CN215869636U - Energy storage lithium battery with heat dissipation waterproof function - Google Patents
Energy storage lithium battery with heat dissipation waterproof function Download PDFInfo
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- CN215869636U CN215869636U CN202121772558.3U CN202121772558U CN215869636U CN 215869636 U CN215869636 U CN 215869636U CN 202121772558 U CN202121772558 U CN 202121772558U CN 215869636 U CN215869636 U CN 215869636U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides an energy storage lithium battery with heat dissipation and waterproof functions, which comprises: a first housing; an aluminum second shell is arranged in the first shell; a gap is arranged between the second shell and the first shell; the left side and the right side of the second shell are provided with isolation plates; the separation plate separates the gap and is arranged along the length direction of the second shell; the second shell is divided into a first cavity and a second cavity; a battery pack is arranged in the first cavity; a circuit board is arranged in the second cavity; the battery pack is electrically connected with the circuit board; the second shell is arranged in the first shell, and the first shell is divided into a first cavity and a second cavity; battery packs are arranged in the first cavity respectively, and a circuit board is arranged in the second cavity; the battery pack and the circuit board are separately arranged, so that different heat dissipation assemblies can be arranged to dissipate heat for the first cavity and the second cavity according to different characteristics of the circuit board and the battery pack.
Description
Technical Field
The utility model relates to the technical field of energy storage products, in particular to an energy storage lithium battery with a heat dissipation and waterproof function.
Background
The energy storage battery mainly refers to a storage battery used for storing energy sources in solar power generation equipment, wind power generation equipment and renewable energy sources, the existing energy storage battery is mainly a lithium battery, the existing lithium battery has obvious advantages compared with the traditional lead-acid storage battery, the energy ratio of the battery is higher, the service life of the battery is longer, the rated mass of the battery is lighter, and the battery is more energy-saving and environment-friendly.
At present, the energy storage battery is directly connected with the battery core, then the inverter is connected, the inverter is a circuit board and is not packaged, the inverter and the battery are placed together, the use can be satisfied, but the lithium battery can generate a large amount of heat when in use, the heat is gathered in the battery and cannot be dissipated, the use effect of the lithium battery is influenced, the service life is prolonged, the waterproof and dustproof effect of the lithium battery is poor, and the waterproof and dustproof effect cannot be achieved. The cooling effect can not be ensured, and meanwhile, the maintenance is inconvenient and potential safety hazards are generated.
SUMMERY OF THE UTILITY MODEL
The utility model provides an energy storage lithium battery with a heat dissipation and waterproof function, which is used for solving the technical problems of poor heat dissipation effect, difficult maintenance and poor waterproof performance of the conventional lithium battery.
An energy storage lithium battery with heat dissipation waterproof function includes: a first housing; a second shell is arranged in the first shell; a gap is arranged between the second shell and the first shell; the left side and the right side of the second shell are provided with isolation plates; the separation plate separates the gap to form a first air duct and a second air duct; the isolation plate is arranged along the length direction of the second shell; the second shell is divided into a first cavity and a second cavity; a battery pack is arranged in the first cavity; a circuit board is arranged in the second cavity; the battery pack is electrically connected with the circuit board.
Preferably, the method further comprises the following steps: a heat conductive layer; the heat conduction layer is clamped between the battery pack and the inner side wall of the second shell; the heat conducting layer is used for transferring heat generated by the battery pack to the second shell; the heat conduction layer is arranged along the length direction of the second shell.
Preferably, the device further comprises a radiator; two groups of radiators are arranged; the radiators are respectively arranged on two opposite outer side walls of the second shell; the two radiators are arranged along the length direction of the second shell; one radiator and the heat conduction layer are arranged on the same side wall; the radiator comprises a plurality of short radiating fins, a plurality of long radiating fins and a U-shaped plate; the short radiating fins and the long radiating fins are alternately arranged on the U-shaped plate to form the radiator.
Preferably, a louver and a heat dissipation fan are arranged on the side wall of the first shell; the louver and the heat radiation fan are oppositely arranged on the short side of the first shell; the heat radiation fan sucks airflow from the shutter, passes through a gap between the first shell and the second shell, and is discharged by the heat radiation fan.
