CN205384477U - House information management system based on radio communication - Google Patents
House information management system based on radio communication Download PDFInfo
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- CN205384477U CN205384477U CN201620006191.7U CN201620006191U CN205384477U CN 205384477 U CN205384477 U CN 205384477U CN 201620006191 U CN201620006191 U CN 201620006191U CN 205384477 U CN205384477 U CN 205384477U
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- radio communication
- chip microcomputer
- infrared sensor
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Abstract
The utility model relates to a house information management system based on radio communication, including set up in the infrared sensor of door department, receive infrared sensor outgoing letter number and based on its judgement whether someone come in and go out the door single chip microcomputer system, with single chip microcomputer system radio communication and show the computer of judged result. Infrared sensor is through level shifting circuit and be connected with single chip microcomputer system. Single chip microcomputer system passes through the looks radio communication of bluetooth communication system with the computer. The bluetooth communication system includes the bluetooth module that is connected with single chip microcomputer system, be connected with the computer and with a bluetooth module radio communication's the 2nd bluetooth module. The 2nd bluetooth module is connected with the computer through USB -TTL serial ports conversion module. The utility model discloses can to whether someone come in and go out door and the door of when cominging in and going out and monitor, in the time of in being applied to " intelligence endowment " system, activity situation that can the timely feedback old person provides the support for old person daily life's remote monitoring.
Description
Technical field
This utility model relates to a kind of system for Household information is managed.
Background technology
Along with the intensification of aged tendency of population degree, increasing of " Empty nest elderly " quantity, the health of old people and life receive more and more attention and attention.Aged tendency of population brings certain social problem, and the healthy living of old solitary people can not get ensureing, the old man in family is also lived worried by the children far away from other places, for this phenomenon, there has been proposed a kind of novel Aged mode " intelligence endowment "." intelligence endowment " refers to the technological means such as employing computer technology, Radio Transmission Technology, sensor technology, implants the devices such as electronic chip so that the daily life of old people is in long distance monitoring state in endowment equipment at home.And in the long distance monitoring to old people, whether come in and go out door, the door that when comes in and goes out of old people is a more important monitoring project.
Summary of the invention
The purpose of this utility model be to provide a kind of can automatically whether to, someone Household information based on radio communication that door is monitored that comes in and goes out manages system.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is:
A kind of Household information based on radio communication manages system, for monitoring whether that someone comes in and goes out door, the described Household information based on radio communication manages system and includes being arranged at the infrared sensor at described door place, receive signal that described infrared sensor sends and determine whether that people comes in and goes out the Single Chip Microcomputer (SCM) system of door and described Single Chip Microcomputer (SCM) system radio communication show the computer of judged result based on it.
Described infrared sensor is connected with described Single Chip Microcomputer (SCM) system through level shifting circuit.
Described Single Chip Microcomputer (SCM) system and described computer are by Bluetooth communication system phase radio communication.
The first bluetooth module that described Bluetooth communication system includes being connected with described Single Chip Microcomputer (SCM) system be connected with described computer and with the second bluetooth module of described first bluetooth module radio communication.
Described second bluetooth module is connected with described computer by USB-TTL serial ports modular converter.
Described infrared sensor is correlation type infrared sensor, and it includes emitter and receptor, described emitter and described receptor and is separately mounted to the both sides of described door.
The described Household information based on radio communication manages system and includes the two described infrared sensors of set, two overlap described infrared sensor is vertically arranged in described door place, and two the distance overlapped between described infrared sensor be 40-60cm, the distance between the described infrared sensor and the bottom surface that are positioned below is 40-60cm.
Described Single Chip Microcomputer (SCM) system adopts single-chip minimum system.
The described Household information based on radio communication manages the power module that system also includes powering for described infrared sensor and described Single Chip Microcomputer (SCM) system.
