CN204552434U - A kind of automatic door unit - Google Patents
A kind of automatic door unit Download PDFInfo
- Publication number
- CN204552434U CN204552434U CN201520041689.2U CN201520041689U CN204552434U CN 204552434 U CN204552434 U CN 204552434U CN 201520041689 U CN201520041689 U CN 201520041689U CN 204552434 U CN204552434 U CN 204552434U
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- Prior art keywords
- automatic door
- unit
- door
- door unit
- main control
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Abstract
The utility model proposes that a kind of automatic door unit comprises guide rail, the door be arranged on guide rail, the driver element of driving gate folding and the main control unit to driver element input of control commands, described main control unit is provided with the sensor unit of sense object, it is characterized in that: described sensor unit is Doppler's millimetre-wave radar.The utility model adopts Doppler's millimetre-wave radar to realize pedestrian's speed detection, automatically the velocity interpolation self adaptation automatic door unit function of an On/Off is adjusted according to pedestrian's speed, improve the intelligent of automatic door, the time period region that automatic door is opened can also be set in addition, improve public place safety and the time of gate delay closedown is set, and system introduces pinch resistant functionality, ensure the safety of discrepancy pedestrian.This automatic door unit can with gate control system perfect adaptation, increase system flexibility.Adopt self-locking mechanism, when reducing system malfunctions, the time that door is opened.
Description
Technical field
The utility model relates to automatic control technology field, particularly relates to the automatic door unit with automatic open-close function.
Background technology
Automatic door unit, as one communal facility easily, brings a lot of facility to the trip of people, has obtained applying more and more widely.At present, automatic door unit mostly adopts infrared induction.
Adopt the automatic door of infrared induction technology, as long as there is object to enter induction region, door automatically will be opened and close after extending setting-up time, and intelligent extremely low, especially static target also can trigger door opening action; After the executing agency opened and closed automatically when door in addition breaks down, system cannot control door to open by electronic installation, once there be the disasters such as fire to occur, door can not be opened at once, and forms dangerous greatly to lives and properties.In addition, most of automatic door unit and gate control system can not be well integrated, cannot take into account the flexibility of automatic door unit and the safety of gate control system.
Utility model content
Technical problem to be solved in the utility model realizes a kind of safe and reliable automatic door unit.
To achieve these goals, the technical solution adopted in the utility model is: a kind of automatic door unit comprises guide rail, the door be arranged on guide rail, the driver element of driving gate folding and the main control unit to driver element input of control commands, described main control unit is provided with the sensor unit of sense object, it is characterized in that: described sensor unit is Doppler's millimetre-wave radar.
The utility model adopts Doppler's millimetre-wave radar to realize self adaptation automatic door unit function, improve the intelligent of automatic door, the time period region that automatic door is opened can also be set in addition, improve public place safety and the time of gate delay closedown is set, and system can introduce pinch resistant functionality, ensure that the safety of the pedestrian that comes in and goes out.
Native system also add self-locking mechanism, when system actuator breaks down, user is by interactive terminal input super authority password, self-locking mechanism control circuit is controlled by self-locking mechanism electromagnetic actuation by interactive system, door is separated with the transmission mechanism of executing agency, coordinate manpower to be opened by door, shorten in emergency circumstances opening time.This system can be integrated with gate control system flexibly by RS232 expanding communication interface, both improved the flexibility that system uses, and can improve again the safety of public place.
Accompanying drawing explanation
Below the content that width accompanying drawing every in the utility model manual is expressed is briefly described:
Fig. 1 is system power supply system architecture diagram;
Fig. 2 is system master unit composition frame chart;
Fig. 3 is system human-computer interaction terminal composition frame chart;
Fig. 4 is radar front-end architecture block diagram.
Detailed description of the invention
Automatic door unit comprises guide rail, the door be arranged on guide rail, the driver element of driving gate folding and the main control unit to driver element input of control commands, wherein main control unit is provided with the sensor unit of sense object, and sensor unit of the present utility model adopts Doppler's millimetre-wave radar.Below all parts of automatic door unit is described in detail.
