CN114241615B - Hand-held multifunctional live inspection device - Google Patents
Hand-held multifunctional live inspection device Download PDFInfo
- Publication number
- CN114241615B CN114241615B CN202111503700.9A CN202111503700A CN114241615B CN 114241615 B CN114241615 B CN 114241615B CN 202111503700 A CN202111503700 A CN 202111503700A CN 114241615 B CN114241615 B CN 114241615B
- Authority
- CN
- China
- Prior art keywords
- module
- detection module
- detection
- handheld
- data
- 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
- 238000007689 inspection Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 80
- 238000012545 processing Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 12
- 230000001052 transient effect Effects 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 10
- 102100025142 Beta-microseminoprotein Human genes 0.000 claims description 3
- 101000576812 Homo sapiens Beta-microseminoprotein Proteins 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 239000012212 insulator Substances 0.000 claims 3
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000009529 body temperature measurement Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 9
- 238000009413 insulation Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 230000009466 transformation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/20—Checking timed patrols, e.g. of watchman
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to a handheld multifunctional live inspection device, which comprises a handheld inspection terminal, wherein the handheld inspection terminal comprises a shell, a starting switch, a power interface, a USB interface and a touch screen display which are arranged on the shell, and a detection unit which is arranged in the shell, wherein the detection unit comprises a detection module, a data processing and display module and a wireless communication module, the wireless communication module uploads detection data of the handheld inspection terminal to a cloud platform and carries out remote management through a remote management terminal, the detection module comprises an infrared detection module, a partial discharge detection module, an ultrasonic detection module and a transient ground voltage detection module, and the data processing and display module carries out data receiving and sending management on all detection modules and carries out analysis processing on the data of all detection modules and displays the result through the touch screen display. The invention integrates temperature measurement, partial discharge, ultrasonic wave and transient voltage detection, reduces equipment and instrument purchase funds, and effectively improves economic benefit.
Description
Technical Field
The invention belongs to the technical field of electric power equipment live detection, and particularly relates to a handheld multifunctional live inspection device.
Background
The power system is an important infrastructure for guaranteeing the reliability of electricity consumption, provides energy for the economic development of the country and the life of residents, and each fault of the power system can cause the loss of non-metering for the economy. The failure of the power system mainly refers to the failure of the electrical equipment, while the internal failure of the electrical equipment is mainly an insulation failure. In recent years, detection means for an insulation fault of an electrical device mainly includes partial discharge, and periodic or irregular detection of partial discharge is an effective method for detecting a fault hidden trouble and preventing a major accident, and is an important place in state maintenance.
With the comprehensive popularization of the live detection, domestic power equipment expands the state maintenance work taking the live detection as a technical means, so that equipment defects can be effectively found out and timely eliminated, and the occurrence of malignant faults of the power equipment is avoided. However, the existing handheld device for live detection of power equipment is single in function, the detection principle is that a single sensor is mainly used, and if the existing partial discharge detector is mainly provided with a single ultrahigh frequency detection principle, an infrared thermal imager is generally required to be independently arranged for infrared temperature measurement, inspection personnel need to carry various live detection equipment of different factories to finish live detection work on site, detection efficiency is low, and personnel and instrument resource waste is caused. The infrared and partial discharge are two charged detection items which are most widely applied at present in China, but the infrared and partial discharge detection is not integrated into an integrated detection device at present, so that inconvenience is brought to charged inspection work.
Disclosure of Invention
The invention aims to solve the technical problem of providing a handheld multifunctional live inspection device which has the functions of infrared and partial discharge, is multipurpose, and can be used for efficiently solving the defects of electric power and electric equipment and saving personnel and instrument resources.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the utility model provides a multi-functional electrified device of patrolling and examining of hand-held type, includes handheld terminal of patrolling and examining, handheld terminal of patrolling and examining includes the casing, sets up start switch, power source, USB interface and the touch-sensitive screen display of on the casing to and set up the detecting element in the casing, detecting element includes detection module, the data processing and the display module who is connected with detection module, and the wireless communication module who is connected with data processing and display module, wireless communication module is with handheld terminal of patrolling and examining's detection data upload to cloud platform, and carry out remote management through remote management terminal, detection module includes infrared detection module, partial discharge detection module, ultrasonic detection module and transient state ground voltage detection module, infrared detection module includes alarm module, data processing and display module carry out data transceiver management and carry out analysis processing to each detection module's data, and show the result with parameter, atlas, image's form through the touch-sensitive screen display.
Preferably, the infrared detection module includes an infrared lens and a visible lens.
Preferably, the infrared detection module comprises a storage module for automatically storing infrared light pictures and visible light pictures acquired by the infrared light lens and the visible light lens.
Preferably, the profile expression means includes PR, PRPD and PRPS.
Preferably, the alarm module includes a buzzer.
Preferably, the wireless communication module comprises a national network 5G module, and the national network 5G module comprises a national network security encryption chip.
Preferably, the remote management terminal comprises a PMS management system, and can export data in batches, analyze data processing and automatically generate reports.
Preferably, the bottom of the handheld inspection terminal is detachably provided with a telescopic operating rod.
Preferably, the telescopic operation rod comprises an outer insulation rod, an inner insulation rod and a telescopic mechanism, wherein the outer insulation rod is connected with the inner insulation rod through an insulation sleeve, and the telescopic mechanism is arranged at the tail part of the telescopic operation rod.
Preferably, the telescopic mechanism comprises an operating handle, a push rod arranged in the operating handle, a spring sleeved on the push rod and a driving piece arranged on the operating handle and used for driving the push rod to work.
In summary, the invention has the advantages that:
1. the device has the advantages of compact structural design, small volume, convenient holding and carrying, integration of multiple detection functions of temperature measurement, partial discharge, ultrasonic wave and transient voltage, free mode switching according to requirements, multiple functions of detecting faults caused by different electrical equipment of transmission and transformation, reduced equipment purchase amount, saved purchase funds and effectively improved economic benefit;
2. an alarm module is arranged, the temperature alarm capability is provided, the detection signal is compared with a set threshold value, and if the detection signal exceeds the set value, a buzzer is driven to alarm;
3. the system comprises a national network 5G module, wherein data transmission is smoother and more intelligent than 4G, and the problems of slow response, unclear operation module and the like are solved; encrypting by using a national network security encryption chip, wherein a secret key is stored in hardware, and stolen data cannot be decrypted, so that privacy and data security are protected;
4. the detection data can be directly transmitted to the PMS management system, data processing analysis can be derived in batches, and reports can be automatically generated, so that the PMS management system is suitable for power and electric power transmission and transformation equipment of various voltage levels.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a handheld inspection terminal according to the present invention;
FIG. 3 is a schematic view of a handheld inspection terminal with a telescopic operating lever according to the present invention;
FIG. 4 is a schematic view of a telescopic operating rod according to the present invention;
FIG. 5 is a schematic view of a telescopic mechanism according to the present invention;
fig. 6 is a schematic structural diagram of a detection unit in the present invention.
Reference numerals:
1. a housing; 2. starting a switch; 3. a power interface; 4. a USB interface; 5. a touch screen display; 6. a detection unit; 61. a detection module; 611. an infrared detection module; 6111. a storage module; 6112. an alarm module; 612. a partial discharge detection module; 613. an ultrasonic detection module; 614. a transient ground voltage detection module; 62. a data processing and display module; 63. a wireless communication module; 631. a national network 5G module; 7. a telescopic operating lever; 71. an outer insulating rod; 72. an inner insulating rod; 73. an insulating sleeve; 74. a telescoping mechanism; 741. an operation handle; 742. a push rod; 743. a spring; 744. a driving member.
Detailed Description
In order to more clearly illustrate the general inventive concept, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It is to be understood that the terms "upper," "lower," "left," "right," "longitudinal," "transverse," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, as used herein, are merely based on the orientation or positional relationship shown in the drawings and are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the devices/elements referred to must have or be configured and operated in a particular orientation and therefore should not be construed as limiting the invention.
1-6, including handheld multi-functional live line inspection device, including handheld inspection terminal, handheld inspection terminal includes casing 1, sets up on casing 1 start switch 2, power interface 3, USB interface 4 and touch-sensitive screen display 5 to and set up the detecting element 6 in casing 1, detecting element 6 includes detection module 61, with the data processing and display module 62 that detection module 61 is connected, and with the wireless communication module 63 that data processing and display module 62 is connected, wireless communication module 63 will handheld inspection terminal's detection data upload to cloud platform, and carry out remote management through remote management terminal, detection module 61 includes infrared detection module 611, partial discharge detection module 612, ultrasonic detection module 613 and transient voltage detection module 614, data processing and display module 62 carries out data transceiver management and carries out analysis processing to each detection module 61's data, and will result in the form of parameter, map, image show through touch-sensitive screen display 5. The invention integrates the functions of temperature measurement, partial discharge, ultrasonic wave and transient voltage detection into a whole, can freely switch modes according to requirements, simultaneously detects faults caused by different electrical equipment of transmission and transformation, has multiple functions, reduces the purchase quantity of equipment and instruments, saves purchase funds, effectively improves economic benefit, has compact structural design and small volume, and is convenient to hold and carry.
In order to improve the photographing effect, the infrared detection module 611 includes an infrared lens and a visible lens. In the monitoring environment without infrared light assistance, the visible light lens is used, and in the monitoring environment with infrared light assistance, the infrared lens is required to be used for the ideal monitoring effect, so that the picture is clear and natural. The infrared detection module 611 includes a storage module 6111, which is configured to automatically store the infrared light pictures and the visible light pictures collected by the infrared light lens and the visible light lens. The map expression mode comprises PR, PRPD and PRPS, and the application range is wide.
In order to provide a temperature alarm capability, the infrared detection module 611 includes an alarm module 6112, the alarm module 6112 includes a buzzer, the detection signal is compared with a set threshold value, and if the detection signal exceeds the set value, the buzzer is driven to sound for alarm.
In order to improve the security of network usage, the wireless communication module 63 includes a national network 5G module 631, and the national network 5G module 631 includes a national network security encryption chip. Encrypting by using a national network security encryption chip, wherein a secret key is stored in hardware, and stolen data cannot be decrypted, so that privacy and data security are protected; the data transmission is smoother and intelligent than 4G, and the problems of slow response, unclear running modules and the like are solved.
In order to improve the operation and maintenance inspection refinement and the intellectualization of the transmission and transformation equipment, the remote management terminal comprises a PMS management system, and can export data in batches, process and analyze the data and automatically generate reports. The file read-write speed is more than 13% of the traditional data transmission.
In order to improve the convenience and safety of operation, the bottom of the handheld inspection terminal is detachably provided with a telescopic operating rod 7. The bottom of the handheld inspection terminal is provided with a threaded insertion port, the top of the telescopic operating rod 7 is provided with a screw rod, and the handheld inspection terminal is in threaded connection with the telescopic operating rod 7. The telescopic operation rod 7 comprises an outer insulating rod 71, an inner insulating rod 72 and a telescopic mechanism 74, wherein the outer insulating rod 71 is connected with the inner insulating rod 72 through an insulating sleeve 73, and the telescopic mechanism 74 is arranged at the tail part of the telescopic operation rod 7. The telescopic mechanism 74 comprises an operating handle 741, a push rod 742 arranged in the operating handle 741, a spring 743 sleeved on the push rod 742, and a driving member 744 arranged on the operating handle 741 for driving the push rod 742 to work.
The push rod 742 is a micro electric push rod, but not limited thereto, a hydraulic push rod or the like may be selected according to the requirement, the spring 743 is sleeved on the micro electric push rod, two ends of the spring 743 are respectively fixed at two ends of the push rod, the top of the push rod is connected with the bottom of the inner insulating rod 72, the micro electric push rod is started by pressing the driving member 744, the micro electric push rod drives the inner insulating rod 72 to move upwards, the spring 743 is stretched at the same time, when the driving member 744 is loosened, the micro electric push rod stops moving upwards and keeps being suspended, and then the driving member 744 is pressed to release the suspended automatic retraction, and the inner insulating rod 72 is pulled downwards due to the need to resume deformation after the spring 743 is stretched. The length of the telescopic operating rod 7 can be freely adjusted, and the telescopic operating rod is applicable to all 10kV-20kV electric pole devices, so that the safety, convenience and operation efficiency of operation are greatly improved.
The invention effectively avoids the problems of inconsistent instrument functions, short endurance time, slow data arrangement and the like, realizes breakthrough in the operation and maintenance aspects of the transmission and transformation equipment, greatly improves the operation and maintenance efficiency of equipment owners, can directly send a plurality of detection data of high-voltage equipment to the operation and maintenance management system of the national network equipment, is suitable for constructing a new operation and maintenance management mode of the transmission and transformation equipment in a novel power system, and is suitable for popularization and application in the power system of the national network.
In addition to the above preferred embodiments, the present invention has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention, which is defined in the appended claims.
Claims (6)
1. The utility model provides a multi-functional electrified device of patrolling and examining of hand-held type which characterized in that: the handheld inspection terminal comprises a shell, a starting switch, a power interface, a USB interface and a touch screen display which are arranged on the shell, and a detection unit which is arranged in the shell, wherein the detection unit comprises a detection module, a data processing and display module connected with the detection module and a wireless communication module connected with the data processing and display module, the wireless communication module uploads detection data of the handheld inspection terminal to a cloud platform and carries out remote management through a remote management terminal, the detection module comprises an infrared detection module, a partial discharge detection module, an ultrasonic detection module and a transient ground voltage detection module, the infrared detection module comprises an alarm module, and the data processing and display module carries out data receiving and transmitting management on each detection module and analysis processing on the data of each detection module and displays the results in the form of parameters, maps and images through the touch screen display; the remote management terminal comprises a PMS management system, and can export data in batches, process and analyze the data and automatically generate reports; the bottom of the handheld inspection terminal is provided with a threaded interface, the bottom of the handheld inspection terminal is detachably provided with a telescopic operation rod, the top of the telescopic operation rod is provided with a screw rod, and the handheld inspection terminal is in threaded connection with the telescopic operation rod; the telescopic operation rod comprises an outer insulating rod, an inner insulating rod and a telescopic mechanism, wherein the outer insulating rod is connected with the inner insulating rod through an insulating sleeve, and the telescopic mechanism is arranged at the tail part of the telescopic operation rod; the telescopic machanism includes operating handle, the push rod of setting in operating handle, the cover is established the spring on the push rod, and set up the driving piece that is used for driving the push rod work on operating handle, the push rod is miniature electric putter, the spring housing is established on miniature electric putter, and the both ends of spring are fixed respectively at the push rod both ends, the bottom of interior insulator spindle is connected at the top of push rod, press the bottom of driving piece and start miniature electric putter, miniature electric putter drive interior insulator spindle upward movement, stretch the spring simultaneously, when loosening the driving piece, miniature electric putter stops upward movement and keeps the pause, the miniature electric putter of driver is released to pause again and is returned automatically, because the spring is required to resume deformation after being stretched, thereby pull down interior insulator spindle.
2. The handheld multifunctional live inspection device of claim 1, wherein: the infrared detection module comprises an infrared lens and a visible lens.
3. The handheld multifunctional live inspection device of claim 2, wherein: the infrared detection module comprises a storage module and is used for automatically storing infrared light pictures and visible light pictures acquired by the infrared light lens and the visible light lens.
4. A hand-held multi-functional live inspection device according to claim 3, wherein: the pattern expression mode comprises PR, PRPD and PRPS.
5. The handheld multifunctional live inspection device of claim 4, wherein: the alarm module comprises a buzzer.
6. The handheld multifunctional live inspection device of claim 1, wherein: the wireless communication module comprises a national network 5G module, and the national network 5G module comprises a national network security encryption chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503700.9A CN114241615B (en) | 2021-12-10 | 2021-12-10 | Hand-held multifunctional live inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503700.9A CN114241615B (en) | 2021-12-10 | 2021-12-10 | Hand-held multifunctional live inspection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114241615A CN114241615A (en) | 2022-03-25 |
| CN114241615B true CN114241615B (en) | 2023-11-21 |
Family
ID=80754506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111503700.9A Active CN114241615B (en) | 2021-12-10 | 2021-12-10 | Hand-held multifunctional live inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114241615B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117309055A (en) * | 2023-09-28 | 2023-12-29 | 国网重庆市电力公司电力科学研究院 | Electric power inspection test equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249114A (en) * | 2016-08-23 | 2016-12-21 | 上海华乘智能设备有限公司 | Multifunctional belt electric detection means based on WIFI transmission and method |
| CN106404048A (en) * | 2016-08-23 | 2017-02-15 | 上海局放软件技术有限公司 | Internet of Things based multi-functional live-line detection system and detection method |
| CN106405345A (en) * | 2016-08-23 | 2017-02-15 | 上海局放软件技术有限公司 | Hand-held multi-functional hot-line detection apparatus and integrated detection diagnosis method thereof |
| CN206057487U (en) * | 2016-08-23 | 2017-03-29 | 上海华乘智能设备有限公司 | Multi-functional measuring device with electricity |
| CN209326697U (en) * | 2018-11-30 | 2019-08-30 | 国网上海市电力公司 | A kind of switch cabinet electrified detection mobile job-oriented terminal |
-
2021
- 2021-12-10 CN CN202111503700.9A patent/CN114241615B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249114A (en) * | 2016-08-23 | 2016-12-21 | 上海华乘智能设备有限公司 | Multifunctional belt electric detection means based on WIFI transmission and method |
| CN106404048A (en) * | 2016-08-23 | 2017-02-15 | 上海局放软件技术有限公司 | Internet of Things based multi-functional live-line detection system and detection method |
| CN106405345A (en) * | 2016-08-23 | 2017-02-15 | 上海局放软件技术有限公司 | Hand-held multi-functional hot-line detection apparatus and integrated detection diagnosis method thereof |
| CN206057487U (en) * | 2016-08-23 | 2017-03-29 | 上海华乘智能设备有限公司 | Multi-functional measuring device with electricity |
| CN209326697U (en) * | 2018-11-30 | 2019-08-30 | 国网上海市电力公司 | A kind of switch cabinet electrified detection mobile job-oriented terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114241615A (en) | 2022-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114241615B (en) | Hand-held multifunctional live inspection device | |
| CN104201986B (en) | A kind of photovoltaic generation monitoring integrated apparatus | |
| CN111308239B (en) | Wireless monitoring system for GIS state online monitoring | |
| CN205693440U (en) | Intelligent power based on Internet of Things protection system | |
| CN102768075B (en) | Temperature early-warning centralized display system | |
| CN109799755A (en) | A kind of remote real-time monitoring system and method | |
| CN106197677B (en) | Wireless infrared test recorder | |
| CN206177476U (en) | Electrified temperature measuring device | |
| CN212110108U (en) | Device and system for monitoring | |
| CN212012257U (en) | Energy gateway with power grid detection and power load identification capabilities | |
| CN109577241B (en) | Pedestrian protection device for intelligent transportation | |
| CN209344524U (en) | A kind of power distribution room remote control mechanism | |
| CN206892174U (en) | HVDC pressure test General Current measurement apparatus | |
| CN102402204A (en) | Multipurpose data acquisition system | |
| CN206773138U (en) | A kind of Portable PD On-Line wireless monitoring instrument | |
| CN216751312U (en) | Handheld substation primary equipment fault diagnosis device | |
| CN215818917U (en) | Project cost information acquisition device | |
| CN201392474Y (en) | Integrated processing terminal of electrical bicycle | |
| CN206287975U (en) | A kind of portable vehicle monitor control system | |
| CN109167408B (en) | Intelligent key charging management device | |
| CN109787683A (en) | A kind of wireless looped network emergency power supply photoelectric conversion device | |
| CN214014377U (en) | Network monitoring device for preventing electricity theft | |
| CN220234272U (en) | Distribution network information dynamic acquisition and alarm integrated device and multistage linkage system | |
| CN209417089U (en) | A kind of modular construction power monitoring equipment | |
| CN204333627U (en) | Control system of intelligent circuit breaker |
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 |