CN209783512U - three-span line safety distance detection device - Google Patents

three-span line safety distance detection device Download PDF

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Publication number
CN209783512U
CN209783512U CN201920730217.6U CN201920730217U CN209783512U CN 209783512 U CN209783512 U CN 209783512U CN 201920730217 U CN201920730217 U CN 201920730217U CN 209783512 U CN209783512 U CN 209783512U
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CN
China
Prior art keywords
magnetic field
aerial vehicle
unmanned aerial
vehicle main
shielding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920730217.6U
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Chinese (zh)
Inventor
班卫华
董海军
李安东
韦勇敢
覃珠瑜
冯绵强
王业柱
孔庆锋
罗毅
陈金
商琼玲
农海雄
蔡统国
黄瑛杰
赵彬
肖蔚
黄明德
卢佐程
吕承霖
韦泽昌
黄元晨
罗卫民
黄建伟
黄禹铭
李宇程
罗晓瑞
黄成康
李嘉林
张国祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baise Power Supply Bureau of Guangxi Power Grid Co Ltd
Original Assignee
Baise Power Supply Bureau of Guangxi Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Baise Power Supply Bureau of Guangxi Power Grid Co Ltd filed Critical Baise Power Supply Bureau of Guangxi Power Grid Co Ltd
Priority to CN201920730217.6U priority Critical patent/CN209783512U/en
Application granted granted Critical
Publication of CN209783512U publication Critical patent/CN209783512U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

the utility model belongs to the technical field of electric power inspection line, especially, be a three-span line safe distance detection device, including unmanned aerial vehicle main part, support, screw and two mesh detection components, the top and the bottom of unmanned aerial vehicle main part are all installed and are used for perception wire magnetic field's magnetic field detecting element, and the level of the magnetic field detecting element that is located the top of unmanned aerial vehicle main part is higher than the height of screw, the magnetic field detecting element includes plastics lid, shielding bowl, mount pad, probe and metal casing, the probe is installed in the metal casing; the utility model discloses install the magnetic field detecting element who is used for monitoring wire magnetic field in unmanned aerial vehicle's last downside, increased unmanned aerial vehicle and being directed at the perception ability in the high-voltage wire to can calculate the distance through magnetic field intensity, consequently realize remedying the blind area that can't be monitored through making a video recording, great increase the security and the reliability of whole line patrol in-process.

Description

Three-span line safety distance detection device
Technical Field
The utility model belongs to the technical field of electric power patrols the line, especially, be a three-span line safety distance detection device.
Background
At present of high-speed development of an intelligent power grid and an internet of things, the power equipment inspection is no longer satisfied with the current situation of manual inspection, a power equipment state inspection (monitoring) technology needs to be fused, various online inspection (monitoring) data of a transformer substation, a power transmission line cable pipe gallery, a switching station and the like are integrated, a PMS (permanent magnet system) and other heterogeneous data are associated on the basis of a large data platform and the internet of things, and then a power equipment state maintenance auxiliary decision-making system is formed.
Unmanned aerial vehicle need find the angle of shooing of preferred when patrolling line flight to keep certain distance with the electric power cable, but in the in-process of angle of shooing in the adjustment, especially when being located high-voltage line top or below, just very difficult perception is apart from the actual distance of high-voltage line, consequently brings certain risk.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a three-span line safe distance detection device has the characteristics that can carry out early warning and perception to the cable position.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a three-span line safety distance detection device, includes unmanned aerial vehicle main part, support, screw and two mesh determine module, the magnetic field detecting element who is used for perception wire magnetic field is all installed to the top and the bottom of unmanned aerial vehicle main part, is located unmanned aerial vehicle main part top the level of magnetic field detecting element is higher than the height of screw, magnetic field detecting element includes plastic cover, shielding bowl, mount pad, probe and metal casing, the probe mounting is in the metal casing, just metal casing can dismantle the connection and be in the intermediate position department of shielding bowl, the connection can be dismantled to the plastic cover the top of shielding bowl, the mount pad is located the bottom of shielding bowl, just the mount pad with the connection can be dismantled to the unmanned aerial vehicle main part.
Preferably, the probe includes magnetic field measurement coil sensor, shielding coil, filter circuit and amplifier circuit, magnetic field measurement coil sensor is used for measuring magnetic field signal, and passes through shielding coil shields the back input extremely among the filter circuit, filter circuit is used for the filtering of clutter, and passes through amplifier circuit carries out the enlargeing of signal.
Preferably, the filter circuit is formed by connecting a band-stop filter circuit and a band-pass filter circuit in series.
Preferably, the plastic cover is provided with a threaded connecting sleeve, a rubber ring is fixed on the inner side of the threaded connecting sleeve, and the shielding bowl is provided with a threaded connecting part matched with the threaded connecting sleeve.
Preferably, the height of the probe is lower than the height of the outer edge of the threaded connection part, and the metal shell is in threaded connection with the shielding bowl.
Preferably, binocular detection subassembly includes two cameras of certain interval, is located unmanned aerial vehicle main part bottom the magnetic field detecting element is located two between the camera.
Compared with the prior art, the beneficial effects of the utility model are that:
1. The utility model discloses install the magnetic field detecting element who is used for monitoring wire magnetic field in unmanned aerial vehicle's last downside, increased unmanned aerial vehicle and being directed at the perception ability in the high-voltage wire to can calculate the distance through magnetic field intensity, consequently realize remedying the blind area that can't be monitored through making a video recording, great increase the security and the reliability of whole line patrol in-process.
2. And through the mode of magnetic field induction, can avoid the detection error that causes because of environmental conditions such as light, background, have high reliability, add shielding bowl, shielding coil and amplifier circuit in addition, realize the high accuracy collection to the wire magnetic field, the magnetic field interference in the shielding unmanned aerial vehicle motor that can be fine, and have advantages such as simple and easy, with low costs.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a magnetic field detecting unit according to the present invention;
FIG. 3 is a schematic diagram of the detection of the probe according to the present invention;
In the figure: 1. an unmanned aerial vehicle main body; 2. a support; 3. a propeller; 4. a binocular detection assembly; 5. a magnetic field detection unit; 51. a plastic cover; 511. a threaded connecting sleeve; 512. a rubber ring; 52. a shielding bowl; 521. a threaded connection; 53. a mounting seat; 54. a probe; 541. a magnetic field measuring coil sensor; 542. a shield coil; 543. a filter circuit; 544. an amplifying circuit; 55. a metal housing.
Detailed Description
the technical solutions in the embodiments of the present invention will be described clearly and completely 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a three-span line safe distance detection device, including unmanned aerial vehicle main part 1, support 2, screw 3 and two mesh determine module 4, the magnetic field detecting element 5 that is used for perception wire magnetic field is all installed to the top and the bottom of unmanned aerial vehicle main part 1, the level that is located the magnetic field detecting element 5 at 1 top of unmanned aerial vehicle main part is higher than the height of screw 3, magnetic field detecting element 5 includes plastic cover 51, shielding bowl 52, mount pad 53, probe 54 and metal casing 55, probe 54 installs in metal casing 55, and metal casing 55 can dismantle the intermediate position department of connection at shielding bowl 52, plastic cover 51 can dismantle the top of connection at shielding bowl 52, mount pad 53 is located shielding bowl 52's bottom, and mount pad 53 can dismantle with unmanned aerial vehicle main part 1 and be connected.
In this embodiment: the system comprises an unmanned aerial vehicle main body 1, a support 2, a propeller 3 and a binocular detection component 4, wherein in the field inspection process, if the left and right inclination of a tower is analyzed, the unmanned aerial vehicle main body 1 is flown into a span between wires for shooting, a camera is adjusted to the horizontal direction, at the moment, distance measurement can be carried out through the binocular detection component 4, the complete tower is shot, through identifying the tower, a central axis is extracted, a ground horizontal line is extracted, further, the relation of the angle between the central axis and the ground horizontal line is used for diagnosing the inclination condition of the tower, if the front and back inclination of the tower is analyzed, the unmanned aerial vehicle is flown to the front side surface of the tower, the camera is adjusted to the horizontal direction, the complete tower is shot, through identifying the tower, the central axis is extracted, the ground horizontal line is extracted, further, the relation of the angle between the central axis and the ground horizontal line is used for diagnosing the front and back, the level that is located the magnetic field detecting element 5 at unmanned aerial vehicle main part 1 top is higher than the height of screw 3, magnetic field detecting element 5 includes plastic cover 51, shielding bowl 52, mount pad 53, probe 54 and metal casing 55, probe 54 installs in metal casing 55, and metal casing 55 can dismantle the intermediate position department of connection at shielding bowl 52, plastic cover 51 can dismantle the top of connection at shielding bowl 52, mount pad 53 is located shielding bowl 52's bottom, and mount pad 53 can dismantle with unmanned aerial vehicle main part 1 and be connected, in unmanned aerial vehicle main part 1 state adjustment in-process, the magnetic field of wire passes plastic cover 51 and jets into in the probe 54 in the middle of shielding bowl 52, shielding bowl 52 is the metalwork, can shield the magnetic field of side, mainly be directed against the magnetic field that unmanned aerial vehicle's screw 3 produced.
Specifically, the probe 54 includes a magnetic field measurement coil sensor 541, a shielding coil 542, a filter circuit 543, and an amplifier circuit 544, where the magnetic field measurement coil sensor 541 is used to measure a magnetic field signal, and inputs the magnetic field signal into the filter circuit 543 after being shielded by the shielding coil 542, and the filter circuit 543 is used to filter noise waves and amplify the signal by the amplifier circuit 544; the shielding coil 542 can improve electromagnetic anti-interference capability, improve inductance and improve direct current superposition characteristics, the shielding coil 542 adopts an gmr magnetic field sensor, the filter circuit 543 is used for filtering out ripples in the rectified output voltage, and generally comprises reactance elements, such as a capacitor C connected in parallel at two ends of a load resistor, or an inductor L connected in series with the load, and various complex filter circuits formed by capacitors and inductors, and the amplifying circuit 544 is used for amplifying signals.
Specifically, the filter circuit 543 is formed by connecting a band-stop filter circuit and a band-pass filter circuit in series; the band-stop filter circuit is formed by connecting a passive low-pass filter and a high-pass filter in parallel, and then is connected with an in-phase proportional operation circuit, so that an active band-stop filter circuit is obtained, the high-pass filter is used for eliminating low-frequency interference noise, and the band-stop filter is used as a wave trap in an eddy current vibration meter and the like.
Specifically, the plastic cover 51 is provided with a threaded connecting sleeve 511, a rubber ring 512 is fixed on the inner side of the threaded connecting sleeve 511, and the shielding bowl 52 is provided with a threaded connecting part 521 matched with the threaded connecting sleeve 511; the tight and hermetic connection between the plastic cover 51 and the shield bowl 52 is ensured by the threaded connection sleeve 511 and the rubber ring 512.
Specifically, the height of the probe 54 is lower than the height of the outer edge of the threaded connection portion 521, and the metal shell 55 is in threaded connection with the shielding bowl 52; the probe 54 is ensured to have directivity for detection, and the interference of a side magnetic field is reduced.
Specifically, the binocular detection assembly 4 comprises two cameras with a certain interval, and the magnetic field detection unit 5 positioned at the bottom of the unmanned aerial vehicle main body 1 is positioned between the two cameras; can be used to monitor the wire of unmanned aerial vehicle main part 1 below position.
The utility model discloses a theory of operation and use flow: the system comprises an unmanned aerial vehicle main body 1, a support 2, a propeller 3 and a binocular detection component 4, wherein in the field inspection process, if the left and right inclination of a tower is analyzed, the unmanned aerial vehicle main body 1 is flown into a span between wires for shooting, a camera is adjusted to the horizontal direction, at the moment, distance measurement can be carried out through the binocular detection component 4, the complete tower is shot, through identifying the tower, a central axis is extracted, a ground horizontal line is extracted, further, the relation of the angle between the central axis and the ground horizontal line is used for diagnosing the inclination condition of the tower, if the front and back inclination of the tower is analyzed, the unmanned aerial vehicle is flown to the front side surface of the tower, the camera is adjusted to the horizontal direction, the complete tower is shot, through identifying the tower, the central axis is extracted, the ground horizontal line is extracted, further, the relation of the angle between the central axis and the ground horizontal line is used for diagnosing the front and back, the mount pad 53 is located the bottom of shielding bowl 52, and the mount pad 53 can be dismantled with unmanned aerial vehicle main part 1 and be connected, in unmanned aerial vehicle main part 1 state adjustment in-process, the magnetic field of wire passes plastic cover 51 and jets into in the probe 54 in the middle of shielding bowl 52, shielding bowl 52 is the metalwork, can shield the magnetic field of side, mainly be directed against the magnetic field that unmanned aerial vehicle's screw 3 produced, unmanned aerial vehicle is being directed against the perception ability in high voltage wire has been increased, and can calculate the distance through magnetic field intensity, consequently, the realization has compensatied the blind area that can't monitor through making a video recording, great increase whole security and the reliability of patrolling the line in-process.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. the utility model provides a three-span line safe distance detection device, includes unmanned aerial vehicle main part (1), support (2), screw (3) and two mesh determine module (4), its characterized in that: the top and the bottom of the unmanned aerial vehicle main body (1) are respectively provided with a magnetic field detection unit (5) for sensing the magnetic field of the lead, the horizontal height of the magnetic field detection unit (5) positioned at the top of the unmanned aerial vehicle main body (1) is higher than the height of the propeller (3), the magnetic field detection unit (5) comprises a plastic cover (51), a shielding bowl (52), a mounting seat (53), a probe (54) and a metal shell (55), wherein the probe (54) is arranged in the metal shell (55), and the metal shell (55) is detachably connected at the middle position of the shielding bowl (52), the plastic cover (51) is detachably connected above the shielding bowl (52), the mounting seat (53) is positioned at the bottom of the shielding bowl (52), and the mounting seat (53) is detachably connected with the unmanned aerial vehicle main body (1).
2. A three-span line safety distance detection device according to claim 1, characterized in that: the probe (54) comprises a magnetic field measuring coil sensor (541), a shielding coil (542), a filter circuit (543) and an amplifying circuit (544), wherein the magnetic field measuring coil sensor (541) is used for measuring a magnetic field signal, the magnetic field signal is input into the filter circuit (543) after being shielded by the shielding coil (542), and the filter circuit (543) is used for filtering noise waves and amplifying the signal by the amplifying circuit (544).
3. A three-span line safety distance detection device according to claim 2, characterized in that: the filter circuit (543) is formed by connecting a band-stop filter circuit and a band-pass filter circuit in series.
4. A three-span line safety distance detection device according to claim 1, characterized in that: the plastic cover (51) is provided with a threaded connecting sleeve (511), the inner side of the threaded connecting sleeve (511) is fixed with a rubber ring (512), and a threaded connecting part (521) matched with the threaded connecting sleeve (511) is arranged on the shielding bowl (52).
5. The three-span line safety distance detection device of claim 4, wherein: the height of the probe (54) is lower than the height of the outer edge of the threaded connection part (521), and the metal shell (55) is in threaded connection with the shielding bowl (52).
6. A three-span line safety distance detection device according to claim 1, characterized in that: binocular detection subassembly (4) include two camera of certain interval, are located unmanned aerial vehicle main part (1) bottom magnetic field detecting element (5) are located two between the camera.
CN201920730217.6U 2019-05-21 2019-05-21 three-span line safety distance detection device Expired - Fee Related CN209783512U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920730217.6U CN209783512U (en) 2019-05-21 2019-05-21 three-span line safety distance detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920730217.6U CN209783512U (en) 2019-05-21 2019-05-21 three-span line safety distance detection device

Publications (1)

Publication Number Publication Date
CN209783512U true CN209783512U (en) 2019-12-13

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Application Number Title Priority Date Filing Date
CN201920730217.6U Expired - Fee Related CN209783512U (en) 2019-05-21 2019-05-21 three-span line safety distance detection device

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113148154A (en) * 2021-04-08 2021-07-23 贵州电网有限责任公司 Automatic unmanned aerial vehicle that patrols and examines of power equipment with combination navigation feature

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113148154A (en) * 2021-04-08 2021-07-23 贵州电网有限责任公司 Automatic unmanned aerial vehicle that patrols and examines of power equipment with combination navigation feature

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191213

Termination date: 20200521

CF01 Termination of patent right due to non-payment of annual fee