CN204588342U - Control system is run in a kind of elevator air defense - Google Patents
Control system is run in a kind of elevator air defense Download PDFInfo
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- CN204588342U CN204588342U CN201520305451.6U CN201520305451U CN204588342U CN 204588342 U CN204588342 U CN 204588342U CN 201520305451 U CN201520305451 U CN 201520305451U CN 204588342 U CN204588342 U CN 204588342U
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Abstract
Control system is run in a kind of elevator air defense, comprise call command unit, controller and towing machine, call command unit connection control device, controller connects towing machine, towing machine connects car by hoist ropes, its technical essential is: also comprise detecting unit, detecting unit and call command unit are by AND circuit connection control device, detecting unit comprises the internal IR sensors unit be located in car and the external infrared sensor unit be located at outside car, call command unit comprises the interior call button be located in car and the outcall button be located at outside car, AND circuit comprises AND circuit I and AND circuit II, internal IR sensors unit and interior call button are through AND circuit I connection control device, external infrared sensor unit and outcall button are through AND circuit II connection control device.Using the signal of detecting unit and call button jointly as the command information that elevator runs, to avoid in unmanned situation arbitrarily calling and the empty race problem of elevator that causes, improve elevator degree of utilization.
Description
Technical field:
The utility model relates to apparatus for controlling elevator, is specifically related to the air defense of a kind of elevator and runs control system.
Background technology:
In society, the daily life that appears as of elevator saves the plenty of time, facility is brought to society, but popularizing along with elevator, the problem that elevator sky runs starts frequent appearance, such as, after having people to press call button outside elevator, but leave because of certain reason suddenly, but this information do not known by elevator, still can respond call command to carry out action; Also have, people often in car is for mischief-making reason, after oneself arrives object floor, but press other layer of button, or the people in car pushes the wrong floor button, and elevator does not know that now car is interior unmanned yet, still can respond this command action, the sky that both of these case causes elevator runs phenomenon, not only causes the waste of the energy, and reduces the service life of elevator.In addition the motor volume that traditional towing machine adopts is large, and energy consumption is large.
Summary of the invention:
For above problem, the utility model provides the air defense of a kind of elevator and runs control system, by detecting unit and call button with the use of, using the two signal jointly as the command information that elevator runs, can to avoid in unmanned situation arbitrarily calling and the empty race problem of elevator that causes, it is practical, and reliability is high, the utilization ratio of elevator entirety can be improved, improve the energy consumption issues of elevator.
Control system is run in elevator air defense of the present utility model, comprise call command unit, controller and towing machine, call command unit connection control device, controller connects towing machine, towing machine connects car by hoist ropes, the technical scheme adopted is: also comprise detecting unit, described detecting unit and call command unit are by AND circuit connection control device, wherein detecting unit comprises the internal IR sensors unit be located in car and the external infrared sensor unit be located at outside car, call command unit comprises the interior call button be located in car and the outcall button be located at outside car, AND circuit comprises AND circuit I and AND circuit II, internal IR sensors unit and interior call button are by AND circuit I connection control device, external infrared sensor unit and outcall button are by AND circuit II connection control device.
As further improvement of the utility model, the electrical motor in described towing machine is brshless DC motor.It has, and volume is little, lightweight, the feature large, energy consumption is little and reliability is high of exerting oneself.
As further improvement of the utility model, described internal IR sensors cellular installation in the inner top of car, like this can complete detection to the passenger in car, the phenomenon of these parts because being damaged without good frequently touching of passenger can be avoided again.
As further improvement of the utility model, described external infrared sensor is installed on car outdoors, the car door passenger taken a lift such as outer effectively can be detected.
As further improvement of the utility model, described detecting unit connects AND circuit by signal processing unit, again by AND circuit sends controller after being processed by signal processing unit to the signal detected.
As further improvement of the utility model, described detecting unit adopts RE200B type double base pyroelectric infrared sensor, this sensor adopts the pyroelectricity material temperature variant characteristic that polarizes to detect, and the interference coordinating two sensitive first complementarity method to suppress temperature traverse to produce, there is stronger working stability.
As further improvement of the utility model, described AND circuit adopts 74LVC1G08 type dual input and door chip, and its transmission is stable, antijamming capability is strong.
As further improvement of the utility model, described signal processing unit adopts KC778B type signal processor, its dependable performance, with low cost.
Beneficial effect: the mode that the utility model adopts detecting unit signal to coordinate with button commands signal, as the command signal of controller, only have in internal IR sensors unit inspection to car and have people and the instruction having interior call button, controller just can respond inner control signal; In like manner, only have external infrared sensor unit inspection car doorway have people and have the instruction of outcall button, the control signal of response external just understood by controller, and accordingly, elevator carries out action according to the two signal, and the sky of elevator can be avoided to run phenomenon; Adopt brshless DC motor as the electrical motor of towing machine, it has, and volume is little, lightweight, the feature large, energy consumption is little and reliability is high of exerting oneself.
Accompanying drawing illustrates:
Fig. 1 is system principle diagram of the present utility model;
Fig. 2 is signal conditioning circuit figure;
Fig. 3 is AND circuit figure;
Fig. 4 is the control principle drawing of brshless DC motor.
Detailed description of the invention:
With reference to each accompanying drawing, control system is run in this elevator air defense, comprise detecting unit, call command unit, controller 8 and towing machine 9, call command unit connection control device 8, controller 8 connects towing machine 9, towing machine 9 comprises electrical motor, drg 92 and retarder 93, electrical motor connecting brake 92, drg 92 connection reducer 93, retarder 93 connects car 2 by hoist ropes, hoist ropes is drawn a separated time to be used for connecting counterweight 13, counterweight 13 and car 2 are lived apart the both sides of track adjusting wheel 12, described detecting unit and call command unit are by AND circuit connection control device 8, described detecting unit connects AND circuit by signal processing unit, wherein detecting unit comprises the internal IR sensors unit 1 be located in car 2 and the external infrared sensor unit 3 be located at outside car 2, call command unit comprises the interior call button 4 be located in car 2 and the outcall button 5 be located at outside car 2, AND circuit comprises AND circuit I 6 and AND circuit II 7, signal processing unit comprises the signal processing unit I 10 be connected with internal IR sensors unit 1 and the signal processing unit II 11 be connected with external infrared sensor power supply 3, internal IR sensors unit 1 and interior call button 4 are by AND circuit I 6 connection control device 8, external infrared sensor unit 3 and outcall button 5 are by AND circuit II 7 connection control device 8.Electrical motor in described towing machine 9 is brshless DC motor 91.Described internal IR sensors unit 1 is installed on the inner top of car 2.Described external infrared sensor 3 is installed on car 2 outdoors.Described detecting unit adopts RE200B type double base pyroelectric infrared sensor, and this sensor adopts the pyroelectricity material temperature variant characteristic that polarizes to detect, and the interference that two sensitive first complementarity method suppresses temperature traverse to produce, and has stronger working stability.Described AND circuit adopts 74LVC1G08 type dual input and door chip.Described signal processing unit adopts KC778B type signal processor.
Working process: when there is passenger car 2 inside, the signal detected is flowed to KC778B type signal processor by the probe being in the RE200B type infrared pickoff in car 2 to carry out processing rear generation signal A, if now passenger presses interior call button 4, exhale instruction B in then producing, so the two signal just can produce control signal C by AND circuit I 6 and export to controller 8.In like manner, when there is people on car 2 doorway, the signal detected is produced signal b by the probe of car 2 RE200B type infrared pickoff outdoors after KC778B type signal processor processes, if now passenger presses outcall button 5, then can produce outgoing call instruction a, so the two signal just can produce control signal c by AND circuit II 7 and export to controller 8.After controller 8 receives elevator operating instruction, therefrom can send six road PWM drive singal, drive the break-make of six IGBT in inverter, control brshless DC motor 91 action in towing machine 9, brshless DC motor 91 is outputed power by drg 92 and retarder 93, car 2 is driven to move up and down, reduced consumption of power and balance car 2 weight of driving device by counterweight 13 simultaneously, by track adjusting wheel 12, counterweight 13 and car 2 are separated to make car 2 and counterweight 13 run along respective guide rail in hoistway and not rub mutually, jointly reach the object of efficient energy-saving.In this process, the rotary speed information of controller 8 meeting Real-time Collection brshless DC motor 91, constitutes the rotation speed control loop of closed loop, reaches the object driving brshless DC motor 91 smooth operation.Controller 8 also can be real-time the current signal of collection brshless DC motor 91; and compare according to this signal and given current value, form closed-loop current control loop, once there is flow problem; just can control brshless DC motor 91 to shut down, to ensure system reliability service.
Claims (8)
1. control system is run in an elevator air defense, comprise call command unit, controller (8) and towing machine (9), call command unit connection control device (8), controller (8) connects towing machine (9), towing machine (9) connects car (2) by hoist ropes, it is characterized in that: also comprise detecting unit, described detecting unit and call command unit are by AND circuit connection control device (8), wherein detecting unit comprises the internal IR sensors unit (1) that is located in car (2) and is located at car (2) external infrared sensor unit (3) outward, call command unit comprises the interior call button (4) that is located in car (2) and is located at car (2) outcall button (5) outward, AND circuit comprises AND circuit I (6) and AND circuit II (7), internal IR sensors unit (1) and interior call button (4) are by AND circuit I (6) connection control device (8), external infrared sensor unit (3) and outcall button (5) are by AND circuit II (7) connection control device (8).
2. control system is run in a kind of elevator air defense as claimed in claim 1, it is characterized in that: the electrical motor in described towing machine (9) is brshless DC motor (91).
3. control system is run in a kind of elevator air defense as claimed in claim 1, it is characterized in that: described internal IR sensors unit (1) is installed on the inner top of car (2).
4. control system is run in a kind of elevator air defense as claimed in claim 1, it is characterized in that: described external infrared sensor (3) is installed on car (2) outdoors.
5. control system is run in a kind of elevator air defense as claimed in claim 1, it is characterized in that: described detecting unit connects AND circuit by signal processing unit.
6. control system is run in a kind of elevator air defense as claimed in claim 1, it is characterized in that: described detecting unit adopts RE200B type double base pyroelectric infrared sensor.
7. control system is run in a kind of elevator air defense as claimed in claim 1, it is characterized in that: described AND circuit adopts 74LVC1G08 type dual input and door chip.
8. control system is run in a kind of elevator air defense as claimed in claim 5, it is characterized in that: described signal processing unit adopts KC778B type signal processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520305451.6U CN204588342U (en) | 2015-05-13 | 2015-05-13 | Control system is run in a kind of elevator air defense |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520305451.6U CN204588342U (en) | 2015-05-13 | 2015-05-13 | Control system is run in a kind of elevator air defense |
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| Publication Number | Publication Date |
|---|---|
| CN204588342U true CN204588342U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520305451.6U Expired - Fee Related CN204588342U (en) | 2015-05-13 | 2015-05-13 | Control system is run in a kind of elevator air defense |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115973865A (en) * | 2023-01-30 | 2023-04-18 | 成都睿瞳科技有限责任公司 | Elevator stop-start control method based on image detection |
-
2015
- 2015-05-13 CN CN201520305451.6U patent/CN204588342U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115973865A (en) * | 2023-01-30 | 2023-04-18 | 成都睿瞳科技有限责任公司 | Elevator stop-start control method based on image detection |
| CN115973865B (en) * | 2023-01-30 | 2023-10-20 | 成都睿瞳科技有限责任公司 | Elevator stop-start control method based on image detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20160513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |