CN104834209B - A kind of time set with air quality monitoring and satellite automatic correcting time - Google Patents
A kind of time set with air quality monitoring and satellite automatic correcting time Download PDFInfo
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- CN104834209B CN104834209B CN201510171699.2A CN201510171699A CN104834209B CN 104834209 B CN104834209 B CN 104834209B CN 201510171699 A CN201510171699 A CN 201510171699A CN 104834209 B CN104834209 B CN 104834209B
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- time
- chip microcomputer
- perpetual calendar
- chip
- air quality
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Abstract
The present invention proposes the method and apparatus for being combined together air quality monitoring and time showing, and function during with satellite school, can make full use of original elapsed time clock, both be easily installed, cost is reduced again.Device is made up of power subsystem, housing unit, time display, drive circuit, perpetual calendar chip, regulation button, interface circuit, SCM system, time source, air mass sensor and air quality display.The advantage of the invention is air mass sensor being made in inside time set, chip microcontroller is to the renewal of perpetual calendar time and the detection and display of control air quality, and single assembly is detection and the clock count that air quality can be achieved, easy for installation, cost is low, is easy to large-scale promotion.
Description
Technical field
The present invention proposes a kind of time set with function of monitoring air quality, can apply to it is various need the time show
Show the occasion with environmental monitoring, such as family, government organs, national defence, school, hospital, traffic, finance department.
Background technology
Time display apparatus application is more popularized, and time display apparatus is fitted with current many public places, family.
The patent No. " 201510156885.9 " proposes a kind of time set with satellite automatic correcting time.Now with the development of science and technology,
People have been unsatisfactory for time set and have only shown temporal information.
Because current air quality is poor, people increasingly pay close attention to daily air quality.There is special air matter at present
Monitor is measured, but is needed individually placed.Thus bring inconvenience.The present invention proposes a kind of by environmental monitoring and timing knot
The device being combined, only need to install such device, you can the display time, current air mass can be shown again, by pole
The life of the convenient people of the earth.
The content of the invention
For the ease of installing, the present invention proposes the method for being combined together air quality monitoring and time showing and dress
Put, and function during with satellite school, original elapsed time clock can be made full use of, was both easily installed, cost is reduced again.
The technical scheme is that：Device is by power subsystem, housing unit, time display, drive circuit, perpetual calendar
Chip, regulation button, interface circuit, SCM system, time source, air mass sensor and air quality display composition.
Power subsystem provides power supply for each several part, the mechanical structure portion of housing unit then component devices.The output of perpetual calendar chip is connected to
Drive circuit, drive circuit output is connected to display, and perpetual calendar chip is connected with regulation button；When need to time set carry out
When time adjusts, by manually being operated to button.Button is connected with monolithic processor controlled interface circuit, time source
Output is connected with single-chip microcomputer.Air quality sensing module is connected with SCM system, air quality display and SCM system
It is connected.Time source can be：Beidou receiver, GPS, GALILEO receivers, GLONASS receivers, network time,
The connected mode of radio wave receiver etc., time source and single-chip microcomputer can be：Serial ports, SPI, I2C, wireless, WIFI, network interface
Deng.
The course of work of device is as follows：Perpetual calendar chip operation, carries out timing, and driving time has shown progress time, day
Phase shows；Air mass sensor is worked, and current air mass is monitored in real time, sends SCM system to, and single-chip microcomputer control is empty
Gas quality display is shown.
Automatic correcting time step is as follows：Time source is obtained giving single-chip microcomputer after fiducial time, and single-chip microcomputer was obtained after the time, defeated
Go out signal to interface circuit, interface circuit produces simulation manual calibration signal, perpetual calendar chip obtains simulating manual calibration signal
After update internal time；Perpetual calendar starts timing after time updates, and the time now exported is the time after synchronization.
The advantage of the invention is air mass sensor being made in inside time set, make use of time set general
Perpetual calendar chip and display portion, chip microcontroller is to the renewal of perpetual calendar time and controls the detection and display of air quality,
Single assembly is detection and the clock count that air quality can be achieved, and easy for installation, cost is low, is easy to large-scale promotion.
Brief description of the drawings
Fig. 1 is a kind of basic composition figure,
Fig. 2 is the annexation between perpetual calendar, interface circuit, single-chip microcomputer,
Fig. 3 is time automatic synchronization flow,
Fig. 4 is pulse regulation time principle,
Fig. 5 is adjustment pulse Computing Principle,
Fig. 6 is air quality monitoring flow.
Specific embodiment
The composition of time set is as shown in figure 1, time set is by power subsystem, housing unit, time display, driving electricity
Road, perpetual calendar chip, regulation button, interface circuit, single-chip microcomputer, time source, air quality sensing module and air quality are shown
Device is constituted.Power subsystem is converted to input power the electrical energy form of each several part needs, and power supply is provided for each several part；Housing unit
The mechanical structure portion of time set is then constituted, can be the frame structure of aluminum alloy frame composition or by metallic plate
Material carries out bending and constitutes box body.Perpetual calendar chip is that one kind can carry out time counting, output date, Hour Minute Second, week automatically
Etc. the chip of information；Drive circuit is a kind of power amplification circuit, and display can show current time and date, can be digital
Pipe is shown, LED pipe is shown and liquid crystal display；The output of perpetual calendar is connected to drive circuit, and the output of drive circuit is connected to display.
High resistant or short-circuit condition is presented by the control of single-chip microcomputer in interface circuit, can be realized using triple gate integrated circuit, can also use after
The modes such as electrical equipment are realized, within the protection domain of this patent.Interface circuit has multiple outputs, adjusts the pin of button with connecing
The output pin of mouth circuit is connected one by one.
Air quality sensing module is that one kind can detect in air material concentration in the air such as PM2.5 or PM10 or formaldehyde
Sensing module, air quality sensing module is connected with single-chip microcomputer, and its connected mode can be the digital forms such as serial data,
But the signal of pulse width variation, can also be the electric signal that analog signal of changes in amplitude etc. represents gaseous substance concentration.
Air quality display uses numeral method, and single-chip microcomputer controls it to show, its control mode has a variety of, is public
Know.
It is one group of button to adjust button, can be had with the time of manual adjustment timer, the timer of existing market sale,
Belong to known content.Perpetual calendar chip is connected with regulation button；When needing to carry out time adjustment to time set, by artificial
Button is operated, the modulated time arbitrarily set.
Annexation between perpetual calendar, interface circuit, single-chip microcomputer is as shown in Fig. 2 bipod and the regulation of perpetual calendar chip
Button bipod is connected, and the bipod of regulation button is connected with the bipod of interface circuit；The output of single-chip microcomputer is connected with interface circuit, connects
High resistant or short-circuit condition can be presented in mouth circuit under the control of single-chip microcomputer.Interface circuit can be simulated under the control of single-chip microcomputer
The signal that artificial control and regulation button is produced, realizes the time adjustment to perpetual calendar chip
SCM system includes the parts such as single-chip microcomputer, reset, oscillating circuit, is known content.The input and output of single-chip microcomputer
Mouth is connected with adjusting one end of button.Time source refers to that the device of special time, Ke Yishi can be obtained：Beidou receiver, GPS
Receiver, GALILEO receivers, GLONASS receivers, network time, radio wave receiver etc., time source obtain special time
Afterwards, temporal information is exported to single-chip microcomputer.The connected mode of time source and single-chip microcomputer can be：Serial ports, SPI, I2C, it is wireless,
WIFI, network interface etc..
The automatic synchronization process of time set is as shown in figure 3, be described as follows：
1st, single-chip microcomputer configuration processor, discriminates whether to need to carry out time synchronized；
2nd, single-chip microcomputer and time sources traffic, obtain current time；
3rd, perpetual calendar has an initial time, and single-chip microcomputer is calculated according to initial time and the time source time obtained
The time of adjustment is needed, generation regulation pulse；
4th, single-chip microcomputer output signal initialization perpetual calendar, then export regulation pulse, the time of perpetual calendar is updated to currently
Time.
Fig. 4 is pulse adjustment time principle, when input switch pulse, then current adjustment is arranged on " year ", " moon ", " day ",
" when ", " dividing ", switch between " second ", such as current adjustment is set to " year ", then now input adjustment pulse, then year value becomes
Change；
Fig. 5 is the Computing Principle of adjustment umber of pulse, is described as follows：
Subtracted each other when the year before last with initial year, obtain year adjustment pulse；
Currently subtract each other with the initial moon moon, obtain moon adjustment pulse；
Subtracted each other when the day before yesterday with initial day, obtain day adjustment pulse；
When current with it is initial when subtract each other, pulse is adjusted when obtaining；
Current point subtracts with initial split-phase, obtains a point adjustment pulse；
The current second subtracts each other with the initial second, along with adjustment process time second, obtains second adjustment pulse.
The adjustment process time second refers to perpetual calendar chip from the total number of seconds being initialised to during adjustment terminates, when perpetual calendar core
When piece only supports that whole minute is adjusted, adjustment time second can be calculated by preset whole minutes.
The monitoring process of air quality is as shown in fig. 6, be described as follows：
1st, single-chip microcomputer reads the numerical value of air mass sensor；
2nd, single-chip microcomputer carries out data processing；
3rd, single-chip microcomputer control display is shown；
4th, single-chip microcomputer delay a period of time.
In summary, the present invention proposes a kind of time set with air quality monitoring, and employs to perpetual calendar core
Piece, which is modified, realizes time synchronized, adds the function of time set, is easily installed, reduces cost, with very strong practicality
Property and wide application prospect.
Although present disclosure has been discussed in detail, but it should be appreciated that the description above is not considered as pair
The limitation of the present invention.After those skilled in the art have read the above, a variety of modifications and replacement for the present invention all will
It is obvious.Therefore protection scope of the present invention should be limited to the appended claims.
Claims (9)
1. a kind of time set with function of monitoring air quality, by power subsystem, housing unit, time display, driving electricity
Road, perpetual calendar chip, regulation button, interface circuit, SCM system, time source, air mass sensor and air quality are aobvious
Show that device is constituted；Power subsystem provides unit for each several part, the mechanical structure portion of housing unit then component devices；Perpetual calendar chip
Output is connected to drive circuit, and drive circuit output is connected to display, and perpetual calendar chip is connected with regulation button；When needing to timing
When device carries out time adjustment, by manually being operated to button；The bipod of perpetual calendar chip and regulation button bipod
It is connected, the bipod of regulation button is connected with the bipod of interface circuit；The output of single-chip microcomputer is connected with interface circuit, and interface circuit exists
High resistant or short-circuit condition, interface circuit can be presented under the control of single-chip microcomputer under the control of single-chip microcomputer, artificial control can be simulated
The signal that button is produced is adjusted, the time adjustment to perpetual calendar chip is realized；
Button is connected with monolithic processor controlled interface circuit, and the output of time source is connected with single-chip microcomputer；Air quality sensing module
It is connected with SCM system, air quality display is connected with SCM system；Time source is：Beidou receiver, GPS receiver
Machine, GALILEO receivers, GLONASS receivers, network time coach receiver, the connected mode of time source and single-chip microcomputer
For：Serial ports, SPI, I2C, wireless, WIFI or network interface；
Air quality sensing module is a kind of sensing module for detecting PM2.5 or PM10 or concentration of formaldehyde in air, air matter
Amount sensing module is connected with single-chip microcomputer, and its connected mode is serial data digital form, or pulse width variation signal, or
It is that the analog signal lamp of changes in amplitude represents the electric signal of gaseous substance concentration；Air quality display uses numeral method,
Single-chip microcomputer controls it to show；
The course of work of device：Perpetual calendar chip operation, carries out timing, and driving time has shown progress time, date display；It is empty
Makings quantity sensor is worked, and current air mass is monitored in real time, sends SCM system to, and single-chip microcomputer control air quality is shown
Device is shown；
Automatic correcting time step is as follows：Single-chip microcomputer configuration processor, discriminates whether to need to carry out time synchronized；Single-chip microcomputer leads to time source
Letter, obtains current time；Perpetual calendar has initial time, single-chip microcomputer according to initial time and the time source time obtained,
Calculate the time for needing to adjust, generation regulation pulse；Single-chip microcomputer output signal initializes perpetual calendar, then exports regulation pulse,
The time of perpetual calendar is updated to current time.
2. time set according to claim 1, it is characterised in that the output of air mass sensor is connected to single-chip microcomputer system
System, SCM system is connected with being connected the interface circuit of perpetual calendar chip again.
3. time set according to claim 1, it is characterised in that power subsystem, housing unit, time display, drive
Dynamic circuit, perpetual calendar chip, regulation button, interface circuit, single-chip microcomputer, time source, air mass sensor and air quality are aobvious
Show that device is powered by the power supply in a casing.
4. time set according to claim 1, it is characterised in that power subsystem, housing unit, time display, drive
Dynamic circuit, perpetual calendar chip, regulation button, interface circuit, single-chip microcomputer, time source, air mass sensor and air quality are aobvious
Show device in a casing.
5. time set according to claim 1, it is characterised in that interface circuit under the control of single-chip microcomputer, is simulated again
It is artificial to control to adjust the signal that button is produced, realize the time adjustment to perpetual calendar chip.
6. time set according to claim 1, it is characterised in that the bipod of perpetual calendar chip and regulation button bipod phase
Even, the bipod of regulation button is connected with the bipod of interface circuit.
7. time set according to claim 1, it is characterised in that the output of single-chip microcomputer is connected with interface circuit, interface
High resistant or short-circuit condition can be presented under the control of single-chip microcomputer again in circuit.
8. time set according to claim 1, it is characterised in that its automatic synchronization process is as follows：
The first step, single-chip microcomputer configuration processor discriminates whether to need to carry out time synchronized；
Second step, single-chip microcomputer and time sources traffic, obtain current time；
3rd step, single-chip microcomputer calculates the time for needing to adjust according to the initial time of perpetual calendar and the time source time of acquisition,
Generation regulation pulse；
4th step, single-chip microcomputer output signal initialization perpetual calendar, then regulation pulse is exported, the time of perpetual calendar is updated to currently
Time.
9. a kind of time set with function of monitoring air quality, it is characterised in that shown by power subsystem, housing unit, time
Show device, drive circuit, perpetual calendar chip, regulation button, single-chip microcomputer, air quality sensing module and air quality display group
Into；Power subsystem is converted to input power the electrical energy form of each several part needs, and power supply is provided for each several part；Housing unit then group
Into the mechanical structure portion of time set, the housing unit is the frame structure of aluminum alloy frame composition, or by metallic plate
The box body that material is bent；Perpetual calendar chip is that one kind can carry out time counting, output date, Hour Minute Second, week letter automatically
The chip of breath；Drive circuit is a kind of power amplification circuit, and display can show current time and date, and the display is number
Pipe is shown code, LED pipe is shown or liquid crystal display；The output of perpetual calendar is connected to drive circuit, and the output of drive circuit is connected to display
Device；Air quality sensing module is connected with SCM system, and air quality display is connected with SCM system；
The bipod of perpetual calendar chip is connected with regulation button bipod, and the bipod of regulation button is connected with the bipod of interface circuit；It is single
The output of piece machine is connected with interface circuit, and high resistant or short-circuit condition can be presented in interface circuit under the control of single-chip microcomputer；Interface electricity
Road under the control of single-chip microcomputer, can simulate it is artificial control to adjust the signal that button is produced, realize to perpetual calendar chip when
Between adjust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510171699.2A CN104834209B (en) | 2015-04-13 | 2015-04-13 | A kind of time set with air quality monitoring and satellite automatic correcting time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510171699.2A CN104834209B (en) | 2015-04-13 | 2015-04-13 | A kind of time set with air quality monitoring and satellite automatic correcting time |
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| Publication Number | Publication Date |
|---|---|
| CN104834209A CN104834209A (en) | 2015-08-12 |
| CN104834209B true CN104834209B (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510171699.2A Active CN104834209B (en) | 2015-04-13 | 2015-04-13 | A kind of time set with air quality monitoring and satellite automatic correcting time |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483906A (en) * | 2016-12-14 | 2017-03-08 | 南京工业职业技术学院 | A kind of GPS automatic correcting time Control management system based on WIFI |
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| CN203772312U (en) * | 2014-03-21 | 2014-08-13 | 丁元锋 | PM2.5 intelligent monitor and environment monitoring system equipped with same |
| CN104076774A (en) * | 2014-06-19 | 2014-10-01 | 宁夏赛文建筑节能设备制造有限公司 | Internet-of-things family service system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4811173B2 (en) * | 2006-07-28 | 2011-11-09 | 日本電気株式会社 | Portable terminal device, timer control method, and timer control program |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2552115Y (en) * | 2002-07-05 | 2003-05-21 | 王裕琛 | Multifunctional electronic perpetual calendar |
| CN201255959Y (en) * | 2008-06-20 | 2009-06-10 | 昆明理工大学 | Permanent calendar having functions of air quality monitoring, information publishing |
| CN201259751Y (en) * | 2008-09-17 | 2009-06-17 | 济南格林节能开发有限公司 | Digital calendar having automatic time calibration function |
| CN201638030U (en) * | 2010-03-22 | 2010-11-17 | 深圳市南方泰科软件技术有限公司 | Wireless automatic timing apparatus |
| CN201732514U (en) * | 2010-07-26 | 2011-02-02 | 林昌全 | Networked automatic timing high-precision digital permanent calendar with mutual-assistance sharing protocol |
| CN203224727U (en) * | 2013-04-23 | 2013-10-02 | 欧阳明星 | Dual-clock source time service system based on radio communication network and GPS |
| CN203732898U (en) * | 2014-03-04 | 2014-07-23 | 江苏九澍机电科技有限公司 | Timer with environment perception function |
| CN203772312U (en) * | 2014-03-21 | 2014-08-13 | 丁元锋 | PM2.5 intelligent monitor and environment monitoring system equipped with same |
| CN104076774A (en) * | 2014-06-19 | 2014-10-01 | 宁夏赛文建筑节能设备制造有限公司 | Internet-of-things family service system |
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| CN104834209A (en) | 2015-08-12 |
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