CN109193460B - Cutting device for soft foreign matters of power transmission line - Google Patents
Cutting device for soft foreign matters of power transmission line Download PDFInfo
- Publication number
- CN109193460B CN109193460B CN201811213312.5A CN201811213312A CN109193460B CN 109193460 B CN109193460 B CN 109193460B CN 201811213312 A CN201811213312 A CN 201811213312A CN 109193460 B CN109193460 B CN 109193460B
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- cutter
- buckling piece
- rod
- driving mechanism
- lower cutter
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- 238000005520 cutting process Methods 0.000 title claims abstract description 72
- 230000005540 biological transmission Effects 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention provides a cutting device for soft foreign matters of a power transmission line, which comprises a cutting mechanism, a driving mechanism and a traveling mechanism, wherein the traveling mechanism is connected with the driving mechanism and can move along the power transmission line; the cutting mechanism comprises a buckling piece, an upper cutter and a lower cutter which are arranged in parallel; one end of the buckling piece is connected with the driving mechanism and can rotate around the driving mechanism; one end of the lower cutter is connected with the driving mechanism and can rotate around the driving mechanism; a gap for the buckling piece to pass through is reserved between the upper cutter and the lower cutter; the blade opening sides of the upper cutter and the lower cutter face the buckling side of the buckling piece; the hanging end of the soft foreign matter is gathered at the cutting mechanism through the rotating buckling piece, the cutting mechanism formed by the double-layer cutter structure provides at least two effective acting points for the soft foreign matter, the soft foreign matter is fixed when being cut, the foreign matter is prevented from yielding along the force application direction of the cutter, and the foreign matter can be effectively and quickly cut.
Description
Technical Field
The invention relates to an electric power maintenance device, in particular to a cutting device for soft foreign matters of a power transmission line.
Background
The transmission line is used for transmitting electric energy from a production place to a use place, and normal and stable operation of the transmission line is a necessary condition for guaranteeing stable transmission of the electric energy to the use place. However, in the using process of the power transmission line, foreign matters are inevitably wound on the power transmission line, such as soft foreign matters like plastic bags and kite lines, and due to the existence of the foreign matters, great potential safety hazards such as tripping and the like are caused to the power transmission line, so that electric energy cannot be continuously and stably transmitted, and great influence is brought to production and life. Foretell foreign matter is general all softer, beat a winding when on the power transmission line, the foreign matter only has few area of contact with power transmission line, all be in the free state of hanging down under the general situation of other parts, when adopting traditional decontamination plant to cut off, because the foreign matter is in the state of hanging down, the cutter of cutting off the device is used in can not form effectual impetus on the foreign matter, the foreign matter can give up at the application of force direction of cutter, consequently can not cut off the operation to the foreign matter, if take the cutter to cut off on the power transmission line, although can cut off the foreign matter, fish tail or damage power transmission line often can appear, cause the trouble.
Therefore, it is necessary to provide a cutting device for soft foreign matters in the power transmission line.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a device for cutting off soft foreign matters from a power transmission line, wherein a rotary fastener gathers a suspended end of the soft foreign matters at a cutting mechanism, the cutting mechanism formed by a double-layer cutter structure provides at least two effective force points for the soft foreign matters, and the soft foreign matters are fixed when being cut off, so as to prevent the foreign matters from yielding along a force application direction of the cutter, effectively and quickly cut off the foreign matters, ensure the operation safety of the power transmission line, and avoid damage to the power transmission line, and can operate under a live condition to avoid loss caused by power failure operation.
The invention provides a cutting device for soft foreign matters of a power transmission line, which comprises a cutting mechanism, a driving mechanism and a traveling mechanism, wherein the traveling mechanism is connected with the driving mechanism and can move along the power transmission line;
the cutting mechanism comprises a buckling piece, an upper cutter and a lower cutter which are arranged in parallel; one end of the buckling piece is connected with the driving mechanism and can rotate around the driving mechanism; one end of the lower cutter is connected with the driving mechanism and can rotate around the driving mechanism; the other end of the lower cutter is connected with one end of the upper cutter through a U-shaped connecting piece; the upper cutter is positioned right above the lower cutter; a gap for the buckling piece to pass through is reserved between the upper cutter and the lower cutter; the blade opening sides of the upper cutter and the lower cutter face the buckling side of the buckling piece;
the driving mechanism comprises a telescopic outer rod, a telescopic inner rod and a telescopic walking supporting rod, wherein the walking supporting rod is arranged in the inner rod, and the upper end part of the walking supporting rod extends out of the upper end part of the inner rod; the inner rod is coaxially arranged in the outer rod, and the upper end part of the inner rod extends out of the outer rod; the inner rod can rotate around the axis of the inner rod in a single direction; the outer rod can rotate around the axis of the outer rod;
the walking mechanism is fixedly arranged on the upper end surface of the walking support rod; the buckling piece is fixedly connected to the upper end of the outer side wall of the inner rod extending out of the outer rod; one end of the lower cutter is fixedly connected to the upper end of the outer side wall of the outer rod, and the upper cutter and the lower cutter are perpendicular to the axis of the outer rod.
Further, the buckling pieces are of arc-shaped structures; one side of the arc-shaped opening of the buckling piece is a buckling side which is used for buckling with the cutting edges of the upper cutting knife and the lower cutting knife; the length direction of the arc-shaped opening of the buckling piece is perpendicular to the axis of the inner rod.
Furthermore, a plurality of arc-shaped bayonets are uniformly arranged on the buckling side of the buckling piece.
Furthermore, a sharp knife is fixedly arranged between the arc-shaped bayonets of the buckling piece, and the sharp end of the sharp knife faces the side of the blade openings of the upper cutter and the lower cutter.
Further, the cutting edge of the upper cutter is formed by connecting a plurality of arc-shaped cutting edges end to end, and the intersection points of the adjacent arc-shaped cutting edges are on the same straight line.
Further, the cutting edge of the lower cutter is of a linear structure.
The invention has the beneficial effects that: the hanging end of the soft foreign matter is gathered at the cutting mechanism through the rotating buckling piece, the cutting mechanism formed by the double-layer cutter structure provides at least two effective acting points for the soft foreign matter, the soft foreign matter is fixed when being cut, the foreign matter is prevented from yielding along the force application direction of the cutter, the foreign matter can be effectively and quickly cut, the operation safety of the power transmission line is ensured, the power transmission line cannot be damaged, the power transmission line can be operated under the electrified condition, and the loss caused by power failure operation is avoided.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention.
Detailed Description
As shown in fig. 1 and 2, the present invention provides a device for cutting soft foreign objects from a power transmission line, which includes a cutting mechanism, a driving mechanism, and a traveling mechanism connected to the driving mechanism and capable of moving along the power transmission line;
the cutting mechanism comprises a buckling piece 11, an upper cutter 12 and a lower cutter 13 which are arranged in parallel; one end of the buckling piece 11 is connected with the driving mechanism and can rotate around the driving mechanism; one end of the lower cutter 13 is connected with the driving mechanism and can rotate around the driving mechanism; the other end of the lower cutter 13 is connected with one end of the upper cutter 12 through a U-shaped connecting piece 14; the upper cutter 12 is positioned right above the lower cutter 13; a gap for the buckling piece 11 to pass through is reserved between the upper cutter 12 and the lower cutter 13; the blade opening sides of the upper cutter 12 and the lower cutter 13 face the buckling side of the buckling piece 11; in this embodiment, the other end of the lower cutter 13 is connected to one end of the U-shaped connector 14, one end of the upper cutter 12 is connected to the other end of the U-shaped connector 14, and a connection line between the two ends of the U-shape is perpendicular to the upper cutter 12. Buckling piece 11 pushes soft foreign matter to cutting mechanism, make the part of soft foreign matter between cutting mechanism and transmission line produce tension, the part between upper and lower two sets of cutters produces tension, the structure of upper and lower two sets of cutters provides two at least effectual impetus for cutting soft foreign matter in the perpendicular to transmission line axis direction, can fix soft foreign matter when cutting soft foreign matter, the foreign matter gives back along the strength direction of cutter when preventing to cut soft foreign matter, can effectively cut the foreign matter fast, guarantee transmission line's operation safety, and can not cause the damage to transmission line, still can work under the live condition, avoid the loss that the power failure operation brought.
The driving mechanism comprises a telescopic outer rod 21, a telescopic inner rod 22 and a telescopic walking support rod 23 (the existing telescopic structure is adopted, and the structure is not described herein), the walking support rod 23 is arranged in the inner rod 22, and the upper end part of the walking support rod 23 extends out of the upper end part of the inner rod 22; the upper end outer side wall of the walking support rod 23 is circumferentially sleeved with a limiting ring 231 for limiting the part of the walking support rod 23 extending out of the inner rod 22. The inner rod 22 is coaxially arranged in the outer rod 21, and the upper end part of the inner rod 22 extends out of the outer rod 21; the inner rod 22 can rotate unidirectionally around the axis thereof, so that the cut soft foreign matters are prevented from being pushed back into the cutting mechanism when the fastener 11 rotates, the cutting mechanism is prevented from being damaged, and unidirectional rotation can be limited by arranging a unidirectional rotation limiting mechanism, such as a ratchet structure, at the lower end of the inner rod 22, namely, at the operating end of the inner rod 22 (the existing unidirectional rotation limiting structure is adopted, and the structure is not described herein); the outer rod 21 can rotate around the axis thereof; wherein, the inner rod 22 and the outer rod 21 are both tubular structures;
the travelling mechanism is fixedly arranged on the upper end surface of the travelling support rod 23; the fastener 11 is fixedly connected to the upper end of the outer side wall of the inner rod 22 extending out of the outer rod 21; one end of the lower cutter 13 is fixedly connected to the upper end of the outer side wall of the outer rod 21, and the upper cutter 12 and the lower cutter 13 are perpendicular to the axis of the outer rod 21. In this embodiment, the outer rod 21 and the inner rod 22 are rotated around the axis of the walking support rod 23 to adjust the included angle between the cutting mechanism and the power transmission line and the included angle between the cutting mechanism and the fastener 11, so as to ensure that the soft foreign matter is located between the cutting mechanism and the fastening side of the fastener 11.
The upper end part of the outer rod 21 is provided with a bearing 24 for radially positioning the inner rod 22, a race of the bearing 24 is fixedly arranged on the upper end surface of the outer rod 21, and an outer ring of the bearing 24 is fixedly connected with the bottom of the end of the buckling piece 11 connected with the inner rod 22; through this kind of structure, when fastener 11 passed cutting mechanism, for leaving sufficient clearance between fastener 11 and the lower cutter 13, the piece of the soft foreign matter of convenient cutting can be followed the smooth discharge in clearance between fastener 11 and the lower cutter 13, the clearance between two cutters of piece jam has been avoided, and do benefit to and fix between outer pole 21 and interior pole 22, prevent that outer pole 21 and interior pole 22 from rocking in the ascending relative of radial direction, improve two cutters and fastener 11's cooperation cutting effect, convenient operation. Through the structure, the hanging end of the soft foreign matter is gathered at the cutting mechanism, the cutting mechanism formed by the double-layer cutter structure provides at least two effective force applying points for the soft foreign matter, the soft foreign matter is fixed when being cut, the foreign matter is prevented from yielding along the force application direction of the cutter, the foreign matter can be effectively and quickly cut, the operation safety of the power transmission line is ensured, the power transmission line cannot be damaged, the power transmission line can also operate under the electrified condition, and the loss caused by the power failure operation is avoided.
The buckling piece 11 is of an arc-shaped structure; one side of the arc-shaped opening of the buckling piece 11 is a buckling side and is used for buckling with the blade sides of the upper cutter 12 and the lower cutter 13; the length direction of the arc-shaped opening of the fastener 11 is perpendicular to the axis of the inner rod 22. The buckling side of the arc-shaped structure is beneficial to restraining and gathering the soft foreign matters on the buckling side of the buckling piece 11.
The lock side of buckling piece 11 evenly is provided with a plurality of arc bayonet sockets 111, and soft foreign matter moves towards cutting mechanism under buckling piece 11's effect, and resistance in the air promotes soft foreign matter and removes to the direction of cutting mechanism dorsad, and under buckling piece 11's the effect of blockking, deformation takes place for soft foreign matter, and the partial joint of deformation has guaranteed that soft foreign matter restraint gathers together in the lock side of buckling piece 11 at arc bayonet socket 111.
The fastening piece 11 is fixedly provided with a sharp knife 112 between the arc-shaped bayonets 111, and the sharp end of the sharp knife 112 faces the blade openings of the upper cutter 12 and the lower cutter 13. In this embodiment, the blade 112 is integrally formed with the fastener 11. When the soft foreign matter is at the fastening side of the fastener 11, the sharp knife 112 applies stress to the soft foreign matter, and part of the soft foreign matter pricks into the soft foreign matter under the stress action of the sharp knife 112, so that the soft foreign matter is fixed, and the soft foreign matter is restrained and gathered at the fastening side of the fastener 11.
The cutting edge of the upper cutter 12 is formed by connecting a plurality of arc-shaped cutting edges 121 end to end, and the intersection points of the adjacent arc-shaped cutting edges 121 are on the same straight line. The arrangement of the arc-shaped cutting edges 121 improves cutting efficiency, the arc-shaped cutting edges 121 are arranged, and the cutting force of each arc-shaped cutting edge 121 to the soft foreign bodies is different at different positions of the line of the arc-shaped cutting edge 121. When the soft foreign matter is subjected to the uneven cutting force of the arc-shaped cutting edges 121, the soft foreign matter moves to the gaps between the adjacent arc-shaped cutting edges 121 and is clamped in the gaps between the adjacent arc-shaped cutting edges 121, so that the soft foreign matter is prevented from slipping off from the upper cutter 12.
The cutting edge of the lower cutter 13 is a linear structure (the linear structure is not shown in the attached drawings). Further, when the fastener 11 is fastened between the upper cutter 12 and the lower cutter 13, the stress action of the sharp cutter 112 on the soft foreign matter is increased, and the soft foreign matter is cut by matching with the two cutters, so that the cutting efficiency is improved.
In this embodiment, the angles of the cutting edges of the upper cutter 12 and the lower cutter 13 are any angle between 31 ° and 36 °, preferably 35 ° and 35 ° cutting edges can ensure the strength of the cutting edges in the cutting process, prevent the edge curling phenomenon, and ensure the foreign matter cutting speed.
The travelling mechanism comprises a hanging part 31 hung on an arc structure of the power transmission line and a connecting part 32 of a columnar structure; the lower end part of the connecting part 32 is fixedly arranged on the upper end surface of the walking support rod 23; the upper end of the connecting part 32 is fixedly connected with the hanging part 31. The cutting mechanism and the buckling piece 11 can be hung on the power transmission line through the travelling mechanism, the cutting mechanism and the buckling piece 11 are favorably rotated, the operation is convenient, the labor is saved, and the foreign matters scattered on the power transmission line can be gathered through the travelling mechanism, so that the foreign matters are easy to cut; the hanging part 31 and the connecting part 32 are integrally formed by metal materials, and in order to cut foreign matters under the condition of power transmission line with points, the hanging part 31 is wrapped with an insulating layer to ensure the safety of point operation; the existing high-molecular insulating material can be adopted, so that the safety can be ensured, and the structural strength of the travelling mechanism can be ensured.
The top and bottom in the above are both the top and bottom as shown in fig. 1.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "front", "back", "inner", "outer", "vertical", "parallel", and the like, are used in the orientations and positional relationships indicated in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (2)
1. The utility model provides a soft foreign matter of transmission line cuts gets device which characterized in that: the cutting device comprises a cutting mechanism, a driving mechanism and a traveling mechanism which is connected with the driving mechanism and can move along a power transmission line;
the cutting mechanism comprises a buckling piece, an upper cutter and a lower cutter which are arranged in parallel; one end of the buckling piece is connected with the driving mechanism and can rotate around the driving mechanism; one end of the lower cutter is connected with the driving mechanism and can rotate around the driving mechanism; the other end of the lower cutter is connected with one end of the upper cutter through a U-shaped connecting piece; the upper cutter is positioned right above the lower cutter; a gap for the buckling piece to pass through is reserved between the upper cutter and the lower cutter; the blade opening sides of the upper cutter and the lower cutter face the buckling side of the buckling piece;
the driving mechanism comprises a telescopic outer rod, a telescopic inner rod and a telescopic walking supporting rod, wherein the walking supporting rod is arranged in the inner rod, and the upper end part of the walking supporting rod extends out of the upper end part of the inner rod; the inner rod is coaxially arranged in the outer rod, and the upper end part of the inner rod extends out of the outer rod; the inner rod can rotate around the axis of the inner rod in a single direction; the outer rod can rotate around the axis of the outer rod;
the walking mechanism is fixedly arranged on the upper end surface of the walking support rod; the buckling piece is fixedly connected to the upper end of the outer side wall of the inner rod extending out of the outer rod; one end of the lower cutter is fixedly connected to the upper end of the outer side wall of the outer rod, and the upper cutter and the lower cutter are perpendicular to the axis of the outer rod;
the buckling piece is of an arc-shaped structure; one side of the arc-shaped opening of the buckling piece is a buckling side and is used for buckling with the side of the blade opening of the upper cutter and the lower cutter; the length direction of the arc-shaped opening of the buckling piece is vertical to the axis of the inner rod;
a plurality of arc-shaped bayonets are uniformly arranged on the buckling side of the buckling piece;
the buckling piece is fixedly provided with a sharp knife between the arc bayonets, and the sharp end of the sharp knife faces the sides of the blade openings of the upper cutter and the lower cutter;
the cutter edge of the upper cutter is formed by connecting a plurality of arc-shaped cutting edges end to end, and the intersection points of the adjacent arc-shaped cutting edges are on the same straight line.
2. The cutting device for soft foreign matters in the power transmission line of claim 1, wherein: the knife edge of the lower cutter is of a linear structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213312.5A CN109193460B (en) | 2018-10-18 | 2018-10-18 | Cutting device for soft foreign matters of power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213312.5A CN109193460B (en) | 2018-10-18 | 2018-10-18 | Cutting device for soft foreign matters of power transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109193460A CN109193460A (en) | 2019-01-11 |
| CN109193460B true CN109193460B (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811213312.5A Active CN109193460B (en) | 2018-10-18 | 2018-10-18 | Cutting device for soft foreign matters of power transmission line |
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| CN (1) | CN109193460B (en) |
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| CN201410679Y (en) * | 2009-06-11 | 2010-02-24 | 天津力神电池股份有限公司 | Pole piece cutter |
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| Publication number | Publication date |
|---|---|
| CN109193460A (en) | 2019-01-11 |
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