JP3522088B2 - Projection device - Google Patents
Projection deviceInfo
- Publication number
- JP3522088B2 JP3522088B2 JP22286797A JP22286797A JP3522088B2 JP 3522088 B2 JP3522088 B2 JP 3522088B2 JP 22286797 A JP22286797 A JP 22286797A JP 22286797 A JP22286797 A JP 22286797A JP 3522088 B2 JP3522088 B2 JP 3522088B2
- Authority
- JP
- Japan
- Prior art keywords
- projection
- air
- firing
- chamber
- port
- 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 - Fee Related
Links
Landscapes
- Portable Nailing Machines And Staplers (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、圧縮空気を利用し
て投射物体や投射カプセル等を遠方に飛翔させる投射装
置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a projection device that uses compressed air to fly a projection object, a projection capsule, or the like to a distance.
【０００２】[0002]
【従来の技術】従来の本出願人は、特開平７−３３２８
９４号公報において、圧縮空気を利用した投射装置を提
案した。この投射装置は、図７に示すように、投射体４
１をスライド自在に収容して下部に発射用気室４２が形
成された発射筒４３と、発射筒４３の下部で円筒形の発
射用空気タンク４４と発射用気室４２との空気供給孔４
５を開閉するための発射用弁体４６とが配置された発射
駆動部４７を具備しており、この発射用弁体４６は、発
射前は、ばね４８の付勢力と、発射用空気タンク４４の
圧縮空気圧を受ける受圧段部４９を介しての付勢力によ
り空気供給孔４５を閉止しており、発射時は、起動用空
気を起動気室５０に流入されることにより、固定ピスト
ン５１の作用で発射用弁体４６が下方に引き下げられて
空気供給孔４５を開放するように構成されていた。2. Description of the Related Art The conventional applicant of the present invention is disclosed in Japanese Patent Laid-Open No. 7-3328
In Japanese Patent Publication No. 94, a projection device using compressed air was proposed. This projection device, as shown in FIG.
1 is slidably accommodated therein and a firing air chamber 42 is formed in the lower portion thereof, and an air supply hole 4 for the firing air tank 44 and the firing air chamber 42 which are cylindrical in the lower portion of the firing barrel 43.
5 is provided with a firing valve body 46 for opening and closing 5, and before the firing valve body 46 is fired, the firing valve body 46 is biased by a spring 48 and the firing air tank 44. The air supply hole 45 is closed by the urging force via the pressure receiving step portion 49 which receives the compressed air pressure, and at the time of firing, the starting air is introduced into the starting air chamber 50, so that the fixed piston 51 operates. The firing valve body 46 is pulled downward to open the air supply hole 45.
【０００３】[0003]
【発明が解決しようとする課題】しかし、上記構成によ
れば、．発射用空気タンク４４の先端（上端）側に発
射用気室４２が配置されるため、発射駆動部４７の全長
が長い。．発射用弁体４６を開放側に駆動する固定ピ
ストン５１や起動気室４２および閉止側に付勢するばね
４８やクッション５２などがあり、構造が複雑で、製造
コストが高い。という問題があった。However, according to the above configuration ,. Since the firing air chamber 42 is arranged on the tip (upper end) side of the firing air tank 44, the total length of the firing drive unit 47 is long. ． There are a fixed piston 51 that drives the firing valve body 46 to the open side, a starting air chamber 42, a spring 48 and a cushion 52 that bias the closed side, and the structure is complicated and the manufacturing cost is high. There was a problem.
【０００４】本発明のうち請求項１記載の発明は、上記
問題点を解決して、簡単な構造でコンパクトに構成でき
る投射装置を提供することを目的とする。It is an object of the invention according to claim 1 of the present invention to solve the above-mentioned problems and to provide a projection apparatus having a simple structure and compact construction.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に本発明の請求項１記載の発明は、投射カプセルおよび
この投射カプセルの基端部に配置されて飛翔途中で分離
されるピストン部材からなり、発射筒内にスライド自在
に嵌合される投射部材と、前記発射筒の基端部内に形成
された投射駆動気室と、前記発射筒の基端部外周に形成
されて投射用圧縮空気を蓄圧する投射用蓄圧室と、前記
発射筒の筒壁に形成されて投射用蓄圧室と投射駆動気室
とを連通する投射空気口と、前記ピストン部材の外周面
に形成されて装填時に前記投射空気口を閉止可能な閉鎖
面部と、前記投射駆動気室の基端部のトリガー用ポート
から起動用空気を注入し前記ピストン部材を押し出して
投射空気口を開放し投射用蓄圧室から投射用圧縮空気を
投射駆動気室に送り込む投射起動手段とを具備したもの
である。In order to achieve the above object, the invention according to claim 1 of the present invention is a projection capsule and
It is placed at the base end of this projection capsule and separated during flight.
Consists piston member being a projection member fitted slidably in the launcher, said the launcher base end portion formed in a projected driven air chamber is formed in the base end outer periphery of the launcher Accumulator for accumulating compressed air for projection, a projection air port formed in the cylinder wall of the firing cylinder to connect the accumulator for projection and the projection driving air chamber, and the outer peripheral surface of the piston member.
A closure that can be formed to close the projection air port during loading
Starting air is injected from the surface portion and the trigger port at the base end portion of the projection driving air chamber, the piston member is pushed out to open the projection air port, and compressed air for projection is discharged from the accumulator chamber for projection.
It is provided with a projection activating means for sending it into the projection driving air chamber .
【０００６】上記構成によれば、発射筒の基端部内に投
射駆動気室を形成するとともに、その外周部に投射用蓄
圧室を形成して投射空気口により連通したので、投射駆
動部分の長さを短く形成することができ、コンパクトに
構成できる。また、発射筒の側壁に形成した投射空気口
を、側壁に沿ってスライドする投射部材のピストン部材
外周の閉鎖面部で閉鎖するので、投射用蓄圧室内に充填
された投射用圧縮空気の圧力に影響されることが無く、
下方に発射するような特殊な場合を除き、他の拘束手段
も不要で投射部材の自重により投射空気口を確実に閉止
することができる。また、投射起動手段による起動用空
気圧も小さくてすむ。したがって、従来のようにバルブ
部材を閉止状態に拘束するための手段や緩衝部材も不要
で、構造を簡単にすることができる。また投射部材を、
投射カプセルとこの投射カプセルの基端部に配置されて
飛翔途中で分離されるピストン部材とで構成したので、
投射カプセルをより遠方に投射することができる。 According to the above construction, the projection driving air chamber is formed in the base end portion of the firing cylinder, and the projection pressure accumulating chamber is formed in the outer peripheral portion of the projection driving air chamber to communicate with the projection air port. The length can be shortened and the structure can be made compact. Further, since the projection air port formed on the side wall of the firing cylinder is closed by the closing surface portion of the piston member outer periphery of the projection member that slides along the side wall, the pressure of the compressed air for projection filled in the pressure accumulating chamber for projection is affected. Never be done,
Except in the special case of firing downward, no other restraint means is required and the projection air port can be reliably closed by the weight of the projection member. Further, the starting air pressure by the projection starting means can be small. Therefore, unlike the prior art, there is no need for means or a cushioning member for restraining the valve member in the closed state, and the structure can be simplified. In addition, the projection member,
Located at the projection capsule and the base end of this projection capsule
Because it is composed of a piston member that is separated during flight,
The projection capsule can be projected further away.
【０００７】請求項２記載の発明は、閉鎖面部は、該投
射空気口に対して直交する方向にスライドして投射空気
口を閉鎖するように構成されたものである。上記構成に
よれば、さらに投射用圧縮空気の圧力に影響されること
が無くなり、自重で投射空気口をより確実に閉止するこ
とができる。また投射起動手段による起動用空気圧もさ
らに小さくてすむ。 According to a second aspect of the invention, the closing surface portion is provided with the projection.
Projected air by sliding in the direction orthogonal to the air injection port
It is configured to close the mouth . According to the above configuration, the pressure of the compressed air for projection is further affected.
And the projection air port can be closed more securely by its own weight.
You can Also, the starting air pressure by the projection starting means
It can be small.
【０００８】[0008]
【発明の実施の形態】ここで、本発明に係る投射装置の
実施の形態を図１〜図６に基づいて説明する。BEST MODE FOR CARRYING OUT THE INVENTION Here, an embodiment of a projection apparatus according to the present invention will be described with reference to FIGS.
【０００９】この投射装置は、図４，図５に示すよう
に、地盤上に固定されて打ち上げ角を調整自在な投射架
台１に（前部下方に傾斜 する傾斜地盤に設置されて水
平線より下方に打ち上げ角を設定する場合もある。）、
反動緩衝装置２を介して円筒状の発射筒３が配設され、
発射筒３の基端部に投射駆動部である発射バルブ装置４
が設けられている。As shown in FIGS. 4 and 5, this projection device is mounted on a projection pedestal 1 which is fixed on the ground and whose launch angle can be adjusted (installed on a sloping ground sloping downward to the front and below the horizontal line). The launch angle may be set to.),
A cylindrical firing tube 3 is arranged via the reaction damping device 2,
A firing valve device 4 which is a projection drive unit at the base end of the firing barrel 3.
Is provided.
【００１０】前記支持架台１は、基端側でアンカー５に
より地盤上に固定される架台フレーム６に、基端部が支
持ピン７を介して上下方向に回動自在に支持された俯仰
フレーム８が配設され、この俯仰フレーム８の先端部
に、脚フレーム９が回動自在に取付けられており、脚フ
レーム９先端のストッパロッド９ａを架台フレーム６の
係止溝６ａに係合することにより、俯仰フレーム８の角
度を多段階に調整することができる。またこの俯仰フレ
ーム８に反動緩衝装置２を介して発射筒３が設けられて
いる。また発射筒３の発射バルブ４の先端側には、特に
俯仰角をマイナスにとった場合などに投射部材２１の抜
け出しを防止できるカプセルロック装置１０が設けられ
ている。The support frame 1 has a base frame 6 fixed to the ground by an anchor 5 on the base end side, and a base frame 8 supported by a support pin 7 so that the base frame is rotatable in the vertical direction. The leg frame 9 is rotatably attached to the tip of the elevation frame 8 by engaging the stopper rod 9a at the tip of the leg frame 9 with the locking groove 6a of the gantry frame 6. The angle of the elevation frame 8 can be adjusted in multiple stages. In addition, a firing cylinder 3 is provided on the elevation frame 8 via a reaction damping device 2. Further, a capsule lock device 10 that can prevent the projection member 21 from slipping out is provided on the tip end side of the firing valve 4 of the firing barrel 3, particularly when the depression angle is negative.
【００１１】図４において、１１は発射バルブ装置４に
高圧ホース１２から蓄圧弁１３を介して投射用圧縮空気
を供給する蓄圧用高圧空気ボンベ、１４は発射バルブ装
置４に高圧ホース１５から発射弁１６を介して発射用圧
縮空気を供給するトリガー用高圧空気ボンベである。In FIG. 4, 11 is a high pressure air cylinder for accumulator which supplies compressed air for projection to the firing valve device 4 from the high pressure hose 12 via the accumulator valve 13, and 14 is a firing valve device 4 for the firing valve device from the high pressure hose 15 to the firing valve. It is a high pressure air cylinder for a trigger which supplies compressed air for firing through 16.
【００１２】図１〜図３に示すように、この投射装置に
より発射筒３にスライド自在に嵌合されて発射される投
射部材２１は、円柱状の投射カプセル２２と、投射カプ
セル２２の基端部に分離自在に配置された後蓋兼用のピ
ストン部材２３とで構成されている。As shown in FIGS. 1 to 3, the projection member 21 slidably fitted into the launch tube 3 and fired by this projection device is a cylindrical projection capsule 22 and a base end of the projection capsule 22. And a piston member 23 that also serves as a rear lid and is separably disposed in the section.
【００１３】発射バルブ装置４は、発射筒３の基端部
に、シリンダ筒３１と閉止ヘッド３２とにより投射駆動
気室３３が形成されている。そして、発射筒３の基端側
外周部には、タンク形成部材３４により円筒状の投射用
蓄圧室３５が形成され、供給ポート３５ａから高圧ホー
ス１２により投射用圧縮空気が供給される。In the firing valve device 4, a projection driving air chamber 33 is formed at the base end of the firing barrel 3 by a cylinder barrel 31 and a closing head 32. A cylindrical pressure accumulating chamber 35 is formed by the tank forming member 34 on the outer peripheral portion of the launch tube 3 on the base end side, and compressed air for projection is supplied from the supply port 35a by the high pressure hose 12.
【００１４】また発射筒３の筒壁およびシリンダ筒３１
には、投射用蓄圧室３５の基端側と投射駆動気室３３と
を連通する複数の投射空気口３６が形成されており、投
射用蓄圧室３５に蓄圧された投射用圧縮空気を一気に投
射駆動気室３３に送り出して投射部材２１を発射するこ
とができる。The cylinder wall of the firing cylinder 3 and the cylinder cylinder 31
A plurality of projection air ports 36 that communicate the base end side of the projection pressure accumulating chamber 35 and the projection driving air chamber 33 are formed in the, and the projection compressed air accumulated in the projection accumulating chamber 35 is projected at once. The projection member 21 can be discharged by sending it to the driving air chamber 33.
【００１５】前記ピストン部２３は、投射カプセル２２
と同一直径の大径部２３Ａと、シリンダ筒３１内にスラ
イド可能で密に嵌合する小径部２３Ｂからなり、前面か
ら奥側に開口されて軽量化が図られている。そして小径
部２３Ｂの外周面には、装填時に投射空気口３６を閉止
する閉鎖面部２３ａが形成され、この閉鎖面部２３ａの
前後の全周にわたるシール溝にシールリング２３ｂがそ
れぞれ装着されている。The piston portion 23 is a projection capsule 22.
It has a large diameter portion 23A having the same diameter as the above and a small diameter portion 23B that is slidably and closely fitted in the cylinder cylinder 31, and is opened from the front side to the back side to reduce the weight. A closed surface portion 23a that closes the projection air port 36 at the time of loading is formed on the outer peripheral surface of the small-diameter portion 23B, and seal rings 23b are attached to the seal grooves extending around the entire circumference of the closed surface portion 23a.
【００１６】この投射駆動気室３３の閉止ヘッド３２に
は、トリガー用高圧空気ボンベ１４の高圧ホース１５が
接続されるトリガー用ポート３７が形成されており、ト
リガー用高圧空気ボンベ１４から高圧ホース１５および
発射弁１６を介して発射用圧縮空気を投射駆動気室３３
内に供給し、ピストン部２３および投射カプセル２２を
少し押出すことにより、投射空気口３６を閉鎖面部２３
ａから開放して、投射用蓄圧室３５の投射用圧縮空気を
一気に投射駆動気室３３に送り出し投射部材２１を発射
することができ、トリガー用高圧空気ボンベ１４、高圧
ホース１５、発射弁１６およびトリガー用ポート３７と
により投射起動手段が構成される。The closing head 32 of the projection driving air chamber 33 is formed with a trigger port 37 to which the high pressure hose 15 of the trigger high pressure air cylinder 14 is connected. And projecting compressed air for firing via the firing valve 16
And the projection capsule 22 is slightly extruded, so that the projection air port 36 is closed.
When released from a, the compressed air for projection in the accumulator 35 for projection can be sent to the projection drive air chamber 33 at once, and the projection member 21 can be launched, and the high pressure air cylinder 14 for trigger, the high pressure hose 15, the firing valve 16 and The projection port 37 is configured by the trigger port 37.
【００１７】前記カプセルロック装置１０は、図６に示
すように、発射筒３に形成された貫通穴４１の対応位置
に取付け部材４２を介して取り付けられた出退用エアシ
リンダ４３と、この出退用エアシリンダ４３により貫通
穴４１を介して発射筒６内に出退されるロックピン４４
とで構成されている。そして、この出退用エアシリンダ
４３は復帰用ばね４５を内蔵した単動型が採用され、さ
らにピストン４６に内蔵されたマグネット４７によりロ
ックピン４４の位置を検出する出退位置検出センサ４８
が設けられて、実線で示す解除位置Ａと、仮想線で示す
装填確認位置Ｂおよびカプセル固定位置Ｃが検出され
る。また、駆動源として、図４に示すように、トリガー
用高圧空気ボンベ１４から、解除弁５１を介在した分岐
高圧ホース５２が解除用エアシリンダ４３の解除用気室
４９に接続され、解除弁５１をＯＮして解除用気室４９
に高圧空気を供給することにより、ロックピン４４を後
退して、投射部材２１のロックを解除することができ
る。これにより、投射部材２１を装填したままの移動す
る場合や、水平線より下方に打ち上げ角を設定する場合
に、投射部材２１の抜け出しを確実に防止できる。As shown in FIG. 6, the capsule lock device 10 has a retracting air cylinder 43 mounted via a mounting member 42 at a position corresponding to a through hole 41 formed in the firing barrel 3, and a retracting air cylinder 43. A lock pin 44 that is moved in and out of the firing barrel 6 through the through hole 41 by the retracting air cylinder 43.
It consists of and. The air cylinder 43 for retracting / retracting is a single-acting type having a return spring 45 built-in, and a retracting position detecting sensor 48 for detecting the position of the lock pin 44 by a magnet 47 incorporated in the piston 46.
Is provided, and the release position A shown by the solid line, the loading confirmation position B and the capsule fixing position C shown by the phantom line are detected. As a drive source, as shown in FIG. 4, from the high pressure air cylinder 14 for trigger, the branch high pressure hose 52 with the release valve 51 interposed is connected to the release air chamber 49 of the release air cylinder 43. Turn on to release air chamber 49
By supplying high pressure air to the lock pin 44, the lock pin 44 can be retracted and the projection member 21 can be unlocked. This makes it possible to reliably prevent the projection member 21 from slipping out when the projection member 21 is moved while being loaded or when the launch angle is set below the horizontal line.
【００１８】次にこの投射装置の作用を説明する。
．投射架台１をアンカー５により設置し、蓄圧用高圧
空気ボンベ１１の高圧ホース１２を供給ポート３５ａに
接続するとともに、トリガー用高圧空気ボンベ１４の高
圧ホース１５をトリガー用ポート３７に接続する。Next, the operation of this projection device will be described. ． The projection mount 1 is installed by the anchor 5, the high pressure hose 12 of the high pressure air cylinder 11 for pressure accumulation is connected to the supply port 35a, and the high pressure hose 15 of the high pressure air cylinder 14 for trigger is connected to the port 37 for trigger.
【００１９】．図１に示すように、投射部材２１を発
射口から発射筒３内に装填してピストン部材２３により
投射空気口３６を閉じる。
．蓄圧弁１３を開けて投射用蓄圧室３５に高圧空気を
充填する。.. As shown in FIG. 1, the projection member 21 is loaded into the firing barrel 3 from the firing port, and the projection air port 36 is closed by the piston member 23. ． The accumulator valve 13 is opened and the projection accumulator chamber 35 is filled with high-pressure air.
【００２０】．脚フレーム９のストッパロッド９ａの
係止溝６ａの係合位置を設定して俯仰フレーム８の傾斜
角度を決め、発射筒３の発射角度を設定する。
．発射弁１６を開けてトリガー用高圧空気ボンベ１４
の高圧空気を投射駆動気室３３に供給することにより、
図２に示すように、ピストン部２３および投射カプセル
２２を少し押出し、ピストン部２３の閉鎖面部２３ａが
投射空気口３６の閉止位置からスライドして開放する。
これにより、投射用蓄圧室３５の投射用圧縮空気が一気
に投射駆動気室３３に送り込まれてその圧力により図３
に示すように、投射部材２１が発射される。[0020]. The engagement position of the locking groove 6a of the stopper rod 9a of the leg frame 9 is set to determine the tilt angle of the elevation frame 8 and the firing angle of the firing barrel 3. ． High-pressure air cylinder 14 for trigger by opening the firing valve 16
By supplying high-pressure air of the projection driving air chamber 33,
As shown in FIG. 2, the piston portion 23 and the projection capsule 22 are slightly pushed out, and the closing surface portion 23a of the piston portion 23 slides from the closed position of the projection air port 36 to open.
As a result, the compressed air for projection in the pressure accumulating chamber 35 for projection is sent to the projection driving air chamber 33 at once, and the pressure causes the compressed air in FIG.
As shown in, the projection member 21 is fired.
【００２１】．投射部材２１のうちピストン部材２３
は、圧縮空気の投射力をカプセル部材２２に伝達した
後、飛翔途中でカプセル部材２２から分離されて先に落
下し、カプセル部材２２のみを遠方に到達させる。[0021]. Piston member 23 of projection member 21
After transmitting the projection force of the compressed air to the capsule member 22, it is separated from the capsule member 22 during flight and drops first, so that only the capsule member 22 reaches a distance.
【００２２】上記実施の形態によれば、投射用蓄圧室３
５内で発射筒３内の基端側に投射駆動気室３３を形成し
て、投射空気口３６により連通したので、発射バルブ装
置４の長さを短くすることができ、コンパクトに構成で
きる。また、発射筒３の側壁に形成した投射空気口３６
を、側壁に沿って投射空気口３６に直交する方向にスラ
イドする投射部材２１のピストン部２３外周の閉鎖面部
２３ａで開閉するので、投射用蓄圧室３５内に充填され
た圧縮空気により、ピストン部材２３が移動されること
が無く、投射部材２１の自重により投射空気口３６を確
実に閉止することができるので、従来のようにバルブ部
材を閉止状態に拘束するための手段や緩衝部材も不要
で、構造が簡単に構成できてメンテナンスも容易で、安
価に製造できる。また、トリガー用高圧空気ボンベ１４
から投射駆動気室３３に供給されて投射部材２１を押し
上げる起動用空気圧も小さくてすむ。さらに、投射部材
２１の投射カプセル２２とピストン部材２３とを分離し
たので、投射カプセル２２の飛距離を伸ばすことができ
る。According to the above embodiment, the pressure accumulating chamber 3 for projection is used.
Since the projection drive air chamber 33 is formed on the base end side in the firing cylinder 3 in 5 and communicated by the projection air port 36, the length of the firing valve device 4 can be shortened and a compact structure can be achieved. In addition, the projection air port 36 formed on the side wall of the launch tube 3
Is opened and closed by the closing surface portion 23a on the outer periphery of the piston portion 23 of the projection member 21 that slides in the direction orthogonal to the projection air port 36 along the side wall, so that the compressed air filled in the projection pressure accumulating chamber 35 causes the piston member to move. 23 does not move, and the projection air port 36 can be reliably closed by the weight of the projection member 21. Therefore, unlike the prior art, means for restraining the valve member in the closed state and a cushioning member are unnecessary. The structure is simple, maintenance is easy, and the manufacturing cost is low. In addition, high pressure air cylinder 14 for trigger
The starting air pressure supplied to the projection driving air chamber 33 to push up the projection member 21 can be small. Furthermore, since the projection capsule 22 of the projection member 21 and the piston member 23 are separated, the flight distance of the projection capsule 22 can be extended.
【００２３】[0023]
【発明の効果】以上に述べたごとく請求項１記載の発明
によれば、発射筒の基端部内に投射駆動気室を形成する
とともに、その外周部に投射用蓄圧室を形成して投射空
気口により連通したので、投射駆動部分の長さを短く形
成することができ、コンパクトに構成できる。また、発
射筒の側壁に形成した投射空気口を、側壁に沿ってスラ
イドする投射部材のピストン部材外周の閉鎖面部で閉鎖
するので、投射用蓄圧室内に充填された投射用圧縮空気
の圧力に影響されることが無く、下方に発射するような
特殊な場合を除き、他の拘束手段も不要で投射部材の自
重により投射空気口を確実に閉止することができる。ま
た、投射起動手段による起動用空気圧も小さくてすむ。
したがって、従来のようにバルブ部材を閉止状態に拘束
するための手段や緩衝部材も不要で、構造を簡単にする
ことができる。また投射部材を、投射カプセルとこの投
射カプセルの基端部に配置されて飛翔途中で分離される
ピストン部材とで構成したので、投射カプセルをより遠
方に投射することができる。 As described above , according to the invention of claim 1 , the projection driving air chamber is formed in the base end portion of the firing barrel, and the projection pressure accumulating chamber is formed in the outer peripheral portion thereof. Since they are communicated with each other by the projection air port, the length of the projection drive portion can be shortened and the structure can be made compact. Further, since the projection air port formed in the side wall of the firing cylinder is closed by the closing surface portion of the piston member outer periphery of the projection member that slides along the side wall, the compressed air for projection filled in the pressure accumulating chamber for projection. It is not affected by the pressure of the projection air, and except for a special case where the projection air is fired downward, no other restraint means is necessary and the projection air port can be surely closed by the weight of the projection member. Further, the starting air pressure by the projection starting means can be small.
Therefore, unlike the prior art, there is no need for means or a cushioning member for restraining the valve member in the closed state, and the structure can be simplified. In addition, the projection member and the projection capsule
Placed at the base end of the shooting capsule and separated during flight
Since it is configured with a piston member, the projection capsule can be
It can be projected to anyone.
【００２４】請求項２記載の発明によれば、さらに投射
用圧縮空気の圧力に影響されることが無くなり、自重で
投射空気口をより確実に閉止することができる。また投
射起動手段による起動用空気圧もさらに小さくてすむ。 According to the invention described in claim 2, further projection
Is no longer affected by the pressure of compressed air for
The projection air port can be closed more reliably. Throw again
The starting air pressure by the injection starting means can be further reduced.
【図１】本発明に係る投射装置の実施の形態を示し、発
射バルブ装置の縦断面図である。FIG. 1 is a longitudinal sectional view of a firing valve device, showing an embodiment of a projection device according to the present invention.
【図２】同発射バルブ装置の発射動作を示す縦断面図で
ある。FIG. 2 is a vertical sectional view showing a firing operation of the firing valve device.
【図３】同発射バルブ装置の発射動作を示す縦断面図で
ある。FIG. 3 is a vertical sectional view showing a firing operation of the firing valve device.
【図４】同投射装置を示す全体平面図である。FIG. 4 is an overall plan view showing the projection device.
【図５】同投射装置を示す全体側面図である。FIG. 5 is an overall side view showing the projection device.
【図６】同投射装置のカプセルロック装置を示す全体側
面図である。FIG. 6 is an overall side view showing a capsule lock device of the projection device.
【図７】従来の投射装置の発射バルブ装置を示す縦断面
図である。FIG. 7 is a vertical cross-sectional view showing a firing valve device of a conventional projection device.
１ 投射架台 ２ 反動緩衝装置 ３ 発射筒 ４ 発射バルブ装置 １０ カプセルロック装置 １１ 蓄圧用高圧空気ボンベ １３ 蓄圧弁 １４ トリガー用高圧空気ボンベ １６ 発射弁 ２１ 投射部材 ２２ 投射カプセル ２３ ピストン部材 ２３ａ 閉鎖面部 ３３ 投射駆動気室 ３５ 投射用蓄圧室 ３６ 投射空気口 1 Projection stand 2 Recoil shock absorber 3 launcher 4 firing valve device 10 Capsule lock device 11 High pressure air cylinder for pressure accumulation 13 Accumulator valve 14 High pressure air cylinder for trigger 16 firing valve 21 Projection member 22 Projection capsule 23 Piston member 23a Closed surface part 33 Projection drive air chamber 35 Projection accumulator 36 Projection air port
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭60−101499（ＪＰ，Ａ) 特開 平７−332894（ＪＰ，Ａ) 実開 昭58−93699（ＪＰ，Ｕ) 実開 平１−61596（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) F41B 11/00 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-60-101499 (JP, A) JP-A-7-332894 (JP, A) Actually opened 58-93699 (JP, U) Actual-opened 1- 61596 (JP, U) (58) Fields investigated (Int.Cl. 7 , DB name) F41B 11/00
Claims (2)
端部に配置されて飛翔途中で分離されるピストン部材か
らなり、発射筒内にスライド自在に嵌合される投射部材
と、 前記発射筒の基端部内に形成された投射駆動気室と、 前記発射筒の基端部外周に形成されて投射用圧縮空気を
蓄圧する投射用蓄圧室と、 前記発射筒の筒壁に形成されて投射用蓄圧室と投射駆動
気室とを連通する投射空気口と、前記ピストン部材の外周面に形成されて装填時に前記投
射空気口を閉止可能な閉鎖面部と、 前記投射駆動気室の基端部のトリガー用ポートから起動
用空気を注入し前記ピストン部材を押し出して投射空気
口を開放し投射用蓄圧室から投射用圧縮空気を投射駆動
気室に送り込む投射起動手段とを具備したことを特徴と
する投射装置。1. A projection capsule and the basis of this projection capsule
Is it a piston member placed at the end and separated during flight?
Rannahli, a projection member slidably fitted in the launcher, said the launcher base end projecting drive air chamber formed portion, projection compressed are formed outer periphery of the base portion of the launcher The air
A pressure accumulating chamber for accumulating pressure, a projection air port formed in the cylinder wall of the firing cylinder for communicating the pressure accumulating chamber for projection with the projection driving air chamber, and a projection air port formed on the outer peripheral surface of the piston member for ejecting at the time of loading.
A closing surface that can close the air injection port, and starting air is injected from the trigger port at the base end of the projection drive air chamber and the piston member is pushed out to open the projection air port and project from the pressure accumulating chamber for projection. Projecting compressed air
A projection apparatus comprising: a projection starting means for sending the air into the air chamber .
る方向にスライドして投射空気口を閉鎖するように構成
されたことを特徴とする請求項１記載の投射装置。2. The closing surface portion is orthogonal to the projection air port.
Configured to slide in the direction to close the projection air port
Projection apparatus according to claim 1, characterized in that it is.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22286797A JP3522088B2 (en) | 1997-08-20 | 1997-08-20 | Projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22286797A JP3522088B2 (en) | 1997-08-20 | 1997-08-20 | Projection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1163890A JPH1163890A (en) | 1999-03-05 |
| JP3522088B2 true JP3522088B2 (en) | 2004-04-26 |
Family
ID=16789139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22286797A Expired - Fee Related JP3522088B2 (en) | 1997-08-20 | 1997-08-20 | Projection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3522088B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4993418B2 (en) * | 2009-01-15 | 2012-08-08 | Ｔｄｋ株式会社 | Conductive ball supply apparatus and method |
| JP6475218B2 (en) * | 2016-11-16 | 2019-02-27 | Ｎｅｃネットワーク・センサ株式会社 | Underwater vehicle detection device and underwater vehicle neutralization device |
-
1997
- 1997-08-20 JP JP22286797A patent/JP3522088B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1163890A (en) | 1999-03-05 |
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