CN114300781A

CN114300781A - Battery case for new energy automobile

Info

Publication number: CN114300781A
Application number: CN202111681669.8A
Authority: CN
Inventors: 沈高
Original assignee: Changzhou Zhongxin United Automotive Machinery Manufacturing Co ltd
Current assignee: Changzhou Zhongxin United Automotive Machinery Manufacturing Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-08
Anticipated expiration: 2041-12-30

Abstract

The invention discloses a battery shell for a new energy automobile, which comprises a main body, wherein the main body comprises a heat dissipation assembly and a waterproof assembly, the heat dissipation assembly is fixedly connected with the main body, the waterproof assembly is fixedly connected with the heat dissipation assembly, when a battery body is arranged in the battery shell, the battery shell is matched with an automobile for use, the heat dissipation efficiency of the battery is improved by using the heat dissipation assembly of the main body, meanwhile, under the action of the waterproof assembly, the battery is prevented from being short-circuited or other potential safety hazards exist in water inlet, namely, the high-efficiency heat dissipation of the battery is ensured, and meanwhile, the safety of the battery is improved.

Description

Battery case for new energy automobile

Technical Field

The invention relates to the technical field of battery shells, in particular to a battery shell for a new energy automobile.

Background

The new energy automobile battery is also called a power battery, namely a power supply for providing a power source for an electric automobile, an electric train, an electric bicycle and a golf cart, and is mainly different from a starting battery for starting an automobile engine. Valve-port sealed lead-acid batteries, open tubular lead-acid batteries and lithium iron phosphate batteries are mostly used.

When this type of battery and car collocation use, through cup jointing the battery in battery case, protect battery body in its inside, provide the protection to battery body.

In order to ensure the waterproof performance of the battery shell, most of the shells adopt a totally enclosed design, but in the design mode, the heat dissipation efficiency of the battery is low.

When the battery is used in winter, the temperature difference between the inside and the outside of the battery is large, water vapor is easy to condense, and if a shell structure which is easy to radiate heat is adopted, the battery is easy to enter water.

Disclosure of Invention

The invention aims to provide a battery shell for a new energy automobile, which aims to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a battery case for new energy automobile, includes the main part, the main part includes radiator unit and waterproof component, radiator unit and main part fixed connection, waterproof component and radiator unit fixed connection are adorned battery body in battery case, and again with battery case and car collocation use, utilize the radiator unit of main part to improve the radiating efficiency of battery, simultaneously, under waterproof component's effect, avoid the battery to intake and take place the short circuit or have other potential safety hazards, when guaranteeing the high-efficient radiating of battery promptly, improve its security.

According to the technical scheme, the battery cavity and the waterproof cavity are formed in the main body, the baffle is arranged between the battery cavity and the waterproof cavity, the heat dissipation holes are formed in one side of the main body, the baffle is arranged in the main body and close to the heat dissipation holes, and the heat dissipation assembly and the waterproof assembly are arranged in the waterproof cavity.

According to the technical scheme, the radiating assembly comprises the radiating head, the radiating head is installed on the end face, close to the waterproof cavity, of the baffle, the radiating head is internally arranged to be in a through shape, the battery cavity and the waterproof cavity are connected in a through mode through the radiating head, and the waterproof plate is arranged at one end, far away from the baffle, of the radiating head.

According to the technical scheme, the two sides of the heat dissipation head far away from one end of the baffle and the two sides of the waterproof board are both arranged to be inclined, the slopes of the two sides of the waterproof board and the slopes of the two sides of the heat dissipation head far away from one end of the baffle are the same, and the width of the waterproof board is larger than the outer diameter of the heat dissipation head.

According to the technical scheme, the guide rod is connected between the two ends of the waterproof board and the end face of the baffle, the side face of the guide rod is provided with the limiting block, the guide rod is provided with the annular sliding block in a sliding mode, the annular sliding block is located between the waterproof board and the limiting block, and the thickness of the annular sliding block is larger than the distance between the waterproof board and the heat dissipation head.

According to the technical scheme, the heat dissipation assembly is arranged between the waterproof plate and the heat dissipation head.

According to the technical scheme, the heat dissipation assembly comprises the small pore plate, the small pore plate is installed between the waterproof plate and the oblique end of the heat dissipation head, and two through holes are formed in the small pore plate.

According to the technical scheme, the small pore plate is sleeved with the movable plate, the spring is connected between the movable plate and the small pore plate, and the length of the movable plate is smaller than the distance between the two through holes.

Compared with the prior art, the invention has the following beneficial effects: through being provided with radiator unit and waterproof component, adorning battery body in battery case, again with battery case and car collocation use, the radiator unit who utilizes the main part improves the radiating efficiency of battery, simultaneously, under waterproof component's effect, avoids the battery to intake and takes place the short circuit or have other potential safety hazards, when guaranteeing the high-efficient radiating of battery promptly, improves its security.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of the body of the present invention;

FIG. 2 is a schematic sectional front view of the main body of the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2 of the present invention;

FIG. 4 is an enlarged schematic view of portion B of FIG. 3 in accordance with the present invention;

in the figure: 1. a main body; 11. a battery cavity; 12. a baffle plate; 13. a waterproof cavity; 14. heat dissipation holes;

2. a heat dissipating component; 21. a heat dissipating head; 22. a waterproof sheet; 23. a guide bar; 24. a limiting block; 25. the sliding block is annularly arranged;

3. a waterproof assembly; 31. a small orifice plate; 32. a movable plate; 33. a through hole; 34. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a battery case for new energy automobile, including main part 1, main part 1 includes radiator unit 2 and waterproof component 3, radiator unit 2 and 1 fixed connection of main part, waterproof component 3 and radiator unit 2 fixed connection, 1 inside battery chamber 11 and the waterproof chamber 13 of having seted up of main part, be provided with baffle 12 between battery chamber 11 and the waterproof chamber 13, a plurality of louvres 14 have been seted up to one side of main part 1, baffle 12 sets up and locates in 1 inside near louvre 14 of main part, radiator unit 2 and waterproof component 3 set up inside waterproof chamber 13.

The heat dissipation assembly 2 comprises a heat dissipation head 21, the heat dissipation head 21 is installed on the end face, close to the waterproof cavity 13, of the baffle 12, the heat dissipation head 21 is internally set to be in a through shape, the battery cavity 11 and the waterproof cavity 13 are connected through the heat dissipation head 21 in a through mode, one end, far away from the baffle 12, of the heat dissipation head 21 is provided with a waterproof plate 22, the two sides, far away from one end of the baffle 12, of the heat dissipation head 21 and the two sides of the waterproof plate 22 are both set to be in an inclined mode, the slopes of the two sides, far away from one end of the baffle 12, of the waterproof plate 22 and the slopes of the two sides, far away from one end of the baffle 12, of the waterproof plate 21 are the same, the width of the waterproof plate 22 is larger than the outer diameter of the heat dissipation head 21, a guide rod 23 is connected between the two ends of the waterproof plate 22 and the end face of the baffle 12, a limiting block 24 is installed on the side of the guide rod 23, a ring-installed sliding block 25 is installed on the guide rod 23, the ring-installed sliding block 25 is located between the waterproof plate 22 and the limiting block 24, and the distance between the heat dissipation head 21 is larger than the thickness of the waterproof plate 25.

The heat dissipation assembly 2 is arranged between the waterproof plate 22 and the heat dissipation head 21, the heat dissipation assembly 2 comprises a small hole plate 31, the small hole plate 31 is installed between the waterproof plate 22 and the inclined end of the heat dissipation head 21, two through holes 33 are formed in the small hole plate 31, a movable plate 32 is sleeved on the small hole plate 31, a spring 34 is connected between the movable plate 32 and the small hole plate 31, and the length of the movable plate 32 is smaller than the distance between the two through holes 33.

The working principle is as follows: when the battery body is arranged in the battery shell, the battery shell is matched with an automobile for use, when the battery generates heat, the heat enters the waterproof cavity 13 from the battery cavity 11 through the heat dissipation head 21 on the baffle 12, the main body 1 is finally discharged from the heat dissipation hole 14, and the heat dissipation hole 14 is formed above the main body 1, so that when the battery generates heat, the heat can be rapidly discharged from the main body 1 when moving upwards, and the heat dissipation efficiency is improved.

When main part 1 is generated heat because of the battery and results in inside and outside temperature difference big, the steam backward flow of condensation gets into waterproof chamber 13, under the effect of sheltering from of waterproof board 22, the unable direct entering radiating head 21 of steam, when water that piles up in waterproof chamber 13 is too much, under the effect of rivers, under the buoyancy effect of water, ring dress slider 25 upwards slides along guide bar 23, finally plug up the space between waterproof board 22 and radiating head 21, make when the moisture is too much in waterproof chamber 13, the unable battery chamber 11 that gets into of moisture, ensure that the battery can not intake.

When the automobile moves, if the waterproof cavity 13 at this moment contains water vapor, and the annular slide block 25 cannot tightly block the gap between the waterproof plate 22 and the heat dissipation head 21 under the condition of bumping of the automobile, at this moment, the movable plate 32 moves up and down along the small hole plate 31 under the bumping of the automobile along with the inertia of the automobile and the elastic force action of the spring 34, and the two through holes 33 can be intermittently blocked in the moving process, namely, when the automobile bumps, the through holes 33 on the small hole plate 31 are blocked, so that the water vapor is difficult to enter the battery cavity 11, and the second waterproof function of the battery is realized.

Through above-mentioned device, realize the high-efficient heat dissipation and the high-efficient waterproof of battery, ensure the security of battery.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a battery case for new energy automobile, includes main part (1), its characterized in that: the main part (1) comprises a heat dissipation assembly (2) and a waterproof assembly (3), the heat dissipation assembly (2) is fixedly connected with the main part (1), and the waterproof assembly (3) is fixedly connected with the heat dissipation assembly (2).

2. The battery case for the new energy automobile according to claim 1, characterized in that: the solar water heater is characterized in that a battery cavity (11) and a waterproof cavity (13) are formed in the main body (1), a baffle (12) is arranged between the battery cavity (11) and the waterproof cavity (13), a plurality of heat dissipation holes (14) are formed in one side of the main body (1), the baffle (12) is arranged in the position, close to the heat dissipation holes (14), of the main body (1), and the heat dissipation assembly (2) and the waterproof assembly (3) are arranged in the waterproof cavity (13).

3. The battery case for the new energy automobile according to claim 2, characterized in that: radiator unit (2) include radiator head (21), radiator head (21) are installed on baffle (12) is close to the terminal surface in waterproof chamber (13), radiator head (21) are inside to be set up to link up the form, battery chamber (11) and waterproof chamber (13) link up continuously through radiator head (21), the one end that baffle (12) were kept away from in radiator head (21) is provided with waterproof board (22).

4. The battery case for the new energy automobile according to claim 3, characterized in that: the both sides that baffle (12) one end was kept away from in radiator head (21) and the both sides of waterproof board (22) all set up to the slope form, the both sides of waterproof board (22) and radiator head (21) keep away from the both sides slope of baffle (12) one end the same, waterproof board (22) width is greater than the external diameter of radiator head (21).

5. The battery case for the new energy automobile according to claim 3, characterized in that: be connected with guide bar (23) between the both ends of waterproof board (22) and the terminal surface of baffle (12), the side-mounting of guide bar (23) has stopper (24), slidable mounting has ring dress slider (25) on guide bar (23), ring dress slider (25) are located between waterproof board (22) and stopper (24), the thickness of ring dress slider (25) is greater than the distance between waterproof board (22) and radiating head (21).

6. The battery case for the new energy automobile according to claim 3, characterized in that: the heat dissipation assembly (2) is arranged between the waterproof plate (22) and the heat dissipation head (21).

7. The battery case for the new energy automobile according to claim 3, characterized in that: radiator unit (2) include aperture board (31), aperture board (31) are installed between waterproof board (22) and radiating head (21) slant end, two through-holes (33) have been seted up on aperture board (31).

8. The battery case for the new energy automobile according to claim 7, wherein: the portable plate is characterized in that the small hole plate (31) is sleeved with a movable plate (32), a spring (34) is connected between the movable plate (32) and the small hole plate (31), and the length of the movable plate (32) is smaller than the distance between the two through holes (33).