A portal bracket for iron tower

Abstract

The utility model provides a door-type bracket for an iron tower, comprising a door-type fixing frame fixed on the iron tower, the upper end surface of the door-type fixing frame is provided with a plurality of lower accommodating grooves for inserting cables, the upper end surface of the door-type fixing frame is detachably fixed with a movable frame, the lower end surface of the movable frame is provided with an upper accommodating groove corresponding to the lower accommodating groove and docking with the lower accommodating groove, and a vertically slidable slider is elastically installed in the upper accommodating groove, and the lower end surface of the slider is provided with a V-shaped limit groove for abutting the top of the cable in the lower accommodating groove. A movable rod is fixed to the middle part of the upper end surface of the slider, the top end of the movable rod passes through the upper end surface of the movable frame, and is fixed with an anti-slip convex block, and a spring is sleeved on the movable rod. The door-type bracket for an iron tower can not only elastically abut and fix cables of various specifications, thereby improving versatility, but also facilitates rapid disassembly and assembly, is conducive to installation and later maintenance, and has a good use effect.

Description

Technical Field

[0001] The utility model relates to the technical field of iron tower cable brackets, in particular to a door-type bracket for an iron tower. Background Art

[0002] Transmission towers are the most commonly used tower type for overhead transmission and distribution cable lines. They are towers welded or bolted together by angle steels. They are sturdy and reliable and are often used for large-span, high-stress lines. Brackets are usually used to fix cable lines on transmission towers.

[0003] At present, a Chinese patent with publication number CN218102378U discloses a tower cable fixing bracket, including: a first clamp and a second clamp. The prior art sets a positioning rod on the upper surface of the second clamp, so that when the first clamp and the second clamp are connected to each other, the positioning rod and the connecting rod can limit the placement grooves inside the first clamp and the second clamp, thereby avoiding the problem of cable confusion caused by the cables inside the placement grooves not being limited.

[0004] However, when the prior art is in use, the inner diameter of the placement groove for fixing the cable is fixed and cannot be adapted and adjusted according to cables of different specifications, resulting in poor fixing effect of the cable and easy loosening. Utility Model Content

[0005] The purpose of the utility model is to address the deficiencies in the prior art and to provide a door-type bracket for an iron tower, which can not only elastically abut and fix cables of various specifications, thereby improving versatility, but also facilitates rapid disassembly and assembly, is conducive to installation and later maintenance, and has a good use effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portal bracket for an iron tower, comprising a portal fixing frame fixed on the iron tower, the upper end surface of the portal fixing frame is provided with a plurality of lower accommodating grooves for inserting cables, the upper end surface of the portal fixing frame is detachably fixed with a movable frame, the lower end surface of the movable frame is provided with an upper accommodating groove corresponding to the position of the lower accommodating groove and docking with the lower end surface of the movable frame, and a vertically slidable slider is elastically installed in the upper accommodating groove, and the lower end surface of the slider is provided with a V-shaped limit groove for abutting the top of the cable in the lower accommodating groove.

[0007] As a further preferred solution, a movable rod is fixed in the middle of the upper end surface of the slider, the top end of the movable rod passes through the upper end surface of the movable frame and is fixed with an anti-slip protrusion, and a spring is sleeved on the movable rod.

[0008] As a further preferred solution, one end of the spring is fixed to the top of the upper accommodating groove, and the other end is fixed to the upper end surface of the slider, elastically abutting the slider downward.

[0009] As a further preferred solution, fixing feet are symmetrically fixed to both ends of the bottom of the door-shaped fixing frame, and fixing holes for fixing with bolts are provided on the fixing feet.

[0010] As a further preferred scheme, movable grooves are symmetrically provided at both ends of the upper end surface of the door-shaped fixed frame, and horizontally slidable plug-in plates are arranged in the movable grooves. A horizontal hook is fixed on the top of the plug-in plate, and an L-shaped slot is correspondingly provided on the lower end surface of the movable frame for the hook to be inserted and translated to form a limit.

[0011] As a further preferred solution, a driving assembly for controlling the displacement of the two plug-in boards is provided in the door-type fixing frame, and the driving assembly includes a driving rod horizontally rotatably installed in the door-type fixing frame, and the driving rod is symmetrically structured with two sections of threads that penetrate the threaded portion at the bottom of the plug-in board, and one end of the driving rod is exposed from the side of the door-type fixing frame and is fixed with a screw cap.

[0012] As a further preferred solution, a plurality of plug-in columns are fixed to the upper end surface of the door-shaped fixed frame, and correspondingly, plug-in holes for inserting the plug-in columns are provided on the lower end surface of the movable frame.

