New energy automobile battery heat dissipation device

Abstract

The utility model discloses a new energy automobile battery heat dissipation device which is characterized in that the lower end of a bottom plate is fixedly connected to an automobile, a plurality of evenly distributed battery modules are arranged at the upper end of the bottom plate, a bottom plate groove is formed in the upper end of the bottom plate, and a heat dissipation outer frame is arranged in the bottom plate groove; according to the automobile heat dissipation device, the clamping mechanism is arranged, the side plates of the heat dissipation outer frame can be inserted into the base grooves firstly, then the heat dissipation outer frame is pressed down to enable the sliding blocks to be clamped into the rectangular grooves of the trapezoidal blocks, rapid installation of the heat dissipation outer frame is achieved, and damage to personnel and an automobile caused by battery explosion can be prevented; the safety is improved; the sliding column can be pressed down to drive the sliding block to move towards one end, so that the sliding block can be separated from the rectangular groove, the heat dissipation outer frame and the battery module can be replaced, the battery module and the heat dissipation outer frame which are about to fail can be rapidly replaced, the labor force of workers is reduced, and the waste of funds is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile batteries, in particular to a heat dissipation device for a new energy automobile battery. Background Art

[0002] Batteries are an essential part of a car and can be divided into traditional lead-acid batteries and maintenance-free batteries.

[0003] The batteries of new energy electric vehicles will generate heat while driving. This is because the power battery has a large current, which leads to a large amount of heat. If it is not stopped, the battery module may be damaged, causing the battery module to fail, seriously threatening people's lives and safety. Existing battery cooling devices usually use water cooling to dissipate the heat of the battery.

[0004] However, the existing battery cooling device does not use a cooling frame to protect the battery, so it cannot prevent the battery explosion from causing harm to personnel and vehicles, and the safety factor is reduced; moreover, the cooling frame and the battery module cannot be replaced quickly, and the battery module and the cooling frame that are about to fail cannot be quickly replaced, which increases the labor of workers. Since the general battery cooling device replaces the battery, the entire air-cooling and water-cooling system will be replaced, resulting in increased waste of funds; moreover, the general battery cooling device does not use a water-cooling and air-cooling device to dissipate heat from the battery, which reduces the cooling effect of the battery; and some battery cooling devices use the same number of fans and rotating motors in the air cooling system, which increases energy consumption and does not meet the purpose of energy conservation and emission reduction.

[0005] Therefore, it is necessary to design a new energy vehicle battery heat dissipation device to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a new energy vehicle battery heat dissipation device to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new energy vehicle battery heat dissipation device, comprising a base plate and a battery module, the lower end of the base plate is fixedly connected to the vehicle, the upper end of the base plate is provided with a plurality of evenly distributed battery modules, the upper end of the base plate is provided with a base plate groove, a heat dissipation frame is provided in the base plate groove, the lower end of the lower side of the heat dissipation frame is fixedly connected to a clamping mechanism, the other end of the heat dissipation frame is fixedly connected to a side plate, the side plate is inserted into the base plate groove, the clamping mechanism clamps the heat dissipation frame from one side, a heat dissipation net is provided at the opening of the heat dissipation frame and is fixedly connected, an end of the heat dissipation frame away from the heat dissipation net is provided with an air cooling groove, an end of the heat dissipation frame close to the air cooling groove is fixedly connected to a rotating motor, and one end of the rotating motor is provided with a rotating The motor shaft is rotatably connected, the outer side of the rotating motor shaft is rotatably connected to the heat dissipation frame, the end of the rotating motor shaft away from the rotating motor is fixedly connected to the large gear, the outer side of the large gear is meshed and connected to a number of evenly distributed small gears, the ends of the large gear and the small gear away from the rotating motor shaft are both fixedly connected to the fan shaft, the end of the fan shaft away from the fan shaft is fixedly connected to the fan, the upper and lower sides of the heat dissipation frame are fixedly connected to a number of evenly distributed water cooling pipes, the water cooling pipes are arranged in the gaps between the battery modules, one end of the water cooling pipes is a water inlet and the other end is a water outlet, the water inlet is inserted into the channel of the water inlet pipe and fixedly connected, the water outlet is inserted into the channel of the water outlet pipe and fixedly connected, the water outlet pipe and the water inlet pipe are both arranged on the heat dissipation frame and are symmetrically distributed.

[0008] Preferably, the clamping mechanism includes a support block, the lower end of the support block is fixedly connected to the base plate, a sliding column is inserted in the support block and is slidably connected, the outer side of the sliding column is fixedly connected to the sliding disc, the lower end of the sliding disc is fixedly connected to the first spring, the lower end of the first spring is fixedly connected to the support block, the lower end of the sliding column is fixedly connected to the protrusion, the lower end of the protrusion contacts and connects to a triangular groove, the triangular groove is provided on the slider, the slider is slidably connected to the base plate, one end of the slider is fixedly connected to the second spring, the end of the second spring away from the slider is fixedly connected to the base plate, the end of the slider away from the second spring contacts and connects to a rectangular groove, the rectangular groove is provided on the trapezoidal block, the upper end of the trapezoidal block is fixedly connected to the heat dissipation frame, the outer side of the trapezoidal block is inserted in the base plate groove and is slidably connected.

[0009] Preferably, the liquid flowing in the water cooling pipe is an antifreeze coolant.

[0010] Preferably, the slope of the inclined surface of the protrusion should be consistent with the slope of the inclined surface of the triangular groove.

[0011] Preferably, the inclined surface of the sliding block is consistent with the inclined surface of the trapezoidal block.

[0012] Preferably, the heat dissipation net is made of stainless steel.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the advantage of the battery heat dissipation device of a new energy vehicle of the utility model over other utility models is that the utility model is provided with a clamping mechanism, and the side plate of the heat dissipation frame can be inserted into the base groove first, and then the heat dissipation frame can be pressed to make the slider clamp into the rectangular groove of the trapezoidal block to realize the rapid installation of the heat dissipation frame, which can prevent the battery explosion from causing harm to personnel and the car, and increase safety; and the slider can be driven to move to one end by pressing the slide column so that the slider can be disengaged from the rectangular groove, so that the heat dissipation frame and the battery module can be replaced, and the battery module and the heat dissipation frame that are about to fail can be quickly replaced, which reduces the labor of workers and reduces the waste of funds; the device can also realize heat dissipation of the battery through a water-cooling and air-cooling device, which significantly improves the heat dissipation effect of the battery; a plurality of evenly distributed fans in the air-cooling device of the device are driven by only one rotating motor, which reduces energy consumption and meets the purpose of energy conservation and emission reduction. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a new energy vehicle battery heat dissipation device of the utility model;

[0015] Figure 2 This is a side view of a battery heat dissipation device for a new energy vehicle according to the utility model;

[0016] Figure 3 for Figure 2 Sectional view at AA;

[0017] Figure 4 for Figure 3 Cross-sectional view at BB;

[0018] Figure 5 for Figure 4 Sectional view at CC of ;

[0019] Figure 6 for Figure 4 A partial enlarged view of point D;

[0020] Figure 7 for Figure 4 A local enlarged view of point E;

[0021] Figure 8 This is a schematic diagram of the main structure of a heat dissipation frame of a battery heat dissipation device for a new energy vehicle according to the utility model;

[0022] Fig. 9 This is a schematic diagram of the main structure of a water cooling tube of a new energy vehicle battery heat dissipation device of the utility model.

[0023] In the figure: 1, bottom plate, 2, heat dissipation frame, 3, heat dissipation net, 4, water outlet pipe, 5, water inlet pipe, 6, bottom plate groove, 7, large gear, 8, small gear, 9, air cooling groove, 10, water cooling pipe, 11, battery module, 12, rotating motor, 13, rotating motor shaft, 14, fan shaft, 15, fan, 16, water outlet, 17, water inlet, 18, support block, 19, sliding column, 20, first spring, 21, sliding disc, 22, protrusion, 23, triangular groove, 24, slider, 25, second spring, 26, trapezoidal block, 27, rectangular groove, 28, side plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-9 , the utility model provides a technical solution:

[0026] A new energy vehicle battery heat dissipation device comprises a bottom plate 1 and a battery module 11, wherein the lower end of the bottom plate 1 is fixedly connected to the vehicle, and the upper end of the bottom plate 1 is provided with a plurality of evenly distributed battery modules 11, and the upper end of the bottom plate 1 is provided with a bottom plate groove 6, and a heat dissipation outer frame 2 is provided in the bottom plate groove 6, and the lower end of the lower side of the heat dissipation outer frame 2 is fixedly connected to a clamping mechanism, and the other end of the heat dissipation outer frame 2 is fixedly connected to a side plate 28, and the side plate 28 is inserted into the bottom plate groove 6, and the clamping mechanism clamps the heat dissipation outer frame 2 from one side, and a heat dissipation net 3 is provided at the opening of the heat dissipation outer frame 2 and is fixedly connected, and an end of the heat dissipation outer frame 2 away from the heat dissipation net 3 is provided with an air cooling groove 9, and an end of the heat dissipation outer frame 2 close to the air cooling groove 9 is fixedly connected to a rotating motor 12, and one end of the rotating motor 12 is provided with a rotating motor shaft 13 and is rotatably connected, and the outer side of the rotating motor shaft 13 is rotatably connected to the heat dissipation outer frame 2, and the rotating motor shaft 13 is away from the rotating One end of the motor 12 is fixedly connected to the large gear 7, and the outer side of the large gear 7 is meshed with a number of evenly distributed small gears 8. The ends of the large gear 7 and the small gear 8 away from the rotating motor shaft 13 are fixedly connected to the fan shaft 14, and the end of the fan shaft 14 away from the fan shaft 14 is fixedly connected to the fan 15. The lower side of the upper end of the heat dissipation frame 2 is fixedly connected to a number of evenly distributed water cooling pipes 10, and the water cooling pipes 10 are arranged in the gap between the battery modules 11. One end of the water cooling pipe 10 is a water inlet 16 and the other end is a water outlet 17. The water inlet 16 is inserted into the channel of the water inlet pipe 5 and fixedly connected, and the water outlet 17 is inserted into the channel of the water outlet pipe 4 and fixedly connected. The water outlet pipe 4 and the water inlet pipe 5 are both arranged on the heat dissipation frame 2 and are symmetrically distributed. A number of evenly distributed fans 15 are driven by only one rotating motor 12, which reduces energy consumption and meets the purpose of energy conservation and emission reduction.

[0027] The clamping mechanism includes a support block 18, the lower end of the support block 18 is fixedly connected to the base plate 1, a sliding column 19 is inserted in the support block 18 and is slidably connected, the outer side of the sliding column 19 is fixedly connected to the sliding disc 21, the lower end of the sliding disc 21 is fixedly connected to the first spring 20, the lower end of the first spring 20 is fixedly connected to the support block 18, the lower end of the sliding column 19 is fixedly connected to the protrusion 22, the lower end of the protrusion 22 is in contact with the triangular groove 23, the triangular groove 23 is provided on the slider 24, the slider 24 is slidably connected to the base plate 1, one end of the slider 24 is fixedly connected to the second spring 25, the end of the second spring 25 away from the slider 24 is fixedly connected to the base plate 1, the end of the slider 24 away from the second spring 25 is in contact with the rectangular groove 27, and the rectangular groove 27 is provided on the trapezoidal Block 26, the upper end of the trapezoidal block 26 is fixedly connected to the heat dissipation outer frame 2, and the outer side of the trapezoidal block 26 is inserted into the bottom plate groove 6 and slidably connected. The side plate 28 of the heat dissipation outer frame 2 can be inserted into the base groove 6 first, and then the heat dissipation outer frame 2 is pressed to make the slider 24 snap into the rectangular groove 27 of the trapezoidal block 26 to achieve rapid installation of the heat dissipation outer frame 2, which can prevent the battery explosion from causing harm to personnel and the car and increase safety; and the slider 24 can be driven to move to one end by pressing the slide post 19 so that the slider 24 can be disengaged from the rectangular groove 27, so that the heat dissipation outer frame 2 and the battery module 11 can be replaced, and the battery module 11 and the heat dissipation outer frame 11 that are about to fail can be quickly replaced, which reduces the labor of workers and reduces the waste of funds.

[0028] The liquid flowing in the water cooling pipe 10 is an antifreeze coolant, which can prevent the coolant from freezing in winter and being unable to cool the battery module 11 .

[0029] The slope of the protrusion 22 should be consistent with the slope of the triangular groove 23, and the slope of the slider 24 should be consistent with the slope of the trapezoidal block 26, which is conducive to realizing the function of the clamping mechanism.

[0030] The heat dissipation net 3 is made of stainless steel to increase the service life of the equipment.

[0031] The specific working principle is:

[0032] Install the heat dissipation net frame 3 in the base groove 3 of the base 1, first insert the side plate 28 of the heat dissipation outer frame 2 into the base groove 3, and then press the heat dissipation outer frame 2 to make the slider 24 snap into the rectangular groove 27 of the trapezoidal block 26. If you want to replace the battery module 11 or the heat dissipation outer frame 2, you can press the slide post 19 to drive the slider 24 to move to one end so that the slider 24 can be disengaged from the rectangular groove 27, so that the heat dissipation outer frame 2 and the battery module can be replaced. The slide post 19 moves downward to drive the protrusion 22 to move downward and compress the first spring 20. The protrusion 22 moves downward to push the slider 24 to move backward and compress the second spring 25. The slider 24 moves backward and can be disengaged from the rectangular groove 27, realizing the above function;

[0033] Turn on the air cooling mode, turn on the rotating motor 12, the rotating motor 12 starts to drive the rotating motor shaft 13 to rotate, thereby driving a number of evenly distributed fans 15 to rotate, the rotating motor 12 drives the rotating motor shaft 13 to rotate, the rotating motor shaft 13 drives the large gear 7 to rotate, the large gear 7 rotates to drive a number of evenly distributed small gears 8 to rotate, the several evenly distributed small gears 8 and the large gear 7 rotate to drive the fan shaft 14 to rotate, the fan shaft 14 rotates and the fan 15 rotates, the fan 15 rotates to dissipate heat for the working battery module 11;

[0034] When the water cooling mode is turned on, the car can transport antifreeze coolant into the water cooling pipe 10 through the water inlet pipe 5, and the cooled coolant can be sent out of the cooling pipe 10 through the water outlet pipe 4 to form a cycle, thereby realizing the function of a new energy vehicle battery heat dissipation device.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new energy vehicle battery heat dissipation device, comprising a base plate (1) and a battery module (11), wherein the lower end of the base plate (1) is fixedly connected to the vehicle, and the upper end of the base plate (1) is provided with a plurality of evenly distributed battery modules (11), characterized in that: The upper end of the bottom plate (1) is provided with a bottom plate groove (6), a heat dissipation frame (2) is provided in the bottom plate groove (6), the lower end of the lower side of the heat dissipation frame (2) is fixedly connected to a clamping mechanism, the other end of the heat dissipation frame (2) is fixedly connected to a side plate (28), the side plate (28) is inserted into the bottom plate groove (6), the clamping mechanism clamps the heat dissipation frame (2) from one side, a heat dissipation net (3) is provided at the opening of the heat dissipation frame (2) and is fixedly connected, an end of the heat dissipation frame (2) away from the heat dissipation net (3) is provided with an air cooling groove (9), an end of the heat dissipation frame (2) close to the air cooling groove (9) is fixedly connected to a rotating motor (12), one end of the rotating motor (12) is provided with a rotating motor shaft (13) and is rotatably connected, the outer side of the rotating motor shaft (13) is rotatably connected to the heat dissipation frame (2), and the end of the rotating motor shaft (13) away from the rotating motor (12) is fixedly connected to the rotating motor (12). The end of the heat dissipation outer frame (2) is fixedly connected to a large gear (7), the outer side of the large gear (7) is meshedly connected to a plurality of evenly distributed small gears (8), the ends of the large gear (7) and the small gear (8) away from the rotating motor shaft (13) are both fixedly connected to a fan shaft (14), and the end of the fan shaft (14) away from the fan shaft (14) is fixedly connected to a fan (15), and the lower side of the upper end of the heat dissipation outer frame (2) is fixedly connected to a plurality of evenly distributed water cooling pipes (10), the water cooling pipes (10) are arranged in the gap between the battery modules (11), one end of the water cooling pipe (10) is a water inlet (16) and the other end is a water outlet (17), the water inlet (16) is inserted into the channel of the water inlet pipe (5) and is fixedly connected, and the water outlet (17) is inserted into the channel of the water outlet pipe (4) and is fixedly connected, and the water outlet pipe (4) and the water inlet pipe (5) are both arranged on the heat dissipation outer frame (2) and are symmetrically distributed.

2. A new energy vehicle battery heat dissipation device according to claim 1, characterized in that: The clamping mechanism comprises a support block (18), the lower end of the support block (18) is fixedly connected to the base plate (1), a sliding column (19) is inserted into the support block (18) and is slidably connected, the outer side of the sliding column (19) is fixedly connected to a sliding disc (21), the lower end of the sliding disc (21) is fixedly connected to a first spring (20), the lower end of the first spring (20) is fixedly connected to the support block (18), the lower end of the sliding column (19) is fixedly connected to a protrusion (22), the lower end of the protrusion (22) contacts and connects to a triangular groove (23), and the triangular groove (23) is fixedly connected to the support block (18). 3) is arranged on a slider (24), the slider (24) is slidably connected to the base plate (1), one end of the slider (24) is fixedly connected to the second spring (25), one end of the second spring (25) away from the slider (24) is fixedly connected to the base plate (1), one end of the slider (24) away from the second spring (25) is contacted and connected to a rectangular groove (27), the rectangular groove (27) is arranged on a trapezoidal block (26), the upper end of the trapezoidal block (26) is fixedly connected to the heat dissipation frame (2), and the outer side of the trapezoidal block (26) is inserted into the base plate groove (6) and is slidably connected.

3. A new energy vehicle battery heat dissipation device according to claim 1, characterized in that: The liquid flowing in the water cooling pipe (10) is an antifreeze coolant.

4. A new energy vehicle battery heat dissipation device according to claim 2, characterized in that: The slope of the convex block (22) should be consistent with the slope of the triangular groove (23).

5. A new energy vehicle battery heat dissipation device according to claim 2, characterized in that: The inclined surface of the sliding block (24) should be consistent with the inclined surface of the trapezoidal block (26).

6. A new energy vehicle battery heat dissipation device according to claim 1, characterized in that: The heat dissipation net (3) is made of stainless steel.

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