CN114123044A

CN114123044A - A 360-degree cable pay-off pulley

Info

Publication number: CN114123044A
Application number: CN202111447362.1A
Authority: CN
Inventors: 郭约法; 周继承
Original assignee: Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-03-01

Abstract

The invention discloses a 360-degree cable pay-off pulley, comprising a support seat, a connection seat and a pulley, the connection seat includes a fixed seat fixed at the center of the top of the support seat, and a rotating seat is movably connected to the top of the fixed seat, The inside of the rotating seat is fixed with a connecting piece, the top of the connecting piece is rotatably connected with a pulley through bolts, the outer wall of the rotating seat is annularly fixed with an angle adjustment gear, and the inside of the fixed seat is installed with an angle adjustment gear. The gear is meshed and connected with an angle adjustment piece. The invention has novel structure and ingenious conception. The angle adjustment member and the angle adjustment gear are used to adjust the angle of the rotating seat, so as to realize the adjustment of any angle and position of the pulley during the working process. The vertical height can meet more position changes of pulleys, so as to meet more demands in actual cable laying, easy to use, and help to improve cable laying efficiency.

Description

360 degree cable unwrapping wire pulley

Technical Field

The invention relates to the technical field of cable paying-off equipment, in particular to a 360-degree cable paying-off pulley.

Background

Cabling refers to the process of laying and installing cables along the surveyed route to form a cable run. According to the use occasion, the method can be divided into a plurality of laying modes such as overhead, underground (pipelines and direct burial), underwater, walls, tunnels and the like. The reasonable selection of the laying mode of the cable is very important for ensuring the transmission quality, reliability, construction maintenance and the like of the line.

The paying-off pulley is mainly used for cable extending and direction changing positions and protecting cables from friction. The support frame that can have unwrapping wire pulley is iron, and sliding part is colloid, at the cable discharge in-process, puts up in the position of pipeline mouth or turn, but at the in-process of cable discharge, because tensile reason, often can walk the position, the position is walked to fixed pulley, and the cable conductor is hindered to very easy pulling, and the cable conductor can cause direct serious economic loss owing to the damage that produces in the work progress, also can cause very big potential safety hazard. Therefore, it is necessary to design a 360 degree cable payout pulley.

Disclosure of Invention

Aiming at the situation and overcoming the defects of the prior art, the invention provides the 360-degree cable paying-off pulley which is novel in structure and ingenious in conception, the angle of the rotary seat is adjusted through the angle adjusting piece and the angle adjusting gear, so that the adjustment of any angle and position of the pulley in the working process is realized, meanwhile, the vertical height is changed by combining the supporting seat capable of adjusting the height, so that more position changes of the pulley are met, more requirements in actual cable laying are met, the use is convenient, and the cable laying efficiency is improved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a 360 degree cable unwrapping wire pulleys, includes supporting seat, connecting seat and pulley, the top center department of supporting seat installs the connecting seat, it is connected with the pulley to rotate on the connecting seat, the connecting seat is including fixing the fixing base in supporting seat top center department, the top swing joint of fixing base has the roating seat, the inside of roating seat is fixed with the connecting piece, the top of connecting piece is rotated through the bolt and is connected with the pulley, the outer wall of roating seat is cyclic annular and is fixed with angle adjusting gear, the internally mounted of fixing base has angle adjusting part with angle adjusting gear meshing.

Preferably, the angle adjusting part comprises a sliding seat, a reciprocating screw rod, a reciprocating slide block, a gear rack and a knob;

the bottom inner wall at the fixing base is fixed to the slide, the inside of slide rotates and is connected with reciprocal lead screw, the meshing is connected with reciprocal slider on the reciprocal lead screw, install the gear strip of being connected with the meshing of angle modulation gear on the reciprocal slider, the knob of being connected with reciprocal lead screw transmission is installed to the outer wall of slide.

Preferably, the top inner wall of fixing base is symmetrically installed with spacing round, spacing round roll connection is inside the arc spout of roating seat outer wall.

Preferably, the supporting seat comprises an upper supporting plate fixed at the bottom of the fixing seat, and the upper supporting plate is connected with the lower supporting plate through a height adjusting piece.

Preferably, the height adjusting piece comprises a bidirectional screw rod, a first sliding block, a supporting rod and a rotary handle;

go up and be provided with two-way lead screw between backup pad and the bottom suspension fagging, the both ends meshing of two-way lead screw is connected with first slider, and two first sliders all through the bracing piece respectively with last backup pad and bottom suspension fagging swing joint, the swing handle is installed to the one end of two-way lead screw.

Preferably, both ends of the supporting rod are respectively connected with the upper supporting plate and the lower supporting plate through hinges.

Preferably, the four corner positions at the top of the lower supporting plate are provided with buffer rods, the top ends of the buffer rods penetrate through holes formed in the periphery of the upper supporting plate, and buffer springs for connecting the upper supporting plate and the lower supporting plate are sleeved on the buffer rods.

The invention has the beneficial effects that:

1. the angle adjusting piece and the angle adjusting gear are arranged to adjust the angle of the rotating seat, so that the pulley can be adjusted at any angle and position in the working process, and the vertical height of the pulley can be changed by combining the supporting seat capable of adjusting the height, so that more position changes of the pulley can be met, more requirements in actual cable laying can be met, the use is convenient, and the cable laying efficiency can be improved;

2. the pulley can reduce the resistance of the cable, reduce the construction difficulty, prevent the pulley from shifting at the designated position, prevent the cable from being damaged due to construction, achieve the effect of protecting the cable, reduce the direct and serious economic loss, and avoid the hidden danger of safety accidents;

3. the fixed seat rolls in the arc-shaped sliding groove on the outer wall of the rotating seat through the limiting wheel on the inner wall, so that the limiting effect is achieved;

4. through the buffer rod that sets up, play limiting displacement at the slip of through-hole, buffer spring's setting moreover to play absorbing effect, help improving the stability of supporting seat in the adjustment process, thereby help improving the quality of laying of cable.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall plan structure of the present invention;

FIG. 2 is a schematic cross-sectional plan view of the angle adjustment member of the present invention;

FIG. 3 is a schematic plan view of the supporting base of the present invention;

FIG. 4 is a schematic top plan view of the fixing base of the present invention;

reference numbers in the figures: 1. a supporting seat; 11. an upper support plate; 12. a height adjustment member; 121. a bidirectional screw rod; 122. a first slider; 123. a support bar; 124. turning a handle; 13. a lower support plate; 14. a buffer rod; 15. a through hole; 16. a buffer spring; 2. a connecting seat; 21. a fixed seat; 22. an angle adjusting member; 221. a slide base; 222. a reciprocating screw rod; 223. a reciprocating slide block; 224. a gear rack; 225. a knob; 23. a rotating base; 24. a connecting member; 25. an angle adjusting gear; 26. an arc-shaped chute; 27. a limiting wheel; 3. a pulley; 4. and (4) bolts.

Detailed Description

The technical scheme of the invention is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

Example one

As shown in fig. 1, fig. 2 and fig. 4, the present invention provides the following technical solutions: a 360-degree cable paying-off pulley, which comprises a supporting seat 1, connecting seat 2 and pulley 3, pulley 3's the resistance that sets up the reducible cable, reduce the construction degree of difficulty, let the pulley can not shift at the assigned position, prevent the cable damage because of the construction reason causes, reach the effect of protection cable, reduce direct serious economic loss, the hidden danger of incident has been avoided, connecting seat 2 is installed to the top center department of supporting seat 1, it is connected with pulley 3 to rotate on the connecting seat 2, connecting seat 2 is including fixing the fixing base 21 in the central department in 1 top of supporting seat, the top swing joint of fixing base 21 has roating seat 23, the inside of roating seat 23 is fixed with connecting piece 24, the top of connecting piece 24 is rotated through bolt 4 and is connected with pulley 3, the outer wall of roating seat 23 is cyclic annular fixed angle adjusting gear 25, the internally mounted of fixing base 21 is connected with angle adjusting gear 25 meshing and is connected with angle adjusting piece 22.

Preferably, the angle adjusting member 22 includes a sliding seat 221, a reciprocating screw rod 222, a reciprocating slider 223, a gear bar 224 and a knob 225, the sliding seat 221 is fixed on the inner wall of the bottom of the fixing seat 21, the reciprocating screw rod 222 is rotatably connected inside the sliding seat 221, the reciprocating screw rod 222 is connected with the reciprocating slider 223 in a meshing manner, the gear bar 224 connected with the angle adjusting gear 25 in a meshing manner is installed on the reciprocating slider 223, the knob 225 connected with the reciprocating screw rod 222 in a transmission manner is installed on the outer wall of the sliding seat 221, when the angle of the pulley 3 needs to be changed to adapt to different cable laying conditions, a tool is adopted to rotate the knob 225 to drive the reciprocating screw rod 222 to rotate inside the sliding seat 221, so as to drive the reciprocating slider 223 to move inside the sliding seat 221, and then drive the gear bar 224 to move, and further drive the angle adjusting gear 25 to perform angle adjustment, and finally realize angle adjustment of the pulley 3, thereby satisfying more requirements in actual cable laying, convenient to use helps improving cable laying efficiency.

Preferably, spacing wheel 27 is installed to the top inner wall symmetry of fixing base 21, and spacing wheel 27 roll connection is inside the arc spout 26 of roating seat 23 outer wall, and fixing base 21 rolls inside the arc spout 26 of roating seat 23 outer wall through the spacing wheel 27 of inner wall, plays limiting displacement.

Example two

In the first embodiment, the height of the supporting base 1 is not easily adjusted, and referring to fig. 1 and 3, as another preferred embodiment, the difference from the first embodiment is that the supporting base 1 includes an upper supporting plate 11 fixed at the bottom of a fixing base 21, and the upper supporting plate 11 is connected with a lower supporting plate 13 through a height adjusting member 12.

Preferably, the height adjusting member 12 includes a bidirectional screw rod 121, a first slider 122, a support rod 123 and a rotary handle 124, a bidirectional screw rod 121 is arranged between the upper support plate 11 and the lower support plate 13, the two ends of the bidirectional screw rod 121 are engaged with the first slider 122, and the two first sliders 122 are respectively movably connected with the upper support plate 11 and the lower support plate 13 through the support rod 123, the rotary handle 124 is installed at one end of the bidirectional screw rod 121, the rotary handle 124 is clockwise rotated, the bidirectional screw rod 121 is driven to rotate, the two first sliders 122 can be driven to move in opposite directions on the bidirectional screw rod 121, so that the support plate 11 is driven to lift up by the support rod 123, the rotary handle 124 is counterclockwise rotated, so that the support plate 11 can be driven to descend, so as to satisfy more position changes of pulleys, so as to satisfy more requirements when actual cables are laid, and convenient to use, which helps to improve the cable laying efficiency.

Preferably, both ends of the supporting rod 123 are respectively connected with the upper supporting plate 11 and the lower supporting plate 13 by hinges.

Preferably, buffer rod 14 is installed to four turning position departments in top of lower bolster 13, the through-hole 15 that sets up all around of last backup pad 11 is passed on buffer rod 14's top, buffer spring 16 who connects upper support plate 11 and lower bolster 13 has been cup jointed on buffer rod 14, buffer rod 14 through setting up is at the slip of through-hole 15, play limiting displacement, and buffer spring 16's setting, in order to play absorbing effect, help improving the stability of supporting seat 1 in accommodation process, thereby help improving the laying quality of cable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A 360-degree cable pay-off pulley, comprising a support seat (1), a connection seat (2) and a pulley (3), a connection seat (2) is installed at the top center of the support seat (1), and the A pulley (3) is rotatably connected to the connecting seat (2), and is characterized in that: the connecting seat (2) includes a fixing seat (21) fixed at the top center of the supporting seat (1), and the fixing seat (21) A rotating seat (23) is movably connected to the top of the rotating seat, a connecting piece (24) is fixed inside the rotating seat (23), and a pulley (3) is rotatably connected to the top of the connecting piece (24) through a bolt (4), An angle adjusting gear (25) is fixed on the outer wall of the rotating seat (23) in an annular shape, and an angle adjusting member (22) is installed inside the fixed seat (21) in meshing connection with the angle adjusting gear (25).

2. A 360-degree cable pay-off pulley according to claim 1, characterized in that: the angle adjustment member (22) comprises a sliding seat (221), a reciprocating screw (222), and a reciprocating sliding block (223) , gear rack (224) and knob (225);

The sliding seat (221) is fixed on the bottom inner wall of the fixing seat (21), a reciprocating screw rod (222) is rotatably connected inside the sliding seat (221), and a reciprocating screw rod (222) is engaged and connected with a reciprocating screw rod (222). A slider (223), the reciprocating slider (223) is provided with a gear rack (224) engaged with the angle adjustment gear (25), and the outer wall of the slider (221) is mounted with a reciprocating screw (222) ) drive connection knob (225).

3. A 360-degree cable pay-off pulley according to claim 2, wherein a limit wheel (27) is symmetrically installed on the top inner wall of the fixed seat (21), and the limit wheel (27) rolls Connected to the inside of the arc-shaped chute (26) on the outer wall of the rotating seat (23).

4. A 360-degree cable pay-off pulley according to claim 1, characterized in that: the support base (1) comprises an upper support plate (11) fixed at the bottom of the fixed base (21), and the upper support The plate (11) is connected with the lower support plate (13) through a height adjustment piece (12).

5. A 360-degree cable pay-off pulley according to claim 4, wherein the height adjustment member (12) comprises a bidirectional screw rod (121), a first slider (122), a support rod (123) ) and the handle (124);

A bidirectional screw rod (121) is arranged between the upper support plate (11) and the lower support plate (13), and both ends of the bidirectional screw rod (121) are engaged and connected with a first sliding block (122), and the two Each of the first sliders (122) is movably connected to the upper support plate (11) and the lower support plate (13) respectively through support rods (123), and one end of the bidirectional screw rod (121) is installed with a rotary handle (124) .

6. A 360-degree cable pay-off pulley according to claim 5, characterized in that: both ends of the support rod (123) are connected to the upper support plate (11) and the lower support plate (13) respectively through hinges connect.

7. A 360-degree cable pay-off pulley according to claim 4, characterized in that: buffer rods (14) are installed at the top four corner positions of the lower support plate (13), and the buffer rods ( The top end of 14) passes through the through holes (15) provided around the upper support plate (11), and the buffer rod (14) is sleeved with a buffer spring ( 16).