Owing to technique scheme is used, this utility model compared with prior art has the advantage that this utility model someone can come in and go out door and the door that when comes in and goes out is monitored to whether, when being applied in " intelligence endowment " system, can feeding back the activity situation of old people in time, the long distance monitoring for old people's daily life provides support.
Accompanying drawing explanation
Accompanying drawing 1 is theory diagram of the present utility model.
Accompanying drawing 2 is the circuit diagram of mu balanced circuit in this utility model.
Accompanying drawing 3 is the circuit diagram of the level shifting circuit in this utility model.
Accompanying drawing 4 is the circuit diagram of the Single Chip Microcomputer (SCM) system in this utility model.
Accompanying drawing 5 is the circuit diagram of the USB-TTL serial ports modular converter in this utility model.
Accompanying drawing 6 is the circuit diagram of the first bluetooth module in this utility model or the second bluetooth module.
Accompanying drawing 7 arranges schematic diagram for infrared sensor of the present utility model.
Detailed description of the invention
Below in conjunction with embodiment shown in the drawings, this utility model is further described.
Embodiment one: shown in accompanying drawing 1.A kind of for monitor whether someone come in and go out door based on radio communication Household information manage system, including infrared sensor, Single Chip Microcomputer (SCM) system, computer and power module.
Infrared sensor is arranged at door place.Infrared sensor includes the types such as grooved infrared sensor, correlation type infrared sensor, mirror surface reflecting type infrared sensor, scattered reflection type infrared sensor, adopts correlation type infrared sensor in the present embodiment.The infrared sensor of this correlation type includes the emitter and the receptor that are separated, and emitter and receptor are separately mounted to the both sides of door, as on doorframe so that the infrared ray that emitter sends is arranged across door.In unmanned situation, the infrared ray that emitter sends is received by receptor, and when have people come in and go out door time, infrared ray is sheltered from by human body, and now receptor cannot receive infrared ray.Thus, when unmanned come in and go out door and have people come in and go out door time, the signal that infrared sensor output is different.Concrete, infrared sensor adopts Omron E3JK correlation type photoswitch, and its parameter is as follows:
(1) detection mode: correlation type.E3JK-5DM1 is emitter, and E3JK-5L is receptor.
(2) detecting distance: 5 meters.
(3) opaque body of standard detection object: more than φ 14.8mm.
(4) angle is pointed to: throwing, each 3-20 degree of light-receiving device.
(5) light source (emission wavelength): infrared diode (950nm).
(6) supply voltage: direct current 12-240V, selects 12V to power in the design.
(7) output is controlled: relay NPN type exports, output high level 12V when not having shelter between upper figure infrared sensor, output low level 0V when having a shelter.
(8) response time: below 30ms.
Power module is divided into two parts, and a part is for powering for infrared sensor, and namely power module provides 12V DC source to infrared sensor but infrared sensor work；Another part of power module is then for providing 3.3V DC source for Single Chip Microcomputer (SCM) system.When receptor can normally receive the infrared ray that emitter sends, export 12V high level voltage, and when receptor can not normally receive infrared ray when infrared ray is blocked, it exports 0V low level voltage.If power module provides the DC source of 5V, then also needing to build a 5V and turn the mu balanced circuit of 3.3V, 5V DC source is converted to 3.3V DC source and is supplied to Single Chip Microcomputer (SCM) system, as shown in Figure 2, it adopts voltage stabilizing chip LM1117 to build to this mu balanced circuit.LM1117 mu balanced circuit is a low voltage difference three adjustable integrated regulator of end, can provide electric current restriction and Thermal protection for circuit, and outfan needs the tantalum electric capacity of a 10uF to improve transient response and voltage stability.
The signal of infrared sensor output should be delivered in Single Chip Microcomputer (SCM) system, and the low and high level that Single Chip Microcomputer (SCM) system can recognise that respectively 3.3V and 0V, therefore need a level shifting circuit to process the output signal of infrared sensor, namely the output of infrared sensor and level shifting circuit and be connected with Single Chip Microcomputer (SCM) system, can by the voltage signal of the I/O mouth identification of Single Chip Microcomputer (SCM) system thus the signal that infrared sensor exports is converted into.As shown in Figure 3, it is by audion 9013(NPN type for this level shifting circuit), resistance (resistance is 4.7K, 10K totally two), 3.3V power supply, form.The base stage of audion 9013 is connected with the outfan of infrared sensor by 10K resistance, and colelctor electrode is connected with the working power 3.3V power supply of Single Chip Microcomputer (SCM) system by 4.7K resistance；Single Chip Microcomputer (SCM) system I/O mouth is also connected on colelctor electrode, as signal input part；Grounded emitter.Being 12V high level when infrared sensor exports signal, when namely infrared ray is not blocked, audion 9013 turns on, and the output signal on colelctor electrode is 0V, can by single-chip microcomputer system identification, and namely the I/O mouth voltage of Single Chip Microcomputer (SCM) system is 0V low level；And when infrared sensor output signal is 0V low level, when namely light is blocked, audion 9013 ends, and the output signal on colelctor electrode is 3.3V high level, it is possible to by single-chip microcomputer system identification, and namely the I/O mouth voltage of Single Chip Microcomputer (SCM) system is high level 3.3V.
Single Chip Microcomputer (SCM) system adopt single-chip minimum system, namely single-chip microcomputer can work run minimal hardware system, it includes clock circuit, reset circuit, MSP430F149 singlechip chip, as shown in Figure 4.
Mixed-signal processor that MSP430 series monolithic is a kind of 16 super low-power consumptions of being released to market in 1996 by Texas Instruments, that there is reduced instruction set computer, it is for practical application request, the digital circuit of multiple difference in functionalitys, analog circuit, microprocessor is integrated on a single die, and it is characterized in that:
(1) super low-power consumption: running voltage 1.8-3.6V；Power down operations mode current 0.1uA, standby mode electric current 0.8uA；There is clock system two kinds different；There are 5 kinds of low-power consumption modes；Can any nested interrupt；Internal module can be closed；Silicon area is less by 30% than 8051, and power consumption is lower.
(2) performance of superelevation, powerful disposal ability: the CPU of 16 risc architectures, without accumulator, single cycle operation；High efficiency C code, can make user write less code, use less cycle.
(3) high performance analogue technique and abundant off-chip resource are had.
(4) system working stability, when master clock breaks down, internal clocking can start automatically.
(5) have and facilitate efficient development environment, it is not necessary to emulator and programmable device.
(6) famous large manufacturer product, has abundant exploiting natural resources and powerful technical support.
That this utility model is selected is the single-chip microcomputer MSP430F149 of MSP430F1X series, it includes the FLASH of 60KB+256 byte, the RAM of 2KB, has three fundamental clock modules, WatchDog Timer, 2 16 bit timing devices, 28 parallel-by-bit ports with interrupt function, 48 parallel-by-bit ports, analog comparater, 12 A/D converters, 2 serial communication interfaces.As product earlier, the features such as volume is little, cost performance is high, use is flexible, technology maturation that it has.This problem adopts 3.3V power supply mode.
(1) clock circuit
Clock cycle is the concussion cycle, is minimum, the most basic unit of time of single-chip microcomputer work.
MSP430F149 singlechip chip has three clock sources, can select to use suitable clock source according to real needs, and close unnecessary clock source:
1) DCOCLK is the digital control RC agitator of DCO, 800KHZ in sheet, is present in inside single-chip microcomputer, can be closed by program statement when not using.
2) LFXT1CLK is low speed crystal oscillator, 32.768KHZ, crystal oscillator one end of 32.768KHZ need to be connect single-chip microcomputer input XIN during use, a termination outfan XOUT, and by program statement either on or off.
3) XT2CLK is high speed crystal agitator, 8MHZ, and the crystal oscillator two ends of 8MHZ need to connect during use the input XT2IN of single-chip microcomputer, outfan XT2OUT respectively, and two ends are respectively by the capacity earth of a 30pF simultaneously, can be opened or closed by program statement.
MSP430F149 singlechip chip has three clock signals:
1) auxiliary clock signal of ACLK system, is obtained by LFXT1 clock source frequency dividing, for peripheral circuit.
2) master clock signal of MCLK system, can be obtained by three clock source frequency dividings, be used in conjunction with for CPU and system peripherals circuit module.
3) SMCLK system sub-clock, can be obtained by three clock source frequency dividings, for peripheral circuit module.
Native system uses outside 8M crystal oscillator XT2CLK, system master clock MCLK to be 8MHZ, and system sub-clock SMCLK is 8MHZ.
(2) reset circuit
Reset circuit is a kind of circuit arrangement making system recovery arrive original state, enables singlechip chip to restart running.Native system sets two kinds of repositioning methods: automatically reset, hand-reset.
The system that refers to that automatically resets when running can the process of electrification reset automatically, need to by the reset input pin REST one end of singlechip chip the resistance connection power supply VCC by 10K, the one end capacity earth by 0.1uF.Initially by capacity earth, REST is high level, and power supply VCC passes through resistance to electric capacity reverse charging, after a period of time, and REST port input low level 0V, automatically reset successfully, singlechip chip is started working.
Hand-reset is then need to be manually pressed by key switch, carry out the electrification reset of singlechip chip, need by key switch, the reset input pin REST of singlechip chip is connected to ground, when the button is pressed, REST pin and ground conducting, singlechip chip the RESET input input low level 0V, after button unclamps, hand-reset success, single-chip microcomputer is started working.
Single Chip Microcomputer (SCM) system receives the signal sent here of infrared sensor, and determines whether that people comes in and goes out door according to this signal, and exports signal according to judged result.Single Chip Microcomputer (SCM) system and Computer Wireless Communication, the signal of Single Chip Microcomputer (SCM) system output is delivered in computer, thus showing judged result on computers.
In the present embodiment, Single Chip Microcomputer (SCM) system and computer are by Bluetooth communication system phase radio communication.Bluetooth communication system includes the first bluetooth module and the second bluetooth module that can pass through bluetooth approach radio communication, and wherein the first bluetooth module is connected with Single Chip Microcomputer (SCM) system, and the second bluetooth module is then connected with computer.Owing to being used mostly USB interface in present stage computer, and single-chip microcomputer, bluetooth module etc. still use serial ports, therefore arrange USB-TTL serial ports modular converter between the second bluetooth module and computer to realize the connection of the two.As shown in Figure 5, its 5V also provided by voltage stabilizing chip ASM1117 turns 3.3V DC source and powers this USB-TTL serial ports modular converter, CH340TUSB bus switching chip the serial ports translation function realized.The bluetooth module that first bluetooth module, the second bluetooth module all adopt model to be as shown in Figure 6 HC-05, can realize communication after pairing.The feature of HC-05 bluetooth module have following some:
(1) wireless receiving and dispatching, sensitivity can reach-80dBm；
(2) complete Bluetooth Solution is had；
(3) low-power consumption；
(4) high performance wireless transceiver system is had；
(5) cost is low.
Computer can also access in the Internet, thus the door situation that the personnel monitored come in and gone out is sent to the mobile equipment in a distant place.
When to whether someone come in and go out door be monitored time, it is also possible to run into toy and come in and go out the situation of door.It is thus desirable to the setting of infrared sensor is improved.System should be managed based on the Household information of radio communication and include two set infrared sensors, two set infrared sensors are vertically arranged in door place, and two set infrared sensor between distance be 40-60cm, the distance between the infrared sensor and the bottom surface that are positioned below is 40-60cm.As shown in Figure 7, the distance between two set infrared sensors is 50cm, and the distance between the infrared sensor being positioned below and bottom surface is also for 50cm.And if only if two set infrared sensors in receptors all cannot receive correspondence emitter send infrared ray time, Single Chip Microcomputer (SCM) system just judges it is have people through door, now, on computer screen display " Peoplepasson ".And when the receptor only having in an infrared sensor all cannot receive the infrared ray that corresponding emitter sends, it is have toy through door now that Single Chip Microcomputer (SCM) system judges, computer screen shows " Smallanimalspasson ".And when two bundle infrared ray are not all blocked, computer screen shows " Nopeoplepasson ", i.e. " nobody passes through ".The mistake caused because of the appearance of toy can be avoided well to survey wrong report by the mode of two-beam detection.
At wiring board design aspect, adopt double-sided wiring pcb board, the receptor of infrared sensor, Single Chip Microcomputer (SCM) system, power module, level shifting circuit, the first bluetooth module etc. are arranged on this pcb board, select the element of patch-type encapsulation as much as possible, to reach to save cost, make full use of space, it is to avoid the complicated purpose of circuit.
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalences made according to this utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (8)
1. the Household information based on radio communication manages system, for monitoring whether that someone comes in and goes out door, it is characterized in that: the described Household information based on radio communication manages system and includes being arranged at the infrared sensor at described door place, receive signal that described infrared sensor sends and determine whether that people comes in and goes out the Single Chip Microcomputer (SCM) system of door and described Single Chip Microcomputer (SCM) system radio communication show the computer of judged result based on it, and described infrared sensor is connected with described Single Chip Microcomputer (SCM) system through level shifting circuit.
2. the Household information based on radio communication according to claim 1 manages system, it is characterised in that: described Single Chip Microcomputer (SCM) system and described computer are by Bluetooth communication system phase radio communication.
3. the Household information based on radio communication according to claim 2 manages system, it is characterised in that: the first bluetooth module that described Bluetooth communication system includes being connected with described Single Chip Microcomputer (SCM) system be connected with described computer and with the second bluetooth module of described first bluetooth module radio communication.
4. the Household information based on radio communication according to claim 3 manages system, it is characterised in that: described second bluetooth module is connected with described computer by USB-TTL serial ports modular converter.
5. the Household information based on radio communication according to claim 1 manages system, it is characterized in that: described infrared sensor is correlation type infrared sensor, it includes emitter and receptor, described emitter and described receptor and is separately mounted to the both sides of described door.
6. the Household information based on radio communication according to claim 1 manages system, it is characterized in that: the described Household information based on radio communication manages system and includes the two described infrared sensors of set, two overlap described infrared sensor is vertically arranged in described door place, and two the distance overlapped between described infrared sensor be 40-60cm, the distance between the described infrared sensor and the bottom surface that are positioned below is 40-60cm.
7. the Household information based on radio communication according to claim 1 manages system, it is characterised in that: described Single Chip Microcomputer (SCM) system adopts single-chip minimum system.
8. the Household information based on radio communication according to claim 1 manages system, it is characterised in that: it also includes the power module powered for described infrared sensor and described Single Chip Microcomputer (SCM) system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620006191.7U CN205384477U (en) | 2016-01-04 | 2016-01-04 | House information management system based on radio communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620006191.7U CN205384477U (en) | 2016-01-04 | 2016-01-04 | House information management system based on radio communication |
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| CN205384477U true CN205384477U (en) | 2016-07-13 |
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| CN201620006191.7U Expired - Fee Related CN205384477U (en) | 2016-01-04 | 2016-01-04 | House information management system based on radio communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316421A (en) * | 2017-08-16 | 2017-11-03 | 河海大学常州校区 | The night Material Management System and its application method in a kind of construction site |
-
2016
- 2016-01-04 CN CN201620006191.7U patent/CN205384477U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316421A (en) * | 2017-08-16 | 2017-11-03 | 河海大学常州校区 | The night Material Management System and its application method in a kind of construction site |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20200104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |