CN219267827U

CN219267827U - Battery pack and flip type protective cover with maintenance function

Info

Publication number: CN219267827U
Application number: CN202223470387.6U
Authority: CN
Inventors: 唐先念
Original assignee: Huading Guolian Power Battery Co ltd
Current assignee: Huading Guolian Power Battery Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-27
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to a flip cover type protective cover with a maintenance function. The flip cover type protective cover comprises an upper cover, a base and a maintenance cover, wherein the base is used for covering the internal elements of the battery pack; the upper cover is detachably connected to the base; the upper cover is provided with a maintenance window matched with the maintenance cover, and is provided with a clamping groove; the maintenance cover is rotatably connected to the upper cover so as to cover the maintenance window; the maintenance cover is provided with an elastic clamping table matched with the clamping groove, so that the maintenance cover can deform to be clamped into the clamping groove or withdraw from the clamping groove when external force is applied to the maintenance cover. Therefore, the problem that the BDU upper cover is troublesome to detach and the service life is low is solved.

Description

Battery pack and flip type protective cover with maintenance function

Technical Field

The utility model belongs to the technical field of battery packs, and relates to a battery pack and a flip cover type protective cover with a maintenance function.

Background

The battery pack is an important component of the new energy technology and provides energy and power for the storage of the new energy automobile; the BDU (battery power distribution unit (Battery energy Distribution Unit) serves as an important component in a battery pack, and serves as a power supply shut-off switch in life.

However, maintenance of the main equipment in the BDU often requires that the entire BDU cover be removed to achieve maintenance, which is troublesome for parts that need frequent maintenance. And if the BDU is too many in disassembly times, certain side effects are also played on torsion attenuation of bolts on the BDU, so that the service life of the BDU is greatly reduced.

Therefore, aiming at the problems of troublesome disassembly and low service life of the BDU upper cover in the prior art, a more reasonable technical scheme is also needed to be provided so as to solve the current technical problems.

Disclosure of Invention

The utility model aims to provide a battery pack and a flip cover type protective cover with a maintenance function, which are used for solving the problems that the BDU upper cover is troublesome to detach and the service life is low in the prior art.

In order to achieve the above object, the present utility model provides a flip cover type protective cover with maintenance function, comprising: the battery pack comprises an upper cover, a base and a maintenance cover, wherein the base is used for covering the internal elements of the battery pack; the upper cover is detachably connected to the base;

the upper cover is provided with a maintenance window matched with the maintenance cover, and is provided with a clamping groove; the maintenance cover is rotatably connected to the upper cover so as to cover the maintenance window;

the maintenance cover is provided with an elastic clamping table matched with the clamping groove, so that the maintenance cover can deform to be clamped into the clamping groove or withdraw from the clamping groove when external force is applied to the maintenance cover.

In one possible design, the upper cover is provided with a rotating shaft, the maintenance cover is provided with a limiting groove matched with the rotating shaft, and the limiting groove is clamped on the rotating shaft so as to be capable of overturning relative to the rotating shaft.

In one possible design, the shafts are arranged in two groups and spaced apart.

In one possible design, the repair cap is provided with crisscrossed first reinforcing ribs.

In one possible design, the edge of the inner wall surface of the upper cover is provided with a plurality of groups of second reinforcing ribs which are distributed at intervals.

In one possible design, the inner wall surface of the upper cover is provided with third reinforcing ribs which are crisscrossed.

In one possible design, the base is provided with a plurality of mounting holes, and the upper cover is provided with limit holes which are arranged in one-to-one correspondence with the mounting holes;

the flip type protective cover further comprises a locking piece, wherein the locking piece is respectively connected with the limiting hole and the mounting hole, so that the upper cover is fixedly connected with the base.

In one possible design, the upper cover is provided with a plurality of heat dissipation holes which are arranged at intervals.

In one possible embodiment, the upper cover is provided with a socket for receiving an external connector.

The disclosure also provides a battery pack, comprising the flip cover type protective cover with the maintenance function.

Through above-mentioned technical scheme, only need press the block during the maintenance to release the draw-in groove and to the locking of block, thereby make the block deviate from in the draw-in groove, can easily lift the maintenance lid like this, thereby maintain and overhaul the internal element of battery package through this maintenance window, convenient operation. Therefore, the whole upper cover is not required to be detached, the purpose of maintenance can be achieved, and parts which are required to be frequently maintained can be conveniently maintained. Because in this process, the BDU can not be dismantled, therefore, the torsion of the bolt on the BDU can not be influenced, and the service life of the whole BDU is ensured to a certain extent.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a flip cover type protective cover with maintenance function according to an embodiment of the present utility model, wherein the maintenance cover is in an opened state;

FIG. 2 is a schematic perspective view of a flip cover type protective cover with maintenance function according to an embodiment of the present utility model, wherein the maintenance cover is in a covering state;

fig. 3 is a schematic perspective view of an upper cover in a flip cover type protective cover with a maintenance function according to the present utility model;

fig. 4 is a schematic perspective view of an upper cover in a flip cover type protective cover with a maintenance function according to the present utility model under another view angle;

fig. 5 is a schematic perspective view of a base in a flip cover protective cover with maintenance function according to the present utility model;

fig. 6 is a schematic perspective view of a maintenance cover in a flip cover type protection cover with a maintenance function according to the present utility model;

fig. 7 is a schematic perspective view of a maintenance cover in a flip cover type protection cover with a maintenance function according to the present utility model in another view angle.

In the above figures: 11-upper cover, 12-maintenance window, 13-draw-in groove, 14-pivot, 15-louvre, 16-connect the jack, 17-spacing hole, 21-base, 22-mounting hole, 31-maintenance cover, 32-block, 33-spacing groove, 4-first strengthening rib, 5-second strengthening rib, 6-third strengthening rib.

Detailed Description

The utility model is further described with reference to the drawings and specific embodiments. The present utility model is not limited to these examples, although they are described in order to assist understanding of the present utility model.

Specific structural and functional details disclosed herein are merely representative for purposes of describing example embodiments of the present utility model. This utility model may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

According to a first aspect of the present disclosure, a flip-type protective cover with a service function is provided that may be adapted to any suitable internal components of a battery pack. Wherein fig. 1-7 illustrate one embodiment thereof.

Referring to fig. 1 to 7, the flip-type protective cover with maintenance function comprises an upper cover 11, a base 21 and a maintenance cover 31, wherein the base 21 is used for covering internal elements of a battery pack; the upper cover 11 is detachably connected to the base 21; the upper cover 11 is provided with a maintenance window 12 matched with the maintenance cover 31, and the upper cover 11 is provided with a clamping groove 13; the service cover 31 is rotatably coupled to the upper cover 11 to be able to cover the service window 12; the maintenance cover 31 is provided with a resilient clamping platform 32 adapted to the clamping groove 13, so that the maintenance cover can be deformed to be clamped into the clamping groove 13 or withdrawn from the clamping groove 13 when an external force is applied to the maintenance cover.

Through the above technical scheme, only need press the clamping table 32 when maintaining to release the locking of draw-in groove 13 to clamping table 32, thereby make clamping table 32 deviate from in the draw-in groove 13, can easily lift maintenance lid 31 like this, thereby maintain and overhaul the internal element of battery package through this maintenance window 12, convenient operation. Thus, the whole upper cover 11 is not required to be detached, the purpose of maintenance can be achieved, and parts which need frequent maintenance can be conveniently maintained. Because in this process, the BDU can not be dismantled, therefore, the torsion of the bolt on the BDU can not be influenced, and the service life of the whole BDU is ensured to a certain extent.

In one possible design, the upper cover 11 is provided with a rotating shaft 14, the maintenance cover 31 is provided with a limiting groove 33 adapted to the rotating shaft 14, and the limiting groove 33 is clamped on the rotating shaft 14 so as to be capable of turning over relative to the rotating shaft 14. Thus, the maintenance cover 31 is convenient to install and detach, and has good practicability. Based on this, the transparent or semitransparent maintenance cover 31 can be replaced according to the actual use requirement, so that the internal elements can be conveniently observed, corresponding maintenance schemes and countermeasures can be formulated, and the practicability is better.

Specifically, the rotating shafts 14 are arranged in two groups and are disposed at intervals. Thus, two fulcra can be formed, so that the maintenance cover 31 can rotate smoothly around the rotating shaft 14, the smoothness of rotation is prevented from being influenced by the deflection of the maintenance cover 31, and meanwhile, the abrasion of the rotating shaft 14 can be reduced to a certain extent.

Alternatively, the maintenance cover 31 is provided with crisscrossed first reinforcing ribs 4. By such arrangement, the overall rigidity of the maintenance cover 31 can be greatly improved, and the maintenance cover is prevented from being bent or deformed under the condition of being frequently opened and closed, so that the covering effect of the maintenance cover on the maintenance window 12 is effectively ensured, and foreign matters are prevented from entering the internal elements of the battery pack.

Alternatively, the edge of the inner wall surface of the upper cover 11 is provided with a plurality of groups of second reinforcing ribs 5 which are distributed at intervals. By the arrangement, the overall rigidity of the upper cover 11 can be greatly improved, and the upper cover is prevented from being bent or deformed under the condition of being subjected to pressure or impact, so that a certain protection effect is achieved on internal elements.

Alternatively, the inner wall surface of the upper cover 11 is provided with third reinforcing ribs 6 which are crisscrossed. By the arrangement, the overall rigidity of the upper cover 11 can be greatly improved, and the upper cover is prevented from being bent or deformed under the condition of being subjected to pressure or impact, so that a certain protection effect is achieved on internal elements.

In one embodiment of the disclosure, the base 21 is provided with a plurality of mounting holes 22, and the upper cover 11 is provided with limit holes 17 which are arranged in one-to-one correspondence with the mounting holes 22; the flip cover type protective cover further comprises a locking piece, wherein the locking piece is respectively connected with the limiting hole 17 and the mounting hole 22, so that the upper cover 11 is fixedly connected with the base 21. Based on this connection, the upper cover 11 can be easily installed and removed, thereby improving its efficiency of assembly and disassembly in actual production and maintenance.

It will be appreciated that the mounting holes 22 and the limiting holes 17 may both be provided as threaded holes, while the locking members are provided as bolts or screws. In other embodiments, the locking member may be configured as a buckle that can be inserted into the mounting hole 22 and the limiting hole 17, so that the upper cover 11 and the base 21 may be fixed by a clamping manner. In yet another embodiment, the locking member may be configured as a wire rope passing through the mounting hole 22 and the limiting hole 17, thereby achieving the fixation of the upper cover 11 and the base 21 in a binding manner.

In an embodiment provided by the present disclosure, the upper cover 11 is provided with a plurality of heat dissipation holes 15 arranged at intervals, so that heat dissipation of the copper bar inside the BDU can be assisted, so that stability of performance of the BDU in use is ensured, and service life is ensured to a certain extent.

In the present disclosure, the upper cover 11 is provided with a socket 16 for plugging an external connector, thereby realizing the installation of the external connector, and ensuring the functionality thereof.

According to a second aspect of the present disclosure, a battery pack is provided. The battery pack has the flip cover type protective cover with the maintenance function as described in the first aspect, and thus has the same technical effects as the flip cover type protective cover.

Finally, it should be noted that the utility model is not limited to the alternative embodiments described above, but can be used by anyone in various other forms of products in the light of the present utility model. The above detailed description should not be construed as limiting the scope of the utility model, which is defined in the claims and the description may be used to interpret the claims.

Claims

1. The flip type protective cover with the maintenance function is characterized by comprising an upper cover (11), a base (21) and a maintenance cover (31), wherein the base (21) is used for covering internal elements of a battery pack; the upper cover (11) is detachably connected to the base (21);

a maintenance window (12) matched with the maintenance cover (31) is arranged on the upper cover (11), and a clamping groove (13) is arranged on the upper cover (11); the maintenance cover (31) is rotatably connected to the upper cover (11) so as to be able to cover the maintenance window (12);

the maintenance cover (31) is provided with an elastic clamping table (32) which is matched with the clamping groove (13) so as to enable the maintenance cover to deform to be clamped into the clamping groove (13) or withdraw from the clamping groove (13) when external force is applied to the maintenance cover.

2. The flip cover with the maintenance function according to claim 1, wherein the upper cover (11) is provided with a rotating shaft (14), the maintenance cover (31) is provided with a limit groove (33) adapted to the rotating shaft (14), and the limit groove (33) is clamped on the rotating shaft (14) so as to be capable of overturning relative to the rotating shaft (14).

3. The flip cover with maintenance function according to claim 2, wherein the rotating shafts (14) are arranged in two groups and are arranged at intervals.

4. The flip cover with maintenance function according to claim 1, characterized in that the maintenance cover (31) is provided with criss-cross first reinforcing ribs (4).

5. The flip cover type protective cover with the maintenance function according to claim 1, wherein a plurality of groups of second reinforcing ribs (5) which are distributed at intervals are arranged on the edge of the inner wall surface of the upper cover (11).

6. The flip cover type protective cover with the maintenance function according to claim 1, wherein third reinforcing ribs (6) which are crisscrossed are arranged on the inner wall surface of the upper cover (11).

7. The flip cover type protective cover with the maintenance function according to claim 1, wherein a plurality of mounting holes (22) are formed in the base (21), and limit holes (17) which are arranged in one-to-one correspondence with the mounting holes (22) are formed in the upper cover (11);

the flip type protective cover further comprises a locking piece, wherein the locking piece is respectively connected with the limiting hole (17) and the mounting hole (22), so that the upper cover (11) is fixedly connected with the base (21).

8. The flip cover with maintenance function according to claim 1, wherein the upper cover (11) is provided with a plurality of heat dissipation holes (15) arranged at intervals.

9. The flip cover with maintenance function according to claim 1, wherein the upper cover (11) is provided with a jack (16) for plugging an external connector.

10. A battery pack comprising the flip cover with a maintenance function according to any one of claims 1 to 9.