CN109065984A - The safety charging device of battery - Google Patents
The safety charging device of battery Download PDFInfo
- Publication number
- CN109065984A CN109065984A CN201810915824.XA CN201810915824A CN109065984A CN 109065984 A CN109065984 A CN 109065984A CN 201810915824 A CN201810915824 A CN 201810915824A CN 109065984 A CN109065984 A CN 109065984A
- Authority
- CN
- China
- Prior art keywords
- charging device
- fire extinguishing
- cavity
- battery
- safety charging
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
This application discloses a kind of safety charging devices of battery, comprising: to accommodate the cavity of rechargeable battery；Fire extinguishing bag is set to the intracorporal top of chamber, and extinguishing chemical is contained in the fire extinguishing bag, and the melting point of the fire extinguishing bag is no more than 300 DEG C.Apparatus of the present invention charge in charging or placement process intracavitary portion battery there is catching fire or emerge high-temperature gas when, then fire extinguishing bag will rupture, and the medium inside fire extinguishing bag will be poured on battery moment, play the effect for putting initial stage fire out by water.
Description
Technical field
This application involves charging technique fields, more particularly to a kind of safety charging device of battery.
Background technique
In the prior art, there is catching fire or high-temperature gas of emerging in battery during the charging process, if not
It knocks out in time, is then easy to happen the risk of extensive fire and explosion.
The battery modules that Chinese patent application 201721320598 discloses a kind of liquid feeding type fire-fighting are stored in a warehouse and battery charge and discharge box
System system, is provided with compound transducer and applicator in cabinet, controls fire-fighting spray by the detection information of sensor
Head work, there are the problem of include at least: sensor fails in case of fire, and probability is very big, and there is also wind for control switch
Danger.
Summary of the invention
The purpose of the present invention is to provide a kind of safety charging devices of battery, to overcome deficiency in the prior art.
To achieve the above object, the invention provides the following technical scheme:
The embodiment of the present application discloses a kind of safety charging device of battery, comprising:
To accommodate the cavity of rechargeable battery；
Fire extinguishing bag is set to the intracorporal top of chamber, extinguishing chemical is contained in the fire extinguishing bag, the melting point of the fire extinguishing bag is not
More than 300 DEG C.
Preferably, in the safety charging device of above-mentioned battery, the fire extinguishing bag is supplied by pipeline connection in extinguishing chemical
Device is answered, the extinguishing chemical feeding mechanism is set to the outside of cavity.
Preferably, in the safety charging device of above-mentioned battery, the extinguishing chemical is selected from water, foam, dry powder, titanium dioxide
Carbon, alkyl halide, hexafluoropropane or heptafluoro-propane.
Preferably, in the safety charging device of above-mentioned battery, the material of the fire extinguishing bag is plastics.
Preferably, in the safety charging device of above-mentioned battery, the volume of the fire extinguishing bag is greater than the 1/ of cavity volume
10。
Preferably, in the safety charging device of above-mentioned battery, the bottom of the cavity is surrounded by media slot, the medium
Slot corresponds to the underface of fire extinguishing bag.
Preferably, in the safety charging device of above-mentioned battery, the side of the cavity, which is provided with, be can be opened and closed
Door.
Preferably, in the safety charging device of above-mentioned battery, the cavity is additionally provided with pressure release window, institute on one side
It states and is capped with wire mesh and pressure port on pressure release window, the pressure port is set to the outside of wire mesh.
Preferably, in the safety charging device of above-mentioned battery, between the top of the pressure port and the shell of cavity
Hingedly.
Preferably, in the safety charging device of above-mentioned battery, the shell of the cavity uses metal material, and wall thickness is not
Less than 1mm.
Compared with the prior art, the advantages of the present invention are as follows: apparatus of the present invention charge intracavitary in charging or placement process
The battery in portion there is catching fire or emerge high-temperature gas when, then fire extinguishing bag will rupture, and the medium inside fire extinguishing bag is by moment
It is poured on battery, plays the effect for putting initial stage fire out by water.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 show the schematic illustration of safety charging device in the specific embodiment of the invention.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in connection with fig. 1, the embodiment of the application provides a kind of safety charging device 100 of battery, including to hold
Receive the cavity 101 and fire extinguishing bag 102 of rechargeable battery 200.
Fire extinguishing bag 102 is set to the top in cavity 101, and extinguishing chemical is contained in the fire extinguishing bag 102, fire extinguishing bag 102
Melting point is no more than 300 DEG C.
Further, fire extinguishing bag 102 is connected to extinguishing chemical feeding mechanism, the setting of extinguishing chemical feeding mechanism by pipeline 103
In the outside of cavity 101.
In a preferred embodiment, pipeline is preferably metal tubes.
In one embodiment, the top of cavity 101 is offered for the perforative through-hole of pipeline 103, and the diameter of through-hole is less than
1cm。
In a preferred embodiment, extinguishing chemical is selected from water, foam, dry powder, carbon dioxide, alkyl halide, hexafluoropropane or seven
Fluoro-propane.
In the technical solution, the medium in fire extinguishing bag 102 is preferably water, water pipe 103 is connected on fire extinguishing bag 102, water pipe can
To be connected on bigger water body or on running water pipe, bigger water body or tap water can be provided automatically after water bag breaks
Water source endlessly flows out from water pipe.
In this case, when high-temperature gas of emerging occurs catching fire or in the battery in intracavitary portion of charging in charging or placement process
When, then fire extinguishing bag 102 will rupture, and the water inside fire extinguishing bag 102 will be poured on battery moment, play the work for putting initial stage fire out by water
With.
In addition, fire extinguishing bag has certain fusing point, when occurring on fire, fire extinguishing bag discharges firing-fighting medium by melting, this
It is a physical process, there's almost no failure probability, and cost is extremely cheap.The prior art is avoided to be easy using sensor
The risk of failure.
In a preferred embodiment, the material of fire extinguishing bag 102 is plastics.
In the technical solution, fire extinguishing bag 102 can hang the top for being fixed on cavity 101 by grid, fire extinguishing bag 102
Material is generally plastics, and the softening point of plastics is no more than 150 degree, plastic melt point is no more than 300 degree at 100 degree or so.
In one embodiment, fire extinguishing bag 102 can also be supported in the bottom of cavity 101 by bracket.
In a preferred embodiment, the volume of fire extinguishing bag 102 is greater than the 1/10 of 101 volume of cavity.
Further, the bottom of cavity 101 is surrounded by media slot 104, which is corresponding to fire extinguishing bag 102 just
Lower section.
In the technical solution, media slot avoids medium from overflowing for a seal groove to store unrestrained medium, such as water
Outside cavity 101.
In a preferred embodiment, the height of media slot is greater than the 1/3 of 101 height of cavity.
Further, the height of media slot is greater than the height of battery to be charged, and the media slot of cavity bottom is covered
Lid battery.
Further, the side of cavity 101 is provided with the door 105 that can be opened and closed.
In the technical solution, by the opening of door, it can be convenient rechargeable battery 200 and be placed and taken out.In an embodiment
In, locking mechanism is provided between door and the outer wall of cavity 101.
Further, cavity 101 is additionally provided with pressure release window on one side, is capped with 106 He of wire mesh on pressure release window
Pressure port 107, pressure port 107 are set to the outside of wire mesh 106.
In one embodiment, hinged between the top of pressure port 107 and the shell of cavity 101.
In other embodiments, pressure port can also be by hingedly, passing through between its lateral edge and the shell of cavity 101
Pressure port can be convenient the pressure release when there is gas explosion in inside.
In a preferred embodiment, pressure release window is set to the side of cavity 101, in other embodiments, pressure release window
Also it can be set in the top of cavity 101.
In preferred implement, the grid gap of wire mesh is less than 5cm, and wire mesh is welded on charging chamber.Metal
It is another component of pressure relief device on the outside of silk screen, is the door-plate being fixed on by linkage on charging chamber, this door-plate
Only side fixed hinge is fixed on charging chamber, and entire door-plate can be opened very easily along hinge greater than an angle of 90 degrees,
It is then blocked completely by wire mesh the inside of charging chamber after door-plate opening.
In the technical solution, for pressure port for there is good effect after battery catches fire, pressure port is preferably certain using having
The metallic door of weight covers in pressure release window by gravity naturally, explosion time on fire is occurring, impact force opens pressure release
Door carries out pressure release, and after pressure release, pressure port continues pressure release closed windows under the effect of gravity, by cavity and outside air every
Absolutely, the effect of quick extinguishing can be further realized.
Under no pressure relief mechanism, internal cavities are a nearly closed spaces, and being possible under battery detonation will be entire
What cavity was blown completely, safety can be excessively poor, and has pressure relief mechanism, when internal pressure is too big can timely pressure release, this
Sample is just unlikely to cause bigger security risk, can be good at controlling destructive power.
Another, the setting of wire mesh can prevent battery component when detonation from flying out, cause otherwise fire or
Person hurts other articles, and wire mesh does not influence pressure release again completely, further improves safety coefficient.
In one embodiment, the shell of cavity 101 uses metal material, and wall thickness is not less than 1mm.
In a preferred embodiment, the shell of cavity 101 can be using metal materials such as stainless steel, aluminium.
In this case, rechargeable battery 200 can be lead storage battery, or lithium battery packet.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of safety charging device of battery characterized by comprising
To accommodate the cavity of rechargeable battery；
Fire extinguishing bag is set to the intracorporal top of chamber, extinguishing chemical is contained in the fire extinguishing bag, and the melting point of the fire extinguishing bag is no more than
300℃。
2. the safety charging device of battery according to claim 1, which is characterized in that the fire extinguishing bag passes through pipeline connection
In extinguishing chemical feeding mechanism, the extinguishing chemical feeding mechanism is set to the outside of cavity.
3. the safety charging device of battery according to claim 1, which is characterized in that the extinguishing chemical be selected from water, foam,
Dry powder, carbon dioxide, alkyl halide, hexafluoropropane or heptafluoro-propane.
4. the safety charging device of battery according to claim 1, which is characterized in that the material of the fire extinguishing bag is modeling
Material.
5. the safety charging device of battery according to claim 1, which is characterized in that the volume of the fire extinguishing bag is greater than chamber
The 1/10 of body volume.
6. the safety charging device of battery according to claim 1, which is characterized in that the bottom of the cavity is surrounded by Jie
Matter slot, the media slot correspond to the underface of fire extinguishing bag.
7. the safety charging device of battery according to claim 1, which is characterized in that the cavity is additionally provided on one side
Pressure release window is capped with wire mesh and pressure port on the pressure release window, and the pressure port is set to the outside of wire mesh.
8. the safety charging device of battery according to claim 7, which is characterized in that the top of the pressure port and cavity
Shell between it is hinged.
9. the safety charging device of battery according to claim 1, which is characterized in that the shell of the cavity uses metal
Material, wall thickness are not less than 1mm.
10. the safety charging device of battery according to claim 1, which is characterized in that the side of the cavity is provided with
The door that can be opened and closed, the pick-and-place for battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810915824.XA CN109065984A (en) | 2018-08-13 | 2018-08-13 | The safety charging device of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810915824.XA CN109065984A (en) | 2018-08-13 | 2018-08-13 | The safety charging device of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109065984A true CN109065984A (en) | 2018-12-21 |
Family
ID=64683772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810915824.XA Pending CN109065984A (en) | 2018-08-13 | 2018-08-13 | The safety charging device of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109065984A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304422A (en) * | 2021-06-03 | 2021-08-27 | 中消盾科技有限公司 | Lithium battery fire extinguishing device |
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| JP2011254906A (en) * | 2010-06-07 | 2011-12-22 | Nohmi Bosai Ltd | Fire extinguishing apparatus |
| CN202662693U (en) * | 2012-06-26 | 2013-01-09 | 微宏动力系统（湖州）有限公司 | Explosion-proof battery pack |
| CN106058337A (en) * | 2016-07-26 | 2016-10-26 | 江苏索尔新能源科技股份有限公司 | Self-extinguishing battery |
| CN107320871A (en) * | 2017-07-11 | 2017-11-07 | 公安部天津消防研究所 | A kind of lithium ion battery case special gas extinguishing device and fire extinguishing implementation method |
| CN107437639A (en) * | 2017-06-14 | 2017-12-05 | 北京理工大学 | Lithium-ion-power cell thermal runaway security method and device |
| CN107537111A (en) * | 2017-10-09 | 2018-01-05 | 深圳市鸿嘉利消防科技有限公司 | Battery case automatic extinguishing device |
| CN207474504U (en) * | 2017-09-29 | 2018-06-08 | 郑州宇通客车股份有限公司 | A kind of battery and battery modules, battery case and the vehicle using the battery |
| CN208970693U (en) * | 2018-08-13 | 2019-06-11 | 上海纳晓能源科技有限公司 | The safety charging device of battery |
-
2018
- 2018-08-13 CN CN201810915824.XA patent/CN109065984A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011254906A (en) * | 2010-06-07 | 2011-12-22 | Nohmi Bosai Ltd | Fire extinguishing apparatus |
| CN202662693U (en) * | 2012-06-26 | 2013-01-09 | 微宏动力系统（湖州）有限公司 | Explosion-proof battery pack |
| CN106058337A (en) * | 2016-07-26 | 2016-10-26 | 江苏索尔新能源科技股份有限公司 | Self-extinguishing battery |
| CN107437639A (en) * | 2017-06-14 | 2017-12-05 | 北京理工大学 | Lithium-ion-power cell thermal runaway security method and device |
| CN107320871A (en) * | 2017-07-11 | 2017-11-07 | 公安部天津消防研究所 | A kind of lithium ion battery case special gas extinguishing device and fire extinguishing implementation method |
| CN207474504U (en) * | 2017-09-29 | 2018-06-08 | 郑州宇通客车股份有限公司 | A kind of battery and battery modules, battery case and the vehicle using the battery |
| CN107537111A (en) * | 2017-10-09 | 2018-01-05 | 深圳市鸿嘉利消防科技有限公司 | Battery case automatic extinguishing device |
| CN208970693U (en) * | 2018-08-13 | 2019-06-11 | 上海纳晓能源科技有限公司 | The safety charging device of battery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304422A (en) * | 2021-06-03 | 2021-08-27 | 中消盾科技有限公司 | Lithium battery fire extinguishing device |
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