CN216955693U - Cultural relic damage detection device - Google Patents
Cultural relic damage detection device Download PDFInfo
- Publication number
- CN216955693U CN216955693U CN202220453151.2U CN202220453151U CN216955693U CN 216955693 U CN216955693 U CN 216955693U CN 202220453151 U CN202220453151 U CN 202220453151U CN 216955693 U CN216955693 U CN 216955693U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- placing table
- gear
- placing
- camera
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 7
- 229920000297 Rayon Polymers 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 244000261422 Lysimachia clethroides Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
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
- 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
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model discloses a cultural relic damage detection device, which relates to the technical field of cultural relic detection and comprises a placing table and a detection unit; the upper surface of the placing table is provided with a sliding groove, a fixing unit is arranged in the sliding groove, an installation cavity is arranged in the placing table, a PLC is arranged on the placing table, and the input end of the PLC is electrically connected with the output end of an external power supply; the detecting element includes pivot, gear, ring gear, spliced pole, mounting bracket, connecting plate, promotion motor, screw rod, slide, camera, light and rotary power subassembly, the pivot is rotated and is connected and place the platform, and gear and rotary power subassembly are connected respectively to the both ends of pivot, the gear is located the installation intracavity, and the ring gear is connected in gear engagement, the ring gear rotates to be connected in the installation intracavity, is provided with the spliced pole on the ring gear, and the device can effectively fix the historical relic of different shapes, and can carry out the omnidirectional to the historical relic and detect, improves the efficiency that detects.
Description
Technical Field
The utility model relates to the technical field of cultural relic detection, in particular to a cultural relic damage detection device.
Background
The cultural heritage is a source for witnessing the history and social development and identifying the culture, improving the innovation capability and representing the non-renewable important material resources of the national culture soft strength, and is also an important strategic resource for regulating the structure, promoting the development and cultivating the strategic emerging industry, realizing the comprehensive, coordinated and sustainable development of the economic society, and the damage position of the cultural relic needs to be detected during the protection and repair, thereby facilitating the subsequent repair;
a device for detecting damage and fixed points of cultural relics, disclosed in the patent with the publication number of CN211179563U in the prior art, comprises a base, a sleeve, a sliding rod, a supporting plate, an observation seat, an LED lamp, an outer side camera, a base plate, a gooseneck, an inner side camera and a display screen;
when the device is used for detecting the cultural relics, the cultural relics cannot be effectively fixed according to the shapes of the cultural relics, and the cultural relics cannot be detected in all directions when the device is used for detecting the cultural relics, so that the detection efficiency is low, and therefore, the device for detecting the damage of the cultural relics is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a cultural relic damage detection device which can effectively fix cultural relics with different shapes, can carry out omnibearing detection on the cultural relics, improves the detection efficiency and can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a cultural relic damage detection device comprises a placing table and a detection unit;
placing a table: the upper surface of the rack is provided with a chute, a fixing unit is arranged in the chute, an installation cavity is arranged in the placing table, a PLC is arranged on the placing table, and the input end of the PLC is electrically connected with the output end of an external power supply;
a detection unit: comprises a rotating shaft, a gear, a toothed ring, a connecting column, a mounting rack, connecting plates, a lifting motor, a screw rod, a sliding plate, a camera, a lighting lamp and a rotary power component, wherein the rotating shaft is rotatably connected with a placing platform, the two ends of the rotating shaft are respectively connected with the gear and the rotary power component, the gear is positioned in the mounting cavity, the gear is meshed with the toothed ring, the toothed ring is rotatably connected in the mounting cavity, the connecting column is arranged on the toothed ring, the connecting column is slidably connected with the placing platform, the mounting rack is arranged on the connecting column, the two connecting plates are arranged on the mounting rack, the lifting motor is arranged between the two connecting plates, the output shaft of the lifting motor is connected with the screw rod, the screw rod is rotatably connected with the mounting rack, the sliding plate is slidably connected with the mounting rack, the camera and the lighting lamp are arranged on the sliding plate, and the input ends of the lifting motor and the lighting lamp are electrically connected with the output end of the PLC controller, the camera is in bidirectional electrical connection with the PLC controller.
Place the historical relic on placing the bench, fix the historical relic through fixed unit, through PLC controller control light work, improve historical relic surface brightness through the light, through PLC controller control camera work, detect the historical relic surface of shooing through the camera, and transmit the result into the PLC controller, promote motor work through PLC controller control, it rotates to promote the motor drive screw rod, the screw rod drives the slide and removes, the slide drives the camera and removes, thereby make the camera can shoot the detection to the historical relic not co-altitude, it rotates to drive the pivot through rotatory power component, the pivot drives gear revolve, the gear drives the ring gear revolve, the ring gear drives the spliced pole and rotates, the spliced pole drives the mounting bracket and rotates, thereby make the camera rotate around the historical relic, make the camera can carry out the omnidirectional detection of shooing to the historical relic.
Further, the rotary power component includes fixed plate and rotating electrical machines, the fixed plate is totally two and sets up at the lower surface of placing the platform, is provided with the rotating electrical machines between two fixed plates, the output shaft pivot of rotating electrical machines, the output of PLC controller is connected to the input electricity of rotating electrical machines, through the work of PLC controller control rotating electrical machines, and the rotating electrical machines drives the pivot and rotates.
Further, the fixing unit comprises a hand wheel, a bidirectional screw, a slide block, a placing frame, a bolt and a clamping plate, the two ends of the bidirectional screw are opposite in thread direction, the bidirectional screw is rotationally connected with the placing table, the bidirectional screw penetrates through the placing table and is connected with the hand wheel, the two ends of the bidirectional screw are respectively in threaded connection with the sliding blocks, the slide block is connected with the placing table in a sliding way, the slide block is provided with a placing rack, the placing rack is provided with a bolt and is connected with a clamping plate in a sliding way, selecting a proper clamp plate according to the shape of the cultural relic, installing the clamp plate on a placing rack, fixing the clamp plate through a bolt, rotating a hand wheel, driving a bidirectional screw rod to rotate by the hand wheel, driving two slide blocks to move by the bidirectional screw rod, driving two placing racks to move by the two slide blocks, driving two clamp plates to move by the two placing racks, the cultural relics are fixedly protected by the two clamping plates, so that the cultural relics are prevented from moving or falling in the detection process.
Further, still include the display screen, the display screen sets up at the upper surface of placing the platform, and the output of PLC controller is connected to the input electricity of display screen, shows the result of detecting through the display screen.
Further, still include the protection pad, the protection pad totally two and all set up the upper surface of placing the platform, and the protection pad is connected on placing the platform through the viscose, protects the historical relic through the protection pad.
The support is characterized by further comprising four support columns and bases, the four support columns are respectively arranged at four corners of the lower surface of the placing table, the bases are arranged at the lower ends of the four support columns, the placing table is supported through the support columns, and the stability of the support columns is improved through the bases.
Compared with the prior art, the utility model has the beneficial effects that: has the following advantages:
1. the lifting motor drives the screw to rotate, the screw drives the sliding plate to move, so that the height of the camera is adjusted, the camera can detect cultural relics with different heights, the rotating motor drives the rotating shaft to rotate, the rotating shaft drives the gear to rotate, and the gear drives the toothed ring to rotate, so that the camera rotates around the cultural relics, the cultural relics can be shot and detected in all directions, the movement of the cultural relics is reduced, and the safety and the detection efficiency of the cultural relics are improved;
2. select suitable splint according to the shape of waiting to detect the historical relic to fix splint on the rack through the bolt, thereby make splint carry out the centre gripping to the historical relic that can be better, avoid causing the damage to the historical relic, rotate two-way screw rod through the hand wheel and make two sliders be close to each other, thereby make two splint be close to each other, thereby make splint effectively fixed the historical relic, the historical relic drops when avoiding detecting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention.
In the figure: the device comprises a placing table 1, a detection unit 2, a fixing plate 21, a rotating motor 22, a rotating shaft 23, a gear 24, a toothed ring 25, a connecting column 26, a mounting rack 27, a connecting plate 28, a lifting motor 29, a screw rod 210, a sliding plate 211, a camera 212, a lighting lamp 213, a fixing unit 3, a hand wheel 31, a bidirectional screw rod 32, a sliding block 33, a placing rack 34, a bolt 35, a clamping plate 36, a PLC controller 4, a mounting cavity 5, a display screen 6, a protective pad 7, a supporting column 8 and a base 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present embodiment provides a technical solution: a cultural relic damage detection device comprises a placing table 1 and a detection unit 2;
placing table 1: the upper surface of the placing table is provided with a sliding groove, a fixing unit 3 is arranged in the sliding groove, an installation cavity 5 is arranged in the placing table 1, a PLC (programmable logic controller) 4 is arranged on the placing table 1, and the input end of the PLC 4 is electrically connected with the output end of an external power supply;
the detection unit 2: comprises a rotating shaft 23, a gear 24, a toothed ring 25, a connecting column 26, a mounting frame 27, connecting plates 28, a lifting motor 29, a screw rod 210, a sliding plate 211, a camera 212, a lighting lamp 213 and a rotary power component, wherein the rotating shaft 23 is rotatably connected with a placing table 1, two ends of the rotating shaft 23 are respectively connected with the gear 24 and the rotary power component, the gear 24 is positioned in a mounting cavity 5, the gear 24 is meshed with the toothed ring 25, the toothed ring 25 is rotatably connected in the mounting cavity 5, the connecting column 26 is arranged on the toothed ring 25, the connecting column 26 is slidably connected with the placing table 1, the mounting frame 27 is arranged on the connecting column 26, two connecting plates 28 are arranged on the mounting frame 27, the lifting motor 29 is arranged between the two connecting plates 28, an output shaft of the lifting motor 29 is connected with the screw rod 210, the screw rod 210 is rotatably connected with the mounting frame 27, the screw rod 210 is in threaded connection with the sliding plate 211, the sliding plate 211 is slidably connected with the mounting frame 27, the camera 212 and the lighting lamp 213 are arranged on the sliding plate 211, the input ends of the lifting motor 29 and the illuminating lamp 213 are electrically connected with the output end of the PLC controller 4, and the camera 212 is electrically connected with the PLC controller 4 in a bidirectional mode.
The cultural relics are placed on the placing table 1, the cultural relics are fixed through the fixing unit 3, the PLC controller 4 is used for controlling the illuminating lamp 213 to work, the surface brightness of the cultural relics is improved through the illuminating lamp 213, the PLC controller 4 is used for controlling the camera 212 to work, the camera 212 is used for carrying out photographing detection on the surface of the cultural relics, the result is transmitted into the PLC controller 4, the PLC controller 4 is used for controlling the lifting motor 29 to work, the lifting motor 29 drives the screw rod 210 to rotate, the screw rod 210 drives the sliding plate 211 to move, the sliding plate 211 drives the camera 212 to move, so that the camera 212 can carry out photographing detection on different heights of the cultural relics, the rotating power component drives the rotating shaft 23 to rotate, the rotating shaft 23 drives the gear 24 to rotate, the gear 24 drives the toothed ring 25 to rotate, the toothed ring 25 drives the connecting column 26 to rotate, the connecting column 26 drives the mounting rack 27 to rotate, so that the camera 212 rotates around the cultural relics, so that the camera 212 can perform omnibearing photographing detection on the cultural relic.
Rotatory power component includes fixed plate 21 and rotating electrical machines 22, and fixed plate 21 is totally two and sets up the lower surface of placing platform 1, is provided with rotating electrical machines 22 between two fixed plates 21, and rotating electrical machines 22's output shaft pivot 23, and PLC controller 4's output is connected to rotating electrical machines 22's input electricity, controls rotating electrical machines 22 work through PLC controller 4, and rotating electrical machines 22 drives pivot 23 and rotates.
The fixing unit 3 comprises a hand wheel 31, a bidirectional screw 32, sliders 33, a placing rack 34, bolts 35 and clamping plates 36, the thread directions of two ends of the bidirectional screw 32 are opposite, the bidirectional screw 32 is rotatably connected with the placing table 1, the bidirectional screw 32 penetrates through the placing table 1 and is connected with the hand wheel 31, two ends of the bidirectional screw 32 are respectively in threaded connection with the sliders 33, the sliders 33 are slidably connected with the placing table 1, the placing rack 34 is arranged on the sliders 33, the bolts 35 are arranged on the placing rack 34, the clamping plates 36 are slidably connected with the clamping plates 36, the appropriate clamping plates 36 are selected according to the shape of the cultural relic, the clamping plates 36 are installed on the placing rack 34 and are fixed through the bolts 35, the hand wheel 31 is rotated, the hand wheel 31 drives the bidirectional screw 32 to rotate, the bidirectional screw 32 drives the two sliders 33 to move, the two sliders 33 drive the two placing racks 34 to move, the two placing racks 34 are driven by the two placing racks 34 to move, the cultural relics are fixedly protected by the two clamping plates 36, so that the cultural relics are prevented from moving or falling off in the detection process.
Still include display screen 6, display screen 6 sets up at the upper surface of placing platform 1, and PLC controller 4's output is connected to display screen 6's input electricity, shows the result of detection through display screen 6.
