CN215299430U

CN215299430U - Plug-in mounting plate of battery pack and battery pack

Info

Publication number: CN215299430U
Application number: CN202121773651.6U
Authority: CN
Inventors: 孙立新; 于拴柱; 陈许超; 梁建鹏; 王斌宇
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-24
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to a plug-in components mounting panel and battery package of battery package, wherein, the lower casing of battery package includes water-cooling board and sets up the boundary beam in the water-cooling board top along circumference, one side of boundary beam is formed with the opening that runs through, the plug-in components mounting panel sets up in the opening, and with boundary beam and water-cooling board sealing connection, the plug-in components mounting panel is higher than the boundary beam, the plug-in components mounting panel includes plug-in components mounting panel body, the inner wall of plug-in components mounting panel body and the inner wall parallel and level of boundary beam, the top and the bottom of plug-in components mounting panel body are connected with roof and the bottom plate that extends to the outside of battery package along the horizontal direction respectively, the roof is used for being connected with the last casing of battery package, the bottom plate is used for being connected with the water-cooling board, be formed with a plurality of mounting holes that are used for installing plug-in components on the mounting panel body, roof and bottom plate connect the formation and hold the chamber, in order to hold the plug-in. Like this, avoid the too high of boundary beam setting, improved the lightweight of casing design down, reduce cost.

Description

Plug-in mounting plate of battery pack and battery pack

Technical Field

The disclosure relates to the technical field of power batteries, in particular to a plug-in mounting plate of a battery pack and the battery pack.

Background

The lower shell of the battery pack is an important structure for bearing all parts in the battery pack and is also a structure fixedly connected with the whole battery pack, and electrical plug-ins such as high-voltage plug-ins and the like are large in size and are generally installed at the front part or the rear part of the battery pack, so that the plug-ins cannot be installed if the height of the edge beam of the lower shell is insufficient, and extruded sections cannot be molded. In the related art, the overall height of the side beam is increased to meet the design requirement, so that the weight of the lower shell is increased, and the use cost is increased.

SUMMERY OF THE UTILITY MODEL

The first purpose of this disclosure is to provide a plug-in components mounting panel of battery package to can avoid the boundary beam height too high, improve the lightweight of casing design down, reduce cost.

A second object of the present disclosure is to provide a battery pack including the card mounting plate provided by the present disclosure.

In order to achieve the above object, the present disclosure provides a plug-in mounting panel of battery pack, the lower casing of battery pack includes water-cooling board and sets up the boundary beam in water-cooling board top along circumference, one side of boundary beam is formed with the opening that runs through, the plug-in mounting panel set up in the opening, and with the boundary beam with water-cooling board sealing connection, the plug-in mounting panel is higher than the boundary beam, the plug-in mounting panel includes plug-in mounting panel body, the inner wall of plug-in mounting panel body with the inner wall parallel and level of boundary beam, the top and the bottom of plug-in mounting panel body are connected with respectively along the horizontal direction to roof and the bottom plate of the outside extension of battery pack, the roof be used for with the last casing connection of battery pack, the bottom plate be used for with the water-cooling board is connected, be formed with a plurality of mounting holes that are used for installing plug-in on the mounting panel body, the mounting plate body, the top plate and the bottom plate are connected to form an accommodating cavity for accommodating the plug-in unit.

Optionally, a first sealing strip is arranged between the top plate and the upper shell, the top plate and the upper shell are connected through a fastener, and a plurality of openings are formed in one side of the first sealing strip at intervals along the length direction so as to avoid the fastener.

Optionally, the bottom plate is provided with a plurality of protrusions at intervals along the length direction, and the protrusions extend along the thickness direction of the plug-in mounting plate body and respectively protrude towards the top and the bottom of the bottom plate.

Optionally, a fastening hole is formed at the bottom of the boss for mounting the protector plate.

Optionally, a second sealing strip is arranged between the bottom plate and the bottom wall of the water-cooling plate, and one side of the second sealing strip abuts against the protrusion.

Optionally, the bottom of plug-in mounting panel body still is connected with along the horizontal direction to the inside connecting plate that extends of battery package, the connecting plate be used for with water-cooling board fixed connection.

Optionally, the mounting holes comprise a water pipe mounting hole, a high-pressure plug mounting hole and a vent valve mounting hole which are arranged in sequence.

Optionally, the high-voltage plug-in mounting holes include a quick-charging high-voltage plug-in mounting hole and a rear-drive high-voltage plug-in mounting hole.

Optionally, the inner wall of the plug-in mounting plate body is provided with a wiring harness mounting bracket, and a through hole for mounting a wiring harness is formed on the wiring harness mounting bracket.

According to the second aspect of the present disclosure, there is also provided a battery pack including an upper case, a lower case, and a mounting plate connected between the upper case and the lower case, the mounting plate being the plug-in mounting plate as described above.

Through above-mentioned technical scheme, this plug-in components mounting panel is integrated with lower casing, and the outside of plug-in components mounting panel is inside sunken to form the chamber that holds that is used for holding the plug-in components, and, set up a plurality of mounting holes that are used for installing plug-in components on the plug-in components mounting panel body, avoid the too high of boundary beam setting, improved the lightweight of casing design down, reduce cost.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a card mounting board provided in an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic view of a card mounting plate provided in an exemplary embodiment of the present disclosure after installation of a card;

FIG. 3 is a schematic view of another angle configuration of a card mounting plate provided in an exemplary embodiment of the present disclosure;

FIG. 4 is a schematic view of another angle of the card mounting plate after installation of a card provided by an exemplary embodiment of the present disclosure;

FIG. 5 is a schematic view of a card mounting plate according to an exemplary embodiment of the present disclosure at yet another angle after installation of a card;

fig. 6 is a partial schematic view of a battery pack provided in an exemplary embodiment of the present disclosure.

Description of the reference numerals

1 Water-cooled plate 2 boundary beam

3 plug-in mounting panel body 4 roof

5 bottom plate 501 projection

5011 fastening hole 6 mounting hole

601 water pipe mounting hole 602 high-pressure plug-in mounting hole

6021 quick-charging high-pressure plug-in mounting hole 6022 rear-drive high-pressure plug-in mounting hole

603 first sealing strip of vent valve mounting hole 7

8 second sealing strip 9 connecting plate

10 wire harness mounting bracket

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise stated, terms of orientation such as "upper", "lower", "top" and "bottom" are used with respect to the actual installation state of the relevant components, and reference may be made specifically to the direction of the drawing shown in fig. 2. "inner and outer" refer to the inner and outer of the respective component profiles. Furthermore, the terms "first," "second," and the like, as used in this disclosure, are intended to distinguish one element from another, and not necessarily for order or importance. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated.

Referring to fig. 1 to 6, the present disclosure provides a plug-in mounting plate for a battery pack, in which a lower housing of the battery pack includes a water-cooling plate 1 and an edge beam 2 circumferentially disposed above the water-cooling plate 1, one side of the edge beam 2 is formed with an opening therethrough, the plug-in mounting plate is disposed in the opening and is hermetically connected to the edge beam 2 and the water-cooling plate 1, and the plug-in mounting plate is higher than the edge beam 2 so that the plug-in mounting plate has a sufficient space for mounting various types of plug-ins. The plug-in mounting panel includes plug-in mounting panel body 3, and the inner wall of plug-in mounting panel body 3 and the inner wall parallel and level of boundary beam 2 are connected with roof 4 and bottom plate 5 that extend to the outside of battery package along the horizontal direction respectively in the top and the bottom of plug-in mounting panel body 3, and roof 4 is used for being connected with the last casing of battery package, and bottom plate 5 is used for being connected with water-cooling board 1, and here, the horizontal direction refers to the extending direction of water-cooling board 1. A plurality of mounting holes 6 for mounting the plug-in units are formed on the mounting plate body 3, and the mounting plate body 3, the top plate 4 and the bottom plate 5 are connected to form a containing cavity for containing the plug-in units. In the embodiment of the present disclosure, the thickness of the plug-in mounting board body 3 is smaller than the thickness of the boundary beam 2, and the edges of the top plate 4 and the bottom plate 5 far away from the plug-in mounting board body 3 are all flush with the outer wall of the boundary beam 2, and the plug-in passes through the mounting hole 6 to be arranged in the accommodating cavity, so that the layout is reasonable, and the arrangement can reduce the weight of the battery pack case. Specifically, the plug-in mounting plate adopts cast aluminium technology, and the lower casing welding integration of battery package has guaranteed structural strength together.

Through above-mentioned technical scheme, this plug-in components mounting panel is integrated with lower casing, and the outside of plug-in components mounting panel is inside sunken to form the chamber that holds that is used for holding the plug-in components, and, set up a plurality of mounting holes 6 that are used for installing plug-in components on the plug-in components mounting panel body 3, avoid boundary beam 2 to set up too high, improved the lightweight of casing design down, reduce cost.

According to an embodiment of the present disclosure, referring to fig. 3, a first sealing strip 7 may be disposed between the top plate 4 and the upper housing, the top plate 4 and the upper housing are connected by a fastener, and one side of the first sealing strip 7 is formed with a plurality of openings at intervals in a length direction to avoid the fastener. Specifically, the fastener can be the rivet nut, and the rivet nut both can be with roof 4 fixed on last casing, also can play the effect spacing to first sealing strip 7. Further, the thickness of the top plate 4 may be selected to be 3 mm.

In the embodiment of the present disclosure, referring to fig. 1, the bottom plate 5 may be provided with a plurality of protrusions 501 at intervals along the length direction, and the protrusions 501 extend along the thickness direction of the plug-in mounting plate body 3 and protrude toward the top and the bottom of the bottom plate 5, respectively, so as to form a reinforcing rib structure, increase the structural strength, and improve the safety performance of the battery pack.

Referring to fig. 5, a fastening hole 5011 may be formed in the bottom of the protrusion 501, and the guard plate may be installed by using an extrusion thread process to protect the bottom plate 5. Wherein the height of the portion of the protrusion 501 above the bottom plate 5 is greater than the height of the portion of the protrusion 501 below the bottom plate 5.

According to some embodiments, referring to fig. 5, a second sealing strip 8 may be disposed between the bottom plate 5 and the bottom wall of the water cooling plate 1 to seal the joint of the bottom plate 5 and the water cooling plate 1, and one side of the second sealing strip 8 abuts on the protrusion 501, so that the protrusion 501 can limit the second sealing strip 8.

Further, referring to fig. 3 and 4, the bottom end of the plug-in mounting plate body 3 may further be connected with a connecting plate 9 extending towards the inside of the battery pack along the horizontal direction, and the connecting plate 9 is used for being fixedly connected with the water cooling plate 1. Specifically, the connection plate 9 and the water cooling plate 1 may be fixedly connected by screws, and the other side of the second sealing element 8 may abut against the screws, that is, the second sealing element 8 may be limited between the protrusions 501 and the screws. Furthermore, a plurality of protrusions can be arranged on the connecting plate 9 at intervals along the length direction to play a role in reinforcement. In addition, in the embodiment of the present disclosure, the plug-in mounting plate body 3, the top plate 4, the bottom plate 5 and the connecting plate 9 are integrally formed, so that the cost is reduced, and the stability of the lower housing is improved.

Specifically, referring to fig. 1 and 2, the mounting hole 6 may include a water pipe mounting hole 601, a high-pressure plug-in mounting hole 602, and a vent valve mounting hole 603, which are sequentially arranged, and the water pipe, the high-pressure plug-in and the vent valve are sequentially integrated on the plug-in mounting plate body 3 through the mounting hole 6, so as to meet the requirements of multiple functions and improve the reliability of the battery pack. The ventilation valve is used for balancing a sealing cavity between the boundary beam 2, the water cooling plate 1 and the plug-in mounting plate, and the safety performance of the battery pack is improved.

In addition, referring to fig. 1 and 2, the high-voltage plug-in mounting holes 602 may include a fast-charge high-voltage plug-in mounting hole 6021 and a rear-drive high-voltage plug-in mounting hole 6022, wherein the fast-charge high-voltage plug-in mounting hole 6021 is used for a fast-charge high-voltage requirement, the rear-drive high-voltage plug-in mounting hole 6022 is used for a rear-drive high-voltage requirement, and when the battery pack is applied to a front-drive vehicle type, a rear-drive high-voltage plug-in is not needed; when the battery pack is applied to a rear-drive vehicle type or a four-drive vehicle type, the quick-charging high-voltage plug-in and the rear-drive high-voltage plug-in are required to be used simultaneously, so that the two-drive vehicle type and the four-drive vehicle type can share one plug-in mounting plate, the cost is reduced, and the development requirement of the platform of the whole vehicle is met.

Further, still set up water pipe import sign, high-low pressure sign and the mouth sign that charges in relevant position on the plug-in components mounting panel body 3 to assembly discernment and after-sales maintenance discernment have improved the identifiability of battery package.

In the embodiment of the present disclosure, referring to fig. 3 and 4, the inner wall of the package mounting plate body 3 may be provided with a harness mounting bracket 10, a through hole for mounting a harness is formed on the harness mounting bracket 10, the harness mounting bracket 10 may be integrally formed with the package mounting plate body 3, so as to improve safety and reliability, and further, the through hole may be configured as an aircraft hole to guide the harness.

According to another aspect of the present disclosure, there is also provided a battery pack, which includes an upper housing, a lower housing and a mounting plate connected between the upper housing and the lower housing, wherein the mounting plate is a plug-in mounting plate provided by the present disclosure, and the battery pack has the same advantages as the plug-in mounting plate described above with respect to the prior art, and therefore, the description thereof is omitted here.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. The utility model provides a plug-in components mounting panel of battery package, the lower casing of battery package is including water-cooling board (1) and set up boundary beam (2) in water-cooling board (1) top along circumference, its characterized in that, one side of boundary beam (2) is formed with the opening that runs through, the plug-in components mounting panel set up in the opening, and with boundary beam (2) with water-cooling board (1) sealing connection, the plug-in components mounting panel is higher than boundary beam (2), the plug-in components mounting panel includes plug-in components mounting panel body (3), the inner wall of plug-in components mounting panel body (3) with the inner wall parallel and level of boundary beam (2), the top and the bottom of plug-in components mounting panel body (3) are connected with respectively along the horizontal direction to roof (4) and bottom plate (5) that the outside of battery package extends, roof (4) be used for with the last casing of battery package is connected, bottom plate (5) be used for with water-cooling board (1) is connected, be formed with a plurality of mounting holes (6) that are used for installing plug-in components on mounting panel body (3), mounting panel body (3) roof (4) and bottom plate (5) are connected to form and are held the chamber, in order to hold plug-in components.

2. An insert mounting plate according to claim 1, wherein a first sealing strip (7) is provided between the top plate (4) and the upper housing, the top plate (4) and the upper housing are connected by a fastener, and one side of the first sealing strip (7) is formed with a plurality of openings at intervals along a length direction to avoid the fastener.

3. The card mounting plate according to claim 1, wherein the bottom plate (5) is provided with a plurality of protrusions (501) at intervals along a length direction, the protrusions (501) extending along a thickness direction of the card mounting plate body (3) and protruding toward a top and a bottom of the bottom plate (5), respectively.

4. The board mounting plate according to claim 3, wherein the bottom of the projection (501) is formed with a fastening hole (5011) for mounting a fender.

5. A package mounting plate according to claim 3, characterized in that a second sealing strip (8) is provided between the bottom plate (5) and the bottom wall of the water-cooled plate (1), one side of the second sealing strip (8) abutting against the protrusion (501).

6. The card mounting plate of claim 1, wherein the bottom end of the card mounting plate body (3) is further connected with a connecting plate (9) extending towards the interior of the battery pack along the horizontal direction, and the connecting plate (9) is used for being fixedly connected with the water cooling plate (1).

7. The card mounting plate of claim 1, wherein the mounting holes (6) comprise a water pipe mounting hole (601), a high pressure card mounting hole (602), and a vent valve mounting hole (603) arranged in sequence.

8. The card mounting plate of claim 7, wherein the high pressure card mounting holes (602) comprise a quick charge high pressure card mounting hole (6021) and a rear drive high pressure card mounting hole (6022).

9. The card mounting plate according to claim 1, wherein the inner wall of the card mounting plate body (3) is provided with a wire harness mounting bracket (10), and the wire harness mounting bracket (10) is formed with a through hole for mounting a wire harness.

10. A battery pack comprising an upper case, a lower case, and a mounting plate connected between the upper case and the lower case, the mounting plate being the card mounting plate according to any one of claims 1 to 9.