Power transmission tower bolt stability structure monitoring and detecting system

Abstract

The invention discloses a power transmission tower bolt stability structure monitoring and detecting system, which belongs to the technical field of bolt monitoring and detecting and comprises an unmanned aerial vehicle tower inspection system for automatically inspecting bolt tightening force. The unmanned aerial vehicle tower inspection system is connected with a tower bolt detection device used for detecting bolt tightening force and a wireless tower stability monitoring system used for monitoring the value of the bolt tightening force. Through the above mode, the detection of the fastening force of the bolts on the power transmission tower is realized, the inspection module drives the tower bolt detection device to inspect the bolts at the high position of the power transmission tower, and the tower bolt detection device can detect the bolts at different angles. The tower bolt detection device detects bolt tightening force and uploads a detection result to the inspection module, the inspection module uploads the detection result to the base station and finally sends the detection result to the wireless tower stable monitoring platform and the comparison module to analyze bolt measurement information, and the accuracy, convenience and safety of detection are improved.

Description

Technical Field

[0001] The invention relates to the technical field of bolt monitoring and detection, and in particular to a transmission tower bolt stability structure monitoring and detection system. Background Art

[0002] Urban power grids are generally composed of three layers of power grids: a 110-220 kV transmission network, a 35-110 kV high-voltage distribution network, and a 10 kV and below distribution network. At present, the number of power transmission and distribution cable lines in cities is growing rapidly, the scale and number of power transmission projects under construction are constantly expanding, and the daily inspection of power transmission lines is increasing.

[0003] For example, Chinese patent CN115096358A discloses a bolt monitoring and warning system for loose and deformed power towers, including a data acquisition module, a data acquisition processing module and a task management module that are signal-connected in sequence; the data acquisition module is used to be connected to each bolt on the power tower respectively; the data acquisition module is used to collect the tightening status data of the tightening degree of the bolts on the power tower and the deformation data of the tower body of the power tower, the data acquisition processing module is used to obtain the tightening status data and deformation data transmitted by the data acquisition module, and the task management module is used to compare the tightening status data in real time according to the preset value range data.

[0004] However, the technology has the following problems: the technology manually fixes the bolt monitoring device on the tower and connects the data acquisition module to each bolt. The installation efficiency is low and there are certain safety hazards, which is relatively risky.

[0005] Based on this, the present invention designs a transmission tower bolt stability structure monitoring and detection system to solve the above problems. Summary of the invention

[0006] In view of the above-mentioned shortcomings of the prior art, the present invention provides a transmission tower bolt stability structure monitoring and detection system.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A transmission tower bolt stability structure monitoring and detection system includes a drone tower inspection system for automatically inspecting bolt tightening force, the drone tower inspection system is connected to a tower bolt detection device for detecting bolt tightening force and a wireless tower stability monitoring system for monitoring bolt tightening force values;

[0009] The wireless tower stability monitoring system includes a comparison module, a base station, a communication module, a wireless tower stability monitoring platform and an alarm module. The base station is used to receive the bolt tightening force value and the bolt position information uploaded in the drone tower inspection system and integrate them into bolt measurement information, and then upload the bolt measurement information to the communication module. The communication module receives the bolt measurement information and uploads it to the wireless tower stability monitoring platform. The wireless tower stability monitoring platform receives the bolt measurement information and records the bolt measurement information to generate a numerical change trend chart of the bolt tightening force, and then uploads the bolt measurement information and the numerical change trend chart to the comparison module. The comparison module receives the bolt measurement information and the numerical change trend chart and compares the measured value of the bolt tightening force with the initial value of the bolt tightening force. If the deviation of the two values ​​exceeds the set deviation range, the comparison module uploads the bolt measurement information to the alarm module to alarm. The alarm module receives the bolt measurement information and sends the information to the maintenance end and notifies relevant personnel to perform maintenance.

[0010] The comparison module is connected to the wireless tower stability monitoring platform, the base station is connected to the communication module and the drone tower inspection system, the communication module is connected to the wireless tower stability monitoring platform, the comparison module is connected to the alarm module, and the alarm module is connected to the wireless tower stability monitoring platform;

[0011] The UAV tower inspection system includes an inspection module for flight, an azimuth adjustment module for adjusting the direction of a tower bolt detection device, and a UAV control module for controlling the operation of the inspection module. The lower end of the inspection module is connected to the azimuth adjustment module, the lower end of the azimuth adjustment module is connected to the tower bolt detection device, and the UAV control module is connected to the inspection module.

[0012] Furthermore, the tower bolt detection device includes a detection module, a size adjustment module and a driving device, the detection module is connected to the size adjustment module, and the size adjustment module is connected to the driving device.

[0013] Furthermore, the detection module includes ultrasonic probe 1, ultrasonic probe 2 and temperature probe, and the ultrasonic probe 1, ultrasonic probe 2 and temperature probe are all installed in the size adjustment module, and the ultrasonic probe 1, ultrasonic probe 2 and temperature probe are all electrically connected to the drone control module.

[0014] Furthermore, the size adjustment module includes a bolt detection body, a fixed ring, a rotating ring, a polygonal notch, a fixed frame, a sliding groove, a sliding column and a polygonal block. The fixed ring, the rotating ring, the polygonal block and the fixed frame are arranged in sequence from left to right at the right end of the bolt detection body. The inner end of the bolt detection body is fixedly connected to the outer wall of the fixed ring, the side wall of the rotating ring is rotatably connected to the inner wall of the bolt detection body, a polygonal notch is opened on the right side of the rotating ring, the side wall of the fixed frame is fixedly connected to the inner wall of the bolt detection body, a plurality of sliding grooves are opened on the fixed frame at equal intervals, a plurality of polygonal blocks are provided and are rotatably connected to the fixed frame, a plurality of sliding columns are provided and are respectively fixedly installed on the right ends of the plurality of polygonal blocks, the left ends of the plurality of polygonal blocks are slidably connected to the polygonal notch, the plurality of sliding columns are respectively slidably connected to the plurality of sliding grooves, the rotating ring is connected to the driving device, and the ultrasonic probe 111, the ultrasonic probe 2 112 and the temperature probe 113 are all fixedly installed in the bolt detection body 121.

[0015] Furthermore, the driving device includes a driving motor, a main gear and an internal gear. The driving motor is fixedly installed inside the bolt detection body, the output end of the driving motor is fixedly connected to the main gear, the internal gear is fixedly installed on the inner end of the fixing ring, the main gear is meshed with the internal gear, and the internal gear is fixedly connected to the rotating ring.

[0016] Furthermore, the communication module includes a wired gateway and a wireless gateway. The wired gateway is connected to the base station and the wireless tower stability monitoring platform by wired communication, and the wireless gateway is connected to the base station and the wireless tower stability monitoring platform by wireless communication.

[0017] Furthermore, the inspection module includes a drone body, a support base, a drone communication module, a high-definition camera and a radar probe. The lower end of the drone body is fixedly connected to the support base, and the drone communication module and the drone control module are fixedly installed inside the drone body. The drone communication module is wirelessly connected to the base station, and the high-definition camera and the radar probe are fixedly installed on the upper end of the drone body.

[0018] Furthermore, the azimuth adjustment module includes a driving component and an adjustment component, the upper end of the driving component is connected to the lower end of the drone body, and the adjustment component is connected to the lower end of the driving component.

[0019] Furthermore, the driving assembly includes a first motor, a second motor, a third motor, a first gear set, a second gear set, a third gear set and a fixed rod, the upper ends of the first motor, the second motor and the third motor are all fixedly mounted on the lower end of the support seat, the middle part of the lower end of the support seat is fixedly connected to the fixed rod, the output end of the first motor is fixedly connected to the driving wheel of the first gear set, the output end of the second motor is fixedly connected to the driving wheel of the second gear set, the output end of the third motor is fixedly connected to the driving wheel of the third gear set, the side wall of the fixed rod is rotatably connected to the inner wall of the driven gear of the first gear set, the second gear set and the third gear set, and the driven gears of the first gear set, the second gear set and the third gear set are all connected to the adjusting assembly.

[0020] Furthermore, the adjustment assembly includes a first slip ring, a second slip ring, a third slip ring, a first L-shaped plate, a second L-shaped plate, a third L-shaped plate, a connecting rod and a fixed plate, the upper end of the first slip ring is fixedly connected to the slave gear of the first gear set, the upper end of the second slip ring is fixedly connected to the slave gear of the second gear set, the upper end of the third slip ring is fixedly connected to the slave gear of the third gear set, the first slip ring is fixedly connected to the upper end of the first L-shaped plate, the second slip ring is fixedly connected to the upper end of the second L-shaped plate, and the third slip ring is fixedly connected to the upper end of the third L-shaped plate, three connecting rods are provided, and one end of the three connecting rods is rotatably connected to the lower ends of the first L-shaped plate, the second slip ring and the third slip ring, respectively, the other ends of the three connecting rods are rotatably connected to the side walls of the fixed plate, and the lower end of the fixed plate is detachably connected to the bolt detection body.

