CN205712374U - A kind of drain valve - Google Patents
A kind of drain valve Download PDFInfo
- Publication number
- CN205712374U CN205712374U CN201620228814.5U CN201620228814U CN205712374U CN 205712374 U CN205712374 U CN 205712374U CN 201620228814 U CN201620228814 U CN 201620228814U CN 205712374 U CN205712374 U CN 205712374U
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- spool
- valve body
- inner cavity
- cavity chamber
- drain valve
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Abstract
This utility model provides a kind of drain valve, including: valve body, the bottom of this valve body is provided with discharge outlet；First spool, this first spool is arranged in this valve body, and in order to open or close this discharge outlet, this valve body is separated into inner cavity chamber and exocoel by this first spool；This first spool is provided with the outlet communicated with this discharge outlet；Second spool, this second spool is positioned at this inner cavity chamber, in order to open or close the outlet of this first spool；Lifting parts, one end is connected with this second spool, and these lifting parts are additionally provided with buoyancy aid, and this buoyancy aid utilizes buoyancy to assist this second spool of this lifting members uplift.Drain valve of the present utility model tool comes relative to traditional drain valve, has and realizes the drainage effect identical with conventional discharge valve with less lifting stroke, uses light, advantage efficiently, improves the comfort of user.
Description
Technical field
This utility model relates to bathroom field, more particularly to a kind of drain valve.
Background technology
Modern society, water closet has been widely applied in daily life.Cistern is pacified
Equipped with the drain valve rinsed for draining.Traditional drain valve uses mechanical lever-type structure mostly, this knot
Structure needs to press the button or swing handle in use, makes leverage action mention pull bar, and then opens
Spool realizes draining.The drain valve lifting stroke length of this structure is relatively big, typically at about 20mm.If
Spool is relatively big, such as 3 cun of drain valves, it will cause lifting stroke long, user can feel when using by
Press or stir laborious, comfort index decreased.
Utility model content
In order to solve the problems referred to above, overcoming deficiency of the prior art, this utility model provides a kind of row
Water valve, including:
Valve body, the bottom of valve body is provided with discharge outlet；
First spool, the first spool is arranged in valve body, in order to open or close discharge outlet, the first spool
Valve body is separated into inner cavity chamber and exocoel；First spool is provided with the outlet communicated with discharge outlet；
Second spool, the second spool is positioned at inner cavity chamber, in order to open or close the outlet of the first spool；
Lifting parts, its one end is connected with the second spool, and lifting parts are additionally provided with buoyancy aid, buoyancy aid profit
Lifting members uplift the second spool is assisted with buoyancy.
By such structure so that inner cavity chamber becomes the chamber of a basic Guan Bi so that at drain valve
Under the resting state closed, the pressure of the water in inner cavity chamber is equal to the pressure of exterior thereto.
It is preferred that the first spool is hollow object, can there be taper or the bowl of variform, such as hollow
Shape or T-shaped, as long as the first spool can be made to move up and down in valve body, the first spool can be by valve body
Internal cavity is separated into inner cavity chamber and the exocoel of basic Guan Bi.
Further, lift this lifting parts, drive second spool the first make position when first closure
To the first open position opening outlet so that the water in inner cavity chamber is discharged, the second spool is by downwards
Water pressure reduce, make the second spool under the buoyancy of buoyancy aid automatically rise to limit height；First
Spool is reduced also from the second Guan Bi of first closure discharge outlet by downward water pressure when inner cavity chamber's draining
Position floats to fully open the second open position of discharge outlet, drain valve draining automatically；
Second spool maximum lifting stroke h from the first make position to the first open position is less than the
One spool range H from the second make position to the second open position.
The buoyancy of described buoyancy aid is more than lifting parts and second spool gravity in water, less than described water outlet
Making a concerted effort of gravity that under mouthful closure state, described lifting parts and the second spool are subject to and water pressure.
Further, the sidewall of valve body has draining window, make the exocoel of the water outside valve body and valve body
Communicate；When the first spool floats and opens discharge outlet, the water outside valve body passes through draining window from discharge outlet stream
Go out.
Further, inner cavity chamber is provided with moisturizing passage, makes the water outside inner cavity chamber enter inner cavity chamber.
Further, moisturizing passage is the gap between the first spool and body wall, and the water outside valve body leads to
Cross draining window to enter after valve body exocoel from the gap into inner cavity chamber.
By such structure, on the one hand, under the resting state that drain valve is closed, the second spool is subject to
The pressure that water is downward in buoyancy, inner cavity chamber of buoyancy aid, lifting parts and the gravity of self, make a concerted effort to
Under, the second spool Guan Bi outlet, the first spool closes under the pressure and self gravitation effect of inner cavity chamber
Discharge outlet；When lifting the second spool to the first open position, the water in inner cavity chamber is quickly discharged, outside
Water in water tank enters inner cavity chamber, owing to its drainage speed is remote by supplementing after draining window and moisturizing passage
Much larger than water intake velocity, the pressure in such inner cavity chamber reduces rapidly so that the second spool be subject to
Under force value be greatly reduced so that the second spool is by bigger making a concerted effort upwards, automatically float to limit
Fixed height and position；On the other hand, the first spool is after the second spool is opened, owing to the water of inner cavity chamber is rapid
Discharging from discharge outlet, the water pressure of the upper surface acting on the first spool in inner cavity chamber reduces rapidly, and first
The original interior exocoel hydraulic balance state of spool is broken, at it by the water pressure upwards of exocoel
With under buoyancy, overcoming the gravity of self, what it was subject to makes a concerted effort upwards, can automatically float and open the row of valve body
The mouth of a river, reaches maximum Lift H；The second spool is made to reach the Lift H of setting and open
Much smaller than the lifting stroke of conventional discharge valve, (traditional drain valve carries lifting stroke h required for discharge outlet
Draw stroke, H=h), user feels convenient when using.
It is preferred that buoyancy aid is in the bowl-shape or light foam that Open Side Down.
By such structure, when buoyancy aid is in water, the buoyancy that the internal air retained makes buoyancy aid be subject to
Bigger.
It is preferred that lifting parts are shaft-like, a through hole is arranged at the top of valve body, and the bar portion of lifting parts is from logical
Hole passes；
It is preferred that the top of valve body is provided with multiple water hole, the water outside valve body is made to enter inner cavity chamber.
By such structure, it is possible to the water outside regulation valve body enters the speed of inner cavity chamber.Water outside valve body
Except being entered in addition to inner cavity chamber by moisturizing passage, it is also possible to by water hole and valve top and bar
The through hole that shape lifting parts coordinate enters inner cavity chamber.By adjusting the quantity of water hole, size, distribution
Deng the moisturizing speed that just can correspondingly regulate inner cavity chamber.
It is preferred that H is 20-30mm, h is 4-10mm.
The concrete numerical value of H can adjust according to the physical dimension of drain valve, as long as enabling to the first valve
When core is lifted up, discharge outlet fully opens.Equally, the concrete numerical Design personnel of h can basis
The structure of drain valve is adjusted.
Further, the lateral wall of the first spool is provided with the first sealing member, in order to seal discharge outlet；The
The lateral wall of two spools is provided with the second sealing member, in order to seal the mouth of a river.
First sealing member and the second sealing member are rubber blanket.
Drain valve of the present utility model tool comes relative to traditional drain valve, has with less lifting stroke
Realize the drainage effect identical with conventional discharge valve, use light, advantage efficiently, improve user
Comfort.
Accompanying drawing explanation
Fig. 1 be a preferred embodiment of the present utility model drain valve in off position under structural representation
Figure；
Fig. 2 is that drain valve second spool of a preferred embodiment of the present utility model structure when opening is shown
It is intended to；
Fig. 3 is the drain valve structural representation in the on-state of a preferred embodiment of the present utility model
Figure；
Fig. 4 is that drain valve second spool in the on-state of a preferred embodiment of the present utility model closes
Structural representation during conjunction；
Fig. 5 is the perspective view of the drain valve of a preferred embodiment of the present utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing pair
Each embodiment of the present utility model is explained in detail.But, those of ordinary skill in the art can
To understand, in each embodiment of the present utility model, in order to make reader be more fully understood that, the application carries
Many ins and outs are gone out.But, even if there is no these ins and outs and based on following embodiment
Many variations and amendment, it is also possible to realize the application each claim technical scheme required for protection.
This utility model is introduced below in conjunction with accompanying drawing.
A preferred embodiment of the present utility model provides a kind of drain valve, as it is shown in figure 1, valve body 5,
The bottom of valve body 5 is provided with discharge outlet K2；First spool 4, the first spool 4 is arranged in valve body 5, in order to
Opening or closing discharge outlet K2, valve body 5 is separated into inner cavity chamber A and exocoel B by the first spool 4；The
One spool 4 is provided with the outlet K1 communicated with discharge outlet K2；Second spool 1, the second spool 1 is positioned at
In chamber A, in order to open or close the outlet K1 of the first spool 4；Lifting parts 2, its one end with
Second spool 1 is connected, and lifting parts 2 are additionally provided with buoyancy aid 3, and buoyancy aid 3 utilizes buoyancy to assist lifting
Parts 2 promote the second spool 1.
By such structure so that inner cavity chamber becomes the chamber of a basic Guan Bi so that at drain valve
Under the resting state closed, the pressure of the water in inner cavity chamber is equal to the pressure of exterior thereto.
It is preferred that the first spool 4 is hollow object, can there be the taper of variform, such as hollow, bowl
Shape or T-shaped, as long as the first spool 4 can be made to move up and down in valve body 5, the first spool 4 energy
Cavity within valve body 5 is separated into inner cavity chamber A and exocoel B of basic Guan Bi.
As in figure 2 it is shown, lift this lifting parts 2, the second spool 1 is driven to close from the first of first closure
Close position C1 to the first open position O1 opening outlet K1 so that the water in inner cavity chamber A is discharged,
Second spool 1 is reduced by downward water pressure, make the second spool 1 under the buoyancy of buoyancy aid 3 from
Dynamic rising to limits height；As it is shown on figure 3, the first spool 4 when inner cavity chamber's A draining by downward
Water pressure reduction also floats to fully open from the second closed position C 2 of first closure discharge outlet K2 automatically
Second open position O2 of discharge outlet K2, drain valve draining；
Second spool 1 maximum lifting stroke between first closed position C the 1 to the first open position O1
H is less than first spool 4 range H between second closed position C the 2 to the second open position O2.
There is on the sidewall of valve body 5 draining window 52, make exocoel B of the water outside valve body 5 and valve body 5
Communicate；When the first spool 4 floats and opens discharge outlet K2, the water outside valve body 5 passes through draining window 52
Flow out from discharge outlet K2.
Inner cavity chamber A is provided with moisturizing passage, makes the water outside inner cavity chamber enter inner cavity chamber A；
As shown in Figure 1 and Figure 5, moisturizing passage is the gap between the first spool 4 and valve body 5 sidewall,
Water outside valve body 5 enters after exocoel B of valve body 5 in moisturizing passage enters into by draining window 52
Chamber A.
The buoyancy of described buoyancy aid is more than lifting parts and second spool gravity in water, less than described water outlet
Making a concerted effort of gravity that under mouthful closure state, described lifting parts and the second spool are subject to and water pressure.
By such structure, on the one hand, under the resting state that drain valve is closed, the second spool is subject to
The pressure that water is downward in buoyancy, inner cavity chamber of buoyancy aid, lifting parts and the gravity of self, make a concerted effort to
Under, the second spool Guan Bi outlet, the first spool closes under the pressure and self gravitation effect of inner cavity chamber
Discharge outlet；When lifting the second spool to the first open position, the water in inner cavity chamber is quickly discharged, outside
Water in water tank enters inner cavity chamber, owing to its drainage speed is remote by supplementing after draining window and moisturizing passage
Much larger than water intake velocity, the pressure in such inner cavity chamber reduces rapidly so that the second spool be subject to
Under force value be greatly reduced, the buoyancy of buoyancy aid more than lifting parts and second spool gravity in water, from
And make the second spool by bigger making a concerted effort upwards, automatically float to the height and position limited；On the other hand,
First spool is after the second spool is opened, owing to the water of inner cavity chamber is discharged from discharge outlet rapidly, in inner cavity chamber
The water pressure of the upper surface acting on the first spool reduces rapidly, the first original interior exocoel hydraulic pressure of spool
Poised state is broken, at it by, under the water pressure upwards of exocoel and buoyancy, overcoming the weight of self
Power, what it was subject to makes a concerted effort upwards, can automatically float and open the discharge outlet of valve body, and the unlatching reaching maximum is high
Degree H；The first spool is made to reach the Lift H of setting and open the lifting stroke h required for discharge outlet
Much smaller than the lifting stroke (the lifting stroke of conventional discharge valve, H=h) of conventional discharge valve, when user uses
Feel convenient.
In the present embodiment, buoyancy aid 3 is bowl-shape in what Open Side Down.
By such structure, when buoyancy aid is in water, the air that bowl-type inner chamber is retained makes buoyancy aid be subject to
Buoyancy is bigger.
In the present embodiment, lifting parts 2 are shaft-like, and a through hole 51, pulling part are arranged at the top of valve body 5
The bar portion of part 2 passes from through hole 51；
In the present embodiment, as shown in Figure 4, the top of valve body 5 is provided with multiple water hole 8, makes valve body
Water outside 5 enters inner cavity chamber A.
By such structure, it is possible to the water outside regulation valve body enters the speed of inner cavity chamber.Water outside valve body
Except entering in addition to inner cavity chamber by crossing aquaporin, it is also possible to by water hole and valve top and bar
The through hole that shape lifting parts coordinate enters inner cavity chamber.By adjusting the quantity of water hole, size, distribution
Deng the moisturizing speed that just can correspondingly regulate inner cavity chamber.
In the present embodiment, H be 25mm, h be 8mm.
The concrete numerical value of H can adjust according to the physical dimension of drain valve, as long as enabling to the first valve
When core is lifted up, discharge outlet fully opens.Equally, the concrete numerical Design personnel of h can basis
The structure of drain valve is adjusted.
The first sealing member 7 it is provided with, in order to seal discharge outlet K2 on the lateral wall of the first spool 4；Second
The lateral wall of spool 1 is provided with the second sealing member 6, in order to seal mouth of a river K1.
In the present embodiment, the first sealing member 7 and the second sealing member 6 are rubber blanket.
Drain valve of the present utility model has for traditional drain valve, has effectively lifting stroke short,
Use light, advantage efficiently.
The drain valve of the present embodiment in use, is placed in water tank (not shown).Such as Fig. 1-Fig. 4
Shown in, Fig. 1 be a preferred embodiment of the present utility model drain valve in off position under structure show
Be intended to, drain valve be closed under time, the first spool 4 and the second spool 1 are respectively closed and its phase
Corresponding discharge outlet K2 and outlet K1.Specifically, wherein, the second spool 1 by buoyancy aid 3 to
On buoyancy and the water pressure in inner cavity chamber A and the gravity of self, block outlet K1 in liquid-tight manner.
Wherein, the first spool 4, by the pressure of inner cavity chamber A and the gravity of self, blocks draining in liquid-tight manner
Mouth K2.
As in figure 2 it is shown, when user presses the button or overturn handle and starts lifting by relational structure
During parts 2, the second spool 1, under the pulling force of lifting parts 2 and the dual function of buoyancy, overcomes inner chamber
Water pressure in the A of room upwardly opens stroke h, now, the water in inner cavity chamber A from outlet K1 from rapidly
Flow out.Along with the discharge reduction in inner cavity chamber A, the pressure suffered by upper surface of the second spool 1 is greatly
Reducing, the second spool 1 is continued to move up the height and position limited by the buoyancy of floating drum 3.
As it is shown on figure 3, the second spool 1 lifts stroke h is about 8mm.Meanwhile, the first spool
4 due to the discharge reduction in inner cavity chamber A, weight saving, and pressure experienced reduces, and inner cavity chamber A
Outer hydraulic pressure keeps constant, and the first spool 4 is constant by buoyancy upwards, and therefore the first spool 4 is subject to
Making a concerted effort and automatically floating upwards, thus opens drain valve, the water in water tank by draining window 52 from row
Mouth of a river K2 flows out outside case.First spool 4 rises to the position height limited.First spool 4 is actual opens row
Journey is H, about 25mm.
As shown in Figure 4, along with the unlatching of discharge outlet K2, being gradually lowered of Water in Water Tanks position, buoyancy aid 3
After surfacing, lifting buoyancy suffered by parts 2 reduces, when the buoyancy suffered by the second spool 1 is less than
When its water pressure being subject to and gravity, start progressively to fall until closing outlet K1.Water in water tank leads to
Inner cavity chamber A is entered into from the gap between the first spool 4 and valve body 5 after crossing moisturizing passage 52.Along with interior
The water yield in chamber A increases, and the first spool 4 pressure experienced increases, and moves down closedown discharge outlet K2,
Drain valve returns to initial closed mode, completes a drainage procedure.
In another preferred embodiment of the present utility model, as shown in Figure 4, the top of valve body 5 is provided with
The water hole 8 of multiple circles, makes the water outside valve body 5 enter inner cavity chamber A.
By such structure, it is possible to the water outside regulation valve body enters the speed of inner cavity chamber.In exocoel B
Water except entering in addition to inner cavity chamber by crossing aquaporin, it is also possible to by water hole and valve top
The through hole coordinated with shaft-like lifting parts enters inner cavity chamber.By adjust the quantity of water hole, size,
Distribution etc. just can correspondingly regulate the moisturizing speed of inner cavity chamber.
In each embodiment above-mentioned, buoyancy aid is designed as that Open Side Down tubular, but this utility model does not limit
In this, buoyancy aid can also be box-like, it is also possible to for hollow ball float or floating box, or solid polyester
Foam or plastic materials, shape can also use tabular or bulk, and those skilled in the art are permissible
Design as required, as long as the buoyancy that lifting parts can be made to be subject to increases.
In each embodiment above-mentioned, the first spool design is bowl-type, but this utility model is not limited to this,
First spool can also be any shape such as T-shaped or up big and down small step for taper, longitudinal cross-section
Shape, and the outer rim of bowl-type can also have extension, it can downwardly extend and can also upwardly extend, its
The outer peripheral face of extension and the inner chamber of spool form the gap that a circle is the least；No matter the first spool is any shape
Shape, as long as enabling to the first spool 4 when moving up and down in valve body 5, the first spool 4 can be by valve body
Cavity within 5 is separated into inner cavity chamber A and exocoel B of basic Guan Bi, and the second spool 1 can be first
The most freely move in spool 4.
Drain valve of the present utility model tool comes relative to traditional drain valve, has effectively lifting stroke short,
Use light, advantage efficiently.
It will be understood by those skilled in the art that the respective embodiments described above be realize of the present utility model
Specific embodiment, and in actual applications, can to it, various changes can be made in the form and details, and
Without departing from spirit and scope of the present utility model.
Claims (10)
1. a drain valve, it is characterised in that including:
Valve body, the bottom of described valve body is provided with discharge outlet；
First spool, described first spool is arranged in described valve body, and in order to open or close described discharge outlet, described valve body is separated into inner cavity chamber and exocoel by described first spool；Described first spool is provided with the outlet communicated with described discharge outlet；
Second spool, described second spool is positioned at described inner cavity chamber, in order to open or close the outlet of described first spool；
Lifting parts, one end of described lifting parts is connected with described second spool, and described lifting parts are provided with buoyancy aid, and described buoyancy aid utilizes buoyancy to assist the second spool described in described lifting members uplift.
2. drain valve as claimed in claim 1, it is characterized in that, lift described lifting parts, drive described second spool from the first make position of first closure to the first open position opening described outlet, water in described inner cavity chamber is discharged, described second spool is reduced by downward water pressure, makes described second spool automatically rise to limit height under the buoyancy of buoyancy aid；Described first spool is also floated to fully open the second open position of described discharge outlet, described drain valve draining from the second make position of discharge outlet described in first closure when inner cavity chamber's draining automatically by downward water pressure reduction；
Described second spool maximum lifting stroke h from the first make position to the first open position is less than described first spool range H from the second make position to the second open position.
3. drain valve as claimed in claim 1, it is characterised in that the buoyancy of described buoyancy aid is made a concerted effort more than lifting parts and second spool gravity in water, the gravity being subject to less than lifting parts described under described outlet closure state and the second spool and water pressure.
4. drain valve as claimed in claim 1, it is characterised in that there is on the sidewall of described valve body draining window, make the water outside valve body communicate with the exocoel of described valve body；When described first spool floats and opens discharge outlet, the water outside valve body is flowed out from discharge outlet by described draining window.
5. drain valve as claimed in claim 1, it is characterised in that described inner cavity chamber is provided with moisturizing passage, makes the water outside inner cavity chamber enter inner cavity chamber.
6. drain valve as claimed in claim 5, it is characterised in that described moisturizing passage is the gap between described first spool and described body wall, and the water outside valve body enters into described inner cavity chamber from described gap after entering valve body exocoel by described draining window.
7. drain valve as claimed in claim 1, it is characterised in that described buoyancy aid is in the bowl-shape or light foam that Open Side Down；Described lifting parts are shaft-like, and the top of described valve body has a through hole, the bar portion of described lifting parts to pass from described through hole.
8. drain valve as claimed in claim 5, it is characterised in that the top of described valve body is provided with multiple water hole, makes the water outside valve body enter inner cavity chamber.
9. drain valve as claimed in claim 2, it is characterised in that described H is 20-30mm, and described h is 4-10mm.
10. drain valve as claimed in claim 1, it is characterised in that be provided with the first sealing member on the lateral wall of described first spool, in order to seal described discharge outlet；The lateral wall of described second spool is provided with the second sealing member, in order to seal described outlet；Described first sealing member and described second sealing member are rubber blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228814.5U CN205712374U (en) | 2016-03-23 | 2016-03-23 | A kind of drain valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228814.5U CN205712374U (en) | 2016-03-23 | 2016-03-23 | A kind of drain valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205712374U true CN205712374U (en) | 2016-11-23 |
Family
ID=57313826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620228814.5U Active CN205712374U (en) | 2016-03-23 | 2016-03-23 | A kind of drain valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205712374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017161864A1 (en) * | 2016-03-23 | 2017-09-28 | 厦门威迪亚科技有限公司 | Drain valve |
-
2016
- 2016-03-23 CN CN201620228814.5U patent/CN205712374U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017161864A1 (en) * | 2016-03-23 | 2017-09-28 | 厦门威迪亚科技有限公司 | Drain valve |
| CN107227774A (en) * | 2016-03-23 | 2017-10-03 | 厦门威迪亚科技有限公司 | A kind of draining valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200513 Address after: Xiafei road in Haicang District of Xiamen city of Fujian Province, No. 2 361000 Patentee after: Li Feiyu Address before: 361000 Haicang Xinyang Industrial Zone, Haicang District, Fujian, Xiamen Patentee before: WDI (Xiamen) Technology Inc. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200612 Address after: Xiafei road in Haicang District of Xiamen city of Fujian Province, No. 2 361000 Patentee after: XIAMEN ECO FLUSH TECHNOLOGY Co.,Ltd. Address before: Xiafei road in Haicang District of Xiamen city of Fujian Province, No. 2 361000 Patentee before: Li Feiyu |