CN219832972U - Cylindrical lithium battery opening liquid injection equipment - Google Patents
Cylindrical lithium battery opening liquid injection equipment Download PDFInfo
- Publication number
- CN219832972U CN219832972U CN202223439899.6U CN202223439899U CN219832972U CN 219832972 U CN219832972 U CN 219832972U CN 202223439899 U CN202223439899 U CN 202223439899U CN 219832972 U CN219832972 U CN 219832972U
- Authority
- CN
- China
- Prior art keywords
- liquid injection
- wall
- lithium battery
- cylindrical lithium
- piece
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Links
- 238000002347 injection Methods 0.000 title claims abstract description 69
- 239000007924 injection Substances 0.000 title claims abstract description 69
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 63
- 239000007788 liquid Substances 0.000 title claims abstract description 58
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 10
- 238000010030 laminating Methods 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- Filling, Topping-Up Batteries (AREA)
Abstract
The utility model relates to the technical field of cylindrical lithium battery opening liquid injection equipment, and discloses cylindrical lithium battery opening liquid injection equipment which comprises a support frame; the top plate is arranged at the top of the support frame; a limiting plate arranged below the top plate; and the liquid injection assembly is arranged between the support frame and the top plate and comprises a liquid injection part and a fixing part, the liquid injection part is clamped inside the top plate, an adjusting part is fixedly arranged inside the fixing part, a cylindrical lithium battery passes through the communicating hole, a pole on the cylindrical lithium battery is inserted into a pole groove, a bidirectional threaded rod is rotated to enable a first clamping piece and a second clamping piece to move relatively, the first elastic piece and the second elastic piece are extruded, the first elastic piece and the second elastic piece deform under force and move relatively, the cylindrical lithium battery is clamped, and the cylindrical lithium battery is fixed, so that the cylindrical lithium battery with different sizes is clamped and fixed.
Description
Technical Field
The utility model relates to the technical field of cylindrical lithium battery opening liquid injection equipment, in particular to cylindrical lithium battery opening liquid injection equipment.
Background
In the production process of the lithium battery, one necessary step is to inject electrolysis into the battery core, the prior Chinese patent CN 217405661U discloses a cylindrical battery liquid injection device, the device can utilize a containing cavity to contain the battery and a supporting plate to support the battery, and an elastic piece can apply upward elastic restoring force to the battery when the liquid injection mechanism injects electrolyte at the top end of the battery, so that the battery is limited in the vertical direction by the liquid injection mechanism and the elastic piece, thereby ensuring that the liquid injection mechanism can be tightly pressed against a liquid injection hole at the top of the battery, and improving the stability and reliability of the cylindrical battery liquid injection device;
however, in the use process of the device, the device cannot be fixed according to lithium batteries of different types, and the cylindrical lithium batteries can be fixed only by virtue of the accommodating cavity, so that when the small-size lithium batteries are injected, the problem that the liquid injection mechanism cannot be aligned with the lithium batteries due to inclination of the lithium batteries often occurs, and then electrolyte is poured out is caused.
Disclosure of Invention
The utility model aims to provide cylindrical lithium battery opening liquid injection equipment, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a cylindrical lithium battery opening liquid injection device comprises a support frame;
the top plate is arranged at the top of the support frame;
a limiting plate arranged below the top plate;
and the liquid injection assembly is arranged between the support frame and the top plate and comprises a liquid injection part and a fixing part, wherein the liquid injection part is clamped in the top plate, an adjusting part is fixedly arranged in the fixing part, and an elastic part is arranged below the fixing part.
Preferably, the liquid injection part comprises a quantitative injection tube, the quantitative injection tube is in sliding connection with the inner wall of the top plate, the bottom joint of the quantitative injection tube is in the limiting plate, the bottom threaded connection of the quantitative injection tube is provided with a connector, the inner wall of the connector is communicated with a corrugated tube, the bottom of the corrugated tube is communicated with a laminating piece, the outer wall of the corrugated tube is fixedly provided with an elastic ring, electrolyte is introduced into the connector through the quantitative injection tube and then enters the corrugated tube, finally, the hole on the laminating piece enters a liquid injection port of the cylindrical lithium battery, the elastic ring is arranged to fix the bottom of the corrugated tube and the laminating piece at the top of the cylindrical lithium battery, and the laminating piece can be attached to the liquid injection port on the cylindrical lithium battery, so that liquid injection is facilitated.
Preferably, the fixing part comprises a fixing frame, a communication hole is formed in the top of the fixing frame, a first clamping piece is arranged in the fixing frame, a second clamping piece is arranged in the fixing frame, the first clamping piece and the second clamping piece are located right below the communication hole, and the cylindrical lithium battery is clamped and fixed through the communication hole, the first clamping piece and the second clamping piece.
