CN101667310A - Currency detecting device - Google Patents
Currency detecting device Download PDFInfo
- Publication number
- CN101667310A CN101667310A CN200910186115A CN200910186115A CN101667310A CN 101667310 A CN101667310 A CN 101667310A CN 200910186115 A CN200910186115 A CN 200910186115A CN 200910186115 A CN200910186115 A CN 200910186115A CN 101667310 A CN101667310 A CN 101667310A
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- light
- bank note
- source system
- receiving sensor
- convex lens
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- Inspection Of Paper Currency And Valuable Securities (AREA)
Abstract
The invention relates to a currency detecting device comprising at least one set of light source systems for lighting a detected paper currency and a receiving sensor for receiving an optical signal reflected or transmitted from the detected paper currency. A convex lens is arranged between the receiving sensor and the detected paper currency; a light ray emitted by the light source reaches the convex lens after being reflected or transmitted; and the light ray is received by the receiving sensor after being concentrated by the convex lens. The optical signal is received by the receiving sensor by concentrating of the convex lens after being reflected or transmitted by the detected paper currency; and the optical signal is rather concentrated after being concentrated so that the receivingsensor is capable of receiving a complete picture of the light ray after transmitting the paper currency, thus greatly improving the accuracy for detecting the paper currency.
Description
Technical field
The present invention relates to a kind of banknote tester.
Background technology
Along with the raising of bank note fraud technology, the kind of the banknote tester on the market is also more and more various.At present, the most general banknote tester is with the irradiation of ultraviolet lamp or infrared lamp bank note to be tested on the market, and the light that receives through tested bank note by light sensor carries out optical detection.At the anti-counterfei waterprint on the tested bank note, with light source irradiation on anti-counterfei waterprint, again by the light observing reflection or be transmitted to light sensor to recently judging the true and false of bank note, but this direct light-illuminating, through the divergence of beam behind the bank note, and disorderly and unsystematic, make the scattered of the received light ten minutes of light sensor, will cause light sensor accuracy when judging the true and false to descend like this, cause the mistake of currency examine.
Summary of the invention
The object of the present invention is to provide a kind of banknote tester.
In order to reach above purpose, the scheme that the present invention adopts is: a kind of banknote tester has at least one cover light-source system that tested bank note is shone, receives from the receiving sensor of tested bank note reflection or the light signal that transmits.Be provided with convex lens between described receiving sensor and the tested bank note, light that described light-source system sends arrives described convex lens after through tested bank note reflection or transmission, and light is received by described receiving sensor after by this convex lens optically focused again.
Preferably, this banknote tester has a cover light-source system, and this cover light-source system and described receiving sensor lay respectively at the both sides of tested bank note, and the light that described light-source system sends is received by described receiving sensor after tested bank note transmission.
Preferably, this banknote tester has a cover light-source system, and this cover light-source system and described receiving sensor are positioned at the same side of tested bank note, and the light that described light-source system sends is received by described receiving sensor from tested bank note reflection back.
Preferably, this banknote tester has the selectable light-source system of two covers, and wherein a cover light-source system and described receiving sensor are positioned at the same side of tested bank note, and the light that this cover light-source system sends is received by described receiving sensor from tested bank note reflection back; Another set of light-source system and described receiving sensor lay respectively at the both sides of tested bank note, and the light that this light-source system sends is received by described receiving sensor after tested bank note transmission.
Preferably, described light-source system is for sending the light-source system of even directional light.
Preferably, described banknote tester is provided with a plurality of receiving sensors, and a plurality of described receiving sensors are arranged along the length direction of tested bank note, and adjacent described receiving sensor is mutually close; Described banknote tester is provided with a plurality of convex lens, and a plurality of described convex lens are arranged along the length direction of tested bank note, and each described convex lens is all corresponding with described receiving sensor one one.
Preferably, described receiving sensor is arranged on the focus place near described convex lens.
The present invention compared with prior art has following advantage: light signal optically focused by convex lens after reflection of tested bank note or the transmission is received sensor and receives, very concentrated through the light signal behind the optically focused, sensor can receive through the whole light behind the bank note like this, what embodied also is whole complete image, has improved the pseudo-accuracy of bank note inspection greatly.
Description of drawings
Accompanying drawing 1 is the work synoptic diagram of the embodiment of the invention one;
Accompanying drawing 2 is the work synoptic diagram of the embodiment of the invention two;
Accompanying drawing 3 is the work synoptic diagram of the embodiment of the invention three.
Wherein: 1, first light-source system; 2, bank note; 3, convex lens; 4, receiving sensor; 5, secondary light source system.
Embodiment
Describe concrete structure of the present invention below with reference to accompanying drawings in detail:
The present invention enumerates three kinds of banknote tester embodiment according to the set-up mode difference of light-source system and sets forth: wherein first embodiment only is provided with a cover light-source system, and this light-source system and receiving sensor are separately positioned on the both sides of tested bank note.Also have only a cover light-source system and this cover light-source system and receiving sensor to be set at the same side of tested bank note among second embodiment.Have two cover light-source systems among the 3rd embodiment simultaneously, the set-up mode of one cover light-source system is identical with embodiment, another set of light-source system set-up mode is identical with second embodiment, in this embodiment, the user can freely select first cover or the second cover light-source system as emission light as required.Three embodiment are specific as follows:
Embodiment one:
Shown in accompanying drawing 1: a kind of banknote tester has first light-source system 1 that tested bank note 2 is shone, receives the receiving sensor 4 of the light signal that transmits from tested bank note 2.Between receiving sensor 4 and tested bank note 2, be provided with convex lens 3.First light-source system 1 and receiving sensor 4 lay respectively at the both sides of tested bank note 2, can send parallel rays.The light that first light-source system 1 sends is received sensor 4 receptions after tested bank note 2 transmissions.
Banknote tester is provided with a plurality of receiving sensors 4, and a plurality of receiving sensors 4 are arranged along the length direction of tested bank note 2, and adjacent receiving sensor 4 is mutually close.Each receiving sensor 4 all has with it convex lens 3 one to one.Parallel rays that light-source system sends arrives convex lens 3 after through tested bank note 2 reflections or transmission, and light is received sensor 4 again after by these convex lens 3 optically focused and receives.For make the light that receiving sensor 4 receives intensity before, receiving sensor 4 is arranged on focus place near convex lens 1.
Below specifically set forth the principle of work of this banknote tester:
The irradiate light that first light-source system 1 sends is on each anti-fake mark of tested bank note 2, and each anti-fake mark all can corresponding one group of convex lens 3 and receiving sensor 4.Light is through arriving convex lens 3 after the transmission of tested bank note 2, originally parallel rays is received sensor 4 after by these convex lens 3 optically focused and receives, accept sensor 4 behind the optically focused and receive complete image through light behind the bank note, and by contrasting the light signal of each anti-fake mark, with the consistent degree of the anti-fake mark that configures genuine note, distinguish the true and false of tested bank note 2.
Embodiment two:
Shown in accompanying drawing 2: embodiment two and embodiment one basically identical, difference is: secondary light source system 5 and receiving sensor 4 are positioned at the same side of tested bank note 2, the light that secondary light source system 5 sends is received sensor 4 receptions after tested bank note 2 reflections, accept sensor 4 and receive complete image through light behind the bank note, and by contrasting the light signal of each anti-fake mark, with the consistent degree of the anti-fake mark that configures genuine note, distinguish the true and false of tested bank note 2.
Embodiment three:
Shown in accompanying drawing 3: present embodiment has two cover light-source system, i.e. first light-source system 1 and secondary light source systems 5.The light that first light-source system 1 sends is received sensor 4 receptions after tested bank note 2 transmissions; The light that secondary light source system 5 sends is received sensor 4 receptions after tested bank note 2 reflections, accept sensor 4 and receive complete image through light behind the bank note, and by contrasting the light signal of each anti-fake mark, with the consistent degree of the anti-fake mark that configures genuine note, distinguish the true and false of tested bank note 2.Each overlaps the principle of work of light-source system and can not give unnecessary details at this referring to embodiment one and two.The user can select the various light source mode of opening according to its different needs.
The foregoing description only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage that is familiar with this technology can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (8)
1, a kind of banknote tester, have at least one cover light-source system that tested bank note is shone, receive from the receiving sensor of tested bank note reflection or the light signal that transmits, it is characterized in that: be provided with convex lens between described receiving sensor and the tested bank note, light that described light-source system sends arrives described convex lens after through tested bank note reflection or transmission, and light is received by described receiving sensor after by this convex lens optically focused again.
2, banknote tester according to claim 1, it is characterized in that: this banknote tester has a cover light-source system, this cover light-source system and described receiving sensor lay respectively at the both sides of tested bank note, and the light that described light-source system sends is received by described receiving sensor after tested bank note transmission.
3, banknote tester according to claim 1, it is characterized in that: this banknote tester has a cover light-source system, this cover light-source system and described receiving sensor are positioned at the same side of tested bank note, and the light that described light-source system sends is received by described receiving sensor from tested bank note reflection back.
4, banknote tester according to claim 1, it is characterized in that: this banknote tester has the selectable light-source system of two covers, wherein a cover light-source system and described receiving sensor are positioned at the same side of tested bank note, and the light that this cover light-source system sends is received by described receiving sensor from tested bank note reflection back; Another set of light-source system and described receiving sensor lay respectively at the both sides of tested bank note, and the light that this light-source system sends is received by described receiving sensor after tested bank note transmission.
5, according to claim 1 or 2 or 3 or 4 described banknote testers, it is characterized in that: described light-source system is for sending the light-source system of even directional light.
6, banknote tester according to claim 1, it is characterized in that: described banknote tester is provided with a plurality of receiving sensors, a plurality of described receiving sensors are arranged along the length direction of tested bank note, and adjacent described receiving sensor is mutually close.
7, banknote tester according to claim 1, it is characterized in that: described banknote tester is provided with a plurality of convex lens, a plurality of described convex lens are arranged along the length direction of tested bank note, and each described convex lens is all corresponding with described receiving sensor one one.
8, banknote tester according to claim 1 is characterized in that: described receiving sensor is arranged on the focus place near described convex lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910186115A CN101667310A (en) | 2009-09-25 | 2009-09-25 | Currency detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910186115A CN101667310A (en) | 2009-09-25 | 2009-09-25 | Currency detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101667310A true CN101667310A (en) | 2010-03-10 |
Family
ID=41803920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910186115A Pending CN101667310A (en) | 2009-09-25 | 2009-09-25 | Currency detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101667310A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361673A (en) * | 2014-10-31 | 2015-02-18 | 苏州保瑟佳货币检测科技有限公司 | Multibeam-based negotiable securities adhesive tape detecting device and method |
| CN108668125A (en) * | 2018-03-27 | 2018-10-16 | 深圳怡化电脑股份有限公司 | A kind of method and device for detecting money-checking imaging sensor |
-
2009
- 2009-09-25 CN CN200910186115A patent/CN101667310A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361673A (en) * | 2014-10-31 | 2015-02-18 | 苏州保瑟佳货币检测科技有限公司 | Multibeam-based negotiable securities adhesive tape detecting device and method |
| CN108668125A (en) * | 2018-03-27 | 2018-10-16 | 深圳怡化电脑股份有限公司 | A kind of method and device for detecting money-checking imaging sensor |
| CN108668125B (en) * | 2018-03-27 | 2020-03-27 | 深圳怡化电脑股份有限公司 | Method and device for detecting currency detection image sensor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100310 |