CN204941591U - The safe opening and closing device of a kind of Automatic Air Door - Google Patents
The safe opening and closing device of a kind of Automatic Air Door Download PDFInfo
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- CN204941591U CN204941591U CN201520753807.2U CN201520753807U CN204941591U CN 204941591 U CN204941591 U CN 204941591U CN 201520753807 U CN201520753807 U CN 201520753807U CN 204941591 U CN204941591 U CN 204941591U
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Abstract
The utility model discloses the safe opening and closing device of a kind of Automatic Air Door, comprise the first self closing door, the second self closing door, the first control unit and the second control unit, described first control unit comprises the first PLC module, first voice alarm circuit and the first motor module, the input of described first PLC module is connected to the first magnetic induction proximity transducer, first infrared light-operated sensor, second infrared light-operated sensor, 4th infrared light-operated sensor and the 3rd infrared light-operated sensor, described second control unit comprises the second PLC module be connected with the first PLC module, second voice alarm circuit and the second motor module, the input of described second PLC module is connected to the second magnetic induction proximity transducer, 5th infrared light-operated sensor, 6th infrared light-operated sensor, 8th infrared light-operated sensor and the 7th infrared light-operated sensor, the utility model is novel in design, safe and reliable, voice reminder promptly and accurately, practical.
Description
Technical field
The utility model belongs to downhole safety technical field, is specifically related to the safe opening and closing device of a kind of Automatic Air Door.
Background technology
What traditional mine self closing door adopted is that manual button operation opens and closes throttle condition, whether this just needs to arrange personnel's real time monitoring tunnel, post in air door closer distance personnel and vehicles while passing, greatly reduce production efficiency, in addition because underground air door quantity is more, each air door arranges personnel to stand fast at, too increase coal mine down-hole personnel quantity, once have an accident, the personnel that cause injure and also obviously increase, also automation air door is had to adopt light sensor to detect vehicle and personnel, but due to subsurface environment impact, once light shines by mistake, air door also will be opened automatically, add danger coefficient, in addition, traditional air door adopts the mode of mechanical latching joint control, mechanical linkage locking is adopted to install air door and use, installation steps and the air door cost of air door are higher, and the damper faults rate that mechanical latching causes owing to wearing and tearing for a long time is high, safety coefficient is low, the application life of air door is short, very large inconvenience is caused to the use of mine self closing door, therefore, nowadays a kind of structure is lacked simple, volume is little, easy to install, cost is low, the safe opening and closing device of Automatic Air Door reasonable in design, prevent from blocking by multiple infrared light-operated sensor collection signal causes air door to be opened by mistake, safe-guard line is set and uses voice Realtime Alerts to remind, prevent vehicle and personnel from being crushed by self closing door, reduce personal injury and deduction and exemption economic loss, coal mine downhole safety is played a very good protection, twice air door adopts the mode of dynamo-electric locking, adopt two PLC, control simple, precision is high, simplify installation steps and the air door cost of air door greatly, the problem that the air door application life that it also avoid that mechanical wear causes is short.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to provide a kind of Automatic Air Door safe opening and closing device, and it is rationally novel in design, structure is simple, and safe and reliable, voice reminder promptly and accurately, practical, be convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the safe opening and closing device of a kind of Automatic Air Door, is characterized in that: comprise the first self closing door be arranged on respectively in mine laneway, the second self closing door and for the first control unit of controlling described first self closing door opening and closing safety and the second control unit for controlling described second self closing door opening and closing safety; described first control unit comprises the first PLC module and the first voice alarm circuit of connecting with described first PLC module output and the first motor module, the input of described first PLC module is connected to the first magnetic induction proximity transducer, for detecting the first infrared light-operated sensor that people's car passes through on tunnel, the side wall being laid in the first self closing door, be laid on the tunnel wall between the first self closing door and the first infrared light-operated sensor for pointing out the first self closing door opening and closing the second infrared light-operated sensor completely, for detecting the 4th infrared light-operated sensor that people's car passes through and being laid on the tunnel wall between the first self closing door and the 4th infrared light-operated sensor for pointing out the first self closing door opening and closing the 3rd infrared light-operated sensor completely on the opposite side tunnel wall being laid in the first self closing door, described first magnetic induction proximity transducer comprises being laid on the first self closing door closes the first tongue tube completely for detecting the first self closing door, be laid on mine laneway wall and open the second tongue tube completely for detecting the first self closing door and to be laid on the first self closing door the first magnet steel of magnetic induction first tongue tube and the second tongue tube respectively, the signal end of described first tongue tube and the signal end of the second tongue tube all connect with the first PLC module, described second control unit comprises the second PLC module be connected with the first PLC module and the second voice alarm circuit connected with described second PLC module output and the second motor module, the input of described second PLC module is connected to the second magnetic induction proximity transducer, for detecting the 5th infrared light-operated sensor that people's car passes through on tunnel, the side wall being laid in the second self closing door, be laid on the tunnel wall between the second self closing door and the 5th infrared light-operated sensor for pointing out the second self closing door opening and closing the 6th infrared light-operated sensor completely, for detecting the 8th infrared light-operated sensor that people's car passes through and being laid on the tunnel wall between the second self closing door and the 8th infrared light-operated sensor for pointing out the second self closing door opening and closing the 7th infrared light-operated sensor completely on the opposite side tunnel wall being laid in the second self closing door, described second magnetic induction proximity transducer comprises being laid on the second self closing door closes the 3rd tongue tube completely for detecting the second self closing door, be laid on mine laneway wall and open the 4th tongue tube completely for detecting the second self closing door and to be laid on the second self closing door the second magnet steel of magnetic induction the 3rd tongue tube and the 4th tongue tube respectively, the signal end of described 3rd tongue tube and the signal end of the 4th tongue tube all connect with the second PLC module.
The above-mentioned safe opening and closing device of a kind of Automatic Air Door, it is characterized in that: also comprise intrinsic safe power circuit, described intrinsic safe power circuit connects with the first PLC module and the second PLC module respectively.
The above-mentioned safe opening and closing device of a kind of Automatic Air Door, is characterized in that: described first infrared light-operated sensor, the second infrared light-operated sensor, the 3rd infrared light-operated sensor, the 4th infrared light-operated sensor, the 5th infrared light-operated sensor, the 6th infrared light-operated sensor, the 7th infrared light-operated sensor and the 8th infrared light-operated sensor are ZP-12H infrared light-operated sensor.
The above-mentioned safe opening and closing device of a kind of Automatic Air Door, it is characterized in that: described intrinsic safe power circuit comprises rectification circuit D6, voltage conversion chip LM7812 and voltage conversion chip LM1117-3.3, the direct current positive output end of described rectification circuit D6+connect with the IN pin of voltage conversion chip LM7812 through resistance R18, the direct current negative output terminal of rectification circuit D6-all connect with the GND pin of voltage conversion chip LM7812 and the GND pin of voltage conversion chip LM1117-3.3 through fuse FU1, the OUT pin of voltage conversion chip LM7812 is 12V power output end and connects with the IN pin of voltage conversion chip LM1117-3.3, the OUT pin of voltage conversion chip LM1117-3.3 is 3.3V power output end.
The above-mentioned safe opening and closing device of a kind of Automatic Air Door, it is characterized in that: described first voice alarm circuit comprises the audio decoder U1 that model is UDA1341TS, the audio power amplifier U5 of model to be the amplifier U3 of TLC4502 and model be TDA2030A, the 26th pipe foot meridian capacitor C1 of described audio decoder U1 connects with the first PLC module, the 24th pipe foot meridian capacitor C2 of audio decoder U1 connects with the first PLC module, 2nd pin and the 4th pin of audio decoder U1 all connect with the first PLC module through electric capacity C3, 6th pin and the 8th pin of audio decoder U1 all connect with the in-phase input end of amplifier U3 through electric capacity Ca1, the output of amplifier U3 divides two-way, one tunnel connects with the inverting input of amplifier U3 through variable resistor Tr2, another road connects with a fixed end of swept resistance Tr1, another fixed end of swept resistance Tr1 connects with the inverting input of amplifier U3 through electric capacity Cb1 and resistance Rc1, the sliding end of swept resistance Tr1 connects with the in-phase input end of audio power amplifier U5 through electric capacity C5, the output of audio power amplifier U5 divides two-way, one tunnel connects with the inverting input of audio power amplifier U5 through resistance R12, and another road connects one end of loudspeaker LS1, the other end ground connection of loudspeaker LS1.
The above-mentioned safe opening and closing device of a kind of Automatic Air Door, it is characterized in that: described second voice alarm circuit comprises the audio decoder U2 that model is UDA1341TS, the audio power amplifier U6 of model to be the amplifier U4 of TLC4502 and model be TDA2030A, the 26th pipe foot meridian capacitor C6 of described audio decoder U2 connects with the second PLC module, the 24th pipe foot meridian capacitor C8 of audio decoder U2 connects with the second PLC module, 2nd pin and the 4th pin of audio decoder U2 all connect with the second PLC module through electric capacity C9, 6th pin and the 8th pin of audio decoder U2 all connect with the in-phase input end of amplifier U4 through electric capacity Ca2, the output of amplifier U4 divides two-way, one tunnel connects with the inverting input of amplifier U4 through variable resistor Tr4, another road connects with a fixed end of swept resistance Tr3, another fixed end of swept resistance Tr3 connects with the inverting input of amplifier U4 through electric capacity Cb2 and resistance Rc2, the sliding end of swept resistance Tr3 connects with the in-phase input end of audio power amplifier U6 through electric capacity C13, the output of audio power amplifier U6 divides two-way, one tunnel connects with the inverting input of audio power amplifier U6 through resistance R21, and another road connects one end of loudspeaker LS2, the other end ground connection of loudspeaker LS2.
The above-mentioned safe opening and closing device of a kind of Automatic Air Door, is characterized in that: described first PLC module and the second PLC module are PLC S7-1500.
The utility model compared with prior art has the following advantages:
1, the utility model is by arranging the first self closing door and the second self closing door, motor is all adopted to drive the opening and closing of self closing door to twice self closing door, mounting magnetic steel and a tongue tube on each self closing door, whether detect corresponding self closing door by the adhesive of magnet steel and a tongue tube closes completely, another tongue tube is installed on the wall of the opening direction of each self closing door simultaneously, when self closing door is opened complete, another tongue tube that magnet steel adhesive is corresponding, people's car can safety, reduce and manually check, simple to operate, practical.
2, the utility model is by all arranging two place's infrared light-operated sensors in the both sides of twice self closing door, carry out detection people car signal respectively pass through and feed back corresponding self closing door opening and closing whether completely signal, when self closing door is opened incomplete, PLC module does not receive tongue tube signal, when now someone continues through two place's infrared light-operated sensors, the voice alarm circuit very first time sends information of voice prompt, guarantees safety of person vehicle, circuit is simple, is convenient to promote the use of.
3, the utility model controls twice self closing door respectively by arranging two PLC module, work when two PLC module are different, opens when guaranteeing that twice self closing door is different, simplifies installation steps and the air door cost of air door greatly, avoid mechanical wear to cause, air door long service life.
4, the utility model is by arranging intrinsic safe power circuit, reliable and stable, guarantees that electromechanical equipment normally runs, and result of use is good.
5, the utility model is rationally novel in design, and volume is little, fast response time, removes and installs conveniently, practical, is convenient to promote the use of.
In sum, the utility model is rationally novel in design, and structure is simple, and safe and reliable, voice reminder is promptly and accurately, practical, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of the utility model first voice alarm circuit.
Fig. 3 is the circuit theory diagrams of the utility model intrinsic safe power circuit.
Fig. 4 is the circuit theory diagrams of the utility model second voice alarm circuit.
Description of reference numerals:
1-1-the first PLC module; 1-2-the first infrared light-operated sensor;
1-3-the second infrared light-operated sensor; 1-4-the 3rd infrared light-operated sensor;
1-5-the 4th infrared light-operated sensor; 1-6-the first magnetic induction proximity transducer;
1-7-the first motor module; 1-8-the first voice alarm circuit;
2-1-the second PLC module; 2-2-the 5th infrared light-operated sensor;
2-3-the 6th infrared light-operated sensor; 2-4-the 7th infrared light-operated sensor;
2-5-the 8th infrared light-operated sensor; 2-6-the second magnetic induction proximity transducer;
2-7-the second motor module; 2-8-the second voice alarm circuit;
3-intrinsic safe power circuit.
