CN208381384U - A kind of novel inlet valve - Google Patents

Abstract

The utility model discloses a kind of novel inlet valves, including ontology, for controlling the control valve group that the intake tunnel of ontology is connected to or cuts off with exhalant canal in ontology, control valve group has control valve port, waterstop pad and back pressure cavity, intake tunnel is connected with exhalant canal by controlling valve port, waterstop pad relation control valve port is moved to open or close control valve port, it further include being set to intrinsic water segregator, the water stream of intake tunnel is two strands by water segregator, one stream of water flow to control valve port via main waterway, second burst of water flow, which flow to back pressure cavity via Zhi Shuilu and control waterstop pad under back pressure cavity state of pressure keeping, closes control valve port, without opening up the passage aisle for being connected to intake tunnel and back pressure cavity on the waterstop pad of inlet valve, it avoids in background technique and is arranged on waterstop pad for distributing sub-fraction water extremely The small through hole of back pressure cavity leads to the problem of needing to dismantle waterstop pad and be easily damaged waterstop pad when passage aisle blocks.

Description

A kind of novel inlet valve

Technical field

The utility model relates to a kind of novel inlet valves.

Background technique

The inlet valve of existing cistern is all that water inlet and sealing control are carried out using differential pressure principle mostly, usually It all include waterstop pad, waterstop pad side forms back pressure cavity, small through hole is equipped in the middle part of waterstop pad, by the small through hole by inlet valve Intake tunnel moisture outflow sub-fraction into back pressure cavity, a cleansing pin is threaded through in the small through hole, and the outer wall of cleansing pin is along axis To a water passing groove is equipped with, which is used to be connected to the intake tunnel and the back pressure cavity of inlet valve, and waterstop pad is logical in water inlet The hydraulic pressure pressure in road and the hydraulic pressure pressure of back pressure cavity act on lower reciprocable to realize water inlet or the sealing of inlet valve, and cleansing pin can The small through hole on waterstop pad is dredged to a certain extent.But small through hole is arranged on waterstop pad and is used for for the prior art It is connected to the intake tunnel of inlet valve and the structure of back pressure cavity, it is under the poor environment of some water quality in use, still inevitable Ground has dirt and blocks small through hole, so as to cause waterstop pad can not normal control water intake valve and sealing, thus need Waterstop pad is disassembled to dredge to small through hole, however waterstop pad is the critical component of inlet valve, and is more smart Close component often dismantles waterstop pad and is easy to cause waterstop pad because scraping etc. is impaired, so as to cause under water intake valve stability It drops or directly results in into water defective valve.

Utility model content

For the utility model to solve the above problems, providing a kind of novel inlet valve, the water of the intake tunnel of inlet valve is logical It crosses water segregator and is divided into two strands, one flow to the control valve port of inlet valve, one flows into back pressure cavity and is used to control water inlet valve seal, from And it can cause to avoid the small through hole being arranged on waterstop pad in background technique for distributing sub-fraction water to back pressure cavity Passage aisle needs the problem of dismantling waterstop pad and being easily damaged waterstop pad when blocking.

To achieve the above object, the technical solution adopted in the utility model are as follows: a kind of novel inlet valve, including have Intake tunnel is connected to or cuts with exhalant canal with the ontology of exhalant canal, in the ontology for controlling the intake tunnel Disconnected control valve group, the control valve group have control valve port, waterstop pad and back pressure cavity, and the intake tunnel and the water outlet are logical Road is connected by the control valve port, and the waterstop pad is in the hydraulic pressure pressure of the intake tunnel and the hydraulic pressure of the back pressure cavity The relatively described control valve port movement further includes set on described intrinsic to open or close the control valve port under pressure effect The water stream of the intake tunnel is two strands by water segregator, the water segregator, and one stream of water flow to described via main waterway Valve port is controlled, second burst of water flow flow to the back pressure cavity via Zhi Shuilu and control described stop under the back pressure cavity state of pressure keeping Water cushion closes the control valve port.

Preferably, the second filtration members for being filtered to second burst of water flow are additionally provided with.

Preferably, water a part of the intake tunnel passes through second filtration members and flow in the Zhi Shuilu, another Part is flow in the main waterway along the wall surface of second filtration members.

It preferably, further include first filtration members for being filtered to the one stream of water, the intake tunnel Water flow via first filtration members filtering after flow in the main waterway, the size of the filter hole in first filtration members Greater than the size of the filter hole in second filtration members.

Preferably, first filtration members are the first filter screen of tubular, and second filtration members are the second mistake of tubular Strainer, first filter screen and the second filter screen are installed on the water segregator.

Preferably, first filter screen is covered at intervals except second filter screen, the water of the intake tunnel Stream is flowing axially into the water segregator, first strand of water by the gap between first filter screen and second filter screen Stream is flowed along the outside wall surface of second filter screen and is flow in the main waterway via first filter screen outward, described Second burst of water flow is inwardly flow in the Zhi Shuilu via second filter screen.

Preferably, it is equipped in the ontology and divides water cavity, the water segregator divides in water cavity set on described, described that water cavity is divided to be equipped with Divide water cavity water inlet, first point of water cavity water outlet and second point of water cavity water outlet, first point of water cavity water outlet forms described The arrival end of main waterway, second point of water cavity water outlet form the arrival end of the Zhi Shuilu, and the water segregator is equipped with one Damp channel, the damp channel are connected with second point of water cavity water outlet.

Preferably, the water segregator includes the connector sleeve that column and sealing are plugged in second point of water cavity water outlet, The column is plugged in the connector sleeve, and the outer diameter of the column and the internal diameter of the connector sleeve match, the column The external wall of shape and/or the connector sleeve inner wall are equipped with the elongate grooves axially extended, and the elongate grooves form the damping Channel.

Preferably, further include first filtration members for being filtered to the one stream of water and for described the The second filtration members that two bursts of water flows are filtered, second filtration members are to be centered around the tubular filtering of the periphery of the column Net, first filtration members are the tubular filter screen for being centered around the periphery of second filtration members, first filtration members and institute State column body by integral forming.

Preferably, the damp channel inlet is located on the water segregator and is equipped with one for flowing into second strand of water Second filtration members of row filtering.

Preferably, the control valve group further includes valve deck, the waterstop pad be installed on the valve deck and with the valve deck Between form the back pressure cavity, the valve deck, which is equipped with, is connected to the back pressure cavity and the relief hole outside inlet valve and described in being connected to The through flow hole of back pressure cavity and the Zhi Shuilu.

Preferably, the Zhi Shuilu is connected around the waterstop pad with the back pressure cavity.

The beneficial effects of the utility model are:

1, the water stream of intake tunnel is two strands by the way that water segregator, water segregator are arranged in ontology by the utility model, One stream of water flow to control valve port via main waterway, and second burst of water flow via Zhi Shuilu flow to back pressure cavity and in back pressure cavity pressure maintaining Under state control waterstop pad close control valve port, without opened up on the waterstop pad of inlet valve for be connected to intake tunnel and The passage aisle of back pressure cavity, avoid in background technique be arranged on waterstop pad it is small to back pressure cavity for distributing sub-fraction water Through-hole leads to the problem of needing to dismantle waterstop pad and be easily damaged waterstop pad when passage aisle blocks.

2, due to being additionally provided with the second filtration members for being filtered to second burst of water flow, so that second strand of water flow impurity is more It is few, it is cleaner, avoid second burst of water flow from being blocked by pollution and inlet valve water stopping function is caused to fail.

3, make water a part of intake tunnel pass through the second filtration members to flow in Zhi Shuilu, another part is along the second filtering The wall surface of part is flow in main waterway, and the water for flowing to main waterway in this way can wash away the wall surface of the second filtration members, to rise To the cleaning to the second filtration members, there is good self-cleaning effect, the second filtration members in long-term use process is avoided to be blocked up by pollution Plug, greatly reduces the cleaning frequency to the second filtration members, cleans even without to the second filtration members.

4, the first filter screen is covered at intervals except the second filter screen, and the water flow of intake tunnel is by the first filter screen and Gap between two filter screens is flowing axially into water segregator, and one stream of water is along the outside wall surface flowing of the second filter screen and outside It is flow in main waterway via the first filter screen, second burst of water flow is inwardly flow in Zhi Shuilu via the second filter screen, in this way, first Filter screen and the second filter screen are arranged inside and outside, and rationally utilize space, reduce volume, so that structure is more compact, while also reasonable The second filter screen is washed away using impulsive force, there is self-cleaning effect.

Detailed description of the invention

Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model Improper restriction.In the accompanying drawings:

Fig. 1 is the stereoscopic schematic diagram according to the inlet valve of one preferred embodiment of the utility model；

Fig. 2 is one of the top view of inlet valve according to one preferred embodiment of the utility model；

Fig. 3 is the cross-sectional view of Section A-A in Fig. 2；

Fig. 4 is according to the two of the top view of the inlet valve of one preferred embodiment of the utility model；

Fig. 5 is the cross-sectional view of section B-B in Fig. 2；

Fig. 6 is the exploded view according to the water segregator of the inlet valve of one preferred embodiment of the utility model；

Fig. 7 is the front view according to the water segregator of the inlet valve of one preferred embodiment of the utility model；

Fig. 8 is the cross-sectional view of water segregator；

Fig. 9 is the front view according to the valve deck of the inlet valve of one preferred embodiment of the utility model.

In figure:

1- inlet valve；

10- ontology；11- intake tunnel；12- exhalant canal；13- divides water cavity；131- divides water cavity water inlet；132- first divides Water cavity water outlet；133- second divides water cavity water outlet；

20- control valve group；21- controls valve port；22- waterstop pad；23- back pressure cavity；24- valve deck；241- relief hole；30- points Hydrophone；31- damp channel；32- column；321- elongate grooves；33- connector sleeve；

The first filtration members of 40- (the first filter screen)；

The second filtration members of 50- (the second filter screen)；

A- main waterway；

B- branch water route.

Specific embodiment

In order to be clearer and more clear technical problem to be solved in the utility model, technical solution and beneficial effect, with Under in conjunction with the accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein Example is applied only to explain the utility model, is not used to limit the utility model.

As shown in Figures 1 to 9, the novel inlet valve 1 of one kind of a preferred embodiment of the utility model, including have into Aquaporin 11 with the ontology 10 of exhalant canal 12, in ontology 10 for control intake tunnel 11 be connected to exhalant canal 12 or The control valve group 20 of cutting, control valve group 20 have control valve port 21, waterstop pad 22 and back pressure cavity 23, intake tunnel 11 and water outlet Channel 12 is connected by controlling valve port 21, and waterstop pad 22 is in the hydraulic pressure pressure of intake tunnel 11 and the hydraulic pressure pressure of back pressure cavity 23 The lower movement of relation control valve port 21 is acted on to open or close control valve port 21, that is, the inlet valve 1 of the utility model is using existing There is well known differential pressure principle in technology to carry out water inlet and sealing.

Inlet valve 1 further includes the water segregator 30 in ontology 10, and the water stream of intake tunnel 11 is by water segregator 30 Two strands, one stream of water flow to control valve port 21 via main waterway A, and second burst of water flow flow to back pressure cavity 23 simultaneously via Zhi Shuilu B Under 23 state of pressure keeping of back pressure cavity control waterstop pad 22 close control valve port 21, without as background technique in inlet valve The passage aisle for being connected to intake tunnel 11 and back pressure cavity 23 is opened up on 1 waterstop pad 22, is avoided in background technique in sealing The small through hole for distributing sub-fraction water to back pressure cavity is arranged on pad to be caused to need to dismantle waterstop pad when passage aisle blocks And the problem of being easily damaged waterstop pad, so that 1 function of inlet valve is more reliable.

The present embodiment is preferred, is additionally provided with the second filtration members 50 for being filtered to second burst of water flow, the second filtering Part 50 makes second strand of water flow impurity less, cleaner, and second burst of water flow is avoided to be blocked by pollution and lead to 1 sealing function of inlet valve It can failure.

In the present embodiment, water a part of intake tunnel 11 passes through the second filtration members 50 and flow in Zhi Shuilu B, another part It is flow in main waterway A along the wall surface of the second filtration members 50, the water for flowing to main waterway A in this way can be to the wall of the second filtration members 50 Face is washed away, to play the cleaning to the second filtration members 50, is had good self-cleaning effect, is avoided in long-term use process Second filtration members 50 are blocked by pollution, greatly reduce the cleaning frequency to the second filtration members, even without to the second filtration members into Row cleaning.

It further include first filtration members 40 for being filtered to the one stream of water in the present embodiment, water inlet is logical The water flow in road 11 is flow in main waterway A after filtering via the first filtration members 40, and the size of the filter hole in the first filtration members 40 is big In the size of the filter hole in the second filtration members 50, so that more thorough to the filtering of second burst of water flow.

In the present embodiment, the first filtration members 40 are the first filter screen 40 of tubular, and the second filtration members 50 are the second of tubular Filter screen 50, the first filter screen 40 and the second filter screen 50 are installed on water segregator 30.Specifically, the first filter screen 40 is alternate It is covered except the second filter screen 50 every ground, the water flow of intake tunnel 11 is by between the first filter screen 40 and the second filter screen 50 Gap is flowing axially into water segregator 30, and one stream of water is along the outside wall surface flowing of second filter screen 50 and outward via first Filter screen 40 is flow in main waterway A, and second burst of water flow is inwardly flow in Zhi Shuilu B via the second filter screen 50, in this way, the first mistake Strainer 40 and the second filter screen 50 are arranged inside and outside, and rationally utilize space, are reduced volume, so that structure is more compact, while also being closed Reason washes away the second filter screen 50 using impulsive force, has self-cleaning effect.

It in the present embodiment, is equipped in ontology 10 and divides water cavity 13, water segregator 30, which is set to, to be divided in water cavity 13, is divided water cavity to be equipped with and is divided water 131, first points of water cavity water outlets 132 of chamber water inlet and second point of water cavity water outlet 133, first point of formation of water cavity water outlet 132 The arrival end of main waterway A, second point of water cavity water outlet 133 form the arrival end of Zhi Shuilu B, and water segregator 30 is equipped with a damp channel 31, damp channel 31 is connected with second point of water cavity water outlet 133.Specifically, water segregator 30 includes that column 32 and sealing are inserted It is located at the connector sleeve 33 of second point of water cavity water outlet 133, column 32 is plugged in connector sleeve 33, the outer diameter of column 32 and company The internal diameter of female connector 33 matches, and 32 outer wall of column is equipped with the elongate grooves 321 axially extended, and elongate grooves 321 form resistance Buddhist nun channel 31, it is possible to understand that, it is also possible to 33 inner wall of connector sleeve here and is equipped with the elongate grooves or column axially extended 32 outer wall of body and 33 inner wall of connector sleeve are equipped with the elongate grooves axially extended.

Water segregator 30, the first filtration members 40 and the second filtration members 50 are disassembled to clean to it for convenience, The present embodiment divides the top of water cavity 13 to penetrate through to the top of ontology 10, divides water equipped with the first filtration members 40 and the second filtration members 50 Device 30 directly divides in water cavity 13 from the insertion of the top end opening of ontology 10, and when disassembly directly pulls out from the top of ontology 10 by water segregator 30 Out, it dismounts very convenient.

In the present embodiment, the second filtration members 50 are the tubular filter screen for being centered around the periphery of column 32, the first filtration members 40 be the tubular filter screen for being centered around the periphery of the second filtration members 50, and the first filtration members 40 are integrally formed with column 32.This reality It applies in example, the second filtration members 50 are connected with water segregator 30 and are set to 31 inlet of damp channel, certain second filtration members 50 position is unrestricted, and any position between damp channel 31 and back pressure cavity also can be set.

In the present embodiment, control valve group 20 further includes valve deck 24, and valve deck 24 is fixedly attached on ontology 10, and waterstop pad 22 fills It is located on valve deck 24 and forms back pressure cavity 23 between valve deck 24, valve deck 24 is equipped with outside connection back pressure cavity 23 and inlet valve Relief hole 241 and the through flow hole (not shown) for being connected to back pressure cavity 23 and Zhi Shuilu B, Zhi Shuilu B bypass waterstop pad 22 and back pressure cavity 23 are connected, wherein pressure release can be carried out to back pressure cavity 23 when relief hole 241 is opened, so that waterstop pad 22 is by 23 side of back pressure cavity Pressure is less than the pressure by 11 side of intake tunnel, so that waterstop pad 22 is mobile toward the direction for opening the control valve port 21 Water inlet is realized to open inlet valve 1；Relief hole 241 can carry out pressure maintaining to back pressure cavity 23 when closing, so that waterstop pad 22 is by back pressure 23 1 lateral pressure of chamber is greater than the pressure by 11 side of intake tunnel, so that the past closing of the waterstop pad 22 control valve port 21 Direction is mobile to realize sealing to close inlet valve 1.

When water inlet, the relief hole 241 of back pressure cavity 23 is opened, at this point, waterstop pad 22 by 23 1 lateral pressure of back pressure cavity be less than by The pressure of 11 side of intake tunnel, so that waterstop pad 22 is mobile to open water inlet toward the direction for opening the control valve port 21 Valve 1 realizes water inlet, and the water of intake tunnel 11 splits into two strands, and one stream of water flow to control after filtering via the first filtration members 40 Valve port 21, and then flow to by control valve port 21 exhalant canal 12 of inlet valve 1, to realize the water management that goes out of inlet valve 1, second strand Water flow flow to Zhi Shuilu B after filtering via the second filtration members 50, and flow to back pressure cavity 23 by Zhi Shuilu B, then from valve deck 24 Relief hole 241 flows out (as shown in Figure 5).

When sealing, relief hole 241 is closed, so that back pressure cavity 23 is in state of pressure keeping, flow to back pressure cavity 23 by Zhi Shuilu B Water can not release, so that waterstop pad 22 is greater than the pressure by 11 side of intake tunnel by the pressure of 23 side of back pressure cavity, into And waterstop pad 22 is made to realize sealing toward the direction for closing the control valve port 21 is mobile to close inlet valve 1.

The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this is practical new Type is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various other groups Conjunction, modification and environment, and above-mentioned introduction or the technology of related fields can be passed through within the scope of the inventive concept described herein Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then It all should be in the protection scope of the appended claims for the utility model.

Claims (12)

1. a kind of novel inlet valve, including with intake tunnel and exhalant canal ontology, in the ontology for controlling The control valve group that the intake tunnel is connected to or cuts off with exhalant canal is made, the control valve group has control valve port, waterstop pad And back pressure cavity, the intake tunnel and the exhalant canal are connected by the control valve port, the waterstop pad it is described into The relatively described control valve port is moved to open or close under the hydraulic pressure pressure effect of the hydraulic pressure pressure and the back pressure cavity of aquaporin The control valve port, which is characterized in that further include being set to the intrinsic water segregator, the water segregator is by the intake tunnel Water stream be two strands, one stream of water flow to the control valve port via main waterway, and second burst of water flow is flowed via Zhi Shuilu Control to the back pressure cavity and under the back pressure cavity state of pressure keeping waterstop pad closing control valve port.

2. novel inlet valve according to claim 1, which is characterized in that be additionally provided with for being flowed into second strand of water Second filtration members of row filtering.

3. novel inlet valve according to claim 2, which is characterized in that water a part of the intake tunnel passes through institute It states the second filtration members to flow in the Zhi Shuilu, another part flow to the main waterway along the wall surface of second filtration members In.

4. novel inlet valve according to claim 2, which is characterized in that further include one for the one stream of water The first filtration members being filtered, the water flow of the intake tunnel flow to the main waterway after filtering via first filtration members In, the size of the filter hole in first filtration members is greater than the size of the filter hole in second filtration members.

5. novel inlet valve according to claim 4, which is characterized in that first filtration members are the first mistake of tubular Strainer, second filtration members are the second filter screen of tubular, and first filter screen and the second filter screen are installed in described On water segregator.

6. novel inlet valve according to claim 5, which is characterized in that first filter screen is covered at intervals in institute It states except the second filter screen, the water flow of the intake tunnel is by the gap between first filter screen and second filter screen It is flowing axially into the water segregator, the one stream of water is along the outside wall surface flowing of second filter screen and outward via institute It states the first filter screen to flow in the main waterway, second burst of water flow inwardly flow to the Zhi Shui via second filter screen Lu Zhong.

7. novel inlet valve according to claim 1, which is characterized in that it is equipped in the ontology and divides water cavity, described point Hydrophone be set to it is described divide in water cavity, it is described to divide water cavity to be equipped with to divide water cavity water inlet, first point of water cavity water outlet and second point of water cavity Water outlet, first point of water cavity water outlet form the arrival end of the main waterway, and second point of water cavity water outlet forms institute The arrival end of Zhi Shuilu is stated, the water segregator is equipped with a damp channel, and the damp channel and second point of water cavity are discharged Mouth is connected.

8. novel inlet valve according to claim 7, which is characterized in that the water segregator includes that column and sealing are inserted It is located at the connector sleeve of second point of water cavity water outlet, the column is plugged in the connector sleeve, outside the column The internal diameter of diameter and the connector sleeve matches, and the column outer wall and/or the connector sleeve inner wall, which are equipped with, to be axially extended Elongate grooves, the elongate grooves form the damp channel.

9. novel inlet valve according to claim 8, which is characterized in that further include one for the one stream of water The first filtration members being filtered and the second filtration members for being filtered to second burst of water flow, second filtration members For be centered around the column periphery tubular filter screen, first filtration members be centered around except second filtration members The tubular filter screen in week, first filtration members and the column body by integral forming.

10. novel inlet valve according to claim 7, which is characterized in that it is logical to be located at the damping on the water segregator Road inlet is equipped with second filtration members for being filtered to second burst of water flow.

11. novel inlet valve according to claim 1, which is characterized in that the control valve group further includes valve deck, described Waterstop pad is installed on the valve deck and is formed between the valve deck back pressure cavity, and the valve deck, which is equipped with, is connected to the back It presses chamber with the relief hole outside inlet valve and is connected to the through flow hole of the back pressure cavity and the Zhi Shuilu.

12. novel inlet valve according to claim 1, which is characterized in that the Zhi Shuilu around the waterstop pad with The back pressure cavity is connected.