JPH0765745B2 - Seismic device - Google Patents
Seismic deviceInfo
- Publication number
- JPH0765745B2 JPH0765745B2 JP61146385A JP14638586A JPH0765745B2 JP H0765745 B2 JPH0765745 B2 JP H0765745B2 JP 61146385 A JP61146385 A JP 61146385A JP 14638586 A JP14638586 A JP 14638586A JP H0765745 B2 JPH0765745 B2 JP H0765745B2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- contact
- seismic
- circuit board
- printed circuit
- 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
- 238000005096 rolling process Methods 0.000 claims description 11
- 238000005476 soldering Methods 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 206010044565 Tremor Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
- F23N5/245—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electrical or electromechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2231/00—Fail safe
- F23N2231/14—Fail safe for earthquakes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Regulation And Control Of Combustion (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は燃焼器具等に利用して地震等が生じたときに燃
焼を一時的に停止させる装置に使用されるもので、地震
時による振動を感知する感震装置に関するものである。TECHNICAL FIELD The present invention is applied to a device for temporarily stopping combustion when an earthquake or the like is used in a combustion instrument or the like, and detects vibration due to an earthquake. It relates to a seismic sensitive device.
従来の技術 従来の感震装置としては、たとえば第２図に示すように
すり鉢状の転動面部１と、この転動面部１の底部に設け
られた載置孔２を有した本体３と、載置孔２に載置され
た鋼球４と、載置孔２の内部に上下動自在に設けられた
作動棒５と、この作動棒５によりスイッチ接点をON、OF
Fするマイクロスイッチ６により構成されたものが提供
されている。2. Description of the Related Art As a conventional seismic sensing device, for example, as shown in FIG. 2, a mortar-shaped rolling surface portion 1 and a main body 3 having a mounting hole 2 provided at the bottom of the rolling surface portion 1 are provided. A steel ball 4 placed in the placing hole 2, an actuating rod 5 provided inside the placing hole 2 so as to be vertically movable, and a switch contact is turned on and off by the actuating rod 5.
There is provided a micro switch 6 configured to perform F.
上記感震装置は地震等による振動を受けていないときは
鋼球４が載置孔２に載置され、マイクロスイッチ６のレ
バー７を作動棒５が押下げている。そして地震等により
検出すべき振動を超える振動が発生すると、鋼球４が載
置孔２から一点鎖線で示すように外れ、このとき作動棒
５がマイクロスイッチ６のレバー７により押上げられ、
マイクロスイッチ６の接点を作動させて検知出力を発生
するようにしている。In the seismic sensing device, the steel ball 4 is mounted in the mounting hole 2 and the operating rod 5 pushes down the lever 7 of the microswitch 6 when it is not subjected to vibration due to an earthquake or the like. When a vibration exceeding the vibration to be detected occurs due to an earthquake or the like, the steel ball 4 is disengaged from the mounting hole 2 as shown by the alternate long and short dash line, and at this time, the operating rod 5 is pushed up by the lever 7 of the micro switch 6,
The contact of the micro switch 6 is operated to generate a detection output.
発明が解決しようとする問題点 しかしながら上記のような構成では、スイッチ接点とし
てのマイクロスイッチ６を本体３とは別に設置する必要
があり、しかもマイクロスイッチのレバー７を作動棒５
で作動させるため、本体３とマイクロスイッチ６の取付
位置が制限され、取付場所も必要となる。Problems to be Solved by the Invention However, in the above-mentioned configuration, it is necessary to install the microswitch 6 as a switch contact separately from the main body 3, and the lever 7 of the microswitch is connected to the operating rod 5
Since the operation is performed by, the mounting positions of the main body 3 and the micro switch 6 are limited, and the mounting place is also required.
またマイクロスイッチ６からの振動検知出力を振動判定
装置等へ伝えるための電気配線が必要である。In addition, electric wiring for transmitting the vibration detection output from the microswitch 6 to a vibration determination device or the like is required.
本発明は上記のような問題点を解消するものであり、簡
単な構成で本体とスイッチ接点部を一体構成とし、省ス
ペースでプリント基板に直接取付け、半田付けが可能な
感震装置を提供するものである。The present invention solves the above-mentioned problems, and provides a seismic sensing device which has a simple structure and an integrated structure of a main body and a switch contact portion and which can be directly mounted on a printed circuit board and soldered in a space-saving manner. It is a thing.
問題点を解決するための手段 本発明の感震装置は、プリント基板に全底面を面接触す
る底部の上面側で、すり鉢状の転動面部とこの転動面部
の底部中央に載置孔又は載置凹部が設けられた本体を有
し、前記載置孔又は載置凹部には載置される球状導電性
感震子との間に少なくとも２つ以上の接点を形成し、か
つプリント基板半田付端子を兼ねる少なくと２つの接触
片を、前記載置孔又は載置凹部の中心から対称な位置
で、底部平面から垂直に突出するように本体底部に固定
し、かつ前記接点とは一体にしたものである。Means for Solving the Problems The seismic sensing apparatus of the present invention has a mortar-shaped rolling surface portion and a mounting hole or a mounting hole at the center of the bottom portion of the rolling surface portion on the upper surface side of the bottom portion in which the entire bottom surface is in surface contact with the printed circuit board. It has a main body provided with a mounting recess, at least two or more contact points are formed between the mounting hole or the mounting recess and a spherical conductive seismic sensor to be mounted, and soldering to a printed circuit board is performed. At least two contact pieces, which also serve as terminals, were fixed to the bottom of the main body so as to vertically project from the bottom plane at positions symmetrical with respect to the center of the placement hole or placement recess, and were integrated with the contacts. It is a thing.
作用 上記した手段から本発明の感震装置は、プリント基板に
接触片を挿入して本体底部を面接触させながら本体を半
田付固定すると、従来のようなマイクロスイッチを不要
にでき、かつ半田付以外に本体のプリント基板への固定
をしなくても、本体をプリント基板と平行に動かそうと
する外力には、プリント基板に垂直になった接触片の剪
断応力の強さで対抗でき、また本体をプリント基板から
持ち上げたり、倒そうとする外力には接触片の引張応力
の強さで対応できるので、取付作業を合理化しながら取
付後の形状のコンパクト化も図れる。From the above-mentioned means, the seismic sensing device of the present invention can eliminate the need for a conventional microswitch by soldering the main body by inserting the contact piece into the printed circuit board and bringing the bottom of the main body into surface contact with the main body and soldering. Besides, even if the main body is not fixed to the printed circuit board, the external force to move the main body parallel to the printed circuit board can be countered by the strength of the shear stress of the contact piece perpendicular to the printed circuit board. The strength of the tensile stress of the contact piece can handle the external force that tries to lift or tilt the main body from the printed circuit board, so the mounting work can be rationalized and the shape after mounting can be made compact.
実施例 以下本発明の一実施例の感震装置について、図面を参照
しながら説明する。Embodiment A seismic sensing device according to an embodiment of the present invention will be described below with reference to the drawings.
第１図は本発明の一実施例における感震装置の断面図を
示すものである。第１図において、８は感震装置の本体
で容器に合成樹脂で形成してある。９は本体８の一部
（内底面）に設けられたすり鉢状の転動面部、10は転動
面部９の中央に設けられた載置凹部、11は載置凹部10に
取付けた第１の接触片で、12は同第２の接触片である。FIG. 1 is a sectional view of a seismic sensing device according to an embodiment of the present invention. In FIG. 1, reference numeral 8 is a main body of the vibration-sensing device, which is made of synthetic resin in a container. Reference numeral 9 is a mortar-shaped rolling surface portion provided on a part (inner bottom surface) of the main body 8, 10 is a mounting concave portion provided in the center of the rolling surface portion 9, and 11 is a first concave portion mounted on the mounting concave portion 10. A contact piece 12 is the second contact piece.
13は転動面部９を転動自在でかつ載置凹部10の第１の接
触片11と第２の接触片12に接触するように載置された球
状導電性感震子で、この球状導電性感震子13と第１の接
触片11との間に第１の接点14、第２の接触片12との間に
第２の接点15を形成する。Reference numeral 13 is a spherical conductive seismic element mounted so as to be freely rollable on the rolling surface portion 9 and to come into contact with the first contact piece 11 and the second contact piece 12 of the mounting concave portion 10. A first contact point 14 is formed between the tremor 13 and the first contact piece 11, and a second contact point 15 is formed between the second contact piece 12.
16、17は第１の接触片11と第２の接触片12の一部を本体
８の下部より引き出したプリント基板半田付端子で、18
は本体８が取付けられる振動判定装置等のプリント基板
である。本体８はプリント基板18に半田付けで固定され
る。Reference numerals 16 and 17 denote printed circuit board soldered terminals in which parts of the first contact piece 11 and the second contact piece 12 are pulled out from the lower portion of the main body 8.
Is a printed circuit board such as a vibration determination device to which the main body 8 is attached. The main body 8 is fixed to the printed circuit board 18 by soldering.
以上のように構成された感震装置は、地震等の振動を受
けていないとき、球状導電性感震子13は載置凹部10に安
定に載置され、第１の接点14と第２の接点15は球状導電
性感震子13を介して閉の状態で、プリント基板半田付端
子16、17より無振動状態の検知出力として示す。また、
地震等によって検出すべき振動を超える振動が発生する
と、球状導電性感震子13は載置凹部10から一点鎖線のよ
うに外れ、第１の接点14、第２の接点15の片方あるいは
両方が開の状態となり、プリント基板半田付端子16、17
により振動状態を示す検知出力を出す。即ち、球状導電
性感震子13の振動による動きを第１の接点14および第２
の接点15で検知して、振動状態をプリント基板半田付端
子16、17より振動判定装置等に伝達するものである。In the seismic sensing device configured as described above, the spherical conductive seismic sensor 13 is stably mounted in the mounting recess 10 when it is not subjected to vibration such as an earthquake, and the first contact 14 and the second contact 14 Reference numeral 15 indicates a closed state through the spherical conductive seismic element 13, which is shown as a vibration-free detection output from the printed circuit board soldered terminals 16 and 17. Also,
When a vibration exceeding the vibration to be detected occurs due to an earthquake or the like, the spherical conductive seismic sensor 13 is disengaged from the mounting recess 10 as shown by a chain line, and one or both of the first contact 14 and the second contact 15 are opened. The printed circuit board soldered terminals 16 and 17
Outputs a detection output indicating the vibration state. That is, the movement of the spherical conductive seismic transducer 13 due to the vibration is transmitted to the first contact 14 and the second contact 14.
It is detected by the contact 15 of and the vibration state is transmitted from the printed-circuit-board soldering terminals 16 and 17 to a vibration determination device or the like.
この感震装置をガス遮断装置、燃焼機器等に取付けるこ
とにより、地震時等のガス遮断や燃焼停止ができる。By installing this seismic shock absorber on a gas shutoff device, combustion equipment, etc., it is possible to shut off gas or stop combustion in the event of an earthquake.
振動の停止後、球状導電性感震子13はすり鉢状の転動面
部９により、もとの載置凹部10に載置される。After the vibration is stopped, the spherical conductive seismic transducer 13 is placed in the original placing recess 10 by the mortar-shaped rolling surface portion 9.
以上のように球状導電性感震子13と載置凹部10に取付け
た第１の接触片11および第２の接触片12により本体８の
内部に第１の接点、第２の接点を形成することにより、
外部のマイクロスイッチ等をなくしコンパクトな感震装
置とすることができ、プリント基板半田付端子16、17を
設けることにより、本体８がプリント基板18上に取付自
在となり、振動判定装置等への電気配線をなくすことが
できる。なお、載置凹部10は凹部でなく孔であってもよ
い。Forming the first contact point and the second contact point inside the main body 8 by the spherical conductive seismic sensor 13 and the first contact piece 11 and the second contact piece 12 attached to the mounting recess 10 as described above. Due to
A compact seismic sensing device can be obtained by eliminating external micro switches and the like, and by providing the printed circuit board soldering terminals 16 and 17, the main body 8 can be freely mounted on the printed circuit board 18 and electricity to the vibration determination device or the like can be provided. Wiring can be eliminated. The mounting recess 10 may be a hole instead of the recess.
発明の効果 以上のように本発明による感震装置は、プリント基板に
接触片を挿入して本体底部を面接触させながら本体を半
田付固定することにより、従来のようなマイクロスイッ
チを不要にでき、かつ半田付以外に本体のプリント基板
への固定をなくしても、本体に印加される底部と平行な
外力には接触片の剪断応力で、また垂直な外力には引張
応力で抵抗し、本体底部を面接触させ、かつ本体中心か
らの接触片の位置を対称に配置して接触片に曲げ応力ま
でも付加しないようにして、余分な外力を接触片に与え
ずに強度を出せて、取付作業を合理化しながら、かつ取
付後の形状のコンパクト化が図れる。EFFECTS OF THE INVENTION As described above, in the seismic sensing device according to the present invention, by inserting the contact piece into the printed circuit board and fixing the main body by soldering while the bottom surface of the main body is in surface contact, the conventional micro switch can be eliminated. Moreover, even if the main body is not fixed to the printed circuit board other than by soldering, the external force applied to the main body parallel to the bottom part is resisted by the shear stress of the contact piece, and the vertical external force is resisted by the tensile stress. The bottom part is in surface contact, and the position of the contact piece from the center of the main body is symmetrically arranged so that even bending stress is not applied to the contact piece. The work can be streamlined and the shape after mounting can be made compact.
第１図は本発明の一実施例における感震装置の縦断面
図、第２図は従来の感震装置の概略断面図である。 ８……本体、９……転動面部、10……載置凹部、11……
第１の接触片、12……第２の接触片、13……球状導電性
感震子、14……第１の接点、15……第２の接点、16、17
……プリント基板半田付端子、18……プリント基板。FIG. 1 is a vertical sectional view of a seismic sensing device according to an embodiment of the present invention, and FIG. 2 is a schematic sectional view of a conventional seismic sensing device. 8: Main body, 9: Rolling surface, 10: Mounting recess, 11:
1st contact piece, 12 ... 2nd contact piece, 13 ... Spherical conductive seismic transducer, 14 ... 1st contact point, 15 ... 2nd contact point, 16, 17
...... Printed circuit board soldered terminals, 18 …… Printed circuit board.
Claims (1)
で、すり鉢状の転動面部を有し、この転動面部の底部中
央に載置孔又は載置凹部を設けた本体と、前記転動面部
を転動自在でかつ前記載置孔又は載置凹部に所定の震度
あるいは所定傾斜角まで安全に載置される球状導電性感
震子と、前記本体の底部に固定して前記載置孔又は載置
孔又は載置凹部の中心から対称な位置で、底部平面から
垂直に突出し、かつプリント基板半田付端子を兼ねる少
なくとも２つの接触片と、この接触片に一体に設け、前
記球状導電性感震子の移動により接離する少なくとも２
つ以上の接点とを備えた感震装置。1. A main body having a mortar-shaped rolling surface portion on the upper surface side of a bottom portion that comes into surface contact with a printed circuit board, and a mounting hole or a mounting recess provided in the center of the bottom portion of the rolling surface portion, A spherical conductive seismic transducer which can be freely rolled on the moving surface portion and which can be safely placed in the mounting hole or the mounting recess to a predetermined seismic intensity or a predetermined inclination angle, and the mounting hole which is fixed to the bottom of the main body. Alternatively, at least two contact pieces that project vertically from the bottom plane at positions symmetrical with respect to the center of the mounting hole or the mounting recess and that also serve as terminals for soldering the printed circuit board, and the contact piece are integrally provided, and the spherical conductive sensor is provided. At least 2 to move away from the seismic movement
A seismic sensor with one or more contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61146385A JPH0765745B2 (en) | 1986-06-23 | 1986-06-23 | Seismic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61146385A JPH0765745B2 (en) | 1986-06-23 | 1986-06-23 | Seismic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS633124A JPS633124A (en) | 1988-01-08 |
| JPH0765745B2 true JPH0765745B2 (en) | 1995-07-19 |
Family
ID=15406505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61146385A Expired - Lifetime JPH0765745B2 (en) | 1986-06-23 | 1986-06-23 | Seismic device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0765745B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GR1000453B (en) * | 1989-05-08 | 1992-07-30 | Spyros Prevezanos | Screening system of a boiler burner or industrial complexes using fuel and electric energy by explosion or fire |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51157025U (en) * | 1975-06-09 | 1976-12-14 |
-
1986
- 1986-06-23 JP JP61146385A patent/JPH0765745B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS633124A (en) | 1988-01-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |