CN113300276B

CN113300276B - Cable bracket

Info

Publication number: CN113300276B
Application number: CN202110848501.5A
Authority: CN
Inventors: 张凯
Original assignee: Molang Jiangsu Electric Co ltd
Current assignee: Molang Jiangsu Electric Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-10-22
Anticipated expiration: 2041-07-27
Also published as: CN113300276A

Abstract

The application discloses a cable bracket, which comprises a bracket shell, a rotary lifting assembly, a force application rod, a bracket supporting leg assembly and a cable fixing assembly; the bracket shell main body is in a hollow cylindrical shape and comprises a hollow pipe body, the hollow pipe body is positioned inside the bracket shell, and the hollow pipe body comprises a lifting rope passing hole; the lifting device comprises a bracket shell, a plurality of rotary lifting assemblies, a lifting mechanism and a lifting rope, wherein the bracket shell is provided with a main body, the rotary lifting assemblies are arranged on the bracket shell, and each rotary lifting assembly comprises a rotary ring, a ratchet mechanism, a ratchet failure assembly, a force application hole, a lifting rope winding drum and a rotary bearing; the rotating ring is annular, can be rotated and fixedly connected to the hollow tube body, and is positioned with a force application hole; the ratchet mechanism is used for limiting the rotation direction of the rotating ring; the lifting rope winding drum is fixed on the rotating ring and used for winding and positioning the lifting rope; the lifting rope is used for lifting a cable, one end of the lifting rope is wound and positioned on the lifting rope winding drum, the other end of the lifting rope winding drum is positioned with a cable fixing component, and the cable fixing component is used for fixing the cable on the lifting rope; the bracket leg assembly is used for supporting the bracket shell.

Description

Cable bracket

Technical Field

The invention relates to the technical field of cable support, in particular to a cable bracket.

Background

At present, when cable construction or cable accident handling is carried out on site, soil layers for embedding cables are often planed, the cables are supported from the ground, then cable heads are manufactured, the mode of manufacturing the cable heads is basically that the cable heads are manually held up or supported by supports, and the efficiency is low and the labor intensity is high.

In the prior art, in order to solve the problems, when cable construction or cable accident handling is carried out, workers often carry a cable bracket to assist in cable construction; however, the cable tray in the prior art is generally large in size and inconvenient to carry; and during in-service use (site operation), often meet (for the convenience of cable construction) need once hold up many cables and need many cables lifting to different height but can't utilize prior art cable tray to realize (the practicality is poor) technical problem.

Disclosure of Invention

The embodiment of the application provides a cable tray, has solved among the prior art cable tray inconvenient carrying, can't promote many cables to not co-altitude, the poor technical problem of practicality, has realized that cable tray portability and practicality are good and can promote many cables to not co-altitude's technological effect.

The embodiment of the application provides a cable bracket, which comprises a bracket shell, a rotary lifting assembly, a force application rod, a bracket supporting leg assembly and a cable fixing assembly;

the bracket shell is a shell of a cable bracket, the main body of the bracket shell is hollow cylindrical and comprises a hollow pipe body, the hollow pipe body is positioned inside the bracket shell, the hollow pipe body comprises a lifting rope passing hole, and the lifting rope passing hole is used for the passing of a lifting rope;

the rotary lifting assembly comprises a plurality of rotary lifting assemblies, a plurality of ratchet mechanisms, a ratchet failure assembly, a force application hole, a lifting rope reel and a rotary bearing, wherein the rotary lifting assemblies are positioned on the bracket shell, the main body of the rotary lifting assembly is cylindrical, the axial directions of all the rotary lifting assemblies are the same as the axial direction of the bracket shell;

the rotating ring is annular and can be fixedly connected to the hollow pipe body in a rotating way through the rotating bearing, and a force application hole is positioned on the rotating ring;

the ratchet mechanism is used for limiting the rotation direction of the rotating ring;

the ratchet wheel failure assembly is positioned on the rotating ring and used for enabling the ratchet wheel mechanism to fail;

the lifting rope winding drum is fixed on the rotating ring and used for winding and positioning the lifting rope;

the lifting rope is used for lifting a cable, one end of the lifting rope is wound and positioned on the lifting rope winding drum, the other end of the lifting rope is positioned with a cable fixing component, and the cable fixing component is used for fixing the cable on the lifting rope;

the force application rod is rod-shaped and is used for guiding force;

the bracket leg assembly is used for supporting the bracket shell and is fixedly connected to the bottom of the bracket shell in a rotatable mode, and the cable bracket can be folded into a cylindrical shape.

