CN220209049U - Cell module pressurizing device - Google Patents
Cell module pressurizing device Download PDFInfo
- Publication number
- CN220209049U CN220209049U CN202321672566.XU CN202321672566U CN220209049U CN 220209049 U CN220209049 U CN 220209049U CN 202321672566 U CN202321672566 U CN 202321672566U CN 220209049 U CN220209049 U CN 220209049U
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- clamping jaw
- cell module
- assembly
- left clamping
- pressurizing
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- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000009434 installation Methods 0.000 claims description 9
- 230000003028 elevating effect Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 9
- 238000007906 compression Methods 0.000 claims 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 description 9
- 238000003825 pressing Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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
-
- 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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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a cell module pressurizing device which comprises a frame, a lifting mechanism and a pressurizing mechanism, wherein the lifting mechanism is arranged on the frame and drives the pressurizing mechanism to move up and down, the pressurizing mechanism comprises a supporting plate, a left clamping jaw and a right clamping jaw, the supporting plate is provided with a pressurizing power assembly, the pressurizing power assembly provides power for driving the right clamping jaw to move towards the left clamping jaw, the left clamping jaw is connected to the supporting plate through a screw rod transplanting module, and the screw rod transplanting module is used for adjusting the position of the left clamping jaw. According to the utility model, the position of the left clamping jaw is adjusted through the screw rod transplanting module, so that the distance between the left clamping jaw and the right clamping jaw is adjusted, and the battery cell modules with different lengths can be compatible under the condition that the stroke of the servo electric cylinder is unchanged, and compared with the prior art, the production cost is reduced, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of battery production, in particular to a cell module pressurizing device.
Background
In the production process of a battery pack of a large lithium battery, a certain number of battery cells are assembled into a battery cell module, and then a plurality of battery cell modules are combined.
The common process of assembling the battery core module in the prior art is generally that firstly, a plurality of battery cores are shaped and aligned to form a battery core assembly, then the battery core assembly enters a pressurizing station for pressurizing, then the battery core assembly is pushed to the next station, then two steel belts are sleeved around the battery core assembly from the upper direction and the lower direction respectively through a manual or steel belt sleeving jig to form the battery core module, finally, the battery core module is conveyed away, and the blanking action of the battery core module is completed.
However, the existing pressurizing station has fixed pressurizing stroke, and can only pressurize the telecommunication modules with the same number of cells, and when the cell modules of the battery pack need different numbers of cells, another piece of equipment is needed to pressurize, so that the production cost is increased, and the production efficiency is reduced.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a cell module pressurizing device, which aims to solve the problem of fixed pressurizing stroke of a pressurizing station in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a cell module pressurizing device, includes frame, elevating system and pressurizing mechanism, elevating system install in the frame drives pressurizing mechanism reciprocates, pressurizing mechanism includes backup pad, left clamping jaw and right clamping jaw, the pressurization power component is installed to the backup pad, the pressurization power component is used for providing a power in order to drive right clamping jaw towards left clamping jaw direction removes, left clamping jaw is transplanted the module through a lead screw and is connected in the backup pad, the lead screw is transplanted the module and is used for adjusting the position of left clamping jaw.
As a further improvement of the technical scheme, the pressurizing power assembly comprises a fixing frame, a servo electric cylinder and a first guide rail sliding block assembly, wherein the fixing frame is fixedly connected to the supporting plate, the right clamping jaw is in sliding connection with the supporting plate through the first guide rail sliding block assembly, and the servo electric cylinder is arranged on the fixing frame and the movable end of the servo electric cylinder is fixedly connected with the right clamping jaw.
As a further improvement of the technical scheme, the screw rod transplanting module comprises a screw rod, a screw rod nut, a screw rod fixing seat and a second guide rail sliding block assembly, wherein the second guide rail sliding block assembly is arranged on the supporting plate, and the screw rod nut and the left clamping jaw are fixedly connected with a sliding block in the second guide rail sliding block assembly.
As a further improvement of the technical scheme, the end part of the screw rod is provided with a hand-operated rotating wheel.
As a further improvement of the technical scheme, the bottoms of the left clamping jaw and the right clamping jaw are respectively and rotatably connected with a pocket bottom block.
