CN213520198U - Lithium battery explosion-proof structure - Google Patents
Lithium battery explosion-proof structure Download PDFInfo
- Publication number
- CN213520198U CN213520198U CN202022493213.6U CN202022493213U CN213520198U CN 213520198 U CN213520198 U CN 213520198U CN 202022493213 U CN202022493213 U CN 202022493213U CN 213520198 U CN213520198 U CN 213520198U
- Authority
- CN
- China
- Prior art keywords
- explosion
- proof
- connecting pipe
- fixedly arranged
- lithium battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 57
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 230000017525 heat dissipation Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 16
- 239000008213 purified water Substances 0.000 description 6
- 238000004880 explosion Methods 0.000 description 5
- 150000002641 lithium Chemical class 0.000 description 5
- 238000012856 packing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the technical field of the lithium cell technique and specifically relates to an explosion-proof structure of lithium cell, the water storage tank comprises a water storage tank, the fixed explosion-proof casing that is equipped with of water storage tank, the inside of explosion-proof casing is equipped with lithium cell main part, the fixed first connecting pipe and the second connecting pipe of being equipped with of explosion-proof casing symmetry, first connecting pipe and second connecting pipe symmetry equidistance are fixed and are equipped with a plurality of U-shaped cooling tubes, the fixed water pump that is equipped with of second connecting pipe, the fixed explosion-proof top cap that is equipped with in top of explosion-proof casing, the fixed power connecting portion that is equipped with of explosion-proof top cap symmetry, the equal fixed electrical pillar that is equipped with of power connecting portion. The utility model discloses on the basis of ordinary lithium cell, set up the water-cooling heat dissipation and put out a fire explosion-proof equipment, improved the life of security and lithium cell.
Description
Technical Field
The utility model relates to a lithium cell technical field especially relates to a lithium cell explosion-proof construction.
Background
The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. Because the chemical properties of lithium metal are very active, the requirements for processing, storage, use and environment of lithium metal are very high.
The lithium cell can produce a large amount of heats in the use for lithium cell surface intensifies, if not in time dispel the heat, can make the inside inflation that takes place of lithium cell, and the lithium cell after the inflation can't continue to use, and the lithium cell of inflation can explode if continue to be in under the high temperature situation.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides an explosion-proof structure of lithium cell has the water-cooling heat dissipation and puts out a fire the function and has solved the lithium cell because of the higher problem that leads to the fire explosion that appears of heat.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
designing an explosion-proof structure of a lithium battery, comprising a water storage tank, wherein an explosion-proof shell is fixedly arranged on the upper surface of the water storage tank, a lithium battery main body is arranged inside the explosion-proof shell, a silica gel heat conducting pad is fixedly arranged on the surface of the lithium battery main body, a first connecting pipe and a second connecting pipe are symmetrically and fixedly arranged on the inner wall of the explosion-proof shell, a plurality of U-shaped radiating pipes are symmetrically and equidistantly fixedly arranged on the first connecting pipe and the second connecting pipe, a through hole is formed in one side of each U-shaped radiating pipe, a PVC blocking cover is fixedly arranged on the inner wall of each through hole, one end of the first connecting pipe penetrates through the explosion-proof shell and extends into the water storage tank, one end of the second connecting pipe penetrates through the explosion-proof shell and is fixedly provided with a water pump, the water pump is fixedly connected with the, the utility model discloses a lithium battery, including storage water tank, explosion-proof casing, power connecting portion, lead electrical pillar, explosion-proof top cap, lithium battery main part, storage water tank symmetry equidistance are fixed and are equipped with a plurality of radiating fin, the top of explosion-proof casing is equipped with explosion-proof top cap through the bolt fastening, the fixed power connecting portion that are equipped with of one side symmetry of explosion-proof top cap upper surface, power connecting portion all fixes and is equipped with and leads electrical pillar, lead the electrical pillar and keep away from the one end of power connecting portion and run through explosion.
Preferably, the exhaust subassembly includes the filter disc, the filter disc is laminated with the inner wall in exhaust hole mutually, the lower fixed surface of filter disc is equipped with the flexible post of direction, the flexible post of direction is kept away from the fixed jam that is equipped with of one end of filter disc, it is fixed to be equipped with the spring to block up and filter between the dish, the fixed spacing collar that is equipped with and blocks up corresponding that is equipped with in one side that the filter disc was kept away from to the exhaust hole inner wall.
Preferably, a sealing gasket is arranged between the explosion-proof top cover and the explosion-proof shell.
Preferably, the top of the inner wall of the explosion-proof top cover is symmetrically and fixedly provided with filling boxes, an embedded structure is arranged between the filling boxes and the explosion-proof top cover, and the materials filled in the filling boxes are dry powder or foam extinguishing agents.
Preferably, the top symmetry of explosion-proof top cap inner wall is fixed and is equipped with rubber buffer seat, one side that explosion-proof top cap was kept away from to rubber buffer seat all laminates with the lithium cell bulk phase.
Preferably, the filling tank is made of PVC material.
Preferably, the first connecting pipe, the second connecting pipe, the plurality of U-shaped radiating pipes and the explosion-proof shell are of embedded structures.
Compared with the prior art, the beneficial effects of the utility model reside in that: the lithium battery main body in the utility model can effectively generate vibration or buffer when being collided under the matching of the silica gel heat conducting pad and the rubber buffer seat, effectively protect the lithium battery main body, the purified water in the water storage tank passes through the water outlet pipe, the second connecting pipe, the plurality of U-shaped radiating pipes and the second connecting pipe through the water pump, the purified water can be effectively radiated while being recycled, the probability of explosion of the lithium battery main body is effectively reduced, meanwhile, the purified water in the water storage tank can be effectively radiated and cooled under the action of the radiating fins, when the lithium battery main body generates a large amount of gas, the explosion-proof shell and the explosion-proof top cover form a relatively sealed environment under the action of the sealing pad, the pressure increase in the explosion-proof shell pushes the plug to move upwards and the harmless gas can be discharged through the filtering of the filtering disc, when the lithium cell main part appears burning or when exploding, PVC blanking cover and packing case melt under the influence of high temperature, inside the pure water in the water storage tank enters into explosion-proof housing through the through hole under the effect of water pump, inside dry powder or the foam extinguishing agent in the packing case also got into explosion-proof housing simultaneously, to the suppression that the fire goes on, greatly reduced the harm when lithium cell main part produces the conflagration explosion.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a front view of an explosion-proof structure of a lithium battery provided by the present invention;
fig. 2 is a cross-sectional view of an explosion-proof structure of a lithium battery provided by the present invention;
fig. 3 is a partial structure exploded view of an explosion-proof structure of a lithium battery provided by the present invention;
fig. 4 is the utility model provides an exhaust assembly split view of lithium battery explosion-proof structure.
In the figure: 1 storage water tank, 2 explosion-proof casing, 3 lithium cell main part, 4 silica gel heat conduction pads, 5 first connecting pipes, 6 second connecting pipes, 7U-shaped cooling tubes, 8 through holes, 9PVC blanking cover, 10 water pump, 11 outlet pipes, 12 radiating fins, 13 explosion-proof top cap, 14 sealed pad, 15 power connecting portion, 16 lead electrical pillar, 17 packing box, 18 exhaust holes, 19 exhaust subassembly, 20 rubber buffer seat, 1901 filter disc, 1902 direction flexible post, 1903 jam, 1904 spring, 1905 spacing collar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, an explosion-proof structure of a lithium battery comprises a water storage tank 1, wherein an explosion-proof shell 2 is fixedly arranged on the upper surface of the water storage tank 1, a lithium battery main body 3 is arranged inside the explosion-proof shell 2, a silica gel heat conducting pad 4 is fixedly arranged on the surface of the lithium battery main body 3, a first connecting pipe 5 and a second connecting pipe 6 are symmetrically and fixedly arranged on the inner wall of the explosion-proof shell 2, a plurality of U-shaped radiating pipes 7 are symmetrically and equidistantly fixedly arranged on the first connecting pipe 5 and the second connecting pipe 6, a through hole 8 is formed in one side of each U-shaped radiating pipe 7, a PVC blocking cover 9 is fixedly arranged on the inner wall of each through hole 8, one end of each first connecting pipe 5 penetrates through the explosion-proof shell 2 and extends into the water storage tank 1, one end of each second connecting pipe 6 penetrates through the explosion-proof shell, the fixed outlet pipe 11 that is equipped with of water pump 10's water inlet, the one end that water pump 10 was kept away from to outlet pipe 11 and 1 fixed connection of storage water tank, 1 symmetrical equidistance of storage water tank is fixed and is equipped with a plurality of radiating fin 12, the top of explosion-proof casing 2 is equipped with explosion-proof top cap 13 through the bolt fastening, the fixed power connecting portion 15 that is equipped with of one side symmetry of explosion-proof top cap 13 upper surface, power connecting portion 15 all is fixed to be equipped with and leads electrical pillar 16, lead the one end that electrical pillar 16 kept away from power connecting portion 15 and run through explosion-proof top cap 13 and with 3 electric connection of lithium cell main part, the centre of explosion-proof top cap 13.
Specifically, exhaust subassembly 19 includes filter disc 1901, filter disc 1901 laminates with the inner wall of exhaust hole 18 mutually, the fixed flexible post 1902 of direction that is equipped with of lower surface of filter disc 1901, the flexible post 1902 of direction is kept away from the fixed jam 1903 that is equipped with of one end of filter disc 1901, the fixed spring 1904 that is equipped with between jam 1903 and the filter disc 1901, the fixed spacing collar 1905 that corresponds with jam 1903 that is equipped with of one side that filter disc 1901 was kept away from to the inner wall of exhaust hole 18.
Specifically, a sealing gasket 14 is arranged between the explosion-proof top cover 13 and the explosion-proof shell 2.
Specifically, the top of the inner wall of the explosion-proof top cover 13 is symmetrically and fixedly provided with filling boxes 17, an embedded structure is arranged between the filling boxes 17 and the explosion-proof top cover 13, and the materials filled in the filling boxes 17 are dry powder or foam extinguishing agent.
Specifically, the top symmetry of explosion-proof top cap 13 inner wall is fixed and is equipped with rubber buffer seat 20, one side that explosion-proof top cap 13 was kept away from to rubber buffer seat 20 all laminates with lithium cell main part 3 mutually.
In particular, the filling box 17 is made of PVC material.
Specifically, the first connecting pipe 5, the second connecting pipe 6, the plurality of U-shaped radiating pipes 7 and the explosion-proof housing 2 are embedded.
The utility model discloses an application principle and use flow: the power of the water pump 10 is switched on, the water pump 10 leads the purified water in the water storage tank 1 to enter the plurality of U-shaped radiating pipes 7 through the water outlet pipe 11 and the second connecting pipe 6 in turn, then the purified water enters the water storage tank 1 through the first connecting pipe 5 to form a circulation, the heat generated by the lithium battery main body 3 during the operation is transferred to the silica gel heat conducting pad 4, the heat dissipation operation is performed under the action of the plurality of U-shaped radiating pipes 7, the purified water in the water storage tank 1 is rapidly cooled under the cooperation of the water storage tank 1 and the radiating fins 12, when the utility model is vibrated or collided, the silica gel heat conducting pad 4 and the rubber buffer seat 20 can effectively buffer and absorb energy, the lithium battery main body 3 is protected, the service life of the lithium battery main body 3 is prolonged, when the gas generated by the lithium battery main body 3 is more, a relatively sealed environment is formed by the, the inside pressure increase of explosion-proof casing 2 promotes to block up 1903 when reaching the certain degree and shifts up, the flexible post 1902 of direction shortens the compression of spring 1904, the exhaust gas filters and discharges under the effect of filter disc 1901, along with the reduction of explosion-proof casing 2 internal pressure spring 1904 release elasticity and block up 1903 and reset, PVC blanking cover 9 and packing box 17 melt under the influence of high temperature when lithium cell main part 3 produces conflagration or the situation of explosion, the pure water in the storage water tank 1 enters into explosion-proof casing 2 inside through hole 8 under the effect of water pump 10, dry powder or the foam extinguishing agent in the packing box 17 also get into inside explosion-proof casing 2 simultaneously, the suppression that goes on the fire.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The explosion-proof structure of the lithium battery comprises a water storage tank (1) and is characterized in that an explosion-proof shell (2) is fixedly arranged on the upper surface of the water storage tank (1), a lithium battery main body (3) is arranged in the explosion-proof shell (2), a silica gel heat conducting pad (4) is fixedly arranged on the surface of the lithium battery main body (3), a first connecting pipe (5) and a second connecting pipe (6) are symmetrically and fixedly arranged on the inner wall of the explosion-proof shell (2), a plurality of U-shaped radiating pipes (7) are symmetrically and equidistantly fixedly arranged on the first connecting pipe (5) and the second connecting pipe (6), a through hole (8) is formed in one side of each U-shaped radiating pipe (7), a PVC blocking cover (9) is fixedly arranged on the inner wall of each through hole (8), one end of each first connecting pipe (5) penetrates through the explosion-proof shell (2) and extends into the, one end of the second connecting pipe (6) penetrates through the explosion-proof shell (2) and is fixedly provided with a water pump (10), the water pump (10) is fixedly connected with the water storage tank (1), a water outlet pipe (11) is fixedly arranged at a water inlet of the water pump (10), one end, far away from the water pump (10), of the water outlet pipe (11) is fixedly connected with the water storage tank (1), the water storage tank (1) is symmetrically and equidistantly fixedly provided with a plurality of radiating fins (12), the top of the explosion-proof shell (2) is fixedly provided with an explosion-proof top cover (13) through bolts, one side of the upper surface of the explosion-proof top cover (13) is symmetrically and fixedly provided with a power supply connecting part (15), the power supply connecting parts (15) are fixedly provided with conductive columns (16), one end, far away from the power supply connecting part (15), of each conductive column (16) penetrates through the explosion-proof top cover (13) and is electrically, and an exhaust assembly (19) is fixedly arranged on the inner wall of the exhaust hole (18).
2. The explosion-proof structure of lithium battery according to claim 1, wherein the exhaust assembly (19) comprises a filter disc (1901), the filter disc (1901) is attached to the inner wall of the exhaust hole (18), a guiding telescopic column (1902) is fixedly arranged on the lower surface of the filter disc (1901), a plug (1903) is fixedly arranged at one end of the guiding telescopic column (1902) far away from the filter disc (1901), a spring (1904) is fixedly arranged between the plug (1903) and the filter disc (1901), and a limit ring (1905) corresponding to the plug (1903) is fixedly arranged on one side of the inner wall of the exhaust hole (18) far away from the filter disc (1901).
3. Explosion-proof structure for lithium batteries according to claim 1, characterized in that a sealing gasket (14) is provided between the explosion-proof top cover (13) and the explosion-proof housing (2).
4. The explosion-proof structure of the lithium battery as claimed in claim 1, wherein the top of the inner wall of the explosion-proof top cover (13) is symmetrically and fixedly provided with filling boxes (17), an embedded structure is formed between the filling boxes (17) and the explosion-proof top cover (13), and the filling materials in the filling boxes (17) are dry powders or foam extinguishing agents.
5. The explosion-proof structure of the lithium battery according to claim 1, wherein the rubber buffer seats (20) are symmetrically and fixedly arranged at the top of the inner wall of the explosion-proof top cover (13), and one sides of the rubber buffer seats (20) far away from the explosion-proof top cover (13) are attached to the lithium battery main body (3).
6. Explosion-proof structure for lithium batteries according to claim 4, characterized in that said filling box (17) is made of PVC material.
7. The explosion-proof structure of lithium battery as claimed in claim 1, wherein the first connecting pipe (5), the second connecting pipe (6) and the plurality of U-shaped heat dissipation pipes (7) are embedded in the explosion-proof housing (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022493213.6U CN213520198U (en) | 2020-11-02 | 2020-11-02 | Lithium battery explosion-proof structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022493213.6U CN213520198U (en) | 2020-11-02 | 2020-11-02 | Lithium battery explosion-proof structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213520198U true CN213520198U (en) | 2021-06-22 |
Family
ID=76414470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022493213.6U Expired - Fee Related CN213520198U (en) | 2020-11-02 | 2020-11-02 | Lithium battery explosion-proof structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN213520198U (en) |
-
2020
- 2020-11-02 CN CN202022493213.6U patent/CN213520198U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2016015603A1 (en) | Lithium battery and electric vehicle using same | |
CN208298909U (en) | A kind of safety anti-explosive cylindrical battery module | |
CN206921973U (en) | One kind radiating safety cylinder shape battery modules | |
CN205645893U (en) | Battery | |
CN205488300U (en) | Safety device of lithium cell group | |
CN205542960U (en) | Heat dissipation fire prevention power module | |
CN213520198U (en) | Lithium battery explosion-proof structure | |
JP2023541580A (en) | battery device | |
CN113725474A (en) | Battery tank for large energy storage system and explosion venting method | |
JP2012119137A (en) | Battery module | |
CN211629159U (en) | Echelon utilization lithium battery with protection device | |
CN210403929U (en) | Explosion-proof lithium battery | |
CN104953083A (en) | Battery cell structure capable of preventing battery fire explosion and lithium ion battery adopting battery cell structure | |
CN208939057U (en) | A kind of explosion-proof lithium battery | |
CN218351530U (en) | Lithium battery explosion-proof structure | |
CN204760489U (en) | Prevent electric core structure of explosion on fire and lithium ion battery who has this electricity core structure | |
CN215070127U (en) | Safety protection structure of lithium iron phosphate battery | |
CN216413163U (en) | Battery jar for large energy storage system | |
CN217361777U (en) | Battery jar for large energy storage system | |
CN215184406U (en) | Explosion-proof lithium battery | |
CN214957238U (en) | Explosion-proof lithium battery | |
CN213989056U (en) | Explosion-proof lithium battery | |
CN211555942U (en) | Honeycomb type battery case | |
CN211507807U (en) | Quick radiating lithium cell structure | |
CN214099706U (en) | Lithium battery with charging protection equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 |