CN207265185U - A kind of safety-type lithium battery - Google Patents
A kind of safety-type lithium battery Download PDFInfo
- Publication number
- CN207265185U CN207265185U CN201720934392.8U CN201720934392U CN207265185U CN 207265185 U CN207265185 U CN 207265185U CN 201720934392 U CN201720934392 U CN 201720934392U CN 207265185 U CN207265185 U CN 207265185U
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- battery body
- temperature sensor
- temperature
- dissipating layer
- 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
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000004519 grease Substances 0.000 claims description 4
- 230000036760 body temperature Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer 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
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a kind of safety-type lithium battery, including battery body, the first temperature sensor, second temperature sensor, temperature controller and heat dissipating layer are provided with the cylindrical side of battery body, multiple heat emission holes are evenly arranged with heat dissipating layer, one end of battery body is provided with sealing cover, it is provided with anode ear and negative electrode lug on the inside of sealing cover, anode ear and negative electrode lug run through sealing cover, and one end of anode ear and negative electrode lug is arranged on inside battery body.The utility model on the surface of lithium battery body by being provided with heat dissipating layer, heat emission hole is provided with heat dissipating layer, so that the release of heat produced by accelerating lithium battery body, the first temperature sensor and second temperature sensor are provided with the side of heat dissipating layer can measure the temperature of lithium battery body, temperature controller can send instruction, when lithium battery body temperature is excessive, charging current is cut off, so as to further ensure safety when lithium battery uses.
Description
Technical field
Battery technology field is the utility model is related to, more particularly to a kind of safety-type lithium battery.
Background technology
With the development of microelectric technique, the equipment of miniaturization is increasing, and very high requirement, lithium electricity are proposed to power supply
Pond is also come into being, and lithium battery has that energy density is high, have extended cycle life, self-discharge rate is small, memory-less effect and environmentally protective
Deng outstanding advantage, develop in recent years very rapid；Therefore, lithium battery technology is widely used in social life existing,
And now with the development of technology, now the charging rate of lithium battery is also become to be getting faster, but lithium battery charging is fast
Spending soon, will cause damage in itself to lithium battery not in time if radiated, if temperature is excessive, it also occur that quick-fried
Fried phenomenon, so as to be unfavorable for the safe to use of lithium battery.
Utility model content
The technical problems to be solved in the utility model is the defects of overcoming the prior art, there is provided a kind of safety-type lithium battery,
Avoid making lithium battery body be damaged or the generation of lithium battery explosion scene because temperature is excessive, so that improving lithium electricity makes
The security of used time.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of safety-type lithium battery of the utility model, including battery body, are set on the cylindrical side of the battery body
There are the first temperature sensor, second temperature sensor, temperature controller and heat dissipating layer, first temperature sensor and the second temperature
Degree sensor is located at the side of heat dissipating layer, first temperature sensor and second temperature sensor and battery body axis pair
Claim, the temperature controller is located at the centre of the first temperature sensor and second temperature sensor, is uniformly set on the heat dissipating layer
Be equipped with multiple heat emission holes, one end of the battery body is provided with sealing cover, be provided with the inside of the sealing cover anode ear and
Negative electrode lug, the anode ear and negative electrode lug run through sealing cover, and one end of the anode ear and negative electrode lug is arranged in battery body
Portion.
As a kind of optimal technical scheme of the utility model, the heat dissipating layer is made by thermal grease.
As a kind of optimal technical scheme of the utility model, first temperature sensor, second temperature sensor are equal
It is electrically connected with temperature controller.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model by being provided with heat dissipating layer on the surface of lithium battery body, heat dissipating layer made by silica gel material and
Into heat emission hole being provided with heat dissipating layer, so that the release of heat produced by accelerating lithium battery body, sets in the side of heat dissipating layer
The temperature of lithium battery body can be measured by being equipped with the first temperature sensor and second temperature sensor, and temperature controller can be sent
Instruction, when lithium battery body temperature is excessive, cuts off charging current, so as to further ensure safety when lithium battery uses.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the utility model；
In figure：1st, battery body；2nd, the first temperature sensor；3rd, heat dissipating layer；4th, heat emission hole；5th, second temperature sensor；
6th, temperature controller；7th, anode ear；8th, sealing cover；9th, negative electrode lug.
Embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it will be appreciated that described herein excellent
Select embodiment to be only used for describing and explaining the present invention, be not used to limit the utility model.
Embodiment 1
As shown in Figure 1, the utility model provides a kind of safety-type lithium battery, including battery body 1, battery body 1 it is outer
The first temperature sensor 5, second temperature sensor 2, temperature controller 6 and heat dissipating layer 3 are provided with circle side, the first temperature passes
Sensor 5 and second temperature sensor 2 are located at the side of heat dissipating layer 3, the first temperature sensor 5 and second temperature sensor 2 and electricity
1 axisymmetrical of pond body, temperature controller 6 are located at the centre of the first temperature sensor 5 and second temperature sensor 2, heat dissipating layer 3
On be evenly arranged with multiple heat emission holes 4, one end of battery body 1 is provided with sealing cover 8, and the inner side of sealing cover 8 is provided with cathode
Ear 7 and negative electrode lug 9, anode ear 7 and negative electrode lug 9 run through sealing cover 8, and one end of anode ear 7 and negative electrode lug 9 is arranged on battery body
Inside 1.
Further, heat dissipating layer 3 is made by thermal grease, and thermal grease is a low thermal resistance and high thermal conductivity,
The Heat Conduction Material of high flexibility, the high flexibility which has can reduce between component needed for pressure, cover at the same time
The surface of microcosmic out-of-flatness is particularly suitable for the heat transfer of limited space so that component comes into full contact with and improves heat conduction efficiency
Demand, because environment is generally more narrow and small used in lithium battery body 1, is particularly suitable for being fabricated to lithium electricity with silica gel material
The heat dissipating layer 3 of pond body 1.
First temperature sensor 2, second temperature sensor 5 are electrically connected with temperature controller 6, the first temperature sensor
2 and the part of one end of second temperature sensor 5 extend into inside temperature controller 6, more accurate measurement car lithium battery
Temperature inside body 1, temperature controller 6 is passed to by the result of measurement in the form of electrical number, if the first temperature sensing
Device 2 is added with the temperature that second temperature sensor 5 measures be averaged after, more than the temperature set by the inside of temperature controller 6
During predetermined value, temperature controller 6 will send instruction, the charging current of cut-out lithium battery body 1, so that it is guaranteed that lithium battery body
1 safety.
Specifically, the utility model main body is by lithium battery body 1, the first temperature sensor 2, second temperature sensor 5, temperature
Degree controller 6, anode ear 7 and negative electrode lug 9 are formed, and during charge or discharge, anode ear 7 is connected with external positive, negative electrode lug 9
It is connected with exterior anode, the temperature of the first temperature sensor 2 and second temperature sensor 5 for detecting lithium battery body 1, such as
When 1 temperature of fruit lithium battery body exceedes the temperature predetermined value set by the inside of temperature controller 6, temperature controller 6 will be sent
Instruction, the charging and discharging currents of cut-out lithium battery body 1.
The utility model is made by being provided with heat dissipating layer 3, heat dissipating layer 3 on the surface of lithium battery body 1 by silica gel material
Form, heat emission hole 4 is provided with heat dissipating layer 3, so that the release of heat produced by accelerating lithium battery body 1, in heat dissipating layer 3
Side, which is provided with the first temperature sensor 2 and second temperature sensor 5, can measure the temperature of lithium battery body 1, temperature control
Device 6 can send instruction, when 1 temperature of lithium battery body is excessive, charging current be cut off, so that further ensuring lithium battery makes
The safety of used time.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.Where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (3)
1. a kind of safety-type lithium battery, including battery body (1), it is characterised in that on the cylindrical side of the battery body (1)
It is provided with the first temperature sensor (2), second temperature sensor (5), temperature controller (6) and heat dissipating layer (3), first temperature
Degree sensor (2) and second temperature sensor (5) are located at the side of heat dissipating layer (3), first temperature sensor (2) and second
Temperature sensor (5) and battery body (1) axisymmetrical, the temperature controller (6) are located at the first temperature sensor (2) and the
The centre of two temperature sensors (5), is evenly arranged with multiple heat emission holes (4), the battery body (1) on the heat dissipating layer (3)
One end be provided with sealing cover (8), be provided with anode ear (7) and negative electrode lug (9), the cathode on the inside of the sealing cover (8)
Ear (7) and negative electrode lug (9) run through sealing cover (8), and one end of the anode ear (7) and negative electrode lug (9) is arranged on battery body (1)
It is internal.
2. a kind of safety-type lithium battery according to claim 1, it is characterised in that the heat dissipating layer (3) is by thermal grease
It is made.
3. a kind of safety-type lithium battery according to claim 1, it is characterised in that first temperature sensor (2),
Two temperature sensors (5) are electrically connected with temperature controller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934392.8U CN207265185U (en) | 2017-07-31 | 2017-07-31 | A kind of safety-type lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934392.8U CN207265185U (en) | 2017-07-31 | 2017-07-31 | A kind of safety-type lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207265185U true CN207265185U (en) | 2018-04-20 |
Family
ID=61927488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720934392.8U Expired - Fee Related CN207265185U (en) | 2017-07-31 | 2017-07-31 | A kind of safety-type lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207265185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111656602A (en) * | 2018-11-30 | 2020-09-11 | 株式会社Lg化学 | Secondary battery and equipment including the same |
-
2017
- 2017-07-31 CN CN201720934392.8U patent/CN207265185U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111656602A (en) * | 2018-11-30 | 2020-09-11 | 株式会社Lg化学 | Secondary battery and equipment including the same |
| CN111656602B (en) * | 2018-11-30 | 2023-11-03 | 株式会社Lg新能源 | Secondary battery and equipment including the secondary battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180705 Address after: 528216 Chen Junjin two of Nansha Three Village Industrial Zone, Danzao Town, Nanhai District, Foshan, Guangdong Patentee after: Foshan double crown Battery Co.,Ltd. Address before: 510000 Guangdong science and Technology Industrial Development Zone, Guangzhou, 231 and 233 podium B1B2 Building 1, two, three, four Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20180705 Address after: 510000 Guangdong science and Technology Industrial Development Zone, Guangzhou, 231 and 233 podium B1B2 Building 1, two, three, four Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 312500 232 unit, 2 units, 1 seasons garden, Xinchang County, Shaoxing, Zhejiang. Patentee before: XINCHANG CHENYI CLOTHING Co.,Ltd. |
|
| 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: 20180420 |