CN113860141A

CN113860141A - Hoist frame for cable laying

Info

Publication number: CN113860141A
Application number: CN202111203330.7A
Authority: CN
Inventors: 刘方; 孔凡龙; 贾雪蒙; 付荣; 樊立凤; 曹光富; 党超锋; 李楠; 樊毅; 孟东杰; 武麦花; 付潭
Original assignee: State Grid Henan Electric Power Co Xin'an County Power Supply Co; State Grid Corp of China SGCC
Current assignee: State Grid Henan Electric Power Co Xin'an County Power Supply Co; State Grid Corp of China SGCC
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2021-12-31

Abstract

The invention relates to a hanger frame for laying cables. The technical scheme is as follows: the cable clamping device comprises a supporting frame, the upper side of the middle of the supporting frame is fixed with a hoisting frame used for connecting hoisting equipment, clamping mechanisms used for clamping cables are arranged on two sides of the supporting frame, and two ends of the supporting frame are slidably connected with telescopic auxiliary hanging frames used for prolonging hoisting length. The invention has the beneficial effects that: the cable is held tightly to the inward shrink of clamping hook through fixture, hoist and mount cable single-section distance regulation telescopic link length as required, bind insecure when avoiding personnel to operate, cable emergence landing when preventing to hoist and mount to lay uses the hoist and mount rope to tie up cable locking, and the crane hangs the cable section into the ditch inslot, and the operation is laid with the clamping hook completion to the pine take off hoist and mount rope, guarantees operation process safety, single crane construction hoist and mount lifting engineering efficiency.

Description

Hoist frame for cable laying

Technical Field

The invention belongs to the technical field of electric power facility construction equipment, and relates to a lifting appliance rack for laying cables.

Background

The loading and unloading of the power cable are mainly carried out by hoisting operation through a crane or a bridge crane, and the cable is mainly hoisted by hoisting tools such as a steel wire rope, a hoisting belt and the like in the field construction at present; the cable need be transported to the predetermined place when using, lays the cable and need go into the cable hoist and mount and set up in the good slot, because cable length is longer, weight is great and mostly be cylindrical, transports and lays and is loaded down with trivial details relatively. In the prior art, after cables are bound by steel ropes, the cables are carried by using a crane, the surfaces of the cables are smooth, the cables easily slip when being hoisted and laid, the danger coefficient is large, accidents are easily caused, more time is consumed for binding at each time, the efficiency is low, meanwhile, in order to ensure the operation safety, the hoisting process of multiple cranes working simultaneously is slow, the operation efficiency is low, and the efficiency of hoisting operation is severely limited.

Disclosure of Invention

The invention aims to overcome the existing defects and provides a lifting tool frame for cable laying, wherein a clamping hook of a clamping mechanism is retracted inwards to hold a cable tightly, the length of a telescopic rod is adjusted according to the single-section distance of the lifted cable, the loose binding during the operation of personnel is avoided, the cable is prevented from slipping off during the lifting and laying, a lifting rope is used for binding and locking the cable, a cable section is lifted into a groove by a crane, the lifting rope and the clamping hook are loosened to complete the laying operation, the safety of the operation process is ensured, the lifting engineering efficiency is improved during the lifting operation of the construction of a single crane, and the problems in the background technology are effectively solved.

In order to achieve the purpose, the invention provides the following technical scheme: a lifting frame for laying cables adopts the technical scheme that the lifting frame comprises a support frame, wherein a lifting frame for connecting lifting equipment is fixed on the upper side of the middle part of the support frame, clamping mechanisms for clamping cables are arranged on two sides of the support frame, and two ends of the support frame are slidably connected with telescopic auxiliary lifting frames for prolonging the lifting length;

the support frame comprises two middle through pipes, and connecting plates are fixedly connected to two ends of each middle through pipe;

the clamping mechanism comprises a clamping hook, a hydraulic shaft seat and a hydraulic rod, the clamping hook is positioned on the outer side of the through pipe and is in rotating connection, the hydraulic shaft seat is positioned on the upper side of the connecting plate and is fixedly connected, and the inner side of the hydraulic shaft seat is in rotating connection with the hydraulic shaft seat used for driving the clamping hook;

the telescopic auxiliary hanging bracket comprises a telescopic rod, the telescopic rod is located on the inner side of the middle through pipe and is in sliding connection, telescopic plates are fixed at two ends of the telescopic rod, and hoisting ropes used for hoisting fixed cables are movably connected to the lower portions of the telescopic plates.

