CN210349466U

CN210349466U - Ceramic composite combined type vibrative suspension type insulating device assembly

Info

Publication number: CN210349466U
Application number: CN201921746309.XU
Authority: CN
Inventors: 肖应刚; 肖丽
Original assignee: Hubei New Porcelain Insulation Electric Co Ltd
Current assignee: Hubei New Porcelain Insulation Electric Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-04-17
Anticipated expiration: 2029-10-17

Abstract

The utility model provides a compound combination formula vibratility suspension insulator arrangement subassembly of porcelain, includes the plug, the both ends of plug are provided with metal connecting piece, and the outside cover of plug is equipped with the sheath, be provided with at least one bellied full skirt on the sheath, link together through the annex between sheath and the metal connecting piece, the inside at the fastener is established to metal connecting piece cover, the fastener connects soon on metal connecting piece through rotary device, is provided with the cavity in the fastener, has cup jointed elastic element, its characterized in that on being located the inside metal connecting piece of cavity: the wire clamp is fixedly connected with the busbar through the anti-skidding locking device, the bottom surface of the umbrella skirt is provided with a porcelain ring, the core rod is made of an elastic composite material, and the sheath and the umbrella skirt are made of porcelain materials. The utility model discloses simple structure, long service life, installation effectiveness are high.

Description

Ceramic composite combined type vibrative suspension type insulating device assembly

Technical Field

The utility model relates to a high-voltage insulation controlling part field, concretely relates to compound combination formula vibratility suspension insulator assembly of porcelain.

Background

The composite insulator of the rigid suspension needle type in the subway has the advantages of light weight, convenient construction, capability of greatly accelerating the construction process, excellent product performance, high pollution resistance, capability of reducing the workload of line operation and maintenance and the power failure time to the maximum extent and capability of improving the power supply reliability.

In practical application, because the rigid suspension pin insulator belongs to a rigid structure, when a subway, a light rail or a high-speed train passes through each time, the bow-shaped contact bus bar of the train generates downward pulling lifting force on the rigid suspension pin insulator to damage or destroy the interior of the rigid suspension pin insulator, once the insulator is damaged, the mechanical property and the electrical property of the insulator are influenced, the insulation effect is greatly reduced, and the damage of electric contact with the ground is easy to occur.

Chinese patent is granted No. CN 206271478U, and the utility model discloses that the granted announcement day is 2017 6 months 20 days discloses a modular elasticity hangs insulating device, including the plug, the both ends of plug are provided with metallic interconnect spare, and the outside cover of plug is equipped with the sheath, be provided with at least one bellied full skirt on the sheath, link together through the annex between sheath and the metallic interconnect spare, the metallic interconnect spare cover is established in the inside of fastener, its characterized in that: the wire clamp is screwed on the metal connecting piece through a rotating device, a cavity is arranged in the wire clamp, and an elastic element is sleeved on the metal connecting piece positioned in the cavity.

The utility model discloses a fastener can 360 optional dresses for the product can both use in the linear part and the curve part of railway, and the modular design also makes the maintenance of product more convenient, also practiced thrift repair time and work load simultaneously, has reduced the maintenance cost. However, most of the existing subway insulation devices use a rigid core rod and a rubber shed, the rigid core rod is not strong in stretching resistance, the rubber shed is easy to damage in the face of outside severe weather, the existing insulators and the bus bars are separated and are connected on site during installation, the installation process is very complicated, and the installation efficiency is slowed down.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcoming and not enough of prior art, providing a simple structure, long service life, the high combination formula elasticity of installation effectiveness hangs insulating device.

In order to achieve the above purpose, the technical solution of the utility model is that: the utility model provides a compound combination formula vibratility suspension insulator arrangement subassembly of porcelain, includes the plug, the both ends of plug are provided with metal connecting piece, and the outside cover of plug is equipped with the sheath, be provided with at least one bellied full skirt on the sheath, link together through the annex between sheath and the metal connecting piece, the inside at the fastener is established to metal connecting piece cover, the fastener connects soon on metal connecting piece through rotary device, is provided with the cavity in the fastener, has cup jointed elastic element, its characterized in that on being located the inside metal connecting piece of cavity: the wire clamp is fixedly connected with the busbar through the anti-skidding locking device, the bottom surface of the umbrella skirt is provided with a porcelain ring, the core rod is made of an elastic composite material, and the sheath and the umbrella skirt are made of porcelain materials.

The elastic element is wrapped inside the protective ferrule.

And an anti-static sliding block is arranged at the position of the clamp opening of the wire clamp.

The wire clamp is made of aluminum alloy.

And a locknut is screwed on the metal connecting piece between the accessory and the wire clamp.

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

1. the utility model discloses use elastic composite material preparation plug, improved the stretch-proofing ability of plug greatly when guaranteeing plug mechanical strength, the sheath and the full skirt of porcelain material preparation make the high temperature resistant and the low temperature resistant ability of device all obtain very big promotion, be in the combination with busbar and insulation, just so need not be because of the extravagant activity time of on-the-spot installation busbar again, the operating efficiency is improved, the installation cost is practiced thrift, the porcelain ring on the full skirt bottom surface not only can improve the creepage distance on porcelain body surface, anti-soil and the resistance to breakdown ability that can also promote device.

2. The utility model discloses the central line presss from both sides and connects soon on metal connecting piece through rotary device, such setting is down the fastener can 360 rotations, the application of product has been widened, make the product all can use at the straight line and the curve part of railway, and because the fastener can freely be dismantled, it is all more convenient to install and transport, the problem of the inside components and parts of discovery product that modular design also can be faster, also only need change the damage original paper when partial original paper damages, it is more convenient to maintain, repair time and labor load have also been practiced thrift simultaneously, the maintenance cost is reduced.

3. The utility model discloses wrap up elastic element inside the protection lasso, not only can protect elastic element like this, avoid it to be hindered by the foreign object, when elastic element took place to burst because of damaging, the protection lasso can also be bound the scope of bursting inside the lasso moreover, avoids consequently causing the harm to other parts of product.

4. The utility model discloses in use the aluminum alloy as the preparation material of fastener, the aluminum alloy is not only light in material quality, and hardness is also very high moreover, can improve the life of product greatly.

Drawings

Fig. 1 is a schematic structural view (sectional view) of the present invention.

In the figure: the core rod comprises a core rod 1, a metal connecting piece 2, a sheath 3, an umbrella skirt 4, an accessory 5, a wire clamp 6, a rotating device 7, a cavity 8, an elastic element 9, a bus bar 10, a porcelain ring 11, a protective ring 12, an anti-static sliding block 13 and a locknut 14.

Detailed Description

The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.

Referring to fig. 1, a porcelain composite combined type vibratility suspension type insulation device assembly comprises a core rod 1 made of an elastic composite material, wherein metal connecting pieces 2 are arranged at two ends of the core rod 1, a sheath 3 is sleeved outside the core rod 1, at least one protruding umbrella skirt 4 is arranged on the sheath 3, the sheath 3 and the umbrella skirt 4 are made of porcelain materials, in order to improve the antifouling performance of the insulation device, a layer of hydrophobic glaze covers the surface layers of the sheath 3 and the umbrella skirt 4, the sheath 3 is connected with the metal connecting pieces 2 through an accessory 5, the metal connecting pieces 2 are sleeved inside a wire clamp 6 made of an aluminum alloy material, the wire clamp 6 is screwed on the metal connecting pieces 2 through a rotating device 7, a check nut 14 is screwed on the metal connecting piece 2 between the accessory 5 and the wire clamp 6, a cavity 8 is arranged in the wire clamp 6, and an elastic element 9 is sleeved on the metal connecting piece 2 inside the cavity 8, the elastic element 9 is wrapped inside the protective ferrule 12, an anti-static slider 13 is installed at a clamping opening of the wire clamp 6, the wire clamp 6 is fixedly connected with the busbar 10 through an anti-skidding locking device, and a porcelain ring 11 is arranged on the bottom surface of the umbrella skirt 4.

The utility model discloses separate into two parts with traditional elasticity suspension insulator arrangement "integral" structure, the first half insulator is solved and is supported the insulation problem, elasticity and rotation problem are solved to the latter half. The assembly is divided into three steps: 1) sleeving a sheath 3 outside the core rod 1, and fixing the sheath 3 and the metal connecting pieces 2 at two ends of the core rod 1 together through an accessory 5 to complete the assembly of the upper half part; 2) installing an anti-static slider 13 at a clamping opening of an aluminum alloy wire clamp 6, then placing a protective ferrule 12 with a spring inside in a cavity 8 of the wire clamp 6, enabling the axis of the protective ferrule 12 to be overlapped with the circumference of an installation hole of the wire clamp 6, and then fixing a busbar in the wire clamp 6 through an anti-skidding locking device to complete the assembly of the lower half part; 3) firstly, the locknut 14 is screwed on the metal connecting piece 2 below, then the wire clamp 6 is screwed on the metal connecting piece 2 provided with the locknut 14 through the rotating device 7, the protection ferrule 12 wrapped with the spring penetrates on the metal connecting piece 2, and after the wire clamp 6 is installed in place, the locknut 14 is used for fixing the wire clamp 6, so that the whole insulation device is assembled.

In the use of product, the most frequent spring that damages is as buffer, when the periodic maintenance of equipment, can unscrew fastener 6 from metal connecting piece 2, take out protection lasso 12 from the cavity 8 of fastener 6, the condition of spring in can audio-visually observing, when discovering the spring damage and bursting, only need take out the spring that damages from protection lasso 12 to put into wherein new spring can, whole maintenance replacement process is simple and convenient swift, and the maintenance cost is also very low.

Claims

1. The utility model provides a compound combination formula vibratility suspension insulator subassembly of porcelain, includes plug (1), the both ends of plug (1) are provided with metal connecting piece (2), and the outside cover of plug (1) is equipped with sheath (3), be provided with at least one bellied full skirt (4) on sheath (3), link together through annex (5) between sheath (3) and metal connecting piece (2), the inside at fastener (6) is established in metal connecting piece (2) cover, fastener (6) connect soon on metal connecting piece (2) through rotary device (7), are provided with cavity (8) in fastener (6), have cup jointed elastic element (9), its characterized in that on metal connecting piece (2) that are located cavity (8) inside: fastener (6) are through antiskid locking device and busbar (10) fixed connection, the bottom surface of full skirt (4) is provided with porcelain ring (11), plug (1) forms for the preparation of elasticity combined material, sheath (3) and full skirt (4) form for the preparation of porcelain matter material.

2. The ceramic composite vibratory suspended insulator assembly of claim 1 wherein: the elastic element (9) is wrapped inside the protective collar (12).

3. The ceramic composite vibratory suspended insulator assembly of claim 1 wherein: and an anti-static sliding block (13) is arranged at the position of a clamp opening of the wire clamp (6).

4. The ceramic composite vibratory suspended insulator assembly of claim 1 wherein: the wire clamp (6) is made of aluminum alloy.

5. The ceramic composite vibratory suspended insulator assembly of claim 1 wherein: the anti-loose nut (14) is screwed on the metal connecting piece (2) between the accessory (5) and the wire clamp (6).