Cable traction machine convenient to adjust and position

Abstract

The utility model discloses a cable tractor convenient to adjust and position, which relates to the technical field of cable traction appliances and comprises a supporting box, limiting mechanisms are symmetrically arranged on two sides of the top of the supporting box, two pressing transmission boxes are symmetrically arranged on the top surface of the supporting box, and transmission motors are arranged at the lower ends of the pressing transmission boxes. According to the utility model, through the arrangement of the limiting mechanism, a cable can be better limited, so that the cable can be better pulled; the limiting mechanism is composed of a supporting frame, a fixed limiting rod and a movable limiting rod, the upper portion of the supporting frame is connected with the fixed limiting rod, a sliding groove is formed in the side end of the supporting frame, the movable limiting rod is arranged on the sliding groove in a sliding mode, and tightening and fixing nuts are arranged at the tail ends of the two sides of the movable limiting rod. And the limiting mechanism can be better adjusted to fix the cable, so that the vibration of the cable in sliding traction is reduced, and the traction of the cable is more stable.

Description

Technical Field

[0001] The utility model relates to the technical field of cable pulling tools, in particular to a cable pulling machine which is convenient for adjusting and positioning. Background Art

[0002] As is known, as the scale of the power grid continues to expand, the traditional manual cable laying method can no longer meet the requirements. In order to reduce the labor intensity of cable laying and ensure the construction quality, a variety of cable traction machines for traction cables have been developed in China.

[0003] The existing crawler-type cable traction machine will often vibrate when the traction machine is pulling the crawler, making the speed of the traction machine unstable, and the cable traction machine with adjustable width must avoid the compression of the crawler to cause the compression crawler to loosen, causing the cable to slip and reduce the transmission efficiency of the cable; therefore, the present application designs a cable traction machine that is easy to adjust and position to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a cable pulling machine which is easy to adjust and position.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cable traction machine which is easy to adjust and position, comprising a support box, wherein limit mechanisms are symmetrically provided on both sides of the top of the support box, two clamping transmission boxes are symmetrically provided on the top surface of the support box, transmission motors are provided at the lower ends of the clamping transmission boxes, and two bidirectional screw rods are symmetrically provided at the lower part of the support box.

[0006] Preferably, the limiting mechanism consists of a support frame, a fixed limiting rod and a movable limiting rod. The upper part of the support frame is connected to the fixed limiting rod, the side end of the support frame is provided with a sliding groove, a movable limiting rod is slidably provided on the sliding groove, and tightening nuts are provided at the two side ends of the movable limiting rod.

[0007] Preferably, fixing holes are symmetrically provided on both sides of the clamping transmission box, a plurality of limiting holes for aligning with the fixing holes are provided on the upper part of the support box, a limiting block for engaging with the fixing holes is provided on the upper part of the clamping transmission box, and the protrusion at the lower part of the limiting block is fixed with the limiting hole.

[0008] Preferably, a transmission threaded sleeve is provided at the lower part of the compression transmission box, and the transmission threaded sleeve is threadedly connected to the bidirectional screw rod, a first sprocket is sleeved on the bidirectional screw rod, an adjustment knob is provided at the side end of the support box, a transmission chain is connected to the sprocket, and a second sprocket is provided at the end of the adjustment knob for driving the transmission chain to rotate.

[0009] Preferably, a traction belt is provided on the upper part of the compression transmission box, a transmission shaft is provided inside the compression transmission box, a driven bevel gear is coaxially fixed to the lower part of the transmission shaft, and a driving bevel gear for meshing with the driven bevel gear is provided on the motor shaft of the transmission motor.

[0010] Preferably, both the fixed limiting rod and the movable limiting rod are rotatably sleeved with a rubber sleeve.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: in the utility model, through the setting of the limiting mechanism, the cable can be better limited, so as to better pull the cable; through the setting of the sliding groove and the movable limiting rod, the limiting mechanism can be better adjusted to fix the cable, so as to reduce the vibration of the cable sliding traction, and make the traction of the cable more stable; through the setting of the limiting hole, the fixing hole and the limiting block, the compression transmission box can be stably fixed, so as to better pull the cable to avoid the compression transmission box from failing to compress the cable, causing the cable to slip and reduce the traction efficiency of the cable; through the setting of the bidirectional lead screw and the transmission threaded sleeve, the compression transmission box can be prevented from being subjected to force to cause the bidirectional lead screw to rotate, and the position of the compression transmission box can be adjusted by rotating the adjusting knob to clamp and fix the cable; through the setting of the traction belt, the cable can be better clamped, so as to pull the cable to slip; through the setting of the rubber sleeve, the cable can be better limited, so that the traction of the cable is more stable, and the cable can be better protected to avoid the friction between the cable and the bottom surface damaging the outer skin of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0013] Figure 1 This is a schematic diagram of the overall three-dimensional structure proposed by the utility model;

[0014] Figure 2 This is a three-dimensional structural diagram of the connection relationship of the overall lower structure proposed by the utility model;

[0015] Figure 3 This is a schematic diagram of the three-dimensional structure of the support box proposed by the utility model;

[0016] Figure 4 This is a schematic diagram of the three-dimensional structure of the compaction transmission box proposed by the utility model;

[0017] Figure 5 This is a three-dimensional structural diagram of the connection relationship between the transmission chain and the sprocket proposed in the utility model;

[0018] Figure 6This is a schematic diagram of the three-dimensional structure of the limit clamp block proposed by the utility model.

[0019] Serial numbers in the figure: 1. Clamping transmission box; 2. Support box; 3. Limiting mechanism; 4. Transmission motor; 5. Bidirectional screw; 6. Fixed limiting rod; 7. Movable limiting rod; 8. Limiting hole; 9. Adjusting knob; 10. Traction belt; 11. Driven bevel gear; 12. Fixed hole; 13. Transmission threaded sleeve; 14. Transmission chain; 15. Limiting block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Example: See Figure 1-6 A cable traction machine that is easy to adjust and position in the utility model includes a support box 2, and limit mechanisms 3 are symmetrically arranged on both sides of the top of the support box 2. Two compression transmission boxes 1 are symmetrically arranged on the top surface of the support box 2, and transmission motors 4 are arranged at the lower ends of the compression transmission boxes 1. Two bidirectional screw rods 5 are symmetrically arranged at the lower part of the support box 2. Through the setting of the limit mechanism 3, the cable can be better limited, so as to better pull the cable; the limit mechanism 3 is composed of a support frame, a fixed limit rod 6 and a movable limit rod 7. The upper part of the support frame is connected to the fixed limit rod 6, and a sliding groove is opened at the side end of the support frame. A movable limit rod 7 is slidably arranged on the sliding groove. Tightening fixing nuts are arranged at the ends of both sides of the movable limit rod 7. Through the sliding groove and The setting of the movable limit rod 7 can better adjust the limit mechanism 3 to fix the cable, thereby reducing the vibration during cable slippage and traction, making the cable traction more stable; fixing holes 12 are symmetrically provided on both sides of the compression transmission box 1, and a plurality of limit holes 8 for aligning with the fixing holes 12 are provided on the upper part of the support box 2. A limit block 15 for cooperating with the fixing hole 12 is provided on the upper part of the compression transmission box 1. The protrusion at the lower part of the limit block 15 is fixed with the limit hole 8. Through the setting of the limit hole 8, the fixing hole 12 and the limit block 15, the compression transmission box 1 can be stably fixed, thereby better traction of the cable to avoid the compression transmission box 1 being unable to compress the cable, causing the cable to slip and reduce the traction efficiency of the cable.

[0022] In the present invention, a transmission threaded sleeve 13 is provided at the lower part of the compression transmission box 1, and the transmission threaded sleeve 13 is threadedly connected with the bidirectional screw rod 5, and a first sprocket is sleeved on the bidirectional screw rod 5. An adjusting knob 9 is provided at the side end of the support box 2, and a transmission chain 14 is connected to the sprocket. A second sprocket for driving the transmission chain 14 to rotate is provided at the end of the adjusting knob 9. By setting the bidirectional screw rod 5 and the transmission threaded sleeve 13, it is possible to avoid the compression transmission box 1 being subjected to force to cause the bidirectional screw rod 5 to rotate, and the position of the compression transmission box 1 can be adjusted by rotating the adjusting knob 9 to clamp and fix the cable; A traction belt 10 is provided on the upper part of the transmission box 1, and a transmission shaft is provided inside the transmission box 1. A driven bevel gear 11 is coaxially fixed to the lower part of the transmission shaft. An active bevel gear for meshing with the driven bevel gear 11 is provided on the motor shaft of the transmission motor 4. Through the setting of the traction belt 10, the cable can be better clamped, thereby pulling the cable to slide; rubber sleeves are rotatably sleeved on the fixed limit rod 6 and the movable limit rod 7. Through the setting of the rubber sleeve, the cable can be better limited, making the traction of the cable more stable, and the cable can be better protected to prevent the cable from rubbing against the ground and damaging the outer skin of the cable.

[0023] Working principle: When the utility model is used, firstly, the transmission motor 4 is powered on, then the cable is passed through the traction machine, then the limit block 15 is removed, and then the adjusting knob 9 is turned, and the second sprocket on the adjusting knob 9 drives the transmission chain 14 to rotate, and the transmission chain 14 drives the bidirectional screw rod 5 to rotate, so that the two clamping transmission boxes 1 move toward each other, thereby clamping the cable, and then the limit block 15 is installed, so as to better pull the cable to avoid the compression transmission box 1 being unable to clamp the cable, causing the cable to slip and reduce the traction efficiency of the cable, and then loosen the tightening fixing nut at the side end of the movable limit rod 7, and then raise the movable limit rod 7 to adjust the position of the cable, and then rotate the tightening fixing nut to fix the movable limit rod 7, and then start the transmission motor 4, so that the traction belt 10 drives the cable to slide, and the cable positioning and traction of the traction machine is completed.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cable pulling machine that is easy to adjust and position, comprising a support box (2), characterized in that: The top sides of the support box (2) are symmetrically provided with limit mechanisms (3); the top surface of the support box (2) is symmetrically provided with two clamping transmission boxes (1); the lower ends of the clamping transmission boxes (1) are each provided with a transmission motor (4); the lower part of the support box (2) is symmetrically provided with two bidirectional screw rods (5); the limit mechanism (3) is composed of a support frame, a fixed limit rod (6) and a movable limit rod (7).

2. A cable pulling machine that is easy to adjust and position according to claim 1, characterized in that: A fixed limiting rod (6) is connected to the upper part of the support frame, a sliding groove is provided at the side end of the support frame, a movable limiting rod (7) is slidably provided on the sliding groove, and tightening fixing nuts are provided at the two end ends of the movable limiting rod (7).

3. A cable pulling machine that is easy to adjust and position according to claim 2, characterized in that: The two sides of the clamping transmission box (1) are symmetrically provided with fixing holes (12), the upper part of the support box (2) is provided with a plurality of limiting holes (8) for aligning with the fixing holes (12), the upper part of the clamping transmission box (1) is provided with a limiting clamping block (15) for engaging with the fixing holes (12), and the protrusion at the bottom of the limiting clamping block (15) is fixedly engaged with the limiting hole (8).

4. A cable pulling machine that is easy to adjust and position according to claim 3, characterized in that: A transmission threaded sleeve (13) is provided at the lower part of the compression transmission box (1), and the transmission threaded sleeve (13) is threadedly connected to the bidirectional screw rod (5), and a first sprocket is sleeved on the bidirectional screw rod (5). An adjusting knob (9) is provided at the side end of the support box (2), and a transmission chain (14) is connected to the sprocket. A second sprocket for driving the transmission chain (14) to rotate is provided at the end of the adjusting knob (9).

5. A cable pulling machine that is easy to adjust and position according to claim 4, characterized in that: A traction belt (10) is provided on the upper part of the compression transmission box (1), a transmission shaft is provided inside the compression transmission box (1), a driven bevel gear (11) is coaxially fixedly connected to the lower part of the transmission shaft, and a driving bevel gear for meshing with the driven bevel gear (11) is provided on the motor shaft of the transmission motor (4).

6. The cable pulling machine that is easy to adjust and position according to claim 5, characterized in that: The fixed limiting rod (6) and the movable limiting rod (7) are both rotatably sleeved with rubber sleeves.

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