[0021] Compared with the prior art, the present invention has the following beneficial effects: the present invention realizes the detection of the tightening force of the bolts on the transmission tower, and drives the tower bolt detection device to inspect the bolts at the high part of the transmission tower through the inspection module, and due to the effect of the azimuth adjustment module, the tower bolt detection device can detect bolts at different angles, and upload the detection structure to the base station, without the need for time-consuming and laborious installation of the detection mechanism on the tower, and the bolts are detected by the tower bolt detection device, the tower bolt detection device detects the bolt tightening force and uploads the detection result to the inspection module, the inspection module uploads it to the base station, and finally sends it to the wireless tower stability monitoring platform and the comparison module to analyze the bolt measurement information, thereby improving the accuracy, convenience and safety of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 The invention provides a frame for monitoring and detecting the stability structure of a transmission tower bolt. Figure 1 ;

[0024] Figure 2 is a block diagram of a detection module of the present invention;

[0025] Figure 3 The invention provides a frame for monitoring and detecting the stability structure of a transmission tower bolt. Figure 2 ;

[0026] Figure 4 is a block diagram of a communication module of the present invention;

[0027] Figure 5 The three-dimensional inspection module of the present invention Figure 1 ;

[0028] Figure 6 It is a front view of the inspection module of the present invention;

[0029] Figure 7 The three-dimensional inspection module of the present invention Figure 2 ;

[0030] Figure 8 for Figure 6 Cross-sectional view along the AA direction;

[0031] Fig. 9 This is a disassembled diagram of the size adjustment module of the present invention;

[0032] Fig.10 The three-dimensional position adjustment module of the present invention Figure 1 ;

[0033] Fig.11 The three-dimensional position adjustment module of the present invention Figure 2 .

[0034] The numbers in the figure represent:

[0035] 1. Tower bolt detection device; 11. Detection module; 111. Ultrasonic probe 1; 112. Ultrasonic probe 2; 113. Temperature probe; 12. Size adjustment module; 121. Bolt detection body; 122. Fixed ring; 123. Rotating ring; 124. Polygonal notch; 125. Fixed frame; 126. Sliding groove; 127. Sliding column; 128. Polygonal block; 13. Driving device; 131. Driving motor; 132. Main gear; 133. Internal gear; 2. Wireless tower stability monitoring system; 21. Comparison module; 22. Base station; 23. Communication module; 231. Wired gateway; 232. Wireless gateway; 24. Wireless tower stability monitoring platform; 25. Alarm module; 3. UAV tower inspection system; 31. Inspection module; 311. UAV body; 312. Support seat; 313. UAV communication module; 314. HD camera; 315. Radar probe; 32. Azimuth adjustment module; 321. Drive assembly; 3211. First motor; 3212. Second motor; 3213. Third motor; 3214. First gear set; 3215. Second gear set; 3216. Third gear set; 3217. Fixed rod; 322. Adjustment assembly; 3221. First slip ring; 3222. Second slip ring; 3223. Third slip ring; 3224. First L-shaped plate; 3225. Second L-shaped plate; 3226. Third L-shaped plate; 3227. Connecting rod; 3228. Fixed plate; 33. UAV control module. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0038] Embodiment 1: In some embodiments, please refer to the drawings of the specification Figure 1-Figure 11 , a transmission tower bolt stability structure monitoring and detection system, comprising a drone tower inspection system 3 for automatically inspecting bolt tightening force, the drone tower inspection system 3 being connected with a tower bolt detection device 1 for detecting bolt tightening force and a wireless tower stability monitoring system 2 for monitoring bolt tightening force value;

[0039] The wireless tower stability monitoring system 2 includes a comparison module 21, a base station 22, a communication module 23, a wireless tower stability monitoring platform 24 and an alarm module 25. The base station 22 is used to receive the bolt tightening force value and the bolt position information uploaded in the drone tower inspection system 3 and integrate them into bolt measurement information, and then upload the bolt measurement information to the communication module 23. The communication module 23 receives the bolt measurement information and uploads it to the wireless tower stability monitoring platform 24. The wireless tower stability monitoring platform 24 receives the bolt measurement information and records the bolt measurement information to generate a numerical change trend diagram of the bolt tightening force, and then uploads the bolt measurement information and the numerical change trend diagram to the comparison module 21. The comparison module 21 receives the bolt measurement information and the numerical change trend diagram and compares the measured value of the bolt tightening force with the initial value of the bolt tightening force. If the deviation of the two values ​​exceeds the set deviation range, the comparison module 21 uploads the bolt measurement information to the alarm module 25 to alarm. The alarm module 25 receives the bolt measurement information and sends the information to the maintenance end and notifies relevant personnel to perform maintenance.

