CN220209812U - Self-adaptive device suitable for directly laying high-voltage cable on support - Google Patents

Abstract

The application belongs to the technical field of high-voltage cable lays, the utility model discloses a self-adaptation device suitable for directly lay high-voltage cable on support, including two stay tubes of parallel interval arrangement, connect through the connecting pipe between two stay tubes, the stay tube internal rotation sets up the dwang, set up the gear on the dwang middle part pole body, dwang both sides pole body sets up the screw thread opposite in spiral direction, the stay tube both sides still set up and enclose to establish the slide tube outside the dwang, set up the nut sleeve in the slide tube, the nut sleeve sets up the fixed slot downwards of opening with the screw thread screwed connection on the dwang, the slide tube outer end sets up the double-end worm, the gear engagement on double-end worm both ends and the dwang respectively, double-end worm one end outwards extends and is provided with and revolves the twist handle, be provided with gyro wheel guiding mechanism on two stay tubes. By rotating the screwing handle on the double-ended worm, the four sliding pipes are driven to synchronously slide outwards or inwards in the supporting pipe, so that the adjustment and the installation are very convenient, and the time is saved.

Description

Self-adaptive device suitable for directly laying high-voltage cable on support

Technical Field

The utility model relates to the technical field of high-voltage cable laying, in particular to a self-adaptive device suitable for directly laying a high-voltage cable on a bracket.

Background

The high-voltage cable is used as an effective means for urban power supply, so that the problem of fusion of urban environment and power transmission lines is solved greatly. At present, cable channels of domestic power transmission engineering commonly adopt a cable pit mode, and the cable pit mode comprises underground cable pits, cable tunnels and the like. When a common cable trench with a bracket is used for laying cables, the cables are laid in place along the path direction, and then the cables are lifted up to the bracket section by manpower for fixing. This method requires much labor and increases the working strength of the constructors.

In chinese patent publication No. CN 207603095U, an adaptive device for directly laying high voltage cable on a rack is disclosed, which comprises a width adjusting mechanism for adjusting the width of the adaptive device, a laying mechanism for laying the cable, and a fixing mechanism connected with the rack. The width adjusting mechanism comprises two connecting rods, two ends of each connecting rod are respectively provided with an adjusting screw, one end of each adjusting screw is connected with a nut, and the nut is welded with the fixing mechanism; the other end of the adjusting screw rod is matched with the connecting rod, and can be screwed in or out of the cavity of the connecting rod to adjust the distance between the fixing mechanisms at the two ends so as to adapt to cable brackets with different widths.

When in actual use, the positions of 4 angles of the fixing mechanisms can be adjusted by respectively adjusting 4 adjusting screws, and the adjustment length of each adjusting screw can not be guaranteed to be completely consistent during adjustment, so that the two fixing mechanisms at the same end of two connecting rods are different in distance from the end parts of the connecting rods, and the two fixing mechanisms are not installed when being matched with a cable bracket, and the two fixing mechanisms are required to be adjusted continuously, so that the operation is complex and complicated.

Disclosure of Invention

In order to solve the problems, the utility model provides an adaptive device which is suitable for directly laying a high-voltage cable on a bracket.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a self-adaptation device suitable for directly lay high-voltage cable on support, includes two stay tubes of parallel interval arrangement, connect characterized by through the connecting pipe between two stay tubes: the utility model discloses a cable is supported to the stay tube, including the stay tube, the stay tube internal rotation is provided with the dwang, dwang length direction is parallel with stay tube length direction, be provided with the gear on the dwang middle part pole body, dwang both sides pole body is provided with the screw thread that the spiral direction is opposite, the stay tube both sides still are provided with the slip pipe of enclosing outside the dwang, be provided with the nut sleeve in the slip pipe, the screw thread screwed connection on nut sleeve and the dwang, the slip pipe outer end is provided with the decurrent fixed slot of opening, screwed connection has butterfly nut on the fixed slot lateral wall, rotate in the connecting pipe and be provided with the double-end worm, the gear engagement on double-end worm both ends and the dwang respectively, the outside extension of double-end worm one end is provided with the twist handle, be provided with gyro wheel guiding mechanism on two stay tubes, gyro wheel guiding mechanism is used for holding in the palm the props the cable.

Through adopting above-mentioned technical scheme, set up dwang, the screw thread, the nut sleeve, the sliding tube in the stay tube, set up double-end worm in the connecting pipe, rotate through double-end worm drive dwang, drive nut sleeve and sliding tube and move on stay tube length direction, set up fixed slot and butterfly nut at the sliding tube outer end, it is fixed with cable support through fixed slot and cable support connection, only need rotate the handle of twisting on the double-end worm like this, just can drive four sliding tube outside or inwards slide in the stay tube in step, and can guarantee that the motion distance of four sliding tubes is completely unanimous, the condition of two fixed slot slopes of homonymy can not appear, it is all very convenient to adjust, install, save time.

Further, the support tube is internally and fixedly provided with two first bearings, the two first bearings are respectively positioned at two sides of the gear and between the two threads, the connecting tube is internally provided with two second bearings, and the two second bearings are respectively arranged at intervals and positioned between the spiral teeth at two ends of the double-ended worm.

Through adopting above-mentioned technical scheme, set up first bearing, second bearing respectively in stay tube, connecting pipe, support dwang, double-ended worm respectively in stay tube, connecting pipe through first bearing, second bearing, be convenient for dwang, double-ended worm rotate under external force drive.

Further, the roller guide mechanism comprises a fixed support and a sliding support which are respectively arranged on the two support pipes, V-shaped rollers are respectively arranged on the fixed support and the sliding support in a rotating mode, and the two V-shaped rollers are oppositely arranged and the wheel cores are located in a vertical plane.

Through adopting above-mentioned technical scheme, be provided with two V-arrangement gyro wheels of relative arrangement, and the wheel core all is located plumb in the face for two V-arrangement gyro wheels can carry out centre gripping support and roll direction to the cable.

Further, the fixed bolster is including setting up the first stand on the stay tube, both ends are inwards all provided with first upper plate and first hypoplastron about the first stand, both ends rotate and set up in first upper plate and first hypoplastron about the V-arrangement gyro wheel.

Through adopting above-mentioned technical scheme, set up first stand, first upper plate and first hypoplastron, rotate the both ends about with the V-arrangement gyro wheel and set up in first upper plate and first hypoplastron for the V-arrangement gyro wheel rotates in the fixed bolster.

Further, the sliding support comprises a second upright post, a second upper plate and a second lower plate are inwards arranged at the upper end and the lower end of the second upright post, the upper end and the lower end of the V-shaped roller are rotatably arranged in the second upper plate and the second lower plate, a fixed column parallel to the second upright post is further arranged on a supporting tube corresponding to the sliding support, a guide hole is formed in the fixed column, a guide column is convexly arranged on one side of the second upright post adjacent to the fixed column, the guide column and the guide hole form sliding guide fit, a bolt is further spirally arranged on the fixed column, and the end part of the bolt abuts against the second upright post.

Through adopting above-mentioned technical scheme, set up second stand, second upper plate, second hypoplastron, make V-arrangement gyro wheel vertical rotation in second upper plate and second hypoplastron. And then the fixed column, the guide column and the guide hole are arranged, and the bolt is used for driving the second upright column to move, so that the V-shaped roller in the sliding support is close to or far away from the V-shaped roller in the fixed support, and the distance between the two V-shaped rollers is adjusted, so that the sliding support is suitable for cables with different diameters.

Further, the bottom of the fixed column protrudes inwards to be provided with a bottom plate, a sliding groove is formed in the bottom plate, a bump is arranged at the bottom of the second lower plate, and the bump is arranged in the sliding groove to form sliding guide fit.

Through adopting above-mentioned technical scheme, set up bottom plate, spout, support and slip direction to the second hypoplastron for V-arrangement gyro wheel in the sliding support is more stable when the motion.

Further, the roller guide mechanism is provided with two groups at intervals along the length direction of the support tube.

Through adopting above-mentioned technical scheme, be provided with two sets of gyro wheel guiding mechanism at stay tube length direction interval, support spacing to the cable through two sets of gyro wheel guiding mechanism around, play a good guide effect for the laying of cable.

In summary, the utility model has the following beneficial effects:

in this application, set up dwang, screw thread, nut sleeve, sliding tube in the stay tube, set up double-end worm in the connecting pipe, rotate through double-end worm drive dwang, drive nut sleeve and sliding tube and move on stay tube length direction, set up fixed slot and butterfly nut at the sliding tube outer end, it is fixed with cable support through fixed slot, only need rotate the handle of screwing on the double-end worm like this, just can drive four sliding tube outside or inside slip in the stay tube in step, and can guarantee that the motion distance of four sliding tubes is unanimous completely, the condition of two fixed slot slopes of homonymy can not appear, it is all very convenient to adjust, install, save time.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a support tube and connecting tube portion according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing the internal structure of a support pipe and a connection pipe according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view taken along the direction A of FIG. 3;

FIG. 5 is a schematic view of a roller guide mechanism according to an embodiment of the present utility model;

fig. 6 is a B-direction cross-sectional view of fig. 5.

In the figure:

10. a support tube; 11. a rotating lever; 12. a gear; 13. a thread; 14. a first bearing; 20. a connecting pipe; 21. a double-ended worm; 22. screwing the handle; 23. a second bearing; 30. a sliding tube; 31. a nut sleeve; 32. a fixing groove; 33. a butterfly nut; 40. a roller guide mechanism; 41. a fixed bracket; 411. a first upright; 412. a first upper plate; 413. a first lower plate; 42. a sliding support; 421. a second upright; 422. a second upper plate; 423. a second lower plate; 424. a guide post; 425. a bolt; 426. a bump; 43. v-shaped rollers; 44. fixing the column; 441. a guide hole; 442. a bottom plate; 443. and a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.

As shown in fig. 1 to 6, the embodiment of the application discloses a self-adaptive device suitable for directly laying high-voltage cables on a support, which comprises a support tube 10, a connecting tube 20, a sliding tube 30 and a roller guide mechanism 40, wherein the sliding tube 30 is arranged at two ends of the support tube 10 in a sliding manner, a fixing groove 32 fixedly connected with the cable support is arranged at the outer end of the sliding tube 30, and the distance between the fixing groove 32 is adjusted by adjusting the position of the sliding tube 30 in the support tube 10 so as to be suitable for cable supports with different intervals. The two support pipes 10 are provided with roller guide mechanisms 40, cables are placed in the roller guide mechanisms 40 when the cables are laid, and the cables are supported by the two V-shaped rollers 43 in the roller guide mechanisms 40 to assist the cables to be laid forwards.

Specifically, a first bearing 14 and a rotating rod 11 are arranged in the supporting tube 10, two first bearings 14 are arranged at intervals, the outer ring of each first bearing 14 is fixedly connected with the inner wall of the supporting tube 10, and the inner ring of each first bearing 14 is fixedly connected with the rotating rod 11, so that the rotating rod 11 is rotatably arranged in the supporting tube 10 through the two first bearings 14, and the length direction of the rotating rod 11 is parallel to the length direction of the supporting tube 10. The middle rod body of the rotating rod 11 is provided with a gear 12, the gear 12 is arranged at the middle position of the rotating rod 11, and two first bearings 14 are arranged at two sides of the gear 12 and symmetrically arranged along the gear 12. The two side lever bodies of the rotating lever 11 are provided with threads 13 with opposite spiral directions, and the threads 13 on the two sides are respectively positioned on the outer sides of the two first bearings 14. The screw thread 13 section of the rotating rod 11 is spirally connected with a nut sleeve 31, the nut sleeve 31 is arranged at the inner end of the sliding tube 30 and fixedly connected with the inner wall of the sliding tube 30, and the rotating rod 11 can rotate to drive the nut sleeve 31 to drive the sliding tube 30 to move along the length direction of the rotating rod 11.

The outer end of the sliding tube 30 is provided with a downward opening fixing groove 32, and the notch of the fixing groove 32 is slightly larger than the width of the cable bracket so as to clamp the fixing groove 32 on the cable bracket. The butterfly nut 33 is spirally connected to the outer side wall of the fixing groove 32, after the fixing groove 32 is buckled on the cable support, the screw end of the butterfly nut 33 can be abutted against the cable support by screwing the butterfly nut 33, so that the fixing groove 32 and the cable support can be fastened.

The connecting pipe 20 is internally provided with a second bearing 23 and a double-ended worm 21, and the second bearing 23 is provided with two spiral teeth at intervals and positioned between the two ends of the double-ended worm 21. The outer ring of the second bearing 23 is fixedly connected with the inner wall of the connecting pipe 20, and the inner ring of the second bearing 23 is fixedly connected with the double-ended worm 21, so that the double-ended worm 21 is rotatably arranged in the connecting pipe 20 through the two second bearings 23 and the length direction of the double-ended worm 21 is parallel to the length direction of the connecting pipe 20. The double-ended worm 21 is arranged above the rotating rods 11, the spiral teeth at the two ends of the double-ended worm 21 are respectively meshed with the gears 12 on the two rotating rods 11, a screwing handle 22 is outwards extended at one end of the double-ended worm 21, and the double-ended worm 21 is driven to rotate by rotating the screwing handle 22 so as to drive the two rotating rods 11 to synchronously rotate, so that the 4 nut sleeves 31 on the rotating rods 11 and the sliding tube 30 synchronously move.

The roller guide mechanism 40 includes a fixed bracket 41 and a sliding bracket 42 respectively provided on the two support pipes 10, the fixed bracket 41 includes a first upright 411 provided on the support pipe 10, a first upper plate 412 and a first lower plate 413 are provided at both upper and lower ends of the first upright 411 inward, and both upper and lower ends of the V-shaped roller 43 are rotatably provided in the first upper plate 412 and the first lower plate 413, so that the V-shaped roller 43 rotates in the fixed bracket 41.

The sliding support 42 comprises a second upright 421, a second upper plate 422 and a second lower plate 423 are inwardly arranged at the upper end and the lower end of the second upright 421, and the upper end and the lower end of the V-shaped roller 43 are rotatably arranged in the second upper plate 422 and the second lower plate 423, so that the V-shaped roller 43 rotates in the sliding support 42. The support tube 10 corresponding to the sliding support 42 is further provided with a fixed column 44 parallel to the second upright 421, the fixed column 44 is provided with a guide hole 441, one side of the second upright 421 adjacent to the fixed column 44 is convexly provided with a guide column 424, and the guide column 424 is arranged in the guide hole 441 to form sliding guide fit with the guide hole 441.

The bottom of the fixed column 44 protrudes inwards to form a bottom plate 442, a sliding groove 443 is formed in the bottom plate 442, a bump 426 is protruding from the bottom of the second lower plate 423, and the bump 426 is placed in the sliding groove 443 to form a sliding guiding fit. The fixing column 44 is further provided with a bolt 425 in a screwed manner, the end portion of a screw rod of the bolt 425 abuts against the second upright post 421, the second upright post 421 can be driven to move towards the direction of the fixing support 41 by screwing the bolt 425, the guide column 424 and the protruding block 426 at the bottom of the second lower plate 423 can play a role of sliding guide, the second upright post 421 and the V-shaped rollers 43 on the second upright post can move stably, and therefore the distance between the two V-shaped rollers 43 can be adjusted through the adjusting bolt 425, and cables with different diameters can be suitable.

Further, two sets of roller guide mechanisms 40 are arranged at intervals in the length direction of the supporting tube 10, and the cable is supported and limited through the front roller guide mechanism and the rear roller guide mechanism 40, so that a good guide effect is achieved for laying the cable.

The application principle of the self-adaptive device suitable for directly laying high-voltage cables on a bracket of the embodiment is as follows:

firstly, determining the distance between two cable brackets, driving the double-ended worm 21 to rotate by rotating the screwing handle 22 to drive the two rotating rods 11 to rotate, and driving the nut sliding blocks on the rotating rods 11 to drive the sliding tubes 30 to move outwards, so that the distance between the fixing grooves 32 at the two ends is just the distance between the two cable brackets; then, the 4 fixing grooves 32 are snapped onto the cable holder, and the fixing grooves 32 are fixed onto the cable holder by screwing the wing nuts 33. And then the cable is placed in the roller guide mechanism 40, and the V-shaped rollers 43 on the sliding support 42 are moved towards the direction of the fixed support 41 through the adjusting bolts 425, so that the two V-shaped rollers 43 are folded to support the cable. Then, the cable laying work is started, under the supporting and guiding actions of the roller guiding mechanism 40, the cable can be laid forward on the cable support without being in direct contact with the cable support and other components, so that damage to the cable is avoided, and the cable laying is more convenient. After the work is finished, the two V-shaped rollers 43 can be loosened by loosening the bolts 425 so as to release the constraint on the cable, then the whole device can be taken down from the cable support by loosening the wing nuts 33, and the screwing handles 22 are reversely screwed so that the 4 sliding pipes 30 move inwards to be convenient to store.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (7)

1. The utility model provides a self-adaptation device suitable for directly lay high voltage cable on support, includes two stay tubes (10) of parallel interval arrangement, connect characterized by through connecting pipe (20) between two stay tubes (10): the utility model discloses a cable support device, including support tube (10), rotary rod (11), butterfly nut (33), connecting pipe (20) rotation is provided with double-end worm (21), the shaft of rotary rod (11) both sides is provided with screw thread (13) opposite in spiral direction, support tube (10) both sides still are provided with and enclose establish at rotary rod (11) outer slip pipe (30), be provided with nut sleeve (31) in slip pipe (30), screw thread (13) screwed connection on nut sleeve (31) and rotary rod (11), slip pipe (30) outer end is provided with fixed slot (32) that the opening is decurrent, screwed connection has butterfly nut (33) on the lateral wall of fixed slot (32), connecting pipe (20) rotation is provided with double-end worm (21), gear (12) meshing on double-end worm (21) both ends and rotary rod (11) respectively, double-end worm (21) one end outwards extends and is provided with twists handle (22), two support tube (10) are provided with guide mechanism (40) and are used for supporting roller (40).

2. An adaptive device for direct laying of high voltage cables on a rack as claimed in claim 1, wherein: the two first bearings (14) are fixedly arranged in the supporting tube (10), the two first bearings (14) are respectively located at two sides of the gear (12) and located between the two threads (13), two second bearings (23) are arranged in the connecting tube (20), and the two second bearings (23) are respectively arranged at intervals and located between spiral teeth at two ends of the double-ended worm (21).

3. An adaptive device for direct laying of high voltage cables on a rack as claimed in claim 1, wherein: the roller guide mechanism (40) comprises a fixed support (41) and a sliding support (42) which are respectively arranged on the two support pipes (10), V-shaped rollers (43) are respectively arranged on the fixed support (41) and the sliding support (42) in a rotating mode, and the two V-shaped rollers (43) are oppositely arranged and the wheel cores are located in a vertical plane.

4. An adaptive device for direct laying of high voltage cables on a rack as claimed in claim 3, wherein: the fixed support (41) comprises a first upright post (411) arranged on the support tube (10), a first upper plate (412) and a first lower plate (413) are arranged at the upper end and the lower end of the first upright post (411) inwards, and the upper end and the lower end of the V-shaped roller (43) are rotatably arranged in the first upper plate (412) and the first lower plate (413).

5. An adaptive device for direct laying of high voltage cables on a rack as claimed in claim 3, wherein: the sliding support (42) comprises a second upright (421), a second upper plate (422) and a second lower plate (423) are inwards arranged at the upper end and the lower end of the second upright (421), the upper end and the lower end of the V-shaped roller (43) are rotatably arranged in the second upper plate (422) and the second lower plate (423), a fixed column (44) parallel to the second upright (421) is further arranged on a supporting tube (10) corresponding to the sliding support (42), a guide hole (441) is formed in the fixed column (44), a guide column (424) is convexly arranged on one side, close to the fixed column (44), of the second upright (421), sliding guide fit is formed between the guide column (424) and the guide hole (441), a bolt (425) is further spirally arranged on the fixed column (44), and the end of the bolt (425) abuts against the second upright (421).

6. An adaptive device for direct laying of high voltage cables on a rack as claimed in claim 5, wherein: the bottom of the fixed column (44) protrudes inwards to be provided with a bottom plate (442), a sliding groove (443) is formed in the bottom plate (442), a bump (426) is arranged at the bottom of the second lower plate (423), and the bump (426) is arranged in the sliding groove (443) to form sliding guide fit.

7. An adaptive device for direct laying of high voltage cables on a rack as claimed in claim 6, wherein: the roller guide mechanisms (40) are arranged in two groups at intervals along the length direction of the support tube (10).