CN213936372U

CN213936372U - Battery shell and battery pack with same

Info

Publication number: CN213936372U
Application number: CN202023348901.XU
Authority: CN
Inventors: 张亚伟
Original assignee: Shenzhen Toptech Co ltd
Current assignee: Shenzhen Toptech Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-10
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a battery shell and a battery pack with the same, which comprises a shell and a mounting seat; the shell is internally provided with an installation space used for installing a battery; a plurality of first radiating fins are arranged on the outer wall of the shell, and are uniformly arranged from top to bottom at intervals; the mount pad is established to two to for L type structure, the lower extreme is provided with elastic connection spare, and the upper end is provided with U type spare, and the casing sets up between two mount pads, and the bottom links to each other with elastic connection spare, and U type spare is suitable for and links to each other with arbitrary first fin, and the lower extreme of mount pad closes on elastic connection spare and is provided with radiator fan, and radiator fan is relative from top to bottom with first fin. According to the utility model provides a battery case and have its group battery for on the one hand, the mounting height who is used for installing the casing of battery is adjustable, thereby can adjust according to the user demand, and on the other hand has better radiating effect, is favorable to improving life.

Description

Battery shell and battery pack with same

Technical Field

The utility model relates to a battery field especially relates to a battery case and have its group battery.

Background

A battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to produce an electrical current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries generally refer to small devices that can generate electrical energy. Such as a solar cell. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery is used as an energy source, can obtain current which has stable voltage and current, is stably supplied for a long time and is slightly influenced by the outside, has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life.

The new energy battery is one of batteries, and often generates more heat during operation, and if the heat is not removed in time, the service life of the new energy battery is seriously influenced, and the heat dissipation performance of the current battery pack is relatively poor.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide a battery case.

Another object of the present invention is to provide a battery pack.

To achieve the above object, according to the present invention, a battery casing includes:

the battery pack comprises a shell, a battery cover and a battery cover, wherein the shell is internally provided with a mounting space for mounting a battery; a plurality of first radiating fins are arranged on the outer wall of the shell, and the first radiating fins are uniformly arranged from top to bottom at intervals;

the mounting base, the mounting base is established to two, two the mounting base sets up relatively, and is L type structure, and the lower extreme is provided with elastic connection spare, and the upper end is provided with U type spare, the casing sets up in two between the mounting base, and the bottom with elastic connection spare links to each other, U type spare is suitable for with arbitrary one first fin links to each other, the lower extreme of mounting base closes on elastic connection spare is provided with radiator fan, radiator fan with first fin is relative from top to bottom.

On the one hand, the mounting height of the shell for mounting the battery is adjustable, so that the shell can be adjusted according to use requirements, and on the other hand, the shell has a good heat dissipation effect and is beneficial to prolonging the service life.

In addition, the battery case according to the above embodiment of the present invention may further have the following additional technical features:

according to an embodiment of the present invention, the housing includes a housing and a cover plate;

the housing has the installation space therein;

the cover plate is of an inverted U-shaped structure, two ends of the cover plate are suitable for being inserted into the two mounting grooves in the end wall of the upper end of the mounting seat, and the cover plate is used for covering the shell.

According to the utility model discloses an in the embodiment, still include elasticity buffering subassembly, elasticity buffering subassembly set up in on the mount pad.

According to an embodiment of the present invention, the elastic buffer assembly includes an anti-collision plate and a buffer member;

the anti-collision plate is of an L-shaped structure, and the lower end of the anti-collision plate is movably inserted into the slot at the lower end of the mounting seat;

one end of the buffer piece is connected with the upper end of the anti-collision plate, and the other end of the buffer piece is connected with the upper end of the mounting seat.

According to the utility model discloses an embodiment, every all seted up a plurality of through-holes on the first fin, a plurality of through-holes are relative from top to bottom.

According to the utility model discloses an in the embodiment, still include the auxiliary heat dissipation piece, the auxiliary heat dissipation piece with first fin links to each other.

According to an embodiment of the present invention, the auxiliary heat dissipating member includes a first heat conducting member, a second heat conducting member, and a plurality of second heat dissipating fins;

the first heat conducting piece is of a U-shaped structure and is arranged between the mounting seat and the first radiating fin;

the second heat conducting piece is of a U-shaped structure and is connected with the first heat conducting piece, and the second heat conducting piece is fixedly propped against the first heat radiating sheet through the mounting seat;

the plurality of second radiating fins are uniformly arranged on the first heat conducting part.

According to the utility model discloses an embodiment, still include explosion-proof assembly, explosion-proof assembly includes balanced valve and elastic component;

the shell is provided with a mounting hole;

the balance valve is connected to the mounting hole in a sealing mode and is provided with a through hole along the axial direction of the mounting hole, and part of the balance valve is located inside the shell;

the elastic piece is located inside the shell and is fixedly connected to the balance valve, an accommodating cavity is formed in the elastic piece, and the accommodating cavity is communicated with the outside of the shell through a through hole of the balance valve and is not communicated with the inside of the shell.

