CN216288159U

CN216288159U - Insulating cylinder

Info

Publication number: CN216288159U
Application number: CN202122499311.5U
Authority: CN
Inventors: 钱羽晖; 俞敏飞; 郑谆; 郑乐
Original assignee: Jotun Electric Co ltd
Current assignee: Jotun Electric Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-12
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses an insulating cylinder, belonging to the technical field of high-voltage power equipment manufacture, comprising a cylinder shell, the lower end of the cylinder shell is provided with a mounting platform, an insulating layer is arranged in the cylinder shell, an air convection layer is formed between the cylinder shell and the insulating layer, the side edges of the bottom of the mounting table are provided with exhaust end faces for realizing the exhaust function, the inside of the shell of the cylinder body is connected with an insulating layer through reinforcing ribs, the vacuum tube is packaged in the insulating layer, a hollow structure is formed between the insulating layer and the shell of the cylinder body to form an air convection junction insulating layer, the insulating effect between the insulating cylinder and the vacuum tube is effectively improved, the two sides of the bottom of the mounting table are provided with the exhaust end faces, and this exhaust terminal surface and mount table form the difference in height between, have promoted the exhaust performance of this insulating cylinder, and first electrically conductive piece global design is Z type structure, and is more adaptive with first seat of being qualified for the next round of competitions, and the installation is more convenient fast.

Description

Insulating cylinder

Technical Field

The utility model belongs to the technical field of high-voltage power equipment manufacturing, and particularly relates to an insulating cylinder.

Background

The insulating cylinder is an insulating part of a main structure pole of the switch equipment, is widely applied to urban power grids, and has the characteristics of full sealing, full insulation, maintenance free, compact structure and high reliability.

The prior insulating cylinder has the following defects in use.

Because current insulation cylinder is direct to be equipped with the vacuum tube in inside, this kind of mode insulating properties is relatively poor, and traditional insulation cylinder electrically conductive piece is because the restriction of shape, and the installation is comparatively difficult, and whole insulation cylinder exhaust performance is relatively poor, causes the influence to the insulation cylinder easily. Therefore, it is necessary to provide an insulating cylinder.

Disclosure of Invention

Aiming at the problems of poor insulating property, difficult installation of a conductive piece and poor exhaust property of the existing insulating cylinder, the utility model provides the insulating cylinder, the inner part of a cylinder shell is connected with an insulating layer through a reinforcing rib, a vacuum tube is packaged in the insulating layer, a hollow structure is formed between the insulating layer and the cylinder shell to form an air convection junction insulating layer, the insulating effect between the insulating cylinder and the vacuum tube is effectively improved, exhaust end surfaces are arranged on two sides of the bottom of a mounting table, and a height difference is formed between the exhaust end surfaces and the mounting table, so that the exhaust property of the insulating cylinder is improved, the first conductive piece is integrally designed into a Z-shaped structure, is more adaptive to a first wire outlet seat, and is quicker and more convenient to install.

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides an insulating cylinder, includes the barrel casing, and this barrel casing lower extreme is equipped with the mount table, the inside insulating layer that is equipped with of barrel casing, form the air convection layer between barrel casing and the insulating layer, mount table bottom side is opened there is the exhaust terminal surface that is used for realizing the exhaust function.

Preferably, the cylinder shell further comprises an upper wire outlet seat and a lower wire outlet seat which are arranged on the side surfaces, wherein a first conductive piece and a second conductive piece are respectively arranged in the upper wire outlet seat and the lower wire outlet seat.

Preferably, the first conductive member is of a "Z" type structure as a whole.

Preferably, an umbrella skirt used for increasing creepage distance is arranged between the lower wire outlet seat and the mounting table.

Preferably, reinforcing ribs are connected between the insulating layer and the cylinder shell, at least one reinforcing rib extends to the exhaust end face of the mounting table, and a vacuum tube is further packaged in the insulating layer.

Preferably, the upper end of the vacuum tube is connected to the first conductive member, and the lower end of the vacuum tube is connected to the second conductive member and then connected to the insulating pull rod.

Preferably, the insulating layer is made of epoxy resin.

Advantageous effects

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

according to the utility model, the insulating layer is connected to the inside of the cylinder shell through the reinforcing ribs, the vacuum tube is packaged in the insulating layer, the hollow structure is formed between the insulating layer and the cylinder shell, the air convection junction insulating layer is formed, the insulating effect between the insulating cylinder and the vacuum tube is effectively improved, the exhaust end faces are arranged on two sides of the bottom of the mounting table, the height difference is formed between the exhaust end faces and the mounting table, the exhaust performance of the insulating cylinder is improved, the first conductive piece is integrally designed to be of a Z-shaped structure, the first conductive piece is more adaptive to the first wire outlet seat, and the installation is quicker and more convenient.

Drawings

Fig. 1 is a schematic view of an overall structure of an insulation tube.

Fig. 2 is a schematic view of the structure of the cylinder housing of an insulating cylinder (internal fittings not shown).

Fig. 3 is a top view of a cylinder housing of an insulating cylinder.

Fig. 4 is a bottom view of a cylinder housing of an insulation cylinder.

Fig. 5 is a schematic view of an internal structure of an insulation tube.

Fig. 6 is a schematic structural view of a first conductive member of an insulating cylinder.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. a barrel housing; 1.1, an upper wire outlet seat; 1.2, mounting a platform; 1.21, exhaust end face; 1.3, umbrella skirt; 1.4, a lower wire outlet seat; 2. a first conductive member; 3. a vacuum tube; 4. an insulating pull rod; 5. an insulating layer; 6. a second conductive member.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-6, which is a schematic structural diagram of an insulation cylinder according to a preferred embodiment of the present invention, in this embodiment, the insulation cylinder includes a cylinder housing 1, a mounting platform 1.2 is disposed at a lower end of the cylinder housing 1, an insulating layer 5 is disposed inside the cylinder housing 1, an air convection layer is formed between the cylinder housing 1 and the insulating layer 5, an exhaust end surface 1.21 for implementing an exhaust function is opened at a side edge of a bottom of the mounting platform 1.2, a hollow structure is formed between the insulating layer 5 and the cylinder housing 1, and the air convection insulating layer 5 is formed between the insulating layer 5 and the cylinder housing 1, so as to effectively improve an insulating performance of the insulation cylinder, and a height difference is formed between the exhaust end surface 1.21 and a base of the mounting platform 1.2, so as to facilitate implementing the exhaust function, effectively improve an exhaust effect of the insulation cylinder, and increase a service life.

In this embodiment, the cylinder housing 1 further includes an upper wire outlet base 1.1 and a lower wire outlet base 1.4 disposed on the side surface, wherein the upper wire outlet base 1.1 and the lower wire outlet base 1.4 are respectively provided with a first conductive member 2 and a second conductive member 6, the upper wire outlet base 1.1 and the lower wire outlet base 1.4 are integrally formed on the cylinder housing 1, and the first conductive member 2 and the second conductive member 6 are mounted inside the cylinder housing for realizing conduction type mounting of the insulating cylinder.

In this embodiment, the whole first conductive member 2 is of a "Z" type structure, and the special structure of the first conductive member 2 is configured, so that the first conductive member is more adapted to the insulating cylinder, and is convenient to mount with the vacuum tube 3, and the space utilization rate is higher.

In this embodiment, be equipped with the full skirt 1.3 that is used for increasing creepage distance between lower wire outgoing seat 1.4 and mount table 1.2, full skirt 1.3's setting for have longer creepage distance between second conductive piece 6 in lower wire outgoing seat 1.4 and mount table 1.2, thereby promote the insulating properties of this insulating cylinder, increase life.

In this embodiment, there are reinforcing ribs connected between the insulating layer 5 and the cylinder housing 1, at least one of the reinforcing ribs extends to the exhaust end face 1.21 of the mounting table 1.2, a vacuum tube 3 is further packaged in the insulating layer 5, the insulating layer 5 is fixed by the reinforcing ribs, and the two reinforcing ribs extend to the exhaust end face 1.21 of the mounting table 1.2, so that the strength of the insulating layer 5 is effectively increased.

In this embodiment, the upper end of the vacuum tube 3 is connected to the first conductive member 2, the lower end of the vacuum tube is connected to the second conductive member 6 and then connected to the insulating pull rod 4, the upper end of the vacuum tube 3 is fixedly connected to the first conductive member 2 through a bolt, the lower end of the vacuum tube is connected to the conductive plate, one end of the conductive plate is connected to the second conductive member 6 through a bolt, and the lower end of the conductive plate is connected to the insulating pull rod 4 through a bolt, so as to achieve the conductive connection of the vacuum tube 3.

In this embodiment, the insulating layer 5 is made of epoxy resin, and the insulating layer 5 is made of epoxy resin, so that the insulating property of the insulating layer 5 is further improved.

While the utility model has been described in further detail in connection with specific embodiments thereof, it will be understood that the utility model is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the utility model, which should be considered to be within the scope of the utility model as defined by the appended claims.

Claims

1. An insulating cylinder is composed of a cylindrical body with a cylindrical core and a cylindrical sleeve with a cylindrical surface,

the method is characterized in that:

including barrel shell (1), this barrel shell (1) lower extreme is equipped with mount table (1.2), barrel shell (1) inside is equipped with insulating layer (5), form the air convection layer between barrel shell (1) and insulating layer (5), mount table (1.2) bottom side is opened has exhaust terminal surface (1.21) that are used for realizing the exhaust function.

2. The insulating cylinder of claim 1, wherein: the barrel shell (1) further comprises an upper wire outlet seat (1.1) and a lower wire outlet seat (1.4) which are arranged on the side faces, wherein a first conductive piece (2) and a second conductive piece (6) are arranged in the upper wire outlet seat (1.1) and the lower wire outlet seat (1.4) respectively.

3. The insulating cylinder of claim 2, wherein: the first conductive piece (2) is of a Z-shaped structure as a whole.

4. The insulating cylinder of claim 2, wherein: an umbrella skirt (1.3) used for increasing creepage distance is arranged between the lower wire outlet seat (1.4) and the mounting platform (1.2).

5. The insulating cylinder of claim 1, wherein: reinforcing ribs are connected between the insulating layer (5) and the cylinder shell (1), at least one reinforcing rib extends to the exhaust end face (1.21) of the mounting table (1.2), and a vacuum tube (3) is further packaged in the insulating layer (5).

6. The insulating cylinder of claim 5, wherein: the upper end of the vacuum tube (3) is connected with the first conductive piece (2), and the lower end of the vacuum tube is connected with the second conductive piece (6) and then connected with the insulating pull rod (4).

7. The insulating cylinder of claim 5, wherein: the insulating layer (5) is made of epoxy resin.