JP2000210596A - Nozzle for spraying liquid - Google Patents
Nozzle for spraying liquidInfo
- Publication number
- JP2000210596A JP2000210596A JP11054517A JP5451799A JP2000210596A JP 2000210596 A JP2000210596 A JP 2000210596A JP 11054517 A JP11054517 A JP 11054517A JP 5451799 A JP5451799 A JP 5451799A JP 2000210596 A JP2000210596 A JP 2000210596A
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- liquid
- spray
- spraying
- tip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 36
- 238000005507 spraying Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 33
- 238000007689 inspection Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
(57)【要約】
【課題】 従来のストレーナーを内蔵した噴霧用ノズル
より噴霧状態を向上させ、ノズル内のスケールの付着を
防止または減少させ、ノズル点検の頻度を減少させて作
業性を著しく向上させることができる噴霧用ノズルを提
案する。
【解決手段】 ノズルの先端に十文字型または放射状の
スリットを設け、該ノズルの内側に少なくとも２個の撹
拌子を挿入し、該ノズルの外周には加圧気体を圧入する
外筒を設けてなることを特徴とする液体の噴霧用ノズ
ル。
(57) [Summary] [PROBLEMS] To improve the spraying state more than conventional spraying nozzles with a built-in strainer, to prevent or reduce the adhesion of scale in the nozzles, to reduce the frequency of nozzle inspection, and to significantly improve workability. We propose a spray nozzle that can be made to work. SOLUTION: A cross-shaped or radial slit is provided at the tip of a nozzle, at least two stirrers are inserted inside the nozzle, and an outer cylinder for press-fitting a pressurized gas is provided on the outer periphery of the nozzle. A nozzle for spraying a liquid, comprising:
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、液体の噴霧用ノズ
ルに関するものである。The present invention relates to a nozzle for spraying a liquid.
【０００２】[0002]
【従来の技術】噴霧用ノズルは、主として液体を細孔か
ら噴霧して微小液滴を作るためのノズルであって、この
ノズルには噴霧する液体を加圧してノズルから噴出させ
る加圧ノズルと、液体を細孔より流出させ、その周辺に
高圧のガス体を流出させて微粒化する二流体ノズルの２
種に大別される。2. Description of the Related Art A spray nozzle is a nozzle mainly for spraying a liquid from fine pores to form fine droplets. This nozzle includes a pressure nozzle for pressurizing a liquid to be sprayed and ejecting the liquid from the nozzle. A two-fluid nozzle, which makes the liquid flow out of the pores and discharges the high-pressure gas to the surroundings to atomize it.
They are roughly classified into species.
【０００３】加圧ノズルは、その目的により噴霧液滴が
狭い幅で膜状に噴霧させるものや、円錐状の全面に分散
するもの（ソリッドコーンノズル）および円錐の中心部
に中空の部分があるもの（ホローコーンノズル）等があ
る。Depending on the purpose, a pressure nozzle sprays spray droplets in a film with a narrow width, a spray nozzle which disperses over a conical surface (solid cone nozzle), and a hollow portion at the center of the cone. (Hollow cone nozzle).
【０００４】そして、ガス吸収，調湿，冷水操作などに
は前者が、また噴霧乾燥には後者が主に用いられ、後者
は特にノズルの吹出部で液に急速な旋回流を与えて微粒
化する。噴霧圧力は数気圧から数百気圧の範囲に及び、
液流量は圧力の１／２乗に比例して増加する。The former is mainly used for gas absorption, humidity control, cold water operation and the like, and the latter is mainly used for spray drying, and the latter gives a rapid swirling flow to the liquid particularly at the nozzle outlet to atomize the liquid. I do. Spray pressure ranges from a few atmospheres to hundreds of atmospheres,
The liquid flow increases in proportion to the pressure raised to the half power.
【０００５】また、二流体ノズルは、同一粘度の液では
加圧ノズルより微粒となる特性があり、気体の流量が増
加するほど粒滴径は小さくなる。重油の燃焼バーナー等
に主に使用されるが、粘度の高いペースト状材料の噴霧
乾燥に用いられる場合もあり、また気体によっては微小
粉体を分散噴霧させる場合にも用いられる。Further, the two-fluid nozzle has a characteristic that the liquid having the same viscosity becomes finer than the pressure nozzle, and the droplet diameter becomes smaller as the flow rate of the gas increases. It is mainly used for combustion burners for heavy oil, etc., but it is also used for spray-drying high-viscosity paste-like materials, and is also used for dispersing and spraying fine powders depending on the gas.
【０００６】噴霧機には多種あるが、目的に応じて上手
に使用するためには、ノズルの選択が極めて重要であ
り、従来から多種のノズルが提案され実用化されてお
り、そのノズル先端の形状としては、点状や一文字状，
多孔式としたもの等がある。[0006] There are many types of sprayers, but selection of nozzles is extremely important in order to use them properly according to the purpose. Many types of nozzles have been proposed and put into practical use. As the shape, a dot shape, a single character shape,
There is a porous type.
【０００７】ノズルの内部は空洞であったり、詰まり防
止用のストレーナーやフィルター等を装備したものもあ
るが、従来のものはノズル先端の孔が小さく、ストレー
ナーを内蔵していると、ノズル内部にスケールが付着し
て詰まることが多く、ノズルを分解してストレーナーを
掃除することが頻繁に行なわれ、作業性が悪く、予備の
ノズルを必要とした。Some nozzles are hollow or equipped with a strainer or filter to prevent clogging. However, conventional nozzles have a small hole at the tip of the nozzle, and if the strainer is built in, the nozzle will The scale often adhered and clogged, the nozzle was disassembled and the strainer was frequently cleaned, the workability was poor, and a spare nozzle was required.
【０００８】[0008]
【発明が解決しようとする課題】本発明者等は上述の問
題点の原因を究明したところ、次の方法で解決できると
の知見を得た。即ち、ノズル内部にストレーナーを装置
するのではなく、常に流体の動きに応じてノズル内部を
研磨・掃除する撹拌子を挿入しておき、流体が流れてい
る間は常時撹拌子が移動してノズル内側のスケールを除
去する機構とするのである。The present inventors have investigated the causes of the above-mentioned problems and found that the problems can be solved by the following method. That is, instead of installing a strainer inside the nozzle, a stirrer that constantly grinds and cleans the inside of the nozzle according to the movement of the fluid is inserted, and the stirrer always moves and moves while the fluid is flowing. The mechanism is to remove the inner scale.
【０００９】そのため、 （イ）上記撹拌子がノズル内部で激しく回転・移動する
ことにより乱流を促し、噴霧状態を向上させる。Therefore, (a) the turbulence is promoted by violently rotating and moving the stirrer inside the nozzle to improve the spray state.
【００１０】（ロ）ノズル先端孔を十文字型または放射
状とすることにより、撹拌子が流体の出口を塞ぐことな
く、常時液体の出口を確保する。(B) By making the nozzle tip hole cross-shaped or radial, the stirrer always secures the liquid outlet without blocking the fluid outlet.
【００１１】（ハ）また、ノズル外周部に空気を圧入す
る外筒を設けて二重管とし、その外筒とノズル内筒間に
配設した突起により、ノズル筒と外筒間を流れる２次加
圧気体に乱流を誘起させて、更に液体の噴霧化を向上さ
せる。(C) Further, an outer cylinder for press-fitting air is provided on the outer periphery of the nozzle to form a double pipe, and a projection disposed between the outer cylinder and the inner cylinder of the nozzle flows between the nozzle cylinder and the outer cylinder. A turbulence is induced in the next pressurized gas to further improve atomization of the liquid.
【００１２】本発明は、上記の知見に基いて開発された
ものであり、ノズル先端孔およびノズル内部のスケール
による目詰りを防止することにより、噴霧状態を向上さ
せ、かつ長期間使用可能な機構のノズルを提案すること
を目的とする。The present invention has been developed on the basis of the above-mentioned knowledge, and is a mechanism capable of improving a spraying state and being usable for a long period of time by preventing clogging by a nozzle tip hole and a scale inside the nozzle. The purpose of the present invention is to propose a nozzle.
