CN213092923U

CN213092923U - Composite connection type post porcelain insulator

Info

Publication number: CN213092923U
Application number: CN202021430926.1U
Authority: CN
Inventors: 陈龙军
Original assignee: Liling Lugao Electric Porcelain Appliance Co ltd
Current assignee: Liling Lugao Electric Porcelain Appliance Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-30
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a compound connection formula pillar porcelain insulator, including the wire pole, the first connecting plate of top fixedly connected with of wire pole surface, the inside of first connecting plate is provided with two movable grooves, the both sides of head rod bottom are respectively through two nut fixed connection recesses, and the inside sliding connection of two recesses has the lug, two the bottom of lug is fixedly connected with bracing piece, two respectively the first contact plate of bottom fixedly connected with of bracing piece. The utility model discloses the setting is through the inside of the first connecting plate on the electric wire setting activity groove and the recess that the nut is fixed is passed through at the top to the top setting of the first contact plate at pillar porcelain insulator top and the lug of recess looks adaptation, and to the inside joint bar that sets up of lug for fixed pillar porcelain insulator, the device installation is simple, and it is convenient to change, and installation back stability is high, and single installer can realize installation work.

Description

Composite connection type post porcelain insulator

Technical Field

The utility model relates to an electric porcelain insulator technical field specifically is a compound connection formula pillar porcelain insulator.

Background

The post porcelain insulator is a special insulating control and can play an important role in an overhead transmission line, the post insulator is mostly used for a telegraph pole in the early years, a plurality of suspended insulators are hung at one end of a high-voltage wire connecting tower slowly developed, the post porcelain insulator is usually made of silica gel or ceramics for increasing creepage distance, namely, the insulator is called an insulator, the insulator plays two basic roles in the overhead transmission line, namely, supporting a wire and preventing current from flowing back to the ground, the two roles must be ensured, the insulator cannot fail due to various electromechanical stresses caused by changes of environment and electric load conditions, otherwise, the insulator cannot play a great role, and the service life of the whole line can be damaged.

The general post porcelain insulator is fixed on a supporting plate through a flange, the supporting plate of the post porcelain insulator is fixed on the top of a telegraph pole through a nut, and the post porcelain insulator needs to be installed at high altitude.

The post porcelain insulator is fixed at the high position of the telegraph pole, so when the nut is needed to be fixed, another installer is needed to assist in installation, the installation risk is increased, the nut is troublesome to install and is not suitable for being replaced and disassembled for many times, and therefore, a compound connection type post porcelain insulator device is needed to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound connection formula pillar porcelain insulator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a composite connection type post porcelain insulator comprises a telegraph pole, wherein the top of the outer surface of the telegraph pole is fixedly connected with a first connecting plate, two movable grooves are formed in the first connecting plate, two grooves are respectively and fixedly connected with two sides of the bottom of the first connecting plate through two nuts, two convex blocks are slidably connected with the insides of the two grooves, supporting rods are respectively and fixedly connected with the bottoms of the two convex blocks, a first contact plate is fixedly connected with the bottom ends of the two supporting rods, two moving grooves are respectively formed in two sides of the top of the first contact plate, one side of the inner surface of each moving groove is respectively and fixedly connected with a moving spring, one end of each moving spring is respectively and fixedly connected with a clamping and connecting rod, a moving plate is respectively and slidably connected with the insides of the two movable grooves, the bottoms of the two moving plates are respectively and fixedly, the outer surfaces of the two moving rods are fixedly connected with second limiting plates respectively, and limiting springs are sleeved on the outer surfaces of the two moving rods respectively.

Preferably, one end of each of the two clamping rods respectively penetrates through the interiors of the two support rods and the interiors of the two protrusions and extends to the interiors of the two movable grooves.

Preferably, one end of each of the two moving rods penetrates through the inside of each of the two first limiting plates and extends to the outer sides of the two first limiting plates, and the two second limiting plates are fixed to one end of each of the two moving rods extending to the outer sides of the two first limiting plates.

Preferably, the two second limiting plates are respectively connected with the insides of the two movable grooves in a sliding manner, and two ends of the two limiting springs are respectively fixedly connected with one side of the two first limiting plates and one side of the two second limiting plates opposite to each other.

Preferably, the bottom of the first contact plate is fixedly connected with an upper flange, and the bottom of the upper flange is fixedly connected with a pillar.

Preferably, the outer surface of the strut is fixedly connected with a composite umbrella group, and the bottom end of the strut is fixedly connected with a lower flange.

Preferably, a second contact plate is fixedly connected to the bottom of the lower flange, a second connecting plate is slidably connected to the bottom of the second contact plate, and one side of the second connecting plate is fixedly connected to the outer surface of the utility pole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the setting is through the inside of the first connecting plate on the electric wire setting activity groove and the recess that the nut is fixed is passed through at the top to the top setting of the first contact plate at pillar porcelain insulator top and the lug of recess looks adaptation, and to the inside joint bar that sets up of lug for fixed pillar porcelain insulator, the device installation is simple, and it is convenient to change, and the installation is stable the background height, and single installer can realize the installation work.

Drawings

FIG. 1 is a schematic view of the inner structure of the subject matter of the present invention;

fig. 2 is an enlarged view of a point a in fig. 1.

In the figure: 1. a utility pole; 2. a first connecting plate; 3. a movable groove; 4. a nut; 5. a groove; 6. a bump; 7. a support bar; 8. a first contact plate; 9. a moving groove; 10. a movable spring; 11. a clamping and connecting rod; 12. moving the plate; 13. a travel bar; 14. a first limit plate; 15. a second limiting plate; 16. an upper flange; 17. a pillar; 18. a compound umbrella group; 19. a lower flange; 20. a second contact plate; 21. a second connecting plate; 22. and a limiting spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides an embodiment:

a composite connection type post porcelain insulator comprises a telegraph pole 1, wherein the top of the outer surface of the telegraph pole 1 is fixedly connected with a first connecting plate 2, two movable grooves 3 are formed in the first connecting plate 2, two sides of the bottom of the first connecting plate 2 are respectively fixedly connected with a groove 5 through two nuts 4, the inner parts of the two grooves 5 are slidably connected with a lug 6, the bottoms of the two lugs 6 are respectively fixedly connected with a supporting rod 7, the bottom ends of the two supporting rods 7 are respectively fixedly connected with a first contact plate 8, two sides of the top of the first contact plate 8 are respectively provided with a movable groove 9, one side of the inner surface of each movable groove 9 is respectively fixedly connected with a movable spring 10, one end of each movable spring 10 is respectively fixedly connected with a clamping and connecting rod 11, the inner parts of the two movable grooves 3 are respectively slidably connected with a movable plate 12, and the bottoms of the, the inner surfaces of the two movable grooves 3 are fixedly connected with first limiting plates 14 respectively, the outer surfaces of the two movable rods 13 are fixedly connected with second limiting plates 15 respectively, and the outer surfaces of the two movable rods 13 are sleeved with limiting springs 22 respectively.

The top of activity groove 3 sets up the protection casing, prevents that during the rainwater entering device, prevents that removal spring 10 and spacing spring 22 from rustting, influences the life of device, the bottom of first connecting plate 2 and the inside of recess 5 all offer with the screw hole of 4 looks adaptations of nut, recess 5 and 6 looks adaptations of lug, removal spring 10 and spacing spring 22 are under free state, joint bar 11 and carriage release lever 13 contactless.

In this embodiment, one end of each of the two clamping rods 11 respectively penetrates through the inside of the two support rods 7 and the inside of the two protrusions 6 and extends to the inside of the two movable grooves 3.

The length of the clamping rod 11 is larger than that of the projection and the support rod 7, and when the movable spring 10 is in a free state, the clamping rod 11 extends into the movable groove 3.

In this embodiment, one end of each of the two moving rods 13 respectively penetrates through the inside of the two first limiting plates 12 and extends to the outside of the two first limiting plates 14, and the two second limiting plates 14 are respectively fixed at one end of each of the two moving rods 13 extending to the outside of the two first limiting plates 14.

The first limit plate 14 is fixed to the inner wall of the movable groove 3 for controlling the position of the moving rod 13, and the second limit plate 15 slides on the inner wall of the movable groove 3, and the second limit plate 15 is for limiting the moving distance of the moving rod.

In this embodiment, the two second limiting plates are respectively slidably connected to the insides of the two movable grooves 3, and two ends of the two limiting springs 22 are respectively fixedly connected to one side of the two first limiting plates 14 and one side of the two second limiting plates 15 opposite to each other.

The limiting spring 22 is in a free state, and the moving plate 12 on the top of the moving rod 13 is in sliding connection with the top of the moving groove 3.

In this embodiment, an upper flange 16 is fixedly connected to the bottom of the first contact plate 8, and a pillar 17 is fixedly connected to the bottom of the upper flange 16.

In this embodiment, a composite umbrella group 18 is fixedly connected to the outer surface of the strut 17, and a lower flange 19 is fixedly connected to the bottom end of the strut 17.

In this embodiment, a second contact plate 20 is fixedly connected to the bottom of the lower flange 19, a second connecting plate 21 is slidably connected to the bottom of the second contact plate 20, and one side of the second connecting plate 21 is fixedly connected to the outer surface of the utility pole 1.

The upper flange 16 and the lower flange 19 are fixed with the second limiting plate 15 and the second contact plate 20 through cement, the upper flange 16, the lower flange 19, the strut 17 and the composite umbrella group 18 form a strut porcelain insulator, and elements can be arranged inside the strut 17.

The working principle is as follows:

when the post porcelain insulator needs to be fixed, the first limiting plate 14, the upper flange 16, the post 17, the composite umbrella group 18, the lower flange 19 and the second contact plate 20 are fixed into the post porcelain insulator, the lug 6 on the post porcelain insulator is aligned to the groove 5 below the first connection plate 2 to push the post porcelain insulator, when the post porcelain insulator firstly enters the groove 5, the top of the clamping rod 11 is stressed to compress the movable spring 10, when the lug 6 continues to move, the clamping rod 11 is contacted with the movable groove 3, the restoring force of the movable spring 10 is moved to clamp the clamping rod 11 and the movable groove 3, the post porcelain insulator is fixed, when the post porcelain insulator needs to be disassembled, the movable plate 12 is only needed to be pressed downwards to enable the movable rod 13 to move downwards, the limiting spring 22 on the movable rod 13 and the second limiting plate 15 simultaneously move downwards, when the bottom of the movable rod 13 is contacted with the top of the clamping rod 11, the clamping rod 11 is driven to move downwards, the clamping rod 11 is extruded to move downwards, then the limiting spring 22 is compressed, the clamping rod 11 is separated from the movable groove 3, the post porcelain insulator is pulled, the lug 6 is separated from the groove 5, and the post porcelain insulator is detached to be replaced.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a compound connection formula pillar porcelain insulator, includes the wire pole, its characterized in that: the top of the outer surface of the telegraph pole is fixedly connected with a first connecting plate, two movable grooves are arranged inside the first connecting plate, two sides of the bottom of the first connecting plate are respectively and fixedly connected with a groove through two nuts, the insides of the two grooves are respectively and slidably connected with a lug, the bottoms of the two lugs are respectively and fixedly connected with a supporting rod, the bottom ends of the two supporting rods are respectively and fixedly connected with a first contact plate, two sides of the top of the first contact plate are respectively provided with a movable groove, one side of the inner surface of each movable groove is respectively and fixedly connected with a movable spring, one end of each movable spring is respectively and fixedly connected with a clamping rod, the insides of the two movable grooves are respectively and slidably connected with a movable plate, the bottoms of the two movable plates are respectively and fixedly connected, the outer surfaces of the two moving rods are fixedly connected with second limiting plates respectively, and limiting springs are sleeved on the outer surfaces of the two moving rods respectively.

2. The composite connection type post porcelain insulator according to claim 1, wherein: one end of each clamping rod penetrates through the interiors of the two supporting rods and the interiors of the two lugs respectively and extends to the interiors of the two movable grooves.

3. The composite connection type post porcelain insulator according to claim 1, wherein: one end of each moving rod penetrates through the interiors of the two first limiting plates and extends to the outer sides of the two first limiting plates, and the two second limiting plates are fixed to one end, extending to the outer sides of the two first limiting plates, of each moving rod.

4. The composite connection type post porcelain insulator according to claim 1, wherein: the two second limiting plates are respectively in sliding connection with the inner parts of the two movable grooves, and two ends of the two limiting springs are respectively fixedly connected with one side of the two first limiting plates and one side of the two second limiting plates opposite to each other.

5. The composite connection type post porcelain insulator according to claim 1, wherein: the bottom of the first contact plate is fixedly connected with an upper flange, and the bottom of the upper flange is fixedly connected with a support column.

6. The composite connection type post porcelain insulator according to claim 5, wherein: the outer surface of the pillar is fixedly connected with a composite umbrella group, and the bottom end of the pillar is fixedly connected with a lower flange.

7. The composite connection type post porcelain insulator according to claim 6, wherein: the bottom of the lower flange is fixedly connected with a second contact plate, the bottom of the second contact plate is connected with a second connecting plate in a sliding mode, and one side of the second connecting plate is fixedly connected with the outer surface of the telegraph pole.