CN216928792U - Lithium battery with improved cover plate structure - Google Patents
Lithium battery with improved cover plate structure Download PDFInfo
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- CN216928792U CN216928792U CN202123262472.9U CN202123262472U CN216928792U CN 216928792 U CN216928792 U CN 216928792U CN 202123262472 U CN202123262472 U CN 202123262472U CN 216928792 U CN216928792 U CN 216928792U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a lithium battery with an improved cover plate structure, which comprises a lithium battery body and a shell which are uniformly distributed, the lithium battery body is arranged in the shell, the bottom of the lithium battery body is fixedly connected with a negative electrode manifold piece, the negative electrode bus bar is arranged in an L shape, the top of the lithium battery body is fixedly connected with a positive electrode bus bar, a cover plate body is arranged above the shell, a negative pole post is arranged at the position, close to the left side, of the top of the cover plate body, the top of the cover plate body close to the right is provided with a positive pole, the bottoms of the negative pole and the positive pole penetrate through the cover plate body, through the mutual matching of the cylindrical block, the round rod, the placing groove, the helical blade, the locking mechanism and the like, the cover plate body can be fixed on the shell, and can be conveniently disassembled, and have locking mechanical system to lap the body locking on the casing, the effectual problem of inconvenient when having solved the later stage and dismantling.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a lithium battery with an improved cover plate structure.
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 the chemical characteristics of the lithium metal are very active, so that the lithium metal has very high requirements on the environment in processing, storage and use.
However, the apron of current partial assembly is especially inconvenient when later stage is dismantled for waste time and energy when maintaining the lithium cell, and the lithium cell after the installation rocks in the shell easily, makes the conflux piece become flexible with the lithium cell contact easily, leads to the lithium cell can not normal use, thereby causes its dismantlement inconvenient and uses defects such as unstability, therefore we propose a apron institutional advancement's lithium cell.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lithium battery with an improved cover plate structure, which aims to solve the defects that the partially assembled cover plate is inconvenient to disassemble in the later period, time and labor are wasted during the maintenance of the lithium battery, the lithium battery after being installed is easy to shake in a shell, the contact point of a confluence sheet and the lithium battery is easy to loosen, the lithium battery cannot be normally used, and the lithium battery is inconvenient to disassemble and unstable to use.
In order to achieve the purpose, the utility model provides the following technical scheme: a lithium battery with an improved cover plate structure comprises a lithium battery body and a shell which are uniformly distributed, wherein the lithium battery body is arranged in the shell, a negative pole confluence piece is fixedly connected to the bottom of the lithium battery body and is arranged in an L shape, a positive pole confluence piece is fixedly connected to the top of the lithium battery body, a cover plate body is arranged above the shell, a negative pole column is arranged at the top of the cover plate body close to the left side, a positive pole column is arranged at the top of the cover plate body close to the right side, the bottoms of the negative pole column and the positive pole column both penetrate through the cover plate body, first springs are fixedly connected to the tops of the negative pole confluence piece and the positive pole piece, the top ends of the two first springs are respectively contacted with the negative pole column and the positive pole column, mounting grooves are symmetrically formed in the bottom of the cover plate body, cylindrical blocks are arranged in the mounting grooves, and round rods are fixedly connected to the bottoms of the two cylindrical blocks, the shell top symmetry has seted up the standing groove, two in the pole bottom extends to the standing groove, fixedly connected with helical blade on the pole lateral wall, two one side inner wall swing joint that standing groove and casing center kept away from mutually has the movable rod, two the mounting groove inner wall all is provided with locking mechanical system.
Further, locking mechanical system includes the rectangular channel, the rectangular channel is seted up on the mounting groove inner wall, be provided with the rectangular block in the rectangular channel, set up evenly distributed's constant head tank on the cylinder piece lateral wall, rectangular block one side extends to in the constant head tank, opposite side fixedly connected with second spring, second spring one end and rectangular channel inner wall fixed connection, apron body top symmetry has been seted up and has been erected the hole, apron body top is provided with the montant, the inclined plane groove has been seted up at the rectangular block top, the montant bottom is passed and is erected the hole and extend to inclined plane inslot swing joint and have the running roller.
Furthermore, a pressing plate is connected between the front inner wall and the rear inner wall of the shell in a sliding mode, a screw rod is movably connected to the top of the pressing plate, a threaded hole is formed in the top of the cover plate body, and the top end of the screw rod penetrates through the threaded hole and extends to the shifting piece fixedly connected to the upper portion of the cover plate body.
Furthermore, the left side and the right side of the shell are symmetrically and fixedly connected with positioning rings, positioning pins are arranged in the positioning rings, and the top ends of the positioning pins are fixedly connected with the cover plate body.
Furthermore, an annular sliding block is fixedly connected to the side wall of the cylindrical block, and an annular sliding groove matched with the annular sliding block is formed in the inner wall of the mounting groove.
Furthermore, the front side wall and the rear side wall of the pressing plate are respectively and fixedly connected with sliding blocks symmetrically, and sliding grooves matched with the sliding blocks are respectively formed in the front inner wall and the rear inner wall of the shell.
Furthermore, a pulley is installed at one end of the movable rod and is in contact with the helical blade.
The utility model provides a lithium battery with an improved cover plate structure, which has the following beneficial effects:
(1) according to the utility model, through the mutual matching among the cylindrical block, the round rod, the placing groove, the helical blade, the locking mechanism and the like, the cover plate body can be fixed on the shell, meanwhile, the cover plate body can be conveniently disassembled, and the cover plate body is locked on the shell through the locking mechanism, so that the problem of inconvenience in later-stage disassembly is effectively solved;
(2) according to the utility model, through the mutual matching among the pressing plate, the screw rod, the threaded hole and the like, the screw rod can be rotated to drive the pressing plate to descend so as to extrude the lithium battery body, and the problem that the contact point of the positive pole current collecting piece and the negative pole current collecting piece with the lithium battery body is easy to loosen due to the fact that the lithium battery after being installed is easy to shake in the shell is effectively solved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
fig. 5 is an enlarged view at C in fig. 2.
In the figure: 1. a housing; 2. a lithium battery body; 3. a negative bus bar; 4. a positive bus bar; 5. a cover plate body; 6. a negative pole post; 7. a positive post; 8. a first spring; 9. mounting grooves; 10. a cylindrical block; 11. a round bar; 12. a placement groove; 13. a helical blade; 14. a movable rod; 15. a locking mechanism; 151. a rectangular groove; 152. a rectangular block; 153. a second spring; 154. an inclined plane groove; 155. vertical holes; 156. a vertical rod; 16. positioning a groove; 17. pressing a plate; 18. a screw rod; 19. a threaded hole; 20. a shifting sheet; 21. a positioning ring; 22. and a positioning pin.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: a lithium battery with an improved cover plate structure comprises a lithium battery body 2 and a shell 1 which are uniformly distributed, wherein the lithium battery body 2 is arranged in the shell 1, the bottom of the lithium battery body 2 is fixedly connected with a negative pole confluence piece 3, the negative pole confluence piece 3 is arranged in an L shape, the top of the lithium battery body 2 is fixedly connected with a positive pole confluence piece 4, a cover plate body 5 is arranged above the shell 1, a negative pole column 6 is arranged at the top of the cover plate body 5 close to the left side, a positive pole column 7 is arranged at the top of the cover plate body 5 close to the right side, the bottoms of the negative pole column 6 and the positive pole column 7 both penetrate through the cover plate body 5, first springs 8 are fixedly connected at the tops of the negative pole confluence piece 3 and the positive pole confluence piece 4, the top ends of the two first springs 8 are respectively contacted with the negative pole column 6 and the positive pole column 7, an installation groove 9 is symmetrically arranged at the bottom of the cover plate body 5, cylindrical blocks 10 are arranged in the installation groove 9, and round rods 11 are fixedly connected at the bottoms of the two cylindrical blocks 10, the placing groove 12 has been seted up to 1 top symmetry of casing, and in two 11 bottoms of round bar extended to placing groove 12, fixedly connected with helical blade 13 on the 11 lateral walls of round bar, two one side inner wall swing joint that placing groove 12 and casing 1 center kept away from mutually had movable rod 14, and two mounting groove 9 inner walls all are provided with locking mechanical system 15.
Preferably, locking mechanical system 15 includes rectangular channel 151, rectangular channel 151 is seted up on the inner wall of mounting groove 9, be provided with rectangular block 152 in the rectangular channel 151, evenly distributed's constant head tank 16 has been seted up on the cylinder piece 10 lateral wall, rectangular block 152 one side extends to in the constant head tank 16, opposite side fixedly connected with second spring 153, second spring 153 one end and rectangular channel 151 inner wall fixed connection, 5 top symmetries of apron body have been seted up and have been erect hole 155, 5 top of apron body is provided with montant 156, inclined plane groove 154 has been seted up at rectangular block 152 top, montant 156 bottom is passed and is erected hole 155 and extend to swing joint running roller in the inclined plane groove 154, can be fixed round bar 11 and helical blade 13 through locking mechanical system 15, reach the effect of fixed cover plate body 5.
Preferably, sliding connection has clamp plate 17 between the inner wall around the casing 1, clamp plate 17 top swing joint has lead screw 18, 5 tops of apron body are seted up threaded hole 19, lead screw 18 top is passed threaded hole 19 and is extended to 5 top fixedly connected with plectrums 20 of apron body, it descends to compress tightly lithium cell body 2 to rotate lead screw 18 through plectrum 20 and drive clamp plate 17, make lithium cell body 2 can not appear the phenomenon of rocking when using, the easy not hard up phenomenon of the contact point of negative pole convergent flow piece 3 and positive pole convergent flow piece 4 and lithium cell body 2 has been solved, can effectual stability that improves its use.
Preferably, casing 1 left and right sides symmetry fixedly connected with holding ring 21 is provided with locating pin 22 in the holding ring 21, and locating pin 22 top and 5 fixed connection of apron body can conveniently dock with casing 1 when the installation apron body 5 through holding ring 21 and locating pin 22, are favorable to in-service use.
Preferably, fixedly connected with annular slider on the cylinder piece 10 lateral wall, 9 inner walls of mounting groove set up with annular slider assorted annular spout, can carry on spacingly to cylinder piece 10 through annular slider, prevent that cylinder piece 10 in use from dropping.
Preferably, the front and rear side walls of the pressing plate 17 are respectively and fixedly connected with sliding blocks, the front and rear inner walls of the shell 1 are respectively provided with sliding grooves matched with the sliding blocks, the pressing plate 17 can be limited through the sliding blocks and the sliding grooves, and the phenomenon that the pressing plate 17 inclines when in use can be prevented.
Preferably, a pulley is installed at one end of the movable rod 14, and the pulley is in contact with the helical blade 13, so that the helical blade 13 can rotate more easily when descending through the pulley, and resistance is reduced.
It should be noted that, a lithium battery with an improved cover plate structure, after the lithium battery body 2 is assembled, and after a long time of use, the lithium battery body 2 needs to be maintained and replaced, etc., when the lithium battery body 2 is maintained, the cover plate body 5 and the casing 1 need to be disassembled, firstly, two vertical rods 156 are pressed to drive the rollers to descend, the rollers descend on the inclined surface of the inclined surface groove 154 to slide, the rectangular block 152 moves towards two sides to compress the second spring 153, so that the rectangular block 152 is separated from the positioning groove 16, then, the cover plate body 5 is pulled upwards to open the casing 1, when the cover plate body 5 ascends, the circular rod 11 and the spiral blade 13 are driven to ascend, the pulley on the movable rod 14 is in contact with the spiral blade 13, so that the spiral blade 13 drives the circular rod 11 and the cylindrical block 10 to rotate when the cover plate body 13 is ascended, the purpose of disassembling the cover plate body 5 is achieved, after the lithium battery is maintained or replaced, the lithium battery is installed at the top of the casing 1 to seal the lithium battery body 2 in the casing 1, firstly, the round bar 11 and the helical blade 13 are inserted into the corresponding placing grooves 12, when the helical blade 13 contacts with the pulley on the movable rod 14, the round bar 11 and the cylindrical block 10 rotate through the helical blade 13, when the cover plate body 5 completely seals the shell 1, the two first springs 8 respectively contact with the negative pole column 6 and the positive pole column 7, then the vertical rod 156 is loosened, the rectangular block 152 is synchronously pushed by the second spring 153 to enter the positioning groove 16, so as to achieve the effect of locking the cylindrical block 10, the round bar 11 and the helical blade 13 can be synchronously locked, the helical blade 13 and the round bar 11 are prevented from rotating, when the helical blade 13 cannot rotate, the position of the helical blade 13 is fixed through the pulley on the movable rod 14, and the helical blade cannot be separated from the placing grooves 12, so as to achieve the effect of locking the cover plate body 5 at the top of the shell 1, and can effectively achieve the purpose of convenient installation and disassembly, next, the screw rod 18 is rotated through the shifting piece 20 to drive the pressing plate 17 to descend so as to compress the lithium battery body 2, so that the lithium battery body 2 cannot shake when in use, the phenomenon that the contact points of the negative pole bus piece 3 and the positive pole bus piece 4 with the lithium battery body 2 are easy to loosen is solved, and the use stability of the lithium battery body can be effectively improved.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a lithium cell of apron institutional advancement, includes evenly distributed's lithium cell body (2) and casing (1), install in casing (1) lithium cell body (2), its characterized in that: the lithium battery comprises a lithium battery body (2), wherein a negative pole afflux sheet (3) is fixedly connected to the bottom of the lithium battery body (2), the negative pole afflux sheet (3) is arranged in an L shape, a positive pole afflux sheet (4) is fixedly connected to the top of the lithium battery body (2), a cover plate body (5) is arranged above a shell (1), a negative pole column (6) is arranged at the position, close to the left side, of the top of the cover plate body (5), a positive pole column (7) is arranged at the position, close to the right side, of the top of the cover plate body (5), the bottoms of the negative pole column (6) and the positive pole column (7) penetrate through the cover plate body (5), first springs (8) are fixedly connected to the tops of the negative pole afflux sheet (3) and the positive pole afflux sheet (4), the top ends of the two first springs (8) are respectively contacted with the negative pole column (6) and the positive pole column (7), mounting grooves (9) are symmetrically formed in the bottom of the cover plate body (5), be provided with cylinder piece (10), two in mounting groove (9) cylinder piece (10) bottom fixedly connected with round bar (11), standing groove (12), two have been seted up to casing (1) top symmetry round bar (11) bottom extends to in standing groove (12), fixedly connected with helical blade (13), two on the round bar (11) lateral wall standing groove (12) and one side inner wall swing joint that casing (1) center was kept away from mutually have movable rod (14), two mounting groove (9) inner wall all is provided with locking mechanical system (15).
