Battery heat dissipation device

Abstract

The utility model discloses a battery heat dissipation device which comprises a battery box group, an air duct pipe, an air inlet, an air outlet, a dustproof net and an air supply fan, L-shaped frames are fixedly connected to the two sides of the left side and the right side of the air supply fan, the inner walls of the L-shaped frames are movably connected with the surface of the air duct pipe, and a transmission assembly is fixedly installed on the front side of the top of the air duct pipe. Two positioning assemblies are arranged on the outer side of the dustproof net. By arranging the L-shaped frame, the L-shaped frame is moved forwards to drive the air supply fan to move forwards, so that the air supply fan can be separated from the air duct pipe, and meanwhile, the problems that the air supply fan and the dust screen are fixedly mounted at one end of the air duct pipe, so that a user is difficult to move and clean the dust screen, and the dust screen is difficult to clean are solved. And when the air supply fan breaks down, it is difficult for a user to separate the air supply fan from the air duct pipe, and maintenance is not convenient enough, and the effect that the air supply fan and the dustproof net are convenient to maintain and clean is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery modules, in particular to a battery heat dissipation device. Background Art

[0002] Currently, most base station energy storage and household energy storage systems on the market use B-grade battery cells or retired automotive-grade batteries. Therefore, during the charging and discharging process, due to abnormal voltage difference and increased internal resistance, it is very easy to cause the heat generated by the battery cells to increase exponentially, leading to the risk of thermal runaway of the battery system.

[0003] For example, publication number CN219371126U discloses a battery system heat dissipation device, the main points of its technical solution are: it includes a battery box group, a plurality of battery slots are arranged inside the battery box group, and an air duct is arranged on the top surface of the battery box group; a heat dissipation component, the heat dissipation component is arranged on one side of the air duct, and is used to dissipate heat for the battery, through the side air outlet, when the supply fan delivers air into the air duct, the air outlet at the bottom of the air duct allows the wind to enter the battery slot in the battery box group, through the air guide plate, a part of the wind entering the battery slot is diverted into the air inlet, and then discharged from the side air outlets on both sides, thereby having a heat dissipation effect on both sides of the battery in the battery slot, and improving the overall heat dissipation effect of the battery, by arranging a cooling pipe, the end of the cooling pipe passing through the cooling hole and the end of the cooling pipe passing through the reflux hole are connected to the coolant delivery device, the delivered air is cooled by the cooling pipe, the temperature of the delivered air is reduced, and the heat dissipation effect is improved.

[0004] Based on the search of patent numbers and combined with the deficiencies in the prior art, it is found that:

[0005] Although this battery system heat dissipation device is provided with a cooling pipe, the end of the cooling pipe passing through the cooling hole and the end passing through the reflux hole are connected to the coolant delivery device, and the delivery air is cooled by the cooling pipe, thereby reducing the temperature of the delivery air and improving the heat dissipation effect. However, when in use, since the supply fan and the dust screen are fixedly installed at one end of the air duct pipe, it is difficult for the user to move and clean the dust screen, and when the supply fan fails, it is difficult for the user to separate it from the air duct pipe, and maintenance is not convenient enough. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a battery cooling device, which has the advantage of easy maintenance and cleaning of the supply fan and the dust screen, and solves the problem that the supply fan and the dust screen are fixedly installed at one end of the air duct pipe, so it is difficult for the user to move the dust screen for cleaning, and when the supply fan fails, it is difficult for the user to separate it from the air duct pipe, resulting in inconvenient maintenance.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a battery heat dissipation device, comprising a battery box group, an air duct pipe, an air inlet, an air outlet, a dustproof net and a supply fan, the top of the battery box group is connected with the bottom of the air duct pipe, the air inlet is opened on the left side of the air duct pipe, the air outlet is opened at the bottom of the left and right sides of the battery box group, the dustproof net is located inside the air inlet, the surface of the supply fan is movably connected to the inner wall of the air inlet, both sides of the left and right sides of the supply fan are fixedly connected with L-shaped frames, the inner wall of the L-shaped frame is movably connected to the surface of the air duct pipe, a transmission assembly is fixedly installed on the front side of the top of the air duct pipe, and two positioning assemblies are arranged on the outside of the dustproof net.

[0008] As a preferred embodiment of the utility model, the transmission assembly includes a double-headed motor, the output end of the double-headed motor is fixedly connected to a transmission rod, the surface of the other end of the transmission rod is fixedly connected to a gear, and the side of the L-shaped frame away from the battery box group is fixedly connected to teeth, and the teeth are provided in plurality and distributed at equal distances, and the inner side of the teeth meshes with the surface of the gear.

[0009] As a preferred embodiment of the utility model, the positioning assembly includes a limit frame, a limit groove is provided on the outer side of the inner wall of the limit frame, the left and right sides of the dustproof net are movably connected to the outer side of the inner wall of the limit groove, and the bottom and top of the dustproof net are tightly fitted with the top and bottom of the inner wall of the limit frame.

[0010] As a preferred embodiment of the utility model, the inner wall of the air inlet is fixedly connected to a fixed frame, the four corners of the rear side of the limit frame are fixedly connected to positioning rods, the other end of the positioning rod passes through the fixed frame and extends to the rear side of the fixed frame, and the positioning rod is movably connected to the fixed frame.

[0011] As a preferred embodiment of the utility model, the four corners of the rear side of the supply fan are fixedly connected with a linkage frame, through grooves are opened on both sides of the top and bottom of the limit frame, the linkage frame is L-shaped, and the top of the linkage frame is movably connected to the top of the inner wall of the through groove.

[0012] As a preferred embodiment of the utility model, two slide grooves are provided on the front sides of the left and right sides of the air duct pipe, and a slide bar is fixedly connected to the inner side of the L-shaped frame, and the surface of the slide bar is slidably connected to the inner wall of the slide groove.

[0013] As a preferred embodiment of the utility model, the bottom of the left and right front sides of the air duct are fixedly connected to support plates, the top of the support plate is movably connected to a side of the L-shaped frame close to the battery box group, and a plurality of reinforcement plates are fixedly connected to the inner side of the L-shaped frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides an L-shaped frame, and by moving the L-shaped frame forward, the supply fan can be driven to move forward, so that it can be separated from the air duct pipe. At the same time, it solves the problem that the supply fan and the dustproof net are fixedly installed at one end of the air duct pipe, so it is difficult for the user to move and clean the dustproof net, and when the supply fan fails, it is difficult for the user to separate it from the air duct pipe, and the maintenance is not convenient. The utility model achieves the effect of facilitating the maintenance and cleaning of the supply fan and the dustproof net.

[0016] 2. The utility model sets a transmission component, and by starting the double-headed motor, the output end of the double-headed motor can drive the transmission rod to rotate, and the rotation of the transmission rod can drive the gear to rotate. Since the gear is engaged with the teeth, the rotation of the gear can drive the L-shaped frame to move forward and backward, so that the user can adjust the position of the supply fan conveniently.

[0017] 3. The utility model sets a positioning component, so that the air inlet can limit the limit frame, the limit frame can limit the dust net, the limit groove can position the dust net inside the limit frame, and the dust net can be driven to move by moving the limit frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional explosion structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the three-dimensional explosion structure of the positioning component of the utility model.

[0021] In the figure: 1. battery box assembly; 2. air duct; 3. air inlet; 4. air outlet; 5. dust screen; 6. air supply fan; 7. L-shaped frame; 8. transmission assembly; 81. double-headed motor; 82. transmission rod; 83. gear; 84. teeth; 9. positioning assembly; 91. limit frame; 92. limit slot; 10. fixed frame; 11. positioning rod; 12. linkage frame; 13. through slot; 14. slide slot; 15. slide bar; 16. support plate; 17. reinforcement plate. DETAILED DESCRIPTION

[0022] 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.

[0023] like Figures 1 to 3As shown, a battery heat dissipation device provided by the utility model comprises a battery box group 1, an air duct pipe 2, an air inlet 3, an air outlet 4, a dustproof net 5 and a supply fan 6. The top of the battery box group 1 is connected with the bottom of the air duct pipe 2, the air inlet 3 is opened on the left side of the air duct pipe 2, the air outlet 4 is opened at the bottom of the left and right sides of the battery box group 1, the dustproof net 5 is located inside the air inlet 3, the surface of the supply fan 6 is movably connected to the inner wall of the air inlet 3, both sides of the left and right sides of the supply fan 6 are fixedly connected with L-shaped frames 7, the inner wall of the L-shaped frame 7 is movably connected to the surface of the air duct pipe 2, a transmission component 8 is fixedly installed on the front side of the top of the air duct pipe 2, and two positioning components 9 are arranged on the outside of the dustproof net 5.

