CN203870705U - RMB magnetic feature recognizer - Google Patents

Abstract

The utility model discloses an RMB magnetic feature recognizer which comprises a housing. The housing is internally provided with two magnetic core units along the length direction. The housing is provided with two openings in one-to-one correspondence with the magnetic core units. Each magnetic core unit comprises an iron core base. The iron core base is internally and fixedly provided with two iron cores which are oppositely-arranged and are horizontal-U-shaped. A working end formed by the two iron cores is arranged in the corresponding opening, the length of the working end formed by the two iron cores being 29.5 mm, the distance between the working ends of the adjacent two magnetic core units being 0.25 mm. The housing is internally provided with the left and right two magnetic core units; the effective channel length of each magnetic core unit is 29.5 mm, and the distance between the adjacent two channels is 0.25 mm; the left and right two magnetic core units can read magnetic feature signals recorded in a safety line in an RMB independently, so that the low-cost requirement of a currency detector is met, and meanwhile, the front and back faces of the RMB can be identified by judging whether the safety line of the RMB is on the left or on the right, and furthermore, the counterfeit identifying capability of the currency detector is improved.

Description

A kind of Renminbi magnetic characteristic recognizer

Technical field

The utility model relates to banknote recognizer, relates in particular to a kind of Renminbi magnetic characteristic recognizer.

Background technology

At present, the anti-counterfeiting characteristic (as pattern characteristics, magnetic characteristic, ultraviolet signature, infrared ray feature, spectral signature etc.) recording on the pro and con of 5 yuan, 10 yuan, 20 yuan, 50 yuan of the denominations of China circulation and 100 yuans is not identical, especially when checking continuously a folded Renminbi with cash inspecting machine, the front of every Renminbi, reverse side are all random placements, if improve the false distinguishing ability of cash inspecting machine, just require cash inspecting machine can identify the positive and negative of sorting Renminbi.

Present domestic high-grade cash inspecting machine, because type is large, profit is high, by the positive and negative that expensive imageing sensor is identified banknote are installed on the money transmitting channel in cash inspecting machine, and for domestic occupation rate at most, price hundreds of unit is to for the low and middle-grade cash inspecting machines of several thousand yuan of left and right, need meet the requirements such as type is little, cost is low, therefore cannot bear, the imageing sensor of several thousand yuan is installed, thereby the positive and negative of None-identified Renminbi greatly reduce the false distinguishing ability of the low and middle-grade cash inspecting machines of this class.

Utility model content

The technical problems to be solved in the utility model is, for the deficiencies in the prior art, provides a kind of cash inspecting machine that can make can meet low-cost requirement, has again the Renminbi magnetic characteristic recognizer of higher false distinguishing ability.

For solving the problems of the technologies described above, the utility model adopts following technical scheme.

A kind of Renminbi magnetic characteristic recognizer, it includes housing, in described housing, be provided with successively along its length 2 magnetic core unit, on described housing, offer and described magnetic core unit 2 openings one to one, described magnetic core unit includes iron core base, within described iron core base, be fixed with two iron cores that are oppositely arranged and are コ shape structure, within two formed working ends of iron core are positioned at corresponding opening, the length of described working end is 29.5mm, distance between the working end of adjacent two magnetic core unit is 0.25mm, between two iron cores, be provided with middle magnetic sheet and between magnetic sheet and two iron cores, be folded with respectively spacer shims in this, on two iron cores, be arranged with respectively coil holder, on described coil holder, be wound with coil, in described housing, be also provided with wiring board, the two ends of described coil are electrically connected on wiring board by binding post respectively, described wiring board is drawn lead-in wire, the bottom of described housing is covered with bonnet, described lead-in wire is provided with plug through the end of bonnet and this lead-in wire.

Preferably, the length of described housing is 63.8mm, and width is 13mm, is highly 13.9mm.

Preferably, between described iron core base and iron core, by screw, be fixedly connected with.

Preferably, described bonnet is metallic shield lid.

Preferably, described lead-in wire is 6 core leads with screen layer.

Preferably, described plug is 7 core plugs.

Preferably, in described housing, be perfused with resin.

Preferably, described iron core is permalloy iron core and this iron core structure that is formed in one, two the synthetic door of iron core group shapes, and the upper end of two iron cores is respectively ramped shaped, the top of two iron cores that are oppositely arranged is working end, and described working end is through housing and concordant with the outside surface of housing.

Preferably, described housing is fixed on an erecting frame.

The disclosed Renminbi magnetic characteristic of the utility model recognizer, its beneficial effect is compared to existing technologies, in housing, be provided with a left side, right 2 magnetic core unit, each magnetic core unit efficient channel length is 29.5mm, the distance of adjacent two interchannels is 0.25mm, wherein, left, right 2 magnetic core unit can independently read the magnetic characteristic signal recording in Renminbi safety line, when place in the front of Renminbi, the safety line that records magnetic anti-counterfeit characteristic signal is all positioned at the left-of-center position of banknote, and then by the magnetic core unit identification Renminbi in left side, in like manner, when the reverse side of Renminbi is placed, by the magnetic core unit identification Renminbi in left side, with the cash inspecting machine of this recognizer when meeting low-cost requirement, can also identify by identification Renminbi safety line position on the left side or the right the pros and cons of Renminbi, and then the false distinguishing ability of raising cash inspecting machine.

Accompanying drawing explanation

Fig. 1 is transverse sectional view of the present utility model.

Fig. 2 is longitudinal sectional view of the present utility model.

Embodiment

Below in conjunction with drawings and Examples, the utility model is described in more detail.

The utility model discloses a kind of Renminbi magnetic characteristic recognizer, shown in Fig. 1 and Fig. 2, it includes housing 10, in described housing 10, be provided with along its length 2 magnetic core unit, thereby form 2 detection channels independent of each other, realization aligns, the safety line magnetic characteristic signal of the anti-Renminbi of placing detects, on described housing 10, offer and described magnetic core unit 2 openings one to one, described magnetic core unit includes iron core base 2, within described iron core base 2, be fixed with two iron cores 5 that are oppositely arranged and are コ shape structure, within two formed working ends of iron core 5 are positioned at corresponding opening, between two iron cores 5, be provided with middle magnetic sheet 3 and between magnetic sheet 3 and two iron cores 5, be folded with respectively spacer shims 4 in this, on two iron cores 5, be arranged with respectively coil holder 7, on described coil holder 7, be wound with coil 6, in described housing 10, be also provided with wiring board 9, the two ends of described coil 6 are electrically connected on wiring board 9 by binding post 8 respectively, described wiring board 9 is drawn lead-in wire 14, this lead-in wire 14 is for exporting the magnetic characteristic signal on the detected banknote in magnetic core unit, the bottom of described housing 10 is covered with bonnet 11, described lead-in wire 14 is provided with plug 13 through the end of bonnet 11 and this lead-in wire 14, the length of two iron core 5 formed working ends is 29.5mm, distance between the working end of adjacent two magnetic core unit is 0.25mm, therefore, effective detection length L of 2 magnetic core unit is: L=29.5mm*2+0.25mm=59.25mm, make not only can read with the cash inspecting machine of this recognizer the anti-counterfeiting characteristic magnetic signal recording in Renminbi safety line, and can basis be which magnetic core unit has signal to export to differentiate Renminbi safety line on the left side or the right, thereby the pros and cons of identification Renminbi.

For the multiple currency examine type of compatibility, the length of described housing 10 is preferably 63.8mm, and width is preferably 13mm, is highly preferably 13.9mm.

For the ease of assembling, between described iron core base 2 and iron core 5, by screw 1, be fixedly connected with, in described housing 10, be perfused with resin, make to pass through between iron core 5 and iron core base 2 resin fastening.

For fear of electromagnetic interference (EMI), described bonnet 11 is metallic shield lids, and described lead-in wire 14 is 6 core leads with screen layer, and described plug 13 is 7 core plugs, and the core in this 7 core plug can be used to connect bonnet 11, makes bonnet 11 ground connection.

In the present embodiment, described housing 10 is fixed on an erecting frame 12, so that be arranged in cash inspecting machine.

For existing product, iron core 5 is the permalloy iron core of コ shape structure and this iron core 5 structure that is formed in one, the iron core 5 of two コ shape structures can be combined into a shape, and the upper end of two iron cores 5 is respectively ramped shaped, the upper end of two iron cores 5 that are oppositely arranged with order is tip-shape, this iron core 5 can be stamped to form with the permalloy plate of 0.675mm thickness, the top of two iron cores that are oppositely arranged 5 is as working end, and this working end is through housing 10 and concordant with the outside surface of housing 10.

The currency examine principle of this Renminbi magnetic characteristic recognizer is: when cash inspecting machine is worked, when bank note is through left, the working end of right 2 magnetic core unit, magnetic material in safety line on bank note can make the density of line of magnetic force of working end change, the magnetic flux through coil 6 changes, in coil 6, produce thus induction electromotive force, afterwards from the corresponding voltage signal of 14 output that goes between, the signal detecting is after circuit amplifies, the central processing unit that is sent to cash inspecting machine forms the true and false of magnetic image bank note that analysis and identification is examined, while utilizing the front of various denomination Renminbi to place, the safety line that records magnetic anti-counterfeit characteristic signal is all fixed on the feature of banknote left position, currency examine function basis is that magnetic core unit has signal to export to differentiate Renminbi safety line on the left side or the right, thereby the pros and cons of identification Renminbi, improve the false distinguishing ability of cash inspecting machine.

More than the utility model preferred embodiment just, is not limited to the utility model, all modifications of making in technical scope of the present utility model, is equal to and replaces or improvement etc., all should be included in the scope that the utility model protects.

Claims (9)

1. a Renminbi magnetic characteristic recognizer, it is characterized in that, include housing, in described housing, be provided with successively along its length 2 magnetic core unit, on described housing, offer and described magnetic core unit 2 openings one to one, described magnetic core unit includes iron core base, within described iron core base, be fixed with two iron cores that are oppositely arranged and are コ shape structure, within two formed working ends of iron core are positioned at corresponding opening, the length of described working end is 29.5mm, distance between the working end of adjacent two magnetic core unit is 0.25mm, between two iron cores, be provided with middle magnetic sheet and between magnetic sheet and two iron cores, be folded with respectively spacer shims in this, on two iron cores, be arranged with respectively coil holder, on described coil holder, be wound with coil, in described housing, be also provided with wiring board, the two ends of described coil are electrically connected on wiring board by binding post respectively, described wiring board is drawn lead-in wire, the bottom of described housing is covered with bonnet, described lead-in wire is provided with plug through the end of bonnet and this lead-in wire.

2. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, the length of described housing is 63.8mm, and width is 13mm, is highly 13.9mm.

3. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, between described iron core base and iron core, by screw, is fixedly connected with.

4. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, described bonnet is metallic shield lid.

5. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, described lead-in wire is 6 core leads with screen layer.

6. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, described plug is 7 core plugs.

7. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, in described housing, is perfused with resin.

8. Renminbi magnetic characteristic recognizer as claimed in claim 1, it is characterized in that, described iron core is permalloy iron core and this iron core structure that is formed in one, two the synthetic door of iron core group shapes, and the upper end of two iron cores is respectively ramped shaped, the top of two iron cores that are oppositely arranged is working end, and described working end is through housing and concordant with the outside surface of housing.

9. Renminbi magnetic characteristic recognizer as claimed in claim 1, is characterized in that, described housing is fixed on an erecting frame.