CN211504066U - Transmission line equivalence icing thickness monitoring devices - Google Patents
Transmission line equivalence icing thickness monitoring devices Download PDFInfo
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- CN211504066U CN211504066U CN202020405198.2U CN202020405198U CN211504066U CN 211504066 U CN211504066 U CN 211504066U CN 202020405198 U CN202020405198 U CN 202020405198U CN 211504066 U CN211504066 U CN 211504066U
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Abstract
The utility model provides a transmission line equivalence icing thickness monitoring devices, including host system, tension monitoring module, inclination monitoring module, meteorological monitoring module, image monitoring module and the power module of being connected with the host system electricity respectively, tension monitoring module includes bolt-type tension sensor, and bolt-type tension sensor installs on the electric wire tower through the mode of replacing the last gold utensil bolt of electric wire tower, and bolt-type tension sensor passes through RS485 serial ports and inserts host system. The utility model discloses a bolt formula tension sensor both can acquire transmission line's tension value, possess the effect of gold utensil bolt again, through bolt formula tension sensor on replacing the electric wire tower gold utensil bolt, compare with prior art, have convenient and fast, need not extra fixed tension sensor's advantage, bolt formula tension sensor is connected to the electric wire tower through the connecting piece on, only need to change the connecting piece and just can make bolt formula tension sensor can be nimble general.
Description
Technical Field
The utility model relates to a transmission line monitoring field, concretely relates to transmission line equivalence icing thickness monitoring devices.
Background
The transmission line is often subjected to various natural disasters in areas with large paths and few people, and ice coating on the transmission line is one of the most serious hazards. The damage of ice coating of the transmission line to the power grid is great, and tower falling and pole falling caused by ice coating of the line, disconnection and strand breakage caused by uneven ice coating/ice shedding of the line, ice coating flashover of an insulator string, equipment damage caused by galloping of the transmission line and the like all cause inestimable loss to the power system. Under the influence of factors such as terrain, climate and the like, when a power grid accident caused by ice coating occurs, the power grid accident cannot be repaired in time and rapidly, so that long-time power failure of partial areas is caused, serious economic loss is caused, and inconvenience is caused to daily life of residents.
At the present stage, the ice-coated terminal is already used in the southern power grid for a large area. Since 08 years of snow disasters, the ice coating monitoring technology in China is emphasized, and has been applied in a large scale for more than ten years.
At present, ice coating is judged whether to be generated or not mainly by measuring tension of a ground wire during calculation, the currently adopted tension sensors are hardware fittings, the installation mode of the tension sensors is to replace the same-type hardware fittings on the ground potential side of an insulator, the installation difficulty is higher, the effect is single, and devices such as a sensor circuit board, an induction sheet and the like are placed in the sensors, so that the length of the sensors is generally increased by about 50-70mm compared with the length of the original hardware fittings, and certain influence is caused on the arc sag of the wire.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid the weak point among the prior art and provide a transmission line equivalence icing thickness monitoring devices's hardware architecture, this hardware architecture can supply software engineer to add the procedure after for real-time supervision transmission line icing thickness.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a transmission line equivalence icing thickness monitoring devices, including host system, respectively with tension monitoring module, inclination monitoring module, meteorological monitoring module, image monitoring module and the power module that the host system electricity is connected, tension monitoring module includes bolt-type tension sensor, bolt-type tension sensor passes through the connecting piece and installs on the wire tower, replaces original gold utensil bolt on the wire tower, bolt-type tension sensor passes through RS485 serial ports and inserts host system.
Preferably, the bolt type tension sensor comprises a sensor body, a mounting part, a nut and a bolt, wherein the mounting part is fixed at one end of the sensor body, a bolt hole is formed in the other end of the sensor body, the bolt is arranged in the bolt hole, and the nut is in threaded connection between a mounting body on the sensor body and the bolt.
Preferably, an analog-digital transmitter is arranged in the mounting body.
Preferably, the bolt-type tension sensors of different tonnages are identical in structure.
Preferably, the main control module comprises a central processing module, an upper computer communication module, a sensor communication module and a storage module, wherein the sensor communication module comprises a wired acquisition module, an ethernet communication module and a wireless acquisition module.
Preferably, the wireless acquisition module adopts any one of the communication modes of Zigbee, RF433, RF471 and Mesh.
Preferably, the central processing module comprises an MCU module, a clock module and a watchdog module, and the MCU module is electrically connected to the clock module and the watchdog module.
Preferably, the power generation device can be any one of solar power supply, wind power supply and induction energy taking.
According to the above technical scheme, the utility model discloses following beneficial effect has: the utility model provides a transmission line equivalence icing thickness monitoring devices's hardware structure, this hardware structure can supply software engineer to add the procedure after for real-time supervision transmission line icing thickness. The method comprises the following steps: the method comprises the steps that a line tension value is obtained through a tension monitoring module, a line inclination angle value is obtained through an inclination angle sensor, the main control module calculates and obtains the icing thickness of the power transmission line, meteorological information obtained by a meteorological monitoring unit module is used for the main control module to control the starting time of obtaining the icing thickness of the power transmission line, image information obtained by an image monitoring module is used for the main control module to monitor whether the icing thickness of the power transmission line exceeds an alert value, and when the icing thickness of the power transmission line exceeds the alert value, the main control module transmits a real-time image of the power transmission line to a; the utility model discloses a bolt formula tension sensor both can acquire transmission line's tension value, possess the effect of gold utensil bolt again, through bolt formula tension sensor on replacing the electric wire tower gold utensil bolt, with prior art under the condition that remains original gold utensil bolt, increase tension sensor alone and compare, convenient and fast has, need not extra fixed tension sensor's advantage, bolt formula tension sensor is connected to the electric wire tower through the connecting piece on, only need to change the connecting piece and just can make bolt formula tension sensor can be nimble general.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.
FIG. 1 is a block diagram schematically illustrating the structure of the equivalent ice coating thickness monitoring device for the power transmission line of the present invention.
Fig. 2 is a schematic structural view of the bolt-type tension sensor of the present invention.
Wherein the reference numbers are as follows: 1. the system comprises a main control module, 11, a central processing module, 111, an MCU module, 112, a clock module, 113, a watchdog module, 12, an upper computer communication module, 13, a sensor communication module, 131, a wired acquisition module, 132, a wireless communication module, 133, an Ethernet communication module, 14, a storage module, 2, a tension monitoring module, 3, an inclination angle monitoring module, 4, a meteorological monitoring module, 5, an image monitoring module, 6, a power supply module, 61, a charge-discharge module, 62, an energy storage module, 63, a power generation module, 7, a sensor body, 8, an installation part, 9, a nut and 10, and a bolt.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1 to 2, the transmission line equivalent icing thickness monitoring device of this embodiment includes host system 1, with tension monitoring module 2, inclination monitoring module 3, meteorological monitoring module 4, image monitoring module 5 and the power module 6 that host system 1 electricity is connected, tension monitoring module 2 includes bolt formula tension sensor, bolt formula tension sensor passes through the connecting piece and installs on the electric wire tower, replaces the original gold utensil bolt on the electric wire tower, bolt formula tension sensor passes through RS485 serial ports and inserts host system.
The main control module 1 comprises a central processing module 11, an upper computer communication module 12, a sensor communication module 13 and a storage module 14, wherein the upper computer communication module 12, the sensor communication module 13 and the storage module 14 are all electrically connected with the central processing module 11.
The central processing module 11 includes an MCU module 111, a clock module 112 and a watchdog module 113, and the MCU module 111 is electrically connected to the clock module 112 and the watchdog module 113. The MCU module 111 is used for realizing the overall functions of the device, data analysis and processing and control of each module; the clock module 112 is used for providing an operation clock for the MCU module 111 and providing an internal clock control signal required for the coordinated operation of each component; the watchdog module 113 is used to provide independent protection for the MCU module 111, and when a software program fails, the MCU module 111 may be reset by resetting the device. The watchdog module 113 starts counting after the program starts running by detecting the periodic pulses generated by the MCU module 111 under normal operating conditions. If the program runs normally, the MCU module 111 will send an instruction to let the watchdog module 113 set to zero after a certain period of time, and restart counting. If the watchdog module 113 increases to the set point, the program is deemed not to be working properly, forcing a reset of the entire system.
The upper computer communication module 12 adopts a mobile communication module, and can send processed data and image information to a system background through a network.
The sensor communication module 13 is divided into a wired acquisition module 131, a wireless communication module 132 and an Ethernet communication module 133, the sensor communication module 13 is used for being connected into the external tension monitoring module 2, the inclination angle monitoring module 3 and the weather monitoring module 4, the external tension monitoring module 2, the inclination angle monitoring module 3 and the weather monitoring module 4 can be connected into the sensor communication module 13 in a wired or wireless mode, and the Ethernet communication module 133 is used for being connected into the image monitoring module 5.
In this embodiment, the wired acquisition module 131 adopts an RS485 serial port communication mode.
The wireless acquisition module 132 can select one of the modes of Zigbee, RF433, RF471, Mesh, and the like for wireless acquisition, can access multiple sensors in a wireless manner, and can adapt to access of numerous sensors in special occasions.
The tension monitoring module 2 in this embodiment selects a general digital tension sensor for obtaining the wire tension of the power transmission line, the general digital tension sensor of this embodiment is specifically a bolt type tension sensor, the bolt type tension sensor includes a sensor body 7, an installation part 8, a nut 9 and a bolt 10, the installation part is fixed at one end of the sensor body 7, a bolt hole is formed in the other end of the sensor body 7, the bolt 10 is arranged in the bolt hole, the nut 9 is connected between an installation body 8 and the bolt 10 on the sensor body 7 through threads, and an analog digital transmitter is arranged in the installation body 8.
The bolt-type tension sensor is connected to the wire tower through a connecting piece, the bolt-type tension sensor changes the connecting piece, thereby adapting to various types of connection structures, the sensor body 7 is always kept unchanged, the structure is simple, the installation is convenient, the universality is strong, the displacement of the sensor body 7 is limited by the nut 9 and the installation part, therefore, the bolt type tension sensor cannot generate play or fall off due to the fact that the whole device is interfered by the outside, the situation that the measurement accuracy is not enough due to the play of the bolt type tension sensor is avoided, the nut 9 and the sensor body 7 are in threaded connection, the whole device can be more simply disassembled and assembled, the connecting piece is convenient to replace, the bolt 10 can prevent the nut 9 from sliding out, and the bolt type tension sensor converts analog quantity into digital quantity through the analog-digital transmitter and outputs the digital quantity to the main control module 1.
The bolt type tension sensor is arranged on the tower in a mode of replacing hardware bolts on the power line tower, the length can be increased by 0, each bolt corresponds to one tonnage, and sensor universalization between the same tonnage is achieved. The inclination monitoring module 3 adopts a digital double-shaft inclination sensor. And is accessed into the main control module 1 through the sensor communication module 13.
In this embodiment, the inclination angle sensor is configured to obtain an inclination angle of a wire of the power transmission line, and send an inclination angle value to the main control module 1, and after the main control module 1 obtains an inclination angle value of a wire tension of the power transmission line, the ice coating thickness of the power transmission line can be calculated through a preset program.
Integrated meteorological sensor is chooseed for use to meteorological monitoring module 4, can monitor meteorological elements such as temperature, humidity, wind speed, wind direction, atmospheric pressure, rainfall simultaneously, and only when meteorological condition reached the certain degree, just can acquire the icing thickness of circuit, meteorological monitoring module 4 inserts to main control module 1 in through sensor communication module 13.
The tension monitoring module 2, the inclination angle monitoring module 3 and the meteorological monitoring module 4 can be selectively accessed into a master control in a wired communication mode or a wireless communication mode according to needs, and when the tension monitoring module, the inclination angle monitoring module and the meteorological monitoring module are accessed in the wired mode, the sensors adopt RS485 digital serial port sensors; when a wireless access mode is adopted, the sensor is accessed to the main control by adopting one of the modes of Zigbee, RF433, RF471, Mesh, and the like, in this embodiment, the Zigbee is specifically taken as an example for explanation, and the power supply of the sensor can be independently supplied by using a high-energy battery, photovoltaic power supply, and the like.
The image monitoring module 5 can select one or more network cameras according to actual requirements of a site, sends a real-time image of the site to a maintenance worker after the ice coating thickness of a lead of the power transmission line exceeds a warning line, and the image monitoring module 5 is electrically connected with the main control module 1 through the Ethernet communication module 133.
The power supply module 6 comprises a charge and discharge management module 61, an energy storage module 62 and a power generation module 63. The power supply module 6 is electrically connected with the main control module 1 through the charge and discharge management module 61. The charge and discharge management module 61 is electrically connected with the energy storage module 62, the power generation module 63 and the main control module 1 respectively.
The power generation device 63 can select solar power supply, wind power, induction energy taking and other modes to realize power generation in consideration of the application occasions of the icing detection device and the factors such as the actual charging efficiency according to the field operation experience.
The embodiment provides a monitoring device for equivalent icing thickness of a power transmission line, which is characterized in that a tension monitoring module is used for acquiring a line tension value, an inclination angle sensor is used for acquiring a line inclination angle value, the line inclination angle value is calculated and acquired to acquire the icing thickness of the power transmission line, meteorological information acquired by a meteorological monitoring unit module is used for a main control module to control the starting time for acquiring the icing thickness of the power transmission line, image information acquired by an image monitoring module is used for the main control module to monitor whether the icing thickness of the power transmission line exceeds an alert value, and the main control module transmits a real-time image of the power transmission line to a maintainer; the utility model discloses a bolt formula tension sensor both can acquire transmission line's tension value, possess the effect of gold utensil bolt again, through bolt formula tension sensor for trading gold utensil bolt on the wire tower, with prior art under the condition that remains original gold utensil bolt, increase tension sensor alone and compare, have convenient and fast, need not extra fixed tension sensor's advantage, bolt formula tension sensor can be nimble general, reduces production process, reduces tension sensor's production cycle.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a transmission line equivalence icing thickness monitoring devices, its characterized in that, including host system, respectively with tension monitoring module, inclination monitoring module, meteorological monitoring module, image monitoring module and the power module that host system electricity is connected, tension monitoring module includes bolt formula tension sensor, bolt formula tension sensor passes through the connecting piece and installs on the wire tower, replaces the original gold utensil bolt on the wire tower, bolt formula tension sensor passes through RS485 serial ports and inserts host system.
2. The device for monitoring the equivalent icing thickness of the power transmission line according to claim 1, wherein the bolt type tension sensor comprises a sensor body, a mounting piece, a nut and a bolt, the mounting piece is fixed at one end of the sensor body, the other end of the sensor body is provided with a bolt hole, the bolt is arranged in the bolt hole, and the nut is in threaded connection between the mounting body on the sensor body and the bolt.
3. The device for monitoring the equivalent icing thickness of the power transmission line according to claim 2, wherein an analog-digital transmitter is arranged in the mounting body.
4. The power transmission line equivalent icing thickness monitoring device according to claim 1, characterized in that: the bolt type tension sensors with different tonnages have the same structure.
5. The power transmission line equivalent icing thickness monitoring device according to claim 1, characterized in that: the main control module comprises a central processing module, an upper computer communication module, a sensor communication module and a storage module, wherein the sensor communication module comprises a wired acquisition module, an Ethernet communication module and a wireless communication module.
6. The transmission line equivalent icing thickness monitoring device of claim 5, characterized in that: the wireless communication module adopts any one communication mode of Zigbee, RF433, RF471 and Mesh.
7. The transmission line equivalent icing thickness monitoring device of claim 5, characterized in that: the central processing module comprises an MCU module, a clock module and a watchdog module, and the MCU module is electrically connected with the clock module and the watchdog module.
8. The transmission line equivalent icing thickness monitoring device of claim 5, characterized in that: the power generation device is any one of solar power supply, wind power supply and induction energy taking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405198.2U CN211504066U (en) | 2020-03-26 | 2020-03-26 | Transmission line equivalence icing thickness monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020405198.2U CN211504066U (en) | 2020-03-26 | 2020-03-26 | Transmission line equivalence icing thickness monitoring devices |
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| CN211504066U true CN211504066U (en) | 2020-09-15 |
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| CN202020405198.2U Active CN211504066U (en) | 2020-03-26 | 2020-03-26 | Transmission line equivalence icing thickness monitoring devices |
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