CN219317719U - Flushing valve capable of reducing water impact value - Google Patents

Abstract

The utility model relates to the technical field of flushing valves, in particular to a flushing valve capable of reducing a water impact value. The water inlet valve comprises a water inlet valve body, a living body assembly, a water passing port, a control assembly and a water outlet valve body, wherein a water passing channel is arranged in the water inlet valve body and the water outlet valve body, the living body assembly and the water outlet valve body are arranged between the water inlet valve body and the water outlet valve body, the living body assembly is matched with the water outlet to control the water outlet of the water outlet valve body, the control assembly is arranged on the water outlet valve body, the water passing port is an inclined surface water passing port, the inclined surface water passing port is sealed by an O ring, a water inlet is arranged on the water inlet valve body, and a water outlet is arranged on the water outlet valve body. Through changing the structure of crossing the mouth of a river, will cross the mouth of a river design and cross the mouth of a river as the inclined plane, when the live body subassembly resets sealed inclined plane and crosses the mouth of a river, O ring on the live body subassembly slowly is close with the inclined plane on crossing the mouth of a river, crosses the cross sectional area and reduces gradually, until closing, has reduced the water hammer value, has rationally controlled the pressure in the pipeline, avoids the pipeline to appear bursting due to the pressure is too big.

Description

Flushing valve capable of reducing water impact value

Technical Field

The utility model relates to the technical field of flushing valves, in particular to a flushing valve capable of reducing a water impact value.

Background

The self-closing flushing valve is suitable for use in household and public flushing toilet. The flushing valve is characterized in that the flushing valve is in various forms of delay valves in the market and mainly comprises an electromagnetic (infrared sensing) delay valve, a pneumatic delay valve, a pedal delay valve, a button delay valve, a self-closing delay valve and the like according to control modes, and comprises a tee joint, a two-position tee joint, a four-way joint, a two-position four-way joint and the like according to structures, and is in concealed installation and surface installation according to installation modes.

The flushing valve is different in size in the external structure, the difference between different flushing valves is the internal structure, and the sealing part of the end face of the water passing port of the flushing valve in the prior art is generally of a concave-convex matching embedded structure, when the living body component moves, the structure can directly expose the water passing port, and even if the living body component resets to block the water passing port, the water striking value of water flow still remains fixed. If the flushing valve is closed completely suddenly, the pressure in the water supply pipeline will increase suddenly, and the pipe explosion of the lifting pipeline may happen.

Disclosure of Invention

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and the appended drawings.

The present utility model aims to overcome the above-mentioned disadvantages and provide a flush valve which can reduce the water hammer value.

In order to achieve the above object, the technical solution of the present utility model is: a flush valve for reducing water hammer comprising: the water inlet valve body, the living body assembly, the water passing port, the control assembly and the water outlet valve body are internally provided with water passing channels, the living body assembly and the water passing port are arranged between the water inlet valve body and the water outlet valve body, the living body assembly and the water passing port are matched to control the water outlet valve body to discharge water, the control assembly is arranged on the water outlet valve body, the water passing port is an inclined surface water passing port, the inclined surface water passing port is sealed by an O ring, the water inlet valve body is provided with a water inlet, and the water outlet valve body is provided with a water outlet. After the valve rod on the living body component is reset, the flushing valve is slowly closed, the living body component starts to descend, the O-ring on the living body component is slowly close to the inclined plane on the water passing port, the cross-sectional area of water passing is gradually reduced until the flushing valve is closed, and the water impact value is effectively reduced.

The utility model changes the structure of the water passing port, designs the water passing port as an inclined surface water passing port, closes or opens the water passing port through the displacement of the living body component, and seals the inclined surface water passing port by an O ring on the living body component. When the living body assembly moves to open the inclined plane water passing port, water continuously flows from the inclined plane water passing port to the water outlet, when the living body assembly resets to seal the inclined plane water passing port, the O-ring on the living body assembly is slowly close to the inclined plane on the water passing port, the cross section area of the water passing port is gradually reduced until the water passing port is closed, the water striking value is reduced, the pressure in the pipeline can be reasonably controlled, and the pipe explosion caused by the overlarge pressure of the pipeline is avoided.

In some embodiments, the living body assembly comprises a living body, a first spring, a gasket, a living body seat, a valve rod and a living body nut, wherein the living body seat is in threaded connection with the living body nut, the living body seat is in threaded connection with the living body, the valve rod is arranged in the living body, the first spring is nested at the top end of the valve rod, the gasket is nested on the living body seat, and the valve rod is arranged on the top end of the gasket in a fitting mode. The water outlet valve body is provided with a second cavity, and the living body assembly is arranged in the second cavity. When the valve rod on the living body component is pushed away by the push rod on the control component, namely the handle is stressed to push the internal push rod, the living body component is lifted, the product exposes the water passing port, and water enters the water passing channel of the water outlet valve body from the water passing channel in the water inlet valve body through the water passing port, so that the water outlet action of the flushing valve is realized.

In some embodiments, the living body assembly comprises a living body, a living body Y ring, a first spring, a gasket, a living body seat, a fifth O ring, a valve rod, a living body nut, a filter screen, a jackscrew and a sealing gasket, wherein the living body seat is in threaded connection with the living body nut, the living body seat is in threaded connection with the living body, the living body Y ring is nested on the outer surface of the living body, the jackscrew is in threaded connection with the living body, the sealing gasket is arranged on the jackscrew, the first spring is nested in the living body, the valve rod is arranged in the living body, the first spring is nested at the top end of the valve rod, the gasket is nested on the living body seat, the valve rod is arranged on the top end of the gasket in a fitting mode, and the filter screen is arranged on the outer surface of the living body seat. The water outlet valve body is provided with a second cavity, the living body component is arranged in the second cavity, and the inclined surface water passing port is sealed by a fifth O ring. The Y ring, the filter screen, the jackscrew and the sealing gasket are further arranged, so that the sealing effect of the internal structure of the living body assembly is enhanced.

In some embodiments, the control assembly comprises a handle, a push rod, a second spring, a handle nut, a push core sliding sleeve, a push rod sealing ring and a first gasket, wherein the side end of the water outlet valve body is provided with a mounting opening, the handle is mounted on the mounting opening through the limit of the handle nut, the handle nut is in threaded connection with the water outlet valve body, the side end of the handle is attached to the push rod, the push rod outer surface is nested with the push core sliding sleeve and the push rod sealing ring, the two ends of the push core sliding sleeve are mounted on the mounting opening through the limit of the handle nut, the second spring is nested on the mounting opening, the first gasket is attached to the push core sliding sleeve, a third cavity is arranged on the water outlet valve body, and the control assembly is arranged in the third cavity. The handle is the outside control spare part of flush valve, through giving the handle application of force, the push rod removes, extrudes the second spring for the valve rod of push rod left side promotion living body subassembly, the valve rod slope, and the water part shifts down in the cavity above the living body subassembly, and then living body subassembly rises, exposes the water gap, and water shifts to the play water valve body from the valve body that intakes.

In some embodiments, the water inlet valve body comprises a first adjusting pipe, a water inlet body, a second adjusting pipe, a first O-ring, a second gasket, a nut and a filter screen gasket, wherein a first cavity is arranged on the water outlet valve body, one end of the water inlet body is in sealing connection with the first adjusting pipe, the other end of the water inlet body is in threaded connection with the nut to limit and install the second adjusting pipe, the second gasket is arranged in the nut, the filter screen gasket is arranged between the water inlet body and the second adjusting pipe, the second adjusting pipe is in threaded connection with the water outlet valve body, the second adjusting pipe is communicated with the first cavity, and the first O-ring is arranged between the second adjusting pipe and the water outlet valve body. Through the pipeline cooperation, realize the transfer of water, promote inside filter effect through the filter screen on the filter screen gasket of taking.

In some embodiments, a wall cover is arranged on the first adjusting pipe, so that installation protection is facilitated.

In some embodiments, the water inlet body is provided with a check valve, and the installation included angle of the first adjusting pipe and the second adjusting pipe is ninety degrees. The flushing valve has compact structure, and the check valve is convenient for reasonably controlling the water inlet pressure.

In some embodiments, the check valve includes the gland that intakes, first adjusting screw, the second O ring, the check valve rod, the third spring, first packing ring, the second packing ring, the retaining ring, check valve rod one end is through the spacing first packing ring of installing of retaining ring, the second packing ring, the check valve rod other end and first adjusting screw sliding connection, first packing ring is laminated mutually with the second packing ring, first adjusting screw is nested outward has the third spring, first adjusting screw thread mounting is on the gland that intakes, the gland that intakes and the body threaded connection that intakes, and through the second O ring seal, first packing ring is located first adjusting tube one end mouth of pipe, through the rational control of structure high-efficient cooperation pressure that intakes.

In some embodiments, the valve stem tip is provided with a water outlet gland, a second adjusting screw, a third O-ring, a fourth O-ring, the second adjusting screw is in threaded connection with the water outlet gland and sealed by the third O-ring, and the water outlet gland is in threaded connection with the water outlet valve body and sealed by the fourth O-ring. And a second cavity is formed between the bottom end of the water outlet gland and the inside of the water outlet valve body, so that the displacement of the living body assembly is facilitated, and the inclined surface water passing port is opened.

In some embodiments, a fourth cavity is arranged on the water outlet valve body, a check valve is arranged in the fourth cavity, the check valve is fixedly arranged in the water outlet valve body through a locking nut, and a conical rubber cushion is arranged on the water outlet valve body. The flushing valve is provided with the check valve on the water outlet valve body on the basis of the inclined surface water passing port, so that the effect of reducing the water impact value of the flushing valve can be improved, and the water impact value is reduced more stably.

By adopting the technical scheme, the utility model has the beneficial effects that:

through changing the structure of crossing the mouth of a river, will cross the mouth of a river design and cross the mouth of a river as the inclined plane, when the live body subassembly resets sealed inclined plane and crosses the mouth of a river, O ring on the live body subassembly slowly is close with the inclined plane on crossing the mouth of a river, crosses the cross sectional area and reduces gradually, until closing, has reduced the water hammer value, has rationally controlled the pressure in the pipeline, avoids the pipeline to appear bursting due to the pressure is too big. Furthermore, the check valve is arranged in the flushing valve, so that the effect of reducing the water hammer value of the flushing valve can be improved, and the water hammer value is reduced more stably.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

It is apparent that these and other objects of the present utility model will become more apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings and figures.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model, without limitation to the utility model.

