CN202306566U - Electronic tag environment parameter recording device for fresh preservation of fruits and vegetables - Google Patents

Electronic tag environment parameter recording device for fresh preservation of fruits and vegetables Download PDF

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Publication number
CN202306566U
CN202306566U CN2011204041286U CN201120404128U CN202306566U CN 202306566 U CN202306566 U CN 202306566U CN 2011204041286 U CN2011204041286 U CN 2011204041286U CN 201120404128 U CN201120404128 U CN 201120404128U CN 202306566 U CN202306566 U CN 202306566U
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China
Prior art keywords
electronic tag
microcontroller
recording device
sensor
environment parameter
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Expired - Fee Related
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CN2011204041286U
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Chinese (zh)
Inventor
王以忠
李达
黄华芳
张锐
殷岂龙
何冬冬
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Tianjin University of Science and Technology
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Tianjin University of Science and Technology
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Priority to CN2011204041286U priority Critical patent/CN202306566U/en
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Publication of CN202306566U publication Critical patent/CN202306566U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to an electronic tag environment parameter recording device for fresh preservation of fruits and vegetables, which comprises a temperature sensor, a humidity sensor, a gas sensor, a vibration sensor, an A/D (Analog/Digital) converter, a microcontroller, a real-time clock generator, a power supply, an electronic tag read-write head and an electronic tag, wherein the temperature sensor, the humidity sensor, the gas sensor, the vibration sensor are connected with the microcontroller through the A/D converter; the real-time clock generator is connected with the microcontroller through a double-line serial bus interface; the microcontroller is connected with the electronic tag read-write head through a synchronous serial interface; the real-time clock generator and the microcontroller are respectively connected with the power supply; and the electronic tag read-write head is in wireless communication with the electronic tag. According to the device provided by the utility model, the electronic tag read-write head and the non-contact automatic identification technology of the electronic tag are adopted, the requirements of real-time measuring and controlling for the humidity, temperature, vibration and gas content in the transportation environment can be met. Therefore, the recording device provided by the utility model can be widely used in the logistics field of fruits and vegetables.

Description

Preserving fruit and vegetable utilizing is with electronic tag environment parameter recording device
Technical field
The utility model belongs to the preserving fruit and vegetable utilizing field, and particularly a kind of preserving fruit and vegetable utilizing is with electronic tag environment parameter recording device.
Background technology
Important ring behind the fruit and vegetable picking is fruit-vegetable quality, the reduction loss that keeps in the storage conveyer chain; The fresh-keeping storing and transporting of fresh fruit of vegetables has the typical case and represents meaning; Can reduce the influence of fruits and vegetables physics, chemical change and microbial reproduction like this, in the longer time, reach the purpose of qualities such as keeping its original color, shape.Therefore, in transportation and storage process, just need temperature, humidity and the vibration of record fresh fruit of vegetables environment of living in, thereby storage, the transportation environment of fruits and vegetables carried out real-time observing and controlling, guarantee the integrality or the security of institute's conveying objects simultaneously.At present, the observing and controlling to the residing environmental parameter of fresh fruit of vegetables is only limited to temperature usually.Owing to remain organic life entity of a work behind the fruit and vegetable picking; Constantly carry out metabolism-respiration; Therefore; Temperature in the environment, humidity and gas content have very large influence to the quality of fruit and vegetable preservation, and low temperature and high humility help preserving fruit and vegetable utilizing usually, and are fit to the gas content of fruit and vegetable preservation and vibrate the maintenance fruit-vegetable quality significant.
Fresh fruit of vegetables is normally independent packaging in storage and transport process; Need to measure temperature, humidity vibration and gas content in each packing; Temperature, humidity, vibration and gas content data sink collection that this just needs a kind of short-range wireless communication device transmission to record characterize the temperature and humidity data of fresh fruit of vegetables quality by the gross so that monitor and write down.
The utility model content
The purpose of the utility model is to overcome the weak point of prior art, provides a kind of adaptability preserving fruit and vegetable utilizing strong, simple in structure, with low cost with electronic tag environment parameter recording device.
The utility model is realized through following technical proposals:
A kind of preserving fruit and vegetable utilizing is with electronic tag environment parameter recording device; Comprise temperature sensor, humidity sensor, gas sensor, vibration transducer, A/D converter, microcontroller, real-time clock generator, power supply, electronic label read-write head and electronic tag; It is characterized in that: said temperature sensor, humidity sensor, gas sensor, vibration transducer all are connected with microcontroller through A/D converter; The real-time clock generator is connected with microcontroller through the two-wire serial bus interface; Microcontroller is connected with the electronic label read-write head through synchronous serial interface; The real-time clock generator is connected with power supply respectively with microcontroller, carries out radio communication between electronic label read-write head and the electronic tag.
And the microcontroller that said microcontroller and A/D converter, universal asynchronous serial port, synchronous serial interface become one comprises ATMEGA16.
And that said temperature, humidity sensor adopt is the HSU-07A that the temperature and humidity sensing is integrated into a module, and it has four pins, be respectively power supply,, temperature output, humidity output, output quantity is an analog voltage signal.
And said gas sensor is a kind of or combination that detects the sensor of oxygen, carbon dioxide or ethylene contents.
And what said vibration transducer adopted is the acceleration that the output analog voltage signal characterizes moving object, thereby measures the MMA7260 of article vibration data; It has ten pins; Be respectively X, Y, Z aanalogvoltage output pin, measurement range selection, power supply input and sleep pattern are selected pin.
And said real-time clock generator adopts DS1337.
And said electronic label read-write head is ZL6500.
And said electronic tag is a passive label, comprises PHILIPS MF1IC S50.
The utlity model has following technique effect:
1, this device has used existing electronic label read-write head technology, and structure is flexible, is easy to configuration, and applicability is strong, no matter is small-scale tentative introducing, and still large-scale system introduces and can realize that all simple in structure, cost is low.
2, this device uses electronic label read-write head and this contactless automatic identification technology of electronic tag; Can satisfy the needs of the real-time observing and controlling of humidity, temperature, vibration and gas content in fruits and vegetables storage, the transportation environment, can be widely used in the logistics field of fruits and vegetables.
Description of drawings
Fig. 1 is the circuit control block scheme of the utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is specified.
A kind of preserving fruit and vegetable utilizing is with electronic tag environment parameter recording device; As shown in Figure 1; Comprise temperature sensor, humidity sensor, gas sensor, vibration transducer, A/D converter, microcontroller, RTC (real-time clock generator), power supply, electronic label read-write head and electronic tag; Temperature sensor, humidity sensor, gas sensor, vibration transducer all are connected with microcontroller through A/D converter, and the real-time clock generator is through two-wire serial bus interface I 2C is connected with microcontroller, and microcontroller is connected with the electronic label read-write head through synchronous serial interface SPI.Microcontroller is used for readout time, date data and temperature, humidity, gas content, vibration data; And time, date data and temperature, humidity, gas content, vibration data are write electronic tag through the electronic label read-write head; The real-time clock generator is connected with power supply respectively with microcontroller, carries out radio communication between electronic label read-write head and the electronic tag.
In actual use, can use the microcontroller that microcontroller and A/D converter, universal asynchronous serial port, synchronous serial interface are become one, like ATMEGA16 etc.
That temperature, humidity sensor adopt is the HSU-07A that the temperature and humidity sensing is integrated into a module, and it has four pins, be respectively power supply,, temperature output, humidity output, output quantity is an analog voltage signal.
Gas sensor can be a kind of or combination of sensor that detects the content of oxygen, carbon dioxide, ethene etc.
What vibration transducer adopted is the acceleration that the output analog voltage signal characterizes moving object; Thereby measure the MMA7260 of article vibration data, it has ten pins, is respectively X, Y, Z aanalogvoltage output pin; Measurement range selection, power supply input and sleep pattern are selected pin.
The real-time clock generator adopts DS1337; The data that temperature, humidity, gas content, vibration transducer are gathered need the additional simultaneously date and time of gathering; DS1337 adopts the data of two-way two buses to transmit working method; Be chip under the control of serial clock, receive command word or the address date that sends from microcontroller through the serial data termination, also can pass through data such as serial data end date of shipping, time, interrupt request singal to microcontroller.
Primary power is chargeable secondary cell, for whole preserving fruit and vegetable utilizing is supplied power with electronic tag environment parameter recording system, comprising the power supply of RTC.Real-time clock generator RTC also is connected with standby power supply, and when power supply did not have electricity, standby power supply began the power supply for RTC, to prevent losing of time data.
Two-wire serial bus interface I 2C can with the RTC swap data, receive the time data among the RTC, be attached on temperature, humidity, gas content, the vibration data.
The electronic label read-write head is ZL6500, and major function is to read the record position of environmental parameter in the electronic tag through radio communication, receives write command and the ambient parameter data that microcontroller sends through synchronous serial interface, writes data in the electronic tag.
Electronic tag adopts passive label, like PHILIPS MF1IC S50, by data designated form storage condition supplemental characteristic.
Microcontroller response is from the interrupt request of real-time clock generator, from real-time clock generator readout time, date data, from temperature, humidity, gas content, vibration transducer, reads temperature, humidity, gas content, vibration data.When microcontroller is communicated by letter with the electronic label read-write head; At first connect, after the success, obtain writing in the electronic tag address of data again through synchronous serial interface; Then the ambient parameter data that writes is sent to the electronic label read-write head, the electronic label read-write head writes data in the electronic tag.Get into low power consumpting state at last.
Although relate to a kind of preserving fruit and vegetable utilizing that is used for and carried out special description disclosed with electronic tag environment parameter recording device with reference to embodiment; The embodiment that more than describes is illustrative rather than restrictive; Under the situation of spirit that does not break away from the utility model and scope, all variations and modification are all within the scope of the utility model.

Claims (8)

1. a preserving fruit and vegetable utilizing is with electronic tag environment parameter recording device; Comprise temperature sensor, humidity sensor, gas sensor, vibration transducer, A/D converter, microcontroller, real-time clock generator, power supply, electronic label read-write head and electronic tag; It is characterized in that: said temperature sensor, humidity sensor, gas sensor, vibration transducer all are connected with microcontroller through A/D converter; The real-time clock generator is connected with microcontroller through the two-wire serial bus interface; Microcontroller is connected with the electronic label read-write head through synchronous serial interface; The real-time clock generator is connected with power supply respectively with microcontroller, carries out radio communication between electronic label read-write head and the electronic tag.
2. preserving fruit and vegetable utilizing according to claim 1 is characterized in that with electronic tag environment parameter recording device: the microcontroller that said microcontroller and A/D converter, universal asynchronous serial port, synchronous serial interface become one comprises ATMEGA16.
3. preserving fruit and vegetable utilizing according to claim 1 is with electronic tag environment parameter recording device; It is characterized in that: that said temperature, humidity sensor adopt is the HSU-07A that the temperature and humidity sensing is integrated into a module; It has four pins; Be respectively power supply,, temperature output, humidity output, output quantity is an analog voltage signal.
4. preserving fruit and vegetable utilizing according to claim 1 is characterized in that with electronic tag environment parameter recording device: said gas sensor is a kind of or combination that detects the sensor of oxygen, carbon dioxide or ethylene contents.
5. preserving fruit and vegetable utilizing according to claim 1 is with electronic tag environment parameter recording device; It is characterized in that: what said vibration transducer adopted is the acceleration that the output analog voltage signal characterizes moving object; Thereby measure the MMA7260 of article vibration data, it has ten pins, is respectively X, Y, Z aanalogvoltage output pin; Measurement range selection, power supply input and sleep pattern are selected pin.
6. preserving fruit and vegetable utilizing according to claim 1 is characterized in that with electronic tag environment parameter recording device: said real-time clock generator adopts DS1337.
7. preserving fruit and vegetable utilizing according to claim 1 is characterized in that with electronic tag environment parameter recording device: said electronic label read-write head is ZLG500.
8. preserving fruit and vegetable utilizing according to claim 1 is characterized in that with electronic tag environment parameter recording device: said electronic tag is a passive label, comprises PHILIPS MF1IC S50.
CN2011204041286U 2011-10-21 2011-10-21 Electronic tag environment parameter recording device for fresh preservation of fruits and vegetables Expired - Fee Related CN202306566U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102880148A (en) * 2012-09-27 2013-01-16 华中农业大学 Automatic control system and control method for mandarin orange storage conditions
US10009667B2 (en) 2014-12-31 2018-06-26 Walmart Apollo, Llc System and method for monitoring gas emission of perishable products
US10466111B2 (en) 2016-05-05 2019-11-05 Walmart Apollo, Llc Systems and methods for monitoring temperature or movement of merchandise
US11138554B2 (en) 2017-05-23 2021-10-05 Walmart Apollo, Llc Automated inspection system
US11388325B2 (en) 2018-11-20 2022-07-12 Walmart Apollo, Llc Systems and methods for assessing products
US11393082B2 (en) 2018-07-26 2022-07-19 Walmart Apollo, Llc System and method for produce detection and classification
US11448632B2 (en) 2018-03-19 2022-09-20 Walmart Apollo, Llc System and method for the determination of produce shelf life
US11715059B2 (en) 2018-10-12 2023-08-01 Walmart Apollo, Llc Systems and methods for condition compliance

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102880148B (en) * 2012-09-27 2014-08-20 华中农业大学 Automatic control system and control method for mandarin orange storage conditions
CN102880148A (en) * 2012-09-27 2013-01-16 华中农业大学 Automatic control system and control method for mandarin orange storage conditions
US10009667B2 (en) 2014-12-31 2018-06-26 Walmart Apollo, Llc System and method for monitoring gas emission of perishable products
US11070895B2 (en) 2014-12-31 2021-07-20 Walmart Apollo, Llc System and method for monitoring gas emission of perishable products
US10466111B2 (en) 2016-05-05 2019-11-05 Walmart Apollo, Llc Systems and methods for monitoring temperature or movement of merchandise
US11138554B2 (en) 2017-05-23 2021-10-05 Walmart Apollo, Llc Automated inspection system
US11836674B2 (en) 2017-05-23 2023-12-05 Walmart Apollo, Llc Automated inspection system
US11448632B2 (en) 2018-03-19 2022-09-20 Walmart Apollo, Llc System and method for the determination of produce shelf life
US11734813B2 (en) 2018-07-26 2023-08-22 Walmart Apollo, Llc System and method for produce detection and classification
US11393082B2 (en) 2018-07-26 2022-07-19 Walmart Apollo, Llc System and method for produce detection and classification
US11715059B2 (en) 2018-10-12 2023-08-01 Walmart Apollo, Llc Systems and methods for condition compliance
US11733229B2 (en) 2018-11-20 2023-08-22 Walmart Apollo, Llc Systems and methods for assessing products
US11388325B2 (en) 2018-11-20 2022-07-12 Walmart Apollo, Llc Systems and methods for assessing products

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C17 Cessation of patent right
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Granted publication date: 20120704

Termination date: 20131021