Preferably the cradle leg assembly comprises a leg body and a rotation lock assembly;

the supporting leg main bodies are rod-shaped, the number of the supporting leg main bodies is three or more, and the supporting leg main bodies can be rotatably and fixedly connected to the bottom of the bracket shell;

the rotation locking assembly is used for limiting the rotation angle of the supporting leg main body;

the supporting leg main body is located at one end, far away from the bracket shell, of the supporting leg main body and is provided with a ground contact arc plate, and the ground contact arc plate is an arc plate body and is in direct contact with the ground.

Preferably, the leg body comprises a first rod and a second rod;

one end of the first rod body is rotatably and fixedly connected to the bracket shell, and a rotating locking assembly is positioned at the rotating position;

one end of the second rod body is rotatably and fixedly connected with one end, far away from the bracket shell, of the first rod body, and a rotation locking assembly is positioned at the rotation position.

Preferably, the device also comprises an auxiliary rotating assembly;

the auxiliary rotating assembly comprises a bearing shell, a rotating wheel driving assembly, a driving assembly sliding guide rail and a spring;

the bearing shell is of a box structure and is used for bearing the rotating wheel driving assembly, the driving assembly sliding guide rail and the spring;

the rotating wheel is positioned on the rotating wheel driving assembly and is used for driving the rotating ring to rotate through friction force;

the rotating wheel driving assembly is positioned inside the bearing shell;

the driving component sliding guide rail is positioned in the bearing shell;

the rotating wheel driving assembly is positioned on the driving assembly sliding guide rail in a sliding manner;

one end of the spring is positioned on the inner wall of the bearing shell, and the other end of the spring is positioned on the rotating wheel driving component;

when the auxiliary rotating assembly is actually used, a user holds the auxiliary rotating assembly to be attached to the bracket shell, so that the rotating wheel is attached to the rotating ring.

Preferably, the device also comprises a rotating ring synchronous rotating assembly;

the rotating ring synchronous rotating assembly comprises a spline hollow shaft, a sliding block and a block positioning assembly;

the spline hollow shaft is sleeved and positioned on the rotating ring;

the block positioning assemblies are fixed on the rotating ring, and the number of the block positioning assemblies is the same as that of the rotating ring;

the sliding block is positioned on the block positioning assembly in a sliding mode, and the sliding direction of the sliding block is the same as the axial direction of the rotating ring;

a groove is positioned on the sliding block body and is matched with the spline hollow shaft;

the rotating ring synchronous rotating assembly can lock the relative rotation of the rotating rings;

the cable fixing component comprises a splicing rod and a splicing component;

the number of the splicing rods is multiple, and the splicing rods can be spliced with each other through the splicing assembly;

one lifting rope is only fixed on one splicing rod;

the user utilizes the synchronous rotating assembly of rotating ring and the concatenation of concatenation pole, realizes that single cable is hoisted by a plurality of rotation hoisting assemblies.

Preferably, the cable fixing component further comprises a strip-shaped cloth;

the strip-shaped cloth can be spliced with the splicing rods through the splicing assembly.

Preferably also includes a rolling ball assembly;

the landing leg main body further comprises a third rod body, the ground contact arc plate is rotatably and fixedly connected to one end, far away from the first rod body, of the second rod body, and a rotation locking assembly is positioned at the connecting position;

one end of the third rod body is also fixedly connected with one end, far away from the first rod body, of the second rod body in a rotatable mode, and the axis of the rotating shaft of the third rod body is overlapped with the axis of the rotating shaft of the ground contact arc-shaped plate;

a rolling ball assembly is positioned at one end of the third rod body, which is far away from the second rod body;

the rolling ball assembly comprises a rolling ball main body and a rolling ball positioning bracket;

the rolling ball main body is spherical and is a combination of two hemispheres;

the rolling ball positioning support is used for being detachably positioned on the rolling ball main body, and the rolling ball positioning support is fixed at one end, far away from the second rod body, of the third rod body.

Preferably, a connecting rope is positioned at one end of the force application rod;

the inside location of roll ball main part have interior rope fastening components, under the cable tray state of carrying, interior rope fastening components can dismantle fixed connection with the roll ball main part on the connection rope.

Preferably, the number of the bearing shell, the number of the rotating wheel driving assemblies, the number of the driving assembly sliding guide rails and the number of the springs are two, and the two bearing shells, the two rotating wheel driving assemblies, the two driving assembly sliding guide rails and the two springs are respectively positioned at two ends of the rotating wheel;

the rotating wheel can be folded along the axis direction of the rotating wheel.

Preferably, the rotary lifting assembly further comprises a lifting rope passage tube, which is tubular and penetrates the lifting rope passage hole, for guiding the movement of the lifting rope.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

the cable bracket is designed to be folded into a cylindrical structure, so that the portability of the cable bracket is improved, a plurality of rotary lifting assemblies with the same structure are arranged on the cable bracket, each rotary lifting assembly is matched with one cable fixing assembly, and acting force is applied to different rotary lifting assemblies through the force applying rod to force different rotary lifting assemblies to rotate different turns so as to lift different cables to different heights; the technical problems that in the prior art, a cable bracket is inconvenient to carry, cannot lift a plurality of cables to different heights and is poor in practicability are effectively solved, and the technical effects that the cable bracket is good in portability and practicability and can lift the plurality of cables to different heights are achieved.

Drawings

FIG. 1 is a schematic view of a cable tray according to the present invention in use;

FIG. 2 is a schematic view of a cable tray according to the present invention in a stored state;

FIG. 3 is a schematic structural view of a cable retention assembly of the cable tray of the present invention;

FIG. 4 is a schematic view of another use of the cable tray of the present invention;

FIG. 5 is a cross-sectional view of the rotating lift assembly of the cable tray of the present invention;

FIG. 6 is a partial cross-sectional view of the rotating lift assembly of the cable tray of the present invention;

FIG. 7 is a schematic view of the appearance of the rotating lifting assembly of the cable tray of the present invention;

FIG. 8 is a schematic view of the ratchet mechanism of the cable tray of the present invention;

FIG. 9 is a schematic structural view of the hollow tube and the ratchet mechanism of the cable tray of the present invention;

FIG. 10 is a schematic view of the construction of the hoist rope reel of the cable tray of the present invention;

FIG. 11 is a schematic view of the rolling ball positioning bracket of the cable tray of the present invention;

FIG. 12 is a schematic view of the position relationship between the rolling balls and the rolling ball positioning brackets of the cable tray of the present invention;

FIG. 13 is a schematic view of the rolling ball of the cable tray of the present invention;

FIG. 14 is a schematic view of the position of the in-ball cord positioning assembly and the roller ball of the cable tray of the present invention;

FIG. 15 is a schematic view of the construction of the strip of fabric of the cable tray of the present invention;

FIG. 16 is a schematic view of the leg extension assembly of the cable tray of the present invention;

FIG. 17 is a schematic view of the auxiliary rotating assembly of the cable tray of the present invention;

FIG. 18 is a schematic view of the rotating wheel folding assembly of the cable tray of the present invention;

in the figure:

bracket shell 100, force application rod positioning component 110, hollow tube 120, lifting rope passing hole 130,

The rotary lifting assembly 200, the rotary ring 210, the ratchet mechanism 220, the ratchet 221, the pawl 222, the pawl positioning ring 223, the ratchet failure assembly 230, the key 231, the trigger rod 232, the force application hole 240, the lifting rope 250, the lifting rope drum 260, the lifting rope passage pipe 270, the rotary bearing 280, the rotary ring synchronous rotating assembly 290, the spline hollow shaft 291, the sliding block 292 and the block positioning assembly 293;

a force application rod 300, a connecting rope 310,

Bracket leg component 400, leg main body 410, first rod body 411, second rod body 412, third rod body 413, ground contact arc plate 420, rolling ball component 430, rolling ball main body 431, rolling ball positioning support 432, arc plate 433, arc plate combined component 434, inner ball rope end positioning component 435, rotation locking component 440, leg telescopic component 450, telescopic fixed length component 451, and the like,

Auxiliary rotating unit 500, bearing housing 510, rotating wheel 520, rotating wheel folding unit 521, rotating wheel abutting part 522, rotating wheel driving unit 530, driving unit sliding guide 540, spring 550,

The cable fixing component 600, the splicing rod 610, the splicing component 620 and the strip-shaped cloth 630;

Detailed Description

In order to facilitate an understanding of the present invention, the present application will now be described more fully with reference to the accompanying drawings; the preferred embodiments of the present invention are illustrated in the accompanying drawings, but the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete.

It is noted that the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1, which is a schematic view illustrating a cable tray according to the present invention in a use state; the cable tray of the present application includes a tray housing 100, a rotary lift assembly 200, a force application bar 300, a tray leg assembly 400, and a cable fixing assembly 600; this application improves its portability through designing into the cable tray can fold to the structure of cylindricality to set up the same rotation of a plurality of structures and promote subassembly 200 and every rotation and promote the supporting fixed subassembly 600 of a cable of subassembly 200 on the cable tray, exert the effort through application of force stick 300 and force different rotation to promote subassembly 200 and rotate different turns and then promote different cables to different heights on the rotation of difference promotes subassembly 200.

Example one

As shown in fig. 1, the cable tray of the present application includes a tray housing 100, a rotary lift assembly 200, a force application bar 300, a tray leg assembly 400, and a cable fixing assembly 600;

the bracket shell 100 is a shell of the cable bracket of the present application, and is used for supporting and positioning other components of the cable bracket; the main body of the bracket housing 100 is a hollow cylinder, and includes a hollow tube 120, the hollow tube 120 is positioned inside the bracket housing 100 for accommodating the force application rod 300;

further, a force application rod positioning assembly 110 is positioned on the bracket housing 100, and the force application rod positioning assembly 110 plays a role in fixing the force application rod 300 on the bracket housing 100.

As shown in fig. 2 or 4, a plurality of the rotary lifting assemblies 200 are positioned on the tray housing 100, the rotary lifting assemblies 200 have a cylindrical body, and all the rotary lifting assemblies 200 have the same axial direction as the tray housing 100, and have the structure shown in fig. 5 to 10, including a rotary ring 210, a ratchet mechanism 220, a ratchet disabling assembly 230, a force application hole 240, a lifting rope 250, a lifting rope reel 260, and a rotary bearing 280; the hollow tube 120 further includes a plurality of rope passage holes 130, the number of the rope passage holes 130 is the same as that of the rotary lifting assemblies 200, and the rope passage holes 130 are used for passage of the lifting ropes 250; the rotating ring 210 is annular and is rotatably and fixedly connected to the hollow tube 120 through the rotating bearing 280, and the axis of the rotating ring 210 is the same as the axial direction of the hollow tube 120; the ratchet mechanism 220 is positioned on the hollow tube 120 and the rotating ring 210, and is used for limiting the rotating direction of the rotating ring 210; the ratchet disabling assembly 230 is positioned on the rotating ring 210 and is used for pushing the pawl of the ratchet mechanism 220 so as to disable the ratchet mechanism 220; the force application hole 240 is positioned on the outer surface of the rotating ring 210 for insertion of the force application rod 300 to facilitate the rotation of the rotating ring 210; the sling reel 260, as shown in fig. 6 and 10, is fixed to the rotating ring 210 for winding and positioning the sling 250; the lifting rope 250 is used for lifting a cable, penetrates through the lifting rope passing hole 130, one end of the lifting rope passes through the lifting rope passing hole 260 in a winding mode, and is positioned on the lifting rope reel 260, and the other end of the lifting rope passes through the cable fixing assembly 600;

further, the ratchet mechanism 220 comprises a ratchet wheel 221, a pawl 222 and a pawl positioning ring 223; the ratchet wheel 221 is positioned on the hollow tube 120 as shown in fig. 8, the pawl 222 is rotatably and fixedly connected to the pawl positioning ring 223, and an elastic component is positioned at the rotating shaft position, the pawl positioning ring 223 is annular and is fixed on the inner wall of the rotating ring 210 and is coaxial with the rotating ring 210;

further, the ratchet disabling assembly 230 includes a button 231 and a trigger rod 232; the key 231 is fixed on the rotating ring 210, one end of the trigger rod 232 is abutted against the key 231, the other end of the trigger rod 232 is abutted against the pawl 222, and when the key 231 is pressed down, the trigger rod 232 pushes the pawl 222 to rotate;

preferably, in order to prevent the plurality of lifting cords 250 from being entangled with each other in the hollow tubular body 120, the rotary lifting assembly 200 further includes a lifting cord passage pipe 270, as shown in fig. 6, wherein the lifting cord passage pipe 270 has a pipe shape and penetrates the lifting cord passage hole 130 to guide the movement of the lifting cord 250.

As shown in fig. 4, the force application rod 300 is rod-shaped, when carrying the cable holder of the present application, the force application rod 300 is detachably and fixedly connected to the bracket housing 100, and when rotating the rotary lifting assembly 200, the force application rod 300 is inserted into the force application hole 240 for guiding force.

As shown in fig. 1 to 4, the cradle leg assembly 400 is used to support the cradle housing 100; the bracket leg assembly 400 comprises a leg body 410 and a rotation locking assembly 440; the leg body 410 is rod-shaped, three or more, and is rotatably and fixedly connected to the bottom of the bracket housing 100; the rotation locking assembly 440 is used to limit the rotation angle of the leg body 410 and is preferably configured as a pin.

Preferably, in order to ensure the stability of the device during operation, a ground contact arc plate 420 is positioned at one end of the leg body 410 away from the bracket shell 100, and the ground contact arc plate 420 is an arc plate body and is in direct contact with the ground;

further, in order to ensure the stability of the device during operation, the leg body 410 includes a first rod 411 and a second rod 412; one end of the first rod 411 is rotatably and fixedly connected to the bracket shell 100, and a rotation locking assembly 440 is positioned at a rotation position; one end of the second rod 412 is rotatably and fixedly connected to one end of the first rod 411 away from the bracket shell 100, and a rotation locking assembly 440 is also positioned at the rotation position;

in order to enhance the applicability and the utility of the present application, it is preferable that, as shown in fig. 16, the leg body 410 further comprises a leg extension assembly 450, the leg body 410 is capable of extending and retracting through the retractable sub-length assembly 451, and the retractable sub-length assembly 451 preferably has a pin and rack combination.

The cable fixing assembly 600 is positioned at one end of the lifting rope 250 for fixing the cable to the lifting rope 250, and can be in the form of a lever assembly, a claw, a clip, a cloth strip, etc.

Preferably, each cable retention assembly 600 has a number or indicia positioned thereon.

Considering that when the cable bracket is actually used, the hoisting rope 250 needs to be wound and unwound by a user to rotate the rotating ring 210, and the number of required rotating turns is more and is more complicated; preferably, for convenience of rotation, as shown in fig. 17, the cable tray further includes an auxiliary rotating assembly 500; the rotation of the rotating ring 210 is driven by the auxiliary rotating assembly 500;

further, as shown in fig. 17, the auxiliary rotating assembly 500 includes a bearing housing 510, a rotating wheel 520, a rotating wheel driving assembly 530, a driving assembly sliding guide 540, and a spring 550; the bearing shell 510 is a box structure and is used for bearing the rotating wheel driving assembly 530, the driving assembly sliding guide 540 and the spring 550; the rotary wheel 520 is positioned on the rotary wheel driving assembly 530 for driving the rotary ring 210 to rotate by friction; the structure of the rotary wheel driving assembly 530 is preferably a motor, which is positioned inside the carrying case 510; the drive assembly slide guide 540 is positioned inside the load bearing housing 510; the rotating wheel driving assembly 530 is slidably positioned on the driving assembly sliding guide 540; the spring 550 is positioned at one end on the inner wall of the bearing housing 510 and at the other end on the rotary wheel driving assembly 530; in actual use, a user holds the auxiliary rotating assembly 500 and attaches it to the bracket housing 100, so that the rotating wheel 520 is attached to the rotating ring 210.

Preferably, in order to further improve the practicability, as shown in fig. 18, the number of the bearing housing 510, the rotating wheel driving assembly 530, the driving assembly sliding guide 540 and the spring 550 is two, and the two are respectively positioned at two ends of the rotating wheel 520; the rotating wheel 520 can be folded along the axis direction, and comprises a rotating wheel folding assembly 521 and a rotating wheel abutting part 522; the structure of the rotating wheel folding assembly 521 is similar to that of a spring hose (a washing machine sewer pipe); the position where the rotating wheel folding assembly 521 contacts the rotating ring 210 is a rotating wheel interference part 522.

When the cable tray according to the embodiment of the present invention is actually used, an operator first rotates the tray leg assembly 400 to prop up the tray housing 100 at a target position, then removes the force application rod 300, and puts the plurality of lifting ropes 250 at the target position by using the auxiliary rotating assembly 500; the user fixes the cable to the hoist rope 250 using the cable fixing assembly 600, and then inserts the force application rod 300 into the force application hole 240, and lifts the cable to a target position by rotating the rotating ring 210 through the force application rod 300.

The technical scheme in the embodiment of the application at least has the following technical effects or advantages:

the technical problems that in the prior art, the cable bracket is inconvenient to carry, cannot lift a plurality of cables to different heights and is poor in practicability are solved, and the technical effects that the cable bracket is good in portability and practicability and can lift the plurality of cables to different heights are achieved.

Example two

Considering that the mass of the cable that can be lifted by the single rotating and lifting assembly 200 is limited when a heavy cable needs to be lifted in the actual process, which is not beneficial to the practicability of the cable bracket;

in view of the above problems, the embodiment of the present application adds the rotating ring synchronous rotating assembly 290 on the basis of the above embodiments and optimizes the structure of the cable fixing assembly 600;

the method specifically comprises the following steps:

as shown in fig. 7 and 10, the rotating ring synchronous rotating assembly 290 includes a splined hollow shaft 291, a sliding block 292, and a block positioning assembly 293; the splined hollow shaft 291 is sleeved and positioned on the rotating ring 210; the block positioning assemblies 293 are fixed on the rotating ring 210, and the number of the block positioning assemblies 293 is the same as that of the rotating ring 210; the sliding block 292 is slidably positioned on the block positioning assembly 293 in the same sliding direction as the axial direction of the rotating ring 210; a groove is positioned on the sliding block 292 and is matched with the spline hollow shaft 291; the rotating ring synchronous rotating assembly 290 can lock the relative rotation of a plurality of rotating rings 210;

the cable fixing assembly 600 is shown in fig. 3 and includes a splicing rod 610 and a splicing assembly 620; the number of the splicing rods 610 is multiple, and the splicing rods can be spliced with each other through the splicing assembly 620; one lifting rope 250 is fixed on only one splicing rod 610; the structure of the splicing component 620 is preferably a buckle;

when the embodiment of the application is actually used, a user can use the rotating ring synchronous rotating assembly 290 and the splicing rod 610 for splicing to realize that a single cable is hoisted by a plurality of rotating hoisting assemblies 200.

Preferably, for the convenience of cable fixing (often meeting the situation that the cable is tightly attached to a part of a fixing object, and the cable in a part of the position is difficult to be lifted by simply using the splicing rod 610), the cable fixing assembly 600 further comprises a strip-shaped cloth 630; the strip 630 can be spliced with the splicing rod 610 by a splicing assembly 620 as shown in fig. 15.

EXAMPLE III

Considering that when the cable bracket is actually used and part of cables are in fault, the cables needing to be hoisted have certain mobility; in order to solve the problems, the embodiment of the application is additionally provided with the rolling ball assembly 430 on the basis of the embodiment, and the cable bracket is endowed with a movable function after being erected by utilizing a detachable and portable wheel;

the method specifically comprises the following steps:

the leg body 410 further includes a third rod 413, the ground contacting arc plate 420 is rotatably and fixedly connected to an end of the second rod 412 far away from the first rod 411, and a rotation locking assembly 440 is positioned at the connection position; one end of the third rod 413 is also fixedly connected to the end of the second rod 412 away from the first rod 411 in a rotatable manner, and the axis of the rotating shaft of the third rod 413 coincides with the axis of the rotating shaft of the ground contact arc plate 420; a rolling ball assembly 430 is positioned at an end of the third rod 413 away from the second rod 412;

as shown in fig. 11 to 14, the rolling ball assembly 430 includes a rolling ball main body 431 and a rolling ball positioning bracket 432; the rolling ball main body 431 is spherical, and is a combination of two hemispheres; the rolling ball positioning bracket 432 is detachably positioned on the rolling ball main body 431, and the rolling ball positioning bracket 432 is fixed at one end of the third rod 413 far away from the second rod 412;

further, the rolling ball positioning support 432 comprises an arc plate 433 and an arc plate assembly 434; a plurality of arc-shaped plates 433 are combined into a rolling ball positioning bracket 432 through the arc-shaped plate combination assembly 434 (the arc-shaped plates 433 are assembled in the process of erecting the cable bracket);

preferably, in order to improve portability, a connecting rope 310 is positioned at one end of the force application rod 300; an inner ball rope positioning component 435 is positioned in the rolling ball main body 431, and the rolling ball main body 431 is detachably and fixedly connected to the connecting rope 310 by the inner ball rope positioning component 435 in a cable bracket carrying state.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 cable tray is characterized by comprising a tray shell, a rotary lifting assembly, a force application rod, a tray supporting leg assembly and a cable fixing assembly;

the force application rod is rod-shaped and is used for guiding force;

2. The cable tray as set forth in claim 1, wherein said cable tray

The bracket leg assembly comprises a leg main body and a rotation locking assembly;

3. The cable tray as set forth in claim 2, wherein said cable tray

The landing leg main body comprises a first rod body and a second rod body;

4. The cable tray of claim 1, further comprising an auxiliary rotating assembly;

the rotating wheel driving assembly is positioned inside the bearing shell;

the driving component sliding guide rail is positioned in the bearing shell;

5. The cable tray of claim 1, further comprising a rotating ring synchronizing rotating assembly;

the spline hollow shaft is sleeved and positioned on the rotating ring;

the cable fixing component comprises a splicing rod and a splicing component;

one lifting rope is only fixed on one splicing rod;

6. The cable tray according to claim 5, wherein the cable fixing assembly further comprises a strip of cloth;

7. The cable tray of claim 3, further comprising a roller ball assembly;

8. The cable tray as set forth in claim 7, wherein said cable tray

One end of the force application rod is positioned with a connecting rope;

9. The cable tray as set forth in claim 4, wherein said cable tray

The number of the bearing shell, the number of the rotating wheel driving assemblies, the number of the driving assembly sliding guide rails and the number of the springs are two, and the bearing shell, the rotating wheel driving assemblies, the driving assembly sliding guide rails and the number of the springs are respectively positioned at two ends of the rotating wheel;

10. The cable tray of claim 1, wherein the rotary lift assembly further comprises a hoist rope passage tube having a tubular shape extending through the hoist rope passage hole for guiding movement of the hoist rope.