CN210198729U - Health monitoring device for power transmission tower structure - Google Patents
Health monitoring device for power transmission tower structure Download PDFInfo
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- CN210198729U CN210198729U CN201920073130.6U CN201920073130U CN210198729U CN 210198729 U CN210198729 U CN 210198729U CN 201920073130 U CN201920073130 U CN 201920073130U CN 210198729 U CN210198729 U CN 210198729U
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Abstract
The utility model discloses a transmission tower structure health monitoring device, including setting up vibration acceleration sensing unit on the transmission tower, vibration acceleration sensing unit connects in the analysis appearance, and vibration acceleration sensing unit is used for the interval sampling and gives the analysis appearance with sampling signal transmission, and the analysis appearance is used for calculating the average vibration frequency difference in two adjacent time quantum according to received sampling signal and judges whether the average vibration frequency difference is in the health status that the early warning frequency range obtained the transmission tower structure. The utility model discloses an acquire the vibration acceleration signal of different sampling points on the transmission tower, then calculate the average value of the vibration frequency in two sections periods around to carry out the health status that relatively reachs the transmission tower with predetermined early warning frequency difference, and report to the police to the surveillance center, thereby realized the healthy real-time supervision of transmission tower structure, provide the guarantee for transmission line's safe operation.
Description
Technical Field
The utility model belongs to the technical field of transmission line detects, concretely relates to transmission tower structure health monitoring device.
Background
The transmission tower plays a very important role in the transmission line, but due to the particularity of the operation environment, accidents such as collapse, breakage, etc. may occur. Although the structure of the iron tower is also improved, the risk of damage is still unavoidable. The accidents are caused by abnormal stress, and the inclination and the settlement are caused by abnormal stress. In the prior art, a monitoring method based on an inclination angle sensor monitors obvious inclination, and a method based on image processing can only identify large deformation, but when a tower material is obviously deformed, an iron tower is already in a dangerous state; however, these methods of the prior art cannot monitor the transmission tower in local damage and small deformation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission tower structure health monitoring device has realized the healthy real-time supervision of transmission line tower structure, provides the guarantee for transmission line safe operation.
The utility model adopts the technical proposal that: the utility model provides a transmission tower structure health monitoring device, includes that a plurality of sets up the vibration acceleration sensing unit at different sampling points on the transmission tower, the equal signal connection of a plurality of vibration acceleration sensing unit in analysis appearance, the analysis appearance prestores has average vibration frequency range, a plurality of vibration acceleration sensing unit is used for the interval sampling and transmits sampling signal for the analysis appearance, the analysis appearance is used for calculating the average vibration frequency difference in two adjacent time quantum according to received sampling signal and judges whether average vibration frequency difference is in the early warning frequency range obtains the health status of transmission tower structure.
Specifically, the analyzer comprises a wireless receiving module and a processing module which are connected, and the plurality of vibration acceleration sensing units and the processing module realize wireless signal transmission through the wireless receiving module.
Illustratively, the wireless receiving module is a zigbee module.
Furthermore, the health monitoring device further comprises a monitoring center, the analyzer further comprises a wireless transmitting module connected with the processing module, and the processing module of the analyzer and the monitoring center realize wireless signal transmission through the non-transmitting module.
Furthermore, the analyzer is connected with a wind speed and direction sensor.
The utility model has the advantages that: the utility model discloses a transmission tower structure health monitoring device, through the vibration acceleration signal that acquires different sampling points on the transmission tower, then calculate the average value of the vibration frequency in two sections time around, and compare with the early warning frequency difference that predetermines and draw the health condition of transmission tower, and report to the police to the monitoring center; meanwhile, the wind speed and direction information near the power transmission tower is collected in real time to provide reference for the monitoring center, so that the health of the structure of the power transmission tower is monitored in real time, and the safe operation of the power transmission line is guaranteed.
Drawings
Fig. 1 is the utility model discloses a transmission tower structure health monitoring device's schematic structure.
In the figure, 1, a vibration acceleration sensing unit, 2, an anemometry sensor, 3, an analyzer, 4, a monitoring center, 31, a zigBee module, 32, a processing module, 33, a motor and transmission mechanism and 8, an aging rack.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the utility model provides a transmission tower structure health monitoring device, set up vibration acceleration sensing unit 1 at the different sampling points on the transmission tower including a plurality of, the equal signal connection of a plurality of vibration acceleration sensing unit 1 in analysis appearance 3, the analysis appearance prestores has average vibration frequency range, a plurality of vibration acceleration sensing unit 1 is used for the interval sampling and gives analysis appearance 3 with sampling signal transmission, analysis appearance 3 is used for calculating the average vibration frequency difference in two adjacent time quantum according to received sampling signal, and judges whether average vibration frequency difference is in the early warning frequency range obtains the health of transmission tower structure.
Specifically, the analyzer 3 includes a wireless receiving module and a processing module 32 connected to each other, and the vibration acceleration sensing unit 1 and the processing module 32 realize wireless signal transmission through the wireless receiving module. The wireless transmission mode can avoid arranging a large amount of connecting wires on the power transmission tower, so that the influence of too many connecting wires on the iron tower structure is avoided, and meanwhile, the aging problem caused by the long-term outdoor operation of the connecting wires is avoided. Illustratively, the wireless receiving module is a zigbee module 31.
Further, the utility model discloses a health monitoring device still includes surveillance center 4, and analysis appearance 3 still includes the wireless transmitting module who links to each other with processing module 32, realizes wireless signal transmission through wireless transmitting module between processing module 32 and the surveillance center 4 of analysis appearance. In this embodiment, the wireless transmission module selects the 3G module 33. Of course, the monitoring center 4 can also transmit processing information or configuration information to the analyzer 3 via the 3G module 33.
Further, the analyzer 3 is connected with an anemometric sensor 2. The analyzer 3 also collects wind speed and direction signals near the transmission tower and transmits the signals to the monitoring center 4 so as to know the environment near the transmission tower.
The utility model discloses a transmission tower structure health monitoring device during operation, all vibration acceleration sensing units acquire the vibration frequency signal of transmission tower according to the sampling interval, extract its vibration frequency information behind the processing module 32 of analysis appearance 3 acquires above-mentioned sampling signal, and be the interval (for example an hour) with a certain time span, acquire the average value of the vibration frequency in this interval, and ask for the difference with two vibration frequency average values of adjacent or predetermined certain section interval, then judge whether this average vibration frequency difference lies in predetermined early warning vibration frequency range, then judge the transmission tower structure damage when surpassing the early warning frequency range, analysis appearance 3 then reports to the police to monitoring center 4 through wireless transmitting module.
Claims (5)
1. The utility model provides a transmission tower structure health monitoring device, its characterized in that includes that a plurality of sets up the vibration acceleration sensing unit of different sampling points on the transmission tower, the equal signal connection of a plurality of vibration acceleration sensing unit in analysis appearance, the analysis appearance prestores has the average vibration frequency range, a plurality of vibration acceleration sensing unit is used for the interval sampling and gives sampling signal transmission the analysis appearance, the analysis appearance is used for calculating the average vibration frequency difference in two adjacent time quantum according to received sampling signal, and judges whether the average vibration frequency difference is in the early warning frequency range and obtains the health status of transmission tower structure.
2. The transmission tower structure health monitoring device of claim 1, wherein the analyzer comprises a wireless receiving module and a processing module connected to each other, and the plurality of vibration acceleration sensing units and the processing module realize wireless signal transmission through the wireless receiving module.
3. The transmission tower structure health monitoring device of claim 2, wherein the wireless receiving module is a zigbee module.
4. The transmission tower structure health monitoring device of claim 2, wherein the health monitoring device further comprises a monitoring center, wherein the analyzer further comprises a wireless transmission module connected to the processing module, and wherein the processing module of the analyzer and the monitoring center implement wireless signal transmission via the wireless transmission module.
5. The transmission tower structure health monitoring device of claim 1, wherein the analyzer is coupled to a anemometry sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073130.6U CN210198729U (en) | 2019-01-14 | 2019-01-14 | Health monitoring device for power transmission tower structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073130.6U CN210198729U (en) | 2019-01-14 | 2019-01-14 | Health monitoring device for power transmission tower structure |
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| Publication Number | Publication Date |
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| CN210198729U true CN210198729U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920073130.6U Active CN210198729U (en) | 2019-01-14 | 2019-01-14 | Health monitoring device for power transmission tower structure |
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| CN (1) | CN210198729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111930156A (en) * | 2020-08-17 | 2020-11-13 | 北京配天技术有限公司 | Vibration suppression method, vibration suppression system, vibration suppression device and robot equipment |
| CN113533434A (en) * | 2021-05-28 | 2021-10-22 | 国网甘肃省电力公司经济技术研究院 | Passive power supply intelligent concrete health monitoring device and method for power transmission and transformation facilities |
-
2019
- 2019-01-14 CN CN201920073130.6U patent/CN210198729U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111930156A (en) * | 2020-08-17 | 2020-11-13 | 北京配天技术有限公司 | Vibration suppression method, vibration suppression system, vibration suppression device and robot equipment |
| CN113533434A (en) * | 2021-05-28 | 2021-10-22 | 国网甘肃省电力公司经济技术研究院 | Passive power supply intelligent concrete health monitoring device and method for power transmission and transformation facilities |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210111 Address after: 314, block a, R & D office building, collaborative innovation port, Fengdong new town, Xi'an City, Shaanxi Province, 710000 Patentee after: Xi'an qinchuang Electric Co.,Ltd. Address before: 710048 No. 19 Jinhua South Road, Shaanxi, Xi'an Patentee before: XI'AN POLYTECHNIC University |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230602 Address after: The 12th and 14th floors of the main building of scientific research complex, No. 669, Aerospace Middle Road, National Civil Aerospace Industry Base, Xi'an City, Shaanxi Province 710100 Patentee after: National Network (Xi'an) Environmental Protection Technology Center Co.,Ltd. Address before: 314, block a, R & D office building, collaborative innovation port, Fengdong new town, Xi'an City, Shaanxi Province, 710000 Patentee before: Xi'an qinchuang Electric Co.,Ltd. |