CN219873914U - Explosion-proof protection architecture of lithium cell - Google Patents
Explosion-proof protection architecture of lithium cell Download PDFInfo
- Publication number
- CN219873914U CN219873914U CN202321326887.4U CN202321326887U CN219873914U CN 219873914 U CN219873914 U CN 219873914U CN 202321326887 U CN202321326887 U CN 202321326887U CN 219873914 U CN219873914 U CN 219873914U
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- Prior art keywords
- explosion
- proof
- lithium battery
- wall
- spring
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 64
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 230000001681 protective effect Effects 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000002955 isolation Methods 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 210000005056 cell body Anatomy 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004880 explosion Methods 0.000 abstract description 9
- 150000002641 lithium Chemical class 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 210000004027 cell Anatomy 0.000 description 6
- 239000003063 flame retardant Substances 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 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 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses an explosion-proof protection structure of a lithium battery, which relates to the technical field of protection structures of lithium batteries, is suitable for protecting the lithium battery and comprises a protection box; the protection component is arranged on the upper surface of the protection box; the explosion-proof alarm assembly is arranged on the inner wall of the protective box; and the clamping assembly is arranged on the side surface of the protective box and used for fixing, the clamping groove is formed in the upper surface of the protective box, the first limiting groove body is fixedly connected with the bottom surface of the inner wall of the clamping groove, the protective assembly comprises an explosion-proof cover plate, the second limiting groove body, a buffer spring and a limiting clamping block, and the explosion-proof alarm assembly comprises a mounting assembly and a detection assembly. According to the utility model, through the cooperation of the isolation plate, the cover plate, the spring column, the pressure sensor and the alarm, whether the lithium battery expands in the use process can be detected in an auxiliary manner, so that explosion caused by damage of the lithium battery can be prevented, and the safety of an explosion-proof protection structure is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery protection structures, in particular to an explosion-proof protection structure of a lithium battery.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses nonaqueous electrolyte solution, the existing lithium battery is applied to a plurality of fields, and relates to devices such as automobiles, engineering machinery and the like, the safety, specific capacity, self-discharge rate and cost performance ratio of the lithium battery are all superior to those of a lithium ion battery, and the development requirement of people on the lithium battery is increased along with the development of society nowadays, and the lithium battery expands in the long-time use process, so that the service life of the lithium battery can be influenced.
Among the prior art, in the patent document of publication No. CN216311907U, propose an explosion-proof fire-retardant structure of lithium cell, including mounting box and lithium cell body, the inside both sides of mounting box are provided with the open slot, the inside of open slot is provided with the dead lever, the upper end both sides of dead lever are provided with flexible spring, the inside of mounting box is provided with the constraint pole, one side of constraint pole is provided with the connecting piece, the upper end of connecting piece runs through there is the constraint groove, the outer end of lithium cell body is provided with fire-retardant membrane.
In order to solve the problem that the safety of the lithium battery body is reduced because the explosion-proof and flame-retardant lithium battery body cannot be realized when the heat dissipation is inconvenient, the heat dissipation is convenient for the lithium battery body which is separated from each other and suspended by the flame-retardant film, the explosion-proof plate, the supporting block and the heat dissipation holes, and the explosion-proof and flame-retardant lithium battery body can be processed in a mode of improving the safety of the lithium battery body, but the structure is inconvenient to detach the lithium battery in the use process, and the explosion of the lithium battery is prevented in the heat dissipation mode, so that the problem of the practicability of the explosion-proof protection structure of the lithium battery is reduced.
Disclosure of Invention
The utility model aims to provide an explosion-proof protection structure of a lithium battery, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the lithium battery explosion-proof protection structure is suitable for protecting a lithium battery and comprises a protection box; the protection component is arranged on the upper surface of the protection box; the explosion-proof alarm assembly is arranged on the inner wall of the protective box; and the clamping assembly is arranged on the side face of the protective box and used for fixing, a clamping groove is formed in the upper surface of the protective box, a first limiting groove body is fixedly connected with the bottom surface of the inner wall of the clamping groove, the protective assembly comprises an explosion-proof cover plate, a second limiting groove body, a buffer spring and a limiting clamping block, the explosion-proof alarm assembly comprises a mounting assembly and a detection assembly, and the clamping assembly comprises a mounting base, a limiting clamping column, a spring, a fixing plate and a handle.
The technical scheme of the utility model is further improved as follows: the bottom surface of explosion-proof apron and the upper surface fixed connection of spacing cell body two, the bottom surface of explosion-proof apron and buffer spring's upper surface fixed connection, buffer spring is provided with the multiunit.
By adopting the technical scheme, the lithium battery can be installed in an auxiliary manner by adopting the matching of the first limit groove body and the second limit groove body.
The technical scheme of the utility model is further improved as follows: the surface of explosion-proof apron and the one end fixed connection of spacing fixture block, the surface of spacing fixture block is provided with the joint groove.
By adopting the technical scheme, the explosion-proof cover plate can be installed in an auxiliary manner by adopting the limiting clamping blocks.
The technical scheme of the utility model is further improved as follows: the installation component is including the division board, the bottom surface of division board and the inner wall bottom surface fixed connection of protective housing, the recess has been seted up to the side of division board, the wire casing has been seted up to the both sides of division board, the battery jar has been seted up to the upper surface of division board, the inner wall detachable of battery jar is connected with the apron.
By adopting the technical scheme, the battery can be assembled in an auxiliary manner by adopting the matching of the battery groove and the cover plate, so that the detection assembly is supplied with electric energy in an auxiliary manner.
The technical scheme of the utility model is further improved as follows: the detection assembly comprises a spring column, one side of the spring column is fixedly connected with the inner wall of the groove, the other side of the spring column is fixedly connected with a pressure sensor, an alarm is detachably connected to the upper surface of the isolation plate, and the connection end of the alarm is connected with the connection end of the pressure sensor through a wire.
By adopting the technical scheme, the spring column, the pressure sensor and the alarm are matched, so that whether the lithium battery expands or not can be checked in an auxiliary manner, and the safety of the protection component is improved.
The technical scheme of the utility model is further improved as follows: one side of the mounting base is detachably connected with the side face of the protective box, the inner wall of the mounting base is slidably connected with the outer surface of the limiting clamping column, and one end of the limiting clamping column is movably clamped with the inner wall of the clamping groove.
The technical scheme of the utility model is further improved as follows: the outer surface of spacing joint post cup joints with the inner wall of spring, the one end and the installation base inner wall fixed connection of spring, the other end and the surface fixed connection of fixed plate of spring, the surface of fixed plate and one side fixed connection of handle.
By adopting the technical scheme, the explosion-proof cover plate can be fixed and detached in an auxiliary manner by adopting the cooperation of the mounting base, the limiting clamping column, the spring, the fixing plate and the handle.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides an explosion-proof protection structure of a lithium battery, which adopts the cooperation of a protection box, a first limit groove body, a second limit groove body and a buffer spring to assist in protecting the lithium battery, thereby preventing the lithium battery from moving in the use process.
2. The utility model provides an explosion-proof protection structure of a lithium battery, which adopts the cooperation of a separation plate, a cover plate, a spring column, a pressure sensor and an alarm, and can help to detect whether the lithium battery expands in the use process, so that the explosion caused by the damage of the lithium battery can be prevented, and the safety of the explosion-proof protection structure is improved.
3. The utility model provides an explosion-proof protection structure of a lithium battery, which adopts the cooperation of a mounting base, a limiting clamping column, a spring, a fixing plate and a handle, and can assist in fixing a protection component, thereby being convenient in the use process of the explosion-proof protection structure.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view of the explosion-proof cover plate of the present utility model;
FIG. 4 is a schematic diagram of the structure of the explosion-proof alarm assembly of the present utility model;
fig. 5 is a schematic structural diagram of a clamping assembly according to the present utility model.
In the figure: 1. a protective box; 11. a clamping groove; 12. a first limit groove body; 2. a protective assembly; 21. an explosion-proof cover plate; 22. a limiting groove body II; 23. a buffer spring; 24. a limit clamping block; 3. an explosion-proof alarm assembly; 31. a partition plate; 311. a groove; 312. a wire penetrating groove; 313. a battery case; 32. a cover plate; 33. a spring post; 34. a pressure sensor; 35. an alarm; 4. a clamping assembly; 41. a mounting base; 42. a limit clamping column; 43. a spring; 44. a fixing plate; 45. a handle.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1 to 5, the utility model provides an explosion-proof protection structure of a lithium battery, which comprises a protection box 1; the protection component 2 is arranged on the upper surface of the protection box 1; the explosion-proof alarm assembly 3 is arranged on the inner wall of the protective box 1; the anti-explosion alarm device comprises a protection box 1, a clamping assembly 4, a clamping groove 11, a limiting groove body I12, a protection assembly 2, a buffering spring 23 and a limiting clamping block 24, wherein the clamping assembly 4 is arranged on the side face of the protection box 1 and used for fixing, the clamping groove 11 is formed in the upper surface of the protection box 1, the limiting groove body I12 is fixedly connected to the bottom surface of the clamping groove 11, the protection assembly 2 comprises an anti-explosion cover plate 21, a limiting groove body II 22, a buffering spring 23 and a limiting clamping block 24, the anti-explosion alarm assembly 3 comprises a mounting assembly and a detection assembly, the clamping assembly 4 comprises a mounting base 41, a limiting clamping column 42, a spring 43, a fixing plate 44 and a handle 45, the bottom surface of the anti-explosion cover plate 21 is fixedly connected with the upper surface of the limiting groove body II 22, the bottom surface of the anti-explosion cover plate 21 is fixedly connected with the upper surface of the buffering spring 23, the buffering spring 23 is provided with a plurality of groups, the outer surface of the anti-explosion cover plate 21 is fixedly connected with one end of the limiting clamping block 24, and the outer surface of the limiting clamping block 24 is provided with the clamping groove, and when a lithium battery is mounted between the limiting groove body I12 and the limiting groove II 22, so that the pair is completed; the lithium battery is fixed, so that the lithium battery is prevented from moving in the using process and is collided with the inner wall of the protective box 1 to generate abrasion.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the installation component is including division board 31, division board 31's bottom surface and the inner wall bottom surface fixed connection of protective housing 1, recess 311 has been seted up to division board 31's side, pass line groove 312 has been seted up to division board 31's both sides, battery jar 313 has been seted up to division board 31's upper surface, battery jar 313's inner wall detachably is connected with apron 32, detection component is including spring post 33, spring post 33's one side and recess 311's inner wall fixed connection, spring post 33's opposite side fixedly connected with pressure sensor 34, division board 31's upper surface detachably is connected with alarm 35, alarm 35's link and pressure sensor 34's link wire connection, in the use of explosion-proof alarm component 3, through installing division board 31 in protective housing 1's inner wall, after the inside of limit tank body one 12 is installed to the lithium cell, pressure sensor 34 can contact with the surface of lithium cell, cooperation spring post 33 makes pressure sensor 34 can maintain a balanced state, if the lithium cell produces deformation, can increase the extrusion to pressure sensor 34, thereby can trigger alarm 35, and then take place the alarm to the convenience to the lithium cell.
Example 3
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, one side of the installation base 41 is detachably connected with the side of the protection box 1, the inner wall of the installation base 41 is slidably connected with the outer surface of the limiting clamping column 42, one end of the limiting clamping column 42 is movably clamped with the inner wall of the clamping groove, the outer surface of the limiting clamping column 42 is sleeved with the inner wall of the spring 43, one end of the spring 43 is fixedly connected with the inner wall of the installation base 41, the other end of the spring 43 is fixedly connected with the outer surface of the fixing plate 44, the outer surface of the fixing plate 44 is fixedly connected with one side of the handle 45, when the explosion-proof cover plate 21 is fixedly installed, the limiting clamping block 24 is clamped in the clamping groove 11, the handle 45 is stirred again, the handle 45 is matched with the handle 45 to drive the limiting clamping column 42 to move in the horizontal direction, so that the limiting clamping block 24 enters the clamping groove 11, and then the fixing plate 44 is loosened, one end of the limiting clamping column 42 is driven to be clamped with the inner wall of the limiting clamping block 24 due to the rebound effect of the spring 43, and the limiting clamping block 24 is fixed.
The working principle of the explosion-proof protection structure of the lithium battery is specifically described below.
As shown in fig. 1 to 5, when the lithium battery is installed, the lithium battery is installed between the first limiting groove body 12 and the second limiting groove body 22, so that the pair is completed; the lithium battery is fixed to prevent that the lithium battery from moving in the use, collide with the inner wall of protective housing 1 and produce wearing and tearing, and when installing fixedly to explosion-proof apron 21, through the inside at draw-in groove 11 with spacing fixture block 24 joint, stir handle 45 again, cooperation handle 45 drives spacing joint post 42 and carries out the removal on the horizontal direction, thereby make spacing fixture block 24 accomplish and enter into draw-in groove 11, then loosen fixed plate 44, because spring 43's resilience effect, can drive the one end of spacing joint post 42 and carry out the joint with the inner wall of spacing fixture block 24, thereby fix spacing fixture block 24, in the use of explosion-proof alarm assembly 3, through installing division board 31 in the inner wall of protective housing 1, after the lithium battery is installed in the inside of spacing cell body one 12, pressure sensor 34 can contact with the surface of lithium battery, cooperation spring post 33 makes pressure sensor 34 can maintain a balanced state, if the lithium battery produces deformation, can increase the extrusion to pressure sensor 34, thereby can trigger 35 and take place the alarm, and then conveniently handle the lithium battery.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. The lithium battery explosion-proof protection structure is suitable for protecting a lithium battery and comprises a protection box (1);
the protection component (2) is arranged on the upper surface of the protection box (1);
an explosion-proof alarm component (3) arranged on the inner wall of the protective box (1);
and set up joint subassembly (4) that are used for fixed in protective housing (1) side, its characterized in that: clamping grooves (11) are formed in the upper surface of the protective box (1), first limiting groove bodies (12) are fixedly connected to the bottom surfaces of the inner walls of the clamping grooves (11), the protective assembly (2) comprises an explosion-proof cover plate (21), second limiting groove bodies (22), buffer springs (23) and limiting clamping blocks (24), the explosion-proof alarm assembly (3) comprises a mounting assembly and a detection assembly, and the clamping assembly (4) comprises a mounting base (41), limiting clamping columns (42), springs (43), fixing plates (44) and handles (45).
2. The explosion-proof protection structure for lithium battery according to claim 1, wherein: the bottom surface of explosion-proof apron (21) is fixedly connected with the upper surface of spacing cell body two (22), the bottom surface of explosion-proof apron (21) is fixedly connected with the upper surface of buffer spring (23), buffer spring (23) are provided with the multiunit.
3. The explosion-proof protection structure for lithium battery according to claim 1, wherein: the outer surface of the explosion-proof cover plate (21) is fixedly connected with one end of the limiting clamping block (24), and a clamping groove is formed in the outer surface of the limiting clamping block (24).
4. The explosion-proof protection structure for lithium battery according to claim 1, wherein: the mounting assembly comprises a separation plate (31), the bottom surface of the separation plate (31) is fixedly connected with the bottom surface of the inner wall of the protective box (1), a groove (311) is formed in the side surface of the separation plate (31), wire penetrating grooves (312) are formed in the two sides of the separation plate (31), a battery groove (313) is formed in the upper surface of the separation plate (31), and a cover plate (32) is detachably connected with the inner wall of the battery groove (313).
5. The explosion-proof protection structure for lithium battery according to claim 4, wherein: the detection assembly comprises a spring column (33), one side of the spring column (33) is fixedly connected with the inner wall of the groove (311), the other side of the spring column (33) is fixedly connected with a pressure sensor (34), an alarm (35) is detachably connected to the upper surface of the isolation plate (31), and the connection end of the alarm (35) is connected with the connection end of the pressure sensor (34) through a wire.
6. The explosion-proof protection structure for lithium battery according to claim 1, wherein: one side of the mounting base (41) is detachably connected with the side face of the protective box (1), the inner wall of the mounting base (41) is slidably connected with the outer surface of the limiting clamping column (42), and one end of the limiting clamping column (42) is movably clamped with the inner wall of the clamping groove.
7. The explosion-proof protection structure for lithium battery according to claim 1, wherein: the outer surface of spacing joint post (42) cup joints with the inner wall of spring (43), the one end and the inner wall fixed connection of installation base (41) of spring (43), the other end and the surface fixed connection of fixed plate (44) of spring (43), the surface of fixed plate (44) and one side fixed connection of handle (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321326887.4U CN219873914U (en) | 2023-05-29 | 2023-05-29 | Explosion-proof protection architecture of lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321326887.4U CN219873914U (en) | 2023-05-29 | 2023-05-29 | Explosion-proof protection architecture of lithium cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219873914U true CN219873914U (en) | 2023-10-20 |
Family
ID=88344336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321326887.4U Active CN219873914U (en) | 2023-05-29 | 2023-05-29 | Explosion-proof protection architecture of lithium cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219873914U (en) |
-
2023
- 2023-05-29 CN CN202321326887.4U patent/CN219873914U/en active Active
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