CN201917390U

CN201917390U - Traceable electronic scale with function of radio frequency reading and writing

Info

Publication number: CN201917390U
Application number: CN2010206724057U
Authority: CN
Inventors: 陈华
Original assignee: YINCHUAN AOTE SOFTWARE Co Ltd
Current assignee: YINCHUAN AOTOSO INFORMATION TECHNOLOGY CO., LTD.
Priority date: 2010-12-22
Filing date: 2010-12-22
Publication date: 2011-08-03
Anticipated expiration: 2020-12-22

Abstract

The utility model relates to a traceable electronic scale with the function of radio frequency reading and writing. The traceable electronic scale comprises a micro-processor arranged in the electronic scale, and is characterized in that the micro-processor is connected with a radio frequency identification reading and writing module; and the radio frequency identification reading and writing module is connected with a radio frequency identification reading and writing antenna. The utility model has the advantages of simple structure, and low production and use cost. Because only an RFID (radio frequency identification device) reader-writer (reading and writing module) and an antenna device are additionally arranged on an ordinary supermarket electronic scale, the effect on the cost of the electronic scale is small; the traceable electronic scale can read any different food electronic labels containing traceability codes, write changed traceability information directly back to the label, and can read and print traceability information in labels as required conveniently and quickly, and the establishment of a perfect food quality traceability system is facilitated; and in addition, the traceable electronic scale has high practicality, and consumers can inquire food traceability information only through a using mobile phone or accessing to the internet.

Description

The electronic scales of tracing to the source with less radio-frequency read-write capability

Technical field

The utility model relates to a kind of electronic scales of tracing to the source with less radio-frequency read-write capability.

Background technology

The life because the agricultural product quality and safety event frequency takes place frequently, agricultural product quality and safety receives domestic and international concern always, how agricultural product is effectively followed the tracks of and is reviewed, and has become a very urgent global problem.Agricultural product security in order to ensure the people, the effectively outburst of control food origin disease, State General Administration for Quality Supervision, the Ministry of Agriculture etc. unite and have put into effect a series of laws and regulations, as " People's Republic of China's animal epidemic prevention method ", " People's Republic of China's agricultural product quality and safety method ", " livestock and poultry sign and breed file administration way ", " animal immune identity management way ", " People's Republic of China's herding method " etc., wherein " People's Republic of China's herding method " spells out, and every livestock and poultry in the domestic birth of China must be obtained sign.Setting up Food Recall System is to set up and improve one of important content of food security supervisory system.The food quality supervision, the market of farm produce is a very important important step.In the transportation of food, wholesale market, food generally is large appearance, and the product quality supervision of tracing to the source is simple relatively.But in the market of farm produce, food is sold to huge numbers of families, and it is more complicated also more important that the system construction of tracing to the source becomes.And market of farm produce supervision both comprised and the information of tracing to the source comprised product weight information again, and the information of tracing to the source can realize by combinations such as radio-frequency technique and network technologies, but metrical information needs special weighing-apparatus to guarantee.And radio frequency identification (RFID) is a kind of contactless automatic identification technology, and it is by the automatic recognition objective object of radiofrequency signal and obtain related data, and identification work need not manual intervention, can work in various rugged surroundings.The RFID technology can be discerned high-speed moving object and can discern a plurality of labels simultaneously, and is swift and convenient to operate.

Because it is not at present domestic food quality is traced to the source system mostly all not in detail to retail links such as the market of farm produces, therefore also adaptable, will measure the meter of supervision and quality monitoring combination in the retail market.

The utility model content

The purpose of this utility model provides a kind of function of weighing that both possessed, and can review the food source-information by the inquiry electronic tag again, thereby reaches the trace to the source electronic scales of tracing to the source with less radio-frequency read-write capability of purpose of food security.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of electronic scales of tracing to the source with less radio-frequency read-write capability, comprise the microprocessor that is installed in the electronic scale, its special feature is that described microprocessor is connected with a radio frequency identification module for reading and writing, and this radio frequency identification module for reading and writing is connected with radio frequency identification read-write antenna.

Wherein radio frequency identification read-write antenna is installed on the display screen of electronic scale.

Wherein thereby microprocessor also is connected the information that printable electronic tag comprises with the electronic scale keyboard special with small print equipment respectively.

The utility model is simple in structure, production and use cost are low, owing to be on the electronic scales of common supermarket, to have installed a rfid interrogator (module for reading and writing) and antenna assembly additional only, therefore very little for the cost impact of electronic scales, use the utility model can read any different food products electronic tag that contains the sign indicating number of tracing to the source, and the information of tracing to the source after will changing directly is written back in the label, can be convenient, read and print as required the information of tracing to the source in the label efficiently, help setting up the perfect food quality system of tracing to the source, and practicality is good, as long as the consumer has mobile phone or can both inquire the food information of tracing to the source on the internet.

Description of drawings

Accompanying drawing 1 is a logic theory block diagram of the present utility model;

Accompanying drawing 2 carries out the control flow chart of radio frequency identification for microprocessor in the utility model.

Embodiment

The utility model is described in more detail below in conjunction with accompanying drawing:

As shown in Figure 1, the utility model comprises the microprocessor that is installed in the electronic scale, this microprocessor is connected with a radio frequency identification module for reading and writing (RFID module for reading and writing), this radio frequency identification module for reading and writing is connected with radio frequency identification read-write antenna (RFID reads and writes antenna), and wherein radio frequency identification read-write antenna can be installed on the display screen of electronic scale.Thereby this microprocessor also is connected the information that is comprised in the printable electronic tag that goes out to be recorded on the label paper with the electronic scale keyboard special respectively with small print equipment.

Principle of work of the present utility model is as follows:

The RFID module for reading and writing is placed between the double-deck digitron display screen of electronic scale, and RFID read-write antenna is placed in the top of display screen.For example, current sale is mutton.When the mutton goods that will have an electronic tag as the supermarket salesman are put the scale pan, the weight information and the total price that will show mutton, this moment, the salesman clicked function key again, output and printing, display screen will be pointed out and be allowed the brush label, the electronic tag that this moment, the salesman only needed to contain this mutton product information is brushing gently in the upper end of display screen, this moment electronic scales will read label information and the mutton weight minimizing information of selling is written back in the label, small print equipment will print corresponding paper label then, contains the title of these mutton goods on the paper label, date of manufacture, date of expiration, the food security sign indicating number of tracing to the source, the message search mode, information (prerequisite is to have write relevant information in the electronic tag) such as network inquiry mode and manufacturer.Can find the breed place of this sheep by the SMS platform consumer, where butcher, when butcher,, so just reach the purpose of tracing to the source whether by safety verification.

Claims

1. electronic scales of tracing to the source with less radio-frequency read-write capability, comprise the microprocessor that is installed in the electronic scale, it is characterized in that: described microprocessor is connected with a radio frequency identification module for reading and writing, and this radio frequency identification module for reading and writing is connected with radio frequency identification read-write antenna.

2. the electronic scales of tracing to the source with less radio-frequency read-write capability as claimed in claim 1 is characterized in that: wherein radio frequency identification read-write antenna is installed on the display screen of electronic scale.

3. the electronic scales of tracing to the source with less radio-frequency read-write capability as claimed in claim 1 or 2 is characterized in that: thus wherein microprocessor also is connected the information that printable electronic tag comprises with the electronic scale keyboard special with small print equipment respectively.