CN210379307U - Lithium ion battery cell with long service life - Google Patents
Lithium ion battery cell with long service life Download PDFInfo
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- CN210379307U CN210379307U CN201921129289.1U CN201921129289U CN210379307U CN 210379307 U CN210379307 U CN 210379307U CN 201921129289 U CN201921129289 U CN 201921129289U CN 210379307 U CN210379307 U CN 210379307U
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- core
- lithium ion
- diaphragm
- inner chamber
- electrolyte
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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 a long-life lithium ion cell, including core and binding post, binding post passes through the wire and links to each other with the core electrical property, core inner chamber fixed mounting has the diaphragm, diaphragm fixed surface parcel has electrolyte, chamber wall fixed surface pastes in the core and is connected with the glass pipe. The utility model discloses a glass pipe of core inner chamber can effectively promote the insulating nature of core, reduce the ion loss in diaphragm and the electrolyte, can suitably prevent battery self-discharge, extension battery life, can effectively promote the protection to the core through the compressive layer, avoid receiving the heavy back of pressing, the core surface takes place to break or warp, can realize refrigerated purpose through the semiconductor refrigeration piece, thereby can cool down to the core is inside, avoid the temperature rise in the core, make the core take place the deflagration, use more safe and reliable, and can avoid liquid to invade big core inner chamber through the waterproof layer, use more safety.
Description
Technical Field
The utility model relates to an electric core, in particular to long-life lithium ion battery cell.
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. The inventor of lithium batteries was edison. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized devices are increasing, and high requirements are made on power supplies. The lithium battery has then entered a large-scale practical stage.
The existing lithium battery is poor in waterproof performance and low in compressive capacity, the battery is prone to generating heat after being used for a long time, fire disasters are prone to being caused, the insulation performance inside the battery is low, self-discharge is prone to being generated, and therefore the lithium ion battery with the long service life is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the prior art not enough, a long-life lithium ion battery cell is provided, the insulativity of the core can be effectively improved through a glass tube of the core inner cavity, the loss of ions in a diaphragm and electrolyte is reduced, the battery self-discharge can be properly prevented, the service life of the battery is prolonged, the protection of the core can be effectively improved through a pressure-resistant layer, the core surface is prevented from being broken or deformed after being stressed, the refrigeration purpose can be realized through a semiconductor refrigeration sheet, the inside of the core can be cooled, the temperature in the core is prevented from being increased, the core is enabled to deflagrate, the use is safer and more reliable, the liquid can be prevented from invading into the large core inner cavity through a waterproof layer, the use is safer, and the problem in the background technology can be effectively solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a long-life lithium ion cell, including core and binding post, binding post passes through the wire and links to each other with the core electrical property, core inner chamber fixed mounting has the diaphragm, diaphragm fixed surface parcel has electrolyte, chamber wall fixed surface pastes in the core and is connected with the glass pipe.
Furthermore, the surfaces of the glass tubes are fixedly adhered and connected with semiconductor refrigeration sheets.
Furthermore, a pressure-resistant layer is fixedly embedded in the inner cavity wall of the core body.
Furthermore, the outer surface of the core body is fixedly wrapped with an insulating sleeve.
Furthermore, a waterproof layer is fixedly coated on the surface of the insulating sleeve.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
the core body is formed by two compounds capable of reversibly embedding and de-embedding lithium ions as positive and negative electrodes respectively, the core body completes battery charging and discharging by transferring the lithium ions between the positive and negative electrodes, a spiral winding structure is adopted in the working battery, the working battery is formed by spacing a polyethylene film isolating material with very fine and strong permeability between the positive electrode and the negative electrode, the charging efficiency and the electric quantity storage of the core body can be effectively improved by combining a diaphragm and electrolyte through the lithium ions, and the use is more convenient.
Can carry out the separation to electrolyte through the sealing washer, can effectively avoid the core to take place to rock the back when using, electrolyte flows from the core inner chamber, reduce the pollution that causes the environment, also promote the durability of core simultaneously, can effectively promote the insulating nature of core through the glass pipe of core inner chamber, reduce the ionic loss in diaphragm and the electrolyte, can moderate degree prevent battery self-discharge, extension battery life, also can prevent short circuit and electric leakage between the positive negative pole of battery, can prolong the storage time of battery.
Can effectively promote the protection to the core through the anti-pressure layer, avoid receiving the heavy load back, the core surface takes place to break or warp, use safety more, utilize semiconductor material's Peltier effect through the semiconductor refrigeration piece simultaneously, when the galvanic couple that the direct current was established ties through two kinds of different semiconductor material, can absorb the heat respectively and emit the heat at the both ends of galvanic couple, can realize refrigerated purpose, thereby can cool down to the core is inside, avoid the temperature in the core to rise, make the core take place the deflagration, use safe and reliable more.
The insulating effect of further promotion core is overlapped through the insulation of core surface, and can avoid liquid to invade big core inner chamber through the waterproof layer, uses safelyr.
Drawings
Fig. 1 is a schematic view of an overall structure of a long-life lithium ion battery cell according to the present invention;
fig. 2 is a schematic diagram of a cross-sectional structure of a long-life lithium ion battery cell of the present invention.
The reference numerals are explained below:
1. a core body; 2. a wiring terminal; 3. a diaphragm; 4. an electrolyte; 5. a glass tube; 6. a pressure resistant layer; 7. a semiconductor refrigeration sheet; 8. a seal ring; 9. an insulating sleeve; 10. and a waterproof layer.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-2, a long-life lithium ion battery cell, includes core 1 and binding post 2, binding post 2 links to each other with 1 electrical property of core through the wire, 1 inner chamber fixed mounting of core has diaphragm 3, 3 fixed surface parcels of diaphragm have electrolyte 4, 1 inner chamber wall fixed surface of core pastes and is connected with glass pipe 5.
In this embodiment, as shown in fig. 1 and 2, the core body 1 is composed of two compounds capable of reversibly inserting and extracting lithium ions as positive and negative electrodes, the core body 1 completes battery charging and discharging by transferring lithium ions between the positive and negative electrodes, the battery is formed by spacing a polyethylene film isolating material with very fine and strong permeability between the positive and negative electrodes, the charging efficiency and electric quantity storage of the core body 1 can be effectively improved by lithium ions through the combination of the diaphragm 3 and the electrolyte 4, the use is more convenient, the electrolyte 4 can be isolated by the sealing ring 8, the electrolyte 4 can be effectively prevented from flowing out from the inner cavity of the core body 1 after the core body 1 shakes during use, the pollution to the environment is reduced, the durability of the core body 1 is also improved, the insulativity of the core body 1 can be effectively improved by the glass tube 5 in the inner cavity of the core body 1, the loss of the electric ions in the diaphragm 3 and the electrolyte 4 is reduced, the self-discharge of the battery can be properly prevented, the service life of the battery is prolonged, the short circuit and the electric leakage between the anode and the cathode of the battery can be prevented, and the storage time of the battery can be prolonged.
Wherein, the surfaces of the glass tubes 5 are fixedly stuck with semiconductor refrigerating sheets 7.
In this embodiment, as shown in fig. 2, the Peltier effect of the semiconductor material is utilized by the semiconductor refrigeration sheet 7, and when direct current passes through a couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the couple respectively, so that the purpose of refrigeration can be achieved, the interior of the core body 1 can be cooled, the temperature rise in the core body 1 can be avoided, the core body 1 can deflagrate, and the use is safer and more reliable.
Wherein, a pressure resistant layer 6 is fixedly embedded in the inner cavity wall of the core body 1.
In this embodiment, as shown in fig. 2, the protection of the core body 1 can be effectively improved by the pressure-resistant layer 6, so that the core body 1 is prevented from being cracked or deformed after being heavily pressed, and the use is safer.
Wherein, the outer surface of the core body 1 is fixedly wrapped with an insulating sleeve 9.
In this embodiment, as shown in fig. 1, the insulation effect of the core 1 is further improved by the insulation sheath 9 on the outer surface of the core 1.
Wherein, the surface of the insulating sleeve 9 is fixedly coated with a waterproof layer 10.
In this embodiment, as shown in fig. 1, the waterproof layer 10 can prevent liquid from invading into the inner cavity of the large core body 1, so that the use is safer.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like. It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a cited structure" does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising the element, the present invention is a long-life lithium-ion cell, in operation, the present invention is a cell body; 2. a wiring terminal; 3. a diaphragm; 4. an electrolyte; 5. a glass tube; 6. a pressure resistant layer; 7. a semiconductor refrigeration sheet; 8. a seal ring; 9. an insulating sleeve; 10. the waterproof layer, the part is the part that the general standard component or skilled person knows, its structure and principle all can be known or can be known through the conventional experimental method through the technical manual for this technical staff, the utility model discloses core 1 uses two compounds that can reversibly imbed and release and inlay lithium ion as positive negative pole to constitute respectively, core 1 relies on the transfer of lithium ion between positive negative pole to accomplish battery charging and discharging, the battery inside of work adopts the spiral winding structure, it is forming at positive, negative pole interval with a very meticulous and very permeable polyethylene film barrier material, can effectively promote the charging efficiency and the storage of electric quantity of core 1 through lithium ion through diaphragm 3 and electrolyte 4 combination, it is more convenient to use, and can separate electrolyte 4 through sealing washer 8, can effectively avoid the core 1 after rocking when using, the electrolyte 4 flows out from the inner cavity of the core body 1, the pollution to the environment is reduced, the durability of the core body 1 is improved, the insulativity of the core body 1 can be effectively improved through the glass tube 5 in the inner cavity of the core body 1, the loss of electric ions in the diaphragm 3 and the electrolyte 4 is reduced, the self-discharge of the battery can be properly prevented, the service life of the battery is prolonged, the short circuit and the electric leakage between the positive electrode and the negative electrode of the battery can be prevented, the storage time of the battery can be prolonged, the protection of the core body 1 can be effectively improved through the pressure resistant layer 6, the surface of the core body 1 is prevented from being cracked or deformed after being stressed, the use is safer, meanwhile, the Peltier effect of the semiconductor material is utilized through the semiconductor refrigerating sheet 7 of the TEC1-12706 type, when direct current passes through a galvanic couple formed by connecting two different semiconductor materials in series, the heat can be respectively absorbed, thereby can cool down to core 1 inside, avoid the temperature rise in the core 1, make core 1 take place the detonation, use safe and reliable more, the insulating effect of promotion core 1 that will be further through the insulating cover 9 of core 1 surface, and can avoid liquid to invade 1 inner chamber of big core through waterproof layer 10, use safety more.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a long-life lithium ion cell, includes core (1) and binding post (2), binding post (2) pass through the wire and link to each other its characterized in that with core (1) electrical property: core (1) inner chamber fixed mounting has diaphragm (3), diaphragm (3) fixed surface parcel has electrolyte (4), the fixed surface of inner chamber wall pastes and is connected with glass pipe (5) in core (1).
2. The long life lithium ion battery cell of claim 1, wherein: the surface of the glass tube (5) is fixedly adhered with a semiconductor refrigerating sheet (7).
3. The long life lithium ion battery cell of claim 1, wherein: and a pressure-resistant layer (6) is fixedly embedded in the inner cavity wall of the core body (1).
4. The long life lithium ion battery cell of claim 1, wherein: the outer surface of the core body (1) is fixedly wrapped with an insulating sleeve (9).
5. The long-life lithium ion battery cell of claim 4, wherein: and a waterproof layer (10) is fixedly coated on the surface of the insulating sleeve (9).
Priority Applications (1)
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CN201921129289.1U CN210379307U (en) | 2019-07-17 | 2019-07-17 | Lithium ion battery cell with long service life |
Applications Claiming Priority (1)
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CN201921129289.1U CN210379307U (en) | 2019-07-17 | 2019-07-17 | Lithium ion battery cell with long service life |
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CN210379307U true CN210379307U (en) | 2020-04-21 |
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- 2019-07-17 CN CN201921129289.1U patent/CN210379307U/en active Active
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