CN207559000U - A kind of lithium battery of detectable internal temperature and pressure - Google Patents
A kind of lithium battery of detectable internal temperature and pressure Download PDFInfo
- Publication number
- CN207559000U CN207559000U CN201721749347.1U CN201721749347U CN207559000U CN 207559000 U CN207559000 U CN 207559000U CN 201721749347 U CN201721749347 U CN 201721749347U CN 207559000 U CN207559000 U CN 207559000U
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- Prior art keywords
- housing
- pressure
- pedestal
- lithium battery
- pcb board
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 69
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 59
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 150000002641 lithium Chemical class 0.000 abstract description 10
- 238000012360 testing method Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- -1 sealing Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 208000032953 Device battery issue Diseases 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007086 side reaction 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
-
- 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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- Secondary Cells (AREA)
Abstract
The utility model provides a kind of detectable internal temperature and the lithium battery of pressure, belongs to cell manufacturing techniques field.It, which solves existing lithium battery, cannot facilitate the detection technical problems such as internal temperature and pressure.This lithium battery includes the housing of battery core, pedestal, block and tubular, pedestal is installed in the lower end of housing, and block is installed in the upper end of housing, and battery core is plugged in housing, the bottom of pedestal is provided with pcb board, and the side of pcb board towards enclosure interior is respectively equipped with temperature sensor and pressure sensor;Data line is connected on pcb board, through-hole is offered on pedestal, one end of data line passes through through-hole to stretch out outside housing.Lithium battery in the utility model by that in inside battery set temperature sensor and pressure sensor, can detect the temperature and pressure of enclosure interior, and correlation values are passed to detecting instrument in real time;So as to which testing staff be made accurately to evaluate cell internal pressure and temperature parameter in time.
Description
Technical field
The utility model belongs to battery production design field, is related to a kind of detectable internal temperature and the lithium electricity of pressure
Pond.
Background technology
Lithium battery has the advantages that safe, specific capacity is big, self-discharge rate is low etc., in the necks such as digital electric and power battery
Domain is widely applied.Lithium battery can cause the rising of battery temperature along with the generation of heat in use, and warm
The influence spent to battery is most important;When battery temperature reaches 50 DEG C or more, inside battery material interface stability declines, electricity
Solving liquid side reaction increases, and declines circulating battery stability, and then make shorter battery life.When temperature further increases, electricity
Pond material can decompose, and aggravate battery exothermic reaction, when temperature reaches the heat-resistant limit of inside battery diaphragm, diaphragm hair
It is raw to melt, internal short-circuit of battery is caused, at this point, battery instantaneously releases amount of heat, batteries caught fire is caused, burning, even explodes.
Further, since battery is generally using organic liquid as electrolyte, when battery temperature raising or battery generation super-charge super-discharge,
Inside battery electrolyte can be vaporized or be decomposed, so as to generate a large amount of gas, so as to be the raising of inside battery gas pressure intensity.
When air pressure reaches when bearing the limit of battery safety valve, battery safety valve can be opened, and discharge internal gas, at this time battery failure.
As it can be seen that the monitoring of internal temperature of battery and air pressure is most important to the performance of battery performance and cycle life.
But battery currently produced on the market is the system of sealing, there is no temperature test and pressure for inside battery
The device of detection, therefore internal temperature of battery and pressure condition are difficult to obtain.
China's patent (publication number:CN205280235U;Publication date:A kind of lithium battery temperature 2016-06-01) is disclosed to pass
Sensor testing agency, including the first lithium battery and the second lithium battery being set up in parallel, the first lithium battery and the second lithium battery it is outer
Gap is formed between wall, adaptive Heat Conduction Material is filled in gap, temperature sensor is embedded in adaptive Heat Conduction Material,
Temperature sensor is connect with external temperature instrument;Temperature sensor includes the Heat Conduction Material set gradually from outside to inside
Layer, coat of metal and temperature-sensing element, temperature-sensing element are equipped with the outside lead being connect with external temperature instrument;It is above-mentioned
Temperature-sensing element be platinum resistance thermometer sensor,.
Structure in above-mentioned patent document is only used for detecting the temperature of entire battery pack, and temperature sensor is arranged on
Between multiple batteries, cannot be directed to single lithium battery carry out inside accurate detection, from being unable to note abnormalities in time.
Invention content
The utility model provides a kind of detectable internal temperature and pressure for the above problem existing for existing technology
Lithium battery, technical problem to be solved in the utility model are:How precisely reliable detection lithium battery interior temperature and pressure.
The purpose of this utility model can be realized by following technical proposal:
The lithium battery of a kind of detectable internal temperature and pressure includes the housing of battery core, pedestal, block and tubular, institute
The lower end that pedestal is installed in the housing is stated, the block is installed in the upper end of the housing, and the battery core is plugged in the shell
In vivo, which is characterized in that the bottom of the pedestal is provided with pcb board, and the pcb board is distinguished towards the side of the enclosure interior
Equipped with temperature sensor and pressure sensor;Data line is connected on the pcb board, through-hole is offered on the pedestal,
One end of the data line passes through the through-hole to stretch out outside the housing.
Its principle is as follows:After the completion of battery core manufacture, through entering the steps such as shell, slot rolling, fluid injection, sealing, chemical conversion, partial volume, outer packing
Lithium battery finished product is prepared into after rapid, entire lithium battery is fully sealed.Lithium battery in the technical program is mainly for detection of inspection
With especially as testing battery, the situation of change of inside battery gas pressure intensity and temperature can be monitored on-line in laboratory;
Temperature sensor, pressure sensor and data line are electrically connected with pcb board in the lithium battery, the other end of the data transmission line
It stretches out outside housing and is connect with detecting instrument, shell is detected in real time by the temperature sensor and pressure sensor for being arranged on inside battery
The temperature and pressure in internal portion, and pass through data line and correlation values are passed into detecting instrument;Relative to traditional lithium battery
The research and test of progress, this lithium battery can easily be known the situation of its internal temperature and pressure change;So as to make inspection
Survey personnel accurately evaluate cell internal pressure and temperature parameter in time, and entire detection error is substantially reduced.
Lithium battery in certain the technical program can also be directly used in the occasion needed using battery, by data transmission
In line access cell safety control circuit, it precisely can timely find the abnormal phenomenon in lithium battery use, send out police in time
Report cuts off circuit, avoids the occurrence of battery explosion or combustion phenomena, reduces damage.
In the lithium battery of above-mentioned detectable internal temperature and pressure, the surface of the temperature sensor is provided with one layer
Insulating heat-conductive film, the insulating heat-conductive film are sticked on the end face of the battery core.It is timely by insulating heat-conductive film in this way
Temperature is passed to temperature sensor so that measure more accurate.
In the lithium battery of above-mentioned detectable internal temperature and pressure, the middle part of the pedestal is to the housing sunken inside
Boss is formed, one end of the battery core is positive terminal, and the positive terminal of the battery core is connected with block welding, the battery core
The other end has negative lug, and the negative lug exit of the battery core is connected with the boss welding of the pedestal.Further,
The upper end of the positive terminal corresponding housing of battery core, the lower end of the negative pole end corresponding housing of battery core, positive terminal and the block of battery core pass through
Ultrasound or laser are welded;The negative lug exit of battery core is welded by the boss of back welding machine and pedestal.
In the lithium battery of above-mentioned detectable internal temperature and pressure, the through-hole is opened in the side of the boss,
It is sealed between the hole wall of the peripheral surface of the data line and the through-hole using high-temperature seal adhesive.Ensure entire lithium electricity in this way
The leakproofness in pond.
In the lithium battery of above-mentioned detectable internal temperature and pressure, the boss is in the form of a column, and the pcb board is in ring
Shape, the pcb board are set in the boss surrounding.
In the lithium battery of above-mentioned detectable internal temperature and pressure, the battery core is by anode pole piece, diaphragm, cathode pole
The four layers of overlapping of piece and diaphragm are wound;At least one layer of diaphragm is accompanied between the anode pole piece and cathode pole piece.
In the lithium battery of above-mentioned detectable internal temperature and pressure, the temperature sensor is chip temperature sensing
Device;The pressure sensor is chip gas pressure sensor.
In the lithium battery of above-mentioned detectable internal temperature and pressure, there is outer spiral shell on the housing lower end periphery face
Line, the pedestal have the side wall of tubular, have and the matched internal thread of the external screw thread on the inner wall of the side wall.Pedestal
It is connected through a screw thread with housing, achievees the purpose that be connected and fit.
The utility model also provides another technical solution:
The lithium battery of a kind of detectable internal temperature and pressure includes the housing of battery core, pedestal, block and tubular, institute
The lower end that pedestal is installed in the housing is stated, the block is installed in the upper end of the housing, and the battery core is plugged in the shell
In vivo, which is characterized in that the bottom of the pedestal is provided with pcb board, and the pcb board is distinguished towards the side of the enclosure interior
Equipped with temperature sensor and pressure sensor;Wireless data transmitter is also associated on the pcb board.
Further, in the lithium battery of above-mentioned detectable internal temperature and pressure, the middle part of the pedestal is to described
Housing sunken inside forms boss, and the side of the boss outwardly forms cavity, and the boss is cylindrical, and the pcb board is in ring
Shape, the pcb board are set in the boss surrounding, and the wireless data transmitter includes the chip being arranged on the pcb board
Wireless transmitter module and the wireless transmission terminal across the pedestal, the wireless transmission terminal are located in the cavity.
Compared with prior art, the lithium battery in the utility model passes through in inside battery set temperature sensor and pressure
Sensor, can detect the temperature and pressure of enclosure interior in real time, and pass through data line or wireless data transmitter by phase
It closes numerical value and passes to detecting instrument;Relative to research and test that traditional lithium battery carries out, this lithium battery can easily be known
The situation of its internal temperature of road and pressure change;So as to which testing staff be made accurately to evaluate cell internal pressure and temperature ginseng in time
Number, and entire detection error is substantially reduced.
Description of the drawings
Fig. 1 is the structure diagram of this lithium battery in embodiment one.
Fig. 2 is the pcb board structure diagram of this lithium battery in embodiment one.
Fig. 3 is the structure diagram of this lithium battery in embodiment two.
Fig. 4 is the pcb board structure diagram of this lithium battery in embodiment two.
In figure, 1, battery core;2nd, pedestal;21st, through-hole;22nd, boss;23rd, cavity;3rd, block;4th, housing;5th, pcb board;6th, it is warm
Spend sensor;7th, pressure sensor;8th, data line;9th, wireless data transmitter;91st, wireless transmitter module;92nd, wireless hair
Penetrate terminal;10th, insulating heat-conductive film.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, this lithium battery includes the housing 4 of battery core 1, pedestal 2, block 3 and tubular, and pedestal 2 is fixed
In the lower end of housing 4, block 3 is installed in the upper end of housing 4, and battery core 1 is plugged in housing 4, and the bottom of pedestal 2 is provided with PCB
Plate 5, pcb board 5 are respectively equipped with temperature sensor 6 and pressure sensor 7 towards the side inside housing 4;It is connected on pcb board 5
Data line 8, through-hole 21 is offered on pedestal 2, and one end of data line 8 passes through through-hole 21 to stretch out outside housing 4.Further
, the surface of temperature sensor 6 is provided with one layer of insulating heat-conductive film 10, and insulating heat-conductive film 10 sticks on the end face of battery core 1
On, the middle part of pedestal 2 forms boss 22 to 4 sunken inside of housing, and boss 22 is in the form of a column, and pcb board 5 is annular in shape, and pcb board 5 is set in
22 surrounding of boss;One end of battery core 1 is positive terminal, and positive terminal and the welding of block 3 of battery core 1 are connected, and the other end of battery core 1 has
Negative lug, the negative lug exit of battery core 1 are connected with the welding of boss 22 of pedestal 2;The positive terminal corresponding housing 4 of battery core 1
Upper end, the lower end of the negative pole end corresponding housing 4 of battery core 1, the positive terminal of battery core 1 welded with block 3 by ultrasound or laser
It connects;The negative lug exit of battery core 1 is welded by the boss 22 of back welding machine and pedestal 2.After the completion of battery core 1 manufactures,
Through enter shell, slot rolling, fluid injection, sealing, chemical conversion, partial volume, outer packing and etc. after be prepared into lithium battery finished product, entire lithium battery is complete
Sealing.Lithium battery in the present embodiment, especially as testing battery, can exist mainly for detection of use is examined in laboratory
Line monitors the situation of change of inside battery gas pressure intensity and temperature;Temperature sensor 6 in the lithium battery, pressure sensor 7 and
Data line 8 is electrically connected with pcb board 5, and 8 other end of data line is stretched out outside pedestal 2 to be connect with detecting instrument, by setting
The temperature sensor 6 and pressure sensor 7 put in inside battery detect temperature and pressure inside housing 4 in real time, and pass through number
Correlation values are passed into detecting instrument according to transmission line 8;Relative to research and test that traditional lithium battery carries out, this lithium battery energy
Enough situations for being easily known its internal temperature and pressure change;So as to which testing staff be made accurately to evaluate inside battery in time
Pressure and temperature parameter, and entire detection error is substantially reduced.
As shown in Figure 1, through-hole 21 is opened in the side of boss 22, the peripheral surface of data line 8 and the hole wall of through-hole 21
Between sealed using high-temperature seal adhesive, ensure the leakproofness of entire lithium battery in this way.
Battery core 1 is wound by four layers of anode pole piece, diaphragm, cathode pole piece and diaphragm overlapping in the present embodiment;Anode pole
At least one layer of diaphragm is accompanied between piece and cathode pole piece;Temperature sensor 6 is chip temperature sensor 6 in the present embodiment;Pressure
Sensor 7 is chip gas pressure sensor 7;There is external screw thread on 4 lower end periphery face of housing, pedestal 2 has the side wall of tubular,
Have on the inner wall of side wall and be connected through a screw thread with the matched internal thread of external screw thread, pedestal 2 with housing 4, reach connected and tight
The purpose of conjunction.
Lithium battery is more popular saying, it is considered that lithium battery pack contains lithium primary battery and secondary cell.It is but tight
It is said in lattice meaning, lithium battery is one-shot battery, and secondary cell refers to lithium ion battery, and technical solutions of the utility model both may be used
To be suitable for lithium battery, and it can be adapted for lithium ion battery.
Embodiment two
As shown in Figure 3 and Figure 4, this lithium battery includes the housing 4 of battery core 1, pedestal 2, block 3 and tubular, and pedestal 2 is fixed
In the lower end of housing 4, block 3 is installed in the upper end of housing 4, and battery core 1 is plugged in housing 4, and the bottom of pedestal 2 is provided with PCB
Plate 5, pcb board 5 are respectively equipped with temperature sensor 6 and pressure sensor 7 towards the side inside housing 4;It is also connected on pcb board 5
There is wireless data transmitter 9, the middle part of pedestal 2 forms boss 22 to 4 sunken inside of housing, and the side of boss 22 outwardly forms cavity
23, boss 22 is cylindrical, and pcb board 5 is annular in shape, and pcb board 5 is set in 22 surrounding of boss, and wireless data transmitter 9 includes setting
Chip wireless transmitter module 91 on pcb board 5 and the wireless transmission terminal 92 across pedestal 2, wireless transmission terminal 92 are located at
In cavity 23.Lithium battery occupation mode and embodiment one in the present embodiment is essentially identical, and the difference lies in the present embodiment
Lithium battery can be more convenient by 9 wireless transmission data of wireless data transmitter.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although 1, battery core is used more herein;2nd, pedestal;21st, through-hole;22nd, boss;23rd, cavity;3rd, block;4th, shell
Body;5th, pcb board;6th, temperature sensor;7th, pressure sensor;8th, data line;9th, wireless data transmitter;91st, wireless hair
Penetrate module;92nd, wireless transmission terminal;10th, the terms such as insulating heat-conductive film, but it does not preclude the possibility of using other terms.
The use of these terms is merely for the convenience of describing and explaining the nature of the invention;It is construed as any one
Additional limitation is all contrary to the spirit of the present invention.
Claims (10)
1. a kind of lithium battery of detectable internal temperature and pressure, including battery core (1), pedestal (2), block (3) and tubular
Housing (4), the pedestal (2) are installed in the lower end of the housing (4), and the block (3) is installed in the upper of the housing (4)
End, the battery core (1) are plugged in the housing (4), which is characterized in that and the bottom of the pedestal (2) is provided with pcb board (5),
The pcb board (5) is respectively equipped with temperature sensor (6) and pressure sensor (7) towards the internal side of the housing (4);Institute
It states and data line (8) is connected on pcb board (5), through-hole (21), the data line (8) are offered on the pedestal (2)
One end the through-hole (21) is passed through to stretch out the housing (4) outside.
2. the lithium battery of detectable internal temperature according to claim 1 and pressure, which is characterized in that the temperature sensing
The surface of device (6) is provided with one layer of insulating heat-conductive film (10), and the insulating heat-conductive film (10) sticks on the battery core (1)
On end face.
3. the lithium battery of detectable internal temperature according to claim 1 or 2 and pressure, which is characterized in that the pedestal
(2) middle part forms boss (22) to the housing (4) sunken inside, and one end of the battery core (1) is positive terminal, the battery core
(1) positive terminal is connected with the block (3) welding, and the other end of the battery core (1) has negative lug, the battery core (1)
Boss (22) welding of negative lug exit and the pedestal (2) be connected.
4. the lithium battery of detectable internal temperature according to claim 3 and pressure, which is characterized in that the through-hole (21)
The side of the boss (22) is opened in, is adopted between the peripheral surface of the data line (8) and the hole wall of the through-hole (21)
It is sealed with high-temperature seal adhesive.
5. the lithium battery of detectable internal temperature according to claim 3 and pressure, which is characterized in that the boss (22)
It is in the form of a column, annularly, the pcb board (5) is set in the boss (22) surrounding to the pcb board (5).
6. the lithium battery of detectable internal temperature according to claim 1 or 2 and pressure, which is characterized in that the battery core
(1) it is wound by four layers of anode pole piece, diaphragm, cathode pole piece and diaphragm overlapping;Between the anode pole piece and cathode pole piece
Accompany at least one layer of diaphragm.
7. the lithium battery of detectable internal temperature according to claim 1 or 2 and pressure, which is characterized in that the temperature
Sensor (6) is chip temperature sensor (6);The pressure sensor (7) is chip gas pressure sensor (7).
8. the lithium battery of detectable internal temperature according to claim 1 or 2 and pressure, which is characterized in that the housing
(4) there is external screw thread, the pedestal (2) has the side wall of tubular, has and institute on the inner wall of the side wall on lower end periphery face
State the matched internal thread of external screw thread.
9. a kind of lithium battery of detectable internal temperature and pressure, including battery core (1), pedestal (2), block (3) and tubular
Housing (4), the pedestal (2) are installed in the lower end of the housing (4), and the block (3) is installed in the upper of the housing (4)
End, the battery core (1) are plugged in the housing (4), which is characterized in that and the bottom of the pedestal (2) is provided with pcb board (5),
The pcb board (5) is respectively equipped with temperature sensor (6) and pressure sensor (7) towards the internal side of the housing (4);Institute
It states and wireless data transmitter (9) is also associated on pcb board (5).
10. the lithium battery of detectable internal temperature according to claim 9 and pressure, which is characterized in that the pedestal (2)
Middle part form boss (22) to the housing (4) sunken inside, the boss (22) side outwardly forms cavity (23), described
Boss (22) is cylindrical, and annularly, the pcb board (5) is set in the boss (22) surrounding, the nothing to the pcb board (5)
Line data source (9) is including the chip wireless transmitter module (91) that is arranged on the pcb board (5) and across the pedestal
(2) wireless transmission terminal (92), the wireless transmission terminal (92) is in the cavity (23).
Priority Applications (1)
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CN201721749347.1U CN207559000U (en) | 2017-12-15 | 2017-12-15 | A kind of lithium battery of detectable internal temperature and pressure |
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CN201721749347.1U CN207559000U (en) | 2017-12-15 | 2017-12-15 | A kind of lithium battery of detectable internal temperature and pressure |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107946682A (en) * | 2017-12-15 | 2018-04-20 | 浙江隆劲电池科技有限公司 | A kind of lithium battery of detectable internal temperature and pressure |
CN109461977A (en) * | 2018-09-27 | 2019-03-12 | 北京长城华冠汽车科技股份有限公司 | A kind of battery core and electric car of electric car |
-
2017
- 2017-12-15 CN CN201721749347.1U patent/CN207559000U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107946682A (en) * | 2017-12-15 | 2018-04-20 | 浙江隆劲电池科技有限公司 | A kind of lithium battery of detectable internal temperature and pressure |
CN109461977A (en) * | 2018-09-27 | 2019-03-12 | 北京长城华冠汽车科技股份有限公司 | A kind of battery core and electric car of electric car |
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