CN112018281A - High-reliability lithium battery for solar energy storage - Google Patents
High-reliability lithium battery for solar energy storage Download PDFInfo
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- CN112018281A CN112018281A CN201910466146.8A CN201910466146A CN112018281A CN 112018281 A CN112018281 A CN 112018281A CN 201910466146 A CN201910466146 A CN 201910466146A CN 112018281 A CN112018281 A CN 112018281A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/623—Portable devices, e.g. mobile telephones, cameras or pacemakers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
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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
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- Manufacturing & Machinery (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a high-reliability lithium battery for solar energy storage in the technical field of lithium batteries, which comprises a shell, the inner cavity of the shell is movably provided with a heat conducting piece, the front side and the rear side of the bottom of the heat conducting piece are fixedly connected with the inner wall of the bottom of the shell through two groups of buffer springs, when the lithium battery is used, the heat conducting shell absorbs heat generated by the lithium battery main body during working, the micro pump injects cooling liquid in the cooling liquid tank into the liquid inlet hose, the cooling liquid flows in the cooling liquid flowing pipe, the heat is taken out of the shell through the flow of the cooling liquid, the cooling liquid for heat exchange flows and circulates into the cooling liquid tank finally for efficient heat dissipation, meanwhile, the heat dissipation fan is opened to downwards extract the heat inside the shell, so that the heat is outwards discharged through the heat dissipation holes, the heat dissipation effect on the lithium battery main body is achieved, and the service life of the lithium battery main body is prolonged.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a high-reliability lithium battery for solar energy storage.
Background
The lithium battery is a primary battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, and is different from a rechargeable battery lithium ion battery and a lithium ion polymer battery, the existing lithium battery is generally matched with solar energy for use, but the existing lithium battery for solar energy storage has poor heat dissipation performance, the working temperature of the battery is high in the long-term working process, internal heat cannot be rapidly discharged, and the battery is damaged, and meanwhile, when the existing lithium battery is accidentally impacted in the carrying process, the existing lithium battery is easy to damage and has poor impact resistance.
Disclosure of Invention
The present invention is directed to a high-reliability lithium battery for solar energy storage, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a high-reliability lithium battery for solar energy storage comprises a shell, wherein a heat conducting part is movably arranged in an inner cavity of the shell, a lithium battery main body is arranged at the top of the heat conducting part, guide rods are movably inserted around the heat conducting part, the bottoms of the guide rods are fixedly connected with the inner wall of the bottom of the shell, four groups of guide rods are fixedly provided with fixed blocks at the tops of the guide rods, springs are sleeved on the outer walls of the guide rods and are positioned between the fixed blocks and the heat conducting part, the front side and the rear side of the bottom of the heat conducting part are fixedly connected with the inner wall of the bottom of the shell through two groups of buffer springs which are positioned at the inner side of the guide rods, a heat dissipation fan is arranged at the middle part of the inner wall of the bottom of the shell and is positioned at the inner side of the buffer springs, stoppers are fixedly sleeved, the louvre that is linked together with the recess is evenly seted up to the shell bottom, the shell top is run through at lithium cell main part top, and the opening that matches with lithium cell main part is seted up at the shell top.
Further, heat-conducting piece is including fixing the heat conduction shell in lithium cell main part bottom, the coolant flow pipe is installed through the U-shaped connecting piece to heat conduction shell inner chamber, coolant flow pipe right-hand member runs through heat conduction shell right side and is connected with the play liquid hose, the left end of coolant flow pipe is connected with the extension pipe of horizontal setting, and the extension pipe is located coolant flow pipe rear side, the extension pipe other end runs through heat conduction shell right side and is connected with the feed liquor hose, the feed liquor hose all runs through the shell right side with the play liquid hose other end, shell right side outer wall is provided with the coolant liquid case, and is provided with the micropump in the coolant liquid case, and the feed liquor hose right-hand member runs through the coolant liquid case and is connected with micropump play liquid end, and goes.
Furthermore, flow through holes are uniformly formed in the top and the top of the heat conduction shell, and the flow through holes in the top and the bottom are staggered.
Further, a lifting handle is arranged at the top of the shell, and a rubber anti-slip sleeve is sleeved on the outer wall of the lifting handle.
Furthermore, the opening inner wall that matches with the lithium cell main part that shell top was seted up is provided with the protection pad, and the protection pad is elastic rubber pad.
Furthermore, the left side and the right side of the bottom of the shell are symmetrically provided with rubber foot pads.
Compared with the prior art, the invention has the beneficial effects that: when the lithium battery cooling device is used, the heat conducting shell absorbs heat generated by the lithium battery main body during working, the cooling liquid in the cooling liquid box is injected into the liquid inlet hose by the micropump, the cooling liquid flows in the cooling liquid flowing pipe, the heat is taken out of the shell through the flowing of the cooling liquid, the cooling liquid for heat exchange finally flows and circulates into the cooling liquid box to perform efficient heat dissipation, meanwhile, the heat dissipation fan is started to draw out the heat in the shell downwards, the heat is discharged outwards through the heat dissipation holes, the heat dissipation effect on the lithium battery main body is achieved, the service life of the lithium battery main body is prolonged, and meanwhile, when the lithium battery cooling device accidentally drops and is impacted in the carrying or moving process, the heat conducting piece extrudes the buffer spring and the spring to buffer the impact force, so that the damage of the internal lithium battery.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a heat-conducting member according to the present invention.
In the figure: 1. a housing; 2. a handle; 3. a heat conductive member; 31. a thermally conductive shell; 32. a coolant flow tube; 33. a liquid outlet hose; 34. an extension tube; 35. a liquid inlet hose; 4. a lithium battery main body; 5. a guide bar; 6. a limiting block; 7. a buffer spring; 8. a heat radiation fan; 9. heat dissipation holes; 10. separating the net; 11. a rubber foot pad; 12. a protective pad; 13. and a cooling liquid tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a high-reliability lithium battery for solar energy storage comprises a shell 1, a heat conducting piece 3 is movably arranged in an inner cavity of the shell 1, a gap is arranged between the heat conducting piece 3 and the inner wall of the shell 1 as can be seen from figure 1, a lithium battery main body 4 is arranged at the top of the heat conducting piece 3, the lithium battery main body 4 can be fixed at the top of the heat conducting piece 3 by screws or bolts, the lithium battery main body 4 is in the prior art, the top of the lithium battery main body is provided with a solar energy charging plug, an output switch and other structures, guide rods 5 are movably inserted around the heat conducting piece 3 and play a role in guiding the up-and-down movement of the lithium battery main body 4, the bottom of each guide rod 5 is fixedly connected with the inner wall of the bottom of the shell 1, fixed blocks are fixedly arranged at the tops of four groups of guide rods 5 and limit, one end of the heat conducting part is fixedly connected with the heat conducting part 3 to buffer the received impact force, the front side and the back side of the bottom of the heat conducting part 3 are fixedly connected with the inner wall of the bottom of the shell 1 through two groups of buffer springs 7 to buffer the received shock force, the buffer springs 7 are positioned at the inner sides of the guide rods 5, the middle part of the inner wall of the bottom of the shell 1 is provided with a heat radiating fan 8 to improve the heat radiating efficiency and the heat radiating quality, the heat radiating fan 8 is positioned at the inner side of the buffer springs 7, the outer walls of the four groups of guide rods 5 are fixedly sleeved with limit blocks 6 to limit the up-down moving range of the lithium battery body 4 so as to prevent the heat conducting part 3 from contacting the heat radiating fan 8, the limit blocks 6 are positioned between the heat conducting part 3 and the heat radiating fan 8, the middle part of the bottom of the shell 1 is provided with a, the air circulation is facilitated, the top of the lithium battery main body 4 penetrates through the top of the shell 1, the top of the shell 1 is provided with an opening matched with the lithium battery main body 4, and the cooling fan 8 and the micro pump in the lithium battery pack can be connected with the power output end of the lithium battery main body 4 through a wire and a switch.
As shown in fig. 2: the heat conducting piece 3 comprises a heat conducting shell 31 fixed at the bottom of the lithium battery main body 4, the heat conducting shell 31 can preferably adopt an aluminum alloy material with good heat conducting property, a cooling liquid flowing pipe 32 is arranged in the inner cavity of the heat conducting shell 31 through a U-shaped connecting piece, the cooling liquid flowing pipe 32 is in a snake shape and is used for guiding the flowing of cooling liquid, the right end of the cooling liquid flowing pipe 32 penetrates through the right side of the heat conducting shell 31 and is connected with a liquid outlet hose 33, the left end of the cooling liquid flowing pipe 32 is connected with an extension pipe 34 which is transversely arranged, the extension pipe 34 is positioned at the rear side of the cooling liquid flowing pipe 32, the other end of the extension pipe 34 penetrates through the right side of the heat conducting shell 31 and is connected with a liquid inlet hose 35, the liquid outlet hose 33 and the liquid inlet hose 35 are conveniently matched with the heat conducting shell 31 to move up and down, the other ends of the, the cooling liquid tank is convenient for replacing the cooling liquid inside or cleaning the inside after long-term use, a micro pump is arranged in the cooling liquid tank 13 to provide infusion power, the right end of the liquid inlet hose 35 penetrates through the cooling liquid tank 13 to be connected with the liquid outlet end of the micro pump, and the right end of the liquid outlet hose 33 is communicated with the cooling liquid tank 13;
as shown in fig. 1: the top and the top of the heat conduction shell 31 are uniformly provided with flow through holes, so that heat absorbed by the heat conduction shell 31 can be conveniently dissipated and can conveniently flow, and the flow through holes at the top and the bottom are staggered with each other, so that the contact time between the heat and the internal cooling liquid flow pipe 32 is prolonged, and the heat dissipation quality of the cooling liquid flow pipe 32 is improved;
as shown in fig. 1: the top of the shell 1 is provided with a handle 2, and the outer wall of the handle 2 is sleeved with a rubber anti-slip sleeve, so that the friction force contacting with the palm of a user is increased, and the user can move or carry the shell conveniently;
as shown in fig. 1: a protective pad 12 is arranged on the inner wall of a through hole formed in the top of the shell 1 and matched with the lithium battery main body 4, the protective pad 12 is an elastic rubber pad and is always in contact with the lithium battery main body 4, external dust is prevented from entering the interior of the shell through the through hole, and abrasion caused by contact with the lithium battery main body 4 is reduced;
as shown in fig. 1: the left side and the right side of the bottom of the shell 1 are symmetrically provided with rubber foot pads 11, so that the device is not directly contacted with a placing surface, the contact area with air is increased, and the heat dissipation efficiency is improved.
Example (b): when the lithium battery main body 4 is used, the heat conducting shell 31 absorbs heat generated by the lithium battery main body 4 during working, the micro pump injects cooling liquid in the cooling liquid tank 13 into the liquid inlet hose 35, the cooling liquid flows in the cooling liquid flowing pipe 32, the heat is taken out of the shell 1 through the flow of the cooling liquid, the cooling liquid for heat exchange finally flows and circulates into the cooling liquid tank 13 for efficient heat dissipation, meanwhile, the heat dissipation fan 8 is started to draw out the heat in the shell 1 downwards, so that the heat is discharged outwards through the heat dissipation holes 9, the heat dissipation effect on the lithium battery main body 4 is achieved, the service life of the lithium battery main body 4 is prolonged, the carrying or moving of the device can be performed by means of the handle 2, and when the device is accidentally dropped and impacted during the carrying or moving, the impact force received by the buffer spring 7 is extruded and buffered by the heat conducting piece 3, so that the internal lithium battery main body 4 is prevented from being damaged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high reliability lithium cell for solar energy storage, includes shell (1), its characterized in that: the inner cavity of the shell (1) is movably provided with a heat conducting part (3), the top of the heat conducting part (3) is provided with a lithium battery main body (4), the periphery of the heat conducting part (3) is movably inserted with guide rods (5), the bottom of each guide rod (5) is fixedly connected with the inner wall of the bottom of the shell (1), four groups of guide rods (5) are fixedly provided with fixed blocks at the top, springs are sleeved on the outer walls of the guide rods (5), the springs are positioned between the fixed blocks and the heat conducting part (3), the front side and the rear side of the bottom of the heat conducting part (3) are fixedly connected with the inner wall of the bottom of the shell (1) through two groups of buffer springs (7), the buffer springs (7) are positioned on the inner side of the guide rods (5), a heat radiating fan (8) is arranged in the middle part of the inner wall of the bottom of the shell (1), the heat, and stopper (6) are located between heat-conducting piece (3) and cooling fan (8), shell (1) bottom middle part is seted up flutedly, and groove notch department is provided with and separates net (10), louvre (9) that are linked together with the recess are evenly seted up to shell (1) bottom, shell (1) top is run through at lithium cell (4) top, and shell (1) top sets up the opening that matches with lithium cell (4).
2. The high reliability lithium battery of claim 1, wherein: the heat conducting piece (3) comprises a heat conducting shell (31) fixed at the bottom of a lithium battery main body (4), a cooling liquid flowing pipe (32) is installed in the inner cavity of the heat conducting shell (31) through a U-shaped connecting piece, the right end of the cooling liquid flowing pipe (32) penetrates through the right side of the heat conducting shell (31) and is connected with a liquid outlet hose (33), the left end of the cooling liquid flowing pipe (32) is connected with a transversely arranged extension pipe (34), the extension pipe (34) is located at the rear side of the cooling liquid flowing pipe (32), the other end of the extension pipe (34) penetrates through the right side of the heat conducting shell (31) and is connected with a liquid inlet hose (35), the other ends of the liquid inlet hose (35) and the liquid outlet hose (33) penetrate through the right side of the shell (1), a cooling liquid tank (13) is arranged on the outer wall of the right side of the shell (1), a micro pump is arranged in the cooling liquid, and the right end of the liquid outlet hose (33) is communicated with the cooling liquid tank (13).
3. The high-reliability lithium battery for solar energy storage according to claim 2, wherein: the top and the top of the heat conduction shell (31) are uniformly provided with flow through holes, and the flow through holes at the top and the bottom are staggered.
4. The high reliability lithium battery of claim 1, wherein: the top of the shell (1) is provided with a handle (2), and the outer wall of the handle (2) is sleeved with a rubber anti-slip sleeve.
5. The high reliability lithium battery of claim 1, wherein: the inner wall of a through hole formed in the top of the shell (1) and matched with the lithium battery main body (4) is provided with a protective pad (12), and the protective pad (12) is an elastic rubber pad.
6. The high reliability lithium battery of claim 1, wherein: the left side and the right side of the bottom of the shell (1) are symmetrically provided with rubber foot pads (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466146.8A CN112018281A (en) | 2019-05-31 | 2019-05-31 | High-reliability lithium battery for solar energy storage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466146.8A CN112018281A (en) | 2019-05-31 | 2019-05-31 | High-reliability lithium battery for solar energy storage |
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| Publication Number | Publication Date |
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| CN112018281A true CN112018281A (en) | 2020-12-01 |
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| CN201910466146.8A Pending CN112018281A (en) | 2019-05-31 | 2019-05-31 | High-reliability lithium battery for solar energy storage |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346585A (en) * | 2021-06-08 | 2021-09-03 | 彭俊 | Lithium electric tool that suitability is high is with direct charging source |
| CN116799373A (en) * | 2023-08-28 | 2023-09-22 | 河南锂动电源有限公司 | Photovoltaic energy storage lithium battery pack |
| CN117543129A (en) * | 2023-12-20 | 2024-02-09 | 新疆阳光电通科技股份有限公司 | Intelligent protection type battery energy storage device |
| CN117766910A (en) * | 2023-12-25 | 2024-03-26 | 无锡海潮新能源科技有限公司 | Lithium battery cooling liquid temperature control system |
-
2019
- 2019-05-31 CN CN201910466146.8A patent/CN112018281A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113346585A (en) * | 2021-06-08 | 2021-09-03 | 彭俊 | Lithium electric tool that suitability is high is with direct charging source |
| CN113346585B (en) * | 2021-06-08 | 2022-07-01 | 彭俊 | Lithium electric tool that suitability is high is with directly charging source |
| CN116799373A (en) * | 2023-08-28 | 2023-09-22 | 河南锂动电源有限公司 | Photovoltaic energy storage lithium battery pack |
| CN116799373B (en) * | 2023-08-28 | 2023-11-03 | 河南锂动电源有限公司 | Photovoltaic energy storage lithium battery pack |
| CN117543129A (en) * | 2023-12-20 | 2024-02-09 | 新疆阳光电通科技股份有限公司 | Intelligent protection type battery energy storage device |
| CN117766910A (en) * | 2023-12-25 | 2024-03-26 | 无锡海潮新能源科技有限公司 | Lithium battery cooling liquid temperature control system |
| CN117766910B (en) * | 2023-12-25 | 2024-06-07 | 无锡海潮新能源科技有限公司 | Lithium battery cooling liquid temperature control system |
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Application publication date: 20201201 |