JPH06194100A - Thermal battery activating device for artillery shell - Google Patents
Thermal battery activating device for artillery shellInfo
- Publication number
- JPH06194100A JPH06194100A JP35749292A JP35749292A JPH06194100A JP H06194100 A JPH06194100 A JP H06194100A JP 35749292 A JP35749292 A JP 35749292A JP 35749292 A JP35749292 A JP 35749292A JP H06194100 A JPH06194100 A JP H06194100A
- Authority
- JP
- Japan
- Prior art keywords
- thermal battery
- hammer
- high voltage
- acceleration
- piezoelectric element
- 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
Links
- 230000003213 activating effect Effects 0.000 title abstract description 5
- 230000001133 acceleration Effects 0.000 claims abstract description 14
- 230000004913 activation Effects 0.000 claims description 10
- 238000010304 firing Methods 0.000 abstract description 4
- 239000003708 ampul Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Primary Cells (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、各種の砲弾の電気回
路に電力を供給する電源に適用しうる。詳しくは、その
ような砲弾用電源として用いる熱電池を活性化するため
の熱電池活性化装置に関する。BACKGROUND OF THE INVENTION The present invention can be applied to a power source for supplying electric power to electric circuits of various types of shells. More specifically, the present invention relates to a thermal battery activation device for activating a thermal battery used as a power source for such a shell.
【０００２】[0002]
【従来の技術】従来は、たとえば以下のような手段で砲
弾に電力を供給していた。 砲弾発射前に予め充電したコンデンサを用いたもの。 砲弾発射後に飛翔中の流入する空気を利用してタービ
ンを回転して発電するもの。 砲弾発射時の衝撃でアンプルを割ってそのアンプルに
内臓する電解液と金属板との化学反応を利用して発電す
るもの。2. Description of the Related Art Conventionally, electric power has been supplied to a shell by the following means, for example. A capacitor that has been precharged before the shell is fired. A turbine that uses the inflowing air during flight after firing a shell to generate electricity by rotating a turbine. A power generator that breaks an ampoule due to the impact of a projectile and uses the chemical reaction between the electrolytic solution contained in the ampoule and a metal plate.
【０００３】[0003]
【発明が解決しようとする課題】ところが、上述した従
来の手段の中でも、の充電式のものでは、大電流を供
給できない問題がある。のタービン式のものでは、電
源が大型となる問題がある。のアンプル式のもので
は、発射前の取扱中に誤ってアンプルを割ってしまう問
題があった。However, among the above-mentioned conventional means, the rechargeable type has a problem that a large current cannot be supplied. There is a problem that the power source becomes large in the turbine type. The ampoule type had a problem that the ampoule was accidentally broken during handling before launch.
【０００４】そこで、この発明の目的は、砲弾の安全性
を高めるとともに、その電源の小型化と大容量化を図る
ことにある。SUMMARY OF THE INVENTION Therefore, an object of the present invention is to improve the safety of a cannonball and to reduce the size and capacity of its power source.
【０００５】[0005]
【課題を解決するための手段】そのため、請求項１に記
載の砲弾の熱電池活性化装置は、たとえば以下の図示実
施例に示すごとく、加速度を受けて後退するセットバッ
クピン２１のようなセットバック部材と、そのセットバ
ック部材が後退したとき移動するボール２０のようなロ
ック部材と、そのロック部材が移動したときロックを解
除して加速度を受けて後退するハンマ部材１８と、その
ハンマ部材１８が後退したときそのハンマ部材１８が当
たって高電圧を生ずる圧電素子部材２３と、その圧電素
子部材２３からの高電圧で火花放電する点火プラグ３０
で着火剤３１を着火して活性化する熱電池２５とを備え
てなることを特徴とする。Therefore, a thermal battery activating device for a shell according to a first aspect of the present invention is provided with a setback pin 21, such as a setback pin 21 which retracts due to acceleration as shown in the following illustrated embodiment. A back member, a lock member such as a ball 20 that moves when the setback member moves backward, a hammer member 18 that releases the lock when the lock member moves, and moves back due to acceleration, and the hammer member 18 When the hammer retreats, the hammer member 18 hits the piezoelectric element member 23 to generate a high voltage, and the spark plug 30 that causes a spark discharge with the high voltage from the piezoelectric element member 23.
The thermal battery 25 ignites and activates the igniting agent 31.
【０００６】請求項２に記載のものは、たとえば以下の
図示実施例に示すごとく、請求項１に記載の熱電池活性
化装置において、前記ハンマ部材１８が初期位置にある
とき、そのハンマ部材１８を介して前記熱電池２５の入
力端子２６・２８間を短絡してなることを特徴とする。According to a second aspect of the present invention, for example, as shown in the following illustrated embodiment, in the thermal battery activation device according to the first aspect, when the hammer member 18 is in the initial position, the hammer member 18 is in the initial position. The input terminals 26 and 28 of the thermal battery 25 are short-circuited via the.
【０００７】[0007]
【作用】そして、請求項１に記載の砲弾の熱電池活性化
装置では、砲弾発射後、加速度を受けたとき、セットバ
ック部材を後退してロック部材を移動し、ハンマ部材１
８のロックを解除する。すると、ハンマ部材１８が加速
度を受けて後退し、圧電素子部材２３に当たって圧電素
子部材２３に高電圧を生じさせる。しかして、圧電素子
部材２３が高電圧を生じたとき点火プラグ３０の火花放
電で着火剤３１を着火して熱電池２５を活性化する。In the thermal battery activation device for a shell according to the first aspect of the present invention, the hammer back 1 moves the lock member by retracting the setback member when receiving acceleration after the shell is fired.
Unlock 8 Then, the hammer member 18 receives the acceleration and retreats, hits the piezoelectric element member 23, and causes the piezoelectric element member 23 to generate a high voltage. Then, when the piezoelectric element member 23 generates a high voltage, the spark discharge of the ignition plug 30 ignites the igniter 31 to activate the thermal battery 25.
【０００８】請求項２に記載の砲弾の熱電池活性化装置
では、ハンマ部材１８がロックされた初期位置にあると
き、そのハンマ部材１８を介して熱電池２５の入力端子
２６・２８間を短絡する。In the thermal battery activation device for a shell according to the second aspect of the invention, when the hammer member 18 is in the locked initial position, the input terminals 26 and 28 of the thermal battery 25 are short-circuited via the hammer member 18. To do.
【０００９】[0009]
【実施例】以下、図面を参照しつつ、この発明の実施例
を説明する。図１は、この発明の一実施例である熱電池
活性化装置を示す断面図である。図中符号１０で支持ケ
ースを示す。支持ケース１０は、埋込成型でつくり、図
示しない砲弾用信管に取り付ける。そして、支持ケース
１０は、その内部に、縦長なハンマ収納部１１を形成
し、そのハンマ収納部１１の下側に素子収納部１２を形
成するとともに、上右側にボール収納部１３を介してハ
ンマ収納部１１と通ずるピン収納部１４を形成してな
る。また、厚肉な右側壁部１０ａの長さ方向に断面形状
が逆Ｅ形の短絡板１６を埋め込んでなる。そして、その
短絡板１６の中間板部１６ａでハンマ収納部１１と素子
収納部１２間を仕切ってなる。左側壁部１０ｂの上側に
は、それを貫通する短絡ピン１７を取り付けてなる。し
かして、ハンマ収納部１１内に、ハンマ部材１８を収納
する。ハンマ部材１８は、その上側に拡径な鍔部１８ａ
と頭部１８ｂを有し、それら鍔部１８ａと頭部１８ｂ間
に係合部１８ｃを形成してなる。さらに、ハンマ収納部
１１内には、このハンマ部材１８の鍔部１８ａにその下
側で上端を押し当てるスプリング１９を収納する。そし
て、そのスプリング１９で付勢してハンマ部材１８を図
示初期位置に位置決め、その頭部１８ｂの頂面を短絡板
１６の上板部１６ｂに押し当てるとともに、周面を短絡
ピン１７に接触してなる。ボール収納部１３には、ボー
ル（ロック部材）２０をハンマ部材１８の係合部１８ｃ
に係合して収納する。ピン収納部１４内には、セットバ
ックピン（セットバック部材）２１を収納するととも
に、そのセットバックピン２１の太径な頭部２１ａにそ
の下側で上端を押し当てるスプリング２２を収納する。
そして、そのスプリング２２で付勢してセットバックピ
ン２１をピン収納部１４の上面に押し当てるとともに、
頭部２１ａの周面をボール２０に当ててなる。しかし
て、このセットバックピン２１とボール２０とでハンマ
部材１８をハンマ収納部１１内でロック状態とする。素
子収納部１２内には、圧電素子部材２３を収納する。圧
電素子部材２３は、その上部に中間板部１６ａを貫通す
る電極２３ａを設け、下部に短絡板１６の下板部１６ｃ
と接触する電極２３ｂを設けるとともに、左側部から突
出する水平接続部２３ｃを介して電極２３ｄを設ける。
そして、この圧電素子部材２３は、電極２３ｂを接続コ
ード２４を介して図中左側に配置する熱電池２５の一方
の入力端子２６と接続し、電極２３ｄを接続コード２７
を介して他方の入力端子２８と接続する。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a sectional view showing a thermal battery activating device according to an embodiment of the present invention. Reference numeral 10 in the drawing indicates a support case. The support case 10 is formed by embedding and attached to a not shown fuse fuse. The support case 10 has a vertically long hammer storage portion 11 formed therein, an element storage portion 12 formed below the hammer storage portion 11, and a hammer storage portion 13 on the upper right side through a ball storage portion 13. A pin accommodating portion 14 communicating with the accommodating portion 11 is formed. In addition, a short-circuit plate 16 having an inverted E-shaped cross section is embedded in the length direction of the thick right wall portion 10a. The intermediate plate portion 16a of the short-circuit plate 16 partitions the hammer storage portion 11 and the element storage portion 12 from each other. On the upper side of the left side wall portion 10b, a short circuit pin 17 penetrating therethrough is attached. Then, the hammer member 18 is housed in the hammer housing portion 11. The hammer member 18 has a collar portion 18a having an enlarged diameter on the upper side thereof.
And a head portion 18b, and an engaging portion 18c is formed between the collar portion 18a and the head portion 18b. Further, in the hammer storage portion 11, a spring 19 for pressing the upper end of the lower portion of the collar portion 18a of the hammer member 18 is stored. Then, the hammer 19 is urged by the spring 19 to position the hammer member 18 at the initial position shown in the drawing, the top surface of the head portion 18b is pressed against the upper plate portion 16b of the short-circuit plate 16, and the peripheral surface is brought into contact with the short-circuit pin 17. It becomes. In the ball storage portion 13, a ball (lock member) 20 is provided with an engaging portion 18c of the hammer member 18.
Engage with and store. In the pin housing portion 14, a setback pin (setback member) 21 is housed, and a spring 22 for pressing the upper end of the setback pin 21 against the large-diameter head portion 21a is stored.
Then, the spring 22 urges the setback pin 21 against the upper surface of the pin housing portion 14, and
The peripheral surface of the head 21a is applied to the ball 20. Then, the hammer member 18 is locked in the hammer storage portion 11 by the setback pin 21 and the ball 20. The piezoelectric element member 23 is housed in the element housing portion 12. The piezoelectric element member 23 is provided with an electrode 23a penetrating the intermediate plate portion 16a at its upper portion and a lower plate portion 16c of the short-circuit plate 16 at its lower portion.
An electrode 23b that contacts with the electrode 23b is provided, and an electrode 23d is provided through a horizontal connection portion 23c that projects from the left side portion.
The piezoelectric element member 23 connects the electrode 23b to one input terminal 26 of the thermal battery 25 arranged on the left side in the drawing through the connection cord 24, and connects the electrode 23d to the connection cord 27.
And is connected to the other input terminal 28 via.
【００１０】この熱電池２５は、図１に示すごとく、電
池ケース２９内に入力端子２６・２８と接続する点火プ
ラグ３０を設ける。点火プラグ３０には、着火剤３１を
付着してなる。そして、この熱電池２５は、図中上向き
に突出する出力端子３２を介して図示しない電気回路と
接続してなる。なお、この熱電池２５は、接続コード２
７を介して前記短絡ピン１７と接続してなる。そして、
図示初期位置にあるハンマ部材１８を介して熱電池２５
の入力端子２６・２８間を短絡してなる。As shown in FIG. 1, the thermal battery 25 has an ignition plug 30 connected to the input terminals 26 and 28 in a battery case 29. An ignition agent 31 is attached to the spark plug 30. The thermal battery 25 is connected to an electric circuit (not shown) via the output terminal 32 protruding upward in the figure. The thermal battery 25 has a connection cord 2
It is connected to the short-circuit pin 17 via 7. And
The thermal battery 25 is inserted through the hammer member 18 in the initial position shown in the figure.
The input terminals 26 and 28 are short-circuited.
【００１１】さて、上述した熱電池活性化装置は、信管
に取り付けて砲弾に装着する。そして、その砲弾の発射
時に加速度を受けてセットバックピン２１がスプリング
２２に抗して図中下方に後退する。セットバックピン２
１が後退すると、ボール２０が移動してセットバックピ
ン２１上に落下し、ハンマ部材１８のロックを解除す
る。すると、ハンマ部材１８も加速度によりスプリング
１９に抗して下方に後退し、先端部１８ｄで圧電素子部
材２３の電極２３ａを叩く。そうすると、その衝撃を受
けて圧電素子部材２３は、電極２３ａ・２３ｂ・２３ｄ
間で高電圧を発生する。そして、その高電圧を熱電池２
５内の点火プラグ３０に印加する。すると、点火プラグ
３０で火花放電が起り、その火花によって着火剤３１を
着火して熱電池２５を活性化する。しかして、活性化し
た熱電池は、出力端子３２から前記電気回路へ電力を供
給する。Now, the above-mentioned thermal battery activation device is attached to a cannonball by being attached to a fuze. Then, the setback pin 21 resists the spring 22 and retreats downward in the figure due to acceleration when the cannonball is fired. Setback pin 2
When 1 is retracted, the ball 20 moves and falls on the setback pin 21 to unlock the hammer member 18. Then, the hammer member 18 also retracts downward against the spring 19 due to acceleration, and strikes the electrode 23a of the piezoelectric element member 23 with the tip portion 18d. Then, the piezoelectric element member 23 receives the impact and the electrodes 23a, 23b, 23d
Generate high voltage between. The high voltage is applied to the thermal battery 2
5 is applied to the spark plug 30. Then, spark discharge occurs at the ignition plug 30, and the spark ignites the igniting agent 31 to activate the thermal battery 25. Then, the activated thermal battery supplies power from the output terminal 32 to the electric circuit.
【００１２】なお、この熱電池活性化装置は、熱電池２
５を活性化するには、セットバックピン２１が後退して
からハンマ部材１８が電極２３ａに当たる間まで加速度
が加わっていることが必要である。してがって、仮に、
砲弾発射前に誤って砲弾を落すことがあっても、そのと
きに発生する落下加速度が極めて短時間であるため、い
ったん後退したセットバックピン２１をスプリング２２
で瞬時に初期位置に復帰し、誤動作することを防止す
る。The thermal battery activation device is used in the thermal battery 2
In order to activate No. 5, it is necessary that acceleration is applied until the hammer member 18 hits the electrode 23a after the setback pin 21 retracts. So, tentatively,
Even if the shell is accidentally dropped before the shell is fired, the setback pin 21 that has once retracted is replaced by the spring 22 because the drop acceleration that occurs at that time is extremely short.
To instantly return to the initial position and prevent malfunction.
【００１３】[0013]
【発明の効果】したがって、請求項１に記載の発明によ
れば、従来のロケットやミサイルのように外部から電気
信号を送りその電気信号に基づき熱電池を活性化する構
成ではなく、砲弾発射時に生ずる加速度を利用して高電
圧を発生させ、その高電圧に基づいて熱電池を活性化す
ることから、従来困難であった熱電池を砲弾に用いるこ
とを可能とし、しかも、砲弾の安全性を高めるととも
に、その電源の小型化と大容量化を図ることができる。Therefore, according to the first aspect of the present invention, it is not a conventional rocket or missile which sends an electric signal from the outside to activate the thermal battery based on the electric signal, but at the time of firing a shell. A high voltage is generated by using the generated acceleration, and the thermal battery is activated based on the high voltage. Therefore, it is possible to use a thermal battery, which was difficult in the past, for a shell, and the safety of the shell is improved. In addition to increasing the power supply, the power supply can be downsized and the capacity can be increased.
【００１４】請求項２に記載の発明によれば、ハンマ部
材が初期位置にあるとき、そのハンマ部材を介して熱電
池の入力端子間を短絡していることから、発射加速度が
加わらない限り、砲弾発射前に静電気等により仮に高電
圧が熱電池内の点火プラグに印加されたとしても、その
点火プラグでの火花放電を阻止し、熱電池が誤って活性
化することを防止することができる。According to the second aspect of the present invention, when the hammer member is in the initial position, the input terminals of the thermal battery are short-circuited via the hammer member. Therefore, unless the firing acceleration is applied, Even if a high voltage is applied to the ignition plug in the thermal battery before the shell is fired, it is possible to prevent spark discharge at the ignition plug and prevent accidental activation of the thermal battery. .
【図１】この発明の一実施例である砲弾の熱電池活性化
装置の断面図である。FIG. 1 is a cross-sectional view of a thermal battery activation device for a shell according to an embodiment of the present invention.
１８ ハンマ部材 ２０ ボール（ロック部材） ２１ セットバックピン（セットバック部材） ２３ 圧電素子部材 ２５ 熱電池 ２６・２８ 入力端子 ３０ 点火プラグ ３１ 着火剤 18 Hammer Member 20 Ball (Lock Member) 21 Set Back Pin (Set Back Member) 23 Piezoelectric Element Member 25 Thermal Battery 26/28 Input Terminal 30 Spark Plug 31 Ignition Agent
───────────────────────────────────────────────────── フロントページの続き (72)発明者 加藤 和之 愛知県名古屋市東区泉二丁目28番24号 リ コーエレメックス株式会社内 (72)発明者 水谷 清彦 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 (72)発明者 中西 光弘 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 ─────────────────────────────────────────────────── ─── Continued Front Page (72) Inventor Kazuyuki Kato 2-8-24 Izumi 2-chome, Higashi-ku, Nagoya, Aichi Prefecture Ricoh Elemex Co., Ltd. (72) Inventor Kiyohiko Mizutani 1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric Industry Co., Ltd. (72) Inventor Mitsuhiro Nakanishi 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.
Claims (2)
材と、そのセットバック部材が後退したとき移動するロ
ック部材と、そのロック部材が移動したときロックを解
除して加速度を受けて後退するハンマ部材と、そのハン
マ部材が後退したときそのハンマ部材が当たって高電圧
を生ずる圧電素子部材と、その圧電素子部材からの高電
圧で火花放電する点火プラグにより着火剤を着火して活
性化する熱電池と、を備えてなる、砲弾の熱電池活性化
装置。1. A setback member that retracts due to acceleration, a lock member that moves when the setback member retracts, and a hammer member that releases the lock when the lockback member moves and retracts due to acceleration. And a piezoelectric element member that generates a high voltage when the hammer member retracts and a high voltage from the piezoelectric element member, and a thermal battery that ignites and activates an igniting agent by an ignition plug that sparks with a high voltage from the piezoelectric element member. And a thermal battery activation device for a cannonball.
そのハンマ部材を介して前記熱電池の入力端子間を短絡
してなる、請求項１に記載の砲弾の熱電池活性化装置。2. When the hammer member is in the initial position,
The thermal battery activation device for a shell according to claim 1, wherein the input terminals of the thermal battery are short-circuited via the hammer member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35749292A JP3395794B2 (en) | 1992-12-24 | 1992-12-24 | Ammunition thermal battery activation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35749292A JP3395794B2 (en) | 1992-12-24 | 1992-12-24 | Ammunition thermal battery activation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06194100A true JPH06194100A (en) | 1994-07-15 |
| JP3395794B2 JP3395794B2 (en) | 2003-04-14 |
Family
ID=18454404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35749292A Expired - Lifetime JP3395794B2 (en) | 1992-12-24 | 1992-12-24 | Ammunition thermal battery activation device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3395794B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101234548B1 (en) * | 2010-09-13 | 2013-02-19 | 국방과학연구소 | Device for activating thermal battery for artillery ammunition |
| JP2014070799A (en) * | 2012-09-28 | 2014-04-21 | Ihi Aerospace Co Ltd | Ignition operation device for pyrotechnic |
-
1992
- 1992-12-24 JP JP35749292A patent/JP3395794B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101234548B1 (en) * | 2010-09-13 | 2013-02-19 | 국방과학연구소 | Device for activating thermal battery for artillery ammunition |
| JP2014070799A (en) * | 2012-09-28 | 2014-04-21 | Ihi Aerospace Co Ltd | Ignition operation device for pyrotechnic |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3395794B2 (en) | 2003-04-14 |
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