CN207781678U - A kind of explosion-proof lithium cell - Google Patents
A kind of explosion-proof lithium cell Download PDFInfo
- Publication number
- CN207781678U CN207781678U CN201721793911.XU CN201721793911U CN207781678U CN 207781678 U CN207781678 U CN 207781678U CN 201721793911 U CN201721793911 U CN 201721793911U CN 207781678 U CN207781678 U CN 207781678U
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- China
- Prior art keywords
- fixedly connected
- shaft
- explosion
- outline border
- lithium cell
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- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of explosion-proof lithium cells, including outline border, bottom end inside outline border is fixedly connected with lower supporting plate, the both ends of lower supporting plate are rotatably connected to head rod, one end far from lower supporting plate is rotatably connected to position limiting slide block on head rod, limit sliding rail is slidably connected on position limiting slide block, both sides in limit sliding rail slidably connect mobile block, it limits the inside of sliding rail and the position between mobile block and is fixedly connected with buffer spring, the top of second connecting rod is rotatably connected to upper backup pad, the top of upper backup pad is fixedly connected with lithium cell component, the top of outline border offers shaft grooving, the inner rotation of shaft grooving is connected with shaft, one end that shaft is located inside outline border is fixedly connected with cooling chamber, the utility model is related to technical field of lithium batteries.The explosion-proof lithium cell has reached prevention lithium battery and has collided, and reduces lithium battery rate of explosion, and uniform refrigeration radiating prevents the purpose of lithium battery explosion.
Description
Technical field
The utility model is related to technical field of lithium batteries, specially a kind of explosion-proof lithium cell.
Background technology
It by lithium metal or lithium alloy is negative material, using the battery of non-aqueous electrolytic solution that " lithium battery ", which is a kind of,.
Lithium metal battery is proposed and is studied by Gilbert N.Lewis earliest within 1912.In the 1970s, proposing and the lithium that begins one's study
Ion battery.Since the chemical characteristic of lithium metal is very active so that processing, preservation, the use of lithium metal, it is non-to environmental requirement
Chang Gao.So lithium battery is not applied for a long time.With the development of science and technology, present lithium battery has become mainstream.
Lithium battery is broadly divided into two classes：Lithium metal battery and lithium ion battery.Lithium ion battery does not contain the lithium of metallic state, and is
It can charge.5th generation product lithium metal battery of rechargeable battery was born in 1996, and safety, is put at specific capacity certainly
Electric rate and the ratio of performance to price are superior to lithium ion battery.Since the high-tech of its own requires limitation, there was only a few now
The company of country is producing this lithium metal battery.
The class shape of types of burst analysis battery explosion can be summarized as external short circuit, internal short-circuit and overcharge three kinds.Herein
Outside mean the outside of battery core, contain the bad equal caused short circuit of internal battery pack insulating Design.It is sent out outside battery core
Raw short circuit, electronic building brick fails cut-off loop again when, will produce high fever inside battery core, cause partial electrolyte liquid to vaporize, by battery
Shell support is big.When internal temperature of battery height is to 135 degrees Celsius, high-quality diaphragm paper can close pore, electrochemical reaction
It terminates or almost terminates, voltage dip, temperature also slowly declines, and then avoids explosion.But pore closing rate is too
The diaphragm paper that difference or pore are never closed can allow battery temperature to continue to increase, and more electrolyte vaporizations finally will
Battery case is burst, or even battery temperature is increased to is made material combustion and exploded.Internal short-circuit is primarily due to copper foil and aluminium
The burr of foil wears out diaphragm or the ingotism of lithium atom is worn out caused by diaphragm.
Lithium battery explosion is mainly due to ambient temperature height or collision cause, and lithium battery does not have pre- anticollision and drop at present
The ability of temperature, greatly improves lithium battery explosion probability, increases the danger level of lithium battery.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of explosion-proof lithium cell, solve not have it is pre-
The ability of anticollision and cooling increases the dangerous problem of lithium battery.
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of explosion-proof lithium cell,
Including outline border, the bottom end inside the outline border is fixedly connected with lower supporting plate, and the both ends of the lower supporting plate are rotatably connected to
Head rod, one end far from lower supporting plate is rotatably connected to position limiting slide block, the position limiting slide block on the head rod
On slidably connect limit sliding rail, the both sides in the limit sliding rail slidably connect mobile block, the limit sliding rail
Internal and between mobile block position is fixedly connected with buffer spring, on the position limiting slide block and same with head rod
The second connecting rod is rotatably connected in one shaft, the top of second connecting rod is rotatably connected to upper backup pad, the lower branch
Position between fagging and upper backup pad is fixedly connected with damping spring, and the top of the upper backup pad is fixedly connected with lithium battery
The top of element, the outline border offers shaft grooving, and the inner rotation of the shaft grooving is connected with shaft, the shaft position
One end inside outline border is fixedly connected with cooling chamber.
Preferably, refrigerator is fixedly connected with inside the cooling chamber and close to the position on top, inside the cooling chamber
Bottom end be fixedly connected with collection air port.
Preferably, the collection air port is communicated with ventilation duct, the ventilation duct through cooling chamber, the bottom end in the collection air port
Surface offer out wind snout.
Preferably, the top outside the outline border is fixedly connected with motor, fixed on the output shaft of the motor to connect
It is connected to active runner.
Preferably, the top of the shaft is fixedly connected with block, and driven runner is fixedly connected in the shaft, described
Active runner is sequentially connected by driving belt and driven runner.
Advantageous effect
The utility model provides a kind of explosion-proof lithium cell.Has following advantageous effect：
(1), the explosion-proof lithium cell, lithium cell component moves down when passing through collision, and lithium cell component drives and props up
Fagging moves down, and upper backup pad realizes that preliminary buffering, upper backup pad pass through under damping spring and lower supporting plate interaction
Second connecting rod drives position limiting slide block to be slided in limit sliding rail, to which mobile block mutually squeezes buffer spring, realizes into one
Step buffering, has reached prevention lithium battery and has collided, and reduces the purpose of lithium battery rate of explosion.
(2), the explosion-proof lithium cell, by refrigerator cooling air, cold air enters collection air port, then from by divulging information
Pipe is sprayed from wind snout is gone out, and motor, which is powered, at this time rotates, and motor drives shaft to rotate by driving belt, and shaft drives cold
But room rotates, and has reached uniform refrigeration radiating, prevents the purpose of lithium battery explosion.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model entirety；
Fig. 2 is the structural schematic diagram at the utility model A；
Fig. 3 is the structural schematic diagram at the utility model B.
In figure：1 outline border, 2 lower supporting plates, 3 head rods, 4 position limiting slide blocks, 5 limit sliding rails, 6 movement blocks, 7 bufferings
Spring, 8 second connecting rods, 9 upper backup pads, 10 damping springs, 11 lithium cell components, 12 shaft groovings, 13 shafts, 14 coolings
Room, 15 refrigerators, 16 collection air ports, 17 ventilation ducts, 18 go out wind snout, 19 motor, 20 active runners, 21 blocks, 22 from turn
Wheel, 23 driving belts.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of explosion-proof lithium cell, including outline border 1,
Bottom end inside outline border 1 is fixedly connected with lower supporting plate 2, and the both ends of lower supporting plate 2 are rotatably connected to head rod 3, the
One end far from lower supporting plate 2 in one connecting rod 3 is rotatably connected to position limiting slide block 4, and limit is slidably connected on position limiting slide block 4 and is slided
Rail 5 limits the both sides in sliding rail 5 and slidably connects mobile block 6, limits the inside of sliding rail 5 and between mobile block 6
Position be fixedly connected with buffer spring 7, be rotatably connected to second on position limiting slide block 4 and in 3 same shaft of head rod
The top of connecting rod 8, the second connecting rod 8 is rotatably connected to upper backup pad 9, and the position between lower supporting plate 2 and upper backup pad 9 is solid
Surely it is connected with damping spring 10, the top of upper backup pad 9 is fixedly connected with lithium cell component 11, and the top of outline border 1, which offers, to be turned
The inner rotation of axle sleeve slot 12, shaft grooving 12 is connected with shaft 13, and one end that shaft 13 is located inside outline border 1 is fixedly connected with
Cooling chamber 14.The position on 14 inside of cooling chamber and close top is fixedly connected with refrigerator 15, and the bottom end inside cooling chamber 14 is solid
Surely it is connected with collection air port 16.Collect air port 16 through cooling chamber 14, the bottom end in collection air port 16 is communicated with ventilation duct 17, ventilation duct 17
Surface offer out wind snout 18.Top outside outline border 1 is fixedly connected with motor 19, consolidates on the output shaft of motor 19
Surely it is connected with active runner 20.The top of shaft 13 is fixedly connected with block 21, and driven runner 22 is fixedly connected in shaft 13,
Active runner 20 is sequentially connected by driving belt 23 and driven runner 22.
When work, lithium cell component 11 moves down when passing through collision, and lithium cell component 11 drives upper backup pad 9 to moving down
Dynamic, upper backup pad 9 realizes that preliminary buffering, upper backup pad 9 pass through second in the case where damping spring 10 and lower supporting plate 2 interact
Connecting rod 8 drives the sliding in limit sliding rail 5 of position limiting slide block 4, to which mobile block 6 mutually squeezes buffer spring 7, realizes into one
Step buffering, has reached prevention lithium battery and has collided, and reduces the purpose of lithium battery rate of explosion.By 15 cooling air of refrigerator,
Cold air enters collection air port 16, then is sprayed from by ventilation duct 17 from wind snout 18 is gone out, and motor 19, which is powered, at this time rotates, electronic
Machine 19 drives shaft 13 to rotate by driving belt 23, and shaft 13 drives cooling chamber 14 to rotate, and has reached uniform refrigeration radiating, in advance
The purpose of anti-lithium battery explosion.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " including one ... the element limited, it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of explosion-proof lithium cell, including outline border (1), it is characterised in that：The internal bottom end of the outline border (1) is fixedly connected
There are lower supporting plate (2), the both ends of the lower supporting plate (2) to be rotatably connected to head rod (3), the head rod
(3) one end far from lower supporting plate (2) is rotatably connected to position limiting slide block (4) on, is slidably connected on the position limiting slide block (4) limited
Position sliding rail (5), the both sides limited in sliding rail (5) slidably connect mobile block (6), described to limit the interior of sliding rail (5)
Portion and the position between mobile block (6) are fixedly connected with buffer spring (7), on the position limiting slide block (4) and with first
The second connecting rod (8) is rotatably connected in connecting rod (3) same shaft, the top of second connecting rod (8) is rotatably connected to
Upper backup pad (9), the position between the lower supporting plate (2) and upper backup pad (9) is fixedly connected with damping spring (10), described
The top of upper backup pad (9) is fixedly connected with lithium cell component (11), and the top of the outline border (1) offers shaft grooving
(12), the inner rotation of the shaft grooving (12) is connected with shaft (13), and the shaft (13) is located at internal one of outline border (1)
End is fixedly connected with cooling chamber (14).
2. a kind of explosion-proof lithium cell according to claim 1, it is characterised in that：The cooling chamber (14) is internal and leans on
The position on nearly top is fixedly connected with refrigerator (15), and the internal bottom end of the cooling chamber (14) is fixedly connected with collection air port
(16)。
3. a kind of explosion-proof lithium cell according to claim 2, it is characterised in that：The collection air port (16) is through cold
But the bottom end of room (14), collection air port (16) is communicated with ventilation duct (17), and the surface of the ventilation duct (17) offers outlet air
Spout (18).
4. a kind of explosion-proof lithium cell according to claim 1, it is characterised in that：The external top of the outline border (1)
It is fixedly connected with motor (19), active runner (20) is fixedly connected on the output shaft of the motor (19).
5. a kind of explosion-proof lithium cell according to claim 4, it is characterised in that：The top of the shaft (13) is fixed
It is connected with block (21), driven runner (22) is fixedly connected on the shaft (13), the active runner (20) passes through transmission
Belt (23) is sequentially connected with driven runner (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793911.XU CN207781678U (en) | 2017-12-20 | 2017-12-20 | A kind of explosion-proof lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793911.XU CN207781678U (en) | 2017-12-20 | 2017-12-20 | A kind of explosion-proof lithium cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781678U true CN207781678U (en) | 2018-08-28 |
Family
ID=63226940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721793911.XU Expired - Fee Related CN207781678U (en) | 2017-12-20 | 2017-12-20 | A kind of explosion-proof lithium cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207781678U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112706616A (en) * | 2021-01-19 | 2021-04-27 | 三亚学院 | New energy automobile power battery charging protection device |
-
2017
- 2017-12-20 CN CN201721793911.XU patent/CN207781678U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112706616A (en) * | 2021-01-19 | 2021-04-27 | 三亚学院 | New energy automobile power battery charging protection device |
| CN112706616B (en) * | 2021-01-19 | 2022-08-05 | 三亚学院 | New energy automobile power battery charging protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20181220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |