CN101990468A - Shower head - Google Patents

Abstract

A shower head comprises a shower head housing with a water inlet (1) and a jet discharge disc (2), wherein a plurality of jet discharge openings (4) are functionally combined into groups. For each group of jet discharge openings (4) at least one valve closing body is provided, which keeps some of the jet discharge openings of each group open, while keeping the other openings closed. By means of a water-operated drive and a reduction gear, the valve closing bodies are put in motion such that the currently open jet discharge openings are being closed and in return others are opened.

Description

Spray head

Technical field

The present invention relates to a kind of spray head, have spray head shell, water inlet and jet outgoing dish.

Background technology

Known a kind of spray head is provided with turbine in this spray head, turbine makes jet go out beam with respect to spray head shell periodically move (EP 676241).Go out between the beam decelerator can be set at turbine and jet.

In the known spray equipment of another kind, jet outgoing dish nothing itself is carried out eccentric motion with reversing.The jet outgoing part of being made by elastomeric material as sleeve pipe moves on cone at this, and wherein, all jet outgoing parts are keeping parallelism (WO00/10720) each other.

The same known spray head of massaging in addition, wherein the jet perforation hole opens and closes with very fast order.Provide the pulsating jet at this, this jet should produce massage effect when impacting skin.

Summary of the invention

The object of the present invention is to provide a kind of spray head, it also produces strong water jet under the situation of no additional water consumption when large tracts of land is sprayed.

For realizing that the present invention of this purpose proposes a kind of spray head with the described feature of claim 1.The theme that further constitutes dependent claims of the present invention.

According to therefore opposite at least two group jet perforation holes that comprise on its jet outgoing dish with prior art of spray head of the present invention, they are dividually by being used to export at least one own valve closing body opening and closing separately of spray jet.This opening and closing utilize the valving of continuous operation to carry out.Reduce by the flow of sprinkling equipment and improve the spray head pressure inside simultaneously by temporary transient disconnection jet perforation hole group.This state of opening simultaneously with respect to all jet perforation holes is enhanced jet.

Therefore described at least two group jet perforation holes have the closure body that at least one is responsible for this group jet perforation hole.In this regard, two valve closing bodies are parts of common means, thereby they can move jointly and simultaneously.However, here each part in two parts is responsible for one group of jet perforation hole separately.

On the other hand, the valve closing body of oneself can be set equally at least two group jet perforation holes respectively, it also constitutes as the parts that own and other valve closing body separates.This point can make the different parts of making this spray head become easily when needing, particularly under all valve closing body structures situation identical with structure.

The motion mode of valve closing body depends on the formation and the setting of jet perforation hole.Preferably at least one valve closing body is rotatably mounted.

According to the present invention, for therefore all valve closing bodies also are provided with common drive unit for the jet perforation hole of all groups.So also make mechanically phase mutually synchronization of valve closing body.Can coordinate the spray jet pattern that the user discerns visibly in this manner, the feasible pattern of determining that produces.

In another kind of the present invention further constitutes, between drive unit and valving, decelerator is set,, makes the user can discern jet graphics so that jet graphics is changed by this way, just not only the jet pattern can be discerned, and the pattern of variation can be discerned.In addition, produce the long shut-in time thus, reduce water consumption like this.

As the present invention in further constituting, propose like that, meaningfully, described drive unit particularly is provided with the turbine of the back that directly is arranged in water inlet by the water manipulation of flowing by sprinkling equipment for this reason.

In further formation of the present invention, at least one valve closing body lies on the inboard of jet outgoing dish and the interior lateral movement by jet outgoing dish.In this regard, the valve closing body opens and closes the jet perforation hole of deriving continuously on the inboard.

The geometrical arrangements of the jet perforation hole in the jet outgoing dish can constitute in further formation of the present invention like this, and the simple on the one hand power that produces is enough with its manipulation, and jet graphics also makes the people interested but then.Fact proved on the sprinkling equipment that meaningfully, the jet perforation hole is arranged on the circle, just on the curve of a closure.Because the present invention adopts at least two group jet perforation holes, so meaningfully at least two group jet perforation holes are separately positioned on the circle, wherein, particularly two circles distribute concentrically with respect to one another.

But can and be proposed by the present invention equally, two or more a plurality of circle are arranged side by side, and just neither contact is also non-intersect.These circles can have common central point, but also can be provided with arbitrarily.

In further formation of the present invention, the valve closing body of the jet perforation hole of two adjacent set is driven or also can be driven along opposite direction along identical direction.Particularly when the jet perforation hole is arranged on two concentric circles, especially effectively allow the valve closing body oppositely work.

For especially clearly constituting jet graphics, according to further formation of the present invention, the jet perforation hole of maximum 1/3-1/4 of one group of jet perforation hole is opened, and just exports water.So the circulation of the water jet of discharging can be clear that especially and the saving effect is effective.

In further constituting, the jet perforation hole that all of one group of jet perforation hole are opened is adjacent one another are.

In further formation of the present invention, at least one valve closing body constitutes as dish, also can be used as annular disk according to the setting of jet perforation hole and constitutes.But closure body also can have fan-shaped shape.

For opening the jet perforation hole, the valve closing body that constitutes as planar element has along the opening of its circumference sealing.

The valve closing body can make the valve closing body have the edge engaging tooth as dish or annular disk formation, and described edge engaging tooth is used for driving by speed changer.This has realized the quantity of part is kept less.

Description of drawings

Further feature of the present invention, details and advantage accessory rights claim and summary obtain, the two text becomes the content of specification by reference, and further feature of the present invention, details and advantage are also from the following explanation of preferred implementation of the present invention and acquisition with reference to the accompanying drawings.Wherein:

Fig. 1 illustrates the perspective view by the spray head of first embodiment of the invention;

Fig. 2 illustrates the profile of the spray head of Fig. 1;

Fig. 3 illustrates the cross-sectional view of the spray head of Fig. 1 and 2;

Fig. 4 illustrates along the part sectioned view of the line IV-IV among Fig. 2;

Fig. 5 illustrates the perspective view by the spray head of second embodiment;

Fig. 6 illustrate Fig. 5 spray head with the corresponding profile of Fig. 2;

Fig. 7 illustrate Fig. 5 and 6 embodiment with the corresponding profile of Fig. 3;

Fig. 8 illustrates in another embodiment and Fig. 2 and 6 corresponding profiles;

Fig. 9 illustrates the part sectioned view of the spray head of Fig. 8;

Figure 10 illustrate Fig. 8 embodiment with Fig. 3 and 7 corresponding profiles;

Figure 11 illustrates the parts with two valve closing bodies;

Figure 12 illustrates central floor panel;

Figure 13 illustrates the part by the shell of the embodiment of Fig. 8;

Figure 14 illustrate another embodiment spray head with the corresponding profile of Fig. 8;

Figure 15 illustrates the corresponding view with Fig. 9;

Figure 16 illustrates the profile of the spray head of another embodiment;

Figure 17 illustrates the profile that is in the spray head in the another location.

The specific embodiment

Fig. 1 illustrates the perspective view of first spray head obliquely from below, its shell has the shape of flat cylinder.Constitutewater inlet 1 on the back side on Fig. 1 top, shower water flows to the inside of shell by this water inlet.In the face of having jetoutgoing dish 2 on user's the bottom surface, it for example constitutes integratedly with thecover 3 of shell.Have three groups ofjet perforation holes 4 in jet outgoing dish, wherein, thesejet perforation holes 4 are on the circle of a sealing separately.The user it has been seen in that at this and relates to three groups ofjet perforation holes 4 in this view.

Fig. 2 illustrates the profile of this spray head.Jetoutgoing dish 2 is connected integratedly with thecover 3 of shell.The spray head shell utilizeslid 5 sealings that equally flatly constitute with jetoutgoing dish 2 overleaf.In the inboard of jetoutgoing dish 2 at center moulding or mountingsupport neck 6 otherwise.Rotatably mountedturbine 7 on supportingneck 6, thewheel hub 8 of this turbine extend to from the inboard of jetoutgoing dish 2 always and cover 5 inboard.In the zone on the inboard that lies in jetoutgoing dish 2,wheel hub 8 comprises external toothing tooth 9, and described external toothing tooth roughly extends on half height of the inner space of spray head shell.In the zone that engaging tooth 9 tops exist, onwheel hub 8, amount to six radially outward directedblades 10 of moulding.They extend to always covers 5 inboard.

Constitute thewater inlet 1 that beginning is mentioned on the outside oflid 5, this water inlet is expanded from joint sleeve 11s infundibulate.Inside in the zone of this expansion constitutes four through-flow mouthfuls 12 of tilting to extend, also referring to Fig. 4 in thelid 5 of sprayhead shell.Opening 12 tilts to extend, and definite says, if along the circular motion around the axis of supportingneck 6, all openings all tilt in the same direction.

The outer 13 ofblade 10 is on the cylinder of radius greater than through-flow mouthful of 12 residing radius of a circles.Therefore the water that enters the spray head shell bywater inlet 1 arrives theblade 10 ofturbine 7 obliquely and turbine is placed among the rotation.

In addition, in the inboard of jetoutgoing dish 2, three supportingnecks 15 of moulding in the zone between central point and outwardflange coil 16 rotatable being bearing on the described supporting neck.Thesedishes 16 have external toothing tooth 9 withturbine 7wheel hubs 8 and are inexternal toothing tooth 17 among the engagement.Therefore whenwheel hub 8 rotations,dish 16 reverses equally.Coil 16 lies on the inboard of jetoutgoing dish 2 planarly.Supporting neck 15 is in separately on one group of central point that is in ajet perforation hole 4 on the circle separately.The excircle that has engagingtooth 17 here is injet perforation hole 4 residing circle outsides.They handle describedhole 4 so thus, make water can not pass these holes.Eachdish 16 has slit 18, and the width in described slit is equivalent to the diameter ofjet perforation hole 4, and the distance of described slit and supportingneck 15 also is equivalent to the distance ofjet perforation hole 4 and supporting neck 15.Slit 18 is superimposed with some describedjet perforation holes 4 thus, and three thisjet perforation holes 4 are superimposed separately with just in time in the embodiment shown in fig. 3.Therefore these three jet perforation holes adjacent one another are 4 are opened, thereby water can be discharged by them.All threedishes 16 are identical aspect being provided with of size and length and slit 18.These dishes each in 16 forms the valve closing body in an illustrated embodiment, its with the acting in conjunction ofjet perforation hole 4 under form valve.

The operation principle of spray head is as follows shown in Fig. 1-4: as long as water enters the inside of shell, it is just discharged by thehole 4 of being opened by theslit 18 of three dishes 16.Water acts on theblade 10 ofturbine 7 and it is reversed.Progressively discharge otherjet perforation hole 4 during coiling the 16jet perforation holes 4 that also reverse and before their seal, open thus.Thus on the outside of spray head shell, just Fig. 1 below, form three groups of three water jets separately, their aspect the position along the circular motion that jetperforation hole 4 is set.

Introduce the embodiment of Fig. 5-7 now.Here the spray head shell is similar to the embodiment shaping of Fig. 1-4, butjet perforation hole 4 is provided with along two concentric circles in jet outgoing dish 2.The user can find out without a doubt that generation or plan merge the jet perforation hole in groups thus.The internal structure of spray head is similar to the embodiment of introducing previously.Turbine 7 utilizes itswheel hub 8 to be bearing on the middle supporting neck 6.Wheel hub directly lies in the ring gear 9 that comprises band external toothing tooth on jetoutgoing dish 2 area inside at it.The diameter of this ring gear is greater than first embodiment.Theblade 10 ofturbine 7 also is set on ring gear 9, and the embodiment of they and front disposes and definite size in a similarfashion.Water inlet 1 structure and front are identical, thereby need not give unnecessary details.Fig. 4 also is applicable to this embodiment.

In the inboard of jetoutgoing dish 2, directly with the inboard 19 adjacent formations of thecover 3 of shell around cannelure 20,jet perforation hole 4 is in the extension of the center of described cannelure.Constituting second cannelure, 22, the second cannelures with one heart with the cannelure 20 of outside dividually byrib 21 overlaps equally with the ring of innerjet perforation hole 4 along the inside that is provided with.In each thiscannelure 20,22annular disk 23,24 is set respectively, they move in these cannelures, just can reverse.Outsideannular disk 23 has interiorengaging tooth 25, innerannular disk 24 then have the outside but to theengaging tooth 26 of interior orientation.

External toothing tooth meshedgears 28 at other supportingneck 27 upper supports and ring gear 9.In the extend radially of the connecting line between the supportingneck 27 of the supportingneck 6 ofturbine 7 andgear 28, directly between twoannular disks 23,24,support pinion 29, this pinion both was among the engagement withgear 28, also was among the engagement with the interior engagingtooth 25 of theannular disk 23 of outside.Gear 28 additionally is among the engagement with theexternal toothing tooth 26 to interior orientation of theannular disk 24 of inside.This means, at turbine for example when the direction of arrow shown in Figure 7 is reversed,gear 28 rotates on opposite direction of rotation so thatpinion 29 is reversed again in the counterclockwise direction, thereby outsideannular disk 23 equally in the counterclockwise direction along shown in the direction of arrow reverse.But becausegear 28 also meshes withengaging tooth 26, so innerannular disk 24 moves along clockwise direction.

In twoannular disks 23,24 each also has slit 18 separately, and the width in described slit is equivalent to the diameter ofjet perforation hole 4, described slit then also be equivalent to respectively organize the radial distance of jet perforation hole with this radial distance that central point is set.In the embodiment of Fig. 5-7, also adjacent one another are by the jet perforation hole that open inslit 18, because in eachannular disk 23,24, only there is a thisslit 18.

The operation principle of this spray head is similar to the embodiment of front, thus no longer repeat specification.

All threedishes 16 all reverse with identical direction of rotation in the embodiment of Fig. 1-4, and in the embodiment of Fig. 5-7, two 23,24 counter motions of annular disk of using as the valve closing body.

Now, Fig. 8-13 illustrates the another kind of embodiment of spray head of the present invention.At first the embodiment with spray head shown in the profile and front is corresponding by this way in Fig. 8, and promptly this spray head has the shell of the flat cylinder shape ofband cover 3 and jet outgoing dish 2.A large amount ofjet perforation holes 4 is set in jet outgoing dish 2.In the side back to jetoutgoing dish 2, shell is by covering 5 sealings.Mouldingwater inlet 1 onlid 5, water from this water inlet by covering 5 inside that enter shell.In thicker slightlylid 5, constitutepassage 30, referring to Fig. 9, they from the diameter relativelylittle water inlet 1 by cover in 5 one the zones outside the shell.

On the parts inboard that forms jetoutgoing dish 2 andjacket 3, form outside step 31.Hastoroidal membrane 32 with describedstep 31 equal heights with turn up the soil at interval inboard moulding at jet outgoing dish of this outside step 31.Partjet perforation hole 4 is arranged in the space between theouter wall 3 oftoroidal membrane 32 and shell, and another partjet perforation hole 4 then is arranged on the inside of toroidal membrane 32.Placecentral floor panel 33 onconvex shoulder 31 andtoroidal membrane 32, this central floor panel formsfirst Room 34 betweencover 3,jet dish 2 and thetoroidal membrane 32 andsecond Room 35 betweentoroidal membrane 32 and the jetoutgoing dish 2 thus.Jet perforation hole 4 each from these twochambers 34,35 led to the outside.

Central floor panel has theinlet 37 ininlet 36 that leads in theoutside chamber 34 and thechamber 35 of the leading to inside.Central floor panel 33 has supportingneck 6 at the center in the side back to jetoutgoing dish 2, rotatably mountedparts 38 on supporting neck.These parts have theblade 39 that substantial radial extends, and they almost extend to the outside of shell always.Thewater slug blade 39 of discharging frompassage 30 also places theseparts 38 among therotation.Parts 38 have the partannular slab 40,41 that extends on two each comfortable about semi-circumferences on the bottom surface of its blade 39.Outside plate 40 is provided with like this, and the outside, outer and its interior edge that make its outer be iningate 36 are on the 36 inboard inner circles of ingate.This means that thisplate 40 can seal theinlet 36 that leads in theoutside chamber 34.

Identical content is applicable to the corresponding therewith partannular slab 40 of distributing to the inside of leading to theinlet 37 in theinner chamber 35.

1 Shen is prolonged iningate 36 or 37 on short circular arc, referring to Figure 12 thatcentral floor panel 33 perspective views are shown.The internal view of jetoutgoing dish 2 withtoroidal membrane 32 and convexshoulder 31 in Figure 13 as can be seen.

The spray head of-13 illustrated embodiment of the spray head of embodiment and Fig. 8 shown in Figure 14 and 15 is distinct in detail.In lid not only exists in the zone of radial outside in 5 in the enclosure pass-out be used to drive thepassage 30 of rotor.Additionally have vertically to run through and cover 5passage 50, these passages directly lead to the supporting member next door of the rotor on the wheel hub 6.Lid 5 rotatably is provided with respect towater inlet 1, thus in the groove of the outside of the rib embeddingwater inlet 1 of interior orientation.Certainly be provided with seal, but seal is not shown.The spray head shell can reverse by acting on its external margin, once entersinlet 53 positions aligning of opening 51 andpassage 30 inwater inlet 1 closure wall 52.Spray head is worked in the mode identical with Fig. 8-13 illustrated embodiment then.Butcover 5 by reversing the opening 51 andpassage 50 consistent location that also can enter inwater inlet 1 closure wall 52.In this case, rotor is not driven, but the opening that water is just opened frommidfeather 33 flows into distributed separately indoor and flows to the outside byjet perforation hole 4 therefrom.In this manner, can manually cancel conversion.

Embodiment shown in Figure 16 and 17 and the difference of embodiment before this be, thewheel hub 6 that forms in the side back tojet dish 2 ofcentral floor panel 33 has the opening of perforation here.Jet dish 2 also has the opening that aligns with wheel hub 6.This opening forms in wheel hub 61.The thrust piece 62 that compriseshandle 63 on the outside ofjet dish 2 is passed the opening of mutual alignment.Thrust piece 62 is utilized in the supportingmember 64 of its inner embeddingrotor.By shaking hands 63 push and rotor can be lifted like this, partannular slab 40,41 is broken away from and the contacting ofcentral floor panel 33 inboards.This means, though rotor is also in rotation, its no longer generation effect.Two chambers obtain supplying water, and water jet is discharged from alljet perforation holes 4.

Figure 14 and 15 and Figure 16 and 17 embodiment can make up by this way mutually on the other hand on the one hand, rotor is for example lifted with respect to reversing ofwater inlet 1 by shell, wherein, make the rotation of rotor also obtain adjusting by changing the water guiding simultaneously then.

Claims (22)

1. spray head has

1.1 by the shell of jet outgoing dish (2) sealing,

1.2 lead to the water inlet (1) in the described shell,

1.3 at least two group jet perforation holes (4) in described jet outgoing dish (2),

1.4 be used for the valving of described jet perforation hole (4), this valving

1.5, and have for every group of jet perforation hole (4) has at least one oneself valve closing body

1.6 be used for the common drive unit that is used for all valve closing bodies of control valve door gear.

2. by the described spray head of claim 1, wherein, the described valve closing body of at least two group jet perforation holes (4) constitutes as the part of common element.

3. by claim 1 or 2 described spray heads, wherein, the described valve closing body of at least two group jet perforation holes (4) constitutes as the element that separates.

4. by one of aforementioned claim described spray head, wherein, at least one valve closing body is supported rotationally.

5. by one of aforementioned claim described spray head, between described drive unit and described valving, has decelerator.

6. by one of aforementioned claim described spray head, wherein, described drive unit has the turbine (7) that preferably is set directly at described water inlet (1) back.

7. by one of aforementioned claim described spray head, wherein, at least one valve closing body lies in the inboard of described jet outgoing dish (2) also can be by lateral movement in being somebody's turn to do.

8. by one of aforementioned claim described spray head, wherein, the described jet perforation hole (4) of at least one group of jet perforation hole (4) is provided with along circle.

9. by the described spray head of claim 8, wherein, two groups of jet perforation holes (4) are provided with along circle respectively, and wherein, an inside that is arranged on another circle in two circles is preferably with the extension with one heart of another circle.

10. by the described spray head of claim 8, wherein, two groups of jet perforation holes (4) are provided with along circle respectively, and two circles are non-intersect.

11. by one of claim 4-10 described spray head, wherein, the valve closing body of the jet perforation hole (4) of two adjacent set oppositely is driven in rotation.

12. by one of claim 4-11 described spray head, wherein, the valve closing body of the jet perforation hole (4) of two adjacent set is driven along identical direction of rotation.

13., wherein, at least one group of jet perforation hole (4), open 1/4th hole (4) separately at most by one of aforementioned claim described spray head.

14. by one of aforementioned claim described spray head, wherein, all jet perforation holes of opening are adjacent at least one group of jet perforation hole (4).

15. by one of aforementioned claim described spray head, wherein, half in the jet perforation hole of opening at least one group of jet perforation hole (4) (4) is opposite each other.

16. by one of aforementioned claim described spray head, wherein, at least one valve closing body constitutes as the planar element that has along the opening (18) that circumferentially extends.

17. by one of aforementioned claim described spray head, wherein, at least one valve closing body constitutes as dish (16).

18. by one of aforementioned claim described spray head, wherein, at least one valve closing body constitutes as annular element (23,24).

19. by one of aforementioned claim described spray head, wherein, at least one valve closing body has edge engaging tooth (17,25,26).

20. by one of aforementioned claim described spray head, wherein, at least one group of jet perforation hole (4) is arranged in the chamber (34,35), and distributes to the valve closing body and inlet (36, the 37) acting in conjunction of leading in the described chamber (34,35) of this group jet perforation hole (4).

21. by the described spray head of claim 22, wherein, described chamber (34,35) described jet dish (2) be parallel to formation between the central floor panel (33) that this jet dish extends.

22. by the described spray head of one of aforementioned claim, wherein, described valving constitutes like this, makes the drive unit that is used to handle described valving to stop or inoperative by manual intervention.

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