CN107947088B - Cable snow removing device - Google Patents
Cable snow removing device Download PDFInfo
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- CN107947088B CN107947088B CN201711304017.6A CN201711304017A CN107947088B CN 107947088 B CN107947088 B CN 107947088B CN 201711304017 A CN201711304017 A CN 201711304017A CN 107947088 B CN107947088 B CN 107947088B
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- cylinder
- cable
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- wall
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- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/16—Devices for removing snow or ice from lines or cables
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention belongs to the field of power maintenance, and particularly relates to a cable snow removing device. The wind power generator comprises a wind-facing cylinder sleeved on a cable, two end covers fixedly installed at two ends of the wind-facing cylinder, two annular sliding rings arranged at two ends of the inner wall of the wind-facing cylinder, and a plurality of long connecting rods connected between the two sliding rings. The snow cover scraper enables snow cover on the fan blade to fall off in the rotating process, and simultaneously scrapes off the snow cover on the cable in the moving process of the windward cylinder; when the wind acts on the fan, the rotation and the moving speed of the windward cylinder can be accelerated, and the snow removing efficiency is accelerated.
Description
Technical Field
The invention belongs to the field of power maintenance, and particularly relates to a cable snow removing device.
Background
along with the increase of electric power project to make electric power maintenance work more and more, especially in the area that winter sleet weather is more, often appear because the cable snow too much causes the damage of cable and press the breakage even, thereby make electric power interrupt, the road that arrives to maintain the cable often is not unobstructed during heavy snow, makes maintenance work can't in time develop, and the snow removing mode efficiency that beats that adopts at present is lower.
application No. 201610751909.x discloses a rotary-type wire snow protection device, which uses the weight difference of snow on three snow-accumulating plates to rotate a rolling assembly, thereby dropping the snow on the snow-accumulating plates. However, the range of the snow protection mode is the length of the whole hollow circular tube and the snow removal rod, and in order to achieve the snow protection purpose, the total length of the snow protection mode or the sum of the lengths of the multiple sections of snow protection devices is close to the distance between two telegraph poles, so that the load bearing capacity of the telegraph poles is increased, and the cost is higher; after the cable is installed, the middle part of the telegraph pole sinks due to dead weight, the cable is in an arc shape, the rotation angle of the rolling assembly is limited, and the snow prevention effect is reduced.
disclosure of Invention
The technical problem to be solved by the invention is as follows: to the not enough that prior art exists, provide a cable snow removing device.
in order to realize the purpose of the invention, the following technical scheme is adopted for realizing the purpose: the wind power generator comprises a wind-facing cylinder sleeved on a cable, two end covers fixedly arranged at two ends of the wind-facing cylinder, two annular sliding rings arranged at two ends of the inner wall of the wind-facing cylinder, and a plurality of long connecting rods connected between the two sliding rings;
The windward cylinder comprises a cylindrical cylinder body; two spiral fan blades are symmetrically formed on the outer wall of the cylinder; the sections of the two spiral fan blades form an S shape;
A plurality of mounting holes are respectively formed in the wall of the windward cylinder close to two ends of the windward cylinder at equal intervals along the circumferential direction of the windward cylinder; a travelling wheel facing to the cable is installed on each mounting hole; the travelling wheel comprises an installation part fixedly connected to the installation hole and a rotating part rotatably connected with the installation part; a second connecting lug is formed at the position, close to the mounting part, of the rotating part;
The sliding ring is connected to the inner wall of the windward cylinder in a sliding manner; a plurality of sliding blocks are formed on the periphery of the sliding ring at equal intervals; the inner wall of the sliding ring is fixedly connected with a plurality of connecting pins which are distributed at equal intervals along the circumferential direction; one end of each sliding ring, which is close to the travelling wheels, is formed with first connecting lugs, the number of which is equal to that of the travelling wheels; the connecting pins and the first connecting lugs are staggered in the circumferential direction of the sliding ring; the connecting pins on the two sliding rings correspond to each other in pairs respectively, and the connecting line of the two corresponding connecting pins is parallel to the axis of the windward cylinder; a long connecting rod is fixedly connected between the two corresponding connecting pins;
A short connecting rod is connected between the first connecting lug and the second connecting lug; the short connecting rod is hinged with the first connecting lug and the second connecting lug respectively;
A plurality of sliding grooves used for limiting the stroke of the sliding block are formed at two ends of the inner wall of the windward cylinder; two external threads are formed at two ends of the outer wall of the wind-facing barrel respectively;
The end cover comprises a cover body fixedly connected to the end part of the wind-facing barrel; an internal thread in threaded connection with the external thread is formed on the inner wall of the cover body; when the wind-facing barrel rotates, the external thread and the internal thread are mutually screwed; an annular cover ring for limiting the stroke of the other end of the sliding block is formed on the inner wall of the cover body; a plurality of scrapers facing the cable are formed in the middle of the cover ring;
The outer end of each cover ring is provided with an annular contact end; a plurality of extension columns are fixedly connected between the cover ring and the contact end; the outer end of the contact end is provided with a contact switch;
A linear motor is fixedly arranged between the cover ring and the contact end on one end cover; the output end of the linear motor is fixedly connected with the end part of one long connecting rod;
an induction coil for generating induced electromotive force is arranged on the inner wall of the wind-facing barrel;
A power supply and a control circuit board which are electrically connected are respectively arranged in the two contact ends;
the induction coil, the linear motor and each contact switch are electrically connected with the control circuit board.
As a preferable scheme: a plurality of contact switches arranged in parallel are equidistantly arranged at the outer end of the contact end; the outer end of the contact end is provided with an annular contact disc; and a plurality of springs are fixedly connected between the contact end and the contact disc.
As a preferable scheme: and each section of cable is fixedly connected with a plurality of limiting discs perpendicular to the cable, and the radius of each limiting disc is greater than the distance from the contact switch to the cable.
the cable-mounted traveling wheel type wind power generation device is sleeved on a cable when the cable is mounted, each traveling wheel is wound around the periphery of the cable, the rotating parts of the traveling wheels are driven ~ rotate through a short connecting rod when the sliding ring slides, when the sliding ring is arranged at one end of a stroke, the included angle between each traveling wheel and the radial plane of the wind-facing cylinder is-15 ~ -20 degrees, when the wind-facing cylinder is under the action of wind force, the wind-facing cylinder moves along one direction of the cable, when the wind-facing cylinder moves ~ a telegraph pole, a contact switch at one end close ~ the telegraph pole is in contact with the telegraph pole and then feeds back ~ a control circuit board ~ enable a linear motor ~ work, the working time of the linear motor is controlled by the control circuit board, the long connecting rod drives the sliding ring ~ slide ~ the other end of the stroke, then the linear motor stops working, when the included angle between each traveling wheel and the radial plane of the wind-facing cylinder is 15 ~ 20 degrees, when the wind-facing cylinder rotates.
when snowing, snow on the concave surfaces of the fan blades is redundant with snow on the convex surfaces of the fan blades, so that the windward cylinder rotates and moves, the snow on the fan blades falls off in the rotating process, and meanwhile, the snow on the cable is scraped off in the moving process of the windward cylinder; when the wind acts on the fan, the rotation and the moving speed of the windward cylinder can be accelerated, and the snow removing efficiency is accelerated.
Because the invention can move on the cable, the scope of snow protection or snow removal is not limited to the length of the wind-receiving cylinder; and the distance between the telegraph poles or the wire towers is long, the curvature radius of the arc formed by bending the cable due to self weight is large, and therefore the influence of the bending of the cable on the windward cylinder can be ignored.
Drawings
fig. 1 is an exploded view of the present invention.
fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of an air inlet duct.
Fig. 4 is a schematic structural view of the end cap.
fig. 5 is a schematic view of the structure of the sliding ring.
Fig. 6 is a schematic structural view of the road wheel.
Fig. 7 is a schematic structural view of the end cap in embodiment 2.
1. An air-facing cylinder; 11. a barrel; 111. an external thread; 112. mounting holes; 113. a chute; 12. a fan blade; 2. an end cap; 21. a cover body; 211. an internal thread; 212. a cover ring; 213. a squeegee; 22. a contact end; 221. a contact switch; 23. extending the column; 24. a spring; 25. a contact pad; 3. a sliding ring; 31. a slider; 32. a connecting pin; 33. a first connecting lug; 4. a traveling wheel; 41. an installation part; 42. a rotating part; 421. a second engaging lug; 5. an induction coil; 6. a long connecting rod; 7. a short connecting rod; 8. a linear motor.
Detailed Description
Example 1
As shown in fig. 1 to 6, the present embodiment is a cable snow removing device, which includes a windward cylinder 1 sleeved on a cable, two end covers 2 fixedly installed at two ends of the windward cylinder, two annular sliding rings 3 arranged at two ends of an inner wall of the windward cylinder, and a plurality of long connecting rods 6 connected between the two sliding rings.
The windward cylinder comprises a cylindrical cylinder body 11; two spiral fan blades 12 are symmetrically formed on the outer wall of the cylinder body; the sections of the two spiral fan blades form an S shape (the section along the radial direction of the wind-facing cylinder); known from an S-shaped vertical wind driven generator, under the action of wind power, the force borne by the concave surface is greater than the force borne by the convex surface, so that the wind-facing barrel can rotate in one direction all the time under the action of the wind power.
a plurality of mounting holes 112 are respectively formed in the wall of the windward cylinder close to two ends of the windward cylinder at equal intervals along the circumferential direction of the windward cylinder; a travelling wheel 4 facing to the cable is arranged on each mounting hole; the travelling wheel comprises a mounting part 41 fixedly connected to the mounting hole and a rotating part 42 rotatably connected with the mounting part; the rotating part is formed with a second engaging lug 421 near the mounting part.
the sliding ring is connected to the inner wall of the windward cylinder in a sliding manner; a plurality of sliding blocks 31 are formed on the periphery of the sliding ring at equal intervals; a plurality of connecting pins 32 which are distributed at equal intervals are fixedly connected to the inner wall of the sliding ring along the circumferential direction; one end of each sliding ring, which is close to the travelling wheels, is formed with first connecting lugs 33, the number of which is equal to that of the travelling wheels; the connecting pins and the first connecting lugs are staggered in the circumferential direction of the sliding ring; the connecting pins on the two sliding rings correspond to each other in pairs respectively, and the connecting line of the two corresponding connecting pins is parallel to the axis of the windward cylinder; and a long connecting rod 6 is fixedly connected between the two corresponding connecting pins.
A short connecting rod 7 is connected between the first connecting lug and the second connecting lug; the short connecting rod is hinged with the first connecting lug and the second connecting lug respectively.
A plurality of sliding grooves 113 for limiting the stroke of the sliding block are formed at two ends of the inner wall of the windward cylinder; two external threads 111 are formed at two ends of the outer wall of the windward cylinder respectively.
The end cover comprises a cover body 21 fixedly connected to the end part of the windward cylinder; an internal thread 211 in threaded connection with the external thread is formed on the inner wall of the cover body; when the wind-facing barrel rotates, the external thread and the internal thread are mutually screwed; an annular cover ring 212 for limiting the stroke of the other end of the sliding block is formed on the inner wall of the cover body; a plurality of scrapers 213 facing the cable are formed in the middle of the cover ring; a gap exists between the scraper and the cable. When the windward cylinder rotates, snow on the cable is scraped off by the scraper.
The outer end of each cover ring is provided with an annular contact end 22; a plurality of extension columns 23 are fixedly connected between the cover ring and the contact end; the outer end of the contact end is provided with a contact switch 221.
a linear motor 8 is fixedly arranged between the cover ring and the contact end on one end cover; and the output end of the linear motor is fixedly connected with the end part of one long connecting rod.
An induction coil 5 for generating induced electromotive force is arranged on the inner wall of the windward cylinder; the induction coil is wound on the annular iron core.
and a power supply and a control circuit board which are electrically connected are respectively arranged in the two contact ends.
The induction coil, the linear motor and each contact switch are electrically connected with the control circuit board. And the induced electromotive force generated by the induction coil is used for charging a power supply through the control circuit board.
the cable is sleeved on a cable when the cable is installed, each travelling wheel is wound on the periphery of the cable at the moment, the sliding ring drives the rotating part of each travelling wheel ~ rotate through the short connecting rod when sliding, when the sliding ring is at one end of a stroke, the included angle between each travelling wheel and the radial plane of the air-facing cylinder is-15 ~ -20 degrees, when the air-facing cylinder is under the action of wind force, the air-facing cylinder moves along one direction of the cable, when the air-facing cylinder moves ~ a telegraph pole, a contact switch at one end close ~ the telegraph pole is contacted with the telegraph pole and then fed back ~ the control circuit board ~ enable the linear motor ~ work, the long connecting rod drives the sliding ring ~ slide ~ the other end of the stroke, then the linear motor stops working, at the moment, the included angle between each travelling wheel and the radial plane of the air-facing cylinder is 15 ~ 20 degrees, when the air-facing cylinder rotates, the air-facing cylinder simultaneously moves in the opposite.
When snowing, snow on the concave surfaces of the fan blades is redundant with snow on the convex surfaces of the fan blades, so that the windward cylinder rotates and moves, the snow on the fan blades falls off in the rotating process, and meanwhile, the snow on the cable is scraped off in the moving process of the windward cylinder; when the wind acts on the fan, the rotation and the moving speed of the windward cylinder can be accelerated, and the snow removing efficiency is accelerated.
Because the invention can move on the cable, the scope of snow protection or snow removal is not limited to the length of the wind-receiving cylinder; and the distance between the telegraph poles or the wire towers is long, the curvature radius of the arc formed by bending the cable due to self weight is large, and therefore the influence of the bending of the cable on the windward cylinder can be ignored.
example 2
As shown in fig. 7, the present embodiment is different from embodiment 1 in that: a plurality of contact switches 221 which are arranged in parallel are equidistantly arranged at the outer end of the contact end; the outer end of the contact end is provided with an annular contact disc 25; a plurality of springs 24 are fixedly connected between the contact end and the contact plate.
Through setting up a plurality of contact switches, when the contact dish contacts the barrier, the contact dish extrusion contact switch makes linear electric motor work to change the moving direction of meeting the dryer.
the contact switch is indirectly triggered by the contact disc, so that the condition that the windward cylinder cannot continuously rotate due to the fact that a barrier cannot be effectively touched under a single contact switch or due to the protrusion of the contact switch is avoided.
example 3
the present embodiment is modified from embodiment 1 or embodiment 2 as follows: and each section of cable is fixedly connected with a plurality of limiting discs perpendicular to the cable, and the radius of each limiting disc is greater than the distance from the contact switch to the cable. For convenient installation, the limiting disc is divided into two half bodies which are fixedly connected on the cable.
The invention is respectively arranged on each section of cable divided by the limit disc, and when a contact switch on the end cover touches the limit disc, the moving direction of the wind-facing cylinder is changed; the snow removing device moves back and forth on each subsection of each cable to remove snow, and snow removing efficiency on the cables is improved.
Claims (3)
1. A cable snow removing device which characterized in that: the wind power generator comprises a wind-facing cylinder sleeved on a cable, two end covers fixedly arranged at two ends of the wind-facing cylinder, two annular sliding rings arranged at two ends of the inner wall of the wind-facing cylinder, and a plurality of long connecting rods connected between the two sliding rings;
The windward cylinder comprises a cylindrical cylinder body; two spiral fan blades are symmetrically formed on the outer wall of the cylinder; the sections of the two spiral fan blades form an S shape;
a plurality of mounting holes are respectively formed in the wall of the windward cylinder close to two ends of the windward cylinder at equal intervals along the circumferential direction of the windward cylinder; a travelling wheel facing to the cable is installed on each mounting hole; the travelling wheel comprises an installation part fixedly connected to the installation hole and a rotating part rotatably connected with the installation part; a second connecting lug is formed at the position, close to the mounting part, of the rotating part;
the sliding ring is connected to the inner wall of the windward cylinder in a sliding manner; a plurality of sliding blocks are formed on the periphery of the sliding ring at equal intervals; the inner wall of the sliding ring is fixedly connected with a plurality of connecting pins which are distributed at equal intervals along the circumferential direction; one end of each sliding ring, which is close to the travelling wheels, is formed with first connecting lugs, the number of which is equal to that of the travelling wheels; the connecting pins on the two sliding rings correspond to each other in pairs respectively, and the connecting line of the two corresponding connecting pins is parallel to the axis of the windward cylinder; a long connecting rod is fixedly connected between the two corresponding connecting pins;
a short connecting rod is connected between the first connecting lug and the second connecting lug; the short connecting rod is hinged with the first connecting lug and the second connecting lug respectively;
A plurality of sliding grooves used for limiting the stroke of the sliding block are formed at two ends of the inner wall of the windward cylinder; external threads are formed at two ends of the outer wall of the wind-facing barrel respectively;
The end cover comprises a cover body fixedly connected to the end part of the wind-facing barrel; an internal thread in threaded connection with the external thread is formed on the inner wall of the cover body; an annular cover ring for limiting the stroke of the other end of the sliding block is formed on the inner wall of the cover body; a plurality of scrapers facing the cable are formed in the middle of the cover ring;
The outer end of each cover ring is provided with an annular contact end; a plurality of extension columns are fixedly connected between the cover ring and the contact end; the outer end of the contact end is provided with a contact switch;
a linear motor is fixedly arranged between the cover ring and the contact end on one end cover; the output end of the linear motor is fixedly connected with the end part of one long connecting rod;
An induction coil for generating induced electromotive force is arranged on the inner wall of the wind-facing barrel;
A power supply and a control circuit board which are electrically connected are respectively arranged in the two contact ends;
The induction coil, the linear motor and each contact switch are electrically connected with the control circuit board.
2. A cable snow removing apparatus as claimed in claim 1, wherein: a plurality of contact switches arranged in parallel are equidistantly arranged at the outer end of the contact end; the outer end of the contact end is provided with an annular contact disc; and a plurality of springs are fixedly connected between the contact end and the contact disc.
3. A cable snow removing apparatus as claimed in claim 1, wherein: and each section of cable is fixedly connected with a plurality of limiting discs perpendicular to the cable, and the radius of each limiting disc is greater than the distance from the contact switch to the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711304017.6A CN107947088B (en) | 2017-12-11 | 2017-12-11 | Cable snow removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711304017.6A CN107947088B (en) | 2017-12-11 | 2017-12-11 | Cable snow removing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107947088A CN107947088A (en) | 2018-04-20 |
| CN107947088B true CN107947088B (en) | 2019-12-13 |
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ID=61945461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711304017.6A Active CN107947088B (en) | 2017-12-11 | 2017-12-11 | Cable snow removing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107947088B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203932928U (en) * | 2014-07-09 | 2014-11-05 | 山东科技大学 | Self-propelled cable cleans ice-breaking vehicle |
| CN205583609U (en) * | 2016-05-06 | 2016-09-14 | 国网山东省电力公司青岛市黄岛区供电公司 | A wind -force actuating mechanism for high -voltage line removes ice and snow |
| CN106058778A (en) * | 2016-08-10 | 2016-10-26 | 晋江市东亨工业设计有限公司 | Automatic deicer |
| CN106159864A (en) * | 2016-08-29 | 2016-11-23 | 国网山东省电力公司商河县供电公司 | Rotary type electric wire snow protection device |
-
2017
- 2017-12-11 CN CN201711304017.6A patent/CN107947088B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203932928U (en) * | 2014-07-09 | 2014-11-05 | 山东科技大学 | Self-propelled cable cleans ice-breaking vehicle |
| CN205583609U (en) * | 2016-05-06 | 2016-09-14 | 国网山东省电力公司青岛市黄岛区供电公司 | A wind -force actuating mechanism for high -voltage line removes ice and snow |
| CN106058778A (en) * | 2016-08-10 | 2016-10-26 | 晋江市东亨工业设计有限公司 | Automatic deicer |
| CN106159864A (en) * | 2016-08-29 | 2016-11-23 | 国网山东省电力公司商河县供电公司 | Rotary type electric wire snow protection device |
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| Publication number | Publication date |
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| CN107947088A (en) | 2018-04-20 |
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