Unwinding device for cable laying

Abstract

The utility model discloses an unwinding device for cable laying, which comprises a base, side support frames are symmetrically hinged on the base, and the structures of the two side support frames are the same; grooves are formed in the inner sides of the side supporting frames, plate bodies are arranged in the grooves in a clamped mode, and the round holes in the side supporting frames and the round holes in the plate bodies are jointly and movably inserted into the protruding columns in a penetrating mode. The convex columns on the two side supporting frames are fixedly connected through a rotating roller; according to the utility model, the rollers, the convex columns, the side support frames, the base and the like are matched for use, so that the rollers can be firstly detached in the process of transporting the device, and then the side support frames and the bottom plate in the base are stored, so that the space occupied by the whole device is reduced, and the device is convenient to transport; through the arranged expansion piece, the expansion roller can be installed on the outer side of the rotating roller according to actual requirements during installation, so that cables of different sizes can be conveniently used, and the use is relatively convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of unwinding devices, and particularly relates to an unwinding device for cable laying. Background Art

[0002] A cable is a device for transmitting electrical energy or signals. It is usually composed of several or several groups of wires. Each group of wires is insulated from each other and is often twisted around a central wire. The whole is wrapped with a highly insulating covering layer. The cable has the characteristics of internal power conduction and external insulation. Cables are widely used in many industries such as oil fields, mines, construction sites, machinery manufacturing units, research units, port terminals, shopping malls, hotels, road and bridge construction, etc. With the increasing diversification of industrial demands, the proportion will be increasing; with the rapid development of the national economy, especially the rapid development of fields such as communication, electricity, and household appliances, it has greatly stimulated the wire and cable industry. Therefore, the requirements for distribution network construction have become higher and higher, and the proportion of cables used in distribution network lines has also increased significantly, thus causing a series of problems.

[0003] At present, most cable laying is carried out by using an unwinding device. However, due to its integral structure, the general unwinding device occupies a large space during transportation, which is not convenient for handling or transferring, resulting in inconvenient transportation. Content of the Utility Model

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an unwinding device for cable laying, which effectively solves the problems raised in the background art.

[0005] To achieve the above object, the utility model provides the following technical solutions: An unwinding device for cable laying, including a base, on which side support frames are symmetrically hinged, and the structures on the two side support frames are the same; a groove is formed inside the side support frame, and a plate body is clamped and arranged inside the groove. The round holes on the side support frame and the round holes on the plate body are jointly and movably penetrated by a convex column; the convex columns on the two side support frames are fixedly connected by a roller.

[0006] Preferably, a notch is formed on the convex column, and a through hole is formed inside the notch; a groove block is formed at the end of the roller, and a central hole is formed on the groove block; wherein the groove block is correspondingly arranged with the notch, and the central hole and the through hole are fixedly connected by a screw.

[0007] Preferably, the base includes a U-shaped frame and two bottom plates that are relatively movably arranged with respect to the U-shaped frame; a sliding groove is formed on the U-shaped frame, a through groove is formed on the bottom plate, the through groove is rotationally connected with a pin shaft, the pin shaft is fixedly connected with a slider, and the slider is slidably connected with the sliding groove.

[0008] Preferably, the shape of the slider and the shape of the sliding groove are both T-shaped.

[0009] Preferably, an expansion member is provided on the outer side of the rotating roller. The expansion member includes a cylinder symmetrically arranged and movably sleeved on the rotating roller. Fixed blocks are uniformly and fixedly connected to the cylinder along its circumferential direction. Fixing holes are formed in the fixed blocks, and expansion rollers are commonly connected between the corresponding fixing holes.

[0010] Preferably, mounting holes are uniformly formed at both ends of the bottom plate, and the mounting holes are connected to external components through bolts.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] During operation, through the combined use of the rotating roller, convex posts, side support frames, and base, etc., during the transportation of the device, the rotating roller can be disassembled first, and then the bottom plate inside the side support frame and the base can be stored, thereby reducing the overall space occupied by the device and facilitating its transportation; through the provided expansion member, the expansion roller can be installed on the outer side of the rotating roller according to actual needs during installation, so as to facilitate the use of cables of different sizes, which is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model, and do not constitute a limitation to the present utility model.

[0014] In the drawings:

[0015] Figure 1 is a schematic structural diagram of a cable laying unwinding device according to the present utility model;

[0016] Figure 2 is a schematic structural diagram of the convex post and the rotating roller according to the present utility model;

[0017] Figure 3 is a schematic structural diagram of the base according to the present utility model;

[0018] Figure 4 is a schematic structural diagram of the expansion member according to the present utility model.

[0019] In the figure: 1, base; 101, U-shaped frame; 102, bottom plate; 103, chute; 104, through groove; 105, pin shaft; 106, slider; 2, side support frame; 3, groove; 4, plate body; 5, convex post; 501, notch; 502, through hole; 6, rotating roller; 601, groove block; 602, central hole; 7, expansion member; 701, cylinder; 702, fixed block; 703, fixing hole; 704, expansion roller. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments; based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model.

[0021] Embodiment 1, as Figures 1-4 shown, the present utility model relates to a pay-off device for cable laying, including a base 1, on which side support frames 2 are symmetrically hinged, and the structures on the two side support frames 2 are the same; a groove 3 is formed inside the side support frame 2, and a plate body 4 is clamped and arranged inside the groove 3. The round holes on the side support frame 2 and the round holes on the plate body 4 are jointly and movably penetrated by a convex column 5; the convex columns 5 on the two side support frames 2 are fixedly connected by a roller 6.

[0022] A notch 501 is formed on the convex column 5, and a through hole 502 is formed inside the notch 501; a groove block 601 is formed at the end of the roller 6, and a central hole 602 is formed on the groove block 601; wherein the groove block 601 is correspondingly arranged with the notch 501, and the central hole 602 and the through hole 502 are fixedly connected by screws.

[0023] With such a design, during transportation, the screws can be removed by tools, and then the roller 6 can be separated from the convex column 5 to realize the disassembly process of the roller 6. Then, the side support frame 2 can be flipped so that the side support frame 2 overlaps with the base 1 after flipping, thereby reducing the overall space occupied by it and facilitating transportation.

[0024] The base 1 includes a U-shaped frame 101 and two bottom plates 102 that are relatively movably arranged with respect to the U-shaped frame 101; a sliding groove 103 is formed on the U-shaped frame 101, a through groove 104 is formed on the bottom plate 102, the through groove 104 is rotationally connected to a pin shaft 105, the pin shaft 105 is fixedly connected to a slider 106, and the slider 106 is slidably connected to the sliding groove 103.

[0025] The shape of the slider 106 and the shape of the sliding groove 103 are both T-shaped.

[0026] With such a design, it is convenient to relatively rotate the bottom plate 102 and the U-shaped frame 101 through the pin shaft 105. During transportation, by rotating the bottom plate 102 and then pushing the bottom plate 102, the bottom plate 102 is located at the bottom of the U-shaped frame 101, thereby further reducing the occupied space.

[0027] An expansion member 7 is provided on the outer side of the rotating roller 6. The expansion member 7 includes a cylinder 701 that is symmetrically arranged and movably sleeved on the rotating roller 6. Fixed blocks 702 are uniformly and fixedly connected to the cylinder 701 along its circumferential direction. Fixing holes 703 are formed on the fixed blocks 702, and expansion rollers 704 are commonly connected between the corresponding fixing holes 703;

[0028] Installation holes are uniformly formed at both ends of the bottom plate 102, and the installation holes are connected to external components through bolts;

[0029] With such a design, it is convenient to install the expansion member 7 on the rotating roller 6 by means of assembly, so as to facilitate the unwinding of a cable with a relatively large size.

Claims

1. A cable laying unwinding device, comprising a base (1), characterized in that: The base (1) is symmetrically hinged with side support frames (2), and the two side support frames (2) have the same structure; a groove (3) is formed on the inner side of the side support frame (2), a plate body (4) is clamped inside the groove (3), and the circular holes on the side support frame (2) and the circular holes on the plate body (4) are movably interlaced with the convex columns (5); the convex columns (5) on the two side support frames (2) are fixedly connected by rollers (6).

2. A cable laying unwinding device according to claim 1, characterized in that: A notch (501) is formed on the convex column (5), and a through hole (502) is formed inside the notch (501); a slot block (601) is formed at the end of the rotating roller (6), and a center hole (602) is formed on the slot block (601); wherein the slot block (601) and the notch (501) are arranged correspondingly, and the center hole (602) and the through hole (502) are fixedly connected by screws.

3. A cable laying unwinding device according to claim 2, characterized in that: The base (1) comprises a U-shaped frame (101) and two bottom plates (102) movably arranged relative to the U-shaped frame (101); a slide groove (103) is formed on the U-shaped frame (101), a through groove (104) is formed on the bottom plate (102), the through groove (104) is rotatably connected to a pin shaft (105), the pin shaft (105) is fixedly connected to a slider (106), and the slider (106) is slidably connected to the slide groove (103).

4. A cable laying unwinding device according to claim 3, characterized in that: The shape of the sliding block (106) and the shape of the sliding groove (103) are both T-shaped.

5. A cable laying unwinding device according to claim 4, characterized in that: An expansion member (7) is provided on the outer side of the roller (6), the expansion member (7) comprising a cylinder (701) symmetrically arranged and movably sleeved with the roller (6), a fixing block (702) being evenly fixedly connected to the cylinder (701) along its circumferential direction, a fixing hole (703) being formed on the fixing block (702), and an expansion roller (704) being commonly connected between the corresponding fixing holes (703).

6. A cable laying unwinding device according to claim 5, characterized in that: Mounting holes are evenly formed at both ends of the bottom plate (102), and the mounting holes are connected to external components via bolts.

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