CN213601944U - Explosion-proof small-size lithium cell - Google Patents
Explosion-proof small-size lithium cell Download PDFInfo
- Publication number
- CN213601944U CN213601944U CN202022901527.5U CN202022901527U CN213601944U CN 213601944 U CN213601944 U CN 213601944U CN 202022901527 U CN202022901527 U CN 202022901527U CN 213601944 U CN213601944 U CN 213601944U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- explosion
- lithium cell
- magnetic
- protecting sheathing
- 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
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 57
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 230000035939 shock Effects 0.000 claims abstract description 21
- 210000004027 cell Anatomy 0.000 claims abstract description 19
- 210000005056 cell body Anatomy 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 22
- 238000013016 damping Methods 0.000 claims description 9
- 230000005389 magnetism Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 2
- 230000003139 buffering effect Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a lithium cell technical field just discloses an explosion-proof small-size lithium cell, including protecting sheathing, the rubber block of the equal fixedly connected with quantity a plurality of protecting sheathing's internal perisporium, protecting sheathing's top movable mounting has the visor, the interior roof of visor and the equal fixedly connected with quantity of protecting sheathing's interior diapire are the buffering subassembly of four, and the top is four the bottom fixedly connected with top shock attenuation board of buffering subassembly. This small-size lithium cell of explosion-proof, the motion through setting up movable block in the buffering subassembly leads to connecting spring reaction force and first magnetosphere and the effort cooperation that the second magnetosphere is mutually exclusive that connecting spring produced by the compression to use, and the vibrations when lithium cell body receives the collision can effectually be cushioned, improve lithium cell body's protectiveness greatly, through setting up first bleeder vent and second bleeder vent, the heat that lithium cell body during operation gived off also can in time be gone out.
Description
Technical Field
The utility model relates to a lithium cell technical field specifically is an explosion-proof small-size lithium cell.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses a non-aqueous electrolyte solution, and can be roughly divided into two types, namely a lithium metal battery and a lithium ion battery, wherein the lithium ion battery does not contain lithium in a metal state and can be charged, the fifth generation product of a rechargeable battery, namely the lithium metal battery, is born in 1996, the safety, the specific capacity, the self-discharge rate and the cost performance of the rechargeable battery are all superior to those of the lithium ion battery, and only a few national companies produce the lithium metal battery due to the high technical requirement limit of the rechargeable battery.
The explosion-proof performance of current lithium cell itself promotes gradually, thereby nevertheless receives the striking very easily because its protectiveness is poor and leads to the inside structure of lithium cell to receive the damage to because the lithium cell can produce a large amount of heats can not timely distribute away when using, also can cause the damage to the inside structure of lithium cell, make its life too short, so, propose an explosion-proof small-size lithium cell and solve foretell problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an explosion-proof small-size lithium cell possesses advantages such as the protectiveness is good, thereby has solved because its protectiveness too poor receives the striking very easily and leads to the inside structure of lithium cell to receive the damage to because the lithium cell can produce a large amount of heats can not be timely when using and distribute away, also can cause the damage to the inside structure of lithium cell, make the problem that its life is too short.
(II) technical scheme
For the purpose that realizes above-mentioned protectiveness is good, the utility model provides a following technical scheme: the utility model provides an explosion-proof small-size lithium cell, includes protecting sheathing, the rubber block of the equal fixedly connected with quantity a plurality of internal perisporium of protecting sheathing, protecting sheathing's top movable mounting has the visor, the equal fixedly connected with quantity of the interior diapire of visor and protecting sheathing is four buffering subassembly, four in the top the bottom fixedly connected with top shock attenuation board of buffering subassembly, four in the bottom the top fixedly connected with bottom shock attenuation board of buffering subassembly, the top movable mounting of bottom shock attenuation board has lithium cell body, the first magnetic sheet of the equal fixedly connected with in one side that bottom shock attenuation board and top shock attenuation board separated, the equal fixedly connected with of the interior diapire of visor and protecting sheathing's the second magnetic sheet corresponding with two first magnetic sheets respectively.
Preferably, the buffer component comprises two fixing blocks, a limiting rod is fixedly connected between opposite sides of the two fixing blocks, the outer side of the limiting rod is movably connected with two movable blocks, the front and the back of the two movable blocks are fixedly connected with first fixed rods, the outer sides of the four first fixed rods are movably connected with movable rods, the equal fixedly connected with connecting block in one side that bottom shock attenuation board and top shock attenuation board were from, the front of connecting block and the equal fixedly connected with in the back and the inside swing joint's of movable rod second dead lever, two the equal fixedly connected with first magnetic ring in one side that the movable block was from, two the equal fixedly connected with second magnetic ring in one side that the fixed block is relative, two the equal fixedly connected with in one side that first magnetic ring was from and the outside movable mounting of gag lever post and one side fixed connection's that two second magnetic rings are relative connecting spring.
Preferably, the first magnetic plate and the second magnetic plate are the same in size and magnetism, and the left side and the right side of the protective cover are movably mounted with the outer side of the protective shell through bolts.
Preferably, first bleeder vent has all been seted up around the protecting sheathing, the second bleeder vent has all been seted up to the inside of bottom shock attenuation board and top shock attenuation board.
Preferably, the magnetism of the first magnetic ring is the same as that of the second magnetic ring, and a limiting through hole matched with the limiting rod in size is formed in the movable block.
Preferably, one side fixedly connected with slider that lithium cell body was kept away from to the movable block, the spout with slider sliding connection is all seted up to the interior roof of visor and protecting sheathing's interior diapire.
(III) advantageous effects
Compared with the prior art, the utility model provides an explosion-proof small-size lithium cell possesses following beneficial effect:
this small-size lithium cell of explosion-proof, through setting up the rubber block, can protect around lithium cell body, through setting up second magnetic sheet and first magnetic sheet, because the effort of second magnetic sheet and first magnetic sheet repulsion, and the motion of movable block leads to connecting spring reaction force and first magnetic ring and the effort cooperation of second magnetic ring repulsion that the connecting spring produced by the compression to use in the buffering subassembly, vibrations when lithium cell body receives the collision can effectually be cushioned, the protectiveness to lithium cell body improves greatly, through setting up first bleeder vent and second bleeder vent, the heat that lithium cell body during operation gived off also can in time distribute away.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.
In the figure: the lithium battery comprises a protective shell 1, a lithium battery body 2, a damping plate at the bottom 3, a first magnetic plate at the top 4, a rubber block 5, a buffer assembly 6, a first fixing rod 601, a connecting block 602, a second fixing rod 603, a movable rod 604, a movable block 605, a first magnetic ring 606, a connecting spring 607, a fixing block 608, a second magnetic ring 609, a limiting rod 610, a second magnetic plate 7, a damping plate at the top 8 and a protective cover 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, an explosion-proof small lithium battery includes a protective casing 1, a plurality of rubber blocks 5 fixedly connected to the inner peripheral wall of the protective casing 1, first air vents respectively formed around the protective casing 1, a protective cover 9 movably mounted on the top of the protective casing 1, four buffer assemblies 6 fixedly connected to the inner top wall of the protective cover 9 and the inner bottom wall of the protective casing 1, a limiting rod 610 fixedly connected between the two fixed blocks 608, two movable blocks 605 movably connected to the outer sides of the limiting rod 610, limiting through holes matched with the limiting rod 610 in size formed in the movable blocks 605, and a sliding block fixedly connected to one side of the movable block 605 far from the lithium battery body 2, the inner top wall of the protective cover 9 and the inner bottom wall of the protective housing 1 are both provided with sliding grooves which are in sliding connection with the sliding blocks, the front and the back of two movable blocks 605 are both fixedly connected with first fixed rods 601, the outer sides of the four first fixed rods 601 are both movably connected with movable rods 604, the sides of the bottom damping plate 3 and the top damping plate 8 which are away from each other are both fixedly connected with a connecting block 602, the front and the back of the connecting block 602 are both fixedly connected with second fixed rods 603 which are movably connected with the inner parts of the movable rods 604, the sides of the two movable blocks 605 which are away from each other are both fixedly connected with first magnetic rings 606, the sides of the two fixed blocks 608 which are opposite to each other are both fixedly connected with second magnetic rings 609, the magnetism of the first magnetic rings 606 and the magnetism of the second magnetic rings 609 is the same, the sides of the two first magnetic rings 606 which are away from each other are both fixedly connected with connecting springs 607 which, four buffer unit 6's in top bottom fixedly connected with top shock attenuation board 8, four buffer unit 6's in bottom top fixedly connected with bottom shock attenuation board 3, the second bleeder vent has all been seted up to bottom shock attenuation board 3 and top shock attenuation board 8's inside, the top movable mounting of bottom shock attenuation board 3 has lithium cell body 2, the first magnetic sheet 4 of the equal fixedly connected with in one side that bottom shock attenuation board 3 and top shock attenuation board 8 separated from each other, the equal fixedly connected with of interior roof of visor 9 and the interior diapire of protecting sheathing 1 respectively with the corresponding second magnetic sheet 7 of two first magnetic sheets 4, the same just magnetism of the size of first magnetic sheet 4 and second magnetic sheet 7 is the same.
In conclusion, the explosion-proof small lithium battery can protect the periphery of the lithium battery body 2 by arranging the rubber block 5, and can greatly improve the protection performance of the lithium battery body 2 by arranging the second magnetic plate 7 and the first magnetic plate 4, wherein the reaction force of the connecting spring 607 generated by compressing the connecting spring 607 due to the mutual repulsion force of the second magnetic plate 7 and the first magnetic plate 4 and the action force of the first magnetic ring 606 and the second magnetic ring 609 generated by the movement of the movable block 605 in the buffer assembly 6 are matched with each other, so that the vibration generated when the lithium battery body 2 is collided can be effectively buffered, the heat generated when the lithium battery body 2 works can be timely emitted by arranging the first air holes and the second air holes, the problem that the structure in the lithium battery is damaged due to the fact that the lithium battery body is easily impacted due to poor protection performance is solved, and a large amount of heat can not be timely emitted due to the fact that the lithium battery is used, but also can damage the internal structure of the lithium battery, so that the service life of the lithium battery is too short.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An explosion-proof small-size lithium cell, includes protecting sheathing (1), its characterized in that: the inner peripheral wall of the protective shell (1) is fixedly connected with a plurality of rubber blocks (5), the protective cover (9) is movably mounted at the top of the protective shell (1), four buffer components (6) are fixedly connected to the inner top wall of the protective cover (9) and the inner bottom wall of the protective shell (1), top shock absorption plates (8) are fixedly connected to the bottoms of the four buffer components (6) at the top, and bottom shock absorption plates (3) are fixedly connected to the tops of the four buffer components (6) at the bottom, the top of the bottom damping plate (3) is movably provided with a lithium battery body (2), one side of the bottom damping plate (3) and one side of the top damping plate (8) which are separated from each other are fixedly connected with a first magnetic plate (4), the inner top wall of the protective cover (9) and the inner bottom wall of the protective shell (1) are fixedly connected with second magnetic plates (7) corresponding to the two first magnetic plates (4) respectively.
2. An explosion-proof small lithium battery as claimed in claim 1, characterized in that: the buffer assembly (6) comprises two fixed blocks (608), a limiting rod (610) is fixedly connected between one opposite sides of the two fixed blocks (608), the outer side of the limiting rod (610) is movably connected with two movable blocks (605), the front and the back of the two movable blocks (605) are fixedly connected with first fixed rods (601), the outer sides of the four first fixed rods (601) are movably connected with movable rods (604), one sides of the bottom damping plate (3) and the top damping plate (8) which are separated from each other are fixedly connected with connecting blocks (602), the front and the back of each connecting block (602) are fixedly connected with second fixed rods (603) which are movably connected with the inner parts of the movable rods (604), one sides of the two movable blocks (605) which are separated from each other are fixedly connected with first magnetic rings (606), and one sides of the two fixed blocks (608) which are opposite are fixedly connected with second magnetic rings (609), and one side of each of the two first magnetic rings (606) away from each other is fixedly connected with a connecting spring (607) which is movably arranged on the outer side of the limiting rod (610) and is fixedly connected with one side opposite to the two second magnetic rings (609).
3. An explosion-proof small lithium battery as claimed in claim 1, characterized in that: the first magnetic plate (4) and the second magnetic plate (7) are the same in size and magnetism, and the left side and the right side of the protective cover (9) are movably mounted on the outer side of the protective shell (1) through bolts.
4. An explosion-proof small lithium battery as claimed in claim 1, characterized in that: first bleeder vent has all been seted up around protecting sheathing (1), the second bleeder vent has all been seted up to the inside of bottom shock attenuation board (3) and top shock attenuation board (8).
5. An explosion-proof small lithium battery as claimed in claim 2, characterized in that: the magnetism of the first magnetic ring (606) is the same as that of the second magnetic ring (609), and a limiting through hole matched with the limiting rod (610) in size is formed in the movable block (605).
6. An explosion-proof small lithium battery as claimed in claim 2, characterized in that: one side fixedly connected with slider that lithium cell body (2) were kept away from in movable block (605), the spout with slider sliding connection is all seted up to the interior roof of visor (9) and the interior diapire of protecting sheathing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901527.5U CN213601944U (en) | 2020-12-07 | 2020-12-07 | Explosion-proof small-size lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022901527.5U CN213601944U (en) | 2020-12-07 | 2020-12-07 | Explosion-proof small-size lithium cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213601944U true CN213601944U (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022901527.5U Expired - Fee Related CN213601944U (en) | 2020-12-07 | 2020-12-07 | Explosion-proof small-size lithium cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213601944U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118431645A (en) * | 2024-05-09 | 2024-08-02 | 深圳市神通天下科技有限公司 | Explosion-proof device of lithium ion battery and explosion-proof lithium ion battery structure |
-
2020
- 2020-12-07 CN CN202022901527.5U patent/CN213601944U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118431645A (en) * | 2024-05-09 | 2024-08-02 | 深圳市神通天下科技有限公司 | Explosion-proof device of lithium ion battery and explosion-proof lithium ion battery structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210702 |