CN206098572U - Bleed and annotate liquid valve formula cylinder battery - Google Patents
Bleed and annotate liquid valve formula cylinder battery Download PDFInfo
- Publication number
- CN206098572U CN206098572U CN201621059028.3U CN201621059028U CN206098572U CN 206098572 U CN206098572 U CN 206098572U CN 201621059028 U CN201621059028 U CN 201621059028U CN 206098572 U CN206098572 U CN 206098572U
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- Prior art keywords
- core
- pole
- battery
- battery core
- cylindrical shell
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Classifications
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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
-
- 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
Abstract
The utility model discloses a bleed and annotate liquid valve formula cylinder battery, electric core in cylindrical shell, cylindrical shell and the apron on the cylindrical shell, the electricity core is connected with utmost point ear, be provided with the utmost point the dismantled post of being connected with electric core on the apron, the fire core that goes out has been put to the electricity in -core, the fire core that goes out embeds there is the fire extinguishing agent, still be provided with explosion -proof valve on the apron, the cylindrical shell bottom is provided with to bleed annotates the liquid valve, this battery is through reasonable construction improvement, especially, through the fire core that goes out, explosion -proof valve, bleed and annotate the design of liquid valve, it manages to find time to make the battery will change into in -process production waste gas in the batteryization becomes process, and the production is gaseous take out the de -electrification pond when the battery uses one section inside, supply electrolyte, the efficiency of the battery uses is improved and the life -span, cooperate go out fire core's the design of electric in -core portion, when the short circuit takes place for electric in -core portion, fire core's the fire extinguishing agent of going out prevents the burning of electric core, and the last explosion -proof valve of apron can be greater than the timely pressure release of setting value as battery internal gas pressure.
Description
Technical field
The utility model is related to cell art, particularly a kind of pumping fluid injection valve type cylindrical battery.
Background technology
New forms of energy power and accumulation power supply widely use big cylindrical battery.But in practice, it has been found that sealing structure
Cylindrical battery is unable to dismounting and change PTC and pumps the gas produced during battery use, it is impossible to supplement the electrolyte for consuming, shadow
Ring the durability of battery.
The content of the invention
In order to overcome the deficiencies in the prior art, the utility model to provide a kind of pumping fluid injection valve type cylindrical battery.
The utility model solves the technical scheme that its technical problem adopted：
One kind pumping fluid injection valve type cylindrical battery, including in the battery core and cylindrical shell in cylindrical shell, cylindrical shell
Cover plate, the battery core is connected with lug, and the detachable pole being connected with battery core is provided with the cover plate, and the battery core is built-in with
Fire extinguishing core, the fire extinguishing in-core is equipped with extinguishing chemical, explosion-proof valve is additionally provided with the cover plate, and the cylindrical shell bottom is provided with
Pumping liquid-filling valve.
Used as a preference, the cylindrical shell is built-in with folding battery core partition and battery core dividing plate, wherein described
At cylindrical shell inwall on the lower side position, the battery core dividing plate is located at the top side position of cylindrical shell inwall to battery core partition
Place.
Used as a preference, the detachable pole includes successively external pole joint, pole nut, pole insulation
Fixed cover, pole fixing nut and pole erection joint, between the pole nut and pole insulation fixed cover temperature-sensitive is provided with
Resistance, wherein the pole fixing nut is by the way that at the upper side position that pole insulate in fixed cover, the pole insulate
Fixation be set on cover plate, the pole erection joint be arranged on pole insulation fixed cover bottom and with thermistor, battery core
Lug connection.
Used as a preference, the external pole joint lower half is arranged in pole nut by external screw thread, described
Pole nut includes the threaded portion that is connected with external pole joint and the on the lower column cap in portion, and the threaded portion of the pole nut connects
In being connected on pole fixing nut, the column cap of the pole nut withstands thermistor, and it is solid that the thermistor is located at pole insulation
Surely bottom is covered.
Used as a preference, cover plate downside edge is provided with insulated ring, and cover plate downside middle is arranged
There is pole piece demarcation strip.
Used as a preference, the cylindrical shell inwall is provided with insulating barrier.
Used as a preference, the battery core partition, battery core block board thickness are 0.1～1mm.
Used as a preference, the pumping liquid-filling valve includes that successively pumping liquid injection pipe, internal thread block, external screw thread are fixed
Nut and pumping fluid injection core, the pumping liquid injection pipe is fixedly connected with internal thread block, described to be evacuated liquid injection pipe and internal thread lid
Cap is demountable structure, and the external screw thread fixing nut is fixedly connected with cylindrical shell bottom, the internal thread block and outer spiral shell
Line fixing nut connects, and the external screw thread fixing nut inside is hollow pipeline structure, and the pumping fluid injection core top is by connecting
Adapter and the connection of external screw thread fixing nut, the pumping fluid injection core bottom is porous filter core structure.
Used as a preference, the battery core is hollow structure, and the fire extinguishing core is located at the hollow position of battery core, described
Fire extinguishing core is cylindrical, hollow sealing structure, and the fire extinguishing core housing is made up of meltable polymeric material.
Used as a preference, the explosion-proof valve is many lobe sheet metal indentation groove-like structures.
The beneficial effects of the utility model are：The battery by rational structural improvement, especially by fire extinguishing core, explosion-proof
The design of valve, pumping liquid-filling valve, makes battery waste gas will be produced in formation process in Battery formation technical process and evacuates, and in electricity
Inside battery is pumped when pond is using one section and produces gas, supplement electrolyte, improve battery availability factor and life-span, coordinate battery core
The design of internal firefighting core, when battery core short circuit occurred inside, the extinguishing chemical of core of putting out a fire prevents battery core burning, and explosion-proof on cover plate
Valve can be more than the timely pressure release of setting value when inside battery gas pressure, reduce the loss that battery deformation is caused, whole battery
Security is greatly improved.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is with regard to the isostructural structure decomposition figure of detachable pole in the utility model；
Fig. 3, Fig. 4 are the structural representations of cylindrical shell in the utility model；
Fig. 5 is the structure decomposition figure that liquid-filling valve is evacuated in the utility model.
Specific embodiment
In order that the purpose of the application, technical scheme and advantage become more apparent, it is right below in conjunction with drawings and Examples
The utility model is further elaborated.For the thorough explanation present invention, some can be related in following description special
Determine details.And when without these specific details, of the invention then may still be capable of achieving, i.e., the technical staff in art uses
Herein these description and state to the others skilled in the art in art effectively introduce they work essence.This external demand
It is noted that below word " front side ", " rear side ", " left side ", " right side ", " upside ", " downside " used in description etc. refers to
Be direction in accompanying drawing, word " interior " and " outward " refer respectively to the direction towards or away from particular elements geometric center, phase
Pass technical staff should not be construed as beyond the application protection domain in simple to above-mentioned direction work, need not be creative adjustment
Technology.It should be appreciated that specific embodiment described herein is not used to limit real protection model only to explain the application
Enclose.And be the purpose of the present invention of avoiding confusion, due to well known manufacture method, control program, circuit layout etc. technology
It will be understood that therefore they be not described in detail.With reference to Fig. 1, Fig. 2, one kind pumping fluid injection valve type cylindrical battery, including circle
The cover plate 3 in battery core 2 and cylindrical shell 1 in post shell 1, cylindrical shell 1, the battery core 2 is connected with lug, the cover plate 3
On be provided with the detachable pole 4 being connected with battery core 2, the battery core 2 is built-in with fire extinguishing core 5, and the fire extinguishing core 5 is built-in with fire extinguishing
Agent, is additionally provided with explosion-proof valve 6 on the cover plate 3, the bottom of the cylindrical shell 1 is provided with pumping liquid-filling valve 7.In Battery formation work
During skill, pumping liquid-filling valve 7 is in open state, is easy to that waste gas evacuation will be produced in formation process.And use one in battery
When section, battery can pump inside battery in vacuum or atmosphere of inert gases and produce gas, supplement electrolyte, improve battery
Service efficiency and life-span.The internal firefighting core 5 of battery core 2, can be when the short circuit occurred inside of battery core 2, temperature steeply rise, core 5 of putting out a fire
Shell can melt at short notice, inside filling extinguishing chemical can rapidly be covered in the surface of battery core 2, prevent battery core 2 from burning.In electricity
Pond internal gas pressure is more than setting value, and the explosion-proof valve 6 that inside battery gases at high pressure can be broken through on cover plate 3 can reduce battery
Internal pressure, reduces the loss that battery deformation is caused.
Further embodiment, with reference to Fig. 1, Fig. 2, one kind pumping fluid injection valve type cylindrical battery, wherein referred to herein " implements
Example " refers to special characteristic, structure or the characteristic that may be included in the implementation of the application at least one.It is different in this manual
" in the embodiment " that place occurs not refers both to same embodiment, nor individually or selectively mutual with other embodiment
The embodiment mutually repelled.Embodiment includes the cover plate 3 in battery core 2 and cylindrical shell 1 in cylindrical shell 1, cylindrical shell 1, institute
State battery core 2 and be connected with lug, the detachable pole 4 being connected with battery core 2 is provided with the cover plate 3, the battery core 2 is built-in with goes out
Fiery core 5, the fire extinguishing core 5 is built-in with extinguishing chemical, and explosion-proof valve 6 is additionally provided with the cover plate 3, and the bottom of the cylindrical shell 1 sets
It is equipped with pumping liquid-filling valve 7.The pumping liquid-filling valve 7 includes that successively pumping liquid injection pipe 71, internal thread block 72, external screw thread fix spiral shell
Mother 73 and pumping fluid injection core 74.The pumping liquid injection pipe 71 is fixedly connected with internal thread block 72, the pumping He of liquid injection pipe 71
Internal thread block 72 is demountable structure, when gas is produced during needing to pump inside battery use and electrolyte is supplemented
Wait, can in vacuum or atmosphere of inert gases dismounting and change.The external screw thread fixing nut 73 and the bottom of cylindrical shell 1 are fixed
Connection, the internal thread block 72 and external screw thread fixing nut 73 connect, and are conveniently replaceable pumping liquid-filling valve 7.The external screw thread is consolidated
It is hollow pipeline structure to determine the inside of nut 73, and the top of pumping fluid injection core 74 is connected by connecting tube and external screw thread fixing nut 73
Connect, the bottom of pumping fluid injection core 74 is porous filter core structure.The battery core 2 is hollow structure, and the fire extinguishing core 5 is located at battery core
At 2 hollow position, the fire extinguishing core 5 is cylindrical, hollow sealing structure, and the shell of fire extinguishing core 5 is meltable polymeric material
Make.In the present embodiment, the meltable melting point polymer of the fire extinguishing shell of core 5 is 150 DEG C, the full extinguishing chemical of inside filling, inside battery core 2
When temperature is higher than 150 DEG C, the fire extinguishing case melts response time of core 5 is 1 second, and extinguishing chemical is covered in rapidly the surface of battery core 2, prevents electricity
The catching fire of core 2.The explosion-proof valve 6 is many lobe sheet metal indentation groove-like structures, explosion-proof when cell internal pressure is more than 1.5MPa
Valve 6 ruptures, and inside battery gases at high pressure are discharged from the breach of explosion-proof valve 6.Prevent battery case from deforming, damage adjacent personnel and set
It is standby.
Further embodiment, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, one kind pumping fluid injection valve type cylindrical battery, including circle
The cover plate 3 in battery core 2 and cylindrical shell 1 in post shell 1, cylindrical shell 1, the cylindrical shell 1 is stainless steel or aluminium alloy
Make, and cover plate 3 is copper, stainless steel or aluminium alloy plate, welded seal is fixed on circle in cylindrical shell 1, or by crush seal
On post shell 1.The downside edge of the cover plate 3 is provided with insulated ring 31 and avoids electric leakage unexpected, and the downside middle of the cover plate 3 sets
It is equipped with pole piece demarcation strip 32, it is to avoid short circuit between pole piece.Insulated ring 31 and pole piece demarcation strip 32 are fixedly mounted using Shooting Technique
Below cover plate 3, the security of battery is improved.The cylindrical shell 1 is built-in with folding battery core partition 11 and battery core dividing plate
12, wherein the battery core partition 11 is at the inwall of cylindrical shell 1 on the lower side position, the battery core dividing plate 12 is located at cylindrical shell
At the top side position of 1 inwall.When battery core 2 is installed, the level of battery core partition 11 is in cylindrical steel shell inwall, as shown in figure 3, working as battery core
2 install, and battery core partition 11 is unlocked according to 90 ° of levels to fix battery core 2.Battery core dividing plate 12 is arranged in cylindrical steel shell 1
Wall top is fixing battery core 2.The design of battery core partition 11 and battery core dividing plate 12 can prevent the lug 51 during vibrations of battery core 2 loose
It is dynamic, cause battery core internal break or loose contact.The battery core partition 11, the thickness of battery core dividing plate 12 are 0.1～1mm, it is ensured that knot
Structure intensity.The inwall of the cylindrical shell 1 is provided with insulating barrier, reduces electric leakage risk.In the present embodiment, the insulating barrier is arranged
Between the inwall of cylindrical shell 1 and battery core partition 11 and battery core dividing plate 12.The battery core 2 is connected with lug, sets on the cover plate 3
The detachable pole 4 being connected with battery core 2 is equipped with, the battery core 2 is built-in with fire extinguishing core 5, and the fire extinguishing core 5 is built-in with extinguishing chemical,
Explosion-proof valve 6 is additionally provided with the cover plate 3, the bottom of the cylindrical shell 1 is provided with pumping liquid-filling valve 7.The detachable pole 4
Include external pole joint 41, pole nut 42, pole fixing nut 44, pole insulation fixed cover 43 and pole successively to install
Joint 45, is provided with thermistor 46, wherein the pole is fixed between the pole nut 42 and pole insulation fixed cover 43
Nut 44 adopts copper, stainless steel or aluminum, and pole insulation fixed cover 43 is insulating heat-conductive polymer, and pole erection joint 45 is
Copper, stainless steel or aluminium.The pole fixing nut 44 is described by the upper side position that pole insulate in fixed cover 43
Pole insulation fixed cover 43 is arranged on cover plate 3, and the pole erection joint 45 is arranged on pole insulation fixed cover 43 bottom simultaneously
It is connected with the lug of thermistor 46, battery core 2.This detachable pole design makes the thermistor 46 in detachable pole 4
Can flexibly change.During when battery short circuit or more than specified high current condition, thermistor 46 will make resistance because temperature is raised
Value also rises rapidly, prevents battery short circuit or damages battery under conditions of high current.The external lower half of pole joint 41 leads to
External screw thread is crossed in pole nut 42, the pole nut 42 includes the threaded portion being connected with external pole joint 41
421 and the column cap 422 in portion on the lower, the threaded portion 421 of the pole nut 42 is connected in pole fixing nut 44, the pole
The column cap 422 of nut 42 withstands thermistor 46, and the thermistor 46 is located at pole insulation fixed cover 43 bottom, had both ensured heat
The stable connection of quick resistance 46, the dismounting for also making thermistor 46 is more convenient.Thermistor 46 in the present embodiment adopts disc-shaped
Positive temperature coefficient（Positive Temperature Coefficient）Thermistor.When battery is used as electrokinetic cell
Wait, removably thermistor 46.
According to above-mentioned principle, the utility model can also carry out appropriate change and modification to above-mentioned embodiment.Therefore,
The utility model is not limited to specific embodiment disclosed and described above, to some modifications and changes of the present utility model
Should also be as falling in scope of the claims of the present utility model.
Claims (10)
1. a kind of pumping fluid injection valve type cylindrical battery, including cylindrical shell（1）, cylindrical shell（1）Interior battery core（2）Outside cylinder
Shell（1）On cover plate（3）, the battery core（2）It is connected with lug, it is characterised in that：The cover plate（3）On be provided with and battery core
（2）The detachable pole of connection（4）, the battery core（2）It is built-in with fire extinguishing core（5）, the fire extinguishing core（5）It is built-in with extinguishing chemical,
The cover plate（3）On be additionally provided with explosion-proof valve（6）, the cylindrical shell（1）Bottom is provided with pumping liquid-filling valve（7）.
2. one kind according to claim 1 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The cylindrical shell（1）
It is built-in with folding battery core partition（11）With battery core dividing plate（12）, wherein the battery core partition（11）Positioned at cylindrical shell（1）
Inwall is on the lower at side position, the battery core dividing plate（12）Positioned at cylindrical shell（1）At the top side position of inwall.
3. one kind according to claim 1 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The detachable pole
（4）External pole joint is included successively（41）, pole nut（42）, pole insulation fixed cover（43）, pole fixing nut
（44）With pole erection joint（45）, the pole nut（42）With pole fixing nut（44）Between be provided with thermistor
（46）, wherein the pole fixing nut（44）By installed in pole insulation fixed cover（43）It is described at interior upper side position
Pole insulation fixed cover（43）It is arranged on cover plate（3）On, the pole erection joint（45）It is arranged on pole insulation fixed cover
（43）Bottom and and thermistor（46）, battery core（2）Lug connection.
4. one kind according to claim 3 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The external pole joint
（41）Lower half is arranged on pole nut by external screw thread（42）In, the pole nut（42）Include and external pole joint
（41）The threaded portion of connection（421）The column cap in portion on the lower（422）, the pole nut（42）Threaded portion（421）It is connected to
Pole fixing nut（44）In, the pole nut（42）Column cap（422）Withstand thermistor（46）, the thermistor
（46）Positioned at pole insulation fixed cover（43）Bottom.
5. one kind according to claim 1 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The cover plate（3）Downside
Edge is provided with insulated ring（31）, the cover plate（3）Downside middle is provided with pole piece demarcation strip（32）.
6. one kind according to claim 1 and 2 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The cylindrical shell
（1）Inwall is provided with insulating barrier.
7. one kind according to claim 2 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The battery core partition
（11）, battery core dividing plate（12）Thickness is 0.1～1mm.
8. one kind according to claim 1 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The pumping liquid-filling valve
（7）Include pumping liquid injection pipe successively（71）, internal thread block（72）, external screw thread fixing nut（73）With pumping fluid injection core（74）,
The pumping liquid injection pipe（71）With internal thread block（72）It is fixedly connected, the pumping liquid injection pipe（71）With internal thread block（72）
For demountable structure, the external screw thread fixing nut（73）And cylindrical shell（1）Bottom is fixedly connected, the internal thread block
（72）With external screw thread fixing nut（73）Connection, the external screw thread fixing nut（73）Inside is hollow pipeline structure, described to take out
Gas fluid injection core（74）Top is by connecting tube and external screw thread fixing nut（73）Connection, the pumping fluid injection core（74）Bottom is many
Hole filter cartridge construction.
9. one kind according to claim 1 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The battery core（2）For in
Hollow structure, the fire extinguishing core（5）Positioned at battery core（2）Hollow position at, the fire extinguishing core（5）Tie for cylindrical, hollow sealing
Structure, the fire extinguishing core（5）Shell is made up of meltable polymeric material.
10. one kind according to claim 1 is evacuated fluid injection valve type cylindrical battery, it is characterised in that：The explosion-proof valve（6）For
Many lobe sheet metal indentation groove-like structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059028.3U CN206098572U (en) | 2016-09-18 | 2016-09-18 | Bleed and annotate liquid valve formula cylinder battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621059028.3U CN206098572U (en) | 2016-09-18 | 2016-09-18 | Bleed and annotate liquid valve formula cylinder battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206098572U true CN206098572U (en) | 2017-04-12 |
Family
ID=58476828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621059028.3U Active CN206098572U (en) | 2016-09-18 | 2016-09-18 | Bleed and annotate liquid valve formula cylinder battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206098572U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086282A (en) * | 2017-06-09 | 2017-08-22 | 广东保达动力技术有限公司 | A kind of novel secondary battery |
| CN109585724A (en) * | 2017-09-29 | 2019-04-05 | 郑州宇通客车股份有限公司 | Vehicle and its battery case, battery modules, battery, cell support core |
| CN109585716A (en) * | 2017-09-29 | 2019-04-05 | 郑州宇通客车股份有限公司 | A kind of battery cover board |
| CN111600055A (en) * | 2020-05-08 | 2020-08-28 | 珠海泰坦新动力电子有限公司 | Valve insertion method |
-
2016
- 2016-09-18 CN CN201621059028.3U patent/CN206098572U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086282A (en) * | 2017-06-09 | 2017-08-22 | 广东保达动力技术有限公司 | A kind of novel secondary battery |
| CN109585724A (en) * | 2017-09-29 | 2019-04-05 | 郑州宇通客车股份有限公司 | Vehicle and its battery case, battery modules, battery, cell support core |
| CN109585716A (en) * | 2017-09-29 | 2019-04-05 | 郑州宇通客车股份有限公司 | A kind of battery cover board |
| CN111600055A (en) * | 2020-05-08 | 2020-08-28 | 珠海泰坦新动力电子有限公司 | Valve insertion method |
| CN111600055B (en) * | 2020-05-08 | 2020-12-25 | 珠海泰坦新动力电子有限公司 | Valve insertion method |
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