CN215569131U - Power distribution inspection and defect processing system based on artificial intelligence - Google Patents

Power distribution inspection and defect processing system based on artificial intelligence Download PDF

Info

Publication number
CN215569131U
CN215569131U CN202121450919.2U CN202121450919U CN215569131U CN 215569131 U CN215569131 U CN 215569131U CN 202121450919 U CN202121450919 U CN 202121450919U CN 215569131 U CN215569131 U CN 215569131U
Authority
CN
China
Prior art keywords
box body
artificial intelligence
roller
power distribution
winding
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.)
Active
Application number
CN202121450919.2U
Other languages
Chinese (zh)
Inventor
李之和
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huicheng Tianjin Engineering Technology Co ltd
Original Assignee
Huicheng Tianjin Engineering Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huicheng Tianjin Engineering Technology Co ltd filed Critical Huicheng Tianjin Engineering Technology Co ltd
Priority to CN202121450919.2U priority Critical patent/CN215569131U/en
Application granted granted Critical
Publication of CN215569131U publication Critical patent/CN215569131U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

The application provides a distribution is patrolled and examined and defect processing system based on artificial intelligence belongs to the distribution and patrols and examines technical field. The power distribution patrol inspection based on artificial intelligence comprises a driving component and an adjusting component, wherein the driving component comprises a track, a driving piece, a sliding rod and a box body, the adjusting component comprises a rotating part, a winding roller, a winding belt, a telescopic frame, a connecting plate and a camera, the rotating part is arranged in the box body, the winding roller is fixedly connected with the outer side of the rotating part, one end of the winding belt is wound on the surface of the winding roller, one end of the winding belt is fixedly connected with one side of the connecting plate, the rolling device can smoothly move along the track by arranging the driving piece, the sliding rod and the box body, the rolling roller is driven by the rotating piece to rotate and roll the rolling belt, thereby drive the connecting plate and shift up and promote the height, when needs reduce the height, rotate the reverse winding up roller that drives of piece and rotate, rely on the self gravity of connecting plate and camera to descend to reach height-adjusting's purpose, promote the scope of patrolling and examining.

Description

Power distribution inspection and defect processing system based on artificial intelligence
Technical Field
The application relates to the field of power distribution inspection, in particular to a power distribution inspection and defect processing system based on artificial intelligence.
Background
In order to ensure the normal use of equipment, the plant area, the substation and the like in which the equipment runs in a centralized manner need to regularly monitor the working states of various metering instruments, monitoring instruments and indicator lamps of the power distribution equipment. In order to improve the inspection efficiency and eliminate defects, a defect processing system is designed, namely, the rail robot is prepared for inspection, the working condition of the instrument and the meter is monitored in real time through the rail robot and then fed back to a background computer end, a supervisor judges the place with hidden danger or defects according to monitored pictures, and then a professional is dispatched to maintain in time.
However, the heights of the cameras of the traditional track robots are fixed, the heights of the cameras are difficult to adjust according to needs, the inspection range is small, and the using effect is not ideal enough.
SUMMERY OF THE UTILITY MODEL
In order to make up for the above deficiencies, the present application provides a power distribution inspection and defect handling system based on artificial intelligence, which aims to improve the problems mentioned in the above background art.
The embodiment of the application provides a power distribution inspection and defect treatment system based on artificial intelligence, which comprises a driving assembly and an adjusting assembly.
The driving assembly comprises a track, a driving piece, a sliding rod and a box body, wherein the driving piece is arranged on the outer side of the track, one end of the sliding rod is arranged in the track in a sliding mode, the other end of the sliding rod is fixedly connected to the box body, and the box body is installed on one side of the driving piece.
The adjusting part comprises a rotating part, a winding roller, a winding belt, a telescopic frame, a connecting plate and a camera, wherein the rotating part is arranged in the box body, the winding roller is fixedly connected to the outer side of the rotating part, one end of the winding belt is wound on the surface of the winding roller, the telescopic frame is provided with two parts, the telescopic frame is arranged at the bottom of the box body, the connecting plate is fixedly connected to the telescopic frame, the box body is far away from one end of the box body, the winding belt penetrates through the box body, one end of the winding belt is fixedly connected to one side of the connecting plate, and the camera is arranged at the bottom of the connecting plate.
In the above-mentioned realization process, through the setting of driving piece, slide bar and box, can be level and smooth along rail mobile, drive the winding up roller through rotating the piece and rotate the rolling winding to drive the connecting plate and shift up and promote the height, when needs reduce the height, rotate the reverse winding up roller that drives of piece and rotate, rely on the self gravity of connecting plate and camera to descend, thereby reach height-adjusting's purpose, promote the scope of patrolling and examining.
In a specific implementation scheme, the driving member includes a first motor, a rotating shaft and a roller, the first motor is disposed at the top of the box body, the rotating shaft is mounted at the output end of the first motor, the roller is disposed at one end of the rotating shaft, and the roller abuts against the rail.
In the implementation process, the rotating shaft is driven to rotate through the first motor, the rotating shaft drives the roller to rotate, and the roller travels along the rail, so that the whole body is driven to move.
In a specific embodiment, the track is provided with an arc groove, and the roller is attached to the inner wall of the arc groove.
In the implementation process, the arc groove is formed, so that the contact area between the arc groove and the roller can be increased, and a certain guiding effect is achieved.
In a specific embodiment, the driving member further comprises a protective shell, the protective shell is mounted at the top of the box body, and the protective shell is sleeved on the outer side of the first motor.
In the implementation process, the first motor can be protected by arranging the protective shell.
In a specific implementation scheme, the track is provided with a sliding groove, one end of the sliding rod is fixedly connected with a sliding block, and the sliding block is in clearance fit with the inner wall of the sliding groove.
In the implementation process, the sliding block is arranged to slide in the sliding groove, so that the connecting and supporting effects are achieved.
In a specific implementation scheme, the rotating part comprises a second motor and a rotating rod, the second motor is installed in the box body, the rotating rod is rotatably arranged in the box body, one end of the rotating rod is fixedly connected to the output end of the second motor, and the winding roller is sleeved on the surface.
In the implementation process, the second motor is arranged to drive the rotating rod to rotate, and the rotating rod drives the winding roller to rotate, so that the effect of transmission connection is achieved.
In a specific embodiment, the expansion bracket comprises two fixed plates and two connecting rods, wherein the two fixed plates are respectively arranged at the bottom of the box body and one side of the connecting plate, the connecting rods are provided with a plurality of connecting rods, the connecting rods are hinged in pairs, and the connecting rods are hinged to the fixed plates.
In the implementation process, the connecting plate and the camera can be kept stable on the premise of not interfering the normal height adjusting effect by arranging the fixing plate and the connecting rod.
In a specific implementation scheme, a fixing block is arranged on the side edge of the connecting plate, and a light supplement lamp is arranged on one side of the fixing block.
In the implementation process, the light supplement can be performed by arranging the light supplement lamp, so that the monitoring and shooting definition is improved.
In a specific embodiment, a pull ring is fixedly connected to the top of the connecting plate, and the tape is arranged on the surface of the pull ring.
In the implementation process, the winding tape is wound and then bonded on the surface of the winding tape through the pull ring, so that the winding tape is convenient to connect.
In a specific embodiment, the box body is provided with a through hole, and the tape penetrates through the through hole.
In the implementation process, the through hole is formed for the tape to penetrate through the box body.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic diagram of an artificial intelligence-based power distribution inspection structure provided by an embodiment of the present application;
fig. 2 is a schematic structural diagram of a driving assembly according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of an adjustment assembly provided in an embodiment of the present application;
fig. 4 is a schematic structural diagram of an expansion bracket according to an embodiment of the present application.
In the figure: 100-a drive assembly; 110-track; 111-arc groove; 112-a chute; 120-a drive member; 121-a first motor; 122-a rotating shaft; 123-a roller; 124-a protective shell; 130-a slide bar; 131-a slider; 140-a box body; 141-a through hole; 200-a regulating component; 220-a rotating member; 221-a second motor; 222-a rotating rod; 230-a winding roller; 240-tape winding; 250-a telescopic frame; 251-a fixing plate; 252-a connecting rod; 260-connecting plate; 262-a pull ring; 270-a camera; 280-light supplement lamp.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-4, the present application provides an artificial intelligence based power distribution inspection and defect management system including a driving assembly 100 and a conditioning assembly 200.
Referring to fig. 1 and 2, the driving assembly 100 includes a rail 110, a driving member 120, a sliding rod 130 and a box 140, the driving member 120 is disposed outside the rail 110, one end of the sliding rod 130 is slidably disposed in the rail 110, specifically, the rail 110 is provided with a sliding slot 112, one end of the sliding rod 130 is fixedly connected with a sliding block 131, the sliding block 130 is integrally formed with a sliding block 131, the sliding block 131 is in clearance fit with an inner wall of the sliding slot 112, the sliding block 131 slides in the sliding slot 112 to serve as a connecting support, the other end of the sliding rod 130 is fixedly connected to the box 140, the sliding rod 130 is bolted or welded to the box 140, and the box 140 is mounted on one side of the driving member 120.
In this embodiment, the driving member 120 includes a first motor 121, a rotating shaft 122 and a roller 123, the first motor 121 is disposed at the top of the box 140, the first motor 121 is connected to the box 140 by bolts or screws, the rotating shaft 122 is installed at an output end of the first motor 121, the roller 123 is disposed at one end of the rotating shaft 122, the roller 123 is connected to the rotating shaft 122 by bolts or welded to the rotating shaft 122, the roller 123 abuts against the rail 110, the rotating shaft 122 is driven by the first motor 121 to rotate, the roller 123 drives the roller 123 to rotate, the roller 123 travels along the rail 110, thereby driving the overall movement, it should be noted that, the rail 110 has been provided with the arc groove 111, the roller 123 is attached to the inner wall of the arc groove 111, and by providing the arc groove 111, the contact area with the roller 123 can be increased, and a certain guiding effect can be achieved.
In some embodiments, the driving member 120 further includes a protective shell 124, the protective shell 124 is installed on the top of the box body 140, the protective shell 124 is bolted or welded to the box body 140, and the protective shell 124 is sleeved outside the first motor 121, so that the protective shell 124 can protect the first motor 121.
Referring to fig. 1, 2 and 3, the adjusting assembly 200 includes a rotating member 220, a winding roller 230, two winding tapes 240, two telescopic frames 250, a connecting plate 260 and a camera 270, the rotating member 220 is disposed in the case 140, the winding roller 230 is fixedly connected to the outer side of the rotating member 220, one end of the winding tape 240 is wound on the surface of the winding roller 230, the two telescopic frames 250 are disposed at the bottom of the case 140, the connecting plate 260 is fixedly connected to one end of the telescopic frame 250 away from the case 140, the winding tape 240 penetrates through the case 140, specifically, the case 140 is provided with a through hole 141, the winding tape 240 penetrates through the case 140 by forming the through hole 141, one end of the winding tape 240 is fixedly connected to one side of the connecting plate 260, specifically, the top of the connecting plate 260 is fixedly connected with a pull ring 262, the connecting plate 260 is bolted or welded with a pull ring 262, the winding tape 240 is disposed on the surface of the pull ring 262, the winding tape 240 is wound and then adhered to the surface by disposing the pull ring 262, be convenient for take 240's connection, camera 270 sets up in connecting plate 260 bottom, and is concrete, and connecting plate 260 side is provided with the fixed block, and fixed block one side is provided with light filling lamp 280, can carry out the light filling through setting up light filling lamp 280, improves the control and shoots the definition.
In this embodiment, the rotating member 220 includes a second motor 221 and a rotating rod 222, the second motor 221 is installed in the box body 140, the second motor 221 is bolted or welded to the box body 140, the rotating rod 222 is rotatably disposed in the box body 140, and one end of the rotating rod 222 is fixedly connected to an output end of the second motor 221, the rotating rod 222 is bolted or welded to the second motor 221, the winding roller 230 is sleeved on the surface, the rotating rod 222 is driven to rotate by the second motor 221, the rotating rod 222 drives the winding roller 230 to rotate, thereby achieving the effect of transmission connection.
Referring to fig. 3 and 4, the telescopic frame 250 includes two fixing plates 251 and two connecting rods 252, the two fixing plates 251 are respectively disposed at the bottom of the case 140 and at one side of the connecting plate 260, the two fixing plates 251 are respectively bolted or welded to the case 140 and the connecting plate 260, the connecting rod 252 is provided with a plurality of connecting rods 252, the connecting rods 252 are hinged two by two, the connecting rods 252 are hinged to the fixing plates 251, and by arranging the fixing plates 251 and the connecting rods 252, the connecting plate 260 and the camera 270 can be kept stable without interfering with the adjustment of the normal height.
This distribution is patrolled and examined and defect processing system's theory of operation based on artificial intelligence: start first motor 121, first motor 121 drives pivot 122 and rotates, pivot 122 drives gyro wheel 123 and rotates, gyro wheel 123 walks along track 110, thereby the drive thereby drives the moving as a whole, carry out different position control and patrol and examine, when camera 270 height needs to be adjusted, start second motor 221, second motor 221 drives bull stick 222 and rotates, bull stick 222 drives winding up roller 230 and rotates, thereby adjust the length of being rolled of winding area 240, cooperation connecting plate 260 and camera 270's self gravity, and then adjust camera 270's height, thereby reach height-adjusting's purpose, promote the scope of patrolling and examining, the control through camera 270 is shot, in time with the information feedback backstage of defect or hidden danger, and then send maintenance personal in time to maintain.
It should be noted that specific model specifications of the first motor 121, the second motor 221, the camera 270, and the fill light 280 need to be determined according to actual specifications of the device, and a specific model selection calculation method adopts the prior art, so detailed description is omitted.
The power supply of the first motor 121, the second motor 221, the camera 270 and the fill light 280 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A power distribution inspection and defect processing system based on artificial intelligence is characterized by comprising
The driving assembly (100) comprises a track (110), a driving piece (120), a sliding rod (130) and a box body (140), the driving piece (120) is arranged outside the track (110), one end of the sliding rod (130) is arranged in the track (110) in a sliding mode, the other end of the sliding rod (130) is fixedly connected to the box body (140), and the box body (140) is arranged on one side of the driving piece (120);
the adjusting assembly (200), the adjusting assembly (200) comprises a rotating piece (220), a roller (230), a winding belt (240), an expansion bracket (250), a connecting plate (260) and a camera (270), the rotating part (220) is arranged in the box body (140), the winding roller (230) is fixedly connected to the outer side of the rotating part (220), one end of the winding belt (240) is wound on the surface of the winding roller (230), two telescopic frames (250) are arranged, the expansion bracket (250) is arranged at the bottom of the box body (140), the connecting plate (260) is fixedly connected with one end of the expansion bracket (250) far away from the box body (140), the winding tape (240) penetrates through the box body (140), one end of the winding tape (240) is fixedly connected to one side of the connecting plate (260), and the camera (270) is arranged at the bottom of the connecting plate (260).
2. The power distribution inspection and defect handling system based on artificial intelligence of claim 1, wherein the driving member (120) comprises a first motor (121), a rotating shaft (122) and a roller (123), the first motor (121) is disposed on the top of the box body (140), the rotating shaft (122) is installed at the output end of the first motor (121), the roller (123) is disposed at one end of the rotating shaft (122), and the roller (123) abuts against the rail (110).
3. The power distribution inspection and defect handling system based on artificial intelligence of claim 2, wherein the track (110) is provided with an arc groove (111), and the roller (123) is attached to the inner wall of the arc groove (111).
4. The artificial intelligence based power distribution inspection and defect management system according to claim 2, wherein the driving member (120) further comprises a protective shell (124), the protective shell (124) is mounted on the top of the box body (140), and the protective shell (124) is sleeved outside the first motor (121).
5. The power distribution inspection and defect handling system based on artificial intelligence of claim 1, wherein the track (110) is provided with a sliding groove (112), one end of the sliding rod (130) is fixedly connected with a sliding block (131), and the sliding block (131) is in clearance fit with the inner wall of the sliding groove (112).
6. The power distribution inspection and defect handling system based on artificial intelligence of claim 1, wherein the rotating member (220) comprises a second motor (221) and a rotating rod (222), the second motor (221) is installed in the box body (140), the rotating rod (222) is rotatably installed in the box body (140), one end of the rotating rod (222) is fixedly connected to the output end of the second motor (221), and the winding roller (230) is sleeved on the surface.
7. The power distribution inspection and defect handling system based on artificial intelligence of claim 1, wherein the expansion bracket (250) comprises two fixing plates (251) and two connecting rods (252), the fixing plates (251) are arranged in two, the two fixing plates (251) are respectively arranged at the bottom of the box body (140) and one side of the connecting plate (260), the connecting rods (252) are arranged in a plurality, the connecting rods (252) are hinged in pairs, and the connecting rods (252) are hinged to the fixing plates (251).
8. The power distribution inspection and defect handling system based on artificial intelligence of claim 1, wherein a fixed block is arranged on the side of the connecting plate (260), and a light supplement lamp (280) is arranged on one side of the fixed block.
9. The artificial intelligence based power distribution inspection and defect management system according to claim 1, wherein a pull ring (262) is fixedly connected to a top of the connection plate (260), and the tape (240) is disposed on a surface of the pull ring (262).
10. The artificial intelligence based power distribution inspection and defect handling system according to claim 1, wherein the box (140) is provided with a through hole (141), and the tape (240) penetrates through the through hole (141).
CN202121450919.2U 2021-06-28 2021-06-28 Power distribution inspection and defect processing system based on artificial intelligence Active CN215569131U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121450919.2U CN215569131U (en) 2021-06-28 2021-06-28 Power distribution inspection and defect processing system based on artificial intelligence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121450919.2U CN215569131U (en) 2021-06-28 2021-06-28 Power distribution inspection and defect processing system based on artificial intelligence

Publications (1)

Publication Number Publication Date
CN215569131U true CN215569131U (en) 2022-01-18

Family

ID=79821510

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121450919.2U Active CN215569131U (en) 2021-06-28 2021-06-28 Power distribution inspection and defect processing system based on artificial intelligence

Country Status (1)

Country Link
CN (1) CN215569131U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114511942A (en) * 2022-01-25 2022-05-17 淮北矿业股份有限公司 Camera device for inspection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114511942A (en) * 2022-01-25 2022-05-17 淮北矿业股份有限公司 Camera device for inspection
CN114511942B (en) * 2022-01-25 2024-01-23 淮北矿业股份有限公司 Camera device for inspection

Similar Documents

Publication Publication Date Title
CN215569131U (en) Power distribution inspection and defect processing system based on artificial intelligence
CN108381564A (en) A kind of modular crusing robot of multiple degrees of freedom
CN108760199B (en) Video inspection vehicle for inspecting beam bottom inspection vehicle track
CN109038353A (en) A kind of mobile inspecting rebot of variable distributing apparatus
CN109079748A (en) A kind of rail polling robot
CN217414033U (en) Tunnel inspection robot
CN109910914A (en) A kind of mining working face crusing robot and its working method
CN209850940U (en) Track suspension intelligent inspection robot system
CN209007534U (en) A kind of rail polling robot
CN208171549U (en) A kind of video check vehicle for being checked beam bottom inspection track road
CN205685324U (en) A kind of gantry truss-like indoor substation crusing robot
CN113465530B (en) Computer visual detection auxiliary device
CN209700643U (en) A kind of mining working face crusing robot
CN210352133U (en) Reseeding mechanism of peanut seeder
CN209945948U (en) Detector for construction management
CN113007512A (en) Enterprise management consultation information sharing system
CN215773388U (en) Unattended substation monitoring system
CN216483121U (en) Environment detection device with positioning function
CN220336629U (en) Safety protective fence
CN217827905U (en) Radiation protection shielding device for radiology department
CN217049681U (en) Environmental monitor is with containing box of being convenient for transportation
CN214467462U (en) Monitoring and recording device for natural resources
CN218998020U (en) Photovoltaic power generation field photovoltaic panel supervisory equipment
CN218289467U (en) Carrier band buffer memory device
CN218268162U (en) Personnel safety management device for construction site

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant