CN200956181Y

CN200956181Y - Barcode data collector with banknote detection function

Info

Publication number: CN200956181Y
Application number: CNU2006201340139U
Authority: CN
Inventors: 李长军; 郝磊
Original assignee: Weisheng Science & Technology Developing Co Ltd Beijing
Current assignee: Mobility & Motivation Systems (Beijing) Co., Ltd.
Priority date: 2006-10-10
Filing date: 2006-10-10
Publication date: 2007-10-03
Anticipated expiration: 2016-10-10

Abstract

A barcode data collector with note identifying function includes a barcode scanning window and a barcode data collector with a trigger button and a communication interface. The communication interface of the barcode data collector is connected with the data processing computer and laid into the note identifying module in the host of the barcode data collector; the barcode scanning window is a shared window through which the note identifying ultraviolet light is emitted. A trigger button for controlling the note identifying module can be also added on the shell. The utility model expands the functions of conventional barcode data collectors, providing a barcode data collector capable of not only scanning the barcode, but also identifying the notes, which are convenient for use. When you want to identify a note, put the note close to the ultra violet source (barcode scanning and note identifying window), and the operator observes and identifies the note by eyes.

Description

A kind of bar code data acquisition unit with cash examining function

Technical field

The utility model relates to a kind of bar code data acquisition unit with cash examining function.

Background technology

Since the seventies in 20th century, barcode technology is the automatic identification technology of main flow always, uses the most universally, and bar code is ubiquitous on all package goods.Along with the generally popularization of barcode technology, also more and more widely popularization and application of bar code data acquisition unit.Bar code data acquisition unit claims scanner again, and traditional bar code data acquisition unit is made up of power module, bar code scan module, three functional modules of communication interface.

In the occasion of money transaction, the use of cash inspecting machine also is indispensable, to prevent the circulation of counterfeit money.Mostly the cash examining function of existing cash inspecting machine is to adopt fluoroscopic examination phosphorescence to detect the principle of combining realization:

Fluoroscopic examination is that the papery at bank note detects.The fluorescent effect of paper is quite general, and counterfeit money produces stronger fluorescent effect signal under ultraviolet excitation, genuine note generally do not have or the fluorescent effect signal very weak.Through measuring, the fluorescence of plain paper is approximately big 50～100 times than the fluorescence of banknote.Renminbi adopts special-purpose paper manufacturing, and counterfeit money adopts the common paper after bleaching is handled to make usually, can occur fluorescence reaction through the bleaching sheet processed under ultraviolet irradiation, and Renminbi does not then have fluorescence reaction.So, banknote is shone and detects simultaneously the fluorescence reflection of banknote with ultraviolet source, it is true and false to differentiate banknote.

When carrying out fluoroscopic examination, can be again detect in conjunction with " the phosphorescence reaction " of banknote.So-called phosphorescence reaction is meant to be printed at the Renminbi privileged site and is the luminous material of yellow green (belonging to colorless fluorescent printing ink) under the ultraviolet ray irradiation, as the positive row name of hundred yuan, 20 yuan banknotes below offset printing shading place, under the purple light of specific wavelength, can see " 100 ", " 20 " printed words; This pattern adopts multicolored fluorescent ink printing, can be for machine-readable.The detection principle of phosphorescence reaction and front the same, comprehensive platform utilize the phosphorescence of the fluorescence reaction of paper and printing ink to react can improve the reliability of false distinguishing.

The application scenario that much needs money transaction in retail, logistics etc., should be to the automatic Recognition and Acquisition of bar code, again the cash of collecting is detected the true and false, so, when carrying out bar code data acquisition, the outfit bar code data acquisition unit also needs to be equipped with cash inspecting machine, such result be not only complex operation, waste time and energy and space utilization rate variance.

Summary of the invention

The purpose of this utility model provides a kind of handled easily, is simple and easy to the bar code data acquisition unit with cash examining function of usefulness.Promptly on existing known bar code data acquisition unit basis, increase the cash examining function module, make traditional bar code data acquisition unit both can scanning barcode, can carry out currency examine again.

For achieving the above object, the utility model is taked following design proposal:

A kind of bar code data acquisition unit with cash examining function, comprise the bar code data acquisition unit that has the bar code scan window and trigger button, communication interface, the communication interface of bar code data acquisition unit joins with the computing machine that is used for data processing, be embedded in the currency examine module at the bar code data acquisition unit main frame, the bar code scan window is the shared windows with the currency examine ultraviolet light emission.

On shell, also can set up the triggering button of control cash examining function module.

The utility model has the advantages that: expanded the function of bar code data acquisition unit, made the bar code data acquisition unit can scanning barcode, can be used for currency examine again, made things convenient for use.

Description of drawings

Fig. 1 is the bar code data acquisition unit principle of compositionality schematic block diagram that the utlity model has cash examining function

Fig. 2 is the structural representation that the utlity model has bar code data acquisition unit one embodiment of cash examining function

Fig. 3 is the circuit theory diagrams of the utility model middle currency checking module embodiment illustrated in fig. 2

Fig. 4 possesses the structural representation of the another embodiment of bar code data acquisition unit of cash examining function for the utility model

Fig. 5 is the circuit theory diagrams of the utility model middle currency checking module embodiment illustrated in fig. 4

Embodiment

The bar code data acquisition unit that the utlity model has cash examining function comprises bar code data acquisition unit funtion part and cash examining function part.

Realize functional block diagram of the present utility model as shown in Figure 1:

Bar code scan module 101 is realized the function of bar code data acquisition by scanning barcode, belongs to existing mature technology.Cash examining function module 102 adopts fluoroscopic examination phosphorescence to detect principle of combining and realizes.

The 103 pairs of total systems of power supply module that the utlity model has the bar code data acquisition unit of cash examining function are powered, and energy is provided.

Communication function module 104 is realized the communication of data acquisition unit and main frame, is generally RS232 serial communication interface or keyboard mouth.

Embodiment:

Realize that basic structure of the present utility model can be referring to shown in Figure 2:

Its agent structure is bar code scan and currency examine window 202, triggers the bar code data acquisition unit of button 201, communication interface 204 that integrated currency examine module is offered power light 203 on the watchcase in master control board.

Conventional bar code data acquisition unit generally all is useful on the launch window of bar code scan, present embodiment can utilize this structure, adopt the currency examine die set light source with currency examine effect described in the utility model, outwards launch the ultraviolet light that can be used for currency examine by the bar code scan launch window, make principle of work more simple, the making of complete machine is convenient more.

Currency examine modular circuit principle as shown in Figure 3, form by purple light, ultraviolet light-emitting diodes LED series limiting resistor R, when bar code data acquisition unit powers up LED, LED can send purple light, ultraviolet light, the light filling that both can be used for scanning barcode, again can be when the needs currency examine with banknote near bar code scan and currency examine window 202, and discern the false from the genuine by staff's naked-eye observation.

Be the handled easily person, can as shown in Figure 4, be used for controlling the power supply of purple light, ultraviolet light-emitting diodes LED the utlity model has the triggering button 205 of setting up control cash examining function module on the bar code data acquisition unit watchcase of cash examining function again.Currency examine modular circuit principle is triggered button SW and is in series by LED, current-limiting resistance R, cash examining function as shown in Figure 5.The power supply of light emitting diode is a closed condition at ordinary times, when the needs currency examine with banknote near bar code scan and currency examine window 202 and press cash examining function and trigger button 205, discern the false from the genuine by staff's naked-eye observation fluorescence reaction.

Fig. 3 and principle shown in Figure 5 only are the principle of work of one group of purple light, ultraviolet light-emitting diodes LED, can select multi-group light-emitting diode to be used in combination as required in the practical application.

The bar code data acquisition unit that the utlity model has cash examining function not only can scanning barcode but also can have been checked authenticity of banknotes, and application is expanded.

Above-mentioned concrete form of implementation is clear and definite technology contents of the present utility model, makes an explanation with not only limiting this concrete example narrow sense, in the scope of spirit of the present utility model and claim, can do all changes and implements.

Claims

1, a kind of bar code data acquisition unit with cash examining function, comprise the bar code data acquisition unit that has the bar code scan window and trigger button, communication interface, the communication interface of bar code data acquisition unit joins with the computing machine that is used for data processing, it is characterized in that: be embedded in the currency examine module at the bar code data acquisition unit main frame, the bar code scan window is the shared windows with the currency examine ultraviolet light emission.

2, the bar code data acquisition unit with cash examining function according to claim 1 is characterized in that: described currency examine module is made up of purple light, ultraviolet light-emitting diodes LED series limiting resistor.

3, the bar code data acquisition unit with cash examining function according to claim 1 is characterized in that: the triggering button of setting up control cash examining function module on watchcase.