As shown in Figure 2, main control unit comprises a MCU minimum system, Doppler's millimetre-wave radar front end (containing antenna), processing circuitry of intermediate frequency, motor encoder pulses signal acquisition circuit, press button input signal, actuating mechanism controls output signal, magnet control output signal, the RS232 communication interface, LED visual alarm control circuit and the device that carry out communicating with interactive terminal, BUZZER sound sensation alarm control circuit and device.
The SPI Flash memory circuit that one MCU minimum system comprises OSC clock circuit, extends out.Doppler radar front end is made up of oscillator, frequency mixer, phase shifter, transmitting antenna and reception antenna.As shown in Figure 3, the wherein external 5V voltage of oscillator, 24GHz microwave signal is launched in vibration, and gone out by transmission antennas transmit, with time-division 2 tunnel, a road enters frequency mixer, and an other road also enters another one frequency mixer after 90 phase shifters.The microwave signal of launching is through objective emission, and reception antenna receives echo-signal and divides two-way to enter two frequency mixers respectively to carry out mixing, produces homophase intermediate-freuqncy signal I, and orthogonal intermediate-freuqncy signal Q.The I that doppler radar signal processing circuitry of intermediate frequency exports for gathering Doppler radar front end, Q two-way intermediate-freuqncy signal, and carry out filter and amplification and analog-to-digital conversion process obtain for the treatment of data signal be input to the built-in ADC analog-to-digital conversion module of DSP and carry out processing and produce pending data signal.Motor encoder pulses signal acquisition circuit is used for acquisition pulse signal, obtains motor speed, thus indirectly obtains the speed of door closedown.Push-button switch signal Acquisition Circuit, for gathering hand push button trigger switch signal, obtains button trigger action.Actuating motor start and stop, the rotating of actuating mechanism controls output signal for controlling executing agency, drive executing agency to perform and open the door and action of closing the door.Magnet control output signal for controlling disconnection or the adhesive of the electromagnet of self-locking mechanism, thus controls self-locking mechanism, realizes the transmission mechanism of executing agency's part and being separated or combination of door.RS232 communication interface is used for communicating with interactive terminal, transmission user interactive information.LED output control circuit is for controlling driving LED visual alarm device.BUZZER output control circuit drives buzzer sound sensation warning device for controlling.
System is also provided with human-computer interaction terminal, and as shown in Figure 4, it comprises the 2nd MCU minimum system, carries out the RS232 communication interface 1 communicated, the RS232 communication interface 2 expanded, man-machine interaction input keyboard, output display device with main control unit, hand push button.
The SPI Flash memory circuit that 2nd MCU minimum system still comprises OSC clock circuit, extends out.2 road RS232 communication interface circuits, a road communicates with main control unit, and an other road is used for expander gate access control system.Man-machine interaction input keyboard is used for user and carries out Operation system setting, and output display device is used for information prompting and display.
If the target of movement enters search coverage, the time period of automatically opening as allowed at door, then door is opened automatically.Under rare occasion, if target at the regional level in stop, then radar front end cannot detect, if now this target is wanted to enter, then can manually be opened by door by button.
Electric supply system is exchanged by 220V AC as shown in Figure 1 and turns 12V dc source, and 12V turns 5V, and 5V turns 3.3V DC power portion and is grouped into.
Native system can also obtain motor speed by motor encoder pulses Acquisition Circuit; indirectly obtain a speed of opening; after door runs into obstruction; the time (T) of closedown more automatic than door will be grown by the interpulse period (t) of reading; as t>2*T; system is thought has obstruction between two; system performs anti-pinch algorithm; automatic stopping is closed the door and is reopened by door; thus prevent the pedestrian of turnover or animal to crush, shutter is not damaged simultaneously.The number of times running into obstruction when door is greater than 10 times, then system thinks that door cannot normally be closed, and there is potential safety hazard, is reported to the police by warning device, reminds security personnel to carry out troublshooting.
When the executing agency that door opens and closes automatically break down door cannot be opened and closed automatically when, user can use super authority control system self-locking mechanism control circuit by interactive terminal, control electromagnetic actuation, door is separated with transmission mechanism, under the effect of manpower, door opened or close, waiting to be repaired.
Native system can also by the RS232 communication interface expander gate access control system of expansion, can extensive radio frequency card access control system or fingerprint entrance guard system, as legal discrepancy personnel by access card or fingerprint by legal identity information input gate access control system, send door open command by the RS232 communication interface of expansion to interactive terminal simultaneously, if interactive terminal opening gate system enabling authority, then interactive terminal sends door open command to main control unit, after instruction is sent to main control unit by the RS232 communication interface between human-computer interaction terminal by main control unit, door is opened by main control unit by control executing agency.This expanded function makes this automatic door unit function more perfect, and user can be arranged on gate inhibition by super authority and stop in the time period of unlatching automatically, is opened by door, realize the perfection set of self adaptation automatic door and gate control system by access card or fingerprint.
Automatic door of the present invention compared with prior art tool of uniting has the following advantages:
This system adopts Doppler's millimetre-wave radar, can meet actual self adaptation automatic door scene demand, compared with competing product automatic door unit, realize cost lower, can according to pedestrian's speed, and the speed that adjustment door is opened increases pedestrian and experiences.
System can be arranged system flexibly by friendly interactive interface, comprises and arranges a delay time of closing, and arranges gate inhibition and stops the settings such as the time period of opening.Improve the safety of system flexibility and public place.
When system actuator breaks down, without the need to the way by mechanical removal, door is opened, and by user's super authority, control the electromagnet of self-locking mechanism, coordinate people manually to be opened by door.Fine reply is in emergency circumstances opened the door demand fast.
System is provided with encoder on actuating motor, by reading encoder pulse and interpulse period, can judge whether the speed that door is closed and door have barrier obstruction, and when there being barrier obstruction, system performs anti-pinch algorithm.If have barrier obstruction for a long time, and correctly do not arrange a delay time of closing, system thinks to there is potential safety hazard, and the warning device carried by system carries out warning reminding.
When systems axiol-ogy cannot normally be closed to door, carry out warning reminding.
The all right expander gate access control system of system, realizes the perfection set of self adaptation automatic door and gate control system, forbids, in the time period of unlatching, meeting the flexibility that legal discrepancy personnel normally come in and go out to be increased in automatic door.Also ensure that the public safety of public place in improper business hours section simultaneously.
Above exemplifying embodiment: be the improvement and a kind of self adaptation automatic door unit based on Doppler's millimetre-wave radar proposed carried out for the shortcoming existing for the automatic door of public arena.
Claims (5)
1. an automatic door unit, automatic door unit comprises guide rail, the door be arranged on guide rail, the driver element of driving gate folding and the main control unit to driver element input of control commands, described main control unit is provided with the sensor unit of sense object, it is characterized in that: described sensor unit is Doppler's millimetre-wave radar.
2. automatic door unit according to claim 1, is characterized in that: described main control unit comprises a MCU minimum system, Doppler's millimetre-wave radar front end, processing circuitry of intermediate frequency, motor encoder pulses signal acquisition circuit, press button input signal, actuating mechanism controls output signal, magnet control output signal, the RS232 communication interface, LED visual alarm control circuit and the device that carry out communicating with interactive terminal, sound sensation alarm control circuit and device.
3. automatic door unit according to claim 2, it is characterized in that: the SPI Flash memory circuit that a described MCU minimum system comprises OSC clock circuit, extends out, described Doppler's millimetre-wave radar is made up of the voltage controlled oscillator of reception antenna, frequency mixer, phase shifter, generation microwave signal and transmitting antenna.
4. the automatic door unit according to claim 1,2 or 3, it is characterized in that: described automatic door unit is also provided with human-computer interaction terminal, described human-computer interaction terminal comprises the 2nd MCU minimum system, carries out with main control unit the communication interface, keyboard, display unit and the hand push button that communicate.
5. automatic door unit according to claim 4, is characterized in that: described automatic door unit is provided with power module, and described power module is exchanged by 220V AC and turns 12V dc source, and 12V turns 5V, and 5V turns 3.3V dc source composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520041689.2U CN204552434U (en) | 2015-01-21 | 2015-01-21 | A kind of automatic door unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520041689.2U CN204552434U (en) | 2015-01-21 | 2015-01-21 | A kind of automatic door unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204552434U true CN204552434U (en) | 2015-08-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520041689.2U Expired - Fee Related CN204552434U (en) | 2015-01-21 | 2015-01-21 | A kind of automatic door unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204552434U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652270A (en) * | 2016-02-17 | 2016-06-08 | 韦醒妃 | Automatic entrance guard with recognition function |
| CN105869241A (en) * | 2016-03-28 | 2016-08-17 | 安徽工程大学 | Doppler radar-based adaptive automatic door system and control method thereof |
| CN105931326A (en) * | 2016-04-15 | 2016-09-07 | 刘双文 | Access control device and method |
| CN106014077A (en) * | 2016-07-04 | 2016-10-12 | 珠海格力电器股份有限公司 | Control method and device for sliding door |
| CN106097527A (en) * | 2016-08-09 | 2016-11-09 | 四川星门科技有限公司 | Intelligence controlling device for doors and control method |
| CN106401371A (en) * | 2016-09-23 | 2017-02-15 | 红门智能科技股份有限公司 | Direct-current driving and controlling system for electric door |
| CN106713815A (en) * | 2016-12-30 | 2017-05-24 | 广西芮芽科技有限公司 | Building intercom system |
| CN106791569A (en) * | 2016-12-30 | 2017-05-31 | 广西芮芽科技有限公司 | The building conversational system of time can be forecast to reach |
| CN109267891A (en) * | 2018-10-30 | 2019-01-25 | 昆山赛诺泰克工业科技有限公司 | Electric tail gate control system and control method based on millimeter wave |
| CN112236575A (en) * | 2018-05-18 | 2021-01-15 | 亚萨合莱自动门系统有限公司 | Access system |
| CN112346044A (en) * | 2020-09-30 | 2021-02-09 | 铱芯科技(深圳)有限公司 | Radar sensing device and method for automatic door and access passage |
| CN112360285A (en) * | 2020-10-27 | 2021-02-12 | 浙江清华长三角研究院 | Automatic door three-dimensional machine vision sensor and sensing method thereof |
-
2015
- 2015-01-21 CN CN201520041689.2U patent/CN204552434U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652270A (en) * | 2016-02-17 | 2016-06-08 | 韦醒妃 | Automatic entrance guard with recognition function |
| CN105869241A (en) * | 2016-03-28 | 2016-08-17 | 安徽工程大学 | Doppler radar-based adaptive automatic door system and control method thereof |
| CN105931326A (en) * | 2016-04-15 | 2016-09-07 | 刘双文 | Access control device and method |
| CN106014077A (en) * | 2016-07-04 | 2016-10-12 | 珠海格力电器股份有限公司 | Control method and device for sliding door |
| CN106097527A (en) * | 2016-08-09 | 2016-11-09 | 四川星门科技有限公司 | Intelligence controlling device for doors and control method |
| CN106401371A (en) * | 2016-09-23 | 2017-02-15 | 红门智能科技股份有限公司 | Direct-current driving and controlling system for electric door |
| CN106713815A (en) * | 2016-12-30 | 2017-05-24 | 广西芮芽科技有限公司 | Building intercom system |
| CN106791569A (en) * | 2016-12-30 | 2017-05-31 | 广西芮芽科技有限公司 | The building conversational system of time can be forecast to reach |
| CN112236575A (en) * | 2018-05-18 | 2021-01-15 | 亚萨合莱自动门系统有限公司 | Access system |
| CN112236575B (en) * | 2018-05-18 | 2023-02-17 | 亚萨合莱自动门系统有限公司 | Access system |
| CN109267891A (en) * | 2018-10-30 | 2019-01-25 | 昆山赛诺泰克工业科技有限公司 | Electric tail gate control system and control method based on millimeter wave |
| CN112346044A (en) * | 2020-09-30 | 2021-02-09 | 铱芯科技(深圳)有限公司 | Radar sensing device and method for automatic door and access passage |
| CN112360285A (en) * | 2020-10-27 | 2021-02-12 | 浙江清华长三角研究院 | Automatic door three-dimensional machine vision sensor and sensing method thereof |
| CN112360285B (en) * | 2020-10-27 | 2023-07-11 | 浙江清华长三角研究院 | Automatic door stereoscopic machine vision sensor and sensing method thereof |
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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: 20150812 Termination date: 20160121 |
|
| EXPY | Termination of patent right or utility model |