CN218909427U

CN218909427U - Tensioning device for paying-off of power line

Info

Publication number: CN218909427U
Application number: CN202223186538.5U
Authority: CN
Inventors: 刘泽栋
Original assignee: Sanya Compass Power Design Co ltd
Current assignee: Sanya Compass Power Design Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-25
Anticipated expiration: 2032-11-29

Abstract

The utility model relates to the field of tensioning devices, and discloses a tensioning device for paying off a power line, which comprises a support frame and a first guide mechanism, wherein one side of the support frame is provided with a plurality of sliding grooves in a penetrating way, the back surface of the support frame is rotatably connected with a threaded rod, both ends of the threaded rod penetrate through the support frame, the end part of the threaded rod is fixedly connected with a rotating handle, an adjusting plate is connected onto the threaded rod in a threaded way, one side of the adjusting plate is fixedly connected with a plurality of connecting rods which are in sliding connection with the sliding grooves, one end of each connecting rod penetrates through the sliding grooves and is rotatably connected with a first guide roller, and one side of the support frame, which is close to the first guide roller, is rotatably connected with a plurality of second guide rollers which correspond to the first guide roller.

Description

Tensioning device for paying-off of power line

Technical Field

The utility model relates to the field of tensioning devices, in particular to a tensioning device for paying off a power line.

Background

In the power grid erection process, the power line is required to be erected on the power line frame, then the power line is tensioned and fixed, waste caused by falling of the power line is avoided, and the power line is generally tensioned by adopting a manual or matched tensioning device.

In order to improve the efficiency when tensioning the power line, a plurality of improvements are made to the tensioning device in the prior art, such as the patent of publication No. CN210326726U discloses a power line tensioning device for power paying-off, and the power line tensioning device comprises a support frame, the left and right sides of the front end of the support frame are fixedly connected with a first guiding mechanism, the middle position of the support frame is slidably connected with a second guiding mechanism, the rear end of the second guiding mechanism is fixedly connected with a control mechanism, and the control mechanism is mounted on the back of the support frame. This power is power line straining device for unwrapping wire, cooperation through first gyro wheel, second gyro wheel and bearing has avoided the sliding friction to the power line, has prevented the wearing and tearing of power line, through the effect of slider, make the slider can drive second guiding mechanism along slide downstream to realize the tensioning of power line, through the cooperation of first gear, second gear and threaded rod, realized the motion of slider, and because the self-locking function of screw thread, realized the fixed position of slider, saved operating time, increased work efficiency.

The prior art has obvious beneficial effects, but has the following defects:

in the prior art, only a single second guiding mechanism moves downwards to pull down the power line so as to tension the cable, but the single second guiding mechanism has low efficiency, and fewer power lines can be pulled back each time, so that a tensioning device for paying off the power line is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tensioning device for paying off a power line, which aims to solve the problem that the tensioning efficiency of the power line is low in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tensioning device that power line unwrapping wire was used, including support frame and first guiding mechanism, a plurality of spouts have been seted up in running through in one side of support frame, the back rotation of support frame is connected with the threaded rod, the support frame is all run through at the both ends of threaded rod, the tip fixedly connected with of threaded rod changes the handle, threaded connection has the regulating plate on the threaded rod, one side fixedly connected with of regulating plate a plurality of connecting rods with spout sliding connection, the one end of connecting rod runs through the spout and rotates and be connected with first guide roll, one side that the support frame is close to first guide roll rotates and is connected with a plurality of second guide rolls that correspond with first guide roll.

Preferably, the adjusting plates are two, the two adjusting plates are symmetrically arranged, the first guide rollers and the second guide rollers are arranged in two groups, the two groups of first guide rollers are arranged in a staggered mode, the two groups of first guide rollers are respectively arranged corresponding to the two second adjusting plates, and the two groups of second guide rollers are respectively arranged corresponding to the two groups of first guide rollers.

Preferably, the threaded rod is a bidirectional screw rod, and the two adjusting plates are respectively in threaded connection with two reverse thread grooves on the threaded rod.

Preferably, the number of the first guide mechanisms is four, and each two first guide mechanisms are respectively corresponding to one group of the first guide rollers.

Preferably, the back fixedly connected with two gag levers of support frame, two regulating plates are run through to the one end of gag lever post, and regulating plate and gag lever post sliding connection.

Preferably, the outer wall of the rotating handle is fixedly connected with a pull rod.

Preferably, the extension rod is connected in a sliding way in the pull rod, and the outer walls of the pull rod and the extension rod are both provided with an anti-skid sleeve.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the power line is tensioned by arranging the plurality of first guide rollers capable of adjusting the upper and lower parts and matching with the second guide rollers, so that the length of the power line which can be tensioned by the plurality of first guide rollers moving downwards at one time is longer, and the efficiency of tensioning the power line is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the back structure of the support frame of the present utility model;

FIG. 3 is a schematic view of the structure of the handle, the tie rod and the extension rod of the present utility model;

fig. 4 is a schematic diagram of a winding position structure of the power line of the present utility model.

In the figure: 1. a support frame; 2. a first guide mechanism; 3. a chute; 4. a threaded rod; 5. a rotating handle; 6. an adjusting plate; 7. a connecting rod; 8. a first guide roller; 9. a second guide roller; 10. a limit rod; 11. a pull rod; 12. and an extension rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1-4, a tensioning device for paying off a power line comprises a support frame 1 and a first guiding mechanism 2, wherein one side of the support frame 1 is provided with a plurality of sliding grooves 3 in a penetrating mode, the back of the support frame 1 is rotatably connected with a threaded rod 4, two ends of the threaded rod 4 are provided with the support frame 1 in a penetrating mode, the end portion of the threaded rod 4 is fixedly connected with a rotating handle 5, the threaded rod 4 is provided with an adjusting plate 6 in a threaded mode, one side of the adjusting plate 6 is fixedly connected with a plurality of connecting rods 7 which are slidably connected with the sliding grooves 3, one end of each connecting rod 7 is provided with a first guiding roller 8 in a penetrating mode, and one side, close to the first guiding roller 8, of the support frame 1 is rotatably connected with a plurality of second guiding rollers 9 corresponding to the first guiding rollers 8.

Referring to fig. 1, 2 and 4, the structure of the tensioning device in the present utility model is similar to that of the existing tensioning device, such as a power line tensioning device for paying out power disclosed in the patent publication CN210326726U, and the main improvement of the present utility model is to increase the tensioning efficiency of the tensioning device on the power line. When the power line is tensioned, the power line is wound around the first guide mechanism 2, then wound around the lower part of the first guide roller 8 and wound around the upper part of the second guide roller 9, and finally wound around the other first guide mechanism 2, and the rotating handle 5 is rotated at the moment, so that the threaded rod 4 drives the adjusting plate 6 to move, the adjusting plate 6 drives the plurality of first guide rollers 8 to move through the plurality of connecting rods 7, the first guide rollers 8 tension the power line, and the plurality of first guide rollers 8 can tension the power line at one time, so that the efficiency of tensioning the power line is improved.

Referring to fig. 1, 2 and 4, the two adjusting plates 6 are symmetrically arranged, the first guiding rollers 8 and the second guiding rollers 9 are arranged in two groups, the two groups of the first guiding rollers 8 are arranged in a staggered manner, the two groups of the first guiding rollers 8 are respectively arranged corresponding to the two second adjusting plates 6, the two groups of the second guiding rollers 9 are respectively arranged corresponding to the two groups of the first guiding rollers 8, the power line is tensioned by the mutual approaching of the two groups of the staggered first guiding rollers 8, the two adjacent first guiding rollers 8 can be close to each other in a staggered manner, a certain space is reserved between each group of the two adjacent first guiding rollers 8 when the power line is wound again, and the space is larger than the width of the chute 3, so that the power line is conveniently wound on the first guiding rollers 8.

Referring to fig. 2, the threaded rod 4 is a bidirectional screw rod, two adjusting plates 6 are respectively in threaded connection with two reverse thread grooves on the threaded rod 4, and by rotating the rotating handle 5, the threaded rod 4 can drive the two adjusting plates 6 to be close to or far away from each other, and the two adjusting plates 6 drive the first guide roller 8 to move to tighten the power line, so that the first guide roller 8 can be conveniently moved.

Referring to fig. 1 and 4, the number of the first guiding mechanisms 2 is four, and each two first guiding mechanisms 2 are respectively corresponding to one group of the first guiding rollers 8, the plurality of first guiding mechanisms 2 can guide multiple power lines, so that the first guiding mechanisms can conveniently slide with the first guiding rollers 8, the first guiding rollers 8 pull the power lines, and the winding mode of the power lines is shown in fig. 4.

Referring to fig. 2, two limiting rods 10 are fixedly connected to the back of the support frame 1, one end of each limiting rod 10 penetrates through two adjusting plates 6, the adjusting plates 6 are slidably connected with the limiting rods 10, and the limiting rods 10 can limit the adjusting plates 6, so that the adjusting plates can be kept stable during movement, and the stability and strength of the adjusting plates are improved.

Referring to fig. 2 and 3, the outer wall of the rotating handle 5 is fixedly connected with a pull rod 11, and the rotating handle 5 is pulled to rotate by the pull rod 11, so that the power line with larger weight is conveniently tensioned.

Referring to fig. 3, an extension rod 12 is slidably connected to the pull rod 11, anti-slip sleeves are respectively disposed on the outer walls of the pull rod 11 and the extension rod 12, the extension rod 12 can be pulled from the pull rod 11 to the inside and the outside, the force of the lever is increased, and the rotation of the rotating handle 5 through the extension rod 12 is facilitated to tighten the power line.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides a tensioning device that power line unwrapping wire was used, including support frame (1) and first guiding mechanism (2), a plurality of spouts (3) have been seted up in one side of support frame (1) run through, the back rotation of support frame (1) is connected with threaded rod (4), support frame (1) are all run through at the both ends of threaded rod (4), the tip fixedly connected with of threaded rod (4) changes handle (5), threaded connection has regulating plate (6) on threaded rod (4), one side fixedly connected with of regulating plate (6) a plurality of connecting rods (7) with spout (3) sliding connection, one end of connecting rod (7) runs through spout (3) and rotates and be connected with first guide roll (8), one side rotation that support frame (1) is close to first guide roll (8) is connected with a plurality of second guide rolls (9) that correspond with first guide roll (8).

2. The tension device for paying off the power line according to claim 1, wherein the number of the adjusting plates (6) is two, the two adjusting plates (6) are symmetrically arranged, the first guide rollers (8) and the second guide rollers (9) are arranged in two groups, the two groups of the first guide rollers (8) are arranged in a staggered mode, the two groups of the first guide rollers (8) are respectively arranged corresponding to the two second adjusting plates (6), and the two groups of the second guide rollers (9) are respectively arranged corresponding to the two groups of the first guide rollers (8).

3. The tension device for paying off the power line according to claim 1, wherein the threaded rod (4) is a bidirectional screw rod, and the two adjusting plates (6) are respectively in threaded connection with two reverse thread grooves on the threaded rod (4).

4. The tension device for paying out a power line according to claim 1, wherein the number of the first guide mechanisms (2) is four, and each two first guide mechanisms (2) are respectively provided corresponding to one set of the first guide rollers (8).

5. The tension device for paying off the power line according to claim 1, wherein the back of the supporting frame (1) is fixedly connected with two limiting rods (10), one end of each limiting rod (10) penetrates through the two adjusting plates (6), and the adjusting plates (6) are in sliding connection with the limiting rods (10).

6. The tension device for paying out a power line according to claim 1, wherein the outer wall of the rotary handle (5) is fixedly connected with a pull rod (11).

7. The tension device for paying off the power line according to claim 6, wherein the pull rod (11) is slidably connected with the extension rod (12), and the outer walls of the pull rod (11) and the extension rod (12) are respectively provided with an anti-skid sleeve.