CN219040338U

CN219040338U - Insulating pull rod assembly with anti-rotation structure

Info

Publication number: CN219040338U
Application number: CN202223040548.8U
Authority: CN
Inventors: 张学辉; 张文
Original assignee: Jinzhou Senyuan Electrical Appliances Co ltd
Current assignee: Jinzhou Senyuan Electrical Appliances Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-05-16
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses an insulating pull rod assembly with an anti-rotation structure, and particularly relates to the technical field of insulating pull rod assemblies. According to the utility model, through the corresponding matching use of each structure, the anti-rotation main rod can limit the limiting cylinder through the inner wall of the polygonal groove, so that each structure is prevented from rotating mutually, the anti-rotation function is realized, meanwhile, the installation is convenient, the insulation pull rod pieces are guided and limited when being installed through the matching use of the positioning holes and the positioning pin rods, and the insulation pull rod pieces are conveniently spliced and stacked together.

Description

Insulating pull rod assembly with anti-rotation structure

Technical Field

The utility model relates to the technical field of insulating pull rod assemblies, in particular to an insulating pull rod assembly with an anti-rotation structure.

Background

The insulating pull rod assembly is assembled between the movable end of the solid-sealed pole and the crank arm of the circuit breaker, provides force when the circuit breaker is switched on or off, and further isolates the conductive part at the lower end of the solid-sealed pole from the conductive part of the circuit breaker so as to meet the corresponding insulating requirement.

The utility model patent of patent application number CN201621404437.2 discloses an insulating pull rod assembly with an anti-rotation structure, which comprises an insulating pull rod, an adjusting sheet, a spring, a connecting rod, a nut and a cotter pin, wherein a blind hole is formed in one end of the insulating pull rod along the axial direction, the nut is arranged at the opening of the blind hole, the adjusting sheet is arranged at the bottom of the blind hole, the middle part of the connecting rod is fixedly connected with a convex edge, the spring is sleeved at the lower part of the connecting rod, the lower part of the connecting rod stretches into the blind hole, the nut is provided with a through hole matched with the connecting rod, the upper part of the connecting rod stretches out of the through hole, the nut and the convex edge are respectively provided with a pin hole along the axial direction of the connecting rod, and the cotter pin is arranged in the pin holes of the nut and the convex edge to prevent the nut and the convex edge from rotating relatively;

when the structure is used, the nut and the insulating pull rod are riveted, and the heavy split pin is penetrated between the nut and the connecting rod, so that the connecting rod and the insulating pull rod are formed into a relatively fixed integral piece in the circumferential direction, but the assembly process is complicated, and the insulating pull rod assembly is not easy to assemble and disassemble rapidly.

Disclosure of Invention

The technical scheme of the utility model aims at the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art. In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides an insulated pull rod assembly with an anti-rotation structure, which aims to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the insulation pull rod assembly with the anti-rotation structure comprises an insulation pull rod main body, wherein the insulation pull rod main body comprises a plurality of insulation pull rod pieces which are arranged in a stacked mode, an upper limit seat is arranged at the topmost part of the insulation pull rod pieces, a lower limit seat is arranged at the bottommost part of the insulation pull rod pieces, and pull rods are connected with the middle parts of the insulation pull rod pieces, the upper limit seats and the lower limit seats together;

the insulation pull rod piece is provided with a limiting ring, the limiting ring is internally provided with a limiting cylinder matched with the limiting ring, and the limiting cylinder is sleeved on the pull rod;

the middle part of the limiting cylinder is provided with a polygonal groove, the polygonal groove is of a polygonal structure, an anti-rotation main rod matched with the polygonal groove is clamped in the polygonal groove, a plurality of positioning pin rods are distributed on the limiting cylinder and along the circumference of the axis point of the limiting cylinder, and positioning holes fixed on the lower limiting seat are respectively inserted in the positioning pin rods;

the outside of lower spacing seat just has a plurality of screw thread seat along the axiom point circumference of lower spacing seat.

Preferably, the limiting cylinder is fixedly connected with the limiting ring, and the limiting ring is fixedly connected with the insulating pull rod piece.

The utility model has the technical effects and advantages that:

compared with the prior art, the anti-rotation main rod is simple in overall design and reasonable in structure, the anti-rotation main rod can be limited through the polygonal structure of the polygonal groove, the anti-rotation main rod can be limited through the inner wall of the polygonal groove, the mutual rotation of the structures is avoided, the anti-rotation function is achieved, and meanwhile, the anti-rotation main rod is convenient to install;

and in addition, through the setting of locating hole and locating pin pole for insulating pull rod piece is in the same place when laminating, can guide and spacing when using insulating pull rod piece installation through the mutually supporting of locating hole and locating pin pole, makes things convenient for each insulating pull rod piece to peg graft and stacks together.

Drawings

In order to more clearly illustrate the technical solutions of the present disclosure, the drawings that need to be used in some embodiments of the present disclosure will be briefly described below, and it is apparent that the drawings in the following description are only drawings of some embodiments of the present disclosure, and other drawings may be obtained according to these drawings to those of ordinary skill in the art. Furthermore, the drawings in the following description may be regarded as schematic diagrams, not limiting the actual size of the products, the actual flow of the methods, the actual timing of the signals, etc. according to the embodiments of the present disclosure.

Fig. 1 is a front view showing the overall structure of an insulating pull rod assembly with an anti-rotation structure according to the present utility model.

Fig. 2 is a side view of the overall structure of the present utility model.

Fig. 3 is a front view of the lower limit seat, the tie rod and the insulating tie rod member of the present utility model.

Fig. 4 is an exploded view of the overall structure of the present utility model.

The reference numerals are: 1. an insulating pull rod member; 2. an upper limit seat; 3. a lower limit seat; 4. a pull rod; 5. a limiting cylinder; 6. polygonal grooves; 7. an anti-rotation main rod; 8. positioning holes; 9. a positioning pin rod; 10. a limiting ring; 11. and a screw seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the embodiment, the insulating pull rod assembly with the anti-rotation structure is shown in the attached figures 1-4, the assembly steps are simple and convenient through corresponding matching of the structures, the insulating pull rod assembly is easy to assemble and disassemble, and the structures are specifically arranged as follows;

the insulation pull rod main body comprises a plurality of insulation pull rod pieces 1 which are arranged in a stacked mode, an upper limit seat 2 is arranged at the top of the insulation pull rod pieces 1, a lower limit seat 3 is arranged at the bottom of the insulation pull rod pieces 1, and pull rods 4 are connected with the middle parts of the insulation pull rod pieces 1, the upper limit seats 2 and the lower limit seats 3 together;

a limiting ring 10 is arranged on the insulating pull rod piece 1, a limiting cylinder 5 matched with the limiting ring 10 is arranged in the limiting ring 10, and the limiting cylinder 5 is sleeved on the pull rod 4;

the middle part of the limiting cylinder 5 is provided with a polygonal groove 6, the polygonal groove 6 is of a polygonal structure, an anti-rotation main rod 7 matched with the polygonal groove 6 is clamped in the polygonal groove 6, a plurality of positioning pin rods 9 are distributed on the limiting cylinder 5 along the circumference of the axis point of the limiting cylinder 5, and positioning holes 8 fixed on the lower limiting seat 3 are respectively inserted in the positioning pin rods 9;

a plurality of thread seats 11 are circumferentially distributed on the outer side of the lower limit seat 3 and along the axis point of the lower limit seat 3.

According to the structure, when the anti-rotation main rod 7 is used, when the anti-rotation main rod is spliced and installed on an insulating pull rod main body, a plurality of insulating pull rod pieces 1 are stacked together by a worker, an anti-rotation main rod 7 is inserted into a limiting cylinder 5, a polygonal groove 6 is matched with the anti-rotation main rod 7, the limiting cylinder 5 can limit the anti-rotation main rod 7 through the polygonal structure of the polygonal groove 6, and the anti-rotation main rod 7 can limit the limiting cylinder 5 through the inner wall of the polygonal groove 6, so that the mutual rotation of all the structures is avoided, and an anti-rotation function is realized;

simultaneously through the setting of locating hole 8 and locating pin pole 9 for insulating pull rod piece 1 is in the range upon range of together, can guide and spacing when using insulating pull rod piece 1 installation through the mutually supporting of locating hole 8 and locating pin pole 9, makes things convenient for insulating pull rod piece 1 grafting range upon range of together.

Referring to fig. 4, a limit cylinder 5 is fixedly connected with a limit ring 10, and the limit ring 10 is fixedly connected with an insulating pull rod piece 1;

when the anti-rotation main rod 7 is used, the limiting cylinder 5 is fixedly connected with the limiting ring 10 and the limiting ring 10 is fixedly connected with the insulating pull rod pieces 1, so that when the insulating pull rod pieces 1 are stacked together, the insulating pull rod pieces 1 can be directly limited through the anti-rotation main rod 7, and convenience when all structures are spliced together is ensured.

The application discloses an insulating pull rod assembly with prevent changeing the condition of prior art, through the corresponding cooperation of each structure use, avoid each structure to rotate each other, play the function of preventing changeing, also conveniently dismouting to it simultaneously.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. An insulating pull rod assembly with prevent changeing structure, includes insulating pull rod main part, its characterized in that: the insulation pull rod main body comprises a plurality of insulation pull rod pieces (1) which are arranged in a stacked mode, an upper limit seat (2) is arranged at the topmost part of the insulation pull rod pieces (1), a lower limit seat (3) is arranged at the bottommost part of the insulation pull rod pieces (1), and pull rods (4) are connected with the middle parts of the insulation pull rod pieces (1), the upper limit seats (2) and the lower limit seats (3) together;

the insulation pull rod piece (1) is provided with a limiting ring (10), a limiting cylinder (5) matched with the limiting ring (10) is arranged in the limiting ring (10), and the limiting cylinder (5) is sleeved on the pull rod (4).

2. An insulated pull rod assembly with anti-rotation structure according to claim 1, wherein: the middle part of the limiting cylinder (5) is provided with a polygonal groove (6), and the polygonal groove (6) is of a polygonal structure.

3. An insulated pull rod assembly with anti-rotation structure according to claim 2, wherein: the polygonal groove (6) is internally clamped with an anti-rotation main rod (7) matched with the polygonal groove (6).

4. An insulated pull rod assembly with anti-rotation structure according to claim 2, wherein: a plurality of locating pin rods (9) are circumferentially distributed on the limiting cylinder (5) along the axis point of the limiting cylinder (5), and locating holes (8) fixed on the lower limiting seat (3) are respectively inserted in the locating pin rods (9).

5. An insulated pull rod assembly with anti-rotation structure according to claim 1, wherein: the outer side of the lower limit seat (3) is provided with a plurality of thread seats (11) along the circumference of the axis point of the lower limit seat (3).

6. An insulated pull rod assembly with anti-rotation structure according to claim 1, wherein: the limiting cylinder (5) is fixedly connected with the limiting ring (10), and the limiting ring (10) is fixedly connected with the insulating pull rod piece (1).