Method for manufacturing a composite valve

Abstract

The present application relates to the technical field of valve, especially to a preparation method of composite valve, comprising the following steps: firstly, designing a valve body with hollow cylindrical shape, installing a water inlet pipe with flange plate and a water outlet pipe with flange plate on both sides of the valve body, and installing a rotating ring on the inner side of the valve body, the rotating ring is installed with a fixing frame, and the outer side of the fixing frame is installed with a rubber sealing gasket; a valve cover is installed on the top end of the valve body, and the valve cover and the valve body form a complete hollow cylindrical structure, and the valve cover and the valve body are sealed when they are attached; finally, a connecting frame is installed on the inner side of the rotating ring, a rotating shaft coaxial with the valve body is installed on the inner side of the connecting frame, and a rotating tongue lock or a rotating disc is installed on the protruding end of the rotating shaft; in the present application, the composite valve produced by the above preparation process can facilitate the disassembly of the valve body, thereby facilitating the replacement of the damaged sealing element on the inner side, which not only improves the maintenance efficiency, but also reduces the maintenance cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of valve, in particular to a preparation method of composite valve. BACKGROUND

[0002] Most of the traditional valve is manufactured by rotating disc driving threaded rod structure to achieve linear push sealing element, so that the sealing element seals the two sides of the connecting pipeline, which requires closing the adjacent valve on both sides of the damaged valve before disassembling and repairing the valve, which is time-consuming and laborious, and is not convenient for valve maintenance, and the maintenance cost is high. Therefore, aiming at the above problems, a preparation method of composite valve is proposed. SUMMARY

[0003] The purpose of the present application is to provide a preparation method of composite valve, which solves the problem of inconvenient valve maintenance of the existing valve preparation method.

[0004] To achieve the above purpose, the present application provides the following technical scheme:

[0005] The preparation method of composite valve comprises the following steps:

[0006] Step one: design a rotating sealing structure: first design a hollow cylindrical valve body, then install a water inlet pipe with flange plate and a water outlet pipe with flange plate on both sides of the valve body, then install a rotating ring on the inner side of the valve body, the rotating ring is provided with a fixed frame, and the outer side of the fixed frame is provided with a rubber sealing gasket;

[0007] Step two: design a detachable valve cover structure: then install a valve cover on the top end of the valve body, and the valve cover and the valve body form a complete hollow cylindrical structure, and the valve cover and the valve body are sealed when they are fitted;

[0008] Step three: design a control structure: finally install a connecting frame on the inner side of the rotating ring, then install a rotating shaft coaxial with the valve body on the inner side of the connecting frame, at least one end of the rotating shaft penetrates out of the valve body, and then install a rotating tongue lock or a rotating disc on the protruding end of the rotating shaft.

[0009] Preferably, in step one, the water inlet pipe and the water outlet pipe are symmetrically distributed on both sides of the vertical bisector of the valve body, and the axis of the water inlet pipe and the axis of the water outlet pipe are arranged at an angle of 120°.

[0010] Preferably, in step one, the number of rotating rings is 2, and the two rotating rings are respectively fitted with the inner side of the front end face and the inner side of the rear end face of the valve body, the fixed frame is located between the two rotating rings, the two sides of the fixed frame are respectively connected with the two rotating rings, and the number of the fixed frame is 3 groups, and the relative positions of at least two groups of fixed frames are adapted to the positions of the water inlet pipe and the water outlet pipe.

[0011] Preferably, the rubber sealing gasket in step one is detachably fixed on the fixed frame by snap-fit or bolted fixation.

[0012] Preferably, the inner side of the rubber sealing gasket in step one is further provided with a support structure for reducing the bending degree of the rubber sealing gasket.

[0013] Preferably, the outer side of the valve body in step two is provided with a lower fixed plate, the outer side of the valve cover is provided with an upper fixed plate, and the upper fixed plate and the lower fixed plate are fixed and installed by a bolt structure.

[0014] Preferably, the bottom end of the valve body in step one is provided with a drain hole, and a drain bolt is installed in the drain hole.

[0015] Compared with the prior art, the beneficial effects of the present application are:

[0016] 1. In the present application, the composite valve produced by the above preparation process can facilitate the disassembly of the valve body, thereby facilitating the replacement of the damaged sealing element on the inner side, improving the maintenance efficiency, and reducing the maintenance cost.

[0017] 2. In the present application, the composite valve produced by the above preparation process can simultaneously close the pipelines on both sides, ensuring good closing effect, and allowing the sealing elements on both sides to simultaneously bear the pressure of the liquid, thereby prolonging the service life of the valve. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 is a schematic view of the internal structure of the valve of the present application;

[0019] Fig. 2 is a schematic view of the structure of the present application.

[0020] In the figure: 1, valve body; 2, valve cover; 3, upper fixed plate; 4, lower fixed plate; 5, bolt structure; 6, rotating ring; 7, water inlet pipe; 8, connecting frame; 9, rotating shaft; 10, fixed frame; 11, rubber sealing gasket; 12, water outlet pipe; 13, drain bolt. DETAILED DESCRIPTION

[0021] Example 1: Please refer to Figs. 1-2 The present application provides a technical solution:

[0022] The preparation method of the composite valve comprises the following steps:

[0023] Step one: design the rotating seal structure: first, design the valve body 1 with a hollow cylindrical shape, then install the water inlet pipe 7 with a flange plate and the water outlet pipe 12 with a flange plate on both sides of the valve body 1, then install the rotating ring 6 on the inner side of the valve body 1, the rotating ring 6 is installed with a fixed frame 10, and the outer side of the fixed frame 10 is installed with a rubber sealing gasket 11;

[0024] Step two: design the detachable valve cover structure: then install the valve cover 2 on the top end of the valve body 1, and the valve cover 2 and the valve body 1 form a complete hollow cylindrical structure, and the valve cover 2 and the valve body 1 are sealed when they are fitted;

[0025] Step three: design the control structure: finally, install the connecting frame 8 on the inner side of the rotating ring 6, then install the rotating shaft 9 coaxial with the valve body 1 on the inner side of the connecting frame 8, the rotating shaft 9 at least one end penetrates out of the valve body 1, then install the rotating tongue lock or rotating disc on the protruding end of the rotating shaft 9.

[0026] In the present application, the composite valve produced by the above preparation process can facilitate the disassembly of the valve body, thereby facilitating the replacement of the damaged sealing element on the inner side, which not only improves the maintenance efficiency, but also reduces the maintenance cost; the two sides of the pipeline can be closed at the same time, which not only ensures good closing effect, but also makes the sealing elements on both sides bear the pressure of the liquid at the same time, thereby prolonging the service life of the valve.

[0027] In step one, when the water inlet pipe 7 and the water outlet pipe 12 are installed, the water inlet pipe 7 and the water outlet pipe 12 are symmetrically distributed on both sides of the vertical bisector of the valve body 1, and the axis of the water inlet pipe 7 and the axis of the water outlet pipe 12 are arranged at an angle of 120°. This arrangement can make the rubber sealing gasket 11 inside the rotating ring 6 better cooperate with the water inlet pipe 7 and the water outlet pipe 12, which not only ensures the sealing effect, but also facilitates maintenance; in step one, the number of rotating rings 6 is 2, and the two rotating rings 6 are respectively attached to the inner side of the front end face and the inner side of the rear end face of the valve body 1, and the fixed frame 10 is located between the rotating rings 6, the fixed frame 10 is connected to the two rotating rings 6 on both sides, and the number of fixed frames 10 is 3 groups, and the relative position of at least two groups of fixed frames 10 is adapted to the position of the water inlet pipe 7 and the water outlet pipe 12, which facilitates the installation and fixation of the rubber sealing gasket 11; in step one, the rubber sealing gasket 11 is installed on the fixed frame 10 in a clamping and fixing manner, which facilitates the replacement of the rubber sealing gasket 11 under the premise of ensuring the sealing; in step one, the inner side of the rubber sealing gasket 11 is also provided with a support structure for reducing the bending degree of the rubber sealing gasket 11, which has good supporting capacity under the premise of ensuring the sealing; in step two, the outer side of the valve body 1 is provided with a lower fixed plate 4, and the outer side of the valve cover 2 is provided with an upper fixed plate 3, and the upper fixed plate 3 and the lower fixed plate 4 are fixed and installed through the bolt structure 5, which facilitates disassembly during maintenance; in step one, the bottom end of the valve body 1 is provided with a drain hole, and the drain hole is provided with a drain bolt 13, which facilitates the drainage of the liquid in the valve body 1 during maintenance.

[0028] Example 2: please refer to Figs. 1-2 The present application provides a technical solution:

[0029] The preparation method of the composite valve comprises the following steps:

[0030] Step one: design a circulating rotating sealing structure: first, design a hollow cylindrical valve body 1, then install a water inlet pipe 7 with a flange plate and a water outlet pipe 12 with a flange plate on both sides of the valve body 1, then install a rotating ring 6 on the inner side of the valve body 1, the rotating ring 6 is provided with a fixed frame 10, and the outer side of the fixed frame 10 is provided with a rubber sealing gasket 11;

[0031] Step two: design a detachable valve cover structure: then install a valve cover 2 on the top end of the valve body 1, and the valve cover 2 and the valve body 1 form a complete hollow cylindrical structure, and the valve cover 2 and the valve body 1 are sealingly attached;

[0032] Step three: design a control structure: finally, install a connecting frame 8 on the inner side of the rotating ring 6, then install a rotating shaft 9 coaxial with the valve body 1 on the inner side of the connecting frame 8, at least one end of the rotating shaft 9 penetrates out of the valve body 1, and then a rotating tongue lock or a rotating disc is installed on the protruding end of the rotating shaft 9.

[0033] The composite valve produced by the preparation process can facilitate the disassembly of the valve body, thereby facilitating the replacement of the damaged sealing element on the inner side, improving the maintenance efficiency, and reducing the maintenance cost; the two pipelines on the two sides can be closed at the same time, thereby ensuring good closing effect and enabling the sealing elements on the two sides to simultaneously bear the pressure of the liquid, thereby prolonging the service life of the valve.

[0034] In step one, the water inlet pipe 7 and the water outlet pipe 12 are symmetrically arranged on the two sides of the vertical bisector of the valve body 1, and the axis of the water inlet pipe 7 and the axis of the water outlet pipe 12 are arranged at an angle of 120°, which can enable the rubber sealing gasket 11 on the inner side of the rotating ring 6 to be used in good cooperation with the water inlet pipe 7 and the water outlet pipe 12, thereby facilitating the maintenance and use; in step one, the number of the rotating ring 6 is two, and the two rotating rings 6 are respectively attached to the inner side of the front end face and the inner side of the rear end face of the valve body 1, and the fixing frame 10 is located between the two rotating rings 6, the two sides of the fixing frame 10 are respectively connected to the two rotating rings 6, the number of the fixing frame 10 is three groups, and the relative positions of at least two groups of the fixing frame 10 are adapted to the positions of the water inlet pipe 7 and the water outlet pipe 12, which facilitates the installation and fixation of the rubber sealing gasket 11; in step one, the rubber sealing gasket 11 is installed on the fixing frame 10 by means of bolt fixation, which facilitates the replacement of the rubber sealing gasket 11 under the premise of ensuring the sealing property; in step one, the inner side of the rubber sealing gasket 11 is further provided with a support structure for reducing the bending degree of the rubber sealing gasket 11, which enables the rubber sealing gasket 11 to have good support capacity under the premise of ensuring the sealing property; in step two, the outer side of the valve body 1 is provided with the lower fixing plate 4, the outer side of the valve cover 2 is provided with the upper fixing plate 3, and the upper fixing plate 3 and the lower fixing plate 4 are fixed and installed by means of the bolt structure 5, which facilitates the disassembly during maintenance; in step one, the bottom end of the valve body 1 is provided with a drain hole, and the drain bolt 13 is installed in the drain hole, which facilitates the drainage of the liquid in the valve body 1 during maintenance.

[0035] The principles and implementation modes of the present application are described by using specific examples in this paper, and the above examples are only used to help understand the method of the present application and its core idea. The above description is only the preferred implementation mode of the present application, and it should be pointed out that due to the limitation of the expression, there are infinite specific structures, and for ordinary skilled persons in the technical field, some improvements, refinements or changes can be made without departing from the principles of the present application, and the above technical features can be combined in an appropriate manner; these improvements, refinements, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, shall be regarded as the protection scope of the present application.

Claims

1. A method of making a composite valve, characterized by: It comprises the following steps: Step one: design the rotating seal structure: first design the valve body (1) with a hollow cylindrical shape, then install the water inlet pipe (7) and the water outlet pipe (12) with flanges on both sides of the valve body (1), then install the rotating ring (6) on the inside of the valve body (1), the rotating ring (6) is installed with a fixed frame (10), the outer side of the fixed frame (10) is installed with a rubber sealing gasket (11); The number of the rotating ring (6) is 2, and the two rotating rings (6) are respectively attached to the front end face inside and the rear end face inside of the valve body (1), the fixed frame (10) is located between the rotating ring (6), the fixed frame (10) is connected with the two rotating rings (6) on both sides, the number of the fixed frame (10) is 3 groups, and the relative position of at least 2 groups of fixed frame (10) is adapted to the position of the water inlet pipe (7) and the water outlet pipe (12); Step two: design the detachable valve cover structure: then install the valve cover (2) on the top end of the valve body (1), and the valve cover (2) and the valve body (1) form a complete hollow cylindrical structure, the valve cover (2) and the valve body (1) are sealed when attached; The outer side of the valve body (1) is installed with a lower fixed plate (4), the outer side of the valve cover (2) is installed with an upper fixed plate (3), and the upper fixed plate (3) and the lower fixed plate (4) are fixedly installed through the bolt structure (5); Step three: design the control structure: finally install the connecting frame (8) on the inside of the rotating ring (6), then install the rotating shaft (9) coaxial with the valve body (1) on the inside of the connecting frame (8), at least one end of the rotating shaft (9) penetrates out of the valve body (1), then install the rotating tongue lock or the rotating disc on the protruding end of the rotating shaft (9); The axis of the rotating shaft (9) is perpendicular to the installation direction of the valve cover (2).

2. The method of claim 1, wherein: In step one, when installing the water inlet pipe (7) and the water outlet pipe (12), the water inlet pipe (7) and the water outlet pipe (12) are symmetrically distributed on both sides of the vertical bisector of the valve body (1), and the axis of the water inlet pipe (7) and the axis of the water outlet pipe (12) are arranged at an angle of 120°.

3. The method of claim 1, wherein: In step one, the rubber sealing gasket (11) is detachably fixed on the fixed frame (10) by clamping or bolt installation.

4. The method of claim 1, wherein: The inside of the rubber sealing gasket (11) in step one is also provided with a support structure for reducing the bending degree of the rubber sealing gasket (11).

5. The method of claim 1, wherein: The bottom end of the valve body (1) in step one is provided with a drain hole, and the drain hole is installed with a drain bolt (13).

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