WO2022032416A1

WO2022032416A1 - Cooling device for novel power battery

Info

Publication number: WO2022032416A1
Application number: PCT/CN2020/108060
Authority: WO
Inventors: 刘伟军
Original assignee: 南京溧水高新创业投资管理有限公司
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2022-02-17

Abstract

A cooling device for a novel power battery, comprising a power battery pack (1). The outer surfaces of the upper end and the lower end of the power battery pack (1) are provided with protective shells (17); the inner end of each protective shell (17) is provided with a cooling plate (2); the outer surface of the upper end of the protective shell (17) corresponding to the upper end of the cooling plate (2) is provided with first fixing holes (5); the outer surface of the cooling plate (2) corresponding to the lower ends of the first fixing holes (5) is provided with second fixing holes (6); the lower ends of the second fixing holes (6) are provided with rotating holes (7); the lower ends of the rotating holes (7) are provided with third fixing holes (8); the inner surfaces of the third fixing holes (8) are provided with fixing rotating lower blocks (11); the inner surfaces of the rotating holes (7) corresponding to the upper ends of the fixing rotating lower blocks (11) are provided with fixing rotating middle blocks (10). By providing a device for fixing the cooling plate (2), use is facilitated; by providing a heat dissipation housing (16) that is easy to detach, difficulty in cleaning the heat dissipation housing (16) is avoided.

Description

A new cooling device for power battery

technical field

The invention relates to the technical field of cooling, in particular to a cooling device for a novel power battery.

Background technique

As the new power battery is used more and more widely, it is also very important for the cooling device of the new power battery, which will have a certain impact on the power storage of the new power battery. First of all, the cooling plate of the cooling device is replaced. It is not very convenient, and there are certain problems in its fixing. Secondly, it is not very convenient to clean the heat dissipation outer plate. For this reason, we propose a new cooling device for power batteries.

technical problem

The main purpose of the present invention is to provide a cooling device for a novel power battery, which can effectively solve the problems in the background technology.

technical solutions

In order to achieve the above purpose, the technical solution adopted by the present invention is as follows.

A cooling device for a novel power battery includes a power battery pack, the upper and lower outer surfaces of the power battery pack are provided with a protective shell, the inner end of the protective shell is provided with a cooling plate, and the upper end of the cooling plate corresponds to the protective shell. The outer surface of the upper end is provided with a first fixing hole, the lower end of the first fixing hole is provided with a second fixing hole corresponding to the outer surface of the cooling plate, the lower end of the second fixing hole is provided with a rotating hole, and the lower end of the rotating hole is provided with a second fixing hole. There is a third fixing hole, the inner surface of the third fixing hole is provided with a fixed rotating lower block, the upper end of the fixed rotating lower block is provided with a fixed rotating middle block corresponding to the inner surface of the rotating hole, and the inner surface of the fixed rotating middle block is provided. The upper end corresponding to the inner surface of the second fixing hole is provided with a fixed rotating upper block, the two ends of the cooling plate are provided with sliders, the right end of the slider is provided with a handle corresponding to the right end of the cooling plate, and the right end of the power battery pack is provided with a handle. The front end is provided with a heat dissipation shell, the upper end of the heat dissipation shell is provided with a slot, the outer surface of the slot is provided with a snap, the lower end of the snap is provided with an abutting plate, and the lower end of the abutting plate is provided with a spring.

Preferably, the outer surfaces of the upper and lower ends of the power battery pack are fixedly connected to the protective shell, the length of the protective shell is less than the length of the power battery pack, and the inner ends of the protective shell correspond to the outer surfaces of the front and rear ends of the cooling plate. The sliding block is provided with a chute, and the protective shell and the cooling plate are slidably connected.

By adopting the above technical solution, the following technical effect can be achieved: the cooling plate is protected by the protective shell.

Preferably, the first fixing hole is fixedly connected with the outer surface of the upper end of the protective shell, and the shape, size and direction of the first fixing hole are consistent with the shape, size and direction of the second fixing hole, and the second fixing hole The fixing hole and the rotating hole are fixedly connected, and the length of the second fixing hole is equal to the diameter of the rotating hole, the length of the third fixing hole is the same as the length of the first fixing hole, and the third fixing hole is the same as the first fixing hole. distributed vertically.

