CN112332133A - Grounding clamp, grounding wire suspension device and method for suspending grounding wire by unmanned aerial vehicle - Google Patents
Grounding clamp, grounding wire suspension device and method for suspending grounding wire by unmanned aerial vehicle Download PDFInfo
- Publication number
- CN112332133A CN112332133A CN202011352304.6A CN202011352304A CN112332133A CN 112332133 A CN112332133 A CN 112332133A CN 202011352304 A CN202011352304 A CN 202011352304A CN 112332133 A CN112332133 A CN 112332133A
- Authority
- CN
- China
- Prior art keywords
- grounding
- wire
- clamping
- aerial vehicle
- unmanned aerial
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000725 suspension Substances 0.000 title abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 48
- 239000010959 steel Substances 0.000 claims description 48
- 238000009434 installation Methods 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 14
- 230000005611 electricity Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/22—End pieces terminating in a spring clip
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a grounding clip, a grounding wire suspension device and a method for suspending a grounding wire by an unmanned aerial vehicle, wherein the grounding clip comprises a left clamping plate and a right clamping plate, the two clamping plates are connected by a hinge shaft, the hinge shaft is used as a boundary, the two clamping plates are divided into an upper force application area and a lower clamping area, a torsion spring is sleeved on the hinge shaft, two force arms of the torsion spring are respectively connected with the force application areas of the two clamping plates, a limiting clamping block is arranged between the clamping areas of the two clamping plates, one end of the limiting clamping block is hinged with one of the clamping plates, and the other end of the limiting clamping block penetrates; the other end of the limiting clamping block is also provided with a clamping part, and the clamping part is matched with the opening edge of the other clamping plate in a clamping manner. The invention can realize the maintenance of the open state of the grounding clip through a complete mechanical mechanism, has no phenomenon of damage caused by induced electric shock, and ensures the practical application effect.
Description
Technical Field
The invention relates to the technical field of power transmission line stringing construction and later-stage operation and maintenance, in particular to a grounding clamp, a grounding wire suspension device and a method for suspending a grounding wire by an unmanned aerial vehicle.
Background
In the construction of power transmission line stringing and later operation and maintenance, the hanging of the ground wire is an indispensable process. The ground wire is mainly used in the crossing construction and the line stringing stage of the electric power stringing construction. (1) During the stringing construction, the spread lead inevitably spans a live line, strong induced electricity is generated on the spread lead, at the moment, the spread lead is required to be hung with a ground wire, the induced electricity is eliminated, and the safety of later-stage accessory installation constructors is ensured; (2) when some important power lines are crossed, the crossed lines need to be powered off, however, induced electricity still exists on the lines after the power failure, and induced electricity can be generated on the spreading wires, so that the lines which are powered off need to be hung on the ground, and the induced electricity is eliminated. (3) When the circuit overhauls the maintenance construction, need carry out the back operation that has a power failure to the operation circuit, nevertheless still have very big static on the back circuit that has a power failure, the maintainer need carry out ground connection to the maintenance circuit, just can the safety inspection after the static of release.
Therefore, the earth wire hanging is an important link of safety construction in electric power stringing construction, crossing construction and electric power line maintenance operation, at present, earth wire hanging operation is carried out manually by high-altitude operators who carry copper grounding clamps to cross arms, the weight of each earth wire clamp is about 3-4kg, the length is 6-8m, three earth wires are required to be carried by a single circuit and is about 12kg, six earth wires are required to be carried by a double circuit and is about 24kg, the weight is heavier, physical power consumption of the high-altitude operators is large, the construction difficulty is high, about 45 minutes is required for completing the first-level iron tower grounding, the efficiency is low, and the labor intensity is high. In addition, when the ground wire is hung, an operator holds the ground wire clamp to clamp a conducting wire or an iron tower grounding electrode in a hand, and the field ground wire hanging personnel are often subjected to induced electric shock due to high induced voltage, so that great potential safety hazards exist.
In addition, one end of the existing ground clamp is a plate-type clamp compressed by a threaded rod connected with the cross arm angle steel, and the other end of the existing ground clamp is a duckbilled compression-type clamp. This results in the ground clamp having to be manually operated and not being suitable for remote operation.
The invention of publication No. CN111541062A discloses a high-voltage grounding clamp, which comprises a clamping plate group used for clamping a high-voltage transmission line, wherein the clamping plate group comprises a clamping plate A and a clamping plate B which are mutually independent and symmetrically arranged, the clamping plate A is provided with a first cambered surface used for being matched with the high-voltage transmission line, the clamping plate B is provided with a second cambered surface symmetrical to the first cambered surface, a translation device is arranged between the clamping plate A and the clamping plate B, and the clamping plate A and the clamping plate B translate relatively under the action of the translation device. The invention can be conveniently and reliably connected with the high-voltage transmission line. The invention realizes the clamping and the loosening of the high-voltage transmission line through the electric driving device. After the unmanned aerial vehicle is connected with the unmanned aerial vehicle hanging device by the field operation personnel, the unmanned aerial vehicle is operated, and the handheld remote controller realizes the connection or picking operation of the ground wire and the high-voltage transmission line, so that the operation is convenient, the efficiency is high, the process does not need to climb onto an electric power tower, the safety of the field operation is improved, and the personal safety of the operation personnel is ensured.
The technical scheme is suitable for remote operation through structural improvement on the grounding clip, but in order to realize the opening or closing of the grounding clip, a driving assembly is integrated on the grounding clip, and the driving assembly comprises a motor and the like. And the ground clip has strong induced electricity in the suitable place, and the electric and electronic control components such as the motor and the like are easily damaged by the induced electricity, so that the practical application is limited.
Disclosure of Invention
The invention aims to provide a grounding clamp, a grounding wire suspension device and a method for suspending a grounding wire by an unmanned aerial vehicle.
In order to solve the technical problems, the invention adopts the following technical scheme:
a grounding clamp comprises a left clamping plate and a right clamping plate, wherein the two clamping plates are connected by a hinge shaft, the hinge shaft is used as a boundary, the two clamping plates are divided into an upper force application area and a lower clamping area, a torsion spring is sleeved on the hinge shaft, two force arms of the torsion spring are respectively connected with the force application areas of the two clamping plates, a limiting clamping block is arranged between the clamping areas of the two clamping plates, one end of the limiting clamping block is hinged with one clamping plate, and the other end of the limiting clamping block penetrates through an opening of the other clamping plate;
the other end of the limiting clamping block is also provided with a clamping part, and the clamping part is clamped and matched with the opening edge of the other clamping plate;
when the grounding clamp is in a closed state, the two clamping plates are close to each other in the clamping area, and the other end of the limiting clamping block penetrates through a middle opening of the other clamping plate;
when the grounding clamp is in an open state, the two clamping plates are mutually separated in the clamping area, and the limiting clamping block is clamped on the opening edge of the other clamping plate by the clamping part, so that the open state of the grounding clamp is maintained.
The two clamping plates are respectively connected with guide plates at the opening of the clamping area downwards, and the two guide plates are symmetrically bent outwards to form guide nozzles for the two guide plate parts.
The two clamping plates are respectively connected with the articulated shaft through a supporting frame.
And the other end of the limiting clamping block is provided with a notch to form a clamping part.
The opening is positioned in the middle of the corresponding clamping plate.
The invention also discloses a device for hanging the grounding wire, which comprises two grounding clamps, namely a cross arm angle steel grounding clamp positioned above and a lead grounding clamp positioned below;
the clamping area of the cross arm angle steel grounding clamp is opened downwards, the force application area of the cross arm angle steel grounding clamp is connected with an upper insulating support rod extending downwards, and a grounding wire hook is arranged on the upper insulating support rod; the opening of the clamping area of the wire grounding clamp is downward, the force application area of the wire grounding clamp is connected with a lower insulating support rod which extends upward, and the upper insulating support rod and the lower insulating support rod are connected through an insulating rope;
the cross arm angle steel grounding clamp and the wire grounding clamp are connected through a grounding wire, and the grounding wire is arranged along the upper insulating support rod and the lower insulating support rod respectively.
The upper insulating support rod is of an inverted L-shaped structure.
The ground wire hook is a barb type hook.
The invention also discloses a method for hanging the ground wire by the unmanned aerial vehicle, and the device for hanging the ground wire comprises the following steps:
(1) before operation, the cross arm angle steel grounding clamp and the wire grounding clamp are operated to be in an open state on the ground, the grounding wire hook is connected with the unmanned aerial vehicle hook, the unmanned aerial vehicle is started, and the grounding wire is lifted off;
(2) operating the unmanned aerial vehicle to align the wire grounding clamp with the wire, then operating the unmanned aerial vehicle to suddenly descend, enabling a limiting fixture block on the wire grounding clamp to touch the wire, enabling the wire grounding clamp to be in a closed state due to resetting of the limiting fixture block, and enabling the wire grounding clamp to be connected with the wire;
(3) the unmanned aerial vehicle is operated to the cross arm of the iron tower, so that the cross arm angle steel grounding clamp is aligned with the cross arm angle steel, then the unmanned aerial vehicle is operated to descend rapidly, a limiting clamping block on the cross arm angle steel grounding clamp is in contact with the cross arm angle steel, the limiting clamping block resets to enable the cross arm angle steel grounding clamp to be in a closed state, and the cross arm angle steel grounding clamp is connected with the cross arm;
(4) finally, operating the unmanned aerial vehicle to descend, and separating the hook of the unmanned aerial vehicle from the hook of the ground wire to realize the installation of one ground wire;
(5) and (5) operating the unmanned aerial vehicle to return to the ground, and continuing to install the second and third … … grounding wires according to the steps (1) to (4).
Unmanned aerial vehicle couple is barb formula couple.
The invention has the beneficial effects that:
1. the invention provides a grounding clamp which can keep the opening state of the grounding clamp through a complete mechanical mechanism, does not have the phenomenon of damage caused by induced electric shock and ensures the practical application effect.
The grounding clamp of the invention forms a guide nozzle downwards at the opening of the clamping area, thereby playing a role of guiding in place, and the copper grounding clamp is convenient for an unmanned aerial vehicle to hang by a larger opening degree.
When unmanned aerial vehicle hangs the installation, the ground connection clamp is in the open mode, lifts by crane when installation at wire or cross arm angle steel touching spacing fixture block, and the splint are closed rapidly under torsion spring's effect and step up about, realizes wire and angle steel centre gripping, accomplishes the installation of earth connection.
2. The invention also provides a suspension grounding wire device, two grounding clamps are respectively a cross arm angle steel grounding clamp positioned above and a lead grounding clamp positioned below, and the cross arm angle steel grounding clamp and the lead grounding clamp are connected through a grounding wire to realize the release of induced electricity.
The clamping area of the cross arm angle steel grounding clamp is opened downwards, the force application area of the cross arm angle steel grounding clamp is connected with an upper insulating support rod extending downwards, and a grounding wire hook is arranged on the upper insulating support rod; the opening of the clamping area of the wire grounding clamp is downward, the force application area of the wire grounding clamp is upward connected with a lower insulating support rod which extends upward, the upper insulating support rod and the lower insulating support rod are connected through an insulating rope, and meanwhile, the grounding wire is arranged along the insulating support rod and the lower insulating support rod respectively.
3. The invention also provides a method for hanging the ground wire by the unmanned aerial vehicle, the unmanned aerial vehicle does not need high-altitude operation personnel to operate at high altitude when being used for installing the ground wire, the installation efficiency is high, and the safety is high. After the electric power stringing construction or the overhauling and maintaining operation is completed, the unmanned aerial vehicle can be operated to separate the cross arm angle steel grounding clamp from the cross arm angle steel by utilizing the hook, then the wire grounding clamp is separated from the lower end wire, and the removing construction operation of the grounding wire is realized.
Wherein, unmanned aerial vehicle is operated by ground personnel, is the main promotion power of earth connection, and unmanned aerial vehicle lower extreme design unmanned aerial vehicle couple, unmanned aerial vehicle couple be barb formula couple, can get in touch the high-speed joint with the earth connection.
Drawings
Fig. 1 is a schematic view of a grounding clip in a closed state according to a first embodiment of the present invention;
fig. 2 is a schematic view of a grounding clip in a closed state according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a ground wire suspension device according to a second embodiment of the present invention;
FIG. 4 is a schematic view of a second embodiment of the invention showing the closed state of the clamp of the ground wire suspension assembly;
FIG. 5 is a schematic view of the second embodiment of the invention showing the ground wire clamp in an open position;
FIG. 6 is a schematic diagram illustrating a state of the suspension grounding device after the grounding device is installed according to the second embodiment of the present invention;
fig. 7 is a first operation schematic diagram of a method for suspending a ground wire by an unmanned aerial vehicle according to a third embodiment of the present invention;
fig. 8 is a second operation schematic diagram of the method for suspending the ground wire by the unmanned aerial vehicle according to the third embodiment of the invention;
fig. 9 is a third operation schematic diagram of the method for suspending the ground wire by the unmanned aerial vehicle in the third embodiment of the invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1 to 2, the present embodiment discloses a grounding clip, which includes a left clamping plate and a right clamping plate 1, wherein the two clamping plates 1 are connected by a hinge shaft 5, the hinge shaft 5 is used as a boundary, the two clamping plates are divided into an upper force application area and a lower clamping area, a torsion spring 2 is sleeved on the hinge shaft 5, and two force arms of the torsion spring 2 are respectively connected with the force application areas of the two clamping plates 1. Two splint are equipped with spacing fixture block 3 between the clamping area, and 3 one ends of spacing fixture block are connected with one of them splint are articulated, and the trompil of another splint is passed to the spacing fixture block 3 other end.
The other end of the limiting clamping block 3 is also provided with a clamping part, and the clamping part is matched with the opening edge of the other clamping plate in a clamping manner. In this embodiment, the other end of the limiting clamping block 3 is provided with a notch to form a clamping part. The opening is positioned at the middle position of the corresponding clamping plate.
The two clamping plates 1 are respectively connected with guide plates at the opening of the clamping area downwards, and the two guide plates are symmetrically bent outwards, so that the two guide plate parts form a guide nozzle 4.
In this embodiment, the two clamp plates 1 are connected to the hinge shaft 5 through the support frames 6, respectively.
When the grounding clamp is in a closed state, the two clamping plates 1 are close to each other in the clamping area, and the other end of the limiting clamping block 3 penetrates through a middle hole of the other clamping plate.
When the ground clamp is in an open state, the two clamping plates 1 are separated from each other in the clamping area, and the limiting clamping block 3 is clamped on the opening edge of the other clamping plate by the clamping part to realize the maintenance of the open state of the ground clamp.
The grounding clamp can realize the maintenance of the opening state of the grounding clamp through a complete mechanical mechanism, has no phenomenon of damage caused by induced electric shock, and ensures the practical application effect.
The grounding clamp of the invention forms a guide nozzle downwards at the opening of the clamping area, thereby playing a role of guiding in place, and the copper grounding clamp is convenient for an unmanned aerial vehicle to hang by a larger opening degree.
When unmanned aerial vehicle hangs the installation, the ground connection clamp is in the open mode, lifts by crane when installation at wire or cross arm angle steel touching spacing fixture block, and the splint are closed rapidly under torsion spring's effect and step up about, realizes wire and angle steel centre gripping, accomplishes the installation of earth connection.
Example two:
as shown in fig. 3 to 6, the present embodiment discloses a suspension grounding wire device, which includes two grounding clamps according to the first embodiment, namely, a cross arm angle steel grounding clamp 9 located above and a wire grounding clamp 14 located below.
The clamping area opening of the cross arm angle steel grounding clamp 9 is downward, the force application area of the cross arm angle steel grounding clamp 9 is connected with an upper insulating support rod 10 extending downward, a grounding wire hook is arranged on the upper insulating support rod 10, and the grounding wire hook is an agnail hook.
In this embodiment, the upper insulating support rod is an inverted L-shaped structure.
The clamping area of the wire grounding clamp 14 is opened downwards, the force application area of the wire grounding clamp 14 is connected with a lower insulating support rod 12 extending upwards, and the upper insulating support rod 10 and the lower insulating support rod 12 are connected through an insulating rope 11.
The cross arm angle steel grounding clamp 9 and the lead grounding clamp 14 are connected through a grounding wire 13, and the grounding wire 13 is respectively arranged along the upper insulating support rod 10 and the lower insulating support rod 12. Specifically, two ends of the grounding wire are respectively connected to the force application area clamping plates of the cross arm angle steel grounding clamp 9 and the wire grounding clamp 14.
In the suspension grounding wire device, the cross arm angle steel grounding clamp and the lead grounding clamp are connected through the grounding wire, so that the release of induced electricity is realized. And meanwhile, the arrangement of the upper insulating support rod and the lower insulating support rod is designed, so that the alignment is convenient to control and the swing is prevented.
Example three:
as shown in fig. 7 to 9, the present embodiment discloses a method for hanging a ground wire by an unmanned aerial vehicle, and the ground wire hanging device according to the second embodiment is used, and includes the following steps:
(1) before operation, the cross arm angle steel grounding clamp 9 and the lead grounding clamp 14 are operated to be in an open state on the ground, the grounding wire hook is connected with the unmanned aerial vehicle hook 8, the unmanned aerial vehicle 7 is started, and the grounding wire is lifted off;
(2) the unmanned aerial vehicle 7 is operated to align the wire grounding clamp 14 with the wire 18, then the unmanned aerial vehicle is operated to suddenly descend, the limiting clamping block on the wire grounding clamp 14 is contacted with the wire 18, the limiting clamping block is reset to enable the wire grounding clamp 14 to be in a closed state, and the wire grounding clamp 14 is connected with the wire 18;
(3) the unmanned aerial vehicle 7 is operated to the position of the cross arm of the iron tower, so that the cross arm angle steel grounding clamp 9 is aligned with the cross arm angle steel, then the unmanned aerial vehicle is operated to descend rapidly, a limiting clamping block on the cross arm angle steel grounding clamp 9 is in contact with the cross arm angle steel, the limiting clamping block resets to enable the cross arm angle steel grounding clamp 9 to be in a closed state, and the cross arm angle steel grounding clamp 9 is connected with the cross arm 17;
(4) finally, the unmanned aerial vehicle 7 is operated to descend, the unmanned aerial vehicle hook 8 is separated from the ground wire hook, and the installation of one ground wire is realized;
(5) and (5) operating the unmanned aerial vehicle to return to the ground, and continuing to install the second and third … … grounding wires according to the steps (1) to (4).
In fig. 7, reference numeral 17 denotes an insulator string.
Wherein, unmanned aerial vehicle is operated by ground personnel, is the main promotion power of earth connection, and unmanned aerial vehicle lower extreme design unmanned aerial vehicle couple 8, and unmanned aerial vehicle couple 8 is barb formula couple, can get in touch the high-speed joint with the earth connection.
According to the method for hanging the ground wire by the unmanned aerial vehicle, the unmanned aerial vehicle does not need high-altitude operation personnel to operate at high altitude, the installation efficiency is high, and the safety is high. After the electric power stringing construction or the overhauling and maintaining operation is completed, the unmanned aerial vehicle can be operated to separate the cross arm angle steel grounding clamp from the cross arm angle steel by utilizing the hook, then the wire grounding clamp is separated from the lower end wire, and the removing construction operation of the grounding wire is realized.
Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention and it is intended to cover in the claims the invention as defined in the appended claims.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the scope of the present invention.
Claims (10)
1. The utility model provides a grounding clip, includes about two splint, is connected by the articulated shaft between two splint to the articulated shaft is border on, and two splint divide into the application of force district on upper portion and the centre gripping district of lower part, and the cover is equipped with torque spring on the articulated shaft, and two arm of force of torque spring are connected its characterized in that with the application of force district of two splint respectively: a limiting fixture block is arranged between the clamping areas of the two clamping plates, one end of the limiting fixture block is hinged with one of the clamping plates, and the other end of the limiting fixture block penetrates through the opening of the other clamping plate;
the other end of the limiting clamping block is also provided with a clamping part, and the clamping part is clamped and matched with the opening edge of the other clamping plate;
when the grounding clamp is in a closed state, the two clamping plates are close to each other in the clamping area, and the other end of the limiting clamping block penetrates through a middle opening of the other clamping plate;
when the grounding clamp is in an open state, the two clamping plates are mutually separated in the clamping area, and the limiting clamping block is clamped on the opening edge of the other clamping plate by the clamping part, so that the open state of the grounding clamp is maintained.
2. A grounding clip as set forth in claim 1, wherein: the two clamping plates are respectively connected with guide plates at the opening of the clamping area downwards, and the two guide plates are symmetrically bent outwards to form guide nozzles for the two guide plate parts.
3. A grounding clip as set forth in claim 1 or 2, wherein: the two clamping plates are respectively connected with the articulated shaft through a supporting frame.
4. A grounding clip as set forth in claim 1 or 2, wherein: and the other end of the limiting clamping block is provided with a notch to form a clamping part.
5. A grounding clip as set forth in claim 1 or 2, wherein: the opening is positioned in the middle of the corresponding clamping plate.
6. A suspended ground wire device, characterized in that: the grounding clamp comprises the grounding clamp of any one of claims 1 to 5, and is provided with two, namely an upper cross arm angle steel grounding clamp and a lower lead grounding clamp;
the clamping area of the cross arm angle steel grounding clamp is opened downwards, the force application area of the cross arm angle steel grounding clamp is connected with an upper insulating support rod extending downwards, and a grounding wire hook is arranged on the upper insulating support rod; the opening of the clamping area of the wire grounding clamp is downward, the force application area of the wire grounding clamp is connected with a lower insulating support rod which extends upward, and the upper insulating support rod and the lower insulating support rod are connected through an insulating rope;
the cross arm angle steel grounding clamp and the wire grounding clamp are connected through a grounding wire, and the grounding wire is arranged along the upper insulating support rod and the lower insulating support rod respectively.
7. A suspended earth wire assembly as claimed in claim 6, wherein: the upper insulating support rod is of an inverted L-shaped structure.
8. A suspended earth wire assembly as claimed in claim 6, wherein: the ground wire hook is a barb type hook.
9. A method for hanging ground wire by unmanned aerial vehicle, using a device for hanging ground wire according to any one of claims 6-8, characterized by comprising the following steps:
(1) before operation, the cross arm angle steel grounding clamp and the wire grounding clamp are operated to be in an open state on the ground, the grounding wire hook is connected with the unmanned aerial vehicle hook, the unmanned aerial vehicle is started, and the grounding wire is lifted off;
(2) operating the unmanned aerial vehicle to align the wire grounding clamp with the wire, then operating the unmanned aerial vehicle to suddenly descend, enabling a limiting fixture block on the wire grounding clamp to touch the wire, enabling the wire grounding clamp to be in a closed state due to resetting of the limiting fixture block, and enabling the wire grounding clamp to be connected with the wire;
(3) the unmanned aerial vehicle is operated to the cross arm of the iron tower, so that the cross arm angle steel grounding clamp is aligned with the cross arm angle steel, then the unmanned aerial vehicle is operated to descend rapidly, a limiting clamping block on the cross arm angle steel grounding clamp is in contact with the cross arm angle steel, the limiting clamping block resets to enable the cross arm angle steel grounding clamp to be in a closed state, and the cross arm angle steel grounding clamp is connected with the cross arm;
(4) finally, operating the unmanned aerial vehicle to descend, and separating the hook of the unmanned aerial vehicle from the hook of the ground wire to realize the installation of one ground wire;
(5) and (5) operating the unmanned aerial vehicle to return to the ground, and continuing to install the second and third … … grounding wires according to the steps (1) to (4).