On the other hand, the utility model also provides a group battery, include:

a battery housing as described above.

According to the utility model provides a group battery has above-mentioned battery case, can adjust the terrain clearance of battery according to the user demand, can play waterproof effect to a certain extent, simultaneously, has better radiating effect, is favorable to improving life.

Drawings

Figure 1 is a cross-sectional view of an embodiment of the invention;

fig. 2 is a schematic structural diagram of an auxiliary heat sink according to an embodiment of the present invention.

Reference numerals:

a housing 10;

a housing 11;

an installation space 111;

a first heat sink 112;

a through hole 1121;

a cover plate 12;

a mounting seat 20;

a U-shaped member 21;

an elastic connecting member 22;

a slot 23;

a heat radiation fan 30;

a resilient cushioning member 40;

an impact prevention plate 41;

a buffer member 42;

the auxiliary heat sink 50;

a first heat-conductive member 51;

a second heat-conductive member 52;

and a second heat sink 53.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 2, an embodiment of the present invention provides a battery case 11, which includes a case 10 and a mounting seat 20.

Specifically, the housing 10 has a mounting space 111 therein, and the mounting space 111 is used for mounting a battery; a plurality of first cooling fins 112 are arranged on the opposite outer wall of the shell 10, and the plurality of first cooling fins 112 are uniformly arranged from top to bottom at intervals;

the two installation bases 20 are arranged oppositely, the two installation bases 20 are of an L-shaped structure, the lower end of each installation base 20 is provided with an elastic connecting piece 22, the upper end of each installation base is provided with a U-shaped piece 21, the shell 10 is arranged between the two installation bases 20, the bottom of each installation base is connected with the elastic connecting piece 22, the U-shaped pieces 21 are suitable for being connected with any one first radiating fin 112, the lower end of each installation base 20 is provided with a radiating fan 30 adjacent to the elastic connecting pieces 22, and the radiating fan 30 is vertically opposite to the first radiating fins 112.

That is, the case 10 for mounting the battery is disposed between the two mounting seats 20, wherein the first heat sink 112 is disposed on the outer wall of the case 10, and the bottom of the housing 10 is connected to the elastic connector 22 on the mounting seat 20, and the side is connected to the U-shaped member 21 on the mounting seat 20 through the first heat sink 112, so that, when the housing 10 is installed, the first heat sink 112 with different heights can be installed in the U-shaped member 21, and accordingly, the height of the housing 10 and the internal battery from the ground can be different, therefore, the water-proof structure can be adjusted according to the use requirement and the installation space 111, and can play a certain water-proof role to a certain extent, meanwhile, the lower end of the mounting base 20 is provided with a heat dissipation fan 30, the heat dissipation fan 30 is vertically opposite to the first heat dissipation fin 112, accordingly, the air can be blown to the first heat sink 112 by the heat dissipation fan 30, thereby improving the heat dissipation effect.

According to the utility model provides a battery case 11 and have its group battery for, on the one hand, the casing 10's of installation battery mounting height is adjustable, thereby can adjust according to the user demand, and on the other hand has better radiating effect, is favorable to improving life.

Advantageously, in one embodiment of the present invention, the housing 10 comprises a shell 11 and a cover plate 12;

the housing 11 has a mounting space 111 therein;

the cover plate 12 is of an inverted U-shaped structure, and both ends of the cover plate are adapted to be inserted into mounting grooves formed in the end walls of the upper ends of the two mounting seats 20, so as to cover the housing 11.

That is to say, when installing the cover plate 12, on the one hand, the cover plate 12 can cover the housing 11 to seal the installation space 111, and on the other hand, the two ends of the cover plate 12 can be inserted into the two installation bases 20 to connect the two installation bases 20 with the housing 11, so that the installation bases 20 and the housing 11 can be conveniently assembled and disassembled.

Advantageously, in an embodiment of the present invention, the elastic buffer assembly 40 is further included, and the elastic buffer assembly 40 is disposed on the mounting base 20.

Preferably, the elastic buffer assembly 40 includes an anti-collision plate 41 and a buffer member 42;

the anti-collision plate 41 is of an L-shaped structure, and the lower end of the anti-collision plate is movably inserted into the slot 23 at the lower end of the mounting seat 20;

the buffer member 42 has one end connected to the upper end of the impact plate 41 and the other end connected to the upper end of the mounting seat 20.

The elastic buffer member 40 has elasticity and can play a role of buffering, so that when the battery pack is transported and is subjected to external impact, the battery can be buffered by the elastic buffer member 40, thereby being beneficial to protecting the battery. The elastic buffer assembly 40 includes an anti-collision plate 41 and a buffer member 42 having an L-shaped structure, and the anti-collision plate 41 is movably connected to the slot 23 of the mounting base 20, so that when the anti-collision plate 41 is impacted, the buffer member 42 can be compressed, and the anti-collision plate 41 moves into the slot 23 under the guidance of the slot 23, so that the anti-collision plate 41 can be guided to prevent the anti-collision plate 41 from deviating to other directions to affect the buffer and anti-collision effect.

Preferably, the buffer member 42 can be a telescopic spring, which has a good buffering effect and can be automatically reset.

Advantageously, in some embodiments of the present invention, each of the first heat dissipation fins 112 has a plurality of through holes 1121, and the plurality of through holes 1121 are opposite to each other.

In this way, the through holes 1121 are formed in each first heat sink 112, so that the air blown by the heat dissipation fan 30 can pass through the through holes 1121 from bottom to top, and the heat dissipation effect of each first heat sink 112 is further improved.

Advantageously, in some embodiments of the present invention, an auxiliary heat sink 50 is further included, and the auxiliary heat sink 50 is connected to the first heat sink 112.

The auxiliary heat sink 50 is connected to the first heat sink 112, so that heat of the first heat sink 112 can be conducted, and thus, the heat can be dissipated by cooperating with the first heat sink 112, thereby improving the heat dissipation effect.

Advantageously, in other embodiments of the present invention, the auxiliary heat sink 50 includes a first heat-conducting member 51, a second heat-conducting member 52, and a plurality of second heat-radiating fins 53;

the first heat conducting member 51 is U-shaped and disposed between the mounting base 20 and the first heat sink 112;

the second heat conducting member 52 is a U-shaped structure and connected to the first heat conducting member 51, and the second heat conducting member 52 is fixed to the first heat sink 112 by the mounting base 20;

the plurality of second heat dissipation fins 53 are uniformly disposed on the first heat conduction member 51.

That is to say, when the auxiliary heat sink 50 is installed, the first heat conducting element 51 is sleeved on the upper end of the mounting seat 20, and meanwhile, the second heat conducting element 52 is sleeved on the first heat dissipating fin 112, so that when the cover plate 12 is connected with the mounting seat 20, the upper end of the mounting seat 20 is utilized to abut against the auxiliary heat sink 50, and the auxiliary heat sink 50 is connected with the first heat dissipating fin 112, so that the auxiliary heat sink 50 is convenient to install, no additional auxiliary equipment is needed, and the operation is facilitated.

Advantageously, in further embodiments of the present invention, the explosion-proof device further comprises an explosion-proof assembly, wherein the explosion-proof assembly comprises a balance valve and an elastic member;

the shell 11 is provided with a mounting hole;

the balance valve is connected to the mounting hole in a sealing manner and is provided with a through hole 1121 along the axial direction of the mounting hole, and part of the balance valve is positioned inside the shell 10;

the elastic member is located inside the housing 10 and is fixedly connected to the balance valve, and the elastic member forms a receiving cavity, which is communicated with the outside of the housing 10 through the through hole 1121 of the balance valve and is not communicated with the inside of the housing 10.

Thus, since the accommodating cavity of the elastic member is communicated with the outside of the housing 11 but not communicated with the inside, in the using process, the external gas (usually containing combustion-supporting gas such as oxygen) of the housing 11 can not enter the inside of the housing 11 all the time, thereby reducing the possibility of combustion inside the housing 11; moreover, based on the elasticity of the elastic member itself, when the external air pressure of the housing 11 is greater than the internal air pressure, the external air can enter the accommodating cavity of the elastic member through the through hole 1121 of the balance valve, and at this time, the elastic member expands and deforms under the external air action of the housing 11 to compress the internal space of the housing 11, thereby balancing the internal and external air pressures of the housing 11, and improving the safety and reliability of the battery box

In another aspect, the present invention provides a battery pack including the battery case 11 as described above.

According to the utility model provides a group battery has above-mentioned battery case 11, can adjust the terrain clearance of battery according to the user demand, can play waterproof effect to a certain extent, simultaneously, has better radiating effect, is favorable to improving life.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.

Claims

1. A battery case, comprising:

2. The battery case of claim 1, wherein the housing comprises a case and a cover plate;

the housing has the installation space therein;

3. The battery housing of claim 2, further comprising a resilient cushioning component disposed on the mounting seat.

4. The battery case of claim 3, wherein the resilient cushioning component comprises a fender and a bumper;

5. The battery casing of claim 1, wherein each of the first heat dissipation plates has a plurality of through holes, and the through holes are opposite to each other.

6. The battery housing of claim 3, further comprising an auxiliary heat sink coupled to the first heat sink.

7. The battery case according to claim 6, wherein the auxiliary heat dissipation member comprises a first heat conduction member, a second heat conduction member, and a plurality of second heat dissipation fins;

8. The battery housing of claim 2, further comprising an explosion-proof assembly comprising a balancing valve and a resilient member;

the shell is provided with a mounting hole;

9. A battery pack, comprising:

a battery casing according to any one of claims 1 to 8.