Efficient heat dissipation device and system for new energy automobile fuel cell

Abstract

The utility model discloses an efficient heat dissipation device and system for a fuel cell of a new energy automobile, and relates to the field of new energy automobiles, the efficient heat dissipation device comprises a top fixing plate and a heat dissipation assembly, an adjusting groove is formed in the surface of the top fixing plate, and the heat dissipation assembly for efficient heat dissipation of the cell is arranged on the rear side of the top fixing plate. The heat dissipation assembly comprises a heat dissipation box, a heat dissipation fan, an air conditioner connecting pipe, a filter screen plate and an air inducing strip, the heat dissipation fan is installed in the heat dissipation box, the air conditioner connecting pipe is installed at the upper end of the heat dissipation box, and meanwhile the filter screen plate is arranged in the middle of the front side of the heat dissipation box. According to the efficient heat dissipation device and system for the new energy automobile fuel cell, air cooled by an automobile air conditioner is conveyed into the heat dissipation box through the air conditioner connecting pipe, and cold air is conveyed to the surface of the cell through the heat dissipation fan to accelerate heat dissipation of the cell, so that efficient heat dissipation of the cell can be realized; and low heat dissipation efficiency caused by poor heat dissipation effect of the fan when the environment temperature is too high is avoided.

Description

Technical Field

[0001] The utility model relates to the field of new energy vehicles, and particularly relates to an efficient heat dissipation device and system for a fuel cell of a new energy vehicle. Background Technique

[0002] New energy vehicles use electric assistance and involve the use of fuel cells. A fuel cell is a chemical device that directly converts the chemical energy of fuel into electrical energy, also known as an electrochemical generator. It is the fourth generation of power generation technology after hydraulic power generation, thermal power generation, and nuclear power generation. Since a fuel cell converts the Gibbs free energy part of the chemical energy of fuel into electrical energy through an electrochemical reaction and is not restricted by the Carnot cycle effect, it has high efficiency. When in use, a heat dissipation device is required to dissipate the heat generated by the fuel cell.

[0003] In the prior art, the utility model with the application number CN202222325859.2 discloses an efficient heat dissipation device for a fuel cell. The setting of the bracket of this utility model facilitates the installation of the heat dissipation component on the fuel cell. The setting of the fixing component can fix the heat dissipation component on the bracket without using any tools and can ensure the stability of the heat dissipation component, guarantee the normal heat dissipation efficiency of the heat dissipation component, and prevent the service life of the fuel cell from being affected by high temperature.

[0004] However, the current efficient heat dissipation device for a fuel cell of a new energy vehicle still has some deficiencies. For example, when used in hot weather of a new energy vehicle, the hot air is not convenient for effectively dissipating the heat of the fuel cell of the new energy vehicle, thus there are certain potential safety hazards in use and certain defects in use. Content of the Utility Model

[0005] The purpose of the utility model is to provide an efficient heat dissipation device and system for a fuel cell of a new energy vehicle to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An efficient heat dissipation device and system for a fuel cell of a new energy vehicle, including a top fixing plate and a heat dissipation component. An adjustment groove is provided on the surface of the top fixing plate. The heat dissipation component for efficient heat dissipation of the battery is arranged at the rear side of the top fixing plate. The heat dissipation component includes a heat dissipation box, a heat dissipation fan, an air conditioner connection pipe, a filter screen plate, and air guiding strips. A heat dissipation fan is installed inside the heat dissipation box, an air conditioner connection pipe is installed at the upper end of the heat dissipation box, a filter screen plate is arranged in the middle of the front side of the heat dissipation box, and air guiding strips are installed at the upper and lower ends of the front side of the heat dissipation box.

[0007] Preferably, the air guiding strips are in a C-shaped form, and the number of the air guiding strips is set to ten.

[0008] Preferably, a mounting assembly for installation on the outside of the battery is provided inside the adjustment groove, and the number of the mounting assemblies is set to four groups.

[0009] Preferably, the mounting assembly comprises an adjusting block and an upper fixing plate, and the lower end of the adjusting block is connected to the upper fixing plate.

[0010] Preferably, the mounting assembly further comprises a connecting plate and a lower fixing plate, the lower end of the upper fixing plate is connected to the lower fixing plate via the connecting plate, and the upper fixing plate and the lower fixing plate are both L-shaped.

[0011] Preferably, a back plate is installed at the rear end of the top fixing plate, and an air inlet is opened on the surface of the back plate, and an adjustment component for controlling opening and closing is arranged inside the air inlet, and the number of air inlets and adjustment components is set to two groups.

[0012] Preferably, the adjustment assembly includes an adjustment shaft and an adjustment plate, and the adjustment plate is disposed outside the adjustment shaft.

[0013] A system is provided with the above-mentioned high-efficiency heat dissipation device for a fuel cell of a new energy vehicle.

