CN111024249A - Cable branch box inspection temperature measurement terminal, system and method - Google Patents
Cable branch box inspection temperature measurement terminal, system and method Download PDFInfo
- Publication number
- CN111024249A CN111024249A CN201911418273.7A CN201911418273A CN111024249A CN 111024249 A CN111024249 A CN 111024249A CN 201911418273 A CN201911418273 A CN 201911418273A CN 111024249 A CN111024249 A CN 111024249A
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- branch box
- acquisition controller
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- 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
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
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- 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
- 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
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- 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
- G01K1/028—Means for indicating or recording specially adapted for thermometers arrangements for numerical indication
-
- 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
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a cable branch box inspection temperature measurement terminal, system and method, wherein the system comprises: the temperature measuring terminal is used for collecting the temperature of the corresponding point position in the branch box by arranging the plurality of temperature measuring probes at the corresponding point position in the branch box, starting the temperature measuring terminal to work when receiving a routing inspection instruction of the RFID read-write equipment, collecting the temperature of the corresponding point position in the branch box in real time, and uploading the collected and measured temperature data to the RFID read-write equipment; the RFID read-write equipment is used for issuing a polling instruction to the temperature measuring terminal, reading temperature data measured by the temperature measuring terminal, and transmitting the temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode; and the temperature monitoring and management cloud platform is used for receiving the temperature data, analyzing and displaying the temperature data and sending early warning information to the inspection personnel.
Description
Technical Field
The invention relates to the technical field of electric power online monitoring, in particular to a cable branch box inspection temperature measuring terminal, system and method.
Background
The cable branch box is an important device of a power distribution system, but because the cable branch box is usually installed outdoors, is exposed in the air and is influenced by the external environment, and some parameters such as temperature, humidity and the like in the cable branch box also have certain influence, meanwhile, the cable is installed in the cable branch box, high-voltage electrical contacts such as a cable joint and the like can generate heat due to aging or overlarge contact resistance in the long-term operation process, the use of the cable branch box is influenced when the temperature of the cable is overhigh, and meanwhile, the safety production is dangerous, generally, the temperature of the heating parts can not be monitored, so that accidents are finally caused, and fire and large-area power failure accidents are caused, therefore, the problem that the cable contact in the cable branch box is overheated is a key for avoiding the accidents, the realization of the online temperature monitoring is an important means for ensuring the safe operation of the cable branch box, because the cable branch box, moreover, the installation positions are scattered, so that the temperature monitoring of the heating part is difficult, and a technical means is needed to solve the above problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a cable branch box inspection temperature measuring terminal, system and method, so as to realize a cable branch box inspection temperature measuring device which is simple in structure, convenient to measure, high in precision and low in power consumption.
In order to achieve the above and other objects, the present invention provides a cable branch box inspection temperature measuring terminal, including:
the temperature measuring probes are arranged at the points of the branch box where the temperature needs to be monitored in real time, and are used for measuring the temperature and outputting digital temperature data to the temperature acquisition controller;
the temperature acquisition controller receives and responds to the command forwarded by the RFID passive tag, wakes up to start work according to the command of the RFID passive tag, receives the digitized temperature data output by each temperature measurement probe, transmits the measured temperature data to the RFID passive tag and uploads the measured temperature data to the RFID read-write equipment;
the RFID passive tag is used for receiving a command sent by the RFID read-write equipment and forwarding the command to the temperature acquisition controller or providing a starting signal for starting the temperature acquisition controller to wake up the temperature acquisition controller, directly reading data acquired by the temperature acquisition controller, writing the data acquired by the temperature acquisition controller into the RFID passive tag storage area so that the RFID read-write equipment can directly read the data, waking up the temperature acquisition controller according to the corresponding command and uploading the acquired temperature data to the RFID read-write equipment;
and the power supply module is used for supplying power to the temperature acquisition controller and the temperature measurement probe.
Preferably, the temperature acquisition controller enters a sleep mode after one temperature acquisition is completed.
Preferably, the temperature acquisition controller and the temperature probes are arranged in the branch box, and the temperature probes are connected with the temperature acquisition controller through shielded cables.
Preferably, the RFID passive tag is arranged outside the branch box body and is connected with a temperature acquisition controller in the branch box body through a cable.
Preferably, each temperature measuring label is a digital temperature sensing label.
Preferably, the RFID passive tag adopts an RFID anti-metal tag.
In order to achieve the above object, the present invention further provides a cable branch box inspection temperature measurement system, including:
the temperature measuring terminal is used for collecting the temperature of the corresponding point position in the branch box by arranging the plurality of temperature measuring probes at the corresponding point position in the branch box, starting the temperature measuring terminal to work when receiving a routing inspection instruction of the RFID read-write equipment, collecting the temperature of the corresponding point position in the branch box in real time, and uploading the collected and measured temperature data to the RFID read-write equipment;
the RFID read-write equipment is used for issuing a polling instruction to the temperature measuring terminal, reading temperature data measured by the temperature measuring terminal, and transmitting the temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode;
and the temperature monitoring and management cloud platform is used for receiving the temperature data, analyzing and displaying the temperature data and sending early warning information to the inspection personnel.
In order to achieve the above purpose, the invention also provides a cable branch box inspection temperature measuring method, which comprises the following steps:
and step S1, when the RFID passive tag arranged on the outer side of the branch box body receives the inspection instruction of the RFID read-write equipment, the inspection instruction is forwarded to the temperature acquisition controller arranged in the branch box and the temperature acquisition controller is waken up to start working.
And step S2, the temperature acquisition controller receives the digitized temperature data output by each temperature probe arranged at the corresponding point position in the branch box, transmits the measured temperature data to the RFID passive tag, and uploads the measured temperature data to the RFID read-write equipment through the RFID passive tag.
Preferably, the method further comprises the steps of:
the RFID read-write equipment transmits the obtained temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode, and the temperature monitoring and management cloud platform analyzes and displays the temperature data and the time address information and sends early warning information to inspection personnel.
Preferably, the method further comprises the steps of:
and if the temperature acquisition controller finishes one-time temperature acquisition, the temperature acquisition controller enters a sleep mode to reduce the power consumption of the system.
Compared with the prior art, the cable branch box inspection temperature measuring terminal, the system and the method have the advantages that the temperature measuring probes are arranged at the corresponding point positions in the branch box to collect the temperature of the corresponding point positions in the branch box, the operation is started when the inspection instruction of the RFID read-write equipment is received, the temperature of the corresponding point positions in the branch box is collected in real time, the collected and measured temperature data is uploaded to the RFID read-write equipment, and the temperature data and the time address information are transmitted to the temperature monitoring and management cloud platform through the RFID read-write equipment in a wired or wireless mode, so that the cable branch box inspection temperature measuring equipment with the advantages of simple structure, convenience in temperature measurement and low power consumption is realized.
Drawings
FIG. 1 is a schematic structural diagram of a cable branch box inspection temperature measurement system according to the present invention;
fig. 2 is a flow chart of steps of a cable branch box inspection temperature measuring method of the invention.
Detailed Description
Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the present disclosure by describing the embodiments of the present invention with specific embodiments thereof in conjunction with the accompanying drawings. The invention is capable of other and different embodiments and its several details are capable of modification in various other respects, all without departing from the spirit and scope of the present invention.
Fig. 1 is a schematic structural diagram of a cable branch box inspection temperature measurement system of the invention. As shown in fig. 1, the invention provides a cable branch box inspection temperature measuring system, which comprises: the system comprises a temperature measuring terminal 10, an RFID read-write device 20 and a temperature monitoring and management cloud platform 30.
The temperature measuring terminal 10 is configured to collect temperatures of corresponding points in the branch box by disposing the plurality of temperature measuring probes 101 at the corresponding points in the branch box, start working when receiving a polling instruction of the RFID read-write device 20, collect temperatures of corresponding points in the branch box in real time, and upload collected and measured temperature data to the RFID read-write device 20.
Specifically, the temperature measurement terminal 10 includes a plurality of temperature measurement probes 101, a temperature acquisition controller 102, an RFID passive tag 103 and a power module 104, wherein the temperature measurement probes 101 are digital temperature-sensing tags, are arranged at points in the branch box where temperature needs to be monitored in real time, and are used for temperature measurement and outputting digital temperature data to the temperature acquisition controller 102; the temperature acquisition controller 102 is a microprocessor module including a plurality of communication interfaces, and is configured to receive and respond to a command forwarded by the RFID passive tag 103, wake up to start up according to the command of the RFID passive tag, receive digitized temperature data output by each temperature measurement probe 101, transmit the measured temperature data to the RFID passive tag 103, and upload the measured temperature data to the RFID read-write device 20; the RFID passive tag 103 is a special RFID anti-metal tag, and is configured to upload temperature data forwarded by the temperature acquisition controller 102 to the RFID read-write device 20 or receive a command sent by the RFID read-write device 20, or provide a start signal for starting the operation of the temperature acquisition controller 102, and directly read data acquired by the temperature acquisition controller 102 through an I2C interface of the RFID passive tag 103 or write data acquired by the temperature acquisition controller 102 into an RFID tag storage area so that the RFID read-write device can directly read the data; and the power supply module 104 is used for supplying power to the temperature acquisition controller 102 and the temperature measuring probe 101. Preferably, to reduce the system power consumption, the temperature acquisition controller 102 enters the sleep mode after completing one temperature acquisition, so as to reduce the system power consumption.
The RFID read-write device 20 is configured to read temperature data obtained by measurement by the temperature measurement terminal 10 or issue a polling instruction to the temperature measurement terminal 10, and transmit the temperature data and time address information to the temperature monitoring and management cloud platform 30 in a wired or wireless manner, in a specific embodiment of the present invention, the RFID read-write device 20 may be an RFID handheld reader-writer, or may be a fixed reader-writer installed on a patrol car or at a fixed position near a branch box, which is not limited herein;
and the temperature monitoring and management cloud platform 30 is used for receiving the temperature data, analyzing and displaying the temperature data and sending early warning information to the inspection personnel.
Specifically, the temperature measurement probes 101 are arranged at corresponding point locations in the branch box to collect temperatures of the corresponding point locations in the branch box, and are respectively connected to the temperature collection controller 102 through shielding cables, the temperature collection controller 102 is connected to the RFID passive tag 103 through a cable, the power module 104 is connected to the temperature collection controller 102 and the temperature measurement probes 101 through batteries, the RFID passive tag 103 is connected with the RFID read-write device 20 through an RFID protocol in a wireless manner, and the RFID read-write device 20 is connected with the temperature monitoring and management cloud platform 30 in a wired or wireless manner.
The working principle of the invention is illustrated by the following specific examples: in the embodiment of the invention, a plurality of temperature measuring probes 101 are arranged at positions needing temperature measurement in a branch box, a temperature acquisition controller 102 is also arranged in the branch box, each temperature measuring probe 101 is connected with the temperature acquisition controller 102 in the branch box through a shielded cable temperature acquisition controller 102, an RFID passive tag 103 is pasted on the outer side of the branch box body and is connected with the temperature acquisition controller 102 in the branch box through a cable, the temperature acquisition controller 102 is in a sleep state at ordinary times to reduce power consumption, when RFID read-write equipment 20 conducts temperature inspection, an inspection instruction is sent to the RFID passive tag 103 on the outer side of the branch box body, the RFID passive tag 103 forwards the instruction to the temperature acquisition controller 102 to wake up the temperature acquisition controller 102 to start working, after the temperature acquisition controller 102 is awakened, the digital temperature data output by each temperature measuring probe 101 is received to conduct real-time temperature acquisition, and the measured temperature data is transmitted to the RFID passive tag 103, and the measured temperature data is uploaded to the RFID read-write device 20 through the RFID passive tag 103, and then uploaded to the temperature monitoring and management platform 30 by the RFID read-write device 20 for analysis and display, and the early warning information is sent to the inspection personnel, and meanwhile, after the temperature acquisition controller 102 finishes one-time temperature acquisition, the system enters a sleep mode to reduce the power consumption of the system. Preferably, the RFID passive tag 103 can also be integrated with the nameplate of the branch box, so that the process is simple and more attractive.
Therefore, the RFID passive tag of the cable branch box inspection temperature measurement terminal can wake up the MCU of the temperature acquisition controller to work only when the RFID read-write equipment sends an inspection instruction, and the MCU of the temperature acquisition controller is in a sleep state at other times, so that the power consumption of the inspection temperature measurement terminal is greatly reduced.
Fig. 2 is a flow chart of steps of a cable branch box inspection temperature measuring method of the invention. As shown in fig. 2, the inspection temperature measuring method for the cable branch box of the invention comprises the following steps:
and step S1, when the RFID passive tag arranged on the outer side of the branch box body receives the inspection instruction of the RFID read-write equipment, the inspection instruction is forwarded to the temperature acquisition controller arranged in the branch box and the temperature acquisition controller is waken up to start working.
And step S2, the temperature acquisition controller receives the digitized temperature data output by each temperature probe arranged at the corresponding point position in the branch box, transmits the measured temperature data to the RFID passive tag, and uploads the measured temperature data to the RFID read-write equipment through the RFID passive tag.
Preferably, the invention discloses a cable branch box inspection temperature measuring method, which further comprises the following steps:
the RFID read-write equipment transmits the obtained temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode, and the temperature monitoring and management cloud platform analyzes and displays the temperature data and the time address information and sends early warning information to inspection personnel.
Preferably, the invention discloses a cable branch box inspection temperature measuring method, which further comprises the following steps:
and if the temperature acquisition controller finishes one-time temperature acquisition, the temperature acquisition controller enters a sleep mode to reduce the power consumption of the system.
In summary, according to the patrol temperature measuring terminal, system and method for the cable branch box, the temperature measuring probes are arranged at the corresponding points in the branch box to collect the temperatures of the corresponding points in the branch box, the patrol temperature measuring terminal is started when a patrol instruction of the RFID read-write equipment is received, the temperatures of the corresponding points in the branch box are collected in real time, the collected and measured temperature data are uploaded to the RFID read-write equipment, and the RFID read-write equipment transmits the temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode, so that the patrol temperature measuring equipment for the cable branch box, which is simple in structure, convenient to measure temperature and low in power consumption, is realized.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, the scope of the invention should be determined from the following claims.
Claims (10)
1. The utility model provides a temperature measurement terminal is patrolled and examined to cable branch case, includes:
the temperature measuring probes are arranged at the points of the branch box where the temperature needs to be monitored in real time, and are used for measuring the temperature and outputting digital temperature data to the temperature acquisition controller;
the temperature acquisition controller receives and responds to the command forwarded by the RFID passive tag, wakes up to start work according to the command of the RFID passive tag, receives the digitized temperature data output by each temperature measurement probe, transmits the measured temperature data to the RFID passive tag and uploads the measured temperature data to the RFID read-write equipment;
the RFID passive tag is used for receiving a command sent by the RFID read-write equipment and forwarding the command to the temperature acquisition controller or providing a starting signal for starting the temperature acquisition controller to wake up the temperature acquisition controller, directly reading data acquired by the temperature acquisition controller, writing the data acquired by the temperature acquisition controller into the RFID passive tag storage area so that the RFID read-write equipment can directly read the data, waking up the temperature acquisition controller according to the corresponding command and uploading the acquired temperature data to the RFID read-write equipment;
and the power supply module is used for supplying power to the temperature acquisition controller and the temperature measurement probe.
2. The cable branch box inspection tour inspection temperature measurement terminal according to claim 1, wherein: and when the temperature acquisition controller finishes one-time temperature acquisition, the sleep mode is entered.
3. The cable branch box inspection tour inspection temperature measurement terminal according to claim 2, wherein: the temperature acquisition controller and the temperature measuring probes are arranged in the branch box, and the temperature measuring probes are connected with the temperature acquisition controller through shielded cables.
4. The cable branch box inspection tour inspection temperature measurement terminal according to claim 3, wherein: the RFID passive tag is arranged on the outer side of the branch box body and is connected with a temperature acquisition controller in the box through a cable.
5. The cable branch box inspection tour inspection temperature measurement terminal according to claim 4, wherein: each temperature measurement label is a digital temperature-sensing label.
6. The cable branch box inspection tour inspection temperature measurement terminal according to claim 4, wherein: the RFID passive tag adopts an RFID anti-metal tag.
7. The utility model provides a temperature measurement system is patrolled and examined to cable branch case, includes:
the temperature measuring terminal is used for collecting the temperature of the corresponding point position in the branch box by arranging the plurality of temperature measuring probes at the corresponding point position in the branch box, starting the temperature measuring terminal to work when receiving a routing inspection instruction of the RFID read-write equipment, collecting the temperature of the corresponding point position in the branch box in real time, and uploading the collected and measured temperature data to the RFID read-write equipment;
the RFID read-write equipment is used for issuing a polling instruction to the temperature measuring terminal, reading temperature data measured by the temperature measuring terminal, and transmitting the temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode;
and the temperature monitoring and management cloud platform is used for receiving the temperature data, analyzing and displaying the temperature data and sending early warning information to the inspection personnel.
8. A cable branch box inspection temperature measuring method comprises the following steps:
and step S1, when the RFID passive tag arranged on the outer side of the branch box body receives the inspection instruction of the RFID read-write equipment, the inspection instruction is forwarded to the temperature acquisition controller arranged in the branch box and the temperature acquisition controller is waken up to start working.
And step S2, the temperature acquisition controller receives the digitized temperature data output by each temperature probe arranged at the corresponding point position in the branch box, transmits the measured temperature data to the RFID passive tag, and uploads the measured temperature data to the RFID read-write equipment through the RFID passive tag.
9. The cable branch box inspection tour measurement method according to claim 8, wherein the method further includes the steps of:
the RFID read-write equipment transmits the obtained temperature data and the time address information to the temperature monitoring and management cloud platform in a wired or wireless mode, and the temperature monitoring and management cloud platform analyzes and displays the temperature data and the time address information and sends early warning information to inspection personnel.
10. The cable branch box inspection tour measurement method according to claim 8, wherein the method further includes the steps of:
and if the temperature acquisition controller finishes one-time temperature acquisition, the temperature acquisition controller enters a sleep mode to reduce the power consumption of the system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911418273.7A CN111024249A (en) | 2019-12-31 | 2019-12-31 | Cable branch box inspection temperature measurement terminal, system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418273.7A CN111024249A (en) | 2019-12-31 | 2019-12-31 | Cable branch box inspection temperature measurement terminal, system and method |
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| CN111024249A true CN111024249A (en) | 2020-04-17 |
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| CN201911418273.7A Pending CN111024249A (en) | 2019-12-31 | 2019-12-31 | Cable branch box inspection temperature measurement terminal, system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113902065A (en) * | 2021-08-23 | 2022-01-07 | 太原市高远时代科技有限公司 | Outdoor case operation and maintenance system and method based on electronic tags |
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| CN202167821U (en) * | 2011-06-09 | 2012-03-14 | 上海市电力公司 | Monitoring and control device of cable branch box |
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Application publication date: 20200417 |
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