Cable dragging auxiliary device

Abstract

The utility model relates to a cable dragging auxiliary device which comprises a fixed base and a plurality of rolling parts, the rolling parts are rotatably connected to the fixed base through installation assemblies, and the rolling parts are oppositely and obliquely arranged to form a V-shaped channel for a cable to pass through. The cable dragging device can solve the technical problems that in the prior art, when a cable is dragged, friction resistance is large, and the cable is prone to damage.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable laying, in particular to a cable dragging auxiliary device. Background Art

[0002] Cable is the power transmission medium of mine fully mechanized mining working face. With the widespread application of 3300V power supply system in the mine, the specifications and mass per unit length of cables are getting larger and larger. Cables are expensive and easy to be damaged. Therefore, how to lay cables quickly and efficiently during installation and removal of the working face and avoid damage is an important link that needs to be grasped during installation and removal of the fully mechanized mining working face.

[0003] In the prior art, when installing or removing the fully-mechanized mining face in a coal mine, the cables need to be dragged directly on the ground manually. However, due to the uneven ground under the mine, the cables have large friction resistance and are easily scratched and damaged.

[0004] Based on this, the existing technology needs to be further developed. Utility Model Content

[0005] In view of various deficiencies in the prior art, a cable dragging auxiliary device is now proposed to solve the technical problems in the prior art that the cable has large friction resistance and is easily damaged when being dragged.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A cable dragging auxiliary device comprises a fixed base and a plurality of rolling components, wherein the rolling components are rotatably connected to the fixed base through a mounting assembly, and the plurality of rolling components are arranged oppositely and obliquely to form a V-shaped channel for the cable to pass through.

[0008] The technical solution is further configured such that the rolling component includes a roller, a drum arranged at the periphery of the roller and rotating around the roller, the drum is arranged obliquely, and the roller is detachably connected to the mounting assembly.

[0009] The technical solution is further configured such that the mounting assembly includes a first mounting plate and a second mounting plate which are arranged relative to and in parallel, the first mounting plate and the second mounting plate are both connected to the fixed base, a first mounting groove is provided on the first mounting plate, and a second mounting groove is provided on the second mounting plate, and the two ends of the roller are respectively embedded in the first mounting groove and the second mounting groove.

[0010] The technical solution is further configured such that a limiting groove is provided at the end of the roller, and the groove wall of the limiting groove is respectively fitted with the groove wall of the first installation groove and the groove wall of the second installation groove.

[0011] The technical solution is further configured such that the first mounting plate and the second mounting plate are symmetrically arranged around the central axis of the fixed base, the first mounting plate is located at the end of the fixed base, and the second mounting plate is located in the middle of the fixed base.

[0012] The technical solution is further configured such that the installation assembly also includes a first connecting plate, the first connecting plate is arranged perpendicular to the fixed base, the first installation plate is connected to the fixed base through the first connecting plate, and the position of the first installation groove is higher than the position of the second installation groove.

[0013] The technical solution is further configured such that the first mounting plate and the first connecting plate are configured as an integral structure, and the width of the integral structure decreases from bottom to top.

[0014] The technical solution is further configured such that a second connecting plate is connected between adjacent second mounting plates, and the second connecting plate is arranged parallel to the fixed base.

[0015] The technical solution is further configured such that a gap is provided between the first mounting plate and the end surface of the drum and between the second connecting mounting plate and the end surface of the drum.

[0016] The technical solution is further configured such that the width of the second mounting plate is smaller than the width of the fixed base.

[0017] The beneficial effects of the utility model are:

[0018] When laying cables, multiple sets of cable dragging auxiliary devices are placed at intervals on the cable dragging route according to the cable dragging distance, and the cable is placed in a V-shaped channel for dragging. With the help of the rotation of the rolling parts, the sliding friction is converted into rolling friction, which effectively reduces the friction force during cable dragging, improves the work efficiency during installation and removal of the mine comprehensive mining working face, and prevents the uneven ground in the mine from scratching the cable, reducing the cost of cable replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of a cable dragging auxiliary device according to an embodiment of the utility model;

[0020] Figure 2 This is a schematic diagram of a rolling component in an embodiment of the utility model;

[0021] Figure 3 A side view of the cable dragging auxiliary device according to an embodiment of the utility model;

[0022] Figure 4 A top view of a cable dragging auxiliary device according to an embodiment of the utility model.

[0023] In the accompanying drawings: 1. fixed base; 11. first mounting plate; 12. first mounting groove; 13. second mounting plate; 14. first connecting plate; 15. second connecting plate; 2. rolling component; 21. roller; 22. drum; 23. limiting groove. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention is clearly and completely described below in conjunction with the drawings of the present invention. Based on the embodiments in this application, other similar embodiments obtained by ordinary technicians in this field without making creative work should all fall within the scope of protection of this application. In addition, the directional words mentioned in the following embodiments, such as "up", "down", "left", "right", etc., are only referenced to the directions of the drawings. Therefore, the directional words used are used to illustrate rather than limit the invention.

[0025] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0026] According to an embodiment of the utility model, a cable dragging auxiliary device is provided. Figures 1 to 4 , comprising a fixed base 1 and a plurality of rolling components 2, wherein the rolling components 2 are rotatably connected to the fixed base 1 through a mounting assembly, and the plurality of rolling components 2 are relatively and obliquely arranged to form a V-shaped channel for the cable to pass through.

[0027] It should be noted that when laying the cable, multiple sets of cable dragging auxiliary devices are placed at intervals on the cable dragging route according to the cable dragging distance, and the cable is placed in a V-shaped channel for dragging. With the help of the rotation of the rolling component 2, the sliding friction is changed to rolling friction, which effectively reduces the friction force during cable dragging, improves the work efficiency during installation and removal of the mine comprehensive mining working face, and at the same time prevents the uneven ground in the mine from scratching the cable, thereby reducing the cost of cable replacement.

[0028] In the cable dragging auxiliary device of this embodiment, the rolling component 2 includes a roller 21, a drum 22 arranged on the periphery of the roller 21 and rotating around the roller 21, the drum 22 is arranged at an angle, and the roller 21 is detachably connected to the mounting assembly to facilitate timely replacement of the rolling component 2.

[0029] In the cable dragging auxiliary device of this embodiment, the mounting assembly includes a first mounting plate 11 and a second mounting plate 13 which are arranged opposite and in parallel. The first mounting plate 11 and the second mounting plate 13 are both connected to the fixed base 1. A first mounting groove 12 is provided on the first mounting plate 11, and a second mounting groove is provided on the second mounting plate 13. The two ends of the roller 21 are respectively embedded in the first mounting groove 12 and the second mounting groove.

[0030] It should be noted that the first mounting plate 11 and the second mounting plate 13 are arranged in parallel, and the roller 22 is perpendicular to the first mounting plate 11 to prevent the end surface of the roller 22 from interfering with the first mounting plate 11 and the second mounting plate 13 when the roller 22 rotates.

[0031] In the cable dragging auxiliary device of this embodiment, a limiting groove 23 is formed at the end of the roller 21, and the groove wall of the limiting groove 23 is respectively in contact with the groove wall of the first installation groove 12 and the groove wall of the second installation groove.

[0032] It should be noted that the limiting groove 23 cooperates with the first installation groove 12 and the second installation groove to prevent the roller 21 from rotating in the first installation groove 12 and the second installation groove.

[0033] In the cable dragging auxiliary device of the present embodiment, the first mounting plate 11 and the second mounting plate 13 are symmetrically arranged around the central axis of the fixed base 1, the first mounting plate 11 is located at the end of the fixed base 1, and the second mounting plate 13 is located in the middle of the fixed base 1, so as to ensure that the fixed base 1 is evenly stressed and prevent the cable dragging auxiliary device from tipping over when the cable is dragged.

[0034] In the cable dragging auxiliary device of this embodiment, the installation assembly also includes a first connecting plate 14, which is arranged perpendicular to the fixed base 1, and the first mounting plate 11 is connected to the fixed base 1 through the first connecting plate 14. The position of the first mounting groove 12 is higher than the position of the second mounting groove to form a V-shaped channel for the cable to pass through.

[0035] It should be noted that by providing the first connecting plate 14, the setting height of the first mounting plate 11 is increased, thereby reducing the length of the fixed base 1, thereby reducing the weight of the cable dragging auxiliary device and reducing the labor intensity during transportation.

[0036] In the cable dragging auxiliary device of the present embodiment, the first mounting plate 11 and the first connecting plate 14 are configured as an integrated structure, and the width of the integrated structure decreases from bottom to top, thereby further reducing the weight of the cable dragging auxiliary device.

[0037] In the cable dragging auxiliary device of this embodiment, a second connecting plate 15 is connected between adjacent second mounting plates 13, and the second connecting plate 15 is arranged parallel to the fixed base 1. Preferably, the second connecting plate 15 and the two second mounting plates 13 connected to the second connecting plate 15 are configured as an integrated structure for easy processing.

[0038] In the cable dragging auxiliary device of the present embodiment, a gap is left between the first mounting plate 11 and the end surface of the roller 22, and between the second connecting mounting plate and the end surface of the roller 22, to further prevent the end surface of the roller 22 from interfering with the first mounting plate 11 and the second mounting plate 13 when the roller 22 rotates.

[0039] Specifically, the fixed base 1 and the mounting assembly are made of cast iron and / or steel plates to ensure the stability of the cable dragging auxiliary device.

[0040] Preferably, the height of the cable dragging auxiliary device is between 200 mm and 300 mm, so as to lower the center of the cable dragging auxiliary device and prevent the cable dragging auxiliary device from sliding under force.

[0041] In the cable pulling auxiliary device of this embodiment, the width of the second mounting plate 13 is smaller than the width of the fixing base 1 .

[0042] The present invention has been described in detail above. The above description is only a preferred embodiment of the present invention and should not limit the scope of implementation of the present invention. That is, all equivalent changes and modifications made within the scope of this application should still fall within the scope of the present invention.

Claims

1. A cable dragging auxiliary device, characterized in that: It includes a fixed base and a plurality of rolling components, wherein the rolling components are rotatably connected to the fixed base through a mounting assembly, and the plurality of rolling components are arranged oppositely and obliquely to form a V-shaped channel for the cable to pass through; The rolling component includes a roller, a drum arranged on the periphery of the roller and rotating around the roller, the drum is arranged at an angle, the roller is detachably connected to the mounting assembly, the mounting assembly includes a first mounting plate and a second mounting plate arranged opposite and in parallel, the first mounting plate and the second mounting plate are both connected to the fixed base, a first mounting groove is provided on the first mounting plate, a second mounting groove is provided on the second mounting plate, and two ends of the roller are respectively embedded in the first mounting groove and the second mounting groove.

2. The cable dragging auxiliary device according to claim 1, characterized in that: A limiting groove is provided at the end of the roller, and the groove wall of the limiting groove is respectively fitted with the groove wall of the first installation groove and the groove wall of the second installation groove.

3. The cable dragging auxiliary device according to claim 1, characterized in that: The first mounting plate and the second mounting plate are symmetrically arranged around the central axis of the fixed base, the first mounting plate is located at the end of the fixed base, and the second mounting plate is located in the middle of the fixed base.

4. The cable dragging auxiliary device according to claim 3, characterized in that: The mounting assembly further includes a first connecting plate, which is disposed perpendicular to the fixed base, the first mounting plate is connected to the fixed base via the first connecting plate, and the first mounting slot is located at a position higher than the second mounting slot.

5. The cable dragging auxiliary device according to claim 4, characterized in that: The first mounting plate and the first connecting plate are configured as an integrated structure, and a width of the integrated structure decreases from bottom to top.

6. The cable dragging auxiliary device according to claim 4, characterized in that: A second connecting plate is connected between adjacent second mounting plates, and the second connecting plate is arranged parallel to the fixing base.

7. The cable dragging auxiliary device according to claim 6, characterized in that: There is a gap between the first mounting plate and the end surface of the drum, and there is a gap between the second mounting plate and the end surface of the drum.

8. The cable dragging auxiliary device according to any one of claims 1 to 7, characterized in that: The width of the second mounting plate is smaller than the width of the fixing base.

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