JPH0632818Y2 - Low pressure spray gun - Google Patents
Low pressure spray gunInfo
- Publication number
- JPH0632818Y2 JPH0632818Y2 JP1988089083U JP8908388U JPH0632818Y2 JP H0632818 Y2 JPH0632818 Y2 JP H0632818Y2 JP 1988089083 U JP1988089083 U JP 1988089083U JP 8908388 U JP8908388 U JP 8908388U JP H0632818 Y2 JPH0632818 Y2 JP H0632818Y2
- Authority
- JP
- Japan
- Prior art keywords
- long
- transfer pipe
- air
- barrel
- 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.)
- Expired - Lifetime
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
- B05B7/24—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 with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2478—Gun with a container which, in normal use, is located above the gun
-
- 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
- B05B7/24—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 with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/244—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle
- B05B7/2454—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle the carried liquid and the main stream of carrying liquid being brought together by parallel conduits, one conduit being in the other
- B05B7/2456—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device using carrying liquid for feeding, e.g. by suction, pressure or dissolution, a carried liquid from the container to the nozzle the carried liquid and the main stream of carrying liquid being brought together by parallel conduits, one conduit being in the other and a secondary stream of carrying liquid being brought together in the container or putting the carried liquid under pressure in the container
Landscapes
- Nozzles (AREA)
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、発泡ウレタンや塗料等の被噴霧液を高速噴気
する低圧空気によって吹き付ける低圧噴霧銃に関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a low-pressure spray gun for spraying a liquid to be sprayed, such as urethane foam or paint, with low-pressure air that blows at high speed.
この種の低圧噴霧銃は、例えば、実開昭６０−１０８３
６０号公報に示されるように、筒体の下部に該筒体内へ
低圧空気を送気する銃把を有する銃床の先端に短尺銃身
を一体に形成し、該短尺銃身の上部に被噴霧液の貯溜タ
ンクを設け、前記筒体と該貯溜タンクの上部とを筒体内
に送気された低圧空気の一部を貯溜タンクへ送気するホ
ースにて連通し、前記短尺銃身内に、前記貯溜タンクの
下部と連通する被噴霧液の噴出路を形成すると共に、該
噴出路の外周に、前記筒体内に送気された低圧空気の残
部を吹出すエア吹出通路を噴出路と同心に形成し、前記
噴出路の先端のねじ部に被噴霧液噴出ノズルを着脱可能
に螺着し、前記筒体後部の保持部に、前記噴出路を貫通
して引金の操作により被噴霧液噴出ノズルを開閉するニ
ードル弁を着脱可能に保持し、前記短尺銃身の先端外周
の雄ねじ部に、エア吹出ノズルをノズル取付用クランプ
ナットにより着脱可能に螺着し、前記銃把にホース等を
介して連結されるブロワーから高速噴気する低圧空気に
よって発泡ウレタンや塗料等の被噴霧液を吹き付けてい
る。This type of low-pressure spray gun is disclosed in, for example, Shokai Sho 60-1083.
As disclosed in Japanese Patent Publication No. 60, a short barrel is integrally formed at the tip of a stock having a barrel for feeding low-pressure air to the lower portion of the barrel, and the sprayed liquid is sprayed on the upper portion of the barrel. A storage tank is provided, and the cylinder and the upper part of the storage tank are connected by a hose for supplying a part of the low-pressure air supplied into the cylinder to the storage tank, and the storage tank is provided in the short barrel. A jetting path for the liquid to be sprayed that communicates with the lower part of the jetting path, and on the outer circumference of the jetting path, an air blowing passage for blowing out the remaining portion of the low-pressure air fed into the cylinder is formed concentrically with the jetting path, The sprayed liquid jet nozzle is detachably screwed to the threaded portion at the tip of the jet passage, and the sprayed liquid jet nozzle is opened and closed by a trigger operation by penetrating the jet passage to the holding portion at the rear of the cylindrical body. Removably hold the needle valve and attach it to the male thread on the outer circumference of the tip of the short barrel. The blowout nozzle detachably screwed by a nozzle mounting clamp nut, are blown to be spray liquid such as urethane foam or coatings by low pressure air at a high jet from the blower which is connected via a hose to the gun bunch.
ところが、上述の構成の低圧噴霧銃では、銃身の長さが
短いため、天井等の高い位置に吹きつける場合には台や
脚立等が必要であり、また、床面に吹きつける場合には
作業員が屈んで行うので、作業負担が大きく、作業効率
が悪かった。However, in the low-pressure spray gun having the above-mentioned configuration, since the barrel length is short, a table, a stepladder, etc. are required when spraying on a high position such as the ceiling, and when spraying on the floor, work is required. Since the worker bends down, the work load is heavy and the work efficiency is poor.
そこで本考案は、通常の吹き付け作業に用いている短尺
銃身の低圧噴霧銃を、現場で高い位置や床面の吹きつけ
作業に便利な長尺銃身を簡単に取付けることができる低
圧噴霧銃を提供することを目的としている。Therefore, the present invention provides a low-pressure spray gun that can be easily attached to a short-barrel low-pressure spray gun that is used for normal spraying work, and a long-barrel that is convenient for spraying work at a high position or on the floor. The purpose is to do.
上記目的達成のため本考案は、筒体の下部に該筒体内へ
低圧空気を送気する銃把を有する銃床の先端に短尺銃身
を一体に形成し、該短尺銃身の上部に被噴霧液の貯溜タ
ンクを設け、前記筒体と該貯溜タンクの上部とを筒体内
に送気された低圧空気の一部を貯溜タンクへ送気するホ
ースにて連通し、前記短尺銃身内に、前記貯溜タンクの
下部と連通する被噴霧液の噴出路を形成すると共に、該
噴出路の外周に、前記筒体内に送気された低圧空気の残
部を吹出すエア吹出通路を噴出路と同心に形成し、前記
噴出路の先端に被噴霧液噴出ノズルを着脱可能に螺着す
るねじ部を形成し、前記筒体後部に、前記噴出路を貫通
して引金の操作により被噴霧液噴出ノズルを開閉するニ
ードル弁を着脱可能に保持する保持部を設け、前記短尺
銃身の先端外周に、エア吹出ノズルをノズル取付用クラ
ンプナットにより着脱可能に螺着する雄ねじ部を形成し
た低圧噴霧銃において、前記短尺銃身の先端に長尺銃身
を着脱可能に取付け、該長尺銃身を、長尺被噴霧液移送
管と、該長尺被噴霧液移送管の外周に配置される長尺エ
ア移送管と、前記長尺被噴霧液移送管内の被噴霧液の噴
出路を貫通するニードル弁と、前記長尺エア移送管の同
心位置に長尺被噴霧液移送管を支持する支持部材と、前
記長尺エア移送管の基端を前記短尺銃身の先端外周の雄
ねじ部に着脱可能に螺着しかつ長尺エア移送管を軸回り
に回動可能に連結する長尺エア移送管連結用クランプナ
ットとで構成し、前記長尺被噴霧液移送管は、基端に前
記噴出路の先端のねじ部に着脱可能に螺着するねじ部
を、先端に被噴霧液噴出ノズルを着脱可能に螺着するね
じ部を夫々形成し、前記長尺エア移送管の先端に、前記
エア吹出ノズルをノズル取付用クランプナットにより着
脱可能に螺着する雄ねじ部を形成したことを特徴とし、
さらに、前記エア吹出ノズルが、前記長尺エア移送管の
軸回りの回動により、被噴霧液を円形・楕円形両パター
ン切替吹付用であることを特徴としている。In order to achieve the above-mentioned object, the present invention forms a short barrel integrally with the tip of a stock having a barrel for feeding low-pressure air into the lower portion of the barrel, and sprays the sprayed liquid on the upper portion of the barrel. A storage tank is provided, and the cylinder and the upper part of the storage tank are connected by a hose for supplying a part of the low-pressure air supplied into the cylinder to the storage tank, and the storage tank is provided in the short barrel. A jetting path for the liquid to be sprayed that communicates with the lower part of the jetting path, and on the outer circumference of the jetting path, an air blowing passage for blowing out the remaining portion of the low-pressure air fed into the cylinder is formed concentrically with the jetting path, A screw portion is formed at the tip of the ejection passage so as to detachably attach the sprayed liquid ejection nozzle, and the sprayed liquid ejection nozzle is opened and closed by a trigger operation through the ejection passage at the rear part of the cylindrical body. A holding part that detachably holds the needle valve is provided, and the outer circumference of the tip of the short barrel is In a low-pressure spray gun having an externally threaded portion for detachably screwing an air-blowing nozzle with a nozzle mounting clamp nut, a long barrel is removably attached to the tip of the short barrel, and the long barrel is attached to the long barrel. A spray liquid transfer pipe, a long air transfer pipe arranged on the outer periphery of the long spray liquid transfer pipe, a needle valve penetrating an ejection passage of the spray liquid in the long spray liquid transfer pipe, A support member for supporting the long sprayed liquid transfer pipe at a concentric position of the long air transfer pipe, and a base end of the long air transfer pipe detachably screwed to a male screw portion on the outer periphery of the tip of the short barrel. The long air transfer pipe connecting clamp nut for connecting the long air transfer pipe rotatably around the axis, and the long sprayed liquid transfer pipe has a threaded portion at the base end at the tip of the ejection passage. A screw part that is detachably screwed onto the tip of the sprayed liquid jet nozzle The screw portion is screwed to the ability to respectively formed, at the tip of the long air transfer tubes, characterized in that the formation of the male screw portion detachably screwed by the air-blowing nozzles of the nozzle mounting clamp nut,
Further, the air blowing nozzle is for spraying the liquid to be sprayed in both circular and elliptical patterns by rotating the long air transfer pipe around the axis.
かかる構成により、短尺銃身の先端から、被噴霧液噴出
ノズルとエア吹出ノズルとを取外し、かつ保持部からニ
ードル弁を取外し、長尺銃身の長尺被噴霧液移送管基端
のねじ部を噴出路先端のねじ部に螺着すると共に、長尺
エア移送管の基端を長尺エア移送管連結用クランプナッ
トにて短尺銃身先端外周の雄ねじ部に螺着して、長尺銃
身を短尺銃身の先端に取付け、長尺被噴霧液移送管先端
のねじ部に、短尺銃身から取外した被噴霧液噴出ノズル
を螺着し、また長尺エア移送管先端の雄ねじ部に、短尺
銃身から取外したエア吹出ノズルをノズル取付用クラン
プナットにより螺着し、さらに保持部に長尺被噴霧液移
送管内の被噴霧液の噴出路を貫通するニードル弁を保持
させることにより、短尺銃身の低圧噴霧銃を簡単に長尺
銃身の低圧噴霧銃にすることができる。With this configuration, the sprayed liquid ejection nozzle and the air ejection nozzle are removed from the tip of the short barrel, the needle valve is removed from the holding portion, and the screw portion at the proximal end of the long sprayed liquid transfer pipe of the long barrel is ejected. Along with the threaded portion at the tip of the road, the proximal end of the long air transfer tube is screwed onto the male threaded portion on the outer periphery of the tip of the short barrel with the clamp nut for connecting the long air transfer tube to attach the long barrel to the short barrel. Attached to the tip of the long sprayed liquid transfer tube, screwed the sprayed liquid jet nozzle removed from the short barrel to the threaded part of the long sprayed liquid transfer tube, and removed from the short barrel to the male threaded part of the long air transfer pipe tip. A low-pressure spray gun with a short barrel can be installed by screwing the air-blowing nozzle with a nozzle mounting clamp nut, and by holding the needle valve that penetrates the ejection passage of the sprayed liquid in the long sprayed liquid transfer pipe in the holding part. Easy long barrel low pressure spray gun It can be.
また、長尺エア移送管先端のエア吹出ノズルを、被噴霧
液を円形・楕円形両パターン切替吹付用にした場合は、
従来のように吹き付け作業を中断して円形・楕円形両パ
ターン切替吹付用エア吹出ノズルを操作することなく、
長尺エア移送管を手元で回動することにより、作業をし
ながら吹き付けパターンを円形あるいは縦長楕円形状も
しくは横長楕円形状等に変更できる。Also, when the air blowing nozzle at the tip of the long air transfer pipe is used for spraying the liquid to be sprayed with both circular and elliptical patterns,
Without interrupting the spraying work as in the past and operating both the circular and elliptical pattern switching spray air nozzles,
By rotating the long air transfer pipe at hand, the spraying pattern can be changed into a circular shape, a vertically elongated elliptical shape, a horizontally elongated elliptical shape, or the like while working.
以下、本考案の一実施例を図面に基づいて説明する。 An embodiment of the present invention will be described below with reference to the drawings.
低圧噴霧銃１は、筒体２の下部に銃把３を有する銃床４
の先端に短尺銃身５を一体に形成し、銃把３にホース等
（図示せず）を介して連結されるブロワー（図示せず）
から高速噴気する低圧空気を筒体２内へ送気し、短尺銃
身５の上部に被噴霧液の貯溜タンク６を設け、筒体２と
貯溜タンク６の上部とをホース７にて連通し、筒体２内
に送気された低圧空気の一部を分岐して貯溜タンク６へ
送気する。The low-pressure spray gun 1 includes a stock 4 having a barrel 3 at the bottom of a barrel 2.
A blower (not shown) integrally formed with a short barrel 5 at the tip of the barrel and connected to the barrel 3 via a hose or the like (not shown).
Low-pressure air that is blown at high speed from the inside is sent to the inside of the tubular body 2, a storage tank 6 for the liquid to be sprayed is provided on the upper portion of the short barrel 5, and the tubular body 2 and the upper portion of the storage tank 6 are connected by a hose 7. A part of the low pressure air sent into the cylindrical body 2 is branched and sent to the storage tank 6.
前記短尺銃身５内には、貯溜タンク６の下部と通路８に
て連通する被噴霧液の噴出路９を形成すると共に、該噴
出路９の外周に、前記筒体２内に送気された低圧空気の
残部を吹出すエア吹出通路１０を噴出路９と同心に形成
している。In the short barrel 5, a jetting passage 9 for the liquid to be sprayed, which communicates with the lower portion of the storage tank 6 through a passage 8, is formed, and the outer periphery of the jetting passage 9 is fed into the cylindrical body 2. An air blowing passage 10 for blowing out the rest of the low-pressure air is formed concentrically with the jet passage 9.
該噴出路９の先端には、被噴霧液噴出ノズル１１を着脱
可能に螺着することができる雌ねじ部１２を形成し、短
尺銃身５の先端外周には、エア吹出ノズル１３をノズル
取付用クランプナット１４により着脱可能に螺着するこ
とができる雄ねじ部１５を形成している。前記筒体２の
後部には、前記噴出路９を貫通して引金１６の操作によ
り被噴霧液噴出ノズル１１を開閉するニードル弁を着脱
可能に保持する保持部１７が螺着され、筒体２の後部を
閉塞している。A female screw portion 12 to which the sprayed liquid jet nozzle 11 can be detachably screwed is formed at the tip of the jet passage 9, and an air jet nozzle 13 is provided at the tip outer periphery of the short barrel 5 with a nozzle mounting clamp. A male screw portion 15 that can be detachably attached by a nut 14 is formed. A holding portion 17 that detachably holds a needle valve that penetrates the ejection passage 9 and opens and closes the sprayed liquid ejection nozzle 11 by operating the trigger 16 is screwed to the rear portion of the tubular body 2. The rear part of 2 is closed.
前記短尺銃身５の先端には、長尺銃身１８が着脱可能に
取付けられる。該長尺銃身１８は、長尺被噴霧液移送管
１９と、該長尺被噴霧液移送管１９の外周に配置される
長尺エア移送管２０と、長尺被噴霧液移送管１９内の被
噴霧液の噴出路１９ａを貫通するニードル弁２１と、長
尺エア移送管２０の同心位置に長尺被噴霧液移送管１９
を支持する支持部材２２と、該支持部材２２を長尺エア
移送管２０の先端に着脱可能に固定するリングナット２
３と、長尺エア移送管２０の基端を短尺銃身５の先端外
周の雄ねじ部１５に着脱可能に螺着しかつ長尺エア移送
管２０を軸回りに回動可能に連結する長尺エア移送管連
結用クランプナット２４とで構成されている。A long barrel 18 is detachably attached to the tip of the short barrel 5. The long barrel 18 includes a long spray liquid transfer pipe 19, a long air transfer pipe 20 arranged on the outer periphery of the long spray liquid transfer pipe 19, and a long spray liquid transfer pipe 19. The needle valve 21 penetrating the ejection passage 19a for the sprayed liquid and the long sprayed liquid transfer pipe 19 are concentric with the long air transfer pipe 20.
And a ring nut 2 for detachably fixing the support member 22 to the tip of the long air transfer pipe 20.
3 and a long air transfer pipe 20 in which the base end of the long air transfer pipe 20 is detachably screwed to the male screw portion 15 on the outer periphery of the tip of the short barrel 5 and the long air transfer pipe 20 is rotatably connected around the axis. It is composed of a transfer pipe connecting clamp nut 24.
前記長尺被噴霧液移送管１９は、基端に前記噴出路９の
先端の雌ねじ部１２に着脱可能に螺着する雄ねじ部１９
ｂが、先端に被噴霧液噴出ノズル１１の雄ねじ部１１ａ
を着脱可能に螺着する雌ねじ部１９ｃが夫々形成されて
いる。前記長尺エア移送管２０先端のリングナット２３
には、前記エア吹出ノズル１３をノズル取付用クランプ
ナット１４により着脱可能に螺着する雄ねじ部２３ａが
形成されている。The long-sized sprayed liquid transfer pipe 19 has a male screw portion 19 that is detachably screwed to a female screw portion 12 at the tip of the jet passage 9 at the base end.
b is a male screw portion 11a of the sprayed liquid jet nozzle 11 at the tip.
Female screw portions 19c for detachably screwing are formed respectively. Ring nut 23 at the tip of the long air transfer pipe 20
A male screw portion 23a is formed on the inner surface of the air outlet nozzle 13 so that the air outlet nozzle 13 can be detachably screwed by a nozzle mounting clamp nut 14.
前記被噴霧液噴出ノズル１１の雄ねじ部１１ａ、長尺被
噴霧液移送管１９の雄ねじ部１９ｂ、噴出路９の雌ねじ
部１２及び長尺被噴霧液移送管１９の雌ねじ部１９ｃの
径はいずれも同径となっている。また、前記短尺銃身５
の雄ねじ部１５、リングナット２３の雄ねじ部２３ａ、
ノズル取付用クランプナット１４及び長尺エア移送管連
結用クランプナット２４の雌ねじ部の径はいずれも同径
となっている。The diameters of the male screw part 11a of the sprayed liquid jet nozzle 11, the male screw part 19b of the long sprayed liquid transfer pipe 19, the female screw part 12 of the jet passage 9 and the female screw part 19c of the long sprayed liquid transfer pipe 19 are all. It has the same diameter. Also, the short barrel 5
Male thread portion 15 of the ring nut 23,
The nozzle mounting clamp nut 14 and the long air transfer pipe connecting clamp nut 24 have the same diameter as the female thread portion.
前記ニードル弁２１は、保持部１７に後端を保持され、
長尺被噴霧液移送管１９内の被噴霧液の噴出路１９ａを
貫通して先端が被噴霧液噴出ノズル１１に至り、後端を
保持部１７内に設けられたスプリング２５に押圧されて
被噴霧液噴出ノズル１１を常時閉塞しており、弁軸２１
ａ螺着したナット２１ｂを前記引金１６の爪１６ａに当
接し、引金１６が引かれるとニードル弁２１は後退して
被噴霧液噴出ノズル１１が開弁する。The needle valve 21 has its rear end held by the holding portion 17,
The sprayed liquid ejecting passage 19a in the long sprayed liquid transfer pipe 19 is penetrated to reach the sprayed liquid ejecting nozzle 11, and the rear end is pressed by a spring 25 provided in the holding portion 17 to cover the sprayed liquid. The spray nozzle 11 is always closed, and the valve shaft 21
The nut 21b screwed on a is brought into contact with the claw 16a of the trigger 16, and when the trigger 16 is pulled, the needle valve 21 retracts and the sprayed liquid jet nozzle 11 opens.
また、長尺被噴霧液移送管１９及び長尺エア移送管２０
とで画成される長尺エア吹出通路２６は、短尺銃身５の
エア吹出通路１０と連通している。In addition, the long sprayed liquid transfer pipe 19 and the long air transfer pipe 20
The long air outlet passage 26 defined by and communicates with the air outlet passage 10 of the short barrel 5.
前記エア吹出ノズル１３は、例えば、被噴霧液を円形・
楕円形両パターン切替吹付用であって、主ノズル体２７
と、該主ノズル体２７に回動可能に組み付けられた風向
調整ノズル体２８とで構成されている。The air-blowing nozzle 13 may, for example, round the sprayed liquid.
The main nozzle body 27 for both elliptical pattern switching spraying
And a wind direction adjusting nozzle body 28 rotatably assembled to the main nozzle body 27.
前記主ノズル体２７は、中央に前記被噴霧液噴出ノズル
１１からの被噴霧液を噴霧させる主ノズル孔２７ａを穿
設し、該主ノズル孔２７ａの周囲に主ノズル孔２７ａか
ら噴霧される被噴霧液を楕円形状のパターンに吹きつけ
るための一対のエア噴出孔２７ｂを２組９０度変位して
穿設している。The main nozzle body 27 has a main nozzle hole 27a formed in the center for spraying the sprayed liquid from the sprayed liquid jet nozzle 11, and the main nozzle hole 27a is sprayed around the main nozzle hole 27a. A pair of air ejection holes 27b for spraying the spray liquid in an elliptical pattern are formed by displacing two sets by 90 degrees.
前記風向調整ノズル体２８は、エア噴出孔２７ｂに連通
する一対のエア噴出孔２８ａを形成しており、該風向調
整ノズル体２８を回動してエア噴出孔２８ａと前記エア
噴出孔２７ｂのいずれか１組と連通させることにより、
吹き付けパターンの楕円形状を縦長だるいは横長に変更
でき、また、エア噴出孔２８ａと前記エア噴出孔２７ｂ
の連通を遮断することにより、吹き付けパターンを円形
にすることができる。The wind direction adjusting nozzle body 28 is formed with a pair of air ejecting holes 28a communicating with the air ejecting holes 27b, and the air direction adjusting nozzle body 28 is rotated so that either the air ejecting hole 28a or the air ejecting hole 27b is rotated. Or by communicating with one set,
The elliptical shape of the spraying pattern can be changed to vertically long or horizontally long, and the air ejection hole 28a and the air ejection hole 27b can be changed.
The blowing pattern can be made circular by cutting off the communication of.
このように構成された低圧噴霧銃１は、短尺銃身５の先
端から、被噴霧液噴出ノズル１１とエア吹出ノズル１３
とを取外し、かつ保持部１７からニードル弁を取外し、
長尺銃身１８の長尺被噴霧液移送管１９基端の雄ねじ部
１９ｂを噴出路９先端の雌ねじ部１２に螺着すると共
に、長尺エア移送管２０の基端を長尺エア移送管連結用
クランプナット２４にて短尺銃身５先端外周の雄ねじ部
１５に螺着して、長尺銃身１８を短尺銃身５の先端に取
付け、長尺被噴霧液移送管１９先端の雌ねじ部１９ｃ
に、短尺銃身５から取外した被噴霧液噴出ノズル１１の
雄ねじ部１１ａを螺着し、また長尺エア移送管２０先端
のリングナット２３の雄ねじ部２３ａに、短尺銃身５か
ら取外したエア吹出ノズル１３をノズル取付用クランプ
ナット１４により螺着し、さらに保持部１７に長尺被噴
霧液移送管１９内の被噴霧液の噴出路１９ａを貫通する
ニードル弁２１を保持させることにより、短尺銃身の低
圧噴霧銃を簡単に長尺銃身の低圧噴霧銃にすることがで
きる。The low-pressure spray gun 1 configured in this way is configured so that the sprayed liquid ejecting nozzle 11 and the air blowing nozzle 13 start from the tip of the short barrel 5.
And remove the needle valve from the holder 17,
The male screw portion 19b at the base end of the long sprayed liquid transfer pipe 19 of the long barrel 18 is screwed to the female screw portion 12 at the tip of the ejection passage 9, and the base end of the long air transfer pipe 20 is connected to the long air transfer pipe. The long barrel 18 is attached to the tip of the short barrel 5 by being screwed to the male screw portion 15 on the outer periphery of the short barrel 5 with the clamp nut 24 for use, and the female screw portion 19c at the tip of the long sprayed liquid transfer pipe 19 is attached.
, The male threaded portion 11a of the sprayed liquid jet nozzle 11 removed from the short barrel 5 is screwed into the air barrel, and the male threaded portion 23a of the ring nut 23 at the tip of the long air transfer tube 20 is attached to the air blowing nozzle removed from the short barrel 5. 13 is screwed with a nozzle mounting clamp nut 14, and the holding portion 17 holds a needle valve 21 that penetrates a sprayed liquid ejection path 19a in a long sprayed liquid transfer pipe 19 to hold a short barrel. The low-pressure spray gun can be easily converted into a long-barrel low-pressure spray gun.
したがって、通常の吹き付け作業に用いている短尺銃身
の低圧噴霧銃を、現場で高い位置や床面の吹きつけ作業
に便利な長尺銃身を簡単に取付けることができ、高い位
置への吹き付け作業に台や脚立を必要とせず、また、床
面への吹き付け作業に作業員が屈むことなく作業できる
ので、作業効率を向上させることができ、さらに、作業
員と吹き付け面の距離を長くとれるので、霧粒の飛び散
りによる作業員への影響を低減できる。Therefore, it is possible to easily attach a short barrel low-pressure spray gun used for normal spraying work to a high position on the site or a long barrel convenient for spraying on the floor surface, and to a high position spraying work. It does not require a stand or stepladder, and since the worker can work without blowing down on the floor surface, work efficiency can be improved, and the distance between the worker and the spray surface can be increased, It is possible to reduce the influence on workers by the scattering of fog particles.
また、長尺エア移送管２０先端のエア吹出ノズル１３
を、被噴霧液を円形・楕円形両パターン切替吹付用にし
たので、従来のように吹き付け作業を中断して円形・楕
円形両パターン切替吹付用エア吹出ノズルを操作するこ
となく、長尺エア移送管２０を手元で回動することによ
り風向調整ノズル体２８を回動して、吹き付けパターン
を円形あるいは縦長楕円形状もしくは横長楕円形状等に
変更できる。In addition, the air blowing nozzle 13 at the tip of the long air transfer pipe 20
Since the liquid to be sprayed is used for both circular and elliptical pattern switching spraying, it is not necessary to interrupt the spraying operation and operate the circular and elliptical pattern switching spraying air blowing nozzles as in the past. By rotating the transfer pipe 20 at hand, the wind direction adjusting nozzle body 28 can be rotated to change the spraying pattern into a circular shape, a vertically elongated elliptical shape, a horizontally elongated elliptical shape, or the like.
本考案は以上のように、筒体の下部に該筒体内へ低圧空
気を送気する銃把を有する銃床の先端に短尺銃身を一体
に形成し、該短尺銃身の上部に被噴霧液の貯溜タンクを
設け、前記筒体と該貯溜タンクの上部とを筒体内に送気
された低圧空気の一部を貯溜タンクへ送気するホースに
て連通し、短尺銃身内に、貯溜タンクの下部と連通する
被噴霧液の噴出路を形成すると共に、該噴出路の外周
に、前記筒体内に送気された低圧空気の残部を吹出すエ
ア吹出通路を噴出路と同心に形成し、前記噴出路の先端
に被噴霧液噴出ノズルを着脱可能に螺着するねじ部を形
成し、前記筒体後部に、前記噴出路を貫通して引金の操
作により被噴霧液噴出ノズルを開閉するニードル弁を着
脱可能に保持する保持部を設け、前記短尺銃身の先端外
周に、エア吹出ノズルをノズル取付用クランプナットに
より着脱可能に螺着する雄ねじ部を形成した低圧噴霧銃
の短尺銃身の先端に着脱可能に取付けられる長尺銃身
を、長尺被噴霧液移送管と、該長尺被噴霧液移送管の外
周に配置される長尺エア移送管と、前記長尺被噴霧液移
送管内の被噴霧液の噴出路を貫通するニードル弁と、前
記長尺エア移送管の同心位置に長尺被噴霧液移送管を支
持する支持部材と、前記長尺エア移送管の基端を前記短
尺銃身の先端外周の雄ねじ部に着脱可能に螺着しかつ長
尺エア移送管を軸回りに回動可能に連結する長尺エア移
送管連結用クランプナットとで構成し、前記長尺被噴霧
液移送管は、基端に前記噴出路の先端のねじ部に着脱可
能に螺着するねじ部を、先端に被噴霧液噴出ノズルを着
脱可能に螺着するねじ部を夫々形成し、前記長尺エア移
送管の先端に、前記エア吹出ノズルをノズル取付用クラ
ンプナットにより着脱可能に螺着する雄ねじ部を形成し
たので、短尺銃身の先端から、被噴霧液噴出ノズルとエ
ア吹出ノズルとを取外し、かつ保持部からニードル弁を
取外し、長尺銃身の長尺被噴霧液移送管基端のねじ部を
噴出路先端のねじ部に螺着すると共に、長尺エア移送管
の基端を長尺エア移送管連結用クランプナットにて短尺
銃身先端外周の雄ねじ部に螺着して、長尺銃身を短尺銃
身の先端に取付け、長尺被噴霧液移送管先端のねじ部
に、短尺銃身から取外した被噴霧液噴出ノズルを螺着
し、また長尺エア移送管先端の雄ねじ部に、短尺銃身か
ら取外したエア吹出ノズルをノズル取付用クランプナッ
トにより螺着し、さらに保持部に長尺被噴霧液移送管内
の被噴霧液の噴出路を貫通するニードル弁を保持させる
ことにより、短尺銃身の低圧噴霧銃を簡単に長尺銃身の
低圧噴霧銃にすることができる。As described above, according to the present invention, a short barrel is integrally formed at the tip of a stock having a barrel for feeding low-pressure air into the lower portion of the barrel, and a liquid to be sprayed is stored above the barrel. A tank is provided, and the cylinder and the upper part of the storage tank are connected by a hose for supplying a part of the low-pressure air supplied to the cylinder to the storage tank. An ejection passage for communicating the sprayed liquid is formed, and at the outer periphery of the ejection passage, an air ejection passage is formed concentrically with the ejection passage for ejecting the rest of the low-pressure air fed into the cylinder. A threaded portion for detachably screwing the sprayed liquid jet nozzle is formed at the tip of the needle, and a needle valve for opening and closing the sprayed liquid jet nozzle by penetrating the jet passage and operating the trigger is provided at the rear portion of the cylindrical body. A detachable holding part is provided, and an air blowing nozzle is attached to the outer periphery of the tip of the short barrel. The long barrel detachably attached to the tip of the short barrel of the low-pressure spray gun having a male screw part that is detachably screwed with a nozzle mounting clamp nut is attached to the long spray liquid transfer pipe and the long sheath liquid transfer tube. A long air transfer pipe arranged on the outer periphery of the spray liquid transfer pipe, a needle valve penetrating the ejection passage of the sprayed liquid in the long spray liquid transfer pipe, and a long position at the concentric position of the long air transfer pipe. A support member for supporting the long spray liquid transfer pipe and a base end of the long air transfer pipe are detachably screwed to a male screw portion on the outer periphery of the tip of the short barrel, and the long air transfer pipe is rotated around an axis. And a clamp nut for connecting a long air transfer pipe that is movably connected, and the long sprayed liquid transfer pipe has a threaded portion at a base end that is detachably screwed to a threaded portion at a tip of the ejection passage. , Each of which has a threaded portion at which the sprayed liquid ejection nozzle is detachably screwed, At the tip of the long air transfer pipe, a male screw portion for detachably screwing the air blowing nozzle with the nozzle mounting clamp nut is formed, so that the sprayed liquid ejecting nozzle and the air blowing nozzle are connected from the tip of the short barrel. Remove the needle valve from the holding part, screw the threaded part of the long sprayed liquid transfer tube of the long barrel to the threaded part of the ejection path, and fix the base end of the long air transfer tube. Attach the long barrel to the tip of the short barrel by screwing it onto the external thread on the outer periphery of the short barrel with a clamp nut for connecting the long air transfer pipe, and attach the short barrel to the thread of the tip of the long sprayed liquid transfer pipe. The nozzle for ejecting the liquid to be sprayed is screwed in, and the air blow nozzle removed from the short barrel is screwed to the male thread on the tip of the long air transfer pipe with the clamp nut for nozzle attachment Atomized liquid in the liquid transfer pipe By holding the needle valve penetrating the liquid ejection path, the short-barrel low-pressure spray gun can be easily changed to the long-barrel low-pressure spray gun.
したがって、通常の吹き付け作業に用いている短尺銃身
の低圧噴霧銃を、現場で高い位置や床面の吹きつけ作業
に便利な長尺銃身を簡単に取付けることができる。Therefore, it is possible to easily attach a short-barrel low-pressure spray gun, which is used for ordinary spraying work, to a long-barrel, which is convenient for spraying work at a high position or on the floor.
また、長尺エア移送管先端のエア吹出ノズルを、被噴霧
液を円形・楕円形両パターン切替吹付用にした場合は、
従来のように吹き付け作業を中断して円形・楕円形両パ
ターン切替吹付用エア吹出ノズルを操作することなく、
長尺エア移送管を手元で回動することにより、、作業を
しながら吹き付けパターンを円形あるいは縦長楕円形状
もしくは横長楕円形状等に変更できる。Also, when the air blowing nozzle at the tip of the long air transfer pipe is used for spraying the liquid to be sprayed with both circular and elliptical patterns,
Without interrupting the spraying work as in the past and operating both the circular and elliptical pattern switching spray air nozzles,
By rotating the long air transfer pipe at hand, the spraying pattern can be changed to a circular shape, a vertically elongated elliptical shape, a horizontally elongated elliptical shape or the like while working.
図は本考案の一実施例を示すもので、第１図は低圧噴霧
銃の断面正面図、第２図は被噴霧液移送管、エア移送管
及びニードル弁当の要部の各部品の斜視図である。 １…低圧噴霧銃、２…筒体、３…銃把、４…銃床、５…
短尺銃身、６…貯溜タンク、７…ホース、８…通路、９
…被噴霧液の噴出路、１０…エア吹出通路、１１…被噴
霧液噴出ノズル、１２…噴出路９の雌ねじ部、１３…エ
ア吹出ノズル、１４…ノズル取付用クランプナット、１
５…短尺銃身５の雄ねじ部、１６…引金、１７…保持
部、１８…長尺銃身、１９…長尺被噴霧液移送管、１９
ａ…長尺被噴霧液移送管１９の被噴霧液の噴出路、１９
ｂ…長尺被噴霧液移送管１９の雄ねじ部、１９ｃ…長尺
被噴霧液移送管１９の雌ねじ部、２０…長尺エア移送
管、２１…ニードル弁、２２…支持部材、２３…リング
ナット、２３ａ…リングナット２３の雄ねじ部、２４…
長尺エア移送管連結用クランプナット、２６…長尺エア
吹出通路、２７…主ノズル体、２８…風向調整ノズル体FIG. 1 shows an embodiment of the present invention. FIG. 1 is a cross-sectional front view of a low pressure spray gun, and FIG. 2 is a perspective view of each part of a spray liquid transfer pipe, an air transfer pipe, and a needle lunch box. Is. 1 ... Low pressure spray gun, 2 ... Cylindrical body, 3 ... Gun barrel, 4 ... Gun stock, 5 ...
Short barrel, 6 ... Storage tank, 7 ... Hose, 8 ... Passage, 9
... sprayed liquid ejection passage, 10 ... air ejection passage, 11 ... sprayed liquid ejection nozzle, 12 ... female screw portion of ejection passage 9, 13 ... air ejection nozzle, 14 ... nozzle mounting clamp nut, 1
5 ... Male screw part of short barrel 5, 16 ... Trigger, 17 ... Holding part, 18 ... Long barrel, 19 ... Long sprayed liquid transfer tube, 19
a ... Ejection path of the sprayed liquid in the long sprayed liquid transfer pipe 19,
b ... Male screw part of the long sprayed liquid transfer pipe 19, 19c ... Female screw part of the long sprayed liquid transfer pipe 19, 20 ... Long air transfer pipe, 21 ... Needle valve, 22 ... Support member, 23 ... Ring nut , 23a ... Male thread portion of the ring nut 23, 24 ...
Clamp nut for connecting a long air transfer pipe, 26 ... Long air blowing passage, 27 ... Main nozzle body, 28 ... Wind direction adjusting nozzle body
Claims (2)
る銃把を有する銃床の先端に短尺銃身を一体に形成し、
該短尺銃身の上部に被噴霧液の貯溜タンクを設け、前記
筒体と該貯溜タンクの上部とを筒体内に送気された低圧
空気の一部を貯溜タンクへ送気するホースにて連通し、
前記短尺銃身内に、前記貯溜タンクの下部と連通する被
噴霧液の噴出路を形成すると共に、該噴出路の外周に、
前記筒体内に送気された低圧空気の残部を吹出すエア吹
出通路を噴出路と同心に形成し、前記噴出路の先端に被
噴霧液噴出ノズルを着脱可能に螺着するねじ部を形成
し、前記筒体後部に、前記噴出路を貫通して引金の操作
により被噴霧液噴出ノズルを開閉するニードル弁を着脱
可能に保持する保持部を設け、前記短尺銃身の先端外周
に、エア吹出ノズルをノズル取付用クランプナットによ
り着脱可能に螺着する雄ねじ部を形成した低圧噴霧銃に
おいて、前記短尺銃身の先端に長尺銃身を着脱可能に取
付け、該長尺銃身を、長尺被噴霧液移送管と、該長尺被
噴霧液移送管の外周に配置される長尺エア移送管と、前
記長尺被噴霧液移送管内の被噴霧液の噴出路を貫通する
ニードル弁と、前記長尺エア移送管の同心位置に長尺被
噴霧液移送管を支持する支持部材と、前記長尺エア移送
管の基端を前記短尺銃身の先端外周の雄ねじ部に着脱可
能に螺着しかつ長尺エア移送管を軸回りに回動可能に連
結する長尺エア移送管連結用クランプナットとで構成
し、前記長尺被噴霧液移送管は、基端に前記噴出路の先
端のねじ部に着脱可能に螺着するねじ部を、先端に被噴
霧液噴出ノズルを着脱可能に螺着するねじ部を夫々形成
し、前記長尺エア移送管の先端に、前記エア吹出ノズル
をノズル取付用クランプナットにより着脱可能に螺着す
る雄ねじ部を形成したことを特徴とする低圧噴霧銃。1. A short barrel is integrally formed at a tip of a stock having a barrel for feeding low-pressure air into the lower portion of the barrel.
A storage tank for the liquid to be sprayed is provided on the upper part of the short barrel, and the cylinder and the upper part of the storage tank are connected by a hose for supplying a part of the low-pressure air supplied into the cylinder to the storage tank. ,
In the short barrel, while forming a spray passage of the liquid to be sprayed that communicates with the lower portion of the storage tank, on the outer periphery of the spray passage,
An air blowing passage for blowing out the rest of the low-pressure air sent into the cylinder is formed concentrically with the ejection passage, and a screw portion for detachably screwing the sprayed liquid ejection nozzle is formed at the tip of the ejection passage. The rear portion of the cylindrical body is provided with a holding portion that detachably holds a needle valve that penetrates the ejection passage and opens and closes a sprayed liquid ejection nozzle by operating a trigger, and air is blown to the outer periphery of the tip of the short barrel. In a low-pressure spray gun having a male screw portion for detachably screwing a nozzle with a nozzle mounting clamp nut, a long barrel is removably attached to the tip of the short barrel, and the long barrel is used to spray a long spray liquid. A transfer pipe, a long air transfer pipe arranged on the outer periphery of the long sprayed liquid transfer pipe, a needle valve penetrating an ejection passage of the sprayed liquid in the long sprayed liquid transfer pipe, and the long pipe Supports a long spray liquid transfer pipe at the concentric position of the air transfer pipe A long air connecting the supporting member and the base end of the long air transfer pipe to the male screw part of the outer periphery of the tip of the short barrel in a detachable manner, and connecting the long air transfer pipe rotatably around the axis. The long sprayed liquid transfer pipe is composed of a clamp nut for connecting a transfer pipe. And a male screw portion to which the air blowing nozzle is detachably screwed by a nozzle mounting clamp nut is formed at the tip of the long air transfer pipe. Low pressure spray gun to do.
管の軸回りの回動により、被噴霧液を円形・楕円形両パ
ターン切替吹付用であることを特徴とする請求項１記載
の低圧噴霧銃。2. The air-blowing nozzle is for spraying the liquid to be sprayed into both circular and elliptical patterns by rotating the long air transfer pipe about its axis. Low pressure spray gun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988089083U JPH0632818Y2 (en) | 1988-07-05 | 1988-07-05 | Low pressure spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988089083U JPH0632818Y2 (en) | 1988-07-05 | 1988-07-05 | Low pressure spray gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0212464U JPH0212464U (en) | 1990-01-25 |
| JPH0632818Y2 true JPH0632818Y2 (en) | 1994-08-31 |
Family
ID=31313636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988089083U Expired - Lifetime JPH0632818Y2 (en) | 1988-07-05 | 1988-07-05 | Low pressure spray gun |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0632818Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4664051B2 (en) * | 2004-11-30 | 2011-04-06 | 大和ハウス工業株式会社 | Spray gun |
| FR2945461B1 (en) * | 2009-05-13 | 2012-10-05 | Sames Technologies | PROJECTOR AND SPRAYING DEVICE OF COATING PRODUCT AND PROJECTION METHOD COMPRISING SUCH A PROJECTOR |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1961481A (en) * | 1930-10-15 | 1934-06-05 | Eclipse Air Brush Company Inc | Extension paint spraying device |
| US3385524A (en) * | 1966-09-30 | 1968-05-28 | Spraying Systems Co | Multiorifice spray gun |
| JPS4871165U (en) * | 1971-12-13 | 1973-09-07 | ||
| US4114812A (en) * | 1975-11-07 | 1978-09-19 | The Black And Decker Manufacturing Company | Spray nozzle |
| IT1138756B (en) * | 1980-04-29 | 1986-09-17 | Ihmels Manfred | PRESSURE-OPERATED SPRAY GUN |
-
1988
- 1988-07-05 JP JP1988089083U patent/JPH0632818Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0212464U (en) | 1990-01-25 |
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