CN208058070U - A kind of preferable valve body of wearability - Google Patents

Abstract

The utility model discloses a kind of preferable valve bodies of wearability, including valve body, the top of the valve body is equipped with lamina tecti by bolt, the bottom of the lamina tecti is provided with limiting slot, the both sides of the limiting slot are equipped with limiting plate, and the side of the limiting plate is equipped with the second wearing layer, and the both ends of the valve body are separately installed with water inlet and discharge outlet, it is provided with flow cavitation result mouth between the water inlet and discharge outlet, third wearing layer is installed on the port wall of the flow cavitation result mouth.The water inlet of the valve body of the utility model and the inner wall of discharge outlet are both provided with the first wearing layer, it can increase the abrasive resistance of body cavity by it, increase the service life of valve body, and third wearing layer is installed at the port of flow cavitation result mouth, the second wearing layer is installed in the contact position of valve rod and limiting plate, the service life of valve rod and valve plate can be improved by such design.

Description

A kind of preferable valve body of wearability

Technical field

The utility model is related to valve body field, specifically a kind of preferable valve body of wearability.

Background technology

Valve body is a main parts size in valve；There is different mechanical manufacturing methods according to pressure rating.Such as: Casting, forging etc., valve is the control unit in fluid delivery system, have cut-off, adjusting, water conservancy diversion, prevent adverse current, voltage stabilizing, The functions such as shunting or overflow pressure relief, are used for the valve of fluid control systems, from simplest shut-off valve to extremely complex automatic control Various valves used in system, kind and specification are quite various.Valve can be used for controlling empty gas and water, steam, various corrosion The flowing of the various types fluids such as property medium, mud, oil product, liquid metal and radiating medium.Valve is also divided into according to material Cast iron valve, cast steel valve, stainless valve (201,304,316 etc.), chrome-molybdenum steel valve, Chrominm-molybdenum-vanadium steel valve, dual phase steel valve , Plastic valve, nonstandard customized equal valves material.

There are many shortcomings for the valve body of current stage, for example, wear-resisting property is poor, service life is short, it has not been convenient to control Stream.

Utility model content

The purpose of this utility model is to provide a kind of preferable valve bodies of wearability, to solve wearability in the prior art Can be poor, service life is short, it has not been convenient to the problem of flow control.

To achieve the above object, the utility model provides the following technical solutions：A kind of preferable valve body of wearability, including valve The top of body, the valve body is equipped with lamina tecti by bolt, and the bottom of the lamina tecti is provided with limiting slot, the limiting slot Both sides limiting plate is installed, the side of the limiting plate is equipped with the second wearing layer, and the inside of the limiting slot is equipped with valve The bottom end of bar, the valve rod is equipped with valve plate by hinge, and the bottom of the valve plate is equipped with valve plate sealing block, and the valve plate is close The bottom end of envelope block is equipped with the 4th wearing layer, and the both ends of the valve body are separately installed with water inlet and discharge outlet, the water inlet It is both provided with the first wearing layer with the madial wall edge of discharge outlet, flow cavitation result is provided between the water inlet and discharge outlet Mouthful, third wearing layer is installed on the port wall of the flow cavitation result mouth.

Preferably, the valve plate is sealed in the top of flow cavitation result mouth, and valve plate sealing block jointless mosaic is in flow cavitation result In mouthful.

Preferably, the valve rod lifts in limiting slot, and the second wearing layer sliding of the side of valve rod and limiting plate connects It connects.

Preferably, the bottom end of the valve plate and valve rod is rotatablely connected by hinge, and the swaying direction of valve plate be always to Left side.

Compared with prior art, the utility model has the beneficial effects that：The water inlet of the valve body of the utility model and draining The inner wall of mouth is both provided with the first wearing layer, can increase the abrasive resistance of body cavity by it, and increase valve body uses the longevity Life, and third wearing layer is installed at the port of flow cavitation result mouth, it is equipped with second in the contact position of valve rod and limiting plate Wearing layer can improve the service life of valve rod and valve plate by such design, be mounted on the bottom of valve rod by hinge in valve plate End coordinates limiting slot by such design, greatly facilitates the control of flow.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the side view of the valve plate of the utility model.

Fig. 3 is the vertical view of the lamina tecti of the utility model.

In figure：1- valve bodies, the first wearing layers of 2-, 3- water inlets, 4- bolts, 5- lamina tectis, 6- limiting plates, 7- second are wear-resisting Layer, 8- limiting slots, 9- valve rods, 10- thirds wearing layer, 11- valve plates sealing block, the 4th wearing layers of 12-, 13- hinges, 14- valve plates, 15- flow cavitation results mouth, 16- discharge outlet.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1~2, in the utility model embodiment, a kind of preferable valve body of wearability, including valve body 1, valve body 1 Top lamina tecti 5 is equipped with by bolt 4, the bottom of lamina tecti 5 is provided with limiting slot 8, and the both sides installation of limiting slot 8 is limited Position plate 6, limiting slot 8 are used for limiting the lifting of valve rod 9, and the side of limiting plate 6 is equipped with the second wearing layer 7, and second is resistance to The wear-resisting property that layer 7 increases limiting plate 6 is ground, the inside of limiting slot 8 is equipped with valve rod 9, and valve rod 9 is used for applying valve plate 14 The bottom end of pressure, valve rod 9 is equipped with valve plate 14 by hinge 13, and hinge 13 can control the swing of valve plate 14, the bottom peace of valve plate 14 Equipped with valve plate sealing block 11, valve plate sealing block 11 is used for flow cavitation result mouth 15 being sealed, the bottom end peace of valve plate sealing block 11 Equipped with the 4th wearing layer 12, the both ends of valve body 1 are separately installed with water inlet 3 and discharge outlet 16, water inlet 3 and discharge outlet 16 it is interior The first wearing layer 2 is both provided at sidewall edge, the first wearing layer 2 can increase the wearability of valve interior wall, water inlet 3 and row It is provided with flow cavitation result mouth 15 between the mouth of a river 16, third wearing layer 10, valve plate 14 are installed on the port wall of flow cavitation result mouth 15 It is sealed in the top of flow cavitation result mouth 15, and 11 jointless mosaic of valve plate sealing block, in flow cavitation result mouth 15, valve rod 9 is in limiting slot Lifting in 8, and valve rod 9 and the second wearing layer 7 of the side of limiting plate 6 are slidably connected.

The operation principle of the utility model is：The equipment controls valve plate 14 when in use, by valve rod 9 and closely covers in water In flow control donsole 15, and valve plate sealing block 11 is made to be embedded in flow cavitation result mouth 15, at this time valve body 1 in off position, and when by valve After the pressure revocation that bar 9 applies valve plate 14, flow is entered by water inlet 3 in valve body 1, and the hydraulic pressure in valve body 1 rises, flow Can will press to valve plate 14 thrust, make valve plate 14 that will be started to the left under the effect of hinge 13, at this time flow cavitation result mouth 15 It will open, flow is discharged by discharge outlet 16.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (4)

1. a kind of preferable valve body of wearability, including valve body (1), it is characterised in that:Pass through bolt at the top of the valve body (1) (4) lamina tecti (5) is installed, the bottom of the lamina tecti (5) is provided with limiting slot (8), the both sides installation of the limiting slot (8) There are limiting plate (6), the side of the limiting plate (6) that the second wearing layer (7) is installed, the inside of the limiting slot (8) is equipped with The bottom end of valve rod (9), the valve rod (9) is equipped with valve plate (14) by hinge (13), and the bottom of the valve plate (14) is equipped with The bottom end of valve plate sealing block (11), the valve plate sealing block (11) is equipped with the 4th wearing layer (12), the both ends of the valve body (1) It is separately installed with water inlet (3) and discharge outlet (16), the madial wall edge of the water inlet (3) and discharge outlet (16) is respectively provided with There is the first wearing layer (2), flow cavitation result mouth (15), the flow control are provided between the water inlet (3) and discharge outlet (16) Third wearing layer (10) is installed on the port wall of donsole (15).

2. the preferable valve body of a kind of wearability according to claim 1, it is characterised in that：The valve plate (14) is sealed in water The top of flow control donsole (15), and valve plate sealing block (11) jointless mosaic is in flow cavitation result mouth (15).

3. the preferable valve body of a kind of wearability according to claim 1, it is characterised in that：The valve rod (9) is in limiting slot (8) lifting in, and valve rod (9) and the second wearing layer (7) of the side of limiting plate (6) are slidably connected.

4. the preferable valve body of a kind of wearability according to claim 1, it is characterised in that：The valve plate (14) and valve rod (9) bottom end is rotatablely connected by hinge (13), and the swaying direction of valve plate (14) is to the left always.