CN218123599U - Safety enhancement type single cell of lithium ion battery - Google Patents
Safety enhancement type single cell of lithium ion battery Download PDFInfo
- Publication number
- CN218123599U CN218123599U CN202222134913.5U CN202222134913U CN218123599U CN 218123599 U CN218123599 U CN 218123599U CN 202222134913 U CN202222134913 U CN 202222134913U CN 218123599 U CN218123599 U CN 218123599U
- Authority
- CN
- China
- Prior art keywords
- compression
- resistance
- resistant shell
- electric core
- lithium ion
- 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
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 13
- 238000007906 compression Methods 0.000 claims abstract description 86
- 230000006835 compression Effects 0.000 claims abstract description 84
- 230000005611 electricity Effects 0.000 claims abstract description 8
- 239000000178 monomer Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052744 lithium Inorganic materials 0.000 abstract description 12
- 238000004080 punching Methods 0.000 abstract description 5
- WJZHMLNIAZSFDO-UHFFFAOYSA-N manganese zinc Chemical compound [Mn].[Zn] WJZHMLNIAZSFDO-UHFFFAOYSA-N 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model belongs to the technical field of the lithium cell, and a safe enhancement mode lithium ion battery monomer electricity core is disclosed, including resistance to compression casing and resistance to compression cap, the resistance to compression cap is sealed at resistance to compression casing up end, and first current conducting plate is installed to the bottom face of resistance to compression casing, be equipped with the layer board in the resistance to compression casing, be equipped with conductive component between layer board and the first current conducting plate, the through-hole has been seted up to the up end of resistance to compression cap, be equipped with electric core in resistance to compression casing and the resistance to compression cap, the through-hole is run through to electric core positive pole piece, the utility model discloses establish a resistance to compression that comprises resistance to compression casing and resistance to compression cap at the outside cover of electric core is effectual, and the resistance to compression box of easy to assemble dismantlement, protection electric core that resistance to compression box can be fine is not extruded by outside factor and is out of shape, has solved traditional lithium cell when using, has received the collision punching press very easily, leads to electric core to receive pressure, appears and the risk of warping or short circuit, influences follow-up use problem.
Description
Technical Field
The utility model belongs to the technical field of the lithium cell, concretely relates to safety enhancement mode lithium ion battery monomer electricity core.
Background
With the development of new energy, the requirements on batteries are gradually increased, the requirements on batteries are higher and higher, the batteries are also of various types, the stored electricity quantity and the materials of the batteries are different, such as zinc-manganese batteries and lithium batteries, the endurance of the lithium batteries is better than that of the zinc-manganese batteries, the lithium batteries are mainly used in mobile phones and computers, and the price of the lithium batteries is more expensive than that of the zinc-manganese batteries.
But the lithium cell in the existing market has certain defect, and traditional lithium cell receives the collision punching press very easily when using, leads to electric core to receive pressure, appears the risk of warping or short circuit, influences subsequent use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safety enhancement mode lithium ion battery monomer electricity core to solve the traditional lithium cell that provides in the above-mentioned background art when using, receive the problem that the collision punching press leads to the battery to warp and the short circuit very easily.
In order to achieve the above object, the utility model provides a following technical scheme: a safety enhanced lithium ion battery cell, comprising:
the electric core comprises a compression-resistant shell and a compression-resistant shell cover, wherein the compression-resistant shell cover is sealed on the upper end surface of the compression-resistant shell, a first current-conducting plate is arranged on the bottom end surface of the compression-resistant shell, a supporting plate is arranged in the compression-resistant shell, a conducting assembly is arranged between the supporting plate and the first current-conducting plate, a through hole is formed in the upper end surface of the compression-resistant shell cover, electric cores are arranged in the compression-resistant shell and the compression-resistant shell cover, an anode block of each electric core penetrates through the through hole, the bottom end surface of each electric core is embedded into the compression-resistant shell and connected with the supporting plate, and a cathode block of each electric core is connected with the conducting assembly;
the connecting assembly is arranged between the compression-resistant shell and is used for connecting and sealing the compression-resistant shell and the compression-resistant shell;
the fixed subassembly, the fixed subassembly is used for the fixed coupling assembling of locating between resistance to compression casing and the resistance to compression casing.
Preferably, coupling assembling includes slot and inserted block, the up end both sides at the resistance to compression casing are seted up to the slot, the inserted block is installed in the lower terminal surface both sides of resistance to compression casing, the inserted block inlays to in the slot.
Preferably, the fixed subassembly is a threaded rod, a thread groove is formed in one side of the inserting block, limiting holes are formed in the upper ends of the two sides of the pressure-resistant shell, the limiting holes are communicated with the inserting grooves, and the threaded rod penetrates through the inner part of the limiting hole and is connected to the inner part of the thread groove in a screwing mode.
Preferably, the conductive assembly comprises a conductive spring and a second conductive plate, the second conductive plate is installed in the middle of the upper end face of the supporting plate, the upper end face of the second conductive plate is connected with the negative electrode block of the battery core, one end of the conductive spring is connected with the upper end face of the first conductive plate, and the other end of the conductive spring is connected with the lower end face of the second conductive plate.
Preferably, the sliding blocks are installed on two sides of the supporting plate, sliding grooves are formed in two sides of the inner wall of the pressure-resistant shell, and the sliding blocks are embedded into the sliding grooves.
Preferably, the inner wall of the pressure-resistant shell cover is provided with a cushion pad, and a sealing ring is arranged in the through hole.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The utility model discloses establish a resistance to compression that comprises resistance to compression casing and resistance to compression cap at the outside cover of electric core effectual, and the resistance to compression box of easy to assemble dismantlement, the protection electric core that resistance to compression box can be fine is not extruded by outside factor and is out of shape, when the installation, will laminate the up end at the layer board with the inside of the one end embedding resistance to compression casing of electric core negative pole earlier, seal the up end at the resistance to compression casing with the resistance to compression cap afterwards, inlay the inserted block to the slot in, close the threaded rod soon connect in thread groove and spacing downthehole can, traditional lithium cell has been solved when using, receive collision punching press very easily, lead to electric core to receive pressure, the risk of deformation or short circuit appears, influence the problem of follow-up use.
(2) The utility model discloses set up conductive assembly, slider and spout etc. when needs shift out electric core from the resistance to compression casing in, twist out threaded rod from thread groove and spacing downthehole earlier, the slider upwards slides in the spout through conductive spring's elasticity afterwards, can make the layer board shift up, shifts out electric core from the resistance to compression casing in, convenient and fast's dismantlement and change the electric core in the resistance to compression casing.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an external view of the present invention;
FIG. 3 is an enlarged view of FIG. 1 at A;
in the figure: 1. a compression resistant housing; 2. a pressure-resistant shell cover; 3. an electric core; 4. a through hole; 5. a first conductive plate; 6. a slot; 7. inserting a block; 8. a thread groove; 9. a limiting hole; 10. a threaded rod; 11. a pallet; 12. a second conductive plate; 13. a conductive spring; 14. a slider; 15. a chute; 16. a cushion pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: a safety enhanced lithium ion battery cell, comprising:
the electric energy meter comprises a compression-resistant shell 1 and a compression-resistant shell cover 2, wherein the compression-resistant shell cover 2 is sealed on the upper end surface of the compression-resistant shell 1, a first current-conducting plate 5 is mounted on the bottom end surface of the compression-resistant shell 1, a supporting plate 11 is arranged in the compression-resistant shell 1, a conducting assembly is arranged between the supporting plate 11 and the first current-conducting plate 5, a through hole 4 is formed in the upper end surface of the compression-resistant shell cover 2, an electric core 3 is arranged in the compression-resistant shell 1 and the compression-resistant shell cover 2, an anode block of the electric core 3 penetrates through the through hole 4, the bottom end surface of the electric core 3 is embedded into the compression-resistant shell 1 and is connected with the supporting plate 11, and a cathode block of the electric core 3 is connected with the conducting assembly;
the connecting assembly is arranged between the compression-resistant shell 1 and is used for connecting and sealing the compression-resistant shell 1 and the compression-resistant shell 1;
referring to fig. 1 to 3, a fixing assembly is used for fixing a connecting assembly between a pressure-resistant housing 1 and the pressure-resistant housing 1.
Coupling assembling includes slot 6 and inserted block 7, and slot 6 is seted up in the up end both sides of resistance to compression casing 1, and inserted block 7 is installed in the lower terminal surface both sides of resistance to compression casing 1, and inserted block 7 inlays to in the slot 6.
The fixed subassembly is threaded rod 10, and thread groove 8 has been seted up to one side of inserted block 7, and spacing hole 9 has been seted up to the both sides upper end of resistance to compression casing 1, and spacing hole 9 link up with slot 6 mutually, and threaded rod 10 runs through spacing hole 9 inside and closes soon and connect inside thread groove 8.
Through the technical scheme: when the installation, earlier with the one end embedding resistance to compression casing 1's of 3 negative poles of electricity core inside and laminating at the up end of layer board 11, run through-hole 4 with the positive pole piece of electricity core 3 afterwards, again with the sealed up end at resistance to compression casing 1 of resistance to compression cap 2, inlay inserted block 7 to slot 6 in afterwards, close threaded rod 10 soon connect in thread groove 8 and spacing hole 9 can, traditional lithium cell when using has been solved, receive the collision punching press very easily, lead to electricity core 3 to receive pressure, the risk of deformation or short circuit appears, influence the problem of follow-up use.
Referring to fig. 1-2, the conductive assembly includes a conductive spring 13 and a second conductive plate 12, the second conductive plate 12 is installed at a middle position of an upper end surface of the supporting plate 11, the upper end surface of the second conductive plate 12 is connected to the negative electrode block of the battery cell 3, one end of the conductive spring 13 is connected to the upper end surface of the first conductive plate 5, and the other end of the conductive spring 13 is connected to a lower end surface of the second conductive plate 12.
The two sides of the supporting plate 10 are provided with sliding blocks 14, the two sides of the inner wall of the pressure-resistant shell 1 are provided with sliding grooves 15, and the sliding blocks 14 are embedded into the sliding grooves 15.
Through the technical scheme: when needing to shift out electric core 3 from resistance to compression casing 1, screw rod 10 is twisted out from thread groove 8 and spacing hole 9 earlier, and slider 14 upwards slides in spout 15 through conductive spring 13's elasticity afterwards, can make layer board 11 move up, shifts out electric core 3 from resistance to compression casing 1, convenient and fast's dismantlement and change electric core 3 in the resistance to compression casing 1.
Further, blotter 16 is installed to the inner wall of resistance to compression cap 2, is equipped with the sealing washer in the through-hole 4, specifically, installs the swing of restriction electric core 3 in resistance to compression casing 1 that blotter 16 at the inner wall of resistance to compression cap 2 can be fine, installs in the sealing washer in through-hole 4 can be fine prevent that the dust from getting into in the resistance to compression casing 1 from the through-hole.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a safety enhancement mode lithium ion battery monomer electricity core which characterized in that includes:
the electric core comprises a compression-resistant shell (1) and a compression-resistant shell cover (2), wherein the compression-resistant shell cover (2) is sealed on the upper end surface of the compression-resistant shell (1), a first current-conducting plate (5) is installed on the bottom end surface of the compression-resistant shell (1), a supporting plate (11) is arranged in the compression-resistant shell (1), a conducting component is arranged between the supporting plate (11) and the first current-conducting plate (5), a through hole (4) is formed in the upper end surface of the compression-resistant shell cover (2), an electric core (3) is arranged in the compression-resistant shell (1) and the compression-resistant shell cover (2), a positive pole block of the electric core (3) penetrates through the through hole (4), the bottom end surface of the electric core (3) is embedded into the compression-resistant shell (1) and is connected with the supporting plate (11), and a negative pole block of the electric core (3) is connected with the conducting component;
the connecting component is arranged between the pressure-resistant shell (1) and is used for connecting and sealing the pressure-resistant shell (1) and the pressure-resistant shell (1);
the fixing assembly is used for fixing the connecting assembly arranged between the compression-resistant shell (1) and the compression-resistant shell (1).
2. The safety-enhanced lithium ion battery cell of claim 1, wherein: coupling assembling includes slot (6) and inserted block (7), the up end both sides at resistance to compression casing (1) are seted up in slot (6), the lower terminal surface both sides at resistance to compression casing (1) are installed in inserted block (7), inserted block (7) are inlayed to in slot (6).
3. The safety-enhanced lithium ion battery cell of claim 2, wherein: the fixed subassembly is threaded rod (10), thread groove (8) have been seted up to one side of inserted block (7), spacing hole (9) have been seted up to the both sides upper end of resistance to compression casing (1), spacing hole (9) link up with slot (6) mutually, threaded rod (10) run through spacing hole (9) inside and close soon and connect inside thread groove (8).
4. The safety-enhanced lithium ion battery cell of claim 3, wherein: the conductive assembly comprises a conductive spring (13) and a second conductive plate (12), the second conductive plate (12) is installed in the middle of the upper end face of the supporting plate (11), the upper end face of the second conductive plate (12) is connected with the negative pole block of the battery core (3), one end of the conductive spring (13) is connected with the upper end face of the first conductive plate (5), and the other end of the conductive spring (13) is connected with the lower end face of the second conductive plate (12).
5. The safety-enhanced lithium ion battery cell of claim 4, wherein: the anti-compression shell is characterized in that sliding blocks (14) are installed on two sides of the supporting plate (11), sliding grooves (15) are formed in two sides of the inner wall of the anti-compression shell (1), and the sliding blocks (14) are embedded into the sliding grooves (15).
6. The safety-enhanced lithium ion battery cell of claim 5, wherein: a buffer pad (16) is installed on the inner wall of the pressure-resistant shell cover (2), and a sealing ring is arranged in the through hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222134913.5U CN218123599U (en) | 2022-08-15 | 2022-08-15 | Safety enhancement type single cell of lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222134913.5U CN218123599U (en) | 2022-08-15 | 2022-08-15 | Safety enhancement type single cell of lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218123599U true CN218123599U (en) | 2022-12-23 |
Family
ID=84522612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222134913.5U Expired - Fee Related CN218123599U (en) | 2022-08-15 | 2022-08-15 | Safety enhancement type single cell of lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218123599U (en) |
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2022
- 2022-08-15 CN CN202222134913.5U patent/CN218123599U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221223 |