CN222717498U

CN222717498U - Valve for hydraulic engineering

Info

Publication number: CN222717498U
Application number: CN202421455291.9U
Authority: CN
Inventors: 邱伟
Original assignee: Zaozhuang City River And Lake Management And Protection Center Plus Brand Of Panlong River Construction Management Service Center
Current assignee: Zaozhuang City River And Lake Management And Protection Center Plus Brand Of Panlong River Construction Management Service Center
Priority date: 2024-06-24
Filing date: 2024-06-24
Publication date: 2025-04-04
Anticipated expiration: 2034-06-24

Abstract

The utility model belongs to the technical field of valves, and particularly relates to a valve for hydraulic engineering. The technology comprises a first valve body, wherein a first through hole is formed in the first valve body, a spherical closing piece is arranged in the first through hole, a second through hole is formed in the spherical closing piece, a filtering component is arranged in the second through hole, a filter screen is fixed in the filtering component, a filter screen replacement opening is formed in the first valve body, a first sealing door is arranged at the filter screen replacement opening, a first slag outlet is formed in the bottom of the first valve body, a second sealing door is arranged at the first slag outlet, a second slag outlet is formed in the bottom of the filtering component on the left side of the filter screen, and a communication hole is formed in the bottom of the spherical closing piece. The filter comprises a filter screen, a first valve body, a second valve body, a filter screen, a filter member, a second sealing door, a filter member, a filter screen, a filter member and a filter member.

Description

Valve for hydraulic engineering

Technical Field

The utility model belongs to the technical field of valves, and particularly relates to a valve for hydraulic engineering.

Background

Hydraulic engineering is a critical infrastructure for managing and distributing water resources to meet flood control, irrigation and water supply requirements.

In hydraulic engineering, valves are key components for controlling water flow. However, the existing valves often lack the filtering and impurity removing functions, and some valves are provided with filter screens, so that with long-term use, filter residues on the filter screens can cause the valve to be blocked, and the normal operation of the valve is affected. In addition, impurities can be attached to the inner wall of the valve, so that the flowing range of water flow is reduced due to long-term accumulation, and the water conveying efficiency is reduced.

Disclosure of utility model

The utility model aims to provide a valve for hydraulic engineering, which is used for filtering water at the valve and is convenient for replacing a filter screen.

The valve for the hydraulic engineering comprises a first valve body, wherein a first through hole which is communicated with the front and the back is formed in the first valve body, a spherical closing piece which can switch the first through hole is arranged in the first through hole, a second through hole which is communicated with the left and the right is formed in the spherical closing piece, a filtering component for filtering is arranged in the second through hole, the filtering component is of a circular tube structure and is consistent with the direction of the second through hole, and a filter screen is fixed in the filtering component;

The right end of the second through hole is provided with a filter screen replacement port which is internally and externally communicated with the first valve body, and a first sealing door which can open and close the filter screen replacement port is arranged at the filter screen replacement port;

The bottom of the first valve body is provided with a first slag hole communicated with the inside and the outside, a second sealing door capable of opening and closing the first slag hole is arranged at the first slag hole, the bottom of a filtering component at the left side of the filter screen is provided with a second slag hole communicated with the inside and the outside, and the bottom of the spherical closing component is provided with a communication hole for communicating the first slag hole with the second slag hole.

When the spherical closing member is rotated to the second through hole to be communicated with the first through hole, the valve is opened, the front end of the first through hole is provided with a water inlet, when water flows into the first through hole, the filter screen of the filter element arranged in the second through hole is filtered through the second through hole, at the moment, the second slag outlet is positioned at one side of the water inlet, filtered residues sequentially pass through the second slag outlet and the connecting hole and then reach the first slag outlet, the filter screen is prevented from being blocked, the second through hole of the spherical closing member is not communicated with the first through hole, the valve is closed, the spherical closing member is rotated to the second through hole to be transversely aligned with the filter screen replacing opening, the first sealing door is opened, the filter element in the second through hole can be taken out to be replaced, the second sealing door is opened to clean filter residues accumulated at the filter screen replacing opening, and the filter element can filter water entering the valve from the water inlet.

Further, the aperture of the first through hole is smaller than that of the second through hole, and the filtering component and the inner side wall of the second through hole are in fit mutually.

The aperture of the first through hole is smaller than that of the second through hole, and the filter component in the spherical closing piece is installed only by being placed in the second through hole, so that the installation and the replacement are convenient and fast.

Further, a storage pipe is connected to the first slag outlet.

The storage tube is connected to the department at first slag notch, and the second sealing door is installed in the lower extreme of storage tube, through connecting the storage tube, and the filter residue is stored in the bottom of storage tube, and the valve is closed the back and is cleared up the filter residue of storage tube bottom through opening the second sealing door, and the storage tube is big to the storage capacity of filter residue, has prolonged filtering member's change cycle.

Further, the top of the spherical closing member is vertically provided with a valve rod for driving the spherical closing member to rotate, the top of the first valve body is provided with a valve rod mounting opening which is internally and externally communicated with the valve rod corresponding to the valve rod, and the upper end of the valve rod passes through the valve rod mounting opening and then is positioned above the valve rod mounting opening.

The upper end of the valve rod is positioned above the valve rod mounting opening, and the valve rod is rotated to drive the spherical closing member to rotate, so that the valve is conveniently opened and closed.

Further, a first sealing piece is arranged on the valve rod in the valve rod mounting opening, and a hand wheel is arranged at the top of the valve rod.

The first sealing piece can prevent water leakage, and the hand wheel is convenient to rotate the valve rod.

Further, a water inlet is formed in the first valve body at the front end of the first through hole, an assembly opening is formed in the first valve body at the rear end of the first through hole, a second valve body is mounted at the assembly opening, and a water outlet which is communicated with the front side and the rear side is formed in the second valve body.

The water inlet is used for connecting the inlet tube, makes things convenient for water to get into in the first through-hole, and the assembly mouth is used for connecting the outlet pipe, and water gets into first passageway from the water inlet and filters, then flows from the delivery port of second valve body after the assembly mouth of first passageway rear end, and the outlet pipe installation of second valve body convenience play water end.

Further, a second sealing piece is arranged between the water outlet and the assembly port.

The second sealing piece can prevent the junction of second valve body and first valve body from leaking.

Compared with the prior art, the utility model has the following beneficial effects:

When the spherical closing member is rotated to the second through hole to be communicated with the first through hole, the valve is opened, the filter screen is used for filtering, the second slag outlet is positioned at one side of the water inlet, filtered residues sequentially pass through the second slag outlet and the connecting hole and then reach the first slag outlet, the filter screen is prevented from being blocked, the second through hole of the spherical closing member is not communicated with the first through hole, the valve is closed, the spherical closing member is rotated to the second through hole to be transversely aligned with the filter screen replacing hole, the first sealing door is opened, the filter element in the second through hole can be taken out for replacement, the second sealing door is opened for cleaning filter residues accumulated at the filter screen replacing hole, and the filter element not only can filter water entering the valve from the water inlet, but also is convenient to replace.

Drawings

FIG. 1 is a schematic view of a hydraulic engineering valve closed;

FIG. 2 is a schematic view of the first valve body of FIG. 1 with the first valve body reduced;

FIG. 3 is a schematic view of the second valve body of FIG. 1 with the valve body reduced;

FIG. 4 is a schematic view of the spherical closure element of FIG. 1 shown in a contracted configuration;

FIG. 5 is a schematic illustration of the engagement of the handwheel, first seal, and valve stem of FIG. 1 with the handwheel reduced;

FIG. 6 is a schematic view of the filter element of FIG. 1 shown in a contracted configuration;

FIG. 7 is a schematic perspective view of the reduced structure of FIG. 1;

FIG. 8 is an exploded view of FIG. 7;

fig. 9 is a schematic view of a valve for hydraulic engineering when opened.

The name of each part in the figure is 1, the first valve body; 1.1 parts of water inlet, 1.2 parts of first slag hole, 1.3 parts of filter screen replacement hole, 1.4 parts of valve rod installation hole, 1.5 parts of assembly hole, 2 parts of second valve body, 2.1 parts of water outlet, 3 parts of spherical closing piece, 4 parts of hand wheel, 5 parts of first sealing piece, 6 parts of valve rod, 7 parts of filter component, 7.1 parts of filter screen, 7.2 parts of second slag hole and 8 parts of second sealing piece.

Detailed Description

The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.

Examples

The following materials were used in this example:

1. The first valve body 1 and the second valve body 2 are made of cast iron. Referring to fig. 1 to 9, the main structure of the first valve body 1 is similar to that of a common ball valve body, as shown in fig. 1, the first valve body 1 is provided with a first through hole which is communicated with the front and the back, the front end is provided with a water inlet 1.1 which is communicated with the first through hole, the top is provided with a valve rod mounting port 1.4, the rear end is provided with an assembly port 1.5 which is communicated with the first through hole, as shown in fig. 2, the right side wall of the first valve body 1 is provided with a filter screen replacement port 1.3 which is communicated with the inside and the outside, a first sealing door which can open and close the filter screen replacement port 1.3 is arranged at the filter screen replacement port 1.3, the bottom is provided with a first slag hole 1.2 which is communicated with the inside and the outside, and a storage tube is connected at the first slag hole 1.2, and the bottom of the storage tube is provided with a second sealing door. As shown in fig. 3, the left end of the second valve body 2 is provided with a water outlet 2.1 communicated with the assembly port 1.5, and as shown in fig. 8, the joint of the second valve body 2 and the assembly port 1.5 is provided with an annular fixing ring.

2. Stainless steel makes the spherical closure member 3. As shown in fig. 4, the center of the spherical closing member 3 has a second through hole which is communicated with the front and the rear, the top of the spherical closing member 3 is provided with a square groove, and the bottom is provided with a communication hole which is communicated with the second through hole.

3. Two sealing rings associated with the spherical closing element 3 are provided as second sealing elements 8.

4. As shown in fig. 5, a hand wheel 4, a first seal 5 and a valve stem 6 are prepared to be fitted with each other.

5. The filter member 7 is made of stainless steel. As shown in fig. 6, the main body of the filtering member 7 is a circular tube, a filter screen 7.1 is fixed on the inner wall, and a second slag hole 7.2 with the inside and the outside communicated is formed on the bottom wall corresponding to the first slag hole 1.2.

The assembly mode of the materials is as follows:

As shown in fig. 1 and 7, the second sealing member 8 is matched with the second valve body 2, the second valve body 2 is installed at the assembling port 1.5 of the first valve body 1 and fixed by bolts, the spherical closing member 3 is positioned in the first through hole of the first valve body 1, and the valve rod 6, the first sealing member 5 and the hand wheel 4 are assembled and then are installed from the valve rod installing port 1.4, so that the rotation of the spherical closing member 3 is controlled. After the assembly is completed, as shown in fig. 7.

The usage is as follows:

The connecting hole of the spherical closure member 3 communicates the first tap hole 1.2 with the second tap hole 7.2, the lower end of the first tap hole 1.2 being terminated in a container for storing impurities.

When the valve is required to be opened, the valve is opened when the spherical closing piece 3 is rotated to be communicated with the first through hole, the front end of the first through hole is provided with a water inlet, when water flows into the first through hole, the second through hole is used for filtering at the position of the filter screen 7.1 of the filter member 7 arranged in the second through hole, the second slag outlet 7.2 is positioned at one side of the water inlet, filtered residues sequentially pass through the second slag outlet 7.2 and the connecting hole and then reach the position of the first slag outlet 1.2, the filter screen 7.1 is prevented from being blocked, impurities in the water flow are filtered by the filter screen in the filter member 7, and the impurities are discharged or stored through the second slag outlet 7.2.

When the valve needs to be closed, the second through hole of the rotary spherical closing piece 3 is not communicated with the first through hole, the valve is closed, the rotary spherical closing piece 3 is transversely aligned with the filter screen replacing opening 1.3 until the second through hole is opened, the first sealing door is opened, the filter element 7 in the second through hole can be taken out for replacement, the second sealing door is opened, filter residues accumulated at the filter screen replacing opening 1.3 can be cleaned, the filter element 7 not only can filter water entering the valve from the water inlet, but also is convenient to replace.

The filter screen that this design had is changed conveniently, and the filter residue is easily handled.

Claims

1. A valve for a hydraulic engineering project, comprising a first valve body (1), a first through hole communicating front and back is formed on the valve body, a spherical closing member (3) capable of opening and closing the first through hole is installed in the first through hole, a second through hole communicating left and right is provided on the spherical closing member (3), characterized in that a filter member (7) for filtering is installed in the second through hole, the filter member (7) is in a circular tube structure and is in the same direction as the second through hole, and a filter screen (7.1) is fixed in the filter member (7);

A filter replacement port (1.3) communicating with the inside and outside is provided on the first valve body (1) at the right end corresponding to the second through hole, and a first sealing door capable of opening and closing the filter replacement port (1.3) is installed at the filter replacement port (1.3);

The bottom of the first valve body (1) is provided with a first slag outlet (1.2) communicating with the inside and outside, a second sealing door capable of opening and closing the first slag outlet (1.2) is installed at the first slag outlet (1.2), the bottom of the filter component (7) on the left side of the filter screen (7.1) is provided with a second slag outlet (7.2) communicating with the inside and outside, and the bottom of the spherical closing member (3) is provided with a connecting hole connecting the first slag outlet (1.2) and the second slag outlet (7.2).

2. The hydraulic engineering valve according to claim 1, characterized in that the aperture of the first through hole is smaller than the aperture of the second through hole, and the filter component (7) and the inner wall of the second through hole are in close fit with each other.

3. The valve for water conservancy projects according to claim 2, characterized in that a storage pipe is connected to the first slag outlet (1.2).

4. The valve for water conservancy projects according to claim 1 is characterized in that a valve stem (6) is vertically provided on the top of the spherical closing member (3) to drive the spherical closing member (3) to rotate, and a valve stem mounting port (1.4) communicating with the inside and outside is provided on the top of the first valve body (1) corresponding to the valve stem (6), and the upper end of the valve stem (6) passes through the valve stem mounting port (1.4) and is located above the valve stem mounting port (1.4).

5. The hydraulic engineering valve according to claim 4, characterized in that a first sealing member (5) is installed on the valve stem (6) in the valve stem mounting opening (1.4), and a hand wheel (4) is installed on the top of the valve stem (6).

6. The valve for water conservancy projects according to claim 5 is characterized in that: a water inlet (1.1) is provided on the first valve body (1) at the front end of the first through hole, an assembly port (1.5) is provided on the first valve body (1) at the rear end of the first through hole, a second valve body (2) is installed at the assembly port (1.5), and a water outlet (2.1) is provided on the second valve body (2) which is connected front to back.

7. The hydraulic engineering valve according to claim 6, characterized in that a second sealing member (8) is provided between the water outlet (2.1) and the assembly port (1.5).