CN206409108U - Gating circuit based on ultrasonic sensing - Google Patents
Gating circuit based on ultrasonic sensing Download PDFInfo
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- CN206409108U CN206409108U CN201720063007.7U CN201720063007U CN206409108U CN 206409108 U CN206409108 U CN 206409108U CN 201720063007 U CN201720063007 U CN 201720063007U CN 206409108 U CN206409108 U CN 206409108U
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Abstract
The utility model is related to the gating circuit based on ultrasonic sensing, has in power subsystem and is connected the first voltage-stablizer and the second voltage-stablizer with adapter respectively, filter capacitor is connected at the two ends of two voltage-stablizers and self-excitation capacitance is prevented；It is grounded after process chip connection crystal oscillator electric capacity in processing unit, crystal oscillator is also associated between two external crystal oscillator ends；It is additionally provided with the electrochemical capacitor and reset switch of the series connection at connection processing chip reset end；The input of ultrasonic wave module connects the output end of the first voltage-stablizer, and data terminal connects the data terminal of process chip；The input of motor connects the second output end of voltage stabilizer, and signal end connects the signal pins end of process chip.The utility model can be realized relatively long distance by ultrasonic wave and sensitively messenger is sensed, and can also greatly improve automatic the hommization and intellectuality controlled according to messenger apart from the opening/closing of the control automatically-controlled door of the distance intelligence of automatically-controlled door.
Description
Technical field
The utility model is related to circuit structure, is concretely the gating circuit based on ultrasonic sensing.
Background technology
With developing rapidly and social continuous progress for science and technology, requirement more and more higher of the people to life, artificial intelligence
Can and automation gradually turn into main flow.For some modern buildings such as large-scale market, hotel, intelligent door turns into
Main equipment.The automatic shutter of door, can be greatly convenient for people to use.Large quantities of producers in automatically-controlled door not
Disconnected development and perfect period form scale.From the production in enormous quantities begun to take shape till now of automatically-controlled door, performance, the kind of automatically-controlled door
Class, function are more and more complete.And current automatically-controlled door still generally existing distance of reaction is short so that sensing is often not sensitive enough,
The shut-in time of automatically-controlled door is usually fixed simultaneously, it is thus possible to which automatically-controlled door is begun to shut off when there is somebody's turnover, is closed
During by sensing again after reopen again, or after only a small amount of people is by automatically-controlled door, automatically-controlled door is still opened for a long time,
Lack of wisdom and hommization.
Utility model content
The utility model provides a kind of gating circuit based on ultrasonic sensing, by ultrasonic wave come pair of relatively long distance
Messenger is sensed, and realizes that the intelligence of control automatically-controlled door is opening/closing.
Gating circuit of the utility model based on ultrasonic sensing, with being connected power supply with the process chip in processing unit
Have in unit, ultrasonic wave module and motor, power subsystem and be connected the first voltage-stablizer and the second voltage-stablizer with adapter respectively,
The input and output end of first voltage-stablizer and the second voltage-stablizer are connected to filter capacitor and prevent self-excitation capacitance；
Processing unit includes process chip, crystal oscillating circuit and reset circuit, the first external crystal oscillator end of process chip and
Second external crystal oscillator end connects be grounded after the crystal oscillator electric capacity in crystal oscillating circuit respectively, the first external crystal oscillator end and the second external crystal oscillator
Crystal oscillator is also associated between end；The reset of process chip is connected by the electrochemical capacitor and reset switch of series connection in reset circuit
End；
The voltage input end of ultrasonic wave module connects the output end of the first voltage-stablizer, the data terminal connection institute of ultrasonic wave module
State the corresponding data terminal of process chip；
The voltage input end of motor connects the output end of the second voltage-stablizer, and the corresponding signal of signal end connection process chip draws
Foot.
Described process chip can use STC90C5162RD+ chips, and motor can use Futaba S3010 type motors.
The utility model launches ultrasonic testing signals by existing ultrasonic wave module, with detecting distance is remote, accuracy of detection is high
Feature.The transmitter exported by process chip in 40kHz or so pulse signal, driving ultrasonic wave module sends ultrasonic wave arteries and veins
Punching, while starting process chip Timer starts timing.The reception of ultrasonic wave module is passed back to after ultrasonic wave reaches target
End, now timing stops, and ultrasonic wave is can be calculated from the duration for being transmitted into reception through process chip timer internal, so that by sound
Speed is multiplied by the duration and obtains range data.When detecting the distance between people and automatically-controlled door less than setting value, process chip is defeated
Go out the rotating forward of high level motor, realize the state opened the door；When detecting the distance between people and automatically-controlled door more than setting value,
Process chip output high level motor reversion, realizes the state closed the door.
Further, described process chip is also associated with the display unit with display module, and display module is connected with
Filter capacitor is shown, and display module is connected with process chip respectively by data transmission terminal and Read-write Catrol end, and display is single
Also include the potentiometer for being used to adjust contrast being connected with the first output end of voltage stabilizer in member.Display module passes through display screen
Corresponding information is can show that, such as someone around ultrasonic wave module detects automatically-controlled door, shows what is be detected
Personnel facilitate checking for administrative staff, attendant or other corresponding personnel from a distance from door etc..
Further, in order to avoid automatically-controlled door because the failures such as circuit can not be turned on and off, process chip is also associated with out
Powered-down road, the on-off circuit includes a termination process chip control end, the controlling switch of one end ground connection, in controlling switch and
Current-limiting resistance is additionally provided between process chip control end.Can manually opened/closing automatically-controlled door, further lifting by controlling switch
Hommization.
Optionally, the output end at the first external crystal oscillator end and the second external crystal oscillator end is correspondingly provided with what output respectively was grounded
Indicator lamp, for indicate two voltage-stablizers whether normal output voltage.
Gating circuit of the present utility model based on ultrasonic sensing, can realize relatively long distance and spirit by ultrasonic wave
Quick senses to messenger, and can also according to messenger apart from automatically-controlled door distance intelligence control automatically-controlled door it is opening/closing, greatly
Improve automatic the hommization and intellectuality controlled.
Embodiment with reference to embodiments, remakes further specifically to the above of the present utility model
It is bright.But the scope that this should not be interpreted as to the above-mentioned theme of the utility model is only limitted to following example.It is new not departing from this practicality
In the case of the above-mentioned technological thought of type, the various replacements or change made according to ordinary skill knowledge and customary means,
It should be included in the range of the utility model.
Brief description of the drawings
Fig. 1 is the circuit diagram of gating circuit of the utility model based on ultrasonic sensing.
Embodiment
The as shown in Figure 1 gating circuit of the present utility model based on ultrasonic sensing, with the processing in processing unit
Chip U1 connections power subsystem, ultrasonic wave module P1, display unit, on-off circuit and motor P3.
There is the first voltage-stablizer LM1 and the second voltage-stablizer LM2 being connected respectively with adapter P2 in described power subsystem,
First voltage-stablizer LM1 and the second voltage-stablizer LM2 have LM7805 chips respectively, and the 9V voltages that adapter P2 is accessed are switched to after 5V
Output.The first voltage-stablizer LM1 and the second voltage-stablizer LM2 input and output end be connected to filter capacitor C2, C3,
C8, C9 and prevent self-excitation capacitance C4, C5, C10, C11；
Processing unit includes process chip U1, crystal oscillating circuit and the reset circuit of STC90C5162RD+ types, process chip
U1 the first external external crystal oscillator end XTAL2 of crystal oscillator end XTAL1 and second connect respectively crystal oscillator electric capacity C12 in crystal oscillating circuit,
It is grounded after C13, crystal oscillator Y1 is also associated between the first external external crystal oscillator end XTAL2 of crystal oscillator end XTAL1 and second；Reset circuit
In pass through electrochemical capacitor C7 and reset switch K1 connection the process chip U1 of series connection reset terminal RST.At the first external crystal oscillator end
The external crystal oscillator end XTAL2 of XTAL1 and second output end is correspondingly provided with LED light D1, D2 for exporting ground connection respectively, for referring to
Show the first voltage-stablizer LM1 and the second voltage-stablizer LM2 whether normal output voltage；
Ultrasonic wave module P1 voltage input end connects the first voltage-stablizer LM1 output end, receives 5V voltages, ultrasonic wave mould
Block P1 data terminal connects the process chip U1 corresponding data terminal P1.0, P1.1；
Motor P3 uses Futaba S3010 type motors, and its voltage input end connects the second voltage-stablizer LM2 output end, letter
Number corresponding signal pins end P2.0 of end connection process chip U1；
It is additionally provided with the display unit with display module P4 being connected with process chip U1.Display module P4 is connected with display
Filter capacitor C1, C6, and display module P4 is connected with process chip U1 respectively by data transmission terminal and Read-write Catrol end.
Also include the potentiometer PR for being used to adjust contrast being connected with the first voltage-stablizer LM1 output ends in display unit, pass through current potential
Displaying contrast for the device adjustment display screen that connects, makes display screen reach appropriate brightness, display screen can show that phase
The information answered, such as someone around ultrasonic wave module detects automatically-controlled door, show the personnel that are detected from door away from
From etc., facilitate checking for administrative staff, attendant or other corresponding personnel；
In order to avoid automatically-controlled door because the failures such as circuit can not be turned on and off, process chip U1 is also associated with on-off circuit,
The on-off circuit includes a termination process chip U1 control end P2.2, the controlling switch K2 of one end ground connection, in controlling switch
Current-limiting resistance R4 is additionally provided between K2 and process chip U1 control ends P2.2.Can be with manually opened/closing by controlling switch K2
Automatically-controlled door.
Ultrasonic testing signals are launched by ultrasonic wave module P1, with the characteristics of detecting distance is remote, accuracy of detection is high.By
Transmitter in process chip U1 outputs 40kHz or so pulse signal, driving ultrasonic wave module P1 sends ultrasonic pulse, together
Shi Qidong process chip U1 Timers start timing.Ultrasonic wave module P1 reception is passed back to after ultrasonic wave reaches target
End, now timing stops, and ultrasonic wave is can be calculated from the duration for being transmitted into reception through process chip U1 timer internals, so that by
The velocity of sound is multiplied by the duration and obtains range data.When detecting the distance between people and automatically-controlled door less than setting value, process chip
U1 output high level motors P3 is rotated forward, and realizes the state opened the door；Set when detecting the distance between people and automatically-controlled door and being more than
During definite value, the state closed the door is realized in process chip U1 output high level motor P3 reversions.
Claims (4)
1. the gating circuit based on ultrasonic sensing, it is characterized in that：With what is be connected with the process chip (U1) in processing unit
Have in power subsystem, ultrasonic wave module (P1) and motor (P3), power subsystem and be connected the first voltage stabilizing with adapter (P2) respectively
Device (LM1) and the second voltage-stablizer (LM2), in the input and output end point of the first voltage-stablizer (LM1) and the second voltage-stablizer (LM2)
Filter capacitor (C2, C3, C8, C9) is not connected with and prevents self-excitation capacitance (C4, C5, C10, C11)；
Processing unit includes process chip (U1), crystal oscillating circuit and reset circuit, the first external crystal oscillator of process chip (U1)
The crystal oscillator electric capacity (C12, C13) that end (XTAL1) and the second external crystal oscillator end (XTAL2) connect in crystal oscillating circuit respectively is grounded afterwards,
Crystal oscillator (Y1) is also associated between first external crystal oscillator end (XTAL1) and the second external crystal oscillator end (XTAL2)；Lead in reset circuit
Cross the electrochemical capacitor (C7) of series connection and the reset terminal (RST) of reset switch (K1) connection process chip (U1)；
The voltage input end of ultrasonic wave module (P1) connects the output end of the first voltage-stablizer (LM1), the number of ultrasonic wave module (P1)
The corresponding data terminal (P1.0, P1.1) of the process chip (U1) is connected according to end；
The voltage input end of motor (P3) connects the output end of the second voltage-stablizer (LM2), and signal end connection process chip (U1) is right
The signal pins end (P2.0) answered.
2. the gating circuit as claimed in claim 1 based on ultrasonic sensing, it is characterized in that：Described process chip (U1) is also
The display unit with display module (P4) is connected with, display module (P4) is connected with display filter capacitor (C1, C6), and shows
Show that module (P4) is connected with process chip (U1) respectively by data transmission terminal and Read-write Catrol end, in display unit also include with
The potentiometer (PR) for being used to adjust contrast of first voltage-stablizer (LM1) output end connection.
3. the gating circuit as claimed in claim 1 based on ultrasonic sensing, it is characterized in that：Process chip (U1) is also associated with
On-off circuit, the on-off circuit includes termination process chip (U1) control end (P2.2), the controlling switch of one end ground connection
(K2) current-limiting resistance (R4), is additionally provided between controlling switch (K2) and process chip (U1) control end (P2.2).
4. the gating circuit based on ultrasonic sensing as described in one of claims 1 to 3, it is characterized in that：In the first external crystalline substance
Shake end (XTAL1) and the second external crystal oscillator end (XTAL2) output end be correspondingly provided with export respectively ground connection LED light (D1,
D2)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063007.7U CN206409108U (en) | 2017-01-18 | 2017-01-18 | Gating circuit based on ultrasonic sensing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063007.7U CN206409108U (en) | 2017-01-18 | 2017-01-18 | Gating circuit based on ultrasonic sensing |
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| Publication Number | Publication Date |
|---|---|
| CN206409108U true CN206409108U (en) | 2017-08-15 |
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ID=59555933
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720063007.7U Expired - Fee Related CN206409108U (en) | 2017-01-18 | 2017-01-18 | Gating circuit based on ultrasonic sensing |
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| CN (1) | CN206409108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837054A (en) * | 2017-01-18 | 2017-06-13 | 攀枝花学院 | gating circuit based on ultrasonic sensing |
-
2017
- 2017-01-18 CN CN201720063007.7U patent/CN206409108U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837054A (en) * | 2017-01-18 | 2017-06-13 | 攀枝花学院 | gating circuit based on ultrasonic sensing |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20200118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |