CN110805707A

CN110805707A - Pipeline valve

Info

Publication number: CN110805707A
Application number: CN201911121875.6A
Authority: CN
Inventors: 刘文昊
Original assignee: Xuzhou Is Valve Co Ltd With Wind
Current assignee: Xuzhou Is Valve Co Ltd With Wind
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-02-18

Abstract

The invention discloses a pipeline valve, and particularly relates to the technical field of valves, which comprises a pipeline main body, wherein the top of the pipeline main body is provided with two first stand columns, the outer sides of the two first stand columns are sleeved with sliders respectively, the sliders are attached to the first stand columns, the top of the pipeline main body is provided with a connecting column, two ends of the connecting column are respectively and fixedly connected with the first stand columns, the top of the connecting column is provided with a threaded rod, the bottom end of the threaded rod is provided with a sealing body, sealing rings are fixedly arranged on two sides and the top of the sealing body, the bottom of each sealing ring is provided with a sealing plate, and. According to the invention, the connecting rod is moved, the threaded rod pushes the sealing body to be attached to the soft cushion, then the bolt is screwed to fix the connecting rod, and then the threaded rod is screwed to enable the sealing body to be closely attached to the soft cushion, so that the sealing performance is good.

Description

Pipeline valve

Technical Field

The invention relates to the technical field of valves, in particular to a pipeline valve.

Background

The valve industry can produce gate valves, stop valves, throttle valves, plug valves, ball valves, electric valves, diaphragm valves, check valves, safety valves, pressure reducing valves, steam trap valves, emergency stop valves and other 12 kinds of valve products with more than 3000 models and more than 000 specifications of 4 pipeline valves, wherein the maximum working pressure is 600MPa, the maximum nominal diameter reaches 5350mm, the maximum working temperature is 1200 ℃, the minimum working temperature is-196 ℃, and the applicable media are water, steam, oil products, natural gas, strong corrosive media (such as concentrated nitric acid, medium-concentration sulfuric acid and the like), inflammable media (such as benzene, ethylene and the like), toxic media (such as hydrogen sulfide), explosive media and media with radioactivity (such as metallic sodium, loop pure water and the like). The valve bearing part is made of brass, cast iron, nodular cast iron, high-silicon cast iron, cast steel, forged steel, high/low alloy steel, stainless steel 304, stainless acid-resistant steel, duplex stainless steel, titanium alloy and the like, and can be used for producing various electric, pneumatic, manual and hydraulic valve driving devices. Can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil products, liquid metal, radioactive media and the like. Since it is important to select the most suitable valve for the piping system, it is important to know the characteristics of the valve and the steps and criteria for selecting the valve.

In the prior art, the pipeline valve has poor sealing performance, so that the invention of the pipeline valve is necessary to solve the problems.

Disclosure of Invention

In order to overcome the above defects in the prior art, embodiments of the present invention provide a pipeline valve, in which a connecting rod is moved to push a threaded rod to attach a sealing body to a cushion, a bolt is then screwed to fix the connecting rod, and then the threaded rod is screwed to attach the sealing body to the cushion tightly, so that the pipeline valve has good sealing performance.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pipeline valve, includes pipeline main part, pipeline main part top is equipped with two first stands, two the equal cover box in the first stand outside has the slider, the slider is laminated mutually with first stand, pipeline main part top is equipped with the spliced pole, the spliced pole both ends respectively with first stand fixed connection, the spliced pole top is equipped with the threaded rod, the threaded rod passes the spliced pole and extends the spliced pole bottom, the threaded rod bottom is equipped with the seal, the threaded rod passes through bearing and seal swing joint, the seal both sides and the fixed sealing washer that is equipped with in top, the sealing washer is established between pipeline main part and seal, the sealing washer bottom is equipped with the closing plate, closing plate and seal fixed connection, pipeline main part inner chamber bottom is equipped with the cushion, cushion and pipeline main part fixed connection.

In a preferred embodiment, one side of the sliding block is provided with a bolt, one end of the bolt penetrates through the sliding block and extends into the sliding block, and one end of the bolt is in contact with one side of the first upright post.

In a preferred embodiment, the bolt is provided with a second handle at one end, and the second handle is fixedly connected with the bolt.

In a preferred embodiment, a first handle is arranged on the top of the threaded rod, and the first handle is fixedly connected with the threaded rod.

In a preferred embodiment, the cushion is adapted to the sealing plate.

The invention has the technical effects and advantages that:

through removing the connecting rod, make the threaded rod promote the seal and laminate mutually with the cushion, then twist the bolt and make the connecting rod fixed, twist the threaded rod afterwards, make seal and cushion closely laminate, compare with prior art, the leakproofness is good.

Drawings

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

Fig. 2 is a sectional view of the overall structure of the present invention.

Fig. 3 is an enlarged view of the portion a of fig. 2 according to the present invention.

The reference signs are: the pipeline sealing device comprises a pipeline main body 1, a first upright post 2, a sliding block 3, a connecting post 4, a threaded rod 5, a sealing body 6, a sealing ring 7, a sealing plate 8, a cushion 9, a bolt 10, a first handle 11 and a second handle 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

The pipeline valve shown in the figures 1-3 comprises a pipeline main body 1, wherein two first upright columns 2 are arranged at the top of the pipeline main body 1, sliders 3 are sleeved on the outer sides of the two first upright columns 2 respectively, the sliders 3 are attached to the first upright columns 2, connecting columns 4 are arranged at the top of the pipeline main body 1, two ends of each connecting column 4 are fixedly connected with the first upright columns 2 respectively, threaded rods 5 are arranged at the tops of the connecting columns 4, the threaded rods 5 penetrate through the connecting columns 4 and extend out of the bottoms of the connecting columns 4, sealing bodies 6 are arranged at the bottom ends of the threaded rods 5, the threaded rods 5 are movably connected with the sealing bodies 6 through bearings, sealing rings 7 are fixedly arranged at two sides and the tops of the sealing bodies 6, the sealing rings 7 are arranged between the pipeline main body 1 and the sealing bodies 6, sealing plates 8 are arranged at the bottoms, the bottom of the inner cavity of the pipeline main body 1 is provided with a cushion 9, and the cushion 9 is fixedly connected with the pipeline main body 1.

Further, a bolt 10 is arranged on one side of the sliding block 3, one end of the bolt 10 penetrates through the sliding block 3 and extends into the sliding block 3, and one end of the bolt 10 is in contact with one side of the first upright post 2;

further, a second handle 12 is arranged at one end of the bolt 10, and the second handle 12 is fixedly connected with the bolt 10;

further, a first handle 11 is arranged at the top of the threaded rod 5, and the first handle 11 is fixedly connected with the threaded rod 5;

further, the soft pad 9 is fitted to the sealing plate 8.

The working principle of the invention is as follows:

referring to the attached drawings 1-3 of the specification, the connecting rod 4 is moved, the threaded rod 5 pushes the sealing body 6 to be attached to the cushion 9, then the bolt 10 is screwed to fix the connecting rod, then the threaded rod 5 is screwed to enable the sealing body 6 to be closely attached to the cushion 9, the sealing performance is good, and the problem that the pipeline valve in the prior art is poor in sealing performance is specifically solved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. A pipe valve, comprising a pipe body (1), characterized in that: the pipeline sealing structure is characterized in that two first stand columns (2) are arranged at the top of the pipeline main body (1), a sliding block (3) is sleeved on the outer sides of the two first stand columns (2), the sliding block (3) is attached to the first stand columns (2), a connecting column (4) is arranged at the top of the pipeline main body (1), two ends of the connecting column (4) are fixedly connected with the first stand columns (2) respectively, a threaded rod (5) is arranged at the top of the connecting column (4), the threaded rod (5) penetrates through the connecting column (4) and extends out of the bottom of the connecting column (4), a sealing body (6) is arranged at the bottom end of the threaded rod (5), the threaded rod (5) is movably connected with the sealing body (6) through a bearing, sealing rings (7) are fixedly arranged on two sides and the top of the sealing body (6), the sealing rings (7) are arranged between the pipeline main body (, the sealing plate (8) is fixedly connected with the sealing body (6), a cushion (9) is arranged at the bottom of the inner cavity of the pipeline main body (1), and the cushion (9) is fixedly connected with the pipeline main body (1).

2. A plumbing valve according to claim 1, wherein: the novel vertical column is characterized in that a bolt (10) is arranged on one side of the sliding block (3), one end of the bolt (10) penetrates through the sliding block (3) and extends into the sliding block (3), and one end of the bolt (10) is in contact with one side of the first vertical column (2).

3. A plumbing valve according to claim 1, wherein: and a second handle (12) is arranged at one end of the bolt (10), and the second handle (12) is fixedly connected with the bolt (10).

4. A plumbing valve according to claim 1, wherein: the top of the threaded rod (5) is provided with a first handle (11), and the first handle (11) is fixedly connected with the threaded rod (5).

5. A plumbing valve according to claim 1, wherein: the soft pad (9) is matched with the sealing plate (8).