JPS6038051A - Spray apparatus - Google Patents
Spray apparatusInfo
- Publication number
- JPS6038051A JPS6038051A JP59111088A JP11108884A JPS6038051A JP S6038051 A JPS6038051 A JP S6038051A JP 59111088 A JP59111088 A JP 59111088A JP 11108884 A JP11108884 A JP 11108884A JP S6038051 A JPS6038051 A JP S6038051A
- Authority
- JP
- Japan
- Prior art keywords
- injection
- air
- valve mechanism
- air supply
- pipe
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
- B05B7/1481—Spray pistols or apparatus for discharging particulate material
- B05B7/1486—Spray pistols or apparatus for discharging particulate material for spraying particulate material in dry state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔発明の要約〕
本発明は、噴射材料を噴射管（２）を通して噴射ノズル
（１）中へ流過させＳａｔ射管（２）と噴射ノズル（１
）との間の空気供給間隙部（３）を通して噴射空気を前
記噴射ノズル（１）中へ導入し、弁機構（１４）を設け
て噴射ノズル（１）に対する前記噴射空気供給部を開放
するよう構成した噴射装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Summary of the Invention] The present invention provides a method of flowing the injection material through the injection tube (2) into the injection nozzle (1) and connecting the Sat injection tube (2) and the injection nozzle (1).
), and a valve mechanism (14) is provided to open the injection air supply to the injection nozzle (1). This invention relates to the constructed injection device.
本発明の目的は視気供給間隙部を妨害されな−状態に保
って、この間隙部を噴射装置に供給された材料で閉塞さ
れないようにすることである。これを達成するため、本
発明は弁機！（１４）が閉鎖されている際噴射空気を空
気供給間隙部（３）へ供給して間隙部を妨害されていな
い状態に保つための少なくとも１つの空気流路（２６）
を設けたことを特徴とする。It is an object of the invention to keep the visual supply gap undisturbed so that it is not blocked by the material fed to the injector. To achieve this, the present invention is a valve machine! at least one air channel (26) for supplying jet air to the air supply gap (3) to keep the gap unobstructed when (14) is closed;
It is characterized by having the following.
本発明は、噴射材料を噴射管を通して噴射ノズル中へ流
過させ、噴射管と噴射ノズルとの間の空気供給間隙部を
通して噴射空気を前記噴射ノズル中へ導入し、弁機構を
設けて噴射ノズルに対する前記噴射空気供給部を開放す
るよう構成した噴射装置に関するものである。The present invention allows the injection material to flow through the injection pipe into the injection nozzle, introduces injection air into the injection nozzle through an air supply gap between the injection pipe and the injection nozzle, and provides a valve mechanism to control the injection nozzle. The present invention relates to an injection device configured to open the injection air supply section to the air.
上記種類の噴射装置においては、空気供給間隙部をでき
るだけ狭くすることが有利である。In injection devices of the above type, it is advantageous to make the air supply gap as narrow as possible.
何故なら、これは噴射空気ジェットを加速するからであ
る。しかしながら、空気供給間隙部が狭いと、空気供給
が停止した直後に噴射材料が蓄積する。その結果、空気
供給間隙部は短時間の後に妨害されて、噴射装置の機能
が妨げられる。This is because this accelerates the blast air jet. However, if the air supply gap is narrow, the injected material will accumulate immediately after the air supply is stopped. As a result, the air supply gap becomes obstructed after a short time, preventing the functioning of the injector.
〔発明の目的」
本発明の目的は、この欠点を克服しかつ噴射材料によシ
妨害されない空気供給間隙部を達成することである。OBJECT OF THE INVENTION The object of the invention is to overcome this drawback and to achieve an air supply gap that is unobstructed by the propellant material.
〔発明の要点」
上記目的は本発明によれば、弁機構が閉鎖されている際
噴射空気を空気供給間隙部へ供給して、この間隙部を妨
害されていない状態に保つための少なくとも１つの空気
流路を設けることによシ達成される。SUMMARY OF THE INVENTION According to the invention, the object is to provide at least one air supply gap for supplying injection air to the air supply gap and keeping this gap unobstructed when the valve mechanism is closed. This is achieved by providing an air flow path.