Preferably, the adjusting part comprises a bidirectional threaded rod, a fixing rod, an elastic sheet and a second elastic sheet, the two ends of the bidirectional threaded rod are connected with the inner wall of the fixing frame in a rotating manner through bearings, the two ends of the fixing rod are fixedly connected with the inner wall of the fixing frame, the outer wall of the bidirectional threaded rod is connected with the inner wall of the first clamping sheet in a threaded manner, the outer wall of the bidirectional threaded rod is connected with the inner wall of the second clamping sheet in a threaded manner, the fixing rod movably penetrates through the inner wall of the first clamping sheet and the inner wall of the second clamping sheet, the outer wall of the second elastic sheet is attached to the inner wall of the second clamping sheet, the first clamping sheet and the second clamping sheet are driven to move relatively through rotation of the bidirectional threaded rod, the distance between the first clamping sheet and the second clamping sheet is changed, the first elastic sheet and the second elastic sheet are arranged to clamp the cylindrical lithium battery, and the first elastic sheet and the second elastic sheet can wind a circle around the cylindrical lithium battery by means of deformation of the first elastic sheet and the second elastic sheet.
Preferably, the elastic part comprises a bottom plate, the both sides outer wall of bottom plate and the outer wall fixed connection of support frame, the top of bottom plate and the bottom fixed connection of fixed frame, the top fixed mounting of bottom plate has the gag lever post, gag lever post outer wall cover is equipped with the spring, the bottom of spring and the top fixed connection of bottom plate, the top fixed mounting of spring has the backup pad, the top activity of gag lever post runs through the outer wall of backup pad, links together fixed frame and support frame through the bottom plate, utilizes spring and gag lever post to make the backup pad can the atress reciprocate.
Preferably, the contact part of the first elastic piece and the second elastic piece is an inclined plane, the first elastic piece and the second elastic piece are semicircular, the inner rings of the first elastic piece and the second elastic piece are round, the round lithium battery is just wound for a circle, the inclination caused by uneven stress of the cylindrical lithium battery is avoided, the screw thread direction of the screw thread connection part of the bidirectional threaded rod and the first clamping piece and the second clamping piece is opposite, and the bidirectional threaded rod can enable the first clamping piece and the second clamping piece to move relatively when rotated.
Preferably, the top of backup pad has seted up the utmost point post groove, and this utmost point post groove just is to the intercommunicating pore for place the utmost point post, be used for fixing the location to cylindrical lithium cell simultaneously, the upper surface of backup pad is laminated with the bottom of holding piece No. one.
The utility model provides cylindrical lithium battery opening liquid injection equipment. This cylinder type lithium cell opening annotates liquid equipment possesses following beneficial effect:
(1) According to the cylindrical lithium battery opening liquid injection device, a cylindrical lithium battery passes through the communication hole, so that a pole on the cylindrical lithium battery is inserted into a pole groove, a bidirectional threaded rod is rotated to enable the first clamping piece and the second clamping piece to move relatively, the first elastic piece and the second elastic piece are extruded, the first elastic piece and the second elastic piece deform under stress and move relatively, the cylindrical lithium battery is clamped, and the cylindrical lithium battery is fixed and is used for clamping and fixing cylindrical lithium batteries with different sizes;
(2) This cylinder type lithium cell opening annotates liquid equipment, put down the notes liquid hole that the piece aimed at cylinder type lithium cell top of laminating, then with elasticity ring cover on cylinder type lithium cell, utilize elasticity of elasticity ring to fix the piece of laminating on cylinder type lithium cell, avoid the unable laminating with the injection mouth of ration injection tube of annotating liquid hole at cylinder type lithium cell top of equidimension.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the liquid injection part structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of a fixing frame according to the present utility model;
FIG. 4 is a schematic view of the structure of the adjusting part of the present utility model;
fig. 5 is a schematic view of the structure of the support plate of the present utility model.
In the figure: the device comprises a top plate 1, a limiting plate 2, a supporting frame 3, a liquid injection component 4, a liquid injection part 41, a quantitative injection tube 411, a connector 412, a joint piece 413, an elastic ring 414, a corrugated pipe 415, a fixing part 42, a communication hole 421, a fixing frame 422, a first 423 clamping piece, a second 424 clamping piece, an elastic part 43, a bottom plate 431, a spring 432, a limiting rod 433, a supporting plate 434, an adjusting part 44, a bidirectional threaded rod 441, a fixing rod 442, an elastic piece 443, an elastic piece 444 and a 5-pole groove.
Detailed Description
As shown in fig. 1-5, the present utility model provides a technical solution: a cylindrical lithium battery opening liquid injection device comprises a support frame 3;
a top plate 1 arranged on the top of the support frame 3;
a limiting plate 2 arranged below the top plate 1;
the liquid injection assembly 4 is arranged between the support frame 3 and the top plate 2, the liquid injection assembly 4 comprises a liquid injection part 41 and a fixing part 42, the liquid injection part 41 is clamped in the top plate 1, an adjusting part 44 is fixedly arranged in the fixing part 42, and an elastic part 43 is arranged below the fixing part 42;
the liquid injection part 41 comprises a quantitative injection tube 411, the quantitative injection tube 411 is in sliding connection with the inner wall of the top plate 1, the bottom of the quantitative injection tube 411 is clamped in the limiting plate 2, the bottom of the quantitative injection tube 411 is in threaded connection with a connector 412, the inner wall of the connector 412 is communicated with a corrugated tube 415, the bottom of the corrugated tube 415 is communicated with a bonding sheet 413, the outer wall of the corrugated tube 415 is fixedly provided with an elastic ring 414, electrolyte is introduced into the connector 412 through the quantitative injection tube 411 and then enters the corrugated tube 415, finally, the electrolyte enters a liquid injection port of a cylindrical lithium battery from a hole in the bonding sheet 413, the elastic ring 414 is arranged to fix the bottom of the corrugated tube 415 and the bonding sheet 413 on the top of the cylindrical lithium battery, the bonding sheet 413 can be bonded on the liquid injection port of the cylindrical lithium battery, the liquid injection is facilitated, the fixing part 42 comprises a fixing frame 422, the top of the fixing frame 422 is provided with a communication hole 421, the inside of the fixed frame 422 is provided with a first clamping piece 423, the inside of the fixed frame 422 is provided with a second clamping piece 424, the first clamping piece 423 and the second clamping piece 424 are positioned right below the communication hole 421, the adjusting part 44 comprises a bidirectional threaded rod 441, a fixed rod 442, a first elastic piece 443 and a second elastic piece 444, two ends of the bidirectional threaded rod 441 are rotationally connected with the inner wall of the fixed frame 422 through bearings, two ends of the fixed rod 442 are fixedly connected with the inner wall of the fixed frame 422, the outer wall of the bidirectional threaded rod 441 is in threaded connection with the inner wall of the first clamping piece 423, the outer wall of the bidirectional threaded rod 441 is in threaded connection with the inner wall of the second clamping piece 424, the fixed rod 442 movably penetrates through the inner walls of the first clamping piece 423 and the second clamping piece 424, the outer wall of the first elastic piece 443 is attached to the inner wall of the first clamping piece 423, the outer wall of the second elastic piece 444 is attached to the inner wall of the second clamping piece 424, the part that first elastic piece 443 and No. two elastic pieces 444 contacted is the inclined plane, and the part that No. one elastic piece 443 and No. two elastic pieces 444 contacted is semi-circular, make the inner circle of No. one elastic piece 443 and No. two elastic pieces 444 be circular, just around a week of cylinder type lithium cell, avoid cylinder type lithium cell atress uneven and take place the slope, the screw thread opposite direction of two-way threaded rod 441 and No. one grip piece 423 and No. two grip piece 424 threaded connection position, make the rotation two-way threaded rod 441 can make No. one grip piece 423 and No. two grip pieces 424 relative movement, change the interval between No. one grip piece 423 and No. two grip pieces 424, elastic part 43 includes bottom plate 431, the both sides outer wall of bottom plate 431 and the outer wall fixed connection of support frame 3, the top of bottom plate 431 and the bottom fixed connection of bottom plate 422, the top fixed mounting of bottom plate 431 has the gag lever 433, the outer wall cover of gag lever 433 is equipped with spring 432, the bottom of spring 432 and the top fixed mounting of bottom plate 432 has a backup pad 434, the top activity of gag lever 433 runs through the outer wall of backup pad, make fixed frame 422 and support frame 434 are connected together through bottom plate 431, make use of spring 432 and top 5 to make the same kind of support plate 434 and top 5 to be used for holding a tie down in the position of the jar, can be used for holding down the tie down in the top 5, the top of the support plate 434 simultaneously, the top 5 is just opposite to the top of the support plate 434.
When the cylindrical lithium battery opening liquid injection device is used, a cylindrical lithium battery passes through the communication hole 421, so that a pole on the cylindrical lithium battery is inserted into the pole groove 5, the bidirectional threaded rod 441 is rotated to enable the first clamping piece 423 and the second clamping piece 424 to move relatively, the first elastic piece 443 and the second elastic piece 444 are extruded, the first elastic piece 443 and the second elastic piece 444 deform under stress and move relatively, the cylindrical lithium battery is clamped, the cylindrical lithium battery is fixed, the corrugated pipe 415 is pulled to drive the attaching piece 413 and the elastic ring 414 to move to the top of the cylindrical lithium battery, the liquid injection hole on the top of the cylindrical lithium battery is aligned with the attaching piece 413, then the elastic ring 414 is sleeved on the cylindrical lithium battery, the attaching piece 413 is fixed on the cylindrical lithium battery by the elasticity of the elastic ring 414, and the liquid injection process is completed.
Claims (7)
1. A cylindrical lithium battery opening liquid injection device comprises a support frame (3);
a top plate (1) arranged at the top of the supporting frame (3);
a limiting plate (2) arranged below the top plate (1);
and annotate liquid subassembly (4) between support frame (3) and roof (1), its characterized in that: the liquid injection assembly (4) comprises a liquid injection part (41) and a fixing part (42), wherein the liquid injection part (41) is clamped inside the top plate (1), an adjusting part (44) is fixedly arranged inside the fixing part (42), and an elastic part (43) is arranged below the fixing part (42).
2. The cylindrical lithium battery opening liquid injection device according to claim 1, wherein: annotate liquid portion (41) including ration injection tube (411), the inner wall sliding connection of ration injection tube (411) and roof (1), the bottom joint of ration injection tube (411) is in limiting plate (2), the bottom threaded connection of ration injection tube (411) has connector (412), the inner wall intercommunication of connector (412) is provided with bellows (415), the bottom intercommunication of bellows (415) is provided with laminating piece (413), the outer wall fixed mounting of bellows (415) has elastic ring (414).
3. The cylindrical lithium battery opening liquid injection device according to claim 1, wherein: the fixing part (42) comprises a fixing frame (422), a communication hole (421) is formed in the top of the fixing frame (422), a first clamping piece (423) is arranged in the fixing frame (422), a second clamping piece (424) is arranged in the fixing frame (422), and the first clamping piece (423) and the second clamping piece (424) are located under the communication hole (421).
4. The cylindrical lithium battery opening liquid injection device according to claim 1, wherein: the utility model provides an adjusting part (44) is including two-way threaded rod (441), dead lever (442), an elastic piece (443), no. two elastic pieces (444), the inner wall rotation connection of both ends of two-way threaded rod (441) and fixed frame (422) is passed through to the bearing, the inner wall fixed connection of both ends and fixed frame (422) of dead lever (442), the outer wall of two-way threaded rod (441) and the inner wall threaded connection of a grip piece (423), the outer wall of two-way threaded rod (441) and the inner wall threaded connection of No. two grip pieces (424), the inner wall of dead lever (442) movably runs through a grip piece (423) and No. two grip pieces (424), the outer wall of No. one elastic piece (443) and the inner side outer wall laminating of No. two grip pieces (424).
5. The cylindrical lithium battery opening liquid injection device according to claim 1, wherein: the elastic part (43) comprises a bottom plate (431), the outer walls of the two sides of the bottom plate (431) are fixedly connected with the outer wall of the supporting frame (3), the top of the bottom plate (431) is fixedly connected with the bottom of the fixed frame (422), a limiting rod (433) is fixedly arranged at the top of the bottom plate (431), a spring (432) is sleeved on the outer wall of the limiting rod (433), the bottom of the spring (432) is fixedly connected with the top of the bottom plate (431), a supporting plate (434) is fixedly arranged at the top of the spring (432), and the top of the limiting rod (433) movably penetrates through the outer wall of the supporting plate (434).
6. The cylindrical lithium battery open-top liquid injection apparatus of claim 4, wherein: the contact part of the first elastic piece (443) and the second elastic piece (444) is an inclined plane, the first elastic piece (443) and the second elastic piece (444) are semicircular, and the thread direction of the threaded connection part of the bidirectional threaded rod (441) and the first clamping piece (423) and the second clamping piece (424) is opposite.
7. The cylindrical lithium battery open-top liquid injection device of claim 5, wherein: the top of backup pad (434) has seted up utmost point post groove (5), and this utmost point post groove (5) just are to intercommunicating pore (421), the upper surface of backup pad (434) is laminated with the bottom of holding piece (423) No. one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223439899.6U CN219832972U (en) | 2022-12-21 | 2022-12-21 | Cylindrical lithium battery opening liquid injection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223439899.6U CN219832972U (en) | 2022-12-21 | 2022-12-21 | Cylindrical lithium battery opening liquid injection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219832972U true CN219832972U (en) | 2023-10-13 |
Family
ID=88282959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223439899.6U Active CN219832972U (en) | 2022-12-21 | 2022-12-21 | Cylindrical lithium battery opening liquid injection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219832972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118231978A (en) * | 2024-05-21 | 2024-06-21 | 天星先进材料科技(苏州)有限公司 | Full-automatic filling equipment of accurate electrolyte of butt joint |
-
2022
- 2022-12-21 CN CN202223439899.6U patent/CN219832972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118231978A (en) * | 2024-05-21 | 2024-06-21 | 天星先进材料科技(苏州)有限公司 | Full-automatic filling equipment of accurate electrolyte of butt joint |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |