CN103207286A - Double-hole photoelectric door - Google Patents
Double-hole photoelectric door Download PDFInfo
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- CN103207286A CN103207286A CN2012100092930A CN201210009293A CN103207286A CN 103207286 A CN103207286 A CN 103207286A CN 2012100092930 A CN2012100092930 A CN 2012100092930A CN 201210009293 A CN201210009293 A CN 201210009293A CN 103207286 A CN103207286 A CN 103207286A
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Abstract
The invention provides a double-hole photoelectric door used for measuring instantaneous speed of a moving object. Two infrared light transmitting tubes and two infrared light receiving tubes are arranged on two pins of an n-shaped hollow casing respectively. The distance between the infrared light transmitting tubes and the infrared light receiving tubes is 1 cm. A signal processing circuit board, an infrared light receiving circuit board and an infrared light transmitting circuit board are arranged in a cavity of the hollow casing. The double-hole photoelectric door is provided with a two-layer universal serial bus (USB) interface used for being connected with a sensor or a computer to transmit data and a light-emitting diode used for displaying the operating condition of the sensor. An electronic circuit part of the double-hole photoelectric door comprises an infrared light transmitting circuit, an infrared light receiving circuit and a signal data processing circuit. The double-hole photoelectric door has the advantage that when the double-hole photoelectric door is used, the light blocking width does not need to be determined when a small ball passes through the photoelectric door due to the fact that the hole distance of the double-hole photoelectric door is 1cm, instantaneous speed can be obtained by dividing the 1cm by time, no professional auxiliary device is needed, and experimental data can be obtained conveniently.
Description
[technical field] the invention belongs to sensor field, and it is a kind of photoelectricity door of perceive motion object speed.
Have only on the photoelectricity door of test moving object in [background technology] prior art the emission of infrared ray and infrared ray reception to the hole, be referred to as " single hole photoelectricity door ".Its experimental situation is such: as bead during as the object measured, is needed to measure 1 bead by the time of photoelectricity door, thus the instantaneous velocity when obtaining bead by the photoelectricity door.When using traditional single hole photoelectricity door to measure, the width that is in the light in the time of must determining bead by the photoelectricity door, because the shape of testee size and athletic posture and movement locus determine to be in the light width, so the width that is in the light of this testee is to be difficult to determine.If there is not the utility appliance of specialty, the width that is in the light when being difficult to guarantee tested moving object at every turn by the photoelectricity door is consistent.Thereby, there is the not high enough shortcoming of measuring accuracy.When the shape difference of testee was very big, as when measuring a small ball and measuring the instantaneous velocity of books when falling down through certain height and position in the air, this single hole photoelectricity door was just measured and a bit is not competent at, and it is difficult to guarantee the precision measured.
The objective of the invention is in order to solve this technical difficult point the new solution that the present invention releases a kind of " diplopore photoelectricity door ".Its purpose is to improve the photoelectricity door to the measuring accuracy of the instantaneous velocity of the bigger object of measurement shape difference.During instantaneous velocity when using single hole photoelectricity door to measure books to fall, because the size of books length and width is long, the situation of width of being in the light when measuring instantaneous velocity seems complicated, therefore just need use two traditional single hole photoelectricity doors, utilize books pass through two between the single hole photoelectricity door time and the distance between two single hole photoelectricity doors, thereby obtain instantaneous velocity.And when using diplopore photoelectricity door of the present invention, only use a diplopore photoelectricity door to get final product.As long as books have normally passed through a diplopore photoelectricity door, the photoelectricity door has just recorded the time, except the last time, just can obtain instantaneous velocity with the pitch-row (they are decided to be 1cm) between two photoelectricity doors.The method simple, intuitive of such measurement moving object, measurement result is accurate.
[summary of the invention]
1, a kind of diplopore photoelectricity door of sensing moving object campaign, it includes infrared light radiated element and infrared light receiving element, it is characterized in that: its formation is divided into mechanical part and this two large divisions of electronic circuit part,
Its mechanical part includes:
The hollow housing of " ∏ " shape, it is closed up by main body face-piece and main body drain pan and constitutes, on the bipod of the hollow housing of " ∏ " shape, be furnished with two infrared light power valves and two infrared light receiving tubes respectively, be furnished with two infrared light power valves at an one pin, maintain a certain distance between them; On its another pin, be furnished with two infrared light receiving tubes accordingly, also keep the identical distance distance between them.The first infrared light power valve and the second infrared light power valve are disposed in the foot of same pin; The first infrared light receiving tube is disposed on the foot of relative another pin with the second infrared light receiving tube.
Data processing circuit plate, infrared light circuit board for receiving, infrared light radiating circuit plate are arranged in the inner chamber of hollow housing.The main body face-piece of empty capsid and/or main body drain pan are provided with a double-deck USB interface transmitting data for being connected with sensor or with computing machine therein, also have a light emitting diode that shows the working sensor state.
Its electronic circuit partly includes:
1. infrared light radiating circuit, 2. infrared light receiving circuit, 3. data processing circuit.
At 1. infrared light radiating circuit plate two infrared light power valves are arranged; At 2. infrared light circuit board for receiving two infrared light receiving tubes are arranged.3. including infrared light reception triode signaling conversion circuit in the data processing circuit plate, include signal and drive and change-over circuit, include the signal lamp circuit.Be useful on the electrical fitting of electric communication between each circuit.
2, the distance between the described first infrared light power valve and the second infrared light power valve is 1 centimetre, and the distance between the first infrared light receiving tube and the second infrared light receiving tube also is 1 centimetre.
3, described electronic circuit is arranged in above three pcb board, they are arranged on two relative foots of hollow housing at infrared light power valve circuit board on the hollow housing of " ∏ " shape and infrared light receiving tube circuit board, the data processing circuit plate then is disposed on the intermediate transverse girder of hollow housing, have between each circuit board it to be communicated with each other at circuit form the electrical fitting of path, they are various J interfaces.
4, described infrared light radiating circuit includes as interface J2, the J5 of electrical fitting and infrared light light emitting diode D1, D5.
5, described infrared light receiving circuit includes as the interface J1 of electrical fitting and infrared light receiving tube Q1, Q6.
6, described data processing circuit plate includes infrared light and receives triode signaling conversion circuit, signal driving and change-over circuit, signal lamp circuit, also includes the USB interface J4 of interface J3, J6, J7 and a bilayer as electrical fitting.
7, the USB interface J4 of described bilayer connects the photoelectricity door sensor to provide the interface of power supply and ground connection for it.
8, the USB interface J4 of described bilayer is in order to the interface of the next photoelectricity door of cascade when a plurality of photoelectricity doors use simultaneously.
9, the main body face-piece of described hollow housing or main body drain pan are provided with for two bolt apertures that are connected with outside experimental facilities.
10, the working station indicator LED that described directing object passes through is installed on the crossbeam of hollow housing.
11, described infrared light receives the triode signaling conversion circuit and includes a triode and a voltage comparator chip, and derive from transducing signal that infrared light receives triode and enter from the base stage of triode, and from the pin output in voltage comparator the place ahead.
12, described signal drives and the formation of change-over circuit includes a triode and resistance, and the base stage of triode links to each other with the input transducing signal, and the input transducing signal is the output signal of the voltage comparator of infrared light receiving tube signaling conversion circuit.
13, it includes a triode Q2 described signal lamp circuit, and its base stage links to each other with sensing output signal by resistance, and its collector links to each other with light emitting diode LED by resistance, and its emitter links to each other with ground connection.
14, it includes two USB interface the USB interface J4 of described bilayer, and J4 has eight pins, is divided into two groups, every group of four pin be for a USB interface usefulness, and a power end, earth terminal, two signal wire sensor-out1, sensor-out2 are wherein arranged.
15, the crossbeam of the hollow housing of described " ∏ " shape is provided with for being connected and fixed the lug of usefulness with other experimental facilities or support.
16, the crossbeam of the hollow housing of described " ∏ " shape is provided with the light hole of LED.
In the said structure feature, bolt apertures is for being connected with other support with outside experimental facilities; Lug is also for being connected usefulness with outside experimental facilities.Its effect of light emitting diode LED of display working condition is LED lantern festival light-emitting flash when the infrared light covering position of two pairs of infrared light power valves and infrared light receiving tube is passed through in moving object, shows that object passes through two groups of infrared lights emissions, receiving port.
Further specify as follows to electronic circuit of the present invention:
Being constructed as follows of infrared light radiating circuit: so because there are two infrared light radiated elements that two identical circuit are arranged, an infrared light power valve and an interface that is used for the ditch circuit passband are arranged in every infrared light radiating circuit, at the data processing circuit plate there be an interface that links to each other respectively with power supply and ground connection corresponding connection with it, to obtain the circuit communication from the power supply to ground connection.Interface J2 and infraluminescence pipe D1 constitute the first infrared light radiating circuit, and J2 interconnects at the interface J3 that is positioned on the data processing circuit plate, constitute the path on electric.Interface J5 and infrared light power valve D5 constitute the second infrared light radiating circuit, and interface J5 is directed to the interface J7 that is positioned on the data processing circuit plate and constitutes path on electric.They are electrically connected by the winding displacement formation between three different circuit boards, to obtain the circuit communication from the power supply to ground connection.Infraluminescence pipe D1 and D5 light when two above-mentioned circuit have constituted the loop.
Being constructed as follows of infrared light receiving circuit: it includes two infrared light receiving tubes, they are the first infrared light receiving tube Q1 and the second infrared light receiving tube Q6, described circuit also includes the interface J1 be electrically connected of being used for that has four pins, wherein two pins are used for being connected with two transducing signal input lines, two other pin they one connect power supply, another ground connection.The interface be electrically connected of being used for that has four pins is also arranged on the data processing circuit plate, and it is J6, two transducing signal input lines even in its four pins, and two link to each other with ground connection with power supply respectively in addition.The corresponding connection of interface J6 on the interface J1 of described infrared light receiving circuit and the described data processing circuit plate is to obtain two-way transducing signal and the circuit communication from the power supply to ground connection.By infrared reception triode Q1 and the Q6 conducting formation loop when triode receives the Infrared irradiation of being connected of interface J1 and J6, transducing signal is high level.When not having Infrared to shine infrared reception triode Q1 and Q6, transducing signal is low level.
The data processing circuit plate: it includes interface J3, J4, J6, J7 and infrared receiving tube signaling conversion circuit, signal driving and change-over circuit, signal lamp circuit.The J4 interface is a double-deck USB interface, and its USB interface is used for being connected with the photoelectricity door sensor, and another USB interface is for being connected with next photoelectricity door (if necessary).Interface J4 has eight pins, because it is the design of photoelectricity gate leve connection, so, each USB interface has a power end, earth terminal, two signal line sensor-out1, sensor-out2, that is to say, a USB interface takies four pins, so this double-H groove weld SB interface just has 1,2,3---8, and eight pins.
Being constructed as follows of infrared light receiving tube signaling conversion circuit: because two photocells are arranged, so two identical circuit are arranged.The formation of every circuit includes a triode and a voltage comparator chip, and derive from transducing signal that infrared light receives triode and enter from the base stage of triode, and from the pin output in voltage comparator the place ahead.The variation of transducing signal turnover occurs in the height variation of level.Analog signal conversion is become the high-low level signal, the conducting of control triode Q3, Q5 and ending.It is changed for the sensing input signal that the two-way infrared light receives triode,
Being constructed as follows of signal driving and change-over circuit: because two infrared light power valves and two infrared light receiving tubes are arranged, so there are two identical signals to drive and change-over circuits.Every bars drives and the formation of change-over circuit includes a triode and resistance.The base stage of triode links to each other with the input transducing signal, and the input transducing signal is the output signal of the voltage comparator of above-mentioned infrared light receiving tube signaling conversion circuit, triode Q4, Q7 conducting when it is noble potential, the electronegative potential that its collector produces is exactly output signal, the output signal that is positioned at collector is exactly terminal output of the present invention, after the miscellaneous equipment circuit obtains this output signal, be used for () the running not within the scope of the invention of other circuit according to application purpose.When the input transducing signal of triode Q4, Q7 base stage is in high level, triode Q4, Q7 conducting, this moment, the output transducing signal of its collector just was in electronegative potential.
Being constructed as follows of signal lamp circuit: it includes a triode Q2, and its base stage links to each other with sensing output signal by resistance, and its collector links to each other with power supply VCC by D2 light emitting diode LED by resistance again.Sensor output signal that triode Q2 base stage links to each other is the base stage that enters into triode by diode D3, D4 and resistance R 3.When a signal is arranged among signal SIGINPUT1 and the signal SIGINPUT2 was high, the sensing output signal of triode Q2 base stage was high level, the triode conducting, and light emitting diode D2 just lights.As signal SIGINPUT1 and signal SIGINPUT2 when all being low, when the level of the sensing output signal of the base stage of triode Q2 was low level, triode Q2 ended, and light emitting diode D2 goes out.
Advantage of the present invention is: use diplopore photoelectricity door, the width that is in the light in the time of need not determining bead by the photoelectricity door, because the pitch-row on the diplopore door is 1cm, as long as bead whichever width has passed through this 1cm, the photoelectricity door has just recorded the time, except the last time, just can obtain instantaneous velocity with this 1cm, need not the specialty utility appliance, can conveniently obtain experimental data.
[description of drawings]
Fig. 1 a is the product stereographic map of the embodiment of the invention.
Fig. 1 b is the rotation diagram of the product stereographic map of the embodiment of the invention.
Fig. 2 is the stereographic map of three circuit boards of the embodiment of the invention.
Fig. 3 is the circuit block diagram of the embodiment of the invention.
Fig. 4 is the circuit diagram of the double-H groove weld SB interface of the embodiment of the invention.
Fig. 5 is the infrared light radiating circuit figure of the embodiment of the invention.
Fig. 6 is the infrared light receiving circuit figure of the embodiment of the invention.
Fig. 7 is that the infrared light of the embodiment of the invention receives the triode signaling conversion circuit.
Fig. 8 is that the signal of the embodiment of the invention drives and change-over circuit.
Fig. 9 is the signal lamp circuit of the embodiment of the invention.
[embodiment]
Diplopore photoelectricity door 1,
Main body face-piece 2, main body drain pan 3,
First emission port, 6, the second emission ports 7,
First receiving port, 8, the second receiving ports 9,
Light emitting diode light hole 10, connecting hole 11, connecting hole 12,
Infrared light radiating circuit plate 13, infrared light circuit board for receiving 14,
D1 first infrared light emitting diode 15, D5 second infrared light emitting diode 16,
The Q1 first infrared light receiving tube 17, the Q6 second infrared light receiving tube 18,
Data processing circuit plate 19,
D2 light emitting diode 20,
Infrared light radiating circuit 21, infrared light receiving circuit 22, data processing circuit 23,
Transducing signal input line 28, transducing signal input line 29,
J1 interface 30, J6 interface 31,
The Q3 infrared light receives triode 32, LM393 chip 33,
Q4 triode 36, Q7 triode 37,
The Q2 triode, 38.
Fig. 1 a is the product stereographic map of the embodiment of the invention, it has shown to be molded by plastic finishes the product design of assembling later diplopore photoelectricity door 1, it is that the diplopore photoelectricity door 1 of " ∏ " font hollow structure is to be closed up to be fixed as one by main body face-piece 2 and main body drain pan 3 to form, and it is hollow.Be furnished with 4, one double-H groove weld SB of lug interface 5 that is used for fixedlying connected with outside support or other equipment usefulness at the intermediate transverse girder of its " ∏ " font hollow structure.Be respectively equipped with the port of infrared light emission and infrared light reception usefulness in the bottom inside of the left leg of its " ∏ " font hollow structure or right leg, they are first emission port 6 and second emission port 7, and first receiving port 8 and second receiving port 9.Being furnished with one at intermediate transverse girder is used for fixedlying connected with light emitting diode light hole 10 with outside support or other equipment.Be respectively equipped with for fixedly connected connecting hole 11 or the connecting hole 12 of usefulness with outside support or other equipment at the left leg of main body drain pan 3 or right leg.
Fig. 1 b is the rotation diagram of the product stereographic map of the embodiment of the invention.
Fig. 2 is the stereographic map of three circuit boards of the embodiment of the invention.Accommodate the PCB printed-wiring board (PWB) of three electronic circuits in the cavity in the housing of diplopore photoelectricity door, they are infrared light radiating circuit plate 13 or the infrared light circuit board for receiving 14 that are positioned at " ∏ " font left and right sides bipod cavity.At infrared light radiating circuit plate 13 the first infrared light power valve, 15, the second infrared light power valves 16 are arranged.At infrared light circuit board for receiving 14 the Q1 first infrared light receiving tube 17 and the Q6 second infrared light receiving tube 18 are arranged.Cavity lining at intermediate transverse girder is equipped with data processing circuit plate 19.At described data processing circuit plate 19 J4 double-H groove weld SB interface 5 and LED light emitting diode 20 are arranged.
Fig. 3 is the circuit block diagram of the embodiment of the invention.Circuit block diagram of the present invention has three, and they are infrared light radiating circuit 21, infrared light receiving circuit 22 and data processing circuit 23.Three circuit lay respectively in the different spaces, and three they constitute each other by winding displacement and interface and are electrically connected between the PCB of diverse location circuit board, to obtain circuit communication from the power supply to ground connection and generation and the transmission of infrared light transducing signal.
Fig. 4 is the circuit diagram of the double-H groove weld SB interface of the embodiment of the invention.J4 interface 5 is made up of two USB interface, and its USB interface is used for being connected with the photoelectricity door sensor, and another USB interface is for being connected with next photoelectricity door (if necessary).J4 double-H groove weld SB interface 5 has eight pins, because it is the interface for the design of cascade photoelectricity door, so it is exactly the synthetic of two independent USB interface.Each USB interface has a power end, earth terminal and two signal line sensor-out1, sensor-out2, that is to say that a USB interface takies four pins, so this double-H groove weld SB interface 5 just has 1,2,3---8, and eight pins.Pin 1 to 4 constitutes first USB interface, and pin 5 to 8 constitutes second USB interface.
Fig. 5 is the infrared light radiating circuit figure of the embodiment of the invention.
Being constructed as follows of infrared light radiating circuit 21: so because there are two infrared light emitting diodes 15,16 that two identical circuit are arranged, an infrared LED and an interface that is used for the ditch circuit passband are arranged in every infrared light radiating circuit, at data processing circuit plate 19 there be an interface that links to each other respectively with power supply and ground connection corresponding connection with it, to obtain the circuit communication from the power supply to ground connection.J2 interface 24 and D1 infrarede emitting diode 15 constitute the first infrared light radiating circuit.J2 interface 24 interconnects at the J3 interface 25 that is positioned on the data processing circuit plate, constitutes the path on electric.J5 interface 26 and D5 infrared light emitting diode 16 constitutes the second infrared light radiating circuit, and J5 interface 26 is directed to the J7 interface 27 that is positioned on the data processing circuit plate and constitutes path on electric.D1 infrared light light emitting diode 15 and D5 infrared light light emitting diode 16 are lighted when two above-mentioned circuit have constituted the loop of electrical communication, continue to send Infrared.
Fig. 6 is the infrared light receiving circuit figure of the embodiment of the invention.