Detailed description of the invention
As shown in Figure 1, the utility model comprises the first self closing door be arranged on respectively in mine laneway, the second self closing door and for the first control unit of controlling described first self closing door opening and closing safety and the second control unit for controlling described second self closing door opening and closing safety; described first control unit comprises the first PLC module 1-1 and the first voice alarm circuit 1-8 of connecting with described first PLC module 1-1 output and the first motor module 1-7, the input of described first PLC module 1-1 is connected to the first magnetic induction proximity transducer 1-6, for detecting the first infrared light-operated sensor 1-2 that people's car passes through on tunnel, the side wall being laid in the first self closing door, be laid on the tunnel wall between the first self closing door and the first infrared light-operated sensor 1-2 for pointing out the first self closing door opening and closing the second infrared light-operated sensor 1-3 completely, for detecting the 4th infrared light-operated sensor 1-5 that people's car passes through and being laid on the tunnel wall between the first self closing door and the 4th infrared light-operated sensor 1-5 for pointing out the first self closing door opening and closing the 3rd infrared light-operated sensor 1-4 completely on the opposite side tunnel wall being laid in the first self closing door, described first magnetic induction proximity transducer 1-6 comprises being laid on the first self closing door and closes the first tongue tube completely for detecting the first self closing door, be laid on mine laneway wall and open the second tongue tube completely for detecting the first self closing door and to be laid on the first self closing door the first magnet steel of magnetic induction first tongue tube and the second tongue tube respectively, the signal end of described first tongue tube and the signal end of the second tongue tube all connect with the first PLC module 1-1, described second control unit comprises the second PLC module 2-1 be connected with the first PLC module 1-1 and the second voice alarm circuit 2-8 connected with described second PLC module 2-1 output and the second motor module 2-7, the input of described second PLC module 2-1 is connected to the second magnetic induction proximity transducer 2-6, for detecting the 5th infrared light-operated sensor 2-2 that people's car passes through on tunnel, the side wall being laid in the second self closing door, be laid on the tunnel wall between the second self closing door and the 5th infrared light-operated sensor 2-2 for pointing out the second self closing door opening and closing the 6th infrared light-operated sensor 2-3 completely, for detecting the 8th infrared light-operated sensor 2-5 that people's car passes through and being laid on the tunnel wall between the second self closing door and the 8th infrared light-operated sensor 2-5 for pointing out the second self closing door opening and closing the 7th infrared light-operated sensor 2-4 completely on the opposite side tunnel wall being laid in the second self closing door, described second magnetic induction proximity transducer 2-6 comprises being laid on the second self closing door and closes the 3rd tongue tube completely for detecting the second self closing door, be laid on mine laneway wall and open the 4th tongue tube completely for detecting the second self closing door and to be laid on the second self closing door the second magnet steel of magnetic induction the 3rd tongue tube and the 4th tongue tube respectively, the signal end of described 3rd tongue tube and the signal end of the 4th tongue tube all connect with the second PLC module 2-1.
It should be noted that, first motor module 1-7 controls the first self closing door by rotating and opens or close, second motor module 2-7 controls the second self closing door by rotating and opens or close, in actual installation use procedure, the second tongue tube installed by tunnel, the side wall of the first self closing door, open at the first self closing door, on the Yishanmen in the second tongue tube direction, the first magnet steel is installed, the another Yishanmen and the first magnet steel docking location place of the first self closing door install the first tongue tube, distance between second tongue tube and the first self closing door equals the width of the first self closing door Yishanmen, the 4th tongue tube installed by tunnel, the side wall of the second self closing door, open at the second self closing door, on the Yishanmen in the 4th tongue tube direction, the second magnet steel is installed, the another Yishanmen and the second magnet steel docking location place of the second self closing door install the 3rd tongue tube, and the distance between the 4th tongue tube and the second self closing door equals the width of the second self closing door Yishanmen,
In addition, distance between second infrared light-operated sensor 1-3 and the first self closing door is greater than the distance between the second tongue tube and the first self closing door, distance between 4th infrared light-operated sensor 1-5 and the first self closing door is less than the distance between the 5th infrared light-operated sensor 2-2 and the first self closing door, region between 4th infrared light-operated sensor 1-5 and the 5th infrared light-operated sensor 2-2 can be waited for safety of person vehicle, avoids being crushed by self closing door.
As shown in Figure 1, in the present embodiment, also comprise intrinsic safe power circuit 3, described intrinsic safe power circuit 3 connects with the first PLC module 1-1 and the second PLC module 2-1 respectively.
In the present embodiment, described first infrared light-operated sensor 1-2, the second infrared light-operated sensor 1-3, the 3rd infrared light-operated sensor 1-4, the 4th infrared light-operated sensor 1-5, the 5th infrared light-operated sensor 2-2, the 6th infrared light-operated sensor 2-3, the 7th infrared light-operated sensor 2-4 and the 8th infrared light-operated sensor 2-5 are ZP-12H infrared light-operated sensor.
As shown in Figure 3, in the present embodiment, described intrinsic safe power circuit 3 comprises rectification circuit D6, voltage conversion chip LM7812 and voltage conversion chip LM1117-3.3, the direct current positive output end of described rectification circuit D6+connect with the IN pin of voltage conversion chip LM7812 through resistance R18, the direct current negative output terminal of rectification circuit D6-all connect with the GND pin of voltage conversion chip LM7812 and the GND pin of voltage conversion chip LM1117-3.3 through fuse FU1, the OUT pin of voltage conversion chip LM7812 is 12V power output end and connects with the IN pin of voltage conversion chip LM1117-3.3, the OUT pin of voltage conversion chip LM1117-3.3 is 3.3V power output end.
In physical cabling, the link of the IN pin of resistance R18 and voltage conversion chip LM7812 and one end of electric capacity C18, the link of one end of electric capacity C17 and the negative electrode of diode D5 connects, the GND pin of voltage conversion chip LM7812 and the equal ground connection of GND pin of voltage conversion chip LM1117-3.3, the other end of electric capacity C17 connects with the anode of diode D5 through resistance R22 and diode D8, the link of resistance R22 and diode D8 connects with the negative electrode of diode D11, the link of the anode of diode D8 and diode D5 is through electric capacity C20 and resistance R23 ground connection, the anode of diode D11 and the equal ground connection of the other end of electric capacity C18.
As shown in Figure 2, in the present embodiment, described first voice alarm circuit 1-8 comprises the audio decoder U1 that model is UDA1341TS, the audio power amplifier U5 of model to be the amplifier U3 of TLC4502 and model be TDA2030A, the 26th pipe foot meridian capacitor C1 of described audio decoder U1 connects with the first PLC module 1-1, the 24th pipe foot meridian capacitor C2 of audio decoder U1 connects with the first PLC module 1-1, 2nd pin and the 4th pin of audio decoder U1 all connect with the first PLC module 1-1 through electric capacity C3, 6th pin and the 8th pin of audio decoder U1 all connect with the in-phase input end of amplifier U3 through electric capacity Ca1, the output of amplifier U3 divides two-way, one tunnel connects with the inverting input of amplifier U3 through variable resistor Tr2, another road connects with a fixed end of swept resistance Tr1, another fixed end of swept resistance Tr1 connects with the inverting input of amplifier U3 through electric capacity Cb1 and resistance Rc1, the sliding end of swept resistance Tr1 connects with the in-phase input end of audio power amplifier U5 through electric capacity C5, the output of audio power amplifier U5 divides two-way, one tunnel connects with the inverting input of audio power amplifier U5 through resistance R12, and another road connects one end of loudspeaker LS1, the other end ground connection of loudspeaker LS1.
As shown in Figure 4, in the present embodiment, described second voice alarm circuit 2-8 comprises the audio decoder U2 that model is UDA1341TS, the audio power amplifier U6 of model to be the amplifier U4 of TLC4502 and model be TDA2030A, the 26th pipe foot meridian capacitor C6 of described audio decoder U2 connects with the second PLC module 2-1, the 24th pipe foot meridian capacitor C8 of audio decoder U2 connects with the second PLC module 2-1, 2nd pin and the 4th pin of audio decoder U2 all connect with the second PLC module 2-1 through electric capacity C9, 6th pin and the 8th pin of audio decoder U2 all connect with the in-phase input end of amplifier U4 through electric capacity Ca2, the output of amplifier U4 divides two-way, one tunnel connects with the inverting input of amplifier U4 through variable resistor Tr4, another road connects with a fixed end of swept resistance Tr3, another fixed end of swept resistance Tr3 connects with the inverting input of amplifier U4 through electric capacity Cb2 and resistance Rc2, the sliding end of swept resistance Tr3 connects with the in-phase input end of audio power amplifier U6 through electric capacity C13, the output of audio power amplifier U6 divides two-way, one tunnel connects with the inverting input of audio power amplifier U6 through resistance R21, and another road connects one end of loudspeaker LS2, the other end ground connection of loudspeaker LS2.
In the present embodiment, described first PLC module 1-1 and the second PLC module 2-1 is PLC S7-1500.
