CN104549807B - Unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer and mounting and application method thereof - Google Patents
Unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer and mounting and application method thereof Download PDFInfo
- Publication number
- CN104549807B CN104549807B CN201510044818.8A CN201510044818A CN104549807B CN 104549807 B CN104549807 B CN 104549807B CN 201510044818 A CN201510044818 A CN 201510044818A CN 104549807 B CN104549807 B CN 104549807B
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- Prior art keywords
- antidrip
- voltage stabilizing
- cavity
- sprayer body
- diaphragm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/26—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
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- Nozzles (AREA)
Abstract
An unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer comprises a cap, a body fitly mounted to the cap, and a reflector connected with the body. The unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer is characterized in that the body is connected with the reflector through a fixing rod with T-shaped section, the body is hollow and is internally provided with a cavity having T-shaped section and fitting mounting of the fixing rod, the reflector is provided with a fixing rod mounting hole, the fixing rod is mounted in the cavity of the body, the tail end, extending out, of the fixing rod is inserted to the reflector and in tight fit with the fixing rod mounting hole. A mounting and application method of the atomizer includes: the atomizer is mounted; the cap is connected to an inflow pipe of a spray irrigating unit in a threaded manner or through a bevel connector; an opening pressure value of the atomizer is determined according to magnitude of elasticity of a pressure-stabilizing drip-proof membrane; when interior water pressure of the inflow pipe is higher than the opening pressure value of the atomizer, spray irrigation water flows through the pressure-stabilizing drip-proof membrane and is atomized by the reflector, and full-circle sprinkling starts.
Description
Technical field
The present invention relates to micro water irrigation field mini sprinkler equipment, particularly a kind of unobstructed wholecircle sprinkling antidrip atomization of voltage stabilizing
Mini sprinkler.
Background technology
In recent years, because slight irrigation has many advantages, such as water saving, irrigation uniformity height, saving of labor, section fertilizer, volume increase, development is fast
Speed, is widely used, it has also become the important technical in agricultural production, and national slight irrigation application area reaches at present
More than 3000 ten thousand mu.
Slight irrigation mainly includes drip irrigation and two kinds of forms of microspray irrigation.Microspray irrigation is using refraction or rotary by tubing
One kind that low pressure water or chemical agent are sprayed at micrometeor low pressure on branch and leaf or on ground is poured water form by mini sprinkler.Microspray irrigation
Operating pressure low, flow is little, is conducive to eliminating aqueous saturation region, so that moisture is absorbed at any time by soil, improve root area lead to
Gas bar part, both can increase soil moisture at regular time and quantity, air humidity can be improved again, adjust Partial little climate.Microspray irrigation is wide
The general plantation being applied to vegetable, flowers, fruit tree, medical material, and the moistening and lowering temperature in the region such as nursery, plant.
Mini sprinkler is the core component in micro-sprinkler irrigation system, and the more mini sprinkler of application mainly has rotary and refraction at present
Two kinds of formula.Rotary have a rotary body, and after water flows through nozzle directive rotary body, rotary body makes current spray by certain angle,
Also reacting on rotary body itself so as to the high-speed rotation that is impacted simultaneously, thus current are ground into drop-wise dishing out, being formed larger
Spraying swath；Refraction type micro-sprinkler is that during work, current reflect cone by the vertical directive of nozzle, are smashed come dispersing water flow using refraction cone
Become thin water layer to project to surrounding, form fine liquid particles under air drag effect and be scattered on the ground.Rotating micro-sprinkler droplet
It is relatively large in diameter, range farther out, is suitable for irrigating moisturizing use；Refraction type micro-sprinkler, also known as atomizer, fogdrop diameter is less, penetrates
Journey is nearer, and suitable nursery, cooling of heating use.
Refraction type micro-sprinkler mainly has the structure compositions such as support, refraction cone, nozzle at present, and when shower nozzle works, support can hinder
Keep off a part of water, form the no pool of certain area and spray it is impossible to reach wholecircle, leverage irrigation uniformity and using effect
Really.
When pressure is less than certain value, the water droplet of refraction type micro-sprinkler is very greatly it is impossible to form vaporific, or even becomes current shape,
Use requirement can not be met completely.When irrigation system quits work, also can leave a part of water in pipeline, be dripped by nozzle
Go out, the water yield near such shower nozzle can be excessive, affects plant growth.So refraction type micro-sprinkler necessarily be greater than certain pressure ability
Allow its work, current solution is additional anti-dripping valve, and anti-dripping valve complex structure, price is higher, be mini sprinkler price 1～
2 times, so that a whole set of mini sprinkler cost greatly increases, have impact on the popularization and application of mini sprinkler.
Chinese patent Authorization Notice No.：CN 203610238 U, authorized announcement date：On 05 28th, 2014, disclose " one
Kind no set a roof beam in place multifunction water-saving rotation mini sprinkler, it comprises head cartridge seat, the little water quantity controller of blade type, circular assembling set
Pipe, blade type water outlet pipe support and T-shaped water outlet rotary nozzle, the drawbacks of can overcome prior art, it is excellent compared with similar G type shower nozzle
Point is obstruction of no setting a roof beam in place, and 360 ° of water spray is uniformly." this mini sprinkler structure is more complicated, relatively costly, do not solve to drip during low pressure
Water, situation can not be atomized.
Chinese patent Authorization Notice No.：CN 202238402 U, authorized announcement date：On 05 30th, 2012, disclose " one
Plant Novel barrier-free micro-sprinkler, it comprises outer nut cap, pad, mini sprinkler, bearing, floating drum and main body；It solves micro- spray in the past
Situation about dripping, more succinct in appearance, what energy was real realizes 360 degree of rotary works." this mini sprinkler structure is more complicated,
Particularly there is bearing, relatively costly, do not solve to be atomized situation during low pressure simultaneously.
In sum, existing refraction type Atomized miniature spraying head be primarily present support stop do not enable wholecircle spray, pressure low
When the problems such as drip, can not be atomized and be on the high side.
Content of the invention
The present invention provides a kind of unobstructed wholecircle to spray the antidrip Atomized miniature spraying head of voltage stabilizing.The technical solution used in the present invention
For：
A kind of unobstructed wholecircle sprays the antidrip Atomized miniature spraying head of voltage stabilizing, including the spray of sprinkler cap and sprinkler cap Matching installation
The head refractile body that is connected with sprayer body of body it is characterised in that：Sprayer body connects refractile body by the fix bar that section is T-shaped；Spray
Head body inner hollow, is had and is installed the cavity that the section being adapted is T-shaped with fix bar, and refractile body has fix bar installing hole,
Fix bar is arranged in the cavity of sprayer body, stretches out end insertion and reflects internal and installing hole tight fit.
Further, in the cavity of sprayer body, the antidrip diaphragm of voltage stabilizing is installed, global sections are T-shaped, internal run-through shoulder hole, cuts
Face is T-shaped, and fix bar is inserted, and is arranged in the cavity of sprayer body by the antidrip diaphragm of voltage stabilizing, and the antidrip diaphragm of voltage stabilizing is bullet
Property diaphragm, under pressure-less state, the antidrip diaphragm of voltage stabilizing is fixed bar, in sealing state.
Further, sprinkler cap inner hollow, is divided into two cavitys, insertion in front and back, wherein, anterior cavity is with inlet channel even
Logical, rear portion cavity mounting spray head body；Rear portion cavity is gradually increased along water (flow) direction opening, and inner surface taper is 1.2:100, shower nozzle
Body front end is adapted to sprinkler cap rear chamber body phase, and sprayer body afterbody is connected to sprinkler cap end, and sprayer body is closely joined with sprinkler cap
Close.
Further, nozzle is located at sprayer body afterbody, and fix bar by the vertical pole being arranged in sprayer body cavity and is used for inserting
Reflect internal cross bar composition, the cross bar of fix bar is connected through sprayer body nozzle end with refractile body, and nozzle inside diameter is more than horizontal stroke
Shank diameter, nozzle inside diameter is 1.0～1.5mm, a diameter of 0.6～1.0mm of cross bar, the plane of refraction 4 of nozzle distance refractile body～
6mm.
Further, sprinkler cap passes through screw thread or muleshoe sub is connected with inlet channel.
