JPS5847999U - Ultrasonic vehicle detection device - Google Patents
Ultrasonic vehicle detection deviceInfo
- Publication number
- JPS5847999U JPS5847999U JP14060681U JP14060681U JPS5847999U JP S5847999 U JPS5847999 U JP S5847999U JP 14060681 U JP14060681 U JP 14060681U JP 14060681 U JP14060681 U JP 14060681U JP S5847999 U JPS5847999 U JP S5847999U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle detection
- ultrasonic
- detection device
- unit
- ultrasonic waves
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の車両検知装置を設けた高架道路の断面
図、第２図は車両検知装置を詳細に示す断面図、第３図
はその車両検知部、第４図はその受信部の一実施例を示
すブロック図、第５図は車両検知部への電力供給を示す
原理図、第６図ａ〜１は各部の波形を示す波形図である
。
１・・・・・・高架道路、２・・・・・・車両検知部、
３・・・・・・受−信部、４・・・・・・超音波感知ユ
ニット、５・・・・・・伝送ユニット、８，１７・・・
・・・超音波発振器、１１，２０゜２２・・・・・・超
音波振動子、２７・・・・・・励磁コイル、２８・・・
・・・コイル。
（り履ｗ４ｓ勝２６士力 −
／ −Fig. 1 is a sectional view of an elevated road equipped with the vehicle detection device of the present invention, Fig. 2 is a sectional view showing the vehicle detection device in detail, Fig. 3 is its vehicle detection section, and Fig. 4 is its reception section. A block diagram showing one embodiment, FIG. 5 is a principle diagram showing power supply to the vehicle detection section, and FIGS. 6 a to 6 are waveform diagrams showing waveforms of each part. 1... Elevated road, 2... Vehicle detection section,
3... Receiving section, 4... Ultrasonic sensing unit, 5... Transmission unit, 8, 17...
...Ultrasonic oscillator, 11,20°22...Ultrasonic vibrator, 27...Excitation coil, 28...
···coil. (Riri w4s win 26 Shiriki - / -
Claims (2)
共に超音波の停止時にはその反射波を受信する超音波感
知ユニット、及び該反射波信号によって変調された超音
波信号を道路内部に向けて放出する伝送ユニットを有す
る車両検知部を高架道路に埋設すると共に、 該高架道路の下部には前記車両検知部に対向して前記伝
送ユニットの超音波を受信する受信部を設たことを特徴
とする超音波車両検知装置。(1) An ultrasonic sensing unit that intermittently emits ultrasonic waves above the road surface and receives the reflected waves when the ultrasonic waves stop, and directs the ultrasonic signals modulated by the reflected wave signals toward the inside of the road. A vehicle detection unit having a transmission unit that emits ultrasonic waves is buried in an elevated road, and a receiving unit that receives ultrasonic waves from the transmission unit is provided at a lower part of the elevated road, facing the vehicle detection unit. Ultrasonic vehicle detection device.
設け、前記車両検知部には該励磁コイルと磁気結合する
コイルを設け、このコイルに得られる電力を車両検知部
の電源としたことを特徴とする実用新案登録請求の範囲
第１項記載の超 。 音波車両検知装置。(2) The receiving section is provided with an excitation coil energized by a power source, the vehicle detection section is provided with a coil that magnetically couples with the excitation coil, and the electric power obtained from this coil is used as the power source for the vehicle detection section. Beyond the scope of claim 1 of the utility model registration claim, which is characterized by: Sonic vehicle detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14060681U JPS5847999U (en) | 1981-09-22 | 1981-09-22 | Ultrasonic vehicle detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14060681U JPS5847999U (en) | 1981-09-22 | 1981-09-22 | Ultrasonic vehicle detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5847999U true JPS5847999U (en) | 1983-03-31 |
| JPS6239513Y2 JPS6239513Y2 (en) | 1987-10-08 |
Family
ID=29933758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14060681U Granted JPS5847999U (en) | 1981-09-22 | 1981-09-22 | Ultrasonic vehicle detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5847999U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4953454A (en) * | 1972-06-27 | 1974-05-24 |
-
1981
- 1981-09-22 JP JP14060681U patent/JPS5847999U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4953454A (en) * | 1972-06-27 | 1974-05-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6239513Y2 (en) | 1987-10-08 |
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