When the utility model uses, intrinsic safe power circuit 3 is adopted to provide reliable and secure power supply for the first PLC module 1-1 and the second PLC module 2-1, when there being people's car to pass through from the first self closing door to the second self closing door direction, first the first infrared light-operated sensor 1-2 is touched, the signal of collection is sent into the first PLC module 1-1 by the first infrared light-operated sensor 1-2, first PLC module 1-1 drives the first motor module 1-7 to rotate forward, first self closing door is opened gradually, the first magnet steel in first magnetic induction proximity transducer 1-6 is separated with the first tongue tube until the first magnet steel and the second tongue tube adhesive, first self closing door is opened completely, second tongue tube is by Signal transmissions to the first PLC module 1-1, people Che Ke normal through, when the first PLC module 1-1 does not receive the second tongue tube by Signal transmissions, when the second infrared light-operated sensor 1-3 touched by people's car, first voice alarm circuit 1-8 voice reminder is taken care, retreat to not touching the second infrared light-operated sensor 1-3 position, when people's car continues through the 3rd infrared light-operated sensor 1-4 and the 4th infrared light-operated sensor 1-5, signal is sent to the first PLC module 1-1 by the 3rd infrared light-operated sensor 1-4 and the 4th infrared light-operated sensor 1-5, first PLC module 1-1 drives the first motor module 1-7 to reverse, first self closing door is closed, when the first self closing door is not closed complete, people's car touching the 5th infrared light-operated sensor 2-2, second PLC module 2-1 does not work, when the first self closing door is closed complete, people's car touching the 5th infrared light-operated sensor 2-2, the signal of collection is sent into the second PLC module 2-1 by the 5th infrared light-operated sensor 2-2, second PLC module 2-1 drives the second motor module 2-7 to rotate forward, second self closing door is opened gradually, the second magnet steel in second magnetic induction proximity transducer 2-6 is separated with the 3rd tongue tube until the second magnet steel and the 4th tongue tube adhesive, second self closing door is opened completely, 4th tongue tube is by Signal transmissions to the second PLC module 2-1, people Che Ke normal through, when the second PLC module 2-1 does not receive the 4th tongue tube by Signal transmissions, during people's car touching the 6th infrared light-operated sensor 2-3, second voice alarm circuit 2-8 voice reminder is taken care, retreat to not touching the 6th infrared light-operated sensor 2-3 position, when people's car continues through the 7th infrared light-operated sensor 2-4 and the 8th infrared light-operated sensor 2-5, signal is sent to the second PLC module 2-1 by the 7th infrared light-operated sensor 2-4 and the 8th infrared light-operated sensor 2-5, second PLC module 2-1 drives the second motor module 2-7 to reverse, second self closing door is closed,
When there being people's car to pass through from the second self closing door to the first self closing door direction, first the 8th infrared light-operated sensor 2-5 is touched, the signal of collection is sent into the second PLC module 2-1 by the 8th infrared light-operated sensor 2-5, second PLC module 2-1 drives the second motor module 2-7 to rotate forward, second self closing door is opened gradually, the second magnet steel in second magnetic induction proximity transducer 2-6 is separated with the 3rd tongue tube until the second magnet steel and the 4th tongue tube adhesive, second self closing door is opened completely, 4th tongue tube is by Signal transmissions to the second PLC module 2-1, people Che Ke normal through, when the second PLC module 2-1 does not receive the 4th tongue tube by Signal transmissions, during people's car touching the 7th infrared light-operated sensor 2-4, second voice alarm circuit 2-8 voice reminder is taken care, retreat to not touching the 7th infrared light-operated sensor 2-4 position, when people's car continues through the 6th infrared light-operated sensor 2-3 and the 5th infrared light-operated sensor 2-2, signal is sent to the second PLC module 2-1 by the 6th infrared light-operated sensor 2-3 and the 5th infrared light-operated sensor 2-2, second PLC module 2-1 drives the second motor module 2-7 to reverse, second self closing door is closed, when the second self closing door is not closed complete, people's car touching the 4th infrared light-operated sensor 1-5, first PLC module 1-1 does not work, when the second self closing door is closed complete, people's car touching the 4th infrared light-operated sensor 1-5, the signal of collection is sent into the first PLC module 1-1 by the 4th infrared light-operated sensor 1-5, first PLC module 1-1 drives the first motor module 1-7 to rotate forward, first self closing door is opened gradually, the first magnet steel in first magnetic induction proximity transducer 1-6 is separated with the first tongue tube until the first magnet steel and the second tongue tube adhesive, first self closing door is opened completely, second tongue tube is by Signal transmissions to the first PLC module 1-1, people Che Ke normal through, when the first PLC module 1-1 does not receive the second tongue tube by Signal transmissions, during people's car touching the 3rd infrared light-operated sensor 1-4, first voice alarm circuit 1-8 voice reminder is taken care, retreat to not touching the 3rd infrared light-operated sensor 1-4 position, when people's car continues through the second infrared light-operated sensor 1-3 and the first infrared light-operated sensor 1-2, signal is sent to the first PLC module 1-1 by the second infrared light-operated sensor 1-3 and the first infrared light-operated sensor 1-2, first PLC module 1-1 drives the first motor module 1-7 to reverse, first self closing door is closed, safe and reliable, result of use is good.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.
Claims (7)
1. the safe opening and closing device of Automatic Air Door, is characterized in that: comprise the first self closing door be arranged on respectively in mine laneway, the second self closing door and for the first control unit of controlling described first self closing door opening and closing safety and the second control unit for controlling described second self closing door opening and closing safety; described first control unit comprises the first PLC module (1-1) and the first voice alarm circuit (1-8) of connecting with described first PLC module (1-1) output and the first motor module (1-7), the input of described first PLC module (1-1) is connected to the first magnetic induction proximity transducer (1-6), for detecting the first infrared light-operated sensor (1-2) that people's car passes through on tunnel, the side wall being laid in the first self closing door, be laid on the tunnel wall between the first self closing door and the first infrared light-operated sensor (1-2) for pointing out the first self closing door opening and closing the second infrared light-operated sensor (1-3) completely, for detecting the 4th infrared light-operated sensor (1-5) that people's car passes through and being laid on the tunnel wall between the first self closing door and the 4th infrared light-operated sensor (1-5) for pointing out the first self closing door opening and closing the 3rd infrared light-operated sensor (1-4) completely on the opposite side tunnel wall being laid in the first self closing door, described first magnetic induction proximity transducer (1-6) comprises being laid on the first self closing door closes the first tongue tube completely for detecting the first self closing door, be laid on mine laneway wall and open the second tongue tube completely for detecting the first self closing door and to be laid on the first self closing door the first magnet steel of magnetic induction first tongue tube and the second tongue tube respectively, the signal end of described first tongue tube and the signal end of the second tongue tube all connect with the first PLC module (1-1), described second control unit comprises the second PLC module (2-1) be connected with the first PLC module (1-1) and the second voice alarm circuit (2-8) connected with described second PLC module (2-1) output and the second motor module (2-7), the input of described second PLC module (2-1) is connected to the second magnetic induction proximity transducer (2-6), for detecting the 5th infrared light-operated sensor (2-2) that people's car passes through on tunnel, the side wall being laid in the second self closing door, be laid on the tunnel wall between the second self closing door and the 5th infrared light-operated sensor (2-2) for pointing out the second self closing door opening and closing the 6th infrared light-operated sensor (2-3) completely, for detecting the 8th infrared light-operated sensor (2-5) that people's car passes through and being laid on the tunnel wall between the second self closing door and the 8th infrared light-operated sensor (2-5) for pointing out the second self closing door opening and closing the 7th infrared light-operated sensor (2-4) completely on the opposite side tunnel wall being laid in the second self closing door, described second magnetic induction proximity transducer (2-6) comprises being laid on the second self closing door closes the 3rd tongue tube completely for detecting the second self closing door, be laid on mine laneway wall and open the 4th tongue tube completely for detecting the second self closing door and to be laid on the second self closing door the second magnet steel of magnetic induction the 3rd tongue tube and the 4th tongue tube respectively, the signal end of described 3rd tongue tube and the signal end of the 4th tongue tube all connect with the second PLC module (2-1).
2. according to the safe opening and closing device of a kind of Automatic Air Door according to claim 1, it is characterized in that: also comprise intrinsic safe power circuit (3), described intrinsic safe power circuit (3) connects with the first PLC module (1-1) and the second PLC module (2-1) respectively.
3. according to the safe opening and closing device of a kind of Automatic Air Door according to claim 1, it is characterized in that: described first infrared light-operated sensor (1-2), the second infrared light-operated sensor (1-3), the 3rd infrared light-operated sensor (1-4), the 4th infrared light-operated sensor (1-5), the 5th infrared light-operated sensor (2-2), the 6th infrared light-operated sensor (2-3), the 7th infrared light-operated sensor (2-4) and the 8th infrared light-operated sensor (2-5) are ZP-12H infrared light-operated sensor.
4. according to the safe opening and closing device of a kind of Automatic Air Door according to claim 2, it is characterized in that: described intrinsic safe power circuit (3) comprises rectification circuit D6, voltage conversion chip LM7812 and voltage conversion chip LM1117-3.3, the direct current positive output end of described rectification circuit D6+connect with the IN pin of voltage conversion chip LM7812 through resistance R18, the direct current negative output terminal of rectification circuit D6-all connect with the GND pin of voltage conversion chip LM7812 and the GND pin of voltage conversion chip LM1117-3.3 through fuse FU1, the OUT pin of voltage conversion chip LM7812 is 12V power output end and connects with the IN pin of voltage conversion chip LM1117-3.3, the OUT pin of voltage conversion chip LM1117-3.3 is 3.3V power output end.
5. according to the safe opening and closing device of a kind of Automatic Air Door according to claim 1, it is characterized in that: described first voice alarm circuit (1-8) comprises the audio decoder U1 that model is UDA1341TS, the audio power amplifier U5 of model to be the amplifier U3 of TLC4502 and model be TDA2030A, the 26th pipe foot meridian capacitor C1 of described audio decoder U1 connects with the first PLC module (1-1), the 24th pipe foot meridian capacitor C2 of audio decoder U1 connects with the first PLC module (1-1), 2nd pin and the 4th pin of audio decoder U1 all connect with the first PLC module (1-1) through electric capacity C3, 6th pin and the 8th pin of audio decoder U1 all connect with the in-phase input end of amplifier U3 through electric capacity Ca1, the output of amplifier U3 divides two-way, one tunnel connects with the inverting input of amplifier U3 through variable resistor Tr2, another road connects with a fixed end of swept resistance Tr1, another fixed end of swept resistance Tr1 connects with the inverting input of amplifier U3 through electric capacity Cb1 and resistance Rc1, the sliding end of swept resistance Tr1 connects with the in-phase input end of audio power amplifier U5 through electric capacity C5, the output of audio power amplifier U5 divides two-way, one tunnel connects with the inverting input of audio power amplifier U5 through resistance R12, and another road connects one end of loudspeaker LS1, the other end ground connection of loudspeaker LS1.
6. according to the safe opening and closing device of a kind of Automatic Air Door according to claim 1, it is characterized in that: described second voice alarm circuit (2-8) comprises the audio decoder U2 that model is UDA1341TS, the audio power amplifier U6 of model to be the amplifier U4 of TLC4502 and model be TDA2030A, the 26th pipe foot meridian capacitor C6 of described audio decoder U2 connects with the second PLC module (2-1), the 24th pipe foot meridian capacitor C8 of audio decoder U2 connects with the second PLC module (2-1), 2nd pin and the 4th pin of audio decoder U2 all connect with the second PLC module (2-1) through electric capacity C9, 6th pin and the 8th pin of audio decoder U2 all connect with the in-phase input end of amplifier U4 through electric capacity Ca2, the output of amplifier U4 divides two-way, one tunnel connects with the inverting input of amplifier U4 through variable resistor Tr4, another road connects with a fixed end of swept resistance Tr3, another fixed end of swept resistance Tr3 connects with the inverting input of amplifier U4 through electric capacity Cb2 and resistance Rc2, the sliding end of swept resistance Tr3 connects with the in-phase input end of audio power amplifier U6 through electric capacity C13, the output of audio power amplifier U6 divides two-way, one tunnel connects with the inverting input of audio power amplifier U6 through resistance R21, and another road connects one end of loudspeaker LS2, the other end ground connection of loudspeaker LS2.
7. according to the safe opening and closing device of a kind of Automatic Air Door according to claim 1, it is characterized in that: described first PLC module (1-1) and the second PLC module (2-1) are PLC S7-1500.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520753807.2U CN204941591U (en) | 2015-09-25 | 2015-09-25 | The safe opening and closing device of a kind of Automatic Air Door |
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| CN201520753807.2U CN204941591U (en) | 2015-09-25 | 2015-09-25 | The safe opening and closing device of a kind of Automatic Air Door |
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| CN204941591U true CN204941591U (en) | 2016-01-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767432A (en) * | 2016-12-14 | 2017-05-31 | 中国神华能源股份有限公司 | Air door switch amount calculates method and device |
| CN110080816A (en) * | 2019-04-26 | 2019-08-02 | 中国神华能源股份有限公司 | Underground ventilating control system and control method |
-
2015
- 2015-09-25 CN CN201520753807.2U patent/CN204941591U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767432A (en) * | 2016-12-14 | 2017-05-31 | 中国神华能源股份有限公司 | Air door switch amount calculates method and device |
| CN110080816A (en) * | 2019-04-26 | 2019-08-02 | 中国神华能源股份有限公司 | Underground ventilating control system and control method |
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