CN215885872U

CN215885872U - Wire direction double pulley

Info

Publication number: CN215885872U
Application number: CN202121459047.6U
Authority: CN
Inventors: 陈林华; 王传富; 陈良
Original assignee: Guangxi Jucheng Power Line Equipment Co ltd
Current assignee: Guangxi Jucheng Power Line Equipment Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-02-22
Anticipated expiration: 2031-06-29

Abstract

The utility model provides an electric wire guiding double pulley, which comprises 2 pulley bodies and a pulley frame body, wherein each pulley body comprises 2 clamping discs, 1 grooved roller and 1 connecting shaft, the grooved rollers are arranged between the 2 clamping discs, the connecting shafts penetrate through the grooved rollers and the middle parts of the 2 clamping discs and are connected with the pulley frame body, the pulley frame body comprises a telescopic connecting piece connected with an electric wire frame, 2 first connecting clamping plates and second connecting clamping plates, one ends of the first connecting clamping plates and the second connecting clamping plates are rotatably connected with the telescopic connecting piece, the other ends of the first connecting clamping plates and the second connecting clamping plates are connected with fixed pulley bodies, an adjusting mechanism used for adjusting the angles of the first connecting clamping plates and the second connecting clamping plates in the vertical direction respectively, and a positioning structure used for limiting the rotation of the pulley bodies; the positioning structure is arranged to directly limit the movement of the pulley body, so that the safety of operators working high above the wire frame is prevented from being damaged.

Description

Wire direction double pulley

Technical Field

The utility model relates to the technical field of wire pulleys, in particular to a wire guide double pulley.

Background

The wire guide pulley is used as an important auxiliary device in wire erection; the existing wire guide pulley is not provided with a brake device, and the wire is not moved by a pulling device or manual pulling at the end part mainly in a mode of controlling the wire not to move in the erecting process; above-mentioned two kinds of modes all have unsafe factor, and when pulling device broke down, for example the pulling device parks and does not operate, the phenomenon that backs fast can appear in the wire this moment, and the operation of acting as go-between in earlier stage needs to be operated again, and manpower location can be that operating personnel is in the working state for a long time, and general operating personnel is in the high altitude construction on the electric wire frame, consequently can cause harm to operating personnel's safety.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides a wire guide double pulley.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model provides an electric wire direction double pulley, includes 2 pulley bodies and pulley frame body, every the pulley body includes 2 (holding) chucks, 1 cell type gyro wheel, 1 connecting axle, 2 be equipped with between the (holding) chuck the cell type gyro wheel, the connecting axle runs through cell type gyro wheel and 2 the middle part of (holding) chuck with the pulley frame body is connected, the pulley frame body includes that the flexible connecting piece, the one end of being connected with the electric wire frame rotate to be connected flexible connecting piece and the other end are connected fixedly 2 first connecting splint and the second connecting splint of pulley body, be used for adjusting first connecting splint with the second connecting splint respectively with adjustment mechanism, the restriction of the ascending angle of vertical side the pulley body pivoted location structure.

Furthermore, the telescopic connecting piece comprises an outer rod and an inner rod, the inner rod is a threaded rod, and the outer rod is in threaded connection with the inner rod.

Further, first splice plate with be equipped with a plurality of first screw holes and a plurality of second screw hole on the second splice plate respectively, adjustment mechanism include with fixed block, one end that telescopic connection spare is connected with the fixed block passes through the round pin and rotates 2 regulation poles of connecting and the other end is equipped with third screw hole and fourth screw hole respectively.

Furthermore, the number of the first screw holes and the number of the second screw holes are at least 3 respectively and are equally distributed on the first connecting clamp plate and the second connecting clamp plate.

Furthermore, the positioning structure comprises 1 first cylinder and 1 first positioning rod, and a positioning block is arranged on the end face of one chuck of each pulley body.

Furthermore, the positioning structure has 2, 2 the first cylinders are respectively installed on the first connecting clamp plate and the second connecting clamp plate close to the positioning block, and the first positioning rod is connected with the first cylinders.

Furthermore, the positioning structure comprises 2 second cylinders and 2 second positioning rods, and an elastic gasket is arranged at the outer side end of the chuck.

Furthermore, the second cylinder is connected with the second positioning rod, and the second positioning rod is arranged opposite to the elastic gasket.

The utility model has the beneficial effects that: the telescopic connecting piece is arranged, so that the distance between the pulley body and the wire frame can be conveniently adjusted, and the operation is convenient; the adjusting mechanism is arranged, so that the relative height between the two pulley bodies can be conveniently adjusted, and the two pulley bodies can be easily adjusted in a horizontal or high-low inclined state, so that the electric wire can conveniently roll on the pulley bodies, and the operation is convenient; the positioning structure is arranged to directly limit the movement of the pulley body, so that the safety of operators working high above the wire frame is prevented from being damaged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a pulley body and a positioning structure in embodiment 1 of the present invention;

fig. 3 is a schematic view of a pulley body and a positioning structure in embodiment 2 of the present invention;

in the figure: 1. a wire rack; 2. an inner rod; 3. an outer rod; 4. a first connecting splint; 5. a second connecting splint; 6. adjusting a rod; 7. a pulley body; 8. a fixed block; 9. a first screw hole; 10. a second screw hole; 11. an electric wire; 12. a connecting shaft; 13. a first cylinder; 14. a first positioning rod; 15. a chuck; 16. positioning blocks; 17. a grooved roller; 18. a second positioning rod; 19. a second cylinder; 20. an elastic washer.

Detailed Description

The utility model is described in detail below with reference to the attached drawing figures:

example 1:

as shown in fig. 1 and 2, an electric wire guiding double pulley comprises 2 pulley bodies 7 and a pulley frame body, each pulley body 7 comprises 2

chucks

15, 1 groove-

shaped roller

17, 1 connecting shaft 12, the groove-shaped roller 17 is arranged between the 2 chucks 15, the connecting shaft 12 penetrates through the middle parts of the groove-shaped rollers 17 and the 2 chucks 15 and is connected with the pulley frame body, the pulley frame body comprises a telescopic connecting piece connected with the

electric wire frame

1, 2 first connecting splints 4 and second connecting splints 5, one ends of the first connecting splints 4 and the second connecting splints 5 are rotatably connected with the telescopic connecting piece, the other ends of the first connecting splints 4 and the second connecting splints 5 are connected with the fixed pulley bodies 7, and an adjusting mechanism for adjusting the angles of the first connecting splints 4 and the second connecting splints 5 in the vertical direction respectively and a positioning structure for limiting the rotation of the pulley bodies 7.

The telescopic connecting piece comprises an outer rod 3 and an inner rod 2, the inner rod 2 is a threaded rod, and the outer rod 3 is in threaded connection with the inner rod 2; the distance between the outer bar 3 and the wire rack 1 can be referred to by rotating the outer bar 3, thereby adjusting the distance between the pulley body 7 and the wire rack 1.

The first connecting clamp plate 4 and the second connecting clamp plate 5 are respectively provided with a plurality of first screw holes 9 and a plurality of second screw holes 10, the adjusting mechanism comprises a fixed block 8 connected with the telescopic connecting piece, and 2 adjusting rods 6, one ends of which are rotatably connected with the fixed block 8 through pins, and the other ends of which are respectively provided with a third screw hole and a fourth screw hole; be furnished with corresponding screw in first screw hole 9 and the third screw hole and fix an regulation pole 6 on first connecting splint 4, be furnished with corresponding screw in second screw hole 10 and the fourth screw hole and fix another regulation pole 6 on second connecting splint 5, conveniently connect and adjust first connecting splint 4 and second connecting splint 5 respectively with the ascending angle in vertical side to make the same level setting of two pulley bodies 7 or slope setting.

At least 3 first screw holes 9 and at least 3 second screw holes 10 are respectively and evenly distributed on the first connecting clamp plate 4 and the second connecting clamp plate 5; the multi-angle is adjusted, and the operation is convenient.

The positioning structure comprises 1

first air cylinder

13 and 1 first positioning rod 14, and a positioning block 16 is arranged on the wheel end surface of one clamping disc 15 of each pulley body 7; the first locating bar 14, which projects forward, is located above or below the wheel end face of the chuck 15, but below the highest level reached by the locating block 16 or above the lowest level reached by the locating block 16.

The number of the positioning structures is 2, 2 first cylinders 13 are respectively arranged on a first connecting clamp plate 4 and a second connecting clamp plate 5 which are close to a positioning block 16, and a first positioning rod 14 is connected with the first cylinders 13; the first cylinder 13 drives the first positioning rod 14 to extend forward, so that the positioning block 16 on the rotary chuck 15 abuts against the positioning rod, and the positioning rod stops the chuck 15 from rotating continuously, i.e. the rotation of the pulley body 7 is limited.

The working principle of the utility model is as follows:

as shown in fig. 1 and 2, the first cylinder 13 is connected with the controller; when the electric wires 11 need to be placed and conveyed on the same level, the distance between the pulley bodies 7 and the electric wire frame 1 is adjusted by rotating the outer rods 3, and then the 2 adjusting rods 6 are fixedly connected with the corresponding first screw holes 9 and second screw holes 10 on the first connecting clamp plate 4 and the second connecting clamp plate 5 respectively, so that the 2 pulley bodies 7 are positioned on the same horizontal plane; when the electric wire 11 needs to be conveyed from high to low quickly, the distance between the pulley body 7 and the electric wire frame 1 is adjusted by rotating the outer rod 3, then the adjusting rod 6 at the bottom end is fixedly connected with the first screw hole 9 of the first connecting clamp plate 4, the adjusting rod 6 at the high end is fixedly connected with the second screw hole 10 of the second connecting clamp plate 5, and the second screw hole 10 is positioned above the second screw hole 10 which is at the same level with the first screw hole 9, namely 2 pulley bodies 7 are arranged one lower and one higher; when the rotation of the pulley body 7 needs to be limited, the first cylinder 13 is actuated, so that the first positioning rod 14 extends forwards, and the rotating chuck 15 brings the positioning block 16 to abut against the side end of the first positioning rod 14, so that the pulley body 7 cannot rotate continuously.

Example 2:

as shown in fig. 1 and 3, unlike embodiment 1, the positioning structure includes 2

second cylinders

19 and 2 second positioning rods 18, and an elastic washer 20 is provided at the outer end of the chuck 15; the elastic washer 20 may be a rubber washer, which is inexpensive and readily available.

The second cylinder 19 is connected with a second positioning rod 18, and the second positioning rod 18 is arranged right opposite to the elastic gasket 20; the 2 second positioning rods 18 are driven by the 2 second cylinders 19 to extend forwards and abut against the elastic washers 20, so that the pulley body 7 is clamped between the 2 second positioning rods 18 and cannot move, and the rotation of the pulley body 7 is limited.

The working principle of the utility model is as follows:

as shown in fig. 1 and 3, the second cylinder 19 is connected with the controller; when the rotation of the pulley body 7 needs to be limited, 2 second air cylinders 19 are started, so that 2 second positioning rods 18 extend forwards and abut against the elastic washers 20, the pulley body 7 is clamped between the 2 second positioning rods 18 and cannot move, and the rotation of the pulley body 7 is limited.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, which are directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an electric wire direction double pulley, includes 2 pulley bodies and pulley frame body, every the pulley body includes 2 (holding) chucks, 1 cell type gyro wheel, 1 connecting axle, 2 be equipped with between the (holding) chuck the cell type gyro wheel, the connecting axle runs through cell type gyro wheel and 2 the middle part of (holding) chuck with the pulley frame body is connected, its characterized in that, the pulley frame body includes that the flexible connecting piece, the one end of being connected with the electric wire frame rotate to be connected flexible connecting piece and the other end are connected fixedly 2 first connecting splint and the second connecting splint of pulley body, be used for adjusting first connecting splint with the second connecting splint respectively with adjustment mechanism, the restriction of the ascending angle of vertical side the pulley body pivoted location structure.

2. The wire-guiding double pulley as claimed in claim 1, wherein the telescopic connector comprises an outer rod and an inner rod, the inner rod is a threaded rod, and the outer rod is in threaded connection with the inner rod.

3. The wire-guiding double pulley according to claim 1, wherein the first connecting plate and the second connecting plate are respectively provided with a plurality of first screw holes and a plurality of second screw holes, the adjusting mechanism comprises a fixing block connected with the telescopic connecting member, and 2 adjusting rods, one end of each adjusting rod is rotatably connected with the fixing block through a pin, and the other end of each adjusting rod is respectively provided with a third screw hole and a fourth screw hole.

4. The wire-guiding double pulley according to claim 3, wherein the number of the first screw holes and the number of the second screw holes are at least 3 and are respectively and equally distributed on the first connection clamp plate and the second connection clamp plate.

5. The wire-guiding double pulley according to claim 1, wherein the positioning structure comprises 1 first cylinder and 1 first positioning rod, and a positioning block is provided on a wheel end surface of one chuck of each pulley body.

6. The wire-guiding double pulley according to claim 5, wherein the positioning structure has 2 first cylinders, 2 first cylinders are respectively mounted on the first connecting clamp plate and the second connecting clamp plate adjacent to the positioning block, and the first positioning rod is connected to the first cylinders.

7. The wire guide double pulley according to claim 1, wherein the positioning structure comprises 2 second cylinders and 2 second positioning rods, and an elastic washer is provided at an outer end of the chuck.

8. The wire-guiding double pulley of claim 7 wherein the second cylinder is connected to the second positioning rod, the second positioning rod being disposed opposite the resilient washer.