JPH1163890A - Firing device - Google Patents

Firing device

Info

Publication number
JPH1163890A
JPH1163890A JP9222867A JP22286797A JPH1163890A JP H1163890 A JPH1163890 A JP H1163890A JP 9222867 A JP9222867 A JP 9222867A JP 22286797 A JP22286797 A JP 22286797A JP H1163890 A JPH1163890 A JP H1163890A
Authority
JP
Japan
Prior art keywords
projection
firing
air
cylinder
base end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9222867A
Other languages
Japanese (ja)
Other versions
JP3522088B2 (en
Inventor
Toshiaki Enomoto
俊明 榎本
Taisuke Ishihara
泰輔 石原
Kazuhito Miwa
一仁 三輪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Zosen Corp
Original Assignee
Hitachi Zosen Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Zosen Corp filed Critical Hitachi Zosen Corp
Priority to JP22286797A priority Critical patent/JP3522088B2/en
Publication of JPH1163890A publication Critical patent/JPH1163890A/en
Application granted granted Critical
Publication of JP3522088B2 publication Critical patent/JP3522088B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

PROBLEM TO BE SOLVED: To attain a compact configuration with a simple structure. SOLUTION: A firing driving gas chamber 33 is formed at a base end of a firing cylinder 3 to which a firing member 21 is slidably fitted. A firing air opening 36 for use in communicating a firing pressure accumulating chamber 35 formed at an outer circumferential part of the base end side of the firing cylinder 3 with the firing driving gas chamber 33 is formed at a cylinder wall. The firing air opening 36 is closed by a closed surface 23a at an outer circumference of a piston member 23 of the charged firing member 21, energizing air for a high pressure air bomb for triggering operation is fed from a triggering port 37 into the firing driving gas chamber 35 through a firing valve to push out the piston member 23. As a result, the firing air opening 36 is released, high pressure air in the firing pressure accumulated chamber 35 is fed at once into the firing driving gas chamber 33, and then the firing member 21 is fired.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【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 apparatus for flying a projection object, a projection capsule, or the like to a distant place using compressed air.

【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 Conventionally, the applicant of the present invention has disclosed Japanese Patent Application Laid-Open No. 7-3328.
No. 94 proposes a projection device using compressed air. As shown in FIG.
1 is slidably accommodated, and a firing cylinder 43 in which a firing air chamber 42 is formed in a lower portion, and an air supply hole 4 for a cylindrical firing air tank 44 and a firing air chamber 42 in a lower portion of the firing cylinder 43.
5 has a firing drive unit 47 in which a firing valve element 46 for opening and closing the valve 5 is disposed. Before firing, the firing valve element 46 has a biasing force of a spring 48 and a firing air tank 44. The air supply hole 45 is closed by the urging force via the pressure receiving step portion 49 receiving the compressed air pressure of the first embodiment. As a result, the firing valve body 46 is pulled down 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, the. Since the firing air chamber 42 is arranged on the tip (upper end) side of the firing air tank 44, the overall length of the firing drive unit 47 is long. . There are a fixed piston 51 for driving the firing valve body 46 to the open side, a starting air chamber 42, and a spring 48 and a cushion 52 for urging the firing valve body 46 to the closed side. 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。
An object of the present invention is to provide a projection apparatus which can solve the above-mentioned problems and can be constructed compactly with a simple structure.

【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、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
形成された投射用蓄圧室と、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、前記投射部材の基端部に設けられて装填時に外周
の閉鎖面部で前記投射空気口を閉止可能なピストン部材
と、投射駆動気室の基端側から起動用空気を注入して前
記ピストン部材を押し出し投射空気口を開放可能な投射
起動手段とを具備したものである。
In order to achieve the above object, according to the first aspect of the present invention, there is provided a projection member slidably fitted in a launch tube, and a projection member provided in a base end portion of the launch tube. The formed projection drive air chamber, the accumulator chamber for projection formed on the outer periphery of the base end portion of the launch cylinder, and the accumulator chamber for projection formed on the cylinder wall of the launch cylinder communicate with the projection drive air chamber. A projection air port, a piston member provided at a base end of the projection member and capable of closing the projection air port at a closed surface portion of the outer periphery at the time of loading, and injecting starting air from a base end side of the projection drive air chamber. Projection starting means capable of pushing out the piston member and opening the projection air port.

【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。
According to the above construction, the projection driving air chamber is formed in the base end portion of the launching cylinder, and the projection accumulator is formed in the outer peripheral portion thereof and communicates with the projection air port. The length can be shortened, and a compact configuration can be achieved. Further, since the projection air port formed on the side wall of the firing cylinder is closed by the closed surface portion of the outer periphery of the piston member of the projection member that slides along the side wall, it is affected by the pressure of the compressed air filled in the pressure accumulation chamber for projection. Except for the special case of downward firing, no other restraining 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, a means for restraining the valve member in the closed state and a buffer member as in the related art are not required, and the structure can be simplified.

【0007】請求項2記載の発明は、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分離自在に配
設されたピストン部材とで構成したものである。上記構
成によれば、これにより投射カプセルの飛距離を伸ばす
ことができる。
According to a second aspect of the present invention, the projection member comprises a projection capsule and a piston member which is disposed at the base end of the projection capsule so as to be detachable. According to the above configuration, the flight distance of the projection capsule can be extended.

【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。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Here, an embodiment of a projection device 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 base 1 which is fixed on the ground and whose launch angle is adjustable. May be set to the launch angle.),
A cylindrical launching cylinder 3 is disposed via a reaction damper 2,
A firing valve device 4 serving as a projection drive unit at the base end of the firing cylinder 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 is provided on a frame 6 fixed on the ground by an anchor 5 at the base end side, and an elevating frame 8 whose base end is rotatably supported in a vertical direction via a support pin 7. The leg frame 9 is rotatably attached to the tip of the elevation frame 8. The stopper rod 9 a at the tip of the leg frame 9 is engaged with the locking groove 6 a of the gantry frame 6. The angle of the raising frame 8 can be adjusted in multiple stages. In addition, the launching cylinder 3 is provided on the raising frame 8 via the reaction damper 2. Further, a capsule lock device 10 that can prevent the projection member 21 from coming off when the elevation angle is set to a minus value is provided on the distal end side of the firing valve 4 of the firing cylinder 3.

【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, reference numeral 11 denotes a high-pressure air cylinder for supplying pressurized compressed air from a high-pressure hose 12 to a firing valve device 4 via a pressure-accumulating valve 13, and reference numeral 14 denotes a firing valve from the high-pressure hose 15 to the firing valve device 4. 16 is a high-pressure air cylinder for trigger which supplies compressed air for firing via 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, a projection member 21 which is slidably fitted to the launch cylinder 3 by this projection device and is launched is a cylindrical projection capsule 22 and a base end of the projection capsule 22. And a piston member 23 which also serves as a rear lid, which is disposed in the portion so as to be separable.

【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 cylinder 3 by a cylinder cylinder 31 and a closing head 32. A cylindrical pressure accumulating chamber 35 for projection is formed on the base end side outer peripheral portion of the firing cylinder 3 by the tank forming member 34, and compressed air for projection is supplied from the supply port 35 a 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
Is formed with a plurality of projection air ports 36 communicating the base end side of the projection accumulator chamber 35 and the projection drive air chamber 33, and projects the projection compressed air accumulated in the projection accumulator chamber 35 at a stretch. The projecting member 21 can be sent out to the driving air chamber 33 and fired.

【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 includes a projection capsule 22.
A large-diameter portion 23A having the same diameter as the above and a small-diameter portion 23B that is slidable and closely fitted in the cylinder tube 31 are opened from the front surface to the back side to reduce the weight. On the outer peripheral surface of the small-diameter portion 23B, a closed surface portion 23a for closing the projection air port 36 at the time of loading is formed, and seal rings 23b are respectively mounted in seal grooves around the entire circumference before and after 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 high-pressure trigger cylinder 14 is connected. And the compressed air for firing through the firing valve 16 and the driving air chamber 33.
And projecting the piston portion 23 and the projection capsule 22 a little, thereby opening the projection air port 36 to the closed surface portion 23.
a, the compressed air for projection in the pressure accumulating chamber for projection 35 can be sent to the projection driving air chamber 33 at a stretch and the projection member 21 can be fired, and the high-pressure air cylinder 14, the high-pressure hose 15, the firing valve 16, The triggering port 37 constitutes a projection activation unit.

【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 includes a retractable air cylinder 43 mounted at a position corresponding to a through hole 41 formed in the firing cylinder 3 via a mounting member 42, and Lock pin 44 which is moved into and out of firing cylinder 6 through through hole 41 by retreat air cylinder 43
It is composed of The retractable air cylinder 43 is of a single-acting type including a return spring 45, and further includes a retractable position detecting sensor 48 for detecting the position of the lock pin 44 by a magnet 47 incorporated in a piston 46.
Is provided, a release position A indicated by a solid line, a loading confirmation position B and a capsule fixing position C indicated by a virtual line are detected. As a driving source, as shown in FIG. 4, a branch high-pressure hose 52 with a release valve 51 interposed is connected to the release air chamber 49 of the release air cylinder 43 from the trigger high-pressure air cylinder 14. Turn ON to release air chamber 49
By supplying high-pressure air to the lock member, the lock pin 44 is retracted and the lock of the projection member 21 can be released. This makes it possible to reliably prevent the projection member 21 from slipping out when moving with the projection member 21 loaded or when setting the launch angle 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 the projection device will be described. . The projection mount 1 is installed by the anchor 5, and the high-pressure hose 12 of the high-pressure air cylinder 11 for pressure accumulation is connected to the supply port 35 a, and the high-pressure hose 15 of the high-pressure air cylinder 14 for trigger is connected to the trigger port 37.

【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。
[0019] As shown in FIG. 1, the projecting member 21 is loaded into the firing cylinder 3 from the firing port, and the projecting air port 36 is closed by the piston member 23. . The accumulator valve 13 is opened, and the accumulator for projection 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 engaging position of the locking groove 6a of the stopper rod 9a of the leg frame 9 is set to determine the inclination angle of the elevation frame 8, and the firing angle of the firing cylinder 3 is set. . Open the firing valve 16 and open the high pressure air cylinder 14 for the trigger.
Is supplied to the projection drive 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 23 a of the piston portion 23 slides and opens from the closed position of the projection air port 36.
As a result, the compressed air for projection in the accumulator for projection 35 is sent to the projection driving air chamber 33 at a stretch, and the pressure of the compressed air is used as shown in FIG.
As shown in the figure, 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] The piston member 23 of the projection member 21
Transmits the projecting force of the compressed air to the capsule member 22 and then separates from the capsule member 22 during the flight and falls first, so that only the capsule member 22 reaches a distant place.

【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 accumulating chamber for projection 3
Since the projection drive air chamber 33 is formed in the base end side of the launch cylinder 3 in the inside 5 and communicated with the projection air port 36, the length of the launch valve device 4 can be shortened, and it can be made compact. In addition, a projection air port 36 formed on the side wall of the firing cylinder 3
Is opened and closed by a closed surface portion 23a on the outer periphery of the piston portion 23 of the projection member 21 that slides in a direction orthogonal to the projection air port 36 along the side wall, so that the compressed air filled in the pressure accumulation chamber 35 for projection allows the piston member to be opened and closed. Since the projection air port 36 can be securely closed by the weight of the projection member 21 without the 23 being moved, there is no need for a means for restraining the valve member in the closed state or a buffer member as in the related art. The structure is simple, maintenance is easy, and it can be manufactured at low cost. Also, a high pressure air cylinder 14 for the trigger
The starting air pressure supplied to the projection driving air chamber 33 from above to push up the projection member 21 can be small. Further, 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本発明の請求項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、従来のようにピストン部材を閉止状
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。
As described above, according to the first aspect of the present invention, a projection driving air chamber is formed in the base end portion of the launch cylinder, and a projection accumulator chamber is formed in the outer peripheral portion thereof. As a result, the length of the projection driving portion can be reduced, and the device can be made compact.
Further, since the projection air port formed on the side wall of the firing cylinder is closed by the closed surface portion of the outer periphery of the piston member of the projection member that slides along the side wall, it is affected by the pressure of the compressed air filled in the pressure accumulation chamber for projection. There is no need for any other restraining means except for the special case of downward firing, 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, there is no need for a means for restraining the piston member in the closed state or a buffer member as in the related art, so that the structure can be simply configured, maintenance is easy, and the device can be manufactured at low cost.

【0024】請求項2記載の発明によれば、投射部材の
投射カプセルとピストン部材とを分離したので、投射カ
プセルの飛距離を伸ばすことができる。
According to the second aspect of the invention, since the projection capsule of the projection member and the piston member are separated, the flight distance of the projection capsule can be extended.

【図面の簡単な説明】[Brief description of the drawings]

【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 longitudinal 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 longitudinal sectional view showing a firing valve device of a conventional projection device.

【符号の説明】[Explanation of symbols]

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 DESCRIPTION OF SYMBOLS 1 Projection mounting stand 2 Reaction damper 3 Launch cylinder 4 Launch valve device 10 Capsule lock device 11 High pressure air cylinder for pressure accumulation 13 Accumulation valve 14 High pressure air cylinder for trigger 16 Fire valve 21 Projection member 22 Projection capsule 23 Piston member 23a Closed surface 33 Projection Driving air chamber 35 Accumulation chamber for projection 36 Projected air port

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 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た投射用蓄圧室と、 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、 前記投射部材の基端部に設けられて装填時に外周の閉鎖
面部で前記投射空気口を閉止可能なピストン部材と、 投射駆動気室の基端側から起動用空気を注入して前記ピ
ストン部材を押し出し投射空気口を開放可能な投射起動
手段とを具備したことを特徴とする投射装置。
1. A projection member slidably fitted in a launch cylinder, a projection drive air chamber formed in a base end of the launch cylinder, and a projection formed on an outer periphery of a base end of the launch cylinder. A pressure accumulating chamber, a projection air port formed on the cylinder wall of the firing cylinder and communicating the projection pressure accumulating chamber and the projection driving air chamber, and a closed surface portion provided at a base end of the projection member and having an outer periphery at the time of loading. A piston member capable of closing the projection air port, and projection activation means capable of injecting activation air from the base end side of the projection drive air chamber to push out the piston member and open the projection air port. Characteristic projection device.
【請求項2】 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分離自在に配設されたピストン部材
とで構成したことを特徴とする請求項1記載の投射装
置。
2. The projection device according to claim 1, wherein the projection member is constituted by a projection capsule and a piston member disposed at a base end of the projection capsule so as to be separable.
JP22286797A 1997-08-20 1997-08-20 Projection device Expired - Fee Related JP3522088B2 (en)

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 true JPH1163890A (en) 1999-03-05
JP3522088B2 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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010162574A (en) * 2009-01-15 2010-07-29 Tdk Corp Apparatus and method of feeding conductive ball
JP2018079791A (en) * 2016-11-16 2018-05-24 Necネットワーク・センサ株式会社 Underwater navigating body detection device and underwater navigating body disabling device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010162574A (en) * 2009-01-15 2010-07-29 Tdk Corp Apparatus and method of feeding conductive ball
JP2018079791A (en) * 2016-11-16 2018-05-24 Necネットワーク・センサ株式会社 Underwater navigating body detection device and underwater navigating body disabling device

Also Published As

Publication number Publication date
JP3522088B2 (en) 2004-04-26

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