CN219639818U - Three-dimensional scene recording device - Google Patents
Three-dimensional scene recording device Download PDFInfo
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- CN219639818U CN219639818U CN202223339184.3U CN202223339184U CN219639818U CN 219639818 U CN219639818 U CN 219639818U CN 202223339184 U CN202223339184 U CN 202223339184U CN 219639818 U CN219639818 U CN 219639818U
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- rod
- guide rail
- sliding
- fixedly connected
- block
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- 238000009434 installation Methods 0.000 claims abstract description 39
- 238000005192 partition Methods 0.000 claims description 10
- 238000010030 laminating Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 230000005012 migration Effects 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides a three-dimensional scene recording device which comprises two groups of guide rails, a movable plate, a translation structure, a lifting structure and an installation upright post, wherein one end of one group of guide rails is attached to one end side surface of the other group of guide rails, the upper surface of each group of guide rails is respectively provided with a group of movable plate, and the interior of each group of guide rails is respectively provided with a group of translation structure. According to the utility model, the guide rail, the mounting upright post, the translation structure and the lifting structure are arranged, and when a three-dimensional scene is recorded, the second threaded rod is rotated to be in threaded connection with the threaded hole on the upper surface of the lifting block, so that the lifting block is lifted up and down along the sliding groove on the side surface of the mounting upright post, and further the moving rod and the sliding rod are driven to lift up and down, so that the up-and-down recording position of the video recorder can be adjusted at any time according to the height of an object in the three-dimensional scene, the use cost of the three-dimensional recording device is effectively reduced, and the panoramic shooting and recording effect of common photographic equipment is effectively improved.
Description
Technical Field
The utility model relates to the technical field of three-dimensional scene recording, in particular to a three-dimensional scene recording device.
Background
The environment, the interest points and the scenic spots near the geographic position are required to be made into a three-dimensional scene, the three-dimensional scene is formed by shooting the panoramic camera or the panoramic camera at the actual geographic position of the coordinate point, the visual angle provided by the panoramic camera or the panoramic camera when being displayed for the user is the virtual visual angle of the actual geographic position, so that the effect of virtual reality is achieved, but in the actual shooting process, the required shooting recording device is professional, the equipment value is high, the use cost of an ordinary user is high, and if the ordinary shooting equipment is used for panoramic shooting, the recording effect is poor.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a three-dimensional scene recording device.
The three-dimensional scene recording device provided by the utility model comprises: guide rail, movable plate, translation structure, elevation structure and installation stand, the guide rail is provided with two sets of, and a set of guide rail one end laminating is in another set of guide rail one end side surface, and every guide rail upper surface is provided with a set of movable plate respectively, and every guide rail inside is provided with a set of translation structure respectively, and every movable plate upper surface of group is provided with a set of installation stand and a set of elevation structure respectively.
Preferably, the guide rail both sides surface is provided with a plurality of groups stationary blade respectively, stationary blade one end fixed connection in the guide rail surface, and logical groove has been seted up to the stationary blade upper surface, leads to the inslot portion and is provided with the bolt, and the guide rail is inside to be provided with the baffle, baffle surface fixed connection in the guide rail inner wall, and the through-hole has been seted up to baffle side surface, and a set of spout has been seted up respectively to guide rail both sides inner wall.
Preferably, the spout has been seted up to installation stand one side, and fixed surface connects in the movable plate upper surface under the installation stand, and the through-hole has been seted up to installation stand lower extreme side surface, and through-hole and installation stand one side spout communicate each other, and wherein a set of installation stand one side is provided with the movable rod, and logical groove has been seted up to the movable rod upper surface, and movable rod one end is provided with the lifter, and movable rod one end fixed connection is in lifter one end, and the lifter sets up inside the spout that the installation stand side surface was seted up, and threaded hole is seted up to lifter upper surface, and another set of installation stand one side is provided with the slide bar.
Preferably, the lifter is also provided with at one end of the sliding rod, one end of the sliding rod is fixedly connected with one end of the lifter, the lifter is arranged inside the sliding groove on the side surface of the mounting upright post, the upper surface of the lifter is provided with a threaded hole, the outer surface of the sliding rod is provided with the sliding block, the side surface of the sliding block is provided with a through hole, the sliding rod is arranged inside the through hole on the side surface of the sliding block, the upper surface of the sliding block is provided with a limiting rod, one end of the limiting rod is fixedly connected with the upper surface of the sliding block, the upper end of the limiting rod penetrates through the through groove formed in the upper surface of the moving rod and extends to the upper surface of the moving rod, and the lower surface of the sliding block is provided with a video recorder.
Preferably, the translation structure includes movable block, first servo motor and first threaded rod, the movable block sets up inside the slide rail, movable block upper surface fixed connection is in the movable plate lower surface, the movable block both sides are provided with a set of slide respectively, the slide sets up inside the inner wall spout of guide rail both sides, threaded hole is seted up to movable block one end, threaded hole inside is provided with first threaded rod, first threaded rod one end is rotated and is connected in the guide rail inner wall, the through-hole has been seted up to the baffle side surface to the first threaded rod other end, baffle one side is provided with first servo motor, first servo motor lower surface fixed connection is in the guide rail inner bottom, first servo motor power take off end fixed connection is in first threaded rod one end.
Preferably, the lifting structure comprises a second servo motor, conical teeth, fluted discs and a second threaded rod, the lower surface of the second servo motor is fixedly connected to the upper surface of the movable plate, the power output end of the second servo motor penetrates through the through hole on the side surface of the lower end of the installation upright post and extends to the inside of the chute on one side of the installation upright post, the power output end of the second motor is provided with the conical teeth, the power output end of the second motor is fixedly connected to one end of the conical teeth, the fluted discs are meshed below the conical teeth and fixedly connected to the outer surface of the second threaded rod, the second threaded rod is arranged inside the threaded hole on the upper surface of the lifting block, and the two ends of the second threaded rod are rotatably connected to the inner top and the inner bottom of the chute on the side surface of the installation upright post.
Compared with the related art, the three-dimensional scene recording device provided by the utility model has the following beneficial effects:
through being provided with guide rail, the erection column, translation structure and elevation structure, when three-dimensional scene is recorded, operating personnel at first screw in the logical groove of stationary blade upper surface and use the ground of scene, make things convenient for fixed guide rail, operating personnel start first servo motor this moment, first servo motor power take off end rotates and has driven first threaded rod and rotate, first threaded rod rotates time with movable block one end screw hole threaded connection, under the cooperation use of slider, the movable block removes and has driven the movable plate and remove, and then it removes to have driven the erection column, conveniently adjust the position of movable rod and slide bar, and then at any time according to the length and the horizontal recording position of width adjustment video recorder of object in the three-dimensional scene, operating personnel start the second motor, second motor power take off end rotates and has driven the awl tooth and rotates, the awl tooth rotates and the fluted disc meshing has driven fluted disc to rotate, the second is rotated and has driven the threaded hole threaded connection of elevating block upper surface, make the elevating block follow the upper and lower lift of erection column side surface spout, and then drive movable rod and slide bar and oscilaltion, and then can be according to the height adjustment of object in the three-dimensional scene's the horizontal recording position, the panoramic camera is effectively used to record the device of three-dimensional video.
Drawings
Fig. 1 is a schematic structural diagram of a three-dimensional scene recording device according to a preferred embodiment of the present utility model;
FIG. 2 is an exploded view of the guide rail and translating structure of the present utility model;
FIG. 3 is a schematic view of an exploded structure of the guide rail, the moving bar, the lifting block and the lifting structure of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
Reference numerals in the drawings: 1. a guide rail; 2. a moving plate; 3. a translation structure; 4. a lifting structure; 5. installing an upright post; 6. a moving rod; 7. a slide bar; 8. a sliding block; 9. a limit rod; 10. a video recorder; 11. a partition plate; 12. a fixing piece; 13. a bolt; 14. a moving block; 15. a first servo motor; 16. a first threaded rod; 17. a slide sheet; 18. a lifting block; 19. a second servo motor; 20. a second threaded rod; 21. fluted disc; 22. and (5) conical teeth.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, and fig. 4 in combination, fig. 1 is a schematic structural diagram of a three-dimensional scene recording device according to a preferred embodiment of the present utility model; FIG. 2 is an exploded view of the guide rail and translating structure of the present utility model; FIG. 3 is a schematic view of an exploded structure of the guide rail, the moving bar, the lifting block and the lifting structure of the present utility model; fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model. Comprising the following steps: guide rail 1, movable plate 2, translation structure 3, elevation structure 4 and installation stand 5, guide rail 1 is provided with two sets of, guide rail 1 makes things convenient for video recorder 10 to remove, a set of guide rail 1 one end laminating is in another set of guide rail 1 one end side surface, two sets of guide rails 1 place the convenience video recorder 10 at right angle and control and back-and-forth movement, every set of guide rail 1 upper surface is provided with a set of movable plate 2 respectively, movable plate 2 provides stable mounting platform for the structure, the inside a set of translation structure 3 that is provided with respectively of every set of guide rail 1, translation structure 3 makes things convenient for driving video recorder 10 to carry out horizontal migration from beginning to end, every set of movable plate 2 upper surface is provided with a set of installation stand 5 and a set of elevation structure 4 respectively, installation stand 5 makes things convenient for the vertical migration of video recorder 10, elevation structure 4 makes things convenient for driving video recorder 10 to carry out vertical migration from top to bottom.
In the concrete implementation process, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, wherein, guide rail 1 both sides surface is provided with a plurality of groups of stationary blades 12 respectively, stationary blade 12 one end fixed connection is in guide rail 1 surface, the logical groove has been seted up to stationary blade 12 upper surface, logical inslot portion is provided with bolt 13, screw in the logical groove of stationary blade 12 upper surface and the ground of scene of using with bolt 13, make things convenient for fixed rail 1, guide rail 1 inside is provided with baffle 11, baffle 11 surface fixed connection is in guide rail 1 inner wall, the through-hole has been seted up to baffle 11 side surface, baffle 11 convenient mounting structure, a set of spout has been seted up respectively to guide rail 1 both sides inner wall, the spout is convenient for translation structure 3 to remove.
Wherein, the spout has been seted up to installation stand 5 one side, fixed surface connects in movable plate 2 upper surface under the installation stand 5, can drive installation stand 5 and remove when movable plate 2 removes, the through-hole has been seted up to installation stand 5 lower extreme side surface, the through-hole communicates with each other with installation stand 5 one side spout, one of them installation stand 5 one side is provided with movable rod 6, the logical groove has been seted up to movable rod 6 upper surface, movable rod 6 one end is provided with lifter 18, movable rod 6 one end fixed connection is in lifter 18 one end, lifter 18 sets up in the spout that installation stand 5 side surface was seted up inside, lifter 18 can slide from top to bottom in installation stand 5 side surface spout inside, the screw hole has been seted up to lifter 18 upper surface, another group of installation stand 5 one side is provided with slide bar 7.
Wherein, slide bar 7 one end is provided with lifter 18 equally, lifter 7 one end fixed connection is in lifter 18 one end, lifter 18 sets up in the inside of installation stand 5 side surface spout, the screw hole has been seted up to lifter 18 upper surface, the slide bar 7 surface is provided with slider 8, the through-hole has been seted up to slider 8 side surface, slider 7 sets up in slider 8 side surface through-hole is inside, slider 8 can slide at slider 7 surface through the through-hole, slider 8 upper surface is provided with gag lever post 9, gag lever post 9 one end fixed connection is in slider 8 upper surface, the logical groove that gag lever post 9 upper end passed the upper surface of movable rod 6 and was seted up extends to movable rod 6 upper surface, gag lever post 9 prevents slider 8 from breaking away from movable rod 6 upper surface spout, make slider 8 both can remove along slider 7, can follow slider 8 and lead to the groove to slide along movable rod 6 upper surface, slider 8 lower surface is provided with video recorder 10, video recorder 10 can follow slider 8 and remove, and then can carry out three-dimensional recording to the scene.
Wherein the translation structure 3 comprises a moving block 14, a first servo motor 15 and a first threaded rod 16, wherein the moving block 14 is arranged in a sliding rail, the upper surface of the moving block 14 is fixedly connected with the lower surface of the moving plate 2, a group of sliding plates 17 are respectively arranged at two sides of the moving block 14, the sliding plates 17 are arranged in sliding grooves on two sides of the sliding rail 1, the sliding plates 17 can slide in the sliding grooves to assist the moving block 14 to slide along the sliding rail 1, one end of the moving block 14 is provided with a threaded hole, the threaded hole is internally provided with the first threaded rod 16, one end of the first threaded rod 16 is rotationally connected with the inner wall of the sliding rail 1, the other end of the first threaded rod 16 passes through a through hole formed in the side surface of the partition plate 11 and extends to one side of the partition plate 11, the first threaded rod 16 can rotate in the through hole on the side surface of the partition plate 11, the baffle 11 one side is provided with first servo motor 15, first servo motor 15 lower surface fixed connection is in the interior bottom of guide rail 1, first servo motor 15 power take off end fixed connection is in first threaded rod 16 one end, first servo motor 15 and external power source electric connection, operating personnel starts first servo motor 15, first servo motor 15 power take off end rotates and has driven first threaded rod 16 rotation, first threaded rod 16 rotates the time with movable block 14 one end screw hole threaded connection, under the cooperation of slider 17 use, movable block 14 removes and has driven movable plate 2 and removed, and then has driven installation stand 5 to remove, the position of convenient regulation movable rod 6 and sliding rod 7, and then the horizontal recording position of adjusting recorder 10 at any time.
The lifting structure 4 comprises a second servo motor 19, a bevel gear 22, a fluted disc 21 and a second threaded rod 20, the lower surface of the second servo motor 19 is fixedly connected to the upper surface of the movable plate 2, the power output end of the second servo motor 19 penetrates through a through hole in the side surface of the lower end of the mounting upright post 5 and extends to the inside of a chute on one side of the mounting upright post 5, the bevel gear 22 is arranged at the power output end of the second motor, the power output end of the second motor is fixedly connected to one end of the bevel gear 22, the bevel gear 21 is meshed below the bevel gear 22, the bevel gear 21 is fixedly connected to the outer surface of the second threaded rod 20, the second threaded rod 20 is arranged inside a threaded hole in the upper surface of the lifting block 18, two ends of the second threaded rod 20 are rotatably connected to the inner top and the inner bottom of a chute on the side surface of the mounting upright post 5, the second motor is electrically connected with an external power supply, an operator starts the second motor, the bevel gear 22 is rotatably driven by the rotation of the bevel gear 21, the bevel gear 21 is rotatably driven by the rotation of the bevel gear 21, the rotation of the second threaded rod 20 is rotatably connected with the threaded hole in the upper surface of the lifting block 18, the lifting block 18 is enabled to be meshed with the threaded hole in the upper surface of the mounting upright post 5, the upper surface of the lifting block 6 is driven by the lifting rod 6, and then the lifting device can be adjusted, and the lifting position of a video recorder can be adjusted at any time, and the lower position of the lifting device is moved down by the lifting device.
The working principle provided by the utility model is as follows: when the three-dimensional scene is recorded, the operator screws the bolt 13 into the through groove on the upper surface of the fixing piece 12 and the ground of the use scene at first, the operator starts the first servo motor 15, the power output end of the first servo motor 15 rotates to drive the first threaded rod 16 to rotate, the first threaded rod 16 is in threaded connection with one end threaded hole of the moving block 14 when rotating, under the cooperation of the sliding piece 17, the moving block 14 moves to drive the moving plate 2 to move, and then the installation upright post 5 is driven to move, the positions of the moving rod 6 and the sliding rod 7 are convenient to adjust, and then the horizontal recording position of the video recorder 10 is adjusted according to the length and the width of an object in the three-dimensional scene at any time, the operator starts the second motor, the power output end of the second motor rotates to drive the bevel gear 22 to rotate, the bevel gear 21 is meshed with the bevel gear 21 to drive the bevel gear 21 to rotate, the second threaded rod 20 rotates to be in threaded connection with the threaded hole on the upper surface of the lifting block 18, the lifting block 18 is enabled to lift up and down along the side surface sliding groove of the installation upright post 5, and then the moving rod 6 and the sliding rod 7 are driven to lift up and down, and then the horizontal recording position of the video recorder 10 can be adjusted according to the length and the width of the object in the three-dimensional scene at any time.
The first servo motor 15 and the second servo motor 19 related in the present utility model are common devices in the prior art, the adopted model and the like can be customized according to the actual use requirement, and the power supply interface of the electric equipment in the present utility model is connected with the power supply system through a switch (not shown in the figure) and a wire (not shown in the figure), so as to realize the control thereof, wherein the related circuits and control are all known in the prior art, and are not described in detail herein.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A three-dimensional scene recording apparatus comprising: guide rail (1), movable plate (2), translation structure (3), elevation structure (4) and installation stand (5), a serial communication port, guide rail (1) are provided with two sets of, and a set of guide rail (1) one end laminating is in another set of guide rail (1) one end side surface, and every set of guide rail (1) upper surface is provided with a set of movable plate (2) respectively, and every set of guide rail (1) inside is provided with a set of translation structure (3) respectively, and every set of movable plate (2) upper surface is provided with a set of installation stand (5) and a set of elevation structure (4) respectively.
2. The three-dimensional scene recording device according to claim 1, wherein a plurality of groups of fixing plates (12) are respectively arranged on the outer surfaces of two sides of the guide rail (1), one end of each fixing plate (12) is fixedly connected to the outer surface of the guide rail (1), through grooves are formed in the upper surfaces of the fixing plates (12), bolts (13) are arranged in the through grooves, a partition plate (11) is arranged in the guide rail (1), the outer surfaces of the partition plate (11) are fixedly connected to the inner walls of the guide rail (1), through holes are formed in the side surfaces of the partition plate (11), and a group of sliding grooves are respectively formed in the inner walls of two sides of the guide rail (1).
3. The three-dimensional scene recording device according to claim 1, wherein a chute is formed in one side of the installation upright post (5), the lower surface of the installation upright post (5) is fixedly connected to the upper surface of the movable plate (2), a through hole is formed in the side surface of the lower end of the installation upright post (5), the through hole is mutually communicated with the chute on one side of the installation upright post (5), a movable rod (6) is arranged on one side of one group of the installation upright posts (5), a through groove is formed in the upper surface of the movable rod (6), a lifting block (18) is arranged at one end of the movable rod (6), one end of the movable rod (6) is fixedly connected to one end of the lifting block (18), the lifting block (18) is arranged in the chute formed in the side surface of the installation upright post (5), a threaded hole is formed in the upper surface of the lifting block (18), and a sliding rod (7) is arranged on one side of the other group of the installation upright posts (5).
4. The three-dimensional scene recording device according to claim 3, wherein one end of the sliding rod (7) is also provided with a lifting block (18), one end of the sliding rod (7) is fixedly connected with one end of the lifting block (18), the lifting block (18) is arranged inside a sliding groove on the side surface of the installation upright post (5), a threaded hole is formed in the upper surface of the lifting block (18), the sliding rod (7) is provided with a sliding block (8), a through hole is formed in the side surface of the sliding block (8), the sliding rod (7) is arranged inside the through hole on the side surface of the sliding block (8), the upper surface of the sliding block (8) is provided with a limit rod (9), one end of the limit rod (9) is fixedly connected with the upper surface of the sliding block (8), the upper end of the limit rod (9) penetrates through a through groove formed in the upper surface of the moving rod (6) and extends to the upper surface of the moving rod (6), and the lower surface of the sliding block (8) is provided with a video recorder (10).
5. The three-dimensional scene recording device according to claim 1, wherein the translation structure (3) comprises a moving block (14), a first servo motor (15) and a first threaded rod (16), the moving block (14) is arranged inside the sliding rail, the upper surface of the moving block (14) is fixedly connected to the lower surface of the moving plate (2), a group of sliding plates (17) are respectively arranged on two sides of the moving block (14), the sliding plates (17) are arranged inside sliding grooves on two sides of the guide rail (1), a threaded hole is formed in one end of the moving block (14), a first threaded rod (16) is arranged inside the threaded hole, one end of the first threaded rod (16) is rotatably connected to the inner wall of the guide rail (1), a through hole is formed in the other end of the first threaded rod (16) through the side surface of the partition plate (11) and extends to one side of the partition plate (11), the first servo motor (15) is arranged on one side of the partition plate (11), the lower surface of the first servo motor (15) is fixedly connected to the inner bottom of the guide rail (1), and the power output end of the first servo motor (15) is fixedly connected to one end of the first threaded rod (16).
6. The three-dimensional scene recording device according to claim 1, wherein the lifting structure (4) comprises a second servo motor (19), a conical tooth (22), a fluted disc (21) and a second threaded rod (20), the lower surface of the second servo motor (19) is fixedly connected to the upper surface of the movable plate (2), the power output end of the second servo motor (19) penetrates through a through hole on the side surface of the lower end of the mounting upright post (5) to extend into a sliding groove on one side of the mounting upright post (5), the conical tooth (22) is arranged at the power output end of the second motor, the power output end of the second motor is fixedly connected to one end of the conical tooth (22), the fluted disc (21) is meshed below the conical tooth (22), the fluted disc (21) is fixedly connected to the outer surface of the second threaded rod (20), the second threaded rod (20) is arranged in a threaded hole on the upper surface of the lifting block (18), and the two ends of the second threaded rod (20) are rotatably connected to the inner top and the inner bottom of the sliding groove on the side surface of the mounting upright post (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223339184.3U CN219639818U (en) | 2022-12-14 | 2022-12-14 | Three-dimensional scene recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223339184.3U CN219639818U (en) | 2022-12-14 | 2022-12-14 | Three-dimensional scene recording device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639818U true CN219639818U (en) | 2023-09-05 |
Family
ID=87813274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223339184.3U Active CN219639818U (en) | 2022-12-14 | 2022-12-14 | Three-dimensional scene recording device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639818U (en) |
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2022
- 2022-12-14 CN CN202223339184.3U patent/CN219639818U/en active Active
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