CN101962967B - Flushing arrangement for a WC and method of operating such a flushing arrangement - Google Patents
Flushing arrangement for a WC and method of operating such a flushing arrangement Download PDFInfo
- Publication number
- CN101962967B CN101962967B CN201010235065.6A CN201010235065A CN101962967B CN 101962967 B CN101962967 B CN 101962967B CN 201010235065 A CN201010235065 A CN 201010235065A CN 101962967 B CN101962967 B CN 101962967B
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- Prior art keywords
- pars convoluta
- flush toilet
- flusher
- bend pars
- flushing
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- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention discloses a flushing arrangement for a WC. The flushing arrangement (1) has a toilet bowl (2) with an inlet (3) and an outlet (18). A pulse generating unit (8,20) is arranged between the inlet and the outlet in a U-bend (4). The pulse generating unit accelerates water, present in the U-bend and forming an air trap, for flushing operation in the direction of the outlet. The pulse generating unit (8,20) is arranged in the downward range of the toilet bowl (2) and generates the downward poppets (14,14') in the flushing process. The flow downwards narrows and a wall jet (28) is formed at a saddle point (26) and especially thoroughly cleans the U-bend (4). The invention also discloses a method of operating the flushing arrangement.
Description
Technical field
The present invention relates to a kind of flusher for WC, it has flush toilet, this flush toilet have import and outlet and between them, for generation of the device of pulse, the water that is present in U-bend pars convoluta and forms deodorization trap can accelerate along Way out by this pulse, for flushing operation.
Background technology
According to the applicant's WO95/04196, when in flushing process by so-called jet nozzle when being present in water in U-bend pars convoluta and being arranged to move, the consumption of flushing water will obviously reduce.Nozzle can be so that the water in U-bend pars convoluta accelerates towards outlet with the water entering relatively at a high speed in U-bend pars convoluta, and therefore, U-bend pars convoluta flushes out better effect.Shortcoming is wherein the water generates additional noise flowing in U-bend pars convoluta, and in addition, the effect of jet nozzle may at least reduce due to the solid matter in U-bend pars convoluta greatly.
EP-A-1034338 discloses a kind of WC, and it has jet nozzle equally.Nozzle is introduced the mixture of water and air.Vacuum chamber is arranged in the front end place of nozzle, and this vacuum chamber is by guaranteeing that water-air mixture is directed along the axis direction of the import of U-bend pars convoluta, described in [0027] of this document.Introduce described mixture and produce equally additional noise.
Test shows, when there is solid in U-bend pars convoluta, the acceleration of jet nozzle reduces greatly.
Summary of the invention
The flusher that the object of this invention is to provide a kind of aforementioned type, it has avoided aforesaid drawbacks, and can have in addition even more effective cleaning action.
This object realizes by a kind of flusher, wherein, Plant arrangement in the decline region of flush toilet, and in flushing process, produce towards under mobile cone.Can be flowed cone and especially effectively be cleaned by this in the decline region of U-bend pars convoluta.This region is conventionally more serious than the regional pollution of the flush toilet on it.These conventionally conventionally can be fully clean by the main flushing of the edge's generation at flush toilet compared with the region of light pollution.The content of U-bend pars convoluta can be discharged by the cone that flows, and in addition, aforementioned areas can be more effectively more clean than present circumstances.This fluid stream moves downward with relatively high speed.
Fluid stream can be concentrated by the convex shape of toilet, and finally clash into the inner side of flush toilet and reflects at this place at the saddle point place in the lower area of flush toilet.This forms very compact wall jet, and this wall jet makes the water in the lower area of U-bend pars convoluta greatly accelerate towards outlet.This lower area of U-bend pars convoluta normally pollutes the most serious region.Therefore wall jet has very high impulse density, the inside of U-bend pars convoluta, waterborne in U-bend pars convoluta be arranged on the solid matter of lower area of U-bend pars convoluta and produce very strong local dynamic effect.Water in U-bend pars convoluta and solid matter are pushed outlet to especially effectively by this wall jet.This process is proceeded, until all the elements thing of flush toilet is all washed out.Due to high pulse densities, stay the solid residue of flush toilet inside and remove more up hill and dale than prior art.Therefore, flusher of the present invention can rinse more up hill and dale, therefore even much cleaner.In addition, shown that noise obviously reduces.
According to a kind of development form of the present invention, Plant arrangement is in the U-bend pars convoluta waterline region of flush toilet.Therefore, can form especially effectively wall jet.Due to towards under fluid stream, cleaned lower than the inside of the flush toilet of U-bend pars convoluta waterline.Device be preferably arranged in U-bend pars convoluta waterline directly over or under.
According to a development form of the present invention, device has a plurality of impulse jet nozzles or at least one annular gap.The plurality of impulse jet nozzle arranges with circular pattern, and produce towards under cone of fluid stream.These impulse jet nozzles can same design.But, also it is contemplated that these impulse jet nozzles have different designs.As the alternative form of a plurality of impulse jet nozzles, aforementioned means can have annular gap.Water flows downward by this annular gap, produces equally cone of fluid stream.Annular gap can be extended around the inside of flush toilet or U-bend pars convoluta always.But, also it is contemplated that the design with a plurality of such annular gaps.Impulse jet nozzle can be arranged in separately on flush toilet, but also can select, and impulse jet nozzle can link together by annular channel.This annular channel can part or Perfect Ring around the periphery of flush toilet, extend.Also it is contemplated that the combination of impulse jet nozzle and at least one annular gap.
Pulse can produce by water, air or water-air mixture.
According to a kind of development form of the present invention, the inside in the decline region of U-bend pars convoluta narrows down downwards, and the medium of bleeder flows to the saddle point in the lower area that is arranged in U-bend pars convoluta downwards along this inside in flushing process.Preferably, when streamwise is seen, saddle point is positioned at the upstream of the deepest point of U-bend pars convoluta.The wall jet forming at saddle point place preferably guides into it is extended horizontally in U-bend pars convoluta.Preferably, wall jet comprises one or more rotating vortex and core jet.This makes the clean and flushing especially up hill and dale of U-bend pars convoluta.
The present invention also relates to a kind of method that operates this flusher in addition.Preferably, except by the aforementioned flushing of aforementioned means, also start main flushing, in main flushing, flushing water flows out and enters flush toilet from common flushing conduit.This main flushing flushing basic and aforementioned means is carried out simultaneously.But, also it is contemplated that continuous flushing.Therefore, main flushing can be carried out before or after the flushing by aforementioned means.
Other preferred feature by dependent claims of the present invention, below manual and accompanying drawing in provide.
Accompanying drawing explanation
The example embodiment that present invention is described in more detail below with reference to the accompanying drawings, in accompanying drawing:
Fig. 1 has schematically illustrated the sectional view through flusher of the present invention;
Fig. 2 has schematically illustrated the sectional view through the version of flusher of the present invention;
Fig. 3 has schematically illustrated the also graphics of a version of flusher of the present invention.
The specific embodiment
Flusher 1 shown in Fig. 1 has flush toilet 2, and this flush toilet 2 has import 3 and outlet 21.In the territory of import 3, have flushing conduit (not shown) here, this rinses conduit itself is known, and water direction along arrow 6 in main flushing process flows out to U-bend pars convoluta 4 along inner 27 from this flushing conduit downwards.
The water 13 that is arranged in U-bend pars convoluta 4 is discharged from U-bend pars convoluta 4, and in outlet, flush toilet 2 is left at 21 places, and passes into sewer pipe (not shown) here from this outlet 21.Therefore, flush toilet 2 has decline region, and extend until the summit 25 of U-bend pars convoluta 4 in this decline region.Then start elevated areas.Water 13 forms U-bend pars convoluta waterline 24 in decline region, in elevated areas, form U-bend pars convoluta waterline 24 '.Certainly, U-bend pars convoluta waterline 24 and 24 ' in same horizontal plane.The water of main flushing for example derives from water receiver (not shown) here or is directed to water main.
In the region of the U-bend pars convoluta waterline 24 for generation of the Plant arrangement of pulse in the decline region of flush toilet 2.According to Fig. 1, these devices comprise a plurality of impulse jet nozzles 8, and these impulse jet nozzles 8 form along the inside 27 of flush toilet 2 cone 14 that flows.There is cleaning action this inside of flowing the flush toilet 2 in 14 pairs of decline regions of cone.These impulse jet nozzles 8 are arranged on distributor ring 11, and this distributor ring 11 has annular design, and form the conduit 12 of same annular.Aperture arrangement in impulse jet nozzle 8, on the inside 27 of flush toilet 2, all forms in all cases jet 14a when rinsing, this jet 14a towards under, and have relatively high speed.Distributor ring 11 has inlet tube 10, and water can be introduced in conduit 12 along the direction of arrow 9 by this inlet tube 10.Here, water is introduced under pressure.But can replace water, air or air-water mixt also can be introduced in conduit 12.Therefore, air or air-water mixt flow out impulse jet nozzle 8 and flow in flush toilet 2.Water 13 accelerates towards outlet 21 by jet 14a.Due to the inside 27 of taper shape or convex, the jet 14a of impulse jet nozzle 8 assembles with the form of the cone 14 that flows.This jet 14a or the cone that flows concentrate on saddle point 26, and this saddle point 26 is arranged in the lower area of the inside 27 of U-bend pars convoluta 4.Saddle point 26 (this saddle point is the point on geometric meaning of course not) is formed by the lower area of the inside 22 of U-bend pars convoluta 4.Flow and bore the 14 reflection wall-forming jets 28 at saddle point 26 places, this wall jet 28 is represented by dotted lines in Fig. 1.This wall jet 28 has very high impulse density, and essentially horizontally extends in U-bend pars convoluta 4.This wall jet 28 accelerates the water in U-bend pars convoluta 4 along the direction of arrow 18, basic horizontal first, then along the direction of arrow 19 in the elevated areas medium dip of U-bend pars convoluta 4 upwards.Therefore, water 13 is discharged from U-bend pars convoluta 4, goes forward side by side and leads to outlet 21 into effuser 5.Meanwhile, any solid matter of existence is also along with water 13 is discharged.Here, in the region of U-bend pars convoluta 4, roughly compared with the inside of heavily contaminated 22, very effectively rinsed, therefore and wash solid matter off.Emptying U-bend pars convoluta 4 refills water by main flushing.Pulse produces relatively short time, for example two to three seconds.
According to Fig. 1, wall jet 28 can have rotating vortex 16, and this rotating vortex 16 has been strengthened the flushing of inside of U-bend pars convoluta 4 and clean.Particularly, form two symmetrical eddy current 16.In addition, wall jet 28 can have core jet (not being shown in further detail), and this core jet is towards outlet 21.This core jet causes water 13 to be discharged equally, as shown in arrow 18 and 19.
Flusher 1 shown in Fig. 2 ' be with the difference of the flusher of Fig. 1: replace a plurality of impulse jet nozzles 8, this flusher 1 ' have annular gap 20, water with the cone 14 that flows ' form flow out this annular gap 20 downwards.Annular gap 20 is similarly substantially annular design, and as shown in the figure along inner 27 towards under.In this case, the medium of inflow can be also water, air or air-water mixt.Here, the supply of medium is equally by conduit 12 ' carry out.Replace single circumferential annular gap 20, can have a plurality of annular gaps.Also it is contemplated that the combination of individual pulse nozzle 8 and annular gap 20.In addition, it is contemplated that such embodiment, 20 1 of two or more this annular gaps are arranged in another top.It is contemplated that equally in the embodiment in figure 1, a plurality of mobile cones 14 will be arranged in another top with one of circular pattern.Two or more conduits 12 or 12 ' can provide with corresponding manner.
" basic corresponding with the flusher according to Fig. 1 according to the flusher 1 of Fig. 3.But, the impulse jet nozzle 8 is here arranged in the top of U-bend pars convoluta waterline 24.Therefore, the cone 14 that flows forms above U-bend pars convoluta waterline 24 along inner 27, and then the height at U-bend pars convoluta waterline 24 passes in the water 13 of U-bend pars convoluta 4.According to the flusher 1 of Fig. 2 ' in can have corresponding construction.Impulse jet nozzle 8 and annular gap 20 also can be arranged in the below of U-bend pars convoluta waterline 24 in the decline region of U-bend pars convoluta 4.But, preferably they are arranged to 25 the upstream on summit substantially.
Reference numeral table
1 flusher
2 flush toilet
3 imports
4 U-bend pars convolutas
5 effusers
6 arrows
7 arrows
8 impulse jet nozzles
9 arrows
10 inlet tubes
11 distributor rings
12 conduits
13 water
14 flow bores
14a jet
16 eddy current
17 arrows
18 arrows
19 arrows
20 annular gaps
21 outlets
22 inside
23 inner spaces
24 U-bend pars convoluta waterlines
25 summits
26 saddle points
27 inside
28 wall jets
Claims (10)
1. the flusher for WC, this flusher has flush toilet (2), this flush toilet has import (3) and outlet (21) and the device (8 for generation of pulse between them, 20), the water (13) that is present in U-bend pars convoluta (4) and forms deodorization trap can accelerate by this pulse and along the direction of outlet (21), for flushing operation, wherein, the described device (8 for generation of pulse, 20) be arranged in the decline region of flush toilet (2), and in flushing process, produce towards under mobile cone (14, 14'), the described device (8 for generation of pulse, 20) there are a plurality of impulse jet nozzles (8) and/or at least one annular gap (20),
Wherein, the inside (27) in the decline region of flush toilet (2) narrows down downwards, the medium that flows out the described device (8,20) for generation of pulse in flushing process flows to the saddle point (26) in the lower area that is arranged in U-bend pars convoluta (4) downwards along this inside (27)
In flushing process, wall jet (28) is located to form at described saddle point (26),
Wall jet (28) starts essentially horizontally to extend from saddle point (26),
Wall jet (28) forms at least one rotating vortex (16) and/or core jet.
2. flusher according to claim 1, is characterized in that: the described device for generation of pulse (8,20) is arranged in the region of U-bend pars convoluta waterline (24) of flush toilet (2).
3. flusher according to claim 2, is characterized in that: the described device for generation of pulse (8,20) be arranged in U-bend pars convoluta waterline (24) directly over or under.
4. flusher according to claim 1, is characterized in that: impulse jet nozzle (8) is arranged on flush toilet (2) separately.
5. according to the flusher described in any one in claims 1 to 3, it is characterized in that: the described device for generation of pulse (8,20) has at least one conduit (12,12'), this at least one conduit is at least local or on the periphery of the inside (27) of flush toilet (2), extend completely.
6. according to the flusher described in any one in claim 1 to 4, it is characterized in that: the mixture by water, air or water and air produces annular and downward fluid flows.
7. according to the flusher described in any one in claim 1 to 4, it is characterized in that: when streamwise is seen, saddle point (26) is positioned at the upstream on the summit (25) of U-bend pars convoluta (4).
8. an operation is as the method for the flusher as described in any one in claim 1 to 7, it is characterized in that: start to rinse, due to this flushing of carrying out here, in the decline region of flush toilet (2), be present in the water of U-bend pars convoluta (4), produce annular and towards under fluid stream.
9. method according to claim 8, is characterized in that: annular and towards under fluid stream towards the saddle point (26) of the inside at U-bend pars convoluta (4).
10. method according to claim 8 or claim 9, is characterized in that: start in addition main flushing, in main flushing, water rinses conduit from top and introduces flush toilet (2).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP09405125.7A EP2233652B1 (en) | 2009-03-27 | 2009-07-24 | Flush device for a water closet and method of operating such a device |
| EP09405125.7 | 2009-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101962967A CN101962967A (en) | 2011-02-02 |
| CN101962967B true CN101962967B (en) | 2014-10-15 |
Family
ID=43530038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010235065.6A Expired - Fee Related CN101962967B (en) | 2009-07-24 | 2010-07-23 | Flushing arrangement for a WC and method of operating such a flushing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101962967B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE1351084A1 (en) * | 2013-09-19 | 2014-09-30 | Cdup Ab | A flushing toilet |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1785198A (en) * | 1929-11-25 | 1930-12-16 | Howard F Kelso | Water-closet bowl |
| US3984878A (en) * | 1975-09-25 | 1976-10-12 | Grasseschi John J | Water closet |
| CN1261637A (en) * | 2000-01-27 | 2000-08-02 | 赫思厘 | Closet flushing method and its closet and assembly |
| JP2001279787A (en) * | 2000-03-29 | 2001-10-10 | Toto Ltd | Flush toilet |
| JP2002242272A (en) * | 2001-02-15 | 2002-08-28 | Toto Ltd | Flushing toilet stool |
| JP2004003382A (en) * | 2003-09-26 | 2004-01-08 | Toto Ltd | Flush toilet bowl |
| CN101115887A (en) * | 2005-02-10 | 2008-01-30 | 东陶机器株式会社 | Flush toilet stool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1161949A (en) * | 1997-08-20 | 1999-03-05 | Toto Ltd | Washing method by siphon type water closet |
-
2010
- 2010-07-23 CN CN201010235065.6A patent/CN101962967B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1785198A (en) * | 1929-11-25 | 1930-12-16 | Howard F Kelso | Water-closet bowl |
| US3984878A (en) * | 1975-09-25 | 1976-10-12 | Grasseschi John J | Water closet |
| CN1261637A (en) * | 2000-01-27 | 2000-08-02 | 赫思厘 | Closet flushing method and its closet and assembly |
| JP2001279787A (en) * | 2000-03-29 | 2001-10-10 | Toto Ltd | Flush toilet |
| JP2002242272A (en) * | 2001-02-15 | 2002-08-28 | Toto Ltd | Flushing toilet stool |
| JP2004003382A (en) * | 2003-09-26 | 2004-01-08 | Toto Ltd | Flush toilet bowl |
| CN101115887A (en) * | 2005-02-10 | 2008-01-30 | 东陶机器株式会社 | Flush toilet stool |
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| Publication number | Publication date |
|---|---|
| CN101962967A (en) | 2011-02-02 |
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