[0040] The comparison module 21 is connected to the wireless tower stability monitoring platform 24, the base station 22 is connected to the communication module 23 and the drone tower inspection system 3, the communication module 23 is connected to the wireless tower stability monitoring platform 24, the comparison module 21 is connected to the alarm module 25, and the alarm module 25 is connected to the wireless tower stability monitoring platform 24;

[0041] The UAV tower inspection system 3 includes an inspection module 31 for flying, an azimuth adjustment module 32 for adjusting the direction of the tower bolt detection device 1, and a UAV control module 33 for controlling the inspection module 31. The lower end of the inspection module 31 is connected to the azimuth adjustment module 32, the lower end of the azimuth adjustment module 32 is connected to the tower bolt detection device 1, and the UAV control module 33 is connected to the inspection module 31.

[0042] The present invention realizes the detection of the tightening force of bolts on the transmission tower, and drives the tower bolt detection device 1 to inspect the bolts at the high part of the transmission tower through the inspection module 31, and due to the effect of the azimuth adjustment module 32, the tower bolt detection device 1 can detect bolts at different angles, and upload the detection structure to the base station 22, without the need for time-consuming and laborious installation of the detection mechanism on the tower, and the bolts are detected by the tower bolt detection device 1, the tower bolt detection device 1 detects the bolt tightening force and uploads the detection result to the inspection module 31, the inspection module 31 uploads it to the base station 22, and finally sends it to the wireless tower stability monitoring platform 24 and the comparison module 21 to analyze the bolt measurement information, thereby improving the accuracy and convenience of the detection.

[0043] Embodiment 2: In some embodiments, Figure 2-Figure 11As shown, as a preferred embodiment of the present invention, the tower bolt detection device 1 includes a detection module 11, a size adjustment module 12 and a driving device 13, the detection module 11 is connected to the size adjustment module 12, and the size adjustment module 12 is connected to the driving device 13.

[0044] like Figure 2 , Figure 8 As shown, the detection module 11 includes an ultrasonic probe 1 111, an ultrasonic probe 2 112 and a temperature probe 113. The ultrasonic probe 1 111, the ultrasonic probe 2 112 and the temperature probe 113 are all installed in the size adjustment module 12, and the ultrasonic probe 1 111, the ultrasonic probe 2 112 and the temperature probe 113 are all electrically connected to the drone control module 33.

[0045] The ultrasonic probe 1 111 and the ultrasonic probe 2 112 are used for measuring the axial force, stress and elongation of the bolt. The temperature probe 113 measures the temperature change of the bolt during the detection process, and then analyzes the tightening stress of the bolt based on the measurement data of the ultrasonic probe 1 111 and the ultrasonic probe 2 112.

[0046] Ultrasonic probe one 111 is an oblique probe for ultrasonic detection of bolts, and ultrasonic probe two 112 is an ultrasonic flaw detector probe.

[0047] like Figure 7 , Fig. 9 As shown, the size adjustment module 12 includes a bolt detection body 121, a fixed ring 122, a rotating ring 123, a polygonal notch 124, a fixed frame 125, a sliding groove 126, a sliding column 127 and a polygonal block 128. The fixed ring 122, the rotating ring 123, the polygonal block 128 and the fixed frame 125 are arranged from left to right at the right end of the bolt detection body 121. The inner end of the bolt detection body 121 is fixedly connected to the outer wall of the fixed ring 122, the side wall of the rotating ring 123 is rotatably connected to the inner wall of the bolt detection body 121, the right side of the rotating ring 123 is provided with a polygonal notch 124, and the fixed frame 125 is arranged at the right end of the bolt detection body 121. The side wall of the bolt detection body 121 is fixedly connected with the inner wall of the bolt detection body 121, a plurality of sliding grooves 126 are provided on the fixing frame 125 at equal intervals, a plurality of polygonal blocks 128 are provided and are rotatably connected with the fixing frame 125, a plurality of sliding posts 127 are provided and are respectively fixedly installed on the right ends of the plurality of polygonal blocks 128, the left ends of the plurality of polygonal blocks 128 are slidably connected with the polygonal notches 124, the plurality of sliding posts 127 are respectively slidably connected with the plurality of sliding grooves 126, the rotating ring 123 is connected with the driving device 13, and the ultrasonic probe 1 111, the ultrasonic probe 2 112, and the temperature probe 113 are all fixedly installed in the bolt detection body 121.

[0048] like Fig. 9As shown, the driving device 13 includes a driving motor 131, a main gear 132 and an internal gear 133. The driving motor 131 is fixedly installed inside the bolt detection body 121, the output end of the driving motor 131 is fixedly connected to the main gear 132, the internal gear 133 is fixedly installed on the inner end of the fixed ring 122, the main gear 132 is meshed with the internal gear 133, and the internal gear 133 is fixedly connected to the rotating ring 123.

[0049] The sensing ends of the ultrasonic probe 1 111 , the ultrasonic probe 2 112 , and the temperature probe 113 are located on the right side of the inner gear 133 .

[0050] A heat insulating sleeve is disposed on the outer side of the driving motor 131 to prevent the heat generated by the driving motor 131 from affecting the temperature probe 113 .

[0051] The main body of the bolt detection body 121 adopts a small-sized tablet computer, an engineering-grade housing, a touch screen, has certain moisture-proof and drop-proof functions, and a built-in large-capacity lithium battery. The use time is 8 hours without an external power supply.

[0052] like Figure 4 As shown, the communication module 23 includes a wired gateway 231 and a wireless gateway 232. The wired gateway 231 is connected to the base station 22 and the wireless tower stability monitoring platform 24 by wired communication, and the wireless gateway 232 is connected to the base station 22 and the wireless tower stability monitoring platform 24 by wireless communication.

[0053] The wired gateway 231 uses a wired communication module such as an RS485 module or Ethernet LAN communication, and the wired gateway 231 uses a wireless communication module such as a Lora module, a Zigbee module or an RFID module. This system uses dual-link communication capabilities, which are communicated by the wired gateway 231 and the wired gateway 231 respectively. When any network fails, the local system can automatically switch to other communication networks to ensure the security of communication;

[0054] like Figure 6 As shown, the inspection module 31 includes a drone body 311, a support base 312, a drone communication module 313, a high-definition camera 314 and a radar probe 315. The lower end of the drone body 311 is fixedly connected to the support base 312. The drone communication module 313 and the drone control module 33 are fixedly installed inside the drone body 311. The drone communication module 313 is wirelessly connected to the base station 22. The high-definition camera 314 and the radar probe 315 are fixedly installed on the upper end of the drone body 311.

[0055] The drone body 311 and the high-definition camera 314 are used to monitor the surrounding environment and the bolt positions.

[0056] The azimuth adjustment module 32 includes a driving component 321 and an adjustment component 322 . The upper end of the driving component 321 is connected to the lower end of the drone body 311 , and the adjustment component 322 is connected to the lower end of the driving component 321 .

[0057] like Fig.10 As shown, the driving assembly 321 includes a first motor 3211, a second motor 3212, a third motor 3213, a first gear set 3214, a second gear set 3215, a third gear set 3216 and a fixing rod 3217;

[0058] The first gear set 3214 , the second gear set 3215 , and the third gear set 3216 all include a driving gear and a driven gear; the driving gear and the driven gear are meshed and connected.

[0059] The upper ends of the first motor 3211, the second motor 3212 and the third motor 3213 are all fixedly installed on the lower end of the support seat 312, the middle part of the lower end of the support seat 312 is fixedly connected to the fixing rod 3217, the output end of the first motor 3211 is fixedly connected to the driving wheel of the first gear set 3214, the output end of the second motor 3212 is fixedly connected to the driving wheel of the second gear set 3215, the output end of the third motor 3213 is fixedly connected to the driving wheel of the third gear set 3216, and the side wall of the fixing rod 3217 is rotatably connected to the inner wall of the driven gears of the first gear set 3214, the second gear set 3215 and the third gear set 3216.

[0060] The internal battery of the drone body 311 is used to provide power to the first motor 3211 , the second motor 3212 , the third motor 3213 , and the driving motor 131 .

[0061] The slave gears of the first gear set 3214 , the second gear set 3215 , and the third gear set 3216 are all connected to the adjustment assembly 322 .

[0062] like Fig.10 , Fig.11As shown, the adjustment assembly 322 includes a first slip ring 3221, a second slip ring 3222, a third slip ring 3223, a first L-shaped plate 3224, a second L-shaped plate 3225, a third L-shaped plate 3226, a connecting rod 3227 and a fixing plate 3228. The upper end of the first slip ring 3221 is fixedly connected to the slave gear of the first gear set 3214, the upper end of the second slip ring 3222 is fixedly connected to the slave gear of the second gear set 3215, the upper end of the third slip ring 3223 is fixedly connected to the slave gear of the third gear set 3216, and the first slip ring 3221 is fixedly connected to the slave gear of the first gear set 3214. The upper end of the first L-shaped plate 3224 is fixedly connected, the second slip ring 3222 is fixedly connected to the upper end of the second L-shaped plate 3225, the third slip ring 3223 is fixedly connected to the upper end of the third L-shaped plate 3226, three connecting rods 3227 are provided, and one end of the three connecting rods 3227 is rotatably connected to the lower ends of the first L-shaped plate 3224, the second slip ring 3222, and the third slip ring 3223 respectively, the other ends of the three connecting rods 3227 are rotatably connected to the side walls of the fixed plate 3228 respectively, and the lower end of the fixed plate 3228 is detachably connected to the bolt detection body 121.

[0063] When the present invention is in use, the drone body 311 drives the bolt detection body 121 to inspect the transmission tower, the high-definition camera 314 and the radar probe 315 detect the bolt position and bolt size information on the transmission tower, and upload the position information to the drone control module 33. After the drone body 311 drives the bolt detection body 121 to approach the detection bolt, the drone control module 33 controls the first motor 3211, the second motor 3212, and the third motor 3213 to rotate at a suitable angle, and the first motor 3211, the second motor 3212, and the third motor 3213 respectively drive the driving gears of the first gear group 3214, the second gear group 3215, and the third gear group 3216 to rotate, and the first gear group 3214, the second gear group 3215, and the third gear group 3216 rotate. The driven gears of the first gear group 3215 and the third gear group 3216 rotate accordingly, and the driven gears of the first gear group 3214, the second gear group 3215 and the third gear group 3216 drive the first slip ring 3221, the first slip ring 3221 and the third slip ring 3223 to rotate, and the first slip ring 3221, the first slip ring 3221 and the third slip ring 3223 drive the first L-shaped plate 3224, the second L-shaped plate 3225 and the third L-shaped plate 3226 to rotate, and the first L-shaped plate 3224, the second L-shaped plate 3225 and the third L-shaped plate 3226 drive the fixed plate 3228 to rotate in any direction through the three connecting rods 3227, thereby driving the bolt detection body 121 to adjust its position, so that the detection end of the bolt detection body 121 is right with the bolt to be detected;

[0064] According to the bolt size information detected by the high-definition camera 314 and the radar probe 315, the drone control module 33 controls the drive motor 131 to start and rotate a certain angle, the drive motor 131 drives the main gear 132 to rotate, the main gear 132 drives the internal gear 133 to rotate, the internal gear 133 drives the rotating ring 123 to rotate, and the polygonal notch 124 rotates with the rotating ring 123, so that the multiple polygonal blocks 128 slide in the polygonal notch 124, and the multiple polygonal blocks 128 drive the sliding column 127 to slide in the sliding groove 126, so that the position shift occurs, so that the multiple polygonal blocks 128 are displaced and expanded, so that the inner circle size of the multiple polygonal blocks 128 is slightly larger than the bolt size, and the ultrasonic probe 1 111, the ultrasonic probe 2 112 and the temperature probe 113 are in contact with the bolt to detect the tightening force, and the detection structure is uploaded to the drone control module 33.

[0065] The present invention realizes the inspection of the tightening force of bolts on the transmission tower by using a drone, and the protection of ultrasonic probe 1 111, ultrasonic probe 2 112, and temperature probe 113 inside the bolt detection body 121 is realized through the cooperation of multiple polygonal blocks 128 to prevent the external environment from affecting them and causing detection errors of the bolt tightening force. In addition, the cooperation of the fixing ring 122, the rotating ring 123, the polygonal notch 124, the fixing frame 125, the sliding groove 126, the sliding column 127 and the polygonal block 128 can also adapt to bolts of different sizes. The cooperation of multiple motors and gears at the lower end of the drone body 311 realizes the adjustment of the position of the bolt detection body 121, so that the bolt detection body 121 can accurately measure the tightening force of bolts at different angles.

[0066] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A transmission tower bolt stability structure monitoring and detection system, characterized in that: The invention comprises an unmanned aerial vehicle tower inspection system (3) for automatically inspecting the bolt tightening force, wherein the unmanned aerial vehicle tower inspection system (3) is connected to a tower bolt detection device (1) for detecting the bolt tightening force and a wireless tower stability monitoring system (2) for monitoring the bolt tightening force value; The wireless tower stability monitoring system (2) comprises a comparison module (21), a base station (22), a communication module (23), a wireless tower stability monitoring platform (24) and an alarm module (25), wherein the base station (22) is used to receive the bolt tightening force value and the bolt position information uploaded by the unmanned aerial vehicle tower inspection system (3) and integrate them into bolt measurement information, and then upload the bolt measurement information to the communication module (23), the communication module (23) receives the bolt measurement information and uploads it to the wireless tower stability monitoring platform (24), and the wireless tower stability monitoring platform (24) receives the bolt measurement information. The bolt measurement information is recorded to generate a numerical change trend graph of the bolt tightening force, and then the bolt measurement information and the numerical change trend graph are uploaded to a comparison module (21). The comparison module (21) receives the bolt measurement information and the numerical change trend graph and compares the measured value of the bolt tightening force with the initial value of the bolt tightening force. If the deviation between the two values ​​exceeds the set deviation range, the comparison module (21) uploads the bolt measurement information to the alarm module (25) to alarm. The alarm module (25) receives the bolt measurement information and sends the information to the maintenance end and notifies relevant personnel to perform maintenance. The comparison module (21) is connected to the wireless tower stability monitoring platform (24) in communication, the base station (22) is connected to the communication module (23) and the unmanned aerial vehicle tower inspection system (3), the communication module (23) is connected to the wireless tower stability monitoring platform (24), the comparison module (21) is connected to the alarm module (25), and the alarm module (25) is connected to the wireless tower stability monitoring platform (24); The unmanned aerial vehicle tower inspection system (3) comprises an inspection module (31) for flying, an azimuth adjustment module (32) for adjusting the direction of a tower bolt detection device (1), and an unmanned aerial vehicle control module (33) for controlling the operation of the inspection module (31); the lower end of the inspection module (31) is connected to the azimuth adjustment module (32), the lower end of the azimuth adjustment module (32) is connected to the tower bolt detection device (1), and the unmanned aerial vehicle control module (33) is connected to the inspection module (31).

2. The transmission tower bolt stability structure monitoring and detection system according to claim 1 is characterized in that: The tower bolt detection device (1) comprises a detection module (11), a size adjustment module (12) and a drive device (13); the detection module (11) is connected to the size adjustment module (12), and the size adjustment module (12) is connected to the drive device (13).

3. The transmission tower bolt stability structure monitoring and detection system according to claim 2 is characterized in that: The detection module (11) comprises an ultrasonic probe 1 (111), an ultrasonic probe 2 (112) and a temperature probe (113); the ultrasonic probe 1 (111), the ultrasonic probe 2 (112) and the temperature probe (113) are all installed in the size adjustment module (12); and the ultrasonic probe 1 (111), the ultrasonic probe 2 (112) and the temperature probe (113) are all electrically connected to the drone control module (33).

4. The transmission tower bolt stability structure monitoring and detection system according to claim 3 is characterized in that: The size adjustment module (12) comprises a bolt detection body (121), a fixed ring (122), a rotating ring (123), a polygonal notch (124), a fixed frame (125), a sliding groove (126), a sliding column (127) and a polygonal block (128); the fixed ring (122), the rotating ring (123), the polygonal block (128) and the fixed frame (125) are arranged in sequence from left to right at the right end of the bolt detection body (121); the inner end of the bolt detection body (121) is fixedly connected to the outer wall of the fixed ring (122); the side wall of the rotating ring (123) is rotatably connected to the inner wall of the bolt detection body (121); the right side of the rotating ring (123) is provided with a polygonal notch (124); the fixed frame (125) is provided with a sliding groove (126); the sliding column (127 ... The side wall of the bolt detection body (125) is fixedly connected to the inner wall of the bolt detection body (121); a plurality of sliding grooves (126) are evenly spaced on the fixing frame (125); a plurality of polygonal blocks (128) are provided and are rotatably connected to the fixing frame (125); a plurality of sliding posts (127) are provided and are respectively fixedly installed on the right ends of the plurality of polygonal blocks (128); the left ends of the plurality of polygonal blocks (128) are slidably connected to the polygonal notches (124); the plurality of sliding posts (127) are respectively slidably connected to the plurality of sliding grooves (126); the rotating ring (123) is connected to the driving device (13); and the ultrasonic probe 1 (111), the ultrasonic probe 2 (112), and the temperature probe (113) are all fixedly installed in the bolt detection body (121).

5. The transmission tower bolt stability structure monitoring and detection system according to claim 4 is characterized in that: The driving device (13) comprises a driving motor (131), a main gear (132) and an internal gear (133); the driving motor (131) is fixedly mounted inside the bolt detection body (121); the output end of the driving motor (131) is fixedly connected to the main gear (132); the internal gear (133) is fixedly mounted on the inner end of the fixed ring (122); the main gear (132) is meshedly connected to the internal gear (133); and the internal gear (133) is fixedly connected to the rotating ring (123).

6. The transmission tower bolt stability structure monitoring and detection system according to claim 5, characterized in that: The communication module (23) comprises a wired gateway (231) and a wireless gateway (232); the wired gateway (231) is connected to the base station (22) and the wireless tower stability monitoring platform (24) by wired communication; and the wireless gateway (232) is connected to the base station (22) and the wireless tower stability monitoring platform (24) by wireless communication.

7. The transmission tower bolt stability structure monitoring and detection system according to claim 6, characterized in that: The inspection module (31) comprises a drone body (311), a support base (312), a drone communication module (313), a high-definition camera (314) and a radar probe (315); the lower end of the drone body (311) is fixedly connected to the support base (312); the drone communication module (313) and the drone control module (33) are fixedly installed inside the drone body (311); the drone communication module (313) is wirelessly connected to the base station (22); and the high-definition camera (314) and the radar probe (315) are fixedly installed on the upper end of the drone body (311).

8. The transmission tower bolt stability structure monitoring and detection system according to claim 7, characterized in that: The azimuth adjustment module (32) comprises a driving component (321) and an adjustment component (322), wherein the upper end of the driving component (321) is connected to the lower end of the drone body (311), and the adjustment component (322) is connected to the lower end of the driving component (321).

9. The transmission tower bolt stability structure monitoring and detection system according to claim 8, characterized in that: The driving assembly (321) comprises a first motor (3211), a second motor (3212), a third motor (3213), a first gear set (3214), a second gear set (3215), a third gear set (3216) and a fixing rod (3217); the upper ends of the first motor (3211), the second motor (3212) and the third motor (3213) are fixedly mounted on the lower end of the support seat (312); the middle part of the lower end of the support seat (312) is fixedly connected to the fixing rod (3217); the output end of the first motor (3211) is connected to the first gear set (3214); the output end of the first motor (3211) is connected to the first gear set (3215); the output end of the first motor (3211) is connected to the first gear set (3216 ...4); the output end of the first motor (3211) is connected to the first gear set (3215); the output end of the first motor (3211) is connected to the first gear set (3214); the output end of the first motor (3211) is connected to the first gear set (3214); the output end of the first motor (3211) is connected to the first gear set (3214); the output end of the first motor (3211) is connected to the first The output end of the second motor (3212) is fixedly connected to the driving wheel of the second gear set (3215), the output end of the third motor (3213) is fixedly connected to the driving wheel of the third gear set (3216), the side wall of the fixed rod (3217) is rotatably connected to the inner wall of the driven gears of the first gear set (3214), the second gear set (3215) and the third gear set (3216), and the driven gears of the first gear set (3214), the second gear set (3215) and the third gear set (3216) are all connected to the adjusting component (322).

10. The transmission tower bolt stability structure monitoring and detection system according to claim 9, wherein the adjustment component (322) comprises a first slip ring (3221), a second slip ring (3222), a third slip ring (3223), a first L-shaped plate (3224), a second L-shaped plate (3225), a third L-shaped plate (3226), a connecting rod (3227) and a fixing plate (3228), wherein the upper end of the first slip ring (3221) is fixedly connected to the slave gear of the first gear set (3214), the upper end of the second slip ring (3222) is fixedly connected to the slave gear of the second gear set (3215), the upper end of the third slip ring (3223) is fixedly connected to the slave gear of the third gear set (3216), and the upper end of the third slip ring (3223) is fixedly connected to the slave gear of the third gear set (3216). The first slip ring (3221) is fixedly connected to the upper end of the first L-shaped plate (3224), the second slip ring (3222) is fixedly connected to the upper end of the second L-shaped plate (3225), and the third slip ring (3223) is fixedly connected to the upper end of the third L-shaped plate (3226). There are three connecting rods (3227), and one end of the three connecting rods (3227) is rotatably connected to the lower ends of the first L-shaped plate (3224), the second slip ring (3222), and the third slip ring (3223), respectively. The other ends of the three connecting rods (3227) are rotatably connected to the side walls of the fixed plate (3228), and the lower end of the fixed plate (3228) is detachably connected to the bolt detection body (121).

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