CN214989827U

CN214989827U - Cement pole insulation rotary hanger

Info

Publication number: CN214989827U
Application number: CN202120628881.7U
Authority: CN
Inventors: 黄耀阳; 张德伟; 王彦明; 娄巩; 周浩男
Original assignee: Liaoning Antong Electrical Automation Co ltd
Current assignee: Liaoning Antong Electrical Automation Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-12-03
Anticipated expiration: 2031-03-29

Abstract

The utility model belongs to power transmission and transformation equipment overhauls the instrument field, concretely relates to cement pole insulation rotary hanger, a serial communication port, lean on frame, pivot, bolster bearing housing, step, horizontal davit, arm-tie, electric hoist, wire rope and couple including last hoop, lower hoop, location, but go up hoop and lower hoop one on one the staple bolt on the line pole, the top of leaning on the frame in the location is connected with last hoop, and the bottom of leaning on the frame in the location is connected with lower hoop, goes up and leans on the frame to be connected through the location between hoop and the lower hoop, and the top of leaning on the frame in the location is connected with the top of pivot through bolster bearing housing, and the bottom of leaning on the frame in the location is connected with the bottom of pivot through the step, and the pivot is connected with the one end of horizontal davit, and the leaning on the position of the other end of horizontal davit and pivot to be connected through the arm-tie. The utility model has the advantages that: the overall strength of the hanger is improved through various structures, the instability in the hoisting process is avoided, and the operation safety is improved.

Description

Cement pole insulation rotary hanger

Technical Field

The utility model belongs to power transmission and transformation equipment overhauls the instrument field, concretely relates to rotatory gallows of cement pole insulation.

Background

At present, in the equipment maintenance of a power transmission and transformation system, hoisting equipment is often needed. For example, disassembly and maintenance or integral replacement of a substation disconnecting switch, installation and maintenance of overhead conductors and ground wires operated on a cross arm, delivery of tools during insulator maintenance, and the like, a hoisting facility is required to be installed on a fixed structure, and then the hoisting facility is used for assisting specific operations. The main problem that exists at present in the application of facility of lifting by crane is that the manual work, intensity of labour is big, and isolator hangs on wire rope, easily receives wind-force influence to take place to rock, if rock too big probably to cause switch and peripheral object to take place to scrape and bump, cause the destruction.

The Chinese patent with application number 201610893064.8 discloses an equipment hoisting device capable of rotating a hoisting angle on a telegraph pole, which comprises a triangular support frame, a pulling rope, a pulley block and a variable-speed rotating device, wherein the triangular support frame comprises a cross rod, a vertical rod and an inclined support rod, the pulley block comprises a first fixed pulley and a second fixed pulley which are respectively arranged at two ends of the cross rod, the pulling rope passes through the first fixed pulley and the second fixed pulley and is wound on the output end of the variable-speed rotating device, the equipment hoisting device also comprises a fixing device, and the vertical rod of the triangular support frame is connected with the fixing device through a rotating connecting device with rotation angle limitation; through the matched setting of the triangular support frame, the pull rope, the rotating connecting device and the variable speed rotating device, when the constructor hoists the equipment, the constructor can use the device to hoist the equipment with larger weight in different places and different terrain environments, and the constructor can rotate the triangular support frame to the two sides to hoist the equipment with larger volume conveniently when hoisting operation is carried out. This scheme can realize the hoist and mount with the help of the line pole, but instrument overall structure is unreasonable, and compressive stress can make bracing piece stability reduce, can warp when hoist and mount the heavy object, and perhaps structure unstability even and scrap, and the revolution mechanic of this instrument is unclear in addition, and the effect is in doubt.

Disclosure of Invention

The utility model aims at providing an insulating rotatory gallows of cement pole overcomes prior art's is not enough, adopts the arm-tie to strengthen horizontal davit, and the tensile stress does not influence the stability of structure, goes up all to be equipped with manual regulator on hoop and the lower hoop, on the wire pole is installed fast to the gallows to the convenience, horizontal rotation angle of horizontal davit is big, the electric block drive, labour saving and time saving, the reinforcing bar is as supplementary reinforcing effect, further promotes the bulk strength of gallows.

In order to achieve the above object, the utility model discloses a following technical scheme realizes:

the cement pole insulation rotary hanger is characterized by comprising an upper hoop, a lower hoop, a positioning leaning frame, a rotating shaft, an upper bearing seat, a lower bearing seat, a horizontal suspension arm, a pulling plate, an electric hoist, a steel wire rope and a hook, go up hoop and hoop can be one on one the staple bolt on the line pole down, the top of leaning on the frame in the location is connected with last hoop, the bottom of leaning on the frame in the location is connected with hoop down, go up and lean on the frame through the location between hoop and the hoop down and be connected, the top of leaning on the frame in the location is connected with the top of pivot through bolster bearing housing, the bottom of leaning on the frame in the location is connected with the bottom of pivot through the step, the pivot is connected with the one end of horizontal davit, the other end of horizontal davit is connected through the arm-tie with leaning on the position of pivot, the bottom of davit is equipped with the electric hoist, be connected through wire rope between electric hoist and the couple, the couple top is equipped with the leading wheel, the leading wheel is connected on the wheel seat of the other end of horizontal davit.

The horizontal suspension arm can horizontally rotate in a range of not less than 180 degrees around the central axis of the rotating shaft.

The upper hoop and the lower hoop are identical in structure and comprise hinge plates, a manual regulator, a chain fixing seat and a chain bolt seat, the two hinge plates are hinged to two ends of the positioning leaning frame respectively, and one hinge plate is connected with the chain fixing seat, the chain bolt seat, the manual regulator and the other hinge plate in sequence to form the C-shaped hoop.

The structure of the positioning leaning frame comprises a leaning frame connecting piece and a positioning plate, and the two leaning frame connecting pieces are connected into a whole through the positioning plate.

And a reinforcing rod is arranged between the upper bearing seat and the lower bearing seat, and two ends of the reinforcing rod are respectively and fixedly connected with the upper bearing seat and the lower bearing seat.

The manual regulator comprises a screw rod, a nut seat, a hand wheel, a release handle, a reset spring and a handle spring, wherein one end of the screw rod is hinged to a hinge plate, the nut seat is sleeved on the screw rod and is hinged to a chain bolt seat, the reset spring is arranged between the screw rod and the nut seat, the middle of the release handle is hinged to the nut seat, the front end of a hinged point on the release handle is matched with a limiting groove on the screw rod, the handle spring is arranged between the rear end of the hinged point on the release handle and the nut seat, and the hand wheel is meshed with the screw rod through threads.

The upper bearing seat is internally provided with a radial ball bearing or a sliding bearing, and the lower bearing seat is internally provided with a radial ball bearing or a combination of the sliding bearing and a thrust bearing.

Compared with the prior art, the beneficial effects of the utility model are that: 1) the horizontal suspension arm is reinforced by the pulling plate, the stress direction of the tensile stress does not influence the stability of the structure, and the pulling plate structure is very favorable for maintaining the stability of the suspension bracket; 2) the upper hoop and the lower hoop are respectively provided with a manual regulator and a chain, so that the hanger can be very conveniently and quickly mounted on a line pole; 3) the horizontal rotation angle of the horizontal suspension arm is large, and the electric hoist is driven, so that time and labor are saved; 4) the reinforcing rod has the auxiliary reinforcing effect, so that the overall strength of the hanger is further improved, the instability in the hoisting process is avoided, and the operation safety is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view of a connection state between the positioning leaning frame and the horizontal suspension arm in the embodiment of the present invention;

fig. 3 is a schematic view of a connection state between the upper hoop and the positioning backrest frame according to an embodiment of the present invention.

In the figure: 1-upper hoop, 2-lower hoop, 3-positioning leaning frame, 4-rotating shaft, 5-upper bearing seat, 6-lower bearing, 7-horizontal suspension arm, 8-pulling plate, 9-electric hoist, 10-steel wire rope, 11-hook, 12-wire rod, 13-guide wheel, 14-wheel seat, 15-hinge plate, 16-manual regulator, 17-chain, 18-chain fixing seat, 19-chain bolt seat, 20-leaning frame connecting piece, 21-positioning plate, 22-reinforcing rod, 23-screw rod, 24-nut seat, 25-hand wheel, 26-release handle, 27-return spring, 28-handle spring and 29-limiting groove.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments:

in the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

See fig. 1-3, which are schematic structural views of an embodiment of the cement pole insulating rotary hanger of the present invention, comprising an upper hoop 1, a lower hoop 2, a positioning rest 3, a rotating shaft 4, an upper bearing seat 5, a lower bearing seat 6, a horizontal boom 7, a pulling plate 8, an electric hoist 9, a steel wire rope 10 and a hook 11, wherein the upper hoop 1 and the lower hoop 2 can be hooped on a wire pole 12 one on top of the other, the top of the positioning rest 3 is connected with the upper hoop 1, the bottom of the positioning rest 3 is connected with the lower hoop 2, the upper hoop 1 and the lower hoop 2 are connected through the positioning rest 3, the top of the positioning rest 3 is connected with the top of the rotating shaft 4 through the upper bearing seat 5, the bottom of the positioning rest 3 is connected with the bottom of the rotating shaft 4 through the lower bearing seat 6, the rotating shaft 4 is connected with one end of the horizontal boom 7, the other end of the horizontal boom 7 is connected with the upper position of the rotating shaft 4 through the pulling plate 8, an electric hoist 9 is arranged at the bottom of the suspension arm, the electric hoist 9 is connected with a hook 11 through a steel wire rope 10, a guide wheel 13 is arranged above the hook 11, and the guide wheel 13 is connected to a wheel seat 14 at the other end of the horizontal suspension arm 7. The reinforcing rod 22 is arranged between the upper bearing seat 5 and the lower bearing seat 6, two ends of the reinforcing rod 22 are respectively and fixedly connected with the upper bearing seat 5 and the lower bearing seat 6, and the reinforcing rod 22 can increase the strength of the rotating shaft 4, bear larger load and prevent deformation. In order to meet the insulation requirement, the horizontal suspension arm 7 and the connecting pieces at the two ends of the horizontal suspension arm are made of insulating epoxy resin drawing pipes.

The horizontal suspension arm 7 can horizontally rotate in a range of not less than 180 degrees around the central axis of the rotating shaft 4, and the hoisting requirement can be basically met. The structure that the frame 3 was leaned on in location includes leaning on a connecting piece 20 and locating plate 21, links into an integrated entity through locating plate 21 between two leaning on a connecting piece 20 one on the other, leans on a connecting piece 20 to be the part of being connected with last hoop 1 and lower hoop 2, and locating plate 21 pastes and leans on the line pole, can play the effect that further improves gallows bulk strength.

The upper hoop 1 and the lower hoop 2 have the same structure and comprise hinge plates 15, a manual regulator 16, a chain 17, a chain fixing seat 18 and a chain bolt seat 19, the two hinge plates 15 are respectively hinged with two ends of the positioning leaning frame 3, and one hinge plate 15 is sequentially connected with the chain fixing seat 18, the chain 17, the chain bolt seat 19, the manual regulator 16 and the other hinge plate 15 to form a C-shaped hoop.

The manual regulator 16 comprises a screw rod 23, a nut seat 24, a hand wheel 25, a release handle 26, a reset spring 27 and a handle spring 28, one end of the screw rod 23 is hinged to the hinge plate 15, the nut seat 24 is sleeved on the screw rod 23, the nut seat 24 is hinged to the chain bolt seat 19, the reset spring 27 is arranged between the screw rod 23 and the nut seat 24, the middle of the release handle 26 is hinged to the nut seat 24, the front end of a hinged point on the release handle 26 is matched with a limiting groove 29 on the screw rod 23 to prevent the hand wheel from falling off, the handle spring 28 is arranged between the rear end of the hinged point on the release handle 26 and the nut seat 24, the hand wheel 25 is meshed with the screw rod 23 through threads, the hand wheel is rotated to tighten a chain and tighten the wire rod.

The upper bearing seat 5 is internally provided with a radial ball bearing, and the lower bearing seat 6 is internally provided with a combination of the radial ball bearing and a thrust bearing, so that the coaxiality during rotation is ensured, the resistance during rotation is reduced, and the operation is smoother.

The above is only the specific implementation manner of the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, and according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. The cement pole insulating rotary hanger is characterized by comprising an upper hoop, a lower hoop, a positioning leaning frame, a rotating shaft, an upper bearing seat, a lower bearing seat, a horizontal hanging arm, a pulling plate, an electric hoist, a steel wire rope and a hook, wherein the upper hoop and the lower hoop can be hooped on a line pole one on the other, the top of the positioning leaning frame is connected with the upper hoop, the bottom of the positioning leaning frame is connected with the lower hoop, the upper hoop and the lower hoop are connected through the positioning leaning frame, the top of the positioning leaning frame is connected with the top end of the rotating shaft through the upper bearing seat, the bottom of the positioning leaning frame is connected with the bottom end of the rotating shaft through the lower bearing seat, the rotating shaft is connected with one end of the horizontal hanging arm, the other end of the horizontal hanging arm is connected with the upper position of the rotating shaft through the pulling plate, the electric hoist is arranged at the bottom of the hanging arm, the electric hoist is connected with the hook through the steel wire rope, and a guide wheel is arranged above the hook, the guide wheel is connected to the wheel seat at the other end of the horizontal suspension arm.

2. The cement pole insulated rotary hanger of claim 1, wherein the horizontal boom is horizontally rotatable about a central axis of the shaft within a range of not less than 180 °.

3. The rotating hanger for insulating cement pole as claimed in claim 1, wherein the upper hoop and the lower hoop are identical in structure and comprise hinge plates, a manual adjuster, a chain and a chain fixing seat and a chain pin seat, the two hinge plates are hinged to the two ends of the positioning leaning frame respectively, and one hinge plate is connected with the chain fixing seat, the chain pin seat, the manual adjuster and the other hinge plate in sequence to form a C-shaped hoop.

4. The cement pole insulating rotary hanger frame as claimed in claim 1, wherein the structure of the positioning leaning frame comprises leaning frame connecting pieces and positioning plates, and the two leaning frame connecting pieces are connected into a whole through the positioning plates.

5. The cement pole insulating rotary hanger of claim 1, wherein a reinforcing pole is arranged between the upper bearing seat and the lower bearing seat, and two ends of the reinforcing pole are fixedly connected with the upper bearing seat and the lower bearing seat respectively.

6. The cement pole insulation rotary hanger frame according to claim 3, wherein the manual adjuster comprises a screw rod, a nut seat, a hand wheel, a release handle, a return spring and a handle spring, one end of the screw rod is hinged with the hinge plate, the screw rod is sleeved with the nut seat, the nut seat is hinged with a chain pin seat, the return spring is arranged between the screw rod and the nut seat, the middle part of the release handle is hinged with the nut seat, the front end of a hinge point on the release handle is matched with a limiting groove on the screw rod, the handle spring is arranged between the rear end of the hinge point on the release handle and the nut seat, and the hand wheel is meshed with threads of the screw rod.

7. The cement pole insulated rotary hanger of claim 1, wherein the upper bearing seat is provided with a radial ball bearing or a sliding bearing, and the lower bearing seat is provided with a radial ball bearing or a combination of a sliding bearing and a thrust bearing.