Cable traction device and system

Abstract

The utility model discloses a cable traction device and system, the cable traction device comprises a traction trolley and a fixing clamp device, and the fixing clamp device is fixedly arranged on the traction trolley and comprises an outer fixing clamp and an inner fixing clamp; the outer fixing clamp comprises an outer base, an outer gland and an outer bolt assembly. Wherein the outer base and the outer gland are provided with arc outer grooves which are symmetrically arranged up and down, and the outer grooves of the outer base and the outer gland are provided with inner grooves; the upper inner fixing clamp and the lower inner fixing clamp are symmetrically arranged up and down and are crescent-shaped, the lower inner fixing clamp and the upper inner fixing clamp are respectively embedded in the corresponding inner grooves of the outer fixing clamp, and gaps are formed between the lower inner fixing clamp and the side wall of the corresponding inner groove and between the upper inner fixing clamp and the side wall of the corresponding inner groove. Through the combination of the device and the ground pulley, the construction strength of cable laying is reduced, the construction level of electric power construction is improved, fine and standardized management of construction is comprehensively enhanced, and the image of a construction site is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable laying, and particularly relates to a cable traction device and system. Background Art

[0002] During the laying of large cross-section cables, it is necessary to manually lift the cable traction head for laying. However, as the cross-section of the cable increases, the number of construction workers required also increases. Due to the large weight of the traction head, construction workers need to use tools to lift the traction head for a long time, which easily causes fatigue of the construction workers and thus affects the construction progress. Content of the Utility Model

[0003] The purpose of the utility model is to solve the defects existing in the prior art, and a cable traction device and system are proposed.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: a cable traction device, including a traction trolley and a fixed clamp device, the fixed clamp device is fixedly arranged on the traction trolley, and the fixed clamp device includes an outer fixed clamp and an inner fixed clamp; the outer fixed clamp includes an outer base, an outer pressing cover and an outer bolt assembly; wherein, the outer base and the outer pressing cover are provided with arc-shaped outer grooves and are symmetrically arranged up and down, and inner grooves are opened on the outer grooves of the outer base and the outer pressing cover; the outer fixed clamps and between the outer base and the traction trolley are fixedly connected through the outer bolt assembly; the inner fixed clamp includes an upper inner fixed clamp, a lower inner fixed clamp and an inner bolt assembly, the upper inner fixed clamp and the lower inner fixed clamp are symmetrically arranged up and down, both are crescent-shaped, the lower inner fixed clamp and the upper inner fixed clamp are respectively embedded in the corresponding inner grooves of the outer fixed clamp, and a gap is provided between the lower inner fixed clamp and the upper inner fixed clamp and the side walls of the corresponding inner grooves.

[0005] Preferably, the traction trolley includes a vehicle body and a vehicle head, a directional wheel is arranged at the bottom rear of the vehicle body, a steering wheel is arranged at the vehicle head, a steering handle is arranged at the vehicle head, and a steering device is arranged between the vehicle head and the vehicle body.

[0006] Preferably, the upper and lower sides of the outer pressing cover are provided with extended first fixing ears at both ends, the upper and lower sides of the outer base are provided with extended second fixing ears at both ends, the outer bolt assembly includes two groups of outer bolts and outer nuts, the outer pressing cover and the outer base are fixed through the first fixing ears, the second fixing ears and the outer bolt assembly, and through holes are provided on both the first fixing ears and the second fixing ears, and all the through holes are coaxial.

[0007] Preferably, both ends of the upper inner fixed clamp and the lower inner fixed clamp are provided with fixing holes, and the upper inner fixed clamp and the lower inner fixed clamp are fixed through the fixing holes and the inner bolt assembly.

[0008] Preferably, the steering device includes a connecting block, a rotating shaft, a bearing, a shaft sleeve, and a steering frame. The connecting block is fixedly connected to the shaft sleeve. The vehicle head includes a rotating frame, and a steering wheel is provided below each of the two ends of the rotating frame. The lower end of the rotating shaft is hexagonal in shape. A hexagonal hole is provided in the middle of the cross beam of the rotating frame. The lower end of the rotating shaft is inserted into the hexagonal hole, and the other end is fixedly connected to the steering frame. The shaft sleeve is sleeved outside the rotating shaft. One end of the connecting block is fixedly connected to the vehicle body and the other end is fixedly connected to the shaft sleeve. The handle is fixedly connected to the steering frame; the handle faces the rear of the towed vehicle.

[0009] The present invention also provides a cable traction system, which includes the above-mentioned cable traction device and a plurality of ground rollers. The cable traction device and the plurality of ground rollers are arranged on the cable laying route. The cable traction device is located behind the ground rollers, and the height of the vehicle body of the trolley of the cable traction device is higher than the height of the ground rollers.

[0010] The present invention has the following beneficial effects:

[0011] Through the combination of the device and the ground rollers, the cable traction head is placed on the fixed clamp device of the trolley. The spacing of the ground rollers is set on the cable laying route to assist the movement of the cable. When laying the cable, only need to push the trolley along the laying route through the handle, and it is easy to lay large cross-section cables. It has strong practicability, reasonable structural design, and convenient operation, thus reducing the construction intensity of cable laying, improving the construction level of power construction, being conducive to comprehensively strengthening the refined and standardized management of construction, and effectively improving the construction site image. Description of the Drawings

[0012] Figure 1 : The three-dimensional view of the cable traction device provided by the present invention;

[0013] Figure 2 : The structural decomposition view of the fixed clamp device of the cable traction device provided by the present invention;

[0014] Figure 3 : The three-dimensional view of the ground roller provided by the present invention;

[0015] Figure 4 : The structural schematic diagram of the cable traction system provided by the present invention;

[0016] Legend Explanation:

[0017] Traction cart 1, fixed clamp device 2, outer fixed clamp 21, inner fixed clamp 22, outer base 211, second fixed ear 2112, outer gland 212, first fixed ear 2122, outer bolt assembly 213, outer groove (2111; 2121), inner groove 21111, upper inner fixed clamp 31, lower inner fixed clamp 32, fixing hole 33, inner bolt assembly 34, vehicle body 11, vehicle head 12, directional wheel 111, steering wheel 121, steering handle 142, steering device 13, steering frame 141, ground pulley 4. Detailed implementation mode

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

[0019] Refer to Figures 1-4 , an embodiment provided by the present invention:

[0020] A cable traction system, the cable traction system includes a cable traction device and a plurality of ground pulleys 4, the cable traction device and the plurality of ground pulleys 4 are arranged on the cable laying route, the cable traction device is located behind the ground pulley 4, and the height of the vehicle body of the cart of the cable traction device is higher than the height of the ground pulley 4 to facilitate the cart to pass through the ground pulley, and the ground pulley assists in the laying of the cable.

[0021] Among them, the cable traction device includes a traction cart 1 and a fixed clamp device 2, the fixed clamp device 2 is fixedly arranged on the traction cart 1, and the fixed clamp device 2 includes an outer fixed clamp 21 and an inner fixed clamp 22;

[0022] The outer fixed clamp 21 includes an outer base 211, an outer gland 212 and an outer bolt assembly 213; among them, the outer base 211 and the outer gland 212 are provided with arc-shaped outer grooves (2111; 2121) and are symmetrically arranged up and down, and inner grooves 21111 are opened on the outer grooves (2111; 2121) of the outer base 211 and the outer gland 212; the outer fixed clamps 21 are fixedly connected to each other and the outer base 211 is fixedly connected to the traction cart 1 through the outer bolt assembly 213;

[0023] The inner fixed clamp 22 includes an upper inner fixed clamp 31, a lower inner fixed clamp 32 and an inner bolt assembly 34. The upper inner fixed clamp 31 and the lower inner fixed clamp 32 are symmetrically arranged up and down and are both crescent-shaped. The lower inner fixed clamp 32 and the upper inner fixed clamp 31 are respectively embedded in the corresponding inner grooves 21111 of the outer fixed clamp 21, and there is a gap between the lower inner fixed clamp 32 and the upper inner fixed clamp 31 and the side walls of the corresponding inner grooves 21111. The function of setting the inner groove is:

[0024] The cable towing cart 1 includes a vehicle body 11 and a vehicle head 12. A fixed wheel 111 is provided at the bottom rear of the vehicle body 11. A steering wheel 121 is provided on the vehicle head 12. A steering handle 142 is provided on the vehicle head 12. A steering device 13 is provided between the vehicle head 12 and the vehicle body 11.

[0025] At both ends of the upper and lower sides of the outer pressure cover 212, there are extended first fixing ears 2122. At both ends of the upper and lower sides of the outer base 211, there are extended second fixing ears 2112. The outer bolt assembly 213 includes two groups of outer bolts and outer nuts. The outer pressure cover 212 and the outer base 211 are fixed by the first fixing ears 2122, the second fixing ears 2112 and the outer bolt assembly 213. Through holes are provided in both the first fixing ears 2122 and the second fixing ears 2112, and all the through holes are coaxial.

[0026] Fixing holes 33 are provided at both ends of the upper inner fixing clip 31 and the lower inner fixing clip 32. The upper inner fixing clip 31 and the lower inner fixing clip 32 are fixed by the fixing holes 33 and the inner bolt assembly 34.

[0027] Working principle:

[0028] When laying a cable, the cable towing head is installed on the fixing clip device of the cable towing device. On the cable laying route, several ground pulleys 4 are placed at intervals behind the cable towing device. The cart of the cable towing device is pushed by a handle to move, so as to lay the cable.

[0029] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cable pulling device, characterized in that: It includes a traction trolley and a fixing clamp device, wherein the fixing clamp device is fixedly arranged on the traction trolley, and the fixing clamp device includes an external fixing clamp and an internal fixing clamp; the external fixing clamp includes an external base, an external pressure cover and an external bolt assembly; wherein the external base and the external pressure cover are provided with an arc outer groove, and are symmetrically arranged up and down, and inner grooves are provided on the outer grooves of the external base and the outer pressure cover; the external fixing clamps and the outer base and the traction trolley are fixedly connected by the external bolt assembly; the internal fixing clamp includes an upper inner fixing clamp, a lower inner fixing clamp and an inner bolt assembly, the upper inner fixing clamp and the lower inner fixing clamp are symmetrically arranged up and down, and are both crescent-shaped, the lower inner fixing clamp and the upper inner fixing clamp are respectively embedded in the corresponding inner grooves of the external fixing clamp, and gaps are provided between the lower inner fixing clamp and the upper inner fixing clamp and the side walls of the corresponding inner grooves.

2. A cable pulling device according to claim 1, characterized in that: The traction trolley comprises a body and a front part, wherein the rear bottom of the body is provided with directional wheels, the front part is provided with steering wheels, the front part is provided with a steering handle, and a steering device is provided between the front part and the body.

3. A cable pulling device according to claim 1, characterized in that: The outer pressure cover is provided with an extended first fixing ear at both ends of the upper and lower parts, and the outer base is provided with an extended second fixing ear at both ends of the upper and lower parts. The outer bolt assembly includes two groups of external bolts and external nuts. The outer pressure cover and the outer base are fixed by the first fixing ear, the second fixing ear and the external bolt assembly. The first fixing ear and the second fixing ear are both provided with through holes, and all the through holes are coaxial.

4. A cable pulling device according to claim 1, characterized in that: Both ends of the upper inner fixing clip and the lower inner fixing clip are provided with fixing holes, and the upper inner fixing clip and the lower inner fixing clip are fixed to each other through the fixing holes and the inner bolt assembly.

5. A cable pulling device according to claim 2, characterized in that: The steering device includes a connecting block, a rotating shaft, a bearing, a bushing, and a steering frame. The connecting block is fixedly connected to the bushing. The front of the vehicle includes a rotating frame. A steering wheel is respectively provided below both ends of the rotating frame. The lower end of the rotating shaft is hexagonal in shape. A hexagonal hole is provided in the middle of the crossbeam of the rotating frame. The lower end of the rotating shaft is inserted into the hexagonal hole, and the other end is fixedly connected to the steering frame. The bushing is sleeved outside the rotating shaft. One end of the connecting block is fixedly connected to the vehicle body and the other end is fixedly connected to the bushing. The handle is fixedly connected to the steering frame. The handle faces the rear of the towed vehicle.

6. A cable pulling system, characterized in that: The cable traction system comprises a cable traction device as described in any one of claims 1 to 5 and a plurality of ground pulleys, wherein the cable traction device and the plurality of ground pulleys are arranged on a cable laying route, the cable traction device is located behind the ground pulleys, and the height of the body of the trolley of the cable traction device is higher than the height of the ground pulleys.

Images