CN219929400U - Zinc electrolysis negative plate lifting device - Google Patents
Zinc electrolysis negative plate lifting device Download PDFInfo
- Publication number
- CN219929400U CN219929400U CN202321111825.1U CN202321111825U CN219929400U CN 219929400 U CN219929400 U CN 219929400U CN 202321111825 U CN202321111825 U CN 202321111825U CN 219929400 U CN219929400 U CN 219929400U
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- China
- Prior art keywords
- clamping
- cathode plate
- lifting
- clamping jaws
- supporting frame
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- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 20
- 239000011701 zinc Substances 0.000 title claims abstract description 20
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 15
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 230000004224 protection Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 13
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 238000003723 Smelting Methods 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000004677 Nylon Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Electrolytic Production Of Metals (AREA)
Abstract
The utility model relates to the technical field of metal smelting, and discloses a zinc electrolysis cathode plate lifting device which comprises a supporting frame, a lifting mechanism and a clamping mechanism, wherein the lifting mechanism is connected to the supporting frame and used for lifting a cathode plate, the clamping mechanism is connected to the supporting frame and used for clamping the lifted cathode plate. The utility model has the advantages of ensuring the stability of the cathode plate in the lifting process and further improving the lifting speed of the cathode plate.
Description
Technical Field
The utility model relates to the field of metal smelting technology, in particular to a zinc electrolysis cathode plate lifting device.
Background
Zinc electrowinning is an important component of wet zinc smelting production. The technological process includes feeding purified zinc sulfate solution into an electrolyzer, taking lead plate containing 0.5-1% Ag as anode, rolling pure aluminum plate as cathode, suspending in parallel in the electrolyzer, applying DC power to separate out metal zinc on the cathode, suspending the cathode plate from the electrolyzer after some period of electrodeposition, stripping the metal zinc from the cathode plate, washing the cathode aluminum plate and re-loading the cathode aluminum plate into the electrolyzer for use.
The negative plate generally comprises an aluminum plate body, wherein the top of the aluminum plate body is fixedly connected with a cross beam, the cross beam is used for being erected on the electrolytic cell, and the top of the cross beam is fixedly connected with two lifting lugs. When the cathode plate is hoisted, the two lifting lugs are usually hooked, and then the cathode plate is hoisted.
At present, chinese patent publication No. CN209652454U discloses an electrolytic zinc negative plate high-efficiency hanging device, which comprises at least two hanging rods, connecting rods, nylon rods and hanging hooks, wherein the hanging rods are parallel to each other, the connecting rods are fixedly arranged at two ends of each hanging rod, the connecting rods are mutually perpendicular to the hanging rods, the connecting rods of two adjacent hanging rods are detachably connected through the nylon rods, a plurality of hanging hooks are sequentially arranged at the bottom of each hanging rod along the length direction of each hanging rod, and hanging lugs are arranged on the upper parts of the connecting rods.
Aiming at the related technology, the inventor finds that after the cathode plate is hung through the hanging hook, the shaking amplitude of the cathode plate is larger in the process of dispatching the cathode plate, workers are required to support the cathode plate, the lifting speed of the cathode plate is further influenced, and the defect of lower lifting efficiency of the cathode plate exists.
Disclosure of Invention
In order to solve the problem that in the process of lifting the cathode plate, the swing amplitude of the cathode plate is large and the lifting efficiency of the cathode plate is affected, the utility model provides a zinc electrolysis cathode plate lifting device.
The utility model provides a zinc electrolysis cathode plate lifting device, which adopts the following technical scheme:
the utility model provides a zinc electrolysis negative plate hoist device, includes braced frame, hangs and gets mechanism and fixture, it connects to hang and get the mechanism braced frame is last, it is used for the negative plate to hang to get the mechanism, fixture connects braced frame is last, fixture is used for carrying out the centre gripping to the negative plate that hangs and gets.
Through adopting above-mentioned technical scheme, install braced frame on the going car, utilize to hang to get the mechanism and hang to get the negative plate, then start fixture, utilize fixture to carry out the centre gripping to a plurality of negative plates, improve the stability of negative plate at handling in-process, and then can improve the handling speed to the negative plate, improve the handling efficiency of negative plate.
Preferably, the lifting mechanism comprises a plurality of lifting pieces, the lifting pieces are connected to the supporting frame, and each lifting piece is used for lifting a cathode plate.
Through adopting above-mentioned technical scheme, set up a plurality of pieces of hanging on braced frame, when hanging the negative plate and get, every piece of hanging can hang and get a negative plate, realizes then that a plurality of negative plates hang simultaneously and get, guarantees the handling efficiency to the negative plate.
Preferably, each hanging part comprises two clamping jaws, two clamping jaws are recorded as a group, the two clamping jaws are connected to the supporting frame in a sliding mode, the two clamping jaws move along the direction close to or far away from each other, a driving assembly is arranged on the supporting frame, each clamping jaw is connected with the driving assembly, and the driving assembly is used for driving the two clamping jaws located in the same group to move relatively so as to clamp the cathode plate.
Through adopting above-mentioned technical scheme, utilize drive assembly drive to lie in two clamping jaws of same group along the direction that is close to each other remove, can make two clamping jaws collude the lug on the negative plate, then upwards hoist a plurality of negative plates can.
Preferably, the driving assembly comprises a first motor, a driving rod and a plurality of bidirectional screws, the first motor is fixedly connected to the supporting frame, the driving rod is rotationally connected to the supporting frame, the first motor is in transmission connection with the driving rod, each bidirectional screw is coaxially and fixedly connected to the driving rod, the bidirectional screws are arranged in one-to-one correspondence with the hanging pieces, two clamping jaws in the same group are in threaded connection with the bidirectional screws corresponding to the clamping jaws, and the threads of the two clamping jaws in the same group are opposite in screwing direction.
Through adopting above-mentioned technical scheme, utilize first motor drive actuating lever to rotate and can drive many two-way lead screws and rotate in step, two clamping jaw that two-way lead screw rotation drive and its threaded connection remove along the direction that is close to each other, can make two clamping jaws collude the negative plate and get, accomplish the synchronous hanging of a plurality of negative plates and get.
Preferably, the clamping mechanism comprises a plurality of groups of clamping plates, the clamping plates and the hanging pieces are arranged in one-to-one correspondence, each group of clamping plates comprises two clamping plates, two clamping plates in the same group are arranged in one-to-one correspondence with two clamping jaws in the same group, and the clamping plates are fixedly connected with the clamping plates in the same group.
Through adopting above-mentioned technical scheme, when two clamping jaws are driven in two-way lead screw rotation to collude the negative plate, the grip block of fixed connection on the clamping jaw will move in step, colludes the back at two clamping jaws to the negative plate, and the grip block on two clamping jaws carries out the centre gripping to the negative plate in step, and then improves the stability of negative plate at handling in-process.
Preferably, the elastic rubber pads are fixedly connected to one sides, close to each other, of the two clamping plates in the same group.
Through adopting above-mentioned technical scheme, utilize the elasticity setting of elastic rubber pad for can effectively cushion when the grip block carries out the centre gripping to the negative plate, guarantee the centre gripping effect to the negative plate.
Preferably, the support frame is provided with a protection mechanism, the protection mechanism comprises two bearing frames and a power assembly, the two bearing frames are all rotationally connected to the support frame, the two bearing frames are respectively located at the positions of the two sides of the length direction of the support frame, the power assembly is connected to the support frame, the two bearing frames are all connected with the power assembly, and the power assembly is used for driving the two bearing frames to rotate to the lower part of the cathode plate beam.
Through adopting above-mentioned technical scheme, hang the back of getting to the negative plate, start power component, utilize two bearing frames of power component drive to rotate, can drive the bottom frame limit of bearing frame and rotate to the below of negative plate crossbeam, when the negative plate that the clamping jaw presss from both sides got takes place unexpected to drop, will drop to two bearing frames on, utilize two bearing frames to carry out secondary support to the negative plate, reduce the negative plate and drop subaerial possibility.
Preferably, each bearing frame is rotationally connected to the supporting frame through a rotating rod, the power assembly comprises a second motor, a power rod, two worm wheels and two worms, the second motor is fixedly connected to the supporting frame, the power rod is rotationally connected to the supporting frame, the second motor is in transmission connection with the power rod, the two worms are fixedly connected to the power rod coaxially, the two spiral surfaces of the two worms rotate oppositely, the rotating rod is in one-to-one connection with the two worm wheels, the worm wheels are in one-to-one connection with the rotating rod corresponding to the worm wheels, the two worm wheels are in one-to-one connection with the two worms, and the worm wheels are in meshed connection with the corresponding worm wheels.
Through adopting above-mentioned technical scheme, utilize second motor drive power pole rotation can drive two worms and rotate, worm rotation drive and the worm wheel rotation of its meshing connection, the worm wheel rotates and drives the dwang and rotate, can rotate two bearing frames to the guard position, improves the convenience of two bearing frame position adjustment.
In summary, the utility model at least comprises the following beneficial technical effects:
1. through setting up fixture on braced frame, hang and get the mechanism and hang and get the back to the negative plate, start fixture, utilize fixture to carry out the centre gripping to a plurality of negative plates, can guarantee the stability of negative plate in handling the in-process, and then can improve the handling speed to the negative plate, improve the handling efficiency of negative plate;
2. through fixedly connecting the clamping plates on the clamping jaws, when the two-way screw rotates to drive the two clamping jaws to hook the cathode plate, the clamping plates fixedly connected to the clamping jaws move synchronously, and after the two clamping jaws hook the cathode plate, the clamping plates on the two clamping jaws clamp the cathode plate synchronously, so that the stability of the cathode plate in the lifting process is improved;
3. through rotating two bearing frames of connection on braced frame, carry out handling in-process to the negative plate, when the negative plate that clamping jaw pressed from both sides got takes place unexpected drop, will drop to two bearing frames on, utilize two bearing frames to carry out secondary support to the negative plate, reduce the negative plate and drop subaerial possibility.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of a lifting mechanism according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a clamping mechanism according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a side of a support frame in accordance with an embodiment of the present utility model;
fig. 5 is a schematic view of a power assembly according to an embodiment of the present utility model.
Reference numerals: 100. a support frame; 200. a hanging mechanism; 210. hanging the piece; 211. a clamping jaw; 220. a drive assembly; 221. a first motor; 222. a driving rod; 223. a bidirectional screw rod; 300. a clamping mechanism; 310. a clamping plate; 320. an elastic rubber pad; 400. a protective mechanism; 410. a bearing frame; 420. a rotating lever; 430. a power assembly; 431. a second motor; 432. a power lever; 433. a worm wheel; 434. a worm.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-5.
The embodiment of the utility model discloses a hoisting device for a zinc electrolysis cathode plate.
Referring to fig. 1 and 2, a zinc electrolysis cathode plate lifting device comprises a support frame 100, wherein the support frame 100 is fixedly connected with a lifting crane. The lifting mechanism 200 is installed on the support frame 100, the lifting mechanism 200 comprises a plurality of lifting pieces 210, the lifting pieces 210 are all installed on the support frame 100, the lifting pieces 210 are arranged at intervals along the length direction of the support frame 100, the support frame 100 is provided with a driving assembly 220, and the driving assembly 220 is used for driving the lifting pieces 210 to lift a plurality of cathode plates respectively. The supporting frame 100 is provided with a clamping mechanism 300, and the clamping mechanism 300 is used for clamping and stabilizing the hung cathode plate.
Referring to fig. 2 and 3, each hanger 210 includes two clamping jaws 211, and the two clamping jaws 211 are recorded as a group, the two clamping jaws 211 are slidably connected to the supporting frame 100, the two clamping jaws 211 slide along directions approaching or separating from each other, and the two clamping jaws 211 located in the group are used for clamping and hanging a cathode plate.
The driving assembly 220 comprises a first motor 221 fixedly connected to the supporting frame 100, a main shaft of the first motor 221 is coaxially and fixedly connected with a driving rod 222, the driving rod 222 is rotatably connected to the supporting frame 100, a rotation axis of the driving rod 222 is parallel to the length direction of the supporting frame 100, a plurality of bidirectional screws 223 are coaxially and fixedly connected to the driving rod 222, the bidirectional screws 223 are arranged at intervals along the length direction of the driving rod 222, the bidirectional screws 223 are arranged in one-to-one correspondence with the clamping jaws 211, two clamping jaws 211 in the same group are in threaded connection with the corresponding bidirectional screws 223, and threads of the two clamping jaws 211 in the same group and the bidirectional screws 223 are in opposite directions. When the cathode plate is hung, the travelling crane drives the support frame 100 to move above the cathode plate, the position of the support frame 100 is adjusted, the multiple groups of clamping jaws 211 on the support frame 100 are positioned at the positions corresponding to the multiple cathode plates one by one, then the first motor 221 is started, the first motor 221 drives the rotating rod 420 to rotate, and the multiple bidirectional screw rods 223 can be driven to synchronously rotate, so that the multiple groups of clamping jaws 211 synchronously hang the multiple cathode plates, and synchronous hanging of the multiple cathode plates is realized.
