CN110926427B - Transformer substation maintenance system utilizing 3D scanning technology and photogrammetry - Google Patents
Transformer substation maintenance system utilizing 3D scanning technology and photogrammetry Download PDFInfo
- Publication number
- CN110926427B CN110926427B CN201910984720.9A CN201910984720A CN110926427B CN 110926427 B CN110926427 B CN 110926427B CN 201910984720 A CN201910984720 A CN 201910984720A CN 110926427 B CN110926427 B CN 110926427B
- Authority
- CN
- China
- Prior art keywords
- motor
- maintenance system
- module
- photogrammetry
- base
- 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
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Abstract
The invention provides a transformer substation maintenance system utilizing a 3D scanning technology and photogrammetry, which comprises a maintenance system body, wherein the maintenance system body comprises a base and an intelligent system, the intelligent system comprises an Internet of things sensor, a control box, an intelligent processor, a control switch, a power supply device, acquisition equipment, a data filtering module, an image recognition module, an AR modeling module, a communication module, a photogrammetry module, an early warning module, a GPS positioner, a first motor, a second motor, a 3D scanner, a laser emitter, a camera and a motor, a support plate is welded on the base, a top plate is welded at the top of the support plate, the transformer substation maintenance system utilizing the 3D scanning technology and the photogrammetry is positioned by the cooperation of the intelligent system and the laser emitter, the motor is controlled to rotate around the equipment, and the 3D scanner and the camera are matched to carry out 3D scanning and shooting surveying on the whole equipment, the whole equipment is effectively swept comprehensively, and the functions are various.
Description
Technical Field
The invention relates to the field of transformer substation equipment, in particular to a transformer substation maintenance system utilizing a 3D scanning technology and photogrammetry.
Background
Regular and irregular overhaul of transformer equipment is an effective means for ensuring reliable operation of an electric power system and reducing electric power system accidents, wherein a main device of the transformer station is used as one of important and complex electric devices applied to the electric power system, the overhaul work difficulty is high, the time consumption is long, the requirement on the technical level of an overhaul worker is high, and the systematic training and the actual overhaul field operation guidance which are used for visually and deeply examining and repairing technical workers of the main device of the transformer station and embody the expert experience of numerous fields are realized by using high-technical means, so that the method is a feasible, effective and very necessary and very beneficial subject. At present, Augmented Reality (AR) technology is becoming mature and is successfully applied in many fields (such as remote surgery), so that the invention of a substation maintenance system using 3D scanning technology and photogrammetry meets the social demands.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a transformer substation maintenance system utilizing a 3D scanning technology and photogrammetry to solve the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a transformer substation maintenance system utilizing a 3D scanning technology and photogrammetry comprises a maintenance system body, wherein the maintenance system body comprises a base and an intelligent system, the intelligent system body comprises an Internet of things sensor, a control box, an intelligent processor, a control switch, a power supply device, acquisition equipment, a data filtering module, an image recognition module, an AR modeling module, a communication module, a photogrammetry module, an early warning module, a GPS positioner, a first motor, a second motor, a 3D scanner, a laser emitter, a camera and a motor, a support plate is welded on the base, a top plate is welded at the top of the support plate, a support rod is welded on the top plate, one end of the support rod is fixed on the base through a fixing seat, a box body is arranged on the support rod, the first motor is installed in the base, and the second motor is installed on two sides of the first motor, the motor I and the motor II are fixed inside the base through fixing rods, an output shaft I is arranged on the motor II, a rotating wheel is arranged at one end of the output shaft I, an output shaft II is arranged on the motor I, a gear is arranged at one end of the output shaft II, a pipeline is arranged at the bottom of the base and fixed on the base through a fixing block, a transmission shaft is arranged inside the pipeline, rollers are arranged at one end of the transmission shaft, the transmission shaft is fixed on the pipeline through a bearing, a gear I is arranged at one end of the transmission shaft, and the gear I is matched with the gear.
As a preferred embodiment of the present invention, the control box is electrically connected to the internet of things sensor through an electric wire, the control box is electrically connected to the power supply device through an electric wire, and the power supply device is electrically connected to the GPS locator, the first motor, the second motor, the 3D scanner, the laser emitter, the camera, and the motor through electric wires.
In a preferred embodiment of the present invention, the power supply device is connected to a control box via a wire, and the control box includes an intelligent processor and a control switch.
As a preferred embodiment of the present invention, the base is provided with a heat dissipation opening, and the heat dissipation opening is matched with the first motor and the second motor.
As a preferred embodiment of the present invention, the rotating wheel includes a mounting frame and a rolling wheel, the rolling wheel is fixed on the mounting frame through a rotating shaft, and the mounting frame is provided with a brake pad.
As a preferred embodiment of the present invention, the intelligent processor includes a circuit board, and a microprocessor and a processing chip that are disposed on the circuit board, the microprocessor and the processing chip are connected by an electric wire, and the intelligent processor is connected with the acquisition device by an electric wire.
As a preferred embodiment of the present invention, the AR modeling module includes a camera measurement module, and the communication module includes an early warning module.
In a preferred embodiment of the present invention, the box is fixed to the support rod by a sliding sleeve.
As a preferred embodiment of the present invention, the 3D scanner is installed at one side of the cabinet, and the camera and the laser emitter are respectively installed at both sides of the 3D scanner.
In a preferred embodiment of the present invention, the motor is mounted on one side of the housing, the motor is provided with a second gear, the support plate is provided with a rack, and the rack is engaged with the second gear.
The invention has the beneficial effects that: the invention discloses a transformer substation maintenance system utilizing a 3D scanning technology and photogrammetry, which comprises a base, a supporting plate, a top plate, a supporting rod, a fixing seat, a heat dissipation port, a box body, a sliding sleeve, a 3D scanner, a laser emitter, a camera, a toothed bar, a first motor, a second motor, a fixed rod 1, a first output shaft, a rotating wheel, a second output shaft, a gear, a pipeline, a fixed block, a transmission shaft, a roller, a bearing, a first gear, a motor, a second gear, an Internet of things sensor, a control box, an intelligent processor, a control switch, a power supply device, acquisition equipment, a data filtering module, an image recognition module, an AR modeling module, a communication module, a camera measurement module, an early warning module and a GPS (global positioning system) positioner.
1. This utilize transformer substation's maintenance system of 3D scanning technique and photogrammetry to cooperate through intelligent system and laser emitter and fix a position, rotate around equipment through the control motor, cooperate through 3D scanner and camera and carry out 3D scanning and shooting measurement to the whole of equipment, effectively carry out comprehensive scan to the whole of equipment, the function is various.
2. This utilize 3D scanning technique and photogrammetry's transformer substation maintenance system drives the gear through the motor and makes the box reciprocate, and the reciprocating through the box makes 3D scanner and camera cooperate and carries out the scanning in proper order from the bottom up to the higher equipment of height, and it is convenient to use.
3. This utilize transformer substation maintenance system of 3D scanning technique and photogrammetry to cooperate between through the motor and remove the device and adjust the direction and remove, AR intelligence is modeled fast, can be more directly perceived, show transformer substation main equipment maintenance process and technological requirement clearly, effectively avoid the problem that the language description is unclear, can expect to guarantee and improve transformer substation main equipment maintenance quality, and simultaneously, in the field work environment of complicacy, also can overhaul the site operation through transformer substation main equipment maintenance process AR's the interactive and show engine technique that becomes more meticulous, give relevant operation risk point warning, prevent accidents, simultaneously can also provide the assurance for improving maintenance quality.
Drawings
FIG. 1 is a schematic diagram of a substation maintenance system using 3D scanning and photogrammetry in accordance with the present invention;
FIG. 2 is a schematic structural diagram of a base of a substation maintenance system utilizing 3D scanning and photogrammetry in accordance with the present invention;
FIG. 3 is a schematic diagram of the structure of the motor of a substation maintenance system using 3D scanning and photogrammetry in accordance with the present invention;
FIG. 4 is a schematic diagram of the structure of an intelligent system of a substation maintenance system using 3D scanning technology and photogrammetry according to the present invention;
in the figure: 1-base, 2-supporting plate, 3-top plate, 4-supporting rod, 5-fixing seat, 6-heat dissipation port, 7-box, 8-sliding sleeve, 9-3D scanner, 10-laser emitter, 11-camera, 12-toothed rack, 13-motor I, 14-motor II, 15-fixing rod, 16-output shaft I, 17-rotating wheel, 18-output shaft II, 19-gear, 20-pipeline, 21-fixing block, 22-transmission shaft, 23-roller, 24-bearing, 25-gear I, 26-motor, 27-gear II, 28-Internet of things sensor, 29-control box, 30-intelligent processor, 31-control switch, 32-power supply device, 33-acquisition equipment, 34-a data filtering module, 35-an image recognition module, 36-an AR modeling module, 37-a communication module, 38-a camera measurement module, 39-an early warning module and 40-a GPS (global positioning system) locator.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a transformer substation maintenance system utilizing a 3D scanning technology and photogrammetry comprises a maintenance system body, wherein the maintenance system comprises a base 1 and an intelligent system, the intelligent system comprises an Internet of things sensor 28, a control box 29, an intelligent processor 30, a control switch 31, a power supply device 32, a collection device 33, a data filtering module 34, an image recognition module 35, an AR modeling module 36, a communication module 37, a camera shooting measuring module 38, an early warning module 39, a GPS positioner 40, a first motor 13, a second motor 14, a 3D scanner 9, a laser emitter 10, a camera 11 and a motor 26, a support plate 2 is welded on the base 1, a top plate 3 is welded at the top of the support plate 2, a support rod 4 is welded on the top plate 3, one end of the support rod 4 is fixed on the base 1 through a fixing seat 5, a box body 7 is arranged on the support rod 4, the motor I13 is installed in the base 1, the motor II 14 is installed on two sides of the motor I13, the motor I13 and the motor II 14 are fixed in the base 1 through fixing rods 15, an output shaft I16 is arranged on the motor II 14, a rotating wheel 17 is arranged at one end of the output shaft I16, an output shaft II 18 is arranged on the motor I13, a gear 19 is arranged at one end of the output shaft II 18, a pipeline 20 is arranged at the bottom of the base 1, the pipeline 20 is fixed on the base 1 through a fixing block 21, a transmission shaft 22 is arranged in the pipeline 20, rolling wheels 23 are arranged at one end of the transmission shaft 22, the transmission shaft 22 is fixed on the pipeline 20 through a bearing 24, a gear I25 is arranged at one end of the transmission shaft 22, and the gear I25 is matched with the gear 19.
In a preferred embodiment of the present invention, the control box 29 is electrically connected to the internet of things sensor 28 through an electric wire, the control box 29 is electrically connected to the power supply device 32 through an electric wire, and the power supply device 32 is electrically connected to the GPS locator 40, the first motor 13, the second motor 14, the 3D scanner 9, the laser transmitter 10, the camera 11, and the motor 26 through electric wires.
In a preferred embodiment of the present invention, the power supply device 32 is connected to the control box 29 through a wire, and the control box 29 includes an intelligent processor 30 and a control switch 31.
As a preferred embodiment of the present invention, the base 1 is provided with a heat dissipation opening 6, and the heat dissipation opening 6 is matched with the first motor 13 and the second motor 14.
As a preferred embodiment of the present invention, the rotating wheel 17 includes a mounting frame and a rolling wheel, the rolling wheel is fixed on the mounting frame through a rotating shaft, and the mounting frame is provided with a brake pad.
As a preferred embodiment of the present invention, the intelligent processor 30 includes a circuit board, and a microprocessor and a processing chip disposed on the circuit board, the microprocessor and the processing chip are connected by an electric wire, and the intelligent processor 30 is connected with the acquisition device 33 by an electric wire.
In a preferred embodiment of the present invention, the AR modeling module 36 includes a camera measurement module 38, and the communication module 37 includes a warning module 39.
In a preferred embodiment of the present invention, the box 7 is fixed on the support rod 4 by a sliding sleeve 8.
In a preferred embodiment of the present invention, the 3D scanner 9 is installed at one side of the cabinet 7, and the camera 11 and the laser emitter 10 are respectively installed at both sides of the 3D scanner 9.
In a preferred embodiment of the present invention, the motor 26 is mounted on one side of the box 7, the second gear 27 is disposed on the motor 26, the rack 12 is disposed on the support plate 2, and the rack 12 is engaged with the second gear 27.
The working principle is as follows: the device provides required electric energy for electrical equipment in the device through a power supply device 32, when the device is used, firstly, the position of the equipment is detected through the cooperation of a laser transmitter 10 and a GPS positioner 40, the detected data is transmitted to an intelligent processor 30 for analysis and processing, the intelligent processor 30 controls an acquisition device 33 to work through a control switch 31, when the acquisition device 33 works, a gear 27 is driven by a motor 26 to move on a tooth rack 12, a box body 7 is driven to move up and down on a supporting rod 4, when the acquisition device moves up and down, a 3D scanner is matched with a camera 11 to rapidly scan and measure the data of the equipment, comprehensive scanning can be carried out according to equipment with different heights through moving up and down, in addition, when the acquisition device 33 scans, a first motor 13 and a second motor 14 are controlled to work through the control switch 31, drive the gyro wheel 23 through motor drive gear 19 and cooperate with gear 25 and rotate and provide power, it makes to rotate wheel 17 and adjust the direction according to not equidirectional requirement to drive output shaft 16 through motor two 14, make this device carry out 360 rotations around equipment, implement transmission data between network and the equipment through thing networking sensor 28, effectively improve work efficiency, in addition, there is 11 through making a video recording to carry out image recognition and modeling to the whole of equipment, guarantee the accurate case of data, cooperate through communication module 37 and early warning module 38 and remind the safety of the integrity of data and equipment, effectively guarantee the life of equipment.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides an utilize transformer substation's maintenance system of 3D scanning technique and photogrammetry, includes overhauls the system body, its characterized in that: the overhaul system body comprises a base (1) and an intelligent system, the intelligent system comprises an internet of things sensor (28), a control box (29), an intelligent processor (30), a control switch (31), a power supply device (32), acquisition equipment (33), a data filtering module (34), an image recognition module (35), an AR modeling module (36), a communication module (37), a camera shooting measurement module (38), an early warning module (39), a GPS positioner (40), a motor I (13), a motor II (14), a 3D scanner (9), a laser transmitter (10), a camera (11) and a motor (26), a support plate (2) is welded on the base (1), a top plate (3) is welded at the top of the support plate (2), a support rod (4) is welded on the top plate (3), one end of the support rod (4) is fixed on the base (1) through a fixing seat (5), the support rod (4) is provided with a box body (7), the first motor (13) is installed inside the base (1), the second motor (14) is installed on two sides of the first motor (13), the first motor (13) and the second motor (14) are both fixed inside the base (1) through fixing rods (15), the second motor (14) is provided with a first output shaft (16), one end of the first output shaft (16) is provided with a rotating wheel (17), the first motor (13) is provided with a second output shaft (18), one end of the second output shaft (18) is provided with a gear (19), the bottom of the base (1) is provided with a pipeline (20), the pipeline (20) is fixed on the base (1) through a fixing block (21), a transmission shaft (22) is arranged inside the pipeline (20), and one end of the transmission shaft (22) is provided with a roller (23), the transmission shaft (22) is fixed on the pipeline (20) through a bearing (24), a first gear (25) is arranged at the other end of the transmission shaft (22), the first gear (25) is matched with the gears (19), the number of the transmission shaft (22) is two, and the gears (19) and the first gear (25) are bevel gears.
2. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: control box (29) pass through electric wire and thing networking sensor (28) electric connection, control box (29) pass through electric wire and power supply unit (32) electric connection, power supply unit (32) pass through electric wire and GPS locator (40), motor one (13), motor two (14), 3D scanner (9), laser emitter (10), camera (11) and motor (26) electric connection.
3. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the power supply device (32) is connected with the control box (29) through an electric wire, and the control box (29) comprises an intelligent processor (30) and a control switch (31).
4. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the motor is characterized in that a heat dissipation opening (6) is formed in the base (1), and the heat dissipation opening (6) is matched with the first motor (13) and the second motor (14).
5. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the rotating wheel (17) comprises an installation frame and a rolling wheel, the rolling wheel is fixed on the installation frame through a rotating shaft, and a brake pad is arranged on the installation frame.
6. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the intelligent processor (30) comprises a circuit main board, a microprocessor and a processing chip, wherein the microprocessor and the processing chip are arranged on the circuit main board, the microprocessor and the processing chip are connected through an electric wire, and the intelligent processor (30) is connected with the acquisition equipment (33) through an electric wire.
7. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the AR modeling module (36) comprises a camera measurement module (38), and the communication module (37) comprises an early warning module (39).
8. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the box body (7) is fixed on the support rod (4) through a sliding sleeve (8).
9. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the 3D scanner (9) is installed on one side of the box body (7), and the camera (11) and the laser emitter (10) are installed on two sides of the 3D scanner (9) respectively.
10. The substation maintenance system using 3D scanning technology and photogrammetry according to claim 1, characterized in that: the motor (26) is installed on one side of the box body (7), a second gear (27) is arranged on the motor (26), a tooth rack (12) is arranged on the supporting plate (2), and the tooth rack (12) is matched with the second gear (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984720.9A CN110926427B (en) | 2019-10-16 | 2019-10-16 | Transformer substation maintenance system utilizing 3D scanning technology and photogrammetry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984720.9A CN110926427B (en) | 2019-10-16 | 2019-10-16 | Transformer substation maintenance system utilizing 3D scanning technology and photogrammetry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110926427A CN110926427A (en) | 2020-03-27 |
| CN110926427B true CN110926427B (en) | 2021-08-10 |
Family
ID=69849189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910984720.9A Active CN110926427B (en) | 2019-10-16 | 2019-10-16 | Transformer substation maintenance system utilizing 3D scanning technology and photogrammetry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110926427B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101950433A (en) * | 2010-08-31 | 2011-01-19 | 东南大学 | Building method of transformer substation three-dimensional model by using laser three-dimensional scanning technique |
| CN107085863A (en) * | 2017-04-19 | 2017-08-22 | 国网山东省电力公司临邑县供电公司 | Supervisory control of substation method and device |
| CN110053061A (en) * | 2019-05-27 | 2019-07-26 | 宜兴市宜安电力工具制造有限公司 | Internet of Things hotline maintenance robot |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8675654B2 (en) * | 2010-10-05 | 2014-03-18 | Cisco Technology, Inc. | System and method for providing smart grid communications and management |
-
2019
- 2019-10-16 CN CN201910984720.9A patent/CN110926427B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101950433A (en) * | 2010-08-31 | 2011-01-19 | 东南大学 | Building method of transformer substation three-dimensional model by using laser three-dimensional scanning technique |
| CN107085863A (en) * | 2017-04-19 | 2017-08-22 | 国网山东省电力公司临邑县供电公司 | Supervisory control of substation method and device |
| CN110053061A (en) * | 2019-05-27 | 2019-07-26 | 宜兴市宜安电力工具制造有限公司 | Internet of Things hotline maintenance robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110926427A (en) | 2020-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210325213A1 (en) | Inspection device and method for subway tunnels based on three-dimensional laser scanning | |
| CN104020768B (en) | Infrared temperature measurement track inspection robot | |
| CN206029901U (en) | Train overhaul machine people | |
| CN103644861B (en) | The analytic system of the jib formed precision of engineering mechanical device and analytical approach | |
| CN110362090A (en) | A kind of crusing robot control system | |
| CN104330049A (en) | Portable locomotive vehicle wheel pair surface wearing automatic detection device and detection method | |
| CN114179056B (en) | GIS indoor multi-degree-of-freedom rail-mounted inspection robot and application method thereof | |
| CN110068286A (en) | The full topography system of three-dimensional and method based on the projecting cooperation mechanical arm of large-sized gantry | |
| CN112214017A (en) | Patrol robot patrol and supervision system based on VR technology | |
| CN110926427B (en) | Transformer substation maintenance system utilizing 3D scanning technology and photogrammetry | |
| CN204944427U (en) | A kind of contact net geometric parameter detection of dynamic dolly | |
| CN207379936U (en) | A kind of dysnusia detecting system | |
| CN209570152U (en) | A kind of guide rail detection device based on computer vision | |
| CN209147934U (en) | Hexahedron Size Measuring System based on motion control and machine vision | |
| CN110174057A (en) | A kind of laser image method wave contant net measuring instrument | |
| CN107064897B (en) | A kind of vehicle-mounted scanning frame control system of RCS test | |
| CN209279891U (en) | A kind of Identification of the Freight Train Car system | |
| CN107966118A (en) | A kind of plane of motion detection device and its detection method | |
| CN208780140U (en) | A kind of laser image method wave contant net measuring instrument | |
| CN209085528U (en) | Device for subway third rail parameter measurement | |
| CN111232094A (en) | Power transformation operation and maintenance vehicle | |
| CN210793204U (en) | Device for automatically measuring close range of track by laser scanning | |
| CN111609917B (en) | Contact net vibration measurement method and system based on linear array camera | |
| CN210203491U (en) | Whole body size on-line measuring device | |
| CN208187351U (en) | The observation device of plant growing height in a kind of sample areas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |