing a pool hole; 170. a spacer hole; 180. pool pressing holes; 200. a junction box board; 211. a P+ wire connector; 212. a P-wire connector; 300. an insulating film; 20. a battery box; 20A, a battery groove; 20Aa and wiring space; 20Ab, pool space; 20Ac, a board distribution space; 20B, a box cover; 20C, penetrating a piece hole; 20D, bottom plate; 20Da, bottom surface plate; 20Db, erection of the panel; 20E, side surface plate; 30. a battery; 40. a BMS module; 50. a fixing member; 60. a wiring member; 70A, P + harness; 70B, P-wire harness.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, the mounting structure 10 of an embodiment includes a mounting plate 100, the mounting plate 100 is configured to be disposed in a battery case 20A of the battery case 20, the mounting plate 100 includes a pool pressing plate 110, a fixing protrusion 120 and at least two fixing edge portions 130, the fixing protrusion 120 and each fixing edge portion 130 are respectively connected to the pool pressing plate 110, the pool pressing plate 110 is configured to mount a battery 30 and press the battery 30 to a bottom of the battery case 20A, the fixing protrusion 120 protrudes from the pool pressing plate 110, and the fixing protrusion 120 is configured to abut against a case cover 20B of the battery case 20, and each fixing edge portion 130 is disposed on an outer periphery of the pool pressing plate 110 and is configured to abut against a sidewall of the battery case 20A.

The mounting structure 10 is applied to the battery box 20 to fix the battery 30 or the battery module. The battery 30 may be mounted under the platen 110 by gluing, clamping or screwing, preventing the battery 30 from striking the side wall of the battery well 20A. The fixing edge portion 130 is provided at the outer circumference of the cell plate 110, that is, at the outer circumference of the battery 30. When the mounting plate 100 shakes, the fixing edge 130 provides a supporting force to the side wall of the battery slot 20A, and the side wall of the battery slot 20A provides a supporting force to the fixing edge 130, so that the mounting plate 100 is prevented from shaking, and further, the battery 30 below the battery pressing plate 110 is prevented from shaking to the side wall of the battery slot 20A. The battery 30 is disposed between the bottom of the battery groove 20A and the pressing plate 110, the fixing protrusion 120 above the pressing plate 110 abuts against the case cover 20B, and the case cover 20B generates a supporting force on the fixing protrusion 120, so as to prevent the pressing plate 110 from shaking upwards, and further prevent the battery 30 below the pressing plate 110 from shaking towards the case cover 20B. Thus, the battery 30 can be protected in different directions by the mounting plate 100.

In summary, in the mounting structure 10 of the present utility model, the battery 30 is mounted under the platen 110, and the fixing edge 130 connected to the outer periphery of the platen 110 is abutted against the side wall of the battery slot 20A, so as to limit the lateral movement of the platen 110, and prevent the battery 30 under the platen 110 from colliding with the side wall of the battery slot 20A; the fixing boss 120 protruding above the pool plate 110 abuts against the case cover 20B to restrict the longitudinal movement of the pool plate 110, and the battery 30 below the pool plate 110 is prevented from colliding with the case cover 20B. Thereby, the cell plate 110 is restricted in different directions, so that the battery 30 mounted to the cell plate 110 can be protected in different directions.

For protecting the electric wires inside the battery box 20, referring to fig. 1, in one embodiment, a cell pressing plate 110 is disposed between a case cover 20B of the battery box 20 and a bottom of a battery case 20A such that a wiring space 20Aa is formed between the cell pressing plate 110 and the case cover 20B, and a cell placement space 20Ab is formed between the cell pressing plate 110 and the bottom of the battery case 20A, the wiring space 20Aa being for routing the electric wires connected to the battery 30, the cell placement space 20Ab being for placing the battery 30. The battery tank 20A is divided into a space in the height direction of the battery box 20 through the battery pressing plate 110, the battery tank 20A between the battery pressing plate 110 and the box cover 20B is used as a boundary, a wiring space 20Aa is formed in the region of the battery tank 20A between the battery pressing plate 110 and the bottom of the battery tank 20A, a tank placing space 20Ab is formed in the region of the battery tank 20A between the battery pressing plate 110 and the bottom of the battery tank 20A, and the use of the space of the battery tank 20A is reasonably planned, so that the battery 30 is installed in the battery box 20 more orderly, the battery box 20 can be reduced in the height direction, and the energy volume density of the battery 30 is improved.

To facilitate routing of the electrical wires within the battery compartment 20A, in one embodiment, the platen 110 is provided with wire holes that communicate with the routing space 20Aa and the pool space 20Ab, respectively, for connecting the electrical wires to the battery 30. By providing the wiring hole in the cell plate 110, the electric wire connected to the battery 30 below the cell plate 110 can pass through the wiring hole, and is disposed in the wiring space 20Aa above the cell plate 110.

Since the BMS (Battery Management System) module is generally provided in the battery case 20, in order to better protect the BMS module 40, referring to fig. 1 to 2, in one embodiment, the fixing protrusions 120 have at least two, and a cloth plate space 20Ac is formed between the fixing protrusions, and the cloth plate space 20Ac is used for placing the BMS module 40. By disposing the BMS module 40 between the fixing protrusions 120, the BMS module 40 is prevented from colliding with the case cover 20B. Among them, the pool plates 110 are used to mount the BMS module 40. In order to better protect the BMS module 40 and the battery 30, further, the fixing protrusions 120 have at least four, and each fixing protrusion 120 is for being disposed at the outer circumference of the BMS module 40. In one embodiment, the fixing protrusions 120 are disposed in two rows and two columns. In another embodiment, each of the fixing protrusions 120 is for being disposed along the circumferential direction of the BMS module 40. It should be understood that the BMS module 40 in the present utility model refers to a BMS protection plate.

For facilitating the connection between the BMS module 40 and the battery 30, referring to fig. 1, in one embodiment, the pool pressing plate 110 is provided with a connection plate hole 140, the connection plate hole 140 is respectively communicated with the wiring space 20Aa and the pool placing space 20Ab, the connection plate hole 140 is located in the wiring space 20Ac, and the connection plate hole 140 is used for connection between the battery 30 and the BMS module 40. By providing the contact plate holes 140 in the pressing plate 110 positioned in the plate arrangement space 20Ac, it is convenient to electrically connect the BMS module 40 and the battery 30.

For better protecting the battery 30, referring to fig. 1 to 2, in one embodiment, the pool pressing plate 110 is respectively connected with fixing edge portions 130 at least at two opposite sides, and the fixing edge portions 130 respectively abut against two opposite sides of the battery jar 20A. By providing the fixing edge portions 130 on both sides of the cell plate 110, the cell plate 110 is restricted from rocking toward the side walls of both sides of the cell groove 20A, and the cell 30 below the cell plate 110 is prevented from colliding against the side walls of the cell groove 20A. In one embodiment, the pool pressing plate 110 is connected with fixing edge portions 130 at least at two adjacent sides, and the fixing edge portions 130 are respectively abutted against two adjacent sides of the battery jar 20A. By providing the fixing edge portion 130 in different directions, the battery 30 can be protected in different directions.

For better protecting the battery 30, referring to fig. 1 to 2, in one embodiment, the fixed edge 130 includes a fixed pool plate 131, a partition plate 132, and a press plate 133, the partition plate 132 is connected to the fixed pool plate 131 and the press plate 133, respectively, the fixed pool plate 131 abuts against the battery 30, the press plate 133 abuts against the side wall of the battery case 20A, and a space 134 is defined between the fixed pool plate 131, the partition plate 132, and the press plate 133. By forming the space 134 between the side wall of the battery case 20A and the battery 30, when the mounting plate 100 swings toward the side wall of the battery case 20A, the battery 30 presses the fixed plate 131, the side wall of the battery case 20A presses the press plate 133, and the fixed plate 131 and the press plate 133 press the space 134, so that the pressing between the battery 30 and the battery case 20 can be buffered.

For better protecting the battery 30, referring to fig. 1 to 2, in one embodiment, the press plate 133 is provided with a plurality of positioning holes 150, the positioning holes 150 are used to pass through the fixing members 50, and the fixing members 50 are used to fix the press plate 133 to the side wall of the battery case 20A. The press plate 133 is coupled to the side wall of the battery case 20A by the fixing member 50, thereby fixing the position of the mounting plate 100 in the battery case 20A. Further, the press plate 133 of each fixed edge portion 130 is provided with a positioning hole 150. Wherein the fixing member 50 includes at least one of a rivet, a bolt, and a screw. The battery box 20 is provided with a penetrating hole 20C, the fixing piece 50 penetrates through the penetrating hole 20C and the positioning hole 150 and is in threaded connection with a nut, the nut is located in the interval space 134, and the nut is abutted against the box pressing plate 133. In order to fix the mounting plate 100 more firmly, in an embodiment, each of the press plates 133 is provided with a plurality of positioning holes 150, and each of the positioning holes 150 is disposed along the extending direction of the press plate 133.

In order to facilitate the connection of the battery 30, referring to fig. 1, in one embodiment, the fixed cell plate 131 is provided with a fixed cell hole 160, the partition plate 132 is provided with a partition hole 170, and the fixed cell hole 160 and the partition hole 170 are communicated to form a bending hole, and the bending hole is used for connecting the battery 30 with the connection member 60. By forming the bending hole in the edge fixing portion, the wiring member 60 is connected with the battery 30 in the bending hole, and the battery 30 is connected with the electric wire through the wiring member 60. To further facilitate the connection of the battery 30, in one embodiment, the cell plate 110 is provided with a cell hole 180, the cell hole 180 being in communication with the cell fixing hole 160, the cell hole 180 being used for connecting the battery 30 to the connection member 60. The wire connector 60 is used to connect the battery 30 and the electric wire. The wire may be a wire harness or a single wire. The wire harness may have a plurality of, for example, a p+ wire harness 70A and a P-wire harness 70B, that is, a wire harness connecting the positive electrode of the battery 30 and a wire harness connecting the negative electrode of the battery 30.

In order to facilitate connection of the wires in the battery box 20 to the outside of the battery box 20, referring to fig. 1 to 3, in one embodiment, the mounting structure 10 includes a junction box board 200, the junction box board 200 is provided with external holes for mounting a connector for electrically connecting the wires in the battery box 20A to the wires outside the battery box 20A. In order to avoid the battery 30 from being shorted, in one embodiment, at least two external holes are provided, the connection member 60 in at least one external hole is electrically connected to the positive electrode of the battery 30, and the connection member 60 in at least one external hole is electrically connected to the negative electrode of the battery 30. That is, at least one P+ connector 211 is disposed at one external hole, and at least one P-connector 212 is disposed at the other external hole. By the design, wiring above the battery 30 can be realized in production, products do not need to be erected or toppled over, and operators can easily finish wiring operation in the normal placing state of the battery 30, so that the production efficiency is improved. In one embodiment, the electrical wire connecting the battery 30 and the connector may be a power wire.

In order to avoid leakage, referring to fig. 1 to 2, in an embodiment, the bottom of the battery groove 20A is provided with an insulating film 300, and the insulating film 300 is used to abut against the battery 30.

In order to better mount the battery 30, in an embodiment, a limiting groove is formed at the bottom of the battery groove 20A, the limiting groove is used for placing the battery 30, and the battery 30 abuts against the side wall of the limiting groove. The side wall of the limit groove is used for limiting the battery to move in the horizontal direction. The battery 30 may be a single battery or a battery module. The limiting groove can be used for placing a single battery module or at least two battery modules. Further, the number of the limit grooves is the same as the number of the batteries 30. Further, the shape of the limit groove is the same as the shape of the bottom of the battery 30. In order to generate better insulation effect, in an embodiment, the insulation film 300 is disposed in the limiting groove.

To facilitate mounting of the battery 30 in the battery box 20, see fig. 1-3, in one embodiment, the mounting structure 10 includes a plurality of jack box boards, a junction box board 200 and each jack box board are used to enclose the battery box 20, the junction box board 200 is plugged with the jack box boards, and adjacent jack box boards are plugged with each other. In order to more conveniently install the battery 30, in one embodiment, the jack box board includes a bottom board 20D, a side board 20E and a box cover 20B, the bottom board 20D includes a bottom board 20Da and two standing boards 20Db, the two standing boards 20Db are respectively installed at two sides of the bottom board 20Da, the side board 20E and the jack box board 200 are installed at two opposite sides of the bottom board 20Da, two opposite sides of the side board 100 are respectively connected with one standing board 20Db, two opposite sides of the jack box board 200 are respectively connected with one standing board 20Db, and the side board 20E, the jack box board 200, the bottom board 20Da and the two standing boards 20Db enclose a battery slot 20A. Wherein the side board 20E is inserted with each of the erection boards 20Db, and the junction box board 200 is inserted with each of the erection boards 20Db. The bottom plate 20Da is used for placing the battery 30. Further, the limit groove is formed in the bottom surface plate by 20Da. When the battery 30 needs to be mounted, the battery 30 can be placed in the limit groove of the bottom surface plate 20Da to fix the battery 30 in the horizontal plane direction, then the mounting plate 100 is arranged above the battery 30 to fix the battery 30 in the vertical direction, and then the terminal box plate 200 and the side surface plate 20E are mounted on the bottom surface plate 20Da through plugging, so that the battery 30 is mounted in the battery groove 20A. Further, the case cover 20B is connected to the side-loading plate 20E, the junction box plate 200, and the standing-loading plate 20Db, respectively, and the case cover 20B covers the notch of the battery case 20A. After the battery 30 is mounted in the battery compartment 20A, the case cover 20B is provided to cover the notch of the battery compartment 20A. The case cover 20B may be coupled to the side panel 20E, the junction box panel 200, and the two erection panels 20Db by bolts and nuts.

The present utility model also provides a battery box 20 comprising the mounting structure 10 of any of the embodiments described above.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a mounting structure, includes the mounting panel, its characterized in that, the mounting panel is used for setting up in the battery jar of battery box, the mounting panel includes and presses pond board, fixed bellying and two at least fixed edge, fixed bellying and each fixed edge connect respectively in press pond board, press pond board be used for the installation battery and with the battery press locate the tank bottom of battery jar, fixed bellying protrusion in press pond board, and fixed bellying be used for the butt in the case lid of battery box, each fixed edge set up in press the periphery of pond board, and be used for the butt in the lateral wall of battery jar.

2. The mounting structure according to claim 1, wherein the pool pressing plate is provided between a case cover of the battery case and a bottom of the battery case so that a wiring space is formed between the pool pressing plate and the case cover, and a pool space for wiring an electric wire connecting the battery is formed between the pool pressing plate and the bottom of the battery case, the pool space being for placing the battery.

3. The mounting structure according to claim 2, wherein the pool pressing plate is provided with wiring holes, the wiring holes are respectively communicated with the wiring space and the pool placing space, and the wiring holes are used for connecting electric wires with the battery.

4. The mounting structure of claim 2, wherein the fixing protrusions have at least two, and a cloth plate space is formed between the fixing protrusions, the cloth plate space being used for placing the BMS module.

5. The mounting structure of claim 4, wherein the pool pressing plate is provided with a connection plate hole, the connection plate hole is respectively communicated with the wiring space and the pool placing space, the connection plate hole is positioned in the wiring space, and the connection plate hole is used for connection between the battery and the BMS module.

6. The mounting structure according to claim 1, wherein:

the pool pressing plate is respectively connected with the fixed edge parts at least at two opposite sides, and the fixed edge parts are respectively abutted against two opposite sides of the battery groove; and/or the number of the groups of groups,

7. The mounting structure according to claim 1, wherein the fixed edge portion includes a pool fixing plate, a partition plate, and a box pressing plate, the partition plate is connected with the pool fixing plate and the box pressing plate, respectively, the pool fixing plate abuts against the battery, the box pressing plate abuts against a side wall of the battery case, and a space is defined between the pool fixing plate, the partition plate, and the box pressing plate.

8. The mounting structure of claim 7, wherein the press-box plate is provided with a plurality of positioning holes, the positioning holes are used for penetrating through fixing pieces, and the fixing pieces are used for fixing the press-box plate on the side wall of the battery groove.

9. The mounting structure of claim 7, wherein the cell fixing plate is provided with a cell fixing hole, the partition plate is provided with a partition hole, the cell fixing hole and the partition hole are communicated to form a bending hole, and the bending hole is used for the battery connecting wiring member.

10. A battery box characterized by comprising the mounting structure of any one of claims 1 to 9.