【００１３】[0013]
【課題を解決するための手段】本発明の第１の発明は、
ノズルの先端に十文字型または放射状のスリットを設
け、該ノズルの内側に少なくとも２個の撹拌子を挿入し
てなる液体の噴霧用ノズルであり、Means for Solving the Problems A first invention of the present invention is:
A cross-shaped or radial slit is provided at the tip of the nozzle, and is a liquid spray nozzle formed by inserting at least two stirrers inside the nozzle,
【００１４】第２の発明は、ノズルの先端に十文字型ま
たは放射状のスリットを設け、ノズルの内側に少なくと
も２個の撹拌子を挿入し、該ノズルの外周に気体を圧入
する外筒を設けてなる二重管構造の噴霧用ノズルを提供
するものである。According to a second aspect of the present invention, a cross-shaped or radial slit is provided at the tip of the nozzle, at least two stirrers are inserted inside the nozzle, and an outer cylinder for pressurizing gas is provided around the outer periphery of the nozzle. To provide a spray nozzle having a double pipe structure.
【００１５】上記発明において、撹拌子は球体で、その
材質は鋼製等の金属製、セラミック製又は硬質合成樹脂
製であることが好ましい。In the above invention, the stirrer is preferably a sphere, and its material is preferably made of metal such as steel, ceramic or hard synthetic resin.
【００１６】また、上記ノズルの外周面または外筒の内
周面には菱型状等の突起をノズル外周を取り巻くように
配設して２次気体を乱流化させることが好ましいのであ
る。Further, it is preferable that a rhombus-shaped projection or the like is arranged on the outer peripheral surface of the nozzle or the inner peripheral surface of the outer cylinder so as to surround the outer periphery of the nozzle, thereby making the secondary gas turbulent.
【００１７】ノズル先端孔を十文字型または放射状のス
リットとしたのは、球状の撹拌子がノズル孔の閉塞を防
止するためであり、また球状の撹拌子を少なくとも２個
使用するのは、１個がノズル先端で固定された状態とな
り、他の１個がその周囲を回転してノズル内部を回動す
るようにするためである。これにより、液体の乱流を誘
起させ、噴霧状態を維持し、しかもノズル内壁のスケー
ルを剥離しながら掃除するのである。The reason why the nozzle tip hole is formed as a cross-shaped or radial slit is to prevent the spherical stirrer from blocking the nozzle hole, and to use at least two spherical stirrers in one. Is fixed at the tip of the nozzle, and the other one rotates around it to rotate inside the nozzle. This induces a turbulent flow of the liquid, maintains the spray state, and cleans while removing the scale on the inner wall of the nozzle.
【００１８】また、ノズル外周に菱型状等の複数の突起
を配設することにより、外筒中に圧入した空気、スチー
ム、Ｎ２ガス、Ｏ２ガス等の気体の乱流化を促し、液体
の噴霧化を向上させるのである。なお、突起の形状は、
圧入空気の乱流化を促進し得る形状のものであれば、菱
型状に限定されるものではない。以下、本発明の実施の
形態を図面により説明する。By disposing a plurality of rhombus-shaped projections on the outer periphery of the nozzle, turbulence of air, steam, N 2 gas, O 2 gas or the like pressurized into the outer cylinder is promoted, and To improve the atomization. The shape of the projection is
The shape is not limited to a diamond shape as long as the shape can promote turbulence of the press-fit air. Hereinafter, embodiments of the present invention will be described with reference to the drawings.
【００１９】[0019]
【発明の実施の形態】図１〜２は単管式の噴霧用ノズル
の一例（液が流れている状態）を示す側面および正面説
明図、図３〜４は二重管式の噴霧用ノズルの一例（液お
よび２次気体が流れており、一方の球状撹拌子がノズル
出口の一部を塞ぎ、他方の撹拌子が回動している状態）
を示す側面および正面説明図、図５は二重管式噴霧用ノ
ズルの一例（液および２次気体が流れていない状態）を
示す側面説明図である。DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 and 2 are side and front views showing an example of a single-tube type spray nozzle (in a state where a liquid is flowing). FIGS. 3 and 4 are double-tube type spray nozzles. (A state in which liquid and secondary gas are flowing, one spherical stirrer blocks a part of the nozzle outlet, and the other stirrer is rotating)
And FIG. 5 is a side view showing an example of a double-tube spray nozzle (a state in which liquid and secondary gas are not flowing).
【００２０】図中１はノズル筒部、該ノズル筒１の前方
に円錐台形状のノズル先端部２が形成され、該ノズル先
端部２の先端面３にはノズル孔として十文字型または放
射状のスリット４が設けられていて、該スリット４から
ポンプにより圧入された液体が噴射又は噴霧される。５
は球体の撹拌子で、該撹拌子５はノズル先端部２内側に
少なくとも２個挿入されている。In FIG. 1, reference numeral 1 denotes a nozzle tube portion, and a frustoconical nozzle tip 2 is formed in front of the nozzle tube 1. A cross-shaped or radial slit is formed as a nozzle hole in a tip surface 3 of the nozzle tip 2. A liquid 4 is injected or sprayed from the slit 4 by a pump. 5
Is a spherical stir bar, and at least two stir bars 5 are inserted inside the nozzle tip 2.
【００２１】しかして、ノズル筒１内に液体Ｌが圧入さ
れると、撹拌子５の１個はノズル筒１内先端に圧接固定
された状態となって十文字型又は放射状の上記スリット
４の中心部を閉塞することとなり、他の撹拌子５はこの
十文字型又は放射状のスリット４の存在によりみずから
回転する共にスリット４の各中間部を順次閉塞して行く
力が働き、これにより固定状態の撹拌子５の周囲を回動
することとなって、ノズル筒１内の液体の乱流と分散化
を誘起させ、ノズル筒１内に発生したスケールを除去す
る役目をするのである（図１〜２参照）。When the liquid L is press-fitted into the nozzle cylinder 1, one of the stirrers 5 is fixed to the tip of the nozzle cylinder 1 by pressing, and the center of the cross-shaped or radial slit 4 is formed. The other stirrer 5 rotates by itself due to the presence of the cross-shaped or radial slits 4 and simultaneously acts to close each intermediate portion of the slits 4. By rotating around the child 5, the turbulence and dispersion of the liquid in the nozzle cylinder 1 are induced, thereby removing the scale generated in the nozzle cylinder 1 (FIGS. 1-2). reference).
【００２２】なお、撹拌子５の材質は、鋼球等の金属製
またはセラミック製あるいは硬質合成樹脂製が好まし
く、用途に応じて適宜選択すればよい。例えば、スケー
ルの発生が多い場合は鋼球を使用する。The material of the stirrer 5 is preferably made of a metal such as a steel ball, ceramic, or a hard synthetic resin, and may be appropriately selected according to the application. For example, a steel ball is used when a large amount of scale is generated.
【００２３】図３〜４はノズルを二重管式としたもの
で、６は上記ノズル筒１の外側に設けたノズル外筒で、
該外筒６とノズル筒１との間を圧気Ａの流路とし、ノズ
ル筒１外周面には上記圧気に抵抗して乱流化させるため
菱型状等の複数の突起７が配設固定されている。なお、
この突起７の形状は菱型に限定されるものではない。FIGS. 3 and 4 show a double-tube type nozzle, and reference numeral 6 denotes a nozzle outer cylinder provided outside the nozzle cylinder 1.
A flow path of the compressed air A is provided between the outer cylinder 6 and the nozzle cylinder 1, and a plurality of rhombus-shaped projections 7 are arranged and fixed on the outer peripheral surface of the nozzle cylinder 1 in order to resist the compressed air and generate turbulence. Have been. In addition,
The shape of the projection 7 is not limited to a rhombus.
【００２４】球状の撹拌子５は、その大きさを大きくす
ることにより、ノズル先端２との接触面積が大きくなっ
てノズル孔３を小さくする効果があり、水圧により噴霧
水滴径を小さくする。また、撹拌子５が小さい場合は、
ノズル先端２との接触面積が小さくなり、液の通過孔を
大きくする効果があり、水圧により噴霧距離を伸ばすこ
とができる。Increasing the size of the spherical stirrer 5 has the effect of increasing the contact area with the nozzle tip 2 and reducing the size of the nozzle hole 3, and reduces the diameter of the spray droplets by water pressure. When the stirrer 5 is small,
The contact area with the nozzle tip 2 is reduced, which has the effect of increasing the liquid passage hole, and the spray distance can be extended by water pressure.
【００２５】しかして、ノズルを二重管式としたときに
は、ノズル筒１に液体が圧入され、またその外周に圧気
が送入されると、ノズル筒１内では固定状態の撹拌子５
と周回動する撹拌子５とによって液体が乱流・分散化し
て良好な噴霧状態が得られ、しかも前記突起７により圧
気も乱流化されるので、噴霧状態を更に向上させること
になる。When the nozzle is of a double tube type, the liquid is press-fitted into the nozzle tube 1 and the compressed air is fed into the outer periphery thereof.
The liquid is turbulently dispersed and dispersed by the rotating stirrer 5 and a good spray state is obtained, and the compressed air is also turbulently flown by the projections 7, so that the spray state is further improved.
【００２６】図５はノズル１内を液が流れていない状態
を示しており、撹拌子５はいずれもノズル内筒１内下方
に降りて、スリット４は完全に開放された状態となる。FIG. 5 shows a state in which the liquid is not flowing in the nozzle 1, all the stirrers 5 descend below the nozzle inner cylinder 1, and the slits 4 are completely opened.
【００２７】上記のように構成された噴霧ノズルをパイ
プ先端に装着し、工業用水の噴霧試験を行なったとこ
ろ、極めて良好な噴霧状態が確認された。The spray nozzle configured as described above was attached to the tip of a pipe, and a spray test of industrial water was performed. As a result, an extremely good spray state was confirmed.
【００２８】実施例 図３、４に示す鋼製の２重筒式噴霧用ノズル（ノズル内
筒の内径：３０ｍｍφ、攪拌子：直径１５ｍｍの鋼球を
２個内蔵、ノズル噴霧孔：十文字型スリット、空気噴霧
用外筒の内径：４０ｍｍφ、乱流発生用突起：菱型片を
内筒外周に８枚を放射状に均等に突設）を噴霧用ホース
の先端に装着し、水圧を０．３Ｋｇｆ／ｃｍ２、０．５
Ｋｇｆ／ｃｍ２および１．０Ｋｇｆ／ｃｍ２で、空気
圧：２〜３気圧で工業用水による噴霧テストを行った
が、いずれも噴霧状況は次のように良好であった。EXAMPLE A steel double-cylinder spray nozzle shown in FIGS. 3 and 4 (inner diameter of nozzle inner cylinder: 30 mmφ, stirrer: two steel balls with a diameter of 15 mm, nozzle spray hole: cross-shaped slit) Inner diameter of the outer cylinder for air spraying: 40 mmφ, protrusions for generating turbulence: eight rhombic pieces are radially and evenly protruded on the outer circumference of the inner cylinder) at the tip of the spraying hose, and the water pressure is set to 0.3 kgf. / Cm 2 , 0.5
Spray tests were performed with industrial water at Kgf / cm 2 and 1.0 Kgf / cm 2 at an air pressure of 2 to 3 atm. In all cases, the spray conditions were good as follows.
【００２９】水圧が上昇する程、噴霧の放射角が広くな
りかつ、噴霧距離が長くなり、噴霧の液滴の粒径が微細
化した。また、１日１０時間で２０日間継続して噴霧テ
ストを行なったが、噴霧状況は変らず良好で、２０日後
にノズル内筒を観察したが、ノズル内筒の内壁へのスケ
ールの発生は全く認められなかった。As the water pressure increased, the radiation angle of the spray became wider, the spray distance became longer, and the particle size of the spray droplets became finer. The spraying test was carried out continuously for 10 days a day for 20 days. The spraying condition was good without any change. After 20 days, the nozzle inner cylinder was observed, but no scale was generated on the inner wall of the nozzle inner cylinder. I was not able to admit.
【００３０】[0030]
【発明の効果】本発明に係る噴霧用ノズルは上記のよう
に構成され、球形撹拌子の回動によりノズル内壁のスケ
ールを効果的に除去することができるので、ノズル点検
の頻度が著しく減少して作業性の向上が期待され、また
ノズル孔として十文字型又は放射状のスリットとしたこ
とにより、撹拌子が該スリットの一部の開口と閉口を繰
り返すことによって乱流・分散効果が向上するのであ
る。しかも、外筒内側（又は、内筒外側）に設けた複数
の突起により、圧入空気が乱流化されて液体の噴霧状態
を更に向上させる効果がある。The spray nozzle according to the present invention is constructed as described above, and the scale of the inner wall of the nozzle can be effectively removed by the rotation of the spherical stirrer. The turbulence / dispersion effect is improved by the stirrer repeating the opening and closing of a part of the slit by using a cross-shaped or radial slit as the nozzle hole. . In addition, the plurality of projections provided on the inner side of the outer cylinder (or the outer side of the inner cylinder) have the effect of making the press-fit air turbulent and further improving the spray state of the liquid.
【００３１】さらに、本発明の噴霧用ノズルは、撹拌子
の作用により、噴霧に当たってノズル内であらかじめ液
−液混合や粉−液混合することが可能となり、また外筒
に圧入する気体を適宜選択することにより、気−液混合
や気−粉−液混合することも可能となる。Further, the spray nozzle of the present invention enables liquid-liquid mixing or powder-liquid mixing in the nozzle before spraying by the action of the stirrer, and appropriately selects the gas to be pressed into the outer cylinder. By doing so, gas-liquid mixing and gas-powder-liquid mixing can also be performed.
【図面の簡単な説明】[Brief description of the drawings]
【図１】本発明に係る噴霧用ノズル（単管式）の一例を
示す側面説明図である。FIG. 1 is an explanatory side view showing an example of a spray nozzle (single pipe type) according to the present invention.
【図２】同・正面説明図である。FIG. 2 is an explanatory front view of the same.
【図３】本発明に係る噴霧用ノズル（二重管式）の一例
を示す側面説明図である。FIG. 3 is an explanatory side view showing an example of a spray nozzle (double tube type) according to the present invention.
【図４】同・正面説明図である。FIG. 4 is an explanatory front view of the same.
【図５】本発明に係る噴霧用ノズル（二重管式）であっ
て、ノズル内を液が流れていない状態を示す側面説明図
である。FIG. 5 is an explanatory side view showing a spray nozzle (double tube type) according to the present invention, showing a state in which liquid is not flowing through the nozzle.
【符号の説明】 １−ノズル筒 ２−ノズル先端部 ３−ノズル先端面 ４−スリット ５−撹拌子 ６−ノズル外筒 ７−突起 Ａ−圧気 Ｌ−液体[Description of Signs] 1-Nozzle cylinder 2-Nozzle tip portion 3-Nozzle tip surface 4-Slit 5-Stirrer 6-Nozzle outer cylinder 7-Protrusion A-Pressure L-Liquid
Claims (4)
または放射状のスリットを設け、該ノズルの内側には少
なくとも２個の撹拌子を挿入してなることを特徴とする
液体の噴霧用ノズル。1. A nozzle for spraying a liquid, wherein a cross-shaped or radial slit is provided as a nozzle hole at the tip of the nozzle, and at least two stirrers are inserted inside the nozzle.
または放射状のスリットを設け、該ノズルの内側には少
なくとも２個の撹拌子を挿入し、該ノズルの外周に加圧
気体を圧入する外筒を設けてなることを特徴とする液体
の噴霧用ノズル。2. An outer cylinder for providing a cross-shaped or radial slit as a nozzle hole at the tip of a nozzle, inserting at least two stirrers inside the nozzle, and forcing pressurized gas into the outer periphery of the nozzle. A nozzle for spraying a liquid, comprising:
属製、セラミック製又は硬質合成樹脂製である請求項１
又は２記載の液体の噴霧用ノズル。3. The stirrer is a sphere, and its material is made of metal, ceramic, or hard synthetic resin.
Or a nozzle for spraying a liquid according to 2.
記圧入気体を乱流化させる突起を配設してなる請求項２
記載の液体の噴霧用ノズル。4. A projection for disturbing the pressurized gas is provided on the outer peripheral surface of the nozzle or inside the outer cylinder.
A nozzle for spraying the liquid according to the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05451799A JP4009978B2 (en) | 1999-01-25 | 1999-01-25 | Nozzle for spraying liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05451799A JP4009978B2 (en) | 1999-01-25 | 1999-01-25 | Nozzle for spraying liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000210596A true JP2000210596A (en) | 2000-08-02 |
| JP4009978B2 JP4009978B2 (en) | 2007-11-21 |
Family
ID=12972853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP05451799A Expired - Fee Related JP4009978B2 (en) | 1999-01-25 | 1999-01-25 | Nozzle for spraying liquid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4009978B2 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20306270U1 (en) | 2003-04-22 | 2003-06-12 | J. Wagner AG, Altstätten | Nozzle for a powder spray gun |
| KR100523590B1 (en) * | 2002-02-15 | 2005-10-24 | 윤종대 | Portable misting apparatus of agricultural liquid chemicals |
| WO2005100269A1 (en) * | 2004-03-31 | 2005-10-27 | Senoo, Naohito | Water purifier |
| CN101816984A (en) * | 2010-05-06 | 2010-09-01 | 上海大学 | Mixed gas diffusion sprayer |
| JP2012130470A (en) * | 2010-12-21 | 2012-07-12 | Ichiro Takase | Liquid turbulence generation device |
| JP2013192979A (en) * | 2012-03-16 | 2013-09-30 | Toyota Auto Body Co Ltd | Rotary atomization head |
| KR101388501B1 (en) | 2012-06-29 | 2014-04-23 | 주식회사 케이씨텍 | Two fluied cleaning device |
| CN108421822A (en) * | 2018-02-24 | 2018-08-21 | 崔云华 | The restoration and treatment device and its administering method of medicament atomizing spray pollution administration soil |
| CN113634378A (en) * | 2021-08-24 | 2021-11-12 | 三一重型装备有限公司 | Nozzle structure, cutting head assembly and construction machinery |
-
1999
- 1999-01-25 JP JP05451799A patent/JP4009978B2/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100523590B1 (en) * | 2002-02-15 | 2005-10-24 | 윤종대 | Portable misting apparatus of agricultural liquid chemicals |
| DE20306270U1 (en) | 2003-04-22 | 2003-06-12 | J. Wagner AG, Altstätten | Nozzle for a powder spray gun |
| WO2005100269A1 (en) * | 2004-03-31 | 2005-10-27 | Senoo, Naohito | Water purifier |
| CN101816984A (en) * | 2010-05-06 | 2010-09-01 | 上海大学 | Mixed gas diffusion sprayer |
| JP2012130470A (en) * | 2010-12-21 | 2012-07-12 | Ichiro Takase | Liquid turbulence generation device |
| JP2013192979A (en) * | 2012-03-16 | 2013-09-30 | Toyota Auto Body Co Ltd | Rotary atomization head |
| KR101388501B1 (en) | 2012-06-29 | 2014-04-23 | 주식회사 케이씨텍 | Two fluied cleaning device |
| CN108421822A (en) * | 2018-02-24 | 2018-08-21 | 崔云华 | The restoration and treatment device and its administering method of medicament atomizing spray pollution administration soil |
| CN108421822B (en) * | 2018-02-24 | 2019-11-08 | 鸿灌环境技术有限公司 | The restoration and treatment device and its administering method of medicament atomizing spray pollution administration soil |
| CN113634378A (en) * | 2021-08-24 | 2021-11-12 | 三一重型装备有限公司 | Nozzle structure, cutting head assembly and construction machinery |
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| Publication number | Publication date |
|---|---|
| JP4009978B2 (en) | 2007-11-21 |
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