JPH0632817Y2 - Liquid storage tank for low pressure spray gun - Google Patents
Liquid storage tank for low pressure spray gunInfo
- Publication number
- JPH0632817Y2 JPH0632817Y2 JP8908288U JP8908288U JPH0632817Y2 JP H0632817 Y2 JPH0632817 Y2 JP H0632817Y2 JP 8908288 U JP8908288 U JP 8908288U JP 8908288 U JP8908288 U JP 8908288U JP H0632817 Y2 JPH0632817 Y2 JP H0632817Y2
- Authority
- JP
- Japan
- Prior art keywords
- tank body
- spray gun
- storage tank
- pressure spray
- liquid storage
- 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
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
するエアによって吹き付ける低圧噴霧銃の被噴霧液貯溜
タンクに関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a sprayed liquid storage tank for a low-pressure spray gun that sprays sprayed liquid such as urethane foam and paint with air that is blown at high speed.
一般に、低圧噴霧銃の被噴霧液貯溜タンクは、低圧噴霧
銃の上部に取付けられ、タンク本体内に貯溜した被噴霧
液を底部の排出口から噴霧銃に供給するもので、該タン
ク本体の上部開口はゴム製のシール部材を介して蓋体に
より覆われている。Generally, the sprayed liquid storage tank of a low-pressure spray gun is attached to the upper part of the low-pressure spray gun and supplies the sprayed liquid stored in the tank main body to the spray gun from the bottom discharge port. The opening is covered with a lid via a rubber seal member.
しかし、上述の貯溜タンクでは、被噴霧液の清掃にシン
ナー等の溶剤を使用するので、シール部材の痛みが早
く、数回の使用で交換しなければならなかった。However, in the above-mentioned storage tank, since a solvent such as thinner is used for cleaning the liquid to be sprayed, the pain of the sealing member is rapid and it has to be replaced after several uses.
そこで本考案は、シール部材を用いずにタンク本体と蓋
体とをシールする構造の低圧噴霧銃の被噴霧液貯溜タン
クを提供することを目的としている。Therefore, an object of the present invention is to provide a sprayed liquid storage tank for a low-pressure spray gun having a structure that seals the tank body and the lid without using a sealing member.
上記目的達成のため本考案は、底部に被噴霧液の排出口
を有するタンク本体の上部開口に蓋体を被着する低圧噴
霧銃の被噴霧液貯溜タンクにおいて、前記タンク本体の
上部開口内周壁に開口側へ拡開するテーパ面を形成する
と共に、前記タンク本体の外周壁におねじ部を形成し、
一方、前記蓋体に前記おねじ部に螺合するめねじ部を形
成した外リングと、前記タンク本体内周壁のテーパ面に
対応するテーパ面を形成した内リングとを設け、前記蓋
体のめねじ部を前記タンク本体のおねじ部に螺合した際
に、前記外リングと内リングとにより前記タンク本体の
上部開口壁を挟圧して前記テーパ面同士を密着せしめた
ことを特徴としている。To achieve the above object, the present invention relates to a sprayed liquid storage tank of a low-pressure spray gun in which a lid is attached to an upper opening of a tank main body having a discharge outlet for the sprayed liquid, and an inner peripheral wall of the upper opening of the tank main body. In addition to forming a taper surface that expands to the opening side, and forming a threaded portion on the outer peripheral wall of the tank body,
On the other hand, the lid is provided with an outer ring having a female thread portion threadedly engaged with the male thread portion and an inner ring having a tapered surface corresponding to the tapered surface of the inner peripheral wall of the tank body. When the threaded portion is screwed onto the male threaded portion of the tank body, the upper opening wall of the tank body is pressed by the outer ring and the inner ring to bring the tapered surfaces into close contact with each other.
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、中空の銃身２に送気管兼用の把手３を
分岐連通し、銃身２の上部に被噴霧液貯溜タンク４を取
付けており、前記把手３にはブロワー等からのエア供給
ホース（図示せず）が接続される。The low-pressure spray gun 1 has a hollow barrel 2 in which a handle 3 which also serves as an air supply pipe is branched and connected, and a sprayed liquid storage tank 4 is attached to the upper portion of the barrel 2, and the handle 3 is provided with an air supply hose from a blower or the like. (Not shown) is connected.
上記銃身２の内部には、先端側に貯溜タンク４と連通す
る被噴霧液の噴出路５が設けられるとともに、その外周
にエア吹出通路６が形成されており、該銃身２の後端側
はニードル弁支持部材７により閉塞されている。Inside the barrel 2, an ejection passage 5 for the liquid to be sprayed, which communicates with the storage tank 4, is provided on the tip side, and an air ejection passage 6 is formed on the outer periphery thereof, and the rear end side of the barrel 2 is It is closed by the needle valve support member 7.
また、銃身２には、銃身２内に送気されたエアを分岐し
て前記貯溜タンク４内へホース８を介して供給する供給
口９が形成されており、貯溜タンク４内の被噴霧液は銃
身２内に送気されたエアによって前記噴出路５内に低圧
で供給される。Further, the barrel 2 is provided with a supply port 9 for branching the air sent into the barrel 2 and supplying it into the storage tank 4 through a hose 8. Is supplied to the ejection passage 5 at a low pressure by the air sent into the barrel 2.
前記被噴霧液の噴出路５の先端には、被噴霧液の噴出ノ
ズル１０が形成されており、該噴出ノズル１０は、前記
支持部材７に支持されて噴出路５を貫通するニードル弁
１１により開閉される。A spray nozzle 10 for spraying the liquid to be sprayed is formed at the tip of the spray passage 5 for spraying the liquid, and the spray nozzle 10 is supported by the support member 7 by a needle valve 11 penetrating the spray passage 5. It is opened and closed.
上記ニードル弁１１は、弁軸１２に螺着したナット１３
に銃身２に設けた引金１４の爪１５を当接し、支持部材
７内に設けられたスプリング１６に付勢されて前記噴出
ノズル１０を常時閉塞し、前記引金１４を引くことによ
りニードル弁１１が支持部材７方向へ移動して前記噴出
ノズル１０が開かれる。The needle valve 11 has a nut 13 screwed onto a valve shaft 12.
The needle 15 is brought into contact with the claw 15 of the trigger 14 provided on the barrel 2, and the jet nozzle 10 is constantly closed by being urged by the spring 16 provided in the support member 7. By pulling the trigger 14, the needle valve 11 is moved toward the support member 7 and the ejection nozzle 10 is opened.
また、銃身２の先端には、エア吹出ノズル１７がその先
端側に設けられる風向調整ノズル１８とともにクランプ
ナット１９によって螺着されている。An air blowing nozzle 17 is screwed to the tip of the barrel 2 together with a wind direction adjusting nozzle 18 provided on the tip side of the barrel 2 by a clamp nut 19.
前記被噴霧液貯溜タンク４は、銃身２の上部に形成され
たボス部２０に螺着されるもので、可撓性を有する合成
樹脂製のタンク本体２１と、該タンク本体２１の上部開
口に被着される蓋体２２とにより構成されている。The sprayed liquid storage tank 4 is screwed to a boss portion 20 formed on the upper portion of the barrel 2, and has a flexible synthetic resin tank main body 21 and an upper opening of the tank main body 21. It is composed of a lid 22 to be attached.
タンク本体２１は、底部に被噴霧液の排出口２１ａを有
し、上部開口の内周壁２１ｂに開口側へ拡開するテーパ
面２１ｃを形成し、上部開口の外周壁２１ｄには、前記
蓋体２２を螺着するおねじ部２１ｅを形成している。The tank body 21 has a discharge outlet 21a for the liquid to be sprayed, a tapered surface 21c that widens toward the opening side is formed on the inner peripheral wall 21b of the upper opening, and the lid body is formed on the outer peripheral wall 21d of the upper opening. A male screw portion 21e for screwing 22 is formed.
一方、蓋体２２は、天板２２ａの中央上部に前記ホース
８が接続されるエア供給口２２ｂを有し、周縁部２２ｃ
の下端に、前記タンク本体２１のおねじ部２１ｅに螺合
するめねじ部２２ｄを有する外リング２２ｅと、前記タ
ンク本体２１の内周壁２１ｂのテーパ面２１ｃに対応す
るテーパ面２２ｆを有する内リング２２ｇとが連続形成
されている。On the other hand, the lid body 22 has an air supply port 22b to which the hose 8 is connected in the upper center part of the top plate 22a, and a peripheral edge portion 22c.
An outer ring 22e having a female threaded portion 22d that is screwed into the male threaded portion 21e of the tank body 21 and an inner ring 22g having a tapered surface 22f corresponding to the tapered surface 21c of the inner peripheral wall 21b of the tank body 21 at the lower end of And are continuously formed.
このように構成することにより、蓋体２２をタンク本体
２１に螺着すると、蓋体２２のめねじ部２２ｄをタンク
本体２１をおねじ部２１ｅに螺合すると、蓋体２２はタ
ンク本体２１に螺着されて、外リング２２ｅと内リング
２２ｇとでタンク本体２１の上部開口の内周壁２１ｂと
外周壁２１ｄとを挟んで上部開口壁を挟圧して、前記テ
ーパ面２１ｃ，２２ｆ同士を密着し、シール効果を発揮
する。With this configuration, when the lid body 22 is screwed onto the tank body 21, the female threaded portion 22d of the lid body 22 is screwed onto the male threaded portion 21e of the tank body 21. The taper surfaces 21c and 22f are screwed to each other and sandwich the inner peripheral wall 21b and the outer peripheral wall 21d of the upper opening of the tank main body 21 between the outer ring 22e and the inner ring 22g to press the upper opening wall and to bring the tapered surfaces 21c and 22f into close contact. , Exerts a sealing effect.
したがって、従来のようなシール部材を必要としないの
で、部品点数の削減が図れ、タンクの清掃も容易に行え
る。Therefore, since a seal member as in the prior art is not required, the number of parts can be reduced and the tank can be easily cleaned.
本考案は以上のように、タンク本体の上部開口内周壁に
開口側へ拡開するテーパ面を形成すると共に、タンク本
体の外周壁におねじ部を形成し、一方、蓋体に前記おね
じ部に螺合するめねじ部を形成した外リングと、タンク
本体内周壁の前記テーパ面に対応するテーパ面を形成し
た内リングとを設け、前記蓋体のめねじ部を前記タンク
本体のおねじ部に螺合した際に、前記外リングと内リン
グとにより前記タンク本体の上部開口壁を挟圧して前記
テーパ面同士を密着せしめたので、従来のようなシール
部材を必要とせずに、シール効果を発揮し、部品点数の
削減が図れ、タンクの清掃も容易に行える。As described above, according to the present invention, the inner peripheral wall of the upper opening of the tank main body is formed with a taper surface that expands toward the opening side, and the outer peripheral wall of the tank main body is formed with a threaded portion, while the lid body is provided with the male screw. An inner ring having a tapered surface corresponding to the tapered surface of the inner peripheral wall of the tank body is provided, and the female thread portion of the lid body is provided with an external thread of the tank body. Since the outer opening and the inner ring press the upper opening wall of the tank body to bring the tapered surfaces into close contact with each other when they are screwed into the portion, the sealing member does not require a conventional sealing member, and thus the sealing is performed. The effect is demonstrated, the number of parts can be reduced, and the tank can be easily cleaned.
図は本考案の一実施例を示す低圧噴霧銃の断面正面図で
ある。 １…低圧噴霧銃、２…銃身、４…被噴霧液貯溜タンク、
２１…タンク本体、２１ａ…排出口、２１ｂ…内周壁、
２１ｃ…テーパ面、２１ｄ…外周壁、２１ｅ…おねじ
部、２２…蓋体、２２ｄ…めねじ部、２２ｅ…外リン
グ、２２ｆ…テーパ面、２２ｇ…内リングFIG. 1 is a sectional front view of a low pressure spray gun showing an embodiment of the present invention. 1 ... Low-pressure spray gun, 2 ... Barrel, 4 ... Storage tank for liquid to be sprayed,
21 ... Tank body, 21a ... Discharge port, 21b ... Inner peripheral wall,
21c ... tapered surface, 21d ... outer peripheral wall, 21e ... male thread part, 22 ... lid, 22d ... female threaded part, 22e ... outer ring, 22f ... tapered surface, 22g ... inner ring
Claims (1)
体の上部開口に蓋体を被着する低圧噴霧銃の被噴霧液貯
溜タンクにおいて、前記タンク本体の上部開口内周壁に
開口側へ拡開するテーパ面を形成すると共に、前記タン
ク本体の外周壁におねじ部を形成し、一方、前記蓋体に
前記おねじ部に螺合するめねじ部を形成した外リング
と、前記タンク本体内周壁のテーパ面に対応するテーパ
面を形成した内リングとを設け、前記蓋体のめねじ部を
前記タンク本体のおねじ部に螺合した際に、前記外リン
グと内リングとにより前記タンク本体の上部開口壁を挟
圧して前記テーパ面同士を密着せしめたことを特徴とす
る低圧噴霧銃の被噴霧液貯溜タンク。1. A sprayed liquid storage tank of a low-pressure spray gun having a lid body attached to the upper opening of a tank body having a discharge outlet for the sprayed liquid at the bottom, to the opening side at the inner wall of the upper opening of the tank body. An outer ring having a taper surface that expands and a thread portion formed on an outer peripheral wall of the tank body, and an outer ring having a female thread portion that is screwed to the male thread portion on the lid body, and the tank body. An inner ring having a tapered surface corresponding to the tapered surface of the inner peripheral wall is provided, and when the female thread portion of the lid is screwed into the male thread portion of the tank body, the outer ring and the inner ring are used to A sprayed liquid storage tank for a low-pressure spray gun, characterized in that the upper opening wall of the tank body is pinched to bring the tapered surfaces into close contact with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8908288U JPH0632817Y2 (en) | 1988-07-05 | 1988-07-05 | Liquid storage tank for low pressure spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8908288U JPH0632817Y2 (en) | 1988-07-05 | 1988-07-05 | Liquid storage tank for low pressure spray gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0212463U JPH0212463U (en) | 1990-01-25 |
| JPH0632817Y2 true JPH0632817Y2 (en) | 1994-08-31 |
Family
ID=31313635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8908288U Expired - Lifetime JPH0632817Y2 (en) | 1988-07-05 | 1988-07-05 | Liquid storage tank for low pressure spray gun |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0632817Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6953155B2 (en) * | 2002-10-24 | 2005-10-11 | 3M Innovative Properties Company | Pressure assisted liquid supply assembly |
-
1988
- 1988-07-05 JP JP8908288U patent/JPH0632817Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0212463U (en) | 1990-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2060541A1 (en) | Spray gun with regulated pressure feed paint cup | |
| AU2003277324A1 (en) | Spary gun with pressure assisted liquid supply cup comprising an inner liner | |
| US4767056A (en) | Spray guard | |
| CN206665356U (en) | Eject spraying Conjoined cover | |
| US10099233B2 (en) | Cosmetic air brush | |
| JPH0632817Y2 (en) | Liquid storage tank for low pressure spray gun | |
| JPH0751168Y2 (en) | Nozzle mounting structure for airbrush | |
| JPH0522292Y2 (en) | ||
| CN204974272U (en) | Novel special spraying of fine arts device | |
| KR101415618B1 (en) | Spray gun for can spray | |
| JPH0361955U (en) | ||
| EP3508278B1 (en) | Cosmetic air brush | |
| JP3163614U (en) | Paint supply device for spray gun for painting | |
| JP2558243Y2 (en) | Internal mixing air spray gun | |
| JP3075240U (en) | Spray gun for painting | |
| JPH0341812Y2 (en) | ||
| JPH07216Y2 (en) | Viscous liquid coating device | |
| JPS6338926Y2 (en) | ||
| JPS591711Y2 (en) | Storage container for spray gun | |
| JPH0664745U (en) | Low pressure spray gun | |
| JPS6227246Y2 (en) | ||
| JPH0326923Y2 (en) | ||
| JPH0441952Y2 (en) | ||
| JPS5823410Y2 (en) | Pressure pump liquid sprayer | |
| JPS634520Y2 (en) |