CN213093263U - Lithium battery pack with high-temperature protection structure - Google Patents
Lithium battery pack with high-temperature protection structure Download PDFInfo
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- CN213093263U CN213093263U CN202022178129.5U CN202022178129U CN213093263U CN 213093263 U CN213093263 U CN 213093263U CN 202022178129 U CN202022178129 U CN 202022178129U CN 213093263 U CN213093263 U CN 213093263U
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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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Abstract
The utility model relates to a lithium cell technical field specifically is a lithium cell group with high temperature protective structure, including protecting the storehouse, the last surface mounting in protection storehouse has sealing top cap, the control box is installed to lower extreme front surface one side in protection storehouse, binding post is installed to lower extreme one side in protection storehouse, one side surface mounting in protection storehouse has air intake fan, the inside lower surface mounting in protection storehouse has a gas outlet net, the inside in protection storehouse is provided with the protection inner chamber, the internally mounted of protection inner chamber has lithium cell group, the upper surface position department of the inboard upper end lithium cell group of protection inner chamber is fixed with the layering, the inside position department winding in the surface protection storehouse of protection inner chamber has the water-cooling circulating pipe. The utility model discloses be provided with multilayer high temperature protective structure, be water-cooling heat dissipation high temperature protection, fire extinguishing bag protection of putting out a fire, automatic power off protective structure and waterproof adverse circumstances protective structure of preventing respectively.
Description
Technical Field
The utility model relates to a lithium cell technical field specifically is a lithium cell group with high temperature protective structure.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses a non-aqueous electrolyte solution, and because the chemical characteristics of the lithium metal are very active, the lithium metal has very high requirements on the environment in processing, storage and use, and has become a mainstream along with the development of scientific technology, and the lithium battery can be roughly divided into two types: lithium metal batteries and lithium ion batteries.
The chinese patent discloses a safe type lithium cell group with high temperature protective structure (bulletin number CN210723294U), however, lithium cell group on the existing market, do not have high temperature safeguard function mostly, the risk of high temperature burning appears easily under the environment of high temperature, form higher potential safety hazard, the conflagration appears easily, the heat dissipation of most devices is not higher than the speed that generates heat and produces, can not satisfy the heat dissipation demand, be unfavorable for the safety in utilization of device, it is not good mostly to have the radiating lithium cell waterproof nature of high strength, be unfavorable for using under the adverse circumstances of device. Accordingly, one skilled in the art provides a lithium battery pack having a high temperature protection structure to solve the problems set forth in the above background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium cell group with high temperature protective structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a lithium battery pack with a high-temperature protection structure comprises a protection bin, wherein a sealing top cover is mounted on the upper surface of the protection bin, a control box is mounted on one side of the front surface of the lower end of the protection bin, a wiring terminal is mounted on one side of the lower end of the protection bin, an air inlet fan is mounted on the outer surface of one side of the protection bin, an air outlet net is mounted on the lower surface of the inner portion of the protection bin, a protection inner cavity is arranged in the protection bin, a lithium battery pack is mounted in the protection inner cavity, a pressing strip is fixed at the position of the upper surface of the lithium battery pack at the upper end of the inner side of the protection inner cavity, a water-cooling circulating pipe is wound at the position of the inner surface of the protection bin, a water tank is mounted at the position of one side below the protection inner cavity of the protection bin, and a fire extinguishing bag is fixed on the upper surface of the inside of the sealing top cover.
As a further aspect of the present invention: the welding of seal cap's surface lower extreme position department has fixed strake, first fixed mouth has been seted up to the upper surface of fixed strake, the fixed mouth of second has been seted up to the upper surface in protection storehouse, temperature sensor is installed to the inside position department of water tank, operating panel is installed to the front surface position department of control box, the inside lower surface mounting of control box has current output controller.
As a further aspect of the present invention: the fire extinguishing bag is characterized in that the protection bin and the sealing top cover are both members made of aluminum alloy materials, the water-cooling circulating pipe is made of a pure copper pipe, the outer portion of the fire extinguishing bag is a chemical fiber bag, the chemical fiber bag is not flame-retardant, and fire extinguishing dust and a small amount of carbon dioxide are filled in the fire extinguishing bag.
As a further aspect of the present invention: the output end of the water pump is connected with the input end of the water-cooling circulating pipe in a penetrating mode, the output end of the water-cooling circulating pipe is connected with the input end of the water tank in a penetrating mode, and the output end of the water tank is connected with the input end of the water pump in a penetrating mode.
As a further aspect of the present invention: the output terminal electrode connection control box's of lithium cell group input, the output terminal electrode connection binding post's of control box input, the input of inlet fan and water pump is connected to the output terminal electrode of control box.
As a further aspect of the present invention: the first fixing port corresponds to the second fixing port in position, the protection bin and the sealing top cover penetrate through the first fixing port and the second fixing port through screws, and the protection bin and the sealing top cover are connected in a penetrating mode through a fixing edge strip.
As a further aspect of the present invention: and an output end electrode of the current output controller is connected with a temperature sensor and an input end of the operation panel, and the temperature sensor is arranged at the position inside the water tank.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses lithium cell group, be provided with multilayer high temperature protective structure, be the water-cooling high temperature protection respectively, the protection of putting out a fire of package, auto-power-off protective structure and waterproof adverse circumstances protective structure of preventing, increase the safety in utilization of device, avoid the device the risk of high temperature burning appearing under the environment, reduce the potential safety hazard, avoid appearing the conflagration, the water-cooling of the full cladding structure in double-deck battery compartment, can not satisfy waterproof function, the radiating rate that makes the device is higher than the speed that generates heat and produce, can satisfy the heat dissipation demand, increase the safety in utilization of device, be favorable to the device to use under adverse circumstances.
Drawings
Fig. 1 is a schematic structural diagram of a lithium battery pack having a high temperature protection structure;
fig. 2 is a perspective view of a seal cap in a lithium battery pack having a high temperature protection structure;
fig. 3 is a perspective view of a protection cabin in a lithium battery pack having a high temperature protection structure;
fig. 4 is a partial perspective view of a protection cabin in a lithium battery pack having a high temperature protection structure;
fig. 5 is a partial perspective view of a protection bin in a lithium battery pack having a high temperature protection structure.
In the figure: 1. a protection bin; 2. sealing the top cover; 3. fixing the edge strips; 4. a wiring terminal; 5. an air intake fan; 6. a control box; 7. a fire extinguishing bag; 8. a lithium battery pack; 9. layering; 10. a first fixed port; 11. a second fixed port; 12. an air outlet net; 13. protecting the inner cavity; 14. a water-cooled circulation pipe; 15. a water pump; 16. a water tank; 17. a temperature sensor; 18. an operation panel; 19. and a current output controller.
Detailed Description
Referring to fig. 1-5, in the embodiment of the present invention, a lithium battery pack with a high temperature protection structure comprises a protection chamber 1, a sealing top cap 2 is installed on the upper surface of the protection chamber 1, a control box 6 is installed on one side of the front surface of the lower end of the protection chamber 1, a connecting terminal 4 is installed on one side of the lower end of the protection chamber 1, an air inlet fan 5 is installed on one side of the outer surface of the protection chamber 1, an air outlet net 12 is installed on the inner lower surface of the protection chamber 1, a protection inner chamber 13 is arranged inside the protection chamber 1, a lithium battery pack 8 is installed inside the protection inner chamber 13, a pressing strip 9 is fixed on the upper surface of the lithium battery pack 8 on the inner side of the protection inner chamber 13, a water cooling circulation pipe 14 is wound on the inner position of the outer surface of the protection chamber 1 of the protection inner chamber 13, a water tank 16 is installed on one side of the lower side of the inner protection, the upper surface position of the inside of the sealing top cover 2 is fixed with a fire extinguishing bag 7, the protection bin 1 and the sealing top cover 2 are all members made of aluminum alloy materials, the water-cooling circulating pipe 14 is a pure copper pipe, the outside of the fire extinguishing bag 7 is a chemical fiber bag which is not flame-retardant, the inside of the fire extinguishing bag 7 is filled with fire extinguishing dust and a small amount of carbon dioxide, the output end of the water pump 15 is communicated with the input end of the water-cooling circulating pipe 14, the output end of the water-cooling circulating pipe 14 is communicated with the input end of the water tank 16, the output end of the water tank 16 is communicated with the input end of the water pump 15, the output end electrode of the lithium battery pack 8 is connected with the input end of the control box 6, the output end electrode of the control box 6 is connected with the input end of the wiring terminal 4, the output end electrode of the, the lithium battery pack 8 is fixed inside the protection bin 1 through a pressing strip 9, the output end of the lithium battery pack 8 is connected with a wiring terminal 4 through a control box 6 electrode, a complete fire extinguishing bag 7 is fixed on the upper surface of the inside of the sealing top cover 2, the protection bin 1 is connected with the sealing top cover 2, cooling circulating liquid is injected into the water tank 16, then a device is started to be used, an instrument needing power supply is connected through the wiring terminal 4, electric quantity inside the lithium battery pack 8 is led out through the control box 6, heat produced by the work of the lithium battery pack 8 is led into the inner cavities of the protection bin 1 and the protection inner cavity 13 through the protection inner cavity 13, the heat is led into water inside the water-cooling circulating pipe 14, the control box 6 controls a water pump 15 to operate, the water inside the water tank 16 is led into the inside of the water-cooling circulating pipe 14 to circulate, and an air inlet fan 5 operates to lead outside cold air into the, the heat is discharged through going out gas network 12, and control box 6 stops the power supply of lithium cell group 8 when the temperature reaches the limit value, when lithium cell group 8 produced the higher burning of temperature, the flame broke the bag body of package 7 of putting out a fire, and package 7 burst of putting out a fire sprays the dust of 7 inside package 7 of putting out a fire and puts out a fire on lithium cell group 8, and finally, the use is accomplished, if the inside package 7 of putting out a fire of device consume the back, it can to change new package 7 of putting out a fire.
In fig. 4, 5: the lower end position of the outer surface of the sealing top cover 2 is welded with a fixed edge strip 3, the upper surface of the fixed edge strip 3 is provided with a first fixed port 10, the upper surface of the protection bin 1 is provided with a second fixed port 11, the inner position of the water tank 16 is provided with a temperature sensor 17, the front surface position of the control box 6 is provided with an operation panel 18, the inner lower surface of the control box 6 is provided with a current output controller 19, the first fixed port 10 corresponds to the second fixed port 11, the protection bin 1 and the sealing top cover 2 are fixedly connected with the first fixed port 10 and the second fixed port 11 through screws, the protection bin 1 and the sealing top cover 2 are communicated and connected through the fixed edge strip 3, the output end electrode of the current output controller 19 is connected with the temperature sensor 17 and the input end of the operation panel 18, the temperature sensor 17 is arranged at the inner position of the water tank 16, the connection of the protection bin 1 and the sealing top cover 2 is fixed through the first fixed port 10, pressing operation panel 18, export the inside electric quantity of lithium cell group 8 through current output controller 19, the heat of lithium cell group 8 work output passes through the protection inner chamber 13 and leads into the inner chamber of protection storehouse 1 with protection inner chamber 13, in the inside water liquid of heat introduction water-cooling circulating pipe 14, control box 6 control water pump 15 operation, circulate the inside of the leading-in water-cooling circulating pipe 14 of the inside water liquid of water tank 16, intake fan 5 moves the inner chamber of leading-in protection storehouse 1 of outside cold air and protection inner chamber 13, the heat is discharged through air outlet net 12, temperature sensor 17 detects the inside temperature of water tank 16 in real time, transmit the inside of detection information to current output controller 19, current output controller 19 stops the power supply of lithium cell group 8 when the temperature reaches the limit value.
It should be noted that: the air inlet fan 5 (model number is P2123HST), the water pump 15 (model number is QR30B), the temperature sensor 17 (model number is MLX90614KSF-AAA), and the current output controller 19 (model number is LM5069 MM-2).
The utility model discloses a theory of operation is: firstly, the assembled lithium battery pack 8 is placed in a protection inner cavity 13, the lithium battery pack 8 is fixed in a protection bin 1 through a pressing strip 9, the output end of the lithium battery pack 8 is connected with a wiring terminal 4 through a control box 6 electrode, a complete fire extinguishing bag 7 is fixed on the upper surface of the inner part of a sealing top cover 2, the protection bin 1 and the sealing top cover 2 are fixed through a first fixing port 10 and a second fixing port 11 through screws, cooling circulating liquid is injected into a water tank 16, then the device is started to be used, an instrument needing power supply is connected through the wiring terminal 4, an operation panel 18 is pressed, the electric quantity in the lithium battery pack 8 is led out through a current output controller 19, the heat produced by the work of the lithium battery pack 8 is led into the inner cavities of the protection bin 1 and the protection inner cavity 13 through the protection inner cavity 13, and the heat is led into water liquid in a water-cooling circulating pipe 14, the control box 6 controls the water pump 15 to operate, water liquid inside the water tank 16 is led into the inside of the water-cooling circulating pipe 14 to circulate, the air inlet fan 5 operates to lead outside cold air into the inner cavities of the protection bin 1 and the protection inner cavity 13, heat is discharged through the air outlet net 12, the temperature sensor 17 detects the temperature inside the water tank 16 in real time, detection information is transmitted to the inside of the current output controller 19, the current output controller 19 stops the power supply of the lithium battery pack 8 when the temperature reaches a limit value, if the lithium battery pack 8 burns at a high temperature, a fire breaks a bag body of the fire extinguishing bag 7, the fire extinguishing bag 7 bursts to spray dust inside the fire extinguishing bag 7 onto the lithium battery pack 8 to extinguish fire, and finally, the use is finished, if the fire extinguishing bag 7 inside the device is consumed, a new fire extinguishing bag 7 can be replaced.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The lithium battery pack with the high-temperature protection structure comprises a protection bin (1) and is characterized in that a sealing top cover (2) is mounted on the upper surface of the protection bin (1), a control box (6) is mounted on one side of the front surface of the lower end of the protection bin (1), a wiring terminal (4) is mounted on one side of the lower end of the protection bin (1), an air inlet fan (5) is mounted on the outer surface of one side of the protection bin (1), an air outlet net (12) is mounted on the lower surface of the inner portion of the protection bin (1), a protection inner cavity (13) is arranged inside the protection bin (1), a lithium battery pack (8) is mounted inside the protection inner cavity (13), a pressing strip (9) is fixed on the upper surface of the lithium battery pack (8) at the upper end of the inner side of the protection inner cavity (13), and a water-cooling circulating pipe (14) is wound on the inner position of the outer surface, the water tank (16) is installed to below one side position department of the inside protection inner chamber (13) in protection storehouse (1), water pump (15) are installed to below one side front end position department of the inside protection inner chamber (13) in protection storehouse (1), the inside upper surface position department of gland bonnet (2) is fixed with package (7) of putting out a fire.
2. The lithium battery pack with the high-temperature protection structure is characterized in that a fixing edge strip (3) is welded at the lower end of the outer surface of the top sealing cover (2), a first fixing port (10) is formed in the upper surface of the fixing edge strip (3), a second fixing port (11) is formed in the upper surface of the protection bin (1), a temperature sensor (17) is installed at the inner position of the water tank (16), an operation panel (18) is installed at the front surface of the control box (6), and a current output controller (19) is installed at the lower inner surface of the control box (6).
3. The lithium battery pack with the high-temperature protection structure is characterized in that the protection cabin (1) and the sealing top cover (2) are both members made of aluminum alloy, the water-cooling circulating pipe (14) is a pure copper pipe, the fire extinguishing bag (7) is externally provided with a chemical fiber bag which is not flame-retardant, and the fire extinguishing bag (7) is filled with fire extinguishing dust and a small amount of carbon dioxide.
4. The lithium battery pack with the high-temperature protection structure is characterized in that the output end of the water pump (15) is connected with the input end of the water-cooling circulating pipe (14) in a penetrating manner, the output end of the water-cooling circulating pipe (14) is connected with the input end of the water tank (16) in a penetrating manner, and the output end of the water tank (16) is connected with the input end of the water pump (15) in a penetrating manner.
5. The lithium battery pack with the high-temperature protection structure is characterized in that an output end electrode of the lithium battery pack (8) is connected with an input end of a control box (6), an output end electrode of the control box (6) is connected with an input end of a connecting terminal (4), and an output end electrode of the control box (6) is connected with an input end of an air intake fan (5) and an input end of a water pump (15).
6. The lithium battery pack with the high-temperature protection structure according to claim 2, wherein the first fixing port (10) corresponds to the second fixing port (11), the protection bin (1) and the seal top cover (2) are fixedly connected with the second fixing port (11) through the first fixing port (10) by a screw, and the protection bin (1) and the seal top cover (2) are connected through the fixing edge strip (3).
7. The lithium battery pack with a high temperature protection structure according to claim 2, wherein an output terminal electrode of the current output controller (19) is connected with a temperature sensor (17) and an input terminal of the operation panel (18), and the temperature sensor (17) is installed at an internal position of the water tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022178129.5U CN213093263U (en) | 2020-09-29 | 2020-09-29 | Lithium battery pack with high-temperature protection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022178129.5U CN213093263U (en) | 2020-09-29 | 2020-09-29 | Lithium battery pack with high-temperature protection structure |
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| CN213093263U true CN213093263U (en) | 2021-04-30 |
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| CN202022178129.5U Active CN213093263U (en) | 2020-09-29 | 2020-09-29 | Lithium battery pack with high-temperature protection structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113437390A (en) * | 2021-06-24 | 2021-09-24 | 南通明诺新能源应用科技有限公司 | Electric automobile lithium cell constant temperature system |
| CN113540671A (en) * | 2021-07-05 | 2021-10-22 | 深圳市中明科技股份有限公司 | Anti-static device for lithium battery of electric automobile |
| CN115663313A (en) * | 2022-09-09 | 2023-01-31 | 江苏正力新能电池技术有限公司 | Integrated power distribution system and battery pack |
-
2020
- 2020-09-29 CN CN202022178129.5U patent/CN213093263U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113437390A (en) * | 2021-06-24 | 2021-09-24 | 南通明诺新能源应用科技有限公司 | Electric automobile lithium cell constant temperature system |
| CN113540671A (en) * | 2021-07-05 | 2021-10-22 | 深圳市中明科技股份有限公司 | Anti-static device for lithium battery of electric automobile |
| CN115663313A (en) * | 2022-09-09 | 2023-01-31 | 江苏正力新能电池技术有限公司 | Integrated power distribution system and battery pack |
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