CN210739406U

CN210739406U - Water conservancy control valve with filter screen

Info

Publication number: CN210739406U
Application number: CN201921400980.9U
Authority: CN
Inventors: 谢良辉
Original assignee: Huizhou Yixin Industry Co Ltd
Current assignee: Huizhou Yixin Industry Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-12
Anticipated expiration: 2029-08-27

Abstract

The utility model relates to a water conservancy control valve, in particular to a water conservancy control valve with a filter screen, which comprises a valve body, a valve cover, a guide pipe, a needle valve, a spring, a first nut, a first ball valve, a float valve, a diaphragm pressing plate, a valve disc, a valve rod, a second nut, a stud, a guide pipe water inlet, a tee joint, a second ball valve, a Y-shaped filter and an installing part, wherein the Y-shaped filter and the tee joint are sequentially arranged on a valve body base surface from left to right, the second ball valve is sleeved on the Y-shaped filter, the tee joint and the Y-shaped filter are fixedly installed through the installing part, the tee joint and the valve body are communicated with each other through the guide pipe water inlet, the valve disc is fixedly installed inside the valve body, the valve cover is arranged at the top of the valve body, the needle valve is fixedly installed at the rear side of the valve cover, effectively avoids the blockage, plays the role of automatic remote control and has certain popularization effect.

Description

Water conservancy control valve with filter screen

Technical Field

The utility model relates to a water conservancy control valve specifically is a take water conservancy control valve of filter screen.

Background

The hydraulic control valve is a valve controlled by water pressure and consists of a main valve and a guide pipe, a pilot valve, a needle valve, a ball valve, a pressure gauge and the like which are attached to the main valve, according to the different purposes, functions and places, the hydraulic control valve is a valve which is powered by pipeline medium pressure and is opened, closed and adjusted, and consists of a main valve, an attached conduit, a needle valve, a ball valve, a pressure gauge and the like, can be developed into a remote control floating ball, but many water conservancy control valves on the market at present are designed to have no filter screen structure, so that blockage is easily formed during use, meanwhile, the defect that automatic remote control cannot be carried out exists, and therefore the water conservancy control valve with the filter screen is needed to improve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take hydraulic control valve of filter screen to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a water conservancy control valve with a filter screen comprises a valve body, a valve cover, a guide pipe, a needle valve, a spring, a first nut, a first ball valve, a floating ball valve, a diaphragm pressing plate, a valve disc, a valve rod, a second nut, a stud bolt, a guide pipe water inlet, a tee joint, a second ball valve, a Y-shaped filter and an installing part, wherein the valve body base surface is provided with the Y-shaped filter and the tee joint from left to right in sequence, the second ball valve is sleeved on the Y-shaped filter, the tee joint and the Y-shaped filter are fixedly installed through the installing part, the tee joint and the valve body are connected through the guide pipe water inlet in a penetrating way, the valve disc is fixedly installed inside the valve body, the valve cover is arranged at the top of the valve body, the needle valve is fixedly installed at the rear side of the valve cover, the valve cover and the, valve gap and valve body pass through second nut and double-screw bolt fixed mounting, the inside center department of valve gap and valve body runs through and is provided with the valve rod, and the valve rod passes the valve disc, valve rod and valve gap pass through first nut fixed mounting, the inside department cover that the valve rod is close to first nut is equipped with the spring, be provided with the diaphragm clamp plate between first nut and the valve disc, and the valve rod passes the inside of diaphragm clamp plate.

Preferably, a filter screen is fixedly installed inside the tee joint.

Preferably, the second nut and the stud are formed by integral stretching.

Preferably, the valve rod, the spring and the second nut are all made of stainless steel in a customized mode.

Preferably, the valve body and the valve cover are both made of cast iron in a customized mode, and screw holes are formed in the valve body and the valve cover.

Preferably, a diaphragm is fixedly installed between the valve body and the diaphragm pressing plate, and the diaphragm is customized by reinforced rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, when the pipeline is from the end of intaking of valve to supply water, because the second ball valve of portion of installing additional can effectually avoid sand and stone impurity to get into the honeycomb duct because of Y type filter and reach the needle valve and form the jam, and can further prevent stifled through the inside filter screen of tee bend through fixed mounting, and simultaneously, the needle valve, first ball valve, the ball cock valve is normally open state, the water of needle valve gets into behind the valve gap control room, again through first ball valve and ball cock valve inflow to the water tank, and can not form pressure in the valve gap control room, then get into the entry below the valve disc, pressure holds up the floater, open a large amount of water supplies in to the valve disc, water level when in the water pipe progressively risees, when closing the ball cock valve after floating, the water of valve gap control room just increases pressure gradually until the valve disc is closed, thereby automatic remote control's effect.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is a schematic view of the external structure of the valve body of the present invention;

FIG. 3 is a schematic view of a partially enlarged structure of the present invention A;

in the figure: 1-valve body, 2-valve cover, 3-flow guide pipe, 4-needle valve, 5-spring, 6-first nut, 7-first ball valve, 8-ball float valve, 9-diaphragm pressure plate, 10-valve disc, 11-valve rod, 12-second nut, 13-stud, 14-flow guide pipe water inlet, 15-tee joint, 16-second ball valve, 17-Y type filter and 18-additional part.

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.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a take hydraulic control valve of filter screen, includes valve body 1, valve gap 2, honeycomb duct 3, needle valve 4, spring 5, first nut 6, first ball valve 7, ball-cock assembly 8, diaphragm clamp plate 9, valve disc 10, valve rod 11, second nut 12, double-screw bolt 13, honeycomb duct water inlet 14, tee bend 15, second ball valve 16, Y type filter 17 and install portion 18 additional, valve body 1 base face is provided with from a left side to the right side and has set gradually Y type filter 17, tee bend 15, Y type filter 17 is gone up to cup joint second ball valve 16, tee bend 15 and Y type filter 17 are through installing 18 fixed mounting additional, tee bend 15 and valve body 1 pass through honeycomb duct water inlet 14 through-connection, the inside fixed mounting of valve body 1 has valve disc 10, the top of valve body 1 is provided with valve gap 2, the rear side fixed mounting of valve gap 2 has needle valve 4, valve gap 2 and honeycomb duct water inlet 14 pass through honeycomb duct 3 through-connection, valve gap 2 and tee bend 15 are through connection through

first ball valve

7 and 8 through connections of ball-cock assembly, valve gap 2 and valve body 1 are through second nut 12 and double-screw bolt 13 fixed mounting, valve gap 2 and the inside center department of valve body 1 run through and are provided with valve rod 11, and valve rod 11 passes valve disc 10, valve rod 11 and valve gap 2 are through first nut 6 fixed mounting, the inside department cover that valve rod 11 is close to first nut 6 is equipped with spring 5, be provided with diaphragm clamp plate 9 between first nut 6 and the valve disc 10, and valve rod 11 passes the inside of diaphragm clamp plate 9, when the pipeline was held the feedwater from the intaking of valve, because the second ball valve 16 through installation portion 18 can effectually avoid sand stone impurity to get into honeycomb duct 3 and reach needle valve 4 and form the jam because of Y type filter 17, and can further prevent stifled through the inside filter screen of fixed mounting at tee bend 15, simultaneously, needle valve 4, The first ball valve 7 and the float valve 8 are in a normally open state, water of the needle valve 4 flows into the water tank through the first ball valve 7 and the float valve 8 after entering the control chamber of the valve cover 2, pressure cannot be formed in the control chamber of the valve cover 2, the water enters an inlet below the valve disc 10, the valve disc 10 is supported by the pressure, a large amount of water is supplied into the water pipe by opening the valve disc 10, the water level in the water pipe is gradually increased, the float ball 8 is closed after floating, the water in the control chamber of the valve cover 2 gradually increases the pressure until the valve disc 10 is closed, and therefore the automatic remote control effect is achieved.

