CN116191297B - Power supply cable laying assembly - Google Patents
Power supply cable laying assembly Download PDFInfo
- Publication number
- CN116191297B CN116191297B CN202310483551.7A CN202310483551A CN116191297B CN 116191297 B CN116191297 B CN 116191297B CN 202310483551 A CN202310483551 A CN 202310483551A CN 116191297 B CN116191297 B CN 116191297B
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- Prior art keywords
- plate body
- plate
- fixedly connected
- arc
- sliding
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention relates to the technical field of cable laying, in particular to a power supply cable laying assembly, which comprises a first plate body and a second plate body, wherein the first plate body and the second plate body are in a fan shape, a plurality of arc strips are fixedly connected to the edge of the first plate body, a plurality of arc grooves are formed in the edge of the second plate body, the arc strips are assembled with the arc grooves in an inserting way, a plurality of sleeves are fixedly arranged on the upper surface of the first plate body close to the edge, the sleeves are correspondingly arranged on one side of each arc groove, a sleeve rod is slidably arranged on the inner side of each sleeve, the lower end of each sleeve rod is fixedly connected with a sliding strip through a spring plate, and the lower surface of each sliding strip is fixedly connected with the lower surface of the first plate body through a spring plate.
Description
Technical Field
The invention relates to the technical field of cable laying, in particular to a power supply cable laying assembly.
Background
Cabling is a relatively common operation in electrical construction, and when cables of the same voltage class are listed in a room, they are not only placed in trays, racks or boxes, but also the point to be noted is that the static distance of the cable is above thirty-five millimeters, and is also greater than the diameter of the cable. Power cables and control cables with voltages not higher than one kv cannot be laid with cabling instruments with voltages higher than one kv, which are to be laid separately.
When the groove box turns to in parallel laying, the connecting section needs specific fan-shaped box body to dock, then the cable is laid in the box body in parallel bending, finally the cable is fixed by the rolling belt, and because the cable is bent, the cable is locally raised in the laying process, the cable is difficult to press and is flat, the whole laying procedure is difficult, the fan-shaped groove box turning angle needs corresponding specific design, and although the groove box turning angle is mainly right-angle turning, the arrangement requirement of turning at other angles still exists, so that the laying is not flexible and convenient.
Disclosure of Invention
The invention aims to solve the defects in the background art and provides a power supply cable laying assembly.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a power supply cable lays subassembly, including the appearance is sectorial first plate body and second plate body, first plate body border fixedly connected with a plurality of arc strip, the arc groove of equiquantity with the arc strip is seted up at the second plate body border, arc strip and arc groove insert fit close, the upper surface of first plate body is close to border department fixed a plurality of sleeve, and the sleeve corresponds to set up in every arc groove one side, telescopic inboard slip is provided with the loop bar, the lower extreme of loop bar is through shell fragment fixedly connected with slider, the lower surface of slider passes through reed fixedly connected with draw runner, first movable chamber has been seted up to the lower surface of draw runner and first plate body corresponding to the position department of reed, slider and reed all are located telescopic inboard, set up the clamping piece on the border that first plate body and second plate body kept away from respectively.
Preferably, the edge of the arc-shaped strip extends out of the edge strip, and the edge strip is embedded into the inner wall of the arc-shaped groove in a sliding manner.
Preferably, a bracket is fixedly arranged on the lower surface of the first plate body, the sliding strip is slidably inserted into the inner side of the bracket, and the distance between the bracket and the same side of the sliding strip is adjusted through a distance adjusting mechanism.
Preferably, the distance adjusting mechanism comprises a bending plate fixedly connected to one end of the sliding strip and a threaded column rotatably connected to one end of the bracket, wherein the threaded column penetrates through the bending plate and is fixedly connected with a rotating head at the end part, and the threaded column is in threaded fit with the bending plate.
Preferably, a second movable cavity is formed in the inner wall of one side of the arc-shaped groove, a pushing plate is slidably arranged on the inner side of the second movable cavity, the lower edge of the pushing plate is fixedly connected with the upper surface of the sliding strip, an elastic pad is fixedly connected with the side face of the pushing plate, and one end of the elastic pad is fixedly connected with an abrasion plate.
Preferably, the arc edges of the first plate body and the second plate body extend out of the first side guard plate and the second side guard plate respectively, and one side, close to the first side guard plate, of the second side guard plate extends out of the thin guide plate.
Preferably, the clamping piece comprises a pressing strip and a soft pad fixedly embedded on the lower surface of the pressing strip, and one end of the pressing strip is movably connected with the first side guard plate or the second side guard plate.
