CN221150217U - High-efficient radiating lithium cell shell - Google Patents
High-efficient radiating lithium cell shell Download PDFInfo
- Publication number
- CN221150217U CN221150217U CN202323078656.9U CN202323078656U CN221150217U CN 221150217 U CN221150217 U CN 221150217U CN 202323078656 U CN202323078656 U CN 202323078656U CN 221150217 U CN221150217 U CN 221150217U
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- Prior art keywords
- heat
- battery
- fixedly connected
- layer
- heat dissipation
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 43
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000001816 cooling Methods 0.000 claims abstract description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000741 silica gel Substances 0.000 claims abstract description 17
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000498 cooling water Substances 0.000 claims abstract description 11
- 239000003063 flame retardant Substances 0.000 claims description 45
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 44
- 238000013016 damping Methods 0.000 claims description 16
- 239000000835 fiber Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 150000008430 aromatic amides Chemical class 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 20
- 239000002826 coolant Substances 0.000 abstract description 12
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229940021013 electrolyte solution Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Secondary Cells (AREA)
Abstract
The utility model discloses a lithium battery shell with high-efficiency heat dissipation, which relates to the technical field of lithium batteries, wherein the lithium battery shell with high-efficiency heat dissipation is used for absorbing and conducting heat energy through a heat-conducting silica gel pad, and the heat-conducting silica gel pad has better heat conducting property and insulativity, can safely transfer the heat energy to a first heat conducting plate, and transfers the heat energy to the outer side again through a second heat conducting plate, and is matched with a heat dissipation fin to increase the heat dissipation area of the second heat conducting plate, so that the quick heat dissipation is completed, the air flow around the heat dissipation fin is accelerated through the heat dissipation fan, the heat exchange efficiency of the heat dissipation fin and the air is conveniently improved, the heat energy in the battery shell is absorbed through a cooling medium in a cooling pipe, the cooling medium absorbing the heat energy is driven by a water pump to enter a cooling water tank to be quickly cooled, and the low-temperature cooling medium is driven to reenter the battery shell, and the heat dissipation performance of the lithium battery shell is further enhanced in a multi-cooling mode.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a lithium battery shell with efficient heat dissipation.
Background
Lithium batteries are batteries using lithium metal or lithium alloy as positive/negative electrode materials and nonaqueous electrolyte solutions, and the lithium metal has very high requirements on environment due to the very active chemical characteristics of the lithium metal, so that the lithium batteries have become the mainstream along with the development of scientific technology.
For example, publication number CN209561475U, the utility model discloses a lithium battery structure with high-efficient heat dissipation, including a housing, a battery module and a heat-conducting silica gel sheet, wherein the battery module is arranged in the housing, the heat-conducting silica gel sheet is arranged at the joint of the upper end and the lower end of the battery module and the housing, the front end of the housing is inserted with a front baffle, the front baffle is fixedly connected with a heat dissipation fan, the rear end of the housing is inserted with a rear baffle, and the rear baffle is provided with a plurality of heat dissipation holes.
The existing lithium battery can generate heat energy when being used, heat can be accumulated when the lithium battery is used for a long time, the temperature is continuously increased, the working performance of the lithium battery can be influenced by the excessively high temperature, the endurance time of the lithium battery is shortened, and therefore the service life of the lithium battery is shortened.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a lithium battery shell with high efficiency heat dissipation, which aims to solve the problems that the prior lithium battery can generate heat energy when being used, the heat is accumulated when the lithium battery is used for a long time, the temperature is continuously increased, the working performance of the lithium battery can be influenced by the excessively high temperature, the endurance time of the lithium battery is shortened, and the service life of the lithium battery is shortened.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a high-efficient radiating lithium cell shell, includes the battery casing, the inside fixed mounting of battery casing has the battery body, the upper and lower both ends of battery body all are provided with the heat conduction silica gel pad, one side fixedly connected with heat conduction board one of battery body is kept away from to the heat conduction silica gel pad, the right-hand member of heat conduction board one extends to the outside fixedly connected with heat conduction board two of battery casing, the right-hand member fixed mounting of heat conduction board two has radiating fin, the internal surface fixedly connected with flame retardant coating of battery casing, the internal surface fixedly connected with flame retardant coating of flame retardant coating, the internal surface fixedly connected with of flame retardant coating has the buffer layer one, the internal limit fixedly connected with buffer layer two of buffer layer one, the inside rear end fixed mounting of battery casing has the cooling tube, the upper end of cooling tube extends to the outside of battery casing, and surface fixedly connected with water pump, the right-hand member fixedly connected with cooling water pump and cooling water tank all with battery casing fixed connection, cooling tube and cooling water tank switch on each other.
Preferably, the front end of the battery shell is detachably connected with a front baffle, and the right end of the battery shell is positioned at the rear side of the radiating fins and is fixedly provided with a radiating fan.
Preferably, the second heat conducting plate is fixedly connected with the battery shell, and the radiating fins are equally distributed.
Preferably, the flame retardant layer is made of aluminum oxide flame retardant plastic, and the flame retardant layer is made of all meta-position aromatic amide fiber.
Preferably, the first damping layer is made of nitrile rubber, and the second damping layer is made of polyurethane.
Preferably, a flame retardant is sprayed on the inner surface of the second shock absorption layer, and the flame retardant is a brominated polystyrene flame-retardant material.
Advantageous effects
The utility model provides a lithium battery shell with high-efficiency heat dissipation. Compared with the prior art, the method has the following beneficial effects:
1. This high-efficient radiating lithium battery case, lead to the heat conduction silica gel pad absorption and conduction heat energy, and the heat conduction silica gel pad still possesses the insulativity when having better heat conductivility, can be safe with heat energy transfer to on the heat conduction board one, utilize the heat conduction board two to transfer the heat energy to the outside once more, and cooperate radiating fin increase the radiating area of heat conduction board two, accomplish quick heat dissipation, accelerate radiating fin peripheral air flow through radiator fan, conveniently improve radiating fin and air's heat exchange efficiency, absorb the heat energy of battery case inside through the cooling medium of cooling tube inside, utilize the water pump to drive the cooling medium entering cooling flume rapid cooling of absorption heat energy, and drive low temperature cooling medium reenter battery case, reciprocating cycle, the heat dispersion of lithium battery case is further strengthened to the cooperation multiple cooling mode.
2. This high-efficient radiating lithium cell shell is aromatic amide fibre material through the flame retardant coating for all meta-position, belongs to high temperature resistant flame retardant fibre, has certain fire resistance, and the cooperation flame retardant coating is the fire-retardant plastics material of aluminium oxide, and the internal surface spraying of buffer layer two has the fire retardant, has stable flame retardant effect, when the battery body takes place spontaneous combustion, can effectually control the intensity of a fire, reduces the harm that its produced, is favorable to improving the security that lithium cell shell used.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a thermal conductive silica gel pad according to the present utility model;
Fig. 3 is a schematic structural view of the present utility model.
In the figure: 1. a battery case; 2. a battery body; 3. a thermally conductive silicone pad; 4. a first heat conducting plate; 5. a second heat conducting plate; 6. a heat radiation fin; 7. a flame retardant layer; 8. a fire-blocking layer; 9. a first damping layer; 10. a second damping layer; 11. a front baffle; 12. a heat radiation fan; 13. a flame retardant; 14. a cooling tube; 15. a water pump; 16. a cooling water tank.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a high-efficient radiating lithium battery shell, including battery case 1, battery case 1's inside fixed mounting has battery body 2, battery body 2's upper and lower both ends all are provided with heat conduction silica gel pad 3, heat conduction silica gel pad 3 keeps away from battery body 2's one side fixedly connected with heat conduction board one 4, heat conduction board one 4's right-hand member extends to battery case 1's outside fixedly connected with heat conduction board two 5, heat dissipation fin 6 is fixed to heat conduction board two 5's right-hand member, front end detachably of battery case 1 is connected with front baffle 11, battery case 1's right-hand member is located heat dissipation fin 6's rear side fixed mounting has radiator fan 12, heat conduction board two 5 and battery case 1 fixed connection, radiator fin 6 is equally distributed, battery case 1 inside rear end fixed mounting has cooling tube 14, cooling tube 14's upper end extends to battery case 1's outside, and surface fixedly connected with water pump 15, the right end of the water pump 15 is fixedly connected with a cooling water tank 16, the water pump 15 and the cooling water tank 16 are fixedly connected with the battery shell 1, the cooling pipe 14 is communicated with the cooling water tank 16, when the lithium battery works to generate heat energy, the heat conducting silica gel pad 3 is used for absorbing and conducting the heat energy, the heat conducting silica gel pad 3 has better heat conducting property and insulativity, can safely transfer the heat energy to the first heat conducting plate 4, and transfers the heat energy to the outer side again by using the second heat conducting plate 5, and is matched with the radiating fins 6 to increase the radiating area of the second heat conducting plate 5, thereby completing rapid heat dissipation, accelerating the air flow around the radiating fins 6 by the radiating fan 12, conveniently improving the heat exchange efficiency of the radiating fins 6 and the air, absorbing the heat energy in the battery shell 1 by the cooling medium in the cooling pipe 14, driving the cooling medium absorbing the heat energy to enter the cooling water tank 16 by the water pump 15 for rapid cooling, the low-temperature cooling medium is driven to reenter the battery shell 1 for reciprocating circulation, and the heat dissipation performance of the lithium battery shell is further enhanced by matching with a multiple cooling mode;
The inner surface of the battery shell 1 is fixedly connected with a flame retardant layer 7, the inner surface of the flame retardant layer 7 is fixedly connected with a flame retardant layer 8, the flame retardant layer 7 is made of aluminum oxide flame retardant plastic, the flame retardant layer 8 is made of all-meta-position aromatic amide fiber, the inner surface of the shock-absorbing layer II 10 is sprayed with a flame retardant 13, the flame retardant 13 is made of brominated polystyrene flame retardant, the flame retardant layer 8 is made of all-meta-position aromatic amide fiber, the lithium battery shell belongs to high-temperature resistant flame retardant fibers, has certain flame retardance, is matched with the flame retardant layer 7 to be made of aluminum oxide flame retardant plastic, and the inner surface of the shock-absorbing layer II 10 is sprayed with the flame retardant 13, so that the lithium battery shell has stable flame retardant effect;
The internal surface fixedly connected with buffer layer one 9 of buffer layer one 9, the interior limit fixedly connected with buffer layer two 10 buffer layer one 9 of buffer layer one 9 is the nitrile rubber material, and buffer layer two 10 is the polyurethane material, is the nitrile rubber material through buffer layer one 9, and buffer layer two 10 is the polyurethane material, all has certain shock-absorbing properties, conveniently alleviates external impact vibration, keeps battery body 2 at the inside stability of battery case 1.
When the lithium battery works to generate heat energy, the heat conducting silica gel pad 3 absorbs and conducts the heat energy, the heat conducting silica gel pad 3 has better heat conducting property and insulativity, the heat energy can be safely transferred to the first heat conducting plate 4, the second heat conducting plate 5 is utilized to transfer the heat energy to the outside again, the heat radiating area of the second heat conducting plate 5 is increased by matching with the heat radiating fins 6, the rapid heat radiation is completed, the air flow around the heat radiating fins 6 is quickened by the heat radiating fans 12, the heat exchanging efficiency of the heat radiating fins 6 and the air is conveniently improved, the heat energy in the battery shell 1 is absorbed by the cooling medium in the cooling tube 14, the cooling medium which absorbs heat energy is driven by the water pump 15 to enter the cooling water tank 16 for rapid cooling, and the low-temperature cooling medium is driven to reenter the battery shell 1, the first damping layer 9 is made of nitrile rubber, the second damping layer 10 is made of polyurethane, the two damping layers are all made of certain damping performance, the external impact vibration is relieved conveniently, the battery body 2 is kept stable in the battery shell 1, the two damping layers 8 are made of all meta-position aromatic amide fiber materials, the two damping layers belong to high-temperature resistant flame-retardant fibers, the two damping layers have certain fire resistance, the two damping layers are matched with the two damping layers 7 to be made of aluminum oxide flame-retardant plastic, and the inner surface of the two damping layers 10 is sprayed with the flame retardant 13, so that the two damping layers have stable flame-retardant effect.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (6)
1. The utility model provides a high-efficient radiating lithium cell shell, includes battery case (1), its characterized in that: the battery is characterized in that a battery body (2) is fixedly arranged in the battery shell (1), heat-conducting silica gel pads (3) are arranged at the upper end and the lower end of the battery body (2), a first heat-conducting plate (4) is fixedly connected to one side of the first heat-conducting silica gel pad (3) far away from the battery body (2), a second heat-conducting plate (5) is fixedly connected to the outer side of the battery shell (1) from the right end of the first heat-conducting plate (4), a radiating fin (6) is fixedly arranged at the right end of the second heat-conducting plate (5), a flame retardant layer (7) is fixedly connected to the inner surface of the battery shell (1), a fireproof layer (8) is fixedly connected to the inner surface of the flame retardant layer (7), a damping layer (9) is fixedly connected to the inner side of the first heat-conducting layer (8), a cooling pipe (14) is fixedly arranged at the rear end of the inner side of the battery shell (1), the upper end of the cooling pipe (14) extends to the outer side of the battery shell (1), a water pump (15) is fixedly connected to the surface of the battery shell (15), a water pump (16) is fixedly connected to the water pump (16) and the water tank (1) are fixedly connected to each other, the cooling pipe (14) and the cooling water tank (16) are communicated with each other.
2. The high efficiency heat dissipating lithium battery case of claim 1, wherein: front baffle (11) can be dismantled to the front end of battery case (1), the right-hand member of battery case (1) is located the rear side fixed mounting of fin (6) and has radiator fan (12).
3. The high efficiency heat dissipating lithium battery case of claim 2, wherein: the second heat conducting plate (5) is fixedly connected with the battery shell (1), and the radiating fins (6) are uniformly distributed.
4. The high efficiency heat dissipating lithium battery case of claim 1, wherein: the flame-retardant layer (7) is made of aluminum oxide flame-retardant plastic, and the flame-retardant layer (8) is made of all-meta-position aromatic amide fiber.
5. The high efficiency heat dissipating lithium battery case of claim 1, wherein: the first shock-absorbing layer (9) is made of nitrile rubber, and the second shock-absorbing layer (10) is made of polyurethane.
6. The high efficiency heat dissipating lithium battery case of claim 5, wherein: the inner surface of the second shock absorption layer (10) is sprayed with a flame retardant (13), and the flame retardant (13) is made of brominated polystyrene flame-retardant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323078656.9U CN221150217U (en) | 2023-11-15 | 2023-11-15 | High-efficient radiating lithium cell shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323078656.9U CN221150217U (en) | 2023-11-15 | 2023-11-15 | High-efficient radiating lithium cell shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221150217U true CN221150217U (en) | 2024-06-14 |
Family
ID=91422601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323078656.9U Active CN221150217U (en) | 2023-11-15 | 2023-11-15 | High-efficient radiating lithium cell shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221150217U (en) |
-
2023
- 2023-11-15 CN CN202323078656.9U patent/CN221150217U/en active Active
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