[0014] The utility model provides a high-efficiency heat dissipation device and system for a fuel cell of a new energy vehicle, which has the following beneficial effects:

[0015] 1. The utility model is provided with an air-conditioning pipe to transport the refrigerated gas of the automobile air-conditioning to the inside of the heat dissipation box, and transports the cold gas to the surface of the battery through the heat dissipation fan to accelerate the heat dissipation of the battery, so that the battery can dissipate heat efficiently, avoiding the low heat dissipation efficiency caused by the poor heat dissipation effect of the fan when the ambient temperature is too high. The U-shaped air duct allows the cold air to act on the upper and lower surfaces of the battery, further increasing the heat dissipation efficiency of the battery.

[0016] 2. The utility model uses an adjustment groove to adjust the position of the mounting assembly, so that the mounting assembly can be installed on the outside of automobile fuel cells of different sizes. The adjustment block drives the upper fixing plate and the lower fixing plate to move. The two sets of upper fixing plates and lower fixing plates are installed with bolts and respectively play the role of installation limit on the four sides of the battery. The back plate can be disassembled and assembled to facilitate the maintenance of the inside of the heat dissipation box. When the external ambient temperature is low, the adjustment plate in the air inlet is driven by the motor to rotate and open, so that the heat dissipation fan can use external air to dissipate the heat of the battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a high-efficiency heat dissipation device and system for a fuel cell of a new energy vehicle according to the utility model;

[0018] Figure 2Schematic structural diagram of a heat dissipation component of an efficient heat dissipation device and system for a fuel cell of a new energy vehicle according to the present utility model;

[0019] Figure 3 Schematic structural diagram of an installation component of an efficient heat dissipation device and system for a fuel cell of a new energy vehicle according to the present utility model;

[0020] Figure 4 Schematic structural diagram of a back plate and an adjustment component of an efficient heat dissipation device and system for a fuel cell of a new energy vehicle according to the present utility model.

[0021] In the figure: 1, top fixing plate; 2, adjustment groove; 3, heat dissipation component; 301, heat dissipation box; 302, heat dissipation fan; 303, air conditioner connecting pipe; 304, filter screen plate; 305, air guiding strip; 4, installation component; 401, adjustment block; 402, upper fixing plate; 403, connecting plate; 404, lower fixing plate; 5, back plate; 6, air inlet; 7, adjustment component; 701, adjustment shaft; 702, adjustment plate. Specific embodiments

[0022] The following describes the preferred detailed description of the embodiments of the present utility model in conjunction with the drawings and embodiments. The following embodiments are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0023] As Figure 1 and Figure 2 shown, an efficient heat dissipation device and system for a fuel cell of a new energy vehicle includes a top fixing plate 1 and a heat dissipation component 3. An adjustment groove 2 is provided on the surface of the top fixing plate 1. The heat dissipation component 3 for efficient heat dissipation of the battery is arranged at the rear side of the top fixing plate 1. The heat dissipation component 3 includes a heat dissipation box 301, a heat dissipation fan 302, an air conditioner connecting pipe 303, a filter screen plate 304, and an air guiding strip 305. A heat dissipation fan 302 is installed inside the heat dissipation box 301, and an air conditioner connecting pipe 303 is installed at the upper end of the heat dissipation box 301. The air conditioner connecting pipe 303 conveys the cooled gas of the vehicle air conditioner into the heat dissipation box 301, and the cold gas is conveyed to the surface of the battery through the heat dissipation fan 302 to accelerate the heat dissipation of the battery, so that the battery can dissipate heat efficiently, avoiding the low heat dissipation efficiency caused by the poor heat dissipation effect of the fan when the ambient temperature is too high. At the same time, a filter screen plate 304 is arranged in the middle of the front side of the heat dissipation box 301, and air guiding strips 305 are installed at the upper and lower ends of the front side of the heat dissipation box 301. The shape of the air guiding strip 305 is a C shape, and the number of the air guiding strips 305 is set to ten. The C-shaped air guiding strips 305 enable the cold air to act on the upper and lower surfaces of the battery, further increasing the heat dissipation efficiency of the battery.

[0024] As Figure 3As shown, the interior of the adjustment groove 2 is provided with a mounting assembly 4 for installation on the outside of the battery. The adjustment groove 2 is used for adjusting the position of the mounting assembly 4, so that the mounting assembly 4 can install the device on the outside of automobile fuel cells of different sizes, and the number of mounting assemblies 4 is provided in four groups, the mounting assembly 4 includes an adjustment block 401 and an upper fixing plate 402, and the lower end of the adjustment block 401 is connected to the upper fixing plate 402, the adjustment block 401 drives the upper fixing plate 402 and the lower fixing plate 404 to move the position, the mounting assembly 4 also includes a connecting plate 403 and a lower fixing plate 404, the lower end of the upper fixing plate 402 is connected to the lower fixing plate 404 through the connecting plate 403, and the two groups of upper fixing plates 402 and lower fixing plates 404 are respectively installed with bolts to play the role of installation limit on the four sides of the battery, and the shape of the upper fixing plate 402 and the lower fixing plate 404 are both L-shaped.

[0025] like Figure 4 As shown, a back plate 5 is installed at the rear end of the top fixing plate 1, and the back plate 5 is disassembled to facilitate the maintenance of the inside of the heat dissipation box 301. When the external ambient temperature is low, an air inlet 6 is opened on the surface of the back plate 5, and an adjusting component 7 for controlling the opening and closing is arranged inside the air inlet 6. The adjusting plate 702 in the air inlet 6 is driven by a motor to rotate and open, so that the heat dissipation fan 302 can use external air to dissipate heat for the battery, and the number of air inlet 6 and adjusting component 7 is set to two groups, and the adjusting component 7 includes an adjusting shaft 701 and an adjusting plate 702, and an adjusting plate 702 is arranged outside the adjusting shaft 701.

[0026] In summary, the efficient heat dissipation device and system for new energy vehicle fuel cells is first based on Figures 1 to 4 The structure shown in the figure, during installation, the staff moves the adjustment block 401 in the adjustment slot 2 according to the size of the fuel cell, so that the upper fixing plate 402 and the lower fixing plate 404 can fit on the four sides of the fuel cell. After the size is determined, the adjustment block 401 and the top fixing plate 1 are fixed and limited by screws, and the upper fixing plate 402 and the lower fixing plate 404 and the battery surface are fixed and limited by screws, so that the device can be installed on the outside of automotive fuel cells of different sizes. When the external ambient temperature is low, the adjustment plate 702 is driven by the motor to rotate and open, so that the air from the external environment can pass through the air inlet 6 The heat dissipation fan 302 is used to dissipate heat from the battery. When the external ambient temperature is too high, the adjustment plate 702 is rotated to close the air inlet 6, and the air conditioning in the car is turned on. The air conditioning connection pipe 303 transports the gas after cooling by the car air conditioning to the inside of the heat dissipation box 301, and the cold gas is transported to the surface of the battery through the heat dissipation fan 302 to accelerate the heat dissipation of the battery, so that the battery can dissipate heat efficiently, avoiding low heat dissipation efficiency caused by poor fan heat dissipation effect when the ambient temperature is too high. At the same time, the U-shaped air inlet strip 305 allows cold air to act on the upper and lower surfaces of the battery, further increasing the heat dissipation efficiency of the battery.

[0027] A system is provided with the above-mentioned high-efficiency heat dissipation device for a fuel cell of a new energy vehicle.

[0028] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A high-efficiency heat dissipation device for a fuel cell of a new energy vehicle, comprising a top fixing plate (1) and a heat dissipation component (3), characterized in that: The surface of the top fixing plate (1) is provided with an adjustment groove (2). The heat dissipation component (3) for efficient heat dissipation of the battery is arranged at the rear side of the top fixing plate (1). The heat dissipation component (3) includes a heat dissipation box (301), a heat dissipation fan (302), an air conditioner connection pipe (303), a filter screen plate (304), and air guiding strips (305). A heat dissipation fan (302) is installed inside the heat dissipation box (301), an air conditioner connection pipe (303) is installed at the upper end of the heat dissipation box (301), a filter screen plate (304) is arranged in the middle of the front side of the heat dissipation box (301), and air guiding strips (305) are installed at the upper and lower ends of the front side of the heat dissipation box (301).

2. According to claim 1, a high-efficiency heat dissipation device for a fuel cell of a new energy vehicle is characterized in that: The air guiding strip (305) is in a U-shaped form, and the number of air guiding strips (305) is set to ten.

3. The high-efficiency heat dissipation device for a fuel cell of a new energy vehicle according to claim 2, characterized in that: An installation component (4) for installing outside the battery is arranged inside the adjustment groove (2), and the number of installation components (4) is set to four groups.

4. The high-efficiency heat dissipation device for a fuel cell of a new energy vehicle according to claim 3, characterized in that: The installation component (4) includes an adjustment block (401) and an upper fixing plate (402), and the lower end of the adjustment block (401) is connected to the upper fixing plate (402).

5. The high-efficiency heat dissipation device for a fuel cell of a new energy vehicle according to claim 4, characterized in that: The installation component (4) further includes a connecting plate (403) and a lower fixing plate (404). The lower end of the upper fixing plate (402) is connected to the lower fixing plate (404) through the connecting plate (403), and the shapes of the upper fixing plate (402) and the lower fixing plate (404) are both L-shaped.

6. The high-efficiency heat dissipation device for a fuel cell of a new energy vehicle according to claim 1, characterized in that: A back plate (5) is installed at the rear end of the top fixing plate (1), and an air inlet (6) is provided on the surface of the back plate (5). An adjustment component (7) for controlling opening and closing is arranged inside the air inlet (6), and the number of the air inlet (6) and the adjustment component (7) is set to two groups.

7. The high-efficiency heat dissipation device for a fuel cell of a new energy vehicle according to claim 6, characterized in that: The adjustment component (7) includes an adjustment shaft (701) and an adjustment plate (702), and the adjustment plate (702) is arranged outside the adjustment shaft (701).

8. A system, characterized in that: This system is installed with the high-efficiency heat dissipation device for a fuel cell of a new energy vehicle as described in any one of claims 1-7.

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