CN213277631U

CN213277631U - Composite anchoring insulator for subway

Info

Publication number: CN213277631U
Application number: CN202022514373.4U
Authority: CN
Inventors: 孙滕岳; 杨树海; 孙兆春
Original assignee: Zibo Kuotai Insulator Co ltd
Current assignee: Zibo Kuotai Insulator Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-05-25
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to the technical field of insulators, and discloses a composite anchoring insulator for subway, which comprises two insulating core columns, wherein the outer wall surfaces of the insulating core columns are provided with two groups of large umbrella skirts and one group of small umbrella skirts, in the utility model, a containing rod is arranged between the two insulating core columns and can be contained in the two insulating core columns, when the insulating core columns are installed and clamped with different equipment environments, when the equipment installation distance is far away, the large umbrella skirts and the small umbrella skirts can be freely adjusted and can also be increased on the insulating core columns, after the insulating core columns are adjusted and stretched, a plurality of large umbrella skirts and small umbrella skirts can be increased on the increased length of the insulating core columns, so that the creepage distance on the insulating core columns is increased, thereby achieving the purposes of adjusting the length on the insulating core columns and adding the large umbrella skirts and the small umbrella skirts according to the installation environments of different equipment, the effect of the creepage efficiency of the insulating core column is improved.

Description

Composite anchoring insulator for subway

Technical Field

The utility model relates to an insulator technical field especially relates to a subway is with compound anchor insulator down.

Background

Silicone rubber is an excellent electric power external insulation anti-pollution flashover material, has high insulation strength, hydrophobicity and hydrophobic migration, is attached to the surface of porcelain or glass of an insulator, and can greatly improve the pollution flashover voltage of the insulator. Such an insulator having silicone rubber attached thereto is referred to as a composite insulator or a composite insulator in the industry.

When current composite insulator carries out with the installation of outside power equipment, because equipment fixing environment is different, the length of pottery stem self just needs to deal with the installation environment and adjusts, but stem self after the regulation if not add when establishing more full skirts, will influence the electric power transmission rate when stem and outside power equipment are connected at this moment, lead to creepage efficiency to reduce, for this reason, we provide a compound anchor insulator down for subway.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model mainly solves the technical problem existing in the prior art and provides a composite lower anchor insulator for a subway.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the following technical scheme that the composite anchor insulator for the subway comprises two insulating core columns, the inside of each insulating core column is hollow, the outer wall surface of each insulating core column is provided with two groups of large umbrella skirts and one group of small umbrella skirts, the two groups of large umbrella skirts and the one group of small umbrella skirts are combined by two semicircular blocks, one ends of the two insulating core columns, which are far away from each other, are respectively and fixedly provided with an insulating block, the insulating blocks are in a circular block shape, one ends of the two insulating blocks, which are far away from each other, are respectively provided with two spherical grooves in mirror symmetry, the inside of the two spherical grooves are movably clamped with movable balls, the movable balls are in a circular ball shape, the outer wall surface of each movable ball is respectively and fixedly provided with a connecting rod, the connecting rods are in a circular rod shape, and one ends of the, the fixed fixture block is a rectangular block, two storage rods are arranged between the insulating core columns, each storage rod is provided with four thread limiting grooves which are arranged at equal intervals on the insulating core columns corresponding to every two large umbrella skirts and every two small umbrella skirts, and every two thread limiting grooves which correspond to every four thread limiting grooves are formed in the large umbrella skirts and the small umbrella skirts respectively.

Preferably, one end of each two groups of the large umbrella skirts and the small umbrella skirts, which is close to one end of each two groups of the large umbrella skirts and the small umbrella skirts, is movably connected together through a hinge.

Preferably, two the one end that the connecting rod deviates from each other respectively with wherein two one side fixed connection that fixed fixture block is close to each other, with two of one side fixed fixture block all seted up the fixed slot in one side that fixed fixture block is close to each other, two upper and lower two equal fixed mounting in one side that two fixed fixture blocks that are close to the insulating block kept away from each other have two dead levers, keep away from all set up the screw hole that corresponds with the dead lever on two upper and lower fixed fixture blocks of insulating block, the dead lever is in the same place rather than screw hole threaded connection, threaded connection has spacing locking cap on the dead lever, and is two sets of the one end that the dead lever deviates from.

Preferably, circular grooves are formed in one ends, close to each other, of the two insulation core columns respectively, the upper end and the lower end of the storage rod penetrate through the circular grooves in the insulation core columns respectively, two mirror symmetry limiting blocks are fixedly mounted at the upper end and the lower end of the storage rod respectively, the outer wall surfaces of the two limiting blocks are attached to the inner wall surfaces of the two insulation core columns respectively, and the two insulation core columns can be stored and stretched on the storage rod.

Preferably, two fixing holes are formed in one of the large umbrella skirt and the small umbrella skirt in each group of the large umbrella skirt and the small umbrella skirt, clamping rods are mounted on the other one of the large umbrella skirt and the small umbrella skirt, corresponding to the fixing holes, clamping sleeves are mounted on the clamping rods, and the clamping rods are clamped with the fixing holes.

Preferably, every two thread grooves on the large umbrella skirt and the small umbrella skirt are respectively in thread limiting clamping connection with every four thread limiting grooves.

Advantageous effects

The utility model provides a subway is with compound anchor insulator down. The method has the following beneficial effects:

(1) the composite lower anchor insulator for the subway is characterized in that a containing rod is arranged between two insulating core columns and can be contained in the two insulating core columns, when the insulating core columns are installed and clamped with different equipment environments, the equipment can be installed at a longer distance, the two insulating core columns can be mutually stretched to enable the containing rods to leak out, the length of the whole insulating core column can be prolonged under the increase of the containing rods, and a large umbrella skirt and a small umbrella skirt on each insulating core column can be opened and clamped, so that the large umbrella skirt and the small umbrella skirt can be freely movably adjusted on the insulating core columns and the number of the large umbrella skirt and the small umbrella skirt can be increased, after the insulating core columns are adjusted and stretched, a plurality of large umbrella skirts and small umbrella skirts can be added on the increased length of the insulating core columns to enable the creepage distance on the insulating core columns to be increased, thereby reach the length on adjusting insulating stem according to the installation environment of different equipment and add and establish big full skirt and little full skirt, improve the effect of the creepage efficiency of insulating stem self.

(2) This subway is with compound anchor insulator down, when using, the spherical groove that corresponds each other with the movable ball is seted up to the inside of insulating block on the insulating core post, the insulating block links together through movable ball and fixed fixture block, at this moment two fixed fixture blocks at both ends are carrying out the joint back with external equipment about the insulating core post, at this moment fix fastening cap and fixed fixture block again, at this moment this fixed fixture block alright carry out all-round activity through this movable ball in the inside within range of insulating block and sway, the device alright connect with the equipment environment erection of answering different inclination like this, thereby reach the effect that diversified installation was used.

(3) When the insulating core column is installed according to different equipment environments, after the length of the insulating core column is increased, a plurality of large sheds and small sheds can be additionally arranged, the large sheds and the small sheds can be opened and fixed, when an external large shed is additionally arranged on the insulating core column, threads inside the two large sheds can be correspondingly clamped with thread limiting grooves on the insulating core column, the two large sheds are movably closed through hinges, clamping rods on the large sheds can be clamped with fixing holes on the other large sheds through clamping sleeves, the clamping sleeves have elasticity, the diameters of the clamping sleeves are larger than the fixing holes, the clamping sleeves can be firmly attached to the fixing holes when entering the fixing holes, the two large sheds can be fixedly clamped, and the large sheds can be limited through connection of the threads and the thread limiting grooves, the large shed is prevented from dislocation movement on the insulating core column, so that the effect of improving the self-fixity of the large shed and the small shed is achieved.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a partial schematic view of the spherical groove of the present invention;

FIG. 3 is a partial schematic view of the accommodating rod of the present invention;

fig. 4 is a partial schematic view of the clamping rod of the present invention.

Illustration of the drawings:

1. an insulating core column; 2. a large umbrella skirt; 3. a small umbrella skirt; 4. an insulating block; 5. a spherical groove; 6. a movable ball; 7. a connecting rod; 8. fixing the fixture block; 9. fixing grooves; 10. fixing the rod; 11. a fastening cap; 12. a storage rod; 13. a limiting block; 14. a hinge; 15. a thread limiting groove; 16. a fixing hole; 17. a clamping and connecting rod; 18. And (4) clamping and connecting the sleeve.

Detailed Description

The technical solution of the present invention is further described in detail by the following embodiments with reference to the accompanying drawings.

Example (b): a composite anchoring insulator for subways is disclosed, as shown in FIGS. 1-4, and comprises two insulating core columns 1, wherein the inside of each insulating core column 1 is hollow, the two insulating core columns 1 are of the existing structure, and are not described herein, the outer wall surface of each insulating core column 1 is provided with two groups of large sheds 2 and one group of small sheds 3, the two groups of large sheds 2 and the one group of small sheds 3 are combined together by two semicircular blocks, the large sheds 2 and the two groups of small sheds 3 are of the existing structure, and are not described herein, the ends of the two groups of large sheds 2 and the two groups of small sheds 3, which are close to one end, are movably connected together through hinges 14, the ends of the two insulating core columns 1, which are far away from each other, are fixedly provided with insulating blocks 4, the insulating blocks 4 are of circular block shape, and the ends of the two insulating blocks 4, which are far away from each other, are respectively, the movable balls 6 are movably clamped in the two spherical grooves 5, the movable balls 6 are round spherical, the outer wall surfaces of the two movable balls 6 are respectively and fixedly provided with a connecting rod 7, the connecting rod 7 is round rod-shaped, one end of the two connecting rods 7 which is deviated from each other is respectively provided with two fixed fixture blocks 8 which can adjust the distance, the fixed fixture blocks 8 are rectangular blocks, one sides of the two fixed fixture blocks 8 on the same side which are close to each other are respectively provided with a fixed groove 9, the fixed grooves 9 are curved groove-shaped, one ends of the two connecting rods 7 which are deviated from each other are respectively and fixedly connected with one side of the two fixed fixture blocks 8 which are close to each other, one side of the two fixed fixture blocks 8 which are close to each other and are arranged with two fixed rods 10 which are fixedly arranged on the upper side and the lower side which are close to each other and are arranged with two fixed fixture blocks 10, the ends of the, the fixing rod 10 is connected with a threaded hole of the fixing rod 10 in a threaded manner, a limiting fastening cap 11 is connected with the fixing rod 10 in a threaded manner, a containing rod 12 is arranged between the two insulating core columns 1, the containing rod 12 is in a round rod shape, circular grooves are respectively formed in the ends, close to each other, of the two insulating core columns 1, the upper end and the lower end of the containing rod 12 respectively penetrate through the circular grooves in the two insulating core columns 1, two mirror symmetry limiting blocks 13 are respectively and fixedly installed at the upper end and the lower end of the containing rod 12, each limiting block 13 is in a round block shape, the outer wall surfaces of the two limiting blocks 13 are respectively attached to the inner wall surfaces of the two insulating core columns 1, the two insulating core columns 1 can be contained and stretched on the containing rod 12, four threaded limiting grooves 15 which are arranged at equal intervals are respectively formed in positions, corresponding to every two large umbrella skirts 2 and every small umbrella skirt 3, threaded grooves which correspond to every four threaded limiting grooves 15, the thread grooves on every two large umbrella skirts 2 and every two small umbrella skirts 3 are respectively in thread limiting and clamping connection with every four thread limiting grooves 15, one side, close to each other, of every two large umbrella skirts 2 and every two small umbrella skirts 3 is respectively provided with two fixing holes 16 in mirror symmetry and two clamping connection rods 17 which correspond to the two fixing holes 16, the fixing holes 16 are in a circular hole shape, the clamping connection rods 17 are in a circular rod shape, clamping connection sleeves 18 are respectively and fixedly mounted on every two clamping connection rods 17, the clamping connection sleeves 18 are oval elastic sleeves, and every two clamping connection rods 17 are respectively in movable clamping connection with the insides of every two fixing holes 16 through every two clamping connection sleeves 18.

The utility model discloses a theory of operation: when in use, the upper end and the lower end of the insulating core column 1 are both provided with a fixed fixture block 8 through a movable ball 6 and a connecting rod 7, the insulating core column 1 can be fixedly connected with external equipment through the fixed fixture block 8, at this time, the insulating core column 1 can be freely and movably adjusted, the two insulating core columns 1 can be stretched, stored and adjusted at will according to different equipment environments, after the two insulating core columns 1 are stretched, at this time, the insulating core column 1 can be additionally provided with an external large umbrella skirt 2 and a small umbrella skirt 3, when every two large umbrella skirts 2 and small umbrella skirts 3 are movably connected through a hinge 14, each large shed 2 can be fixed with the fixing holes 16 on each large shed 2 through the clamping rods 17, and every two large sheds 2 can be limited by threads and the thread limiting grooves 15, and then the large sheds 2 and the small sheds 3 can be fixed on the insulating core column 1.

The basic principles and main features of the present invention, i.e. the advantages of the present invention, have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a subway is with compound anchor insulator down, includes two insulating core columns (1), its characterized in that: the outer wall of insulating stem (1) is provided with two sets of big full skirt (2) and a set of little full skirt (3), and two sets of big full skirt (2) and a set of little full skirt (3) are all put together by two annular block groups of semicircle, two there are insulating block (4), two fixed mounting respectively to the one end that insulating stem (1) kept away from each other there are two mirror symmetry's spherical groove (5), two spherical groove (5) are seted up respectively to the one end that deviates from each other in insulating block (4) the inside equal activity joint of spherical groove (5) has movable ball (6), every the outer wall of movable ball (6) is fixed mounting respectively has connecting rod (7), two the one end that connecting rod (7) deviate from each other is provided with two fixed fixture blocks (8) that can spacing, two be provided with between insulating stem (1) and accomodates pole (12), every divide on the position that corresponds per two big full skirts (2) and little full skirt (3) on insulating stem (1) Four thread limiting grooves (15) which are arranged at equal intervals are respectively formed, and every two large umbrella skirts (2) and every two small umbrella skirts (3) are respectively provided with thread grooves which correspond to every four thread limiting grooves (15).

2. The composite lower anchor insulator for the subway according to claim 1, wherein: and one ends of two large sheds (2) and one ends of two small sheds (3) in each two groups of large sheds (2) and small sheds (3), which are close to one end, are movably connected together through hinges (14).

3. The composite lower anchor insulator for the subway according to claim 1, wherein: two the one end that connecting rod (7) deviate from each other respectively with wherein two one side fixed connection that fixed fixture block (8) are close to each other, two with one side fixed slot (9) have all been seted up to one side that fixed fixture block (8) are close to each other, and two upper and lower equal fixed mounting in one side that two fixed fixture blocks (8) that are close to insulating block (4) kept away from each other have two dead levers (10), all set up the screw hole that corresponds with dead lever (10) on two upper and lower fixed fixture blocks (8) of keeping away from insulating block (4), dead lever (10) are in the same place rather than screw hole threaded connection, threaded connection has spacing locking cap (11) on dead lever (10), and is two sets of one end that dead lever (10) deviate from each other runs through wherein two fixed fixture block (8.

4. The composite lower anchor insulator for the subway according to claim 1, wherein: two the circular slot has been seted up respectively to the one end that insulating stem (1) is close to each other, the upper and lower both ends of accomodating pole (12) run through two respectively circular slot on insulating stem (1), the upper and lower both ends of accomodating pole (12) are fixed mounting respectively has two mirror symmetry's stopper (13), two the outer wall of stopper (13) respectively with two the inner wall face laminating of insulating stem (1) is in the same place, two insulating stem (1) can be accomodate and tensile on accomodating pole (12).

5. The composite lower anchor insulator for the subway as claimed in claim 2, wherein: two fixing holes (16) are formed in one of the large umbrella skirt (2) and the small umbrella skirt (3) in each group of large umbrella skirt (2) and small umbrella skirt (3), clamping rods (17) are installed on the other one of the large umbrella skirt (2) and the small umbrella skirt (3) in positions corresponding to the fixing holes (16), clamping sleeves (18) are installed on the clamping rods (17), and the clamping rods (17) are clamped with the fixing holes (16).

6. The composite lower anchor insulator for the subway according to claim 1, wherein: and every two thread grooves on the large umbrella skirt (2) and the small umbrella skirt (3) are respectively in thread limiting clamping connection with every four thread limiting grooves (15).