CN220197276U - Motor housing processing is with burnishing device - Google Patents
Motor housing processing is with burnishing device Download PDFInfo
- Publication number
- CN220197276U CN220197276U CN202321643737.6U CN202321643737U CN220197276U CN 220197276 U CN220197276 U CN 220197276U CN 202321643737 U CN202321643737 U CN 202321643737U CN 220197276 U CN220197276 U CN 220197276U
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- fixed
- motor
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- clamping
- electric telescopic
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- 238000005498 polishing Methods 0.000 claims abstract description 74
- 238000003754 machining Methods 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004078 waterproofing 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
- 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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model provides a polishing device for machining a motor shell, belongs to the technical field of machining of motor shells, and solves the problem that an existing device cannot polish a bevel edge part of a radiating fin. This burnishing device is used in motor housing processing, including the base, be fixed with two supporting seats on the base, be fixed with the support on the base, be fixed with the roof on the support, be fixed with drive arrangement on the support, be provided with electric telescopic handle one on the drive arrangement, be provided with the buckle subassembly on the electric telescopic handle one, be provided with the sanding piece on the buckle subassembly, be fixed with motor one on the support, the output axle head of motor one is provided with clamping assembly. The utility model has the advantages that the motor shell can be polished in all directions, and the bevel edge part of the radiating fin can also be polished.
Description
Technical Field
The utility model belongs to the technical field of motor shell processing, and relates to a polishing device, in particular to a polishing device for motor shell processing.
Background
The motor shell generally refers to the outer shell of all electrical equipment, the motor shell is a protection device of a motor, is manufactured by adopting silicon steel sheets and other materials through stamping and drawing processes, and can well protect the internal equipment of the motor through the processes of rust prevention, plastic spraying and the like on the surface, and has the main functions that: dust, noise and water proofing.
With the rapid development of social economy, the application of motor shells has been very extensive, and the motor shells need to be polished on the outer surfaces in the production process of the motor shells, but the motor shells nowadays are usually manually operated in the polishing process, the polishing process is time-consuming and labor-consuming, and the motor shells are usually manually fixed in the manual polishing process, and the safety of the fixing mode is poor, so a polishing device for motor shell processing is provided to solve the problems.
Through searching, for example, chinese patent literature discloses a polishing device for motor housing processing [ application number: 201921780760.3; publication No.: CN210732098U ]. The device comprises a base, a rubber spring is fixedly connected to the top of the base, a workbench is fixedly connected to the top of the rubber spring, a side plate is fixedly connected to the top of the workbench, a discharging hole is formed in the left side of the side plate, a partition plate is fixedly connected to the inside of the side plate, a top plate is fixedly connected to the top of the side plate, and electric push rods are fixedly installed on the left side and the right side of the bottom of the top plate. This burnishing device is used in motor housing processing has electric putter through setting up roof bottom fixed mounting, can adjust the polishing height, then starts through setting up the polishing motor and drives the pivot and rotate, and the pivot rotates and drives the polishing dish and rotate to can satisfy the motor housing to different models and polish, reach the effect that polishing efficiency is high, thereby effectually solved the motor housing polishing effect poor and the unstable problem that influences polishing quality of location.
The polishing device for motor shell processing disclosed in the patent effectively solves the problem that polishing quality is affected by poor motor shell polishing effect and unstable positioning, but because the radiating fins of part of motor shells are poured together with the motor shell, the device can only polish the surfaces of the radiating fins and the motor shell when polishing, and cannot polish the inclined surface part between the two radiating fins.
Disclosure of Invention
The utility model aims at solving the problems in the prior art, and provides a polishing device for machining a motor shell, which aims at solving the technical problems that: how to polish the motor shell in all directions and polish the bevel edge part of the radiating fin.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides a polishing device is used in motor housing processing, includes the base, is fixed with two supporting seats on the base, is fixed with the support on the base, is fixed with the roof on the support, is fixed with drive arrangement on the support, is provided with electric telescopic handle one on the drive arrangement, is provided with buckle subassembly on the electric telescopic handle one, is provided with the polishing piece on the buckle subassembly, is fixed with motor one on the support, and the output axle head of motor one is provided with clamping assembly.
The working principle of the utility model is as follows: firstly establish the motor shell cover that will polish on clamping assembly, then it fixes motor shell to start clamping assembly, then start drive arrangement, drive electric telescopic handle one through drive arrangement and remove suitable position, then start electric telescopic handle one and drive the buckle subassembly and remove, drive the polishing piece and carry out synchronous movement when the buckle subassembly removes, after removing suitable position, start drive assembly and drive the polishing piece and make a round trip to the recess department of motor shell, after polishing on one side is accomplished, start motor one, drive motor shell and rotate, thereby carry out the polishing of continuity, because polishing piece can cause the damage through long-time polishing, just need open the buckle subassembly and change the polishing piece this moment, so as to guarantee can not become low to motor shell's polishing efficiency.
The driving device comprises a motor II, the motor II is fixedly connected with a support, a screw rod is fixed at the output shaft end of the motor II, a sleeve is connected to the screw rod in a threaded manner, a sliding rod is fixed on the support, the sleeve is in sliding connection with the sliding rod, and the sleeve is fixedly connected with the electric telescopic rod I.
By adopting the structure, the motor II is started to drive the screw rod to rotate, the sleeve is driven to move back and forth when the screw rod rotates, the sleeve can slide on the sliding rod when moving, the sleeve is prevented from rotating along with the screw rod, and the sleeve can drive the electric telescopic rod I to synchronously move when moving.
The buckle subassembly includes fixed block one, fixed block one and electric telescopic handle one fixed connection, set up the jack in the fixed block one, sliding connection has the inserted bar in the jack, be fixed with fixed block two on the inserted bar, set up two smooth chambeies in the fixed block two, smooth intracavity is fixed with the extension spring, be fixed with the polishing block on the extension spring, the cavity has been seted up in polishing block and the smooth chamber sliding connection, cavity sliding connection has the fixture block, be fixed with the spring on the fixture block, the other end and the cavity inner wall fixed connection of spring, the draw-in groove has been seted up on the inserted bar, fixture block and draw-in groove phase-match are fixed with the pull rod on the fixture block, the pull rod extends outside the fixed block one.
By adopting the structure, when the polishing block needs to be replaced, the pull rod is pulled, the pull rod can pull the clamping block and then extrude the spring, then the clamping block can be separated from the clamping groove, then the inserted link is taken out, after the inserted link is taken out, the pull rod is loosened, the spring drives the clamping block to rebound, then the polishing block needing to be replaced is inserted into the slot through the inserted link, the spring can be extruded through the clamping block while being inserted, then the clamping block is pushed continuously, and accordingly the inserted link is fixed again, and the thinner the bevel edge of the radiating fin is polished, the rebound can be realized through the tension spring, so that the polishing block can be always clung to the radiating fin.
The clamping device comprises a rotating rod, wherein the rotating rod is fixedly connected with the output shaft end of a first motor, two clamping plates are fixed on the rotating rod, sliding ways are formed in the upper side and the lower side of the other end of the rotating rod, an electric telescopic rod II is connected in a sliding way, a clamping plate II is fixed on the electric telescopic rod II, a flat plate is fixed on the rotating rod, two threaded holes are formed in the flat plate, a bolt is connected with the threaded holes in a threaded mode, and a pressing plate is connected to the bolt in a rotating mode.
By adopting the structure, firstly, the motor shell is sleeved on the rotating rod, then the right side of the motor shell is abutted against the first clamping plate, at the moment, the second electric telescopic rod is started, the telescopic part of the second electric telescopic rod extends to the wall thickness of the motor shell, and then the rotating bolt drives the pressing plate to move forwards, so that the second electric telescopic rod is pushed to slide in the slideway, and when the second clamping plate is driven to contact with the left side of the motor shell while sliding, the rotating bolt is stopped, so that the motor shell is fixed.
Rubber pads are fixed on the first clamping plate and the second clamping plate.
The rubber pads fixed on the clamping plate I and the clamping plate II can prevent the clamping plate I and the clamping plate II from directly contacting with the motor shell, thereby causing abrasion.
The front end of the inserted link is of a circular arc structure.
By adopting the structure, the front end of the inserted link is of the arc-shaped structure, so that the clamping block can be pushed more conveniently, and the clamping block is inserted into the clamping groove.
Compared with the prior art, the polishing device for machining the motor shell has the following advantages:
1. firstly establish the motor shell cover that will polish on clamping assembly, then it fixes motor shell to start clamping assembly, then start drive arrangement, drive electric telescopic handle one through drive arrangement and remove suitable position, then start electric telescopic handle one and drive the buckle subassembly and remove, drive the polishing piece and carry out synchronous movement when the buckle subassembly removes, after removing suitable position, start drive assembly and drive the polishing piece and make a round trip to the recess department of motor shell, after polishing on one side is accomplished, start motor one, drive motor shell and rotate, thereby carry out the polishing of continuity, because polishing piece can cause the damage through long-time polishing, just need open the buckle subassembly and change the polishing piece this moment, so as to guarantee can not become low to motor shell's polishing efficiency.
2. Starting the second motor, driving the screw rod to rotate, driving the sleeve to move back and forth when the screw rod rotates, sliding the sleeve on the sliding rod when moving, preventing the sleeve from rotating along with the screw rod, and driving the first electric telescopic rod to synchronously move when the sleeve moves.
3. When needs change the polishing piece, pulling pull rod, the pull rod can pull the fixture block then extrudees the spring, then the fixture block can break away from the draw-in groove, then take out the inserted bar, after the inserted bar is taken out, loosen the pull rod, the spring drives the fixture block and kick-backs, then insert the polishing piece that needs to be changed in the slot through the inserted bar, can extrude the spring through the fixture block when the insertitivity, then continue to promote, the fixture block can insert in the draw-in groove, thereby fix the inserted bar again, because the hypotenuse department of fin is polished more thinly more when polishing, will rebound through the extension spring this moment, thereby guarantee that the polishing piece can be hugged closely the fin always.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a side view of the support base of the present utility model.
Fig. 3 is a schematic structural view of the clamping device in the present utility model.
Fig. 4 is a schematic structural view of the buckle assembly in the present utility model.
Fig. 5 is a schematic view of the structure of the sanding block of the present utility model.
In the figure, 1, a base; 2. a support base; 3. a bracket; 4. a top plate; 5. an electric telescopic rod I; 6. polishing the block; 7. a first motor; 8. a second motor; 9. a screw rod; 10. a sleeve; 11. a slide bar; 12. a first fixed block; 13. a rod; 14. a clamping block; 15. a spring; 16. a pull rod; 17. a rotating rod; 18. a clamping plate I; 19. an electric telescopic rod II; 20. a flat plate; 21. a rubber pad; 22. a bolt; 23. a pressing plate; 24. a tension spring; 25. a second fixed block; 26. and a clamping plate II.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1-5, the polishing device for machining the motor shell comprises a base 1, two supporting seats 2 are fixed on the base 1, a support 3 is fixed on the base 1, a top plate 4 is fixed on the support 3, a driving device is fixed on the support 3, an electric telescopic rod I5 is arranged on the driving device, a buckle assembly is arranged on the electric telescopic rod I5, a polishing block 6 is arranged on the buckle assembly, a motor I7 is fixed on the support 3, and a clamping assembly is arranged at the output shaft end of the motor I7.
Firstly, establish the motor shell cover that needs to polish on the clamping component, then fix motor shell at the start-up clamping component, then start drive arrangement, drive electric telescopic handle one 5 through drive arrangement and remove suitable position, then start electric telescopic handle one 5 and drive buckle subassembly and remove, drive the polishing piece 6 and carry out synchronous movement when buckle subassembly removes, after removing suitable position, start drive subassembly and drive polishing piece 6 and make a round trip to the recess department of motor shell, after polishing on one side is accomplished, start motor one 7, drive motor shell and rotate, thereby carry out the continuity polish, because polishing piece 6 can cause the damage through polishing for a long time, just need open buckle subassembly and change polishing piece 6 this moment, so as to guarantee can not become low to motor shell's polishing efficiency.
The driving device comprises a second motor 8, the second motor 8 is fixedly connected with the support 3, a screw rod 9 is fixed at the output shaft end of the second motor 8, a sleeve 10 is connected to the screw rod 9 in a threaded manner, a slide rod 11 is fixed to the support 3, the sleeve 10 is in sliding connection with the slide rod 11, and the sleeve 10 is fixedly connected with the first electric telescopic rod 5.
Starting the second motor 8, driving the second motor 8 to drive the wire 9 rod to rotate, driving the sleeve 10 to move back and forth while the screw rod 9 rotates, sliding the sleeve 10 on the slide rod 11 while moving, preventing the sleeve 10 from rotating along with the screw rod 9, and driving the first electric telescopic rod 5 to synchronously move while the sleeve 10 moves.
The buckle subassembly includes fixed block one 12, fixed block one 12 and electric telescopic handle one 5 fixed connection, set up the jack in the fixed block one 12, sliding connection has inserted bar 13 in the jack, be fixed with fixed block two 25 on the inserted bar 13, set up two smooth chambeies in the fixed block two 25, smooth intracavity is fixed with extension spring 24, be fixed with the piece 6 of polishing on the extension spring 24, the piece 6 of polishing and smooth chamber sliding connection have been seted up the cavity in the fixed block one 12, cavity sliding connection has fixture block 14, be fixed with spring 15 on the fixture block 14, the other end and the cavity inner wall fixed connection of spring 15, the draw-in groove has been seted up on the inserted bar 13, fixture block 14 and draw-in groove assorted, be fixed with pull rod 16 on the fixture block 14, pull rod 16 extends outside the fixed block one 12.
When the polishing block 6 needs to be replaced, the pull rod 16 is pulled, the pull rod 16 pulls the clamping block 14 and then extrudes the spring 15, then the clamping block 14 is separated from the clamping groove, then the inserting rod 13 is taken out, after the inserting rod 13 is taken out, the pull rod 16 is loosened, the spring 15 drives the clamping block 14 to rebound, then the polishing block 6 needing to be replaced is inserted into the slot through the inserting rod 13, the clamping block 14 is used for extruding the spring 15 while being inserted, then the pushing is continued, the clamping block 14 is inserted into the clamping groove, so that the inserting rod 13 is fixed again, and the thinner the bevel edge of the radiating fin is polished when polishing is carried out, the rebound is carried out through the tension spring 24, and the polishing block 6 can be always attached to the radiating fin.
The clamping device comprises a rotary rod 17, the rotary rod 17 is fixedly connected with the output shaft end of the first motor 7, two clamping plates I18 are fixed on the rotary rod 17, slide ways are arranged on the upper side and the lower side of the other end of the rotary rod 17, an electric telescopic rod II 19 is connected in a sliding mode, a clamping plate II 26 is fixed on the electric telescopic rod II 19, a flat plate 20 is fixed on the rotary rod 17, two threaded holes are formed in the flat plate 20, bolts 22 are connected in threaded holes in a threaded mode, and a pressing plate 23 is connected to the bolts 22 in a rotating mode.
Firstly, the motor housing is sleeved on the rotary rod 17, then the right side of the motor housing is abutted against the first clamping plate 18, at the moment, the second electric telescopic rod 19 is started, the telescopic part of the second electric telescopic rod 19 extends to the wall thickness of the motor housing, then the rotary bolt 22 drives the pressing plate 23 to move forwards, so that the second electric telescopic rod 19 is pushed to slide in the slideway, and when the second clamping plate 26 is driven to contact with the left side of the motor housing while sliding, the rotary bolt 22 is stopped, so that the motor housing is fixed.
Rubber pads 23 are fixed on the first clamping plate 18 and the second clamping plate 26.
The rubber pads fixed on the first 18 and second 26 clamping plates prevent the first 18 and second 26 clamping plates from directly contacting the motor housing, thereby causing wear.
The front end of the inserted link 13 has a circular arc structure.
The front end of the inserted link 13 has a circular arc structure, so that the clamping block 14 can be pushed more conveniently, and the clamping block 14 is inserted into the clamping groove.
The working principle of the utility model is that firstly, a motor housing is sleeved on a rotary rod 17, then the right side of the motor housing is abutted against a clamping plate I18, at the moment, an electric telescopic rod II 19 is started, the telescopic part of the electric telescopic rod II 19 extends to the wall thickness of the motor housing, then a pressing plate 23 is driven to move forwards by a rotary bolt 22, so that the electric telescopic rod II 19 is pushed to slide in a slideway, at the same time of sliding, the clamping plate II 26 is driven to contact with the left side of the motor housing, the rotary bolt 22 is stopped, so that the motor housing is fixed, after the fixing is completed, a motor II 8 drives a wire 9 rod to rotate, the sleeve 10 is driven to move back and forth while a screw rod 9 rotates, the sleeve 10 slides on a slide rod 11, the sleeve 10 is prevented from rotating along with the screw rod 9, at the same time of sleeve 10 moves synchronously, then a polishing block 6 is driven to a proper position by the first rotary bolt 5, at the same time, a motor II 8 drives a polishing block to move back and forth on the motor housing, when the motor is slid, a polishing block 7 is driven by the motor is completed, a clamping block 16 is driven by the first motor 7, a clamping block 16 is driven by the clamping block 16 is pushed by a spring 14, the clamping block is pushed by a clamping block 14, the clamping block is pushed by a spring 14 is pushed by a clamping block 14, the clamping block is pushed by a spring 13, the clamping block is pushed by a clamping block 14, the clamping rod is broken, the clamping rod is 14 is pushed by a spring 13, the clamping rod is pushed by a clamping rod is 13, the clamping rod is pushed by a spring is 13, the clamping rod is pushed by the clamping rod is 13, the clamping rod is broken by the clamping rod is 13 is pushed by the clamping rod is 13 and the a spring is pushed by the a spring is 13 and the a spring is pushed, then continue pushing, fixture block 14 will insert in the draw-in groove to fix inserted bar 13 again, resume polishing, because will polish the hypotenuse department of fin more thin when polishing, will rebound through extension spring 24 this moment, thereby guarantee polishing piece 6 can be hugged closely the fin all the time.
In conclusion, through the cooperation of drive arrangement, buckle subassembly and centre gripping subassembly, realize can all-round polishing to the motor casing to fin hypotenuse part also can polish the function.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides a polishing device is used in motor housing processing, includes base (1), its characterized in that, be fixed with two supporting seat (2) on base (1), be fixed with support (3) on base (1), be fixed with roof (4) on support (3), be fixed with drive arrangement on support (3), be provided with electric telescopic handle one (5) on the drive arrangement, be provided with buckle subassembly on electric telescopic handle one (5), be provided with on the buckle subassembly and beat grinding piece (6), be fixed with motor one (7) on support (3), the output axle head of motor one (7) is provided with clamping assembly.
2. The polishing device for machining a motor housing according to claim 1, wherein the driving device comprises a motor II (8), the motor II (8) is fixedly connected with the support (3), a screw rod (9) is fixed at the output shaft end of the motor II (8), a sleeve (10) is connected to the screw rod (9) in a threaded manner, a sliding rod (11) is fixed on the support (3), the sleeve (10) is in sliding connection with the sliding rod (11), and the sleeve (10) is fixedly connected with the electric telescopic rod I (5).
3. The polishing device for machining a motor housing according to claim 1, wherein the clamping assembly comprises a first fixed block (12), the first fixed block (12) is fixedly connected with the first electric telescopic rod (5), a jack is formed in the first fixed block (12), an inserting rod (13) is connected in a sliding mode in the jack, a second fixed block (25) is fixed on the inserting rod (13), two sliding cavities are formed in the second fixed block (25), tension springs (24) are fixed in the sliding cavities, polishing blocks (6) are fixedly connected with the sliding cavities in a sliding mode, cavities are formed in the first fixed block (12), clamping blocks (14) are fixedly connected with the cavities in a sliding mode, springs (15) are fixedly arranged on the clamping blocks (14), the other ends of the springs (15) are fixedly connected with the inner walls of the cavities, clamping grooves are formed in the inserting rod (13), the clamping blocks (14) are matched with the clamping grooves, and the tension rods (16) are fixedly connected with the outer fixed blocks (16) in the outer fixed blocks (12).
4. The polishing device for machining of a motor housing according to claim 1, wherein the clamping assembly comprises a rotating rod (17), the rotating rod (17) is fixedly connected with an output shaft end of the first motor (7), two first clamping plates (18) are fixed on the rotating rod (17), sliding ways are arranged on the upper side and the lower side of the other end of the rotating rod (17), an electric telescopic rod II (19) is slidably connected in the sliding ways, a second clamping plate (26) is fixed on the electric telescopic rod II (19), a flat plate (20) is fixed on the rotating rod (17), two threaded holes are formed in the flat plate (20), bolts (22) are connected in a threaded mode, and a pressing plate (23) is connected to the bolts (22) in a rotating mode.
5. The polishing device for machining a motor housing according to claim 4, wherein rubber pads (21) are fixed to the first clamping plate (18) and the second clamping plate (26).
6. A polishing device for machining a motor housing according to claim 3, wherein the front end of the insert rod (13) has a circular arc-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321643737.6U CN220197276U (en) | 2023-06-27 | 2023-06-27 | Motor housing processing is with burnishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321643737.6U CN220197276U (en) | 2023-06-27 | 2023-06-27 | Motor housing processing is with burnishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220197276U true CN220197276U (en) | 2023-12-19 |
Family
ID=89153487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321643737.6U Active CN220197276U (en) | 2023-06-27 | 2023-06-27 | Motor housing processing is with burnishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220197276U (en) |
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2023
- 2023-06-27 CN CN202321643737.6U patent/CN220197276U/en active Active
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