2. The lithium battery with an improved cover plate structure as claimed in claim 1, wherein: locking mechanical system (15) include rectangular channel (151), rectangular channel (151) are seted up on mounting groove (9) inner wall, be provided with rectangular block (152) in rectangular channel (151), seted up evenly distributed's constant head tank (16) on cylinder piece (10) the lateral wall, rectangular block (152) one side extends to in constant head tank (16), opposite side fixedly connected with second spring (153), second spring (153) one end and rectangular channel (151) inner wall fixed connection, perpendicular hole (155) have been seted up to apron body (5) top symmetry, apron body (5) top is provided with montant (156), inclined plane groove (154) have been seted up at rectangular block (152) top, montant (156) bottom is passed perpendicular hole (155) and is extended to swing joint running roller in inclined plane groove (154).
3. The lithium battery with an improved cover plate structure as claimed in claim 1, wherein: the novel cover plate is characterized in that a pressing plate (17) is slidably connected between the front inner wall and the rear inner wall of the shell (1), a lead screw (18) is movably connected to the top of the pressing plate (17), a threaded hole (19) is formed in the top of the cover plate body (5), and the top end of the lead screw (18) penetrates through the threaded hole (19) and extends to a shifting piece (20) fixedly connected to the upper portion of the cover plate body (5).
4. The lithium battery with an improved cover plate structure as claimed in claim 1, wherein: the shell (1) is symmetrically and fixedly connected with positioning rings (21) on the left side and the right side, positioning pins (22) are arranged in the positioning rings (21), and the top ends of the positioning pins (22) are fixedly connected with the cover plate body (5).
5. The lithium battery with an improved cover plate structure as claimed in claim 1, wherein: the cylinder block (10) is characterized in that the side wall of the cylinder block is fixedly connected with an annular sliding block, and the inner wall of the mounting groove (9) is provided with an annular sliding groove matched with the annular sliding block.
6. A lithium battery with an improved cover plate structure as claimed in claim 3, wherein: the front side wall and the rear side wall of the pressing plate (17) are respectively and fixedly connected with sliding blocks symmetrically, and sliding grooves matched with the sliding blocks are formed in the front inner wall and the rear inner wall of the shell (1) respectively.
7. The lithium battery with an improved cover plate structure as claimed in claim 1, wherein: and a pulley is installed at one end of the movable rod (14), and the pulley is in contact with the helical blade (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123262472.9U CN216928792U (en) | 2021-12-23 | 2021-12-23 | Lithium battery with improved cover plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123262472.9U CN216928792U (en) | 2021-12-23 | 2021-12-23 | Lithium battery with improved cover plate structure |
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| Publication Number | Publication Date |
|---|---|
| CN216928792U true CN216928792U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123262472.9U Active CN216928792U (en) | 2021-12-23 | 2021-12-23 | Lithium battery with improved cover plate structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115863862A (en) * | 2022-11-30 | 2023-03-28 | 厦门海辰储能科技股份有限公司 | Battery module and free end cover assembly of battery |
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2021
- 2021-12-23 CN CN202123262472.9U patent/CN216928792U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115863862A (en) * | 2022-11-30 | 2023-03-28 | 厦门海辰储能科技股份有限公司 | Battery module and free end cover assembly of battery |
| CN115863862B (en) * | 2022-11-30 | 2023-12-22 | 厦门海辰储能科技股份有限公司 | Battery module and battery cell end cover assembly |
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