CN202093547U - Ultra-high frequency passive radio frequency identification temperature measuring label - Google Patents
Ultra-high frequency passive radio frequency identification temperature measuring label Download PDFInfo
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- CN202093547U CN202093547U CN201120214061XU CN201120214061U CN202093547U CN 202093547 U CN202093547 U CN 202093547U CN 201120214061X U CN201120214061X U CN 201120214061XU CN 201120214061 U CN201120214061 U CN 201120214061U CN 202093547 U CN202093547 U CN 202093547U
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Abstract
The utility model relates to an ultra-high frequency passive radio frequency identification temperature measuring label, which comprises a microcontroller, a temperature sensor, a real-time clock unit, an ultra-high frequency radio frequency identification double interface chip, an antenna, a power supply module, a press key and an indicating lamp, wherein the temperature sensor, the real-time clock unit, the ultra-high frequency radio frequency identification double interface chip, the power supply module, the press key and the indicating lamp are respectively connected with the microcontroller, and the antenna is connected with the radio frequency identification double-interface chip. The ultra-high frequency passive radio frequency identification temperature measuring label has the advantages that the structure is simple, the operability is high, and in addition, the read-writing distance is long.
Description
Technical field
The utility model relates to the REID field, relates in particular to a kind of ultrahigh frequency half passive radio frequency identification thermometric label.
Background technology
Cold Chain Logistics is made a general reference the refrigerating based food in production, storage transportation, sale, is in all the time under the low temperature environment of regulation to consuming in each preceding link, to guarantee food quality, reduces a systems engineering of food loss.It is to be the low temperature logistics process of means based on refrigerating process, with the Refrigeration Technique along with the development of progress of science and technology, Refrigeration Technique is set up.
In the Cold Chain Logistics process, need to utilize temperature monitoring in real time and early warning mechanism to reduce the rotten loss of product, estimate and infer the unnecessary loss that causes to reduce.In the prior art, adopt the temperature in the moisture recorder record Cold Chain Logistics process, in the time will obtaining temperature data, moisture recorder is connected with computing machine, utilize computing machine in moisture recorder, to read useful data by USB interface.The shortcoming of prior art is: the first, and the volume of moisture recorder is bigger, complex structure; The second, real-time is poor, can not transmit temperature data in real time; The 3rd, need computing machine could understand temperature conditions, poor operability.
Radio-frequency (RF) identification (RFID) technology is a kind of contactless automatic identification technology, by the automatic recognition objective object of radiofrequency signal and obtain related data.When the article that have electronic tag passed through specific data reader/writer, label was activated by read write line and by radiowave the data of carrying in the label is sent to read write line and data handling system, finishes data automatic collecting work.Along with the fast development of REID, REID has been widely used in logistics field, in the Cold Chain Logistics industry, has adopted REID that temperature is carried out radio tracking.Be used for the electronic tag of Cold Chain Logistics integrated temperature sensor, obtain temperature data in real time by temperature sensor, and temperature data deposited in the storer of electronic tag.The user can read useful datas such as temperature in the electronic tag, time with reader, thereby can the monitoring product transportation, the temperature variation in the process such as dispensing, helps the confirmation of responsibility of quality accident.
The utility model content
The purpose of this utility model is to provide a kind of ultrahigh frequency half passive radio frequency identification thermometric label, and is simple in structure, workable, and reading/writing distance is long.
To achieve the above object, the utility model provides a kind of ultrahigh frequency half passive radio frequency identification thermometric label, comprises microcontroller, temperature sensor, real-time clock unit, the two interfaces of super high frequency radio frequency identification chip, antenna, power module, button and pilot lamp; Described temperature sensor, real-time clock unit, the two interfaces of super high frequency radio frequency identification chip, power module, button are connected with described microcontroller respectively with pilot lamp; Described antenna is connected with the two interfaces of described radio-frequency (RF) identification chip.
Above-mentioned ultrahigh frequency half passive radio frequency identification thermometric label, wherein, described button comprises and starts/stop key and the state button that described pilot lamp comprises status indicator lamp and overtemperature alarm pilot lamp.
Ultrahigh frequency half passive radio frequency identification thermometric label of the present utility model adopts the two interfaces of super high frequency radio frequency identification chip transmission of data, and reading/writing distance is long; Ultrahigh frequency half passive radio frequency identification thermometric label of the present utility model can obtain temperature conditions roughly by button and pilot lamp, and is workable; And ultrahigh frequency half passive radio frequency identification thermometric label construction of the present utility model is simple, volume is little, cost is low.
Description of drawings
Ultrahigh frequency half passive radio frequency identification thermometric label of the present utility model is provided by following embodiment and accompanying drawing.
Fig. 1 is the structural representation of ultrahigh frequency half passive radio frequency identification thermometric label of the present utility model.
Fig. 2 is the circuit diagram of ultrahigh frequency half passive radio frequency identification thermometric label of the present utility model.
Embodiment
Below with reference to Fig. 1～Fig. 2 ultrahigh frequency half passive radio frequency identification thermometric label of the present utility model is described in further detail.
Referring to Fig. 1 and Fig. 2, the ultrahigh frequency half passive radio frequency identification thermometric label of present embodiment comprises microcontroller 101, temperature sensor 102, real-time clock unit 103, the two interfaces of super high frequency radio frequency identification chip 104, antenna 105, power module 107, button 108 and pilot lamp 106;
Described temperature sensor 102, real-time clock unit 103, the two interfaces of super high frequency radio frequency identification chip 104, power module 107, button 108 are connected with described microcontroller 101 respectively with pilot lamp 106;
Described antenna 105 is connected with the two interfaces of described super high frequency radio frequency identification chip 104.
Described microcontroller 101 adopts the mixed-signal processor of 16 super low-power consumptions, described microcontroller 101 is control hinges of described ultrahigh frequency half passive radio frequency identification thermometric label, controls the operation of described temperature sensor 102, real-time clock unit 103, the two interfaces of super high frequency radio frequency identification chip 104, power module 107, button 108 and pilot lamp 106.
In the present embodiment, described temperature sensor 102 adopts low-power consumption linear active thermistor integrated circuit, i.e. analog temperature sensor, and being used for temperature transition is aanalogvoltage, the temperature measurement range of described temperature sensor 102 is-40～+ 125 ℃.
Described real-time clock unit 103 is used for the time of determining, for the thermometric sampled point provides correct timing node, described real-time clock unit 103 can adopt the inner integrated real-time clock of microcontroller.
The operating frequency range of the two interfaces of described super high frequency radio frequency identification chip 104 is 860MHz～960MHz, can be positioned at the far-field region of the radiation field of aerial of radio frequency identification read-write device, reads and writes at a distance; The two interfaces of described super high frequency radio frequency identification chip 104 carries out data communication by wireless air port and external radio frequency identification read-write equipment, be connected with described microcontroller 101 by serial line interface, in the present embodiment, the wireless air port of the two interfaces of described super high frequency radio frequency identification chip 104 adopts ISO 18000-6C agreement;
The two interfaces of described radio-frequency (RF) identification chip 104 adopts passive read mode of passive radio frequency identification and external radio frequency identification read-write equipment to carry out data communication, and itself and external radio frequency identification read-write equipment need not powered battery when carrying out data communication;
Among Fig. 2, first pin one 041 of the two interfaces of described super high frequency radio frequency identification chip 104 is used to be connected described antenna 105 with second pin one 042.
The operation of described microcontroller 101, temperature sensor 102, real-time clock unit 103, button 108 and pilot lamp 106 relies on described power module 107 that energy is provided;
When described power module 107 has electricity, the two interfaces of described super high frequency radio frequency identification chip 104 uses as active electronic label, rely on described power module 107 powered operations, when the electric energy of described power module 107 had exhausted, the two interfaces of described super high frequency radio frequency identification chip 104 used as passive electronic label.
Described button 108 comprises and starts/stop key 1081 and state button 1082 (i.e. two mechanical keys), described startup/stop key 1081 is used to start described ultrahigh frequency half passive radio frequency identification thermometric label operation or makes operating described ultrahigh frequency half passive radio frequency identification thermometric label out of service, and whether duty and environment temperature that described state button 1082 is used to inquire about the thermometric label exceed allowed band; Described pilot lamp 106 comprises status indicator lamp 1061 and overtemperature alarm pilot lamp 1062, and described status indicator lamp 1061 is used to show the duty of thermometric label, and described overtemperature alarm pilot lamp 1062 is used for the display environment temperature and whether exceeds allowed band; Press described state button 1082, if this moment, the thermometric label was in running status, described status indicator lamp 1061 is with flashing mode luminous, if this moment, the thermometric label was in holding state, 1061 modes with Chang Liang of described status indicator lamp are luminous, if environment temperature once exceeded allowed band before the button, described overtemperature alarm pilot lamp 1062 can be luminous, if environment temperature had not exceeded allowed band before the button, described overtemperature alarm pilot lamp 1062 can be not luminous;
In the present embodiment, described pilot lamp 106 adopts light emitting diode.
The principle of work of the ultrahigh frequency half passive radio frequency identification thermometric label of present embodiment is: with described ultrahigh frequency half passive radio frequency identification thermometric label attached on the detected product, the temperature range that detected product allows is set, parameters such as the thermometric time interval, press described button 108 and start the operation of thermometric label, described microcontroller 101 reads the time data in the described real-time clock unit 103 earlier, wake described temperature sensor 102 up according to the time interval that is provided with then, and control described temperature sensor 102 collecting temperature data, at last temperature data is stored in the two interfaces of the described super high frequency radio frequency identification chip 104, in work in the future, carry out data analysis and detection for the monitor staff, after monitor procedure finishes, the monitor staff can obtain data such as temperature and time by dual mode: the one,, whether obtain the situation of overtemperature by pressing described state button 1082 and observing described overtemperature alarm pilot lamp 1062, this mode can not obtain detailed temperature and time data, can only know whether this detected product temperature in transportation exceeds allowed band; The 2nd,, use the radio frequency identification read-write device for reading data, this mode can obtain detailed data, and follow-up data analysis work can successfully be launched.
The ultrahigh frequency half passive radio frequency identification thermometric label of present embodiment adopts the two interfaces of super high frequency radio frequency identification chip transmission of data, and reading/writing distance is long; The ultrahigh frequency half passive radio frequency identification thermometric label of present embodiment can obtain temperature conditions roughly by button and pilot lamp, and is workable; And the ultrahigh frequency half passive radio frequency identification thermometric label construction of present embodiment is simple, volume is little, cost is low;
When only need understanding detected product its temperature in transportation, storage, the user whether surpasses allowed band, and when need not to understand the detailed temperature data, the information that just can obtain to want by button and pilot lamp, only when the user needs detailed temperature data, just need to use reader to come reading of data, make that like this radio-frequency (RF) identification thermometric tag operational is more convenient, visuality is stronger.
Claims (2)
1. ultrahigh frequency half a passive radio frequency identification thermometric label is characterized in that, comprises microcontroller, temperature sensor, real-time clock unit, the two interfaces of super high frequency radio frequency identification chip, antenna, power module, button and pilot lamp;
Described temperature sensor, real-time clock unit, the two interfaces of super high frequency radio frequency identification chip, power module, button are connected with described microcontroller respectively with pilot lamp;
Described antenna is connected with the two interfaces of described radio-frequency (RF) identification chip.
2. ultrahigh frequency half passive radio frequency identification thermometric label as claimed in claim 1 is characterized in that, described button comprises and start/stop key and the state button that described pilot lamp comprises status indicator lamp and overtemperature alarm pilot lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120214061XU CN202093547U (en) | 2011-06-21 | 2011-06-21 | Ultra-high frequency passive radio frequency identification temperature measuring label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120214061XU CN202093547U (en) | 2011-06-21 | 2011-06-21 | Ultra-high frequency passive radio frequency identification temperature measuring label |
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| Publication Number | Publication Date |
|---|---|
| CN202093547U true CN202093547U (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120214061XU Expired - Fee Related CN202093547U (en) | 2011-06-21 | 2011-06-21 | Ultra-high frequency passive radio frequency identification temperature measuring label |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682318A (en) * | 2012-05-31 | 2012-09-19 | 深圳利奥信领科技有限公司 | Radio frequency identification (RFID) sensing tag system for monitoring storage device status |
| CN105509909A (en) * | 2015-11-26 | 2016-04-20 | 广东电网有限责任公司中山供电局 | Radio frequency identification temperature-measurement label |
| CN107818359A (en) * | 2017-11-03 | 2018-03-20 | 福建优迪电力技术有限公司 | A kind of multifunctional electronic label based on RFID technique |
-
2011
- 2011-06-21 CN CN201120214061XU patent/CN202093547U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682318A (en) * | 2012-05-31 | 2012-09-19 | 深圳利奥信领科技有限公司 | Radio frequency identification (RFID) sensing tag system for monitoring storage device status |
| CN102682318B (en) * | 2012-05-31 | 2015-12-02 | 深圳利奥信领科技有限公司 | A kind of RFID sensing tag system for monitoring storing unit state |
| CN105509909A (en) * | 2015-11-26 | 2016-04-20 | 广东电网有限责任公司中山供电局 | Radio frequency identification temperature-measurement label |
| CN107818359A (en) * | 2017-11-03 | 2018-03-20 | 福建优迪电力技术有限公司 | A kind of multifunctional electronic label based on RFID technique |
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| Date | Code | Title | Description |
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| 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: 20111228 Termination date: 20190621 |
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| CF01 | Termination of patent right due to non-payment of annual fee |