JPS63175878U - - Google Patents
Info
- Publication number
- JPS63175878U JPS63175878U JP6697687U JP6697687U JPS63175878U JP S63175878 U JPS63175878 U JP S63175878U JP 6697687 U JP6697687 U JP 6697687U JP 6697687 U JP6697687 U JP 6697687U JP S63175878 U JPS63175878 U JP S63175878U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- gate
- detection
- wave
- generation 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例による超音波スイツ
チの全体構成を示すブロツク図、第２図はその斜
視図、第３図は本実施例による超音波スイツチと
物体との位置関係を示す図、第４図は本実施例の
各部の波形を示す波形図、第５図は本考案の第２
の実施例による超音波スイツチの構成を示すブロ
ツク図である。
１……送波ゲート発生回路、２……駆動回路、
３，４，３０……禁止ゲート発生回路、５……超
音波素子、７……検波回路、８……比較回路、９
，１０，３１，３２……検知ゲート発生回路、１
１，１２……アンド回路、２１……アダプタ、２
１ａ……保持部、２１ｂ……分離板、２１ｃ，２
１ｄ……反射板。
Fig. 1 is a block diagram showing the overall configuration of an ultrasonic switch according to an embodiment of the present invention, Fig. 2 is a perspective view thereof, and Fig. 3 is a diagram showing the positional relationship between the ultrasonic switch according to the embodiment and an object. , FIG. 4 is a waveform diagram showing the waveforms of each part of this embodiment, and FIG.
FIG. 2 is a block diagram showing the configuration of an ultrasonic switch according to an embodiment of the present invention. 1... Wave transmission gate generation circuit, 2... Drive circuit,
3, 4, 30...Prohibition gate generation circuit, 5...Ultrasonic element, 7...Detection circuit, 8...Comparison circuit, 9
, 10, 31, 32...detection gate generation circuit, 1
1, 12...AND circuit, 21...adapter, 2
1a... Holding part, 21b... Separation plate, 21c, 2
1d...Reflector.
Claims (1)
音波信号の受信時間によつて所定範囲の物体を検
知する超音波スイツチであつて、 所定時間毎に送波ゲート信号を発生し、前記超
音波素子を駆動する送波ゲート発生回路と、 前記超音波素子の先端に取付けられ送波する超
音波を２方向に分離する分離板、及び分離された
超音波を異なつた方向に反射させる反射板を有す
るアダプタと、 前記送波ゲート信号によつて起動され超音波受
信信号の検知までの時間を定める禁止ゲート信号
を発生する禁止ゲート発生回路と、 前記禁止ゲート発生回路の出力によつて起動さ
れ相異なる検知時間の検知ゲート信号を発生する
第１、第２の検知ゲート発生回路と、を具備し、 前記第１、第２の検知ゲート信号の検知時間内
の受信信号によつて異なつた位置の物体を検出す
るようにしたことを特徴とする超音波スイツチ。[Scope of Claim for Utility Model Registration] An ultrasonic switch that detects objects within a predetermined range based on the reception time of ultrasonic signals by intermittently driving an ultrasonic element at predetermined time intervals; a wave transmission gate generation circuit that generates a wave gate signal and drives the ultrasonic element; a separation plate that is attached to the tip of the ultrasonic element and separates the transmitted ultrasonic wave into two directions; and a separation plate that separates the transmitted ultrasonic wave into two directions; an adapter having a reflector that reflects the waves in different directions; a prohibition gate generation circuit that is activated by the transmission gate signal and generates a prohibition gate signal that determines the time until detection of the ultrasonic reception signal; and the prohibition gate. first and second detection gate generation circuits that are activated by the output of the generation circuit and generate detection gate signals having different detection times, and within the detection times of the first and second detection gate signals. 1. An ultrasonic switch that detects objects at different positions depending on the received signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6697687U JPS63175878U (en) | 1987-05-01 | 1987-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6697687U JPS63175878U (en) | 1987-05-01 | 1987-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63175878U true JPS63175878U (en) | 1988-11-15 |
Family
ID=30905470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6697687U Pending JPS63175878U (en) | 1987-05-01 | 1987-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63175878U (en) |
-
1987
- 1987-05-01 JP JP6697687U patent/JPS63175878U/ja active Pending
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