CN205280235U - Lithium battery temperature sensor detection mechanism - Google Patents
Lithium battery temperature sensor detection mechanism Download PDFInfo
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- CN205280235U CN205280235U CN201521072099.2U CN201521072099U CN205280235U CN 205280235 U CN205280235 U CN 205280235U CN 201521072099 U CN201521072099 U CN 201521072099U CN 205280235 U CN205280235 U CN 205280235U
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- temperature sensor
- lithium battery
- temperature
- heat conduction
- conduction material
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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
The utility model provides a lithium battery temperature sensor detection mechanism, including first lithium cell and the second lithium cell that sets up side by side, first lithium cell with be formed with the space between the outer wall of second lithium cell, it has the self -adaptation heat conduction material to fill in the space, it is equipped with temperature sensor to inlay in the self -adaptation heat conduction material, temperature sensor is connected with outside temperature detector table. The utility model provides a lithium battery temperature sensor detection mechanism has following technological effect: the direct process self -adaptation heat conduction material of temperature of battery outer wall transmits to temperature sensor, has improved temperature sensor's temperature measurement, saved the temperature sensor installing support, temperature sensor can not drop because of the thermal energy mismatch, has improved detection mechanism's life.
Description
Technical field
This utility model relates to a kind of temperature testing organization, is specifically related to a kind of lithium battery temperature sensor testing agency.
Background technology
Lithium battery is as a kind of Novel clean, reproducible secondary energy sources, and it has the advantage such as running voltage height, big, the light weight of energy density, is widely applied in fields such as mobile phone, notebook computer, electric motor cars. Lithium ion battery is affected by Joule heat, reaction heat, polarization heat etc. at discharge process, and having amount of heat assembles, and makes battery temperature increase, affects battery life and cycle efficieny, and serious meeting sets off an explosion. When its internal appearance short circuit, overshoot, it is also possible to set off an explosion because temperature is too high. Therefore, it is necessary to the heat condition of lithium battery is effectively monitored, eliminate safe hidden trouble. At present, the most directly, effective temperature checking method at the outer wall of lithium battery, temperature sensor is set, temperature sensor is changed into standard electric signal be delivered to outside temperature instrument, by temperature instrument show actual temp value.
Referring to Fig. 1, Fig. 1 is lithium battery of the prior art temperature sensor testing agency, and it is mounting bracket 1 between the outer wall of two lithium batteries being set up in parallel, and support 1 is bonding by glue with the outer wall of lithium battery, mounting temperature sensor 2 on support 1. Due to glue, support 1, the thermal conductivity of temperature sensor 2 three, thermal coefficient of expansion diversity, cause that temperature sensor 2 is difficult to be accurately detected the temperature value of lithium battery outer wall. Additionally, support 1 is easy to, because coefficient of thermal expansion mismatch falls off, directly affect the service life of testing agency.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of lithium battery temperature sensor testing agency, and its technical scheme is as follows:
A kind of lithium battery temperature sensor testing agency, including the first lithium battery being set up in parallel and the second lithium battery, it is formed with space between the outer wall of described first lithium battery and described second lithium battery, described space is filled with self adaptation Heat Conduction Material, described self adaptation Heat Conduction Material is embedded with temperature sensor, described temperature sensor and outside temperature monitor list catenation.
As further improvement of the utility model, described temperature sensor includes the thermal conductive material layer, coat of metal and the temperature-sensing element that set gradually from outside to inside, and described temperature-sensing element is provided with and the outside lead of outside temperature monitor list catenation.
As further improvement of the utility model, described temperature-sensing element is platinum resistance thermometer sensor.
As further improvement of the utility model, described self adaptation Heat Conduction Material is heat conductive silica gel.
As further improvement of the utility model, described self adaptation Heat Conduction Material is heat-conducting silicone grease.
Compared with prior art, the lithium battery temperature sensor testing agency that the utility model proposes eliminates support, heat-conducting glue, it has the following technical effect that the temperature of lithium battery outer wall is directly over self adaptation Heat Conduction Material and is transferred to temperature sensor, improves the temperature measurement accuracy of temperature sensor; Eliminating temperature sensor mounting bracket, temperature sensor will not come off because of thermal expansion mismatch, improves the service life of testing agency.
Accompanying drawing explanation
Fig. 1 is lithium battery of the prior art temperature sensor testing agency;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the structural representation of the temperature sensor in Fig. 2.
Detailed description of the invention
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.
As shown in Figure 2, a kind of lithium battery temperature sensor testing agency that the utility model proposes, it includes the first lithium battery 301 and the second lithium battery 302 being set up in parallel, it is formed with space (not shown) between the outer wall of described first lithium battery 301 and described second lithium battery 302, described space is filled with self adaptation Heat Conduction Material 303, being embedded with temperature sensor 304 in described self adaptation Heat Conduction Material 303, described temperature sensor 304 is connected with outside temperature instrument (not shown).
The heat produced on the outer wall of described first lithium battery 301 and the second lithium battery 302 transmits to temperature sensor 304 through self adaptation Heat Conduction Material 303, and converts temperature value to eventually through outside temperature instrument and shown.
In certain embodiments, described self adaptation Heat Conduction Material 303 is heat conductive silica gel, and heat conductive silica gel not only has good heat conductivility, and has higher viscosity, plays good stationary positioned effect to being embedded in temperature sensor 304 therein. In other specific embodiments, described self adaptation Heat Conduction Material 303 is heat-conducting silicone grease, and the heat conductivility of heat-conducting silicone grease is better than heat conductive silica gel, is conducive to improving the temperature measurement accuracy of temperature sensor 304. In other embodiments, it is also possible to according to actual needs, select to adopt other kinds of self adaptation Heat Conduction Material.
Described temperature sensor 304 includes the thermal conductive material layer 3041, coat of metal 3042 and the temperature-sensing element 3043 that set gradually from outside to inside, and described temperature-sensing element 3043 is provided with and the outside lead 3044 of outside temperature monitor list catenation; Described thermal conductive material layer 3041 directly contacts with self adaptation Heat Conduction Material 303 and realizes heat exchange; The metal material that described coat of metal 3042 adopts heat conductivility excellent is made, and it can provide for internal temperature-sensing element 3043 and support protection, it is prevented that temperature-sensing element 3043 is damaged because of external compression; Temperature-sensing element 3043 is thermal resistance or thermocouple, and temperature inversion can be standard electric signal by it, and by outside lead 3044 thereon by temperature monitor extremely outside for the transmission of standard electric signal, temperature monitor standard electric signal is changed into concrete temperature value.
In certain embodiments, described temperature-sensing element 3043 is platinum resistance thermometer sensor, and platinum resistance thermometer sensor, is made up of platinum, and it has the advantage such as stable performance, temperature measurement accuracy height. Such as, PT100 is exactly a kind of application thermometric platinum resistance thermometer sensor, widely.
Above this utility model has been carried out the enough detailed description with certain particularity. Those of ordinary skill in art is it should be understood that the description in embodiment is merely exemplary, and making under not necessarily departing from the premise of true spirit of the present utility model and scope is changed all should belong to protection domain of the present utility model. This utility model scope required for protection is to be defined by described claims, rather than limited by the foregoing description in embodiment.
Claims (5)
1. a lithium battery temperature sensor testing agency, it is characterized in that: include the first lithium battery and the second lithium battery that are set up in parallel, it is formed with space between the outer wall of described first lithium battery and described second lithium battery, described space is filled with self adaptation Heat Conduction Material, described self adaptation Heat Conduction Material is embedded with temperature sensor, described temperature sensor and outside temperature monitor list catenation.
2. as claimed in claim 1 lithium battery temperature sensor testing agency; it is characterized in that: described temperature sensor includes the thermal conductive material layer, coat of metal and the temperature-sensing element that set gradually from outside to inside, described temperature-sensing element is provided with and the outside lead of outside temperature monitor list catenation.
3. as claimed in claim 2 lithium battery temperature sensor testing agency, it is characterised in that: described temperature-sensing element is platinum resistance thermometer sensor.
4. as claimed in claim 1 lithium battery temperature sensor testing agency, it is characterised in that: described self adaptation Heat Conduction Material is heat conductive silica gel.
5. as claimed in claim 1 lithium battery temperature sensor testing agency, it is characterised in that: described self adaptation Heat Conduction Material is heat-conducting silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521072099.2U CN205280235U (en) | 2015-12-21 | 2015-12-21 | Lithium battery temperature sensor detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521072099.2U CN205280235U (en) | 2015-12-21 | 2015-12-21 | Lithium battery temperature sensor detection mechanism |
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| CN205280235U true CN205280235U (en) | 2016-06-01 |
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| CN201521072099.2U Active CN205280235U (en) | 2015-12-21 | 2015-12-21 | Lithium battery temperature sensor detection mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055476A1 (en) * | 2022-09-15 | 2024-03-21 | 湖北亿纬动力有限公司 | Temperature sensor and battery cell assembly |
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2015
- 2015-12-21 CN CN201521072099.2U patent/CN205280235U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055476A1 (en) * | 2022-09-15 | 2024-03-21 | 湖北亿纬动力有限公司 | Temperature sensor and battery cell assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180222 Address after: 224000 South Road South Road, Yancheng economic and Technological Development Zone, Jiangsu Province, No. 43 Co-patentee after: Jiangsu Xinxin energy passenger car Co., Ltd. Patentee after: Jiangsu Aoxin New Energy Automobile Co., Ltd. Co-patentee after: Jiangsu Green New Energy Vehicle Co. Ltd. Address before: 224007 South Road South Road, Yancheng City Development Zone, Jiangsu Province, No. 43 Patentee before: Jiangsu Aoxin New Energy Automobile Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191118 Address after: 224000 No. 69, East Ring Road, Yancheng City economic and Technological Development Zone, Jiangsu Co-patentee after: Jiangsu Xinxin energy passenger car Co., Ltd. Patentee after: New Energy Automobile Research Institute Co Ltd Co-patentee after: Jiangsu Aoxin New Energy Automobile Co., Ltd. Address before: 224000 South Road South Road, Yancheng economic and Technological Development Zone, Jiangsu Province, No. 43 Co-patentee before: Jiangsu Xinxin energy passenger car Co., Ltd. Patentee before: Jiangsu Aoxin New Energy Automobile Co., Ltd. Co-patentee before: Jiangsu Green New Energy Vehicle Co. Ltd. |