10. The method for hanging the ground wire by the unmanned aerial vehicle according to claim 9, wherein: unmanned aerial vehicle couple is barb formula couple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352304.6A CN112332133A (en) | 2020-11-27 | 2020-11-27 | Grounding clamp, grounding wire suspension device and method for suspending grounding wire by unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352304.6A CN112332133A (en) | 2020-11-27 | 2020-11-27 | Grounding clamp, grounding wire suspension device and method for suspending grounding wire by unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112332133A true CN112332133A (en) | 2021-02-05 |
Family
ID=74308105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011352304.6A Pending CN112332133A (en) | 2020-11-27 | 2020-11-27 | Grounding clamp, grounding wire suspension device and method for suspending grounding wire by unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112332133A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937519A (en) * | 2021-11-01 | 2022-01-14 | 国网山西省电力公司输电检修分公司 | High-altitude grounding wire detaching and hanging method based on unmanned aerial vehicle |
| CN113964561A (en) * | 2021-10-09 | 2022-01-21 | 国网河北省电力有限公司检修分公司 | Novel ground wire device of transmission line applied to unmanned aerial vehicle operation |
| CN113991330A (en) * | 2021-10-08 | 2022-01-28 | 国网河北省电力有限公司检修分公司 | Aircraft high-voltage line grounding wire hanging or dismounting device and use method |
| CN114221189A (en) * | 2021-11-25 | 2022-03-22 | 艾斯佩特(武汉)科技有限公司 | Split type grounding wire hanging device and operation method |
-
2020
- 2020-11-27 CN CN202011352304.6A patent/CN112332133A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991330A (en) * | 2021-10-08 | 2022-01-28 | 国网河北省电力有限公司检修分公司 | Aircraft high-voltage line grounding wire hanging or dismounting device and use method |
| CN113964561A (en) * | 2021-10-09 | 2022-01-21 | 国网河北省电力有限公司检修分公司 | Novel ground wire device of transmission line applied to unmanned aerial vehicle operation |
| CN113964561B (en) * | 2021-10-09 | 2024-08-30 | 国网河北省电力有限公司检修分公司 | Power transmission line grounding wire device applied to unmanned aerial vehicle operation |
| CN113937519A (en) * | 2021-11-01 | 2022-01-14 | 国网山西省电力公司输电检修分公司 | High-altitude grounding wire detaching and hanging method based on unmanned aerial vehicle |
| CN113937519B (en) * | 2021-11-01 | 2023-04-28 | 国网山西省电力公司输电检修分公司 | Method for disassembling and hanging ground wire at high altitude based on unmanned aerial vehicle |
| CN114221189A (en) * | 2021-11-25 | 2022-03-22 | 艾斯佩特(武汉)科技有限公司 | Split type grounding wire hanging device and operation method |
| CN114221189B (en) * | 2021-11-25 | 2024-03-26 | 艾斯佩特(武汉)科技有限公司 | Split type grounding wire hooking device and operation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112332133A (en) | Grounding clamp, grounding wire suspension device and method for suspending grounding wire by unmanned aerial vehicle | |
| CN110854739B (en) | Overhead transmission line electricity testing grounding method based on unmanned aerial vehicle | |
| WO2012088987A1 (en) | Maintenance tool for insulator of direct current transmission line | |
| CN201323409Y (en) | Tool for live line replacing of high voltage transmission line V-shaped insulator chain | |
| CN106356760A (en) | End-of-arm tooling and methods for mounting and dismounting high-voltage wire dampers by robot | |
| WO2012088986A1 (en) | Maintenance tool used for direct current transmission line | |
| CN104485530B (en) | Mechanical ground wire connecting operation platform | |
| CN103904444A (en) | Power transmission line grounding wire horizontal installation device | |
| CN111541062A (en) | High-voltage grounding clamp | |
| CN204885990U (en) | Transmission line yoke plate hoisting device | |
| CN105162028A (en) | Method for replacing linear insulator of 220kV steel pipe tower in live working state | |
| CN202189912U (en) | Overhead transmission line grounding device | |
| CN213278450U (en) | Grounding clamp and suspension grounding wire device | |
| CN210779825U (en) | Device for replacing whole string of tension insulators at cross arm end and wire end of direct-current transmission line | |
| CN210326920U (en) | Temporary fixing support for high-voltage cable | |
| CN208902769U (en) | A kind of high voltage test connection device | |
| CN110829337B (en) | Grounding device and grounding method for power transmission line externally hung on unmanned aerial vehicle | |
| CN105811301B (en) | The insulation of the 35kV supply lines livewire work of low cost carries line apparatus | |
| CN211405417U (en) | Externally hung earthing device for transmission line on unmanned aerial vehicle | |
| JPH0833169A (en) | Suspension support and wiring work method for the suspension support | |
| CN209193357U (en) | Pre- arch tube type bus hanging apparatus | |
| CN205489269U (en) | Overhead earth wire hoisting device for high tension transmission line | |
| CN209045808U (en) | 500kV transformer substation grounding wire installs auxiliary device | |
| CN210577410U (en) | Auxiliary tool for preventing drainage wire from falling during distribution network operation | |
| CN203871501U (en) | Horizontal-installation ground wire apparatus for power transmission line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |