CN207503447U - A kind of wagon flow counting device of infrared laser ranging - Google Patents
A kind of wagon flow counting device of infrared laser ranging Download PDFInfo
- Publication number
- CN207503447U CN207503447U CN201721563372.0U CN201721563372U CN207503447U CN 207503447 U CN207503447 U CN 207503447U CN 201721563372 U CN201721563372 U CN 201721563372U CN 207503447 U CN207503447 U CN 207503447U
- Authority
- CN
- China
- Prior art keywords
- infrared laser
- output terminal
- wagon flow
- flow counting
- direction controlling
- 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 - Fee Related
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Abstract
The utility model provides a kind of wagon flow counting device of infrared laser ranging, direction controlling casing is received including infrared laser, spike filter, infrared laser receiver, filtering shaping circuit, processor of single chip computer, 1MHz square-wave pulse generators, Infrared laser emission device and Infrared laser emission direction controlling casing, wherein, the infrared laser receiver is arranged on the infrared laser and receives in direction controlling casing, the spike filter is arranged on the incidence end of the infrared laser receiver, the output terminal of the infrared laser receiver is connect with the input terminal of the filtering shaping circuit, the output terminal of the filtering shaping circuit is connect with the input terminal of the processor of single chip computer, the output terminal of the processor of single chip computer and the input terminal of the 1MHz square-wave pulse generators connect.The beneficial effects of the utility model are：Structure is simplified, reduces cost.
Description
Technical field
The utility model is related to wagon flow counting device more particularly to a kind of wagon flow counting devices of infrared laser ranging.
Background technology
The structure of traditional wagon flow counting device is more complicated, and cost is higher.
Invention content
In order to solve the problems in the prior art, the utility model provides a kind of wagon flow counting dress of infrared laser ranging
It puts.
The utility model provides a kind of wagon flow counting device of infrared laser ranging, and direction control is received including infrared laser
Casing processed, spike filter, infrared laser receiver, filtering shaping circuit, processor of single chip computer, 1MHz square-wave pulses occur
Device, Infrared laser emission device and Infrared laser emission direction controlling casing, wherein, the infrared laser receiver is arranged on described
Infrared laser is received in direction controlling casing, and the spike filter is arranged on the incidence end of the infrared laser receiver, institute
The output terminal for stating infrared laser receiver is connect with the input terminal of the filtering shaping circuit, the output of the filtering shaping circuit
End is connect with the input terminal of the processor of single chip computer, and the output terminal of the processor of single chip computer is sent out with the 1MHz square-wave pulses
The input terminal connection of raw device, the output terminal of the 1MHz square-wave pulse generators and the input terminal of the Infrared laser emission device connect
It connects, the Infrared laser emission device is arranged in the Infrared laser emission direction controlling casing.
As further improvement of the utility model, the spike filter is fixed on the infrared laser and receives direction control
In casing processed.
As further improvement of the utility model, the output terminal of the processor of single chip computer is connected with the display driving of four tunnels
Control circuit, the output terminal of four road display drive control circuit are connected with four 7 segment numeral pipe groups and device are locally displayed.
As further improvement of the utility model, the processor of single chip computer is connected with communication level conversion and isolation electricity
Road, the communication level conversion and isolation circuit are connected with communication interface circuit.
The beneficial effects of the utility model are：Structure is simplified, reduces cost.
Description of the drawings
Fig. 1 is a kind of schematic diagram of the wagon flow counting device of infrared laser ranging of the utility model.
Specific embodiment
The utility model is described in further detail for explanation and specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of wagon flow counting device of infrared laser ranging, direction controlling casing is received including infrared laser
101st, spike filter 102, infrared laser receiver 103, filtering shaping circuit 104, processor of single chip computer 105,1MHz square waves
Impulse generator 106, Infrared laser emission device 107 and Infrared laser emission direction controlling casing 108, wherein, it is described infrared sharp
Optical receiver 103 is arranged on the infrared laser and receives in direction controlling casing 101, and the spike filter 102 is arranged on institute
State the incidence end of infrared laser receiver 103, output terminal and the filtering shaping circuit of the infrared laser receiver 103
104 input terminal connection, the output terminal of the filtering shaping circuit 104 are connect with the input terminal of the processor of single chip computer 105,
The output terminal of the processor of single chip computer 105 is connect with the input terminal of the 1MHz square-wave pulse generators 106, the 1MHz side
The output terminal of pulse generator 106 is connect with the input terminal of the Infrared laser emission device 107, the Infrared laser emission device
107 are arranged in the Infrared laser emission direction controlling casing 108.
It is received in direction controlling casing 101 as shown in Figure 1, the spike filter 102 is fixed on the infrared laser, institute
The influence of natural light on daytime, daylight can be eliminated by stating spike filter 102.
As shown in Figure 1, the output terminal of the processor of single chip computer 105 is connected with four road display drive control circuits 109, institute
The output terminal for stating four road display drive control circuits 109 is connected with four 7 segment numeral pipe groups device 110 is locally displayed, in local
Display per hour, the vehicle flowrate of minute, the master control end of three is A, B, C, D, E, F, G section every for Gt1, Gt2, Gt3.7 sections, this
7 section of three bit multiplex is used, and hundred, ten, a position is connected using the characteristic timesharing of the persistence of vision.The people that CPU is count down to from sensor
Number is shipped to 7 sections of LED and shows.In order to increase CPU mouth lines (GPIO：Universal input exports), every section of LED and the control of each position are used
Triode 8050 amplifies driving force.
As shown in Figure 1, the processor of single chip computer 105 is connected with communication level conversion and isolation circuit 111, the communication
Level conversion and isolation circuit 111 are connected with communication interface circuit 112.
As shown in Figure 1,103 wavelength of infrared laser receiver, 102 wavelength of spike filter, Infrared laser emission device 107
Wavelength is identical.
A kind of wagon flow counting device of infrared laser ranging provided by the utility model is usually mounted to the top of wagon flow,
Such as on the cross bar at the top of traffic light pole, height change is detected by infrared laser ranging, the light reflection of the device
Point alignment lane center, two sets of this devices share same microcontroller pip and are installed along before and after track, counted so as to fulfill wagon flow,
Installation, use, maintenance are all extremely easy.
A kind of wagon flow counting device of infrared laser ranging provided by the utility model, is applicable to traffic light intersection, stops
The wagon flow counting statistics in parking lot are carried out vehicles passing in and out and are counted.The personnel for being equally applicable to other vehicles door locks pass in and out meter
Number.Play the role of electronic counting statistics and be conducive to analysis.
The above content is combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, several simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (6)
1. a kind of wagon flow counting device of infrared laser ranging, it is characterised in that：Including infrared laser receive direction controlling casing,
Spike filter, infrared laser receiver, filtering shaping circuit, processor of single chip computer, 1MHz square-wave pulse generators, it is infrared swash
Optical transmitting set and Infrared laser emission direction controlling casing, wherein, the infrared laser receiver is arranged on the infrared laser
It receives in direction controlling casing, the spike filter is arranged on the incidence end of the infrared laser receiver, described infrared sharp
The output terminal of optical receiver is connect with the input terminal of the filtering shaping circuit, the output terminal of the filtering shaping circuit with it is described
The input terminal connection of processor of single chip computer, the output terminal of the processor of single chip computer are defeated with the 1MHz square-wave pulse generators
Enter end connection, the output terminal of the 1MHz square-wave pulse generators is connect with the input terminal of the Infrared laser emission device, described
Infrared laser emission device is arranged in the Infrared laser emission direction controlling casing.
2. the wagon flow counting device of infrared laser ranging according to claim 1, it is characterised in that：The spike filter
The infrared laser is fixed on to receive in direction controlling casing.
3. the wagon flow counting device of infrared laser ranging according to claim 1, it is characterised in that：The microcontroller processing
The output terminal of device is connected with four road display drive control circuits, and the output terminal of four road display drive control circuit is connected with four
Device is locally displayed in 7 segment numeral pipe groups of position.
4. the wagon flow counting device of infrared laser ranging according to claim 1, it is characterised in that：The microcontroller processing
Device is connected with communication level conversion and isolation circuit, and the communication level conversion and isolation circuit are connected with communication interface circuit.
5. the wagon flow counting device of infrared laser ranging according to claim 1, it is characterised in that：The spike filter
Band-pass wavelength it is identical with the wavelength of Infrared laser emission device.
6. the wagon flow counting device of infrared laser ranging according to claim 1, it is characterised in that：The infrared laser connects
It is identical with the wavelength of spike filter, Infrared laser emission device to receive device wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721563372.0U CN207503447U (en) | 2017-11-21 | 2017-11-21 | A kind of wagon flow counting device of infrared laser ranging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721563372.0U CN207503447U (en) | 2017-11-21 | 2017-11-21 | A kind of wagon flow counting device of infrared laser ranging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207503447U true CN207503447U (en) | 2018-06-15 |
Family
ID=62505091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721563372.0U Expired - Fee Related CN207503447U (en) | 2017-11-21 | 2017-11-21 | A kind of wagon flow counting device of infrared laser ranging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207503447U (en) |
-
2017
- 2017-11-21 CN CN201721563372.0U patent/CN207503447U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20191121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |