CN106207872B - Controllable type cable radian adjusting apparatus - Google Patents
Controllable type cable radian adjusting apparatus Download PDFInfo
- Publication number
- CN106207872B CN106207872B CN201610751844.9A CN201610751844A CN106207872B CN 106207872 B CN106207872 B CN 106207872B CN 201610751844 A CN201610751844 A CN 201610751844A CN 106207872 B CN106207872 B CN 106207872B
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- Prior art keywords
- pulley
- adjusting apparatus
- controllable type
- type cable
- transverse slat
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 241000669069 Chrysomphalus aonidum Species 0.000 claims description 11
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000009423 ventilation 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
- 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
Abstract
The present invention gives a kind of controllable type cable radian adjusting apparatus, the controllable type cable radian adjusting apparatus includes integral support, first pulley and adjustment mechanism, integral support includes transverse slat, one slotted hole is set on transverse slat, two first pulleys are oppositely arranged on transverse slat both ends respectively, and first pulley can be rotated freely, adjustment mechanism includes second pulley and pull bar, in one end of pull bar, one U-shaped fork is set, second pulley is arranged in U-shaped fork, and second pulley can be rotated freely, adjustment mechanism is arranged on transverse slat, and pull bar is nested with slotted hole.When using of the invention, cable is clamped in two between first pulley and second pulley, tension to cable can be realized by adjusting the relative distance between second pulley and two first pulleys or loosened, so that cable all has suitable rate of tension in summer or winter, extend its service life.
Description
Technical field
The present invention relates to remote power conveying circuit adjustment and maintenance technical field, more particularly to a kind of controllable type cable radian
Adjusting apparatus.
Background technology
In power Transmission, electric pole is usually utilized to set up power cable, especially in remote rural area, between village and village
Power Transmission almost all is set up using electric pole.Because power cable has the effect expanded with heat and contract with cold, in summer high temperature, electric power
Cable is affected by the high temperature to be expanded, and in the winter time during low temperature, power cable is influenceed to tighten by low temperature.When power cable needs
During across a traffic aisle, if the sagging mistake of power cable be at most possible to influence some large scale equipments by if by electric power electricity
Cable is drawn somewhat tight, it is possible to which in the winter time, tension phenomenon can occur for power cable, and had a strong impact on power cable uses the longevity
Life.
The content of the invention
, can be with season using the device it is an object of the invention to provide a kind of controllable type cable radian adjusting apparatus
Change adjust the rate of tension of the power cable between electric pole, so as to extending the service life of power cable.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of controllable type cable radian adjusting apparatus, should
Controllable type cable radian adjusting apparatus includes integral support, first pulley and adjustment mechanism, and the integral support includes transverse slat,
One slotted hole is set on the transverse slat, and two first pulleys are oppositely arranged on the transverse slat both ends, and described first respectively
Pulley can be rotated freely, and the adjustment mechanism includes second pulley and pull bar, and a U-shaped fork is set in one end of the pull bar,
The second pulley is arranged in the U-shaped fork, and the second pulley can be rotated freely, and the adjustment mechanism is arranged on institute
State on transverse slat, and the pull bar is nested with the slotted hole.
Preferably, the pull bar is a threaded rod, and the adjustment mechanism also includes two nuts, and two nuts cover
Put on the pull bar, and the transverse slat is between two nuts.
Preferably, the adjustment mechanism also includes a lever, one end of the lever in hinged way with the pull bar
One end is connected, and the other end of the lever by a hinge on lever dolly, with the lever fix by the bearing pin
It is connected, the lever dolly is fixedly installed on the transverse slat, a ratchet is set in one end of the bearing pin, in the lever branch
One ratchet being engaged with the ratchet is set on frame.
Preferably, it is provided with the circumferential edge of the outer face of the first pulley along first pulley circumferencial direction and uniformly divides
The circular scale of cloth.
Further, several ventilations for running through first pulley both ends of the surface are provided with the outer face of the first pulley
Hole.
Further, several are provided with the outer face of the second pulley through the logical of second pulley both ends of the surface
Air holes.
Preferably, an anti-falling mechanism is set in the first pulley, the anti-falling mechanism includes two risers and a roller,
Two risers, which are relatively fixed, is arranged on the first pulley both sides, and the roller is hinged between two risers and rolled
Wheel is relative with the groove in the first pulley.
The beneficial effects of the invention are as follows：
1st, the present invention is simple in construction, easy to operate, and single power cable is clamped directly at into two first cunnings when in use
The fixation of the present invention can be realized between wheel and second pulley, by adjusting the relative position between second pulley and first pulley
The adjustment of power cable rate of tension can be realized, so that power cable has suitable tensioning with the change of seasonal temperature
Degree, extends power cable service life；First pulley is less as power cable shrinks or loosens and rotates during adjustment
Abrasion of the pulley to power cable.
2nd, using the circular scale set on the outer face of first pulley, measurement power cable is can easily achieve the 3rd
The length tightened up or loosened in the presence of pulley, concrete principle are：Circular scale in first pulley is the circle of first pulley
Zhou Changdu, before power cable is adjusted, look first at now that contact position is corresponding between power cable and two first pulleys
Circular scale, when adjusting power cable, power cable can be moved so as to drive two first pulleys to rotate, and work as tune
It is whole complete and then see between lower power cable and two first pulleys the corresponding circular scale of contact position, by the quarter before adjustment
Spend compared with the scale after adjustment, the distance that power cable moves at a first pulley can be calculated, finally by electricity
The distance that power cable moves at two first pulleys is added, and can draw power cable receipts total between two first pulleys
The length for contracting or loosening, it can calculate the power cable of certain length at a certain temperature linear using rising-heat contracting-cold principle and stretch
Contracting length, so as to according to the result of calculation of rising-heat contracting-cold come loosening or stretch by adjustment power cable of the invention corresponding
Contracting length.
3rd, be both provided with air vent in first pulley and second pulley, air vent set can not only alleviator it is whole
Body weight, while itself suffered resistance can be reduced under windy conditions, so as to which smaller power cable is being mounted with the present invention
Wind-force suffered under windy conditions afterwards.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Part preferred embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is overall structure diagram of the present invention using the first specific embodiment of adjustment mechanism；
Fig. 2 is overall structure diagram of the present invention using second of specific embodiment of adjustment mechanism；
Fig. 3 is the front view of the first specific embodiment of first pulley；
Fig. 4 is the front view of second of specific embodiment of first pulley；
Fig. 5 is the front view of second pulley；
Fig. 6 is anti-falling mechanism overall structure diagram；
Fig. 7 is enlarged drawing at A in Fig. 2；
Fig. 8 is the application state schematic diagram of the present invention；
In figure：1 integral support, 11 transverse slats, 111 slotted holes, 2 first pulleys, 21 scale marks, 22 air vents, 3 second are slided
Wheel, 31 air vents, 41 pull bars, 411U types fork, 42 nuts, 43 levers, 431 bearing pins, 432 ratchets, 433 ratchets, 44 lever dollies,
5 anti-falling mechanisms, 51 risers, 52 roller bearings, 6 power cables.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing 1-8, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only a part of preferred embodiment of the present invention, rather than whole embodiments.
Those skilled in the art can do similar deformation in the case of without prejudice to intension of the present invention, therefore the present invention is not by described below
Specific embodiment limitation.
The invention provides a kind of controllable type cable radian adjusting apparatus, the controllable type cable radian adjusting apparatus bag
Integral support 1, first pulley 1 and adjustment mechanism are included, the integral support includes transverse slat 11, and a length is set on the transverse slat 11
Circular hole 111, two first pulleys 2 are oppositely arranged on the both ends of transverse slat 11 (as shown in Figure 1) respectively, and described first slides
Wheel 2 can be rotated freely, and the fixed form of first pulley 2 is conventional technology in the art, here, for first pulley
2 fixed form is no longer described in detail.The adjustment mechanism includes second pulley 3 and pull bar 41, in the pull bar 41
One end sets a U-shaped fork 411, and the second pulley 3 is arranged in the U-shaped fork 411, and the second pulley 3 can be free
Rotate, the fixed form of second pulley 3 is similarly conventional technical means in the art, here, being no longer described in detail, the tune
Complete machine structure is arranged on the transverse slat 11, and the pull bar 41 is nested with the slotted hole 111.
The effect of adjusting apparatus in the present invention mainly play can adjust second pulley 3 and two first pulleys 2 it
Between overlying relation in vertical direction, it is preferred in this specific embodiment to adjust with reference to the erection condition of power cable
Two kinds of specific embodiments of engagement positions, the first specific embodiment of adjusting apparatus are：The pull bar 41 is a threaded rod, described
Adjustment mechanism also includes two nuts 42, and two nuts 42 are nested with the pull bar 41, and the transverse slat 11 is located at
, can be by loosening two nuts when needing to adjust the position of second pulley 3 between two nuts 42 (as shown in Figure 1)
42 carry out adjusting yoke 41, so as to realize the position of regulation second pulley 3；To improve the speed of adjustment second pulley 3, here, setting
Second of specific embodiment of adjustment mechanism is counted：The adjustment mechanism also includes a lever 43 (as shown in Figure 2), the lever
The one end of 43 one end in hinged way with the pull bar 41 is connected, and the other end of the lever 43 is cut with scissors by a bearing pin 431
It is connected on lever dolly 44, the bearing pin 431 is fixedly linked with the lever 43, and the lever dolly 44 is fixedly installed on described
On transverse slat 11, one ratchet 432 is set in one end of the bearing pin 431, one and the ratchet are set on the lever dolly 44
432 ratchets 433 being engaged, when needing to adjust the position of second pulley 3, sleeve is nested with the rear end of lever 43, can
Adjustment pull bar 41 is easily realized, ratchet 432 and ratchet 433 can effectively limit the return of lever 43.
Power cable is usually what is be made up of together bundles of conductive wire stranding, can be substantially by its rule of expanding with heat and contract with cold
Determine the power cable of certain length at a certain temperature its shrink or extended length, when the electric power electricity that certain length is determined
Cable contraction at a certain temperature or extended length, we can adjust out power cable at a certain temperature most suitable
Rate of tension.When power cable rate of tension is adjusted using the present apparatus, for ease of reading power cable in two first pulleys 2
Between contraction or extension length, here, be provided with the circumferential edge of the outer face of the first pulley 2 along first slide
The equally distributed circular scale 21 (as shown in Figure 3) of 2 circumferencial directions is taken turns, the flexible of power cable 6 is read according to circular scale 21
The principle of length is：Circular scale 21 in first pulley 2 is the circumferential length of first pulley 2, before power cable is adjusted,
Look first at now, the corresponding circular scale of contact position between power cable 6 and two first pulleys 2, when adjustment power cable
When, power cable can be moved so as to drive two first pulleys 2 to rotate, when having adjusted and then seen lower electric power electricity
The corresponding circular scale of contact position between cable and two first pulleys 2, by the scale before adjustment compared with the scale after adjustment
Compared with, the distance that power cable 6 moves at a first pulley 2 can be calculated, finally by power cable two first cunning
Take turns the distance moved at 2 to be added, the contraction total between two first pulleys of power cable 6 or the length loosened can be drawn,
Can calculate the linear extendible length of the power cable of certain length at a certain temperature using rising-heat contracting-cold principle, so as to according to
According to the result of calculation of rising-heat contracting-cold come by adjustment power cable 6 of the invention corresponding loosen or collapsing length.
Further, to reduce the wind-force that first pulley 2 and second pulley 3 are subject under windy conditions, here, first
Several air vents 22 (as shown in Figure 4) for running through first pulley both ends of the surface are provided with the outer face of pulley 2, described second
Several air vents 31 (as shown in Figure 5) for running through second pulley both ends of the surface are provided with the outer face of pulley 3.The present invention's makes
With state as shown in figure 8, its power cable 6 is located at the stent outer of first pulley 2 and fixed first pulley 2, to prevent electric power
Cable 6 departs from the groove of first pulley 2 when occurring unexpected, here, setting an anti-falling mechanism 5 in the first pulley 2 (such as
Shown in Fig. 6), the anti-falling mechanism 5 includes two risers 51 and a roller 52, two risers 51 be relatively fixed be arranged on it is described
The both sides of first pulley 2, the roller 52 is hinged between two risers and roller 52 and the groove in the first pulley 2
Relatively, roller 52 can be rotated freely, to reduce the friction to power cable.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Combination accompanying drawing described above is described above in detail to the preferred embodiment of the present invention and embodiment, but the present invention is not
The above-described embodiment and examples are confined to, for those skilled in the art, are not departing from structure of the present invention
On the premise of think of, some improvement and modification can also be made, these improvement and modification also should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of controllable type cable radian adjusting apparatus, it is characterized in that, the controllable type cable radian adjusting apparatus includes overall prop up
Frame, first pulley and adjustment mechanism, the integral support include transverse slat, a slotted hole are set on the transverse slat, described in two
First pulley is oppositely arranged on the transverse slat both ends respectively, and the first pulley can be rotated freely, the adjustment mechanism bag
Second pulley and pull bar are included, one U-shaped fork is set in one end of the pull bar, the second pulley is arranged in the U-shaped fork, and
The second pulley can be rotated freely, and the adjustment mechanism is arranged on the transverse slat, and the pull bar is nested with the length
In circular hole.
2. controllable type cable radian adjusting apparatus according to claim 1, it is characterized in that, the pull bar is a threaded rod,
The adjustment mechanism also includes two nuts, and two nuts are nested with the pull bar, and the transverse slat is located at two
Between the nut.
3. controllable type cable radian adjusting apparatus according to claim 1, it is characterized in that, the adjustment mechanism also includes one
Lever, the one end of one end of the lever in hinged way with the pull bar are connected, and the other end of the lever passes through a pin
Axle is hinged on lever dolly, and the bearing pin is fixedly linked with the lever, and the lever dolly is fixedly installed on the transverse slat
On, one ratchet is set in one end of the bearing pin, a ratchet being engaged with the ratchet is set on the lever dolly.
4. controllable type cable radian adjusting apparatus according to claim 1, it is characterized in that, in the outer end of the first pulley
It is provided with the circumferential edge in face along the equally distributed circular scale of first pulley circumferencial direction.
5. controllable type cable radian adjusting apparatus according to claim 4, it is characterized in that, in the outer end of the first pulley
Several air vents for running through first pulley both ends of the surface are provided with face.
6. controllable type cable radian adjusting apparatus according to claim 1, it is characterized in that, in the outer end of the second pulley
Several air vents for running through second pulley both ends of the surface are provided with face.
7. controllable type cable radian adjusting apparatus according to claim 1, it is characterized in that, set in the first pulley
One anti-falling mechanism, the anti-falling mechanism include two risers and a roller, and two risers, which are relatively fixed, is arranged on described first
Pulley both sides, the roller is hinged between two risers and roller is relative with the groove in the first pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751844.9A CN106207872B (en) | 2016-08-29 | 2016-08-29 | Controllable type cable radian adjusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751844.9A CN106207872B (en) | 2016-08-29 | 2016-08-29 | Controllable type cable radian adjusting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106207872A CN106207872A (en) | 2016-12-07 |
| CN106207872B true CN106207872B (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610751844.9A Active CN106207872B (en) | 2016-08-29 | 2016-08-29 | Controllable type cable radian adjusting apparatus |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108242780B (en) * | 2017-12-15 | 2020-11-06 | 中色十二冶金建设有限公司 | Device suitable for laying cables in different occasions and laying method thereof |
| CN112582957A (en) * | 2020-11-25 | 2021-03-30 | 国网山东省电力公司蓬莱市供电公司 | Quick adjustment wire arc device that hangs down |
| CN114803968B (en) * | 2022-05-05 | 2023-12-29 | 中铁二十四局集团上海电务电化有限公司 | Skeleton moving device for cable overhead operation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51132492A (en) * | 1975-05-12 | 1976-11-17 | Murayama Seisakusho:Kk | Cable tension adjuster |
| CN101593943A (en) * | 2008-12-30 | 2009-12-02 | 浙江省送变电工程公司 | Aerial power transmission line bundle conductor degree of speeding micro actuator |
| CN201733043U (en) * | 2010-05-26 | 2011-02-02 | 余晓东 | Wire clamp base |
| CN201750091U (en) * | 2010-08-15 | 2011-02-16 | 山东电力集团公司临沂供电公司 | Dedicated tool for line tightening/un-tightening of power transmission line |
-
2016
- 2016-08-29 CN CN201610751844.9A patent/CN106207872B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51132492A (en) * | 1975-05-12 | 1976-11-17 | Murayama Seisakusho:Kk | Cable tension adjuster |
| CN101593943A (en) * | 2008-12-30 | 2009-12-02 | 浙江省送变电工程公司 | Aerial power transmission line bundle conductor degree of speeding micro actuator |
| CN201733043U (en) * | 2010-05-26 | 2011-02-02 | 余晓东 | Wire clamp base |
| CN201750091U (en) * | 2010-08-15 | 2011-02-16 | 山东电力集团公司临沂供电公司 | Dedicated tool for line tightening/un-tightening of power transmission line |
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| Publication number | Publication date |
|---|---|
| CN106207872A (en) | 2016-12-07 |
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