As a further improvement of the technical scheme, a horizontal floating assembly is arranged between the lifting mechanism and the pressurizing mechanism and is used for driving the pressurizing mechanism to move left and right in the horizontal direction.
As a further improvement of the technical scheme, the horizontal floating assembly comprises an installation connecting plate, a third guide rail sliding block assembly and a return power assembly, wherein the installation connecting plate is fixedly connected with the lifting mechanism, the installation connecting plate is in sliding connection with the supporting plate through the third guide rail sliding block assembly, and the return power assembly is fixed on the installation connecting plate and drives the supporting plate to move left and right.
As a further improvement of the technical scheme, the lifting mechanism comprises a mounting frame fixedly connected to the frame, a connecting bracket fixedly connected to the mounting connecting plate and a lifting power assembly arranged between the mounting frame and the connecting bracket, and the lifting power assembly drives the connecting bracket to move up and down.
As a further improvement of the technical scheme, the lifting power assembly comprises a lifting servo motor and a ball screw, wherein the lifting servo motor is arranged on the mounting frame, and the lifting servo motor is connected with the ball screw and drives the connecting support to move up and down through the ball screw.
As a further improvement of the technical scheme, the mounting frame is provided with a balance cylinder, and the movable end of the balance cylinder is connected with the connecting bracket.
The beneficial effects of the utility model are as follows: the electric core module is moved to the assembly station through the transmission line, the lifting mechanism drives the pressurizing mechanism to move to the transmission line, the electric core module is taken through the clamp formed by the left clamping jaw and the right clamping jaw, the servo electric cylinder provides power to drive the right clamping jaw to move to the left clamping jaw so as to pressurize the electric core module, the length to which the electric core module needs to be pressurized is accurately controlled, when the electric core module consisting of electric cores with different numbers is met, the position of the left clamping jaw is adjusted through the lead screw transplanting module, so that the distance between the left clamping jaw and the right clamping jaw is adjusted, and the electric core module with different lengths can be compatible under the condition that the stroke of the servo electric cylinder is unchanged.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a cell module pressurizing device according to the present utility model;
FIG. 2 is a schematic view of a frame of the cell module pressurizing device according to the present utility model;
FIG. 3 is a schematic view of a lifting mechanism in the cell module pressurizing device according to the present utility model;
FIG. 4 is an exploded view of the lifting mechanism of the cell module pressurizing device of the present utility model;
FIG. 5 is a schematic view of a pressing mechanism of the cell module pressing device according to the present utility model;
fig. 6 is an exploded view of the pressing mechanism in the cell module pressing device of the present utility model.
Reference numerals:
1. a frame; 11. a portal frame; 12. a support frame; 13. a mounting plate;
2. a lifting mechanism; 21. a mounting frame; 22. a connecting bracket; 23. a lifting power assembly; 231. a lifting servo motor; 232. a ball screw; 233. a sliding support; 234. a fourth rail-slide assembly; 235. a guard board; 24. a balancing cylinder;
3. a pressurizing mechanism; 31. a support plate; 311. a positioning strip; 312. a second positioning groove; 32. a left clamping jaw; 321. a first pocket bottom block; 322. a first cushion; 323. a connecting plate; 324. a first positioning groove; 325. a fixed block; 33. a screw rod transplanting module; 331. a screw rod fixing seat; 332. a screw rod; 333. hand-operated rotating wheels; 334. a second rail-slide assembly; 335. a screw nut; 336. a positioning block; 34. a right clamping jaw; 341. a second pocket bottom block; 342. a second cushion; 35. a pressurized power assembly; 351. a fixing frame; 352. a first rail-slide assembly; 353. a servo electric cylinder;
4. a horizontal float assembly; 41. installing a connecting plate; 42. a return cylinder; 43. a third rail-slide assembly; 44. a shield; 45. and (5) connecting a block.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1, a cell module pressurizing device, including frame 1, hoist mechanism 2 and pressurizing mechanism 3, hoist mechanism 2 install in frame 1 drives pressurizing mechanism 3 reciprocates, specifically, referring to fig. 2, frame 1 includes support frame 12 and two portal frames 11 of fixed connection in support frame 12 bottom, fixedly connected with mounting panel 13 on the support frame 12, hoist mechanism 2 installs on mounting panel 13, because cell module weight is heavier, improves the supporting stability through frame 1 of planer-type.
Referring to fig. 3 and 4, in the present embodiment, the lifting mechanism 2 includes a mounting frame 21, a connection bracket 22, and a lifting power assembly 23 mounted therebetween, and the mounting frame 21 is fixedly connected to the mounting plate 13 by bolts. The lifting power assembly 23 drives the connecting bracket 22 to move up and down, specifically, the lifting power assembly 23 includes a lifting servo motor 231 and a ball screw 232, the lifting servo motor 231 is mounted on the mounting frame 21, the lifting servo motor 231 is connected with the ball screw 232 and drives the connecting bracket 22 to move up and down through the ball screw 232, more specifically, a nut in the ball screw 232 is fixedly connected with a sliding bracket 233, the sliding bracket 233 is fixedly connected with the connecting bracket 22 through a bolt, so that when the lifting servo cylinder operates, the screw in the ball screw 232 is driven to rotate, the nut in the ball screw 232 is driven to move up and down, thereby driving the sliding bracket 233 and the connecting bracket 22 to move up and down, and the pressurizing mechanism 3 is mounted on the connecting bracket 22, thereby realizing the lowering and lifting of the pressurizing mechanism 3. In addition, a fourth guide rail slider assembly 234 is connected between the sliding support 233 and the mounting frame 21, and the fourth guide rail slider assembly 234 is used for sharing the force, so that the stability of the structure during vertical sliding is improved, and a guard plate 235 is arranged on one side of the connecting support 22, which is close to the sliding support 233, so as to reduce the entry of impurities such as dust into the ball screw 232 and the fourth guide rail slider assembly 234.
In some embodiments, the mounting frame 21 is provided with a balancing cylinder 24, the movable end of the balancing cylinder 24 is connected with the connecting bracket 22, specifically, the balancing cylinder 24 has two balancing cylinders and is symmetrically disposed on two sides of the mounting frame 21 with the lifting servo motor 231 as an axis, and when the balancing cylinder 24 contracts, an acting force is provided to drive the connecting bracket 22 to move upwards, so as to share the stress condition of the lifting servo motor 231 and the ball screw 232, and prevent the lifting servo motor 231 and the ball screw 232 from being damaged due to excessive stress when the weight of the battery cell module is excessive.
Referring to fig. 5, in the present embodiment, the pressurizing mechanism 3 includes a support plate 31, a left clamping jaw 32, and a right clamping jaw 34, the left clamping jaw 32 and the right clamping jaw 34 form a gripper for gripping the battery module, the support plate 31 is mounted with a pressurizing power assembly 35, and the pressurizing power assembly 35 provides a power for driving the right clamping jaw 34 to move toward the left clamping jaw 32. The lifting servo motor 231 operates to drive the connecting support 22 to move downwards, and then drives the pressurizing mechanism 3 to move downwards to the position of a cell module (comprising a plurality of cells and side plates on two sides) conveyed on the transmission line, the right clamping jaw 34 clamps the cell module when moving towards the left clamping jaw 32, then the lifting servo motor 231 reverses to drive the pressurizing mechanism 3 clamping the cell module to move upwards to a certain height, the pressurizing power assembly 35 outputs power again to pressurize the cell module, when the cell module is pressurized to a required length, the fixed assembly of the cell module is completed by manually fixing the steel belt and the bottom plate, and then the lifting servo motor 231 drives the pressurizing mechanism 3 to descend again, so that the assembled cell module is conveyed to the next station on the transmission line.
In a specific embodiment, referring to fig. 6, the pressurizing power assembly 35 includes a fixing frame 351, a servo cylinder 353 and a first rail-slide assembly 352, the fixing frame 351 is fixedly connected to the supporting plate 31, the right clamping jaw 34 is slidably connected to the supporting plate 31 through the first rail-slide assembly 352, and the servo cylinder 353 is mounted on the fixing frame 351 and has a movable end fixedly connected to the right clamping jaw 34. The servo cylinder 353 provides power to move the right jaw 34 in the direction of the left jaw 32 to grasp the cell module and precisely control the length of pressurization of the telecommunications module.
Referring to fig. 5, in the present embodiment, the left clamping jaw 32 is connected to the supporting plate 31 through a screw rod transplanting module 33, and the screw rod transplanting module 33 is used for adjusting the position of the left clamping jaw 32, so that the gripper is compatible with the battery cell modules formed by different numbers of battery cells. Specifically, referring to fig. 6, the screw transplanting module includes a screw 332, a screw nut 335, a screw fixing seat 331, and a second guide rail slider assembly 334, the second guide rail slider assembly 334 is mounted on the support plate 31, the screw nut 335 and the left clamping jaw 32 are fixedly connected with the slider in the second guide rail slider assembly 334, and a hand-operated rotating wheel 333 is disposed at the end of the screw 332. The manual driving hand runner 333 drives the screw rod 332 to rotate synchronously when rotating, thereby driving the screw rod nut 335 to slide on the screw rod 332, and the screw rod nut 335 is fixedly connected with the slide block in the second guide rail slide block assembly 334, so that the slide block can be driven to slide on the guide rail in the second guide rail slide block assembly 334, thereby driving the left clamping jaw 32 to move, and realizing the adjustment of the position of the left clamping jaw 32.
In addition, in order to increase the fixed effect in position of left clamping jaw 32 after adjusting, be provided with locating component between left clamping jaw 32 and the backup pad 31, locating component includes the first constant head tank 324 that sets up on the left clamping jaw 32, the second constant head tank 312 that backup pad 31 lateral wall set up and joint between the two locating piece 336, specifically, be provided with connecting plate 323 on the left clamping jaw 32, be provided with fixed block 325 on the connecting plate 323, connecting plate 323 passes through the slider fixed connection in fixed block 325 and the second guide rail slider subassembly 334, slider in the second guide rail slider subassembly 334 then drives left clamping jaw 32 and removes when sliding, first constant head tank 324 sets up on connecting plate 323, the lateral wall of backup pad 31 can be dismantled through the screw and be connected with locating strip 311, be provided with a plurality of on the locating strip 311 the locating piece 336 is through the screw detachable connection in first constant head tank 324 and its corresponding second constant head tank 312 after the left clamping jaw 32 removes, thereby prevents left clamping jaw 32 left and right sides and removes.
In a more preferred embodiment, the bottoms of the left clamping jaw 32 and the right clamping jaw 34 are respectively connected with a first bottom pocket block 321 and a second bottom pocket block 341 in a rotating manner, after the cell module is clamped, the first bottom pocket block 321 and the second bottom pocket block 341 are rotated to the bottom of the cell module, and when an accident occurs when the cell module is clamped by the left clamping jaw 32 and the right clamping jaw 34, the cell module is prevented from falling through the first bottom pocket block 321 and the second bottom pocket block 341.
In a more preferred embodiment, the opposite sides of the left clamping jaw 32 and the right clamping jaw 34 are respectively provided with a first soft pad 322 and a second soft pad 342, so that the friction force is increased, the buffer force is increased, the grabbing stability is further improved, and meanwhile, the damage to the battery cell module, the left clamping jaw 32 and the right clamping jaw 34 is avoided.
Referring to fig. 5 and 6, in this embodiment, a horizontal floating assembly 4 is disposed between the lifting mechanism 2 and the pressing mechanism 3, and the horizontal floating assembly 4 is configured to drive the pressing mechanism 3 to move left and right in a horizontal direction, so that when the cell module does not stay at an accurate position when the transmission line stops, the position of the pressing mechanism 3 is adjusted by the horizontal floating assembly 4, and then the corresponding cell module is grabbed. Specifically, the horizontal floating assembly 4 comprises a mounting connection plate 41, a third guide rail sliding block assembly 43 and a return power assembly, the mounting connection plate 41 is fixedly connected with the lifting mechanism 2, the mounting connection plate 41 is in sliding connection with the supporting plate 31 through the third guide rail sliding block assembly 43, the return power assembly adopts an air cylinder and is named as a return air cylinder 42, the return air cylinder 42 is fixed on the mounting connection plate 41, a shield 44 for covering the return air cylinder 42 is arranged on the mounting connection plate 41, the inner space of the shield 44 is larger than the moving stroke of the telescopic end of the return air cylinder 42, a connecting block 45 is fixedly connected to a guide rail in the third guide rail sliding block assembly 43, and therefore the movable end of the return air cylinder 42 is fixedly connected with the connecting block 45, when the return air cylinder 42 stretches, the connecting block 45 and the supporting plate 31 are driven to move left and right, and the position of a gripper composed of the left clamping jaw 32 and the right clamping jaw 34 is adjusted, and the electric core module is convenient to grasp.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a cell module pressurizing device which characterized in that: including frame, elevating system and pressurizing mechanism, elevating system install in the frame drives pressurizing mechanism reciprocates, pressurizing mechanism includes backup pad, left clamping jaw and right clamping jaw, the pressurization power component is installed to the backup pad, the pressurization power component is used for providing a power in order to drive right clamping jaw towards left clamping jaw removes, left clamping jaw is transplanted the module through a lead screw and is connected in the backup pad, the lead screw is transplanted the module and is used for adjusting the position of left clamping jaw.
2. A cell module compression device as claimed in claim 1, wherein: the pressurizing power assembly comprises a fixing frame, a servo electric cylinder and a first guide rail sliding block assembly, wherein the fixing frame is fixedly connected to the supporting plate, the right clamping jaw is in sliding connection with the supporting plate through the first guide rail sliding block assembly, and the servo electric cylinder is arranged on the fixing frame and the movable end of the servo electric cylinder is fixedly connected with the right clamping jaw.
3. A cell module compression device as claimed in claim 1, wherein: the screw rod transplanting module comprises a screw rod, a screw rod nut, a screw rod fixing seat and a second guide rail sliding block assembly, wherein the second guide rail sliding block assembly is installed on the supporting plate, and the screw rod nut and the left clamping jaw are fixedly connected with a sliding block in the second guide rail sliding block assembly.
4. A cell module compression device according to claim 3, wherein: the end of the screw rod is provided with a hand-operated rotating wheel.
5. A cell module compression device as claimed in claim 1, wherein: the bottoms of the left clamping jaw and the right clamping jaw are respectively and rotatably connected with a bottom pocket block.
6. A cell module compression device as claimed in claim 1, wherein: a horizontal floating assembly is arranged between the lifting mechanism and the pressurizing mechanism and is used for driving the pressurizing mechanism to move left and right in the horizontal direction.
7. The cell module compression device of claim 6, wherein: the horizontal floating assembly comprises an installation connecting plate, a third guide rail sliding block assembly and a return power assembly, wherein the installation connecting plate is fixedly connected with the lifting mechanism, the installation connecting plate is in sliding connection with the supporting plate through the third guide rail sliding block assembly, and the return power assembly is fixed on the installation connecting plate and drives the supporting plate to move left and right.
8. A cell module compression device as in claim 7 wherein: the lifting mechanism comprises a mounting frame fixedly connected to the frame, a connecting bracket fixedly connected to the mounting connecting plate and a lifting power assembly arranged between the mounting frame and the connecting bracket, and the lifting power assembly drives the connecting bracket to move up and down.
9. A cell module compression device as claimed in claim 8, wherein: the lifting power assembly comprises a lifting servo motor and a ball screw, wherein the lifting servo motor is installed on the installation frame, and the lifting servo motor is connected with the ball screw and drives the connecting support to move up and down through the ball screw.
10. A cell module compression device as claimed in claim 9, wherein: and the mounting frame is provided with a balance cylinder, and the movable end of the balance cylinder is connected with the connecting bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321672566.XU CN220209049U (en) | 2023-06-29 | 2023-06-29 | Cell module pressurizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321672566.XU CN220209049U (en) | 2023-06-29 | 2023-06-29 | Cell module pressurizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220209049U true CN220209049U (en) | 2023-12-19 |
Family
ID=89149138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321672566.XU Active CN220209049U (en) | 2023-06-29 | 2023-06-29 | Cell module pressurizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220209049U (en) |
-
2023
- 2023-06-29 CN CN202321672566.XU patent/CN220209049U/en active Active
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