CN115000876A

CN115000876A - Cable is maintained and is used safety seat

Info

Publication number: CN115000876A
Application number: CN202210768143.1A
Authority: CN
Inventors: 董龙生
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-09-02

Abstract

The invention relates to the technical field of safety seats, and provides a safety seat for cable maintenance, which is convenient to fold and extend, is easy to carry to high altitude after being folded, can realize the switching of a single-pulley mode and a double-pulley mode aiming at the use environment, is simple and convenient to switch the two modes, has better practicability, comprises two hanging frames and a folding seat plate, wherein the folding seat plate comprises a left folding plate and a right folding plate which are connected with each other, the two hanging frames are respectively connected on the left folding plate and the right folding plate, mounting ports are respectively arranged on the two hanging frames, a left hanging frame and a right hanging frame are respectively rotatably connected in the two mounting ports, a reinforcing component is arranged between the left hanging frame and the right hanging frame, the left hanging frame and the right hanging frame are respectively connected with a left ear seat and a right ear seat, the right ear seat is connected with a connecting seat, the connecting seat is provided with a connecting bolt, the left hanging frame is provided with a plug hole matched with the connecting bolt, all be connected with the axis of rotation on the left ear seat and on the right ear seat, all be connected with the coaster in two axis of rotation.

Description

Safety seat for cable maintenance

Technical Field

The invention relates to the technical field of safety seats, in particular to a safety seat for cable maintenance.

Background

As is known, when a cable erected aloft is maintained, workers are usually required to work aloft, and during the work aloft, the workers often use safety seats to assist the workers in advancing the cable to the position where the cable needs to be maintained.

At present, in the process of maintaining a cable erected aloft, a safety seat used by a worker is generally formed by a seat plate with two ends connected with hanging frames and a pulley matched with the seat plate, a protection rope and a safety belt are arranged between the two hanging frames, for example, a seat for aloft work disclosed by CN212222352U, when the aloft work is carried out, a pulley is controlled to rotate by a lifting controller on the seat so as to lift the seat, however, the conventional safety seat is generally fixed in structure, so that the whole safety seat is difficultly transported to the aloft during the process of erecting the high-altitude cable, and meanwhile, the conventional safety seat has the advantages and disadvantages of a single pulley and a double pulley, has the advantages of more contact points with the cable, safety and reliability and the like for the safety seat provided with the double pulley, but is difficult to steer, and is more flexible to the safety seat provided with the single pulley but less in contact points with the cable, the safety and reliability are lower than those of a double-pulley safety seat, and how to combine the two types together is a problem to be mainly solved.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the safety seat for cable maintenance, which is convenient to fold and extend, easy to carry to the high altitude after being folded, and capable of realizing the switching between a single pulley mode and a double pulley mode aiming at the use environment, and meanwhile, the switching between the two modes is simple and convenient, and the practicability is good.

Technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a safety seat for cable maintenance comprises two hanging frames, a protective rope and a safety belt are arranged between the two hanging frames, the folding seat comprises two folding plates, the two folding plates are respectively and fixedly connected with eccentric cylinder sections matched with each other, the eccentric cylinder sections are rotationally connected through a center shaft, the two hanging frames are respectively and rotationally connected with the outer ends of the two folding plates, mounting openings are respectively formed in the two hanging frames, hanging frames are respectively and rotationally connected in the two mounting openings, a reinforcing assembly is arranged between the two hanging frames, ear seats are rotationally connected on the hanging frames, one end of one ear seat is fixedly connected with a connecting seat, a connecting bolt is arranged in the connecting seat, inserting holes matched with the connecting bolt are formed in the hanging frame rotationally connected with the other ear seat, and rotating shafts are respectively and fixedly connected on the two ear seats, and pulleys are connected to the two rotating shafts.

The utility model discloses a bridge bar, including two hangers, strengthen subassembly, two hangers are relative, and the storage tank has all been seted up to one end, and two hangers rotate respectively and connect two in the storage tank, set up preceding long breach and the back short breach of mutual intercommunication on one of them dwang, preceding long breach internal rotation is connected with the bridge bar, the top of bridge bar has been seted up perpendicular hole, has seted up on another dwang with bridge bar assorted butt joint groove to set up with the locating hole that butt joint groove communicates, be provided with the inserted bar in the locating hole.

On the basis of the technical scheme, the top end of the inserted rod is fixedly connected with a hanging ring, and the hanging ring is connected with one of the rotating rods through a flexible rope.

Further on above-mentioned technical scheme's basis, two all seted up the profiled groove on the interior diapire of storage tank, two all be provided with the flexure strip in the profiled groove.

On the basis of the technical scheme, the elastic piece comprises a middle arc plate and two installation tails, the installation tails are in sliding fit with the special-shaped grooves, the middle arc plate is fixedly connected between the two installation tails, and the part, extending out of the special-shaped grooves, of the middle arc plate stretches into the storage groove.

Preferably, the working length of two stores pylons and two earrings are unequal, and the earring that rotates the connection on the longer stores pylon of working length is shorter, and the earring that rotates the connection on the shorter stores pylon of working length is then longer, and two sets of stores pylons are the same with the length that the earring cooperation formed.

On the basis of the technical scheme, the plug hole is formed in the hanging rack with the shorter working length, and the distance between the rotary connecting position of the hanging rack and the plug hole is the same as the working length of the other hanging rack.

The pulley comprises a pulley frame, the pulley frame is rotatably connected with the rotating shaft, a pulley is installed in the pulley frame, one end of the pulley frame is rotatably connected with a sealing plate, a positioning notch is formed in the sealing plate, a compression screw is arranged in the positioning notch, and a compression nut is connected to the compression screw in a threaded manner.

On the basis of the technical scheme, one end of the compression nut is provided with an annular groove, and one end of the closing plate is provided with a split ring matched with the annular groove.

Be provided with on the gallows and subtract heavy mouthful, subtract and install supplementary stores pylon in the heavy mouth.

Advantageous effects

Compared with the prior art, the invention provides a safety seat for cable maintenance, which has the following beneficial effects:

1. according to the invention, through the design of the folding chair plate and the connection of the folding chair plate and the hanging bracket, the whole safety seat for cable maintenance can be folded, is convenient to fold and extend, and is easy to carry to high altitude after being folded.

2. According to the invention, through the matching of the left hanging frame and the left ear seat and the matching of the right hanging frame and the right ear seat, the connection between the hanging frame and the pulley is convenient to realize, and meanwhile, the switching adjustment between a double-pulley mode and a single-pulley mode is convenient.

3. According to the invention, the left hanging frame and the right hanging frame are connected with each other when the two-pulley mode is switched to the single-pulley mode conveniently through the matching of the connecting seat and the left hanging frame, so that the left hanging frame and the right hanging frame are relatively stable in the state, the relative position between the left hanging frame and the right hanging frame is stable when the two-pulley mode is switched to the double-pulley mode conveniently through the design of the reinforcing component, the two modes are switched easily and conveniently, and the practicability is better.

Drawings

FIG. 1 is a schematic perspective view of a double block module according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic perspective view of a single block module of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B according to the present invention;

FIG. 5 is a schematic exploded perspective view of the closure plate, compression screw, and compression nut of the present invention;

FIG. 6 is a schematic cross-sectional three-dimensional structure of the invention with a profiled groove, a middle arc plate, and a mounting tail;

FIG. 7 is a schematic view of the assembled and disassembled structure of the left rotating rod, the right rotating rod and the inserting rod;

fig. 8 is a schematic perspective view of the left folding plate, the right folding plate, the left eccentric cylinder segment and the like of the present invention.

In the figure: 1. a hanger; 2. a protective rope; 3. a safety belt; 4. a left folding plate; 5. a right folding plate; 6. a left eccentric barrel section; 7. a right eccentric barrel section; 8. a middle shaft; 9. a left hanger; 10. a right hanger; 11. a left ear mount; 12. a right ear mount; 13. a connecting seat; 14. a connecting bolt; 15. a rotating shaft; 16. a left rotating rod; 17. a right rotating rod; 18. a storage tank; 19. a front long notch; 20. a rear short gap; 21. a bridge rod; 22. a butt joint groove; 23. a rod is inserted; 24. hanging a ring; 25. a flexible cord; 26. a special-shaped groove; 27. a middle arc plate; 28. mounting a tail; 29. a carriage frame; 30. a pulley; 31. a closing plate; 32. a compression screw; 33. a compression nut; 34. an open ring; 35. an auxiliary hanger; 36. an elastic friction pad layer.

Detailed Description

Examples

Referring to fig. 1-8, a safety seat for cable maintenance comprises two hanging frames 1, as shown in fig. 1, a protective rope 2 and a safety belt 3 are arranged between the two hanging frames 1, and further comprises a folding seat board, the folding seat board comprises a left folding board 4 and a right folding board 5, elastic friction cushions 36 are respectively arranged on the left folding board 4 and the right folding board 5, the left folding board 4 and the right folding board 5 are respectively and fixedly connected with a left eccentric cylinder section 6 and a right eccentric cylinder section 7 which are matched with each other, the matching of the eccentric cylinder sections can be specifically seen in fig. 8, the left eccentric cylinder section 6 and the right eccentric cylinder section 7 are rotatably connected through a middle shaft 8, so as to facilitate the mutual rotation between the left folding seat board and the right folding seat board, thereby the rotary folding and the rotary unfolding between the left folding seat board 4 and the right folding seat board 5 are respectively and fixedly provided with fixing plates at the front and back sides and the front sides, and the two fixing plates at the same side are in inserting matching, used for fixing the relative position of two folding plates after being unfolded, avoiding the personnel from being added between two hanging frames 1 because the two folding plates rotate under the external force after the personnel sits on, even causing personal injury, especially in a single-pulley mode, a positioning rope can be further connected between a protective rope 2 and a safety belt 3, and the positioning rope is hung with two ends of a middle shaft 8 so as to reduce the working strength of a fixed plate, a lightening hole is arranged on the hanging frame 1, an auxiliary hanging frame 35 is arranged in the lightening hole, which is convenient for temporarily hanging tools, thereby improving the practical effect, the two hanging frames 1 are respectively and rotatably connected with the left end of a left folding plate 4 and the right end of a right folding plate 5, so that the safety seat for cable maintenance can be integrally folded, the folding and the extension are more convenient, the folding and the carrying to the high altitude are easier, wherein, mounting holes are arranged on the two hanging frames 1, and a left hanging frame 9 and a right hanging frame 10 are respectively and rotatably connected in the two mounting holes, a reinforcing component is arranged between the left hanging rack 9 and the right hanging rack 10, the reinforcing component comprises a left rotating rod 16 and a right rotating rod 17, the right end of the left hanging rack 9 and the left end of the right hanging rack 10 are both provided with storage grooves 18, the left rotating rod 16 and the right rotating rod 17 are respectively connected in the two storage grooves 18 in a rotating way, as shown in figure 6, the inner bottom walls of the two storage grooves 18 are both provided with special-shaped grooves 26, the two special-shaped grooves 26 are both provided with elastic sheets, each elastic sheet comprises a middle arc plate 27 and two installation tails 28, the two installation tails 28 are both matched in the special-shaped grooves 26 in a sliding way, the middle arc plate 27 is fixedly connected between the two installation tails 28, the part of the middle arc plate 27 extending out of the special-shaped grooves 26 is extended into the storage grooves 18, so that the left rotating rod 16 and the right rotating rod 17 can be conveniently rotated and enter the two storage grooves 18 and then are positioned in the storage grooves 18 in an auxiliary way, as shown in figures 2 and 7, the right rotating rod 17 is provided with a front long notch 19 and a rear short notch 20 which are mutually communicated, preceding 19 rotations in long breach are connected with the bridge pole 21, the vertical hole has been seted up on the top of bridge pole 21, set up on the left-hand member 16 with bridge pole 21 assorted butt joint groove 22, set up on the left-hand member 16 with the location mouth that butt joint groove 22 communicates, be provided with inserted bar 23 in the location mouth, design through the reinforced assembly, be convenient for switch to the stability of the relative position between left stores pylon 9 and the right stores pylon 10 when two coaster modes, two kinds of mode switch is more simple and convenient, the practicality is better, the top fixedly connected with link 24 of inserted bar 23, link 24 is connected with right commentaries on classics pole 17 through flexible rope 25, be convenient for switch to the single coaster mode after, articulated after inserted bar 23 takes out from the location mouth, avoid inserted bar 23 to lose, influence follow-up use.

It should be further noted that, a left ear seat 11 and a right ear seat 12 are respectively rotatably connected to the left hanger 9 and the right hanger 10, the connection between the hanger 1 and the pulley is conveniently realized through the cooperation between the left hanger 9 and the left ear seat 11 and the cooperation between the right hanger 10 and the right ear seat 12, and the switching adjustment between the double-pulley mode and the single-pulley mode is convenient, the distance between the positions where the two ends of the hanger are respectively rotatably connected with the hanger 1 and the ear seats is the working length of the hanger, the working length of the left hanger 9 is shorter than that of the right hanger 10, the left ear seat 11 is longer than that of the right ear seat 12, the length formed by the cooperation between the left hanger 9 and the left ear seat 11 is the same as the length formed by the cooperation between the right hanger 10 and the right ear seat 12, it is ensured that two subsequently installed pulleys are at the same height, the level of the safety seat in the double-pulley mode is conveniently realized, the left end of the right ear seat 12 is fixedly connected with a connecting seat 13, the connecting seat 13 is internally provided with a connecting bolt 14, the left hanging rack 9 and the right hanging rack 10 are conveniently connected with each other when the single-pulley mode is switched through the matching of the connecting seat 13 and the left hanging rack 9, so that the relative stability between the left hanging rack 9 and the right hanging rack 10 under the state is realized, the left hanging rack 9 is provided with an inserting hole matched with the connecting bolt 14, the distance length from the rotary connecting position of the left hanging rack 9 and the hanging rack 1 to the inserting hole is the same as the working length of the right hanging rack 10, so that in the single-pulley mode, as shown in figure 3, the working position of the right ear seat 12 is positioned in the middle of the whole safety seat to ensure the level of the safety seat under the pulley mode, referring to figure 5, the rotary shafts 15 are fixedly connected on the left ear seat 11 and the right ear seat 12, pulleys are connected on the two rotary shafts 15, each pulley comprises a pulley frame 29, and the pulley frame 29 is rotatably connected with the rotary shafts 15, the pulley 30 is installed in the sliding frame 29, the front end of the sliding frame 29 is rotatably connected with the closing plate 31, the closing plate 31 is provided with a positioning notch, a compression screw 32 is arranged in the positioning notch, the compression screw 32 is in threaded connection with a compression nut 33, the cable maintenance safety seat is conveniently installed on a cable, the rear end of the compression nut 33 is provided with an annular groove, the front end of the closing plate 31 is provided with a split ring 34 matched with the annular groove, the relative positioning between the closing plate 31 and the sliding frame 29 is realized, the cable placed in the sliding frame 29 is prevented from falling off, and the use safety coefficient is improved.

In summary, the working principle and working process of the cable maintenance safety seat are that when the cable maintenance safety seat is used, the cable maintenance safety seat is carried to be lifted, in the process, the cable maintenance safety seat is in a folded state, one pulley close to the right side of the two pulleys is carried to a specified height and is installed on a cable, if the environment needs to use a single-pulley mode, the left folding plate 4 and the right folding plate 5 are unfolded, the left hanger 9 is adjusted to rotate the left hanger 9 relative to the left ear seat 11, the top end of the left hanger 9 is rotated out of the left ear seat 11, the connecting bolt 14 in the connecting seat 13 is drawn out, the top end of the left hanger 9 is inserted into the connecting seat 13, the connecting bolt 14 is inserted into the connecting seat 13 again, the connecting bolt 14 is also inserted into the inserting hole, the connection between the connecting seat 13 and the left hanger 9 is realized, after the adjustment, the maintenance operation is started, if the environment needs to use a double-pulley mode, then, the two pulleys are installed on the cable, the left folding plate 4 and the right folding plate 5 are unfolded, then the left rotating rod 16 and the right rotating rod 17 are respectively rotated from the two storage grooves 18, the bridge rod 21 is rotated relative to the right rotating rod 17 to enter the butt joint groove 22, the inserting rods 23 are sequentially inserted into the positioning holes and the vertical holes, the connection between the left rotating rod 16 and the right rotating rod 17 is realized, the relative support and stability between the left hanging rack 9 and the right hanging rack 10 are realized, and the maintenance operation is started after the adjustment is completed.

Claims

1. A cable maintenance safety seat includes

Two gallowss, two be provided with protection rope and safety belt between the gallows, its characterized in that still includes

The folding chair plate comprises two folding plates, the two folding plates are respectively and fixedly connected with eccentric cylinder sections matched with each other, the eccentric cylinder sections are rotatably connected through a middle shaft, the two hanging brackets are respectively and rotatably connected at the outer ends of the two folding plates, wherein the two folding plates are respectively connected with the outer ends of the two folding plates

The mounting hole has all been seted up on two gallows, two all rotate in the mounting hole and be connected with the stores pylon, two be provided with the reinforcement subassembly between the stores pylon, rotate on the stores pylon and be connected with the ear seat, one of them the one end fixedly connected with connecting seat of ear seat, be provided with connecting bolt in the connecting seat, rotate on the stores pylon of being connected with another ear seat seted up with connecting bolt assorted spliced eye, two equal fixedly connected with axis of rotation on the ear seat, two all be connected with the coaster in the axis of rotation.

2. The safety seat for cable maintenance according to claim 1, wherein the reinforcing assembly includes two rotating rods, the two hanging racks have storage slots at opposite ends, the two rotating rods are respectively rotatably connected in the two storage slots, one of the rotating rods has a front long notch and a rear short notch, the front long notch and the rear short notch are communicated with each other, the bridge rod is rotatably connected in the front long notch, the top end of the bridge rod has a vertical hole, the other rotating rod has a butt-joint slot matched with the bridge rod and a positioning opening communicated with the butt-joint slot, and an insertion rod is disposed in the positioning opening.

3. The cable maintenance safety seat according to claim 2, wherein a hanging ring is fixedly connected to a top end of the insertion rod, and the hanging ring is connected to one of the rotation rods through a flexible rope.

4. The cable maintenance safety seat according to claim 1, wherein the inner bottom walls of the two storage grooves are provided with different-shaped grooves, and the two different-shaped grooves are provided with elastic pieces.

5. The cable maintenance safety seat according to claim 4, wherein the elastic piece comprises a middle arc plate and two mounting tails, the two mounting tails are slidably fitted in the profiled groove, the middle arc plate is fixedly connected between the two mounting tails, and the part of the middle arc plate, which extends out of the profiled groove, is partially inserted into the storage groove.

6. The cable maintenance safety seat according to claim 1, wherein the working lengths of the two hangers and the two ear seats are different from each other, the ear seat rotatably connected to the hanger with the longer working length is shorter, the ear seat rotatably connected to the hanger with the shorter working length is longer, and the lengths of the two sets of hangers and the ear seats are the same.

7. The safety seat for cable maintenance according to claim 1, wherein the pulley comprises a pulley frame, the pulley frame is rotatably connected with the rotating shaft, a pulley is installed in the pulley frame, one end of the pulley frame is rotatably connected with a closing plate, a positioning notch is formed in the closing plate, a compression screw is arranged in the positioning notch, and a compression nut is connected to the compression screw in a threaded manner.

8. The cable maintenance safety seat according to claim 7, wherein the gland nut has an annular groove formed at one end thereof, and the closing plate has an open ring fitted to the annular groove formed at one end thereof.

9. The cable maintenance safety seat according to claim 1, wherein a lightening opening is provided in the hanger, and an auxiliary hanger is installed in the lightening opening.

10. The cable maintenance safety seat according to claim 6, wherein the insertion hole is formed in a hanger having a short working length, and a distance between a position of the hanger rotatably connected to the insertion hole and the insertion hole is equal to a working length of another hanger.