CN106436853B

CN106436853B - Reflux choking device for sitting bath

Info

Publication number: CN106436853B
Application number: CN201610882912.5A
Authority: CN
Inventors: M·豪特
Original assignee: Neoperl GmbH
Current assignee: Neoperl GmbH
Priority date: 2012-03-13
Filing date: 2013-03-13
Publication date: 2019-07-19
Anticipated expiration: 2033-03-13
Also published as: CN203546865U; CN203361295U; CN103410206A; CN106368280A; CN106436853A; CN106368280B

Abstract

The present invention relates to a kind of reflux choking devices (1), the reflux choking device is with the jet nozzle (4) that can be connected with inlet port (3) and has capture members (5), the capture members can by the liquid jet to come from jet nozzle via free jet stream section (6) capture and with or can be connected with outlet (7), it is characterized by: the capture members have capture opening (28), capture opening is at least in the section (25) of its inflow side with the clear opening cross section of hollow cylinder；After the composition of the capture members is the section of hollow cylinder, the capture members are extended towards outlet；The capture members are on the outflow side of the section of hollow cylinder with the partial sector that at least one is curvedly extended conically or in terms of net cross section；And it connects at least two partial sectors (26,27), the partial sector (26) of the inflow side at least two partial sector is less expanded compared with subsequent partial sector (27).

Description

Reflux choking device for sitting bath

The application is based on application No. is 201310080411.1, and the applying date is on 03 13rd, 2013, entitled The divisional application that the Chinese patent application of " the reflux choking device for sitting bath " proposes.

Technical field

The present invention relates to a kind of reflux choking devices.

Background technique

Sitting bath (Unterdusche) in closestool is with the water running from common supply network.It is also supplied to protect The sitting bath being integrated in closestool, common supply network prevents pathogen from invading, and the reflux choking device persistently to work is must It needs.If the injection nozzle of sitting bath is in the basin fringe region of toilet basin, it must be taken into consideration: the nozzle of the injection nozzle Opening is polluted by sewage or excreta ingredient.Because there is a danger of in the case where being directly connected to water supply device, that is, Perhaps thus pathogen may invade in drinking water supply net via shut-off valve, so national standard and European standard and confession The obligation regulation of waters corporation, when the closestool also equipment sitting bath in toilet seat (WC-Sitz) afterwards when necessary, logical So-called be indirectly connected with is carried out between normal supply network and these closestools.

It is also known that bathtub inflow entrance and bathtub outflux are co-located in the basin opening of basin bottom part side.Because of bath Basin inflow entrance thus be also disposed at below water surface, so bath water can without splash water and low noise flow into bathtub In.But because being pressed onto bath water on the water and basin opening of inflow, having been positioned in bathtub includes following danger, that is, Contaminated bath water is flowed into water supply network using water, so also centainly must assure that effective inflow entrance in the application example Safety and reflux cut-off.

A kind of reflux choking device of the type mentioned at the beginning as known to patent document CH 444 076.The known reflux cut-off Device has shell, and jet nozzle is equipped in the shell.It is online in order to which jet nozzle is connected to common drinking water supply, Jet nozzle can be connected with shell inlet port.Also is provided with capture members in the housing, the capture members can will from jet nozzle via The liquid jet capture that free jet stream section comes.In order to the spray by the water being captured again at capture members to sitting bath Nozzle guide is penetrated, capture members can be connected with casing discharge port in the housing.In penetrating between jet nozzle and capture members It is provided with shell outflux below flowpath segment, which will can not be captured the liquid portion amount of part capture out of shell Portion's export.

In the reflux choking device that these are also referred to as " the free water outlet piece with injector " in a standard, from supply network The pressure energy of the water of inflow is converted into kinetic energy in the region of jet nozzle, so as to by water jet in short free jet stream section It is upper be connected with atmosphere and so as to then by the kinetic energy of water jet in the region of the capture members of also referred to as diffuser again extremely Pressure energy needed for being least partially converted into the cleaning jet stream for example for sitting bath.In order to there is no large energy loss ground real Pressure energy is now converted into kinetic energy and then process also in turn, and equal to generate in the region of free jet stream section Even and quiet water jet, it is necessary to make jet nozzle and capture members match each other and be matched with the specific of corresponding supply network Situation.The disadvantage is that, it is known that although reflux choking device be in terms of situation about being present in determining supply network optimization, this time Stream choking device may not guarantee the function of optimization under conditions of unlike this.It must effectively ensure that always herein, grid Not by sewage pollution.

Summary of the invention

Capture members capture opening by misguided jet stream in incidence when may splash in this wise so that contaminated small Drop is unintentionally also got rid of in the region for returning to jet nozzle.Therefore there is also such tasks, that is, creates described in a kind of beginning The reflux choking device of type ensures in the reflux choking device, and misguided jet stream is not in this way by the capture opening of capture members Ground splash, so that contaminated droplet unintentionally may also be got rid of in the region for returning to jet nozzle and pollute the region.

In order to solve the task, a kind of invention suggestion with independent protective meaning is provided: a kind of time according to the invention Choking device is flowed with the jet nozzle that can be connected with inlet port and there are capture members, which can will pass through from jet nozzle The liquid jet to be come by free jet stream section is captured and the capture members can be connected with outlet, and is existed including setting Outflux below free jet stream section, which can export the liquid portion amount for not being captured part capture, described In free jet stream section, with jet nozzle and capture members it is spaced apart be provided at least one injection or partition wall, should Injection or partition wall have transmissive apertures, which has clear opening bigger compared with the jet stream cross section of liquid jet Cross section.If jet stream is unintentionally misled by the capture opening of capture members, which can be at least To injection or partition wall splash, but the injection or partition wall are effectively protected the jet nozzle region being located at behind.By this Mode reliably excludes unintentionally pollution of the droplet due to getting rid of back in jet nozzle region.Injection or partition wall do not have Make the function of the liquid jet boundling (b ü ndeln) from jet nozzle, therefore the transmission being arranged in injection or partition wall is opened Mouth should have slightly larger clear opening cross section compared with the jet stream cross section of liquid jet.

Preferred a kind of following form of implementation herein, in the form of implementation, the clear opening cross section of transmissive apertures is such Size is determined, so that liquid jet is with not being transmitted opening boundling and exactly also contactlessly across the transmissive apertures.

In order to spray or partition wall can well will not be captured part capture small water droplet intercept, it is advantageous to injection or Partition wall is spaced apart at least 4 millimeters with jet nozzle with capture members and in the other side in side.

Because the injection or partition wall that are spaced apart with insufficient distance with the nozzle opening of jet nozzle may cause liquid Body jet stream is undesirably expanded, and it is advantageous to a kind of following forms of implementation to be located at spaced apartly in the form of implementation The injection or partition wall between jet nozzle and capture members are closer to capture members setting.

There is also optimization jet nozzle, nozzle opening, capture members and captures in reflux choking device of the type mentioned at the beginning The task of the mating reaction of opening.The optimal coordination of these components be it is conclusive, so as to prevent the excessive pressure loss and To avoid the unnecessarily strong injection of liquid jet.Herein especially also to the structure and several of capture members and its capture opening It is which kind of capture opening can capture liquid jet well that is significant.

It is additional to or is also independent from above-mentioned feature, therefore there is also such tasks, that is, create described in a kind of beginning The reflux choking device of type, capture members can capture liquid jet without large energy and the pressure loss.

The solution according to the invention of the task for reflux choking device of the type mentioned at the beginning particular in that, prisoner Obtaining part has capture opening, and clear opening of the capture opening at least in the section of its inflow side with hollow cylinder is transversal Face.

Reflux choking device according to the invention is with the jet nozzle that can be connected with inlet port and has capture members, should The liquid jet capture and the capture members and outlet that capture members can will come from jet nozzle via free jet stream section It is connected or can be connected with outlet, the capture members has capture opening, which is open at least in its inflow side With the clear opening cross section of hollow cylinder in section；After the composition of the capture members is the section of hollow cylinder, The capture members are extended towards outlet；It is characterized by: the capture members have on the outflow side of the section of hollow cylinder The partial sector for thering is at least one curvedly to extend conically or in terms of net cross section；And connect at least two parts The partial sector of section, the inflow side at least two partial sector is less expanded compared with subsequent partial sector.

In order to turn again within capture members on free jet stream section by the kinetic energy that liquid jet transmits Hydraulic pressure needed for changing on sitting bath, appropriately, after the composition of capture members is the section of hollow cylinder, the prisoner Part is obtained to extend towards outlet.

The particularly advantageous further improvement scheme of one kind according to the invention provides: section of the capture members in hollow cylinder Outflow side on the partial sector that is curvedly extended conically or in terms of net cross section at least one；And it connects Preferably at least two partial sectors, the partial sector and subsequent partial sector of the inflow side at least two partial sector Compared to less expanding.Surprisedly show that the capture members accordingly designed in terms of its net cross section are distinguished by Effective energy conversion.Here, each section section on the outflow side of the section that hollow cylinder is arranged in of capture opening can With spaced-apart or by the transition each other of soft transition part by the boundary line that can obviously identify.

A kind of geometric match of optimization of jet nozzle and capture members provides: the jet nozzle and the capture members exist In terms of their size according to the following equation:

Capture diameter=Q of diameter/jet nozzle nozzle opening of opening₁

It is so coordinated with each other, that is, quotient Q₁It is 1 to 5, preferably 1.0 to 2.0, particularly 1.0 to 1.34.

For the same reason, another suggestion regulation according to the invention: the part of the hollow cylinder of the capture members The length l of section₁Compared with the open cross-section of capture opening according to the following equation:

Length (the l of the partial sector of the hollow cylinder of capture members₁Diameter (d)=Q of)/capture opening₂So coordinate, That is, quotient Q₂Minimum 0.2, it is up to 10, preferably minimum 1.58, be up to 2.6.

When especially on the nozzle opening of capture members formed dirt deposition or knot calcium when, may interfere with jet nozzle with The coordination of optimization between capture members.When the water droplet evaporation on the nozzle opening for staying in jet nozzle and original containing in water When calcium residue leaves, such knot calcium is possible.Therefore it is additional to or independently of features described above, there is also create one kind The task of reflux choking device of the type mentioned at the beginning, the reflux choking device can run to fewer maintenance and cut in the reflux The risk of knot calcium is only especially reduced in device.

The solution according to the invention of the task in reflux choking device of the type mentioned at the beginning particular in that, penetrate Flow nozzle is movably guided and can be moved in eject position from ready position in reflux choking device, in the injection position It sets middle jet nozzle and following interspersed openings is penetrated with its nozzle segment around nozzle opening, which is located at elastic membrane It is closed in piece or by flip lid in ready position.

This according to it is proposed that construction reflux choking device in, jet nozzle reflux choking device in movably by It guides and can be moved in eject position from ready position.Jet nozzle surrounds the spray of nozzle opening in eject position with it Mouth section penetrates a following interspersed opening, which is located in flexible sheet or is closed in ready position by flip lid； And jet nozzle is covered in ready position by flexible sheet or flip lid, so that reducing ground there is the evaporation for causing to tie calcium.

In order to the movably guided jet nozzle in reflux choking device, and in order to by side as simple as possible The such choking device that flows back of formula manufacture, a kind of preferred form of implementation according to the invention provides: the jet stream equipped with sleeve-shaped sprays Mouth female part, the jet nozzle are movably guided in the jet nozzle female part；And the jet nozzle is received Part is connected via at least one meeting stile with capture members.

It has been shown that the fringe region around nozzle opening should be configured to cusped edge as far as possible, to make the liquid of not splash Jet stream is flowed out from jet nozzle.But there is a danger of during manufacturing process, that is, around the fringe region of nozzle opening The structural scheme of the cusped edge interfered by external action.In order to resist cusped edge fringe region such damage, according to this hair A kind of bright preferred form of implementation provides: at integrally formed with the lug boss of annular, this is convex one-piece on jet nozzle The portion of rising surrounds nozzle opening.

When around jet nozzle nozzle opening open edge be configured to cusped edge and thus without chamfering and rounding When, be conducive in jet nozzle generate rich in energy and not splash liquid jet.

Here, a kind of preferred embodiment regulation according to the invention: the open edge of nozzle opening, which has, to be less than 0.1mm or rib degree (Kantengrad) greater than negative 0.1mm.

When jet nozzle has the net cross section of hollow cylinder in the region of its nozzle opening, is conducive to liquid and penetrates Stream is optimally flowed out from jet nozzle.

In order to resist the knot calcium determined by evaporation in the nozzle opening regions of jet nozzle, one kind according to the invention The preferred scheme that is further improved provides: jet nozzle be arranged in ready position in the region of nozzle opening in a water bath or It is surrounded by water；And renovate or diaphragm thus in ready position preferably in a manner of hydraulic seal by interspersed closure of openings.Cause It is arranged in ready position for jet nozzle with its nozzle opening and is surrounded in a water bath or by water, so is reasonably resistant in jet stream The knot calcium determined by evaporation on the nozzle opening of nozzle.Only flexible sheet is located at when jet nozzle penetrates in eject position In or during ready position by renovate closed interspersed opening when, jet nozzle just wrapped from water-bath or from ready position It is elapsed forward in the water enclosed.

Moving movement of the jet nozzle between ready position and eject position is possible by motor type driving device. But one kind according to the invention is particularly simple and thus preferred form of implementation regulation, and jet nozzle can be from ready position gram Reset force is taken to be moved in eject position.

Instead of motor type driving device, a kind of preferred further improvement scheme regulation according to the invention, jet nozzle It can be moved under the effect of the pressure of through-flow liquid.

Here, at least one reset spring can be equipped with as reset force, especially when interspersed opening is in the ready position phase Between should by flip lid close when.But one kind according to the invention is particularly simple and thus preferred form of implementation regulation, is used for The material of diaphragm, the intrinsic elasticity that is preferably applied on jet nozzle be used as reset force.

In order to which enough reset forces are applied to the jet nozzle being movably guided in jet nozzle female part On, it is advantageous to jet nozzle, which reaches, to be configured in the diaphragm of cup-shaped, which has in the bottom of a cup portion of its cup-shaped and wear Insert opening；And the circumferential edge away from bottom of a cup portion of diaphragm is supported on jet nozzle in a manner of caoutchouc elasticity.

A kind of preferred form of implementation regulation according to the invention, diaphragm will be penetrated in the region in the bottom of a cup portion of its cup-shaped Flow nozzle female part seals in the region for the opening being arranged in guide wall；And diaphragm has on the circumferential surface of its cup-shaped The inner space of jet nozzle female part is connected by least one percolation opening, percolation opening with the inner space of cup-shaped diaphragm It connects.The moving movement of jet nozzle overcomes the intrinsic elasticity of diaphragm to carry out.Because diaphragm is in its periphery to jet nozzle load It is necessary for diaphragm deformation in region, enough free spaces are provided, and because the moving movement of jet nozzle may be by by film The water that piece hermetically separates hinders, and sprays so must also ensure that sufficiently compensation is located at jet stream during moving movement always Water in mouth female part.Because diaphragm has at least one percolation opening on the circumferential surface of its cup-shaped, percolation opening will be penetrated The inner space of flow nozzle female part is connected with the inner space of cup-shaped diaphragm, so resisting water section amount, obstruction jet stream The accumulation of nozzle moving movement.

It is additional to or independently of features described above, for starting the reflux choking device, task is lain also in, create one kind Flow back choking device, which can be connected to health in inflow side in a simple manner and use position upstream and this time Stream choking device can be matched in this wise scheduled conditions the most different with low consuming so that the protrusion of the reflux choking device it It is in the function in optimization.Here, reflux choking device according to the invention should be able to easily clean and when needed also should be with Low consuming deliming.

The solution according to the invention of the task for reflux choking device of the type mentioned at the beginning particular in that: set There is insertion cylinder, which has the jet nozzle and the capture members；Insertion cylinder keeps in the position of use, making in this wise Jet nozzle is connected and capture members are connected with outlet with inlet port；And be embedded in cylinder setting in jet nozzle and In cylinder section that is between capture members and forming or limit free jet stream section there is at least one can be connected with outflux The cylinder opening connect.

There is an insertion cylinder according to the reflux choking device of invention suggestion construction, which has and can be connected with inlet port The jet nozzle connect and the capture members that can be connected with outlet.Jet nozzle is connected via inlet port with common supply network It connects, and capture members guide water via outlet to health using position or comparable discharge outlet.Here, insertion cylinder is in this way Ground is kept in the position of use, so that jet nozzle is connected with inlet port and at the same time capture members are connected with outlet.It is embedding Enter cylinder has at least one in cylinder section that is being arranged between jet nozzle and capture members and limiting free jet stream section A cylinder opening that can be connected with outflux.By loosening insertion cylinder and replacing the insertion cylinder, according to the invention, Ke Yi The reflux choking device that inflow side is connected to toilet seat, toilet ceramic or such as also bathtub upstream can be with low Consuming be matched with scheduled conditions the most different in this wise so that being always ensured that the function of optimization.By loosening insertion cylinder, Reflux choking device according to the invention can easily clean and when needed also being capable of deliming.

Here, a kind of preferred form of implementation according to the invention provides: insertion cylinder can be embedded in the insertion of a female part It can fix in opening and preferably detachably so there, so that jet nozzle is connected simultaneously with the inlet port of cylinder female part And capture members are connected with the outlet of cylinder female part；And be embedded in cylinder being arranged between jet nozzle and capture members and Form or limit the cylinder that can be connected with the outflux of cylinder female part in the cylinder section in free jet stream section at least one Opening.

This tin female part can be integrally formed in toilet seat or into bathtub or be configured to be embedded in Shell that is in toilet seat or bathtub and being for example configured to plastic part.But it is also possible that according to above-mentioned each invention One or more inventions in it is recommended that suggest that the reflux choking device constituted is located at the use position upstream being connected in pipe network, with Just it is reasonably resistant to the germ contamination of the water stored in pipe network.Such embodiment can especially be advantageously utilised in hospital In range, spread of germs should be resisted there.

Here, jet nozzle and matched effect and the capture members that are likewise provided in insertion cylinder can also have no to ask Topic ground so construction, so that reflux choking device according to the invention is also actually No leakage in the region in jet stream section.

In the insertion opening that insertion cylinder can be embedded in and can preferably detachably be fixed in this way female part, so that penetrating When flow nozzle is connected with the inlet port of cylinder female part and capture members are connected with the outlet of cylinder female part, insertion cylinder can be with Position is correctly inserted into reflux choking device according to the invention in a simple manner.

Pass through in insertion opening insertion cylinder female part and in order to which cylinder female part is close with liquid in order to which cylinder will be embedded in The mode of envelope is closed, it is advantageous to which insertion opening can be closed by capping, and insertion cylinder can be removably attached to or non-disconnectable It is connected to unloading in the capping.In order to be embedded in, insertion cylinder can be held and be operated by capping.Herein appropriately, it is embedded in Cylinder can be at least along direction of rotation and also fixed in terms of its relative position along the longitudinal direction when necessary in capping, thus simultaneously really Protect the positioning in cylinder female part.

When capping by be threadedly coupled or insert it is rotating connection or such plug/rotation connection preferably detachably protect When holding in the region of cylinder female part, be conducive to the shirtsleeve operation of reflux choking device according to the invention.

When capping has capping continuation, insertion cylinder can be to arrive the envelope in the open cylinder end regions pushing sleeve in end side or inserting When in lid continuation, being embedded in cylinder or insertion shell can be fixed in capping in a simple manner.

A kind of preferred form of implementation regulation according to the invention: insertion cylinder has at least one import, intake energy warp By being surrounded between the inner circumferential of cylinder female part and cylinder periphery and circumferentially sealed along the longitudinal direction of cylinder female part in two sides Annular chamber be connected with the inlet port of cylinder female part.In the preferred form of implementation, by the way that only insertion cylinder is embedded in simultaneously It is fixed in a female part while realizing the connection on jet nozzle to the inlet port of cylinder female part.Here, via cylinder female part Inlet port flow into the water in cylinder female part in the region of annular chamber around washing away insertion cylinder, so as to can be from there through described At least one import is flowed into insertion cylinder and is flowed into the jet nozzle being located therein.

In order to flow into biggish water in insertion cylinder with high pressure as uniform as possible, appropriately: insertion cylinder tool There are two imports；And the inlet port of the cylinder female part is circumferentially led on annular chamber with each inlets even at interval.

It is according to the invention it is a kind of preferred be further improved scheme regulation, each import on side opposite each other and Setting is on cylinder week substantially at equal height.

Particularly advantageously: at least one training wall, preferably multiple sheets are equipped between the two imports of insertion cylinder The training wall that ground extends each other；And it is preferred that being provided with one by opening towards jet nozzle between two adjacent training walls Mouthful.

In order to press mode as simple as possible for capture members and cylinder female part when that will be embedded in cylinder insertion cylinder female part Lead to health using position, for example lead to sitting bath or the outlet of bathtub is connected, it is according to the invention a kind of especially simple Single and advantageous form of implementation provides: capture members terminate at or be passed through the cylinder outlet being arranged on the cylinder end of end side or In such outlet；It exports and is disposed adjacently with the outlet of cylinder female part；And cylinder is embedded in its cylinder end with outlet Region in circumferentially sealed relative to the inner circumferential of cylinder female part.

For starting the reflux choking device, another task is, can also also use position in health afterwards when necessary Such choking device that flows back is positioned in the region set.

It is additional to or independently of features described above, a kind of solution according to the invention with independent protective meaning of the task Scheme is that the jet nozzle female part of sleeve-shaped connects into an insertion via at least one meeting stile and the capture members Element；Embedded components can be embedded in the shell of cover shape, which there is the insertion an of longitudinal direction side to be open thus；Embedded components energy It is removably attached in the shell of cover shape in this way, so that insertion opening forms outflux；And the jet nozzle of sleeve-shaped connects Receiving part can be by closed with covers on its end side away from jet nozzle, which has the connection that can be connected with inlet port and connect Pipe or such import.

According to the invention suggestion, reflux choking device according to the invention of the type mentioned at the beginning has the shell of cover shape, embedding Entering element can be embedded in the shell.Here, on the one hand the jet nozzle female part of sleeve-shaped and on the other hand capture members via extremely A few meeting stile is interconnected to embedded components.In order to which by the shell of embedded components insertion cover shape, shell has one The insertion of a longitudinal direction side is open.Embedded components can be removably attached in this way in the shell of cover shape, so that insertion opening is formed Outflux.The jet nozzle female part of sleeve-shaped can be by closed with covers on its end side away from jet nozzle, the lid band There are the connecting tubes that can be connected with inlet port or such import.Because the jet nozzle female part of sleeve-shaped can be by lid Closing, so the jet nozzle female part can also be opened in this way, so that be movably guided in jet nozzle female part Jet nozzle can be easily embedded into.Because the reflux choking device formed by shell and the insert that can be embedded forms a function The unit that energy is reliable and structure is especially small, so the unit can also be afterwards also in bathtub, toilet ceramic, health Between on toilet seat or also intermediate in the regions in other health using position be connected in water inlet pipe.

It is suitable in order to which shell has the standard compliant distance between outflux and the support loaded by shell always It is that, integrally formed at least one space maintaining member, preferably multiple space maintaining members on shell, the space maintaining member guarantees Minimum range relative to the insertion opening for being set as outflux.

In order to which promptly drying is located at the reflux choking device in cylinder female part or shell after every use, favorably , cylinder female part or shell are flowing in the region in free jet stream section on cylinder female part or shell circumferential surface There is at least one fill opening except outlet, preferably in the side away from outflux.

For the pollution being limited in a female part or shell inner space and splash water is prevented to flow out, it is suitable It is that at least one described fill opening is located at the inflation gap in a female part or shell wall with being configured to labyrinth type.

For above-mentioned shell, a kind of preferred form of implementation regulation, shell band in the longitudinal direction side away from insertion opening There is at least one described fill opening.

In order to also realize the labyrinth type trend of fill opening in the reflux choking device for being equipped with shell, it is advantageous that shell There are two fill openings gap-shaped, along shell portrait orientation for tool；And it is located at the meeting stile of the embedded components in shell It reaches by each gap-shaped imaginary plane of fill opening.

In order to protect reflux choking device according to the invention in the region of its jet nozzle from such contaminated Drop, the drop unintentionally splash when liquid jet is incident in capture members, it is advantageous to which injection or partition wall are substantially filled out Full cylinder inner space or enclosure interior space net cross section.

In order to by reflux choking device according to the invention in a simple manner with shower nozzle or it is such use position Be connected and in order to and meanwhile ensure be located at it is according to the invention reflux choking device in each component part position be suitble to determine Position, it is advantageous that integrally formed with connecting tubes or such outlet in capture members, capture members are connected with outlet It connects；And groove, on the shell end side of shell, direction insertion opening open are equipped in peripheral side in capture members and outlet Wall opening be scarfed in the groove.

In order to ensure each component part to each other, it is suitable for the conclusive position of function by present invention reflux choking device The positioning of conjunction, it is advantageous that on the outside integrally formed with guide wall on jet nozzle female part, in the guide wall two sides each one A meeting stile acts in the guide wall；Forked bracket is stretched out in the enclosure interior space of shell；And guide wall exists Using being sticked in this wise in position on the bracket being arranged between each meeting stile, so that the fork of bracket is opened in two sides with interspersed Mouth is arranged spaced apartly.

Injection or partition wall can be made individual component and can then be fixed at least one described connection afterwards On lath.But it is preferred that a kind of following forms of implementation, in the form of implementation, injection or partition wall at being integrally formed one-piece On at least one described meeting stile.Such form of implementation is conducive to simply manufacture with few component part according to the present invention Reflux choking device.

When the lid of closing jet nozzle female part sticks on the adjacent shell of shell in inside in the position of use On body end side and be integrally formed connecting tubes on lid or such import pass through herein it is on shell end side, Towards insertion opening open holding opening when, be conducive to the firm holding to flow back choking device inside housings in space and time Flow the suitable positioning in the position of choking device in the housing.

In order to be immobilized in the shell embedded components in portion space easily disassembledly but still reliably enough, favorably , keep opening or wall opening that at least there is retraction portion in side along direction of insertion, it can be removably by the retraction portion Lock connecting tubes.If opening or wall opening is kept to have such retraction portion in the two sides of its opening contours, be open wheel The wide profile substantially with the keyhole for tooth key.

The particularly advantageous further improvement scheme regulation of one kind according to the invention, at least one described import and described At least one following function element " flow regulator, back flow stopping device or strainer " is equipped between jet nozzle.In order to The pressure condition of fluctuation in supply network independently generates the water jet of optimization in jet nozzle, it is advantageous to cylinder into It is provided with flow regulator between mouth or case entrances and jet nozzle, the water which will flow through per unit time It adjusts and is restricted in the value for jet nozzle and capture piece optimization.In order to may be also contaminated with the exclusion of additional reliability Water flow back into supply network, it is advantageous between at least one described import or case entrances and the jet nozzle Equipped at least one back flow stopping device.

A kind of form of implementation regulation that can particularly simply operate according to the invention: at least one following function element " flow regulator, back flow stopping device or strainer " is the component part for being embedded in tube filler；And being embedded in tube filler preferably can be from end side Open jet nozzle female part is embedded in the jet nozzle female part.Here, insertion tube filler also may include two when necessary Setting one after another but the independent back flow stopping device in terms of its function.

Particularly advantageously, one back flow stopping device or the multiple back flow stopping device and/or flow on the one hand It is equipped at least one strainer or at least one grid between adjuster and the on the other hand jet nozzle, to make pressure feelings Condition is uniform on the net cross section in jet nozzle region.The grid or strainer are such fine mesh so that it make it is such Uniform in barometric gradient present on water flow cross section, which for example may be by back flow stopping device or flow regulator In internal structure cause.

Kinetic energy as high as possible is converted in the region of jet nozzle in order to automatically supply the pressure of the liquid of net in the future And provide, the preferred infundibulate of diversion division towards jet nozzle nozzle opening it is tapered.

It is opened to resist liquid jet, appropriately, tubulose or warty is inscribed in the region of nozzle opening in jet nozzle Ground stretches out.If stretched out to the nozzle opening adapter tube shape of jet nozzle or warty, thus prevent the injection water droplet of outflow can simultaneously It can cross and interference jet.Here, it is that adapter tube shape or the jet nozzle of warty are also possible to retract and by circular groove or Concavely formed portion surrounds.

In order to which capture members can actually capture the liquid jet to come via jet stream section to No leakage, it is advantageous to The section around capture opening of capture members also stretches out to adapter tube shape or warty.Pass through the adapter tube shape in capture opening periphery Or the make that warty is stretched out, also avoid the injection water droplet of outflow that can cross and interference jet herein.

For being provided according to the preferred application example of reflux choking device of at least one of foregoing invention invention construction: returning Stream choking device is connected to health in inflow side and uses position upstream；And the health is preferably sitting bath either using position The flow inlet of the bottom side of lavatory basin or bathtub.But reflux choking device according to the invention, which can also be for example connected to, is located at doctor Use position upstream in institute in order to lean on prevents the pollution due to bacterium to pipeline water.

Further improvement scheme according to the invention also combines following attached drawing descriptions to obtain by claims.

Detailed description of the invention

Also want that the present invention will be described in more detail below by preferred embodiment.

In figure:

Fig. 1 shows the cross-sectional view of a reflux choking device with a cylinder female part, and an insertion cylinder is embedded in this In cylinder female part, which has a jet nozzle and a capture members, and capture members capture is from jet nozzle via one The jet stream that a free jet stream section comes,

Fig. 2 shows in Fig. 1 reflux choking device side view,

Fig. 3 shows the top view of the reflux choking device in Fig. 1 and 2,

Fig. 4 shows the exploded view of the chief component of the reflux choking device in Fig. 1 to 3,

Fig. 5 show one and Fig. 1 to 4 it is constructing comparablely and here equally with the reflux shown in longitudinal section view cut The only view of device, in the reflux choking device, the jet nozzle and capture members being located on insertion cylinder are configured to individual component,

Fig. 6 shows the side view of the reflux choking device in Fig. 5,

Fig. 7 shows the top view of the reflux choking device in Figures 5 and 6,

Fig. 8 shows the exploded view of the chief component of the reflux choking device in Fig. 5 and 7,

The longitudinal section view that Fig. 9 shows a reflux choking device passes through a tubular connector in the reflux choking device Replacement insertion cylinder, wherein reflux choking device depicted herein can be prevented back when necessary by an integrated back flow stopping device Stream,

Figure 10 shows the side view of the reflux choking device in Fig. 9,

Figure 11 shows the exploded view of the chief component of the reflux choking device in Fig. 9 and 10,

Figure 12 shows the perspective of the chief component of a jet nozzle for the reflux choking device according to Fig. 1 to 8 Figure,

Figure 13 shows the longitudinal section view of the jet nozzle in Figure 12, wherein jet stream spray of the jet nozzle in a sleeve-shaped Movably be guided in this way in mouth female part so that the jet nozzle with its stretch out nozzle opening in eject position energy Enough penetrate the interspersed opening an of diaphragm, wherein jet nozzle is here in the jet nozzle female part that it has been withdrawn into sleeve-shaped In ready position in show,

Figure 14 with to illustrating the jet nozzle in ready position by the vertical view on diaphragm that jet nozzle penetrates,

Figure 15 shows the jet nozzle in Figure 12 to 14 in the eject position shown in vertical profile here of nozzle opening,

Figure 16 show the jet nozzle in Figure 12 to 15, to the interspersed opening for stretching out in diaphragm jet stream opening on just View,

Figure 17 shows schematical longitudinal section view of the reflux choking device in its capture members region,

Figure 18 shows the reflux choking device constructed according to Fig. 1 to 17, which connects in inflow side here In the flow inlet upstream of the basin bottom side of a bathtub,

Figure 19 shows a reflux choking device, and being connected to one among the reflux choking device can also be assemblied in afterwards when necessary The water of one toilet seat or the sitting bath on a toilet ceramic enters the mouth,

Figure 20 shows the water passage of sitting bath shown in Figure 19 schematically shown, which there is one to be referred to as The handheld shower nozzle of " shower shower head (Shattaf-Shower) ", wherein entering the mouth in water can be seen that intermediate connection Reflux choking device,

Figure 21 shows the longitudinal section view of another form of implementation of a reflux choking device, wherein flows back shown in Figure 21 Reflux choking device shown in choking device and Fig. 1 to 18 is similarly configured,

Figure 22 shows the detail view of the perspective of the reflux choking device in Figure 21,

Figure 23 shows the reflux choking device in Figure 21 and 22, top view on outflux to the reflux choking device,

Figure 24 shows the side view for the choking device that flows back shown in Figure 21 and 23,

Figure 25 show in Figure 21 to 24 reflux choking device, to away from outflux upside on top view,

Figure 26 shows the longitudinal section view of the reflux choking device of the vertical profile same here in Figure 21 to 25, wherein in the reflux One is equipped in choking device and overcomes the jet nozzle that reset force is movably guided, this is shown in two shift positions here Jet nozzle,

Figure 27 shows the jet stream spray being movably guided that the reflux choking device in Figure 21 to 26 is in reflux choking device View in each shift position of mouth being compared,

Figure 28 shows the longitudinal section view of the jet nozzle for the choking device that flows back shown in Figure 21 to 27,

Figure 29 shows view of the injection nozzle for the choking device that flows back shown in Figure 21 to 27 in the region of its nozzle opening Figure, and

Figure 30 show the jet nozzle in Figure 28 and 29, to the top view on nozzle opening.

Specific embodiment

Reflux choking device 1,100 is shown with different embodiments in Fig. 1 to 30, which can flow into Side is connected to the bathtub inflow entrance upstream that health uses position, such as sitting bath or bathtub.The reflux choking device 1,100 should be reliable Ground prevents contaminated water from flowing back into drinking water supply net.

Reflux choking device 1 shown in Fig. 1 to 20 has a cylinder female part 2, this tin female part is for example desirably integrated into In a matched space part of shape on toilet seat.It such as can be seen that by the comparison of Fig. 1 to 8, in cylinder female part 2 The jet nozzle 4 and a capture members 5, the capture members that can be connect with an inlet port 3 of cylinder female part 2 equipped with one can capture The liquid jet to come from jet nozzle 4 via a free jet stream section 6.Jet nozzle 4 via cylinder female part 2 entrance Mouth 3 is connect with drinking water supply net, and capture members 5 are not shown further via an outlet of cylinder female part 2 and one Injection nozzle is washed with the hand-held that is describing in Figure 19 and 20 and being referred to as " shower shower head " of a sitting bath Spray head 45 is bathed to connect.Below free jet stream section 6 be equipped with cylinder female part 2 an outflux 8, water as water jet via The free jet stream section is guided with being exposed to atmosphere, which can export from the inside of cylinder female part 2 and not be captured part 5 The liquid portion amount of capture.One space maintaining member 68 at being integrally formed on cylinder female part 2 one-piece, the space maintaining member It can ensure that and be located at the standard compliant most narrow spacing choked water between refluence plane thereafter in outflux 8 and a streamwise From.The space maintaining member 68 be for example configured in terms of cross section sleeve-shaped and in its longitudinal direction side two sides have it is through-flow Opening 69, these through-flow openings are oriented along the longitudinal extension of space maintaining member 68.These are in the longitudinal direction of space maintaining member 68 The through-flow openings 69 that two sides are located on side provide the appearance of cage shape to space maintaining member 68.

Reflux choking device 1 shown in Fig. 1 to 8 is equipped with an insertion cylinder 9, and the insertion cylinder is with jet nozzle 4 and prisoner Obtain part 5.The insertion cylinder 9 can be for example embedded into cylinder female part 2 shown in Fig. 1 by an insertion opening 10 and can be in this way It is removably attached to wherein, so that jet nozzle 4 is connect with the inlet port 3 of cylinder female part 2.It can be seen that, be embedded in by Fig. 1 and 5 Cylinder 9 is arranged between jet nozzle 4 and capture members 5 and formation or the cylinder section for limiting free jet stream section 6 at it The cylinder opening 11 being connect at least one with the outflux 8 of cylinder female part 2.In insertion cylinder 9 as shown here, cylinder opening 11 It directly adjoins each other with the outflux 8 of cylinder female part 2.

Insertion cylinder 9 can be embedded into the inside of a female part 2 by insertion opening 10, and insertion opening can be sealed by one Lid 12 is closed, and insertion cylinder 9 can be removably attached in the capping.Capping 12 is removable by a plug/rotation connection here It is maintained at unloading on a female part 2, wherein plug/rotation connection can for example be configured to insert rotating connection or such bayonet Connection.

Capping 12 have a capping continuation 13, be embedded in cylinder 9 can it is adjacent with its, in the open cylinder end regions in end side On 14 pushing sleeves or inserting to the capping continuation.

Therefore, insertion cylinder 9 can be by holding under narrow situation from external capping 12 accessible always It changes places operation.

Being embedded in cylinder 9 has at least one import 15, the intake energy via one the inner circumferential of cylinder female part 2 and cylinder periphery it Between surround and the entrance of annular chamber 16 and cylinder female part 2 that circumferentially seals along the longitudinal direction of cylinder female part 2 in two sides Mouth 3 connects.Insertion cylinder 9 has import 15 there are two ellipse and along cylinder circumferential direction orientation here.Cylinder female part 2 into Entrance 3 along circumferential direction with the import 15 being arranged on side relative to each other at identical height here it is evenly-spaced lead to Into annular chamber 16.

It can be seen by the one hand Fig. 1 and 5 and the on the other hand comparison of Fig. 4 and 8, capping continuation 13 passes through a certain number of It is parallel, with small distance is spaced and the training wall 17 of mutual sheet setting is formed.If being embedded in cylinder 9 to be set with Onto capping 12, then the gap being retained between training wall 17 is connected with each other each import 15, thus flowed into via import 15 Water flow bumps against in following places and redirect in a longitudinal direction, and the water flow is at the place by adjacent water conservancy diversion It is flowed into an inner space between wall 17 towards the free channel of the setting of jet nozzle 4 or by opening 18.

An insertion tube filler 19 is equipped between import 15 and jet nozzle 4, which can be from open in end side Cylinder end regions 14 are embedded into an inner space.Being embedded in tube filler 19 has at least one back flow stopping device, the back flow stopping device Only allow the water flow towards jet nozzle 4.Being embedded in tube filler 19 also has a flow regulator, which can be by every list The water and pressure that the position time is through-flow are independently limited and are adjusted onto a determining value.

With in reflux choking device 1,100 shown in longitudinal section view, jet nozzle 4 is in sleeve-shaped in Fig. 5 and 21 It is movably guided in jet nozzle female part 50.The jet nozzle female part 50 is connect with capture members 5 via at least one Lath 51, preferably two be parallel to meeting stile 51 that free jet stream section 6 is arranged at being connected with each other one-piece.

In the reflux choking device 100 shown in Figure 21 to 27, jet nozzle female part 50 and capture members connected to it 5 An embedded components 52 are formed, which can be embedded into the shell 53 of a cover shape.Shell 53 has one thus to be indulged To the insertion of side opening 54, embedded components 52 can pass through insertion opening insertion.

Embedded components 52 can be removably attached in this way in shell 53, so that insertion opening 54 is formed simultaneously outflux 8. Jet nozzle female part 50 can be closed on its end side away from jet nozzle 4 by a lid 55, which has one The import that can be connect with inlet port.The import is configured to connecting tubes 56 here, which does not show further via one Hose out can be connect with inlet port.In order to be always ensured that in the insertion opening 54 and corresponding housing base for being used as outflux 8 Between enough distances, at least one space maintaining member can be integrally formed on shell 53.It is preferred that a kind of be not shown here , form of implementation equipped with multiple space maintaining members, these space maintaining members are more particularly set in shell folding corner region.

It can be seen that in Figure 21 and 22, a connecting tubes 57 or such outlet are also integrally formed in capture members 5, with Just capture members 5 are for example connected via a hose conduit with the outlet for leading to using position.It can be seen that in Figure 21 and 22, In capture members 5 and a groove 58, a shell in shell 53 are being equipped in peripheral side on connecting tubes 57 for export On body end side, the 54 open wall openings 59 that are open towards insertion are scarfed in the groove.Because surrounding the insertion of wall opening 59 Opening is scarfed in groove 58, so ensuring that the position of the embedded components 52 formed by jet nozzle 4 and capture members 5 is suitble to always Positioning.

It can be seen that in Figure 21 and 22, a guide wall 60 is integrally formed on jet nozzle female part 50 in peripheral side.? Each one of 60 two sides of guide wall meeting stile 51 acts in the guide wall, which sticks in the position of use On the bracket 61 of one fork-shaped, which stretches out in the enclosure interior space of shell 53.Here, the fork 62 of bracket 61 is in two sides With the nozzle opening of jet nozzle 4 it is spaced apart be arranged, so as not to interfere the function according to regulation of jet nozzle 4.Cause It is sticked on bracket 61 in the position of use for guide wall 60, so also ensuring that 52 position of embedded components is compatibly embedded into shell In body 53.It is arranged between each meeting stile 51 because bracket 61 pitches 62 with it, also realizes embedded components 52 in shell 53 In it is anti-rotational.

It can find out well in Figure 21, exist in the position of use in the lid 55 of end side closing jet nozzle female part 50 Inside sticks on the adjacent shell end side of shell 53.Here, the connecting tubes 56 being integrally formed on lid 55 run through one A on shell end side, open holdings opening 70 of direction insertion opening 54.It connects wherein in the position of use The holding opening 70 of pipe 56,57 and also wall opening at least have in side, preferably in two sides in its opening contours to bounce back Portion 71, connecting tubes 56 or 57 can removably be locked by the retraction portion.The retraction portion in opening contours is located in two sides 71 to keeping opening 70 and also wall opening 59 to provide following opening contours, and the opening contours and setting are for tooth key Keyhole is comparable.Ensure reliable holding of the embedded components 52 in shell 53 in this manner.

It can be seen that by Fig. 1,4,5,8,21,22 and 26, connect the strainer 20 that a taper is stretched out in 4 upstream of jet nozzle. It constitutes to strainer 20 or the such fine mesh of grid, so that the pressure different on cross section in water flow are homogenized.

The jet nozzle 4 of reflux choking device 1,100 can make the pressure energy of the water from supply network be converted into the dynamic of water jet Energy.For this provision, diversion division towards jet nozzle 4 21 infundibulate of nozzle opening it is tapered.In the region of nozzle opening 21, Jet nozzle 4 is configured to the lug boss 22 of adapter tube shape or warty, so as to make by caused by adhesion strength to the influence of water jet most It is small.

In free jet stream section 6, with capture members 5 and jet nozzle 4 it is spaced apart be provided at least one spray It penetrates or partition wall 23, the injection or partition wall has a transmissive apertures 24, which has the jet stream with liquid jet Compare bigger net cross section in cross section.Here, the clear opening cross section of the transmissive apertures 24 determines size in this way, so that liquid Jet stream is with not being transmitted 24 boundlings of opening and just also contactlessly across the transmissive apertures.In order not to interfere liquid jet, The injection or partition wall 23 being arranged spaced apartly between jet nozzle 4 and capture members 5 are closer to the setting of capture members 5. Here, it is preferred that a kind of form of implementation, injection or partition wall 23 are at least spaced apart four millimeters with capture members 5 in the form of implementation.

Capture members 5 should will be from jet nozzle 4 and be captured the kinetic energy for the water jet that part 5 is captured and be converted into accordingly Pressure energy, sequentially for for example being arranged by injection nozzle, the handheld shower nozzle 45 of sitting bath or another health using position Cleaning jet stream or water jet out needs the pressure energy.It can be seen that by Fig. 1,5,21 and 26, capture members 5 are thus in its net cross section Extend to aspect infundibulate.Capture members 5 have a capture opening 28, which is open at least in the section 25 of its inflow side Clear opening cross section with hollow cylinder.After the section 25 for being configured to hollow cylinder, capture members 5 are towards outlet Extension.On the outflow side of the section 25 of hollow cylinder, capture members 5 have curvedly to expand conically or in net cross section The partial sector 26,27 of exhibition, the section 26 of the inflow side in these partial sectors compared with subsequent partial sector 27 less Expansion.

In reflux choking device 1, capture members 5 are passed into the cylinder outlet 30 on the cylinder end 29 that one is arranged in end side In, this tin outlet and the outlet 7 of cylinder female part 2 are disposed adjacently.Cylinder 9 is embedded in also at its cylinder end with cylinder outlet 30 Circumference in the region in portion 29 relative to cylinder female part 2 circumferentially seals.

The insertion cylinder 9 of reflux choking device 1 can be embedded in this way and be fixed in a female part 2, so that jet nozzle 4 and cylinder The inlet port 3 of female part 2 is connected and capture members 5 are connected with the outlet 7 of cylinder female part 2 simultaneously.Flow back choking device 1 Insertion cylinder 9 is arranged in cylinder section that is between jet nozzle 4 and capture members 5 and limiting free jet stream section 6 at it to be had There is at least one opening 11, this tin opening is connect with the outflux 8 of cylinder female part 2.By loosening insertion from cylinder female part 2 Cylinder 9 and replaces the insertion cylinder 9, and reflux choking device 1 can be matched with scheduled conditions the most different in this way with few consuming, makes Ensure always optimize function, it is described reflux choking device cylinder female part 2 for example can it is concavely formed to toilet seat, In toilet ceramic or bathtub or as being configured to be embedded on toilet seat here, make pottery in toilet Shell on ceramic products or in the corresponding receptacle in the basin opening of bathtub.By loosening insertion cylinder from cylinder female part 2 9, it can also easily clean reflux choking device 1 and when needed to its deliming.

The difference of the embodiment shown in Fig. 1 to 4,5 to 8 and 21 to 27 of choking device 1,100 of flowing back is only that, In embodiment shown in Fig. 5 to 8, on the one hand jet nozzle 4 and on the other hand to be respectively configured to an energy removable for capture members 5 The component being embedded into unloading in insertion cylinder 9.By the way that jet nozzle 4 and capture members 5 are configured to individual component, be conducive in this way Shown in Fig. 5 to 8 flow back choking device 1 modular structure type so that as necessary by replacement jet nozzle 4 and/or Capture members 5 can also make to be embedded in the corresponding conditions that cylinder 9 is matched with supply network existing for locality.

Because forming insertion cylinder 9 or embedded components 52 free jet streams in remaining reflux choking device 1,100 The section in section 6 only passes through described two formation of meeting stile 51 oriented along the longitudinal direction, so the insertion of reflux choking device 1 The embedded components 52 of cylinder 9 or the choking device 100 that flows back are configured to open in the region in the free jet stream section 6.In order to Reflux choking device 1,100 can be dried promptly again after every use, be equipped in the region in free jet stream section 6 At least one fill opening.

In reflux choking device 1, the side of the outflux 8 away from cylinder female part 2 of the cylinder female part 2 shown in Fig. 1 to 8 Gap-shaped fill opening 37 is equipped on face thus, these fill openings extend through to labyrinth type the wall of a female part 2 here. On the other hand, gap-shaped fill opening 63 there are two the tools of shell 53 of reflux choking device 100 shown in Figure 21, the two Fill opening is arranged in the longitudinal direction side of insertion opening 54.Described two gap-shaped fill openings 63 are in parallel to each other simultaneously And it is oriented along shell longitudinal direction with being spaced from each other distance.Because of the meeting stile 51 for the embedded components 52 being located in shell 53 One is reached by the imaginary plane of gap-shaped fill opening 63, so also reaching labyrinth in reflux choking device 100 Formula, across fill opening 63 air guide.

Reflux choking device 1,100 depicted herein provides the safety of maximum possible, to exclude contaminated water reflux Into the region being connect with drinking water supply net.In order to can also be cut in the place insertion reflux for not requiring safety high in this way Only device 1,100, it is possible to, with the insertion in cylinder female part 2 of the replacement reflux choking device 1 of connector 31 of a sleeve-shaped Cylinder 9, the connector bridge free jet stream section and must by the outlet 7 of the inlet port of cylinder female part 23 and cylinder female part 2 It is connected when wanting in the case where there is the insertion tube filler 19 of at least one back flow stopping device intermediate connection one.

It can be seen that by Fig. 9 to 11, the modular frame mode of reflux choking device 1 is convenient for a corresponding connector 31 Replacement insertion cylinder 9.It can be seen that by the comparison of Fig. 9 and 11, the connector 31 of sleeve-shaped is also covered with its open end side end in this way It is attached in the capping continuation 13 of capping 12, so that entrance of the inlet opening 32 of side via annular chamber 16 and cylinder female part 2 Mouth 3 is connected.Here, the insertion tube filler 19 being pushed into connector 31 is locked in capping continuation 13 and a setting is connecting Between annular convex shoulder 33 in the inner circumferential of part 31.

The reflux choking device 1,100 an of different configuration is at least shown in Figure 12 to 15 and 21 to 27 has jet stream spray The partial region of mouth 4.Such as it can be seen that by Figure 12 to 15 and 21 to 27, in the reflux choking device 1,100 of the different configuration, jet stream Nozzle 4 is movably guided in jet nozzle female part 50 and can be from a ready position shown in Figure 13 and 14 Reset force is overcome to be moved in an eject position under the pressure effect of through-flow liquid, in the eject position, such as Figure 15 With shown in 16 or 26 or 27, jet nozzle 4 with its formed nozzle opening 21 and be configured to the nozzle segment of lug boss 22 Penetrate the interspersed opening 36 being located in a flexible sheet 35.In the embodiment shown in Figure 15 and 16, reset force It is applied on jet nozzle 4 by reset spring 34；And in the embodiment shown in Figure 26 and 27, elastic material and/or bullet Property diaphragm 35 can the moulding of elastic deflection form the reset element that is applied on injection nozzle 4.

It can be seen that in Figure 26 and 27, jet nozzle 4 reaches thus to be configured to here in the diaphragm 35 of cupuliform, the diaphragm With interspersed opening 36 in the bottom of a cup portion of its cup-shaped.Here, the circumferential edge away from bottom of a cup portion of diaphragm 35 is with rubber bullet The mode of property is supported on jet nozzle 4.It can be seen that in Figure 26 and 27, diaphragm 35 is in the region in the bottom of a cup portion of its cup-shaped Jet nozzle female part 50 is sealed in the region of an opening being located in guide wall 64 and diaphragm 35 is in its cup-shaped Circumferential surface on at least one percolation opening, the percolation opening 65 of preferably multiple distances that are spaced from each other, the percolation is open It is configured to gap-shaped and orients along circumferential direction.These percolation openings 65 are by the inner space 66 of jet nozzle female part 50 It is connected with the inner space 67 of the diaphragm 35 of cupuliform, to be able to achieve inside these during 4 moving movement of jet nozzle Fluid exchange between space 66,67.It is determined to resist jet nozzle 4 in the region of its nozzle opening 21 by evaporating It ties calcium and provides, jet nozzle 4, which is surrounded or surround by water in its ready position shown in the left side Figure 27, to be washed away.

Figure 17 shows one kind reflux choking device according to the invention in its 5th area of capture members with schematical partial longitudinal sectional view View in domain.As seen from Figure 17, capture members 5 are in the section that it surrounds capture opening 28 in peripheral side adapter tube shape or warty Ground stretches out.Furthermore be shown in FIG. 17, capture members 5 in the region of its capture opening 28 with hollow cylinder or The substantially section of hollow cylinder.Here, advantageous can be, the length l of the section₁Compared with the net interior diameter of capture opening Ratio be preferably greater than and/be equal to 0.2 to less than/be equal to 10, particularly be greater than/be equal to 1.5 to less than/and be equal to 2.6.In Figure 17 It can also be seen that capture members 5 extend to preferred infundibulate after the part of hollow cylinder.It provides herein, capture members are in its sky On the outflow side of the section 25 of heart cylinder at least one along through-flow direction conical expansion section 26,27, and with sky The section that the section of heart cylinder abuts directly against have from 0 to comprising 100 millimeters, preferably from 0 to the length l comprising 30 millimeters₂。 Here, it is preferred that form of implementation depicted herein, capture members 5 have at least two to expand along through-flow direction taper in the form of implementation The section 26,27 of exhibition, wherein at least outflow side at least two sections 26,27 adjacent to each other and preferably stronger The section of extension has from 0 to 100 millimeter, preferably from 0 to 30 millimeter of length l₃。

It can also be seen that, capture members 5 are in the region of the section 27 of its stronger conical expansion relative to capture in Figure 17 The longitudinal axis of part has from being greater than/be equal to 0 to less than/be equal to 45 °, preferably greater than/be equal to 0 to less than/be equal to 18 ° of angle a₂.Here, between the section 27 for being located at the stronger conical expansion of capture members 5 and the section 25 of hollow cylinder, have Angle a of the partial sector of more Small Taper relative to capture members longitudinal axis₁Should be from be greater than/be equal to 0 to less than/be equal to 45 °, it is excellent Choosing is equal to 13 ° from/be equal to 0 to less than/is greater than.

Repeat the preferred range in the structural form of capture members 5 again in the following table:

	Most narrow design parameter	Widest design parameter
			l₁/d	1.5≤l₁/d≤2.6	0.2≤l₁/d≤10
l₂[mm]	0≤l₂≤30	0≤l₂≤100
			l₃[mm]	0≤l₃≤30	0≤l₃≤100
a₁(degree)	0≤a₁≤13	0≤a₁≤45
			a₂(degree)	0≤a₂≤18	0≤a₂≤45

Reflux choking device 1 depicted herein can be connected to bath appliance in inflow side, particularly be arranged to water closet pan The sitting bath upstream of device.In addition, but it is also possible that reflux choking device 1 is on the flow inlet that inflow side is connected to bathtub 38 Trip.It can be seen that by the schematic diagram in Figure 18, in bathtub 38 as shown here, bathtub inflow entrance 39 and bathtub outflux 40 are mutual It is discretely located on the basin bottom part of bathtub 38.But it is also possible that keeping bathtub inflow entrance 39 and bathtub outflux 40 total at one It flocks together in same basin opening.Because thus bathtub inflow entrance 39 is also disposed at the bathing in bathtub 38 anyway Below the water surface of water, thus bath water can without splash water and low noise enter in bathtub 38.However because pressure Water on to the water and bathtub inflow entrance 39 of entrance also contains such danger, that is, the bath water that polluted is flowed into using water Into water supply network, so ensuring extremely effective inflows safely using absolutely essential in example shown in Figure 18.

Water enter in bathtub 38 by one can the tap 41 of manually handle operate, the tap collection one hot water Inlet port 42 and a cold water inlet port 43 are.It is through-flow after the water from tap 41 has reached reflux choking device 1 Water energy enough pass through a centre be connected to reflux choking device 1 and bathtub inflow entrance 39 between back flow stopping device 44, then exist Water in bathtub inflow entrance 39 is flow in bathtub 38 in bottom side.

It can be seen that in the schematic diagram according to Figure 19 and 20, reflux choking device 1 according to the invention can also intermediate connection The sitting bath schematically shown here to one for example leads in the water inlet port 49 an of handheld shower nozzle 45, the seat Bath is yet encased in toilet ceramic or in toilet seat afterwards when necessary.

It crosses as already mentioned above, the jet nozzle 4 for the choking device 100 that flows back shown in Figure 21 to 27 is in jet nozzle It is movably guided in female part 50.For this purpose, jet nozzle female part 50 is configured at it away from the side of nozzle opening 21 It is openable by lid 55.Pass through opening in the position of use by the closed insertion of lid 55 for jet nozzle female part 50 Mouthful, jet nozzle 4 can be embedded into the inner space of jet nozzle female part 50.It can be seen that in Figure 26 and 27, jet stream spray Mouth 4 can act on lower gram from the ready position shown in the longitudinal axis left side in the pressure of through-flow liquid in reflux choking device 100 Take reset force be moved on the right of longitudinal axis shown in eject position, in the eject position, jet nozzle 4 forms spray with it The nozzle segment of mouth opening 21 penetrates the interspersed opening 36 being located in flexible sheet 35.Here the jet stream for taper is basically constituted Intermediate annular convex shoulder is for example arranged in nozzle 4 with one herein, and the diaphragm 35 for being configured to cover shape is supported on the convex annular On shoulder.Here be configured to cupuliform and the diaphragm 35 made of elastic material be shaped so as to so that the diaphragm applies reset force Onto the jet nozzle 4 being movably guided.Movement routine of the jet nozzle 4 in jet nozzle female part 50 is on the one hand logical One is crossed in the strainer 20 of 4 upstream of jet nozzle connection and on the other hand by one in the inner circumferential of jet nozzle female part 50 A annular convex shoulder 47 limits.

The jet nozzle 4 of reflux choking device 1 shown in depiction 21 to 27 in Figure 28 to 30.As by Figure 28 to 30 Overview observation can be seen that jet nozzle 4 has an annular convex shoulder in the region of its nozzle opening 21.For this purpose, an encirclement The lug boss 22 of the annular of nozzle opening 21 at being integrally formed on jet nozzle 4 one-piece.Around the nozzle of jet nozzle 4 The open edge of opening be configured to cusped edge and thus without chamfering or without rounding.The open edge of nozzle opening 21 has thus There is the rib degree less than 0.1 millimeter or greater than minus 0.1 millimeter.Because of nozzle opening and the open edge edge flowing around nozzle opening 22 front of lug boss of annular is arranged in direction, and because thus the lug boss 22 of annular protects enclosing around nozzle opening 21 Cusped edge around edge, so avoiding the opening to nozzle opening 21 and its cusped edge perhaps occurred when manufacturing injection nozzle 4 The damage at edge.The open edge of cusped edge forms the air deflector seamed edge for being located at inner circumferential side, which is conducive to Liquid jet sharply shaped in jet nozzle 4 and not splash.

Reference signs list

1 (according to Fig. 1 to 20) reflux choking device

2 female parts

3 (cylinder female part 2) inlet ports

4 jet nozzles

5 capture members

6 jet stream sections

7 (cylinder female part 2) outlets

8 outfluxes

9 insertion cylinders

10 (cylinder female part 2) insertions opening

11 openings

12 cappings

13 capping continuations

14 end regions

15 imports

16 annular chambers

17 training walls

18 pass through opening

19 insertion tube fillers

20 strainers

21 nozzle openings

22 (jet nozzle 4) lug bosses

23 injections or partition wall

24 (in injection or partition wall) transmissive apertures

25 (hollow cylinder) partial sectors

26 (taper is constituted) partial sectors

27 (there is more Small Taper) partial sectors or transition zone

28 capture openings

29 ends

30 outlets

31 (sleeve-shaped) connectors

32 inlet openings

33 annular convex shoulders

34 reset springs

35 diaphragms

36 interspersed openings

37 fill openings

38 bathtubs

39 bathtub inflow entrances

40 bathtub outfluxes

41 taps

42 hot water inlet ports

43 cold water inlet ports

44 back flow stopping devices

45 handheld shower nozzles

47 annular convex shoulders

48 cut off member

49 feed water inlets

50 jet nozzle female parts

51 meeting stiles

52 embedded components

53 shells

54 insertion openings

55 lids

56 connecting tubes (as import)

57 connecting tubes (as outlet)

58 grooves

59 wall openings

60 guide walls

61 brackets

62 (bracket 61) forks

63 (reflux choking device 100) fill openings

64 (in guide wall 60) openings

65 percolation openings

66 (jet nozzle female part 50) inner spaces

67 (diaphragm 35 of cupuliform) inner spaces

68 space maintaining members

69 through-flow openings

70 keep opening

71 retraction portions

100 (according to Figure 21 to 27) reflux choking devices

Claims

1. flow back choking device (1,100), the reflux choking device have the jet nozzle (4) that can be connected with inlet port (3) and With capture members (5), which can will capture from jet nozzle (4) via the liquid jet that free jet stream section (6) comes It obtains and the capture members and outlet (7,57) is connected or can be connected with outlet, the capture members (5) have capture It is open (28), capture opening is at least in the section (25) of its inflow side with the clear opening cross section of hollow cylinder；? After the composition of the capture members is the section (25) of hollow cylinder, the capture members (5) extend towards outlet (7)；Its Be characterized in that: the capture members (5) on the outflow side of the section (25) of hollow cylinder have at least one conically or The partial sector curvedly extended in terms of net cross section；And connect at least two partial sectors (26,27), it is described at least The partial sector (26) of inflow side in two partial sectors is less expanded compared with subsequent partial sector (27).

2. reflux choking device according to claim 1, it is characterised in that: the jet nozzle (4) and the capture members (5) in terms of their size according to the following equation:

Diameter=Q of diameter/jet nozzle nozzle opening (21) of capture opening (28)₁It is so coordinated with each other, that is, quotient Q₁It is 1 To 5.

3. reflux choking device according to claim 1, it is characterised in that: the portion of the hollow cylinder of the capture members (5) The length (l) of sectional (25) with capture opening (28) open cross-section compared with according to the following equation:

Length (the l of the partial sector (25) of the hollow cylinder of capture members (5)₁Diameter (d)=Q of)/capture opening (28)₂Such as This coordinates, that is, quotient Q₂Minimum 0.2, it is up to 10.

4. reflux choking device according to claim 2, it is characterised in that: the portion of the hollow cylinder of the capture members (5) The length (l) of sectional (25) with capture opening (28) open cross-section compared with according to the following equation:

5. according to claim 1 to reflux choking device described in one of 4, it is characterised in that: the reflux choking device (1,100) exists Inflow side is connected to health and uses position upstream.

6. reflux choking device according to claim 5, it is characterised in that: it is described health using position be sitting bath either The flow inlet of the bottom side of lavatory basin or bathtub.

7. reflux choking device according to claim 2, it is characterised in that: the quotient Q₁It is 1.0 to 2.0.

8. reflux choking device according to claim 7, it is characterised in that: the quotient Q₁It is 1.0 to 1.34.

9. reflux choking device according to claim 3 or 4, it is characterised in that: the quotient Q₂Minimum 1.58, it is up to 2.6。