Being constructed as follows of infrared light receiving circuit: it includes two infrared light receiving tubes, they are the Q1 first infrared light receiving tube 17 and the Q6 second infrared light receiving tube 18, described circuit also includes the J1 interface 30 be electrically connected of being used for that has four pins, wherein two pins are used for and two transducing signal input lines 28,29 be connected, two other pin they one meet power supply VCC, another ground connection GND.The J6 interface 31 be electrically connected of being used for that has four pins is also arranged on the data processing circuit plate, and the 2nd pin and the 3rd pin connect the transducing signal input line in its four pins, the 1st pin and power supply VCC, and the 4th pin links to each other with ground connection GND.J6 interface 31 corresponding connections on the J1 interface 30 of described infrared light receiving circuit and the described data processing circuit plate are to obtain the two-way transducing signal and circuit communication from power supply VCC to ground connection GND.By being connected of J1 interface 30 and J6 interface 31, infrared light receives triode Q1 and the Q6 conducting constitutes the loop when the Q1 infrared light receives triode 17 and Q6 infrared light and receives triode 18 and receive the Infrared irradiation, and transducing signal is high level.When not having Infrared to shine infrared light reception triode Q1 and Q6, transducing signal is low level.
Fig. 7 is that the infrared light of the embodiment of the invention receives the triode signaling conversion circuit.
Being constructed as follows of infrared light receiving tube signaling conversion circuit: because two infrared light receiving elements are arranged, so two identical circuit are arranged.The formation of every circuit includes a triode and a voltage comparator chip, and derive from transducing signal that infrared light receives triode and enter from the base stage of triode, and from the pin output in voltage comparator the place ahead.The variation of transducing signal turnover occurs in the height variation of level.Analog signal conversion is become the high-low level signal, the conducting of control triode Q3, Q5 and ending.It is changed for the sensing input signal that the two-way infrared light receives triode.Transducing signal Sensor-IN and Sensor-IN2 derive from Q1 and the Q6 infrared light receives triode.When Sensor-IN was high level, the Q3 infrared light received triode 32 conductings, and LM393 chip 33 the 2nd pin is high voltage, and LM393 chip 33 the 1st pin is output as low level when partial pressure value that this voltage is formed greater than R6 and R7.Otherwise when transducing signal Sensor-IN was low level, LM393 chip 33 the 1st pin was output as high level.In like manner, the situation of Sensor-IN2 also is like this in the infrared light reception triode signaling conversion circuit of Q5 triode 34 and voltage comparator LM393 chip 35 formations.This two identical circuit is on the data disposable plates 19 that is arranged in the intermediate transverse girder cavity of " ∏ " shape hollow housing 1.
Fig. 8 is that the signal of the embodiment of the invention drives and change-over circuit.
Because there are two pairs of identical infrared lights to transmit and receive pipe, so there are two identical signals to drive and change-over circuit.In each bar signal drive and change-over circuit in include triode, it links to each other with power supply VCC by resistance, its grounded emitter, its base stage links to each other with output signal from voltage comparator by resistance, its collector is sent sensor output signal.Among the figure, Q4 triode 36 its base stages are connected with SIGINPUT1 transducing signal from voltage comparator by resistance R 5, and its collector links to each other with power supply VCC by resistance R 8, and collector place is exported transducing signal SENSOR-OUT1.Equally, the base stage of Q7 triode 37 is connected with SIGINPUT2 transducing signal from voltage comparator by resistance R 13, its collector place output transducing signal SENSOR-OUT2, and its collector links to each other with power supply VCC by resistance R 14.Article two, identical signal drives and change-over circuit is on the data disposable plates 19 that is arranged in the intermediate transverse girder cavity of " ∏ " shape hollow housing.
Fig. 9 is the signal lamp circuit of the embodiment of the invention.
Include Q2 triode 38 in the signal lamp circuit, D2 light emitting diode 20, the base stage of triode 38 communicates with sensing output signal SIGOUT by resistance R 3, its grounded emitter, and its collector links to each other with power supply VCC by D2 light emitting diode 20 by resistance R 1 again.The transducing signal SIGOUT that links to each other with base stage comes from output signal SIGINPUT1 and the SIGINPUT2 of voltage comparator, the base stage that they enter Q2 triode 38 after by diode D3 and D4 and resistance R 3.In signal SIGINPUT1 and signal SIGINPUT2, when having a signal to be high level, signal SIGOUT is high level, triode 38 conductings, and D2 light emitting diode 20 is lighted at this moment, and indication has object at this moment by the photoelectricity door.Otherwise when SIGINPUT1 and SIGINPUT2 were low level, SIGOUT also was low level, and Q2 triode 38 just ends, and D2 light emitting diode 20 extinguishes.
Claims (16)
1. the diplopore photoelectricity door of a sensing moving object campaign, it includes infrared light radiated element and infrared light receiving element, it is characterized in that: its formation is divided into mechanical part and this two large divisions of electronic circuit part,
Its mechanical part includes:
The hollow housing of " ∏ " shape, it is closed up by main body face-piece and main body drain pan and constitutes, on the bipod of the hollow housing of " ∏ " shape, be furnished with two infrared light power valves and two infrared light receiving tubes respectively, be furnished with two infrared light power valves at an one pin, maintain a certain distance between them; And on another pin, be furnished with two infrared light receiving tubes accordingly, and also keeping the identical distance distance between them, the first infrared light power valve and the second infrared light power valve are disposed in the foot of same pin; The first infrared light receiving tube is disposed on the foot of relative another pin with the second infrared light receiving tube,
Data processing circuit plate, infrared light circuit board for receiving, infrared light radiating circuit plate are arranged in the inner chamber of hollow housing, the main body face-piece of empty capsid and/or main body drain pan are provided with a double-deck USB interface transmitting data for being connected with sensor or with computing machine therein, also has a light emitting diode that shows the working sensor state
Its electronic circuit partly includes:
1. " the infrared light radiating circuit, 2. infrared light receiving circuit, 3. data processing circuit,
At 1. infrared light radiating circuit plate two infrared light power valves are arranged; At 2. infrared light circuit board for receiving two infrared light receiving tubes are arranged, 3. including infrared light reception triode signaling conversion circuit in the data processing circuit plate, including signal drives and change-over circuit, include the signal lamp circuit, be useful on the electrical fitting of electric communication between each circuit.
2. diplopore photoelectricity door as claimed in claim 1, it is characterized in that: the distance between the described first infrared light power valve and the second infrared light power valve is 1 centimetre, the distance between the first infrared light receiving tube and the second infrared light receiving tube also is 1 centimetre.
3. diplopore photoelectricity door as claimed in claim 1, it is characterized in that: described electronic circuit is arranged in above three pcb board, they are arranged on two relative foots of hollow housing at infrared light power valve circuit board on the hollow housing of " ∏ " shape and infrared light receiving tube circuit board, the data processing circuit plate then is disposed on the intermediate transverse girder of hollow housing, have between each circuit board it to be communicated with each other at circuit form the electrical fitting of path, they are various J interfaces.
4. diplopore photoelectricity door as claimed in claim 1, it is characterized in that: described infrared light radiating circuit includes as interface J2, the J5 of electrical fitting and infrared light light emitting diode D1, D5.
5. diplopore photoelectricity door as claimed in claim 1, it is characterized in that: described infrared light receiving circuit includes as the interface J1 of electrical fitting and infrared light receiving tube Q1, Q6.
6. diplopore photoelectricity door as claimed in claim 1, it is characterized in that: described data processing circuit plate includes infrared light and receives triode signaling conversion circuit, signal driving and change-over circuit, signal lamp circuit, the USB interface J4 that also includes interface J3, J6, J7 and a bilayer as electrical fitting.
7. as claim 1 or 6 described diplopore photoelectricity doors, it is characterized in that: the USB interface J4 of described bilayer connects the photoelectricity door sensor to provide the interface of power supply and ground connection for it.
8. as claim 1 or 6 described diplopore photoelectricity doors, it is characterized in that: the USB interface J4 of described bilayer is in order to the interface of the next photoelectricity door of cascade when a plurality of photoelectricity doors use simultaneously.
9. diplopore photoelectricity door as claimed in claim 1, it is characterized in that: the main body face-piece of described hollow housing or main body drain pan are provided with for two bolt apertures that are connected with outside experimental facilities.
10. diplopore photoelectricity door as claimed in claim, it is characterized in that: the working station indicator LED that described directing object passes through is installed on the crossbeam of hollow housing.
11. diplopore photoelectricity door as claimed in claim 6, it is characterized in that: described infrared light receives the triode signaling conversion circuit and includes a triode and a voltage comparator chip, derive from transducing signal that infrared light receives triode and enter from the base stage of triode, and from the pin output in voltage comparator the place ahead.
12. diplopore photoelectricity door as claimed in claim 6, it is characterized in that: described signal drives and the formation of change-over circuit includes a triode and resistance, the base stage of triode links to each other with the input transducing signal, and the input transducing signal is the output signal of the voltage comparator of infrared light receiving tube signaling conversion circuit.
13. diplopore photoelectricity door as claimed in claim 6, it is characterized in that: it includes a triode Q2 described signal lamp circuit, its base stage links to each other with sensing output signal by resistance, and its collector links to each other with light emitting diode LED by resistance, and its emitter links to each other with ground connection.
14. as claim 1 or 6 described diplopore photoelectricity doors, it is characterized in that: it includes two USB interface the USB interface J4 of described bilayer, J4 has eight pins, be divided into two groups, every group of four pin be for a USB interface usefulness, and a power end, earth terminal, two signal line sensor-out1, sensor-out2 are wherein arranged.
15. diplopore photoelectricity door as claimed in claim 1 is characterized in that: the crossbeam of the hollow housing of described " ∏ " shape is provided with for being connected and fixed the lug of usefulness with other experimental facilities or support.
16. diplopore photoelectricity door as claimed in claim 1 is characterized in that: the crossbeam of the hollow housing of described " ∏ " shape is provided with the light hole of light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100092930A CN103207286A (en) | 2012-01-12 | 2012-01-12 | Double-hole photoelectric door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100092930A CN103207286A (en) | 2012-01-12 | 2012-01-12 | Double-hole photoelectric door |
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| CN103207286A true CN103207286A (en) | 2013-07-17 |
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| CN2012100092930A Pending CN103207286A (en) | 2012-01-12 | 2012-01-12 | Double-hole photoelectric door |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09325155A (en) * | 1996-06-05 | 1997-12-16 | Hudson Soft Co Ltd | Toy for measuring speed |
| EP1056064A1 (en) * | 1999-05-28 | 2000-11-29 | Nippon Telegraph and Telephone Corporation | Apparatus and method for speed measurement of vehicles with an image processing system |
| CN102221631A (en) * | 2011-04-06 | 2011-10-19 | 金华市蓝海光电技术有限公司 | Laser speed measuring instrument and laser speed measuring method |
| CN202033380U (en) * | 2011-01-21 | 2011-11-09 | 丽水市海威光控科技有限公司 | Laser velocity measuring system |
-
2012
- 2012-01-12 CN CN2012100092930A patent/CN103207286A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09325155A (en) * | 1996-06-05 | 1997-12-16 | Hudson Soft Co Ltd | Toy for measuring speed |
| EP1056064A1 (en) * | 1999-05-28 | 2000-11-29 | Nippon Telegraph and Telephone Corporation | Apparatus and method for speed measurement of vehicles with an image processing system |
| CN202033380U (en) * | 2011-01-21 | 2011-11-09 | 丽水市海威光控科技有限公司 | Laser velocity measuring system |
| CN102221631A (en) * | 2011-04-06 | 2011-10-19 | 金华市蓝海光电技术有限公司 | Laser speed measuring instrument and laser speed measuring method |
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