CN213937212U

CN213937212U - Pin taking device for replacing insulator string bayonet lock

Info

Publication number: CN213937212U
Application number: CN202022802601.8U
Authority: CN
Inventors: 孙晓庆; 秦小荣; 周圣洁; 张建平; 杨戌桐; 陈奇; 黄科宇; 倪华全; 陈福敏; 邓禹
Original assignee: State Grid Sichuan Electric Power Co Ltd
Current assignee: State Grid Sichuan Electric Power Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-10
Anticipated expiration: 2030-11-27

Abstract

The utility model relates to a transmission line examines and repair the instrument, concretely relates to change round pin ware of getting of insulator chain bayonet lock, including sliding fit's handle mechanism and support, the last couple that is provided with of handle mechanism, handle mechanism includes the handle, impels subassembly and stopping subassembly to be configured into: press the handle impels the subassembly to drive handle mechanism and support relative movement, and stopping subassembly restriction handle mechanism return makes the couple that sets up on handle mechanism can drag the bayonet lock on the insulator chain, realizes taking out of bayonet lock, gets the round pin process and need not rotate and get the round pin ware, and the operating space demand is less, avoids getting the damage of round pin process to insulator chain, and simultaneously, the operating process is because the handle makes the arm of force extension for get the round pin process more laborsaving, reduced and got the round pin time.

Description

Pin taking device for replacing insulator string bayonet lock

Technical Field

The utility model relates to a transmission line examines and repair the instrument, concretely relates to change getting of insulator chain bayonet lock and sell ware.

Background

Insulator chain is the conventional device that is arranged in hanging the wire and makes wire and shaft tower and ground insulation in the transmission line, it forms through connecting device combinations such as R round pin to pass through by a plurality of insulator elements, current toughened glass material insulator chain breaks down or when needing to be changed, can take off the R round pin as connecting device, change the insulator element alone, the crowbar that is used for taking off the instrument formula structure as an organic whole of R round pin at present, be provided with the stabilizer blade that is used for prizing the R round pin on the crowbar, support on insulator chain through the crowbar during use, utilize the reverse acting force between crowbar and the insulator chain, make the stabilizer blade prize the R round pin break away from insulator chain, realize the separation of insulator element.

However, when the insulator string is in a hanging state, the pin taking process is easy to push the insulator string to shake, reaction force is not easy to form between the existing pry bar and the insulator string, the pin taking process wastes time and labor, and when a toughened glass disc of the toughened glass insulator string is large, the rotatable space of the existing pry bar is limited, the pin taking difficulty is increased, and two adjacent toughened glass discs are easy to damage.

Therefore, a technical scheme is needed urgently at present to solve the technical problems that in the existing power transmission line insulator string pin removing process, an existing tool wastes time and labor, and the insulator string is easy to damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the pin extractor for replacing the insulator string bayonet lock is provided aiming at the technical problems that in the existing transmission line insulator string pin extracting process, the existing tool wastes time and labor and easily damages the insulator string.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a change ware of getting of insulator chain bayonet lock, includes sliding fit's handle mechanism and support, be provided with the couple on the handle mechanism, handle mechanism includes handle, propulsion subassembly and stopping subassembly to be configured as: the handle is pressed, the pushing assembly drives the handle mechanism to move relative to the support, and the stopping assembly limits the handle mechanism to return.

The utility model discloses a change round pin ware of getting of insulator chain bayonet lock, drive handle mechanism and support relative movement through impel the subassembly, stopping subassembly restriction handle mechanism return, make the couple that sets up on handle mechanism can drag the bayonet lock on the insulator chain, realize taking out of bayonet lock, it need not rotate and get the round pin ware to get the round pin process, the operating space demand is less, avoid getting the damage of round pin process to insulator chain, and simultaneously, the operating process is because the handle makes the arm of force extension, make and get the round pin process more laborsaving, the round pin time of getting has been reduced.

As the utility model discloses a preferred scheme, impel the subassembly including impel piece and propulsion spring, impel the piece and rotate with the handle and be connected, impel piece and propulsion spring respectively with support sliding fit.

As the utility model discloses an optimal scheme, the stopping subassembly includes stopping piece and stopping spring, the stopping piece rotates with the handle to be connected, the adaptation is held with the slope mode card to the stopping piece and support, the stopping spring sets up between stopping piece and handle.

As the utility model discloses a preferred scheme, the support includes roof, bottom plate and body of rod subassembly, the couple sets up the one side bottom surface that is close to the bottom plate at the handle, be provided with the through-hole that is used for the couple to pass on the bottom plate. The bottom plate is used for being in butt joint with the insulator chain in the round pin getting process, and the bayonet lock is pulled for the couple and reaction force is provided, guarantees taking out smoothly of bayonet lock.

As the preferred scheme of the utility model, the body of rod subassembly includes three parallel arrangement's connecting rod.

As the utility model discloses a preferred scheme, can dismantle on the side that the roof was kept away from to the bottom plate and be connected with the card and hold the piece. The clamping piece is used for being abutted against the insulator string, so that the friction force between the bottom plate and the insulator string is increased, and the clamping pin is further convenient to take out.

As the preferred scheme of the utility model, the bottom plate all edges are provided with the limit of bending all around. The setting of the limit of bending not only increases the frictional force of support and insulator chain, moreover with the arc surface adaptation of insulator chain, further avoids getting round pin process damage insulator chain.

As the preferred scheme of the utility model, be provided with the card on the bottom plate and hold the breach. The clamping notch is used for being matched with the arc-shaped outer surface of the insulator string, so that the pin extractor can be matched with the insulator string from different angles, and the clamping pin is further convenient to take out.

As the preferred proposal of the utility model, the handle is provided with a suspension hole.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the pushing assembly drives the handle mechanism and the support to move relatively, the stopping assembly limits the handle mechanism to return, so that a hook arranged on the handle mechanism can pull a bayonet lock on the insulator string, the bayonet lock is taken out, the pin taking device does not need to be rotated in the pin taking process, the operation space requirement is small, and the damage to the insulator string in the pin taking process is avoided;

2. in the operation process, the force arm is prolonged by the handle, so that the pin taking process is labor-saving, and the pin taking time is reduced.

Drawings

Fig. 1 is a schematic structural view of a pin extractor for replacing insulator chain bayonet locks of the present invention;

fig. 2 is a schematic structural view of the bottom plate of the present invention;

icon: 1-handle mechanism, 11-fixed handle, 12-movable handle, 13-hanging hole, 2-bracket, 21-top plate, 22-bottom plate, 23-connecting rod, 3-hook, 4-pushing component, 41-pushing piece, 42-pushing spring, 5-backstop component, 51-backstop piece, 52-backstop spring, 6-through hole, 7-clamping piece, 8-bending edge and 9-clamping notch.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1-2, a pin extractor for replacing a bayonet lock of an insulator string comprises a handle mechanism 1 and a bracket 2 which are in sliding fit, wherein a hook 3 is arranged on the handle mechanism 1, and the handle mechanism 1 comprises a handle, a pushing assembly 4 and a retaining assembly 5 and is configured to: pressing the handle, the pushing assembly 4 drives the handle mechanism 1 and the support 2 to move relatively, and the stopping assembly 5 limits the handle mechanism 1 to return.

The utility model provides a change getting ware of insulator chain bayonet lock, in use, be connected with couple 3 and bayonet lock, through pressing the handle, make and impel subassembly 4 to drive handle mechanism 1 and support 2 relative movement, drive couple 3 when handle mechanism 1 removes, and then drag the bayonet lock on the insulator chain, realize taking out of bayonet lock, get the round pin process and need not rotate and get the ware, and realize handle mechanism 1's control with the mode of pressing, make and get round pin process labour saving and time saving, and be difficult to damage neighbouring insulator chain.

Preferably, propulsion component 4 is including propelling movement piece 41 and propulsion spring 42, propelling movement piece 41 is connected with the handle rotation, propelling movement piece 41 and propulsion spring 42 respectively with support 2 sliding fit, stopping component 5 is including stopping piece 51 and stopping spring 52, stopping piece 51 rotates with the handle to be connected, stopping piece 51 holds the adaptation with the slope mode with support 2, stopping spring 52 sets up between stopping piece 51 and handle, support 2 includes roof 21, bottom plate 22 and body of rod subassembly, couple 3 sets up the one side bottom surface that is close to bottom plate 22 at the handle, be provided with the through-hole 6 that is used for couple 3 to pass on the bottom plate 22.

Specifically, the handle is a conventional mechanical pressing handle, and comprises a fixed handle 11 and a movable handle 12, the fixed handle 11 is slidably sleeved on the rod assembly, the anti-return sheet 51 is positioned at the top of the fixed handle 11, one side of the anti-return sheet is rotatably connected with the fixed handle 11, the anti-return spring 52 is positioned between the anti-return sheet 51 and the fixed handle 11 and is clamped and matched with the rod assembly in an inclined manner, the pushing sheet 41 and the pushing spring 42 are respectively sleeved on the rod assembly, the pushing sheet 41 is connected with the movable handle 12, when the movable handle 12 is pressed, the movable handle 12 drives the pushing sheet 41 and the rod assembly to be clamped in an inclined manner, so as to drive the pushing sheet 41 and the rod assembly to move relatively, compress the pushing spring 42, stretch the anti-return spring 52, drive the anti-return sheet 51 to move along the rod assembly, loosen the movable handle 12, and reset the pushing spring 42 and the anti-return spring 52, and the anti-return spring 52 is limited by the anti-return sheet 51, handle mechanism 1 keeps the position after with body of rod subassembly relative movement, the mobility control of couple 3 has been realized, when 3 resets need be geted in touch, press the stopping piece 51, remove the card cooperation of holding of stopping piece 51 and body of rod subassembly, pulling body of rod subassembly, can remove couple 3 to initial position, this get round pin ware during operation, by bottom plate 22 and insulator chain butt, drag the bayonet lock for couple 3 and provide reaction force, realize the mobility control of couple 3 through pressing the handle, and then realize taking out to the bayonet lock, it is laborsaving to get round pin process labour saving and time saving, get round pin operation and provide labour saving and time saving's multiplexer utensil for the insulator chain of the hanging state.

Preferably, the rod assembly comprises three parallel connecting rods 23.

Specifically, three connecting rods 23 arrange in order arranging, make couple 3 be located between three connecting rods 23, make couple 3 pass through the through-hole 6 in bottom plate 22 middle part at the removal in-process to three connecting rods 23 realize the restriction to couple 3 moving direction, guarantee couple 3 and pull the stability of direction, make the bayonet lock take out more labour saving and time saving.

Preferably, the retainer 7 is detachably connected to a side of the bottom plate 22 away from the top plate 21.

Specifically, the clamping piece 7 is a groove-shaped structure formed by bending a steel plate, so that the friction force between the bottom plate 22 and the insulator string is increased by adding structural members on the bottom plate 22.

Preferably, the bottom plate 22 is provided with a bent edge 8 around the periphery. The setting of 8 of bending not only increases the frictional force of support 2 and insulator chain, moreover with the arc surface adaptation of insulator chain, further avoids getting round pin process damage insulator chain.

Preferably, the bottom plate 22 is provided with a holding notch 9.

Specifically, the holding notch 9 is an opening formed by cutting on the bottom plate 22 and penetrating through the edge of the bottom plate 22, and is used for being matched with the arc-shaped outer surface of the insulator string, so that the pin remover can be matched with the insulator string from different angles, and the clamping pin can be further conveniently taken out.

Preferably, the handle is provided with a hanging hole 13. The pin taking device is convenient to hang through the hanging hole 13, so that the pin taking device is convenient to carry in outdoor operation environments and high-altitude environments, and tools are prevented from being lost and falling.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a change ware of getting of insulator chain bayonet lock which characterized in that, includes sliding fit's handle mechanism (1) and support (2), be provided with couple (3) on handle mechanism (1), handle mechanism (1) includes handle, propulsion subassembly (4) and stopping subassembly (5) to be configured as: the handle is pressed, the pushing assembly (4) drives the handle mechanism (1) and the support (2) to move relatively, and the stopping assembly (5) limits the handle mechanism (1) to return.

2. The pin extractor for replacing the insulator chain bayonet lock of claim 1, wherein the propelling assembly (4) comprises a propelling blade (41) and a propelling spring (42), the propelling blade (41) is rotatably connected with the handle, and the propelling blade (41) and the propelling spring (42) are respectively in sliding fit with the bracket (2).

3. The pin extractor for replacing the insulator chain bayonet lock of claim 1, wherein the retaining assembly (5) comprises a retaining piece (51) and a retaining spring (52), the retaining piece (51) is rotatably connected with the handle, the retaining piece (51) is matched with the bracket (2) in an inclined clamping manner, and the retaining spring (52) is arranged between the retaining piece (51) and the handle.

4. The pin extractor for replacing the insulator chain bayonet lock of the claim 1 is characterized in that the bracket (2) comprises a top plate (21), a bottom plate (22) and a rod body assembly, the hook (3) is arranged on the bottom surface of one side of the handle close to the bottom plate (22), and the bottom plate (22) is provided with a through hole (6) for the hook (3) to pass through.

5. The pin extractor for replacing the insulator chain bayonet lock of claim 4, wherein the rod body assembly comprises three connecting rods (23) arranged in parallel.

6. The pin extractor for replacing the insulator chain bayonet lock of claim 4, wherein the retainer (7) is detachably connected to one side of the bottom plate (22) far away from the top plate (21).

7. The pin extractor for replacing the insulator chain bayonet lock of claim 4, wherein the bottom plate (22) is provided with a bent edge (8) at the periphery.

8. The pin extractor for replacing insulator chain pins as claimed in claim 4, wherein the bottom plate (22) is provided with a retaining notch (9).

9. The pin extractor for replacing the insulator chain bayonet lock of any one of claims 1 to 8, wherein the handle is provided with a hanging hole (13).