CN1765524A - Turbulent flow spray nozzle - Google Patents
Turbulent flow spray nozzle Download PDFInfo
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- CN1765524A CN1765524A CN 200510022089 CN200510022089A CN1765524A CN 1765524 A CN1765524 A CN 1765524A CN 200510022089 CN200510022089 CN 200510022089 CN 200510022089 A CN200510022089 A CN 200510022089A CN 1765524 A CN1765524 A CN 1765524A
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- cone
- nozzle
- turbulent flow
- flow spray
- spray nozzle
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Abstract
The invention discloses a turbulent current injector for plating which is characterized in that the cavity in horn shape of main body has a matched cone, while in the function of jacking device, the cone is peaked on the surface of said cavity, and the cone top is embedded into the inlet; the side surface of cone has a inclined groove whose one end in the bottom of cone and through to the parallel annular groove or the parallel spiral groove, while a sealed ring is arranged in the annular groove. When the paint with pressure peaks the cone, the turbulent current valve is through; the paint into inclined groove or spiral groove can generate the rotational moment to rotate the cone which can mix the paint; the function of turbulent current valve is to reduce the high pressure of paint in the working condition to make the paint sprayed more uniformly. Each injector on the end cap of turbulent current injector is in the single detachable structure which can be detached for washing easily and change into different size injector according to demand.
Description
(1) technical field:
The present invention relates to a kind of shower nozzle, particularly a kind of turbulent flow spray nozzle.
(2) background technology:
The interior metope of traditional building construction is lime plaster or white putty and scrapes to smear and form, for the moisture-proof anticorrosive of realizing metope, be beneficial to cleaning and increase personalized, current trend is come decorated wall surface with coating or paint, so not only can improve the quality of metope, but also can make metope present colorful state by spraying different colours coating or paint.But the existing shower nozzle that is used for sprayed coating all is the single hole high-pressure nozzle, as described in Chinese patent CN03810784.8, the spray area of this single hole shower nozzle is little, speed is slow, and because the spray orifice aperture of this shower nozzle is single, therefore can only spray single performance coating, when needs spray the coating of different cultivars and performance, when maybe needing to spray different effects, must change the turbulent flow spray nozzle of another kind of specification, therefore, one bar spray gun need be equipped with a plurality of shower nozzles, makes cost of equipment more expensive.And, need bigger discharge pressure during spraying because coating or paint viscosity are too big, and so often cause coating too fast, thereby cause coating to splash from the speed of nozzle ejection, not only influence coating quality, cause paint waste simultaneously.On the other hand, coating mostly is the mixture that multiple one-tenth is grouped into, when it arrives nozzle through long transport path, may occur separating, the color of coating is changed, if spray like this, the metope after the spraying does not reach the color and the effect of anticipation certainly.Moreover the viscosity of coating and paint is bigger, use a period of time rear nozzle meeting blocked, and traditional nozzle is cleared up very spended time, influences job schedule.
(3) summary of the invention:
At the weak point of above-mentioned shower nozzle, the present invention will provide a kind of and can reduce operating pressure, saving coating, increases work area and spray turbulent flow spray nozzle even, that nozzle can change.
Turbulent flow spray nozzle of the present invention comprises nozzle body, nozzle, and the port of export of nozzle body is connected with the shower nozzle end cap, and nozzle end covers and is distributed with nozzle, is provided with unidirectional turbulent valve in the nozzle body.
More above-mentioned technology case side further scheme is that the cavity volume of nozzle body is the big horn shape of the little outlet of import, and unidirectional turbulent valve comprises rotatable cone and with the jack unit of cone roof pressure in the cavity volume import of nozzle body.Cone matches with the tubaeform cavity volume bottom of main body.
The vertex of a cone of cone embeds the tubaeform cavity volume bottom inlet of main body, between the head end lid of its awl end and main body outlet jack unit is arranged.The side of cone is subjected to the effect of jack unit pressure to be pressed in the surface of tubaeform cavity volume bottom identically, and just the path with coating cuts off.When spraying work begins, when pressure coating enters the cone that arrives the unidirectional turbulent valve the turbulent flow spray nozzle from tubaeform cavity volume bottom inlet, top cone on the high pressure coating, make the surface isolation of itself and tubaeform cavity volume, coating enters the main body cavity volume from the gap of the two, and the nozzle from outlet end cap sprays.Because of being provided with unidirectional turbulent valve on the path that enters the nozzle body cavity volume at pressure coating, consumed the portion of energy of high pressure material spray, reached the purpose that reduces coating speed.
Can also on the cone of unidirectional turbulent valve, offer conduction trough, not conducting of conduction trough when unidirectional turbulent valve cuts out, conduction trough could conducting during unidirectional turbulent opening of valves.Conduction trough has the multiple method of offering, and produces the rotation turbulent flow for cooperating cone, and scheme is to offer an end to be positioned at the awl lateral slot at the end in the cone side preferably; And better scheme is that the cone side offers cannelure, and lateral slot is opened in cannelure and bores at the end, can place annular seal ring in the cannelure to increase the sealing property between cone and tubaeform cavity volume.When cone is pressed in tubaeform cavity volume surface, the lateral slot sealing, cone is by top on the pressure coating during with tubaeform cavity volume surface isolation, the lateral slot conducting, coating enters the tubaeform cavity volume of turbulent flow spray nozzle main body top by lateral slot.In order to realize turbulent function, above-mentioned lateral slot can be created with down fold or create helicla flute in the same way, when making unidirectional turbulent opening of valves, when coating enters the skewed slot of cone side lateral slot or helicla flute, form a turning moment on cone, force to drive the cone rotation, the coating that enters the tubaeform cavity volume of nozzle body top so still continues the rotation that do not stop, in rotation, stir and from nozzle, spray again after full and uniform, guaranteed coating quality.
Jack unit is between shower nozzle end cap and cone, and the simplest jack unit comprises alignment pin and compression spring; The upper end of alignment pin connects firmly at shower nozzle end cap bottom centre place, and the lower end of alignment pin places the pin-and-hole of cone awl center, the end versatilely, and the compression spring is compressive state and is sleeved on turbulent flow spray nozzle end cap and the alignment pin of cone awl at the end.Like this when not working or operating pressure less than the compression spring elastic force the time, the compression spring with the cone roof pressure on the surface of the tubaeform cavity volume bottom of turbulent flow spray nozzle main body, the turbulent flow valve cuts out, play the non-return valve action, when operating pressure greater than the compression spring elastic force the time, coating promotes to move on the cone, and alignment pin inserts deeply that the compression spring is compressed in the awl pin-and-hole at the end, and turbulent valve is conducting state.In order to realize the flexible rotation of cone, the compression spring had better not directly be pressed in awl at the end, but sets up a transition rotary sleeve, and rotary sleeve is sleeved in the pin-and-hole, and alignment pin is inserted in the rotary sleeve, and the two is movable the cooperation.The compression spring housing is stuck between turbulent flow spray nozzle end cap bottom surface and the rotary sleeve top being compressive state on the alignment pin.
The import of nozzle body bottom can also be connected straight tube with one and connect, on the nozzle body or the connection straight tube be provided with jockey, be convenient to shower nozzle is installed on and spray on the facility.
For the ease of nozzle being removed cleaning and changing different jet size nozzles, can cover at nozzle end and offer through hole, nozzle removably is fitted on the turbulent flow spray nozzle end cap, if the external dimensions of the nozzle of different jet sizes is identical, replacing and assembling are all very convenient.
This shower nozzle can dispose one or more nozzles.
Advantage of the present invention: 1, the setting of unidirectional turbulent valve in the tubaeform cavity volume of turbulent flow spray nozzle main body, played the effect of decompression, coating can be sprayed with normal operating pressure through this turbulent flow spray nozzle, coating can not take place to splash, save coating, and this shower nozzle has a plurality of nozzles, big, the high efficiency of spraying work area.2, cone can be rotated, and coating is further stirred, and has improved the uniformity of sprayed coating, has improved construction quality.3, the turbulent flow spray nozzle nozzle can change, and is convenient to change the nozzle of different size, also is convenient to washer jet, makes the application of coating turbulent flow spray nozzle of the present invention more convenient, wider.
