CN106017716A - Two-dimensional code temperature recorder and application methods thereof - Google Patents
Two-dimensional code temperature recorder and application methods thereof Download PDFInfo
- Publication number
- CN106017716A CN106017716A CN201610519379.6A CN201610519379A CN106017716A CN 106017716 A CN106017716 A CN 106017716A CN 201610519379 A CN201610519379 A CN 201610519379A CN 106017716 A CN106017716 A CN 106017716A
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- Prior art keywords
- temperature
- quick response
- response code
- green led
- led
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/022—Means for indicating or recording specially adapted for thermometers for recording
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2219/00—Thermometers with dedicated analog to digital converters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Recording Measured Values (AREA)
Abstract
The present invention discloses a two-dimensional code temperature recorder. According to the technical scheme of the invention, a temperature measuring device comprises a temperature measuring probe, a negative temperature coefficient resistor and a voltage-dividing resistor. A control device comprises a microcontroller. A node between the negative temperature coefficient resistor and the voltage-dividing resistor is connected with the signal input end of an analog-to-digital conversion circuit in the microcontroller. A display device comprises a two-dimensional code display screen. The data port, the red LED, the green LED and the switch button of the two-dimensional code display screen are respectively and correspondingly connected with the general input and output interfaces of the microcontroller. The invention also discloses the application methods of the two-dimensional code temperature recorder. The application methods comprise a product/user information display method, a temperature state display method and a data transmission method. The invention integrates the two-dimensional code display technology and LEDs, so that the temperature recorder can display a large amount of product/user information. The information can be quickly read by a handset. Therefore, the two-dimensional code temperature recorder and the application methods thereof can be applied to the vigorously developing cold-chain industry based on the internet of things.
Description
Technical field
The present invention relates to a kind of moisture recorder being mainly used in cold chain relevant industries, particularly relate to a kind of profit
Store information with Quick Response Code, utilize red green LED to display whether the Quick Response Code moisture recorder of overtemperature situation.
Background technology
Along with temperature importance in food, medicine, the storage of plant and transport is slowly paid close attention to, cold chain
Internet of Things proportion in life presents the situation being skyrocketed through.In the Management of quality control of cold chain Internet of Things, temperature is
Emphasis, too high or too low all can cause material go bad.Monitor in real time based on temperature and temperature data trackability
Demand, the moisture recorder for cold chain industry arises at the historic moment.
But, current moisture recorder is the simple combination of single product or single product, its certainty of measurement,
The functions such as data storage, display alarm are all also in low stage level, and existing current Cold Chain Logistics loss is very big,
Traditional moisture recorder can not be met customer need.
In order to improve the precision of moisture recorder, moisture recorder is improved with can by existing inventor
Enough adapt to environment, reduce interference, such as, the patent of invention of Patent No. " ZL 201310682158.7 ",
Disclose a kind of intelligent miniature temperature recorder, including thermal detector, communication base and data analysis set-up, thermometric
Device includes a housing fully sealed, and is provided with circuit wafer and provides working power for circuit wafer in housing
Battery, this circuit wafer is provided with the process circuit that the resistance signal of temperature-sensing element is converted into digital signal；
Communication base is the bridge that thermal detector and data analysis set-up carry out communication.This invention described intelligent micro temperature is remembered
Record instrument thermal detector be one fully seal, independent device work, can be put into thermometric place test
The temperature of target place, and by test result record in storing module, it is achieved the work side of wireless throw-in type
Formula.Without installing during use, facilitate easy-to-use, temperature detection process can realize intelligent unmanned.Should
Invention thermal detector temperature-measuring range width, precision are high, can be long-time in room temperature 20 DEG C to the environment of high temperature 140 DEG C
Use, measurement error is ± 0.1 DEG C.
The moisture recorder of foregoing invention patent has preferable effect in terms of certainty of measurement, but deposits in data
Storage, extraction and display alarm aspect are the most backward, it is impossible to meet the data association of cold chain Internet of Things, quickly read
With requirements such as timely display alarms.
Summary of the invention
The purpose of the present invention is that provides one can effectively store data, fast to solve the problems referred to above
Fast reading is won the confidence the Quick Response Code moisture recorder of breath and timely display alarm and using method.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of Quick Response Code moisture recorder, including temperature measuring equipment, controls device and display device, described thermometric
Device includes temperature probe, negative temperature coefficient resister and the divider resistance being sequentially connected in series；Described control fills
Put and include microcontroller, in described microcontroller, be provided with analog to digital conversion circuit and universal input/output interface, institute
State the signal input of the node between negative temperature coefficient resister and described divider resistance and analog-digital conversion circuit as described
End connects；Described display device includes Quick Response Code display screen, the Quick Response Code viewing area of described Quick Response Code display screen
Territory is used for showing that product/user profile, the central area of described Quick Response Code display screen are provided with red LED, green
LED and switching button, the FPDP of described Quick Response Code display screen, described red LED, described green LED
The connection corresponding with the universal input/output interface of described microcontroller respectively with described switching button.
Preferably, described switching button is located at the center of the central area of described Quick Response Code display screen, institute
State red LED and described green LED is respectively arranged on the both sides of described switching button.
The using method of a kind of Quick Response Code moisture recorder, including product/user profile display packing, temperature shape
State display packing and data transmission method, described product/user profile display packing is: microcontroller by product/
User profile is shown in the Quick Response Code viewing area of Quick Response Code display screen in the way of Quick Response Code；Described temperature shape
State display packing is: short by switching button time, microcontroller is according to the real time temperature detected and threshold temperature
Contrast situation, if temperature is in normal condition, then control green LED flicker, if temperature is too high or
Too low and be in abnormal condition, then control red LED flicker；Described data transmission method is: long by turning
When changing button, microprocessor controls red LED and green LED flicker, send temperature to application program of mobile phone
Information and temporal information, red LED is bright, green LED is gone out, and data are being transmitted in expression and temperature is in non-
Normal condition, red LED is gone out, green LED is bright, and data are being transmitted in expression and temperature is in normal condition,
Red LED is gone out, green LED is gone out, and represents and does not transmit data, and red LED is bright, green LED is bright,
Represent DTD.
The beneficial effects of the present invention is:
The present invention is integrated with Quick Response Code Display Technique and LED, makes moisture recorder be provided with relatively large information capacity
Product/user profile display function, utilizes mobile phone can quickly read this information, it is adaptable to greatly develop at present
Cold chain industry based on Internet of Things, the LED of two kinds of colors makes moisture recorder have state of temperature to show in real time
And warning function；This pattern is especially advantageous for temperature sensitive product at the temperature monitoring of each link of cold chain and Liability Retroact,
User i.e. can get the detailed description of product/user and thermometric all results by Quick Response Code barcode scanning, makes
Loaded down with trivial details temperature monitoring work becomes light, convenient, saves labour force, it also avoid refrigeration plant fault
The economic loss failing to find in time and cause the damage of temperature sensitive article to bring, it is ensured that fresh food, medicine
Etc. flowing to consuming public in the very first time, the healthy living for people is made contributions.
Accompanying drawing explanation
Fig. 1 is the electrical block diagram of Quick Response Code moisture recorder of the present invention.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings:
As it is shown in figure 1, Quick Response Code moisture recorder of the present invention includes temperature measuring equipment 1, controls device 2 and
Display device 3, temperature measuring equipment 1 includes temperature probe 13, the negative temperature coefficient resister 12 being sequentially connected in series
With divider resistance 11；Control device 2 and include microcontroller 21, in microcontroller 21, be provided with analog digital conversion electricity
Road 22 and universal input/output interface 23, the node between negative temperature coefficient resister 12 and divider resistance 11 with
The signal input part of analog to digital conversion circuit 22 connects；Display device 3 includes Quick Response Code display screen 30, Quick Response Code
The Quick Response Code viewing area of display screen 30 is used for showing product/user profile, the center of Quick Response Code display screen 30
Region 32 is provided with red LED 34, green LED 31 and switching button 33, and switching button 33 is located at two dimension
The center of the central area 32 of code display screen 30, red LED 34 and green LED 31 are respectively arranged on
The both sides of switching button 33, the FPDP of Quick Response Code display screen 30, red LED 34, green LED 31
The connection corresponding with the universal input/output interface 23 of microcontroller 21 respectively with switching button 33；Quick Response Code shows
The central area 32 of display screen 30 is the Quick Response Code viewing area of Quick Response Code display screen 30 with the region of outside.
Fig. 1 also uses second in the first DC source 10 in temperature measuring equipment 1, control device 2 straight
Stream power supply 20, the first DC source 10 and the second DC source 20 can share a DC source, it is possible to
To use two different DC sources.
During use, temperature probe 13 being placed in the position needing to monitor temperature, temperature information can be converted to electric current
Signal passes to microcontroller 21, and microcontroller 21 utilizes temperature signal to carry out showing, warning etc. controls operation.
In conjunction with Fig. 1, Quick Response Code moisture recorder of the present invention method is preferably used, including product/user
Method for information display, state of temperature display packing and data transmission method, described product/user profile display side
Method is: product/user profile is shown in Quick Response Code display screen 30 in the way of Quick Response Code by microcontroller 21
Quick Response Code viewing area；Described state of temperature display packing is: short by switching button 33 time, microcontroller 21
Contrast situation according to the real time temperature detected and threshold temperature, if temperature is in normal condition, then controls
Green LED 31 processed flashes, and is in abnormal condition if too high or too low for temperature, then control red LED
34 flickers；Described data transmission method is: when length is by switching button 33, microprocessor controls red LED 34
Flash with green LED 31, send temperature information and temporal information, red LED 34 to application program of mobile phone
Bright, green LED 31 is gone out, and data are being transmitted in expression and temperature is in abnormal condition, red LED 34
Go out, green LED 31 bright, represent and transmitting data and temperature is in normal condition, red LED 34 goes out,
Green LED 31 is gone out, and represents and does not transmit data, and red LED 34 is bright, green LED 31 is bright, represents
DTD.
Above-described embodiment is presently preferred embodiments of the present invention, is not the restriction to technical solution of the present invention,
As long as the technical scheme that can realize on the basis of above-described embodiment without creative work, all should regard
In the range of falling into the rights protection of patent of the present invention.
Claims (3)
1. a Quick Response Code moisture recorder, including temperature measuring equipment, controls device and display device, described survey
Temperature device includes temperature probe, negative temperature coefficient resister and the divider resistance being sequentially connected in series；Its feature exists
In: described control device includes microcontroller, is provided with analog to digital conversion circuit and general defeated in described microcontroller
Enter output interface, the node between described negative temperature coefficient resister and described divider resistance and described analog digital conversion
The signal input part of circuit connects；Described display device includes Quick Response Code display screen, described Quick Response Code display screen
Quick Response Code viewing area be used for showing that product/user profile, the central area of described Quick Response Code display screen are provided with
Red LED, green LED and switching button, the FPDP of described Quick Response Code display screen, described redness
LED, described green LED and described switching button respectively with the universal input/output interface of described microcontroller
Corresponding connection.
Quick Response Code moisture recorder the most according to claim 1, it is characterised in that: described switching button
It is located at the center of the central area of described Quick Response Code display screen, described red LED and described green LED
It is respectively arranged on the both sides of described switching button.
3. a using method for Quick Response Code moisture recorder as claimed in claim 1 or 2, its feature exists
In: include product/user profile display packing, state of temperature display packing and data transmission method, described product
Product/user profile display packing is: product/user profile is shown in two dimension in the way of Quick Response Code by microcontroller
The Quick Response Code viewing area of code display screen；Described state of temperature display packing is: short by switching button time, micro-
Controller is according to the contrast situation of the real time temperature detected and threshold temperature, if temperature is in normal condition,
Then control green LED flicker, be in abnormal condition if too high or too low for temperature, then control red LED
Flicker；Described data transmission method is: when length is by switching button, microprocessor controls red LED and green
LED flashes, and sends temperature information and temporal information to application program of mobile phone, and red LED is bright, green LED
Going out, data are being transmitted in expression and temperature is in abnormal condition, and red LED is gone out, green LED is bright, table
Showing and transmit data and temperature is in normal condition, red LED is gone out, green LED is gone out, and represents and does not pass
Transmission of data, red LED is bright, green LED is bright, represents DTD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610519379.6A CN106017716A (en) | 2016-07-01 | 2016-07-01 | Two-dimensional code temperature recorder and application methods thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610519379.6A CN106017716A (en) | 2016-07-01 | 2016-07-01 | Two-dimensional code temperature recorder and application methods thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106017716A true CN106017716A (en) | 2016-10-12 |
Family
ID=57106360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610519379.6A Pending CN106017716A (en) | 2016-07-01 | 2016-07-01 | Two-dimensional code temperature recorder and application methods thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106017716A (en) |
-
2016
- 2016-07-01 CN CN201610519379.6A patent/CN106017716A/en active Pending
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Application publication date: 20161012 |
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