As a preferable technical scheme of the invention, the middle through pipe is connected with the connecting plate in a welding manner, and the middle part of the connecting plate is fixed with the supporting pipe.

As a preferred technical scheme, the hoisting frame comprises a hoisting plate, the hoisting plate is connected with a connecting plate in a welding mode, and a hoisting hook is fixed to the upper portion of the hoisting plate.

As a preferable technical scheme of the invention, a clamping plate is fixed on the inner side of the clamping hook, a rotating shaft seat is fixed on the outer side of the clamping hook, the rotating shaft seat is rotatably connected with a telescopic rod of a hydraulic rod, a hydraulic pump is arranged on the upper side of the connecting plate, and the hydraulic pump is communicated with the hydraulic rod through a hydraulic pipeline.

As a preferred technical scheme, one end of the expansion plate is rotatably connected with a rope seat, the lower part of the rope seat is fixedly connected with a hoisting rope, the other end of the expansion plate is rotatably connected with a ratchet wrench, and the ratchet wrench is used for fastening the hoisting rope.

As a preferable technical scheme of the invention, the outer side of the middle through pipe is connected with a fastening wrench through threads, and the fastening wrench is used for fastening the telescopic rod.

As a preferable technical scheme of the invention, a hoisting pad is fixed at the lower part of the hoisting rope.

Compared with the prior art, the invention has the beneficial effects that: the utility model provides a cable laying uses hoist frame, inwards contract through fixture's holding hook and hold tightly the cable, hoist and mount cable single section distance adjustment telescopic link length as required, it is insecure to bind when avoiding personnel to operate, cable emergence landing when preventing to hoist and mount to lay, uses the hoist and mount rope to tie up cable locking, the crane hangs the cable section into the ditch inslot, the operation is laid with the holding hook completion to the pine rope of taking off hoist and mount, guarantee operation process safety, single crane construction hoist and mount lifting engineering efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a partial view of the structure of a hoisting frame in embodiment 1 of the present invention;

FIG. 3 is a partial view of the structure of a clamping mechanism in accordance with embodiment 1 of the present invention;

fig. 4 is a partial view of a first structure of a telescopic auxiliary hanger according to embodiment 1 of the present invention;

fig. 5 is a partial view of a second structure of the telescopic auxiliary hanger according to embodiment 1 of the present invention;

fig. 6 is a partial view of a telescopic auxiliary hanger structure according to embodiment 2 of the present invention.

In the figure:

1. a support frame; 101. a middle through pipe; 102. supporting a tube; 103. a connecting plate;

2. a hoisting frame; 201. hoisting the plate; 202. hoisting hooks;

3. a clamping mechanism; 301. a clamping hook; 302. a clamping plate; 303. a rotary shaft seat; 304. a hydraulic shaft seat; 305. a hydraulic lever; 306. a hydraulic pump;

4. a telescopic auxiliary hanger; 401. a telescopic rod; 402. a retractable plate; 403. tightening the wrench; 404. a rope seat; 405. a ratchet wrench; 406. hoisting a rope; 407. and (6) hoisting the cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments (for convenience of description and understanding, the upper side of fig. 1 is described as the upper side below). All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, the lifting tool frame for laying cables of the present invention adopts the technical scheme that the lifting tool frame comprises a support frame 1, a lifting tool 2 for connecting lifting equipment is fixed on the upper side of the middle part of the support frame 1, clamping mechanisms 3 for clamping cables are arranged on two sides of the support frame 1, telescopic auxiliary lifting tools 4 for extending the lifting length are slidably connected to two ends of the support frame 1, the support frame 1 comprises two middle through pipes 101, two ends of each middle through pipe 101 are fixedly connected with a connecting plate 103, each clamping mechanism 3 comprises a clamping hook 301, a hydraulic shaft seat 304 and a hydraulic rod 305, the clamping hook 301 is positioned on the outer side of the middle through pipe 101 and rotatably connected to the upper side of the connecting plate 103, the inner side of the hydraulic shaft seat 304 is rotatably connected to a hydraulic shaft seat 304 for driving the clamping hook to clamp the clamping hook, the telescopic auxiliary lifting tools 4 comprise telescopic rods 401, the telescopic link 401 is located the inboard sliding connection of well siphunculus 101, telescopic link 401 both ends are fixed with expansion plate 402, expansion plate 402 lower part swing joint has the hoist and mount rope 406 that is used for hoist and mount fixed cable, and the device inwards contracts through fixture 3's clamping hook 301 and holds tightly the cable, hoists cable single-section distance as required and adjusts telescopic link 401 length, uses hoist and mount rope 406 to tie up cable locking, and the crane hangs the cable section into the slot in, and the operation of laying is accomplished with clamping hook 301 to the hoist and mount rope 406 of pine taking off.

Furthermore, the middle through pipe 101 is connected with a connecting plate 103 through welding, a supporting pipe 102 is fixed in the middle of the connecting plate 103, and the structural strength of the support frame 1 is reinforced through the supporting pipe 102.

Further, hoist and mount frame 2 includes hoist and mount board 201, hoist and mount board 201 and connecting plate 103 welded connection, hoist and mount board 201 upper portion is fixed with hoist and mount hook 202, and hoist and mount hook 202 is connected with the hoist and mount vehicle, and the distribution sets up the guarantee hoist and mount process and stabilizes.

Further, a clamping plate 302 is fixed on the inner side of the clamping hook 301, a rotary shaft seat 303 is fixed on the outer side of the clamping hook 301, the rotary shaft seat 303 is rotatably connected with a telescopic rod of the hydraulic rod 305, a hydraulic pump 306 is arranged on the upper side of the connecting plate 103, the hydraulic pump 306 is communicated with the hydraulic rod 305 through a hydraulic pipeline, and the hydraulic rod 305 drives the clamping hook 301 to clamp and stretch to complete cable clamping.

Further, one end of the expansion plate 402 is rotatably connected with a rope seat 404, a hoisting rope 406 is fixedly connected to the lower portion of the rope seat 404, the other end of the expansion plate 402 is rotatably connected with a ratchet wrench 405, the ratchet wrench 405 is used for fastening the hoisting rope 406, one end of the hoisting rope 406 is rotatably connected with the expansion plate 402 through the rope seat 404, and the other end of the hoisting rope 406 is rotatably locked through the ratchet wrench 405 to complete cable bundling.

Further, the outer side of the middle through pipe 101 is connected with a tightening wrench 403 through threads, the tightening wrench 403 is used for tightening the telescopic rod 401, the length of the telescopic rod 401 is adjusted by rotating the tightening wrench 403, and the cable laying and hoisting length range is expanded.

When in use: the staff connects crane hoist rope through hoist and mount frame 2, to wait to lay the cable and put things in good order slot one side on seting up, start hoist and mount operation after waiting the ditch inslot construction to accomplish, the device is through the inward shrink of fixture 3's clamping hook 301 and is held tightly the cable, hoist and mount cable single-section distance as required and adjust telescopic link 401 length through holding wrench 403, use hoist and mount rope 406 to tie up the cable and pass through ratchet wrench 405 locking, the crane hangs the cable section into the ditch inslot, loose hoist and mount rope 406 and clamping hook 301, the crane removes to the hypomere and waits to hoist and mount cable department, hoist and mount the segmentation once more and accomplish the laying operation.

Example 2

As shown in fig. 6, the difference from embodiment 1 is that a hoisting pad 407 is fixed to the lower part of the hoisting rope 406, which prevents the hoisting rope 406 from damaging the cable to be laid and from causing accidental damage.

The manner of circuit control not described in detail herein is prior art.

According to the invention, the cable is tightly held by inward contraction of the clamping hook of the clamping mechanism, the length of the telescopic rod is adjusted according to the single-section distance of the hoisting cable, the infirm binding during the operation of personnel is avoided, the cable is prevented from slipping off during hoisting and laying, the hoisting rope is used for binding and locking the cable, the cable section is hoisted into the groove by the crane, the hoisting rope and the clamping hook are loosened to complete the laying operation, the safety of the operation process is ensured, and the engineering efficiency is improved by the single crane during the construction and hoisting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hoist frame for cable laying, includes support frame (1), support frame (1) middle part upside is fixed with hoist and mount frame (2) that are used for connecting lifting device, its characterized in that: clamping mechanisms (3) for clamping cables are arranged on two sides of the support frame (1), and telescopic auxiliary hanging frames (4) for prolonging the hanging length are connected to two ends of the support frame (1) in a sliding mode;

the support frame (1) comprises two middle through pipes (101), and two ends of each middle through pipe (101) are fixedly connected with connecting plates (103);

the clamping mechanism (3) comprises a clamping hook (301), a hydraulic shaft seat (304) and a hydraulic rod (305), the clamping hook (301) is positioned on the outer side of the middle through pipe (101) and is connected in a rotating mode, the hydraulic shaft seat (304) is positioned on the upper side of the connecting plate (103) and is fixedly connected, and the inner side of the hydraulic shaft seat (304) is connected with the hydraulic shaft seat (304) used for driving the clamping hook (301) in a rotating mode;

the telescopic auxiliary hanging bracket (4) comprises a telescopic rod (401), the telescopic rod (401) is located on the inner side of the through pipe (101) and is in sliding connection, telescopic plates (402) are fixed to two ends of the telescopic rod (401), and hoisting ropes (406) used for hoisting fixed cables are movably connected to the lower portions of the telescopic plates (402).

2. The spreader frame for cable laying according to claim 1, wherein: the middle through pipe (101) is connected with the connecting plate (103) through welding, and the supporting pipe (102) is fixed in the middle of the connecting plate (103).

3. The spreader frame for cable laying according to claim 1, wherein: the hoisting frame (2) comprises a hoisting plate (201), the hoisting plate (201) is connected with the connecting plate (103) in a welding mode, and a hoisting hook (202) is fixed to the upper portion of the hoisting plate (201).

4. The spreader frame for cable laying according to claim 1, wherein: clamping hook (301) inboard is fixed with grip block (302), clamping hook (301) outside is fixed with swivel base (303), swivel base (303) rotates with the telescopic link of hydraulic stem (305) to be connected, connecting plate (103) upside is provided with hydraulic pump (306), hydraulic pump (306) are through hydraulic pressure pipeline intercommunication hydraulic stem (305).

5. The spreader frame for cable laying according to claim 1, wherein: one end of the expansion plate (402) is rotatably connected with a rope seat (404), the lower part of the rope seat (404) is fixedly connected with a hoisting rope (406), the other end of the expansion plate (402) is rotatably connected with a ratchet wrench (405), and the ratchet wrench (405) is used for fastening the hoisting rope (406).

6. The spreader frame for cable laying according to claim 1, wherein: the outer side of the middle through pipe (101) is connected with a tightening wrench (403) through threads, and the tightening wrench (403) is used for tightening the telescopic rod (401).

7. The spreader frame for cable laying according to claim 1, wherein: and a hoisting pad (407) is fixed at the lower part of the hoisting rope (406).