CN210224700U

CN210224700U - Box type switching station

Info

Publication number: CN210224700U
Application number: CN201921346119.9U
Authority: CN
Inventors: Baohua Cheng; 程保华; Yonghui Yu; 余永辉
Original assignee: ZHEJIANG BAOSHUN ELECTRIC Co Ltd
Current assignee: ZHEJIANG BAOSHUN ELECTRIC Co Ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-03-31
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a box type switching station, which belongs to the technical field of switching stations and comprises a box body, wherein an air inlet pipe and an air outlet pipe are arranged at the periphery of the box body; an elastic reset mechanism and a filter screen are arranged in the air inlet pipe; the elastic reset mechanism comprises a connecting ring, a tension rod, a spring, an adjusting nut and a sealing ring, wherein the front half section of the tension rod is slidably sleeved in the connecting ring, the connecting ring is fixed on the inner wall of the air inlet pipe, the rear half section of the tension rod is in threaded connection with the adjusting nut, one end of the spring is fixedly connected with the connecting ring, the other end of the spring is fixedly connected with the adjusting nut, the front end of the tension rod is provided with a threaded head, and the threaded head is in threaded connection with the sealing ring; the filter screen is arranged in the sealing ring. The utility model discloses install adjustable position's filter screen in the intake pipe, can prevent that the filter screen from being destroyed, conveniently clear up the dust of adhesion again on the filter screen.

Description

Box type switching station

Technical Field

The utility model relates to a switching station technical field especially relates to a box switching station.

Background

The switching station also refers to a power supply and distribution facility for receiving and distributing electric power, the switching station is called a switching station in a high-voltage power grid, the switching station in a medium-voltage power grid is generally used for receiving and distributing 10kV electric power, a power distribution device for redistributing power is provided with a medium-voltage distribution inlet and outlet wire, and a common switching station is a box-type switching station.

And the switching station is in the use, in order to guarantee the security, need carry out ventilation cooling, this just needs to set up intake pipe and outlet duct, and when using, in order to guarantee inside safety and stability, need install the filter screen, but directly install the filter screen in the intake pipe outer end, receive destruction and fracture easily, poor stability, and install inside the intake pipe, the dust of inconvenient clearance adhesion again, the result of use is unsatisfactory, and the outlet duct structure is too single in current structure, lack protective structure, get into rainwater etc. easily, the security is not high.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a box switching station installs adjustable position's filter screen in the intake pipe, can prevent that the filter screen from being destroyed, conveniently clears up the dust of adhesion again on the filter screen.

In order to achieve the above object, the utility model provides a following technical scheme:

a box type switching station comprises a box body, and is characterized in that an air inlet pipe and an air outlet pipe are arranged on the periphery of the box body; an elastic reset mechanism and a filter screen are arranged in the air inlet pipe; the elastic reset mechanism comprises a connecting ring, a tension rod, a spring, an adjusting nut and a sealing ring, wherein the front half section of the tension rod is slidably sleeved in the connecting ring, the connecting ring is fixed on the inner wall of the air inlet pipe, the rear half section of the tension rod is in threaded connection with the adjusting nut, one end of the spring is fixedly connected with the connecting ring, the other end of the spring is fixedly connected with the adjusting nut, the front end of the tension rod is provided with a threaded head, and the threaded head is in threaded connection with the sealing ring; the filter screen is arranged in the sealing ring.

Further, the outlet duct is vertically arranged at the top of the box body, and a fan is arranged in the outlet duct.

Furthermore, the air outlet pipe support further comprises a conical cover and a support rod, wherein the conical cover is arranged right above the air outlet pipe, the bottom end of the support rod is fixedly connected with the outer wall of the air outlet pipe, and the top of the support rod is fixedly connected with the conical cover.

Furthermore, the lower edge of the conical cover is provided with a mounting ring, and the lower end face of the mounting ring is uniformly provided with a plastic curtain.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with the filter screen with adjustable position in the air inlet pipe, and the filter screen is positioned in the air inlet pipe under normal state, thus preventing the filter screen from being broken due to damage; when needs clearance, then push away the filter screen to the intake pipe outside, conveniently clear up the dust of adhesion on the filter screen.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the intake pipe of the present invention;

FIG. 3 is a schematic view of the connection between the air outlet pipe and the air outlet pipe of the present invention;

fig. 4 is a schematic bottom view of the conical cover of the present invention.

In the figure: 1. a box body; 11. an air inlet pipe; 12. a seal ring; 13. a filter screen; 14. a connecting ring; 15. a tension rod; 16. a screw head; 17. adjusting the nut; 18. a spring; 2. an air outlet pipe; 22. a support bar; 23. a conical cover; 25. a fan; 26. a mounting ring; 27. a plastic curtain.

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, the present invention provides a box type switching station, which comprises a box body 1, wherein an air inlet pipe 11 and an air outlet pipe 2 are arranged at the periphery of the box body, the number of the air inlet pipes 11 can be multiple, the air inlet pipes are distributed at the side surface of the box body, and the air outlet pipe 2 is located at the top of the box body.

An elastic reset mechanism and a filter screen 13 are arranged in the air inlet pipe 2. Specifically, referring to fig. 2, the elastic reset mechanism includes a connection ring 14, a tension rod 15, a spring 18, an adjusting nut 17 and a sealing ring 12, a front half section of the tension rod 15 is slidably sleeved in the connection ring 14, the connection ring 14 is fixed on the inner wall 11 of the intake pipe, a rear half section of the tension rod 15 is in threaded connection with the adjusting nut 17, one end of the spring 18 is fixedly connected with the connection ring 14, the other end of the spring 18 is fixedly connected with the adjusting nut 17, a threaded head 16 is arranged at the front end of the tension rod 15, and the threaded head 16 is in threaded connection with the sealing ring 12; the filter screen 13 is mounted in the sealing ring 12. It should be noted that there are two sets of the connection ring 14, the tension rod 15, the spring 18 and the adjusting nut 17, which are disposed on the upper and lower sides of the sealing ring 12, the spring 18 is a compression spring, and the sealing ring 12 and the filter screen 13 therein are retracted into the air inlet pipe 11 under the action of the spring 18 in a normal state, so as to prevent the filter screen from being broken due to damage; when needs clear up filter screen 13, only need to push tensioning rod 15 outwards, can make sealing ring 12 and filter screen 13 in it release intake pipe 11, conveniently clear up the dust of adhesion on the filter screen. After cleaning, the sealing ring 12 and the filter screen 13 therein can be returned to the normal position under the action of the spring by only releasing the tensioning rod, and the operation is simple.

Referring to fig. 1, 3 and 4, the air outlet pipe 2 is vertically arranged at the top of the box body 1, and a fan 25 with the model of LEp-125 is installed in the air outlet pipe 2 to exhaust air in the box body to the outside. In order to prevent rainwater from entering from the air outlet pipe 2, the device in the opening and closing device is damaged. This embodiment still includes toper cover 23 and bracing piece 22, toper cover 23 sets up directly over outlet duct 2, the bottom of bracing piece 22 and the outer wall fixed connection of outlet duct 2, and the top and the toper cover 23 fixed connection of bracing piece 22 have realized fixedly to toper cover 23. The lower edge of conical cover 23 is provided with collar 26, plastics check apron 27 is evenly installed to collar 26's lower terminal surface, protects the week side of outlet duct, and its exhaust is not influenced in plastics check apron 27's clearance simultaneously.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A box type switching station comprises a box body (1), and is characterized in that an air inlet pipe (11) and an air outlet pipe (2) are arranged on the periphery of the box body (1); an elastic reset mechanism and a filter screen (13) are arranged in the air inlet pipe (11); the elastic reset mechanism comprises a connecting ring (14), a tension rod (15), a spring (18), an adjusting nut (17) and a sealing ring (12), the front half section of the tension rod (15) is slidably sleeved in the connecting ring (14), the connecting ring (14) is fixed on the inner wall of the air inlet pipe (11), the rear half section of the tension rod (15) is in threaded connection with the adjusting nut (17), one end of the spring (18) is fixedly connected with the connecting ring (14), the other end of the spring (18) is fixedly connected with the adjusting nut (17), a threaded head (16) is arranged at the front end of the tension rod (15), and the threaded head (16) is in threaded connection with the sealing ring (12); the filter screen (13) is arranged in the sealing ring (12).

2. The box type switching station according to claim 1, characterized in that the air outlet pipe (2) is vertically arranged on the top of the box body (1), and a fan (25) is arranged in the air outlet pipe (2).

3. The box-type switching station according to claim 1, further comprising a conical cover (23) and a support rod (22), wherein the conical cover (23) is arranged right above the air outlet pipe (2), the bottom end of the support rod (22) is fixedly connected with the outer wall of the air outlet pipe (2), and the top of the support rod (22) is fixedly connected with the conical cover (23).

4. The box-type switching station according to claim 3, characterized in that the lower edge of the conical cover (23) is provided with a mounting ring (26), and the lower end surface of the mounting ring (26) is uniformly provided with a plastic curtain (27).