Preferably, a sealing tape is disposed at a connection position of the isolation plate and the first housing.
Preferably, the first shell is a plastic shell; the second shell is an aluminum shell.
Preferably, the heat conducting layer is internally provided with a cavity; a water inlet and a water outlet are formed in the side wall of the heat conduction layer; the inside of heat-conducting layer is provided with the guide plate, the guide plate is the S-shaped setting and is in the cavity of heat-conducting layer.
Preferably, the method further comprises the following steps: a cooling circulation component; the cooling circulation assembly includes: a water tank, a water pump, a water supply pipe and a water return pipe; the water pump is arranged in the water tank; the two ends of the water supply pipe are respectively connected with the water pump and the water inlet; and two ends of the water return pipe are respectively connected with the water outlet and the water tank.
Preferably, the heat dissipation fan is a waterproof fan.
The working principle and the beneficial effects of the utility model are as follows:
the second shell is arranged in the first shell, and the first shell is divided into a first cavity and a second cavity; battery packs are arranged in the first cavity respectively, and a circuit board is arranged in the second cavity; the battery pack and the circuit board are separately arranged, so that different heat dissipation assemblies can be arranged to dissipate heat for the first cavity and the second cavity according to different characteristics of the circuit board and the battery pack.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of an energy storage lithium battery with heat dissipation and waterproof functions according to an embodiment of the utility model;
FIG. 2 is a schematic structural diagram of a cooling cycle assembly according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a water tank in an embodiment of the utility model.
The heat dissipation device comprises a shell, a heat dissipation layer, a heat conduction layer, a heat radiator, a louver, a heat dissipation fan, a sealing strip, a water pump, a water supply pipe, a water return pipe, a water tank, a guide plate, a water inlet, a water outlet, a water return pipe, a water inlet, a water return pipe, a first air outlet, a second cavity, a 20 air duct and a first air duct.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The embodiment of the utility model provides an energy storage lithium battery with a heat dissipation and waterproof function, which comprises: a first housing 1; a second shell 2 is arranged in the first shell 1; a gap is arranged between the second shell 2 and the first shell 1; the left side and the right side of the second shell 2 are provided with isolation plates 3; the partition plate 3 separates the gap, and the partition plate 3 is arranged along the length direction of the second shell 2; the second shell 2 is divided into a first cavity 18 and a second cavity 19; the battery pack 4 is arranged in the first cavity 18; a circuit board 5 is arranged in the second cavity 19; the battery pack 4 is electrically connected to the circuit board 5.
The working principle of the technical scheme is as follows: arranging a first shell 1 on the outermost layer and arranging a second shell 2 in the first shell 1; a gap is arranged between the first shell 1 and the second shell 2; the gaps are separated by the isolation plates 3; the partition plates 3 are disposed on the left and right sides of the second housing 2, and are disposed along the length direction of the second housing 2, as shown in fig. 1; and divides the second housing 2 into a first cavity 18 and a second cavity 19; arranging the battery pack 4 in the first cavity 18, arranging the circuit board 5 in the second cavity 19, and connecting the battery pack 4 with the circuit board 5 through a lead; the circuit board 5 and the battery pack 4 are separately arranged in different cavities, so that heat dissipation is facilitated; the circuit board 5 may be disposed in the second cavity 19 by means of bolt fastening, or the inverter may be cast in an aluminum case by means of resin; the battery pack 4 may be fixedly disposed within the first cavity 18 by a battery stand or bolts.
The beneficial effects of the above technical scheme are: the plastic shell is arranged to protect the aluminum shell; rainwater can be prevented from entering the aluminum shell; since the circuit board 5 and the battery pack 4 generate different amounts of heat, the battery pack 4 is disposed in the first cavity 18; the circuit board 5 is arranged in the second cavity 19; the heat dissipation of the battery pack 4 and the circuit board 5 is facilitated; meanwhile, the heat dissipation treatment of the battery pack 4 and the inverter is facilitated, and the maintenance of the battery pack 4 and the inverter is also facilitated; the arranged separation plate 3 divides the gap into two parts; a first air duct 21 and a second air duct 20 are formed, one air duct passing through the side where the circuit board 5 is disposed; the other duct passes through the side where the battery pack 4 is disposed.
In one embodiment, further comprising: a heat conducting layer 6; one face of the heat conductive layer 6 is arranged on the side wall of the first cavity 18; the other surface of the heat conduction layer 6 is arranged in contact with the battery pack 4; and the heat conducting layer 6 is arranged along the length direction of the aluminum shell.
The working principle of the technical scheme is as follows: by arranging the heat conducting layer 6 in the first cavity 18, the heat conducting layer 6 is in contact with the battery pack 4, and heat generated on the battery pack 4 is transferred to the heat conducting layer 6; preferably, the heat conduction layer 6 can be wrapped on the battery pack 4, and the heat conduction layer 6 wrapped is better in cooling effect.
The beneficial effects of the above technical scheme are: the heat conducting layer 6 is arranged to transfer heat generated by the battery pack 4 to the heat conducting layer 6, so that the heat conducting function is achieved, and meanwhile, the heat radiating effect can be achieved to a certain extent; the heat conducting layer 6 arranged at the same time assists the battery pack 4 to discharge heat generated by the battery pack 4 from the aluminum shell.
In one embodiment: also comprises a radiator 7; the radiator 7 is arranged in a U shape; the heat sink 7 is disposed on two opposite outer side walls of the second housing 2; the radiator 7 is arranged along the length direction of the aluminum shell; the radiator 7 comprises a plurality of short radiating fins and a plurality of long radiating fins; the short radiating fins and the long radiating fins are arranged at intervals to form a radiator 7.
The beneficial effects of the above technical scheme are: the side wall of the aluminum shell is fixedly provided with the radiator 7, so that the radiating effect can be improved; the heat sink 7 includes a plurality of fins and a connecting plate; the heat radiating fins 7 include long heat radiating fins and short heat radiating fins; the long radiating fins and the short radiating fins are arranged on the connecting plate at intervals, the connecting plate is arranged on two outer side walls of the second shell 2 in a U shape and is arranged oppositely, and the structure is shown in figure 1; one of the heat sinks 7 is arranged on the same side wall as the heat conducting layer 6; the heat conduction layer 6 is arranged on the inner side wall; the heat sink 7 is disposed on the outer sidewall; a part of the heat conducting layer 6 can be dissipated.
In one embodiment, the side wall of the first casing 1 is provided with a louver 8 and a heat radiation fan 9; the louver 8 and the heat radiation fan 9 are arranged opposite to each other on the short side of the first housing 1; the heat dissipation fan 9 sucks the airflow from the louver 8, passes through the gap between the first casing 1 and the second casing 2, and is discharged by the heat dissipation fan 9.
The working principle of the technical scheme is as follows: a shutter 8 and a heat radiation fan 9 are arranged on the first shell 1; the shutter 8 and the heat radiation fan 9 are both arranged on the short side of the first shell 1 and are arranged oppositely; the specific arrangement is shown in figure 1; the shutter 8 can ensure that rainwater or other liquid cannot enter the aluminum shell when raining or under the condition of other liquid; the battery pack 4 and the inverter in the aluminum shell are protected; the louver 8 is equal to the air inlet, and the heat radiation fan 9 is used for the air outlet; the airflow enters the gap between the first shell 1 and the second shell 2 from the shutter 8 and is exhausted through the heat radiation fan 9; when the airflow passes through the radiator 7 arranged in the gap, a part of heat can be taken away, so that the heat is dissipated from the gap; the heat dissipation effect is improved.
In one embodiment, a sealing tape 10 is provided at the junction of the partition plate 3 and the first housing 1.
The beneficial effects of the above technical scheme are: the partition board 3 is arranged to generate two air channels in the gap, and the sealing tape 10 is arranged on the partition board 3 to prevent the two air channels from affecting each other.
In one embodiment, the first housing 1 is a plastic shell; the second shell 2 is an aluminum shell.
The beneficial effects of the above technical scheme are: the inner layer structure and the outer layer structure are better sealed, and water is not easy to enter; the plastic shell arranged outside can keep the stable property after being drenched; the inner layer is made of an aluminum alloy shell, so that cooling is facilitated, and the first shell 1 is sealed to be a plastic shell;
in one embodiment, a baffle is also disposed within the first cavity; the baffle separates the thermally conductive layer from the battery pack; the heat conduction layer 6 is internally provided with a cavity; a water inlet 16 and a water outlet 17 are arranged on the side wall of the heat conduction layer 6; a guide plate 15 is arranged in the heat conduction layer 6, and the guide plate 15 is arranged in the cavity of the heat conduction layer 6 in an S shape.
The working principle of the technical scheme is as follows: by arranging the heat conducting layer 6 as a cavity mechanism, arranging a plurality of flow guide plates 15 in the cavity, forming an S-shaped loop in the aluminum shell after the flow guide plates 15 are arranged, and the left side and the right side of the aluminum shell are respectively provided with a water inlet 16 and a water outlet 17, the water inlet 16 and the water outlet 17 can be provided with external threads or internal threads, so that the connection is convenient, cooling water can enter the aluminum shell, the cooling water can play a role in cooling when flowing in a loop, in order to protect the battery pack from being damaged, a baffle is arranged between the battery pack and the heat conduction layer to avoid the damage of the heat conduction layer and the water flowing out of the diversion layer to cause the short circuit of the battery pack due to the water, the explosion, the combustion and the like, it should be noted that the baffle needs to be seamlessly connected with the side wall of the first shell, so that water cannot flow out of the baffle after the heat conduction layer is damaged, and the battery cannot be damaged; simultaneously, the baffle also needs to possess the heat conduction function, and the baffle is in contact with the heat conduction layer, guarantees to set up behind the baffle, and the heat-conducting layer also can be fine plays the radiating effect to the group battery.
The beneficial effects of the above technical scheme are: the inside of the heat conduction layer 6 is arranged into a cavity, the guide plate 15 is arranged in the cavity, and the guide plate 15 enables cooling water to flow along the guide plate 15 in the aluminum shell, so that the high temperature generated by the battery pack 4 can be greatly reduced; and use water-cooling, water-cooled noise is low, the heat-sinking capability is strong, protection group battery 4 that simultaneously can be better, increase of service life.
In one embodiment, further comprising: a cooling circulation component; the cooling circulation assembly includes: a water tank 14, a water pump 11, a water supply pipe 12 and a water return pipe 13; the water pump 11 is arranged in the water tank 14; the two ends of the water supply pipe 12 are respectively connected with the water pump 11 and the water inlet 16; and two ends of the water return pipe 13 are respectively connected with the water outlet 17 and the water tank 14.
The working principle of the technical scheme is as follows: the cooling circulation component provides cooling water for the heat conducting layer 6, the cooling circulation component can be arranged on one side of the aluminum shell, and can be arranged in the aluminum shell if the space in the aluminum shell is sufficient and the heat dissipation is not influenced; the water pump 11 arranged in the water tank 14 enables water to flow into the heat conduction layer 6 and enables water to circulate, the water pump 11 is connected with the water supply pipe 12, the connection place of the water supply pipe 12 and the heat conduction layer 6 can be provided with internal threads, so that the water supply pipe 12 and the water inlet 16 on the heat conduction layer 6 can be conveniently detached, and of course, the connection mode of the water supply pipe 12 and the water inlet 16 on the heat conduction layer 6 can also be fixed connection; the water return pipe 13 is connected with a water outlet 17 on the heat conduction layer 6, and water is discharged from the heat conduction layer 6, so that the cooling circulation component and the cooling circulation component form a complete cooling loop.
The beneficial effects of the above technical scheme are: through set up water pump 11 in water tank 14, make water pump 11 be connected with the water inlet 16 on the heat-conducting layer 6, cooling water takes out the delivery pipe 12 that flows through from water pump 11 and flows into heat-conducting layer 6 from the water inlet 16 that sets up on heat-conducting layer 6, then through guide plate 15, discharge from delivery port 17, then flow through wet return 13 and flow into water tank 14, make cooling circulation subassembly and heat-conducting layer 6 form the return circuit of a cooling, the cooling efficiency of cooling circulation subassembly has been improved, the temperature in the aluminum hull has been reduced by a wide margin.
In one embodiment, the heat dissipation fan 9 is a waterproof fan.
The beneficial effects of the above technical scheme are: the waterproof fan can be continuously used after water spraying, meanwhile, the mode fan can be that the air flow direction of the centrifugal fan is vertical to the rotating shaft, and the air flow direction of the common axial flow fan is parallel to the rotating shaft; the structure has high heat dissipation efficiency, relatively good heat dissipation effect, strong applicability of the centrifugal fan, low noise, stable operation and convenient maintenance.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The utility model provides an energy storage lithium cell with waterproof function dispels heat which characterized in that includes: a first housing (1);
a second shell (2) is arranged in the first shell (1); a gap is arranged between the second shell (2) and the first shell (1); isolation plates (3) are arranged on the left side and the right side of the second shell (2); the partition plate (3) separates the gap to form a first air duct (21) and a second air duct (22); the isolation plate (3) is arranged along the length direction of the second shell (2);
the second shell (2) is divided into a first cavity (18) and a second cavity (19); a battery pack (4) is arranged in the first cavity (18); a circuit board (5) is arranged in the second cavity (19); the battery pack (4) is electrically connected with the circuit board (5).
2. An energy storage lithium battery having heat dissipation and waterproofing functions as claimed in claim 1, further comprising: a heat conducting layer (6);
the heat conduction layer (6) is clamped between the battery pack (4) and the inner side wall of the second shell (2); the heat conducting layer (6) is used for transferring heat generated by the battery pack (4) to the second shell (2); the heat conducting layer (6) is arranged along the length direction of the second shell (2).
3. An energy storage lithium battery with heat dissipation and waterproofing functions as claimed in claim 2, characterized by further comprising a heat sink (7);
two groups of radiators (7) are arranged; the radiators (7) are respectively arranged on two opposite outer side walls of the second shell (2); the two radiators (7) are arranged along the length direction of the second shell (2); one of the heat sinks (7) is arranged on the same side wall with the heat conducting layer (6);
the radiator (7) comprises a plurality of short radiating fins, a plurality of long radiating fins and a U-shaped plate; the short radiating fins and the long radiating fins are alternately arranged on the U-shaped plate to form a radiator (7).
4. The energy storage lithium battery with heat dissipation and waterproof functions as claimed in claim 2, characterized in that the side wall of the first shell (1) is provided with a louver (8) and a heat dissipation fan (9); the louver (8) and the heat radiation fan (9) are oppositely arranged on the short side of the first shell (1); the heat radiation fan (9) sucks the airflow from the shutter (8), passes through a gap between the first shell (1) and the second shell (2), and is discharged by the heat radiation fan (9).
5. The energy storage lithium battery with heat dissipation and waterproof functions as claimed in claim 2, characterized in that the joint of the separator (3) and the first casing (1) is provided with a sealing tape (10).
6. The energy storage lithium battery with heat dissipation and waterproof functions as claimed in claim 2, characterized in that the first casing (1) is a plastic casing; the second shell (2) is an aluminum shell.
7. The energy storage lithium battery with heat dissipation and waterproof functions as claimed in claim 4, characterized in that the heat dissipation fan (9) is a waterproof fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772558.3U CN215869636U (en) | 2021-07-30 | 2021-07-30 | Energy storage lithium battery with heat dissipation waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772558.3U CN215869636U (en) | 2021-07-30 | 2021-07-30 | Energy storage lithium battery with heat dissipation waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215869636U true CN215869636U (en) | 2022-02-18 |
Family
ID=80329148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121772558.3U Active CN215869636U (en) | 2021-07-30 | 2021-07-30 | Energy storage lithium battery with heat dissipation waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215869636U (en) |
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2021
- 2021-07-30 CN CN202121772558.3U patent/CN215869636U/en active Active
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