Still include the protection pad 7, the protection pad 7 is totally two and all sets up at the upper surface of placing platform 1, and the protection pad 7 is connected on placing platform 1 through the viscose, protects the historical relic through protection pad 7.
Still include pillar 8 and base 9, pillar 8 totally four and set up respectively in the lower surface four corners of placing platform 1, and the lower extreme of four pillars 8 is provided with base 9, supports placing platform 1 through pillar 8, improves the stability of pillar 8 through base 9.
The working principle of the cultural relic damage detection device provided by the utility model is as follows: the cultural relics are placed on a placing table 1, the cultural relics are protected by a protective pad 7, a proper clamping plate 36 is selected according to the shape of the cultural relics, the clamping plate 36 is installed on a placing frame 34, the clamping plate 36 is fixed by a bolt 35, a hand wheel 31 is rotated, the hand wheel 31 drives a bidirectional screw 32 to rotate, the bidirectional screw 32 drives two sliding blocks 33 to move, the two sliding blocks 33 drive two placing frames 34 to move, the two placing frames 34 drive two clamping plates 36 to move, the cultural relics are fixedly protected by the two clamping plates 36, so that the cultural relics are prevented from moving or falling in the detection process, an illuminating lamp 213 is controlled by a PLC controller 4 to work, the surface brightness of the cultural relics is improved by the illuminating lamp 213, the camera 212 is controlled by the PLC controller 4 to work, the surface of the cultural relics is photographed and detected by the camera 212, the result is transmitted into the PLC controller 4, the PLC controller 4 controls a display screen 6 to work, show the result that detects through display screen 6, through the work of PLC controller 4 control lift motor 29, lift motor 29 drives screw rod 210 and rotates, screw rod 210 drives slide 211 and removes, slide 211 drives camera 212 and removes, thereby make camera 212 can shoot the detection to the historical relic not co-altitude, through the work of PLC controller 4 control rotating electrical machines 22, rotating electrical machines 22 drives pivot 23 and rotates, pivot 23 drives gear 24 and rotates, gear 24 drives ring gear 25 and rotates, ring gear 25 drives spliced pole 26 and rotates, spliced pole 26 drives mounting bracket 27 and rotates, thereby make camera 212 rotate around the historical relic, make camera 212 can carry out the omnidirectional detection of shooing to the historical relic.
It should be noted that the lifting motor 29 and the rotating motor 22 disclosed in the above embodiments are 4RK25GN-C, the camera 212 is a16, the lighting lamp 213 is SMD-2835, and the display screen 6 is ZP-BG 550. The PLC controller 4 controls the lifting motor 29, the rotating motor 22, the camera 212, the illuminating lamp 213 and the display screen 6 to operate by a method commonly used in the art.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (6)
1. A cultural relic damage detection device is characterized in that: comprises a placing table (1) and a detection unit (2);
placing table (1): the upper surface of the placing table is provided with a sliding groove, a fixing unit (3) is arranged in the sliding groove, an installation cavity (5) is arranged in the placing table (1), a PLC (programmable logic controller) (4) is arranged on the placing table (1), and the input end of the PLC (4) is electrically connected with the output end of an external power supply;
detection unit (2): comprises a rotating shaft (23), a gear (24), a toothed ring (25), a connecting column (26), a mounting rack (27), a connecting plate (28), a lifting motor (29), a screw rod (210), a sliding plate (211), a camera (212), a lighting lamp (213) and a rotary power component, wherein the rotating shaft (23) is rotatably connected with a placing platform (1), the two ends of the rotating shaft (23) are respectively connected with the gear (24) and the rotary power component, the gear (24) is positioned in a mounting cavity (5), the gear (24) is meshed with the toothed ring (25), the toothed ring (25) is rotatably connected in the mounting cavity (5), the connecting column (26) is arranged on the toothed ring (25), the connecting column (26) is slidably connected with the placing platform (1), the mounting rack (27) is arranged on the connecting column (26), two connecting plates (28) are arranged on the mounting rack (27), and the lifting motor (29) is arranged between the two connecting plates (28), output shaft screw rod (210) of lift motor (29), screw rod (210) are rotated and are connected mounting bracket (27), screw rod (210) threaded connection slide (211), slide (211) sliding connection mounting bracket (27), be provided with camera (212) and light (213) on slide (211), the output of PLC controller (4) is connected to the input electricity of lift motor (29) and light (213), and camera (212) and PLC controller (4) two-way electricity are connected.
2. The device for detecting damage to cultural relics according to claim 1, wherein: rotatory power component includes fixed plate (21) and rotating electrical machines (22), fixed plate (21) are totally two and set up at the lower surface of placing platform (1), are provided with rotating electrical machines (22) between two fixed plate (21), the output shaft of rotating electrical machines (22) pivot (23), and the output of PLC controller (4) is connected to the input electricity of rotating electrical machines (22).
3. The device for detecting damage to cultural relics according to claim 1, wherein: fixed unit (3) include hand wheel (31), two-way screw rod (32), slider (33), rack (34), bolt (35) and splint (36), the both ends screw thread opposite direction of two-way screw rod (32), two-way screw rod (32) rotate to connect and place platform (1), and two-way screw rod (32) run through and place platform (1) and connect hand wheel (31), and the both ends difference threaded connection slider (33) of two-way screw rod (32), slider (33) sliding connection places platform (1), is provided with rack (34) on slider (33), be provided with bolt (35) on rack (34), rack (34) sliding connection has splint (36).
4. The device for detecting damage to cultural relics according to claim 1, wherein: the table is characterized by further comprising a display screen (6), wherein the display screen (6) is arranged on the upper surface of the placing table (1), and the input end of the display screen (6) is electrically connected with the output end of the PLC (4).
5. The device for detecting damage to cultural relics according to claim 1, wherein: still include protection pad (7), protection pad (7) are totally two and all set up the upper surface of placing platform (1), and protection pad (7) are connected on placing platform (1) through the viscose.
6. The device for detecting damage to cultural relics according to claim 1, wherein: the novel table is characterized by further comprising four supporting columns (8) and bases (9), wherein the four supporting columns (8) are respectively arranged at four corners of the lower surface of the placing table (1), and the bases (9) are arranged at the lower ends of the four supporting columns (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220453151.2U CN216955693U (en) | 2022-03-02 | 2022-03-02 | Cultural relic damage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220453151.2U CN216955693U (en) | 2022-03-02 | 2022-03-02 | Cultural relic damage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216955693U true CN216955693U (en) | 2022-07-12 |
Family
ID=82292787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220453151.2U Expired - Fee Related CN216955693U (en) | 2022-03-02 | 2022-03-02 | Cultural relic damage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216955693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115968075A (en) * | 2022-12-26 | 2023-04-14 | 天津大学 | Intelligent illumination system for cultural relic illumination and control method thereof |
-
2022
- 2022-03-02 CN CN202220453151.2U patent/CN216955693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115968075A (en) * | 2022-12-26 | 2023-04-14 | 天津大学 | Intelligent illumination system for cultural relic illumination and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110421379B (en) | Convenient-to-use clamping tool for numerical control machine tool | |
| CN216955693U (en) | Cultural relic damage detection device | |
| CN113580044A (en) | Clamping device for maintaining electromechanical equipment | |
| CN208794283U (en) | A kind of solar street light being easily installed with maintenance | |
| CN206750921U (en) | Automatic seal cover taking device | |
| CN210171843U (en) | A multilateral glass rubber coating frame for producing glass usefulness | |
| CN209536879U (en) | A kind of movable hydraulic hoist | |
| CN212625000U (en) | Demagnetizer for guide wheel | |
| CN210885009U (en) | Equipment hoisting alignment device for wind power generation | |
| CN204703799U (en) | Dual Drive drilling rod fixture | |
| CN211438496U (en) | Numerical control flame cutting machine that simple operation nature is high | |
| CN113666274A (en) | Intelligent lifting device for building | |
| CN102059614B (en) | Crystal grinding and polishing machine with reversing device | |
| CN218927747U (en) | Automobile part overturning tool capable of realizing position adjustment | |
| CN219689140U (en) | Lifting appliance for repairing electrical equipment | |
| CN210657033U (en) | Engine cylinder block quenching hoist | |
| CN216399573U (en) | Industrial robot overhauls and maintains device | |
| CN218630426U (en) | Positioning jig for producing light guide module | |
| CN221087817U (en) | Welding fixture for LED lamp beads | |
| CN218603321U (en) | Generator production maintenance device | |
| CN213623169U (en) | Flashboard removes device that takes off and land | |
| CN221343593U (en) | Hoisting device for assembled concrete member | |
| CN218984499U (en) | Photovoltaic board detection device convenient to turn over | |
| CN218254961U (en) | Automatic positioning pneumatic regulating valve maintenance device | |
| CN220600925U (en) | Building electric construction support with multi-angle regulatory function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |