CN219627333U - Cable hanger - Google Patents

Abstract

The utility model discloses a cable hanger, which comprises a frame body and a plurality of carrier rollers, wherein the frame body comprises a plurality of hanging rods and a bottom plate, the hanging rods extend in the vertical direction and are arranged at intervals along the circumferential direction of the bottom plate so as to be suitable for hanging the bottom plate, the carrier rollers are arranged on the frame body and are arranged at intervals along the length direction of the frame body in parallel, the carrier rollers can rotate relative to the frame body so as to be suitable for a cable to pass through the frame body from the upper ends of the carrier rollers, and at least one of the carrier rollers can move along the vertical direction so as to adjust the bending radius of the cable hung on the carrier roller parts. The cable hanger disclosed by the embodiment of the utility model has the advantages of smaller volume, convenience in hanging cables below a building, higher suspension stability on the cables and better suspension effect.

Description

Cable hanger

Technical Field

The utility model relates to the technical field of power equipment, in particular to a cable hanging bracket.

Background

The overhead line is a power transmission line which is erected above the ground, the power transmission cable is fixed on a pole tower erected on the ground by an insulator to transmit electric energy, the cable is hung off the bottom surface and keeps a safe distance from the ground, and the electric energy loss in the cable is reduced by utilizing the non-conductive characteristic of air. The cable hanger in the related art is used for hanging the cable on the cable tower, and is inconvenient to hang the cable below the building due to overlarge volume, and the cable hanger in the related art has low suspension stability to the cable and has poor suspension effect.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the utility model provides the cable hanger which has the advantages of small volume, convenience in hanging cables below a building, high suspension stability on the cables and good suspension effect.

The cable hanger comprises a frame body, wherein the frame body comprises a plurality of hanging rods and a bottom plate, and the hanging rods extend in the vertical direction and are arranged at intervals along the circumferential direction of the bottom plate so as to be suitable for hanging the bottom plate; the support rollers are arranged on the frame body and are arranged at intervals in parallel along the length direction of the frame body, the support rollers can rotate relative to the frame body so as to be suitable for a cable to pass through the frame body from the upper ends of the support rollers, and at least one of the support rollers can move along the vertical direction so as to adjust the bending radius of the cable suspended on the support roller parts.

The cable hanger disclosed by the embodiment of the utility model has the advantages of smaller volume, convenience in hanging cables below a building, higher suspension stability on the cables and better suspension effect.

In some embodiments, the idlers include a first idler, a second idler, and a third idler, the first idler and the third idler are disposed on the frame and rotatable relative to the frame, the second idler is disposed between the first idler and the third idler, and the second idler is height-adjustable relative to the frame.

In some embodiments, the spacing between the second idler and the first idler is the same as the spacing between the second idler and the third idler.

In some embodiments, the cable hanger comprises a lifting frame, the second carrier roller is rotatably arranged on the lifting frame, the lifting frame is positioned on the lower side of the second carrier roller, a threaded column is arranged at the lower end of the lifting frame, the threaded column extends along the vertical direction and can be assembled on the frame body in a sliding manner, an adjusting nut is in threaded fit on the threaded column, and the adjusting nut is suitable for adjusting the length of the threaded column between the frame body and the lifting frame so as to lift the second carrier roller.

In some embodiments, the lower end of the bottom plate is provided with a reinforcing rib, the reinforcing rib extends along the length direction of the frame body, and at least part of the threaded column is slidably assembled in the reinforcing rib.

In some embodiments, the plurality of hanger rods includes a first rod, a second rod, a third rod, and a fourth rod, the first rod and the second rod are symmetrically arranged in a width direction of the frame, the first idler is rotatably disposed between the first rod and the second rod, the third rod and the fourth rod are symmetrically arranged in a width direction of the frame, and the third idler is rotatably disposed between the third rod and the fourth rod.

In some embodiments, the first and second bars are disposed at one end of the frame in a length direction, and the third and fourth bars are disposed at the other end of the frame in the length direction.

In some embodiments, the upper end of the boom is provided with a mounting portion having a mounting hole therein penetrating the mounting portion in a vertical direction to fix the upper end of the boom in a set position.

In some embodiments, the idler includes a first segment, a second segment, and a third segment, the second segment connected between the first segment and the third segment, the second segment having a smaller diameter than the first segment and the third segment to support the cable in a radial direction of the cable.

In some embodiments, the diameter of the idler varies gradually along the length of the idler, and/or the length of the idler is greater than the diameter of the cable.

Drawings

Fig. 1 is a first structural schematic diagram of a cable hanger according to an embodiment of the present utility model.

Fig. 2 is a right side schematic view of a cable hanger according to an embodiment of the present utility model.

Fig. 3 is a second structural schematic view of the cable hanger according to the embodiment of the present utility model.

Reference numerals:

a frame body 1; a boom 11; a first lever 1101; a second boom 1102; a third boom 1103; a fourth boom 1104; a mounting portion 111; a mounting hole 112; a bottom plate 12; a reinforcing rib 121;

a carrier roller 2; a first section 21; a second section 22; a third section 23; a first idler 201; a second idler 202; third idler 203;

a lifting frame 31; a threaded post 32; and a nut 33.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

A cable hanger according to an embodiment of the present utility model is described below with reference to fig. 1, 2 and 3.

The cable hanger of the embodiment of the utility model comprises a frame body 1 and a plurality of carrier rollers 2.

The frame body 1 includes a plurality of hanger rods 11 and a bottom plate 12, the plurality of hanger rods 11 extending in a vertical direction and being arranged at intervals along a circumference of the bottom plate 12 to be adapted to suspend the bottom plate 12.

Specifically, the hanger rods 11 extend in the vertical direction, the lower ends of the hanger rods 11 are connected to the upper surface of the base plate 12, the plurality of hanger rods 11 are arranged in parallel to be suitable for hanging the base plate 12 on the lower surface of the fixed building drawing, and passages are provided between the plurality of hanger rods 11 to be suitable for passing cables from the upper side of the base plate 12 and to prevent the cables from falling off from between the plurality of hanger rods 11.

The support rollers 2 are arranged on the frame body 1 and are arranged at intervals in parallel along the length direction of the frame body 1, the support rollers 2 can rotate relative to the frame body 1 so as to be suitable for a cable to pass through the frame body 1 from the upper ends of the support rollers 2, and at least one of the support rollers 2 can move along the vertical direction so as to adjust the bending radius of the cable hoisted on the support rollers 2.

Specifically, the rotation shaft of the carrier roller 2 extends in the left-right direction, so that the lower end of the cable contacts with the upper end of the carrier roller 2 when the cable extends in the front-rear direction, sliding friction suffered by the cable is converted into rolling friction when the cable is conveyed, and the cable is supported away from the ground to avoid abrasion of the surface of the cable and the ground.

When the plurality of carrier rollers 2 support the cable, the cable is bent under the action of gravity, at least one of the plurality of carrier rollers 2 can be lifted to change the arrangement shape of the plurality of carrier rollers 2, so that the lower end of the cable can be pressed against the upper ends of the plurality of carrier rollers 2, and the plurality of carrier rollers 2 support the cable at the same time. The arrangement direction of the plurality of carrier rollers 2 is the same as the bending direction of the cable, so that the radius of the cable which is supported by the plurality of carrier rollers 2 for bending is far more than ten times of the diameter of the cable, and the problems of plastic deformation and the like of the cable are avoided.

According to the cable hanger disclosed by the embodiment of the utility model, through the arrangement and combination of the plurality of carrier rollers 2, when the plurality of carrier rollers 2 support the cable, the bending radius of the cable is more than ten times of the diameter of the cable, so that the cable is prevented from plastic deformation and the like, and the cable hanger disclosed by the embodiment of the utility model has the advantages of higher suspension stability and better suspension effect on the cable. Compared with the cable hanger in the related art, the cable hanger in the embodiment of the utility model has the advantages of smaller volume, higher suspension stability and better suspension effect on the cable, and the cable hanger in the embodiment of the utility model is smaller in size and is more convenient to install below a fixed building than the cable hanger in the related art.

In some embodiments, idler 2 includes a first idler 201, a second idler 202, and a third idler 203, first idler 201 and third idler 203 are disposed on frame 1 and rotatable relative to frame 1, second idler 202 is disposed between first idler 201 and third idler 203, and second idler 202 is height-adjustable relative to frame 1.

Specifically, the first idler 201 is located at the front end of the frame 1, the third idler 203 is located at the rear end of the frame 1, the second idler 202 is located between the first idler 201 and the second idler 202, the rotation shafts of the first idler 201, the second idler 202 and the third idler 203 all extend along the left-right direction, and the first idler 201, the second idler 202 and the third idler 203 can all rotate relative to the frame 1, and the second idler 202 can move relative to the frame 1 along the vertical direction so that the height of the second idler 202 is higher than that of the first idler 201 and the third idler 203.

Therefore, when the cables are arranged on the plurality of carrier rollers 2, the cables are supported by the second carrier roller 202 and bent towards the first carrier roller 201 and the third carrier roller 203, and the first carrier roller 201 and the third carrier roller 203 are positioned on the front side and the rear side of the second carrier roller 202 and support the cables, so that the cables on the front side and the rear side of the second carrier roller 202 are supported, on one hand, the stress of the second carrier roller 202 is reduced, on the other hand, the bending radius of the cables is increased, the bending radius of the cables is larger than the diameter of the cables, and the cables are prevented from being bent and damaged.

In some embodiments, the spacing between second idler 202 and first idler 201 is the same as the spacing between second idler 202 and third idler 203.

Specifically, the first idler 201 is located on the front side of the second idler 202, the distance between the second idler 202 and the first idler 201 is the position of the first idler 201 in the front-rear direction and the distance between the second idler 202 in the front-rear direction, the third idler 203 is located on the rear side of the second idler 202, and the distance between the second idler 202 and the third idler 203 is the position of the third idler 203 in the front-rear direction and the distance between the second idler 202 in the front-rear direction.

Therefore, the first carrier roller 201 and the third carrier roller 203 are symmetrically arranged in the front-rear direction relative to the second carrier roller 202, when the first carrier roller 201, the second carrier roller 202 and the third carrier roller 203 support the cable simultaneously, the stress of the cable on the front side of the second carrier roller 202 is the same as the stress of the cable on the rear side of the second carrier roller 202 so as to reduce the deformation of the cable on the single side of the second carrier roller 202, and further, the failure problem caused by the excessive concentration of the stress of the cable is prevented.

In some embodiments, the cable hanger comprises a lifting frame 31, the second carrier roller 202 is rotatably arranged on the lifting frame 31, the lifting frame 31 is positioned at the lower side of the second carrier roller 202, a threaded column 32 is arranged at the lower end of the lifting frame 31, the threaded column 32 extends along the vertical direction and is slidably assembled on the frame body 1, an adjusting nut 33 is in threaded fit on the threaded column 32, and the adjusting nut 33 is suitable for adjusting the length of the threaded column 32 between the frame body 1 and the lifting frame 31 so as to lift the second carrier roller 202.

Specifically, the lifting frame 31 is provided on the lower side of the second carrier roller 202 such that the second carrier roller 202 is rotatably fitted to the lifting frame 31, and the lifting frame 31 is movable up and down with respect to the frame body 1 to lift the second carrier roller 202 with respect to the frame body 1.

The lower extreme of crane 31 is equipped with along the screw thread post 32 of vertical direction extension, and the periphery side of screw thread post 32 is equipped with the external screw thread, is equipped with the through-hole on the support body 1 so that screw thread post 32 can clearance fit in support body 1, makes screw thread post 32 can translate from top to bottom for support body 1. The threaded column 32 is provided with a nut 33, the nut 33 is positioned on the upper side of the frame body 1, when the nut 33 is rotated, the internal thread in the nut 33 is screwed with the external thread on the threaded column 32 to enable the threaded column 32 to move along the axial direction, and the lower end surface of the nut 33 is pressed against the upper surface of the frame body 1 under the action of gravity.

Therefore, the threaded column 32 can be driven to be communicated with the lifting frame 31 and the second carrier roller 202 to move up and down in the vertical direction through the rotating nuts 33, the threaded column 32 and the nuts 33 are in threaded fit, so that on one hand, larger acting force can be borne between the threaded column 32 and the nuts 33, the threaded column 32 is suitable for conveying heavier cables at the upper end of the second carrier roller 202, on the other hand, the fit between the threaded column 32 and the nuts 33 is more precise, the precision of adjusting the height and the size of the second carrier roller 202 is increased, the arrangement shape of the carrier rollers 2 is further the same as the bending shape of the cables, the lower ends of the cables can be pressed against the upper ends of the carrier rollers 2, the carrier rollers 2 can support the cables at the same time, the stress of the single carrier roller 2 is reduced, and the stability of the cable conveying support in the embodiment of the utility model is improved.

In some embodiments, the lower end of the base plate 12 is provided with a reinforcing rib 121, the reinforcing rib 121 extends along the length direction of the frame body 1, and at least part of the threaded column 32 is slidably assembled in the reinforcing rib 121.

Specifically, the reinforcing ribs 121 are provided on the lower surface of the base plate 12, the reinforcing ribs 121 extend in the front-rear direction, the reinforcing ribs 121 protrude downward so that the thickness dimension of the base plate 12 at the reinforcing ribs 121 is large,

therefore, on one hand, the thickness of the bottom plate 12 at the reinforcing rib 121 is larger, the length of the through hole on the bottom plate 12 for assembling the threaded column 32 is longer, the function of preventing the threaded column 32 from swinging along the radial direction is achieved, on the other hand, the reinforcing rib 121 extends along the front-back direction, the front end of the reinforcing rib 121 is located at the first carrier roller 201, and the rear end of the reinforcing rib 121 is located at the third carrier roller 203, so that the reinforcing rib 121 can effectively increase the bending strength of the bottom plate 12, and the structural stability of the cable hanger in the embodiment of the utility model is improved.

In some embodiments, the plurality of suspension rods 11 includes a first rod 1101, a second rod 1102, a third rod 1103, and a fourth rod 1104, the first rod 1101 and the second rod 1102 are symmetrically arranged in the width direction of the frame body 1, the first idler 201 is rotatably provided between the first rod 1101 and the second rod 1102, the third rod 1103 and the fourth rod 1104 are symmetrically arranged in the width direction of the frame body 1, and the third idler 203 is rotatably provided between the third rod 1103 and the fourth rod 1104.

Specifically, the first lever 1101 and the second lever 1102 are symmetrically arranged in the left-right direction, the third lever 1103 and the fourth lever 1104 are symmetrically arranged in the left-right direction, and the first lever 1101 and the third lever 1103 are located on the left side of the bottom plate 12, the second lever 1102 and the fourth lever 1102 are located on the right side of the bottom plate 12, the left end of the first carrier roller 201 is rotatably connected to the first lever 1101, the right end of the first carrier roller 201 is rotatably connected to the second lever 1102, the left end of the second carrier roller 202 is rotatably connected to the third lever 1103, and the right end of the second carrier roller 202 is rotatably connected to the fourth lever 1104.

Thus, the cable may pass between the first rod 1101 and the second rod 1102 and the upper side of the first carrier roller 201 to prevent the cable from being detached from the cable hanger of the embodiment of the present utility model, and the cable may pass between the third rod 1103 and the upper side of the second carrier roller 202 to prevent the cable from being detached from the cable hanger of the embodiment of the present utility model.

In some embodiments, the first and second bars 1101 and 1102 are provided at one end of the frame 1 in the length direction, and the third and fourth bars 1103 and 1104 are provided at the other end of the frame 1 in the length direction.

Specifically, the first lever 1101 and the second lever 1102 are provided at the front end of the frame 1 such that the first carrier roller 201 is located at the front end of the frame 1, and the third lever 1103 and the fourth lever 1104 are provided at the rear end of the frame 1 such that the second carrier roller 202 is located at the rear end of the frame 1.

Therefore, the first carrier roller 201 and the second carrier roller 202 are respectively positioned at the front end and the rear end of the bottom plate 12, so that the cable hanger can avoid the contact between the cable and the front end and the rear end of the bottom plate 12 when the cable is hoisted, and the cable is prevented from being rubbed by the bottom plate 12.

In some embodiments, the upper end of the boom 11 is provided with a mounting portion 111, and the mounting portion 111 has a mounting hole 112 penetrating the mounting portion 111 in a vertical direction therein to fix the upper end of the boom 11 at a set position.

Specifically, there are a plurality of mounting portions 111, the plurality of mounting portions 111 are in one-to-one correspondence with the plurality of hanging rods 11, the mounting portions 111 extend in the horizontal direction, the lower end faces of the mounting portions 111 are connected with the upper ends of the hanging rods 11 corresponding to the lower end faces, and mounting holes 112 are formed in the mounting portions 111 and penetrate through the mounting portions 111 in the vertical direction so that threaded fasteners can penetrate through and fix the mounting portions 111 at set positions of a fixed building.

In some embodiments, idler 2 includes a first segment 21, a second segment 22, and a third segment 23, second segment 22 being connected between first segment 21 and third segment 23, second segment 22 having a smaller diameter than first segment 21 and third segment 23 to support the cable in a radial direction of the cable.

Specifically, the left end of the carrier roller 2 is formed into a first section 21, the right end of the carrier roller 2 is formed into a third section 23, the second section 22 is connected between the first section 21 and the third section 23, and the diameter of the second section 22 is smaller than that of any one of the first section 21 and the third section 23, so that an annular groove extending along the circumferential direction of the carrier roller 2 in a closed manner is formed on the surface of the carrier roller 2, and when the carrier roller 2 frames a cable, the cable is fitted in the annular grooves formed on the surfaces of the first section 21, the second section 22 and the third section 23.

Thus, when the cable is subjected to a radial force, the cable moves towards the first section 21 or the third section 23 and the gravity force applied to the cable acts on the side of the first section 21 towards the second section 22 or the side of the third section 23 towards the second section 22, the first section 21 or the third section 23 exerting a reaction force on the cable to fix the cable between the first section 21 and the third section 23, thereby avoiding the cable moving in its radial direction.

In some embodiments, the diameter of the idler 2 varies gradually along the length of the idler 2 and/or the length of the idler 2 is greater than the diameter of the cable.

Specifically, the diameter of the carrier roller 2 is smoothly transited from the first section 21 to the third section 23, so that the surface of the carrier roller 2 is smooth, and a dumbbell structure with thinner middle and thicker ends is formed.

Therefore, the carrier roller 2 can have better neutrality to the cable, and on the other hand, the structure of the carrier roller 2 increases the contact area between the carrier roller 2 and the cable, so that the pressure between the carrier roller 2 and the cable is reduced, and the friction force born by the cable is further reduced.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While the above embodiments have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the utility model.

Claims (10)

1. A cable hanger, comprising:

the hanger comprises a hanger body and a bottom plate, wherein the hanger body comprises a plurality of hanger rods and a bottom plate, and the hanger rods extend in the vertical direction and are arranged at intervals along the circumference of the bottom plate so as to be suitable for suspending the bottom plate;

the support rollers are arranged on the frame body and are arranged at intervals in parallel along the length direction of the frame body, the support rollers can rotate relative to the frame body so as to be suitable for a cable to pass through the frame body from the upper ends of the support rollers, and at least one of the support rollers can move along the vertical direction so as to adjust the bending radius of the cable suspended on the support roller parts.

2. The cable hanger of claim 1, wherein the idlers comprise a first idler, a second idler, and a third idler, the first idler and the third idler are disposed on the frame and rotatable relative to the frame, the second idler is disposed between the first idler and the third idler, and the second idler is height-adjustable relative to the frame.

3. The cable hanger defined in claim 2, wherein a spacing between the second idler and the first idler is the same as a spacing between the second idler and the third idler.

4. The cable hanger of claim 2, comprising a lifting frame, wherein the second carrier roller is rotatably disposed on the lifting frame, the lifting frame is disposed on the lower side of the second carrier roller, a threaded column is disposed at the lower end of the lifting frame, the threaded column extends in the vertical direction and is slidably assembled on the frame body, an adjusting nut is in threaded fit on the threaded column, and the adjusting nut is suitable for adjusting the length of the threaded column between the frame body and the lifting frame so as to lift the second carrier roller.

5. The cable hanger of claim 4, wherein the lower end of the base plate is provided with a stiffener extending along the length of the frame, at least a portion of the threaded post slidably fitting within the stiffener.

6. The cable hanger of claim 2, wherein the plurality of hanger rods comprises a first rod, a second rod, a third rod, and a fourth rod, the first rod and the second rod being symmetrically disposed along a width direction of the frame, the first idler rotatably disposed between the first rod and the second rod, the third rod and the fourth rod being symmetrically disposed along a width direction of the frame, the third idler rotatably disposed between the third rod and the fourth rod.

7. The cable hanger of claim 6, wherein the first and second bars are disposed at one end of the frame in a length direction thereof, and the third and fourth bars are disposed at the other end of the frame in the length direction thereof.

8. The cable hanger of claim 6, wherein the upper end of the boom is provided with a mounting portion having a mounting hole therein penetrating the mounting portion in a vertical direction to fix the upper end of the boom in a set position.

9. The cable hanger defined in any one of claims 1 to 8, wherein the idler includes a first section, a second section and a third section, the second section being connected between the first section and the third section, the second section having a smaller diameter than the first section and the third section to support the cable in a radial direction of the cable.

10. The cable hanger defined in claim 9, wherein the diameter of the idler varies gradually along the length of the idler and/or the length of the idler is greater than the diameter of the cable.