CN219979653U

CN219979653U - Heat dissipation mechanism for battery module

Info

Publication number: CN219979653U
Application number: CN202321275712.5U
Authority: CN
Inventors: 涂思敏; 罗昌根
Original assignee: Yanlai New Material Technology Fujian Co ltd
Current assignee: Yanlai New Material Technology Fujian Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-07
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a heat dissipation mechanism for a battery module, which comprises a shell, wherein a battery module body is arranged in the shell, heat dissipation fans are arranged on two sides of the battery module body, through grooves are formed on two sides of the shell, heat dissipation plates are arranged in the through grooves on two sides of the shell, a transmission assembly is arranged in the shell, water cooling plates are connected to the side walls of the periphery of the battery module body, and a base is connected to the bottom of the battery module body. In the using process, the heat dissipation mechanism for the battery module can effectively dissipate heat of the battery module, the problem that the heat dissipation effect of a single heat dissipation fan is low, the whole temperature of a battery is easy to be uneven is solved, meanwhile, the fan pumps outside air into the battery protection cover, a large amount of dust is accumulated on a long-time ventilation hole to block the battery, and the heat dissipation effect of the battery is possibly poor is solved, so that the heat dissipation effect of the battery module is improved, and the practicability of the heat dissipation mechanism is improved.

Description

Heat dissipation mechanism for battery module

Technical Field

The utility model relates to the technical field of battery modules, in particular to a heat dissipation mechanism for a battery module.

Background

The new energy automobile is favored by the vast users because of the advantages of low use cost, easy maintenance, stable running, no gear shifting impact, environmental protection and the like, and most of the new energy automobiles are driven by one or more batteries, the batteries are important parts of the new energy automobile, and the battery module comprises: the battery holds subassembly, group battery, power connecting piece, power connecting wire, pencil buckle and signal acquisition subassembly, and the battery holds the subassembly and includes a plurality of baffles, and adjacent baffle detachably links to each other. The wire harness buckle is including having the body of wiring groove, and the radiating of battery directly influences the result of use and the life of battery, can set up heat dissipation mechanism in battery module and dispel the heat to the battery generally.

The existing heat dissipation mechanism of the battery of the new energy automobile utilizes fans to dissipate heat, the heat dissipation effect of a single heat dissipation fan is slower, the heat dissipation efficiency is low, the problem that the overall temperature of the battery is uneven easily can be caused, the service performance and the service life of the battery are affected, the use effect is not ideal, meanwhile, the fan pumps outside air into the battery protection cover, a large amount of dust can be accumulated on the vent hole of the shell protection cover of the battery when the battery is used for a long time, the heat dissipation effect of the battery is poor due to accumulation and blockage of a large amount of dust, the dust on the battery shell protection cover needs to be detached and cleaned, the working efficiency is reduced, and the practicality of the heat dissipation mechanism of the battery module is low. Therefore, we propose a heat dissipation mechanism for a battery module.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a heat dissipation mechanism for a battery module.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a cooling mechanism for battery module, includes the shell, the inside of shell is equipped with the battery module body, the both sides of battery module body all are equipped with radiator fan, logical groove has all been seted up to the both sides of shell, the heating panel is installed to shell both sides and lie in logical inslot, the inside of shell is provided with drive assembly, the lateral wall all is connected with the water-cooling piece around the battery module body, the bottom of battery module body is connected with the base, the bottom of base is equipped with the bracing piece, the interior bottom of shell is equipped with the cold water tank, cold water tank one side is connected with the raceway that is connected with a plurality of water-cooling pieces.

Preferably, the transmission assembly comprises a motor arranged on one side of the shell, the motor is fixedly arranged on the outer wall of one side of the shell through a bracket, screws are arranged in the shell and positioned on two sides of the battery module body, one end of one screw penetrates through the side wall of the shell and is in driving connection with the output end of the motor, the other end of the one screw is in rotating connection with the inner wall of one side of the shell through a shaft sleeve, and the other end of the one screw is in rotating connection with the inner walls of two sides of the shell through shaft sleeves.

Preferably, the transmission assembly further comprises a screw sleeve sleeved at two ends of the outer portion of the screw, one side, close to the battery module body, of the outer ring of the screw sleeve is fixedly mounted with one side of the cooling fan, two belt pulley sets are sleeved outside one end, close to the motor, of the screw rod and are located in the shell together, one side, outside one end of the screw rod and located in the belt pulley sets, of the screw rod is rotationally connected with the supporting plate, and the bottom of the supporting plate is fixedly mounted with the inner bottom of the shell.

Preferably, the transmission assembly further comprises a connecting block arranged on one side, far away from the battery module body, of the outer ring of the screw sleeve, the connecting block is fixedly connected with one side, far away from the screw sleeve, of the outer ring of the screw sleeve, and a hairbrush plate is fixedly arranged on one side, far away from the screw sleeve, of the connecting block.

Preferably, a one-way valve is arranged outside one end of the water delivery pipe, which is close to one side wall of the cold water tank, and the other end of the water delivery pipe penetrates through the top of the cold water tank and extends into the cold water tank.

Preferably, the bottom of base has offered a plurality of louvres that are linear array and distribute, and the bracing piece is two, two the top of bracing piece all with base bottom both sides fixed mounting, the bottom of bracing piece and the interior bottom fixed connection of shell.

Preferably, the heating panel runs through a plurality of ventilation holes that are linear array and distribute, heating panel one side just is located logical inslot wall fixed mounting and has the filter screen, and the filter screen is pressed close to with the brush board.

Preferably, two adjacent screw sleeves are sleeved with guide rods below the screw rods, one ends of the guide rods are fixedly connected with one side of the supporting plate, and the other ends of the guide rods are fixedly connected with one side inner wall of the shell.

The heat dissipation mechanism for the battery module has the beneficial effects that:

1. the starter motor drives one of them screw rod and rotates in the lump through the belt pulley group drive another screw rod simultaneously, makes a plurality of swivel joints produce lateral shifting, drives radiator fan and lasts the air-cooled heat dissipation to the battery module body, and the holistic temperature of battery module body is even is ensured in cooperation water-cooled heat dissipation, and the swivel joint can drive the brush board in the lump and continuously clear away the dirt that remains on ventilation hole on filter screen and the heating panel simultaneously when carrying out lateral shifting, prevents that impurity from blockking up the ventilation hole and causing the heat to be difficult to give off, promotes the radiating effect and the efficiency to the battery module body, is favorable to prolonging the performance and the life of battery module body.

2. The inside built-in water pump of start cold water tank draws water from the cold water tank inside, through raceway transmission and through a plurality of water-cooling piece, take away the heat on the water-cooling piece, the water transmission of raceway flows back to the cold water tank inside once more after round, accomplish the water-cooling radiating effect, make the bottom of battery module body through the base can dispel the heat Kong San calorific capacity, the bracing piece also gives out the space for the heat when providing holding power, further promote the radiating effect to the battery module body, promote radiating mechanism's practicality.

Drawings

Fig. 1 is a schematic structural view of a heat dissipation mechanism for a battery module according to the present utility model;

fig. 2 is a schematic diagram of a water cooling plate of a heat dissipation mechanism for a battery module according to the present utility model;

fig. 3 is a sectional view of a housing of a heat dissipation mechanism for a battery module according to the present utility model;

fig. 4 is a schematic structural view of a base of a heat dissipation mechanism for a battery module according to the present utility model;

fig. 5 is a schematic structural view of a brush plate of a heat dissipation mechanism for a battery module according to the present utility model.

In the figure: 1. a housing; 2. a motor; 3. a screw; 4. a screw sleeve; 5. a connecting block; 6. a brush plate; 7. a heat radiation fan; 8. a belt pulley set; 9. a support plate; 10. a battery module body; 11. a water cooling sheet; 12. a cold water tank; 13. a heat dissipation plate; 14. a water pipe; 15. a filter screen; 16. a base; 17. a support rod; 18. a guide rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 5, a heat dissipation mechanism for battery module, including shell 1, the inside of shell 1 is equipped with battery module body 10, the both sides of battery module body 10 all are equipped with radiator fan 7, logical groove has all been seted up to the both sides of shell 1, shell 1 both sides just are located logical inslot and install heating panel 13, the inside of shell 1 is provided with drive assembly, the lateral wall all is connected with water-cooling piece 11 around battery module body 10, the bottom of battery module body 10 is connected with base 16, the bottom of base 16 is equipped with bracing piece 17, the interior bottom of shell 1 is equipped with cold water tank 12, cold water tank 12 one side is connected with the raceway 14 that is connected with a plurality of water-cooling pieces 11.

The drive assembly includes the motor 2 of establishing in shell 1 one side, motor 2 passes through support and shell 1 one side outer wall fixed mounting, the inside of shell 1 just is located the both sides of battery module body 10 all is equipped with screw rod 3, one end of one of them screw rod 3 runs through shell 1 lateral wall and motor 2's output drive connection, and the other end passes through the axle sleeve rotation with one side inner wall of shell 1 and is connected, the both ends of another screw rod 3 all pass through the axle sleeve and are connected with shell 1's both sides inner wall rotation, setting through screw rod 3, make starter motor 2 drive one of them screw rod 3 rotate, drive another screw rod 3 simultaneously through belt pulley group 8 and rotate, two screw rods 3 rotate simultaneously, make a plurality of swivel nuts 4 produce lateral shifting, thereby drive radiator fan 7 and last the forced air cooling heat dissipation to battery module body 10, the holistic temperature of cooperation water-cooling heat dissipation guarantees battery module body 10 is even, promote the radiating effect and the efficiency to battery module body 10, be favorable to prolonging the performance and the life of battery module body 10.

The transmission assembly further comprises a threaded sleeve 4 sleeved at two ends outside the threaded rods 3, one side, close to the battery module body 10, of the outer ring of the threaded sleeve 4 is fixedly mounted with one side of the cooling fan 7, one end, close to the motor 2, of each threaded rod 3 is externally sleeved with a belt pulley group 8 in the shell 1, one end, outside of each threaded rod 3, of each belt pulley group 8 is rotatably connected with a supporting plate 9, the bottoms of the supporting plates 9 are fixedly mounted with the bottoms in the shell 1, and the supporting plates 9 can provide supporting force for the threaded rods 3 through the arrangement of the supporting plates 9, so that the threaded rods 3 can stably operate.

The transmission assembly further comprises a connecting block 5 arranged on one side, away from the battery module body 10, of the outer ring of the screw sleeve 4, the connecting block 5 is fixedly connected with one side, away from the screw sleeve 4, of the outer ring of the screw sleeve 4, a hairbrush plate 6 is fixedly arranged on one side, away from the screw sleeve 4, of the connecting block 5, and the hairbrush plate 6 is driven to move together through the connecting block 5 when the screw sleeve 4 moves.

One end externally mounted check valve that raceway 14 is close to cold water tank 12 a lateral wall, the top that the raceway 14 runs through cold water tank 12 extends to inside the cold water tank 12, through the setting of check valve, can effectively avoid the water reflux in the cold water tank 12 to the raceway 14 in, through battery module body 10 water cooling piece 11 all around, can carry out heat conduction to battery module body 10, start the built-in water pump of cold water tank 12 simultaneously and draw water from inside the cold water tank 12, pass through raceway 14 transmission and through a plurality of water cooling piece 11, take away the heat on the water cooling piece 11, the water of raceway 14 flows back inside the cold water tank 12 once more after the transmission round, accomplish the water cooling radiating effect.

The bottom of base 16 has seted up a plurality of louvres that are linear array and distribute, and bracing piece 17 is two, and the top of two bracing pieces 17 is all with base 16 bottom both sides fixed mounting, the bottom of bracing piece 17 and the bottom fixed connection in shell 1 for the bottom of battery module body 10 can be through the heat dissipation Kong San calorific capacity, and bracing piece 17 also gives out the space for the heat when providing holding power.

The heating panel 13 runs through a plurality of ventilation holes that are linear array and distribute, and heating panel 13 one side just is located logical inslot wall fixed mounting and has filter screen 15, and filter screen 15 is pressed close to with brush board 6 mutually, through the setting of brush board 6 for swivel nut 4 when carrying out lateral shifting, can drive brush board 6 in the lump and keep clear away the dirt that remains on ventilation hole on filter screen 15 and the heating panel 13, prevent that impurity from blockking up the ventilation hole and causing the heat to be difficult to give off.

The inside of two adjacent swivel nuts 4 and be located screw rod 3 below cover are equipped with guide bar 18, and one end of guide bar 18 and one side fixed connection of backup pad 9, the other end of guide bar 18 and one side inner wall fixed connection of shell 1 through the setting of guide bar 18 for swivel nut 4 can be along guide bar 18 horizontal lateral displacement, can not follow screw rod 3 and rotate together.

The use principle and the advantages are that: this scheme is in the use, when needs dispel the heat to battery module body 10, drive one of them screw rod 3 through starter motor 2 and rotate, drive another screw rod 3 through belt pulley group 8 simultaneously and rotate in the lump, two screw rods 3 rotate simultaneously, make a plurality of swivel nuts 4 produce lateral shifting, thereby drive radiator fan 7 and last the air-cooled heat dissipation to battery module body 10, cooperation water-cooled heat dissipation ensures that the holistic temperature of battery module body 10 is even, swivel nuts 4 are when carrying out lateral shifting simultaneously, can drive brush board 6 in the lump and keep clear away the dirt that the last residual of ventilation hole of filter screen 15 and heating panel 13, prevent that the impurity from blockking up the ventilation hole and causing the heat to be difficult to give off, promote radiating effect and efficiency to battery module body 10, be favorable to prolonging the performance and the life-span of battery module body 10.

The water pump built-in inside the cold water tank 12 is started to pump water from the inside of the cold water tank 12, the water pipe 14 is used for conveying and passing through the plurality of water cooling sheets 11, heat on the water cooling sheets 11 is taken away, the water of the water pipe 14 is conveyed for one round and then flows back into the inside of the cold water tank 12 again, the water cooling heat dissipation effect is achieved, the bottom of the battery module body 10 can emit heat through heat dissipation Kong San through the base 16, the supporting rod 17 also provides space for heat dissipation while providing supporting force, the heat dissipation effect on the battery module body 10 is further improved, and the practicability of a heat dissipation mechanism is improved.

To sum up: this cooling mechanism for battery module can dispel the heat to battery module effectively, has avoided single radiator fan radiating effect slower, can exist and cause battery overall temperature inhomogeneous easily, and the fan is in the inside with outside air suction battery protection casing simultaneously, can save on long-time ventilation hole and have a large amount of dust to stop up the phenomenon that can lead to the radiating effect of battery poor to promote the radiating effect to battery module, promote cooling mechanism's practicality.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a cooling mechanism for battery module, includes shell (1), its characterized in that, the inside of shell (1) is equipped with battery module body (10), the both sides of battery module body (10) all are equipped with radiator fan (7), logical groove has all been seted up to the both sides of shell (1), shell (1) both sides and be located logical inslot and install heating panel (13), the inside of shell (1) is provided with drive assembly, the lateral wall all is connected with water cooling piece (11) around battery module body (10), the bottom of battery module body (10) is connected with base (16), the bottom of base (16) is equipped with bracing piece (17), the inner bottom of shell (1) is equipped with cold water tank (12), cold water tank (12) one side is connected with raceway (14) that are connected with a plurality of water cooling pieces (11).

2. The heat dissipation mechanism for a battery module according to claim 1, wherein the transmission assembly comprises a motor (2) arranged on one side of the housing (1), the motor (2) is fixedly installed on the outer wall of one side of the housing (1) through a bracket, screws (3) are arranged in the housing (1) and positioned on two sides of the battery module body (10), one end of one screw (3) penetrates through the side wall of the housing (1) to be in driving connection with the output end of the motor (2), the other end of the screw is in rotating connection with the inner wall of one side of the housing (1) through a shaft sleeve, and two ends of the other screw (3) are in rotating connection with the inner walls of two sides of the housing (1) through shaft sleeves.

3. The heat dissipation mechanism for the battery module according to claim 1, wherein the transmission assembly further comprises screw sleeves (4) sleeved at two ends of the outer portion of the screw rod (3), one side, close to the battery module body (10), of the outer ring of the screw sleeves (4) is fixedly installed with one side of the heat dissipation fan (7), two belt pulley sets (8) are sleeved outside one end, close to the motor (2), of the screw rod (3) and located in the shell (1), one side, outside one end of the screw rod (3) and located in the belt pulley sets (8), of the screw rod is rotatably connected with a supporting plate (9), and the bottom of the supporting plate (9) is fixedly installed with the inner bottom of the shell (1).

4. The heat dissipation mechanism for the battery module according to claim 1, wherein the transmission assembly further comprises a connecting block (5) arranged on one side, far away from the battery module body (10), of the outer ring of the screw sleeve (4), the connecting block (5) is fixedly connected with one side, far away from the screw sleeve (4), of the outer ring of the screw sleeve (4), and a hairbrush plate (6) is fixedly arranged on one side, far away from the screw sleeve (4), of the connecting block (5).

5. The heat dissipation mechanism for a battery module according to claim 1, wherein a one-way valve is installed outside one end of the water pipe (14) close to one side wall of the cold water tank (12), and the other end of the water pipe (14) extends into the cold water tank (12) through the top of the cold water tank (12).

6. The heat dissipation mechanism for the battery module according to claim 1, wherein a plurality of heat dissipation holes distributed in a linear array are formed in the bottom of the base (16), two support rods (17) are arranged, the tops of the two support rods (17) are fixedly mounted on two sides of the bottom of the base (16), and the bottom of the support rod (17) is fixedly connected with the inner bottom of the shell (1).

7. The heat dissipation mechanism for the battery module according to claim 1, wherein the heat dissipation plate (13) is penetrated with a plurality of vent holes distributed in a linear array, a filter screen (15) is fixedly arranged on one side of the heat dissipation plate (13) and positioned on the inner wall of the through groove, and the filter screen (15) is close to the brush plate (6).

8. The heat dissipation mechanism for a battery module according to claim 3, wherein guide rods (18) are sleeved in the two adjacent screw sleeves (4) and below the screw rods (3), one ends of the guide rods (18) are fixedly connected with one side of the supporting plate (9), and the other ends of the guide rods (18) are fixedly connected with one side inner wall of the housing (1).