CN203617616U - Multi-direction wire releasing pulley - Google Patents
Multi-direction wire releasing pulley Download PDFInfo
- Publication number
- CN203617616U CN203617616U CN201320765455.3U CN201320765455U CN203617616U CN 203617616 U CN203617616 U CN 203617616U CN 201320765455 U CN201320765455 U CN 201320765455U CN 203617616 U CN203617616 U CN 203617616U
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- China
- Prior art keywords
- plate
- side plate
- releasing pulley
- multidirectional
- wire
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- Expired - Lifetime
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 62
- 229910052742 iron Inorganic materials 0.000 claims abstract description 31
- 239000004677 Nylon Substances 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 229920001778 nylon Polymers 0.000 claims abstract description 11
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000007373 indentation Methods 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a multi-direction wire releasing pulley, and is applied in the electric power installation technology field. The multi-direction wire releasing pulley comprises a bracket and a rolling wheel which is arranged on the bracket through a rolling wheel shaft; the bracket comprises a lower fixed plate, and a first side plate and a second side plate which are vertically arranged on two lateral edges of the lower fixed plate; tops of the first and second side plates are connected by a cross beam; the rolling wheel shaft is perpendicular to the two side plates and is arranged between the central parts of the two side plates; on the lower fixed plate, four iron pins are symmetrically arranged at two sides of the side plates; and the iron pin is respectively sleeved by a nylon steering rod which can rotate freely around the iron pin; the second side plate is provided with a supporting plate which is arranged on the lower fixed plate and a movable plate which can be opened and closed; and a locking mechanism for locking the movable plate is arranged outside the movable plate. The utility model provides a multi-direction wire releasing pulley which can smoothly release the wire in the corner wire-releasing path, so that the wire cutting and connecting processes and other processes are avoided, the workload of the operating staff is reduced, the wire connection points are reduced, the security risk is lowered, and the safety performance of the power system is improved.
Description
Technical field
The utility model relates to a kind of electric power erection unit, specifically a kind of releasing pulley.
Background technology
Releasing pulley is widely used in power industry, for pipeline installation, can increase work efficiency, and reduces pipeline damage.Traditional releasing pulley comprises roller, roller is arranged on support by bearing pin, when use, has first hanged or has placed on the ground built on stilts releasing pulley, secondly wire is placed on roller, then draw free end the application of force forward of wire, thereby make coaster rotate the object that reaches unwrapping wire.But often due to a varied topography, in unwrapping wire path, often corner is more in work progress, while using traditional releasing pulley unwrapping wire, often there is card line problem, wire is stuck in the crack of roller edge and support, particularly particularly evident in the time of corner.Therefore while adopting traditional releasing pulley to carry out line laying work, can only segmentation unwrapping wire, must wire be disconnected at angle pole place, then, to both direction unwrapping wire respectively, finally overlap with wire jumper and parallel groove clamp.Such unwrapping wire mode has not only increased workmen's workload, and multiple contact long term exposure of corner there will be contact heating situation outside, has a strong impact on power system safety and stability operation.
Utility model content
The utility model technical issues that need to address are to provide a kind of easy to install, releasing pulley that on the corner also can guarantee smooth unwrapping wire and non-damage wires.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
Multidirectional releasing pulley, comprise support and be arranged on the roller on support by roller shaft, described support comprises bottom plate, is vertically set on the first side plate and second side plate of bottom plate dual-side, the first side plate is connected by crossbeam with the top of the second side plate, roller shaft is arranged on perpendicular to biside plate between the middle part of biside plate, it is characterized in that: the bilateral symmetry that is positioned at side plate on described bottom plate is provided with four iron pins, is socketed with the nylon turner bar freely rotating around iron pin on iron pin.
Further improvement of the utility model is: the upper vertical that described the first side plate is positioned at roller is provided for fastening the first side plate both sides iron pin and outside upper mounted plate, on upper mounted plate, be provided with for through the through hole on iron pin top, iron pin top through upper mounted plate and by bolted on upper mounted plate; Described the second side plate comprises the supporting bracket being vertically set on bottom plate and is hinged on the portable plate on supporting bracket top; One end that described crossbeam is connected with the second side plate is provided with protruding axle, and the top of the second side plate portable plate is provided with the axis hole of equipped protruding axle.
Further improvement of the utility model is: on the lateral surface of described portable plate end, be provided with for portable plate being locked to the retaining mechanism on protruding axle.
Further improvement of the utility model is: described retaining mechanism comprises by the second bearing pin and be hinged on the fastener on the lateral surface of portable plate end, and the end of described protruding axle is provided with the annular groove being equipped with mutually with fastener.
Further improvement of the utility model is: on the portable plate of described the second side plate, be vertically installed with for fastening the second side plate both sides iron pin and towards the special-shaped clamp of mid-stent, the inner side edge of special-shaped clamp is along the semicircular arc groove that clamping iron pin is set.
Further improvement of the utility model is: on the lower surface of described bottom plate, be fixedly connected with to be useful on support is arranged on to the base on shaft tower or cross-arm, described base is U-shaped plate, on the lower shoe of U-shaped plate, is provided with clamping screw.
Further improvement of the utility model is: the middle part of described crossbeam is provided with the hook with self-locking structure.
Owing to having adopted technique scheme, the technological progress that the utility model is obtained is:
The utility model provides a kind of multidirectional releasing pulley that can avoid card line in corner unwrapping wire path, guarantee smooth unwrapping wire, avoid the operation such as broken string, wiring, thereby reduced operating personnel's workload, reduced wire joining simultaneously, reduce potential safety hazard, improve the security performance of electric power system.The left and right sides of described support is provided with four nylon turner bars altogether by iron pin, in the time there is corner in unwrapping wire path, wire can move under the nylon turner bar of vertical direction rotarily drives, and avoids when turning to the excessive phenomenon that causes card line or damage wires insulating barrier of side-friction force in wire and roller.
Described the second side plate adopts Split type structure, and superposed portable plate can be around the first bearing pin rotation, for breakdown portable plate when the unwrapping wire, wire is seated in roller groove smoothly, easy to install.
On the lateral surface of described portable plate end, be provided with the retaining mechanism for locking portable plate, guarantee portable plate and protruding axle stable connection in unwrapping wire process, avoid wire to skid off from support side.
Described retaining mechanism is set to the structure of fastener and the clamping of protruding axle groove phase, and folding is simple to operate, contributes to increase work efficiency.
The inner side edge of described special-shaped clamp, along the semicircular arc groove that clamping iron pin is set, facilitates special-shaped clamp clamping iron pin from the side.
The downside of described bottom plate is provided with U-shaped base, on the lower shoe of base, is provided with clamping screw, conveniently the utility model is fixedly mounted on shaft tower or cross-arm and is used.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of retaining mechanism.
Wherein, 1, base, 2, bottom plate, 3, iron pin, 4, nylon turner bar, 5, the first side plate, 6, supporting bracket, 7, the first bearing pin, 8, portable plate, 9, special-shaped clamp, 10, crossbeam, 11, protruding axle, 12, roller, 13, roller shaft, 14, hook, 15, upper mounted plate, 16, the second bearing pin, 17, fastener.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details:
Multidirectional releasing pulley, its structure as shown in Figure 1, comprises base 1, support, roller 12 and nylon turner bar 4.
The U-shaped structure that base 1 is horizontal positioned, is provided with mutually equipped bolt hole and bolt on the lower shoe of base 1, for base 1 is fixed on to shaft tower or cross-arm.
Support comprises bottom plate 2, crossbeam 10 and two blocks of side plates.In the present embodiment, bottom plate adopts list structure, arrange altogether two, two bottom plates 2 are welded on the top board of base 1 side by side, the two ends of bottom plate 2 are provided with bolt hole, four iron pins 3 are vertically set on respectively the two ends of two bottom plates 2 by bolt hole, the two ends of iron pin 3 are provided with screw thread, and the bottom of iron pin 3 is fixing by nut and bottom plate 2.
Two side plates are vertically set on respectively the middle part of the bottom plate 2 of support both sides, crossbeam 10 is arranged on the top of two side plates, one end of crossbeam 10 is fixedly connected with the first side plate, on the other end side of crossbeam 10, be provided with protruding axle 11, the end of protruding axle 11 is provided with annular groove, and protruding axle 11 can be connected with the top of the second side plate in folding.
The bottom welding of the first side plate 5 is on bottom plate 2; The upper vertical of the first side plate 5 is welded with upper mounted plate 15, and upper mounted plate 15 is positioned on the outer face of the first side plate 5, and the two ends of upper mounted plate 15 are provided with bolt hole, for being fixed iron pin 3 with the bottom plate 2 of support, prevents that iron pin from rocking.
The second side plate comprises the supporting bracket 6 of bottom and the portable plate 8 on top, and the bottom of supporting bracket 6 is vertically welded on bottom plate 2, and portable plate 8 is hinged on the top of supporting bracket 6 by the first bearing pin 7; The inner side of portable plate 8 is welded with special-shaped clamp 9, and the two ends of special-shaped clamp 9 are provided with semicircular arc groove; The top of portable plate 8 is provided with the axis hole matching with the protruding axle 11 of crossbeam 10.Portable plate 8 can rotate and make the semicircular arc groove of special-shaped clamp 9 be stuck in the upper end of iron pin 3 around the first bearing pin 7, and axis hole matches with the protruding axle 11 on crossbeam 10 right sides simultaneously.The outside, upper end of portable plate 8 is also provided with retaining mechanism, its structure as shown in Figure 2, comprise fastener 17, fastener is hinged on portable plate 8 lateral surfaces by the second bearing pin 16, fastener 17 can be locked portable plate 8 around the second bearing pin 16 rotations with the annular groove clamping on protruding axle 11, prevents that in unwrapping wire process, wire is deviate from from side.While implementing unwrapping wire, the fastener of retaining mechanism 17 is rotated to breakdown, the portable plate 8 of the second side plate can rotate to form breach around the first bearing pin 7, wire can be seated in roller groove smoothly from indentation, there, simple to operate, has greatly saved the engineering time.
Between the supporting bracket 6 of the bottom of the first side plate 5 and the second side plate, be provided with horizontal roller axle 13, roller 12 is arranged on roller shaft 13, and roller can rotate freely around roller shaft.
Nylon turner bar 4 is hollow cylindrical structure, be set on the iron pin 3 that is positioned at bottom plate 2 two ends, nylon turner bar 4 can rotate freely around iron pin 3, when unwrapping wire path changing, wire can move under nylon turner bar 4 rotarily drives, and completes smoothly corner unwrapping wire.
While using the utility model, first base 1 is placed on cross-arm, by bolted, the fastener 17 of the portable plate 8 outside retaining mechanisms of breakdown the second side plate, between portable plate 8 and crossbeam 10, form breach, from indentation, there, lead placement can be started to unwrapping wire in roller groove.While there is corner in unwrapping wire path, wire can rotate and move on the nylon turner bar of vertical direction, avoids excessive card line or the damage wires of causing of frictional force between wire and roller inner side, thereby guarantees to complete smoothly multidirectional unwrapping wire.
Claims (7)
1. multidirectional releasing pulley, comprise support and be arranged on the roller (12) on support by roller shaft (13), described support comprises bottom plate (2), be vertically set on the first side plate (5) and second side plate of bottom plate (2) dual-side, the top of the first side plate (5) and the second side plate is connected by crossbeam (10), roller shaft (13) is connected to perpendicular to biside plate between the middle part of biside plate, it is characterized in that: the bilateral symmetry that is positioned at side plate on described bottom plate (2) is provided with four iron pins (3), on iron pin, be socketed with the nylon turner bar (4) freely rotating around iron pin (3).
2. multidirectional releasing pulley according to claim 1, it is characterized in that: the upper vertical that described the first side plate (5) is positioned at roller (12) is provided for fastening the first side plate (5) both sides iron pins (3) and outside upper mounted plate (15), on upper mounted plate, be provided with for through the through hole on iron pin (3) top, iron pin (3) top through upper mounted plate (15) and by bolted on upper mounted plate; Described the second side plate comprises the supporting bracket (6) being vertically set on bottom plate (2) and the portable plate (8) that is hinged on supporting bracket top; One end that described crossbeam (10) is connected with the second side plate is provided with protruding axle (11), and the top of the second side plate portable plate (8) is provided with the axis hole of equipped protruding axle (11).
3. multidirectional releasing pulley according to claim 2, is characterized in that: on the lateral surface of described portable plate (8) end, be provided with for portable plate (8) is locked to the retaining mechanism on protruding axle.
4. multidirectional releasing pulley according to claim 3, it is characterized in that: described retaining mechanism comprises by the second bearing pin (16) and be hinged on the fastener (17) on the lateral surface of portable plate (8) end, the end of described protruding axle (11) is provided with the annular groove mutually equipped with fastener (17).
5. multidirectional releasing pulley according to claim 2, it is characterized in that: on the portable plate (8) of described the second side plate, be vertically installed with for fastening the second side plate both sides iron pins (3) and towards the special-shaped clamp (9) of mid-stent, the inner side edge of special-shaped clamp is along the semicircular arc groove that clamping iron pin (3) is set.
6. according to the multidirectional releasing pulley described in claim 1 to 5 any one, it is characterized in that: on the lower surface of described bottom plate (2), be fixedly connected with to be useful on support is arranged on to the base (1) on shaft tower or cross-arm, described base (1) is U-shaped plate, on the lower shoe of U-shaped plate, is provided with clamping screw.
7. multidirectional releasing pulley according to claim 6, is characterized in that: the middle part of described crossbeam (10) is provided with the hook (14) with self-locking structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320765455.3U CN203617616U (en) | 2013-11-29 | 2013-11-29 | Multi-direction wire releasing pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320765455.3U CN203617616U (en) | 2013-11-29 | 2013-11-29 | Multi-direction wire releasing pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203617616U true CN203617616U (en) | 2014-05-28 |
Family
ID=50770239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320765455.3U Expired - Lifetime CN203617616U (en) | 2013-11-29 | 2013-11-29 | Multi-direction wire releasing pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203617616U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683096A (en) * | 2013-11-29 | 2014-03-26 | 国家电网公司 | Multi-directional paying-off tackle |
| CN112271638A (en) * | 2020-11-04 | 2021-01-26 | 李德元 | Walking auxiliary platform on electric power overhaul construction line and use method thereof |
| CN113690798A (en) * | 2020-08-12 | 2021-11-23 | 张晓立 | Cable pulley assembly |
-
2013
- 2013-11-29 CN CN201320765455.3U patent/CN203617616U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683096A (en) * | 2013-11-29 | 2014-03-26 | 国家电网公司 | Multi-directional paying-off tackle |
| CN103683096B (en) * | 2013-11-29 | 2016-04-06 | 国家电网公司 | Multidirectional releasing pulley |
| CN113690798A (en) * | 2020-08-12 | 2021-11-23 | 张晓立 | Cable pulley assembly |
| CN112271638A (en) * | 2020-11-04 | 2021-01-26 | 李德元 | Walking auxiliary platform on electric power overhaul construction line and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140528 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |