CN205944200U - Battery with blast resistant construction - Google Patents
Battery with blast resistant construction Download PDFInfo
- Publication number
- CN205944200U CN205944200U CN201620884231.8U CN201620884231U CN205944200U CN 205944200 U CN205944200 U CN 205944200U CN 201620884231 U CN201620884231 U CN 201620884231U CN 205944200 U CN205944200 U CN 205944200U
- Authority
- CN
- China
- Prior art keywords
- lid
- battery
- keeper
- housing
- blast resistance
- 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.)
- Expired - Fee Related
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
- Gas Exhaust Devices For Batteries (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model provides a battery with blast resistant construction, includes, a casing, holding have a battery module, a lid, this casing is located to the lid, a plurality of setting elements, be used for connecting this lid and this casing, this setting element can this lid of interlock displacement movement, and make this lid and this casing be formed with a primary importance and a second place within a definite time, the state of this casing is located to this primary importance for this lid, and this second place is when producing gaseous detonation for this battery module, the rigidity of this lid and this casing is less than the strength of the gaseous eruption when exploding, and make the displacement that makes progress of relative this casing of this lid and this setting element, and form an at least flow hole, this flow hole supplies high -temperature gas overflow outwards. Therefore, the utility model discloses have simple structure, save material and preferred security and blast proof efficiency.
Description
Technical field
This utility model is relevant with a kind of battery, particularly relates to a kind of battery with blast resistance construction.
Background technology
Generally, in recent years, using the composite oxides containing lithium as positive electrode, by can inhale lithium containing/release lithium ion-
Aluminium alloy, material with carbon element etc. are as the battery with nonaqueous electrolyte (as secondary lithium battery) of negative material.Also, with typically common
For the electrokinetic cell of discharge and recharge, it is mainly provided with multiple lithium batteries in an encapsulating shell, and further with an electrical connection
Module, in order to connect positive pole and the negative pole of this each lithium battery, then recycles two out splice going splices, connects electrical connection module, and
It is provided with exporting the electric power of this lithium battery.
But, when above-mentioned electrokinetic cell is placed in hot environment or is processed by mistake, its internal pressure also can rise extremely
Height, thus cause battery explosion；More in detail and it, when with the electric current higher than rated current to battery over charge, or, will by mistake
When the positive terminal of electrokinetic cell and negative pole terminal shortcircuit, this lithium battery also can produce a very big electric current, and electrolyte can decompose,
Gas is produced in encapsulating shell.If be filled with gas and cannot discharge in encapsulating shell, then the internal pressure of electrokinetic cell
Abnormal can raise, or even explode.
Also, for above-mentioned explosion issues, the processing mode of dealer is top cover setting one explosion-proof valve in encapsulating shell now,
This explosion-proof valve is and wears an explosionproof hole in top cover, and this explosionproof hole also can arrange last layer rupture pressure disc or explosion-proof metal foil
Piece, uses closing explosionproof hole.Therefore, when gas rapid expanding, gas also can break through the obstruct of rupture pressure disc, to reach pressure release
Purpose.
But, the explosion-proof valve of above-mentioned electrokinetic cell is arranged on the central authorities of top cover mostly, makes explosion-proof valve be located at higher position, and energy
Battery fluid seepage when avoiding battery horizontal；However, due to being a confined space in this encapsulating shell, and make this explosion-proof valve stress no
Homogeneity, and top cover is not provided with any buffering explosion precaution, in also having potential danger using upper.For example：Gas
When expanding outburst, explosion-proof valve has little time the gas pressure of inside of releasing, thus causing gas pressure to break through the top cover of this encapsulating shell
Or the internal perisporium of inside, and make this top cover or internal perisporium fragmentation and eruption.In addition, having another problem in above-mentioned explosion-proof valve, its
Problem is that explosion-proof foil and rupture pressure disc are prepared very thin, and this just produces a problem, even common touching
Hit, foil or rupture pressure disc are also easily broken off or rupture, thus there is the problem that explosion-proof valve damages.
Therefore, inventor after observing above-mentioned disappearance it is believed that the blast resistance construction of existing electrokinetic cell still has into one
Necessity of step improvement, and then have generation of the present utility model.
Utility model content
The purpose of this utility model is to provide a kind of battery with blast resistance construction, its can solve above-mentioned existing battery because
Explosion-proof valve is produced the shortcoming of potential explosion danger, and this utility model has a simple structure, and can material-saving use
Cost, meanwhile, with more preferable safety and explosion-proof effect.
For reaching above-mentioned purpose, the battery with blast resistance construction provided by the utility model, include：One housing, recessed
There is a storage tank, this storage tank is formed with an opening, and this storage tank has installed at least one battery module, the inner circumferential of this storage tank
Wall interval is convexly equipped with multiple projections, and this projection is adjacent to this opening, and the top side of this projection is equipped with a connecting hole；One lid,
Its top side is equipped with multiple perforation, and this perforation is to should connecting hole；And multiple keeper, its be correspondingly arranged in this connecting hole and
This perforation, and connect this lid and this housing, and this keeper can interlock this lid displacement and move, so that this lid and this shell
Be formed with a primary importance and a second position between body, this primary importance be this cover cap located at this housing, and it is airtight to constitute one
Space, and this second position is when this battery module produces gas burst, the rigidity of this lid and this housing is less than explosion time
Gas eruption strength so that this lid and this keeper shift up relative to this housing, and this keeper part knot
Structure produces and collapses damage, when the second position, forms at least one communication port between this lid and this housing, this communication port supplies high-temperature gas
Overflow outwardly.
It is preferred that one end of this keeper is Plug Division, and the other end is fixed part, and this Plug Division plugs and is in tight fit
In this connecting hole, and this fixed part is fixed on this perforation.
It is preferred that when the second position, this Plug Division is produced, by explosive thrust, the damage that crumbles, so that this lid stress interlocks
This keeper shifts up relative to this housing, and forms multiple communication port between this lid and this housing and this keeper.
It is preferred that this keeper is to be made up of plastic material.
It is preferred that this keeper be between bar shape, and this fixed part and this Plug Division outer circumferential side interval be equipped with many
Individual spacing raised line.
It is preferred that this keeper is into bar shape, and the outer circumferential side of this Plug Division is provided with external screw thread, and this connection in the hole sets
It is equipped with female thread.
It is preferred that this lid is arranged with a groove, the internal perisporium of this groove, should to being provided with multiple limited blocks by projection
Limited block is equipped with least one spacing hole respectively, and this spacing hole is mutually corresponding with this connecting hole, and this keeper is arranged in this and wears
Hole, this spacing hole and this connecting hole.
It is preferred that this projection is evenly distributed in the internal perisporium of this storage tank.
It is preferred that this battery module is to be made up of at least one battery.
The battery with blast resistance construction provided by the utility model, it mainly uses the rigidity of this lid and this housing
Less than the strength of the gas eruption of explosion time, and this keeper is to be made up of plastic material, and meanwhile, this keeper can interlock should
Lid displacement is moved so that this lid and this housing are when the second position, this lid and this keeper can relatively this housing to
Top offset, and make and form at least one communication port between this lid and this housing, for high-temperature gas overflow outwardly.Thereby, this reality
With new and be not required to install explosion-proof valve, and the shortcoming of above-mentioned existing battery potential explosion danger because explosion-proof valve is produced can be solved,
And this utility model has a simple structure, and can material-saving use cost, meanwhile, with more preferable safety with explosion-proof
Effect.
Brief description
Fig. 1 is the stereoscopic figure of first embodiment of the present utility model；
Fig. 2 is the exploded perspective view of first embodiment of the present utility model；
Fig. 3 is the use state figure of first embodiment of the present utility model, to show this utility model in the second position
Aspect；And
Fig. 4 is the exploded perspective view of second embodiment of the present utility model.
Wherein, description of reference numerals is as follows：
10 housings
11 storage tanks
12 openings
13 battery modules
14 projections
141 connecting holes
142 female threads
20 lids
21 perforation
22 limited blocks
221 spacing holes
23 grooves
30 keepers
31 Plug Divisions
32 fixed parts
33 spacing raised lines
34 external screw threads
40 communication port
Specific embodiment
Refer to shown in Fig. 1 and Fig. 2, the stereoscopic figure of first embodiment respectively of the present utility model and exploded perspective
Figure, its exposure has a kind of battery with blast resistance construction, and the battery bag that this has blast resistance construction contains：
One housing 10, it is arranged with a storage tank 11, and this storage tank 11 is formed with an opening 12, and this storage tank 11 installs
There is at least one battery module 13, also, the internal perisporium interval of this storage tank 11 is convexly equipped with multiple projections 14, and this projection 14 average mark
It is distributed in the internal perisporium of this storage tank 11, meanwhile, this projection 14 is adjacent to this opening 12, and the top side of this projection 14 is equipped with one even
Connect hole 141.In the present embodiment, this battery module 13 is to be made up of one or more battery.
One lid 20, it is covered on this housing 10, and closes this opening 12, and the top side of this lid 20 is equipped with multiple wearing
Hole 21, and this perforation 21 is to should connecting hole 141.In the present embodiment, this lid 20 is arranged with a groove 23, this groove 23
To being provided with multiple limited blocks 22 by projection 14, this limited block 22 is equipped with least one spacing hole 221, this limit to internal perisporium respectively
Position hole 221 is mutually corresponding with this connecting hole 141.
Multiple keepers 30, it is to be made up of plastic material, and this keeper 30 is into bar shape, the one of this keeper 30
Hold as Plug Division 31, and the other end is fixed part 32, this Plug Division 31 plugs and is in tightly fit in this connecting hole 141, and is somebody's turn to do
Fixed part 32 is fixed on this perforation 21, and the outer circumferential side spacer ring in the present embodiment, between this fixed part 32 and this Plug Division 31
It is provided with multiple spacing raised lines 33, and this keeper 30 is corresponding and is arranged in this perforation 21, this spacing hole 221 and this connecting hole 141,
And this spacing raised line 33 connects this perforation 21, this spacing hole 221 and this connecting hole 141 in order to firm, so that this keeper 30 is even
Connect this lid 20 and this housing 10.
Also, in the present embodiment, this keeper 30 can interlock this lid 20 displacement and move, so that this lid 20 and this shell
It is formed with a primary importance and a second position, this primary importance is covered on this housing 10 for this lid 20, and constitutes between body 10
One confined space, and this second position is when this battery module 13 produces gas burst, due to this lid 20 and this housing 10
Rigidity be less than explosion time gas eruption strength, and the engaging force of this lid 20 and this keeper 30 be less than blast gas
Thrust, so that the Plug Division 31 of this keeper 30 is produced, by explosive thrust, the damage that crumbles, is somebody's turn to do so that this lid 20 stress interlocks
Keeper 30 this housing 10 relatively shifts up, and forms multiple streams between this lid 20 and this housing 10 and this keeper 30
Port 40, this communication port 40 supplies high-temperature gas overflow outwardly.
It is for further appreciating that structural features of the present utility model, application technology means and desired effect reached, hereby
Occupation mode of the present utility model is described it is believed that when can therefrom this utility model be had deeper into and specific
Solution, as described below：
Please continue to refer to Fig. 1 and Fig. 2, and coordinate shown in Fig. 3, the outward appearance of first embodiment respectively of the present utility model is stood
Body figure, exploded perspective view and display battery are in the use state figure of the second position.When normal state, as shown in figure 1, this lid
Between 20 and this housing 10, when a primary importance, this lid 20 is covered on this housing 10, and constitutes a confined space；In addition, in
During two positions, as shown in figure 3, the rigidity that this utility model mainly uses this lid 20 and this housing 10 is less than the gas of explosion time
The characteristic of the strength of body eruption, and this keeper 30 is to be made up of plastic material, therefore, when battery produces high temperature explosion time,
The engaging force of this lid 20 and this keeper 30 is less than the thrust gas of blast, so that the Plug Division 31 of this keeper 30 is by quick-fried
Fried thrust produces the damage that crumbles；Importantly, the gas of explosion time extends out this lid 20 of the average pushing and withstanding of thrust, so that this lid
20 and this keeper 30 can relatively this housing 10 shift up, and make and form multiple communication port between this lid 20 and this housing 10
40, for high-temperature gas overflow outwardly, to reach the purpose of pressure release.
Thereby, this utility model be not required to such as existing electrokinetic cell or rechargeable battery installing explosion-proof valve, and this practicality is newly
Type more can efficiently solve the shortcoming of above-mentioned existing battery potential explosion danger because explosion-proof valve is produced, and this utility model has
Simple structure, and can material-saving use cost, meanwhile, with more preferable safety and explosion-proof effect.
Referring again to the exploded perspective view shown in Fig. 4, being second embodiment of the present utility model.The present embodiment and first is in fact
Apply example to compare, its difference is, this keeper 30 is into bar shape, and the outer circumferential side of this Plug Division 31 is provided with external screw thread
34, and it is provided with female thread 142 in this connecting hole 141.And this keeper 30 spiral shell is located at this connector, use this lid 20 of connection
And this housing 10；Also, this keeper 30 of the present embodiment is equally to be made up of plastic material；More in detail and it, the present embodiment with
Sample can reach and produce the shortcoming of potential explosion danger as solved above-mentioned existing battery in first embodiment because of explosion-proof valve, and tool
There is preferably safety and explosion-proof.
It is noted that in above-described embodiment, when battery module 13 produces gas burst, in the state of the second position
Under, make the position difference of this lid 20 when the gas that explosion time occurs extends out thrust, gas extends out thrust and makes this lid 20 extremely
A few part can this housing 10 relatively shift up, thus forming at least one communication port 40；More in detail and it, this communication port 40 is same
Offer high-temperature gas overflow outwardly can be provided, and the effect of pressure release.
Hereby, then by feature of the present utility model and its attainable expected effect it is presented below：
The battery with blast resistance construction of the present utility model, it mainly uses this lid 20 and the rigidity of this housing 10 is little
In the strength of the gas eruption of explosion time, and this keeper 30 is to be made up of plastic material, and the part of this keeper 30
Structure can produce and collapse damage；Therefore, when battery module 13 produces gas burst, this lid 20 and this keeper 30 can this shells relative
Body 10 shifts up, and makes and form at least one communication port 40 between this lid 20 and this housing 10, so that high-temperature gas is towards excessive
Stream.Thereby, this utility model can solve the shortcoming of above-mentioned existing battery potential explosion danger because explosion-proof valve is produced, and have more simultaneously
Have simple structure, and the use cost of material-saving, and have functions that preferable safety with explosion-proof.
But, the foregoing is only preferable possible embodiments of the present utility model, therefore such as apply this utility model
Specification and claims do equivalent structure change, ought to be included in the scope of the claims of the present utility model.
Claims (9)
1. a kind of battery with blast resistance construction is it is characterised in that include：
One housing, it is arranged with a storage tank, and this storage tank is formed with an opening, and this storage tank has installed at least one battery mould
Block, the internal perisporium interval of this storage tank is convexly equipped with multiple projections, and this projection is adjacent to this opening, and the top side of this projection is equipped with
One connecting hole；
One lid, its top side is equipped with multiple perforation, and this perforation is to should connecting hole；And
Multiple keepers, it is correspondingly arranged in this connecting hole and this perforation, and connects this lid and this housing, and this keeper energy
Interlock this lid displacement to move, so that being formed with a primary importance and a second position between this lid and this housing, this first
Position be this cover cap located at this housing, and constitute a confined space, and this second position be when this battery module produces gas
Explosion time, the rigidity of this lid and this housing is less than the strength of the gas eruption of explosion time, so that this lid and this keeper
Relatively this housing shifts up, and the part-structure of this keeper produces and collapses damage, when the second position, this lid and this housing it
Between form at least one communication port, this communication port supply high-temperature gas overflow outwardly.
2. there is the battery of blast resistance construction as claimed in claim 1 it is characterised in that one end of this keeper is Plug Division,
And the other end is fixed part, this Plug Division plugs and is in tightly fit in this connecting hole, and this fixed part is fixed on this perforation.
3. there is the battery of blast resistance construction as claimed in claim 2 it is characterised in that when the second position, this Plug Division is subject to
Explosive thrust produces the damage that crumbles, and shifts up relative to this housing so that this lid stress interlocks this keeper, and this lid
And between this housing and this keeper, form multiple communication port.
4. there is the battery of blast resistance construction as claimed in claim 2 it is characterised in that this keeper is by plastic material institute structure
Become.
5. there is the battery of blast resistance construction as claimed in claim 4 it is characterised in that this keeper is into bar shape, and should
Outer circumferential side interval between fixed part and this Plug Division is equipped with multiple spacing raised lines.
6. there is the battery of blast resistance construction as claimed in claim 4 it is characterised in that this keeper is into bar shape, and should
The outer circumferential side of Plug Division is provided with external screw thread, and this connection in the hole is provided with female thread.
7. there is the battery of blast resistance construction as claimed in claim 1 it is characterised in that this lid is arranged with a groove, this is recessed
To being provided with multiple limited blocks by projection, this limited block is equipped with least one spacing hole, this spacing hole to the internal perisporium of groove respectively
Mutually corresponding with this connecting hole, and this keeper is arranged in this perforation, this spacing hole and this connecting hole.
8. there is the battery of blast resistance construction as claimed in claim 1 it is characterised in that this projection is evenly distributed in this storage tank
Internal perisporium.
9. there is the battery of blast resistance construction as claimed in claim 1 it is characterised in that this battery module is by least one battery
Constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620884231.8U CN205944200U (en) | 2016-08-16 | 2016-08-16 | Battery with blast resistant construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620884231.8U CN205944200U (en) | 2016-08-16 | 2016-08-16 | Battery with blast resistant construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944200U true CN205944200U (en) | 2017-02-08 |
Family
ID=57921569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620884231.8U Expired - Fee Related CN205944200U (en) | 2016-08-16 | 2016-08-16 | Battery with blast resistant construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205944200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768577A (en) * | 2016-08-16 | 2018-03-06 | 原道电子股份有限公司 | Battery with blast resistance construction |
-
2016
- 2016-08-16 CN CN201620884231.8U patent/CN205944200U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768577A (en) * | 2016-08-16 | 2018-03-06 | 原道电子股份有限公司 | Battery with blast resistance construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |