CN207474504U - A kind of battery and battery modules, battery case and the vehicle using the battery - Google Patents
A kind of battery and battery modules, battery case and the vehicle using the battery Download PDFInfo
- Publication number
- CN207474504U CN207474504U CN201721270559.1U CN201721270559U CN207474504U CN 207474504 U CN207474504 U CN 207474504U CN 201721270559 U CN201721270559 U CN 201721270559U CN 207474504 U CN207474504 U CN 207474504U
- Authority
- CN
- China
- Prior art keywords
- extinguishing chemical
- cover board
- battery
- cavity
- board body
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
Battery modules, battery case and vehicle the utility model is related to a kind of battery and using the battery, to solve the problems, such as that it is insecure that battery fire extinguishing system of the prior art uses.Battery includes battery cover board and the battery case with battery case inner cavity, battery core unit is equipped in battery case inner cavity, cover board body is equipped with leading-out terminal, battery cover board further includes the extinguishing chemical cavity on cover board body, extinguishing chemical cavity has the extinguishing chemical accommodating chamber for storing extinguishing chemical, the cavity wall of extinguishing chemical cavity includes the cavity wall part for separating extinguishing chemical accommodating chamber and battery case inner cavity, opens to connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity when the pressure which is equipped in battery case inner cavity reaches setting value.
Description
Technical field
Battery modules, battery case and vehicle the utility model is related to a kind of battery and using the battery.
Background technology
The rapid growth of new-energy automobile market, the occupation rate of market fast lifting of new-energy automobile, to continual mileage
It is required that it is increasingly longer, it is significantly promoted this requires the ratio energy of power battery has, when the year two thousand thirty power battery is than energy
Promote 300wh/kg.With the promotion of power battery specific energy density, the security requirement of power battery is also promoted therewith:It presses
According to country and the relevant criterion of industry, it is desirable that power battery overcharge, cross put, do not occur under the abuse conditions such as high temperature thermal runaway and
Thermal runaway extends.But there is no good solutions for current battery technology.Even if this results in the power of high-energy-density
Battery can by under the standard of country and industry, but compared to comparatively safe LiFePO4 system battery, high-energy-density it is close
The power battery of degree is also without corresponding technical advantage.
According to can consult reference materials, from 2010 to 2015 year during occurred a lot of electric vehicles in the process of running, vehicle touches
Hit, occur during natural calamity on fire, explosion, even casualties case, vehicle therein includes passenger car, commercial car
Deng.But the safety problem of battery system can not be fundamentally solved for existing battery technology level, it also can not be good
Compatible battery high-energy and high security, so needing the safety wind for going to consider management and control battery system from the application aspect of battery
Danger ensures the life security of passenger.Security risk management and control during to battery applications become at this stage new-energy automobile industry there is an urgent need for
The technical issues of solution.
At this stage for the monitoring of the fire behavior of battery and battery system and fire-fighting technique, mostly as Authorization Notice No. is
Shown in the utility model patent of CN205964755U, the fire extinguishing system of use includes the monitoring to battery fire behavior state parameter, packet
It includes the temperature to battery, voltage, gas, salt fog, light etc. to detect, battery fire alarm is then established by relevant algorithm
Model theoretically monitors the fire behavior state of simultaneously early warning battery.But under actual conditions, the extinguishing device of battery system is very multiple
Miscellaneous, reliability, durability and service life are difficult to be consistent with battery system.The detector of battery key parameter uses the longevity
Life is well below battery.And there is a situation where to fail to report in battery system operational process and report by mistake.To temperature, electricity
The reliability of the detection mode of pressure, gas, salt fog, light etc. can not be resolved, and it is accurate that really battery fire residence can not be carried out
Early warning.In the prior art, the mounting means of battery extinguishing device, fire-fighting mode can influence the sealing protection grade of Battery case,
Under extreme weather (storm water) and extreme operating condition, the safety of battery system is seriously affected.And existing battery fire extinguishing
Device is difficult in maintenance, and maintenance cost is high, and all uses high-pressure bottle substantially, and maintaining is dangerous.
In the prior art, vehicle includes car body and the battery case on car body, and battery modules are equipped in battery case and are led to
Wind radiator structure, battery modules generally include multiple serial or parallel connections or series-parallel battery, and battery includes battery case, battery case
With battery case inner cavity, battery core is equipped in battery case inner cavity, cover board body is packaged in the open-mouth of battery case, in cover board body
Be convexly equipped with two leading-out terminals on the lateral surface of battery core, the lug and two leading-out terminals of the battery core in battery case inner cavity
The corresponding conductive liquid injection hole for being connected, the injection electrolyte into battery case inner cavity being additionally provided on cover board body.
Utility model content
The purpose of this utility model is to provide a kind of battery, to solve battery fire extinguishing system of the prior art using not
The problem of reliable;Battery modules, battery case and vehicle using the battery is also provided.
To achieve the above object, the technical solution of the utility model battery is:
Scheme one:A kind of battery, the battery case including battery cover board and with battery case inner cavity, battery case are equipped in inner cavity
Battery core unit, cover board body are equipped with leading-out terminal, and battery cover board further includes the extinguishing chemical cavity on cover board body, put out a fire
Agent cavity has the extinguishing chemical accommodating chamber for storing extinguishing chemical, and the cavity wall of extinguishing chemical cavity includes accommodating for separating extinguishing chemical
The cavity wall part of chamber and battery case inner cavity, opened when the pressure which is equipped in battery case inner cavity reaches setting value with
Connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity.
Battery provided by the utility model includes battery cover board and has the battery case of battery case inner cavity, in battery case inner cavity
Equipped with battery core unit, leading-out terminal is installed on cover board body, is additionally provided with extinguishing chemical cavity on battery cover board, in extinguishing chemical cavity
With the accommodating chamber for storing extinguishing chemical, internal blast resistance construction is equipped in cavity wall.In use, when occurring fire in battery case inner cavity
Feelings, the pressure of battery case inner cavity rise, internal blast resistance construction are opened, the extinguishing chemical in extinguishing chemical accommodating chamber enters in battery case
In chamber, established comprehensively and the network that effectively insulate in battery case inner cavity, delay the release of the energy content of battery, in battery case inner cavity
Fire behavior inhibited and put out a fire.With first being detected or being carried out in the prior art control fire extinguishing phase when fire behavior occurs in battery
Than more efficient, use is more reliable, while can select the fire extinguishing of service life even higher than battery life identical with battery life
Agent, not needing to the later stage is safeguarded.
Scheme two:On the basis of scheme one, the cavity wall of extinguishing chemical cavity further includes to be held for separating the extinguishing chemical
Receive the cavity wall part of chamber and battery case inner cavity, the pressure that the cavity wall part and/or cover board body are equipped in battery case inner cavity reaches
It is opened to during setting value with to the external blast resistance construction of outside batteries pressure release.
Scheme three:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical appearance jointly with cover board body
Receive the cover body of chamber, cover body is set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, on cover board body with institute
It states cover body and surrounds the part of extinguishing chemical accommodating chamber jointly equipped with the internal blast resistance construction.
Scheme four:On the basis of scheme three, cover body includes the end face being arranged in parallel with cover board body, and end face is equipped with institute
The external blast resistance construction stated.
Scheme five:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical jointly with cover board body
The cover body of accommodating chamber, cover body are set on the inside of cover board body, and cover body is equipped with the internal blast resistance construction, on cover board body with
The part that the cover body surrounds extinguishing chemical accommodating chamber jointly is equipped with the external blast resistance construction.
Scheme six:In scheme five on the basis of any one, cover body includes end face be arranged in parallel with cover board body, holds
Face is equipped with the internal blast resistance construction.
Scheme seven:On the basis of scheme two, the extinguishing chemical cavity is along the sealing of cover board body thickness direction through cover board
Ontology is located at the cavity wall part on the inside of cover board body in extinguishing chemical cavity and is equipped with the internal blast resistance construction, positioned at cover board
The cavity wall part of outer body is equipped with the external blast resistance construction.
Scheme eight:In scheme three to scheme six on the basis of any one, cover board body is equipped with notch towards cover body
The groove of side, the cover body insertion groove is interior and seals assembling with groove.
Scheme nine:In scheme two to scheme seven on the basis of any one, the Opening pressure of internal blast resistance construction is less than
The Opening pressure of external blast resistance construction.
Scheme ten:In scheme two to scheme seven on the basis of any one, internal, external blast resistance construction is in correspondence
Setting pressure under the explosion-proof valve opened.
Scheme 11:In scheme one to scheme seven on the basis of any one, extinguishing chemical cavity is equipped with for going out
The extinguishing chemical injection hole of extinguishing chemical is injected in fiery agent accommodating chamber.
The technical solution of the utility model battery modules is:
Scheme one:A kind of battery modules, including at least two batteries, battery includes battery cover board and with battery case inner cavity
Battery case, battery core unit is equipped in battery case inner cavity, cover board body is equipped with leading-out terminal, and battery cover board is further included set on lid
Extinguishing chemical cavity on plate ontology, extinguishing chemical cavity have the extinguishing chemical accommodating chamber for storing extinguishing chemical, the chamber of extinguishing chemical cavity
Wall includes the cavity wall part for separating extinguishing chemical accommodating chamber and battery case inner cavity, which is equipped in battery case
It opens to connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity when the pressure of chamber reaches setting value.
Scheme two:On the basis of scheme one, the cavity wall of extinguishing chemical cavity further includes to be held for separating the extinguishing chemical
Receive the cavity wall part of chamber and battery case inner cavity, the pressure that the cavity wall part and/or cover board body are equipped in battery case inner cavity reaches
It is opened to during setting value with to the external blast resistance construction of outside batteries pressure release.
Scheme three:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical appearance jointly with cover board body
Receive the cover body of chamber, cover body is set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, on cover board body with institute
It states cover body and surrounds the part of extinguishing chemical accommodating chamber jointly equipped with the internal blast resistance construction.
Scheme four:On the basis of scheme three, cover body includes the end face being arranged in parallel with cover board body, and end face is equipped with institute
The external blast resistance construction stated.
Scheme five:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical jointly with cover board body
The cover body of accommodating chamber, cover body are set on the inside of cover board body, and cover body is equipped with the internal blast resistance construction, on cover board body with
The part that the cover body surrounds extinguishing chemical accommodating chamber jointly is equipped with the external blast resistance construction.
Scheme six:In scheme five on the basis of any one, cover body includes end face be arranged in parallel with cover board body, holds
Face is equipped with the internal blast resistance construction.
Scheme seven:On the basis of scheme two, the extinguishing chemical cavity is along the sealing of cover board body thickness direction through cover board
Ontology is located at the cavity wall part on the inside of cover board body in extinguishing chemical cavity and is equipped with the internal blast resistance construction, positioned at cover board
The cavity wall part of outer body is equipped with the external blast resistance construction.
Scheme eight:In scheme three to scheme six on the basis of any one, cover board body is equipped with notch towards cover body
The groove of side, the cover body insertion groove is interior and seals assembling with groove.
Scheme nine:In scheme two to scheme seven on the basis of any one, the Opening pressure of internal blast resistance construction is less than
The Opening pressure of external blast resistance construction.
Scheme ten:In scheme two to scheme seven on the basis of any one, internal, external blast resistance construction is in correspondence
Setting pressure under the explosion-proof valve opened.
Scheme 11:In scheme one to scheme seven on the basis of any one, extinguishing chemical cavity is equipped with for going out
The extinguishing chemical injection hole of extinguishing chemical is injected in fiery agent accommodating chamber.
The technical solution of the utility model battery case is:
Scheme one:A kind of battery case, battery modules and ventilation and heat structure including babinet and in babinet, battery mould
Group includes at least two batteries, and battery includes battery cover board and the battery case with battery case inner cavity, and battery case is equipped in inner cavity
Battery core unit, cover board body are equipped with leading-out terminal, and battery cover board further includes the extinguishing chemical cavity on cover board body, put out a fire
Agent cavity has the extinguishing chemical accommodating chamber for storing extinguishing chemical, and the cavity wall of extinguishing chemical cavity includes accommodating for separating extinguishing chemical
The cavity wall part of chamber and battery case inner cavity, opened when the pressure which is equipped in battery case inner cavity reaches setting value with
Connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity.
Scheme two:On the basis of scheme one, the cavity wall of extinguishing chemical cavity further includes to be held for separating the extinguishing chemical
Receive the cavity wall part of chamber and battery case inner cavity, the pressure that the cavity wall part and/or cover board body are equipped in battery case inner cavity reaches
It is opened to during setting value with to the external blast resistance construction of outside batteries pressure release.
Scheme three:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical appearance jointly with cover board body
Receive the cover body of chamber, cover body is set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, on cover board body with institute
It states cover body and surrounds the part of extinguishing chemical accommodating chamber jointly equipped with the internal blast resistance construction.
Scheme four:On the basis of scheme three, cover body includes the end face being arranged in parallel with cover board body, and end face is equipped with institute
The external blast resistance construction stated.
Scheme five:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical jointly with cover board body
The cover body of accommodating chamber, cover body are set on the inside of cover board body, and cover body is equipped with the internal blast resistance construction, on cover board body with
The part that the cover body surrounds extinguishing chemical accommodating chamber jointly is equipped with the external blast resistance construction.
Scheme six:In scheme five on the basis of any one, cover body includes end face be arranged in parallel with cover board body, holds
Face is equipped with the internal blast resistance construction.
Scheme seven:On the basis of scheme two, the extinguishing chemical cavity is along the sealing of cover board body thickness direction through cover board
Ontology is located at the cavity wall part on the inside of cover board body in extinguishing chemical cavity and is equipped with the internal blast resistance construction, positioned at cover board
The cavity wall part of outer body is equipped with the external blast resistance construction.
Scheme eight:In scheme three to scheme six on the basis of any one, cover board body is equipped with notch towards cover body
The groove of side, the cover body insertion groove is interior and seals assembling with groove.
Scheme nine:In scheme two to scheme seven on the basis of any one, the Opening pressure of internal blast resistance construction is less than
The Opening pressure of external blast resistance construction.
Scheme ten:In scheme two to scheme seven on the basis of any one, internal, external blast resistance construction is in correspondence
Setting pressure under the explosion-proof valve opened.
Scheme 11:In scheme one to scheme seven on the basis of any one, extinguishing chemical cavity is equipped with for going out
The extinguishing chemical injection hole of extinguishing chemical is injected in fiery agent accommodating chamber.
The technical solution of the utility model vehicle is:
Scheme one:A kind of vehicle, the battery case including car body and on car body, battery case include babinet and set on babinets
Interior battery modules and ventilation and heat structure, battery modules include at least two batteries, and battery includes battery cover board and with electricity
The battery case of pond shell inner cavity is equipped with battery core unit in battery case inner cavity, and cover board body is equipped with leading-out terminal, and battery cover board also wraps
The extinguishing chemical cavity on cover board body is included, extinguishing chemical cavity has the extinguishing chemical accommodating chamber for storing extinguishing chemical, extinguishing chemical
The cavity wall of cavity includes the cavity wall part for separating extinguishing chemical accommodating chamber and battery case inner cavity, which is equipped with
It opens to connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity when the pressure of battery case inner cavity reaches setting value.
Scheme two:On the basis of scheme one, the cavity wall of extinguishing chemical cavity further includes to be held for separating the extinguishing chemical
Receive the cavity wall part of chamber and battery case inner cavity, the pressure that the cavity wall part and/or cover board body are equipped in battery case inner cavity reaches
It is opened to during setting value with to the external blast resistance construction of outside batteries pressure release.
Scheme three:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical appearance jointly with cover board body
Receive the cover body of chamber, cover body is set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, on cover board body with institute
It states cover body and surrounds the part of extinguishing chemical accommodating chamber jointly equipped with the internal blast resistance construction.
Scheme four:On the basis of scheme three, cover body includes the end face being arranged in parallel with cover board body, and end face is equipped with institute
The external blast resistance construction stated.
Scheme five:On the basis of scheme two, extinguishing chemical cavity includes surrounding the extinguishing chemical jointly with cover board body
The cover body of accommodating chamber, cover body are set on the inside of cover board body, and cover body is equipped with the internal blast resistance construction, on cover board body with
The part that the cover body surrounds extinguishing chemical accommodating chamber jointly is equipped with the external blast resistance construction.
Scheme six:In scheme five on the basis of any one, cover body includes end face be arranged in parallel with cover board body, holds
Face is equipped with the internal blast resistance construction.
Scheme seven:On the basis of scheme two, the extinguishing chemical cavity is along the sealing of cover board body thickness direction through cover board
Ontology is located at the cavity wall part on the inside of cover board body in extinguishing chemical cavity and is equipped with the internal blast resistance construction, positioned at cover board
The cavity wall part of outer body is equipped with the external blast resistance construction.
Scheme eight:In scheme three to scheme six on the basis of any one, cover board body is equipped with notch towards cover body
The groove of side, the cover body insertion groove is interior and seals assembling with groove.
Scheme nine:In scheme two to scheme seven on the basis of any one, the Opening pressure of internal blast resistance construction is less than
The Opening pressure of external blast resistance construction.
Scheme ten:In scheme two to scheme seven on the basis of any one, internal, external blast resistance construction is in correspondence
Setting pressure under the explosion-proof valve opened.
Scheme 11:In scheme one to scheme seven on the basis of any one, extinguishing chemical cavity is equipped with for going out
The extinguishing chemical injection hole of extinguishing chemical is injected in fiery agent accommodating chamber.
Description of the drawings
Fig. 1 is the stereogram of battery cover board in the utility model battery modules embodiment one;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the bottom view of Fig. 2;
Fig. 5 is the schematic diagram of battery in the utility model battery modules embodiment one;
Fig. 6 is the sectional view at battery cover board in Fig. 5;
Fig. 7 is the schematic diagram of the utility model battery modules embodiment one;
Fig. 8 is the phantom of Fig. 7;
Fig. 9 is the front view of battery cover board in the utility model battery modules embodiment two;
Figure 10 is the vertical view of Fig. 9;
Figure 11 is the bottom view of Fig. 9;
Figure 12 is the schematic diagram of battery in the utility model battery modules embodiment two;
Figure 13 is the phantom of Figure 12;
Figure 14 is the schematic diagram of the utility model battery modules embodiment two;
Figure 15 is the phantom of Figure 14;
Figure 16 is the schematic diagram at extinguishing chemical cavity in the utility model battery modules embodiment five;
Figure 17 is the schematic diagram at extinguishing chemical cavity in the utility model battery modules embodiment six.
Specific embodiment
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment one of the battery modules of the utility model, as shown in Figures 1 to 8, battery modules include multiple electricity
Pond, battery include battery case 8 and are sealed on the battery cover board of 8 open-mouth of battery case.Battery cover board includes cover board body 1, cover board
Seal buckle on battery case 8, has installation position to ontology 1 when in use on cover board body 1, and installation position is equipped with leading-out terminal 2,
The lug that leading-out terminal 2 is used for the battery core unit with being placed in battery case inner cavity is connected, and connection mode is the fixed company such as laser welding
Connect mode, leading-out terminal is the electric current of battery core unit to be drawn.Liquid injection hole 3 is additionally provided on cover board body 1, for battery
The inner cavity injection electrolyte of shell 8.Open up fluted on the lateral surface of cover board body 1, the notch of groove is towards outside, in groove
Interior sealing is equipped with cover body 5, structure of the cover body 5 for the housing shape of aluminum.Cover body 5 is solid by laser welding, fusion or others
Determine connection mode to be arranged in 1 groove of cover board body, certainly, in other examples, cover body 5 can also be with cover board body 1
It is wholely set.In internal explosion-proof valve 4 is located at by cover body 5, cover body 5 defines extinguishing chemical accommodating chamber together with cover board body 1.It is recessed
Internal explosion-proof valve 4 is installed, internal explosion-proof valve 4 can be opened or be ruptured in the pressure of setting, make extinguishing chemical on the slot bottom of slot
Accommodating chamber is connected with battery case inner cavity.Injection hole 7 is offered on cover body, it can be by extinguishing chemical by injection fire extinguishing in injection hole 7
In agent accommodating chamber.In addition, the battery cover board of the utility model is additionally included in is injected into extinguishing chemical receiving by extinguishing chemical by injection hole 7
The plug for blocking injection hole after chamber.In the present embodiment, cover body 5 and common group of cover board body part for forming extinguishing chemical accommodating chamber
Into extinguishing chemical cavity.In the present embodiment, internal explosion-proof valve 4 is set in the cavity wall of extinguishing chemical cavity.
As shown in Figure 1, cover body 5 includes the top end face arranged with cover board body parallel interval and positioned at top end face and lid
Circumferential surface between plate ontology, offers external explosion-proof valve 6 on the end face of cover body, and external explosion-proof valve 6 can be in the pressure of setting
Lower unlatching or rupture, make extinguishing chemical accommodating chamber be connected with outside batteries.Wherein, the knot of external explosion-proof valve 6 and internal explosion-proof valve 4
Structure is identical, is explosion-proof membrane structure.The Opening pressure of external explosion-proof valve 6 is more than the Opening pressure of internal explosion-proof valve 4.
Such as the structure diagram of battery that the battery cover board that Fig. 5 and Fig. 6 is the present embodiment is assembled into battery case, cover board sheet
It is fixed and is connected by way of welding or others between body 1 and battery case 8, insulation system is set between the two.
Such as the schematic diagram of battery modules that Fig. 7 and Fig. 8 is the battery composition in the present embodiment.
The production process of above-mentioned battery is as follows:
Step 1:Assembled battery cover board installs leading-out terminal 2 and relevant insulating element, in cover board on cover board body 1
Internal explosion-proof valve 4 is installed, later in the external stability cover body 5 of internal explosion-proof valve 4, setting installation is external on cover body 5 on ontology
Explosion-proof valve 6 and injection hole 7, in the periphery setting insulating element of cover board body.When by battery cover board by the modes such as welding, fusing
After being assembled with battery case, cover body 5 is located at the outside of battery with the extinguishing chemical accommodating chamber that cover board body 1 surrounds.
Step 2:Battery core unit makes, and carries out batch mixing according to technical data, coating, roll-in, slitting, makes pole piece,
Again battery core unit is made by way of winding or lamination.
Step 3:The battery made in the positive and negative lug for one or more battery core units that step 2 is made and step 1
Cover board leading-out terminal, which corresponds to, to be connected and is electrically connected in a manner of the fusions such as laser welding or ultrasonic bonding.
Step 4:The battery core unit that step 3 makes is put into battery case, battery case is fused using modes such as laser weldings
With battery cover board.Insulating element is set between battery core unit and battery case, between battery case and battery cover board, prevents battery core list
Short circuit between member, battery case and battery cover board, and meet the performance requirement of the insulation pressure resistance of requirements of the national standard.
Step 5:By the battery that step 4 makes under conditions of defined ambient humidity (being less than 1%), according to technique skill
The regulation of art parameter carries out electrolyte injection.
Step 6:Step 5 is had been injected into the battery of electrolyte, is shelved according to technical data requirement, aging
And the processes such as pre- chemical conversion.
Step 7:The battery that step 6 is made carries out whole sealing.
Step 8:The battery sealed eventually that step 7 is made, injects extinguishing chemical according to the requirement of technical data
In extinguishing chemical accommodating chamber.Wherein, the TKD- that Shiji Lianbao Fire Fighting New Technology Co., Ltd., Beijing is produced may be used in extinguishing chemical
8431 extinguishing chemicals or the NovecTM1230 extinguishing chemicals of 3M companies production, the performance requirement of extinguishing chemical need to meet relevant industries and
Requirements of the national standard.In use, do not needed in extinguishing chemical and extinguishing chemical accommodating chamber installation detection device, extinguishing chemical release needed for
The others device such as driving device wanted.Wherein, the physics of above-mentioned extinguishing chemical, chemical parameters are as shown in table 1.
1 extinguishing chemical parameter list of table
Step 9:The injection hole of extinguishing chemical cavity in the battery for having been injected into extinguishing chemical of step 8 is sealed.
Step 10:The battery that step 9 is completed is required according to technical data after being cleaned, toasted and being carried out
Continuous process.
The battery completed according to above-mentioned steps disclosure satisfy that national standard and the relevant single battery battery of professional standard
The requirement of the thermal runaway expanding test of thermal runaway test requirements document and battery system (Battery case).
The battery cover board of the utility model when in use, when there is fire behavior in battery case inner cavity, can lead to battery case inner cavity
Pressure increases, and when pressure reaches unlatching or the fracture pressure of internal explosion-proof valve, internal explosion-proof valve is opened, in extinguishing chemical accommodating chamber
Extinguishing chemical enter battery case inner cavity, in battery case inner cavity establish comprehensively and the network that effectively insulate, to the fire of inside battery
Feelings are inhibited and are put out a fire.When the pressure of battery case inner cavity continues to increase up to unlatching or the fracture pressure of external explosion-proof valve,
External explosion-proof valve is opened, and the pressure of battery case is made to be discharged by external explosion-proof valve, battery case will not rupture or explode.
The battery cover board of the utility model can't destroy the structure of original battery structure and battery modules, will not break
The sealing protection performance of bad battery modules, technique, quality management and control, equipment with existing battery, battery modules and battery system
Parameter forms good matching.
Extinguishing chemical used in the utility model has excellent electrical insulation capability, is conducive to establish in inside battery comprehensive
And the network that effectively insulate, delay the release of the energy content of battery, the function of inhibition, fire extinguishing is played to the fire behavior inside battery case, prevent
Only fire behavior, which is stretched, leads to thermal runaway.And extinguishing chemical used in the utility model has stable chemical property, does not cause electricity
Pond electric loop short circuit, does not react with metal and nonmetallic materials, corrosion-free, and nontoxic, corresponding performance indicator is also full
Sufficient respective country standard requirement.Extinguishing chemical can cover all combustibles of battery catches fire, and extinguishing chemical is can cover solid
Fire, liquid fire, gas fire, metal be fiery, in electrical fire one or more kinds of fire composite fire extinguishing agent.
In addition, extinguishing chemical has normal pressure storage, the characteristic of long-life storage is suitable with the service life of battery, does not need to
Extinguishing chemical is replaced within the battery quality guarantee period in itself.
In the utility model, battery core unit is equipped in battery case inner cavity, battery core unit is lamination or winding-structure.Electricity
Core unit includes the monomer being composed by series system, parallel way, connection in series-parallel mixed connection mode or other modes, monomer
Including one or more monomeric units.Monomer includes rectangular, cylindrical monomer or Soft Roll monomer or other special-shaped monomers.
The schematic diagram of the utility model battery modules embodiment two, as shown in Fig. 9 to Figure 15, it is different from embodiment one it
Place essentially consists in:Cover body 5 is set on the medial surface of cover board body 1, and the part of cover body 5 and cover board body 1 has collectively constituted fire extinguishing
Agent cavity.Internal explosion-proof valve 6 is equipped in the end face of cover body 5, external explosion-proof valve 4 is equipped on cover board body 1, wherein, it is internally anti-
Unlatching/fracture pressure of quick-fried valve 6 is less than unlatching/fracture pressure of external explosion-proof valve 4.Battery cover board is being assembled in battery case 8
After upper, cover body 5 is fully located inside battery, and in the present embodiment, injection hole 7 is opened on cover board body 1.
The making step of battery in the present embodiment and the making step of embodiment one are substantially the same, and are only making battery
During cover board, cover body is arranged on opposite side.
In other embodiments, the constituent of extinguishing chemical can be selected according to actual conditions.
In the above embodiments, internal explosion-proof valve is internal blast resistance construction, and external explosion-proof valve is external blast resistance construction,
Explosion-proof valve includes rupture pressure disc, can be ruptured after rupture pressure disc reaches the pressure of setting, realizes and opens.In other embodiments, internal,
External blast resistance construction can be relief valve or other can realize the other structures opened or ruptured when pressure is excessive.
The specific embodiment three of the utility model battery modules:Mainly exist with the difference of embodiment one and embodiment two
In, the internal blast resistance construction of extinguishing chemical cavity and/or the quantity of external blast resistance construction are at least two, meanwhile, blast resistance construction
Installation position can be redesigned according to actual conditions, and such as blast resistance construction is arranged on circumferential surface.
The specific embodiment four of the utility model battery modules:It essentially consists in, puts out a fire with the difference of above-described embodiment
The shape of agent cavity can be other shapes, such as rectangular.
The specific embodiment five of the utility model battery modules:As shown in figure 16, with the difference master of above-described embodiment
It is, the structure of cover board body itself is utilized in the above embodiments, and mounting cup body forms extinguishing chemical on cover board body
Cavity.In the present embodiment, extinguishing chemical cavity 5 is individual closed cavity, and closed cavity runs through along the thickness direction of cover board body 1
And be fixed on cover board body, make closed cavity that there is the part being located on the inside of cover board body, it may have outside cover board body
The part of side, the part on the inside of cover board body are cavity inner wall, and the part on the outside of cover board body is outside cavity
Wall.Internal blast resistance construction 4 is offered on wall in the cavity, external blast resistance construction 6 is offered on chamber outer wall.
The specific embodiment six of the utility model battery modules:As shown in figure 17, with the difference master of above-described embodiment
It is, the cover body quantity in the present embodiment is two, including outside cover body 9 and inside cover body 10, is opened up on cover board body
Through-hole, two cover bodies are located inside and outside through-hole upper and extinguishing chemical cavity are collectively formed with cover board body 1 respectively.This implementation
In example, the cover body on the inside of cover board body forms cavity inner wall, and the cover body on the outside of cover board body forms chamber outer wall.
Chamber outer wall is equipped with external blast resistance construction 11, and wall is equipped with internal blast resistance construction 12 in the cavity.
The specific embodiment seven of the utility model battery modules:On the basis of above-described embodiment, on cover board body
The additional external blast resistance construction of setting, the Opening pressure of the external blast resistance construction on cover board body are more than opening for internal blast resistance construction
Open pressure.The Opening pressure of external blast resistance construction can with the Opening pressure of blast resistance construction external on extinguishing chemical cavity on cover board body
With identical, can also be different.
The specific embodiment eight of the utility model battery modules on the basis of embodiment seven, is cancelled on extinguishing chemical cavity
External blast resistance construction, only retain battery cover board ontology on external blast resistance construction.
The specific embodiment nine of the utility model battery modules:In the above embodiments, the unlatching pressure of external blast resistance construction
Power is all higher than the Opening pressure of internal blast resistance construction, this be based on the pressure behind extinguishing chemical injection battery case inner cavity continue it is raised
In the case of, in the other cases, behind extinguishing chemical injection battery case inner cavity, the pressure of battery case inner cavity becomes smaller, at this point, externally
The Opening pressure of blast resistance construction can be equal to the Opening pressure of internal blast resistance construction.Likewise, when extinguishing chemical cavity be equipped with pair
During outer blast resistance construction, the Opening pressure of the external blast resistance construction can be less than the Opening pressure of internal blast resistance construction.But battery cover
The Opening pressure of external blast resistance construction on plate ontology cannot be less than the Opening pressure of internal blast resistance construction.The utility model battery
Specific embodiment, the structure of battery is consistent with the battery in above-described embodiment, and content repeats no more.
The specific embodiment of the utility model battery case, battery case include babinet and battery modules in babinet and logical
The structure of wind radiator structure, wherein battery modules is consistent with the structure in above-described embodiment, and details are not described herein for content.
The specific embodiment of the utility model battery, the structure of battery is consistent with the structure in above-described embodiment, content
It repeats no more.
The specific embodiment of the utility model vehicle, vehicle include car body and the battery case on car body, wherein, battery
The structure of case is consistent with the structure of above-described embodiment, and details are not described herein for content.
Claims (44)
1. a kind of battery, the battery case including battery cover board and with battery case inner cavity is equipped with battery core unit in battery case inner cavity,
Battery cover board includes cover board body, and cover board body is equipped with leading-out terminal, it is characterised in that:Battery cover board is further included set on cover board
Extinguishing chemical cavity on ontology, extinguishing chemical cavity have the extinguishing chemical accommodating chamber for storing extinguishing chemical, the cavity wall of extinguishing chemical cavity
Cavity wall part including being used to separate extinguishing chemical accommodating chamber and battery case inner cavity, the cavity wall part are equipped in battery case inner cavity
Pressure open when reaching setting value to connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity.
2. battery according to claim 1, it is characterised in that:The cavity wall of extinguishing chemical cavity further includes described for separating
Extinguishing chemical accommodating chamber and the cavity wall part of battery case inner cavity, the cavity wall part and/or cover board body are equipped in battery case inner cavity
Pressure open when reaching setting value with to the external blast resistance construction of outside batteries pressure release.
3. battery according to claim 2, it is characterised in that:Extinguishing chemical cavity includes surrounding jointly with cover board body described
The cover body of extinguishing chemical accommodating chamber, cover body are set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, cover board sheet
The part for surrounding extinguishing chemical accommodating chamber on body jointly with the cover body is equipped with the internal blast resistance construction.
4. battery according to claim 3, it is characterised in that:Cover body includes the end face being arranged in parallel with cover board body, end
Face is equipped with the external blast resistance construction.
5. battery according to claim 2, it is characterised in that:Extinguishing chemical cavity includes surrounding jointly with cover board body described
Extinguishing chemical accommodating chamber cover body, cover body be set on cover board body inside, cover body be equipped with the internal blast resistance construction, cover board
The part for surrounding extinguishing chemical accommodating chamber on ontology jointly with the cover body is equipped with the external blast resistance construction.
6. battery according to claim 5, it is characterised in that:Cover body includes the end face being arranged in parallel with cover board body, end
Face is equipped with the internal blast resistance construction.
7. battery according to claim 2, it is characterised in that:The extinguishing chemical cavity is sealed along cover board body thickness direction
It is located at the cavity wall part on the inside of cover board body through cover board body, in extinguishing chemical cavity and is equipped with the internal blast resistance construction,
Cavity wall part on the outside of cover board body is equipped with the external blast resistance construction.
8. according to the battery described in claim 3-6 any one, it is characterised in that:Cover board body is equipped with notch towards cover body
The groove of side, the cover body insertion groove is interior and seals assembling with groove.
9. according to the battery described in claim 2-7 any one, it is characterised in that:The Opening pressure of internal blast resistance construction is less than
The Opening pressure of external blast resistance construction.
10. according to the battery described in claim 2-7 any one, it is characterised in that:Internally, external blast resistance construction is right
The explosion-proof valve opened under the setting pressure answered.
11. according to the battery described in claim 1-7 any one, it is characterised in that:Extinguishing chemical cavity is equipped with for going out
The extinguishing chemical injection hole of extinguishing chemical is injected in fiery agent accommodating chamber.
12. a kind of battery modules, including at least two batteries, battery includes battery cover board and the battery with battery case inner cavity
Shell is equipped with battery core unit in battery case inner cavity, and battery cover board includes cover board body, and cover board body is equipped with leading-out terminal, special
Sign is:Battery cover board further includes the extinguishing chemical cavity on cover board body, and extinguishing chemical cavity, which has, stores extinguishing chemical
Extinguishing chemical accommodating chamber, the cavity wall of extinguishing chemical cavity include the cavity wall portion for separating extinguishing chemical accommodating chamber and battery case inner cavity
Point, it opens to connect extinguishing chemical accommodating chamber and battery when the pressure which is equipped in battery case inner cavity reaches setting value
The internal blast resistance construction of shell inner cavity.
13. battery modules according to claim 12, it is characterised in that:The cavity wall of extinguishing chemical cavity further includes to separate
The cavity wall part of the extinguishing chemical accommodating chamber and battery case inner cavity is opened, the cavity wall part and/or cover board body are equipped in battery
It is opened when the pressure of shell inner cavity reaches setting value with to the external blast resistance construction of outside batteries pressure release.
14. battery modules according to claim 13, it is characterised in that:Extinguishing chemical cavity includes enclosing jointly with cover board body
Into the cover body of the extinguishing chemical accommodating chamber, cover body is set on the outside of cover board body, and cover body is equipped with the external blast resistance construction,
The part for surrounding extinguishing chemical accommodating chamber on cover board body jointly with the cover body is equipped with the internal blast resistance construction.
15. battery modules according to claim 14, it is characterised in that:Cover body includes the end being arranged in parallel with cover board body
Face, end face are equipped with the external blast resistance construction.
16. battery modules according to claim 13, it is characterised in that:Extinguishing chemical cavity includes enclosing jointly with cover board body
Into the cover body of the extinguishing chemical accommodating chamber, cover body is set on the inside of cover board body, and cover body is equipped with the internal explosion-proof knot
Structure, the part for surrounding extinguishing chemical accommodating chamber on cover board body jointly with the cover body are equipped with the external blast resistance construction.
17. battery modules according to claim 16, it is characterised in that:Cover body includes the end being arranged in parallel with cover board body
Face, end face are equipped with the internal blast resistance construction.
18. battery modules according to claim 13, it is characterised in that:The extinguishing chemical cavity is along cover board body thickness side
Be located to sealing through cover board body, in extinguishing chemical cavity the cavity wall part on the inside of cover board body be equipped with it is described internal explosion-proof
Structure, the cavity wall part on the outside of cover board body are equipped with the external blast resistance construction.
19. according to the battery modules described in claim 14-17 any one, it is characterised in that:Cover board body is equipped with notch
Towards the groove of cover body side, seal in the cover body insertion groove and with groove and assemble.
20. according to the battery modules described in claim 13-18 any one, it is characterised in that:The unlatching of internal blast resistance construction
Pressure is less than the Opening pressure of external blast resistance construction.
21. according to the battery modules described in claim 13-18 any one, it is characterised in that:Internally, external blast resistance construction is equal
For the explosion-proof valve opened under corresponding setting pressure.
22. according to the battery modules described in claim 12-18 any one, it is characterised in that:Extinguishing chemical cavity, which is equipped with, to be used
In the extinguishing chemical injection hole that extinguishing chemical is injected into extinguishing chemical accommodating chamber.
23. a kind of battery case, battery modules and ventilation and heat structure including babinet and in babinet, battery modules are included extremely
Few two batteries, battery include battery cover board and the battery case with battery case inner cavity, battery core unit are equipped in battery case inner cavity,
Battery cover board includes cover board body, and cover board body is equipped with leading-out terminal, it is characterised in that:Battery cover board is further included set on cover board
Extinguishing chemical cavity on ontology, extinguishing chemical cavity have the extinguishing chemical accommodating chamber for storing extinguishing chemical, the cavity wall of extinguishing chemical cavity
Cavity wall part including being used to separate extinguishing chemical accommodating chamber and battery case inner cavity, the cavity wall part are equipped in battery case inner cavity
Pressure open when reaching setting value to connect the internal blast resistance construction of extinguishing chemical accommodating chamber and battery case inner cavity.
24. battery case according to claim 23, it is characterised in that:The cavity wall of extinguishing chemical cavity further includes to separate
The extinguishing chemical accommodating chamber and the cavity wall part of battery case inner cavity, the cavity wall part and/or cover board body are equipped in battery case
It is opened when the pressure of inner cavity reaches setting value with to the external blast resistance construction of outside batteries pressure release.
25. battery case according to claim 24, it is characterised in that:Extinguishing chemical cavity includes surrounding jointly with cover board body
The cover body of the extinguishing chemical accommodating chamber, cover body are set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, lid
The part for surrounding extinguishing chemical accommodating chamber on plate ontology jointly with the cover body is equipped with the internal blast resistance construction.
26. battery case according to claim 25, it is characterised in that:Cover body includes the end being arranged in parallel with cover board body
Face, end face are equipped with the external blast resistance construction.
27. battery case according to claim 24, it is characterised in that:Extinguishing chemical cavity includes surrounding jointly with cover board body
The cover body of the extinguishing chemical accommodating chamber, cover body are set on the inside of cover board body, and cover body is equipped with the internal blast resistance construction,
The part for surrounding extinguishing chemical accommodating chamber on cover board body jointly with the cover body is equipped with the external blast resistance construction.
28. battery case according to claim 27, it is characterised in that:Cover body includes the end being arranged in parallel with cover board body
Face, end face are equipped with the internal blast resistance construction.
29. battery case according to claim 24, it is characterised in that:The extinguishing chemical cavity is along cover board body thickness direction
The cavity wall part that sealing is located on the inside of cover board body in cover board body, extinguishing chemical cavity is equipped with the internal explosion-proof knot
Structure, the cavity wall part on the outside of cover board body are equipped with the external blast resistance construction.
30. according to the battery case described in claim 25-28 any one, it is characterised in that:Cover board body is equipped with notch court
To the groove of cover body side, seal in the cover body insertion groove and with groove and assemble.
31. according to the battery case described in claim 24-29 any one, it is characterised in that:The unlatching pressure of internal blast resistance construction
Power is less than the Opening pressure of external blast resistance construction.
32. according to the battery case described in claim 24-29 any one, it is characterised in that:Internally, external blast resistance construction is
The explosion-proof valve opened under corresponding setting pressure.
33. according to the battery case described in claim 23-29 any one, it is characterised in that:Extinguishing chemical cavity is equipped with and is used for
The extinguishing chemical injection hole of extinguishing chemical is injected into extinguishing chemical accommodating chamber.
34. a kind of vehicle, the battery case including car body and on car body, battery case include babinet and the battery in babinet
Module and ventilation and heat structure, battery modules include at least two batteries, and battery includes battery cover board and with battery case inner cavity
Battery case, battery core unit is equipped in battery case inner cavity, battery cover board includes cover board body, and cover board body is equipped with output terminal
Son, it is characterised in that:Battery cover board further includes the extinguishing chemical cavity on cover board body, and extinguishing chemical cavity, which has to store, to go out
The extinguishing chemical accommodating chamber of fiery agent, the cavity wall of extinguishing chemical cavity include the chamber for separating extinguishing chemical accommodating chamber and battery case inner cavity
Wall part, the cavity wall part be equipped with when pressure in battery case inner cavity reaches setting value open with connect extinguishing chemical accommodating chamber and
The internal blast resistance construction of battery case inner cavity.
35. vehicle according to claim 34, it is characterised in that:The cavity wall of extinguishing chemical cavity is further included for separating
The cavity wall part of extinguishing chemical accommodating chamber and battery case inner cavity is stated, the cavity wall part and/or cover board body are equipped in battery case
It is opened when the pressure of chamber reaches setting value with to the external blast resistance construction of outside batteries pressure release.
36. vehicle according to claim 35, it is characterised in that:Extinguishing chemical cavity includes surrounding institute jointly with cover board body
The cover body of extinguishing chemical accommodating chamber is stated, cover body is set on the outside of cover board body, and cover body is equipped with the external blast resistance construction, cover board
The part for surrounding extinguishing chemical accommodating chamber on ontology jointly with the cover body is equipped with the internal blast resistance construction.
37. vehicle according to claim 36, it is characterised in that:Cover body includes the end face being arranged in parallel with cover board body,
End face is equipped with the external blast resistance construction.
38. vehicle according to claim 35, it is characterised in that:Extinguishing chemical cavity includes surrounding institute jointly with cover board body
The cover body of extinguishing chemical accommodating chamber stated, cover body are set on the inside of cover board body, and cover body is equipped with the internal blast resistance construction, lid
The part for surrounding extinguishing chemical accommodating chamber on plate ontology jointly with the cover body is equipped with the external blast resistance construction.
39. the vehicle according to claim 38, it is characterised in that:Cover body includes the end face being arranged in parallel with cover board body,
End face is equipped with the internal blast resistance construction.
40. vehicle according to claim 35, it is characterised in that:The extinguishing chemical cavity is close along cover board body thickness direction
The cavity wall part that envelope is located on the inside of cover board body in cover board body, extinguishing chemical cavity is equipped with the internal explosion-proof knot
Structure, the cavity wall part on the outside of cover board body are equipped with the external blast resistance construction.
41. according to the vehicle described in claim 36-39 any one, it is characterised in that:Cover board body is equipped with notch direction
The groove of cover body side, the cover body insertion groove is interior and seals assembling with groove.
42. according to the vehicle described in claim 35-40 any one, it is characterised in that:The Opening pressure of internal blast resistance construction
Less than the Opening pressure of external blast resistance construction.
43. according to the vehicle described in claim 35-40 any one, it is characterised in that:Internally, external blast resistance construction be
The explosion-proof valve opened under corresponding setting pressure.
44. according to the vehicle described in claim 34-40 any one, it is characterised in that:Extinguishing chemical cavity be equipped with for
The extinguishing chemical injection hole of extinguishing chemical is injected in extinguishing chemical accommodating chamber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721270559.1U CN207474504U (en) | 2017-09-29 | 2017-09-29 | A kind of battery and battery modules, battery case and the vehicle using the battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721270559.1U CN207474504U (en) | 2017-09-29 | 2017-09-29 | A kind of battery and battery modules, battery case and the vehicle using the battery |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207474504U true CN207474504U (en) | 2018-06-08 |
Family
ID=62266442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721270559.1U Active CN207474504U (en) | 2017-09-29 | 2017-09-29 | A kind of battery and battery modules, battery case and the vehicle using the battery |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207474504U (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109065984A (en) * | 2018-08-13 | 2018-12-21 | 上海纳晓能源科技有限公司 | The safety charging device of battery |
CN109585715A (en) * | 2017-09-29 | 2019-04-05 | 郑州宇通客车股份有限公司 | Battery and battery modules, battery case and the vehicle for using the battery |
CN110767931A (en) * | 2019-09-27 | 2020-02-07 | 吴海平 | Manufacturing method of explosion-proof storage battery |
CN112018302A (en) * | 2020-10-19 | 2020-12-01 | 江苏时代新能源科技有限公司 | Battery, electric device, method and equipment for preparing battery |
CN112018462A (en) * | 2020-10-19 | 2020-12-01 | 江苏时代新能源科技有限公司 | Battery, electric device, and method and equipment for preparing battery |
US11888177B2 (en) | 2020-10-19 | 2024-01-30 | Jiangsu Contemporary Amperex Technology Limited | Battery, power consumption device, and method and device for producing battery |
US11996580B2 (en) | 2020-10-19 | 2024-05-28 | Jiangsu Contemporary Amperex Technology Limited | Battery, power consumption device, and method and device for producing battery |
-
2017
- 2017-09-29 CN CN201721270559.1U patent/CN207474504U/en active Active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109585715A (en) * | 2017-09-29 | 2019-04-05 | 郑州宇通客车股份有限公司 | Battery and battery modules, battery case and the vehicle for using the battery |
CN109065984A (en) * | 2018-08-13 | 2018-12-21 | 上海纳晓能源科技有限公司 | The safety charging device of battery |
CN110767931A (en) * | 2019-09-27 | 2020-02-07 | 吴海平 | Manufacturing method of explosion-proof storage battery |
CN110767931B (en) * | 2019-09-27 | 2021-04-20 | 吴海平 | Manufacturing method of explosion-proof storage battery |
CN112018302A (en) * | 2020-10-19 | 2020-12-01 | 江苏时代新能源科技有限公司 | Battery, electric device, method and equipment for preparing battery |
CN112018462A (en) * | 2020-10-19 | 2020-12-01 | 江苏时代新能源科技有限公司 | Battery, electric device, and method and equipment for preparing battery |
CN112018462B (en) * | 2020-10-19 | 2021-02-09 | 江苏时代新能源科技有限公司 | Battery, electric device, and method and equipment for preparing battery |
US11888177B2 (en) | 2020-10-19 | 2024-01-30 | Jiangsu Contemporary Amperex Technology Limited | Battery, power consumption device, and method and device for producing battery |
US11996580B2 (en) | 2020-10-19 | 2024-05-28 | Jiangsu Contemporary Amperex Technology Limited | Battery, power consumption device, and method and device for producing battery |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207474504U (en) | A kind of battery and battery modules, battery case and the vehicle using the battery | |
CN109585715A (en) | Battery and battery modules, battery case and the vehicle for using the battery | |
CN207474524U (en) | A kind of vehicle and its battery case, battery modules, fire extinguishing component, fire extinguishment container | |
CN109585726A (en) | Vehicle and its battery case, battery modules, fire extinguishing component, fire extinguishment container | |
CN109698310B (en) | Pipeline communication type power supply system and safety management method thereof | |
CN207690840U (en) | Battery cover board | |
CN107507937B (en) | Thermal-insulated fire prevention explosion-proof group battery | |
CN201436692U (en) | Cylindrical lithium secondary cell cap component and cell using the cap component | |
CN207886552U (en) | A kind of fire extinguishing press strip and use the battery modules of the press strip, battery case, vehicle | |
CN207611811U (en) | Battery output terminal and the battery cover board for using the battery output terminal | |
CN207474569U (en) | A kind of battery, battery modules and battery case, the vehicle using the battery modules | |
CN108598355A (en) | A kind of secondary cell connection sheet and secondary cell | |
CN108417757A (en) | A kind of safety-type lithium battery and preparation method thereof | |
CN212517324U (en) | Lithium ion battery module | |
CN209087921U (en) | Cap assembly and secondary cell | |
CN109585746A (en) | Conductive handle protective plate, safety battery, battery modules, battery case and vehicle | |
CN102544397B (en) | A kind of lithium rechargeable battery | |
CN109585769A (en) | A kind of battery output terminal and the battery cover board using the battery output terminal | |
CN210349923U (en) | Battery and electric vehicle | |
CN108241127A (en) | A kind of safety detecting method of lithium battery | |
CN207320260U (en) | A kind of LiFePO4 battery core | |
CN112687092A (en) | Lithium cell energy storage system's fire control early warning system | |
CN207530016U (en) | A kind of conduction handle protective plate, safety battery, battery modules, battery case and vehicle | |
CN216213826U (en) | Split type explosion-proof lithium cell group | |
CN109585716A (en) | A kind of battery cover board |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |