CN211740580U - Positioning and monitoring device for looseness fault of bolt of power transmission tower - Google Patents
Positioning and monitoring device for looseness fault of bolt of power transmission tower Download PDFInfo
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- CN211740580U CN211740580U CN202020208035.5U CN202020208035U CN211740580U CN 211740580 U CN211740580 U CN 211740580U CN 202020208035 U CN202020208035 U CN 202020208035U CN 211740580 U CN211740580 U CN 211740580U
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Abstract
The utility model discloses a not hard up fault location monitoring devices of transmission line iron tower bolt, including setting up in transmission line iron tower and waiting the wireless acceleration sensor crowd that detects bolt department, wireless acceleration sensor crowd passes through wireless connection's mode and is connected with integrated device, and integrated device realizes radio signal with the surveillance center again and is connected, and integrated device and wireless acceleration sensor crowd all are connected with power module, and wherein, integrated device's concrete structure is: including microprocessor, a plurality of wireless acceleration sensor crowd pass through the wireless gateway of loRa and are connected with microprocessor, still are provided with the AD converter between the wireless gateway of loRa and the microprocessor, and microprocessor is connected to through 4G communication module surveillance center, the wireless gateway of loRa, AD converter, microprocessor, 4G communication module all are connected with power module. The utility model discloses can realize producing not hard up fault location monitoring to the steel pylons bolt under the natural excitation condition.
Description
Technical Field
The utility model belongs to the technical field of the not hard up fault location monitoring devices of transmission line iron tower bolt, concretely relates to not hard up fault location monitoring devices of transmission line iron tower bolt.
Background
The transmission tower is used as an overhead conductor support and widely applied to transmission lines. And the transmission tower generally adopts a bolted splicing structure. Under the condition of long-term breeze vibration, wind load and large temperature difference of the power transmission line, the iron tower bolt is easy to loosen. Because the iron tower has a large amount of bolted connection nodes, maintenance personnel hardly judge the not hard up condition of each pole bolt to can't in time restore not hard up bolt. Although the safety of the power transmission line iron tower cannot be endangered by a small amount of loose bolts, the small amount of loose bolts can completely loosen the loose bolts after long-time accumulation, so that the integral bearing capacity of the iron tower can be greatly reduced, and serious iron tower collapse accidents can be caused in a strong wind environment or slight earthquake, so that the safe and stable operation of the power transmission line is endangered.
Therefore, online positioning and monitoring of the looseness of the bolts of the iron tower of the power transmission line have great significance for safe operation. At present, manual inspection is still mainly adopted for the iron tower bolt, whether angular displacement occurs between the bolt and the nut is checked, and if angular displacement occurs, the bolt must be screwed again. Therefore, the efficiency is low, the work task is heavy, and the inspection effect is poor. The existing iron tower bolt loosening method is a device for rapidly monitoring the loosening of the iron tower bolt, and provides a method that after the bolt is loosened, the loosened bolt and parts can generate relative motion, an external vibration source is applied to any part of an iron tower to monitor an echo signal and judge whether the echo signal has secondary impact sound, so as to determine whether the bolt is loosened. Above method does not have fault location's function, to existing problem, the utility model provides a bolt looseness fault location monitoring devices.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not hard up fault location monitoring devices of transmission line iron tower bolt can realize producing not hard up fault location monitoring to the transmission line iron tower bolt under the natural excitation condition.
The utility model provides a technical scheme be, a not hard up fault location monitoring devices of transmission line iron tower bolt, including setting up in transmission line iron tower and wait to detect the wireless acceleration sensor crowd of bolt department, wireless acceleration sensor crowd passes through wireless connection's mode and is connected with integrated device, and integrated device realizes radio signal with the surveillance center again and is connected, and integrated device and wireless acceleration sensor crowd all are connected with power module.
The utility model is also characterized in that,
the wireless acceleration sensor group comprises a plurality of wireless acceleration sensors arranged at the position of a bolt to be detected of the power transmission tower, the wireless acceleration sensors are all connected with the power module, and the serial numbers of the wireless acceleration sensors are respectively a wireless acceleration sensor A, a wireless acceleration sensor B, a wireless acceleration sensor C, a wireless acceleration sensor D and a wireless acceleration sensor E.
The specific structure of the integrated device is as follows: including microprocessor, a plurality of wireless acceleration sensor crowd pass through the wireless gateway of loRa and are connected with microprocessor, still are provided with the AD converter between the wireless gateway of loRa and the microprocessor, and microprocessor is connected to through 4G communication module surveillance center, the wireless gateway of loRa, AD converter, microprocessor, 4G communication module all are connected with power module.
The models of the wireless acceleration sensor A, the wireless acceleration sensor B, the wireless acceleration sensor C, the wireless acceleration sensor D and the wireless acceleration sensor E are MMS-F-A01 wireless acceleration sensors.
The model of the LoRa wireless gateway is MMS-F-1000LoRa wireless gateway.
The microprocessor model is STM 32L 4R9I microprocessor.
The power module supplies power for the combination of the solar photovoltaic panel and the lithium battery.
The beneficial effects of the utility model are that, a not hard up fault location monitoring devices of transmission line iron tower bolt, the device of design is small, the quality is light installs convenient to use, and the device can realize the location monitoring to the not hard up fault of transmission tower bolt, and timely taking is maintained or is changed the measure when transmission tower bolt is not hard up to certain degree, has solved the defect that traditional manual work was patrolled and examined, has significantly reduced because of the not hard up accident that causes of transmission tower bolt.
Drawings
Fig. 1 is a schematic structural view of the power transmission tower bolt loosening fault positioning and monitoring device of the present invention;
FIG. 2 is a partial device installation view;
fig. 3 is a flow chart of the detection method of the device for positioning and monitoring the loosening fault of the bolt of the power transmission tower.
In the figure, 1, a wireless acceleration sensor A, 2, a wireless acceleration sensor B, 3, a wireless acceleration sensor C, 4, a wireless acceleration sensor D, 5, a wireless acceleration sensor E, 6 an integrated device, 7, a monitoring center, 8, a wireless acceleration sensor group, 9, a bolt, 10, a LoRa wireless gateway, 11, an A/D converter, 12, a microprocessor, 13.4G communication module, 14, a power transmission tower and 15 power supply module.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a not hard up fault location monitoring devices of transmission line iron tower bolt, as shown in fig. 1 ~ 3, including setting up in transmission line iron tower 14 and waiting to detect wireless acceleration sensor crowd 8 of bolt 9 department, wireless acceleration sensor crowd 8 is connected with integrated device 6 through wireless connection's mode, and integrated device 6 realizes wireless signal with surveillance center 7 again and is connected, and integrated device 6 and wireless acceleration sensor crowd 8 all are connected with power module 15.
The wireless acceleration sensor group 8 comprises a plurality of wireless acceleration sensors arranged on a power transmission tower 14 to be detected at bolts 9, the wireless acceleration sensors are all connected with a power module 15, and the numbers of the wireless acceleration sensors are respectively wireless acceleration sensor A1, wireless acceleration sensor B2, wireless acceleration sensor C3, wireless acceleration sensor D4 and wireless acceleration sensor E5.
The specific structure of the integrated device 6 is as follows: including microprocessor 12, a plurality of wireless acceleration sensor crowd 8 pass through loRa wireless gateway 10 and are connected with microprocessor 12, still are provided with AD converter 11 between loRa wireless gateway 10 and the microprocessor 12, and microprocessor 12 is connected to surveillance center 7 through 4G communication module 13, and surveillance center 7 has remote control, functions such as data analysis show to with cloud platform interconnection. The LoRa wireless gateway 10, the A/D converter 11, the microprocessor 12 and the 4G communication module 13 are all connected with the power module 15.
The models of the wireless acceleration sensor A1, the wireless acceleration sensor B2, the wireless acceleration sensor C3, the wireless acceleration sensor D4 and the wireless acceleration sensor E5 are MMS-F-A01 wireless acceleration sensors.
The model of the LoRa wireless gateway 10 is an MMS-F-1000LoRa wireless gateway.
The microprocessor 12 is a STM 32L 4R9I microprocessor.
The power module 15 supplies power for the combination of the solar photovoltaic panel and the lithium battery.
The utility model relates to an among transmission line iron tower bolt looseness fault location monitoring devices, wireless acceleration sensor A1, wireless acceleration sensor B2, wireless acceleration sensor C3, wireless acceleration sensor D4, wireless acceleration sensor E5 have all integrated wireless internet of things-LORA technique, have the characteristic of low-power consumption and long distance communication, and communication distance can reach 5km, the utility model discloses the microprocessor STM 32L 4R9I that uses is the super low-power consumption MCU series product of high performance.
The utility model relates to a not hard up fault location monitoring devices of transmission line iron tower bolt, the theory of operation as follows:
the device adopts the cube structure to conveniently fasten on iron tower material, and the easy loose point department installation of iron tower bolt sets up wireless acceleration sensor to numbering in proper order these easy loose points of bolt, through wireless acceleration sensor A1, wireless acceleration sensor B2, wireless acceleration sensor C3, wireless acceleration sensor D4, wireless acceleration sensor E5 to easy loose point arrangement, gather the vibration signal of iron tower bolt. The LoRa wireless gateway 10 with the model of MMS-F-1000 is used for receiving data sent by all wireless acceleration sensors in a network range, the received data are subjected to signal processing through the A/D converter 11 and then transmitted to the microprocessor 12, and the microprocessor 12 judges the bolt loosening condition and determines the positioning information of the bolt fault. And the position of the bolt fault is timely sent to the monitoring center 7 through the 4G communication module 13. The monitoring center 7 stores, displays and counts the vibration state parameters of the iron tower bolt and analyzes the vibration state parameters by combining the design parameters of the iron tower, can timely judge the loosening state and position of the iron tower bolt and timely process the loosening state and the position when the alarm state is reached, thereby greatly reducing accidents caused by loosening of the iron tower bolt. And then realized the not hard up fault location monitoring of a transmission tower bolt. The wireless acceleration sensor can also be powered by an onboard 18500 lithium-sulfur battery.
Claims (7)
1. The utility model provides a transmission line iron tower bolt looseness fault location monitoring devices, its characterized in that, including setting up in transmission line iron tower (14) wireless acceleration sensor crowd (8) of waiting to detect bolt (9) department, wireless acceleration sensor crowd (8) are connected with integrated device (6) through wireless connection's mode, and integrated device (6) realize wireless signal with surveillance center (7) again and are connected, and integrated device (6) and wireless acceleration sensor crowd (8) all are connected with power module (15).
2. The device for positioning and monitoring the loosening fault of the bolt of the power transmission line iron tower according to claim 1, wherein the wireless acceleration sensor group (8) comprises a plurality of wireless acceleration sensors which are arranged at a position of a bolt (9) to be detected of the power transmission iron tower (14), the plurality of wireless acceleration sensors are all connected with the power module (15), and the serial numbers of the plurality of wireless acceleration sensors are respectively a wireless acceleration sensor A (1), a wireless acceleration sensor B (2), a wireless acceleration sensor C (3), a wireless acceleration sensor D (4) and a wireless acceleration sensor E (5).
3. The device for positioning and monitoring the bolt loosening fault of the iron tower of the power transmission line according to claim 2, wherein the integrated device (6) has a specific structure that: including microprocessor (12), a plurality of wireless acceleration sensor crowd (8) pass through loRa wireless gateway (10) and are connected with microprocessor (12), still are provided with AD converter (11) between loRa wireless gateway (10) and microprocessor (12), and microprocessor (12) are connected to through 4G communication module (13) surveillance center (7), and loRa wireless gateway (10), AD converter (11), microprocessor (12), 4G communication module (13) all are connected with power module (15).
4. The device for positioning and monitoring the bolt loosening fault of the iron tower of the power transmission line according to claim 3, wherein the models of the wireless acceleration sensor A (1), the wireless acceleration sensor B (2), the wireless acceleration sensor C (3), the wireless acceleration sensor D (4) and the wireless acceleration sensor E (5) are MMS-F-A01 wireless acceleration sensors.
5. The device for positioning and monitoring the bolt loosening fault of the power transmission line iron tower according to claim 3, wherein the type of the LoRa wireless gateway (10) is MMS-F-1000LoRa wireless gateway.
6. The positioning and monitoring device for the bolt loosening fault of the iron tower of the power transmission line according to any one of claims 3 to 5, wherein the type of the microprocessor (12) is an STM 32L 4R9I microprocessor.
7. The device for positioning and monitoring the loosening fault of the bolt of the iron tower of the power transmission line according to claim 6, wherein the power module (15) supplies power for a combination of a solar photovoltaic panel and a lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208035.5U CN211740580U (en) | 2020-02-25 | 2020-02-25 | Positioning and monitoring device for looseness fault of bolt of power transmission tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208035.5U CN211740580U (en) | 2020-02-25 | 2020-02-25 | Positioning and monitoring device for looseness fault of bolt of power transmission tower |
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| CN211740580U true CN211740580U (en) | 2020-10-23 |
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| CN202020208035.5U Active CN211740580U (en) | 2020-02-25 | 2020-02-25 | Positioning and monitoring device for looseness fault of bolt of power transmission tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326090A (en) * | 2020-10-28 | 2021-02-05 | 西安工程大学 | Real-time not hard up degree monitoring devices of transmission tower bolt |
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2020
- 2020-02-25 CN CN202020208035.5U patent/CN211740580U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326090A (en) * | 2020-10-28 | 2021-02-05 | 西安工程大学 | Real-time not hard up degree monitoring devices of transmission tower bolt |
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