The utility model discloses the theory of operation: when water is supplied from the water inlet end of the valve, the second ball valve 16 passing through the additional part 18 can effectively prevent sand and stone impurities from entering the guide pipe 3 to reach the needle valve 4 to form blockage due to the Y-shaped filter 17, and can further prevent blockage through the filter screen fixedly arranged in the tee joint 15, meanwhile, the needle valve 4, the first ball valve 7 and the ball float valve 8 are in a normally open state, water of the needle valve 4 enters the control chamber of the valve cover 2 and then flows into the water tank through the first ball valve 7 and the ball float valve 8, pressure cannot be formed in the control chamber of the valve cover 2, the water enters the inlet below the valve disc 10, the pressure supports the valve disc 10, the valve disc 10 is opened to supply a large amount of water into the water pipe, when the water level in the water pipe gradually rises, and the ball float valve 8 is closed after the ball float floats, the water in the control chamber of the valve cover 2 gradually increases the pressure until the, the whole device is simple in structure, effectively prevents sand and stone impurities from entering the flow guide pipe to reach the needle valve to form blockage, plays a role in automatic remote control, and has certain popularization value.

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 take hydraulic control valve of filter screen, includes valve body (1), valve gap (2), honeycomb duct (3), needle valve (4), spring (5), first nut (6), first ball valve (7), ball-cock assembly (8), diaphragm clamp plate (9), valve disc (10), valve rod (11), second nut (12), double-screw bolt (13), honeycomb duct water inlet (14), tee bend (15), second ball valve (16), Y type filter (17) and install portion (18) additional, its characterized in that: the valve body (1) basal plane is provided with a Y-shaped filter (17) and a tee joint (15) which are sequentially arranged from left to right, a second ball valve (16) is sleeved on the Y-shaped filter (17), the tee joint (15) and the Y-shaped filter (17) are fixedly installed through an installing part (18), the tee joint (15) and the valve body (1) are connected through a guide pipe water inlet (14), a valve disc (10) is fixedly installed inside the valve body (1), a valve cover (2) is arranged at the top of the valve body (1), a needle valve (4) is fixedly installed at the rear side of the valve cover (2), the valve cover (2) and the guide pipe water inlet (14) are connected through a guide pipe (3), the valve cover (2) and the tee joint (15) are connected through a first ball valve (7) and a floating ball valve (8), and the valve cover (2) and the valve body (1) are fixedly installed through a second nut (12) and a stud (, valve gap (2) and the inside center department of valve body (1) run through and are provided with valve rod (11), and valve rod (11) pass valve disc (10), valve rod (11) and valve gap (2) are through first nut (6) fixed mounting, the inside department cover that valve rod (11) are close to first nut (6) is equipped with spring (5), be provided with diaphragm clamp plate (9) between first nut (6) and valve disc (10), and valve rod (11) pass the inside of diaphragm clamp plate (9).

2. The water conservancy control valve of tape filter screen of claim 1, characterized in that: and a filter screen is fixedly arranged in the tee joint (15).

3. The water conservancy control valve of tape filter screen of claim 1, characterized in that: the second nut (12) and the stud (13) are formed by integral stretching.

4. The water conservancy control valve of tape filter screen of claim 1, characterized in that: the valve rod (11), the spring (5) and the second nut (12) are all made of stainless steel in a customized mode.

5. The water conservancy control valve of tape filter screen of claim 1, characterized in that: the valve body (1) and the valve cover (2) are both made of cast iron in a customized mode, and screw holes are formed in the valve body and the valve cover.

6. The water conservancy control valve of tape filter screen of claim 1, characterized in that: a diaphragm is fixedly arranged between the valve body (1) and the diaphragm pressing plate (9), and the diaphragm is customized by reinforced rubber.