(4) description of drawings:
Fig. 1 is the structural representation in one embodiment of the present invention.
Fig. 2 is the front view of cone in Fig. 1 embodiment.
Fig. 3 is the vertical view of cone in Fig. 1 embodiment.
(5) specific embodiment:
In the embodiment of Fig. 1, the cavity volume of nozzle body 1 is the big horn shape of the little outlet of import, its import bottom is connected straight tube 1-1 and connects with one, connect on the straight tube 1-1 outer wall and be shaped on annular slot, be beneficial to and other facility clamping, the port of export of nozzle body 1 is connected with shower nozzle end cap 2 in the mode of screw thread.Be distributed with a plurality of through holes on the shower nozzle end cap 2, the nozzle 3 that has a seam passes the through hole on it from the bottom of shower nozzle end cap 2, screw on the screw thread expose nozzle 3 with nut and to tighten, nozzle 3 is anchored on the shower nozzle end cap 2, and nozzle 3 can be the nozzle with different jet sizes.
Be installed on the cone 6 of coincideing with it in the tubaeform cavity volume of nozzle body 1, the cone vertex of a cone of cone 6 places nozzle body 1 import straight tube cavity, and other cone side contacts with the tubaeform cavity volume lower surface of nozzle body 1.The cone side offers coaxial annular groove 6-1, and the also spaced apart same down fold 6-2 that communicates at the end with cannelure 6-1 and awl or the helicla flute in the same way of being provided with is provided with annular seal ring in the cannelure 6-1 along the cone side.It is pin-and-hole that cone 6 awl centers, the end offer coaxial blind hole, and suit rotary sleeve 8 in the pin-and-hole.
One end of alignment pin 7 connects firmly in shower nozzle end cap 2 bottom surfaces on the support 9 of lower convexity, when shower nozzle end cap 2 screws in nozzle body 1 port of export, alignment pin 7 inserts in the rotary sleeve 8 of cone 6 awl end suits, the two movable cooperation, compression spring 5 is enclosed within on the alignment pin 7 between support 9 and the rotary sleeve 8, is compressive state.
So in the structure, during unidirectional turbulent opening of valves, cone 6 along alignment pin 7 axially on rotate around alignment pin 7 when moving.
Claims (10)
1, turbulent flow spray nozzle comprises nozzle body, nozzle, it is characterized in that: the port of export of nozzle body (1) is connected with the shower nozzle end cap, and nozzle end covers and is distributed with nozzle, is provided with unidirectional turbulent valve in the nozzle body (1).
2, turbulent flow spray nozzle according to claim 1, it is characterized in that: the cavity volume of nozzle body (1) is the big horn shape of the little outlet of import, unidirectional turbulent valve comprises rotatable cone (6) and with the jack unit of cone (6) roof pressure in the cavity volume import of nozzle body (1), cone matches with the tubaeform cavity volume bottom of main body, and the vertex of a cone embeds the cavity volume import.
3, turbulent flow spray nozzle according to claim 2, it is characterized in that: offer lateral slot (6-2) on the cone side, the pressure coating top that this lateral slot (6-2) is got into from nozzle body (1) import in cone, cone side be with the tubaeform cavity volume of nozzle body (1) when surperficial gapped, the import and the outlet of conducting nozzle body (1).
4, turbulent flow spray nozzle according to claim 2 is characterized in that: the mode of offering of lateral slot (6-2) is, when the pressure coating of getting into from nozzle body (1) import produces a turning moment that allows cone rotate during by lateral slot (6-2).
5, turbulent flow spray nozzle according to claim 3 is characterized in that: 3, lateral slot (6-2) is for down fold or be helicla flute in the same way.
6, according to any one described turbulent flow spray nozzle of claim 3～5, it is characterized in that: offer coaxial annular groove (6-1) on the side of cone (6), be positioned at awl lateral slot (6-2) end, that communicate with cannelure (6-1) along the cone side to the also spaced apart end that is provided with of the direction of cone base, lateral slot (6-2) is with down fold or helicla flute in the same way, is provided with annular seal ring in the cannelure (6-1).
7, according to any one described turbulent flow spray nozzle of claim 3～5, it is characterized in that: jack unit is positioned between turbulent flow spray nozzle end cap (2) and the cone (6), and jack unit comprises alignment pin (7) and compression spring (5); One end of alignment pin (7) connects firmly in turbulent flow spray nozzle end cap (2) bottom centre and locates, the other end of alignment pin (7) inserts in the pin-and-hole of cone (6) awl center, the end versatilely, and compression spring (5) is sleeved on turbulent flow spray nozzle end cap (2) and the alignment pin (7) of cone (6) awl at the end with being compressed.
8, according to the described turbulent flow spray nozzle of claim 7, it is characterized in that: rotary sleeve (8) is sleeved in cone (6) the awl end pin-and-hole, and alignment pin (7) inserts in the rotary sleeve (8), and the two is movable the cooperation.
9, according to any one described turbulent flow spray nozzle of claim 1～5, it is characterized in that: nozzle end covers offers through hole, and nozzle (3) removably is fitted on the shower nozzle end cap (2).
10, according to any one described turbulent flow spray nozzle of claim 1～3, it is characterized in that: the import bottom of nozzle body (1) is connected straight tube (1-1) and connects with one, connects on straight tube (1-1) outer wall to be shaped on the annular slot that is beneficial to other facility clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100220892A CN100425350C (en) | 2005-11-16 | 2005-11-16 | Turbulent flow spray nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100220892A CN100425350C (en) | 2005-11-16 | 2005-11-16 | Turbulent flow spray nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1765524A true CN1765524A (en) | 2006-05-03 |
| CN100425350C CN100425350C (en) | 2008-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100220892A Expired - Fee Related CN100425350C (en) | 2005-11-16 | 2005-11-16 | Turbulent flow spray nozzle |
Country Status (1)
| Country | Link |
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| CN (1) | CN100425350C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841580A (en) * | 2015-06-12 | 2015-08-19 | 东营威玛石油钻具有限公司 | Finishing coat sprayer |
| CN109530135A (en) * | 2018-12-18 | 2019-03-29 | 中山市正清环保科技有限公司 | A kind of exhaust gas use in waste water treatment is convenient for cleaning and facilitates the spray head of control spray angle |
| CN113404261A (en) * | 2021-06-02 | 2021-09-17 | 陈林发 | Spraying device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2070205U (en) * | 1990-06-09 | 1991-01-30 | 江苏工学院 | Adjustable rotary seam power saving jet |
| US5667144A (en) * | 1995-04-27 | 1997-09-16 | Wagner Sprqy Tech Corporation | Paint gun with co-molded swirl valve |
| CN2629831Y (en) * | 2003-06-06 | 2004-08-04 | 中国农业大学 | Back-flow stepless variable spray head device |
| DE10361349B4 (en) * | 2003-12-17 | 2005-12-08 | Lechler Gmbh | cone nozzle |
-
2005
- 2005-11-16 CN CNB2005100220892A patent/CN100425350C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841580A (en) * | 2015-06-12 | 2015-08-19 | 东营威玛石油钻具有限公司 | Finishing coat sprayer |
| CN109530135A (en) * | 2018-12-18 | 2019-03-29 | 中山市正清环保科技有限公司 | A kind of exhaust gas use in waste water treatment is convenient for cleaning and facilitates the spray head of control spray angle |
| CN113404261A (en) * | 2021-06-02 | 2021-09-17 | 陈林发 | Spraying device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100425350C (en) | 2008-10-15 |
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Granted publication date: 20081015 Termination date: 20101116 |