CN201999614U - Intelligent warning system for abnormal opening of hoistway door - Google Patents
Intelligent warning system for abnormal opening of hoistway door Download PDFInfo
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- CN201999614U CN201999614U CN2011200352553U CN201120035255U CN201999614U CN 201999614 U CN201999614 U CN 201999614U CN 2011200352553 U CN2011200352553 U CN 2011200352553U CN 201120035255 U CN201120035255 U CN 201120035255U CN 201999614 U CN201999614 U CN 201999614U
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Abstract
The utility model discloses an intelligent warning system for the abnormal opening of a hoistway door. The intelligent warning system comprises a hoistway door infrared sensor, a car infrared sensor, an external input processing circuit, a CPU (Central Processing Unit), a story address code circuit, a wireless radio-frequency transmission circuit, a serial communication interface circuit and a warning drive circuit; the hoistway door infrared sensor and the car infrared sensor are connected with the external input processing circuit; the external input processing circuit inputs a signal to the CPU; the story address code circuit inputs the story number information to the CPU; and the CPU outputs signals to the wireless radio-frequency transmission circuit, the serial communication interface circuit and the warning drive circuit. By the adoption of the system, effective early warning can be conducted before elevator passengers enter the hoistway door during the abnormal opening of the hoistway door, so that personal injury caused by elevator accidents can be reduced to the maximum extent, and the life safety of the masses can be ensured.
Description
Technical field
The utility model relates to a kind of warning of elevator, relates in particular to a kind of hoistway door and opens intelligent alarm system unusually.
Background technology
In order to protect the safety of elevator operation, need the Room door of gate and each stop be detected, have only after the Room door of the gate of elevator and all stops is all closed, elevator can start operation, and the elevator safety standard of various countries has all been made strict regulation to this.Continuous expansion along with continuous development of China market economy and city size, high residential building, hotel, office building get more and more, the quantity that elevator is installed also increases sharply, also there is in various degree potential safety hazard when people offer convenience in these elevators the skyscraper of give coming in and going out, have in addition bring serious injury to life property safety of people.The safety misadventure of elevator 60% all is to be made unusual unlatching of hoistway door and caused personal casualty by Room door mechanism-trouble at present according to statistics.
Therefore open unusually at the elevator hall and need carry out safety detection, China's utility application number is 200710038012.3, prospectus CN101264839A, its open day is on September 17th, 2008, a kind of safety detection device and method of inspection thereof of door of elevator waiting hall are disclosed, at each waiting hall door place one mechanical switch is installed, this mechanical switch is closed under Room door is closed the door state fully, disconnects when opening the door.The stop signal processor unit reads in the mechanical switch signal, and with serial communication mode this signal is sent into electric life controller.Electric life controller obtains the car position and the relevant information of elevator voluntarily in real time, and according to the car position of elevator and the state of relevant information and each layer Room door mechanical switch, makes safe judgement.Though this utility model can detect that the layer Room, non-lift car place door is opened and lift car at certain layer but can not open the door the zone and dangerous incident that this layer Room door is opened at this layer, effectively improves the elevator safety performance.But still there is following some shortcomings part in this utility model: 1, the door state monitoring apparatus of closing the door in the Room adopts mechanical switch, and the reliability and stability of its organization switch are relatively poor relatively; 2, this device circuit must be connected with apparatus for controlling elevator, just can read stop signal and elevator car position signal, and this is possible owing to this device circuit fault influences apparatus for controlling elevator, even may cause the generation of elevator faults; 3, judge that for the safety of having made this device does not have the warning reminding function, people are difficult in time obtain information.
The utility model content
At above-mentioned the deficiencies in the prior art part, the utility model provides a kind of hoistway door to open intelligent alarm system unusually, when hoistway door is opened, make safe judgement, whether detect lift car at the place floor of opening Room door, if not at the place floor, then auto alarm is reminded, and can solve the problem that above-mentioned prior art exists by actv..
To achieve these goals, the technical solution adopted in the utility model is: disclose a kind of hoistway door and open intelligent alarm system unusually, it comprises Room door infradred sensor, car infradred sensor, outside input processing circuit, central process unit, floor address code circuit, less radio-frequency transmission circuit, serial interface circuit and warning driving circuit;
Described Room door infradred sensor and car infradred sensor connect with outside input processing circuit, outside input processing circuit incoming signal is given central process unit, floor address code circuit input number of floor levels information is given central process unit, central process unit outputs signal to less radio-frequency transmission circuit, serial interface circuit and warning driving circuit, less radio-frequency transmission circuit and serial interface circuit and other application extension equipment link, and the expansion interface and the external data that are used for this monitoring system are mutual.
Further preferred, comprise also and the joining alarm buzzer of warning driving circuit that warning driving circuit output drive signal control alarm buzzer is reported to the police.
Compared with prior art, the beneficial effect that this utility model is brought is: this hoistway door is opened intelligent alarm system unusually not only can detect door of elevator waiting hall by dangerous situation about opening by actv., but also can in time report to the police, improve the safety performance of elevator, reduce elevator because of the dangerous loss of opening the door and causing.Possess reliability height, advantage that extendability is strong, specifically, because advantages such as the precision height of infradred sensor, good reliability make the reliability of this system strengthen; System adopts serial interface circuit and less radio-frequency transmission circuit, can obtain to open unusually the number of floor levels of Room door by central process unit to the decoding of floor address code circuit, the number of floor levels of the unusual unlatching Room door that obtains can be connected with control system or host computer by serial interface circuit; The less radio-frequency transmission circuit also can send to the number of floor levels of opening Room door unusually other expansion equipment; Make the extendability of this system strengthen.When hoistway door is opened unusually, enter the Room and carry out the actv. early warning in front of the door, at utmost reduce the personal injury that causes because of elevator accident, ensured the people's life security taking the elevator personnel.
Description of drawings
Scheme drawing when Fig. 1 normally moves for escalator;
Fig. 2 is the another side scheme drawing of Fig. 1;
Scheme drawing when Fig. 3 opens unusually for escalator;
Fig. 4 is the another side scheme drawing of Fig. 3;
Fig. 5 is the scheme drawing of the utility model intelligent alarm system;
Fig. 6 is the scheme drawing of the utility model safety detection method.
Among the figure: Room door infradred sensor-1, car infradred sensor-2, outside input processing circuit-3, central process unit-5, floor address code circuit-4, less radio-frequency transmission circuit-7, serial interface circuit-8, warning driving circuit-6, alarm buzzer-9, car-11, hoistway-12, Room door-13.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
As shown in Figure 5: a kind of hoistway door of the present utility model is opened intelligent alarm system unusually: comprise Room door infradred sensor 1, car infradred sensor 2, outside input processing circuit 3, central process unit 5, floor address code circuit 4, less radio-frequency transmission circuit 7, serial interface circuit 8 and warning driving circuit 6;
Described Room door infradred sensor 1 and car infradred sensor 2 connect with outside input processing circuit 3, outside input processing circuit 3 incoming signals are given central process unit 5, floor address code circuit 4 input number of floor levels information are given central process unit 5, central process unit 5 outputs signal to less radio-frequency transmission circuit 7, serial interface circuit 8 and warning driving circuit 6, with warning driving circuit 6 joining alarm buzzers 9, warning driving circuit 6 output drive signals control alarm buzzer 9 is reported to the police.Less radio-frequency transmission circuit 7 and serial interface circuit 8 link with other application extension equipment, and the expansion interface and the external data that are used for this monitoring system are mutual.
As shown in Figure 6: the utility model also discloses a kind of hoistway door and opens safety detection method unusually: when hoistway door 13 was not opened, Room door infradred sensor 1 kept detection signal output, and central process unit 5 does not carry out logic operation; When hoistway door 13 is opened, lift car 11 present positions and unlatching Room door 13 are when same floor, the 1 no detection signal output of Room door infradred sensor, and car infradred sensor 2 has information output when detecting lift car 11, this moment, hoistway door 13 was normal opening; When hoistway door 13 is opened, lift car 11 present positions with open Room door 13 when the different floor, the 1 no detection signal output of Room door infradred sensor, and car infradred sensor 2 is not when detecting lift car 11, the floor position that lift car 11 is not opened at Room door 13 is described, at this moment, hoistway door 13 is unusual opening, central process unit 5 sends alerting signal to warning driving circuit 6, and warning driving circuit 6 drives alarm buzzer 9 and reports to the police; Simultaneously, central process unit 5 reads the data of floor address code circuit 4 as the warning number of floor levels, and the output of its number of floor levels is sent to serial interface circuit 8 and less radio-frequency transmission circuit 7, as application extension, serial interface circuit 8 and less radio-frequency transmission circuit 7 send the number of floor levels that opens the door unusually to other application extension equipment.
Room door infradred sensor 1 is arranged on over against hoistway door 13, and car infradred sensor 2 is arranged on lift car 11 stop positions; When Room door 13 is opened, Room door infradred sensor 1 outgoing level becomes low level by high level, outside input processing circuit 3 reads Room door infradred sensor 1 low level signal and sends to central process unit 5, central process unit 5 reads car infradred sensor 1 level by outside input processing circuit 3 simultaneously, the corresponding logic determines in Xingqi of going forward side by side realizes Room door 13 unusual open detection methods.
When hoistway door 13 is opened, utilize safety detection method of the present utility model to make safe judgement, whether detect lift car 11 at the place floor of opening Room door 13, if not at the place floor, then auto alarm is reminded.Its technical measures of taking are as follows:
The infrared observation technology: adopt hoistway door infradred sensor 1 and lift car infradred sensor 2 near monitoring technology, when hoistway door 13 is closed, Room door infradred sensor 1 can monitor hoistway door 13 signals; In like manner, when lift car 11 near the time, car infradred sensor 2 can monitor lift car 11 signals.Be used at two infradred sensors of same floor, realized like this when Room door 13 is opened, judging that whether lift car 11 is at This floor.
Microcontroller embedded technology: the signal of Room door infradred sensor 1 and car infradred sensor 2 reads signal by central process unit 5, central process unit 5 is the common unit machine in market, Room door 13 signals and car 11 signals that 5 pairs of central process units read carry out logic determines, if unusual the unlatching takes place in Room door 13, then alerting signal is sent to warning driving circuit 6, otherwise wait for the unlatching of Room door 13 next time.
Obtain the floor technology of unusual unlatching Room door 13: default floor coding is identical with the actual floor number of plies in floor address code circuit 4, when opening Room door 13 and lift car 11 not at This floor, central process unit 5 can read the floor data in the floor address code circuit 4, and send in serial interface circuit 8 and the less radio-frequency transmission circuit 7, to be ready for use on the expansion of system.
Be independent of elevator control loop isolation technology: for fully guaranteeing the reliability of elevator self control system, can not cause the generation of elevator faults because of the fault of native system, therefore adopted and the complete physical isolation of elevator control loop, guaranteed the elevator inherently safe.
Below in conjunction with accompanying drawing 1-6 its structure and principle are done further detailed annotation, during concrete the use: in hoistway door 13 mechanisms, install Room door infradred sensor 1 and car infradred sensor 2 near switch and intelligent alarm system, Room door infradred sensor 1 is used for over against hoistway door 13, and car infradred sensor 2 is used for lift car 11 stop positions; Guarantee during installation that Room door 13 infrared rays biography sensor can be sensed the infrared reflection light source when hoistway door 13 is closed, the expression sensor has signal, and car infradred sensor 2 can be sensed the infrared reflection light source when assurance lift car 11 stopped, and the expression sensor has signal.
This hoistway door is opened intelligent alarm system unusually not only can detect door of elevator waiting hall 13 by dangerous situation about opening by actv., but also can in time report to the police, and improves the safety performance of elevator, reduces elevator because of the dangerous loss of opening the door and causing.Possess reliability height, advantage that extendability is strong, specifically, because advantages such as the precision height of infradred sensor, good reliability make the reliability of this system strengthen; System adopts serial interface circuit 8 and less radio-frequency transmission circuit 7, can obtain to open unusually the number of floor levels of Room door 13 by the decoding of 5 pairs of floor address code circuits 4 of central process unit, the number of floor levels of the unusual unlatching Room door 13 that obtains can be connected with control system or host computer by serial interface circuit 8; Less radio-frequency transmission circuit 7 also can send to the number of floor levels of opening Room door 13 unusually other expansion equipment; Make the extendability of this system strengthen.Adopt native system to carry out the actv. early warning before the elevator personnel enter Room door 13 taking, at utmost reduce the personal injury that causes because of elevator accident, ensured the people's life security.
More than hoistway door provided by the utility model opened intelligent alarm system unusually carried out detailed introduction, used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof; For one of ordinary skill in the art, according to thought of the present utility model, part all can change on the specific embodiment, it will be possible that change of the present utility model and political affairs are advanced, and can not exceed the design and the scope of accessory claim defined, in sum, this description should not be construed as restriction of the present utility model.
Claims (2)
1. a hoistway door is opened intelligent alarm system unusually, it is characterized in that: comprise Room door infradred sensor, car infradred sensor, outside input processing circuit, central process unit, floor address code circuit, less radio-frequency transmission circuit, serial interface circuit and warning driving circuit;
Described Room door infradred sensor and car infradred sensor connect with outside input processing circuit, outside input processing circuit incoming signal is given central process unit, floor address code circuit input number of floor levels information is given central process unit, central process unit outputs signal to less radio-frequency transmission circuit, serial interface circuit and warning driving circuit, less radio-frequency transmission circuit and serial interface circuit and other application extension equipment link, and the expansion interface and the external data that are used for this monitoring system are mutual.
2. a kind of hoistway door according to claim 1 is opened intelligent alarm system unusually, it is characterized in that: comprise also and the joining alarm buzzer of warning driving circuit that warning driving circuit output drive signal control alarm buzzer is reported to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200352553U CN201999614U (en) | 2011-02-10 | 2011-02-10 | Intelligent warning system for abnormal opening of hoistway door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200352553U CN201999614U (en) | 2011-02-10 | 2011-02-10 | Intelligent warning system for abnormal opening of hoistway door |
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| Publication Number | Publication Date |
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| CN201999614U true CN201999614U (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200352553U Expired - Fee Related CN201999614U (en) | 2011-02-10 | 2011-02-10 | Intelligent warning system for abnormal opening of hoistway door |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102085990A (en) * | 2011-02-10 | 2011-06-08 | 重庆和航科技有限公司 | Intelligent warning system for abnormal opening of lift door and safety detecting method thereof |
| CN103058035A (en) * | 2012-12-25 | 2013-04-24 | 王宝根 | Elevator anti-falling safety net |
-
2011
- 2011-02-10 CN CN2011200352553U patent/CN201999614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102085990A (en) * | 2011-02-10 | 2011-06-08 | 重庆和航科技有限公司 | Intelligent warning system for abnormal opening of lift door and safety detecting method thereof |
| CN103058035A (en) * | 2012-12-25 | 2013-04-24 | 王宝根 | Elevator anti-falling safety net |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Chongqing Hehang Technology Co.,Ltd. Document name: Notification to Pay the Fees |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20180210 |