CN110299682A - A kind of light instrument adjusting conducting wire sag - Google Patents
A kind of light instrument adjusting conducting wire sag Download PDFInfo
- Publication number
- CN110299682A CN110299682A CN201910648351.6A CN201910648351A CN110299682A CN 110299682 A CN110299682 A CN 110299682A CN 201910648351 A CN201910648351 A CN 201910648351A CN 110299682 A CN110299682 A CN 110299682A
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- China
- Prior art keywords
- lead screw
- connecting plate
- side fixture
- connection
- dextrorotation
- Prior art date
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- Pending
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 230000002441 reversible effect Effects 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation 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
- 239000012211 strain insulator Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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
-
- 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
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
A kind of light instrument adjusting conducting wire sag, it is related to transmission line of electricity O&M, service technique field, its structure are as follows: be provided with reversible ratcheting tool in connection connection side fixture silk cylinder outer circle, connection connection side fixture silk cylinder both ends are respectively arranged with levogyrate inner thread and dextrorotation internal screw thread, and it is connected separately with left-handed lead screw and dextrorotation lead screw, it is left, the other end of dextrorotation lead screw is connected with connecting plate A, yoke plate side fixture top and bottom are connect with connecting plate A, U-shaped card slot is equipped among the fixture of yoke plate side, steel anchor clamp tool upper end is connect with connecting plate A, steel anchor clamp tool lower end is connected with connecting plate B, connecting plate B is threadedly coupled by dextrorotation lead screw with connection side fixture silk cylinder is connect.Beneficial effects of the present invention: making to adjust conducting wire sag operation can complete in route electrification, and number is overhauled in less line outage during transmission line of electricity O&M, repairing, it is ensured that the reliability of power supply.The light instrument light weight, easy to use, personnel needed for operation greatly reduce, and improve service work efficiency.
Description
Technical field
The present invention relates to transmission line of electricity O&Ms, service technique field, more particularly to a kind of the simple of adjustment conducting wire sag
Tool.
Background technique
In previous transmission line of electricity O&M, maintenance and the new route course of receiving, it is unqualified conducting wire sag easily occur,
Beyond design standard, (lead, design tolerance is not to be exceeded in ground wire arc sag: 110kV and following route are+6.0%, -2.5%；
220kV and Above Transmission Lines are+3.0%, -2.5%) specified value.Conducting wire sag is excessive, will make route minimum point and ground or is intersected
It is unsatisfactory for design requirement across object safe distance, phase fault easily occurs under wind effect；Conducting wire sag is too small, strain section two
It holds strain insulator tension rod tower stress to increase, in the case where the lowest temperature, icing, the generation of broken string, the accident of falling tower easily occurs.Currently,
Overhead transmission line strain rod tower insulator chain fitting is configured with adjustment plate, for adjusting conducting wire sag, but due to not special
It with tool, can only be carried out under line outage, and during adjustment, Work tool is heavy, and required personnel are more.Now develop one kind
The light instrument of conducting wire sag is adjusted, adjustment plate can be adjusted when route charges, have reached the mesh of adjustment conducting wire sag
's.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of light instrument for adjusting conducting wire sag, knots
Structure are as follows: connection connection is provided with reversible ratcheting tool (4) on side fixture silk cylinder (3) outer circle centre, connection connection side fixture silk cylinder (3) two
End is respectively arranged with levogyrate inner thread and dextrorotation internal screw thread, and levogyrate inner thread is connected with left-handed lead screw (5), the connection of dextrorotation internal screw thread
Have dextrorotation lead screw (6), the other end of left-handed lead screw (5) and dextrorotation lead screw (6) has been respectively fixedly connected with connecting plate A (7), connecting plate A (7)
For U-clamp, and circular hole is provided on two faces of U-clamp, the both ends of yoke plate side fixture (1) are equipped with circular hole, yoke plate side fixture
(1) blending bolt B (17) connection in the U-clamp of connecting plate A (7) is inserted into upper end, is provided among the right side of yoke plate side fixture (1)
The lower end of U-shaped card slot (8), yoke plate side fixture (1) is consistent with upper end, is symmetrically connected with connecting plate A (7), left-handed lead screw (5) and connection
Join side fixture silk cylinder (3), the upper end of steel anchor clamp tool (2) is provided with circular hole, and steel anchor clamp has upper end insertion dextrorotation lead screw (6) end of (2)
Blending bolt B (17) connection in the U-clamp of the connecting plate A (7) of head, it is a tuning fork shape that steel anchor clamp, which has (2), and middle part and end are provided with
Through-hole is equipped with bolt A(15 in middle through-hole), connecting plate B (16) is inserted into end blending bolt B (17) connection of steel anchor clamp tool (2),
Connecting plate B (16) is fixedly connected with dextrorotation lead screw (6), and dextrorotation lead screw (6) is threadedly coupled with connection side fixture silk cylinder (3) is connect.It is described
Yoke plate side fixture (1), steel anchor clamp tool (2) and two connection connection side fixture silk cylinder (3), left-handed lead screw (5) and dextrorotation lead screw (6) are enclosed
At a quadrangle.
Application method of the invention: in use, high altitude operation personnel break steel anchor clamp tool lower part with the bolt B at connecting plate B
It opens, triangle connecting plate is stuck in the U-shaped card slot on the fixture of yoke plate side, by steel anchor clamp at steel anchor clamp tool, steel anchor clamp is had into lower part
It is tightened with bolt B at connecting plate B, tightens two sides connection connection side fixture silk cylinder up and down, adjust the screwhole position in adjustment plate, make conducting wire
Arc sag reaches in prescribed limit.
1, the yoke plate side fixture of conducting wire sag light instrument is adjusted, front end card slot can closely block triangle connecting plate,
The purpose of fixed yoke plate side fixture is had reached, it is easy for installation, it will not shift after stress, slide race；
2, adjustment conducting wire sag light instrument steel anchor clamp tool can penetrate the steel anchor of hydraulic strain clamp, the intermediate spiral shell of steel anchor clamp tool
Bolt is fixed in steel anchor annulus；
The beneficial effects of the present invention are: the development of adjustment conducting wire sag light instrument makes to adjust conducting wire sag operation in route
It can be completed in the case of electrification, number is overhauled in less line outage during transmission line of electricity O&M, repairing, it is ensured that supply
The reliability of electricity.The adjustment conducting wire sag light instrument light weight, intensity are big, structure simplifies, is easy to use, and reliability is good,
Personnel needed for operation greatly reduce, and improve service work efficiency, are used without training, later period Maintenance free.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is the top view of Fig. 1；
In figure: 1, yoke plate side fixture；2, steel anchor clamp has；3, connection connection side fixture silk cylinder；4, reversible ratcheting tool；5, left-handed silk
Thick stick；6, dextrorotation lead screw；7, connecting plate A；8, U-shaped card slot；9, triangle connecting plate；10, U-shaped connector；11, adjustment plate；12, screw hole；13,
U-loop；14, steel anchor；15, bolt A；16, connecting plate B；17, bolt B；18, conducting wire；19, line.
Specific embodiment
Embodiment 1, as Figure 1-Figure 4, the present invention provide a kind of light instrument for adjusting conducting wire sag, structure are as follows:
Connection connection is provided with reversible ratcheting tool (4) on side fixture silk cylinder (3) outer circle centre, connection connection side fixture silk cylinder (3) both ends point
It is not provided with levogyrate inner thread and dextrorotation internal screw thread, levogyrate inner thread is connected with left-handed lead screw (5), and dextrorotation internal screw thread is connected with the right side
It revolves lead screw (6), the other end of left-handed lead screw (5) and dextrorotation lead screw (6) has been respectively fixedly connected with connecting plate A (7), and connecting plate A (7) is U
Clevis, and circular hole is provided on two faces of U-clamp, the both ends of yoke plate side fixture (1) are equipped with circular hole, yoke plate side fixture (1)
Upper end insertion connecting plate A (7) U-clamp in blending bolt B (17) connection, be provided with U-shaped among the right side of yoke plate side fixture (1)
The lower end of card slot (8), yoke plate side fixture (1) is consistent with upper end, is symmetrically connected with connecting plate A (7), left-handed lead screw (5) and connection connection
Side fixture silk cylinder (3), the upper end of steel anchor clamp tool (2) are provided with circular hole, and dextrorotation lead screw (6) end is inserted into the upper end that steel anchor clamp has (2)
Connecting plate A (7) U-clamp in blending bolt B (17) connection, steel anchor clamp have (2) be a tuning fork shape, middle part and end be provided with it is logical
Hole is equipped with bolt A(15 in middle through-hole), connecting plate B (16) is inserted into end blending bolt B (17) connection of steel anchor clamp tool (2), company
Plate B (16) is fixedly connected with dextrorotation lead screw (6), and dextrorotation lead screw (6) is threadedly coupled with connection side fixture silk cylinder (3) is connect.It is described
Plate side fixture (1), steel anchor clamp tool (2) and two connection connection side fixture silk cylinder (3), left-handed lead screw (5) and dextrorotation lead screw (6) surround
One quadrangle.
The several modifications and improvements made for design of the invention all belong to the scope of protection of the present invention.
Claims (2)
1. a kind of light instrument for adjusting conducting wire sag, it is characterised in that: be arranged among connection connection side fixture silk cylinder (3) outer circle
Have reversible ratcheting tool (4), connection connection side fixture silk cylinder (3) both ends are respectively arranged with levogyrate inner thread and dextrorotation internal screw thread, left
Medial rotation is threaded with left-handed lead screw (5), and dextrorotation internal screw thread is connected with dextrorotation lead screw (6), left-handed lead screw (5) and dextrorotation lead screw
(6) the other end has been respectively fixedly connected with connecting plate A (7), and connecting plate A (7) is U-clamp, and is provided with circle on two faces of U-clamp
Hole, the both ends of yoke plate side fixture (1) are equipped with circular hole, and the U-clamp of upper end insertion connecting plate A (7) of yoke plate side fixture (1) is interior and uses spiral shell
Bolt B (17) connection is provided with U-shaped card slot (8) among the right side of yoke plate side fixture (1), the lower end and upper end of yoke plate side fixture (1)
Unanimously, it is symmetrically connected with connecting plate A (7), left-handed lead screw (5) and connection connection side fixture silk cylinder (3), the upper end of steel anchor clamp tool (2) is opened
There is circular hole, steel anchor clamp has blending bolt B (17) in the U-clamp of the connecting plate A (7) of upper end insertion dextrorotation lead screw (6) end of (2) and connects
Connect, it is a tuning fork shape that steel anchor clamp, which has (2), and middle part and end are provided with through-hole, are equipped with bolt A(15 in middle through-hole), connecting plate B
(16) end blending bolt B (17) connection of insertion steel anchor clamp tool (2), connecting plate B (16) are fixedly connected with dextrorotation lead screw (6), right
Rotation lead screw (6) is threadedly coupled with connection side fixture silk cylinder (3) is connect.
2. a kind of light instrument for adjusting conducting wire sag according to claim 1, it is characterised in that: yoke plate side fixture
(1), steel anchor clamp tool (2) and two connection connection side fixture silk cylinder (3), left-handed lead screw (5) and dextrorotation lead screw (6) surround four sides
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910648351.6A CN110299682A (en) | 2019-07-18 | 2019-07-18 | A kind of light instrument adjusting conducting wire sag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910648351.6A CN110299682A (en) | 2019-07-18 | 2019-07-18 | A kind of light instrument adjusting conducting wire sag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110299682A true CN110299682A (en) | 2019-10-01 |
Family
ID=68031305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910648351.6A Pending CN110299682A (en) | 2019-07-18 | 2019-07-18 | A kind of light instrument adjusting conducting wire sag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110299682A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134237A (en) * | 2020-08-19 | 2020-12-25 | 成都理工大学 | Overhead ground wire icing sag eliminating device |
| CN112134239A (en) * | 2020-08-19 | 2020-12-25 | 成都理工大学 | Overhead ground wire icing sag eliminating device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915782A (en) * | 2014-03-28 | 2014-07-09 | 国家电网公司 | Power transmission line bundled connector sag adjustment tool |
| CN204361575U (en) * | 2015-02-12 | 2015-05-27 | 中国南方电网有限责任公司超高压输电公司百色局 | 500 KV transmission line simply connected suspension insulator conductor wire end jigs |
| CN108565774A (en) * | 2018-05-09 | 2018-09-21 | 国网山东省电力公司临沂供电公司 | A kind of conducting wire centre tightening device |
| CN210053105U (en) * | 2019-07-18 | 2020-02-11 | 国网青海省电力公司海东供电公司 | Simple tool for adjusting lead sag |
-
2019
- 2019-07-18 CN CN201910648351.6A patent/CN110299682A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915782A (en) * | 2014-03-28 | 2014-07-09 | 国家电网公司 | Power transmission line bundled connector sag adjustment tool |
| CN204361575U (en) * | 2015-02-12 | 2015-05-27 | 中国南方电网有限责任公司超高压输电公司百色局 | 500 KV transmission line simply connected suspension insulator conductor wire end jigs |
| CN108565774A (en) * | 2018-05-09 | 2018-09-21 | 国网山东省电力公司临沂供电公司 | A kind of conducting wire centre tightening device |
| CN210053105U (en) * | 2019-07-18 | 2020-02-11 | 国网青海省电力公司海东供电公司 | Simple tool for adjusting lead sag |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134237A (en) * | 2020-08-19 | 2020-12-25 | 成都理工大学 | Overhead ground wire icing sag eliminating device |
| CN112134239A (en) * | 2020-08-19 | 2020-12-25 | 成都理工大学 | Overhead ground wire icing sag eliminating device and method |
| CN112134239B (en) * | 2020-08-19 | 2021-11-26 | 成都理工大学 | Overhead ground wire icing sag eliminating device and method |
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