[0024] refer to Figure 1 The transmission assembly 8 includes a double-headed motor 81, the output end of the double-headed motor 81 is fixedly connected to a transmission rod 82, the surface of the other end of the transmission rod 82 is fixedly connected to a gear 83, and the side of the L-shaped frame 7 away from the battery box group 1 is fixedly connected to a tooth 84, and the tooth 84 is provided with a plurality of teeth and is distributed at equal distances, and the inner side of the tooth 84 is meshed with the surface of the gear 83.

[0025] As a technical optimization scheme of the utility model, by setting up a transmission component 8, by starting the double-headed motor 81, the output end of the double-headed motor 81 can drive the transmission rod 82 to rotate, and the rotation of the transmission rod 82 can drive the gear 83 to rotate. Since the gear 83 is meshed with the teeth 84, the rotation of the gear 83 can drive the L-shaped frame 7 to move forward and backward, thereby facilitating the user to adjust the position of the supply fan 6.

[0026] refer to Figure 3 The positioning assembly 9 includes a limit frame 91, and a limit groove 92 is provided on the outer side of the inner wall of the limit frame 91. The left and right sides of the dustproof net 5 are movably connected to the outer side of the inner wall of the limit groove 92, and the bottom and top of the dustproof net 5 are tightly fitted with the top and bottom of the inner wall of the limit frame 91.

[0027] As a technical optimization solution of the utility model, by setting a positioning component 9, the air inlet 3 can limit the limit frame 91, the limit frame 91 can limit the dustproof net 5, the limit groove 92 can position the dustproof net 5 inside the limit frame 91, and the dustproof net 5 can be driven to move by moving the limit frame 91.

[0028] refer to Figure 3 The inner wall of the inner wall of the air inlet 3 is fixedly connected with a fixing frame 10, and the four corners of the rear side of the limit frame 91 are fixedly connected with positioning rods 11. The other end of the positioning rod 11 passes through the fixing frame 10 and extends to the rear side of the fixing frame 10. The positioning rod 11 is movably connected to the fixing frame 10.

[0029] As a technical optimization solution of the utility model, by setting a fixed frame 10 and a positioning rod 11, the fixed frame 10 can limit the positioning rod 11 up, down, left, and right, and the positioning rod 11 can limit the limit frame 91 up, down, left, and right, thereby improving the stability of the limit frame 91.

[0030] refer to Figure 3 The four corners of the rear side of the supply fan 6 are fixedly connected with a linkage frame 12, and both sides of the top and bottom of the limit frame 91 are provided with through grooves 13. The linkage frame 12 is L-shaped, and the top of the linkage frame 12 is movably connected to the top of the inner wall of the through groove 13.

[0031] As a technical optimization solution of the utility model, by setting a linkage frame 12 and a through slot 13, moving the supply fan 6 toward the front side can drive the linkage frame 12 to move toward the front side, and moving the linkage frame 12 toward the front side can drive the limit frame 91 and the dustproof net 5 to move toward the front side, thereby facilitating the user to move the supply fan 6 and the dustproof net 5 at the same time.

[0032] refer to Figure 2 Two slide grooves 14 are provided on the front sides of the left and right sides of the air duct 2 , and a slide bar 15 is fixedly connected to the inner side of the L-shaped frame 7 , and the surface of the slide bar 15 is slidably connected to the inner wall of the slide groove 14 .

[0033] As a technical optimization solution of the utility model, by setting the slide groove 14 and the slide bar 15, the movement of the L-shaped frame 7 can drive the slide bar 15 to slide inside the slide groove 14, and the slide groove 14 can limit the slide bar 15 and the L-shaped frame 7 up, down, left and right, thereby improving the movement efficiency of the L-shaped frame 7.

[0034] refer to Figure 2 The bottom of the left and right front sides of the air duct 2 are fixedly connected with support plates 16, the top of the support plate 16 is movably connected to the side of the L-shaped frame 7 close to the battery box group 1, and the inner side of the L-shaped frame 7 is fixedly connected with several reinforcement plates 17.

[0035] As a technical optimization solution of the utility model, by providing a support plate 16 and a reinforcement plate 17, the support plate 16 can support the L-shaped frame 7, thereby improving the stability of the movement of the L-shaped frame 7, and the reinforcement plate 17 can improve the stability between the L-shaped frames 7.

[0036] The working principle and use process of the utility model are as follows: during use, when it is necessary to repair and clean the supply fan 6 and the dustproof net 5, the double-headed motor 81 is first started to enable the output end of the double-headed motor 81 to drive the transmission rod 82 to rotate, and the rotation of the transmission rod 82 can drive the gear 83 to rotate. Since the gear 83 is meshed with the teeth 84, the rotation of the gear 83 can drive the L-shaped frame 7 to move forward, and the movement of the L-shaped frame 7 to the forward side can drive the supply fan 6 to move forward. When the supply fan 6 is moved out from the inside of the air inlet 3, the user can repair and clean it. At the same time, the movement of the supply fan 6 to the forward side can drive the linkage frame 12 to move forward, and the movement of the linkage frame 12 to the forward side can drive the limit frame 91 and the dustproof net 5 to move forward. At this time, the positioning rod 11 is separated from the fixed frame, and when the limit frame 91 is moved out of the inside of the air inlet 3, the user can separate the dustproof net 5 from the limit frame 91 by moving the limit frame 91 in the direction away from the dustproof net 5, thereby facilitating the user to clean the dustproof net 5.

[0037] To sum up: this battery cooling device, by setting an L-shaped frame 7, can drive the supply fan 6 to move forward by moving the L-shaped frame 7 forward, so that it can be separated from the air duct pipe 2, which solves the problem that the supply fan and the dustproof net are fixedly installed at one end of the air duct pipe, so it is difficult for the user to move and clean the dustproof net, and when the supply fan fails, it is difficult for the user to separate it from the air duct pipe, and the maintenance is not convenient enough.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] 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 battery heat dissipation device, comprising a battery box group (1), an air duct (2), an air inlet (3), an air outlet (4), a dust screen (5) and a blower fan (6), characterized in that: The top of the battery box group (1) is connected to the bottom of the air duct tube (2); the air inlet (3) is provided on the left side of the air duct tube (2); the air outlet (4) is provided at the bottom of the left and right sides of the battery box group (1); the dustproof net (5) is located inside the air inlet (3); the surface of the air supply fan (6) is movably connected to the inner wall of the air inlet (3); both sides of the left and right sides of the air supply fan (6) are fixedly connected to an L-shaped frame (7); the inner wall of the L-shaped frame (7) is movably connected to the surface of the air duct tube (2); a transmission component (8) is fixedly installed on the front side of the top of the air duct tube (2); and two positioning components (9) are arranged on the outer side of the dustproof net (5).

2. A battery heat dissipation device as claimed in claim 1, characterized in that: The transmission assembly (8) comprises a double-headed motor (81), the output end of the double-headed motor (81) is fixedly connected to a transmission rod (82), the surface of the other end of the transmission rod (82) is fixedly connected to a gear (83), and a side of the L-shaped frame (7) away from the battery box group (1) is fixedly connected to teeth (84), a plurality of teeth (84) are provided and are distributed at equal distances, and the inner side of the teeth (84) meshes with the surface of the gear (83).

3. A battery heat dissipation device as claimed in claim 1, characterized in that: The positioning assembly (9) comprises a limit frame (91), the outer side of the inner wall of the limit frame (91) is provided with a limit groove (92), the left and right sides of the dustproof net (5) are movably connected to the outer side of the inner wall of the limit groove (92), and the bottom and top of the dustproof net (5) are tightly fitted to the top and bottom of the inner wall of the limit frame (91).

4. A battery heat dissipation device as claimed in claim 3, characterized in that: The inner wall of the air inlet (3) is fixedly connected to a fixing frame (10), and the four corners of the rear side of the limiting frame (91) are fixedly connected to positioning rods (11), the other end of the positioning rod (11) passes through the fixing frame (10) and extends to the rear side of the fixing frame (10), and the positioning rod (11) is movably connected to the fixing frame (10).

5. A battery heat dissipation device as claimed in claim 3, characterized in that: The four corners of the rear side of the air supply fan (6) are fixedly connected to a linkage frame (12), and both sides of the top and bottom of the limit frame (91) are provided with through slots (13), the linkage frame (12) is arranged in an L shape, and the top of the linkage frame (12) is movably connected to the top of the inner wall of the through slot (13).

6. A battery heat dissipation device as claimed in claim 1, characterized in that: Two slide grooves (14) are provided on the front sides of the left and right sides of the air duct tube (2); a slide bar (15) is fixedly connected to the inner side of the L-shaped frame (7); and the surface of the slide bar (15) is slidably connected to the inner wall of the slide groove (14).

7. A battery heat dissipation device as claimed in claim 1, characterized in that: The bottom of the left and right front sides of the air duct (2) are both fixedly connected to support plates (16), the top of the support plate (16) is movably connected to a side of the L-shaped frame (7) close to the battery box group (1), and the inner side of the L-shaped frame (7) is fixedly connected to a plurality of reinforcement plates (17).

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