CN211320239U - Column button type lithium battery adopting multiple sealing - Google Patents
Column button type lithium battery adopting multiple sealing Download PDFInfo
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- CN211320239U CN211320239U CN201921534660.2U CN201921534660U CN211320239U CN 211320239 U CN211320239 U CN 211320239U CN 201921534660 U CN201921534660 U CN 201921534660U CN 211320239 U CN211320239 U CN 211320239U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses an adopt multiple sealed column to detain formula lithium cell relates to battery technology field, specifically is an adopt multiple sealed column to detain formula lithium cell, which comprises a housin, the fixed cover in outside of casing has the protective tube cover, the positive plate of right side fixedly connected with of casing, the positive terminal of left side fixedly connected with of positive plate, left side fixedly connected with diaphragm and seal baffle. This adopt multiple sealed column button lithium cell, keep apart the reaction medium of battery inside through setting up seal spacer, prevent the contact of reaction medium and the inside seal structure of battery, avoid seal structure corroded, utilize the support frame simultaneously, carry out secondary protection to reaction medium, avoid reaction medium to leak, and it has certain clearance to reserve between seal spacer and support frame, make seal spacer have certain flexible scope, avoid seal spacer inflation to cause destruction to the battery structure, the safety of battery has been protected.
Description
Technical Field
The utility model relates to a battery technology field specifically is an adopt multiple sealed column button type lithium cell.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material, and can be roughly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain metallic lithium and can be charged, and lithium metal batteries generally use manganese dioxide as a positive electrode material, metal lithium or alloy metal thereof as a negative electrode material and use non-aqueous electrolyte solution.
Present lithium cell does not do in the aspect of the leakproofness well enough, the condition that battery inflation deformation and the inside reaction medium of battery revealed can appear after long-term use in current lithium cell, seriously influence user's safety, and the lithium cell appears the damaged condition of battery easily when receiving the striking, cause the inside reaction medium of battery to leak, cause the pollution to the environment, current column lithium cell is for button lithium cell simultaneously, its generating efficiency is comparatively low, great promotion space has, for this reason we provide one kind and adopt multiple sealed column button lithium cell.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides an adopt multiple sealed column to detain formula lithium cell has solved the problem of proposing in the above-mentioned background art.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an adopt multiple sealed column to detain formula lithium cell, includes the casing, the fixed protective tube cover that has cup jointed in outside of casing, the right side fixedly connected with positive plate of casing, the positive terminal of left side fixedly connected with of positive plate, left side fixedly connected with diaphragm and seal spacer, seal spacer's the anodal closing plate of right side fixedly connected with, seal spacer's the left side fixedly connected with negative pole closing plate.
Optionally, the bottom fixedly connected with leak protection membrane of casing, the inside of leak protection membrane is triangular frame construction, the bottom fixedly connected with support frame of leak protection membrane, the support frame forms for corrosion-resistant material preparation.
Optionally, the inside of diaphragm is provided with anodal reaction medium, the middle part fixed mounting of anodal reaction medium has the anodal mass flow body, the right side and the positive terminal fixed connection of anodal mass flow body, the inside of anodal mass flow body contains a large amount of mesh structures.
Optionally, the inside packing of sealed separator has negative pole reaction medium, the inside of negative pole reaction medium is provided with the negative pole mass flow body, the surface fixedly connected with lithium piece of the negative pole mass flow body, the lithium piece is short slice shape align to grid on the surface of the negative pole mass flow body.
Optionally, a glass sealing block is fixedly mounted on the right side of the positive sealing plate, positive sealing filler is arranged on the right side of the glass sealing block, a supporting plate is fixedly mounted outside the positive sealing filler, and the right side of the supporting plate is fixedly connected with the shell.
Optionally, a negative electrode sealing filler is arranged on the left side of the negative electrode sealing plate, a negative electrode terminal is fixedly mounted inside the negative electrode sealing plate, the right side of the negative electrode terminal is fixedly connected with a negative electrode current collector, a negative electrode piece is fixedly connected to the left side of the negative electrode terminal, and the negative electrode piece is located on the left side of the shell.
The utility model provides an adopt multiple sealed column to detain formula lithium cell possesses following beneficial effect:
1. the columnar button lithium battery adopting multiple seals isolates the reaction medium in the battery by arranging the seal partition plate, prevents the reaction medium from contacting with the seal structure in the battery, avoids the seal structure from being corroded, and simultaneously utilizes the support frame, the secondary protection is carried out on the reaction medium, the leakage of the reaction medium is avoided, a certain gap is reserved between the sealing clapboard and the supporting frame, the sealing clapboard has a certain expansion range, the damage of the expansion of the sealing clapboard on the battery structure is avoided, the safety of the battery is protected, the shell is supported by the leakage-proof membrane, so that the support frame and the sealing clapboard are prevented from being punctured by the inward recess of the shell when the shell is impacted, the safety of the support frame and the sealing clapboard is protected, the leakage of a reaction medium is prevented, meanwhile, the protective sleeve wraps the shell, so that direct contact between the battery and the outside is avoided, and the safety of the battery is further protected.
2. The cylindrical button lithium battery adopting multiple sealing is characterized in that the positive electrode sealing plate and the positive electrode sealing filler are arranged on the positive electrode of the battery, the negative electrode sealing plate and the negative electrode sealing filler are arranged on the negative electrode of the battery, the positive electrode and the negative electrode of a power supply are sealed, the leakage at the joint of the positive electrode and the negative electrode of the power supply is prevented, the reliability of the battery is improved, the positive electrode current collector and the negative electrode current collector are respectively arranged on the positive electrode and the negative electrode of the power supply, the current generated by the battery is collected together, the external output of the current is improved, meanwhile, the interior of the positive electrode current collector is designed into a net-shaped structure, and the lithium sheets are designed into short sheets which are uniformly arranged, so that the contact area between the positive electrode current collector and the reaction medium can be effectively increased, the positive electrode current collector and the.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a right side view of the present invention.
In the figure: 1. a housing; 2. a protective sleeve; 3. a positive plate; 4. a positive terminal; 5. a positive current collector; 6. a positive electrode reaction medium; 7. a diaphragm; 8. a negative electrode reaction medium; 9. a negative current collector; 10. a lithium sheet; 11. sealing the partition plate; 12. a leak-proof membrane; 13. a support frame; 14. a positive electrode sealing plate; 15. a glass sealing block; 16. sealing filler for the positive electrode; 17. a support plate; 18. a negative electrode sealing plate; 19. a negative electrode sealing filler; 20. a negative terminal; 21. and a negative plate.
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.
Referring to fig. 1 to 2, the present invention provides a technical solution: a columnar button lithium battery adopting multiple sealing comprises a shell 1, wherein a leakage-proof membrane 12 is fixedly connected to the bottom of the shell 1, the inside of the leakage-proof membrane 12 is of a triangular frame structure, the shell 1 is supported by the leakage-proof membrane 12, the situation that a support frame 13 and a sealing partition plate 11 are inwards sunken and punctured when the shell 1 is impacted is avoided, the safety of the support frame 13 and the sealing partition plate 11 is protected, the leakage of a reaction medium is prevented, the support frame 13 is fixedly connected to the bottom of the leakage-proof membrane 12 and is made of corrosion-resistant materials, a protective pipe sleeve 2 is fixedly sleeved outside the shell 1, the shell 1 is wrapped by the protective pipe sleeve 2, the direct contact between the battery and the outside is avoided, the shell 1 cannot be directly damaged when the battery is impacted by the outside, a positive plate 3 is further fixedly connected to the right side of the safe shell 1 for protecting the battery, and a positive terminal 4 is fixedly connected to the left, the left side of the battery is fixedly connected with a diaphragm 7 and a sealing baffle plate 11, the reaction medium in the battery is isolated by arranging the sealing baffle plate 11, the reaction medium is prevented from contacting with a sealing structure in the battery, the sealing structure is prevented from being corroded, meanwhile, a support frame 13 is utilized to carry out secondary protection on the reaction medium and avoid the leakage of the reaction medium, a certain gap is reserved between the sealing baffle plate 11 and the support frame 13, the sealing baffle plate 11 has a certain expansion range, the battery structure is prevented from being damaged by the expansion of the sealing baffle plate 11, the safety of the battery is protected, a positive pole reaction medium 6 is arranged in the diaphragm 7, a positive pole current collector 5 is fixedly arranged in the middle of the positive pole reaction medium 6, the right side of the positive pole current collector 5 is fixedly connected with a positive pole terminal 4, a large number of structures are arranged in the positive pole current collector 5, and the interior of, the contact area between the positive current collector 5 and the reaction medium is effectively increased, the collection of the positive current collector 5 to the current is facilitated, the output performance of the current is improved, the negative reaction medium 8 is filled in the sealing partition plate 11, the negative current collector 9 is arranged in the negative reaction medium 8, the outer surface of the negative current collector 9 is fixedly connected with the lithium sheet 10, the lithium sheets 10 are uniformly arranged on the surface of the negative current collector 9 in a short sheet shape, the contact area between the lithium sheet 10 and the reaction medium is increased by designing the lithium sheets 10 into the uniformly arranged short sheets, the reaction between the lithium sheet 10 and the reaction medium is facilitated, the power generation efficiency of the battery is increased, the performance of the battery is improved, the positive sealing plate 14 is fixedly connected to the right side of the sealing partition plate 11, the glass sealing block 15 is fixedly arranged on the right side of the positive sealing plate 14, the positive sealing filler 16 is arranged on the right side of the glass, the outer part of the positive electrode sealing filler 16 is fixedly provided with a supporting plate 17, the right side of the supporting plate 17 is fixedly connected with the shell 1, the left side of the sealing partition plate 11 is fixedly connected with a negative electrode sealing plate 18, the left side of the negative electrode sealing plate 18 is provided with a negative electrode sealing filler 19, the positive electrode of the battery is provided with the positive electrode sealing plate 14 and the positive electrode sealing filler 16, the negative electrode of the battery is provided with the negative electrode sealing plate 18 and the negative electrode sealing filler 19 to seal the positive electrode and the negative electrode of the power supply, the leakage of the joint of the positive electrode and the negative electrode of the power supply is prevented, the reliability of the battery is improved, the right side of the negative electrode sealing plate 18, which is fixedly provided with a negative electrode terminal 20 and is fixedly connected with a negative electrode current.
In summary, when the multi-sealed cylindrical button lithium battery is used, the battery is connected with an electrical appliance, and reacts with a reaction medium through the lithium sheet 10, so that positive and negative ions move to two poles through the diaphragm 7 to generate current, the current is collected by the positive current collector 5 and the negative current collector 9, and then the current is respectively conveyed to the positive plate 3 and the negative plate 21 through the positive terminal 4 and the negative terminal 20 to be output, so as to supply power to the electrical appliance.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an adopt multiple sealed column button lithium cell, includes casing (1), its characterized in that: the utility model discloses a protection pipe cover, including casing (1), the outside fixed cover of casing (1) has been connect and has been protected pipe box (2), the positive plate of right side fixedly connected with (3) of casing (1), the positive terminal of left side fixedly connected with (4) of positive plate (3), left side fixedly connected with diaphragm (7) and sealed baffle (11), the positive closing plate of right side fixedly connected with (14) of sealed baffle (11), the left side fixedly connected with negative closing plate (18) of sealed baffle (11).
2. The lithium button cell battery of claim 1 in the form of a multiple sealed column, wherein: the bottom fixedly connected with leak protection membrane (12) of casing (1), the inside of leak protection membrane (12) is triangular frame construction, the bottom fixedly connected with support frame (13) of leak protection membrane (12), support frame (13) are corrosion-resistant material preparation and form.
3. The lithium button cell battery of claim 1 in the form of a multiple sealed column, wherein: the inside of diaphragm (7) is provided with anodal reaction medium (6), the middle part fixed mounting of anodal reaction medium (6) has anodal mass flow body (5), the right side and the positive terminal (4) fixed connection of anodal mass flow body (5), the inside of anodal mass flow body (5) contains a large amount of mesh structures.
4. The lithium button cell battery of claim 1 in the form of a multiple sealed column, wherein: the inside packing of sealed baffle (11) has negative pole reaction medium (8), the inside of negative pole reaction medium (8) is provided with negative pole mass flow body (9), the external fixed surface of negative pole mass flow body (9) is connected with lithium piece (10), lithium piece (10) are short slice shape align to grid on the surface of negative pole mass flow body (9).
5. The lithium button cell battery of claim 1 in the form of a multiple sealed column, wherein: the right side fixed mounting of positive pole closing plate (14) has glass sealing block (15), the right side of glass sealing block (15) is provided with anodal sealed filler (16), the outside fixed mounting of anodal sealed filler (16) has backup pad (17), the right side and casing (1) fixed connection of backup pad (17).
6. The lithium button cell battery of claim 1 in the form of a multiple sealed column, wherein: the left side of negative pole closing plate (18) is provided with negative pole sealing filler (19), the inside fixed mounting of negative pole closing plate (18) has negative pole terminal (20) the right side and the negative pole mass flow body (9) fixed connection of negative pole terminal (20), the left side fixedly connected with negative pole piece (21) of negative pole terminal (20), negative pole piece (21) are located the left side of casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921534660.2U CN211320239U (en) | 2019-09-16 | 2019-09-16 | Column button type lithium battery adopting multiple sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921534660.2U CN211320239U (en) | 2019-09-16 | 2019-09-16 | Column button type lithium battery adopting multiple sealing |
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| Publication Number | Publication Date |
|---|---|
| CN211320239U true CN211320239U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921534660.2U Active CN211320239U (en) | 2019-09-16 | 2019-09-16 | Column button type lithium battery adopting multiple sealing |
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| CN (1) | CN211320239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051039A (en) * | 2022-05-20 | 2022-09-13 | 楚能新能源股份有限公司 | Assembling method and assembling structure of high-pressure-resistant and corrosion-resistant magnesium button cell |
| CN117558996A (en) * | 2024-01-11 | 2024-02-13 | 北京郅航科技有限公司 | Full-tab battery and preparation method thereof |
-
2019
- 2019-09-16 CN CN201921534660.2U patent/CN211320239U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115051039A (en) * | 2022-05-20 | 2022-09-13 | 楚能新能源股份有限公司 | Assembling method and assembling structure of high-pressure-resistant and corrosion-resistant magnesium button cell |
| CN117558996A (en) * | 2024-01-11 | 2024-02-13 | 北京郅航科技有限公司 | Full-tab battery and preparation method thereof |
| CN117558996B (en) * | 2024-01-11 | 2024-05-17 | 北京郅航科技有限公司 | Full-tab battery and preparation method thereof |
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