Preferably, the sliding opening is respectively provided on the surfaces of the first side guard plate and the second side guard plate, the sliding seat is arranged on the inner side of the sliding opening in a sliding manner, the protruding strip is arranged on the inner wall of one side of the sliding seat, one end of the pressing strip is arranged on the inner side of the sliding seat, the fixing rod penetrates through the upper surface of the pressing strip in a sliding manner, the fixing rod penetrates through the sliding seat and is fixedly connected with the first plate body or the second plate body at the lower end, the top plates are respectively and fixedly connected with the upper edges of the first side guard plate and the second side guard plate, the top plates are fixedly connected with the upper ends of the fixing rod through the connecting sheet, the screw sleeve is sleeved on the outer surface of the fixing rod, and the screw sleeve is positioned above the sliding seat and the pressing strip.
Preferably, the lower surfaces of the first plate body and the second plate body are respectively fixedly provided with a connecting frame at a position far away from each other, two ends of the connecting frame are respectively fixedly connected with a hanging rope, and the upper end of the hanging rope is fixedly connected with a mounting plate.
Compared with the prior art, the invention has the following beneficial effects:
1. the angle formed by the entering and the moving out of the cable can be changed, so that the purpose of flexible steering of the cable is achieved;
2. the cable is limited and the angle positioning after steering is performed, so that the operation is convenient;
3. the operation process is convenient, the problem of superposition or uplift among cables can not occur, and the arrangement is convenient.
Drawings
FIG. 1 is a schematic view of a power cable laying assembly according to the present invention;
FIG. 2 is an enlarged view of the power cable assembly of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of a power cable laying assembly of the present invention at a clamp;
FIG. 4 is a partial cross-sectional view of a power cable routing assembly of the present invention;
FIG. 5 is an enlarged view of FIG. 4B of a power cable routing assembly according to the present invention;
FIG. 6 is an enlarged view of FIG. 4C of a power cable routing assembly according to the present invention;
FIG. 7 is a cross-sectional view of a sleeve of a power cable routing assembly of the present invention;
FIG. 8 is a schematic illustration of a pusher plate of a power cable laying assembly of the present invention;
FIG. 9 is a schematic view of a lower perspective of a power cable laying assembly according to the present invention;
FIG. 10 is a schematic view of a second plate of a power cable routing assembly according to the present invention;
fig. 11 is a schematic view of a first plate of a power cable laying assembly according to the present invention.
1. A first plate body; 2. a second plate body; 3. an arc-shaped strip; 4. an arc-shaped groove; 5. a sleeve; 6. a loop bar; 7. a spring plate; 8. a slide block; 9. a reed; 10. a first movable chamber; 11. a second movable chamber; 12. a push plate; 13. an elastic pad; 14. an abrasive plate; 15. edge strips; 16. a slide bar; 17. a bracket; 18. a threaded column; 19. a bending plate; 20. a rotary head; 21. a first side guard; 22. a second side guard; 23. bao Daoban; 25. a sliding port; 26. a slide; 27. pressing strips; 28. a protruding strip; 29. a soft pad; 30. a fixed rod; 31. a connecting sheet; 32. a top plate; 33. a rotary sleeve; 34. a connecting frame; 35. a suspension rope; 36. and (3) mounting a plate.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The utility model provides a power supply cable lays subassembly as shown in fig. 1-11, including the first plate body 1 that the appearance is fan-shaped and second plate body 2, first plate body 1 border fixed connection a plurality of arc strip 3, arc strip 3 equiquantity arc groove 4 is offered at second plate body 2 border, arc strip 3 and arc groove 4 cartridge fit, specifically extends strake 15 through the border at arc strip 3, strake 15 slip embedding is at the inner wall of arc groove 4 to this cartridge fit.
As shown in fig. 4, fig. 6 and fig. 7, the upper surface of the first plate body 1 is fixedly provided with a plurality of sleeves 5 near the edge, the sleeves 5 are correspondingly arranged on one side of each arc-shaped groove 4, the inner sides of the sleeves 5 are slidably provided with sleeve rods 6, the lower ends of the sleeve rods 6 are fixedly connected with sliding blocks 8 through elastic sheets 7, the elastic sheets 7 are made of steel materials, deformation can be caused during extrusion, external force is recovered after the external force disappears, the lower surface of the sliding blocks 8 is fixedly connected with sliding strips 16 through reed 9, the sliding strips 16 are slidably connected with the lower surface of the first plate body 1, the lower surface of the first plate body 1 is provided with first movable cavities 10 at positions corresponding to the reed 9, the sliding blocks 8 and the reed 9 are both positioned on the inner sides of the sleeves 5, and clamping pieces are respectively arranged on the edges, far away from the first plate body 1 and the second plate body 2.
As shown in fig. 5, the sliding connection between the slide bar 16 and the first plate body 1 is performed by the following scheme: the lower surface of the first plate body 1 is fixedly provided with a bracket 17, a slide bar 16 is slidably inserted into the inner side of the bracket 17, and the distance between the bracket 17 and the slide bar 16 is adjusted by a distance adjusting mechanism. The distance adjusting mechanism comprises a bending plate 19 fixedly connected to one end of the sliding bar 16 and a threaded column 18 rotatably connected to one end of the bracket 17, the threaded column 18 penetrates through the bending plate 19 and is fixedly connected with a rotary head 20 at the end part, the threaded column 18 is in threaded fit with the bending plate 19, and the sliding bar 16 can translate after the threaded column 18 is rotated.
As shown in fig. 1 and 2, a connecting frame 34 is fixedly arranged at the positions, far away from each other, of the lower surfaces of the first plate body 1 and the second plate body 2, respectively, two ends of the connecting frame 34 are fixedly connected with a hanging rope 35 respectively, the upper end of the hanging rope 35 is fixedly connected with a mounting plate 36, namely, after the positions of the first plate body 1 and the second plate body 2 are fixed, the hanging rope 35 can be connected for hanging, and the hanging rope is fixed on the top surface of a wall through the mounting plate 36.
As shown in fig. 6, 8 and 9, in order to make the first plate body 1 and the second plate body 2 relatively slide and then keep stable, a second movable cavity 11 is formed on the inner wall of one side of the arc-shaped groove 4, a push plate 12 is slidably arranged on the inner side of the second movable cavity 11, the lower edge of the push plate 12 is fixedly connected to the upper surface of the sliding strip 16, an elastic pad 13 is fixedly connected to the side surface of the push plate 12, the elastic pad 13 is made of rubber, one end of the elastic pad 13 is fixedly connected with a friction plate 14, and the friction plate 14 is a plastic plate with a frosted surface formed on the surface.
As shown in fig. 10 and 11, the first side guard 21 and the second side guard 22 extend from the arc edges of the first plate body 1 and the second plate body 2, and the Bao Daoban extending from the side of the second side guard 22 close to the first side guard 21, the thin guide 23 does not affect the movement of the first side guard 21, and this portion can prevent the cable from sliding from the edge, so as to increase the stability of the arrangement.
As shown in fig. 2 and 3, the clamping member comprises a pressing strip 27 and a soft pad 29 fixedly embedded on the lower surface of the pressing strip 27, and one end of the pressing strip 27 is movably connected with the first side guard plate 21 or the second side guard plate 22. The sliding openings 25 are respectively formed in the surfaces of the first side guard plate 21 and the second side guard plate 22, the sliding seat 26 is arranged on the inner side of the sliding opening 25 in a sliding manner, the protruding strips 28 are arranged on the inner wall of one side of the sliding seat 26 and used for propping against the side surfaces of the pressing strips 27, the rotating angle of the pressing strips 27 is limited and cannot rotate excessively, one end of each pressing strip 27 is arranged on the inner side of the sliding seat 26, the fixing rod 30 penetrates through the sliding seat 26 in a sliding manner, the lower end of each fixing rod 30 is fixedly connected with the first plate body 1 or the second plate body 2, the top plates 32 are respectively fixedly connected with the upper edges of the first side guard plate 21 and the second side guard plate 22, the top plates 32 are fixedly connected with the upper ends of the fixing rods 30 through the connecting pieces 31, the connecting pieces 31 increase the contact area, so that the welding is stable, the outer surfaces of the fixing rods 30 are sleeved with screw-thread matched rotating sleeves 33, the rotating sleeves 33 are located above the sliding seat 26 and the pressing strips 27, and the rotating sleeves 33 can move upwards relative to the fixing rods 30.
In the laying process, the user preliminarily positions the side-by-side cables on the surface of the first plate body 1, positions the side-by-side cables by virtue of the pressing strips 27 on the first plate body 1, namely, screws the rotary sleeve 33 downwards, so that the rotary sleeve 33 presses the pressing strips 27, and when the side-by-side cables are laid, the pressing strips 27 can be rotated by taking the fixing rods 30 as shafts so as not to obstruct the cables, after the preliminary arrangement on the first plate body 1 is completed, the cables are arranged in the sleeve 5, and finally, the cables are pressed by the pressing strips 27 on the second plate body 2, so that the operation process is convenient, the problem of superposition or uplift among the cables is avoided, and the side-by-side cables are orderly arranged.
When the cable and the sleeve 5 are arranged, the cable is pushed to the inner side of the sleeve rod 6 in use, the sleeve rod 6 extrudes the elastic sheet 7 in the pushing process, the sleeve rod 6 is ensured to slide towards the inner side of the sleeve rod 5, after the cable is pushed in, the sleeve rod 6 is reset under the action of the elastic sheet 7, at the moment, the sleeve rod 6 locally limits the cable to move out, and as the cable is bent and arranged along the inner sides of the first plate body 1 and the second plate body 2, the arched part mainly exerts thrust towards the inner wall of the sleeve rod 5, the phenomenon of separating from the sleeve rod 5 does not occur, and then the arc-shaped strip 3 can slide along the inner side of the arc-shaped groove 4, so that the size of an angle formed by the cable entering and moving out can be changed, and the flexible steering of the cable is realized. When the relative sliding of the first plate body 1 and the second plate body 2 is completed and the preliminary arrangement of the cable is completed, the threaded column 18 is rotated, the bending plate 19 is moved, the sliding strip 16 is further moved, the sliding strip 16 pushes the reed 9 to move, the angle between the reed 9 and the sliding strip 16 is gradually increased, the pushing sliding block 8 moves upwards, finally the sleeve rod 6 stretches out of the sleeve 5 and is buckled on the surface of the cable, the purpose of limiting the cable position is achieved, meanwhile, the sliding strip 16 moves, the push plate 12 moves, the friction plate 14 contacts and abuts against the side face of the arc-shaped strip 3, the elastic pad 13 is extruded, the interaction force between the friction plate 14 and the arc-shaped strip 3 is large, more friction force is generated, the relative position between the first plate body 1 and the second plate body 2 is limited, the stability of the structure is guaranteed after steering adjustment, therefore, the angle positioning after steering is carried out while the cable is limited, and the operation is convenient. Finally, the fixation of the top end of the suspension rope 35 to the wall top or the keel is completed.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A power cable laying assembly, characterized in that: the novel clamping device comprises a first plate body (1) and a second plate body (2), wherein the appearance of the first plate body is in a fan shape, a plurality of arc strips (3) are fixedly connected to the edge of the first plate body (1), arc grooves (4) which are equal to the arc strips (3) are formed in the edge of the second plate body (2), the arc strips (3) are assembled with the arc grooves (4) in an inserting mode, a plurality of sleeves (5) are fixedly arranged on the upper surface of the first plate body (1) close to the edge, the sleeves (5) are correspondingly arranged on one side of each arc groove (4), a sleeve rod (6) is arranged on the inner side of each sleeve (5) in a sliding mode, sliding blocks (8) are fixedly connected to the lower ends of the sleeve rods (6) through elastic sheets (7), sliding strips (16) are fixedly connected to the lower surfaces of the sliding blocks (8) through spring sheets (9), first movable cavities (10) are formed in positions, corresponding to the spring sheets (9), on the lower surfaces of the first plate body (1), and the inner sides of the sliding blocks (8) are located on the inner sides of the sleeves (5), and the upper edges of the first plate body (1) are far away from the second plate body (2);
a first side guard plate (21) and a second side guard plate (22) extend from the arc-shaped edges of the first plate body (1) and the second plate body (2) respectively, and Bao Daoban (23) extends from one side, close to the first side guard plate (21), of the second side guard plate (22);
the clamping piece comprises a pressing strip (27) and a soft pad (29) fixedly embedded on the lower surface of the pressing strip (27), and one end of the pressing strip (27) is movably connected with the first side guard plate (21) or the second side guard plate (22);
the utility model provides a sliding seat structure, including first side guard plate (21) and the surface of second side guard plate (22) has been seted up respectively, and sliding seat (26) are provided with to sliding seat (25) inboard slip, are provided with protruding strip (28) on the inner wall of one side of slide (26), and the one end of layering (27) sets up in the inboard of slide (26), and the upper surface slip of layering (27) runs through has dead lever (30), and dead lever (30) run through slide (26) and lower extreme fixed connection first plate body (1) or second plate body (2), the higher authority of first side guard plate (21) and second side guard plate (22) is fixedly connected with roof (32) respectively, and roof (32) are passed through connection piece (31) fixed connection with the upper end of dead lever (30), and the surface cover of dead lever (30) is equipped with screw-thread fit's cover (33), and cover (33) are located the top of slide (26) and layering (27).
2. A power cable laying assembly according to claim 1, wherein: the edge of the arc-shaped strip (3) extends out of the edge strip (15), and the edge strip (15) is embedded into the inner wall of the arc-shaped groove (4) in a sliding manner.
3. A power cable laying assembly according to claim 1, wherein: the lower surface of the first plate body (1) is fixedly provided with a bracket (17), the sliding strip (16) is slidably inserted into the inner side of the bracket (17), and the distance between the bracket (17) and the same side of the sliding strip (16) is adjusted through a distance adjusting mechanism.
4. A power cable laying assembly according to claim 3, wherein: the adjustable distance mechanism comprises a bending plate (19) fixedly connected to one end of the sliding strip (16), and a threaded column (18) rotatably connected to one end of the bracket (17), wherein the threaded column (18) penetrates through the bending plate (19) and is fixedly connected with a screwing head (20) at the end part, and the threaded column (18) is in threaded fit with the bending plate (19).
5. A power cable laying assembly according to claim 1, wherein: a second movable cavity (11) is formed in the inner wall of one side of the arc-shaped groove (4), a push plate (12) is slidably arranged on the inner side of the second movable cavity (11), the lower edge of the push plate (12) is fixedly connected with the upper surface of the sliding strip (16), an elastic pad (13) is fixedly connected with the side face of the push plate (12), and one end of the elastic pad (13) is fixedly connected with a friction plate (14).
6. A power cable laying assembly according to claim 1, wherein: the utility model discloses a connecting plate, including first plate body (1) and second plate body (2), first plate body (2) lower surface and the position department that keeps away from each other is fixed respectively and is provided with link (34), and the both ends of link (34) are fixedly connected with polished rod eye (35) respectively, and the upper end fixedly connected with mounting panel (36) of polished rod eye (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310483551.7A CN116191297B (en) | 2023-05-04 | 2023-05-04 | Power supply cable laying assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310483551.7A CN116191297B (en) | 2023-05-04 | 2023-05-04 | Power supply cable laying assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116191297A CN116191297A (en) | 2023-05-30 |
| CN116191297B true CN116191297B (en) | 2023-08-22 |
Family
ID=86446637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310483551.7A Active CN116191297B (en) | 2023-05-04 | 2023-05-04 | Power supply cable laying assembly |
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| Country | Link |
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| CN (1) | CN116191297B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9214258D0 (en) * | 1992-07-04 | 1992-08-19 | Swifts Of Scarborough Ltd | Improvements relating to support systems for cables,service pipes and the like |
| JP3165940U (en) * | 2010-11-30 | 2011-02-10 | 株式会社北関東工業 | Water stoppage structure of underground box for underground cableway |
| CN103840402A (en) * | 2014-03-25 | 2014-06-04 | 扬州锻压机床股份有限公司 | Movable type cable guide frame |
| CN108471087A (en) * | 2018-07-03 | 2018-08-31 | 黎允仪 | A kind of architectural engineering erecting cable turning guider |
| CN110994466A (en) * | 2019-12-09 | 2020-04-10 | 金华送变电工程有限公司 | Control device for turning radius of cable |
| JP2021046872A (en) * | 2019-09-17 | 2021-03-25 | 因幡電機産業株式会社 | Piping and wiring protective cover |
| CN113270227A (en) * | 2021-04-14 | 2021-08-17 | 湖南湘江电缆有限公司 | Resistance to compression power cable and processingequipment thereof |
-
2023
- 2023-05-04 CN CN202310483551.7A patent/CN116191297B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9214258D0 (en) * | 1992-07-04 | 1992-08-19 | Swifts Of Scarborough Ltd | Improvements relating to support systems for cables,service pipes and the like |
| JP3165940U (en) * | 2010-11-30 | 2011-02-10 | 株式会社北関東工業 | Water stoppage structure of underground box for underground cableway |
| CN103840402A (en) * | 2014-03-25 | 2014-06-04 | 扬州锻压机床股份有限公司 | Movable type cable guide frame |
| CN108471087A (en) * | 2018-07-03 | 2018-08-31 | 黎允仪 | A kind of architectural engineering erecting cable turning guider |
| JP2021046872A (en) * | 2019-09-17 | 2021-03-25 | 因幡電機産業株式会社 | Piping and wiring protective cover |
| CN110994466A (en) * | 2019-12-09 | 2020-04-10 | 金华送变电工程有限公司 | Control device for turning radius of cable |
| CN113270227A (en) * | 2021-04-14 | 2021-08-17 | 湖南湘江电缆有限公司 | Resistance to compression power cable and processingequipment thereof |
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| Publication number | Publication date |
|---|---|
| CN116191297A (en) | 2023-05-30 |
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