CN107946679A - A kind of lithium ion battery and battery pack - Google Patents
A kind of lithium ion battery and battery pack Download PDFInfo
- Publication number
- CN107946679A CN107946679A CN201711215037.6A CN201711215037A CN107946679A CN 107946679 A CN107946679 A CN 107946679A CN 201711215037 A CN201711215037 A CN 201711215037A CN 107946679 A CN107946679 A CN 107946679A
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- back box
- ion battery
- head cover
- battery
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- 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
Abstract
A kind of lithium ion battery and battery pack, the present invention relates to battery technology field;The middle part of back box is equipped with support plate, and the upper lid of back box is equipped with head cover, is equipped with several lithium ion batteries at left and right sides of support plate in back box, is serially connected between several lithium ion batteries using connecting line;No.1 pressure sensor is embedded with the front-rear side walls of the lithium ion battery in one side wall, No. two pressure sensors are wherein embedded with the left and right sidewall of lithium ion battery in one side wall, spring is respectively connected with the No.1 pressure sensor and No. two pressure sensors, the spring other end on No.1 pressure sensor contacts setting with the side wall of adjacent lithium ion battery, and the spring other end on No. two pressure sensors contacts setting with support plate side wall.Volumetric expansion during lithium battery use is monitored in real time, is conducive to improve the security that lithium battery uses process, security and practicality are improved.
Description
Technical field
The present invention relates to battery technology field, and in particular to a kind of lithium ion battery and battery pack.
Background technology
Lithium battery be one kind using lithium metal or lithium alloy as negative material, using the one-shot battery of non-aqueous electrolytic solution,
With lithium ion polymer battery it is different with rechargeable battery lithium ion battery.The inventor of lithium battery is Edison.By
It is very active in the chemical characteristic of lithium metal so that processing, preservation, the use of lithium metal, it is very high to environmental requirement.So
Lithium battery is not applied for a long time.With the development of twentieth century end microelectric technique, the equipment of miniaturization is increasing, right
Power supply proposes very high requirement.Lithium battery enters the large-scale practical stage therewith.
There is electrolyte inside lithium battery, repeatedly reset electric rear portion electrolyte decomposition and produce gas, make cell expansion, it is swollen
Swollen more serious lithium battery not reuse, or even lithium battery explosion occurs, and there are this serious security risk, it would be highly desirable to changes
Into.
The content of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of simple in structure, design rationally, make
With convenient lithium ion battery and battery pack, the volumetric expansion during lithium battery use is monitored in real time, is conducive to improve lithium
Battery uses the security of process, and security and practicality are improved.
To achieve the above object, the technical solution adopted by the present invention is:It includes back box, support plate, lithium ion battery, control
Device processed, buzzer, head cover, No.1 pressure sensor, spring, No. two pressure sensors;The middle part of back box is equipped with support plate, back box
Upper lid be equipped with head cover, be equipped with several lithium ion batteries, several lithium-ion electrics at left and right sides of support plate in back box
It is serially connected between pond using connecting line;No.1 pressure biography is embedded with the front-rear side walls of the lithium ion battery in one side wall
Sensor, No. two pressure sensors are wherein embedded with the left and right sidewall of lithium ion battery in one side wall, the No.1 pressure passes
Be respectively connected with spring on sensor and No. two pressure sensors, the spring other end on No.1 pressure sensor and adjacent lithium from
The side wall contact of sub- battery is set, and the spring other end on No. two pressure sensors contacts setting with support plate side wall;Institute
The buzzer and controller stated are each attached in support plate;The controller and buzzer and several No.1 pressure sensors,
Several No. two pressure sensors connections.
Further, the upper wall interior contact of the top of the support plate and head cover is set.
Further, several lithium ion battery upper walls are equipped with warning lamp, which is connected with controller, even
Link is equipped with electric-controlled switch.
Further, the left and right sides wall of the back box is outward extended with back box fixed edge, is opened on back box fixed edge
Equipped with several back box screw holes;Head cover fixed edge is outward extended with left and right sides of the lower part of the head cover, is set on head cover fixed edge
There are several head cover perforation corresponding with back box screw hole;The head cover is connected fixation with back box by bolt, which passes through
Be screwed on fixation after head cover perforation with back box screw hole.
Further, the head cover upper wall offers several heat emission holes, each heat emission hole and the lithium being arranged in back box
The corresponding setting of ion battery, and worn in each heat emission hole and be fixed with thermal grease column, the lower end of the thermal grease column with
The top contact for the lithium ion battery being disposed below is set.
The operation principle of the present invention:When lithium ion battery expands, No.1 is equipped between several lithium ion batteries
No. two pressure sensors set between pressure sensor and lithium ion battery and support plate sense the pressure of spring transmission in real time
Power, when the pressure sensed exceedes pressure sensor preset value, signal is passed to controller by pressure sensor, control
Device control buzzer is alarmed.
With the above structure, the present invention has the beneficial effect that:A kind of lithium ion battery of the present invention and battery pack are right
Volumetric expansion during lithium battery use monitors in real time, be conducive to improve lithium battery use process security, security and
Practicality is improved, and the present invention has the advantages that simple in structure, it is reasonable to set, low manufacture cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the structure sectional view of the present invention.
Fig. 2 is lithium ion battery connection diagram in the present invention.
Fig. 3 is automatically controlled block diagram in the present invention.
Description of reference numerals:
Back box 1, back box fixed edge 1-1, back box screw hole 1-2, support plate 2, lithium ion battery 3, controller 4, buzzer 5, head cover
6th, head cover fixed edge 6-1, head cover perforation 6-2, heat emission hole 6-3, No.1 pressure sensor 7, spring 8, warning lamp 9, thermal grease
10, No. two pressure sensors 11 of column.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
Referring to as shown in Figure 1, the technical solution that present embodiment uses is:It include back box 1, support plate 2, lithium from
8, No. two sub- battery 3, controller 4, buzzer 5, head cover 6, No.1 pressure sensor 7, spring pressure sensors 11;Back box 1
Middle part is equipped with head cover 6, the left and right sides of support plate 2 is located in back box 1 integrally formed with support plate 2, the upper lid of back box 1 upwards
Several lithium ion batteries 3 are equipped with, are serially connected between several lithium ion batteries 3 using connecting line;The lithium ion battery 3
Front-rear side walls in be embedded with No.1 pressure sensor 7 in one side wall, in the left and right sidewall of lithium ion battery 3 wherein in one side wall
No. two pressure sensors 11 are embedded with, spring is respectively connected with the No.1 pressure sensor 7 and No. two pressure sensors 11
8,8 other end of spring on No.1 pressure sensor 7 contacts setting with the side wall of adjacent lithium ion battery 3, positioned at No. two
8 other end of spring on pressure sensor 11 contacts setting with 2 side wall of support plate;The buzzer 5 and controller 4 are fixed
In support plate 2;The controller 4 and buzzer 5 and several No.1 pressure sensors 7, several No. two pressure sensors 11
Connection.
Further, the top of the support plate 2 and the upper wall interior contact of head cover 6 are set.
Further, 3 upper wall of several lithium ion batteries is equipped with warning lamp 9, which connects with controller 4
Connect, connection circuit is equipped with electric-controlled switch.
Further, the left and right sides wall of the back box 1 is outward extended with back box fixed edge 1-1, back box fixed edge
Several back box screw hole 1-2 are offered on 1-1;Head cover fixed edge 6-1 is outward extended with left and right sides of the lower part of the head cover 6,
Head cover fixed edge 6-1 is equipped with several head cover perforation 6-2s corresponding with back box screw hole 1-2;The head cover 6 by bolt with
The connection of back box 1 is fixed, and the bolt with back box screw hole 1-2 through being screwed on fixation after head cover perforation 6-2.
Further, 6 upper wall of head cover offers several heat emission hole 6-3, and each heat emission hole 6-3 is with being arranged at back box
3 corresponding setting of lithium ion battery on 1, and worn in each heat emission hole 6-3 and be fixed with thermal grease column 10, the heat dissipation silicon
The top contact of the lower end of rubber column gel column 10 and the lithium ion battery 3 being disposed below is set.
Further, the controller 4, buzzer 5, several No.1 pressure sensors 7 and several No. two pressure pass
Sensor 11 is powered by lithium ion battery 3, and respective model by those skilled in the art according to actual conditions(Back box 1, head cover
6 and the specific size of lithium ion battery 3)Selectivity uses.
The operation principle of present embodiment:When lithium ion battery 3 expands, several lithium ion batteries 3 it
Between be equipped with No. two pressure sensors 11 being set between No.1 pressure sensor 7 and lithium ion battery 3 and support plate 2 and feel in real time
The pressure for answering spring 8 to transmit, when the pressure sensed exceedes pressure sensor preset value, pressure sensor passes signal
Controller 4 is passed, controller 4 controls buzzer 5 to alarm, is arranged at the warning lamp 9 on each 3 top of lithium ion battery, uses
It is identified in the lithium ion battery 3 to volumetric expansion over-limit condition, i.e. when a certain piece or 3 body of polylith lithium ion battery
After product is expanded to limiting value, while starting the alarm of buzzer 5, controller 4 controls the electricity connected on the lithium ion battery 3 at the same time
Control switch closure, for opening warning lamp 9, facilitates being replaced to lithium ion battery 3 for maintenance personal's more fast explicit;If
Put the lower end in contact lithium ion battery 3 with the thermal grease column 10 on head cover 6, by the heat that lithium ion battery 3 produces conduct to
The outside of head cover 6, effectively heat dissipation, protect whole Li-ion batteries piles.
With the above structure, present embodiment has the beneficial effect that:A kind of lithium described in present embodiment from
Sub- battery and battery pack, monitor the volumetric expansion during lithium battery use in real time, are conducive to raising lithium battery and use process
Security, security and practicality be improved, and the present invention has simple in structure, and it is reasonable to set, and it is excellent that cost of manufacture is low etc.
Point.
The above, is merely illustrative of the technical solution of the present invention and unrestricted, those of ordinary skill in the art are to this hair
The other modifications or equivalent substitution that bright technical solution is made, without departing from the spirit and scope of technical solution of the present invention,
It should all cover among scope of the presently claimed invention.
Claims (6)
1. a kind of lithium ion battery and battery pack, it is characterised in that:It include back box, support plate, lithium ion battery, controller,
Buzzer, head cover, No.1 pressure sensor, spring, No. two pressure sensors;The middle part of back box is equipped with support plate, back box it is upper
Portion is covered with head cover, is equipped with several lithium ion batteries in back box at left and right sides of support plate, several lithium ion batteries it
Between be serially connected using connecting line;No.1 pressure sensing is embedded with the front-rear side walls of the lithium ion battery in one side wall
Device, is wherein embedded with No. two pressure sensors, the No.1 pressure sensing in the left and right sidewall of lithium ion battery in one side wall
Spring is respectively connected with device and No. two pressure sensors, the spring other end on No.1 pressure sensor and adjacent lithium ion
The side wall contact of battery is set, and the spring other end on No. two pressure sensors contacts setting with support plate side wall;It is described
Buzzer and controller be each attached in support plate;The controller and buzzer and several No.1 pressure sensors, number
A No. two pressure sensors connection.
2. a kind of lithium ion battery according to claim 1 and battery pack, it is characterised in that:The top of the support plate
Set with the upper wall interior contact of head cover.
3. a kind of lithium ion battery according to claim 1 and battery pack, it is characterised in that:Several lithium-ion electrics
Pond upper wall is equipped with warning lamp, which is connected with controller, and connection circuit is equipped with electric-controlled switch.
4. a kind of lithium ion battery according to claim 1 and battery pack, it is characterised in that:The left and right two of the back box
Side wall is outward extended with back box fixed edge, and several back box screw holes are offered on back box fixed edge;The lower part of the head cover is left
Right both sides are outward extended with head cover fixed edge, and head cover fixed edge is equipped with several head cover perforation corresponding with back box screw hole;Institute
The head cover stated is connected fixation with back box by bolt, and the bolt with back box screw hole through being screwed on fixation after head cover perforation.
5. a kind of lithium ion battery according to claim 1 and battery pack, it is characterised in that:The head cover upper wall opens up
There are several heat emission holes, the setting corresponding with the lithium ion battery being arranged in back box of each heat emission hole, and in each heat emission hole
Wear and be fixed with thermal grease column, the top contact of lithium ion battery of the lower end of the thermal grease column with being disposed below is set
Put.
6. a kind of lithium ion battery and battery pack, it is characterised in that:Its operation principle:When lithium ion battery expands,
No. two pressures set between No.1 pressure sensor and lithium ion battery and support plate are equipped between several lithium ion batteries
Force snesor senses the pressure of spring transmission in real time, when the pressure sensed exceedes pressure sensor preset value, pressure
Signal is passed to controller by sensor, and controller control buzzer is alarmed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711215037.6A CN107946679B (en) | 2017-11-28 | 2017-11-28 | Lithium ion battery and battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711215037.6A CN107946679B (en) | 2017-11-28 | 2017-11-28 | Lithium ion battery and battery pack |
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Publication Number | Publication Date |
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CN107946679A true CN107946679A (en) | 2018-04-20 |
CN107946679B CN107946679B (en) | 2020-06-02 |
Family
ID=61950386
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Application Number | Title | Priority Date | Filing Date |
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CN201711215037.6A Active CN107946679B (en) | 2017-11-28 | 2017-11-28 | Lithium ion battery and battery pack |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112762806A (en) * | 2020-12-23 | 2021-05-07 | 北京国电光宇机电设备有限公司 | Wisdom lithium cell of health degree self-test |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102324465A (en) * | 2011-08-31 | 2012-01-18 | 浙江谷神能源科技股份有限公司 | Explosion-proof flame-retardant lithium-ion battery safety box |
CN102569930A (en) * | 2011-12-22 | 2012-07-11 | 南京双登科技发展研究院有限公司 | Pressure detecting device for batteries and detecting method thereof |
CN203707212U (en) * | 2014-01-21 | 2014-07-09 | 周昕悦 | Li-ion battery pack |
CN105742693A (en) * | 2016-04-05 | 2016-07-06 | 洛阳月星新能源科技有限公司 | High-safety lithium ion battery module |
CN205583093U (en) * | 2016-02-26 | 2016-09-14 | 冉柠恺 | Intelligent lithium battery pack |
CN205739941U (en) * | 2016-05-17 | 2016-11-30 | 康达电梯有限公司 | A kind of lift car light regulation and control prior-warning device |
CN106222817A (en) * | 2016-10-11 | 2016-12-14 | 郑丽萍 | A kind of loom framework |
CN205961191U (en) * | 2016-06-07 | 2017-02-15 | 深圳市友恺通信技术有限公司 | Heat dissipation type mobile phone motherboard |
CN206148506U (en) * | 2016-11-17 | 2017-05-03 | 刘峰岭 | Lithium cell install bin for electric bicycle |
CN206480723U (en) * | 2017-03-03 | 2017-09-08 | 华霆(合肥)动力技术有限公司 | Visit leakage device and battery modules |
CN206773328U (en) * | 2017-03-21 | 2017-12-19 | 深圳市德普特电子有限公司 | A kind of LCDs shell structure |
-
2017
- 2017-11-28 CN CN201711215037.6A patent/CN107946679B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102324465A (en) * | 2011-08-31 | 2012-01-18 | 浙江谷神能源科技股份有限公司 | Explosion-proof flame-retardant lithium-ion battery safety box |
CN102569930A (en) * | 2011-12-22 | 2012-07-11 | 南京双登科技发展研究院有限公司 | Pressure detecting device for batteries and detecting method thereof |
CN203707212U (en) * | 2014-01-21 | 2014-07-09 | 周昕悦 | Li-ion battery pack |
CN205583093U (en) * | 2016-02-26 | 2016-09-14 | 冉柠恺 | Intelligent lithium battery pack |
CN105742693A (en) * | 2016-04-05 | 2016-07-06 | 洛阳月星新能源科技有限公司 | High-safety lithium ion battery module |
CN205739941U (en) * | 2016-05-17 | 2016-11-30 | 康达电梯有限公司 | A kind of lift car light regulation and control prior-warning device |
CN205961191U (en) * | 2016-06-07 | 2017-02-15 | 深圳市友恺通信技术有限公司 | Heat dissipation type mobile phone motherboard |
CN106222817A (en) * | 2016-10-11 | 2016-12-14 | 郑丽萍 | A kind of loom framework |
CN206148506U (en) * | 2016-11-17 | 2017-05-03 | 刘峰岭 | Lithium cell install bin for electric bicycle |
CN206480723U (en) * | 2017-03-03 | 2017-09-08 | 华霆(合肥)动力技术有限公司 | Visit leakage device and battery modules |
CN206773328U (en) * | 2017-03-21 | 2017-12-19 | 深圳市德普特电子有限公司 | A kind of LCDs shell structure |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112762806A (en) * | 2020-12-23 | 2021-05-07 | 北京国电光宇机电设备有限公司 | Wisdom lithium cell of health degree self-test |
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Publication number | Publication date |
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CN107946679B (en) | 2020-06-02 |
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