CN209282719U - A kind of console mode wire tensioning device for transmission line of electricity - Google Patents
A kind of console mode wire tensioning device for transmission line of electricity Download PDFInfo
- Publication number
- CN209282719U CN209282719U CN201822165546.9U CN201822165546U CN209282719U CN 209282719 U CN209282719 U CN 209282719U CN 201822165546 U CN201822165546 U CN 201822165546U CN 209282719 U CN209282719 U CN 209282719U
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- pulley
- movable pulley
- driven movable
- fixed
- conducting wire
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Abstract
The utility model discloses a kind of console mode wire tensioning devices for transmission line of electricity, including running block and the fixed pulley being arranged on electric pole cross-arm, conducting wire is around above fixed pulley, the high settings such as the first driven movable pulley and the second driven movable pulley are below electric pole cross-arm, central axis is connected by connecting rod, traction rope is around first and second driven movable pulley lower section, both ends are connect with conducting wire respectively, the driven movable pulley of third is located at below first and second driven movable pulley, connecting rope is around the driven movable pulley lower section of third, the center axis connection at both ends and first and second driven movable pulley, active movable pulley is connected with the central axis of the driven movable pulley of third by connecting rod, drawstring bypasses the top of active movable pulley, on the fixture that one end fixes on the ground, the other end is free end.The utility model guides lateral conducting wire into ground by fixed pulley, may stand in ground and carries out stringing operation, allows four conducting wires stringing and uniform force simultaneously by running block.
Description
Technical field
The utility model relates to power construction apparatus fields, more particularly, to a kind of console mode stringing for transmission line of electricity
Device.
Background technique
The conducting wire for the overhead transmission line newly set up after the completion of laying, needs wire tensioning to carry out the arc sag of conducting wire
Adjustment, makes the arc sag distance of conducting wire reach standard.
Currently used method is to carry out retightening operation respectively to each conducting wire using cord holder, for example, Chinese special
Disclosed " a kind of power transmission and transformation line Multifunctional tightener ", notification number CN205543984U, including cord holder are solid on sharp document
Pulley is installed in fixed end and the first connector for being mounted on cord holder fixing end one end, the first connector side；Pulley side peace
The second fitting of load, and outer spanner is installed in second connector one end；Card slot is equipped with inside outer spanner；It is pulled in outer spanner one end installation
Hand, and interior spanner one end assembly wrench set；Cord holder unwrapping wire end is installed in first connector one end, and cord holder unwrapping wire end one end is pacified
Load line wirerope；Stringing wirerope one end is installed by gripper.
In such a way that manpower is by root stringing, construction personnel is needed to stand using tools such as climbers on utility poles to stringing
Device is operated, and when stringing suffers from the limitation of human body arm exhibition etc., and wire stringing operation is difficult to once complete, and when construction personnel is long
Between operated in high-altitude, be difficult to ensure safely.And existing Low-voltage Transmission, can be same in route usually using three-phase four-wire system
Tetra- cables of Shi Bushe, therefore need to operate four cables one by one when stringing, difference stringing, since construction personnel is on bar
The space of operation, operation is limited, and along with differing greatly for manual control stringing dynamics, therefore stringing quality is difficult to ensure, and four
The arc sag of root cable differs greatly, and conducting wire because wind-force effect is easy to cause the generation of swinging cross short circuit accident, has in use
Very big security risk.
Utility model content
The utility model is when carrying out stringing operation to conducting wire in the prior art to overcome, and construction personnel need to stand in electric wire
It is operated on bar, operating space is limited, and working efficiency is low, has larger security risk, and carry out one by one to four conducting wires tight
Line, stringing quality are difficult to ensure, the arc sag of four conducting wires is caused to differ greatly, and conducting wire is easy to happen swinging cross short circuit in use
Problem provides a kind of console mode wire tensioning device for transmission line of electricity, and construction personnel is made to may stand in progress stringing behaviour on ground
Make, safe and convenient, improve the safety of working efficiency and construction, and the arc sag of four conducting wires can be made to be consistent, avoids leading
Swinging cross short circuit occurs in use for line.
To achieve the goals above, the utility model uses following technical scheme:
A kind of console mode wire tensioning device for transmission line of electricity, including four equidistant point be arranged on electric pole cross-arm
The fixed pulley of cloth, and by four running blocks at running block, fixed pulley and movable pulley are equipped with pulley groove, four electric wires
It is downward in electric pole cross-arm to bypass four fixed pulley upper verticals respectively for lateral conducting wire one end on bar, and conducting wire is located at corresponding fixed sliding
In the pulley groove of wheel, the running block includes an active movable pulley and the first driven movable pulley, the second driven movable pulley, the
Three driven movable pulleys, traction rope, connecting rod, balance rope and drawstring, wherein the first driven movable pulley and the second driven movable pulley etc.
For high setting below electric pole cross-arm, the central axis of the first driven movable pulley and the second driven movable pulley is fixed by the connecting rod company
It connects, respectively around below first and second driven movable pulley and being located in pulley groove among two traction ropes, every traction rope
Both ends are connect with two conducting wires respectively, and the driven movable pulley of third is located at below first and second driven movable pulley, and balance rope is intermediate
Around below the driven movable pulley of third and in pulley groove, both ends connect with the central axis of first and second driven movable pulley respectively
It connects, active movable pulley is located at below the driven movable pulley of third, the center of the driven movable pulley of central axis and third of active movable pulley
Axis is fixed by the connecting rod connection, and the top of active movable pulley is bypassed among drawstring and is located in pulley groove, one end is fixed on ground
On fixture on face, the other end is free end.
Pass through four fixed pulleys, thus it is possible to vary into ground is guided lateral conducting wire in the direction of four conducting wires, and conducting wire is by leading
Messenger is connected with the running block that one end fixes on the ground, and active movable pulley is located at bottom in running block, central axis and
The central axis of the driven movable pulley of the third being located above is fixed by the connecting rod connection, allows the driven movable pulley of third with actively
Movable pulley moves together, and the distance between the driven movable pulley of third and active movable pulley are constant, and the driven movable pulley of third leads to again
First and second driven movable pulley of the high settings such as overbalance rope and top is connect, the central axis of first and second driven movable pulley
It is fixed by the connecting rod connection, change the distance between two driven movable pulleys will not, centre is driven around first and second
The distance between traction rope both ends of movable pulley will not change, to make four connected respectively with traction rope one end to lead
The distance between line will not change, and avoid winding between conducting wire.The driven movable pulley of third passes through balance rope and first
And the second driven movable pulley connection, move three driven movable pulleys with active movable pulley together, and can in motion process
To guarantee that four conducting wire sags are consistent by the stress condition of effect the first and second driven movable pulleys of adjustment of balance rope.When
When construction personnel station pulls downward on the free end of drawstring on the ground, active movable pulley moves downward under a stretching force, and three
Driven movable pulley moves downwardly together therewith, to pass through the traction wire saws that are wound on first and second driven movable pulley four
Root conducting wire moves downwardly together, makes four conducting wires while tensing, and construction personnel stands in terrestrial operation, and safe operation is convenient, and can
To carry out stringing to four conducting wires simultaneously, it is consistent the arc sag of four conducting wires, avoids conducting wire from occurring in use mixed
Line short circuit.
Preferably, fixed pulley and movable pulley are equipped with anticreep cable architecture, anticreep cable architecture includes two pieces and is arranged in pulley
The circular fixed plate of two sides, the center of fixed plate are equipped with the through-hole to match with the center shaft size of pulley, the center of pulley
Axis passes through the through-hole, and the inside of one of fixed plate, which is equipped with, prolongs circumferential equally distributed crosspiece, on the inside of another piece of fixed plate
Equipped with the groove to match with crosspiece, crosspiece top is located in groove and groove interference fit, the distance between two fixed plates
Match with the width of pulley groove, crosspiece is located at the outer edge of pulley.Anticreep cable architecture is set on fixed pulley and movable pulley, it can
To prevent from outside conducting wire, traction rope and balance rope abjection pulley groove, influencing stringing operation during stringing.It is solid by two pieces when use
Fixed board is individually placed to the two sides of pulley, and the central axis of pulley is made to pass through the through-hole in fixed plate, then will be in one piece of fixed plate
Crosspiece be directed at corresponding groove in another piece of fixed plate, firmly crosspiece top is pressed in corresponding recesses, at this time crosspiece
It is stuck in the outer edge of pulley, the distance between two fixed plates and the width of pulley groove match, and make to be located at leading in pulley groove
Line is not fallen out outside pulley groove under the barrier effect of crosspiece, is impacted to stringing operation.
Preferably, crosspiece ontology is cylindrical, top is greater than the spherical shape of crosspiece ontology in radius, makes crosspiece and groove
Cooperate stronger, is not easy to disconnect.
Preferably, fixed pulley is equipped with conducting wire location structure, conducting wire location structure includes being arranged to be located at outside at two
Fixed pulley on the outside of positioning plate, the locating rod parallel with electric pole cross-arm that is arranged between two positioning plates and vertical
Positioning sleeve corresponding with fixed pulley on the securing lever is set, and the internal diameter of positioning sleeve and the diameter of conducting wire match, positioning sleeve set
It is located at outside conducting wire, positioning plate one end is fixedly connected with the central axis of fixed pulley, and one end is fixedly connected with locating rod, and locating rod is located at
Below electric pole cross-arm.After conducting wire bypasses fixed pulley, be then passed through be fixed below electric pole cross-arm by locating rod and perpendicular to
The positioning sleeve of electric pole cross-arm setting, limits the direction of motion of four conducting wires and position all, ensure that in stringing process
In four conducting wires Movement consistency, be consistent the arc sag of four conducting wires preferably.
Preferably, connecting between conducting wire and traction rope by drawing head, make the attended operation between conducting wire and traction rope
It is convenient, it is connected firmly.
Therefore, the utility model has the following beneficial effects:
(1) four fixed pulleys are set on electric pole cross-arm, guide the conducting wire of four transverse directions into ground, conducting wire passes through traction
Rope is connected with the running block that one end fixes on the ground, and construction personnel station pulls running block by drawstring on the ground, i.e.,
Conducting wire can be tensed, construction personnel stands in terrestrial operation, and safe operation is convenient, improves working efficiency；
(2) the driven running block that running block is triangularly arranged by an active movable pulley and three is at movable pulley
Group can be used as it is whole moves downwardly together, thus make the traction wire saws being wound on the first and second driven movable pulleys four
Conducting wire moves together, and can be restricted by balance and adjust the stress condition of first and second driven movable pulley, makes four conducting wires
Arc sag is consistent；
(3) anticreep cable architecture is set on fixed pulley and movable pulley, makes the conducting wire being located in pulley groove in anticreep cable architecture
Barrier effect under do not fall out outside pulley groove, to stringing operation impact；
(4) conducting wire location structure is set on fixed pulley, limits the direction of motion of four conducting wires and position all, is protected
The Movement consistency for having demonstrate,proved four conducting wires during stringing is consistent the arc sag of four conducting wires preferably.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of anticreep cable architecture；
Fig. 3 is the side view of conducting wire location structure；
Fig. 4 is the structural schematic diagram of conducting wire location structure.
In figure: 1 electric pole, 2 electric pole cross-arms, 3 fixed pulleys, 4 active movable pulleys, the driven movable pulley of 5 thirds, 6
One driven movable pulley, 7 second driven movable pulleys, 8 conducting wires, 9 traction ropes, 10 connecting rods, 11 balance ropes, 12 drawstrings, 13
Fixed plate, 14 crosspieces, 15 pulley grooves, 16 positioning plates, 17 locating rods, 18 positioning sleeves, 19 central axises, 20 drawing heads,
21 fixtures.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing.
In embodiment as shown in Figures 1 to 4, a kind of console mode wire tensioning device for transmission line of electricity, including setting exist
Four on electric pole cross-arm 2 fixed pulleys 3 equidistantly distributed, and by four running blocks at running block, fixed pulley
It is equipped with pulley groove 15 with movable pulley, lateral 8 one end of conducting wire bypasses four fixed pulley upper verticals respectively on four electric poles
Downward in electric pole cross-arm, conducting wire is located in the pulley groove of corresponding fixed pulley, and running block includes an active movable pulley 4 and the
One driven movable pulley 5, the second driven movable pulley 6, the driven movable pulley 7 of third, traction rope 9, connecting rod 10, balance rope 11 and drawstring
12, wherein the high settings such as the first driven movable pulley and the second driven movable pulley are below electric pole cross-arm, the first driven movable pulley
Be fixed by the connecting rod connection with the central axis of the second driven movable pulley, among two traction ropes respectively around first and second from
Below dynamic movable pulley and it is located in pulley groove, the both ends of every traction rope pass through drawing head 20 respectively and connect with two conducting wires, the
Three driven movable pulleys are located at below first and second driven movable pulley, and balance rope is intermediate around below the driven movable pulley of third and position
In in pulley groove, respectively with the center axis connection of first and second driven movable pulley, it is driven that active movable pulley is located at third at both ends
Below movable pulley, the central axis of the driven movable pulley of central axis and third of active movable pulley is fixed by the connecting rod connection, drawstring
Centre bypasses the top of active movable pulley and is located in pulley groove, and on the fixture 21 that one end fixes on the ground, the other end is
Free end.
After the conducting wire of four transverse directions bypasses fixed pulley, direction becomes perpendicular to ground downwards, and conducting wire passes through traction rope and one
The running block connection fixed on the ground is held, running block is in triangle positioned at the active movable pulley of bottom and three by one
Shape arrangement driven running block at, the central axis of active movable pulley and the driven movable pulley of third is fixed by the connecting rod connection,
The center axis connection that the driven movable pulley of third is restricted by balance with first and second driven movable pulleys of high settings such as tops, first
It is fixed by the connecting rod connection with the central axis of the second driven movable pulley, so that running block is become an entirety and transports downwardly together
It is dynamic, thus make the traction wire saws being wound on the first and second driven movable pulleys four conducting wires move together, and can pass through
Balance rope adjusts the stress condition of first and second driven movable pulley during stringing, guarantees that the arc sag of four conducting wires is consistent.
Construction personnel station pulls downward on the free end of drawstring on the ground when stringing, active movable pulley under a stretching force to
Lower movement, three driven movable pulleys move downwardly together therewith, thus by being wound on leading on first and second driven movable pulley
Messenger draws four conducting wires and moves downwardly together, makes four conducting wires while tensing, and construction personnel station is in terrestrial operation, operation peace
It is complete convenient, and stringing can be carried out to four conducting wires simultaneously, it ensure that the arc sag of four conducting wires is consistent by running block,
Avoid conducting wire that swinging cross short circuit occurs in use.
Preferably, fixed pulley and movable pulley are equipped with anticreep cable architecture, as shown in Fig. 2, anticreep cable architecture includes
Two pieces of circular fixed plates 13 for being arranged in pulley two sides, the center of fixed plate, which is equipped with, to match with the center shaft size of pulley
Through-hole, the central axis of pulley pass through through-hole, and the inside of one of fixed plate, which is equipped with, prolongs circumferential equally distributed four crosspieces 14,
Crosspiece ontology is cylindrical, and top is greater than the spherical shape of crosspiece ontology in radius, is equipped with and crosspiece phase on the inside of another piece of fixed plate
The groove matched, crosspiece top is located in groove and groove interference fit, the width of the distance between two fixed plates and pulley groove
Match, crosspiece is located at the outer edge of pulley.
Two fixed plates are individually placed to the two sides of pulley, and it is logical in fixed plate to pass through the central axis of pulley when use
Then crosspiece in one piece of fixed plate is directed at corresponding groove in another piece of fixed plate, crosspiece top is firmly pressed in phase by hole
It answers in groove, crosspiece is stuck in the outer edge of pulley, the width phase of the distance between two fixed plates and pulley groove at this time
Match, do not fall out the conducting wire being located in pulley groove outside pulley groove under the barrier effect of crosspiece, stringing operation is impacted.
Preferably, conducting wire location structure is additionally provided on fixed pulley, as shown in Figure 3 and Figure 4, conducting wire location structure packet
Include be arranged in two be located at outside fixed pulley on the outside of positioning plate 16, be arranged between two positioning plates with electric pole cross-arm
Parallel locating rod 17 and be vertically arranged positioning sleeve 18 corresponding with fixed pulley on the securing lever, the internal diameter of positioning sleeve with
The diameter of conducting wire matches, and positioning sleeve is set in outside conducting wire, and positioning plate one end is fixedly connected with the central axis 19 of fixed pulley, one end
It is fixedly connected with locating rod, locating rod is located at below electric pole cross-arm.After conducting wire bypasses fixed pulley, it is then passed through solid by locating rod
It is scheduled below electric pole cross-arm and perpendicular to the positioning sleeve of electric pole cross-arm setting, the direction of motion for making four conducting wires and position are all
It is limited, ensure that the Movement consistency of four conducting wires during stringing, the arc sag of four conducting wires is made preferably to keep one
It causes.
Claims (5)
1. a kind of console mode wire tensioning device for transmission line of electricity, characterized in that including be arranged on electric pole cross-arm (2) four
A fixed pulley (3) equidistantly distributed, and by four running blocks at running block, set on the fixed pulley and movable pulley
Have pulley groove (15), lateral conducting wire (8) one end bypasses four fixed pulley upper verticals in electric pole respectively on four electric poles
Cross-arm is downward, and conducting wire is located in the pulley groove of corresponding fixed pulley, and the running block includes an active movable pulley (4) and first
Driven movable pulley (5), the second driven movable pulley (6), the driven movable pulley of third (7), traction rope (9), connecting rod (10), balance rope
(11) and drawstring (12), wherein the high settings such as the first driven movable pulley and the second driven movable pulley are below electric pole cross-arm,
The central axis of one driven movable pulley and the second driven movable pulley is fixed by the connecting rod connection, bypasses respectively among two traction ropes
Below first and second driven movable pulley and it is located in pulley groove, the both ends of every traction rope are connect with two conducting wires respectively, the
Three driven movable pulleys are located at below first and second driven movable pulley, and balance rope is intermediate around below the driven movable pulley of third and position
In in pulley groove, respectively with the center axis connection of first and second driven movable pulley, the active movable pulley is located at third at both ends
Below driven movable pulley, the central axis of the driven movable pulley of central axis and third of active movable pulley is fixed by the connecting rod connection,
Around the top of active movable pulley and in pulley groove among drawstring, on the fixture (21) that one end fixes on the ground, separately
One end is free end.
2. a kind of console mode wire tensioning device for transmission line of electricity according to claim 1, characterized in that the fixed pulley
It is equipped with anticreep cable architecture with movable pulley, the anticreep cable architecture includes two pieces of circular fixed plates that pulley two sides are arranged in
(13), the center of the fixed plate is equipped with the through-hole to match with the center shaft size of pulley, and the central axis of pulley passes through described
Through-hole, the inside of one of fixed plate, which is equipped with, prolongs circumferential equally distributed crosspiece (14), be equipped on the inside of another piece of fixed plate with
The groove that crosspiece matches, the crosspiece top be located in groove and groove interference fit, the distance between two fixed plates with
The width of pulley groove matches, and the crosspiece is located at the outer edge of pulley.
3. a kind of console mode wire tensioning device for transmission line of electricity according to claim 2, characterized in that the crosspiece sheet
Body is cylindrical, and top is greater than the spherical shape of crosspiece ontology in radius.
4. a kind of console mode wire tensioning device for transmission line of electricity according to claim 1, characterized in that the fixed pulley
It is equipped with conducting wire location structure, the conducting wire location structure includes the positioning plate being arranged on the outside of the fixed pulley that two are located at outside
(16), the locating rod (17) parallel with electric pole cross-arm between two positioning plates is set and is vertically set on locating rod
On positioning sleeve (18) corresponding with fixed pulley, the internal diameter of the positioning sleeve and the diameter of conducting wire match, and positioning sleeve is set in
Outside conducting wire, described positioning plate one end is fixedly connected with the central axis of fixed pulley, and one end is fixedly connected with locating rod, the locating rod
Below electric pole cross-arm.
5. a kind of console mode wire tensioning device for transmission line of electricity according to claim 1, characterized in that the conducting wire and
It is connected between traction rope by drawing head (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165546.9U CN209282719U (en) | 2018-12-21 | 2018-12-21 | A kind of console mode wire tensioning device for transmission line of electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165546.9U CN209282719U (en) | 2018-12-21 | 2018-12-21 | A kind of console mode wire tensioning device for transmission line of electricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209282719U true CN209282719U (en) | 2019-08-20 |
Family
ID=67612427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822165546.9U Active CN209282719U (en) | 2018-12-21 | 2018-12-21 | A kind of console mode wire tensioning device for transmission line of electricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209282719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436434A (en) * | 2020-11-07 | 2021-03-02 | 国网山东省电力公司烟台供电公司 | Electric power construction tensioner bullwheel |
-
2018
- 2018-12-21 CN CN201822165546.9U patent/CN209282719U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436434A (en) * | 2020-11-07 | 2021-03-02 | 国网山东省电力公司烟台供电公司 | Electric power construction tensioner bullwheel |
| CN112436434B (en) * | 2020-11-07 | 2022-06-24 | 国网山东省电力公司烟台供电公司 | Electric power construction tensioner bullwheel |
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