In the drawings, like parts are designated with like reference numerals and are illustrated schematically and are not necessarily drawn to scale.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only one or several embodiments of the utility model, and that other drawings can be obtained according to such drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of a flush valve with reduced water hammer according to some embodiments of the present utility model;

FIG. 2 is a schematic illustration of the stem tilting after actuation of a flush valve for reducing the water hammer according to some embodiments of the present utility model;

FIG. 3 is a schematic illustration of a living body assembly in a flush valve for reducing water hammer according to some embodiments of the present utility model;

fig. 4 is a schematic structural view of a conventional flush valve of the prior art.

The main reference numerals illustrate:

1. a water outlet valve body;

2. a water outlet gland;

3. a fourth O-ring;

4. a living body assembly; 5. a second adjusting screw; 6. a third O-ring; 7. a first O-ring; 8. a second regulating tube; 9. a second gasket; 10. a nut; 11. a filter screen gasket is arranged; 12. a water inlet body; 13. a water inlet gland; 14. a first adjusting screw; 15. a second O-ring; 16. a first gasket; 17. a second gasket; 18. a check valve rod; 19. a third spring; 20. a retainer ring; 21. a first regulating tube; 22. a wall cover; 23. a first gasket; 24. pushing the core sliding sleeve; 25. a push rod; 26. a push rod sealing ring; 27. a second spring; 28. a handle nut; 29. a handle; 30. a non-return valve; 31. a lock nut; 32. a conical rubber pad; 40. a first spring; 50. slope water passing port; 41. a living body; 42. a living Y-ring; 43. a gasket; 44. a living body seat; 45. a fifth O-ring; 46. a valve stem; 47. a living nut; 48. a filter screen; 49. a jackscrew; 491. a sealing gasket;

100. a first cavity; 200. a second cavity; 300. a third cavity; 400. and a fourth cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to the following detailed description. It should be understood that the detailed description is presented merely to illustrate the utility model, and is not intended to limit the utility model.

In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that direct connection indicates that the two bodies connected together do not form a connection relationship through a transition structure, but are connected together to form a whole through a connection structure. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a flush valve capable of reducing a water hammer value according to some embodiments of the present utility model.

According to some embodiments of the present utility model, there is provided a flush valve for reducing a water hammer value, comprising: the water inlet valve body, the living body component 4, the water passing port, the control component and the water outlet valve body 1 are internally provided with water passing channels, the living body component 4 and the water passing port are arranged between the water inlet valve body and the water outlet valve body 1, the living body component 4 and the water passing port are matched to control the water outlet valve body 1 to discharge water, the control component is arranged on the water outlet valve body 1, the water passing port is an inclined plane water passing port 50, the inclined plane water passing port 50 is sealed by an O ring, the water inlet valve body is provided with a water inlet, and the water outlet valve body 1 is provided with a water outlet. After the valve rod on the living body assembly 4 is reset, the flushing valve is slowly closed, the living body assembly 4 starts to descend, the O-ring on the living body assembly 4 is slowly close to the inclined plane on the water passing port, the water passing sectional area is gradually reduced until the flushing valve is closed, and the water impact value is effectively reduced.

The utility model changes the structure of the water passing port, designs the water passing port as an inclined surface water passing port 50, closes or opens the water passing port through the displacement of the living body component 4, and sets the O-ring sealing inclined surface water passing port 50 on the living body component 4. When the living body assembly 4 moves to open the inclined plane water passing port 50, water continuously flows from the inclined plane water passing port 50 to the water outlet, when the living body assembly 4 resets to seal the inclined plane water passing port 50, the O-ring on the living body assembly 4 is gradually close to the inclined plane on the water passing port, the water passing sectional area is gradually reduced until the water passing port is closed, the water striking value is reduced, the pressure in the pipeline can be reasonably controlled, and the pipe explosion caused by the overlarge pressure of the pipeline is avoided. The sealing part of the end face of the water passing port of the flushing valve in the prior art can be referred to as fig. 4, and fig. 4 is a schematic structural diagram of a conventional flushing valve in the prior art.

Referring to fig. 2 and 3, fig. 2 is a schematic view showing the inclination of a valve stem after the start of a flush valve for reducing the water hammer according to some embodiments of the present utility model, and fig. 3 is a schematic view showing the structure of a living body assembly in a flush valve for reducing the water hammer according to some embodiments of the present utility model.

According to some embodiments of the present utility model, optionally, the living body assembly 4 includes a living body 41, a first spring 40, a gasket 43, a living body seat 44, a valve rod 46, and a living body nut 47, where the living body seat 44 is screwed with the living body nut 47, the living body seat 44 is screwed with the living body 41, the valve rod 46 is disposed in the living body 41, the first spring 40 is nested on the top end of the valve rod 46, the gasket 43 is nested on the living body seat 44, and the top end of the gasket 43 is fitted with the valve rod 46. The water outlet valve body 1 is provided with a second cavity 200, and the living body component 4 is arranged in the second cavity 200. When the valve rod 46 on the living body assembly 4 is pushed away by the push rod 25 on the control assembly, namely the handle 29 is stressed to push the push rod 25 inside, the living body assembly 4 ascends, the product exposes the water outlet, and water enters the water outlet channel of the water outlet valve body 1 from the water outlet channel in the water inlet valve body through the water outlet, so that the water outlet action of the flushing valve is realized.

According to some embodiments of the present utility model, optionally, the living body assembly 4 includes a living body 41, a living body Y ring 42, a first spring 40, a gasket 43, a living body seat 44, a fifth O ring 45, a valve rod 46, a living body nut 47, a filter screen 48, a jackscrew 49, and a sealing pad 491, the living body seat 44 is in threaded connection with the living body nut 47, the living body seat 44 is in threaded connection with the living body 41, the living body Y ring 422 is nested on the outer surface of the living body 41, the jackscrew 49 is in threaded connection with the living body 41, the sealing pad 491 is arranged on the jackscrew 49, the first spring 40 is nested on the top end of the valve rod 46, the gasket 43 is nested on the living body seat 44, the valve rod 46 is in fit on the top end of the gasket 43, and the filter screen 48 is arranged on the outer surface of the living body seat 44. The water outlet valve body 1 is provided with a second cavity 200, the living body assembly 4 is arranged in the second cavity 200, and the inclined water passing port 50 is sealed by a fifth O ring 45. Further, the living body Y-ring 42, the filter screen 48, the jackscrew 49 and the gasket 491 are arranged, so that the sealing effect of the internal structure of the living body assembly 4 is enhanced.

According to some embodiments of the present utility model, optionally, the control assembly includes a handle 29, a push rod 25, a second spring 27, a handle nut 28, a push core sliding sleeve 24, a push rod sealing ring 26, and a first gasket 23, a mounting opening is provided at a side end of the water outlet valve body 1, the handle 29 is mounted on the mounting opening in a limiting manner through the handle nut 28, the handle nut 28 is in threaded connection with the water outlet valve body 1, a side end of the handle 29 is attached to the push rod 25, the push core sliding sleeve 24 and the push rod sealing ring 26 are nested on an outer surface of the push rod 25, two ends of the push core sliding sleeve 24 are mounted on the mounting opening in a limiting manner through the handle nut 28, the second spring 27 is nested on the mounting opening, the first gasket 23 is attached to the push core sliding sleeve 24, a third cavity 300 is provided on the water outlet valve body 1, and the control assembly is disposed in the third cavity 300. The handle 29 is an external control part of the flushing valve, and by applying force to the handle 29, the push rod 25 moves to squeeze the second spring 27, so that the left side of the push rod 25 pushes the valve rod of the living body assembly 4, the valve rod inclines, the water part in the cavity above the living body assembly 4 is transferred downwards, the living body assembly 4 is lifted up, the water passing port is exposed, and the water is transferred from the water inlet valve body to the water outlet valve body 1.

According to some embodiments of the present utility model, optionally, the water inlet valve body includes a first adjusting tube 21, a water inlet body 12, a second adjusting tube 8, a first O-ring 7, a second gasket 9, a nut 10, and a filter screen gasket 11, a first cavity 100 is disposed on the water outlet valve body 1, one end of the water inlet body 12 is in sealing connection with the first adjusting tube 21, the second adjusting tube 8 is disposed at the other end of the water inlet body 12 in a threaded connection limit with the nut 10, the second gasket 9 is disposed in the nut 10, the filter screen gasket 11 is disposed between the water inlet body 12 and the second adjusting tube 8, the second adjusting tube 8 is in threaded connection with the water outlet valve body 1, the second adjusting tube 8 is communicated with the first cavity 100, and the first O-ring 7 is disposed between the second adjusting tube 8 and the water outlet valve body 1. Through the pipeline cooperation, realize the transfer of water, promote inside filter effect through the filter screen on the area filter screen gasket 11.

According to some embodiments of the present utility model, optionally, a wall cover 22 is provided on the first adjusting tube 21, so as to facilitate installation protection.

According to some embodiments of the present utility model, optionally, a check valve is disposed on the water inlet body 12, and the installation angle between the first adjusting pipe 21 and the second adjusting pipe 8 is ninety degrees. The flushing valve has compact structure, and the check valve is convenient for reasonably controlling the water inlet pressure.

According to some embodiments of the utility model, optionally, the check valve comprises a water inlet gland 13, a first adjusting screw 14, a second O-ring 15, a check valve rod 18, a third spring 19, a first gasket 16, a second gasket 17 and a check ring 20, wherein one end of the check valve rod 18 is provided with the first gasket 16 and the second gasket 17 in a limiting manner through the check ring 20, the other end of the check valve rod 18 is in sliding connection with the first adjusting screw 14, the first gasket 16 is attached to the second gasket 17, the third spring 19 is nested outside the first adjusting screw 14, the first adjusting screw 14 is arranged on the water inlet gland 13 in a threaded manner, the water inlet gland 13 is in threaded connection with the water inlet body 12 and is sealed through the second O-ring 15, the first gasket 16 is positioned at one end orifice of the first adjusting pipe 21, and the water inlet pressure is reasonably controlled through efficient matching of the structure.

According to some embodiments of the utility model, optionally, a water outlet gland 2, a second adjusting screw 5, a third O-ring 6 and a fourth O-ring 3 are arranged at the top end of the valve rod, the second adjusting screw 5 is in threaded connection with the water outlet gland 2 and is sealed by the third O-ring 6, and the water outlet gland 2 is in threaded connection with the water outlet valve body 1 and is sealed by the fourth O-ring 3. The bottom end of the water outlet gland 2 and the inside of the water outlet valve body 1 construct a second cavity 200, which is convenient for the displacement of the living body component 4 and opens the inclined plane water passing port 50.

According to some embodiments of the present utility model, optionally, a fourth cavity 400 is provided on the water outlet valve body 1, a check valve 30 is provided in the fourth cavity 400, the check valve 30 is locked and installed in the water outlet valve body 1 by a locking nut 31, and a conical rubber pad 32 is provided on the water outlet valve body 1. The flushing valve is provided with the check valve 30 on the water outlet valve body 1 on the basis of the inclined surface water passing port 50, so that the effect of reducing the water hammer value of the flushing valve can be improved, and the water hammer value is reduced more stably.

Example 1

The present embodiment provides a flush valve for reducing a water hammer value, comprising: the water inlet valve body, the living body component 4, the water passing port, the control component and the water outlet valve body 1 are internally provided with water passing channels, the living body component 4 and the water passing port are arranged between the water inlet valve body and the water outlet valve body 1, the living body component 4 and the water passing port are matched to control the water outlet valve body 1 to discharge water, the control component is arranged on the water outlet valve body 1, the water passing port is an inclined plane water passing port 50, the inclined plane water passing port 50 is sealed by an O ring, the water inlet valve body is provided with a water inlet, and the water outlet valve body 1 is provided with a water outlet. After the valve rod on the living body assembly 4 is reset, the flushing valve is slowly closed, the living body assembly 4 starts to descend, the O-ring on the living body assembly 4 is slowly close to the inclined plane on the water passing port, the water passing sectional area is gradually reduced until the flushing valve is closed, and the water impact value is effectively reduced.

The living body assembly 4 comprises a living body 41, a living body Y ring 42, a first spring 40, a gasket 43, a living body seat 44, a fifth O ring 45, a valve rod 46, a living body nut 47, a filter screen 48, a jackscrew 49 and a sealing pad 491, wherein the living body seat 44 is in threaded connection with the living body nut 47, the living body seat 44 is in threaded connection with the living body 41, the living body Y ring 422 is nested on the outer surface of the living body 41, the jackscrew 49 is in threaded connection with the living body 41, the sealing pad 491 is arranged on the jackscrew 49, the first spring 40 is nested in the living body 41, the valve rod 46 is arranged in the living body 41, the first spring 40 is nested at the top end of the valve rod 46, the gasket 43 is nested on the living body seat 44, the top end of the gasket 43 is in fit with the valve rod 46, and the filter screen 48 is arranged on the outer surface of the living body seat 44. The water outlet valve body 1 is provided with a second cavity 200, the living body assembly 4 is arranged in the second cavity 200, and the inclined water passing port 50 is sealed by a fifth O ring 45. Further, the living body Y-ring 42, the filter screen 48, the jackscrew 49 and the gasket 491 are arranged, so that the sealing effect of the internal structure of the living body assembly 4 is enhanced. When the valve rod on the living body assembly 4 is pushed away by the push rod 25 on the control assembly, namely the handle 29 is stressed to push the push rod 25 inside, the living body assembly 4 ascends, the product exposes the water passing port, and water enters the water passing channel of the water outlet valve body 1 from the water passing channel in the water inlet valve body through the water passing port, so that the water outlet action of the flushing valve is realized. The control assembly comprises a handle 29, a push rod 25, a second spring 27, a handle nut 28, a push core sliding sleeve 24, a push rod sealing ring 26 and a first gasket 23, wherein a mounting opening is formed in the side end of the water outlet valve body 1, the handle 29 is mounted on the mounting opening in a limiting mode through the handle nut 28, the handle nut 28 is in threaded connection with the water outlet valve body 1, the side end of the handle is attached to the push rod 25, the push core sliding sleeve 24 and the push rod sealing ring 26 are nested on the outer surface of the push rod 25, two ends of the push core sliding sleeve 24 are mounted on the mounting opening in a limiting mode through the handle nut 28, the second spring 27 is nested on the mounting opening, the first gasket 23 is attached to the push core sliding sleeve 24, a third cavity 300 is formed in the water outlet valve body 1, and the control assembly is arranged in the third cavity 300. The handle 29 is an external control part of the flushing valve, and by applying force to the handle 29, the push rod 25 moves to squeeze the second spring 27, so that the left side of the push rod 25 pushes the valve rod of the living body assembly 4, the valve rod inclines, the water part in the cavity above the living body assembly 4 is transferred downwards, the living body assembly 4 is lifted up, the water passing port is exposed, and the water is transferred from the water inlet valve body to the water outlet valve body 1. The water inlet valve body comprises a first adjusting pipe 21, a water inlet body 12, a second adjusting pipe 8, a first O ring 7, a second gasket 9, a nut 10 and a filter screen gasket 11, a first cavity 100 is arranged on the water outlet valve body 1, one end of the water inlet body 12 is in sealing connection with the first adjusting pipe 21, the other end of the water inlet body 12 is in threaded connection with the nut 10, the second adjusting pipe 8 is mounted in a limiting mode, the second gasket 9 is arranged in the nut 10, the filter screen gasket 11 is arranged between the water inlet body 12 and the second adjusting pipe 8, the second adjusting pipe 8 is in threaded connection with the water outlet valve body 1, the second adjusting pipe 8 is communicated with the first cavity 100, and the first O ring 7 is arranged between the second adjusting pipe 8 and the water outlet valve body 1. Through the pipeline cooperation, realize the transfer of water, promote inside filter effect through the filter screen on the area filter screen gasket 11. The first adjusting pipe 21 is provided with a wall cover 22, so that the installation protection is facilitated. The water inlet body 12 is provided with a check valve, and the installation included angle between the first adjusting pipe 21 and the second adjusting pipe 8 is ninety degrees. The flushing valve has compact structure, and the check valve is convenient for reasonably controlling the water inlet pressure. The check valve comprises a water inlet gland 13, a first adjusting screw 14, a second O-ring 15, a check valve rod 18, a third spring 19, a first gasket 16, a second gasket 17 and a check ring 20, wherein one end of the check valve rod 18 is provided with the first gasket 16 and the second gasket 17 in a limiting manner through the check ring 20, the other end of the check valve rod 18 is in sliding connection with the first adjusting screw 14, the first gasket 16 is attached to the second gasket 17, the third spring 19 is nested outside the first adjusting screw 14, the first adjusting screw 14 is arranged on the water inlet gland 13 in a threaded manner, the water inlet gland 13 is in threaded connection with the water inlet body 12 and is sealed through the second O-ring 15, the first gasket 16 is positioned at one end pipe orifice of the first adjusting pipe 21, and the water inlet pressure is reasonably controlled through efficient matching of the structure. The top end of the valve rod is provided with a water outlet gland 2, a second adjusting screw 5, a third O-ring 6 and a fourth O-ring 3, the second adjusting screw 5 is in threaded connection with the water outlet gland 2 and is sealed through the third O-ring 6, and the water outlet gland 2 is in threaded connection with the water outlet valve body 1 and is sealed through the fourth O-ring 3. The bottom end of the water outlet gland 2 and the inside of the water outlet valve body 1 construct a second cavity 200, which is convenient for the displacement of the living body component 4 and opens the inclined plane water passing port 50. The fourth cavity 400 is provided on the outlet valve body 1.

Example 2

The present embodiment provides a flush valve for reducing a water hammer value, comprising: the water inlet valve body, the living body component 4, the water passing port, the control component and the water outlet valve body 1 are internally provided with water passing channels, the living body component 4 and the water passing port are arranged between the water inlet valve body and the water outlet valve body 1, the living body component 4 and the water passing port are matched to control the water outlet valve body 1 to discharge water, the control component is arranged on the water outlet valve body 1, the water passing port is an inclined plane water passing port 50, the inclined plane water passing port 50 is sealed by an O ring, the water inlet valve body is provided with a water inlet, and the water outlet valve body 1 is provided with a water outlet. After the valve rod on the living body assembly 4 is reset, the flushing valve is slowly closed, the living body assembly 4 starts to descend, the O-ring on the living body assembly 4 is slowly close to the inclined plane on the water passing port, the water passing sectional area is gradually reduced until the flushing valve is closed, and the water impact value is effectively reduced.

The living body assembly 4 comprises a living body 41, a living body Y ring 42, a first spring 40, a gasket 43, a living body seat 44, a fifth O ring 45, a valve rod 46, a living body nut 47, a filter screen 48, a jackscrew 49 and a sealing pad 491, wherein the living body seat 44 is in threaded connection with the living body nut 47, the living body seat 44 is in threaded connection with the living body 41, the living body Y ring 422 is nested on the outer surface of the living body 41, the jackscrew 49 is in threaded connection with the living body 41, the sealing pad 491 is arranged on the jackscrew 49, the first spring 40 is nested in the living body 41, the valve rod 46 is arranged in the living body 41, the first spring 40 is nested at the top end of the valve rod 46, the gasket 43 is nested on the living body seat 44, the top end of the gasket 43 is in fit with the valve rod 46, and the filter screen 48 is arranged on the outer surface of the living body seat 44. The water outlet valve body 1 is provided with a second cavity 200, the living body assembly 4 is arranged in the second cavity 200, and the inclined water passing port 50 is sealed by a fifth O ring 45. Further, the living body Y-ring 42, the filter screen 48, the jackscrew 49 and the gasket 491 are arranged, so that the sealing effect of the internal structure of the living body assembly 4 is enhanced. When the valve rod on the living body assembly 4 is pushed away by the push rod 25 on the control assembly, namely the handle 29 is stressed to push the push rod 25 inside, the living body assembly 4 ascends, the product exposes the water passing port, and water enters the water passing channel of the water outlet valve body 1 from the water passing channel in the water inlet valve body through the water passing port, so that the water outlet action of the flushing valve is realized. The control assembly comprises a handle 29, a push rod 25, a second spring 27, a handle nut 28, a push core sliding sleeve 24, a push rod sealing ring 26 and a first gasket 23, wherein a mounting opening is formed in the side end of the water outlet valve body 1, the handle 29 is mounted on the mounting opening in a limiting mode through the handle nut 28, the handle nut 28 is in threaded connection with the water outlet valve body 1, the side end of the handle 29 is attached to the push rod 25, the push core sliding sleeve 24 and the push rod sealing ring 26 are nested on the outer surface of the push rod 25, two ends of the push core sliding sleeve 24 are mounted on the mounting opening in a limiting mode through the handle nut 28, the second spring 27 is nested on the mounting opening, the first gasket 23 is attached to the push core sliding sleeve 24, a third cavity 300 is formed in the water outlet valve body 1, and the control assembly is arranged in the third cavity 300. The handle 29 is an external control part of the flushing valve, and by applying force to the handle 29, the push rod 25 moves to squeeze the second spring 27, so that the left side of the push rod 25 pushes the valve rod of the living body assembly 4, the valve rod inclines, the water part in the cavity above the living body assembly 4 is transferred downwards, the living body assembly 4 is lifted up, the water passing port is exposed, and the water is transferred from the water inlet valve body to the water outlet valve body 1. The water inlet valve body comprises a first adjusting pipe 21, a water inlet body 12, a second adjusting pipe 8, a first O ring 7, a second gasket 9, a nut 10 and a filter screen gasket 11, a first cavity 100 is arranged on the water outlet valve body 1, one end of the water inlet body 12 is in sealing connection with the first adjusting pipe 21, the other end of the water inlet body 12 is in threaded connection with the nut 10, the second adjusting pipe 8 is mounted in a limiting mode, the second gasket 9 is arranged in the nut 10, the filter screen gasket 11 is arranged between the water inlet body 12 and the second adjusting pipe 8, the second adjusting pipe 8 is in threaded connection with the water outlet valve body 1, the second adjusting pipe 8 is communicated with the first cavity 100, and the first O ring 7 is arranged between the second adjusting pipe 8 and the water outlet valve body 1. Through the pipeline cooperation, realize the transfer of water, promote inside filter effect through the filter screen on the area filter screen gasket 11. The first adjusting pipe 21 is provided with a wall cover 22, so that the installation protection is facilitated. The water inlet body 12 is provided with a check valve, and the installation included angle between the first adjusting pipe 21 and the second adjusting pipe 8 is ninety degrees. The flushing valve has compact structure, and the check valve is convenient for reasonably controlling the water inlet pressure. The check valve comprises a water inlet gland 13, a first adjusting screw 14, a second O-ring 15, a check valve rod 18, a third spring 19, a first gasket 16, a second gasket 17 and a check ring 20, wherein one end of the check valve rod 18 is provided with the first gasket 16 and the second gasket 17 in a limiting manner through the check ring 20, the other end of the check valve rod 18 is in sliding connection with the first adjusting screw 14, the first gasket 16 is attached to the second gasket 17, the third spring 19 is nested outside the first adjusting screw 14, the first adjusting screw 14 is arranged on the water inlet gland 13 in a threaded manner, the water inlet gland 13 is in threaded connection with the water inlet body 12 and is sealed through the second O-ring 15, the first gasket 16 is positioned at one end pipe orifice of the first adjusting pipe 21, and the water inlet pressure is reasonably controlled through efficient matching of the structure. The top end of the valve rod is provided with a water outlet gland 2, a second adjusting screw 5, a third O-ring 6 and a fourth O-ring 3, the second adjusting screw 5 is in threaded connection with the water outlet gland 2 and is sealed through the third O-ring 6, and the water outlet gland 2 is in threaded connection with the water outlet valve body 1 and is sealed through the fourth O-ring 3. The bottom end of the water outlet gland 2 and the inside of the water outlet valve body 1 construct a second cavity 200, which is convenient for the displacement of the living body component 4 and opens the inclined plane water passing port 50. The water outlet valve body 1 is provided with a fourth cavity 400, a check valve 30 is arranged in the fourth cavity 400, the check valve 30 is fixedly arranged in the water outlet valve body 1 through a locking nut 31, and the water outlet valve body 1 is provided with a conical rubber pad 32. The flushing valve is provided with the check valve 30 on the water outlet valve body 1 on the basis of the inclined surface water passing port 50, so that the effect of reducing the water hammer value of the flushing valve can be improved, and the water hammer value is reduced more stably.

When the water inlet device is used, water enters from the first adjusting pipe 21, the water inlet gland 13 is controlled, the water inlet port where the first gasket 16 is not plugged, water flows into the cavity of the water inlet body 12 and flows into the first cavity 100 through the second adjusting pipe 8, when the handle 29 is pushed, the push rod 25 is displaced, the valve rod 46 is pushed to incline, part of water in the second cavity 200 flows into the third cavity 300 through the movable assembly, at the moment, the water in the second cavity 200 is reduced, the living body assembly 4 moves upwards, the inclined surface water inlet port 50 is opened, the water in the first cavity 100 flows into the third cavity 300 through the inclined surface water inlet port 50, and then the water is discharged from the fourth cavity 400. When the handle 29 is elastically restored by the second spring 27, the valve rod 46 is not pushed by the push rod 25, i.e., the valve rod 46 is not inclined any more, no water flow in the vertical direction of the living body assembly 4 is no longer flowing through, the living body assembly 4 is restored, the third O-ring 6 on the living body assembly 4 contacts the inclined water passing port 50 to seal the inclined water passing port 50, and no water flows into the fourth cavity 400, i.e., the flushing valve no longer discharges water.

The structure of the inclined plane water passing port 50 and the O ring matched with the sealing water passing port or the structure or the composite structure of the check valve 30 can be suitable for various flushing valves or valve body structures needing to reduce the water hammer value, such as: the sensing flushing valve, the self-closing flushing valve and the time delay flushing valve which are arranged in a visible or concealed mode can be specifically a urine valve, a squatting pan and the like.

It is to be understood that the disclosed embodiments are not limited to the specific process steps or materials disclosed herein, but are intended to extend to equivalents of such features as would be understood by one of ordinary skill in the relevant arts. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic, described in connection with the embodiment is included in at least one embodiment of the utility model. Thus, appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, numbers, etc., to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the utility model can be practiced without one or more of the specific details, or with other methods, components, materials, etc.

Claims (10)

1. A flush valve for reducing the water hammer comprising: the water inlet valve body, the living body assembly, the water gap, the control assembly and the water outlet valve body, a water passing channel is arranged in the water inlet valve body and the water outlet valve body, the living body assembly and the water outlet valve body are matched and controlled to discharge water from the water outlet valve body, the control assembly is arranged on the water outlet valve body, the water gap is an inclined surface water gap, an O ring seal is arranged on the inclined surface water gap, a water inlet is arranged on the water inlet valve body, and a water outlet is arranged on the water outlet valve body.

2. The rinse valve of claim 1, wherein the living body assembly comprises a living body, a first spring, a gasket, a living body seat, a valve rod, and a living body nut, wherein the living body seat is in threaded connection with the living body nut, the living body seat is in threaded connection with the living body, the valve rod is arranged in the living body, the first spring is nested at the top end of the valve rod, the gasket is nested on the living body seat, the valve rod is arranged on the top end of the gasket in a fitting manner, a second cavity is arranged on the water outlet valve body, and the living body assembly is arranged in the second cavity.

3. The rinse valve of claim 1, wherein the living assembly comprises a living body, a living body Y-ring, a first spring, a gasket, a living body seat, a fifth O-ring, a valve rod, a living body nut, a filter screen, a jackscrew, and a sealing gasket, wherein the living body seat is in threaded connection with the living body nut, the living body seat is in threaded connection with the living body, the living body Y-ring is nested on the outer surface of the living body, the jackscrew is in threaded connection with the living body, the sealing gasket is arranged on the jackscrew, the first spring is nested in the living body, the first spring is nested on the top end of the valve rod, the gasket is nested on the living body seat, the valve rod is in fit with the top end of the gasket, the filter screen is arranged on the outer surface of the living body, the second cavity is arranged on the water outlet valve body, and the living body assembly is arranged in the second cavity, and is sealed on the inclined surface water passing port through the fifth O-ring.

4. The flush valve capable of reducing a water hammer value according to claim 1, wherein the control assembly comprises a handle, a push rod, a second spring, a handle nut, a push core sliding sleeve, a push rod sealing ring and a first gasket, the side end of the water outlet valve body is provided with a mounting opening, the handle is mounted on the mounting opening through the limit of the handle nut, the handle nut is in threaded connection with the water outlet valve body, the side end of the handle is attached to the push rod, the push rod outer surface is nested with the push core sliding sleeve and the push rod sealing ring, two ends of the push core sliding sleeve are mounted on the mounting opening through the limit of the handle nut, the mounting opening is nested with the second spring, the first gasket is attached to the push core sliding sleeve, the water outlet valve body is provided with a third cavity, and the control assembly is arranged in the third cavity.

5. The flushing valve capable of reducing the water hammer value according to claim 1, wherein the water inlet valve body comprises a first adjusting pipe, a water inlet body, a second adjusting pipe, a first O ring, a second gasket, a nut and a gasket with a filter screen, the water outlet valve body is provided with a first cavity, one end of the water inlet body is in sealing connection with the first adjusting pipe, the other end of the water inlet body is in threaded connection with the nut to limit and install the second adjusting pipe, the second gasket is arranged in the nut, the gasket with the filter screen is arranged between the water inlet body and the second adjusting pipe, the second adjusting pipe is in threaded connection with the water outlet valve body, the second adjusting pipe is communicated with the first cavity, and the first O ring is arranged between the second adjusting pipe and the water outlet valve body.

6. The flush valve for reducing a water hammer of claim 5, wherein the first regulator tube is provided with a wall cover.

7. The rinse valve of claim 5, wherein the water inlet body is provided with a check valve, and the first and second adjusting pipes are mounted at an angle of ninety degrees.

8. The rinse valve of claim 7, wherein the check valve comprises a water inlet gland, a first adjusting screw, a second O-ring, a check valve rod, a third spring, a first gasket, a second gasket and a retainer ring, wherein the first gasket and the second gasket are installed at one end of the check valve rod through the retainer ring in a limiting manner, the other end of the check valve rod is in sliding connection with the first adjusting screw, the first gasket is attached to the second gasket, the third spring is nested outside the first adjusting screw, the first adjusting screw is installed on the water inlet gland in a threaded manner, the water inlet gland is in threaded connection with the water inlet body and is sealed through the second O-ring, and the first gasket is located at one end pipe orifice of the first adjusting pipe.

9. A flush valve with reduced water hammer as claimed in claim 2 or claim 3 wherein the valve stem tip is provided with a water outlet gland, a second adjusting screw, a third O-ring, a fourth O-ring, the second adjusting screw being threadably connected to the water outlet gland and sealed by the third O-ring, the water outlet gland being threadably connected to the water outlet valve body and sealed by the fourth O-ring.

10. The rinse valve of any one of claims 1 to 9, wherein a fourth cavity is provided on the outlet valve body, a non-return valve is provided in the fourth cavity, the non-return valve is fixedly installed in the outlet valve body by a lock nut, and a conical rubber pad is provided on the outlet valve body.

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