CN200954472Y - Thin-spray nozzle - Google Patents
Thin-spray nozzle Download PDFInfo
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- CN200954472Y CN200954472Y CN 200620063685 CN200620063685U CN200954472Y CN 200954472 Y CN200954472 Y CN 200954472Y CN 200620063685 CN200620063685 CN 200620063685 CN 200620063685 U CN200620063685 U CN 200620063685U CN 200954472 Y CN200954472 Y CN 200954472Y
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- cyclone
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Abstract
The utility model discloses a water mist nozzle with or without an assistant device, which is suitable for producing the spurt with special shape or property, such as the droplet jet, the spray or other type of the spurt. The utility model provides a water mist nozzle with a double-annulus-slit nozzle. The water mist nozzle is provided with a nozzle base and a nozzle body, and a ring cavity is arranged between the nozzle base and the nozzle body; the ring cavity is communicated with the inner-chamber inlet of the nozzle base through the channel. The small-diameter part of the nozzle body is arranged in the inner chamber of the nozzle base and the large-diameter part of the nozzle body is arranged out of the inner chamber of the nozzle base; the large-diameter end of the nozzle body is close to and blocks the inner-chamber outlet of the nozzle base and the hollow double-annulus slit is positioned between the large-diameter-end annulus of the nozzle body and the inner-chamber annulus of the nozzle base; the small-diameter part of the double-annulus slit is in inner slit structure and the inner slit is communicated with the ring cavity; the large-diameter part of the double-annulus slit is in outer slit structure, wherein the outer slit is arranged between the outer circle of the nozzle base and the large-diameter part of the nozzle body and is communicated with the atmosphere so as to form a double-annulus-slit nozzle.
Description
Technical field
The utility model relates to a kind of with or without servicing unit, be suitable for producing special shape or character, fine mist spray head as jet flow, spraying or other discharge of independent droplet, especially relate to a kind of fire-fighting or other spraying field of being mainly used in, can do the fine mist spray head of the band double-ring surface crack nozzle of the dense thin spraying of wide-angle.
Technical background
Thin atomized water spray technology has very to be used widely, is example with the fine mist fire-fighting, and fine mist fire-fighting is broad-spectrum environmental protection fire-fighting new technology, and fine mist spray head is the critical component of fine water mist fire-extinguishing system.Fine mist spray head also can be used for the spraying field of other low viscosity fluid.The water smoke of desirable fine mist spray head ejection should with equal refinement, dense, momentum big, it is widely good to carry out capping.Existing single fluid fire extinguishing fine mist spray head, main depended on pressure water is from the direct jet of small sircle hole, or by rotary water current from the eruption that atomizes of small sircle hole film forming jet; The former spreading of spray is little, and it is narrow to carry out capping; Though latter's spreading of spray is big, spray momentum and density are not enough, and in order to improve degree of atomization, the both must use the aperture spraying, this not only influences spray intensity, and aperture stops up easily, thereby has also strengthened the cleaning cost and the difficulty in filtration of system.Experience shows, spray orifice is more little, it is thin more to spray, yet with under the equal pressure, the hole low discharge is just more little, this means in order to improve degree of atomization to slacken spray intensity that this does not meet the requirement of quick extinguishing, this is because be both to have needed to improve degree of atomization to the requirement of thin water smoke applicator, requires to have bigger flow again.In order to be in harmonious proportion the contradiction of degree of atomization and flow, want the mistization must the little blind alley of spray orifice low discharge in order to walk out, obtain the highdensity thin water smoke of the big flow of wide-angle, mainly at present reach and on shower nozzle, establish two kinds of solutions of an aperture placate more by improving hydraulic pressure.But improving the restriction that hydraulic pressure is subjected to pump capacity and service condition, is infeasible in many cases; And have a multiinjector fine mist spray head of a plurality of apertures, and not only its complex structure, cost height, and it is also undesirable to be in the atomized particle size of this fine mist spray head of work under the mesolow single fluid state.In order to satisfy the primary mist requirement of fine mist spray head under the low pressure condition, the spray orifice bore just must dwindle, thereby flow is few, momentum is little and spraying fire extinguishing penetration capacity is poor, has just become the common fault of existing mesolow single fluid fine mist spray head.
Shaoan Industry Fire-Fighting Co., Ltd provides a kind of frameless sputter formula fine mist spray head in the utility model patent of notification number for CN2708948Y, a nozzle housing is arranged, this nozzle housing upper end is provided with water inlet, its lower end is provided with delivery port, a column type holder is housed in the nozzle housing, this column type holder is made of dish type mount pad and a centered cylinder, the dish type mount pad is provided with a plurality of openings, described centered cylinder passes from the lower end of described nozzle housing, with nozzle housing looping delivery port, branch fluid and splash box are housed on the termination of described centered cylinder.
Zhang Xinguo provides a kind of ejecting type thin water smoke automatic sprinkler in the application for a patent for invention of publication number for CN1597022A, comprise water filter, the diversion seat of band priming hole, sealing column, sealing ring, framework, temperature-sensitive element, spatter the mist cone, splash box and screwed pipe, the inner chamber of water filter communicates with the priming hole of diversion seat, the diversion seat is installed in framework upper, sealing column is inserted in the priming hole of diversion seat, the upper end of temperature-sensitive element is against on the sealing column, the lower end is against to be spattered on the mist cone, splash box be positioned at spatter mist cone below and be enclosed within on the screwed pipe, it is characterized in that: be equipped with top in the screwed pipe and spring, top upper end is against the temperature-sensitive element bottom, top lower end is bearing on the spring, and the lower end of spring is bearing on the screwed pipe.
The applicant provides a kind of mesolow fine mist spray head of throwing the mist dish with porous liquid film jet in the application for a patent for invention of publication number for CN1785531A, the nozzle boss that one band center bore is arranged, on nozzle boss, be provided with sprayer body, sprayer body is sealed the nozzle boss vestibule, enclose jet orifice at nozzle boss lower end hole wall upper edge hole wall or/and on sprayer body spin chamber periphery wall, establish one, jet orifice is established 3 at least, the inlet of each jet orifice connects the cannelure that communicates with the nozzle boss center bore, on the periphery wall at nozzle boss middle part or on sprayer body lower, outer perimeter wall, be provided with the landolsring that the annular surface of half umbrella and plane of a loop or ring inclined-plane form, the circumference of two hand-deliver lines formation and jet orifice each outlet circle on plane of a loop or ring inclined-plane is similar to circumscribed, half umbrella annular surface constitutes perforated membrane jet ring-type and throws the mist dish, and the axial section camber line of throwing the mist card is smooth full curve.
Summary of the invention
The purpose of this utility model is at the existing deficiency of existing fine mist spray head, walks out to want the mistization must the little blind alley of spray orifice low discharge, and a kind of fine mist spray head with double-ring surface crack nozzle is provided.
The technical scheme that the utility model adopted or not the spraying of traditional circular hole, and adopts major diameter anchor ring crack, or the new departure of spraying of the combination slot on major diameter anchor ring crack and the major diameter anchor ring.New construction to this easy processing and manufacturing, see that from the part its each part all is finedraw, sulculus, thereby atomization is good, see that from integral body it is the big circumferential weld of wedge shape, whole nozzle circulation area is very big, and flow angle is very wide, thereby its mist flow is big, spreading of spray can be bigger than 180 degree, this means that shower nozzle of the present utility model can complicated multiinjector and just can spray unprecedented comprehensive, big density, thin water smoke or other thin liquid mist of momentum greatly with simple single injector structure.
The utility model is provided with nozzle boss and sprayer body, is provided with annular chamber between nozzle boss and sprayer body, and annular chamber communicates with the import of nozzle boss inner chamber through passage; The small diameter portion of sprayer body is located in the nozzle boss inner chamber, the larger diameter end of sprayer body is arranged at outside the nozzle boss inner chamber, the larger diameter end of sprayer body is close and block the outlet of nozzle boss inner chamber, is the double-ring surface crack of hollow between the larger diameter end anchor ring of sprayer body and the nozzle boss internal chamber wall end face; The minor diameter of double-ring surface crack is divided into the interior circumferential weld of double-ring surface crack, and the interior circumferential weld of double-ring surface crack is communicated with annular chamber; The large-diameter portion of double-ring surface crack is divided into the outer circumferential weld of double-ring surface crack, and the outer circumferential weld of double-ring surface crack is between the larger diameter end excircle of nozzle boss excircle and sprayer body and lead directly to atmosphere, forms double-ring surface crack spout.
Passage between described annular chamber and the import of nozzle boss inner chamber is eddy flow passage or flow-guiding channel.
Two close relatively anchor rings of described double-ring surface crack can be plane anchor ring or taper anchor ring or arc anchor ring or cylindricality anchor ring or stairstepping anchor ring; The shape of two close relatively anchor rings of described double-ring surface crack can be identical or different; The big I of external diameter of two close relatively anchor rings of described double-ring surface crack is identical or different, and perhaps one of them can be extended to outer ring and throw the mist card; The periphery of any one face of two close relatively anchor rings of described double-ring surface crack is provided with the thin ring grain of at least 1 circle; Establish at least 2 radial type trench on the end ring face of nozzle boss internal chamber wall or in the larger diameter end of sprayer body, radial type trench can be just radial also and can be the oblique of the center of circle only or tangentially rotate radially, and radial type trench vertically is interior dark outer shallow or wait deeply; The density of radial type trench on nozzle boss internal chamber wall end ring face can be uniform, or according to different requirements to the far and near size of all directions spraying, and do the non-specific aim setting that is evenly equipped with, for example require the rectangle spraying is done in the rectangle room, this moment, the described radial type trench depth and density had directionality, even the corresponding intensification of radial type trench and the encryption of spraying on the length direction in burden room, also can that bigger in two anchor rings face for example the gabarit of nozzle boss bottom do squarely.
The width of circumferential weld is greater than the width of outer circumferential weld in described, and the narrowest place is provided with the circumferential weld aditus laryngis in the circumferential weld outside described.Double-ring surface crack spout periphery can be the thin circumferential weld of 1 circle, or the related tubaeform circumferential weld spout that extends out of the 1 thin circumferential weld aditus laryngis of circle, or the thin circumferential weld of 1 circle has at least 1 the auxiliary spout that is formed by radial type trench of connection, or not only had at least 1 auxiliary spout but also with the tubaeform circumferential weld spout that extends out spout, or the related annular of circumferential weld spout is thrown the mist dish.But shapes such as described circumferential weld spout flare.
Described sprayer body is made as the stairstepping sprayer body, is provided with center cavity in the stairstepping sprayer body; Be provided with at least 1 hole slot passage on sprayer body center cavity wall, the hole slot passage is a straight hole groove passage, or is oblique, tangential hole slot passage, or is spiral groove channel; Hole slot passage one end is through the import of sprayer body center cavity connection nozzle boss inner chamber, and the hole slot passage other end is communicated with annular chamber.
Be provided with eddy flow mechanism before the described annular chamber, eddy flow mechanism is a swirler, or cyclone, or swirler connects cyclone, or the twin-stage cyclone, or the cyclone dish, and the output channel of eddy flow mechanism communicates with annular chamber.
For the sprayer body that is provided with center cavity, described eddy flow mechanism is located at the import of sprayer body center cavity.Eddy flow mechanism can make the press water that enters form eddy flow.
Described swirler connects cyclone and is provided with the swirler seat, the swirler seat also can be used as the water conservancy diversion cover of cyclone, the swirler seat is actually a kind of cover shape pedestal, the swirler core of swirler is located at the entrance cavity of swirler seat, and the outlet of swirler seat is inserted in the inlet that is provided with tangential slot of sprayer body center cavity.The import of tangential slot import and swirler or cyclone all is communicated with the import of nozzle boss inner chamber, and the outlet of tangential slot outlet and swirler or cyclone can merge with the sprayer body center cavity and be communicated with, and the swirler that forms the two-stage and the form of connecting connects cyclone.
Described twin-stage cyclone is provided with the cyclone seat, cyclone is located at the entrance cavity of cyclone seat, the outlet of cyclone seat is made the cover conical surface of band tangential slot and is pressed on the sprayer body center cavity inlet end face of the same conical surface, the tangential slot import on the cover conical surface and the import of cyclone all are communicated with the import of nozzle boss inner chamber, the tangential slot outlet on the cover conical surface and the outlet of cyclone can merge with the sprayer body center cavity and be communicated with, and form the twin-stage cyclone of the two-stage and the form of connecting.
Center cavity can connect a center eddy flow spray orifice in the described stairstepping sprayer body, be that the circular cavity wall of the larger diameter end of sprayer body is shrunk to the center taper hole to the center and connects enlarging outside the toy trumpet shape again, constitute sprayer body center eddy flow spray orifice, be used for doing the spray cone of rotation film jet.The current that enter from the import of nozzle boss inner chamber this moment divide two-way to flow out after entering the sprayer body center cavity, and one the tunnel after the hole slot passage on the sprayer body center cavity wall enters annular chamber between nozzle boss and the sprayer body, enters the double-ring surface crack again; Another road directly enters center eddy flow spray orifice, thereby forms existing double-ring surface crack nozzle again with the thin water smoke deluge system of center eddy flow spray orifice.
Described sprayer body can be solid, promptly there is not center cavity, sprayer body also can be the stairstepping sprayer body, the small diameter portion of sprayer body is screwed onto on the cyclone dish or air deflector dish that is fixed in the nozzle boss, be located at cyclone dish spiral groove inlet all around and connect nozzle boss inner chamber inlet, the outlet of the spiral groove on the cyclone dish is communicated with the annular chamber between sprayer body and the nozzle boss; Establish groove or through hole on the air deflector dish, nozzle boss inner chamber inlet and annular chamber are communicated.The above-mentioned deluge system that either way forms with double-ring surface crack nozzle.
Can be provided with ring plate in the described double-ring surface crack with a circle resonant wedge whistle mouth oscillator.
The seal disc seat is established in the outlet that is right after eddy flow mechanism on described sprayer body center cavity, or seal disc seat and cyclone seat, the outlet of eddy flow mechanism is by the seal disc seat shutoff that is fixed on the sprayer body center cavity, in the sprayer body center cavity, establish ladder cylindricality seal disc, the end face of ladder cylindricality seal disc is pressed on the seal of seal disc seat, and seals the water stream channel of sprayer body center cavity.Ladder cylindricality seal disc has eddy flow tray or the positioning disk or the lead that can slide in the sprayer body inner chamber, eddy flow tray or positioning disk or lead all have buttress shaft, in the post tail centering eddy flow spray orifice of buttress shaft, and is supported on the temperature-sensitive support member of shower nozzle framework.The eddy flow tray periphery is established at least 2 eddy flow guide grooves.Thereby form the thin water smoke automatic sprinkler of double-ring surface crack nozzle.
Compare with existing fine mist spray head, outstanding feature of the present utility model is:
1. the utility model is simple in structure, and outer appearance single injector shower nozzle need not established and spatter the mist dish, and it is but powerful than single injector shower nozzle to spray thin water smoke function; Need not resemble the independent small nozzle of establishing a plurality of complexity the nozzle cluster, but more can do wide-angle high density spraying on a large scale than nozzle cluster.
2. the utility model is isolated heat radiation except that the water saving that possesses general fine mist fire-fighting, few water mark pollute, can pounce on flue dust, is helped personnel escape and the advantage such as widely applicable, its outstanding characteristic be adapt to wide.It both can make high pressing type fine mist spray head, low open type fine mist spray head in also can making, also can make the mesolow enclosed fine mist spray head of band temperature sensing device, therefore this can ejection comprehensive, long drive journey, the new-type fine mist spray head of dense thin water smoke on a large scale, all can use at various fine water mist fire-extinguishing systems, also can be used for the spraying field of other low viscosity fluid.
3. the thermal current of the incipient fire in general fire place can rise rapidly cause the ceiling end face, and along ceiling rapidly to around diffusion, cause indoor whole ceiling elevated temperature heat gas-bearing formation nearby.General applicator is because spreading of spray is little, all be to the watering of oblique below, can not effectively reduce the hot air layer high temperature of indoor top layer, this often causes in the large tracts of land eruption of being heated simultaneously of many do not catch fire local automatic sprinkler even all automatic sprinklers, this can cause that hydraulic pressure descends, make the shower nozzle insufficient water that really effectively to put out a fire on the flame, be unfavorable for effective fire extinguishing.And the utlity model has horizontal remote spray ability, and can reduce the temperature of the place's garret that keeps fire away, this place's automatic sprinkler can not sprayed by mistake, thereby more can effectively bring into play the advantage that automatic sprinkler is put out a fire around burning things which may cause a fire disaster starting eruption automatically.
4. the utility model is mainly used simple turning and Milling Process, need not bore a large amount of apertures, easy to manufacture, production cost is lower, its water consumption has only the part of existing water spray shower nozzle or sprinkler tip water consumption, but its fire extinguishing and environment protecting are much better, and use fire extinguishing system of the present utility model can use thinner pipeline and much smaller pump group, motor and confession water storage source than traditional fire extinguishing system.The cost of pipe network and pumping plant accounts for 60% of whole automatic water sprinkler systme cost at present, therefore adopts automatic spray water mist system cost of the present utility model can save over half than traditional fire-sprinkling system.
Description of drawings:
Fig. 1 is for being with the open type fine mist spray head structural representation of double-ring surface crack nozzle and eddy current, cyclone.
Fig. 2 is the E-E-E-E profile of Fig. 1.
Fig. 3 turns to cutaway view for the A-O-B of Fig. 1.
Fig. 4 is the open type fine mist spray head structural representation of band double-ring surface crack nozzle and twin-stage cyclone.
Fig. 5 turns to cutaway view for the K-K-K-K-K-K of figure.
Fig. 6 is that the D-D-D-D of Fig. 5 is to cutaway view.
Fig. 7 is the ring plate structural representation with a circle resonant wedge whistle mouth.
Fig. 8 is the open type fine mist spray head structural representation of band double-ring surface crack nozzle and swirler and spiral groove.
Fig. 9 is the enclosed fine mist spray head structural representation of band double-ring surface crack nozzle and swirler and eddy flow tray.
Figure 10 is that the F-F of Fig. 9 is to cutaway view.
Figure 11 is the enclosed fine mist spray head structural representation of band double-ring surface crack nozzle and cyclone and eddy flow tray.
Figure 12 is the enclosed erect type fine mist spray head structural representation of band double-ring surface crack nozzle and cyclone and positioning disk.
Figure 13 is that the T of Figure 12 is to view.
Figure 14 is the fine mist spray head structural representation of band double-ring surface crack nozzle and cyclone dish and solid sprayer body.
Figure 15 is that the G of Figure 14 is to view.
Figure 16 throws the fine mist spray head structural representation of mist dish for band double-ring surface crack nozzle and arc.
Figure 17 is the 1st kind aspect graph of the K of Figure 16 to view.
Figure 18 is the 2nd kind aspect graph of the K of Figure 16 to view.
Figure 19 is the 3rd kind aspect graph of the K of Figure 16 to view.
Piece number title in the accompanying drawing is as follows.
0 double-ring surface crack spout, 00 double-ring surface crack, 000 circumferential weld aditus laryngis, 001 seam;
01 nozzle boss internal chamber wall end ring face, 011 radial type trench;
The larger diameter end anchor ring of 02 sprayer body, the annular of 021 band helical teeth is thrown the mist dish;
03 shower nozzle center eddy flow spray orifice, 031 centre bore;
04 annular chamber;
1 nozzle boss, 1.0 nozzle boss inner chambers;
2 sprayer bodies, 2.0 sprayer body center cavities, 2.1 sprayer body larger diameter end are shunk taper hole, the tangential slot on the 2.10 shower nozzle body lumen wall inlet, 2.11 tangential oblique hole slots, 2.2 shower nozzle body lumen wall addendum cone faces, 2.3 spiral grooves;
3 swirlers, 3.1 swirler cores;
4 swirler seats;
5 filters;
6 cyclones, 6.0 cyclone tangential slots;
7 cyclone seats, the guiding gutter around the 7.0 cyclone seat tangential slots, 7.1 cyclone seats;
8 seal disc seats and cyclone seat, 8.1 seals;
9 seal disc seats;
10 ladder cylindricality seal discs, 10.0 eddy flow trays, 10.1 positioning disks, 10.2 seal disc post tails;
11 temperature-sensitive support members;
12 shower nozzle frameworks and tighten part;
13 sealing rings;
The ring plate of 14 band resonant wedge whistle mouth oscillators;
15 dirt-proof boots;
16 cyclone dishes;
17 solid sprayer bodies;
18 elastic washers;
19 arcuation outer rings are thrown the mist dish.
The specific embodiment
Below in conjunction with accompanying drawing and each embodiment the utility model is further described.
Embodiment 1: the open type fine mist spray head of band double-ring surface crack nozzle and swirler, cyclone.
Referring to Fig. 1～3, be provided with the cup-shaped sprayer body 2 of ladder in the inner chamber 1.0 of the nozzle boss 1 of band filter 5, sprayer body inlet dress swirler seat 4, swirler seat outside cylinder is sealed the tangential slot 2.10 on the chamber wall inlet of sprayer body center cavity 2.0, and the sprayer body external screw thread inserts also and is screwed in the nozzle boss inner chamber 1.0.The swirler 3 of band swirler core 3.1 and the tangential slot 2.10 on the shower nozzle body lumen wall inlet constitute the swirler and the cyclone two-stage series parallel structure of sprayer body, and the outlet of cyclone connects sprayer body center cavity 2.0.The center cavity of the larger diameter end of sprayer body is shrunk to taper hole (claiming the big end of sprayer body to shrink taper hole) 2.1, and the outer enlarging of related toy trumpet shape, forms shower nozzle center eddy flow spray orifice 03, is used for doing the spray cone of rotation film jet.
The larger diameter end anchor ring 02 of sprayer body near and block the outlet of nozzle boss inner chamber 1.0, periphery have thin ring grain sprayer body larger diameter end anchor ring 02 with the nozzle boss hole wall end ring face 01 of many radial type trench 011 (referring to Fig. 5) relative near and leave inner big, outside little gap, form the double-ring surface crack 00 between nozzle boss and the sprayer body, the narrowest place that double-ring surface crack 00 is bordering on periphery is a circumferential weld aditus laryngis 000, and the width of circumferential weld aditus laryngis 000 can be made as 0.2～3mm.The interior circumferential weld of double-ring surface crack is communicated with the annular chamber 04 between sprayer body and the nozzle boss, and this revolves the tangential oblique hole slot of the waist shape of annular chamber 04 on sprayer body center cavity wall 2.11 flow-guiding channel and communicate with sprayer body center cavity 2.0; The outer circumferential weld of double-ring surface crack constitutes double-ring surface crack spout 0 between nozzle boss and sprayer body outside cylinder.
Embodiment 2: the open type fine mist spray head of band double-ring surface crack nozzle and twin-stage cyclone.
Referring to Fig. 4～6.As shown in Figure 4, be provided with the cup-shaped sprayer body 2 of ladder in the nozzle boss vestibule of band filter.The inlet of sprayer body center cavity 2.0 is established one-level cyclone 6, and the hat cyclone of band tangential slot 6.0 is set in the cyclone seat 7.Cyclone seat tangential slot 7.0 is established in cyclone seat bottom, the top bevel of cyclone seat tangential slot 7.0 and the merging of shower nozzle body lumen wall addendum cone face 2.2 kissings are pressed against on the shower nozzle body lumen wall addendum cone face, cyclone seat bottom constitutes two-stage cyclones jointly with shower nozzle body lumen wall addendum cone face, each inlet of two-stage cyclones communicates with the import of nozzle boss inner chamber through the guiding gutter 7.1 around the cyclone seat, thereby goes into the series-parallel twin-stage cyclone of interruption-forming at the sprayer body center cavity.Establish the tangential oblique hole slot 2.11 of waist shape on the sprayer body center cavity wall, the annular chamber 04 that tangential oblique hole slot 2.11 is communicated with between sprayer body and the nozzle boss exit vestibule.The larger diameter end anchor ring of sprayer body near and block nozzle boss inner chamber outlet.Periphery be provided with the larger diameter end anchor ring of sprayer body of thin ring grain relative with the nozzle boss hole wall end ring face that tiltedly revolves radial type trench 011 with many near and leave inner big, outside little gap, form the double-ring surface crack 00 between nozzle boss and the sprayer body.The interior circumferential weld of double-ring surface crack 00 is communicated with annular chamber 04, and the outer circumferential weld of double-ring surface crack 00 constitutes double-ring surface crack spout between nozzle boss and sprayer body outside cylinder.The center cavity of the big end of sprayer body is shrunk to taper hole and the outer enlarging of related toy trumpet shape, forms shower nozzle center eddy flow spray orifice.
Embodiment 3: the open type fine mist spray head of band double-ring surface crack nozzle and swirler and spiral groove.
Referring to Fig. 7 and 8, structure as shown in Figure 8 is substantially the same manner as Example 1, and same section is no longer described, and it is directly to be contained in sprayer body lumen pore inlet by swirler core 3.1 to constitute that its difference is in the swirler of the sprayer body inlet dress of embodiment 3; Do not have tangential oblique hole slot on its shower nozzle body lumen wall that also is embodiment 3 that do not exist together, but be provided with spiral groove 2.3; Its double-ring surface crack that also is embodiment 3 that do not exist together is stairstepping, wherein is provided with the ring plate 14 with a circle resonant wedge whistle mouth oscillator.
Embodiment 4: the enclosed fine mist spray head of band double-ring surface crack nozzle and swirler and eddy flow tray.
Referring to Fig. 9 and 10, the structure similar portions of the enclosed fine mist spray head of structure and embodiment 1 is no longer described as shown in Figure 9, below only describes different parts.The enclosed mechanism that the enclosed fine mist spray head of embodiment 4 is made of temperature-sensitive support member and ladder cylindricality seal disc than the shower nozzle of embodiment 1 cover of having Duoed, this enclosed mechanism are by eddy flow tray 10.0, seal disc post tail 10.2, temperature-sensitive support member 11, the shower nozzle framework of the seal disc seat 9 of band seal 8.1, ladder cylindricality seal disc 10, ladder cylindricality seal disc and tighten part 12 and constitute.The swirler seat 4 that the swirler core is housed is fixed in the shower nozzle body cavity ingate, and swirler seat 4 is pressed against the end face of seal disc seat 9.The base cone face of seal disc seat 9 is fixed with sealing ring, the base cone face kissing merging of the addendum cone face of ladder cylindricality seal disc and seal disc seat is pressed on the sealing ring of seal disc seat, thereby seal the aquaporin that enters swirler from the shower nozzle body cavity, what the setting of sealing ring 13 can prevent to be threaded between sprayer body and the nozzle boss may leak.
Have in the middle of the ladder cylindricality seal disc 10 and can do the eddy flow tray 10.0 that guiding is slided in shower nozzle body cavity circular hole, eddy flow tray 10.0 peripheries are opened many eddy flow grooves.In the post tail centering eddy flow spray orifice 03 of ladder cylindricality seal disc 10, and be supported on the temperature-sensitive support member 11 of shower nozzle framework, constitute automatic sprinkler.When temperature-sensitive support member 11 damages, ladder cylindricality seal disc 10 integral body move down and decontrol the seal disc seat hole that is plugged, the post tail of ladder cylindricality seal disc 10 also moves on to the position more outstanding slightly than center eddy flow spray orifice, both form center eddy flow circumferential weld spray orifice jointly, enter the pressure flow in the shower nozzle body cavity this moment, peripheral skewed slot of the eddy flow tray of leading up to and shower nozzle body lumen wall are shunk taper hole, do the spraying of rotation film jet from center eddy flow circumferential weld spray orifice; Another road enters annular chamber between sprayer body and the nozzle boss by the tangential hole slot on the shower nozzle body lumen wall, and the circumferential weld spout from the double-ring surface crack carries out the wide-angle spraying again.
In order to regulate and to improve atomize and shape, can on the double-ring surface crack face of embodiment 4, establish and be just radial or oblique, tangentially rotate radial type trench, the radial furrow channel section can be multiple shapes such as square, rectangle, semicircle, triangle, radial type trench vertically be interior dark outer shallow or wait deeply, and the density of radial type trench on anchor ring can be uniform or can be varied in size and do the non-specific aim setting that is evenly equipped with according to the distance of spraying to all directions.As require the rectangle spraying is done in the rectangle room, this moment, the depth and the density of described radial type trench had directionality, for example shown in the nozzle boss hole wall end ring face 01 among Figure 10, even the corresponding intensification of radial type trench and the encryption of spraying on the length direction in burden room also can be done squarely to that bigger in two anchor rings face (for example gabarit of embodiment 4 nozzle boss ends).
For dustproof, can establish dirt-proof boot 15 in the nozzle boss and the sprayer body periphery of present embodiment.
Embodiment 5: the enclosed fine mist spray head of band double-ring surface crack nozzle and cyclone and eddy flow tray.
Referring to Figure 11, the enclosed fine mist spray head of present embodiment is similar to the shower nozzle of embodiment 4.They all are provided with eddy flow tray 10.0, all use ladder cylindricality seal disc to do the enclosed control of shower nozzle, same section is no longer described, the shower nozzle body cavity inlet dress of different is embodiment 4 be swirler, and present embodiment shower nozzle body cavity inlet dress is cyclone 6, the cyclone of band tangential slot directly is pressed against the seal disc seat and holds concurrently on the cyclone seat 8, and the end face of ladder cylindricality seal disc presses shutoff on the seal disc seat is held concurrently cyclone seat and sealing ring 8.1 thereof.Present embodiment enclosed fine mist spray head has complicated circumferential weld spout, and it is connected by the thin circumferential weld of a circle and tubaeformly extends out the auxiliary spout that spout and a plurality of groove form and constitute (M that sees Figure 11 is to shown in the expansion).The anchor ring of present embodiment shower nozzle is with groove not also, only forms the thin circumferential weld of the circle spout of tubaeform outer enlarging in addition.
Embodiment 6: the enclosed erect type fine mist spray head of band double-ring surface crack nozzle and cyclone and positioning disk.
Referring to Figure 12 and 13, the enclosed fine mist spray head of present embodiment and the shower nozzle of embodiment 5 are basic identical, and same section is no longer described, difference is that this shower nozzle is that erect type is inverted installation, because it need not go up spray, so ladder cylindricality seal disc 10 is not with eddy flow tray, a tape guide dish 10.1.Seal disc post tail 10.2 can slide in centre bore 031 and not have circumferential weld.The cyclone 6 of band tangential slot directly is inverted and is packed in the seal disc seat and holds concurrently on the cyclone seat 8.Two relative anchor rings of the double-ring surface crack of the enclosed fine mist spray head of present embodiment small one and large one, nozzle boss end ring face is little, which is provided with a uniform seam 001 of mastering flute profile.Sprayer body towards under the larger diameter end anchor ring 02 of sprayer body big, the shallow groove of cloth on it, its outer rim is established the annular that has annular microgroove and band helical teeth ring limit and is thrown mist dish 021.The purpose of choosing this structure is mainly in order to enlarge spread of spray and to improve spray effect.
Embodiment 7: be the fine mist spray head of band double-ring surface crack nozzle and cyclone and solid sprayer body.
Referring to Figure 14 and 15, the fine mist spray head of present embodiment is not established the shower nozzle body cavity, solid step shape sprayer body 17 is inverted T-shaped, the small diameter portion of sprayer body is by elastic washer 18, be threaded on the nut cyclone dish 16 that is fixed in the nozzle boss 1, the spiral groove inlet of cyclone dish 16 connects nozzle boss inner chamber inlet, the annular chamber 04 between logical sprayer body of the outlet of the spiral groove on the cyclone dish 16 and the nozzle boss, and annular chamber 04 connects double-ring surface crack 00.Be provided with thin ring grain in nozzle boss inner chamber outlet anchor ring periphery, around the larger diameter end ladder head of sprayer body, also be provided with many seams 001 that a circle is connected with the double-ring surface crack, many seams 001 are jets collision shape distribution in twos around the sprayer body larger diameter end, or it is uniform to be other shape.Double-ring surface crack spout between nozzle boss periphery and sprayer body larger diameter end anchor ring periphery and Ge Zhi seam spout form the complicated crack spout of shower nozzle jointly.
Embodiment 8: band double-ring surface crack nozzle and arc are thrown the fine mist spray head of mist dish.
Referring to Figure 16～19, the enclosed fine mist spray head of present embodiment and the shower nozzle of embodiment 7 are basic identical, piece number 1,16,17,18,001 is identical with embodiment's 7, same section is no longer described, the nozzle boss end outer rim that one of its difference is this shower nozzle outwards below extends into above the arc of sprayer body plane of a loop and blocks double-ring surface crack spout 0, form arc and throw mist dish 19, on the cambered surface of throwing the mist dish, establish several annular microgrooves.Two of difference is that this sprayer body larger diameter end establishes uniform oblique spin slot, also can establish a pair of bump chute that extension line is intersected or not establish groove.
Claims (10)
1. a fine mist spray head is characterized in that being provided with nozzle boss and sprayer body, is provided with annular chamber between nozzle boss and sprayer body, and annular chamber communicates with the import of nozzle boss inner chamber through passage; The small diameter portion of sprayer body is located in the nozzle boss inner chamber, the larger diameter end of sprayer body is arranged at outside the nozzle boss inner chamber, the larger diameter end of sprayer body is close and block the outlet of nozzle boss inner chamber, is the double-ring surface crack of hollow between the larger diameter end anchor ring of sprayer body and the nozzle boss internal chamber wall end face; The minor diameter of double-ring surface crack is divided into the interior circumferential weld of double-ring surface crack, and the interior circumferential weld of double-ring surface crack is communicated with annular chamber; The large-diameter portion of double-ring surface crack is divided into the outer circumferential weld of double-ring surface crack, and the outer circumferential weld of double-ring surface crack is between the larger diameter end excircle of nozzle boss excircle and sprayer body and lead directly to atmosphere, forms double-ring surface crack spout.
2. a kind of fine mist spray head as claimed in claim 1 is characterized in that two close relatively anchor rings of described double-ring surface crack are the plane anchor ring, or the taper anchor ring, or the arc anchor ring, or the cylindricality anchor ring, or the stairstepping anchor ring; The periphery of any one face of two close relatively anchor rings of described double-ring surface crack is provided with the thin ring grain of at least 1 circle; Establish at least 2 radial type trench on the end ring face of nozzle boss internal chamber wall or in the larger diameter end of sprayer body, radial type trench is just radial or is the oblique of the center of circle only or tangentially rotates radially, and radial type trench vertically is interior dark outer shallow or wait deeply.
3. a kind of fine mist spray head as claimed in claim 1 is characterized in that the width of the width of described interior circumferential weld greater than outer circumferential weld, and the narrowest place is provided with the circumferential weld aditus laryngis in the outer circumferential weld; In double-ring surface crack spout periphery is the thin circumferential weld of 1 circle, or the related tubaeform circumferential weld spout that extends out of the 1 thin circumferential weld aditus laryngis of circle, or the thin circumferential weld of 1 circle has at least 1 the auxiliary spout that is formed by radial type trench of connection, or not only had at least 1 auxiliary spout but also with the tubaeform circumferential weld spout that extends out spout, or the related annular of circumferential weld spout is thrown the mist dish.
4. a kind of fine mist spray head as claimed in claim 1 is characterized in that described sprayer body is made as the stairstepping sprayer body, is provided with center cavity in the stairstepping sprayer body; Be provided with at least 1 hole slot passage on sprayer body center cavity wall, the hole slot passage is a straight hole groove passage, or is oblique, tangential hole slot passage, or is spiral groove channel; Hole slot passage one end is through the import of sprayer body center cavity connection nozzle boss inner chamber, and the hole slot passage other end is communicated with annular chamber; Be provided with eddy flow mechanism before the annular chamber, eddy flow mechanism is a swirler, or cyclone, or swirler connects cyclone, or the twin-stage cyclone, or the cyclone dish, and the output channel of eddy flow mechanism communicates with annular chamber.
5. a kind of fine mist spray head as claimed in claim 4, it is characterized in that described swirler connects cyclone and is provided with the swirler seat, the swirler seat is a kind of cover shape pedestal, the swirler core of swirler is located at the entrance cavity of swirler seat, the outlet of swirler seat is inserted in the inlet that is provided with tangential slot of sprayer body center cavity, the import of tangential slot import and swirler or cyclone all is communicated with the import of nozzle boss inner chamber, the outlet of tangential slot outlet and swirler or cyclone can merge with the sprayer body center cavity and be communicated with, and the swirler that forms the two-stage and the form of connecting connects cyclone.
6. a kind of fine mist spray head as claimed in claim 4, it is characterized in that described twin-stage cyclone is provided with the cyclone seat, cyclone is located at the entrance cavity of cyclone seat, the outlet of cyclone seat is made the cover conical surface of band tangential slot and is pressed on the sprayer body center cavity inlet end face of the same conical surface, the tangential slot import on the cover conical surface and the import of cyclone all are communicated with the import of nozzle boss inner chamber, the tangential slot outlet on the cover conical surface and the outlet of cyclone can merge with the sprayer body center cavity and be communicated with, and form the twin-stage cyclone of the two-stage and the form of connecting.
7. a kind of fine mist spray head as claimed in claim 4, it is characterized in that described stairstepping sprayer body center cavity connects a center eddy flow spray orifice, be that the circular cavity wall of the larger diameter end of sprayer body is shrunk to the center taper hole to the center and connects enlarging outside the toy trumpet shape again, constitute sprayer body center eddy flow spray orifice.
8. a kind of fine mist spray head as claimed in claim 1, it is characterized in that described sprayer body is solid, the small diameter portion of sprayer body is screwed onto on the cyclone dish or air deflector dish that is fixed in the nozzle boss, be located at cyclone dish spiral groove inlet all around and connect nozzle boss inner chamber inlet, the outlet of the spiral groove on the cyclone dish is communicated with the annular chamber between sprayer body and the nozzle boss; Establish groove or through hole on the air deflector dish, nozzle boss inner chamber inlet and annular chamber are communicated.
9. as claim 1 or 2 or 3 described a kind of fine mist spray heads, it is characterized in that being provided with in the described double-ring surface crack ring plate with a circle resonant wedge whistle mouth oscillator.
10. a kind of fine mist spray head as claimed in claim 4, it is characterized in that the outlet that is right after eddy flow mechanism on described sprayer body center cavity establishes the seal disc seat, or seal disc seat and cyclone seat, the outlet of eddy flow mechanism is by the seal disc seat shutoff that is fixed on the sprayer body center cavity, in the sprayer body center cavity, establish ladder cylindricality seal disc, the end face of ladder cylindricality seal disc is pressed on the seal of seal disc seat, and seals the water stream channel of sprayer body center cavity; Ladder cylindricality seal disc has eddy flow tray or the positioning disk or the lead that can slide in the sprayer body inner chamber, eddy flow tray or positioning disk or lead all have buttress shaft, in the post tail centering eddy flow spray orifice of buttress shaft, and is supported on the temperature-sensitive support member of shower nozzle framework; The eddy flow tray periphery is established the eddy flow guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620063685 CN200954472Y (en) | 2006-09-04 | 2006-09-04 | Thin-spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620063685 CN200954472Y (en) | 2006-09-04 | 2006-09-04 | Thin-spray nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200954472Y true CN200954472Y (en) | 2007-10-03 |
Family
ID=38773056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620063685 Expired - Lifetime CN200954472Y (en) | 2006-09-04 | 2006-09-04 | Thin-spray nozzle |
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| Country | Link |
|---|---|
| CN (1) | CN200954472Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100429003C (en) * | 2006-09-04 | 2008-10-29 | 韩铁夫 | Slender water fog jet with double-ring surface crack nozzle |
| CN102500480A (en) * | 2011-11-02 | 2012-06-20 | 成都彩虹环保科技有限公司 | High-pressure spray nozzle for hot-melt coating |
| CN104082099A (en) * | 2014-06-03 | 2014-10-08 | 宁波大叶园林科技有限公司 | Water saving method adopting improved novel automatic pressure regulator |
| CN104226501A (en) * | 2013-06-08 | 2014-12-24 | 陈欢娟 | Water-saving shower head |
| CN105642198A (en) * | 2016-03-18 | 2016-06-08 | 神华集团有限责任公司 | Fixed bed multiphase atomizing nozzle |
| CN106311532A (en) * | 2016-10-20 | 2017-01-11 | 刘辉 | Sectional spraying device for inward-concave curved surface of robot shell and spraying method of sectional spraying device |
| CN106390343A (en) * | 2016-10-19 | 2017-02-15 | 江苏津泰机电有限公司 | Air-suction type dual-purpose spray nozzle for water mist and foam |
| CN106492385A (en) * | 2016-12-27 | 2017-03-15 | 威特龙消防安全集团股份公司 | A kind of heavy pressure fine spray atomizer and spray pistol |
| CN108435449A (en) * | 2018-05-24 | 2018-08-24 | 南京林业大学 | A kind of simulated rainfall offering parallel diversion trench spills nozzle |
| CN114682406A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | Inner rotational flow umbrella-shaped spray hole sprayer |
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2006
- 2006-09-04 CN CN 200620063685 patent/CN200954472Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100429003C (en) * | 2006-09-04 | 2008-10-29 | 韩铁夫 | Slender water fog jet with double-ring surface crack nozzle |
| CN102500480A (en) * | 2011-11-02 | 2012-06-20 | 成都彩虹环保科技有限公司 | High-pressure spray nozzle for hot-melt coating |
| CN104226501A (en) * | 2013-06-08 | 2014-12-24 | 陈欢娟 | Water-saving shower head |
| CN104082099A (en) * | 2014-06-03 | 2014-10-08 | 宁波大叶园林科技有限公司 | Water saving method adopting improved novel automatic pressure regulator |
| CN105642198A (en) * | 2016-03-18 | 2016-06-08 | 神华集团有限责任公司 | Fixed bed multiphase atomizing nozzle |
| CN106390343A (en) * | 2016-10-19 | 2017-02-15 | 江苏津泰机电有限公司 | Air-suction type dual-purpose spray nozzle for water mist and foam |
| CN106311532A (en) * | 2016-10-20 | 2017-01-11 | 刘辉 | Sectional spraying device for inward-concave curved surface of robot shell and spraying method of sectional spraying device |
| CN106311532B (en) * | 2016-10-20 | 2018-09-25 | 佳马机械涂覆(海安)有限公司 | A kind of robot shells inner sunken face segmented spray equipment and its spraying method |
| CN106492385A (en) * | 2016-12-27 | 2017-03-15 | 威特龙消防安全集团股份公司 | A kind of heavy pressure fine spray atomizer and spray pistol |
| CN108435449A (en) * | 2018-05-24 | 2018-08-24 | 南京林业大学 | A kind of simulated rainfall offering parallel diversion trench spills nozzle |
| CN114682406A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | Inner rotational flow umbrella-shaped spray hole sprayer |
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