Referring to fig. 1 and 3, the clamping mechanism 300 includes a plurality of groups of clamping plates 310, the plurality of groups of clamping plates 310 are arranged in one-to-one correspondence with the plurality of groups of clamping jaws 211, each group of clamping plates 310 includes two clamping plates 310, two clamping plates 310 located in the same group are arranged in one-to-one correspondence with two clamping jaws 211 of the same group corresponding to the clamping plates, the clamping plates 310 are fixedly connected to the clamping jaws 211 corresponding to the clamping plates, the clamping plates 310 are vertically arranged, and elastic rubber pads 320 are fixedly connected to one sides, close to each other, of the two clamping plates 310 located in the same group. When the first motor 221 drives the bidirectional screw 223 to rotate so that the two clamping jaws 211 clamp the cathode plate, the two clamping jaws 211 simultaneously drive the two clamping plates 310 fixedly connected with the clamping jaws 211 to move towards the direction close to each other, and when the two clamping jaws 211 hoist the cathode plate, the two clamping plates 310 can clamp the cathode plate simultaneously, so that the stability of the cathode plate in the hoisting process is improved, and the shaking amplitude of the cathode plate in the hoisting process is reduced.
Referring to fig. 1 and 4, in order to reduce the occurrence of accidental dropping of the cathode plate during the handling, a protection mechanism 400 is mounted on the support frame 100, and the protection mechanism 400 is used for secondary protection of the handled cathode plate.
The protection mechanism 400 includes two supporting frames 410, the two supporting frames 410 are rectangular frames, the two supporting frames 410 are respectively located at positions close to two sides of the length direction of the supporting frame 100, the length directions of the two supporting frames 410 are parallel to the length direction of the supporting frame 100, each supporting frame 410 is rotationally connected to the supporting frame 100 through a rotating rod 420, the rotating axis of the rotating rod 420 is parallel to the length direction of the supporting frame 100, the rotating rod 420 is fixedly connected with the supporting frame 410, and the rotating rod 420 is rotationally connected with the supporting frame 100. The support frame 100 is fixedly connected with a power assembly 430, and the power assembly 430 is used for driving the two bearing frames 410 to synchronously rotate reversely.
Referring to fig. 2 and 5, the power assembly 430 includes a second motor 431 fixedly connected to the support frame 100, a main shaft of the second motor 431 is coaxially and fixedly connected to a power rod 432, the power rod 432 is rotatably connected to the support frame 100, a rotation axis of the power rod 432 is parallel to a width direction of the support frame 100, two worms 434 are coaxially and fixedly connected to the power rod 432, the two worms 434 are disposed at intervals along a length direction of the power rod 432, and spiral surfaces of the two worms 434 are opposite in rotation direction. Each rotating rod 420 is coaxially and fixedly connected with a worm wheel 433, two worm wheels 433 and two worm gears 434 are arranged in one-to-one correspondence, and the worm gears 434 are coaxially and fixedly connected with the corresponding worm wheels 433.
Before the cathode plate is hung, the two bearing frames 410 are in an open state, so that the blockage to the hanging of the cathode plate is avoided; after hanging the negative plate, start the second motor 431, utilize second motor 431 drive power pole 432 to rotate, power pole 432 rotates and drives two worms 434 rather than coaxial fixed connection, worm 434 rotates and drives two worm wheels 433 and rotate, then drive two bearing frame 410 rotations, make the bottom frame limit of two bearing frame 410 rotate to the below of negative plate crossbeam, when the negative plate that clamping jaw 211 pressed from both sides got takes place unexpected dropping, will drop to two bearing frame 410 on, utilize two bearing frame 410 to carry out secondary support to the negative plate, reduce the negative plate and drop subaerial possibility.
The embodiment of the utility model relates to a zinc electrolysis cathode plate lifting device, which comprises the following implementation principles: through set up multiunit clamping jaw 211 on braced frame 100 to all fixed connection grip block 310 on every clamping jaw 211, when handling the negative plate, at first drive multiunit clamping jaw 211 remove and collude the negative plate, when two clamping jaw 211 hang the negative plate and get, two grip blocks 310 can carry out the centre gripping to the negative plate simultaneously, and then improve the stability of negative plate at handling in-process, reduce the swing range of negative plate at handling in-process.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (5)
1. A zinc electrolysis negative plate hoist device, its characterized in that: the cathode plate lifting device comprises a supporting frame (100), a lifting mechanism (200) and a clamping mechanism (300), wherein the lifting mechanism (200) is connected to the supporting frame (100), the lifting mechanism (200) is used for lifting a cathode plate, the clamping mechanism (300) is connected to the supporting frame (100), and the clamping mechanism (300) is used for clamping the lifted cathode plate;
the lifting mechanism (200) comprises a plurality of lifting pieces (210), the lifting pieces (210) are connected to the supporting frame (100), and each lifting piece (210) is used for lifting a cathode plate;
each lifting part (210) comprises two clamping jaws (211), the two clamping jaws (211) are recorded as a group, the two clamping jaws (211) are slidably connected to the supporting frame (100), the two clamping jaws (211) move along the direction of approaching or separating from each other, a driving assembly (220) is arranged on the supporting frame (100), each clamping jaw (211) is connected with the driving assembly (220), and the driving assembly (220) is used for driving the two clamping jaws (211) positioned in the same group to move relatively so as to clamp a cathode plate;
the clamping mechanism (300) comprises a plurality of groups of clamping plates (310), the clamping plates (310) are arranged in one-to-one correspondence with the hanging pieces (210), each group of clamping plates (310) comprises two clamping plates (310), two clamping plates (310) in the same group are arranged in one-to-one correspondence with two clamping jaws (211) in the same group, and the clamping plates (310) are fixedly connected with the corresponding clamping plates (310).
2. The zinc electrolysis cathode plate lifting device according to claim 1, wherein: the driving assembly (220) comprises a first motor (221), a driving rod (222) and a plurality of bidirectional screws (223), wherein the first motor (221) is fixedly connected to the supporting frame (100), the driving rod (222) is rotationally connected to the supporting frame (100), the first motor (221) is in transmission connection with the driving rod (222), each bidirectional screw (223) is coaxially and fixedly connected to the driving rod (222), the bidirectional screws (223) are arranged in one-to-one correspondence with the hanging pieces (210), two clamping jaws (211) in the same group are in threaded connection with the bidirectional screws (223) corresponding to the clamping jaws, and the threads of the two clamping jaws (211) in the same group and the threads of the bidirectional screws (223) are opposite in rotation direction.
3. The zinc electrolysis cathode plate lifting device according to claim 1, wherein: one side of the two clamping plates (310) which are positioned in the same group and are close to each other is fixedly connected with an elastic rubber pad (320).
4. The zinc electrolysis cathode plate lifting device according to claim 1, wherein: the support frame (100) is provided with a protection mechanism (400), the protection mechanism (400) comprises two bearing frames (410) and a power component (430), the two bearing frames (410) are all rotationally connected to the support frame (100), the two bearing frames (410) are respectively located at the positions of the two sides of the length direction of the support frame (100), the power component (430) is connected to the support frame (100), the two bearing frames (410) are all connected with the power component (430), and the power component (430) is used for driving the two bearing frames (410) to rotate to the lower portion of the cathode plate beam.
5. The zinc electrolysis cathode plate lifting device according to claim 4, wherein: every bearing frame (410) all is in through dwang (420) rotation connection on braced frame (100), power pack (430) include second motor (431), dwang (432), two worm wheel (433) and two worms (434), second motor (431) fixed connection is in on braced frame (100), dwang (432) rotate and connect on braced frame (100), second motor (431) with dwang (432) transmission connection, two worm (434) all with dwang (432) coaxial fixed connection, two the helicoid of worm (434) revolves opposite, two dwang (420) with two worm wheel (433) one-to-one sets up, worm wheel (433) with its corresponding dwang (420) coaxial fixed connection, two 433) with two worm (434) one-to-one sets up, worm wheel (433) with its corresponding worm wheel (434) meshing connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321111825.1U CN219929400U (en) | 2023-05-06 | 2023-05-06 | Zinc electrolysis negative plate lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321111825.1U CN219929400U (en) | 2023-05-06 | 2023-05-06 | Zinc electrolysis negative plate lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219929400U true CN219929400U (en) | 2023-10-31 |
Family
ID=88499268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321111825.1U Active CN219929400U (en) | 2023-05-06 | 2023-05-06 | Zinc electrolysis negative plate lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219929400U (en) |
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2023
- 2023-05-06 CN CN202321111825.1U patent/CN219929400U/en active Active
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