The present invention also provides above-mentioned unobstructed wholecircle to spray the installation and application of the antidrip Atomized miniature spraying head of voltage stabilizing, its feature
It is to comprise the steps：
First, mini sprinkler is installed：First fix bar is inserted in the antidrip diaphragm of voltage stabilizing, then antidrip for voltage stabilizing diaphragm is arranged on
In sprayer body cavity, anterior T-shaped cavity front portion tight fit, voltage stabilizing antidrip diaphragm rear portion and the spray with sprayer body of the antidrip diaphragm of voltage stabilizing
The T-shaped chamber rear gap cooperation of head body, the cross bar of fix bar sequentially passes through the T-shaped cavity of sprayer body, nozzle；Before sprayer body
End is arranged in the rear chamber body of sprinkler cap, and sprayer body afterbody is connected to sprinkler cap end, and sprayer body is fitted close with sprinkler cap；
The installation in the hole that the cross bar of fix bar is inserted refractile body is fitted close；
2nd, the inlet channel of the sprinkler cap of mini sprinkler mounted in step one and sprinkling irrigation equipment is passed through screw thread or angle
Joint connects, and determines that according to the elastic size of the antidrip diaphragm of voltage stabilizing the pressure value of opening of mini sprinkler is 180～200kPa, closes pressure
Force value is 160～180kPa, and when in inlet channel, hydraulic pressure is more than when opening pressure value of mini sprinkler, sprinkling irrigation current are from inlet channel
Flow through sprinkler cap internal cavity successively and enter sprayer body internal cavity, the antidrip diaphragm of voltage stabilizing occurs between elastic deformation, and fix bar
Formed current gap, sprinkling irrigation current flow through the antidrip diaphragm of voltage stabilizing pass through sprayer body nozzle end spouting, meet refractile body through folding
It is atomized after penetrating face reflection, between sprayer body and refractile body, no circumference stops, realize wholecircle and spray.
The unobstructed wholecircle of the present invention sprays the antidrip Atomized miniature spraying head of voltage stabilizing, is arranged on sprayer body using fix bar one end
Interior, the other end inserts the mode of refractile body center mounting hole, and sprayer body is connected with refractile body, is connected spray with using circumferential support
Head body is compared with the conventional mini sprinkler of refractile body, it is to avoid current project from nozzle and reflect the atomization Later Zhou Dynasty, one of the Five Dynasties to by being propped up through refractile body
What frame stopped and led to does not enable the problem of wholecircle sprinkling, and refractile body plane of refraction, away from nozzle distance 4～6mm, makes the water yield uniform
It is distributed on the disc centered on shower nozzle it is ensured that spraying more uniform, there is compared with existing mini sprinkler water spray range
More greatly, the advantages of water distribution is uniform.
Meanwhile, it is fitted close to control hydraulic pressure using the antidrip diaphragm of elastic voltage stabilizing and fix bar, according to the antidrip diaphragm of voltage stabilizing
Elastic size can determine that shower nozzle opens pressure value and closing presure value, when hydraulic pressure be less than certain pressure value when, current can not lead to
Cross the antidrip diaphragm of voltage stabilizing, nozzle is momentarily turned off, it is to avoid after conventional mini sprinkler is closed, in pipeline, current are continued to ooze by nozzle
Problem, prevents shower nozzle near zone hypervolia.
Sprinkler cap and sprayer body adopt taper fit, and dismounting is also more convenient, and mini sprinkler nozzle diameter 1.0～1.5mm is fixing
Bar cross bar diameter 0.6～1.0mm, can determine mini sprinkler flow by nozzle bore and fix bar diameter.Flow can pass through
Following formula calculates：Q=0.9 μ π (dSpray 2-dBar 2) * (2gp) ^0.5, in formula, q is mini sprinkler flow, and μ is discharge coefficient, dSprayStraight for nozzle
Footpath, dBarFor fixing shank diameter, g is acceleration of gravity, and p is pressure at nozzle.Mini sprinkler is through above-mentioned design, each structural behaviour ginseng
Number is：Mini sprinkler operating pressure 200～300kPa, flow 30～70L/h, spray diameter 2.0～2.5m, and mist particle diameter is distributed model
Enclose for 150～330 μm.
When there being press water to pass through sprinkler cap joint, when entering shower nozzle intracoelomic cavity, because the antidrip diaphragm of voltage stabilizing is pressed on fixation
On bar, when pressure is less, water can not pass through, and is stepped up with pressure, and the antidrip diaphragm of voltage stabilizing starts deformation until fully opening,
Water is reached at nozzle by inner chamber, and current, by nozzle vertical directive refractile body, are smashed into thin water layer and project to surrounding, in air
Form fine mist under drag effect and be scattered in mini sprinkler surrounding.When closing water-carriage system, sprayer body chamber pressure progressively subtracts
Little, after reaching certain value, the antidrip diaphragm of voltage stabilizing is pressed in fix bar again, prevents water under low voltage situations from flowing out at nozzle.
The present invention has advantages below：1st, the present invention by Each part, size optimization design so that water spray when do not have
There is stop it is achieved that real wholecircle sprays, improve uniformity of irrigation water appilcation；2nd, the present invention passes through the antidrip diaphragm of voltage stabilizing and fix bar,
Achieve during low pressure shower nozzle to close, it is to avoid atomization is bad and dripping phenomenon, substantially increases serviceability；3rd, present configuration
Simply, with low cost, can be widely used in micro-sprinkler irrigation system, there is preferable economic worth and industrial value, be worthy to be popularized.
This mini sprinkler structure is simple, with low cost, can really realize wholecircle sprays, just opens at elevated pressures, guarantee atomization and not
Drip.
Brief description
Fig. 1 is that the decomposition texture of the unobstructed wholecircle sprinkling antidrip Atomized miniature spraying head of voltage stabilizing of the specific embodiment of the invention shows
It is intended to；
Fig. 2 is that the assembling structure of the unobstructed wholecircle sprinkling antidrip Atomized miniature spraying head of voltage stabilizing of the specific embodiment of the invention is shown
It is intended to；
Fig. 3 is that the outward appearance of the unobstructed wholecircle sprinkling antidrip Atomized miniature spraying head of voltage stabilizing of the specific embodiment of the invention is illustrated
Figure.
In figure：1- sprinkler cap；2- fix bar；The antidrip diaphragm of 3- voltage stabilizing；4- sprayer body；5- refractile body.
Specific embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but the embodiment of invention is not limited to
This.
As illustrated, a kind of unobstructed wholecircle sprays the antidrip Atomized miniature spraying head of voltage stabilizing, include sprinkler cap 1, fix bar 2, surely
Press antidrip diaphragm 3, sprayer body 4 and refractile body 5.
Described sprinkler cap 1 inner surface has taper 1.2:100, sprayer body 4 outer surface has identical taper, appearance in both
Face is fitted close by taper.Sprinkler cap 1 can be connected with pipeline by screw thread or muleshoe sub.
Described fix bar 2 passes through the antidrip diaphragm of voltage stabilizing 3 interstitial hole, and the antidrip diaphragm of voltage stabilizing 3 has elasticity, is pressed on fix bar
On 2, in sealing state.The elastic size of diaphragm can be passed through, determine that mini sprinkler opens and closes pressure value.The present embodiment mini sprinkler
Open pressure value be 180～200kPa, closing presure be 160～
180kPa.
Described fix bar 2 and the antidrip diaphragm of voltage stabilizing 3 are integrally placed in sprayer body 4 inner chamber, and fix bar 2 one end passes through simultaneously
The nozzle of sprayer body 4 is connected with refractile body 5, does not stop it is achieved that wholecircle sprays during water spray.
Described refractile body 5 plane of refraction, away from nozzle distance 4～6mm, makes the water yield be evenly distributed on the disc centered on nozzle
Upper it is ensured that spraying more uniform, the range that has the advantages that to spray water compared with existing mini sprinkler is bigger, water distribution is uniform.
Described embodiment nozzle diameter 1.5mm, fixes shank diameter 0.9mm, and each structural behaviour parameter is：Mini sprinkler work pressure
Power 200～300kPa, flow 50～70L/h, spray diameter 2.2～2.5m, and mist particle diameter distribution is 180～330 μm.
Described mini sprinkler work process is：When there being press water to pass through sprinkler cap 1 joint, when entering sprayer body 4 inner chamber, due to
The antidrip diaphragm of voltage stabilizing 3 is pressed in fix bar 2, and when pressure is less, water can not pass through, and is stepped up with pressure, the anti-drop film of voltage stabilizing
Piece 3 starts deformation until fully opening, and water is reached at nozzle by inner chamber, and current, by nozzle vertical directive refractile body 5, are smashed
Become thin water layer to project to surrounding, form tiny water smoke under air drag effect and be scattered mini sprinkler surrounding.When closing water-carriage system
When, sprayer body 4 chamber pressure progressively reduces, and after reaching certain value, the antidrip diaphragm of voltage stabilizing 3 is pressed in fix bar 2 again, prevents
Under low voltage situations, water flows out at nozzle.
Above-described embodiment is only presently preferred embodiments of the present invention, is not used for limiting the practical range of the present invention.I.e. all according to
Impartial change and modification that present invention is made, are all covered by the claims in the present invention scope required for protection.
Claims (6)
1. a kind of unobstructed wholecircle sprays the antidrip Atomized miniature spraying head of voltage stabilizing, including the shower nozzle of sprinkler cap and sprinkler cap Matching installation
Refractile body that body is connected with sprayer body it is characterised in that：Sprayer body connects refractile body by the fix bar that section is T-shaped；Shower nozzle
Body inner hollow, is had and is installed the cavity that the section being adapted is T-shaped with fix bar, and refractile body has fix bar installing hole, Gu
Fixed pole is arranged in the cavity of sprayer body, stretches out end insertion and reflects internal and installing hole tight fit.
2. unobstructed wholecircle according to claim 1 spray the antidrip Atomized miniature spraying head of voltage stabilizing it is characterised in that：Sprayer body
Voltage stabilizing antidrip diaphragm is installed in cavity, global sections are T-shaped, internal run-through shoulder hole, section is T-shaped, fix bar is inserted,
It is arranged in the cavity of sprayer body by the antidrip diaphragm of voltage stabilizing, the antidrip diaphragm of voltage stabilizing is flexible sheet, voltage stabilizing under pressure-less state
Antidrip diaphragm is fixed bar, in sealing state.
3. unobstructed wholecircle according to claim 1 spray the antidrip Atomized miniature spraying head of voltage stabilizing it is characterised in that：In sprinkler cap
Portion's hollow, is divided into two cavitys, insertion in front and back, wherein, anterior cavity is connected with inlet channel, rear portion cavity mounting spray head body；
Rear portion cavity is gradually increased along water (flow) direction opening, and inner surface taper is 1.2:100, sprayer body front end and sprinkler cap rear portion cavity
It is adapted, sprayer body afterbody is connected to sprinkler cap end, sprayer body is fitted close with sprinkler cap.
4. unobstructed wholecircle according to claim 2 spray the antidrip Atomized miniature spraying head of voltage stabilizing it is characterised in that：Nozzle is located at
Sprayer body afterbody, fix bar forms by the vertical pole being arranged in sprayer body cavity with for the internal cross bar of insertion refraction, fixing
The cross bar of bar is connected through sprayer body nozzle end with refractile body, nozzle inside diameter be more than cross bar diameter, nozzle inside diameter be 1.0～
1.5mm, a diameter of 0.6～1.0mm of cross bar, the plane of refraction 4～6mm of nozzle distance refractile body.
5. the unobstructed wholecircle according to any one of claim 1-4 spray the antidrip Atomized miniature spraying head of voltage stabilizing it is characterised in that：
Sprinkler cap passes through screw thread or muleshoe sub is connected with inlet channel.
6. a kind of unobstructed wholecircle sprays the installation and application of the antidrip Atomized miniature spraying head of voltage stabilizing it is characterised in that including following walking
Suddenly：
First, mini sprinkler is installed：First fix bar is inserted in the antidrip diaphragm of voltage stabilizing, then antidrip for voltage stabilizing diaphragm is arranged on shower nozzle
In body cavity body, anterior T-shaped cavity front portion tight fit, voltage stabilizing antidrip diaphragm rear portion and the sprayer body with sprayer body of the antidrip diaphragm of voltage stabilizing
The cooperation of T-shaped chamber rear gap, the cross bar of fix bar sequentially passes through the T-shaped cavity of sprayer body, nozzle；Sprayer body front end is pacified
It is contained in the rear chamber body of sprinkler cap, sprayer body afterbody is connected to sprinkler cap end, sprayer body is fitted close with sprinkler cap；To consolidate
The installation in the hole that the cross bar of fixed pole inserts refractile body is fitted close；
2nd, the inlet channel of the sprinkler cap of mini sprinkler mounted in step one and sprinkling irrigation equipment is passed through screw thread or muleshoe sub
Connect, determine that according to the elastic size of the antidrip diaphragm of voltage stabilizing the pressure value of opening of mini sprinkler is 180～200kPa, closing presure value
For 160～180kPa, when in inlet channel, hydraulic pressure is more than when opening pressure value of mini sprinkler, sprinkling irrigation current are from inlet channel successively
Flow through sprinkler cap internal cavity and enter sprayer body internal cavity, the antidrip diaphragm of voltage stabilizing occurs to be formed between elastic deformation, and fix bar
Current gap, sprinkling irrigation current flow through the antidrip diaphragm of voltage stabilizing pass through sprayer body nozzle end spouting, meet refractile body through plane of refraction
It is atomized after reflection, between sprayer body and refractile body, no circumference stops, realize wholecircle and spray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044818.8A CN104549807B (en) | 2015-01-28 | 2015-01-28 | Unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer and mounting and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044818.8A CN104549807B (en) | 2015-01-28 | 2015-01-28 | Unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer and mounting and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104549807A CN104549807A (en) | 2015-04-29 |
| CN104549807B true CN104549807B (en) | 2017-02-22 |
Family
ID=53067503
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510044818.8A Active CN104549807B (en) | 2015-01-28 | 2015-01-28 | Unobstructed full-circle sprinkling and stabilized pressure drip-proof micro atomizer and mounting and application method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105834021B (en) * | 2016-05-05 | 2018-08-24 | 杨志恒 | A kind of flower planting water-saving irrigation nozzle |
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|---|---|---|---|---|
| US4882189A (en) * | 1988-07-11 | 1989-11-21 | Carrot Top Inc. | Method of spraying water mist onto produce in a display case |
| CN2785716Y (en) * | 2005-03-30 | 2006-06-07 | 苏州金盛瓷业有限公司 | High-pressure ceramic spray cap |
| CN202238402U (en) * | 2011-09-15 | 2012-05-30 | 李惠钧 | Novel barrier-free micro-sprinkler |
| CN202845224U (en) * | 2012-11-09 | 2013-04-03 | 大庆达华灌溉设备有限公司 | Rotation type sprinkler head |
| CN203610238U (en) * | 2013-11-25 | 2014-05-28 | 厦门富超塑料制品有限公司 | Girder-free multifunction throttling rotation micro nozzle |
| CN204429524U (en) * | 2015-01-28 | 2015-07-01 | 农业部南京农业机械化研究所 | Unobstructed wholecircle sprays the antidrip Atomized miniature spraying head of voltage stabilizing |
-
2015
- 2015-01-28 CN CN201510044818.8A patent/CN104549807B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4882189A (en) * | 1988-07-11 | 1989-11-21 | Carrot Top Inc. | Method of spraying water mist onto produce in a display case |
| CN2785716Y (en) * | 2005-03-30 | 2006-06-07 | 苏州金盛瓷业有限公司 | High-pressure ceramic spray cap |
| CN202238402U (en) * | 2011-09-15 | 2012-05-30 | 李惠钧 | Novel barrier-free micro-sprinkler |
| CN202845224U (en) * | 2012-11-09 | 2013-04-03 | 大庆达华灌溉设备有限公司 | Rotation type sprinkler head |
| CN203610238U (en) * | 2013-11-25 | 2014-05-28 | 厦门富超塑料制品有限公司 | Girder-free multifunction throttling rotation micro nozzle |
| CN204429524U (en) * | 2015-01-28 | 2015-07-01 | 农业部南京农业机械化研究所 | Unobstructed wholecircle sprays the antidrip Atomized miniature spraying head of voltage stabilizing |
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| CN104549807A (en) | 2015-04-29 |
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