CN220914099U - Dual-motor control isolation operating mechanism - Google Patents
Dual-motor control isolation operating mechanism Download PDFInfo
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- CN220914099U CN220914099U CN202322681419.5U CN202322681419U CN220914099U CN 220914099 U CN220914099 U CN 220914099U CN 202322681419 U CN202322681419 U CN 202322681419U CN 220914099 U CN220914099 U CN 220914099U
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- grounding
- isolation
- linkage
- frame
- shaft
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- 238000002955 isolation Methods 0.000 title claims abstract description 127
- 230000005540 biological transmission Effects 0.000 claims abstract description 52
- 238000004146 energy storage Methods 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 7
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000875 corresponding effect Effects 0.000 description 6
- 244000309464 bull Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a dual-motor control isolation operating mechanism, which comprises a frame, a main shaft mechanism arranged on the frame, an isolation operating mechanism and a grounding operating mechanism which are respectively arranged on the frame and are linked with the main shaft mechanism to form linkage, and an energy storage mechanism arranged between the isolation operating mechanism and the grounding operating mechanism; the isolation operation mechanism comprises an isolation driving motor and an isolation operation shaft, the isolation driving motor is mounted on the frame, the isolation operation shaft is rotatably arranged on the frame, and the isolation driving motor is connected with the isolation operation shaft through a first reduction transmission assembly; the grounding operation mechanism comprises a grounding driving motor and a grounding operation shaft, the grounding driving motor is installed on the frame, the grounding operation shaft is rotatably arranged on the frame, and the grounding driving motor is connected with the grounding operation shaft through a second reduction transmission assembly. The utility model has the advantages of simple structure, low cost and convenient maintenance.
Description
Technical Field
The utility model relates to the technical field of power switching equipment, in particular to a double-motor control isolation operating mechanism.
Background
At present, a plurality of large-scale electric stations have widely used ring main units; the ring main unit has the advantages of simple structure, safe and reliable operation, low maintenance frequency and low operation cost, and compared with the traditional switch cabinet, the ring main unit has outstanding advantages. In the ring main unit technology, an isolating switch is commonly used. The isolating switch is used as a circuit switch in the ring main unit, so that the isolating switch has a common switching effect, and can ensure that the safety fracture and the isolation lower end are reliably grounded, thereby absolutely ensuring the safety of circuit maintenance and overhaul personnel. Is one of very important components in the ring main unit.
The existing electric control isolation operating mechanism is usually that a single motor drives a grounding shaft and an isolation shaft to rotate through a transmission mechanism and drives a deflector rod mechanism to realize isolation on-off operation and grounding on-off operation.
Disclosure of utility model
The utility model aims to provide a double-motor control isolation operating mechanism which has the advantages of simple structure, low cost and convenience in maintenance.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the double-motor control isolation operating mechanism comprises a frame, a main shaft mechanism arranged on the frame, an isolation operating mechanism and a grounding operating mechanism which are arranged on the frame and respectively in linkage with the main shaft mechanism to form linkage, and an energy storage mechanism arranged between the isolation operating mechanism and the grounding operating mechanism; the method is characterized in that: the isolation operation mechanism comprises an isolation driving motor and an isolation operation shaft, the isolation driving motor is mounted on the frame, the isolation operation shaft is rotatably arranged on the frame, and the isolation driving motor is connected with the isolation operation shaft through a first reduction transmission assembly; the grounding operation mechanism comprises a grounding driving motor and a grounding operation shaft, the grounding driving motor is installed on the frame, the grounding operation shaft is rotatably arranged on the frame, and the grounding driving motor is connected with the grounding operation shaft through a second reduction transmission assembly.
The utility model is further arranged that the first reduction transmission assembly comprises a first pinion and a first large gear, the first pinion and the first large gear are respectively installed on an output shaft of the isolation driving motor and an isolation operation shaft in a linkage way, and the first pinion is meshed with the first large gear; the second reduction transmission assembly comprises a second pinion and a second bull gear, and the second pinion and the second bull gear are respectively installed on an output shaft of the grounding driving motor and the isolation operation shaft in a linkage mode.
The utility model is further arranged that the first pinion is linked with the output shaft of the isolation driving motor in a key connection mode, and the second pinion is linked with the output shaft of the grounding driving motor in a key connection mode.
The utility model is further characterized in that a first polygonal linkage part is arranged on the isolation operation shaft, a first polygonal linkage hole matched with the first polygonal linkage part is arranged on the first large gear, a second polygonal linkage part is arranged on the grounding operation shaft, and a second polygonal linkage hole matched with the second polygonal linkage part is arranged on the second large gear.
The utility model is further arranged that the first large gear comprises a first linkage disc and a first outer gear ring, the first linkage disc is mounted on the isolation operation shaft in a linkage way, the first outer gear ring is rotatably arranged on the periphery of the first linkage disc, a first arc-shaped abdication groove is formed in the inner periphery of the first outer gear ring, and a first linkage convex part which is slidably arranged in the first arc-shaped abdication groove is formed in the periphery of the first linkage disc; the second gear wheel comprises a second linkage disc and a second outer gear ring, the second linkage disc is installed on the grounding operation shaft in a linkage mode, the second outer gear ring is rotatably arranged on the outer periphery of the second linkage disc, a second arc-shaped abdicating groove is formed in the inner periphery of the second outer gear ring, and a second linkage protruding portion which is slidably arranged in the second arc-shaped abdicating groove is arranged on the outer periphery of the second linkage disc.
The utility model is further arranged that the energy storage mechanism comprises an energy storage spring, an isolation transmission frame and a grounding transmission frame, wherein the isolation transmission frame and the grounding transmission frame are respectively installed on an isolation operation shaft and a grounding operation shaft in a linkage manner, the isolation transmission frame and the grounding transmission frame are respectively and movably connected with a first spring seat and a second spring seat, and two ends of the energy storage spring are respectively connected with the first spring seat and the second spring seat; the two ends of the isolating transmission frame are respectively provided with an isolating closing protrusion and an isolating opening protrusion, the frame is provided with an isolating closing limiting shaft matched with the isolating closing protrusion and an isolating opening limiting shaft matched with the isolating opening protrusion, the two ends of the grounding transmission frame are respectively provided with a grounding closing protrusion and a grounding opening protrusion, and the frame is provided with a grounding closing limiting shaft matched with the grounding closing protrusion and a grounding opening limiting shaft matched with the grounding opening protrusion.
The utility model is further arranged that the front part of the frame is also connected with an outer panel, and a manual isolation operation hole and a manual grounding operation hole are respectively formed in the positions, corresponding to the front parts of the isolation operation shaft and the grounding operation shaft, on the outer panel.
The utility model is further characterized in that a baffle plate for blocking at least one of the manual isolation operation hole and the manual grounding operation hole is also arranged on the outer panel in a sliding manner, a sliding hole is formed in the outer panel, the extending direction of the sliding hole is the same as the extending direction of a connecting line between the manual isolation operation hole and the manual grounding operation hole, and a push rod penetrating through the sliding hole is arranged on the baffle plate.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the isolation driving motor and the grounding driving motor are arranged to respectively and independently control the isolation operation shaft and the grounding operation shaft, the isolation driving motor and the isolation operation shaft are driven through the first speed reduction transmission assembly (gear set), and the grounding driving motor and the grounding operation shaft are driven through the second speed reduction transmission assembly (gear set). When in grounding operation, the operation isolation driving motor drives the isolation operation shaft to rotate to a switching-off position, the operation grounding driving motor drives the grounding operation shaft to rotate to a switching-on position, and the corresponding action of the main shaft realizes grounding switching-on; during isolation operation, the operation grounding driving motor drives the grounding operation shaft to rotate to a switching-off position, the operation isolation driving motor drives the isolation operation shaft to rotate to a switching-on position, and the corresponding action of the main shaft realizes isolation switching-on. The isolation operating mechanism has the advantages of simple and reliable structure, low production cost and very convenient later maintenance.
Drawings
FIG. 1 is a perspective view of the whole of the present utility model;
FIG. 2 is a schematic diagram of the first and second reduction gear assemblies of the present utility model;
FIG. 3 is a schematic diagram of an energy storage mechanism according to the present utility model;
Fig. 4 is a front view of the entire present utility model.
In the figure: 1. a frame; 2. a spindle mechanism; 3. isolating the operating mechanism; 4. a grounding operation mechanism; 5. an energy storage mechanism; 6. isolating the drive motor; 7. isolating the operating shaft; 8. a first reduction drive assembly; 9. a ground driving motor; 10. a ground operation shaft; 11. a second reduction drive assembly; 12. a first pinion gear; 13. a first gearwheel; 14. a second pinion gear; 15. a second gearwheel; 16. a first polygonal linkage portion; 17. a first polygonal linkage hole; 18. a second polygonal linkage portion; 19. a second polygonal linkage hole; 20. a first linkage disc; 21. a first outer ring gear; 22. a first arc-shaped abdication groove; 23. a first interlocking convex portion; 24. a second linkage disc; 25. a second outer ring gear; 26. a second arc-shaped abdication groove; 27. a second interlocking protrusion; 28. an energy storage spring; 29. isolating the transmission frame; 30. a grounding transmission frame; 31. a first spring seat; 32. a second spring seat; 33. isolating the closing protrusion; 34. isolation brake-separating bulges; 35. isolating the closing limiting shaft; 36. isolating the brake-separating limiting shaft; 37. a grounding closing protrusion; 38. a grounding brake-separating protrusion; 39. the grounding switch-on limiting shaft; 40. the grounding brake-separating limiting shaft; 41. an outer panel; 42. manually isolating the operation hole; 43. a manual grounding operation hole; 44. a baffle; 45. a slide hole; 46. a push rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: the double-motor control isolation operating mechanism as shown in the accompanying drawings 1-4 comprises a frame 1, a main shaft mechanism 2 arranged on the frame 1, an isolation operating mechanism 3 and a grounding operating mechanism 4 which are arranged on the frame 1 and respectively linked with the main shaft mechanism 2 to form linkage, and an energy storage mechanism 5 arranged between the isolation operating mechanism 3 and the grounding operating mechanism 4; the isolation operating mechanism 3 comprises an isolation driving motor 6 and an isolation operating shaft 7, the isolation driving motor 6 is installed on the frame 1, the isolation operating shaft 7 is rotatably arranged on the frame 1, and the isolation driving motor 6 is connected with the isolation operating shaft 7 through a first reduction transmission assembly 8; the grounding operation mechanism 4 comprises a grounding driving motor 9 and a grounding operation shaft 10, the grounding driving motor 9 is installed on the frame 1, the grounding operation shaft 10 is rotatably arranged on the frame 1, and the grounding driving motor 9 is connected with the grounding operation shaft 10 through a second reduction transmission assembly 11.
As shown in fig. 2, the first reduction transmission assembly 8 includes a first pinion 12 and a first large gear 13, the first pinion 12 and the first large gear 13 are respectively mounted on the output shaft of the isolation driving motor 6 and the isolation operation shaft 7 in a linkage manner, and the first pinion 12 and the first large gear 13 are meshed; the second reduction transmission assembly 11 comprises a second pinion 14 and a second large gear 15, and the second pinion 14 and the second large gear 15 are respectively installed on the output shaft of the grounding driving motor 9 and the isolation operation shaft 7 in a linkage manner.
As shown in fig. 2, the first pinion 12 is linked with the output shaft of the isolation driving motor 6 by a key connection manner, and the second pinion 14 is linked with the output shaft of the ground driving motor 9 by a key connection manner.
The isolating operation shaft 7 is provided with a first polygonal linkage part 16, the first large gear 13 is provided with a first polygonal linkage hole 17 matched with the first polygonal linkage part 16, the grounding operation shaft 10 is provided with a second polygonal linkage part 18, the second large gear 15 is provided with a second polygonal linkage hole 19 matched with the second polygonal linkage part 18, the polygonal linkage parts and the polygonal linkage holes are all hexagonal, and the first large gear 13 and the second large gear 15 can be respectively limited on the isolating operation shaft 7 and the grounding operation shaft 10 through snap springs.
As shown in fig. 2, the first large gear 13 includes a first linkage disc 20 and a first outer gear ring 21, the first linkage disc 20 is mounted on the isolation operation shaft 7 in a linkage manner, the first outer gear ring 21 is rotatably disposed on the outer periphery of the first linkage disc 20, a first arc-shaped abdication groove 22 is disposed on the inner periphery of the first outer gear ring 21, and a first linkage convex portion 23 slidably disposed in the first arc-shaped abdication groove 22 is disposed on the outer periphery of the first linkage disc 20; the second large gear 15 comprises a second linkage disc 24 and a second outer gear ring 25, the second linkage disc 24 is mounted on the grounding operation shaft 10 in a linkage manner, the second outer gear ring 25 is rotatably arranged on the outer periphery of the second linkage disc 24, a second arc-shaped yielding groove 26 is formed in the inner periphery of the second outer gear ring 25, and a second linkage convex portion 27 which is slidably arranged in the second arc-shaped yielding groove 26 is arranged on the outer periphery of the second linkage disc 24. The first outer gear ring 21 can rotate in a small range relative to the first linkage disc 20, and the second outer gear ring 25 can also rotate in a small range relative to the second linkage disc 24, so that the motor shafts of the isolation driving motor 6 and the grounding driving motor 9 are prevented from being driven to rotate when the manual operation is switched, and the motor protection function is realized.
As shown in fig. 3, the energy storage mechanism 5 includes an energy storage spring 28, an isolation transmission frame 29 and a grounding transmission frame 30, the isolation transmission frame 29 and the grounding transmission frame 30 are respectively and jointly installed on the isolation operation shaft 7 and the grounding operation shaft 10, the isolation transmission frame 29 and the grounding transmission frame 30 are respectively and movably connected with a first spring seat 31 and a second spring seat 32, and two ends of the energy storage spring 28 are respectively connected with the first spring seat 31 and the second spring seat 32; the two ends of the isolating transmission frame 29 are respectively provided with an isolating closing protrusion 33 and an isolating brake separating protrusion 34, the frame 1 is provided with an isolating closing limiting shaft 35 matched with the isolating closing protrusion 33 and an isolating brake separating limiting shaft 36 matched with the isolating brake separating protrusion 34, the two ends of the grounding transmission frame 30 are respectively provided with a grounding closing protrusion 37 and a grounding brake separating protrusion 38, and the frame 1 is provided with a grounding closing limiting shaft 39 matched with the grounding closing protrusion 37 and a grounding brake separating limiting shaft 40 matched with the grounding brake separating protrusion 38.
As shown in fig. 4, the front part of the frame 1 is further connected with an outer panel 41, and a manual isolation operation hole 42 and a manual grounding operation hole 43 are respectively formed on the outer panel 41 at positions corresponding to the front parts of the isolation operation shaft 7 and the grounding operation shaft 10. The outer panel 41 is further provided with a baffle 44 for blocking at least one of the manual isolation operation hole 42 and the manual grounding operation hole 43 in a sliding manner, the outer panel 41 is provided with a sliding hole 45, the extending direction of the sliding hole 45 is the same as the extending direction of a connecting line between the manual isolation operation hole 42 and the manual grounding operation hole 43, and the baffle 44 is provided with a push rod 46 penetrating through the sliding hole 45. In the electric control state, the baffle plate 44 completely blocks the manual isolation operation hole 42 and the manual grounding operation hole 43; in the manual state, the shutter 44 blocks the manual isolation operation hole 42 alone or blocks the manual ground operation hole 43 alone.
Working principle: the isolation driving motor 6 and the grounding driving motor 9 are arranged to respectively and independently control the isolation operation shaft 7 and the grounding operation shaft 10, the isolation driving motor 6 and the isolation operation shaft 7 are driven through a first reduction transmission assembly 8 (gear set), and the grounding driving motor 9 and the grounding operation shaft 10 are driven through a second reduction transmission assembly 11 (gear set). During grounding operation, the operation isolation driving motor 6 drives the isolation operation shaft 7 to rotate to a brake separating position, the operation grounding driving motor 9 drives the grounding operation shaft 10 to rotate to a brake closing position, the grounding brake closing protrusion 37 of the grounding transmission frame 30 is abutted to the grounding brake closing limiting shaft 39 under the action of the energy storage spring 28, the isolation brake separating protrusion 34 of the isolation transmission frame 29 is abutted to the isolation brake separating limiting shaft 36, and the corresponding action of the main shaft (the grounding transmission frame 30 drives the main shaft to rotate through the connecting rod) realizes grounding brake closing; during isolation operation, the operation grounding driving motor 9 drives the grounding operation shaft 10 to rotate to the opening position, the operation isolation driving motor 6 drives the isolation operation shaft 7 to rotate to the closing position, the grounding opening protrusion 38 of the grounding transmission frame 30 is abutted to the grounding opening limiting shaft 40 under the action of the energy storage spring 28, the isolation closing protrusion 33 of the isolation transmission frame 29 is abutted to the isolation closing limiting shaft 35, and the corresponding action of the main shaft (the isolation transmission frame 29 drives the main shaft to rotate through the connecting rod) realizes isolation closing.
Claims (8)
1. The double-motor control isolation operating mechanism comprises a frame (1), a main shaft mechanism (2) arranged on the frame (1), an isolation operating mechanism (3) and a grounding operating mechanism (4) which are respectively linked with the main shaft mechanism (2) on the frame (1) to form linkage, and an energy storage mechanism (5) arranged between the isolation operating mechanism (3) and the grounding operating mechanism (4); the method is characterized in that: the isolation operating mechanism (3) comprises an isolation driving motor (6) and an isolation operating shaft (7), the isolation driving motor (6) is installed on the frame (1), the isolation operating shaft (7) is rotatably arranged on the frame (1), and the isolation driving motor (6) is connected with the isolation operating shaft (7) through a first reduction transmission assembly (8); the grounding operation mechanism (4) comprises a grounding driving motor (9) and a grounding operation shaft (10), the grounding driving motor (9) is installed on the frame (1), the grounding operation shaft (10) is rotatably arranged on the frame (1), and the grounding driving motor (9) is connected with the grounding operation shaft (10) through a second reduction transmission assembly (11).
2. A dual motor control isolation operating mechanism as claimed in claim 1, wherein: the first reduction transmission assembly (8) comprises a first pinion (12) and a first large gear (13), the first pinion (12) and the first large gear (13) are respectively installed on an output shaft of the isolation driving motor (6) and the isolation operation shaft (7) in a linkage manner, and the first pinion (12) is meshed with the first large gear (13); the second reduction transmission assembly (11) comprises a second pinion (14) and a second large gear (15), and the second pinion (14) and the second large gear (15) are respectively and jointly installed on an output shaft of the grounding driving motor (9) and the isolation operation shaft (7).
3. A dual motor control isolation operating mechanism as claimed in claim 2, wherein: the first pinion (12) is linked with an output shaft of the isolation driving motor (6) in a key connection mode, and the second pinion (14) is linked with an output shaft of the grounding driving motor (9) in a key connection mode.
4. A dual motor control isolation operating mechanism as claimed in claim 2, wherein: the isolating operation shaft (7) is provided with a first polygonal linkage part (16), the first large gear (13) is provided with a first polygonal linkage hole (17) matched with the first polygonal linkage part (16), the grounding operation shaft (10) is provided with a second polygonal linkage part (18), and the second large gear (15) is provided with a second polygonal linkage hole (19) matched with the second polygonal linkage part (18).
5. A dual motor control isolation operating mechanism as claimed in claim 2, wherein: the first large gear (13) comprises a first linkage disc (20) and a first outer gear ring (21), the first linkage disc (20) is installed on the isolation operation shaft (7) in a linkage mode, the first outer gear ring (21) is rotatably arranged on the periphery of the first linkage disc (20), a first arc-shaped abdication groove (22) is formed in the inner periphery of the first outer gear ring (21), and a first linkage convex part (23) which is slidably arranged in the first arc-shaped abdication groove (22) is arranged on the periphery of the first linkage disc (20); the second large gear (15) comprises a second linkage disc (24) and a second outer gear ring (25), the second linkage disc (24) is installed on the grounding operation shaft (10) in a linkage mode, the second outer gear ring (25) is rotationally arranged on the outer periphery of the second linkage disc (24), a second arc-shaped abdication groove (26) is formed in the inner periphery of the second outer gear ring (25), and a second linkage convex portion (27) which is arranged in the second arc-shaped abdication groove (26) in a sliding mode is arranged on the outer periphery of the second linkage disc (24).
6. The dual motor control isolation operating mechanism of claim 5, wherein: the energy storage mechanism (5) comprises an energy storage spring (28), an isolation transmission frame (29) and a grounding transmission frame (30), wherein the isolation transmission frame (29) and the grounding transmission frame (30) are respectively and movably arranged on an isolation operation shaft (7) and a grounding operation shaft (10), a first spring seat (31) and a second spring seat (32) are respectively and movably connected on the isolation transmission frame (29) and the grounding transmission frame (30), and two ends of the energy storage spring (28) are respectively connected to the first spring seat (31) and the second spring seat (32); the isolating transmission frame is characterized in that isolating closing protrusions (33) and isolating opening protrusions (34) are respectively arranged at two ends of the isolating transmission frame (29), isolating closing limiting shafts (35) matched with the isolating closing protrusions (33) and isolating opening limiting shafts (36) matched with the isolating opening protrusions (34) are arranged on the frame (1), grounding closing protrusions (37) and grounding opening protrusions (38) are respectively arranged at two ends of the grounding transmission frame (30), and grounding closing limiting shafts (39) matched with the grounding closing protrusions (37) and grounding opening limiting shafts (40) matched with the grounding opening protrusions (38) are arranged on the frame (1).
7. A dual motor control isolation operating mechanism as claimed in claim 1, wherein: the front part of the frame (1) is also connected with an outer panel (41), and a manual isolation operation hole (42) and a manual grounding operation hole (43) are respectively formed in the positions, corresponding to the front parts of the isolation operation shaft (7) and the grounding operation shaft (10), on the outer panel (41).
8. The dual motor control isolation operating mechanism of claim 7, wherein: the outer panel (41) is further provided with a baffle (44) for blocking at least one of the manual isolation operation hole (42) and the manual grounding operation hole (43) in a sliding manner, the outer panel (41) is provided with a sliding hole (45), the extending direction of the sliding hole (45) is the same as the extending direction of a connecting line between the manual isolation operation hole (42) and the manual grounding operation hole (43), and the baffle (44) is provided with a push rod (46) penetrating through the sliding hole (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322681419.5U CN220914099U (en) | 2023-09-28 | 2023-09-28 | Dual-motor control isolation operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322681419.5U CN220914099U (en) | 2023-09-28 | 2023-09-28 | Dual-motor control isolation operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220914099U true CN220914099U (en) | 2024-05-07 |
Family
ID=90906026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322681419.5U Active CN220914099U (en) | 2023-09-28 | 2023-09-28 | Dual-motor control isolation operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220914099U (en) |
-
2023
- 2023-09-28 CN CN202322681419.5U patent/CN220914099U/en active Active
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