Pulley device for cable laying

Abstract

The utility model discloses a pulley device for cable laying, which relates to the technical field of cable laying and comprises a base, the top end of the base is in threaded connection with a fixed column, and a lifting plate driven by a lifting adjusting mechanism to move is arranged above the fixed column; according to the utility model, the lifting adjusting mechanism in the fixed column drives the lifting plate to lift and displace, and drives the movable column and the supporting arm to lift until the pulley supporting assembly on the supporting arm is adjusted to the height of a cable to be laid, and meanwhile, the motor drives the first screw rod to rotate; a threaded block in threaded connection with the first lead screw in a sleeving mode transversely moves left and right on the first lead screw till the pulley supporting assembly is driven to be adjusted to correspond to the position of the cable, the cable is supported in a sliding mode, and therefore the pulley device for cable laying is convenient to adjust; the height position of the pulley supporting assembly can be adaptively adjusted according to the actual cable laying requirement, and the horizontal position of the pulley supporting assembly can also be adaptively adjusted according to the actual cable laying requirement.

Description

Technical Field

[0001] The utility model relates to the technical field of cable laying, in particular to a pulley device for cable laying. Background Art

[0002] Cable laying refers to the process of laying and installing cables along the surveyed route to form a cable line. According to the application scenarios, it can be divided into several laying methods, such as overhead, underground (pipeline and direct burial), underwater, wall and tunnel. Reasonable selection of cable laying method is very important to ensure the transmission quality, reliability and construction maintenance of the line. At present, in the process of cable laying construction, it is generally necessary to use the corresponding pulley device to support the cable slidingly.

[0003] For example, the utility model patent with application number 202322286497.5 discloses a support pulley device for laying cables on a bridge, comprising: a sleeve-type vertical pole, a pulley fixing cross bar, a wire-releasing pulley and a diagonal tie rod; wherein, one end of the pulley fixing cross bar is fixed to the middle and upper part of the sleeve-type vertical pole, the wire-releasing pulley is arranged on the pulley fixing cross bar, and the two ends of the diagonal tie rod are respectively fixed to the other end of the pulley fixing cross bar and the top end of the sleeve-type vertical pole.

[0004] Based on the findings in the prior art, most of the existing pulley devices for cable laying have fixed structures and are not easy to adjust. The height position of the pulley cannot be adjusted according to the actual cable laying needs, nor can the horizontal position of the pulley be adaptively adjusted according to the actual cable laying needs. As a result, the pulley cannot be applied to different cable laying environments, is inconvenient to use, and is not practical. Therefore, the utility model proposes a pulley device for cable laying to solve the problems existing in the prior art. Utility Model Content

[0005] In view of the above problems, the purpose of the utility model is to propose a pulley device for cable laying, so as to solve the problem that the existing pulley device for cable laying cannot adaptably adjust the height position of the pulley according to the actual cable laying needs, nor can it adaptively adjust the horizontal position of the pulley according to the actual cable laying needs, resulting in the inability to be suitable for different cable laying environments.

[0006] In order to achieve the purpose of the utility model, the utility model is implemented through the following technical solutions: a pulley device for cable laying, including a base, a fixed column is threadedly connected to the top of the base, a lifting plate is provided above the fixed column and is driven to move by a lifting and adjusting mechanism, a movable column is threadedly connected to the top of the lifting plate, support arms are fixed to the outer walls of both sides of the movable column through movable clamping mechanisms, a first screw rod driven to rotate by a motor is provided inside the support arm, a threaded block is threadedly sleeved on the first screw rod, support rods that slide through the outside of the support arm are symmetrically fixed to the top of the threaded block, and a pulley support assembly is fixed to the top of the support rod.

[0007] A further improvement is that the pulley support assembly includes a concave support frame fixed to the top end of the support rod and a support pulley located inside the concave support frame, and the support pulley is rotatably connected to the inside of the concave support frame through a bearing.

[0008] A further improvement is that the lifting and adjusting mechanism includes a second screw rod rotatably connected to the inside of the fixed column and driven to rotate by a turntable, and a threaded plate threadedly sleeved on the second screw rod, and a sliding rod symmetrically fixed to the top of the threaded plate that slides through the top of the fixed column and is fixedly connected to the lifting plate.

[0009] A further improvement is that a first bevel gear is fixed to a side of the rotating disk close to the fixed column through a rotating shaft penetrating into the interior of the fixed column, and a second bevel gear meshing with the first bevel gear is fixedly sleeved at the lower part of the second screw.

[0010] A further improvement is that the movable card connection mechanism includes a socket fixed to the outer wall of the movable column and an insertion block fixed to the side of the support arm close to the movable column, the socket is provided with a slot adapted to the insertion block, a spring pin slides through the socket, and the insertion block is provided with a socket adapted to the spring pin.

[0011] A further improvement is that a reinforcing rod is inserted between the support arm and the movable column, and an engaging block is fixed to one end of the reinforcing rod close to the support arm and the other end close to the movable column, and an engaging groove adapted to the engaging block is provided on the outer wall of the movable column and the bottom end of the support arm.

[0012] A further improvement is that threaded connection columns are fixed to the top of the lifting plate and the bottom of the fixed column, and threaded connection holes matching the threaded connection columns are provided at the bottom of the movable column and the top of the base.

[0013] The beneficial effects of the utility model are as follows: the utility model includes a base, and the lifting and lowering displacement of the lifting plate is driven by the lifting and lowering adjustment mechanism in the fixed column, and the movable column and the support arm are driven to rise and fall until the pulley support assembly on the support arm is adjusted to the height of the cable to be laid, and at the same time, the first screw rod is driven to rotate by the motor, and the threaded block threadedly sleeved on the first screw rod is displaced left and right on the first screw rod, until the pulley support assembly is driven to adjust to correspond to the position of the cable, and the cable is slidably supported, so that the pulley device for cable laying is easy to adjust, and the height position of the pulley support assembly can be adapted according to the actual cable laying needs, and the horizontal position of the pulley support assembly can be adaptively adjusted according to the actual cable laying needs, so that the pulley device for cable laying can be suitable for different cable laying environments, and is easy to use and highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 It is a front cross-sectional view of the utility model;

[0016] Figure 3 The utility model Figure 2 Enlarged view of point A in .

[0017] Among them: 1. base; 2. fixed column; 3. lifting plate; 4. movable column; 5. support arm; 6. motor; 7. first screw rod; 8. threaded block; 9. support rod; 10. concave support frame; 11. support pulley; 12. turntable; 13. second screw rod; 14. threaded plate; 15. slide rod; 16. first bevel gear; 17. second bevel gear; 18. socket; 19. plug block; 20. spring pin; 21. socket; 22. reinforcing rod; 23. engaging block; 24. threaded connection column. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0019] according to Figure 1 , Figure 2 , Figure 3As shown, the present embodiment provides a pulley device for cable laying, comprising a base 1 fixed to the ground by bolts and a fixed column 2 threadedly connected to the top of the base 1, a lifting and lowering adjustment mechanism is arranged inside the fixed column 2, a lifting plate 3 is arranged above the fixed column 2 and the lifting and lowering plate 3 is driven to lift and lower by the lifting and lowering adjustment mechanism, a movable column 4 is threadedly connected to the top of the lifting and lowering plate 3, and the movable column 4 is lifted and displaced synchronously with the lifting and lowering plate 3, support arms 5 are fixed to the outer walls of both sides of the movable column 4 by a movable clamping mechanism, so that the support arms 5 can be easily disassembled and assembled from the movable column 4, a motor 6 is fixed to the outer wall of the support arm 5 away from the movable column 4 by bolts, an output end of the motor 6 passes through the inside of the support arm 5 through a bearing and is fixed with a first screw rod 7, the first screw rod 7 is driven to rotate by the motor 6, a threaded block 8 is threadedly sleeved on the first screw rod 7, a support rod 9 is symmetrically fixed to the top of the threaded block 8, and the top of the support rod 9 slides and passes through the support arm 5 A pulley support assembly for slidingly supporting the radiated cable is fixed on the outside by bolts, and a through groove adapted to the support rod 9 is opened at the top of the support arm 5 for the support rod 9 to slide through. The lifting and lowering adjustment mechanism in the fixed column 2 drives the lifting and lowering displacement of the lifting plate 3, and drives the movable column 4 and the support arm 5 to rise and fall, until the pulley support assembly on the support arm 5 is adjusted to the height of the cable to be laid, and at the same time, the first screw rod 7 is driven to rotate by the motor 6, and the threaded block 8 threadedly sleeved on the first screw rod 7 is displaced left and right on the first screw rod 7, until the pulley support assembly is adjusted to correspond to the cable position, and the cable is slidably supported, so that the pulley device for cable laying is easy to adjust, and the height position of the pulley support assembly can be adapted according to the actual cable laying needs, and the horizontal position of the pulley support assembly can also be adaptively adjusted according to the actual cable laying needs.

[0020] The pulley support assembly includes a concave support frame 10 and a support pulley 11, wherein the concave support frame 10 is fixed to the top of the support rod 9 by bolts, the support pulley 11 is located on the inner side of the concave support frame 10 and is rotatably connected to the inner wall of the concave support frame 10 through a bearing, and the cable is supported by the support pulley 11.

[0021] The lifting and lowering adjustment mechanism includes a second screw rod 13 and a threaded plate 14, wherein the second screw rod 13 is rotatably connected to the inside of the fixed column 2 through a bearing and is driven to rotate by a turntable 12 on the right side of the fixed column 2, the threaded plate 14 is threadedly sleeved on the second screw rod 13, and a sliding rod 15 is symmetrically fixed on the top of the threaded plate 14. The top of the sliding rod 15 slides through the top of the fixed column 2 and is fixedly connected to the bottom of the lifting plate 3 through bolts. A through groove adapted to the sliding rod 15 is provided on the top of the fixed column 2. The second screw rod 13 is driven to rotate by the turntable 12, so that the threaded plate 14 threadedly sleeved on the second screw rod 13 is lifted and displaced, and the lifting plate 3 is driven to lift and displaced through the sliding rod 15.

[0022] The side of the turntable 12 close to the fixed column 2 is penetrated into the fixed column 2 through the rotating shaft and fixed with a first bevel gear 16. The second bevel gear 17 is fixedly sleeved on the lower part of the second screw rod 13, and the second bevel gear 17 is meshed with the first bevel gear 16. The first bevel gear 16 is driven to rotate by the turntable 12, and the first bevel gear 16 then drives the second bevel gear 17 meshed with it to rotate, thereby realizing the rotation of the second screw rod 13.

[0023] The movable snap-in mechanism includes a socket 18 and an insert block 19, wherein the socket 18 is welded and fixed to the outer wall of the movable column 4, and the insert block 19 is welded and fixed to the outer wall of the support arm 5 on the side close to the movable column 4. The socket 18 is provided with a slot adapted to the insert block 19 for the insert block 19 to be inserted into the socket 18. A spring latch 20 is slidably penetrated through the socket 18, and the insert block 19 is provided with a socket 21 adapted to the spring latch 20. By inserting the spring latch 20 into the socket 21 on the insert block 19, the insert block 19 is fixed in the socket 18, thereby realizing the movable snap-in connection between the support arm 5 and the movable column 4. Then, the spring latch 20 is pulled out from the socket 21, and the support arm 5 can be disassembled and removed, making it easy to disassemble and assemble.

[0024] An inclined reinforcing rod 22 is inserted and engaged between the support arm 5 and the movable column 4. An engaging block 23 is fixed to one end of the reinforcing rod 22 close to the support arm 5 and the other end close to the movable column 4. An engaging groove adapted to the engaging block 23 is provided on the outer wall of the movable column 4 and the bottom end of the support arm 5. The reinforcing rod 22 provides reinforced support for the support arm 5, thereby improving the structural strength of the support arm 5 and making it more stable during use.

[0025] A threaded connection column 24 is fixed to the top of the lifting plate 3 and the bottom of the fixed column 2, and a threaded connection hole adapted to the threaded connection column 24 is opened at the bottom of the movable column 4 and the top of the base 1. The lifting plate 3 and the movable column 4 are fixedly installed by screwing the threaded connection column 24 at the top of the lifting plate 3 into the threaded connection hole at the bottom of the movable column 4. The fixed installation between the fixed column 2 and the base 1 is achieved by screwing the threaded connection column 24 at the bottom of the fixed column 2 into the threaded connection hole at the top of the base 1, so that the base 1 and the fixed column 2 as well as the lifting plate 3 and the movable column 4 are easy to disassemble and assemble.

[0026] When it is necessary to support the cable during the cable laying process, the base 1 is fixed to the ground by bolts, and the lifting plate 3 is driven to rise and fall through the lifting adjustment mechanism in the fixed column 2, and the support arm 5 and the pulley support assembly thereon are adjusted to an appropriate height according to the height of the cable to meet the cable laying height, and at the same time, the motor 6 is started to drive the first screw rod 7 to rotate, so that the threaded block 8 threadedly sleeved on the first screw rod 7 is displaced horizontally left and right on the first screw rod 7, and the pulley support assembly is adjusted horizontally to an appropriate position according to the position of the cable to correspond to the position of the cable, and then the cable is placed on the support pulley 11 on the pulley support assembly to realize sliding support for the cable during the cable laying process.

[0027] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A pulley device for cable laying, comprising a base (1), characterized in that: The top of the base (1) is threadedly connected to a fixed column (2), a lifting plate (3) driven to move by a lifting adjustment mechanism is provided above the fixed column (2), a movable column (4) is threadedly connected to the top of the lifting plate (3), support arms (5) are fixed to the outer walls of both sides of the movable column (4) by a movable clamping mechanism, a first screw rod (7) driven to rotate by a motor (6) is provided inside the support arm (5), a threaded block (8) is threadedly sleeved on the first screw rod (7), a support rod (9) slidably penetrating to the outside of the support arm (5) is symmetrically fixed to the top of the threaded block (8), and a pulley support assembly is fixed to the top of the support rod (9).

2. A cable laying pulley device according to claim 1, characterized in that: The pulley support assembly comprises a concave support frame (10) fixed to the top end of the support rod (9) and a support pulley (11) located inside the concave support frame (10), and the support pulley (11) is rotatably connected to the inside of the concave support frame (10) via a bearing.

3. A cable laying pulley device according to claim 1, characterized in that: The lifting and lowering adjustment mechanism comprises a second screw rod (13) which is rotatably connected to the interior of the fixed column (2) and driven to rotate by a turntable (12), and a threaded plate (14) which is threadedly sleeved on the second screw rod (13), wherein a sliding rod (15) which slides through the top of the fixed column (2) and is fixedly connected to the lifting plate (3) is symmetrically fixed to the top of the threaded plate (14).

4. A cable laying pulley device according to claim 3, characterized in that: A first bevel gear (16) is fixed to the side of the rotating disk (12) close to the fixed column (2) through a rotating shaft penetrating into the interior of the fixed column (2), and a second bevel gear (17) meshing with the first bevel gear (16) is fixedly sleeved at the lower part of the second screw rod (13).

5. A cable laying pulley device according to claim 1, characterized in that: The movable clamping mechanism comprises a socket (18) fixed to the outer wall of the movable column (4) and an insert block (19) fixed to the side of the support arm (5) close to the movable column (4); the socket (18) is provided with a slot adapted to the insert block (19); a spring latch (20) is slidably penetrated through the socket (18); and the insert block (19) is provided with a socket (21) adapted to the spring latch (20).

6. A cable laying pulley device according to claim 1, characterized in that: A reinforcing rod (22) is inserted and engaged between the support arm (5) and the movable column (4); an engaging block (23) is fixed to one end of the reinforcing rod (22) close to the support arm (5) and one end close to the movable column (4); and an engaging groove adapted to the engaging block (23) is provided on the outer wall of the movable column (4) and the bottom end of the support arm (5).

7. A cable laying pulley device according to claim 1, characterized in that: The top end of the lifting plate (3) and the bottom end of the fixed column (2) are both fixed with threaded connection columns (24), and the bottom end of the movable column (4) and the top end of the base (1) are both provided with threaded connection holes adapted to the threaded connection columns (24).

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