CN205595702U - High altitude block pulley - Google Patents
High altitude block pulley Download PDFInfo
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- CN205595702U CN205595702U CN201620343274.5U CN201620343274U CN205595702U CN 205595702 U CN205595702 U CN 205595702U CN 201620343274 U CN201620343274 U CN 201620343274U CN 205595702 U CN205595702 U CN 205595702U
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- China
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- overhead gage
- baffle plate
- pulley
- hanging pulley
- lower baffle
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Abstract
The utility model discloses a high altitude block pulley belongs to high altitude block technical field. Pulley includes pulley and lower pulley, go up the overhead gage that pulley includes a pair of mutual disposition, rotatablely between the two overhead gages upper ends install big rope sheave, be equipped with a rotatable little rope sheave of installing between a pair of overhead gage in big rope sheave below, pulley includes the lower baffle of a pair of mutual disposition down, the rotatable slide bar of installing between twice baffle lower extremes, be equipped with connection pull rod between the baffle under a pair of below the slide bar, be connected with the rope between the upper end of the lower extreme of an overhead gage and a lower baffle, another rope is connected with between the upper end of baffle at the lower extreme of another overhead gage with under another. The utility model discloses the quality is little, and the high altitude block is built fastly, and the operating efficiency is high, the high altitude block overall stability that high altitude block pulley built is good, operation safety.
Description
Technical field
This utility model relates to high-altitude block technical field, specifically a kind of high-altitude block hanging pulley.
Background technology
At present, in the Poling Construction of transmission line of electricity, wire to be set up it is frequently necessary to cross over the important leaps such as the elevated line of operation, highway, electric railway, full wafer building.In order to prevent wire to be set up and lower section important leap thing from disturbing each other, at this moment need above important leap thing, lay insulation block, by insulation block, alive circuit is separated, convenient construction.In prior art, high-altitude block device is divided into four kinds of modes: 1, hook network plane formula；2, wheel rope plane formula；3, wheel bar plane formula；4, wheel bar three-dimensional (basket-hanging or suspension bridge type).Mode 1, mode 2, mode 3 are taken turns and are broadly fallen into plane net structure, troublesome poeration, time-consuming long, wire during unfolding must soar and leave dictyosome and carry out tension stringing, certainly will cause and between the wire of unfolding and dictyosome, produce higher distance, when the wire of unfolding occurs that disconnected rope, broken string occur that wire falls, the insulator seal that easily falls produces bigger impulsive force on the net, and then causes wire to fall from insulator seal selvage breakking away out net.Mode 3, mode 4 block device broadly fall into wheel bar structure, same troublesome poeration, and the longest, device gravity load is relatively big, and comparatively safe risk is bigger.
Summary of the invention
For solving above-mentioned technical problem, this utility model provides a kind of high-altitude block hanging pulley.
This utility model is achieved through the following technical solutions: a kind of high-altitude block hanging pulley, including crane be hung in the hanging piece below crane；Described crane includes a pair overhead gage positioned opposite；Rotatably mounted between overhead gage upper end described in two have big rope sheave；A little rope sheave that may be rotatably mounted between a pair overhead gage it is provided with below described big rope sheave；Described hanging piece includes a pair lower baffle plate positioned opposite；Rotatably mounted between lower baffle plate lower end described in two have slide bar；A pull bar being connected between a pair lower baffle plate it is provided with below described slide bar；Connect between the upper end of the lower end of a described overhead gage and a described lower baffle plate and have rope；Connect between the lower end and the upper end of another lower baffle plate of another overhead gage and have another rope.
It is further: described in two, overhead gage lower end is outward-dipping, in bell mouth shape；Overhead gage lower surface has notch I, and overhead gage lower end is also equipped with keeping off the latch I at notch I opening part.
Described in two, lower baffle plate upper end is outward-dipping, in bell mouth shape；Lower baffle plate upper surface has notch II, and lower baffle plate upper surface is also equipped with keeping off the latch II at notch II opening part.
Described in two, the distance between lower baffle plate is more than the distance between two overhead gages；Two overhead gages, two lower baffle plates, two ropes are overall in up-narrow and down-wide taper.
Disconnecting in the middle part of described overhead gage and connected by bearing pin, the gap of overhead gage is between big rope sheave and little rope sheave.
In use, first a carrier cable is drawn at overlying regions to be crossed over；Multiple high-altitudes block hanging pulley is connected by stay cord, and wherein crane is connected by upper stay cord, and hanging piece is connected by lower stay cord, and the distance between the block hanging pulley of multiple high-altitudes can be evenly arranged, it is also possible to be to arrange according to practical situation density；Carrier cable one end is penetrated between big rope sheave and little rope sheave, pulls stay cord or lower stay cord big rope sheave slides on carrier cable the other end or slides into the side through region to be crossed over, upper stay cord and lower stay cord two ends are fixed；Now, high-altitude block is built complete, can safety work in the block of high-altitude again.
Compared with prior art, the beneficial effects of the utility model are: high-altitude block hanging pulley quality is little, and it is fast that high-altitude block builds speed, and working performance is high；The high-altitude block stability in the large that high-altitude block hanging pulley is built is good, owing to spreading conducting wire falls in lower hanging pulley, owing to lower hanging pulley rotates, the wire of unfolding is the least with lower hanging pulley frictional force, even if disconnected rope occurs, broken string, run mill, wire is made to occur falling rapidly, (the rotation due to lower hanging pulley, the spreading conducting wire fallen in lower hanging pulley is the least with lower hanging pulley frictional force, even if disconnected rope occurs, broken string, run mill, etc. causing situation about falling rapidly) wire do not haves and pounds impulsive force under freely falling body produces and dictyosome is produced frictional force, the wire fallen can be under the effect of slide bar, it is slipped to outside region to be crossed over, will not skid off beyond dictyosome, ensure that the safety of operation.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is the left view of crane part in Fig. 1；
Fig. 3 is the left view of hanging piece part in Fig. 1；
Fig. 4 is the structural representation that this utility model builds high-altitude block in a specific embodiment.
In figure: 1, upper hanging pulley；1-1, overhead gage；1-2, big rope sheave；1-3, little rope sheave；1-4, notch I；1-5, latch I；2, rope；3, lower hanging pulley；3-1, lower baffle plate；3-2, slide bar；3-3, pull bar；3-4, notch II；3-5, latch II；4, bearing pin；5, connecting shaft；6, carrier cable；7, upper stay cord；8, lower stay cord.
Detailed description of the invention
The following is a specific embodiment of the present utility model, in conjunction with accompanying drawing, this utility model is described further.
As shown in Figure 1 to Figure 3, a kind of high-altitude block hanging pulley；Upper hanging pulley 1 includes a pair overhead gage 1-1 positioned opposite；Big rope sheave 1-2 is had by fixing axle is rotatably mounted between two overhead gage 1-1 upper ends；A little rope sheave 1-3 being arranged between two overhead gage 1-1 by rotatable fixing axle it is provided with below big rope sheave 1-2；Two overhead gage 1-1 lower ends are outward-dipping, in bell mouth shape；Overhead gage 1-1 lower surface has notch I 1-4, and overhead gage 1-1 lower end is also equipped with keeping off latch I 1-5 at notch I 1-4 opening part.In two overhead gage 1-1 one, middle part disconnects and passes through bearing pin 4 and connects, and the gap of overhead gage 1-1 is between big rope sheave 1-2 and little rope sheave 1-3.Lower hanging pulley 3 includes a pair lower baffle plate 3-1 positioned opposite；Slide bar 3-2 is had by fixing axle is rotatably mounted between two lower baffle plate 3-1 lower ends；A pull bar 3-3 being connected between a pair lower baffle plate 3-1 it is provided with below slide bar 3-2；Two lower baffle plate 3-1 upper ends are outward-dipping, in bell mouth shape；Lower baffle plate 3-1 upper surface has notch II 3-4, and lower baffle plate 3-1 upper surface is also equipped with keeping off latch II 3-5 at notch II 3-4 opening part.The connecting shaft 5 being connected with stay cord when being fixed with convenient use in survey face, lower baffle plate 3-1 lower end.Rope 2 is connected between latch I 1-5 and latch II 3-5, and hanging piece 3 is hung in below crane 1 by rope 2；Distance between two lower baffle plate 3-1 is more than the distance between two overhead gage 1-1；Two overhead gage 1-1, two lower baffle plate 3-1, two rope 2 entirety are up-narrow and down-wide taper.
Shown in Fig. 4, during use, multiple high-altitudes block hanging pulley is connected by stay cord, wherein goes up hanging pulley and is connected by upper stay cord 6, and lower hanging pulley is connected by lower stay cord 7:
1, use remotely pilotless machine that φ 3mm Korea S silk Photon is crossed over shelves；
2, change φ 8mm enlightening Nima insulating cord into φ 3mm Korea S silk, then change φ 16mm enlightening Nima carrier cable into φ 8mm enlightening Nima insulating cord, and stayed high-altitude block hanging pulley pull rope (φ 10mm enlightening Nima insulating cord)；
3, in utilization, cross-arm is cat net supported on both sides point, crosses over shelves two ends φ 16mm enlightening Nima carrier cable with 5T lever hoist (φ 16mm enlightening Nima-wave wind rope adjustor-5T hands removes calabash-φ 17.5mm-cable quadrant) is fixing, has scalable state；
4, after the fixed adjustment of φ 16mm enlightening Nima carrier cable two ends, high-altitude block hanging pulley is assembled in crossover tower side, after railway allows works order to assign, high-altitude block hanging pulley is tracted to opposite side crossover tower, and has stayed pull rope (traction wire φ 14mm high-tenacity fibre pull rope)；
5, draw wire, draw a complete mutually tight phase (or steady phase)；
6, unfolding conductor, stringing are complete, and optical cable unfolding is complete, is exited by high-altitude block hanging pulley, tight optical cable.
Wherein, points for attention:
1, each management personnel crossing over point and construction member should cross over place in the arrival in 1 hour in advance of the cooperation time point of equipment agencies dictate and await orders；
It is too painstaking that φ 8mm enlightening Nima insulating cords replaced by 2, φ 3mm Korea S silks, and rear side φ 8mm enlightening Nima insulating cord should relax tension force, in case the disconnected rope of the front side φ 3mm Korea S excessive appearance of thread tension；
It is the key of whole high-altitude block that 3, φ 16mm enlightening Nima carrier cable both sides are fixed, it is to be ensured that the firm and safety (arranging personnel guard) of anchor point；
4, high-altitude block hanging pulley crane, the split pin of hanging piece must be closed, it is to avoid construction period has taken off and cannot process；
5, the φ 6mm strength cord that high-altitude block hanging pulley is fixed wants fixation, and especially under two ends, four static lines of hanging piece are the key points of high-altitude block, must be fixed.
6, because of narrow space in the block of high-altitude, easily scrape and draw net, therefore pull rope should wrap up with traction net junction, in case there is steel wire burr to scrape rope (making wire fall in lower hanging piece to unfold) as far as possible.
7, spreading conducting wire use one with one method, it should be noted that avoid the mutual snarl of the pull rope in the block of high-altitude.
Claims (5)
1. a high-altitude block hanging pulley, it is characterised in that: include hanging pulley (1) and be hung in the lower hanging pulley (3) of hanging pulley (1) lower section；
Described upper hanging pulley (1) includes a pair overhead gage positioned opposite (1-1)；Rotatably mounted between overhead gage described in two (1-1) upper end have big rope sheave (1-2)；It is provided with a little rope sheave (1-3) that may be rotatably mounted between a pair overhead gage (1-1) in described big rope sheave (1-2) lower section；
Hang saddle (3) under described and include a pair lower baffle plate positioned opposite (3-1)；Rotatably mounted between lower baffle plate described in two (3-1) lower end have slide bar (3-2)；It is provided with a pull bar (3-3) being connected between a pair lower baffle plate (3-1) in described slide bar (3-2) lower section；
Connect between the upper end of the lower end of a described overhead gage (1-1) and a described lower baffle plate (3-1) and have rope (2)；Connect between the upper end of the lower end of another overhead gage (1-1) and another lower baffle plate (3-1) and have another rope (2).
High-altitude the most according to claim 1 block hanging pulley, it is characterised in that: overhead gage described in two (1-1) lower end is outward-dipping, in bell mouth shape；Overhead gage (1-1) lower surface has notch I (1-4), and overhead gage (1-1) lower end is also equipped with keeping off the latch I (1-5) at notch I (1-4) opening part.
High-altitude the most according to claim 1 block hanging pulley, it is characterised in that: lower baffle plate described in two (3-1) upper end is outward-dipping, in bell mouth shape；Lower baffle plate (3-1) upper surface has notch II (3-4), and lower baffle plate (3-1) upper surface is also equipped with keeping off the latch II (3-5) at notch II (3-4) opening part.
High-altitude the most according to claim 1 block hanging pulley, it is characterised in that: the distance between lower baffle plate described in two (3-1) is more than the distance between two overhead gages (1-1)；Two overhead gages (1-1), two lower baffle plates (3-1), two ropes (2) are overall in up-narrow and down-wide taper.
High-altitude the most according to claim 1 block hanging pulley, it is characterised in that: described overhead gage (1-1) middle part is disconnected and is connected by bearing pin (4), and the gap of overhead gage (1-1) is positioned between big rope sheave (1-2) and little rope sheave (1-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620343274.5U CN205595702U (en) | 2016-04-22 | 2016-04-22 | High altitude block pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620343274.5U CN205595702U (en) | 2016-04-22 | 2016-04-22 | High altitude block pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205595702U true CN205595702U (en) | 2016-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620343274.5U Active CN205595702U (en) | 2016-04-22 | 2016-04-22 | High altitude block pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205595702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294430A (en) * | 2019-05-17 | 2019-10-01 | 金华送变电工程有限公司 | A kind of integral type tackle pulley |
| CN110620353A (en) * | 2019-10-25 | 2019-12-27 | 四川电力送变电建设有限公司 | Steering device and steering adjusting method for tension paying-off construction |
-
2016
- 2016-04-22 CN CN201620343274.5U patent/CN205595702U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294430A (en) * | 2019-05-17 | 2019-10-01 | 金华送变电工程有限公司 | A kind of integral type tackle pulley |
| CN110294430B (en) * | 2019-05-17 | 2020-09-18 | 金华送变电工程有限公司 | Integral type pulley block |
| CN110620353A (en) * | 2019-10-25 | 2019-12-27 | 四川电力送变电建设有限公司 | Steering device and steering adjusting method for tension paying-off construction |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |