CN216743063U

CN216743063U - Ultra-sealed valve cover

Info

Publication number: CN216743063U
Application number: CN202123230674.5U
Authority: CN
Inventors: 王家驹
Original assignee: Huawei Machinery Manufacturing Co ltd
Current assignee: Huawei Machinery Manufacturing Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-14
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a super sealed valve gate valve lid, which comprises a valve body, the top of curved bar and the bottom fixed connection of valve gap, the one end rigid coupling of curved bar has the diaphragm, the recess sliding clamping of diaphragm has the slider, one side rigid coupling of slider has the spring, one side of spring and recess one side fixed connection of diaphragm, the top rigid coupling of slider has the round bar, outer wall one side of round bar and the inner wall recess clearance fit of valve body, one side laminating of round bar has the trapezoidal piece, the top of trapezoidal piece and the bottom fixed connection of curved bar. The utility model relates to a valve gap technical field through the cooperation between round bar, trapezoidal piece and the slider, has realized the high-speed joint between valve gap and the valve body for the job schedule has solved current device and has been connected trouble with the valve body when carrying out the during operation, when carrying out the installation of a plurality of valve gaps, has prolonged operating time's problem, has improved work efficiency.

Description

Ultra-sealed valve cover

Technical Field

The utility model relates to a valve gap technical field specifically is an ultra-tight valve door valve lid.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, is a control part in a fluid conveying system, and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure, and the like, wherein the valve cover belongs to one of the components of the valve, and in order to ensure the integral sealing property, a super-sealed valve cover is needed, for example, the valve cover of the application number '201710899340.6', comprises a base and can scrape deposited impurities.

The valve cover is a valve part provided with a valve rod sealing element and used for connecting or supporting the actuating mechanism, and the valve cover and the valve body can be integrated or separated.

However, the conventional device is troublesome to connect with the valve body during operation, and prolongs the working time and reduces the working efficiency during installation of a plurality of valve covers.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides an ultra-sealed valve gate valve lid has solved current device and has been connected trouble with the valve body when carrying out the during operation, when carrying out the installation of a plurality of valve gaps, has prolonged operating time, has reduced work efficiency's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an ultra-sealed valve cover comprises a valve body, a valve cover is attached to the top of the valve body, a valve rod is in clearance fit with the inner wall of the valve cover, the through hole of the valve cover is in clearance fit with a bent rod, the through hole above the bent rod is in clearance fit with a bolt, one side of the outer wall of the bolt is in clearance fit with a groove on one side of the valve cover, a curved rod is in clearance fit with a through hole below the curved rod, the top of the curved bar is fixedly connected with the bottom of the valve cover, one end of the curved bar is fixedly connected with a transverse plate, a sliding block is slidably clamped in the groove of the transverse plate, a spring is fixedly connected to one side of the sliding block, one side of the spring is fixedly connected with one side of the groove of the transverse plate, a round rod is fixedly connected with the top of the sliding block, one side of the outer wall of the round rod is in clearance fit with the groove of the inner wall of the valve body, one side laminating of round bar has trapezoidal piece, the bottom fixed connection of the top and the curved bar of trapezoidal piece.

Preferably, a round wheel is arranged on one side of the round rod close to the valve rod.

Preferably, the outer wall of the bolt is provided with a rubber pad.

Preferably, a first sealing ring is arranged between the top of the valve body and the bottom of the valve cover, a second sealing ring is arranged between the inner side of the valve cover and the outer wall of the valve rod, and a rotating handle is installed at the top of the valve rod.

Preferably, the protective housing is installed to the outer wall of valve rod, the inside packing of protective housing has anhydrous copper sulfate layer, the inboard outer wall fixed connection through bolt and valve gap of protective housing, the glass board is installed to the outer wall of protective housing, the inner wall top of protective housing is laminated with the top of valve gap mutually.

The utility model provides an ultra-sealed valve door valve lid. The method has the following beneficial effects: this super sealing valve gap through the cooperation between round bar, trapezoidal piece and the slider, has realized the high-speed joint between valve gap and the valve body for the job schedule has solved current device and has been connected trouble with the valve body when carrying out the during operation, when carrying out the installation of a plurality of valve gaps, has prolonged operating time's problem, has improved work efficiency.

Through the cooperation between glass board, protective housing and the anhydrous copper sulfate layer, improved the leakproofness between the valve gap is whole, avoided appearing the condition of leaking between valve gap and the valve rod, valve body and the valve gap to also can in time know leaking, be convenient for people in time change ageing seal part.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic external view of FIG. 1;

FIG. 3 is a schematic structural view of the rod, the trapezoidal block and the slider in FIG. 1;

FIG. 4 is a schematic view of the glass plate, protective shell and anhydrous copper sulfate layer of FIG. 1.

In the figure: 1. the valve comprises a valve body, 2, a valve cover, 3, a valve rod, 4, a bent rod, 5, a bolt, 6, a bent rod, 7, a trapezoidal block, 8, a transverse plate, 9, a sliding block, 10, a spring, 11, a round rod, 12, a round wheel, 13, a rubber pad, 14, a rotating handle, 15, a protective shell, 16, an anhydrous copper sulfate layer, 17, a glass plate, 18, a second sealing ring, 19 and a first sealing ring.

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.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The first embodiment is as follows: as shown in figures 1-3, an ultra-sealed valve cover comprises a valve body 1, a valve cover 2 is attached to the top of the valve body 1, a valve rod 3 is in clearance fit with the inner wall of the valve cover 2, a bent rod 4 is in clearance fit with a through hole of the valve cover 2, a bolt 5 is in clearance fit with a through hole above the bent rod 4, one side of the outer wall of the bolt 5 is in clearance fit with a groove on one side of the valve cover 2, a bent rod 6 is in clearance fit with a through hole below the bent rod 4, the bent rod 6 can limit the position of the bent rod 4 to ensure the vertical movement of the bent rod 4, the top of the bent rod 6 is fixedly connected with the bottom of the valve cover 2, a transverse plate 8 is fixedly connected with one end of the bent rod 6, a sliding block 9 is clamped in a groove of the transverse plate 8, the sliding block 9 can move in the groove of the transverse plate 8, a spring 10 is fixedly connected with one side of the sliding block 9, a round rod 11 is fixedly connected with one side of the groove of the transverse plate 8, one side of the outer wall of the round rod 11 is in clearance fit with the groove on the inner wall of the valve body 1, the round rod 11 can move in the groove of the inner wall of the valve body 1, one side of the round rod 11 is attached with the trapezoidal block 7, and the top of the trapezoidal block 7 is fixedly connected with the bottom of the bent rod 4;

in the specific implementation process, it is worth pointing out that the valve cover 2 and the valve body 1 are quickly connected through the cooperation of the round rod 11, the trapezoid block 7 and the sliding block 9, the working schedule is accelerated, the problems that the existing device is troublesome to connect with the valve body 1 when working, the working time is prolonged when a plurality of valve covers 2 are installed, and the working efficiency is improved are solved;

further, a round wheel 12 is arranged on one side of the round rod 11 close to the valve rod 3;

in the specific implementation, it is worth noting that the round wheel 12 reduces the friction between the round bar 11 and the trapezoidal block 7;

further, a rubber pad 13 is arranged on the outer wall of the bolt 5;

in the specific implementation process, it is worth particularly pointing out that the rubber pad 13 can prevent the bolt 5 from moving when the device vibrates, so that the clamping is tight;

concretely, when using this super-sealed valve gate valve lid, the user can offset valve gap 2 tightly with valve body 1 earlier, then press down knee 4, knee 4 can drive trapezoidal block 7 downstream when the motion, trapezoidal block 7 drives 11 joints of round bar in the recess of valve body 1, spring 10 this moment has taken place to stretch out and draw back, then use bolt 5 to pass the top of knee 4 and the recess of valve gap 2 and fix, when dismantling, user's detachable bolt 5, spring 10 this moment has lost external force and has supported and has taken place elastic deformation and drive knee 4 playback, round bar 11 breaks away from the recess of valve body 1 simultaneously.

Example two: as can be seen from fig. 1, 2 and 4, a first sealing ring 19 is arranged between the top of the valve body 1 and the bottom of the valve cap 2, a second sealing ring 18 is arranged between the inner side of the valve cap 2 and the outer wall of the valve rod 3, and the top of the valve rod 3 is provided with a rotating handle 14, so that a user can rotate the rotating handle 14 conveniently;

in the specific implementation process, it is worth pointing out that the first sealing ring 19 and the second sealing ring 18 improve the overall sealing performance, and avoid the leakage condition at the interface;

further, a protective shell 15 is installed on the outer wall of the valve rod 3, an anhydrous copper sulfate layer 16 is filled inside the protective shell 15, the anhydrous copper sulfate changes color when encountering water, the inner side of the protective shell 15 is fixedly connected with the outer wall of the valve cover 2 through bolts, a glass plate 17 is installed on the outer wall of the protective shell 15, the glass plate 17 can observe whether the anhydrous copper sulfate changes color or not, and the top of the inner wall of the protective shell 15 is attached to the top of the valve cover 2;

in the specific implementation process, it is worth particularly pointing out that the sealing performance of the whole valve cover 2 is improved through the matching among the glass plate 17, the protective shell 15 and the anhydrous copper sulfate layer 16, the leakage between the valve cover 2 and the valve rod 3 and between the valve body 1 and the valve cover 2 is avoided, the leakage can be known in time, and people can replace aged sealing parts in time;

specifically, on the basis of the first embodiment, the first sealing ring 19 and the second sealing ring 18 improve the sealing performance between the valve cap 2 and the valve rod 3 and between the valve body 1 and the valve cap 2, if leakage occurs between the valve cap 2 and the valve rod 3, the anhydrous copper sulfate layer 16 changes color when meeting water, and a user can observe through the glass plate 17 and replace the second sealing ring 18 in time.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The utility model provides a super sealed valve gap, includes valve body (1), its characterized in that: the valve cover (2) is attached to the top of the valve body (1), the valve rod (3) is in clearance fit with the inner wall of the valve cover (2), the bent rod (4) is in clearance fit with the through hole of the valve cover (2), the bolt (5) is in clearance fit with the through hole of the bent rod (4), the transverse plate (8) is fixedly connected to one side of the outer wall of the bolt (5), the curved rod (6) is in clearance fit with the through hole of the lower portion of the bent rod (4), the top of the curved rod (6) is fixedly connected with the bottom of the valve cover (2), the transverse plate (8) is fixedly connected to one end of the curved rod (6), the sliding block (9) is clamped to the groove of the transverse plate (8) in a sliding manner, the spring (10) is fixedly connected to one side of the sliding block (9), the circular rod (11) is fixedly connected to one side of the transverse plate (8) on one side of the spring (10), one side of the outer wall of the round rod (11) is in clearance fit with a groove in the inner wall of the valve body (1), a trapezoidal block (7) is attached to one side of the round rod (11), and the top of the trapezoidal block (7) is fixedly connected with the bottom of the bent rod (4).

2. An ultra-sealing valve door cover according to claim 1, wherein: and a round wheel (12) is arranged on one side of the round rod (11) close to the valve rod (3).

3. An ultra-sealing valve door cover according to claim 1, wherein: and a rubber pad (13) is arranged on the outer wall of the bolt (5).

4. An ultra-sealing valve door cover according to claim 1, wherein: be provided with first sealing washer (19) between the top of valve body (1) and the bottom of valve gap (2), be provided with second sealing washer (18) between the inboard of valve gap (2) and the outer wall of valve rod (3), turning handle (14) are installed at the top of valve rod (3).

5. An ultra-sealing valve door cover according to claim 1, wherein: protective housing (15) are installed to the outer wall of valve rod (3), anhydrous copper sulfate layer (16) are filled to the inside packing of protective housing (15), the inboard outer wall fixed connection of passing through bolt and valve gap (2) of protective housing (15), glass board (17) are installed to the outer wall of protective housing (15), the inner wall top of protective housing (15) is laminated with the top of valve gap (2) mutually.