CN118025261A - Online monitoring device for bow net - Google Patents
Online monitoring device for bow net Download PDFInfo
- Publication number
- CN118025261A CN118025261A CN202211362268.0A CN202211362268A CN118025261A CN 118025261 A CN118025261 A CN 118025261A CN 202211362268 A CN202211362268 A CN 202211362268A CN 118025261 A CN118025261 A CN 118025261A
- Authority
- CN
- China
- Prior art keywords
- detection module
- roof
- equipment
- vehicle
- vibration compensation
- 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.)
- Pending
Links
- 238000012806 monitoring device Methods 0.000 title abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 86
- 239000000725 suspension Substances 0.000 claims description 23
- 238000013461 design Methods 0.000 claims description 11
- 230000001502 supplementing effect Effects 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 230000005856 abnormality Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0081—On-board diagnosis or maintenance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0054—Train integrity supervision, e.g. end-of-train [EOT] devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The embodiment of the application provides an on-line monitoring device for an arch net, which comprises 2 vehicle bottom vibration compensation modules and 1 vehicle roof data acquisition module; the roof data acquisition module comprises: the system comprises a roof equipment cover plate, a roof equipment bottom plate, a line laser window, an industrial camera window, a hanging detection module, a comprehensive detection module, a geometric parameter detection module, a power supply triggering integrated switch, a waterproof junction box and a roof equipment connector, wherein the roof equipment bottom plate comprises a plurality of mounting holes for mounting all modules in the roof data acquisition module; the vehicle bottom vibration compensation module comprises vehicle bottom vibration compensation equipment, wherein the vehicle bottom vibration compensation equipment is arranged at the vehicle bottom and is arranged on the same vertical line with the geometric parameter detection module.
Description
Technical Field
The application relates to the field of rail vehicle operation monitoring, in particular to an on-line monitoring device for an arch net.
Background
The bow net system is an important component of a rail transit vehicle power supply system, and the current receiving quality between bow nets directly determines the safety and stability of train operation. In order to ensure the operation safety of the bow net system and prevent safety accidents such as bow scraping or bow drilling, the geometrical parameters of the bow net, the temperature of contact points, the occurrence of arcing, the abnormal state of the pantograph, the suspension of key positions and the like must be dynamically monitored. At present, bow net monitoring is mainly carried out by adopting a manual or vehicle-mounted device testing mode of an operation vehicle. The manual detection operation efficiency is low, the safety is poor, and the requirement on the working experience of operators is high; the detection of the operation vehicle can only be carried out after the vehicle is stopped and taken off line, and the structure of the operation vehicle are different to a certain extent, so that the detection result can not reflect the actual situation in the operation process.
At present, with the development of computer technology and image processing technology, a roof data acquisition module formed by equipment such as an industrial camera, a line laser, a thermal infrared imager, an ultraviolet detector, a high-frequency light supplementing lamp and the like is integrated on a roof, and working state data of a pantograph and a contact net are acquired in a mode of an underbody vibration compensation module formed by equipment such as the industrial camera, the line laser and the like is integrated on an underbody. And comparing the detection data with the historical data and the design standard to judge whether the geometric relationship of the bow net is abnormal or not, and simultaneously analyzing and predicting. However, existing bow net monitoring devices suffer from the following disadvantages: the mechanical integration is carried out by compounding various sensors, and poor matching among the sensors is very easy to occur in practice, for example, the frequency matching of an industrial camera and a light supplementing lamp is poor, so that phenomena such as stroboscopic effect and the like appear on a picture, and the detection precision and the observation effect are influenced. And the equipment has the problems of high maintenance cost, high difficulty, difficult problem positioning, difficult disassembly and assembly, high design and research and development cost and the like.
Aiming at the problems of poor matching and high maintenance difficulty of bow net monitoring equipment in a rail transit vehicle power supply system, no reasonable solution exists at present.
Disclosure of Invention
The embodiment of the application provides an on-line monitoring device for an arch net, which is used for solving the problems of poor matching and high maintenance difficulty of arch net monitoring equipment in a rail transit vehicle power supply system.
According to one embodiment of the application, there is provided an on-line monitoring device for an arch net, the device comprising 2 vehicle bottom vibration compensation modules and 1 vehicle roof data acquisition module; the roof data acquisition module comprises: the system comprises a roof equipment cover plate, a roof equipment bottom plate, a line laser window, an industrial camera window, a hanging detection module, a comprehensive detection module, a geometric parameter detection module, a power supply triggering integrated switch, a waterproof junction box and a roof equipment connector, wherein the roof equipment bottom plate comprises a plurality of mounting holes for mounting all modules in the roof data acquisition module; the vehicle bottom vibration compensation module comprises vehicle bottom vibration compensation equipment, wherein the vehicle bottom vibration compensation equipment is arranged at the vehicle bottom and is arranged on the same vertical line with the geometric parameter detection module.
Optionally, the comprehensive detection module is fastened on the roof equipment bottom plate through the comprehensive detection module support, and an ultraviolet detector, a thermal infrared imager, an industrial camera, a light supplementing lamp and a processor unit are arranged in the comprehensive detection module and are mainly used for shooting a pantograph and a contact net part in real time, and detecting the structural abnormality of the pantograph, the arcing occurrence condition and the contact point temperature of the pantograph net.
Optionally, the suspension detection module is fastened on the roof equipment bottom plate through a suspension detection module bracket, the suspension detection module comprises 4 groups, is located at four corners of the roof equipment bottom plate, and shoots contact net suspension parts in four directions of left front, left rear, right front and right rear through a suspension detection module window.
Optionally, the geometric parameter detection module is installed and fastened on the bottom plate of the roof equipment through a geometric parameter detection module bracket, and the geometric parameter detection module comprises 3 groups, wherein 2 groups positioned on two sides are used for detecting the rigid contact net, and 1 group in the middle is used for detecting the flexible contact net.
Optionally, the apparatus further comprises: the power supply triggering integrated switch is used for power supply and communication connection of the hanging detection module, the comprehensive detection module and the geometric parameter detection module.
Optionally, the roof side device connector provides a communication connection to the power triggering integrated switch for data interaction between the modules.
Optionally, the vehicle bottom vibration compensation module and the vehicle roof data acquisition module meet the IP67 dustproof and waterproof requirements, are of modularized design, and have a remote debugging function.
Optionally, a plurality of groups of mechanical interfaces are reserved on the bottom plate of the roof equipment.
At present, with the development of computer technology and image processing technology, a roof data acquisition module formed by equipment such as an industrial camera, a line laser, a thermal infrared imager, an ultraviolet detector, a high-frequency light supplementing lamp and the like is integrated on a roof, and working state data of a pantograph and a contact net are acquired in a mode of an underbody vibration compensation module formed by equipment such as the industrial camera, the line laser and the like is integrated on an underbody. And comparing the detection data with the historical data and the design standard to judge whether the geometric relationship of the bow net is abnormal or not, and simultaneously analyzing and predicting. However, the existing bow net monitoring equipment is often 1 and is not integrated in a modularized mode, mechanical integration is only carried out in a mode of compounding various sensors, poor matching between the sensors is easy to occur in practice, and phenomena such as stroboscopic effect and the like of a picture are caused due to poor matching between an industrial camera and a light supplementing lamp, so that detection precision and observation effect are affected. In addition, the equipment which does not adopt modularized integration also has the problems of high maintenance cost, high difficulty, difficult problem positioning, difficult disassembly and assembly, high design and research and development cost and the like; 2. the self-adaptive adjustment cannot be performed, for example, the technical characteristics of camera/sensor visual angle, aperture, focal length, depth of field and the like are required to be adjusted by repeated jacking operation during the debugging period of the equipment, at least 2 operators are required to work together in the roof and the passenger room, and more debugging operation period and cost are required after the equipment is installed; 3. the bow net monitoring equipment is deployed and used in the environment outside the vehicle, severe environmental factors such as rain and snow, high temperature, humidity and dirt exist in the severe running environment, the equipment needs to be cleaned and maintained regularly, a large amount of manpower and material resources are consumed, and the equipment is interfered by the environmental factors such as dirt, rain and snow in the driving process possibly to influence the monitoring effect.
Aiming at the defects of the existing video camera mounting structure, the application provides an bow net on-line monitoring device suitable for a series of Chinese standard subway trains. The application mainly comprises a vehicle roof data acquisition module and vehicle bottom vibration compensation equipment, and adopts a modularized design scheme, so as to solve the problems of poor cooperation between sensors, high maintenance cost, high difficulty, long debugging period and the like.
The application adopts a modularized design scheme, and integrates a geometric parameter detection module (such as contact net geometric parameter, height guiding, pull-out value, abrasion, span inner height difference and the like), a suspension detection module (such as an insulator, a busbar, a wire clamp, an anchor section expansion bolt and the like are suspended by key parts), a comprehensive detection module (used for detecting the abnormal structure of a pantograph, arcing, temperature detection, light supplementing lamp equipment and the like), a power supply triggering integrated switch (used for power supply and network communication of equipment), and a waterproof junction box (used for being matched with an external connector to play a role in external connector waterproofing at the same time). The geometric parameter detection module, the suspension detection module and the comprehensive detection module have the functions of automatic focusing, automatic aperture adjustment and the like, and can enter the equipment control system through special software in the passenger room, so that key characteristic parameters of equipment are adjusted, climbing is not needed, and meanwhile, the equipment is matched with operators in the passenger room, and debugging operation can be completed in the passenger room only by 1 person. The modularized equipment such as the geometric parameter detection module, the suspension detection module, the comprehensive detection module and the power supply triggering integrated switch has high integration level, strong equipment independence (not influenced by the relevance of external equipment), relatively mature and fixed interface and structure and IP67 protection level, greatly saves the integrated development workload of design research and development personnel, provides convenience for maintenance operation after equipment delivery, and can be conveniently disassembled and assembled by the maintenance personnel only by carrying an operation tool in 1. Meanwhile, the equipment has the functions of dust prevention, water prevention, electrolytic dehumidification, demisting, snow melting, clear water self-cleaning and the like, guarantees the stable operation of the equipment, and provides great convenience for maintenance work. In addition, according to the customization requirement of the serial standard subways on the configuration, the application can individually select more than ten functional versions with different configurations such as high configuration, low configuration and the like, and the interface has compatibility and can conveniently carry out configuration management.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic diagram of an alternative roof data collection module in accordance with an embodiment of the present application; and
FIG. 2 is a schematic diagram of an alternative underbody vibration compensation module according to an embodiment of the present application.
Description of the reference numerals
10. Roof equipment cover plate, 11, line laser window, 12, industrial camera window, 13, hanging detection module window, 14 reinforcing ribs, 15 reinforcing ribs, 20, roof equipment bottom plate, 30, hanging detection module, 31, hanging detection module support, 40, comprehensive detection module, 41, comprehensive detection module support, 50, geometric parameter detection module, 51, geometric parameter detection module support, 60, power supply triggering integrated switch, 70, waterproof junction box, 80, roof equipment connector, 90, eye bolt, 100, wire binding rod, 110, vehicle bottom vibration compensation equipment, 111, vehicle bottom vibration compensation equipment support, 112 and vehicle bottom vibration compensation equipment connector.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to fall within the scope of the application.
It should be further noted that, for convenience of description, only some, but not all of the structures related to the present application are shown in the drawings. Throughout this specification, the same or similar reference numerals indicate the same or similar structures, elements or processes. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
As shown in fig. 1 and 2, the application provides an on-line monitoring device for bow net of a series of chinese standard subway trains, wherein the device is configured with 2 vehicle bottom vibration compensation modules and 1 vehicle roof data acquisition module. The roof data acquisition module consists of a roof device cover plate 10, a line laser window 11, an industrial camera window 12, a hanging detection module window 13, a reinforcing rib 14, a reinforcing rib 15, a roof device bottom plate 20, a hanging detection module 30, a hanging detection module support 31, a comprehensive detection module 40, a comprehensive detection module support 41, a geometric parameter detection module 50, a geometric parameter detection module support 51, a power supply triggering integrated switch 60, a waterproof junction box 70, a roof device connector 80, an eye bolt 90 and a wire binding rod 100; the vehicle bottom vibration compensation module is composed of a vehicle bottom vibration compensation device 110, a vehicle bottom vibration compensation device bracket 111 and a vehicle bottom vibration compensation device connector 112.
The roof equipment bottom plate 20 is provided with installation holes such as equipment brackets, roof equipment cover plates, eye bolts, wire binding rods and the like and reserved installation holes for the installation and fastening of the equipment and the cover plates.
The comprehensive detection module 40 is fixedly arranged on the bottom plate 20 of the vehicle roof equipment through 41 and a comprehensive detection module bracket, is internally provided with an ultraviolet detector, a thermal infrared imager, an industrial camera, a light supplementing lamp, a processor unit and the like, and is mainly used for shooting the pantograph and the contact network part in real time and detecting the structural abnormality, arcing occurrence, the contact point temperature of the pantograph and the like.
The suspension detection module 30 is installed and fastened on the roof equipment bottom plate 20 through a suspension detection module bracket 31, and is provided with 4 groups of contact net suspension parts positioned at four corners and used for shooting four directions of left front, left back, right front and right back, and is mainly used for abnormal detection of suspension of key positions of the contact net (bus bars, suspension positioning devices, central anchoring devices, rigid anchor section joints, rigid-flexible transition devices and the like), and the suspension detection module is internally provided with an industrial camera, a light supplementing lamp, a processor unit and the like and is externally shot and detected through a suspension detection module window 13.
The geometric parameter detection module 50 is installed and fastened on the roof equipment bottom plate 20 through the geometric parameter detection module support 51, 2 groups of 3 groups of equipment are used for detecting rigid contact net respectively, 1 group in the middle is used for detecting flexible contact net, an industrial camera, line laser, a processing unit and the like are built in, the geometric parameter detection module is used for detecting geometric parameters (wire height, pull-out value, height difference in span, abrasion and the like) of the rigid contact net and the flexible contact net, the module is matched with the vehicle bottom vibration compensation equipment 110 for use, the vehicle bottom vibration compensation equipment 110 is installed and deployed at the vehicle bottom, and the vehicle bottom data detection module and the vehicle top data detection module are installed on the same vertical line for compensating the influence of vibration, turning and the like of a vehicle, and the geometric parameter precision can meet the design state.
The power supply triggering integrated switch 60 is used for power supply and communication connection of the suspension detection module 30, the comprehensive detection module 40 and the geometric parameter detection module 50. The vehicle provides a 1-way DC110V power input through a roof equipment connector 80 mounted to the waterproof junction box 70, and is connected to the power trigger integrated switch 60, and its equipment-in power conversion module can convert DC110V into DC48V for each equipment power supply. Meanwhile, the 1-way gigabit network communication connection is provided through the roof equipment connector 80 to the power trigger integrated switch 60, and the equipment-built-in gigabit switch can be used for data interaction and transmission between modules.
All the equipment and connectors meet the IP67 dustproof and waterproof requirements, the equipment is in modularized design, the equipment is free from mutual cooperation interference, the remote debugging function is achieved, the camera has the functions of automatically focusing, automatically adjusting aperture and the like, the camera can enter the equipment control system through special software in a passenger room, key characteristic parameters of the equipment are further adjusted, the equipment does not need to be jacked and matched with operators in the passenger room, and only 1 person is required to finish debugging operation in the passenger room. The base plate is reserved with a plurality of groups of mechanical interfaces, so that detection requirements of different configurations can be met, and the base plate has stronger compatibility.
The foregoing is merely a preferred embodiment of the present application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present application, which are intended to be comprehended within the scope of the present application.
Claims (8)
1. The device is characterized by comprising 2 vehicle bottom vibration compensation modules and 1 vehicle roof data acquisition module;
The roof data acquisition module comprises: the system comprises a roof device cover plate (10), a roof device bottom plate (20), a line laser window (11), an industrial camera window (12), a hanging detection module window (13), a hanging detection module (30), a comprehensive detection module (40), a geometric parameter detection module (50), a power supply triggering integrated switch (60), a waterproof junction box (70) and a roof device connector (80), wherein the roof device bottom plate (20) comprises a plurality of mounting holes, and the mounting holes are used for mounting all modules in the roof data acquisition module;
The vehicle bottom vibration compensation module comprises vehicle bottom vibration compensation equipment (110), wherein the vehicle bottom vibration compensation equipment (110) is arranged at the vehicle bottom and is arranged on the same vertical line with the geometric parameter detection module (50).
2. The device according to claim 1, wherein the comprehensive detection module (40) is mounted and fastened on the roof equipment bottom plate (20) through a comprehensive detection module bracket (41), and the comprehensive detection module (40) is internally provided with an ultraviolet detector, a thermal infrared imager, an industrial camera, a light supplementing lamp and a processor unit and is mainly used for shooting a pantograph and a contact net part in real time and detecting the structural abnormality, arcing occurrence and the contact point temperature of the pantograph net.
3. The device according to claim 1, wherein the suspension detection module (30) is mounted and fastened on the roof equipment bottom plate (20) through a suspension detection module bracket (31), the suspension detection module (30) comprises 4 groups, is positioned at four corners of the roof equipment bottom plate (20), and shoots contact net suspension parts in four directions of left front, left rear, right front and right rear through a suspension detection module window (13).
4. The device according to claim 1, wherein the geometrical parameter detection module (50) is mounted and fastened to the roof equipment bottom plate (20) by means of a geometrical parameter detection module bracket (51), the geometrical parameter detection module (50) comprising 3 sets, of which 2 sets are located on both sides for detecting rigid contact lines and 1 set in the middle for detecting flexible contact lines.
5. The apparatus of claim 1, wherein the apparatus further comprises:
the power supply triggering integrated switch (60) is used for power supply and communication connection of the suspension detection module (30), the comprehensive detection module (40) and the geometric parameter detection module (50).
6. The apparatus of claim 5, wherein the roof equipment connector (80) provides a communicative connection to the power triggering integrated switch (60) for data interaction between the modules.
7. The device of claim 1, wherein the vehicle bottom vibration compensation module and the vehicle roof data acquisition module both meet IP67 dustproof and waterproof requirements, are of modular design, and have a remote debugging function.
8. An arrangement according to claim 1, characterized in that groups of mechanical interfaces are reserved on the roof equipment floor (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211362268.0A CN118025261A (en) | 2022-11-02 | 2022-11-02 | Online monitoring device for bow net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211362268.0A CN118025261A (en) | 2022-11-02 | 2022-11-02 | Online monitoring device for bow net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118025261A true CN118025261A (en) | 2024-05-14 |
Family
ID=90986462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211362268.0A Pending CN118025261A (en) | 2022-11-02 | 2022-11-02 | Online monitoring device for bow net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118025261A (en) |
-
2022
- 2022-11-02 CN CN202211362268.0A patent/CN118025261A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202947884U (en) | Motor train unit operation fault dynamic image detection system | |
| CN106444588A (en) | Inspection system and inspection method of valve hall robot based on video monitoring linkage system | |
| CN113092494B (en) | Inspection robot and intelligent detection method for train tunnel structure diseases | |
| CN114583640B (en) | Alternating current-direct current shared bus duct, bus duct detection method and detection system | |
| CN118025261A (en) | Online monitoring device for bow net | |
| CN218724348U (en) | Bow net monitoring device suitable for standard subway | |
| WO2018235987A1 (en) | System for diagnosing solar panel | |
| CN103879419A (en) | Real-time intelligent inspection car for contact network of electrified railway | |
| CN212639729U (en) | Remote diagnosis and remote control marking device and circuit for self-propelled trolley sliding contact line | |
| CN213018763U (en) | 5G track inspection robot convenient to maintain | |
| CN112393091A (en) | High altitude is thrown thing and is detected camera device for early warning system | |
| CN112911247B (en) | Visual device of electric aerial optical cable line | |
| CN109687324B (en) | Outdoor transformer substation environment is with patrolling and examining robot supervisory equipment winter | |
| CN209264593U (en) | A kind of high iron catenary condition checkout gear | |
| CN217304877U (en) | Safety support and safety type pantograph detection system | |
| CN217712674U (en) | Integrated carrying platform for inspection machine | |
| CN215407602U (en) | GIS removes dust removal workshop | |
| CN217739440U (en) | Novel cable fault monitoring wireless transmission device | |
| CN110601366A (en) | Electric power monitored control system based on thing networking | |
| CN114583639A (en) | AC/DC universal bus duct, bus duct detection method and bus duct detection system | |
| CN210487897U (en) | Contact net detection device | |
| CN210583458U (en) | Novel fire control is patrolled and examined and is used fault detector | |
| CN219639980U (en) | High-stability multi-angle equipment connecting device based on air film | |
| CN219677795U (en) | Intelligent electrical cabinet with remote monitoring function | |
| CN221842593U (en) | Portable supervisory equipment mounting structure |
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 |