CN206742425U - A low-loss lithium battery with long service life - Google Patents
A low-loss lithium battery with long service life Download PDFInfo
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- CN206742425U CN206742425U CN201720569242.1U CN201720569242U CN206742425U CN 206742425 U CN206742425 U CN 206742425U CN 201720569242 U CN201720569242 U CN 201720569242U CN 206742425 U CN206742425 U CN 206742425U
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 34
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 239000012785 packaging film Substances 0.000 claims abstract description 11
- 229920006280 packaging film Polymers 0.000 claims abstract description 11
- 239000004033 plastic Substances 0.000 claims abstract description 11
- 230000017525 heat dissipation Effects 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 17
- 238000013461 design Methods 0.000 description 5
- 230000007774 longterm Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 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
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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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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Abstract
Description
技术领域technical field
本实用新型涉及电池技术领域，具体涉及一种使用寿命长的低损耗锂电池。The utility model relates to the technical field of batteries, in particular to a low-loss lithium battery with long service life.
背景技术Background technique
“锂电池”，是一类由锂金属或锂合金为负极材料、使用非水电解质溶液的电池。1912年锂金属电池最早由Gilbert N. Lewis提出并研究。20世纪70年代时，M. S.Whittingham提出并开始研究锂离子电池。由于锂金属的化学特性非常活泼，使得锂金属的加工、保存、使用，对环境要求非常高。所以，锂电池长期没有得到应用。随着科学技术的发展，现在锂电池已经成为了主流。"Lithium battery" is a type of battery that uses lithium metal or lithium alloy as the negative electrode material and uses a non-aqueous electrolyte solution. In 1912, the lithium metal battery was first proposed and studied by Gilbert N. Lewis. In the 1970s, M. S. Whittingham proposed and began to study lithium-ion batteries. Due to the very active chemical properties of lithium metal, the processing, storage and use of lithium metal have very high environmental requirements. Therefore, lithium batteries have not been used for a long time. With the development of science and technology, lithium batteries have become the mainstream now.
现有技术中锂电池设计较为简单，没有辅助的散热设备，散热较差，在使用过程中，长时间的工作会导致锂电池过热损坏，使用寿命较短，综上所述，现急需一种使用寿命长的低损耗锂电池来解决上述出现的问题。In the prior art, the design of lithium batteries is relatively simple, without auxiliary heat dissipation equipment, and the heat dissipation is poor. During use, long-term work will cause overheating and damage to lithium batteries, and the service life is short. To sum up, there is an urgent need for a lithium battery. A low-loss lithium battery with a long service life is used to solve the above-mentioned problems.
实用新型内容Utility model content
针对现有技术存在的不足，本实用新型目的是提供一种使用寿命长的低损耗锂电池，以解决上述背景技术中提出的问题，本实用新型使用方便，操作简单，系统性高，实用性强。Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a low-loss lithium battery with long service life to solve the problems raised in the above-mentioned background technology. The utility model is easy to use, simple to operate, highly systematic and practical powerful.
为实现上述目的，本实用新型提供如下技术方案：In order to achieve the above object, the utility model provides the following technical solutions:
一种使用寿命长的低损耗锂电池，包括装置主体以及散热机构，所述装置主体包括壳体、绝缘垫片、负极耳、正极耳、正极、负极、隔膜以及铝塑包装膜，所述铝塑包装膜包裹于壳体内壁，所述正极耳与负极耳下端均穿过壳体上端面，并延伸至壳体内部，所述负极耳与壳体接触面和正极耳与壳体接触面均设置有绝缘垫片，所述正极、负极以及隔膜均设置在铝塑包装膜内部，所述负极包裹在正极外侧，所述负极与正极之间设置有隔膜，所述散热机构设置在壳体下侧，所述散热机构包括底座、导热棒、电动马达、转轴、传动球以及螺旋散热片，所述壳体固定在底座上端，所述导热棒上端穿过壳体，并延伸至壳体内部，所述导热棒下端穿过底座，并延伸至底座内部，所述电动马达固定在底座内部顶端面中间位置，所述电动马达通过转轴与传动球连接，所述螺旋散热片设置在传动球上。A low-loss lithium battery with long service life, including a device main body and a heat dissipation mechanism, the device main body includes a housing, an insulating gasket, a negative pole ear, a positive pole ear, a positive pole, a negative pole, a diaphragm and an aluminum-plastic packaging film, the aluminum The plastic packaging film is wrapped on the inner wall of the shell, the lower ends of the positive tab and the negative tab pass through the upper surface of the shell, and extend to the inside of the shell, the contact surface of the negative tab and the shell and the contact surface of the positive tab and the shell are both An insulating gasket is provided, the positive electrode, the negative electrode and the separator are all arranged inside the aluminum-plastic packaging film, the negative electrode is wrapped outside the positive electrode, a separator is arranged between the negative electrode and the positive electrode, and the heat dissipation mechanism is arranged under the casing On the side, the heat dissipation mechanism includes a base, a heat conduction rod, an electric motor, a rotating shaft, a transmission ball and a spiral heat sink, the housing is fixed on the upper end of the base, and the upper end of the heat conduction rod passes through the housing and extends to the inside of the housing. The lower end of the heat conducting rod passes through the base and extends to the inside of the base. The electric motor is fixed in the middle of the top surface inside the base. The electric motor is connected to the transmission ball through a rotating shaft, and the spiral heat sink is arranged on the transmission ball.
进一步地，所述底座底端面开设有散热孔。Further, a cooling hole is opened on the bottom surface of the base.
进一步地，所述底座上端面开设有放置槽，所述壳体下端固定在放置槽内部。Further, a placement groove is opened on the upper end surface of the base, and the lower end of the housing is fixed inside the placement groove.
进一步地，所述螺旋散热片设有三个，所述螺旋散热片呈环形等距固定在传动球上。Further, there are three spiral cooling fins, and the spiral cooling fins are fixed on the transmission ball equidistantly in a ring shape.
进一步地，所述导热棒设有两个，所述底座内部开设有散热腔，所述导热棒对称设置在散热腔内部。Further, there are two heat conducting rods, a heat dissipation chamber is opened inside the base, and the heat conduction rods are arranged symmetrically inside the heat dissipation chamber.
与现有技术相比，本实用新型的有益效果是：因本实用新型添加了底座、导热棒、电动马达、转轴、传动球以及螺旋散热片，该设计可对锂电池内部进行散热，降低锂电池内部的温度，解决了现有技术中锂电池设计较为简单，没有辅助的散热设备，散热较差，在使用过程中，长时间的工作会导致锂电池过热损坏，使用寿命较短的问题。Compared with the prior art, the beneficial effect of the utility model is: because the utility model adds a base, a heat conduction rod, an electric motor, a rotating shaft, a transmission ball and a spiral cooling fin, the design can dissipate heat inside the lithium battery and reduce the lithium battery. The internal temperature of the battery solves the problems in the prior art that the design of the lithium battery is relatively simple, there is no auxiliary heat dissipation device, and the heat dissipation is poor. During use, long-term work will cause the lithium battery to be overheated and damaged, and the service life is short.
附图说明Description of drawings
图1为本实用新型的结构示意图。Fig. 1 is the structural representation of the utility model.
图2为本实用新型中散热机构的结构示意图。Fig. 2 is a structural schematic diagram of the heat dissipation mechanism of the present invention.
附图标记中：1.壳体；2.绝缘垫片；3.散热机构；4.负极耳；5.正极耳；6.正极；7.负极；8.隔膜；9.铝塑包装膜31.底座；32.导热棒；33.电动马达；34.转轴；35.传动球；36.螺旋散热片；a.放置槽；b.散热腔；c.散热孔。Among the reference signs: 1. shell; 2. insulating gasket; 3. heat dissipation mechanism; 4. negative pole ear; 5. positive pole ear; 6. positive pole; 7. negative pole; 8. diaphragm; 9. aluminum-plastic packaging film .base; 32. thermal rod; 33. electric motor; 34. rotating shaft; 35. transmission ball;
具体实施方式detailed description
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.
请参阅图1-2，本实用新型提供一种技术方案：一种使用寿命长的低损耗锂电池，包括装置主体以及散热机构3，装置主体包括壳体1、绝缘垫片2、负极耳4、正极耳5、正极6、负极7、隔膜8以及铝塑包装膜9，铝塑包装膜9包裹于壳体1内壁，正极耳5与负极耳4下端均穿过壳体1上端面，并延伸至壳体1内部，负极耳4与壳体1接触面和正极耳5与壳体1接触面均设置有绝缘垫片2，正极6、负极7以及隔膜8均设置在铝塑包装膜9内部，负极7包裹在正极6外侧，负极7与正极6之间设置有隔膜8。Please refer to Figure 1-2, the utility model provides a technical solution: a low-loss lithium battery with long service life, including a device main body and a heat dissipation mechanism 3, and the device main body includes a casing 1, an insulating gasket 2, and a negative electrode ear 4 , the positive pole ear 5, the positive pole 6, the negative pole 7, the separator 8 and the aluminum-plastic packaging film 9, the aluminum-plastic packaging film 9 is wrapped on the inner wall of the housing 1, the lower ends of the positive pole ear 5 and the negative pole ear 4 pass through the upper surface of the housing 1, and Extending to the inside of the casing 1, insulating gaskets 2 are provided on the contact surface of the negative electrode tab 4 and the casing 1 and the contact surface of the positive electrode ear 5 and the casing 1, and the positive electrode 6, the negative electrode 7 and the diaphragm 8 are all arranged on the aluminum-plastic packaging film 9 Inside, the negative electrode 7 is wrapped on the outside of the positive electrode 6 , and a separator 8 is arranged between the negative electrode 7 and the positive electrode 6 .
优选地，散热机构3设置在壳体1下侧，散热机构3包括底座31、导热棒32、电动马达33、转轴34、传动球35以及螺旋散热片36，壳体1固定在底座31上端，导热棒32上端穿过壳体1，并延伸至壳体1内部，导热棒32下端穿过底座31，并延伸至底座31内部，电动马达33固定在底座31内部顶端面中间位置，电动马达33通过转轴34与传动球35连接，螺旋散热片36设置在传动球35上，该设计可对锂电池内部进行散热，降低锂电池内部的温度。Preferably, the heat dissipation mechanism 3 is arranged on the lower side of the housing 1. The heat dissipation mechanism 3 includes a base 31, a heat conducting rod 32, an electric motor 33, a rotating shaft 34, a transmission ball 35, and a spiral heat sink 36. The housing 1 is fixed on the upper end of the base 31. The upper end of the heat conducting rod 32 passes through the housing 1 and extends to the inside of the housing 1 , the lower end of the heat conducting rod 32 passes through the base 31 and extends to the inside of the base 31 , the electric motor 33 is fixed at the middle position of the inner top surface of the base 31 , the electric motor 33 The rotating shaft 34 is connected with the transmission ball 35, and the spiral cooling fin 36 is arranged on the transmission ball 35. This design can dissipate heat inside the lithium battery and reduce the temperature inside the lithium battery.
优选地，底座31底端面开设有散热孔c，底座31上端面开设有放置槽a，壳体1下端固定在放置槽a内部，螺旋散热片36设有三个，螺旋散热片36呈环形等距固定在传动球35上，导热棒32设有两个，底座31内部开设有散热腔b，导热棒32对称设置在散热腔b内部。Preferably, a cooling hole c is provided on the bottom surface of the base 31, a placement groove a is provided on the upper surface of the base 31, the lower end of the housing 1 is fixed inside the placement groove a, and three spiral cooling fins 36 are provided, and the spiral cooling fins 36 are circularly equidistant Fixed on the transmission ball 35, there are two heat conducting rods 32, a heat dissipation chamber b is opened inside the base 31, and the heat conduction rods 32 are arranged symmetrically inside the heat dissipation chamber b.
在本实用新型工作过程中，锂电池进行供电，长时间的工作，锂电池内部过热，导热棒32将锂电池内部的热量传递至散热腔b，运行电动马达33，电动马达33通过转轴34带动传动球35转动，传动球35带动螺旋散热片36转动，螺旋散热片36形成气流，散热腔b内部的空气随着气流通过散热孔c被排出，散热腔b内部的热量随着空气一起被排出，从而解决了现有技术中锂电池设计较为简单，没有辅助的散热设备，散热较差，在使用过程中，长时间的工作会导致锂电池过热损坏，使用寿命较短的问题。In the working process of the utility model, the lithium battery supplies power. After working for a long time, the inside of the lithium battery is overheated, and the heat conduction rod 32 transfers the heat inside the lithium battery to the heat dissipation cavity b to run the electric motor 33, which is driven by the rotating shaft 34. The transmission ball 35 rotates, the transmission ball 35 drives the spiral cooling fin 36 to rotate, the spiral cooling fin 36 forms an air flow, the air inside the cooling cavity b is discharged through the cooling hole c along with the air flow, and the heat inside the cooling cavity b is discharged together with the air , thus solving the problem that the lithium battery in the prior art is relatively simple in design, has no auxiliary heat dissipation equipment, and has poor heat dissipation. During use, long-term work will cause the lithium battery to be overheated and damaged, and the service life is short.
以上显示和描述了本实用新型的基本原理和主要特征和本实用新型的优点，对于本领域技术人员而言，显然本实用新型不限于上述示范性实施例的细节，而且在不背离本实用新型的精神或基本特征的情况下，能够以其他的具体形式实现本实用新型。因此，无论从哪一点来看，均应将实施例看作是示范性的，而且是非限制性的，本实用新型的范围由所附权利要求而不是上述说明限定，因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本实用新型内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
尽管已经示出和描述了本实用新型的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本实用新型的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.
Claims (5)
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| CN201720569242.1U CN206742425U (en) | 2017-05-19 | 2017-05-19 | A low-loss lithium battery with long service life |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598551A (en) * | 2018-06-27 | 2018-09-28 | 安徽相源新能源有限公司 | A kind of lithium battery and its processing technology |
| CN109873194A (en) * | 2019-04-01 | 2019-06-11 | 珠海格力电器股份有限公司 | Battery, battery pack, electric vehicle and electric appliance |
| CN112018448A (en) * | 2020-07-30 | 2020-12-01 | 江西省海思特新能源有限公司 | Long-life lithium battery |
| CN114824618A (en) * | 2021-01-18 | 2022-07-29 | 湖南庆胜新能源科技有限公司 | Lithium battery and preparation method thereof |
-
2017
- 2017-05-19 CN CN201720569242.1U patent/CN206742425U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598551A (en) * | 2018-06-27 | 2018-09-28 | 安徽相源新能源有限公司 | A kind of lithium battery and its processing technology |
| CN109873194A (en) * | 2019-04-01 | 2019-06-11 | 珠海格力电器股份有限公司 | Battery, battery pack, electric vehicle and electric appliance |
| CN109873194B (en) * | 2019-04-01 | 2020-09-29 | 珠海格力电器股份有限公司 | Battery, battery pack, electric vehicle and electric appliance |
| CN112018448A (en) * | 2020-07-30 | 2020-12-01 | 江西省海思特新能源有限公司 | Long-life lithium battery |
| CN114824618A (en) * | 2021-01-18 | 2022-07-29 | 湖南庆胜新能源科技有限公司 | Lithium battery and preparation method thereof |
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Granted publication date: 20171212 Termination date: 20190519 |