[0013] The beneficial effects of the utility model are:

[0014] 1) The utility model can form a through hole for the cable to pass through by docking the door-type fixed frame with the movable frame, and benefiting from the elastically installed slider in the upper accommodating groove, the slider can use the V-shaped limit groove at the bottom to abut against the cable, so that the lower accommodating groove and the upper accommodating groove can elastically abut and fix cables of various specifications, with strong versatility and good use effect.

[0015] 2) Thanks to the cooperation between the plug-in board and the driving assembly, the utility model can control the translation of the two plug-in boards through the driving assembly, so that the hooks on the top of the plug-in boards can be quickly fixed in the movable frame, or quickly pulled out of the movable frame for removal. Compared with the prior art method of requiring multiple bolts to fix the door-type fixed frame and the movable frame, this structure is conducive to improving the disassembly and assembly efficiency, thereby facilitating installation and subsequent maintenance work.

[0016] In summary, the utility model can not only elastically abut and fix cables of various specifications, thereby improving versatility, but also facilitates quick disassembly and assembly, is conducive to installation and later maintenance, and has a good use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 For the utility model Figure 1 A magnified schematic diagram of the structure at center A;

[0019] Figure 3 This is a schematic diagram of the structure disassembly of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the drive assembly of the utility model.

[0021] In the figure: 1, door-type fixing frame; 101, fixing foot; 102, fixing hole; 2, movable frame; 3, lower accommodating groove; 4, upper accommodating groove; 5, sliding block; 501, V-shaped limit slot; 6, movable rod; 7, spring; 8, movable slot; 9, plug-in board; 901, hook; 10, driving assembly; 1001, driving rod; 1002, threaded portion; 1003, screw cap; 11, plug-in column. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] Embodiment 1

[0025] like Figure 1 and Figure 2As shown, this embodiment provides a portal bracket for an iron tower, including a portal fixing frame 1, wherein fixing feet 101 are symmetrically fixed at both ends of the bottom of the portal fixing frame 1, and the fixing feet 101 are provided with fixing holes 102 for fixing with bolts, which can be used to fix the portal fixing frame 1 on the iron tower.

[0026] The upper end surface of the door-type fixing frame 1 is provided with a plurality of lower accommodating grooves 3 for inserting cables, and the upper end surface of the door-type fixing frame 1 is detachably fixed with a movable frame 2, and the lower end surface of the movable frame 2 is provided with an upper accommodating groove 4 corresponding to the position of the lower accommodating groove 3, so that the lower accommodating groove 3 cooperates with the upper accommodating groove 4 to form a through hole for the cable to pass through.

[0027] A vertically slidable slider 5 is elastically installed in the upper accommodating groove 4, and a V-shaped limiting groove 501 is provided on the lower end surface of the slider 5 for abutting against the top of the cable in the lower accommodating groove 3. The elastically installed slider 5 can be used to utilize the V-shaped limiting groove 501 to elastically abut and limit the cable, so as to improve the fixing effect of cables of various specifications, and the versatility is strong.

[0028] Specific as Figure 2 As shown, a movable rod 6 is fixed to the middle of the upper end surface of the slider 5, the top end of the movable rod 6 passes through the upper end surface of the movable frame 2, and is fixed with an anti-slip protrusion, and a spring 7 is sleeved on the movable rod 6, one end of the spring 7 is fixed to the top of the upper accommodating groove 4, and the other end is fixed to the upper end surface of the slider 5, and the slider 5 is elastically abutted downward.

[0029] like Figure 3 and Figure 4 As shown, a plurality of plug-in columns 11 are fixed to the upper end surface of the door-shaped fixed frame 1, and correspondingly, a plug-in hole for inserting the plug-in columns 11 is opened on the lower end surface of the movable frame 2, so that the door-shaped fixed frame 1 and the movable frame 2 can be quickly docked and positioned.

[0030] At the same time, movable grooves 8 are symmetrically provided at both ends of the upper end surface of the door-shaped fixed frame 1, and plug-in boards 9 that can slide horizontally are arranged in the movable grooves 8. A horizontal hook 901 is fixed on the top of the plug-in board 9, and an L-shaped slot for the hook 901 to be inserted and translated to form a limit is correspondingly provided on the lower end surface of the movable frame 2. In specific implementation, in this embodiment, the hooks 901 at the top of the two plug-in boards 9 face opposite directions, so the two L-shaped slots on the lower end surface of the movable frame 2 are also symmetrically opposite, and the two slots are specifically in an inverted L shape that fits the plug-in board 9 and the hook 901.

[0031] A driving assembly 10 for controlling the displacement of the two plug-in boards 9 is provided in the door-type fixing frame 1, wherein the driving assembly 10 includes a driving rod 1001 horizontally rotatably installed in the door-type fixing frame 1, and the driving rod 1001 is symmetrically structured with two sections of threaded portions 1002 that penetrate the bottom of the plug-in boards 9. In the present embodiment, the threads of the two sections of the threaded portions 1002 are symmetrically opposite, so that the two plug-in boards 9 can be driven to move in a mirror image, and one end of the driving rod 1001 is exposed from the side of the door-type fixing frame 1 and is fixed with a screw cap 1003.

[0032] Working steps

[0033] When the portal bracket for the iron tower is in use, the portal fixing frame 1 can be fixed to the iron tower by means of the fixing feet 101 and the fixing holes 102 in cooperation with the bolts, and then the movable frame 2 can be quickly positioned to the upper end surface of the portal fixing frame 1 by means of the plug-in connection between the movable groove 8 and the movable frame 2. At this time, the hook 901 on the top of the plug-in plate 9 will also be inserted into the L-shaped slot on the lower end surface of the movable frame 2, so that the staff can rotate the driving rod 1001 by screwing the screw cap 1003, so that the threaded portion 1002 drives the two plug-in plates 9 to move, so that the hook 901 is displaced in the L-shaped slot at the lower end of the movable frame 2 to form a clamping fixation in the upper and lower positions, so that the movable frame 2 can be quickly fixed to the portal fixing frame 1, and vice versa, the movable frame 2 can be quickly disassembled.

[0034] At the same time, after the door-type fixed frame 1 is docked and fixed with the movable frame 2, the lower accommodating groove 3 and the upper accommodating groove 4 can be docked to form a through hole for the cable to pass through. Therefore, the slider 5 elastically installed at the top of the upper accommodating groove 4 can be used to abut the cable using the V-shaped limiting groove 501 opened at the bottom, so that cables of various specifications can be elastically abutted and fixed between the lower accommodating groove 3 and the upper accommodating groove 4.

[0035] In summary, the utility model can not only elastically abut and fix cables of various specifications, thereby improving versatility, but also facilitates quick disassembly and assembly, is conducive to installation and later maintenance, and has a good use effect.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A portal bracket for an iron tower, comprising a portal bracket fixed on the iron tower, characterized in that: The upper end surface of the door-type fixing frame is provided with a plurality of lower accommodating grooves for inserting cables, and a movable frame is detachably fixed on the upper end surface of the door-type fixing frame, and an upper accommodating groove corresponding to the lower accommodating groove is provided on the lower end surface of the movable frame for docking with the lower accommodating groove, and a vertically slidable slider is elastically installed in the upper accommodating groove, and a V-shaped limiting groove for abutting against the top of the cable in the lower accommodating groove is provided on the lower end surface of the slider.

2. A portal support for an iron tower according to claim 1, characterized in that: A movable rod is fixed in the middle of the upper end surface of the sliding block, the top end of the movable rod passes through the upper end surface of the movable frame and is fixed with an anti-dropping protrusion, and a spring is sleeved on the movable rod.

3. A portal support for an iron tower according to claim 2, characterized in that: One end of the spring is fixed to the top of the upper accommodating groove, and the other end is fixed to the upper end surface of the sliding block, and elastically abuts the sliding block downward.

4. A portal support for an iron tower according to claim 1, characterized in that: The two ends of the bottom of the door-shaped fixing frame are symmetrically fixed with fixing feet, and the fixing feet are provided with fixing holes for fixing with bolts.

5. The portal support for an iron tower according to claim 1, characterized in that: The upper end surface of the door-shaped fixing frame is symmetrically provided with movable grooves at both ends, and the movable grooves are provided with plug-in plates that can slide horizontally. A horizontal hook is fixed on the top of the plug-in plate, and the lower end surface of the movable frame is correspondingly provided with an L-shaped slot for the hook to be inserted and translated to form a limit.

6. A portal support for an iron tower according to claim 5, characterized in that: A driving assembly for controlling the displacement of the two plug-in boards is arranged in the door-shaped fixing frame, and the driving assembly includes a driving rod horizontally rotatably installed in the door-shaped fixing frame, and the driving rod is symmetrically structured with two sections of threads penetrating the threaded portion at the bottom of the plug-in board, and one end of the driving rod is exposed from the side of the door-shaped fixing frame and is fixed with a screw cap.

7. A portal support for an iron tower according to claim 6, characterized in that: A plurality of plug-in columns are fixed on the upper end surface of the door-shaped fixed frame, and correspondingly, plug-in holes for inserting the plug-in columns are opened on the lower end surface of the movable frame.

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