CN110056055A - Inlet valve and closestool flushing system with the inlet valve - Google Patents
Inlet valve and closestool flushing system with the inlet valve Download PDFInfo
- Publication number
- CN110056055A CN110056055A CN201910425609.6A CN201910425609A CN110056055A CN 110056055 A CN110056055 A CN 110056055A CN 201910425609 A CN201910425609 A CN 201910425609A CN 110056055 A CN110056055 A CN 110056055A
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- switch component
- water
- lever
- valve
- inlet valve
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/32—Arrangement of inlet valves
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/33—Adaptations or arrangements of floats
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sanitary Device For Flush Toilet (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a kind of inlet valve and with the closestool flushing system of the inlet valve, the inlet valve includes valve body, the valve body has intake antrum, the first water chamber and the second water chamber, it is connected between first water chamber and the intake antrum by the first valve port portion, is connected between second water chamber and the intake antrum by the second valve port portion；First switch component and second switch component are equipped in the valve body, the first switch component is for opening or closing first valve port portion to be connected or be truncated the flow path between the intake antrum and first water chamber；The second switch component is for opening or closing second valve port portion to be connected or be truncated the flow path between the intake antrum and second water chamber.It is smooth that the structure setting of the inlet valve enables to the water route of closestool flushing system to switch, and switching point is consistent, prevents each displacement of closestool from differing greatly.
Description
Technical field
The present invention relates to closestool technical fields, more particularly to a kind of inlet valve and the closestool flushing system with the inlet valve
System.
Background technique
The inlet valve of existing closestool is with a water inlet and a water outlet, for the closestool with ejection system
For, the mode of ejection system water inlet and water tank water intake is solved, usually increases a water route in the water outlet of inlet valve and cuts
It changes planes structure, but in practice, often will appear the problems such as water route switching has some setbacks, switching point is inconsistent, cause closestool
Each displacement differs greatly.
In view of this, how to make water route of the water outlet of closestool water inlet valve to water tank and the water route switching to ejection system suitable
Freely, it is a technical problem that technical personnel in the field need to solve at present.
Summary of the invention
The object of the present invention is to provide a kind of inlet valve and with the closestool flushing system of the inlet valve, the knot of the inlet valve
Structure setting enables to closestool flushing system water route switch it is smooth, switching point is consistent, prevent each displacement difference of closestool compared with
Greatly.
In order to solve the above technical problems, the present invention provides a kind of inlet valve for closestool flushing system, including valve body, institute
Valve body is stated with intake antrum, the first water chamber and the second water chamber, by the between first water chamber and the intake antrum
The connection of one valve port portion, is connected between second water chamber and the intake antrum by the second valve port portion；
First switch component and second switch component are equipped in the valve body, the first switch component is for opening or closing
First valve port portion is closed to be connected or be truncated the flow path between the intake antrum and first water chamber；The second switch
Component is for opening or closing second valve port portion to be connected or be truncated between the intake antrum and second water chamber
Flow path.
Inlet valve provided by the invention has an intake antrum and two water chambers, between intake antrum and two water chambers
Flow path is controlled whether conducting by two switch blocks, and two switch blocks are relatively independent, which is applied to closestool
In flushing system, it is ensured that the consistency of water route switches in closestool flushing system smoothness and switching point effectively prevent horse
Displacement differs greatly bucket every time.
Inlet valve as described above, the first switch component and the second switch component are pilot-operated type switch membrane
Group；It further include the first control assembly and the second control assembly, first control assembly is for controlling the first switch component
Diaphragm movement to open or close first valve port portion, second control assembly is for controlling the second switch component
Diaphragm act to switch or close second valve port portion.
Inlet valve as described above, the second switch component have the second back pressure cavity being connected to the intake antrum, institute
Stating valve body also has the second pressure relief opening for being connected to second back pressure cavity, and second control assembly is let out by control described second
The opening and closing of pressure mouth acts to control the diaphragm of the second switch component.
Inlet valve as described above, second control assembly include delay sleeve assembly, delay keg float and press sleeve,
The delay sleeve assembly and the valve body are relatively fixed；
The pressing sleeve sliding is plugged in the delay sleeve assembly, forms delay cavity, the delay between the two
The bottom of cavity has apopore, and the peripheral wall of the delay cavity has delay hole, and the delay keg float is slideably positioned in described
Cavity be delayed to open and close the apopore, is additionally provided with Flexible Reset between the pressing sleeve and the delay sleeve assembly
Part；
Second control assembly further includes the second lever, and the first end of second lever and the pressing sleeve connect
It connects, the second end of second lever and the valve body are hinged, and the second end of second lever is equipped with described for blocking
Second closure part of the second pressure relief opening, and be configured to: second lever is in equilibrium state, and institute is closed in second closure part
State the second pressure relief opening.
Inlet valve as described above, the axis direction of the diaphragm of the second switch component and the first switch component
The perpendicular setting of the axis direction of diaphragm, the axis direction of the diaphragm of the second switch component and the axis side of the intake antrum
To parallel setting.
Inlet valve as described above, second control assembly include the second lever, the second keg float and guide rod, described second
The first end of lever connects the upper end of the guide rod, and the second end of second lever and the valve body are hinged, and described second
The second end of lever is equipped with the second closure part for blocking second pressure relief opening；
The valve body is fixedly connected with bracket, and second keg float and the bracket are hinged, the lower end sliding of the guide rod
It is plugged in the bracket, and is equipped with return springs, the guide rod and second keg float between the guide rod and the bracket
Between be equipped with mutually matched snap-in structure, and concrete configuration at:
The guide rod is pressed down on, the guide rod can be clamped with second keg float by the snap-in structure, so that
Open second pressure relief opening in second closure part；
Second keg float can also the relatively described holder pivots to release the clamped condition of itself and the guide rod；
The guide rod and second keg float are in non-clamped condition, and second pressure release is closed in second closure part
Mouthful.
Inlet valve as described above, the axis direction of the diaphragm of the second switch component and the first switch component
The parallel setting of the axis direction of diaphragm, the axis direction of the diaphragm of the second switch component and the axis side of the intake antrum
To perpendicular setting.
Inlet valve as described above, the first switch component have the first back pressure cavity being connected to the intake antrum, institute
Stating valve body also has the first pressure relief opening for being connected to first back pressure cavity, and first control assembly is let out by control described first
The opening and closing of pressure mouth acts to control the diaphragm of the first switch component.
Inlet valve as described above, first control assembly include keg float component and the first lever, first lever
First end connect with the keg float component, the second end of first lever and the valve body are hinged, and first lever
Second end be equipped with the first closure part for blocking first pressure relief opening, and be configured to: first lever is in balance
First pressure relief opening is closed in state, first closure part.
It further include being set in the water tank the present invention also provides a kind of closestool flushing system, including water tank and ejection system
Inlet valve, the inlet valve be inlet valve described in any of the above embodiments, first valve port portion of the inlet valve with it is described
Water tank connection, the second valve port portion of the inlet valve is connected to the entrance of the ejection system.
Since above-mentioned inlet valve has above-mentioned technique effect, so the closestool flushing system including the inlet valve also has phase
The technical effect answered is not repeated to discuss herein.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of closestool flushing system in first embodiment；
Fig. 2 is the structural schematic diagram of inlet valve and ejection system in Fig. 1；
Fig. 3 is the structural schematic diagram of inlet valve in first embodiment provided by the present invention；
Fig. 4 is the structural schematic diagram of another angle of inlet valve shown in Fig. 3；
Fig. 5 is the perspective view of the explosion of inlet valve shown in Fig. 3；
Fig. 6 is the diagrammatic cross-section of inlet valve shown in Fig. 3；
Fig. 7 is the partial enlargement diagram of the second control assembly in Fig. 6；
Fig. 8 is the diagrammatic cross-section of another angle of inlet valve shown in Fig. 3；
Fig. 9 is the diagrammatic cross-section of the another angle of inlet valve shown in Fig. 3；
Figure 10 is the structural schematic diagram of inlet valve in second embodiment provided by the present invention；
Figure 11 is the perspective view of the explosion of inlet valve shown in Figure 10；
Figure 12 is the diagrammatic cross-section of inlet valve shown in Figure 10；
Figure 13 is the diagrammatic cross-section of another angle of inlet valve shown in Figure 10；
Figure 14 is the diagrammatic cross-section of the another angle of inlet valve shown in Figure 10.
Wherein, one-to-one relationship of the Fig. 1 into Figure 14 between component names and appended drawing reference is as follows:
Closestool pond 110, water tank 120, inlet valve 200, ejection system 300；
Valve body 210, intake antrum 211, the first water chamber 212, the second water chamber 213, the first valve port portion 214, the second valve port
Portion 215, the first pressure relief opening 216, the second pressure relief opening 217, the first plug 218, the second plug 219；
Valve deck 220；
First switch component 230, the first back pressure cavity 231, primary diaphragm 232；
Second switch component 240, the second back pressure cavity 241, secondary diaphragm 242；
First control assembly 250, floating drum component 251, the first lever 252, the first closure part 2521；
Second control assembly 260, upper bush 261, buckle 2611, lower sleeve 262, major diameter peripheral wall portion 2621, annular wall
2622, path peripheral wall portion 2623, protrusion 2624, card hole 2625, pressing sleeve 263, be delayed keg float 264, claw-like structures 2641,
Reset spring 265, be delayed cavity 266, apopore 2661, and be delayed hole 2662, the second lever 267, the second closure part 2671；
Reset spring 265 ', the second lever 267 ', the second closure part 2671 ', the second keg float 268, the first clamping portion 2681,
Guide rod 269, the second clamping portion 2691, bracket 2610；
Water inlet pipe 270, the first outlet pipeline 280, the second outlet pipeline 290.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
It is succinct with description for ease of understanding, below in conjunction with inlet valve and the closestool flushing system with the inlet valve together
Illustrate, beneficial effect part is not repeated to discuss.
Fig. 1 and Fig. 2 are please referred to, Fig. 1 is the structural schematic diagram of closestool flushing system in first embodiment；Fig. 2 be Fig. 1 in into
The structural schematic diagram of water valve and ejection system.
Closestool flushing system includes water tank 120, inlet valve 200 and ejection system 300 in water tank 120, wherein into
Water valve 200 is used for the moisturizing into water tank 120 in the case where 120 water level of water tank is lower than working water level, and ejection system 300 is used for will
Water is delivered to the communication port connecting with closestool pond 110, to clean closestool pond 110.The water inlet of ejection system 300 also come from into
Water valve 200.
Inlet valve 200 provided by the invention has the water inlet water route being connected to external water, and also there are two water outlets for tool
Water route, wherein a water outlet water route is connected to water tank 120, another water outlet water route is connected to ejection system 300, practical application
In selected by the water inlet water route and two break-make situations being discharged between water routes that control inlet valve 200 to 120 moisturizing of water tank
Or to ejection system 300 supply water, specifically, intake water route and two water outlet water routes between switchings respectively by Liang Ge mechanism Lai
It is logical between on-off switching and water inlet water route and another water outlet water route between control, i.e. water inlet water route and a water outlet water route
Disconnected switching independently controls；In such manner, it is possible to ensure the smoothness of water route switching and the consistency of switching point, prevent closestool each
Displacement differs greatly.
Specific embodiment is illustrated below to the specific structure setting of inlet valve 200 provided by the invention.
Fig. 3 to Fig. 9 is please referred to, Fig. 3 is the structural schematic diagram of inlet valve in first embodiment provided by the present invention；Fig. 4 is
The structural schematic diagram of another angle of inlet valve shown in Fig. 3；Fig. 5 is the perspective view of the explosion of inlet valve shown in Fig. 3；Fig. 6 is shown in Fig. 3
The diagrammatic cross-section of inlet valve；Fig. 7 is the partial enlargement diagram of the second control assembly in Fig. 6；Fig. 8 is inlet valve shown in Fig. 3
The diagrammatic cross-section of another angle；Fig. 9 is the diagrammatic cross-section of the another angle of inlet valve shown in Fig. 3.
In the embodiment, inlet valve 200 includes valve body 210, which has intake antrum 211, the first water chamber 212
With the second water chamber 213, wherein be connected between the first water chamber 212 and intake antrum 211 by the first valve port portion 214, second goes out
It is connected between water cavity 213 and intake antrum 211 by the second valve port portion 215.
In the embodiment, valve body 210 is connected with water inlet pipe 270, which is connected to intake antrum 211, water inlet pipe
270 for being connected to intake antrum 211 and external water, and the first water chamber 212 is connected with the first outlet pipeline 280, the first outlet pipe
Road 280 is connected to water tank 120, and the second water chamber 213 is connected with the second outlet pipeline 290, the second outlet pipeline 290 and injection system
300 connection of system.
First switch component 230 and second switch component 240 are equipped in the valve body 210.
First switch component 230 is for opening or closing the first valve port portion 214, to be connected or be truncated intake antrum 211 and the
Flow path between one water chamber 212, that is to say, that when first switch component 230 closes the first valve port portion 214, intake antrum 211
Flow path between the first water chamber 212 is truncated, and the water of intake antrum 211 can not pass through the first water chamber 212, the first outlet pipe
Road 280 flows to water tank 120, when first switch component 230 opens the first valve port portion 214, intake antrum 211 and the first water chamber
Flow path between 212 is switched on, and the water of intake antrum 211 can flow to water by the firstth water chamber 212, the first outlet pipeline 280
Case 120, with 120 moisturizing of feed-tank.
Second switch component 240 is for opening or closing the second valve port portion 215, to be connected or be truncated intake antrum 211 and the
Flow path between two water chambers 213, that is to say, that when second switch component 240 closes the second valve port portion 215, intake antrum 211
Flow path between the second water chamber 213 is truncated, and the water of intake antrum 211 can not pass through the second water chamber 213, the second outlet pipe
Road 290 flows to ejection system 300, when second switch component 240 opens the second valve port portion 215, intake antrum 211 and the second water outlet
Flow path between chamber 213 is switched on, and the water of intake antrum 211 can be drawn by the second water chamber 213, the second outlet pipeline 290 flow direction
System 300 is penetrated, in order to flushing toilet pond 110.
In the embodiment, first switch component 230 and second switch component 240 are pilot-operated type switch membrane group, pilot-operated type
Existing structure can be selected in the structure of switch membrane group, is changed by controlling its diaphragm pressure at both sides so that diaphragm deformation is realized to phase
The opening and closing of valve port is answered to control；Specifically, the diaphragm of pilot-operated type switch membrane group and corresponding valve port cooperate, under normality, two side pressure of diaphragm
Dynamic balance, diaphragm is bonded with corresponding valve port with close port, when needing to open corresponding valve port, can control so that diaphragm two sides exist
Pressure difference makes diaphragm to separate valve port Direction distortion to open valve port.
The inlet valve 200 further includes the first control assembly 250 and the second control assembly 260, wherein the first control assembly
250 act for controlling the primary diaphragm 232 of first switch component 230 to realize opening or closing for the first valve port portion 214, the
The secondary diaphragm 242 that two control assemblies 260 are used to control second switch component 240 is acted to realize opening for the second valve port portion 215
It opens or closes.
With reference to Fig. 8, in the embodiment, the port part that the first valve port portion 214 is connected to the first water chamber 212 upward, and
The port part that one valve port portion 214 is connected to the first water chamber 212 is equipped with the first plug 218, the second valve port portion 215 and the second water outlet
The port part that chamber 213 is connected to also is arranged upward, and the port part that is connected to the second water chamber 213 of the second valve port portion 215 is equipped with the
Two plugs 219, inlet valve 200 further include the valve deck 220 for blocking 210 upper end of valve body opening, correspond to the first plug on valve deck 220
218 and second plug 219 position be equipped with through-hole structure.
It, in the presence of hydraulic pressure, can be by the first plug 218 after the first valve port portion 214 is opened by first switch component 230
It jacks up, the first plug 218 blocks the correspondence through-hole structure of valve deck 220, and the water of intake antrum 211 can only pass through the first valve port portion 214
It is flowed out through the first water chamber 212 from the first outlet pipeline 280；After the second valve port 215 is opened by second switch component 240,
Under the action of hydraulic pressure, the second plug 219 can be jacked up, the second plug 291 blocks the correspondence through-hole structure of valve deck 220, intake antrum
211 water can only be flowed out through the second water chamber 213 from the second outlet pipeline 290 by the second valve port portion 215.
Specifically, first switch component 230 has the first back pressure cavity 231 being connected to intake antrum 211, valve body 210 also has
There is the first pressure relief opening 216 for being connected to first back pressure cavity 231, the first control assembly 250 is especially by the first pressure relief opening 216 of control
Opening and closing come control first switch component 230 primary diaphragm 232 act.
In the embodiment, the first control assembly 250 can select keg float water level control component, including 251 He of keg float component
First lever 252, wherein the first end of the first lever 252 is connect with keg float component 251, the second end and valve of the first lever 252
Body 210 is hinged, and the second end of the first lever 252 is equipped with the first closure part 2521 for blocking the first pressure relief opening 216, and matches
Be set to: under normality, the first pressure relief opening 216 is closed in the first closure part 2521 of the first lever 252, and normality herein refers to water tank
120 water levels are normal, and keg float component 251 is by buoyancy, so that the first lever 252 is in equilibrium state, the first closure part 2521
Close the first pressure relief opening 216.
First control assembly 250 changes to control the opening and closing of the first pressure relief opening 216 with specific reference to 120 inner storing water amount of water tank,
To control the opening and closing of first switch component 230.
Specifically, when the water storage in water tank 120 is in full water bit line, keg float component 251 is made the first thick stick by water buoyancy effect
Bar 252 is in equilibrium state, and the first pressure relief opening 216, the primary diaphragm of first switch component 230 are closed in the first closure part 2521
The primary diaphragm 232 of 232 pressure at both sides balance, first switch component 230 closes the first valve port portion 214, intake antrum 211 and water tank
Flow path between 120 is cut off；When rinsing closestool, the water storage in water tank 120 is transported to closestool pond 110, water in water tank 120
Position decline, after water level drops to predetermined depth, keg float component 251 loses water buoyancy effect, and keg float component 251 is under the effect of gravity
Decline drives the first end of the first lever 252 to decline together, so that the second end of the first lever 252 is rotated relative to valve body 210,
To which the first pressure relief opening 216 is opened in the first closure part 2521, the pressure in the first back pressure cavity 231 of first switch component 230 subtracts
Small, primary diaphragm 232 is mobile to the direction far from the first valve port portion 214 under differential pressure action and opens the first valve port portion 214, leads
Logical intake antrum 211 and the first water chamber 212, make external water pass through intake antrum 211, the first water chamber 212 and the first outlet pipe
Road 280 flows into water tank 120,120 moisturizing of feed-tank；After the rising of 120 water level line of water tank, keg float component 251 is by buoyancy
Rise, drive the first lever 252 to act together, turn off the first pressure relief opening 216, be truncated intake antrum 212 and the first water chamber 212 it
Between flow path.
In specific scheme, keg float component 251 can select double keg float structures.
Specifically, the second back pressure cavity 241 that there is second switch component 240 intake antrum 211 to be connected to, valve body 210 also have
The second pressure relief opening 217 being connected to the second back pressure cavity 241, the second control assembly 260 is especially by the second pressure relief opening 217 of control
It opens and closes to control the secondary diaphragm 242 of second switch component 240 and act.
In the embodiment, the second control assembly 260 specifically selects time-delay reset structure, including delay sleeve assembly, pressing
Sleeve 263, delay keg float 264 and reset spring 265, wherein delay sleeve assembly and valve body 210 are relatively fixed.
In the program, delay sleeve assembly specifically includes relatively-stationary upper bush 261 and lower sleeve 262, presses sleeve
263 specific slidings are plugged in upper bush 261, are pressed and are formed delay cavity between the lower end of sleeve 263 and delay sleeve assembly
266, it presses and is additionally provided with return springs, specially reset spring 265 between sleeve 263 and delay sleeve assembly；It is appreciated that
Pressing sleeve 263 can slide up and down in upper bush 261, to change the volume of delay cavity 266.
The bottom of delay cavity 266 has apopore 2661, and the peripheral wall of delay cavity 266 has delay hole 2662, is delayed
Keg float 264 is slideably positioned in the bottom of delay cavity 266 to open and close apopore 2661.It should be noted that under normality, delay
Keg float 264 is closed apopore 2661 by water buoyancy effect relative time delay cavity 266 floating, when delay 264 stress of keg float is opposite
Delay cavity 266 openable apopore 2261 when moving down.
Second control assembly further includes the second lever 267, and the first end of the second lever 267 is connect with pressing sleeve 263, the
The second end and valve body 210 of two levers 267 are hinged, and the second end of the second lever 267 is equipped with for blocking the second pressure relief opening 217
The second closure part 2671, and be configured to: the second lever 267 is in equilibrium state, and the second pressure release is closed in the second closure part 2671
Mouth 217.
In practical application, under normality, the second lever 267 is in equilibrium state, and the second pressure release is closed in the second closure part 2671
Mouth 217,242 pressure at both sides of the secondary diaphragm balance of second switch component 240, secondary diaphragm 242 close the second valve port portion 215,
Flow path between intake antrum 211 and ejection system 300 is cut off.
When needing to wash by water, pressing sleeve 263 is pressed down on, pressing sleeve 263 moves down, and the first of the second lever 267
End declines with pressing sleeve 263, so that the second end of the second lever 267 is rotated relative to valve body 210, thus the second closure part
2671 open the second pressure relief opening 217, and the pressure in the second back pressure cavity 241 of second switch component 240 reduces, second switch component
240 secondary diaphragm 240 is mobile to the direction far from the second valve port portion 215 under differential pressure action and opens the second valve port portion 215,
Intake antrum 211 and the second water chamber 213 is connected, makes the water in intake antrum 211 can be by the second water chamber 213 and the second outlet pipe
Road 290 flows to ejection system 300, to rinse closestool pond 110.
After pressing sleeve 263 is pressed, pressing 263 relative time delay sleeve assembly of sleeve is moved down, so that delay cavity
266 volume reduces, and in the process, reset spring 265 is compressed, under the action of water pressure, delay keg float 264 move down and
Apopore 2661 is opened, the water being delayed in cavity 266 is discharged from bottom apopore 2661, later, because delay keg float 264 is floating by water
The effect of power can float and close apopore 2661, at this point, generate negative pressure in delay cavity 266, the water in water tank 120 can only be from
Be delayed the inflow of hole 2662 delay cavity 266, makes 265 return of reset spring, after water level is lower than delay hole 2662 in water tank 120,
Air can enter delay cavity 266 from delay hole 2662, so that the rapid return of reset spring 265, drives pressing sleeve 263 multiple
The stream between intake antrum 211 and the second outlet pipeline 290 is truncated so that the second pressure relief opening 217 is closed in the second closure part 2671 in position
Road.
In the embodiment, the axis direction for the sleeve assembly that is delayed is substantially parallel with the axis direction of water inlet pipe 270, specifically
, the upper bush 261 for the sleeve assembly that is delayed is fixedly connected with water inlet pipe 270, to make the phase of delay sleeve assembly and valve body 210
Position is fixed.
In the embodiment, upper bush 261 is relatively fixed especially by the mode of clamping with lower sleeve 262, easy for installation.
Specifically, lower sleeve 262 includes the annular wall of both major diameter peripheral wall portion 2621, path peripheral wall portion 2623 and connection
2622, major diameter peripheral wall portion 2621 upwardly extends to be formed along the periphery wall of annular wall 2622, and path peripheral wall portion 2623 is along annular wall
The internal perisporium in portion 2622 is downwardly extending.
The upper end of the major diameter peripheral wall portion 2621 of lower sleeve 262 is circumferentially arranged with several protrusions 2624 upwardly extended, respectively
Protrusion 2624 has card hole 2625, and the peripheral wall of upper bush 261 is equipped with the buckle 2611 cooperated with each card hole 2625, upper bush
After 261 lower end is plugged in major diameter peripheral wall portion 2621, each buckle 2611 can be caught in corresponding card hole 2625, realize upper bush
261 and lower sleeve 262 clamping engagement.
Certainly, when actual setting, the setting position of buckle and card hole can be exchanged, and counter structure accordingly adjusts, as long as energy
Enough realize the clamping engagement of upper bush 261 and lower sleeve 262.
Specifically, sealing ring can be set at the inserting cooperation of upper bush 261 and major diameter peripheral wall portion 2621.
Wherein, the annular wall 2622 of lower sleeve 262 is additionally provided with the annular ridge 2626 to raise upward, reset spring 265
Lower end specifically abutted against with annular wall 2622, annular ridge 2626 plays position-limiting action to the lower end of reset spring 265.It is small
The lower ending opening of diameter peripheral wall portion 2623 forms the apopore 2661 of aforementioned delay 266 bottom of cavity.
In the program, aforementioned delay hole 2662 is specifically formed in the upper end of path peripheral wall portion 2623.It is appreciated that actually setting
When setting, delay hole 2662 can be set as needed at other peripheral walls of delay cavity 266.
In specific scheme, the lower end of path peripheral wall portion 2623 is bent to form bending part radially inward, and be delayed keg float 264
Upper end be claw-like structures 2641, claw-like structures 2641 can be overlapped in bending part, in order to avoid delay keg float 264 is detached from delay cavity
266；It is appreciated that delay keg float 264 is floated up by the effect of water buoyancy, and main body blocks path peripheral wall portion under normality
2623 lower ending opening, to close the apopore 2661 of delay cavity 266, when delay 264 stress of keg float overcomes water buoyancy downward
When mobile, claw-like structures 2641 are overlapped in the bending part of 2623 lower end of path peripheral wall portion, while opening apopore 2661
Prevent delay keg float 264 from falling.
In the embodiment, axis direction and the first switch component 230 of the secondary diaphragm 242 of second switch component 240
The perpendicular setting of the axis direction of primary diaphragm 232, while the axis direction phase of the axis of secondary diaphragm 242 and intake antrum 211
It is arranged in parallel.So set, 210 volume of valve body can be reduced to a certain extent.
Wherein, the axis direction of diaphragm can be understood as and the consistent direction of the deformation direction of diaphragm.
When specific setting, the first water chamber 212 so that with valve body 210 is designed by the structure to each chamber of valve body 210
The first outlet pipeline 280 for being directly connected to, the second outlet pipeline 290 being directly connected to the second water chamber 213 and with water inlet
The axis for the water inlet pipe 270 that chamber 211 connects is arranged in parallel.In this way, both dependency structure is facilitated to arrange, it also can be in certain journey
Reduce the overall volume of inlet valve 200 on degree.
Figure 10 to Figure 14 is please referred to, Figure 10 is the structural schematic diagram of inlet valve in second embodiment provided by the present invention；Figure
11 be the perspective view of the explosion of inlet valve shown in Figure 10；Figure 12 is the diagrammatic cross-section of inlet valve shown in Figure 10；Figure 13 is Figure 10 institute
Show the diagrammatic cross-section of another angle of inlet valve；Figure 14 is the diagrammatic cross-section of the another angle of inlet valve shown in Figure 10.
The structure composition for the inlet valve 200 that the embodiment provides is similar with aforementioned first embodiment, in the embodiment, water inlet
Valve 200 also includes valve body 210, and valve body 210 also has intake antrum 211, the first water chamber 212 and the second water chamber 213, intake antrum
211 are connected to by the first valve port portion 214 with the first water chamber 212, are connected to by the second valve port portion 215 with the second water chamber 213.
In the embodiment, valve body 210 designs for separate structure, specifically includes valve body, the first valve chamber and the second valve chamber
Body, wherein intake antrum 211, the first valve port portion 214 and the second valve port portion 215 are formed in valve body, the first valve port portion 214 and
The water outlet port in two valve port portions 215 is arranged upward, and the first water chamber 212 is formed in the first valve chamber, 213 shape of the second water chamber
At in the second valve chamber, the first valve chamber and the water outlet with the first valve port portion 214 and the second valve port portion 215 respectively of the second valve chamber
End cooperation.
The water outlet port in the first valve port portion 214 is equipped with the first plug 218, and the first valve chamber corresponds to the first plug 218
Position is equipped with through-hole, after the first valve port portion 214 is opened by first switch component 230, in the presence of hydraulic pressure, can block up first
First 218 jack up, and the first plug 218 blocks the correspondence through-hole of the first valve chamber, and the water of intake antrum 211 can only pass through the first valve port portion
214 flow out through the first water chamber 212 from the first outlet pipeline 280.
The water outlet port in the second valve port portion 215 is equipped with the second plug 219, and the second valve chamber corresponds to the second plug 219
Position is equipped with through-hole, after the second valve port portion 215 is opened by second switch component 240, in the presence of hydraulic pressure, can block up second
First 219 jack up, and the second plug 219 blocks the correspondence through-hole of the second valve chamber, and the water of intake antrum 211 can only pass through the second valve port portion
215 flow out through the second water chamber 213 from the second outlet pipeline 290.
First switch component 230 and second switch component 240 are equipped in valve body 210, the two is also set as pilot-operated type switch
Film group, inlet valve 200 further include the first control assembly 250 and the second control assembly 260；Wherein, the first control assembly 250 passes through
The primary diaphragm 232 of control first switch component 230 acts the opening and closing to realize the first valve port portion 214, the second control assembly 260
By controlling the movement of secondary diaphragm 242 of second switch component 240 to realize the opening and closing in the second valve port portion 215.
In the embodiment, the first back pressure cavity 231 that first switch component 230 is also connected to intake antrum 211, valve body 210
With the first pressure relief opening 216 for being connected to first back pressure cavity 231, the first control assembly 250 is especially by controlling the first pressure relief opening
216 opening and closing acts to control the primary diaphragm 232 of first switch component 230.
First control assembly 250 also uses keg float water level control component, basic structure composition and the connection with valve body 210
Matching relationship is similar with aforementioned first embodiment, and details are not described herein again.
In the embodiment, second switch component 240 also has the second back pressure cavity 241 being connected to intake antrum 211, valve body
210 also have the second pressure relief opening 217 being connected to the second back pressure cavity 241, and the second control assembly 260 is let out especially by control second
The opening and closing of pressure mouth 217 acts to control the secondary diaphragm 242 of second switch component 240.
The structure of second control assembly 260 is different from aforementioned first embodiment, in the embodiment, the second control assembly 260
Keg float control structure is specifically used, specifically, the second control assembly 260 includes the second lever 267 ', the second keg float 268 and guide rod
269, wherein the upper end of the first end connection guide 269 of the second lever 267 ', the second end and valve body 210 of the second lever 267 '
Hingedly, and the second end of the second lever 267 ' is equipped with the second closure part 2671 ' for blocking the second pressure relief opening 217.
Valve body 210 is also fixedly connected with bracket 2610, and the second keg float 268 and bracket 2610 are hinged, and the lower end of guide rod 269 is sliding
It is dynamic to be plugged in bracket 2610, and return springs are equipped between guide rod 269 and bracket 2610, reset spring specifically can be selected
265 ', between guide rod 269 and the second keg float 268 be equipped with mutually matched snap-in structure, and concrete configuration at:
Guide rod 269 is pressed down on, guide rod 269 can be mutually clamped with the second keg float 268 by snap-in structure, so that second
Open the second pressure relief opening 217 in closure part 2671 '；
Second keg float 268 can also be rotated relative to bracket 2610 to release the clamped condition of itself and guide rod 269；
Guide rod 269 and the second keg float 268 are in non-clamped condition, and the second pressure relief opening 217 is closed in the second closure part 2671 '.
In practical application, before bath, 120 water level of water tank is in working water level, and guide rod 269 is in non-with the second keg float 268
The second pressure relief opening 217,242 liang of side pressures of secondary diaphragm of second switch component 240 are closed in clamped condition, the second closure part 2671 '
Dynamic balance, secondary diaphragm 242 close the second valve port portion 215, and the flow path between intake antrum 211 and ejection system 300 is cut off.
Second keg float 268 is in equilbrium position by water buoyancy effect.
When needing to wash by water, guide rod 269 is pressed down on, is clamped guide rod 269 and the second keg float 268 by snap-in structure, the
The first end of two levers 267 ' declines with guide rod 269, so that the second end of the second lever 267 ' is rotated relative to valve body 210,
Pressure to make the second closure part 2671 ' open the second pressure relief opening 217, in the second back pressure cavity 241 of second switch component 240
Reduce, the secondary diaphragm 242 of second switch component 240 it is mobile to the direction far from the second valve port portion 215 under differential pressure action and
The second valve port portion 215 is opened, intake antrum 211 and the second water chamber 213 is connected, go out the water in intake antrum 211 can by second
Water cavity 213 and the second outlet pipeline 290 flow to ejection system 300, to rinse closestool pond 110.
After downward push guide rod 269 is clamped guide rod 269 and the second keg float 268, answering between guide rod 269 and bracket 2610
Position spring 265 ' is compressed, in water-rinsing process, when 120 water level decreasing of water tank to the second 268 or less keg float, and the second keg float 268
Water buoyancy effect is lost, is rotated under self gravitation effect relative to bracket 2610, and unlocks the clamping of itself and guide rod 269, is unlocked
Afterwards, guide rod 269 rises return under the reset response of reset spring 265 ', drives the second end return of the second lever 267 ', makes
It obtains the second closure part 2671 ' and closes the second pressure relief opening 217, the flow path between intake antrum 211 and the second outlet pipeline 290 is truncated.
Obviously, after the hinged design of the second keg float 268 and bracket 2610 makes 268 loss of buoyance of the second keg float, Neng Gouchao
The direction being clamped with guide rod 269 is released to rotate.
In conjunction with Figure 10, Figure 13 and Figure 14, bracket 2610 includes the bottom plate positioned at 268 lower section of the second keg float, and guide rod 269 is specific
Sliding is plugged in bottom plate, and guide rod 269 is located at the appropriate location above bottom plate with radially protruding part, and reset spring 265 ' specifically may be used
It is connected between the radially protruding part of guide rod 269 and the bottom plate of bracket 2610.
In diagram, the second keg float 268 is located at the leftward position of guide rod 269, is set on the bottom plate of bracket 2610 there are two otic placode,
Second keg float 268 is equipped with interconnecting piece, and the second keg float 268 is especially by the pin shaft and bracket 2610 for passing through two otic placodes and interconnecting piece
Hingedly, in diagram, the second keg float 268 is hinged close to the side of guide rod 269 and bracket 2610, rotary centerline and guide rod 269
It is axial perpendicular.
Second keg float 268 is equipped with the first clamping portion 2681 close to the side of guide rod 269, and guide rod 269 is close to the second keg float 268
Side be equipped with the second clamping portion 2691, as shown in figure 14, the second keg float 268 is in clamped condition with guide rod 269 in Figure 14, can
To understand, when the second keg float 268 is not acted on by water buoyancy, only by gravity when, since the second keg float 268 is close to guide rod 269
Side and bracket 2610 it is hinged, so under the effect of gravity, the other side of the second keg float 268 can rotate down, to make the
First clamping portion 2681 of two keg floats 268 and the second clamping portion 2691 of guide rod 269 are detached from, and then guide rod 269 can reset
It is resetted under the reset response of spring 265 '.
In the embodiment, axis direction and the first switch component 230 of the secondary diaphragm 242 of second switch component 240
The parallel setting of the axis direction of primary diaphragm 232, at the same the axis direction of the secondary diaphragm 242 of second switch component 240 with
The perpendicular setting of the axis direction of intake antrum 211, the more compact structure of such inlet valve 200.
The closestool flushing system to inlet valve provided by the present invention and with the inlet valve has carried out detailed Jie above
It continues.Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only
It is to be used to help understand method and its core concept of the invention.It should be pointed out that for those skilled in the art
For, it without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention, these improve and repair
Decorations are also fallen within the protection scope of the claims of the present invention.
Claims (10)
1. being used for the inlet valve of closestool flushing system, including valve body, which is characterized in that there is the valve body intake antrum, first to go out
Water cavity and the second water chamber are connected between first water chamber and the intake antrum by the first valve port portion, and described second goes out
It is connected between water cavity and the intake antrum by the second valve port portion；
First switch component and second switch component are equipped in the valve body, the first switch component is for opening or closing institute
The first valve port portion is stated to be connected or be truncated the flow path between the intake antrum and first water chamber；The second switch component
The flow path between the intake antrum and second water chamber is connected or is truncated for opening or closing second valve port portion.
2. inlet valve according to claim 1, which is characterized in that the first switch component and the second switch component
It is pilot-operated type switch membrane group；It further include the first control assembly and the second control assembly, first control assembly is for controlling
The diaphragm movement of the first switch component is to open or close first valve port portion, and second control assembly is for controlling
The diaphragm of the second switch component is acted to open or close second valve port portion.
3. inlet valve according to claim 2, which is characterized in that the second switch component has to be connected with the intake antrum
The second logical back pressure cavity, the valve body also have the second pressure relief opening for being connected to second back pressure cavity, second control assembly
The diaphragm movement of the second switch component is controlled by controlling the opening and closing of second pressure relief opening.
4. inlet valve according to claim 3, which is characterized in that second control assembly include delay sleeve assembly,
Be delayed keg float and pressing sleeve, and the delay sleeve assembly and the valve body are relatively fixed；
The pressing sleeve sliding is plugged in the delay sleeve assembly, forms delay cavity, the delay cavity between the two
Bottom there is apopore, the peripheral wall of the delay cavity has delay hole, and the delay keg float is slideably positioned in the delay
To open and close the apopore in cavity, return springs are additionally provided between the pressing sleeve and the delay sleeve assembly；
Second control assembly further includes the second lever, the first end of second lever and the pressing sleeve connection, institute
Second end and the valve body for stating the second lever are hinged, and the second end of second lever is equipped with and lets out for blocking described second
Press the second closure part of mouth, and be configured to: second lever is in equilibrium state, and second closure part closes described second
Pressure relief opening.
5. inlet valve according to claim 3, which is characterized in that the axis direction of the diaphragm of the second switch component with
The perpendicular setting of axis direction of the diaphragm of the first switch component, the axis direction of the diaphragm of the second switch component with
The parallel setting of the axis direction of the intake antrum.
6. inlet valve according to claim 3, which is characterized in that second control assembly includes the second lever, second
Keg float and guide rod, the first end of second lever connect the upper end of the guide rod, the second end of second lever with it is described
Valve body is hinged, and the second end of second lever is equipped with the second closure part for blocking second pressure relief opening；
The valve body is fixedly connected with bracket, and second keg float and the bracket are hinged, and inserting is slided in the lower end of the guide rod
In the bracket, and return springs are equipped between the guide rod and the bracket, between the guide rod and second keg float
Equipped with mutually matched snap-in structure, and concrete configuration at:
The guide rod is pressed down on, the guide rod can be clamped with second keg float by the snap-in structure, so that described
Open second pressure relief opening in the second closure part；
Second keg float can also the relatively described holder pivots to release the clamped condition of itself and the guide rod；
The guide rod and second keg float are in non-clamped condition, and second pressure relief opening is closed in second closure part.
7. inlet valve according to claim 6, which is characterized in that the axis direction of the diaphragm of the second switch component with
The parallel setting of axis direction of the diaphragm of the first switch component, the axis direction of the diaphragm of the second switch component with
The perpendicular setting of the axis direction of the intake antrum.
8. according to the described in any item inlet valves of claim 2-7, which is characterized in that the first switch component have with it is described
First back pressure cavity of intake antrum connection, the valve body also have the first pressure relief opening for being connected to first back pressure cavity, and described first
Control assembly is acted by controlling the opening and closing of first pressure relief opening to control the diaphragm of the first switch component.
9. inlet valve according to claim 8, which is characterized in that first control assembly includes keg float component and first
Lever, the first end of first lever are connect with the keg float component, and the second end of first lever and the valve body are cut with scissors
It connects, and the second end of first lever is equipped with the first closure part for blocking first pressure relief opening, and is configured to: described
First lever is in equilibrium state, and first pressure relief opening is closed in first closure part.
10. closestool flushing system, including water tank and ejection system, which is characterized in that further include the water inlet in the water tank
Valve, the inlet valve be the described in any item inlet valves of claim 1-9, first valve port portion of the inlet valve with it is described
Water tank connection, second valve port portion of the inlet valve is connected to the entrance of the ejection system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910425609.6A CN110056055B (en) | 2019-05-21 | 2019-05-21 | Water inlet valve and toilet bowl flushing system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910425609.6A CN110056055B (en) | 2019-05-21 | 2019-05-21 | Water inlet valve and toilet bowl flushing system with same |
Publications (2)
| Publication Number | Publication Date |
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| CN110056055A true CN110056055A (en) | 2019-07-26 |
| CN110056055B CN110056055B (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910425609.6A Active CN110056055B (en) | 2019-05-21 | 2019-05-21 | Water inlet valve and toilet bowl flushing system with same |
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| CN (1) | CN110056055B (en) |
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| CN111088833A (en) * | 2020-01-06 | 2020-05-01 | 喻建荣 | Toilet flushing accessory |
| CN111719651A (en) * | 2020-07-13 | 2020-09-29 | 厦门恩沐智能科技有限公司 | Water inlet device |
| CN111827423A (en) * | 2020-07-23 | 2020-10-27 | 厦门恩沐智能科技有限公司 | Toilet flushing device |
| WO2022016459A1 (en) * | 2020-07-23 | 2022-01-27 | 厦门恩沐智能科技有限公司 | Toilet flushing apparatus |
| WO2024037620A1 (en) * | 2022-08-18 | 2024-02-22 | 厦门科牧智能技术有限公司 | Distribution valve having external pressure relief waterway, and toilet flushing system and toilet |
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|---|---|
| CN110056055B (en) | 2021-05-25 |
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