By adopting the above technical solution, the following technical effects can be achieved: the cooling plate is more fully fixed through the first fixing hole, the second fixing hole, the third fixing hole and the rotating hole.

Preferably, the cross-sectional size of the inner surface of the third fixing hole is consistent with the cross-sectional size of the fixed rotating lower block, and the fixed rotating lower block is embedded in the inner end of the third fixed hole, and the fixed rotating lower block D has a height equal to the rotating lower block. Half of the height of the fixed upper block, the upper and lower ends of the fixed rotating middle block are respectively fixedly connected with the fixed rotating upper block and the fixed rotating lower block.

By adopting the above technical solutions, the following technical effects can be achieved: the fixed rotating upper block, the fixed rotating middle block and the fixed rotating lower block can be fixed more fully under the rotation of the three.

Preferably, the right front end of the power battery pack and the heat dissipation shell are movably connected by a buckle and a card slot, the card slot is embedded in the upper end of the heat dissipation shell, and the buckle is fixedly connected with the abutting plate. , the lower end of the abutting plate is fixedly connected with the spring.

By adopting the above technical solution, the following technical effects can be achieved: the fixing of the heat dissipating casing is facilitated by being clamped in the card slot.

beneficial effect

Compared with the prior art, the present invention has the following beneficial effects: the cooling device for a novel power battery is provided with a cooling plate, a slider, a handle, a first fixing hole, a second fixing hole, a rotating hole, a third When the cooling plate needs to be replaced with the fixed hole, fixed rotating upper block, fixed rotating middle block and fixed rotating lower block, first pull up the fixed rotating upper block so that half of the height of the fixed rotating upper block is exposed to the first fixing hole. At the outer end, rotate a right angle to pull up the fixed rotating upper block again, so that the fixed rotating middle block and the fixed rotating lower block that are fixedly connected with the fixed rotating upper block are also pulled out of the first fixing hole and the second fixing hole. In the three fixing holes and the rotating hole, then pull the handle to the right, so that the cooling plate is slid out from the right end of the protective shell along the slider, which is convenient for the replacement, installation and fixing of the cooling plate. With the abutment plate, when the heat dissipation shell needs to be removed for cleaning, first press the buckle in the upper slot of the heat dissipation shell, so that the buckle presses the abutment plate downward, so that the spring at the lower end shrinks, and the buckle completely exposes the card. At the upper end of the slot, the heat dissipation shell is taken out and cleaned at this time, which is convenient for removing the heat dissipation shell. The whole cooling device of a new type of power battery has a simple structure, is convenient to operate, and has a better use effect than the traditional method.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of a cooling device for a novel power battery of the present invention.

FIG. 2 is a partial front top view of a cooling device for a novel power battery of the present invention.

3 is a schematic structural diagram of a fixed rotating upper block, a fixed rotating middle block and a fixed rotating lower block of a novel power battery cooling device of the present invention.

4 is a schematic structural diagram of a first fixing hole, a second fixing hole and a rotating hole of a cooling device for a novel power battery of the present invention.

5 is an enlarged schematic view of a card slot of a cooling device for a novel power battery of the present invention.

FIG. 6 is a front cross-sectional left side view of a heat dissipation casing of a cooling device for a novel power battery of the present invention.

In the figure: 1. Power battery pack; 2. Cooling plate; 3. Slider; 4. Handle; 5. First fixing hole; 6. Second fixing hole; 7. Rotating hole; 8. Third fixing hole; 9 , fixed rotating upper block; 10, fixed rotating middle block; 11, fixed rotating lower block; 12, buckle; 13, spring; 14, card slot; 15, contact plate; 16, heat dissipation shell; 17, protective shell.

Embodiments of the present invention

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

As shown in Figures 1-6, a new type of power battery cooling device includes a power battery pack 1, the upper and lower outer surfaces of the power battery pack 1 are provided with a protective shell 17, and the inner end of the protective shell 17 is provided with a cooling plate 2, The upper end of the cooling plate 2 is provided with a first fixing hole 5 corresponding to the outer surface of the upper end of the protective shell 17 , the lower end of the first fixing hole 5 is provided with a second fixing hole 6 corresponding to the outer surface of the cooling plate 2 , and the lower end of the second fixing hole 6 is provided with There is a rotating hole 7, the lower end of the rotating hole 7 is provided with a third fixing hole 8, the inner surface of the third fixing hole 8 is provided with a fixed rotating lower block 11, and the upper end of the fixed rotating lower block 11 corresponds to the inner surface of the rotating hole 7. Rotating middle block 10, the upper end of the fixed rotating middle block 10 is provided with a fixed rotating upper block 9 corresponding to the inner surface of the second fixing hole 6, the two ends of the cooling plate 2 are provided with sliding blocks 3, and the right end of the sliding block 3 corresponds to the cooling plate 2 The right end of the battery pack 1 is provided with a handle 4, the right front end of the power battery pack 1 is provided with a heat dissipation shell 16, the upper end of the heat dissipation shell 16 is provided with a card slot 14, the outer surface of the card slot 14 is provided with a buckle 12, and the lower end of the buckle 12 is provided with a The plate 15 is provided with a spring 13 at the lower end of the abutting plate 15 .

The outer surfaces of the upper and lower ends of the power battery pack 1 are fixedly connected to the protective shell 17 , and the length of the protective shell 17 is less than the length of the power battery pack 1 . The block 3 is provided with a sliding groove, and the protective shell 17 is slidably connected with the cooling plate 2 , and the cooling plate 2 is protected by the protective shell 17 .

The first fixing hole 5 is fixedly connected to the outer surface of the upper end of the protective shell 17, and the shape, size and direction of the first fixing hole 5 are consistent with the shape, size and direction of the second fixing hole 6. The second fixing hole 6 It is fixedly connected with the rotating hole 7, and the length of the second fixing hole 6 is equal to the diameter of the rotating hole 7, the length of the third fixing hole 8 is consistent with the length of the first fixing hole 5, and the third fixing hole 8 is the same as the first fixing hole 8. The fixing holes 5 are vertically distributed, and through the first fixing hole 5 , the second fixing hole 6 , the third fixing hole 8 and the rotating hole 7 , the cooling plate 2 is more fully fixed.

The cross-sectional size of the inner surface of the third fixing hole 8 is the same as the cross-sectional size of the fixed rotating lower block 11, and the fixed rotating lower block 11 is embedded in the inner end of the third fixed hole 8, and the fixed rotating lower block 11D height is equal to the rotating fixed upper block The upper and lower ends of the fixed rotating middle block 10 are respectively fixedly connected with the fixed rotating upper block 9 and the fixed rotating lower block 11, through the fixed rotating upper block 9, the fixed rotating middle block 10 and the fixed rotating lower block 11 , making it more fully fixed under the rotation of the three.

The right front end of the power battery pack 1 and the heat dissipation shell 16 are movably connected through the buckle 12 and the card slot 14. The card slot 14 is embedded in the upper end of the heat dissipation shell 16, and the buckle 12 is fixedly connected with the abutting plate 15. The lower end of the abutting plate 15 is fixedly connected with the spring 13 , and is clamped in the clamping slot 14 by the buckle 12 , so as to facilitate the fixing of the heat dissipation shell 16 .

It should be noted that the present invention is a cooling device for a new type of power battery. When in use, when the user needs to replace the cooling plate 2, he first pulls up the fixed and rotating upper block 9, so that the fixed and rotating upper block 9 is fixed. Half of the height exposes the outer end of the first fixing hole 5, and rotate a right angle to pull up the fixed rotating upper block 9 again, so that the fixed rotating middle block 10 and the fixed rotating lower block 11 that are fixedly connected with the fixed rotating upper block 9 are also removed. Pull out the first fixing hole 5 , the second fixing hole 6 , the third fixing hole 8 and the rotating hole 7 , and then pull the handle 4 to the right, so that the cooling plate 2 is slid along the slider 3 from the right end of the protective shell 17 It is convenient to replace and install and fix the cooling plate 2. When the user needs to remove the heat dissipation shell 16 for cleaning, first press the buckle 12 in the card slot 14 at the upper end of the heat dissipation shell 16, so that the buckle 12 is pressed downward. Move the abutment plate 15 to shrink the spring 13 at the lower end, and the buckle 12 completely exposes the upper end of the slot 14 .

Sequence Listing Free Content

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have Various changes and modifications fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims

A cooling device for a novel power battery, comprising a power battery pack (1), characterized in that: a protective shell (17) is provided on the outer surfaces of the upper and lower ends of the power battery pack (1), and the protective shell (17) is provided with a protective shell (17). The inner end is provided with a cooling plate (2), the upper end of the cooling plate (2) is provided with a first fixing hole (5) corresponding to the outer surface of the upper end of the protective shell (17), and the lower end of the first fixing hole (5) corresponds to The outer surface of the cooling plate (2) is provided with a second fixing hole (6), the lower end of the second fixing hole (6) is provided with a rotating hole (7), and the lower end of the rotating hole (7) is provided with a third fixing hole (6). A hole (8), the inner surface of the third fixing hole (8) is provided with a fixed rotating lower block (11), and the upper end of the fixed rotating lower block (11) corresponding to the inner surface of the rotating hole (7) is provided with a fixed rotating A rotating middle block (10), the upper end of the fixed rotating middle block (10) is provided with a fixed rotating upper block (9) corresponding to the inner surface of the second fixing hole (6), and both ends of the cooling plate (2) are provided with There is a slider (3), the right end of the slider (3) is provided with a handle (4) corresponding to the right end of the cooling plate (2), and the right front end of the power battery pack (1) is provided with a heat dissipation shell (16), The upper end of the heat dissipating shell (16) is provided with a card slot (14), the outer surface of the card slot (14) is provided with a snap (12), and the lower end of the snap (12) is provided with an abutting plate (15) , a spring (13) is arranged at the lower end of the abutting plate (15).
The cooling device for a novel power battery according to claim 1, characterized in that: the outer surfaces of the upper and lower ends of the power battery pack (1) are fixedly connected to the protective shell (17), and the protective shell (17) The length of the power battery pack (1) is smaller than that of the power battery pack (1). The inner end of the protective shell (17) corresponds to the slider (3) on the outer surfaces of the front and rear ends of the cooling plate (2), and the protective shell (17) is provided with a chute, and the protective shell (17) ) and the cooling plate (2).
The cooling device for a new type of power battery according to claim 1, characterized in that: the first fixing hole (5) is fixedly connected with the outer surface of the upper end of the protective shell (17), and the first fixing hole ( 5) The shape, size and direction are consistent with the shape, size and direction of the second fixing hole (6), the second fixing hole (6) and the rotating hole (7) are fixedly connected, and the second fixing hole The length of (6) is equal to the diameter of the rotating hole (7), the length of the third fixing hole (8) is the same as the length of the first fixing hole (5), and the third fixing hole (8) is the same as the first fixing hole (8). (5) are vertically distributed.
The cooling device for a new type of power battery according to claim 1, characterized in that: the cross-sectional size of the inner surface of the third fixing hole (8) is consistent with the cross-sectional size of the fixed rotating lower block (11), and the fixed rotating The lower block (11) is embedded in the inner end of the third fixing hole (8). The height of the fixed and rotating lower block (11) is equal to half of the height of the rotating and fixed upper block. The upper and lower ends are respectively fixedly connected with the fixed rotating upper block (9) and the fixed rotating lower block (11).
The cooling device for a new type of power battery according to claim 1, characterized in that: between the right front end of the power battery pack (1) and the heat dissipation shell (16) through a snap (12) and a snap slot (14) ), the card slot (14) is embedded in the upper end of the heat dissipation shell (16), the buckle (12) is fixedly connected with the abutment plate (15), and the abutment plate (15) is fixedly connected. The lower end is fixedly connected with the spring (13).