その他の本発明の特徴については特許請求の範囲の実施
態様項に記載する。Other features of the invention are described in the embodiment section of the claims.
以Ｆ１添付図面を参照して本発明を実施例につき説明す
る。Hereinafter, the present invention will be described by way of example with reference to the accompanying drawings F1.
図示した噴射装置は、噴射ガンとして設計さ２’Ｌる。The illustrated injection device is designed as an injection gun.
噴射ノズル１をガンの上部に配置し、噴射管２の先端部
は前記噴射ノズル１の後端部に突入する。噴射管２は噴
射ノズル１と同軸であり、噴射管２の外径は噴射ノズル
１の内部よりも若干小さく、これにより噴射ノズル１と
噴射管２との間に狭い空気供給間隙部５を形成し、かく
してこの間隙部は噴射管を包囲して延在する。噴射管２
の後部はソケット４を備え、このソケットは材料供給管
５を収容すると共に、噴射管２の前部と同軸である。噴
射管２をガンの内部に対し封止リング６．７によって固
定し、かつ材料供給管５を封止リング８を介して噴射管
２中へ突入させる。材料供給管５を噴射砂容器（図示せ
ず）に接続し、或いは噴射すべき他の材料の容器に接続
する。The injection nozzle 1 is arranged at the upper part of the gun, and the tip of the injection pipe 2 projects into the rear end of the injection nozzle 1. The injection tube 2 is coaxial with the injection nozzle 1, and the outer diameter of the injection tube 2 is slightly smaller than the inside of the injection nozzle 1, thereby forming a narrow air supply gap 5 between the injection nozzle 1 and the injection tube 2. This gap thus extends around the injection tube. Injection pipe 2
The rear part is provided with a socket 4 which accommodates the material supply pipe 5 and is coaxial with the front part of the injection pipe 2. The injection tube 2 is fixed to the interior of the gun by a sealing ring 6.7, and the material supply tube 5 is inserted into the injection tube 2 via the sealing ring 8. The material supply pipe 5 is connected to a jetting sand container (not shown) or to a container of other material to be jetted.
前記具体例において、空気供給装置は噴射ガンに内蔵さ
れる。この装置は接続管９を備え、その後端部に空気供
給管１０を接続してナツト１１によシ固定する。空気供
給管１０を圧縮空気源（し示せず）へ接続し、かつ接続
管９を弁チャンバ１２中へ螺着して封止リング１′５に
よシ固定する。弁チャンバ１２は弁機構１４を備え、こ
の弁機構は弾性材料のリングよυなる弁座１５を備えて
、これをチャンバ１２の前壁部１６へ当接させかつ前記
前壁部１６における開口部１７を包囲する。移動自在な
弁部材１８をばね１９により弁座１５に対し押圧する。In the embodiment described above, the air supply device is built into the injection gun. This device is equipped with a connecting pipe 9, and an air supply pipe 10 is connected to the rear end thereof and fixed with a nut 11. The air supply pipe 10 is connected to a source of compressed air (not shown) and the connecting pipe 9 is screwed into the valve chamber 12 and secured by the sealing ring 1'5. The valve chamber 12 comprises a valve mechanism 14, which comprises a valve seat 15 in the form of a ring of elastic material, which abuts against the front wall 16 of the chamber 12 and has an opening in said front wall 16. Surrounding 17. A movable valve member 18 is pressed against the valve seat 15 by a spring 19.
弁部材１８は、弁座１５に係合する円錐状の前部２０を
備える。さらに、弁部材１８は円錐状後部２１を備え、
これにはね１９を当接させる。弁部材１８には操作棒２
２を設け、この操作棒を開口部１７中に貫通させ、これ
を引金２３によｐ作動することができる。引金２３はグ
リップ２５の丁端部におけるピン２４に軸支される。引
金２３の作動に際し、弁部材１８はばね１９０力に抗し
て弁座１５から離間移動され、そして圧縮空気が開口部
１７と外側の閉鎖流路２５を通過して空気供給１４隙部
６中へ流入し、噴射管２の周囲の噴射ノズル中に供給さ
れる。このようにして噴射ノズル１へ供給された圧縮空
気の噴射作用により、噴射材料が噴射ノズル１に供給さ
れて、そこから噴出される。Valve member 18 includes a conical front portion 20 that engages valve seat 15 . Furthermore, the valve member 18 has a conical rear portion 21;
A spring 19 is brought into contact with this. The valve member 18 has an operating rod 2.
2 is provided, this operating rod is passed through the opening 17, and can be operated by a trigger 23. The trigger 23 is pivotally supported by a pin 24 at the tip end of the grip 25. Upon actuation of the trigger 23, the valve member 18 is moved away from the valve seat 15 against the force of the spring 190 and compressed air passes through the opening 17 and the outer closed channel 25 to the air supply 14 gap 6. and is fed into the injection nozzle around the injection tube 2. Due to the jet action of the compressed air thus supplied to the jet nozzle 1, the jetting material is supplied to the jetting nozzle 1 and is jetted therefrom.
高空気流速をつる目的で空気供給間隙部３は極めて狭い
ため、噴射材料は弁機構１４が閉鎖すると直ちに空気供
給間隙部３に蓄積してこれを閉鎖する。この欠点を克服
するため、弁機構１４は、この弁機構１４が閉鎖してい
る際に噴射空気を空気供給間隙部３へ供給して、噴射材
料がこの間隙部にＩＦ積しかつ閉塞するのを防止するた
めの少なくとも１つの空気流Ｎ２６を備える。Since the air supply gap 3 is extremely narrow for the purpose of high air flow rates, the injected material accumulates in the air supply gap 3 and closes it as soon as the valve mechanism 14 is closed. In order to overcome this drawback, the valve mechanism 14 supplies injected air to the air supply gap 3 when the valve mechanism 14 is closed, so that the injected material does not accumulate IF in this gap and block it. at least one air flow N26 for preventing.
図示した具体例において、空気流路２６は長形凹部２７
の形態であシ、この四部を円錐前部２００表面に配置す
ると共に弁座１５を越えて延在させ、かくして弁機構１
４が閉鎖されている際に空気を供給することにより空気
供給間隙部３を防害されていない状態に維持する。In the illustrated embodiment, the air passage 26 is formed by an elongated recess 27.
The four parts are arranged on the surface of the conical front part 200 and extend beyond the valve seat 15, thus forming the valve mechanism 1.
By supplying air when gap 4 is closed, air supply gap 3 is maintained in an unprotected state.
を気流路２６のこの設計は簡単であり、かつ弁機構１４
が開いた際に如何なる物質が全気流路２６を閉塞した場
合でも圧縮空気により綺麗に保つことができる。この清
浄過程は、空気流路２６を表面凹部２７の形態とするこ
とにより容易化される。This design of the air flow path 26 is simple and the valve mechanism 14
Even if any substance blocks the entire air flow path 26 when the air flow path 26 is opened, it can be kept clean by compressed air. This cleaning process is facilitated by having the air channels 26 in the form of surface recesses 27.
重要なことは、弁機構１４が閉鎖している際、圧縮空気
を弁機構ｊａＫ流遇させて空気供給間隙部３を７．ｉＦ
ラッシングることである。これは。What is important is that when the valve mechanism 14 is closed, compressed air is allowed to flow through the valve mechanism jaK to fill the air supply gap 3 with 7. iF
It is lashing. this is.
他の極めて多くの構造によっても達成することができる
。たとえば、数個の凹部２７を弁部材１８に設けること
ができ、或いは空気流路２６を弁部材１８における１個
もしくはそれ以上の孔部によシ、または他の個所に配置
した１個もしくはそれ以上の孔部もしくは通路によって
形成することもできる。さらに、噴射装置は全体として
ガン以外の任意の形状とすることもできるが、上記に説
明した実施例が特に簡単でありかつ機能的に信頼しうる
噴射装置の構造である。It can also be achieved with numerous other structures. For example, several recesses 27 can be provided in the valve member 18, or the air passages 26 can be provided through one or more holes in the valve member 18, or one or more recesses located elsewhere. It can also be formed by the above holes or passages. Furthermore, although the injector as a whole can have any shape other than a gun, the embodiment described above is a particularly simple and functionally reliable construction of the injector.
本発明の上記構成によれば、極めて簡単かつ機能的ｔこ
信頼しうる噴射装置が得られる。According to the above configuration of the invention, an extremely simple, functional and reliable injection device is obtained.
第１９図は本発明による１貢射装置の断面図、第２図は
噴射装置の弁機構の断面図、
第３図は第２図のＩ−１線断面図である。
１・・・噴射ノズル ２・・・噴 射 管３・・・間
隙 部 ４・・・ソ ケラ ト５・・・供 給 管 ６
，７．８・・・封止リング９・・・接 続 管 １０・
・・供 給 管１１・・・す ッ ト １２・・・チャ
ンバ１３・・・封止リング １４・・・弁 機 構１５
・・・弁 座 １６・・・前 壁 部１７・・・開 口
部 １８・・・弁 部 材１９・・・ば ね ２０・
・・円錐状前部２１・・・円錐状後部 ２２・・・操
作 棒２３・・・引 金 ２４・・・ビ ン
２５・・・閉鎖流路 ２６・・・空気流路２７・・・凹
部
１−一゛：二、２・／FIG. 19 is a cross-sectional view of a single injection device according to the present invention, FIG. 2 is a cross-sectional view of a valve mechanism of the injection device, and FIG. 3 is a cross-sectional view taken along line I-1 in FIG. 2. 1... Injection nozzle 2... Injection pipe 3... Between
Gap 4...Socket 5...Supply pipe 6
, 7.8... Sealing ring 9... Connection pipe 10.
... Supply pipe 11 ... Suit 12 ... Chamber 13 ... Sealing ring 14 ... Valve mechanism 15
...Valve seat 16...Front wall part 17...Opening part 18...Valve member 19...Spring 20.
...Conical front part 21... Conical rear part 22... Operation
Operation rod 23...Trigger 24...Bin 25...Closed channel 26...Air channel 27...Concave part 1-1゛: 2, 2...
Claims (1)
）中へ流過させ、噴射管（２）と噴射ノズル（１）との
間の空気供給間隙部（３）を通して噴射空気を前記噴射
ノズル（１）中へ導入し、弁機構（１４）を設けて噴射
ノズル（１）に対する前記噴射望気供給部を開放するよ
う構成した噴射装置において、弁機構（１４）が閉鎖し
ている際噴射空気を空気供給間隙部（３）まで移送して
この間隙部を妨げられない状態に保つための少なくとも
１つの空気流路（２６）？、設けたことを特徴とする噴
射装置。 （２１空気流路（２６）を弁機構Ｃ１４〕の１部（１８
）に設けたことを特徴とする特許精虫の範囲第１項記載
の装置。 （３）望気流路（２６）が、弁機構（１４）の弁部材る
ことを特徴とする特許請求の範囲第２項記載の装置。 （４）凹部（２７）を弁部材（１８）の円錐状前部（２
０）に配置し、前記円錐状前部が弁機構（１４）の弁座
Ｃ１５）中へ突入することを特徴とする特許請求の範囲
第３項記載の装置。 （５）空気供給間隙部（３）を、噴射ノズル（１］中へ
同軸突入する噴射管（２］の１部で形成したことを特徴
とする特許請求の範囲第１項乃至第４項のいずれかに記
載の装置。 （６）噴射管（２）が同軸延在するソケット（４）を備
えて、これに材料供給管（５）を接続したことを特徴と
する特許請求の範囲第５項記載の装置。 （ハ 噴射管（２）と噴射ノズル（１）とを噴射ガンに
組込み、かつ弁機構（１４）をガングリップ（２５）に
組込んでこのガングリップ（２５〕における引金（２３
）により作動させることを特徴とする特許請求の範囲第
６項記載の装置。 と噴射空気用の接続管（９〕とを、ガンの後部に上下配
置すると共に平行に延在させたことを特徴とする特許請
求の範囲第７項記載の装置。[Claims] (11) The injection material is passed through the injection pipe (2) and the injection nozzle (1
), the injection air is introduced into the injection nozzle (1) through the air supply gap (3) between the injection pipe (2) and the injection nozzle (1), and the valve mechanism (14) is In the injection device configured to open the injection desired air supply section to the injection nozzle (1), when the valve mechanism (14) is closed, the injection air is transferred to the air supply gap (3) and this At least one air flow path (26) to keep the gap unobstructed? , an injection device characterized by being provided with. (21 Air flow path (26) is connected to valve mechanism C14)
). (3) The device according to claim 2, characterized in that the aerobic flow path (26) is a valve member of the valve mechanism (14). (4) Connect the recess (27) to the conical front portion (2) of the valve member (18).
4. Device according to claim 3, characterized in that the conical front part projects into the valve seat C15) of the valve mechanism (14). (5) The air supply gap (3) is formed by a part of the injection pipe (2) coaxially protruding into the injection nozzle (1). The device according to any one of the following claims: (6) The injection pipe (2) is provided with a coaxially extending socket (4), and the material supply pipe (5) is connected to the socket (4). (c) The injection pipe (2) and the injection nozzle (1) are assembled into the injection gun, and the valve mechanism (14) is assembled into the gun grip (25), and the trigger in the gun grip (25) is installed. (23
7. The device according to claim 6, characterized in that it is operated by: 8. The device according to claim 7, characterized in that the and the connecting pipes (9) for injection air are arranged one above the other at the rear of the gun and extend in parallel.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3320075A DE3320075A1 (en) | 1983-06-03 | 1983-06-03 | DEVICE ON BLOWERS |
| DE3320075.0 | 1983-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6038051A true JPS6038051A (en) | 1985-02-27 |
Family
ID=6200552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59111088A Pending JPS6038051A (en) | 1983-06-03 | 1984-06-01 | Spray apparatus |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS6038051A (en) |
| DE (1) | DE3320075A1 (en) |
| FR (1) | FR2546772A1 (en) |
| GB (1) | GB2143449A (en) |
| IT (2) | IT1179701B (en) |
| SE (1) | SE8402684L (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3685743A (en) * | 1970-05-07 | 1972-08-22 | Martin Sebastiani | Spray guns |
| GB1403528A (en) * | 1971-11-30 | 1975-08-28 | Hart B E | Control valve assembly |
| GB1393560A (en) * | 1972-12-28 | 1975-05-07 | Kina Eng Ltd | Abrading apparatus |
| GB1424896A (en) * | 1973-05-25 | 1976-02-11 | Hart B E | Jet forming apparatus |
| GB1503658A (en) * | 1974-07-16 | 1978-03-15 | Hanson Bdc Ltd | Flow limiting devices |
| US4055025A (en) * | 1976-11-22 | 1977-10-25 | Union Carbide Corporation | Apparatus for improved cleaning of pipeline inlets |
| GB2026359B (en) * | 1978-07-28 | 1982-06-09 | Gallant B | Apparatus for delivering a stream of abrasive material for cleaning teeth |
| GB2116293A (en) * | 1982-03-06 | 1983-09-21 | Dowty Mining Equipment Ltd | Combined check valve and restrictor |
| GB2116637B (en) * | 1982-03-11 | 1985-10-23 | Harben Systems Ltd | Improvements in and relating to conveying systems |
-
1983
- 1983-06-03 DE DE3320075A patent/DE3320075A1/en not_active Withdrawn
-
1984
- 1984-05-18 SE SE8402684A patent/SE8402684L/en not_active Application Discontinuation
- 1984-05-22 GB GB08413028A patent/GB2143449A/en not_active Withdrawn
- 1984-05-29 FR FR8408412A patent/FR2546772A1/en active Pending
- 1984-06-01 IT IT67561/84A patent/IT1179701B/en active
- 1984-06-01 JP JP59111088A patent/JPS6038051A/en active Pending
- 1984-06-01 IT IT8453454U patent/IT8453454V0/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2546772A1 (en) | 1984-12-07 |
| IT8453454V0 (en) | 1984-06-01 |
| SE8402684D0 (en) | 1984-05-18 |
| GB2143449A (en) | 1985-02-13 |
| IT8467561A0 (en) | 1984-06-01 |
| IT8467561A1 (en) | 1985-12-01 |
| DE3320075A1 (en) | 1984-12-06 |
| GB8413028D0 (en) | 1984-06-27 |
| IT1179701B (en) | 1987-09-16 |
| SE8402684L (en) | 1984-12-04 |
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