CN219493240U

CN219493240U - Auxiliary switch device capable of indirectly operating valve

Info

Publication number: CN219493240U
Application number: CN202223291505.7U
Authority: CN
Inventors: 马远峰; 张广庆; 李发俊; 裴跃勇
Original assignee: Baotou Iron and Steel Group Co Ltd
Current assignee: Baotou Iron and Steel Group Co Ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-08-08
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses an auxiliary switching device capable of indirectly operating a valve, which comprises a chuck, wherein a connecting pipe is fixedly connected to the top of the chuck, an operating rod is arranged at the upper end of the surface of the connecting pipe, through holes are formed in the periphery of the chuck, high-strength screws are arranged on the periphery of the chuck, stainless steel gaskets are arranged on the surface of the high-strength screws, nuts are connected to the bottoms of the high-strength screws in a threaded manner, hand wheel lacing wires are arranged on one side of the high-strength screws, the chuck is made of stainless steel, and the outer diameter of the chuck is 500mm. The utility model solves the problems that about one hour is needed to deal with procedures such as limited space operation license and oxygen concentration measurement before the well is in progress, delay time is relatively long, and when emergency stop is met, if the pressure of a water network is not adjusted in time, the pressure fluctuation of a pipeline seriously causes pipe explosion accidents.

Description

Auxiliary switch device capable of indirectly operating valve

Technical Field

The utility model relates to the technical field of auxiliary switching devices, in particular to an auxiliary switching device capable of indirectly operating a valve.

Background

The Z41Y-16P-DN500 water drain main valve outside the south door of the ore dressing main factory of the Baoshan mining company is arranged in a valve well with the depth of 3 meters, a pattern plate is used for covering a wellhead, the valve well belongs to a closed space, when the reverse flotation, the reverse mill series and the production stopping and production recovery are carried out, the pressure of a water network is required to be regulated, personnel all need to go into a well to operate a valve handle to regulate the water pressure of a pipeline, the procedures such as a limited space operation license, oxygen concentration measurement and the like are required to be handled before going into the well, about 1-2 hours are required, delay time is relatively long, and when emergency stop is met, if the pressure of the water network is not regulated in time, the pressure fluctuation of the pipeline seriously causes pipe explosion accidents.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide an auxiliary switching device capable of indirectly operating a valve, which effectively avoids the harm to operators caused by toxic gas or anoxic environment in a limited space, has low cost and long service life, reduces the labor intensity of operators, is convenient to install, does not need to disassemble and simplify the operation flow, improves the working efficiency, has strong universality, can be used for the valves arranged in the limited space and the high altitude, solves the problems that the procedures such as the operation license and the oxygen concentration measurement of the limited space must be handled before the operation is carried out, the time is delayed by about 1-2 hours, and the pipe explosion accident is caused by serious fluctuation of the pipeline pressure when emergency stop is met, such as untimely adjustment of the water network pressure.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an auxiliary switch device of indirectly operable valve, includes the chuck, the top fixedly connected with connecting pipe of chuck, the upper end on connecting pipe surface is equipped with the action bars, be equipped with the through-hole around the chuck, all be equipped with the screw that excels in around the chuck, the surface of the screw that excels in is equipped with the stainless steel gasket, the bottom threaded connection of the screw that excels in has the nut, one side of the screw that excels in is equipped with the hand wheel lacing wire.

Preferably, the chuck is made of stainless steel, and the outer diameter of the chuck is 500mm.

Preferably, the radius of the operating rod is 20mm, and the operating rod is made of stainless steel.

Preferably, the surface of the connection pipe is coated with a rust-proof layer including a mica iron oxide coating layer, a perchloroethylene coating layer, and an inorganic zinc silicate coating layer.

Preferably, the thickness of the mica iron oxide coating layer, the perchloroethylene coating layer and the inorganic zinc silicate coating layer is consistent, and the thickness is 0.12mm-0.22mm.

Preferably, the inner surface of the mica iron oxide coating layer is coated on the outer surface of the perchloroethylene coating layer, and the inner surface of the perchloroethylene coating layer is coated on the outer surface of the inorganic zinc silicate coating layer.

Compared with the prior art, the utility model provides an auxiliary switching device capable of indirectly operating a valve, which has the following beneficial effects:

the utility model solves the problems that about one hour is needed to deal with procedures such as limited space operation license and oxygen concentration measurement before the well is in progress, delay time is relatively long, and when emergency stop is met, if the pressure of a water network is not adjusted in time, the pressure fluctuation of a pipeline seriously causes pipe explosion accidents.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a connecting tube according to the present utility model;

fig. 3 is a cross-sectional view of the rust preventive layer of the present utility model.

In the figure: 1. a connecting pipe; 2. an operation lever; 3. a chuck; 4. a hand wheel is lacing wire; 5. a high-strength screw; 6. stainless steel gaskets; 7. a screw cap; 8. a rust-proof layer; 81. a mica iron oxide coating layer; 82. a perchloroethylene coating layer; 83. an inorganic zinc silicate coating layer.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, an auxiliary switching device capable of indirectly operating a valve comprises a chuck 3, wherein a connecting pipe 1 is fixedly connected to the top of the chuck 3, an operating rod 2 is arranged at the upper end of the surface of the connecting pipe 1, through holes are formed in the periphery of the chuck 3, high-strength screws 5 are arranged in the periphery of the chuck 3, stainless steel gaskets 6 are arranged on the surface of the high-strength screws 5, nuts 7 are connected to the bottom of the high-strength screws 5 in a threaded manner, and hand wheel lacing wires 4 are arranged on one side of the high-strength screws 5.

The chuck 3 is made of stainless steel, and the outer diameter of the chuck 3 is 500mm.

The radius of the operating rod 2 is 20mm, and the operating rod 2 is made of stainless steel.

The surface of the connection pipe 1 is coated with a rust-preventive layer 8, and the rust-preventive layer 8 includes a mica iron oxide paint layer 81, a perchloroethylene paint layer 82, and an inorganic zinc silicate paint layer 83.

The thickness of the mica iron oxide coating layer 81, the perchloroethylene coating layer 82 and the inorganic zinc silicate coating layer 83 are uniform, and the thickness is 0.12mm to 0.22mm.

The inner surface of the mica iron oxide coating layer 81 is coated on the outer surface of the perchloroethylene coating layer 82, and the inner surface of the perchloroethylene coating layer 82 is coated on the outer surface of the inorganic zinc silicate coating layer 83.

The working principle of the utility model is as follows: the device takes the center of a valve hand wheel as the center, is directly placed on the valve hand wheel, a stainless steel gasket 6 is padded below the valve hand wheel, then a high-strength screw 5 is reversely rotated into a nut 7 and screwed, the device is installed, an operating rod 2 is penetrated into a drilled hole above a connecting pipe 1 to rotate, and torque is transmitted to the high-strength screw 5 to drive the valve hand wheel to rotate, so that valve operation is realized.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An auxiliary switching device for indirectly operable valves, comprising a chuck (3), characterized in that: the top fixedly connected with connecting pipe (1) of chuck (3), the upper end on connecting pipe (1) surface is equipped with action bars (2), be equipped with the through-hole around chuck (3), all be equipped with around chuck (3) high strength screw (5), the surface of high strength screw (5) is equipped with stainless steel gasket (6), the bottom threaded connection of high strength screw (5) has nut (7), one side of high strength screw (5) is equipped with hand wheel lacing wire (4).

2. An auxiliary switching device for an indirectly operable valve according to claim 1, wherein: the chuck (3) is made of stainless steel, and the outer diameter of the chuck (3) is 500mm.

3. An auxiliary switching device for an indirectly operable valve according to claim 1, wherein: the radius of the operating rod (2) is 20mm, and the operating rod (2) is made of stainless steel.

4. An auxiliary switching device for an indirectly operable valve according to claim 1, wherein: the surface of the connecting pipe (1) is coated with a rust-proof layer (8), and the rust-proof layer (8) comprises a mica iron oxide coating layer (81), a perchloroethylene coating layer (82) and an inorganic zinc silicate coating layer (83).

5. An auxiliary switching device for an indirectly operable valve according to claim 4, wherein: the thickness of the mica iron oxide coating layer (81), the perchloroethylene coating layer (82) and the inorganic zinc silicate coating layer (83) are consistent, and the thickness is 0.12mm-0.22mm.

6. An auxiliary switching device for an indirectly operable valve according to claim 5, wherein: the inner surface of the mica iron oxide coating layer (81) is coated on the outer surface of the perchloroethylene coating layer (82), and the inner surface of the perchloroethylene coating layer (82) is coated on the outer surface of the inorganic zinc silicate coating layer (83).