CN201051172Y

CN201051172Y - A lens module for preventing electromagnetic wave and static interference

Info

Publication number: CN201051172Y
Application number: CNU2007201472560U
Authority: CN
Inventors: 简天源
Original assignee: JIHONG ELECTRONIC CO Ltd
Current assignee: JIHONG ELECTRONIC CO Ltd; International Currency Technologies Corp
Priority date: 2007-05-23
Filing date: 2007-05-23
Publication date: 2008-04-23
Anticipated expiration: 2017-05-23

Abstract

The utility model relates to a lens module for resisting electromagnetic wave interference and static interference, which is produced by locating the lens base of the lens module on a preset circuit board, wherein the inside of the lens base is penetrated by a plurality of through holes, the lens base is made of conducting material or by galvanizing the outer surface with a conducting layer, a lens group is located above the lens base, a plurality of identifying members electrically connected with the preset circuit board are respectively positioned at the bottom of the through holes of the lens base and correspond to the lens group provided above the through holes, further an earth portion is equipped on the periphery of the plurality of identifying members and is enabled to form an earth return circuit with the conducting material of the lens base, thereby the aims of raising identification, stability, accuracy and durability of the identifying members to valuable papers, reducing rates of wrong detection and accidents, decreasing forged note receiving rate of vending machines without operation and long-time operational cancel are achieved.

Description

A kind of eyeglass module that prevents electromagnetic wave and electrostatic interference

Technical field

The utility model relates to a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference, refer to be used in the reception identifier especially and the eyeglass module of identification securities or certificate.

Background technology

Press, society's science and technology is flourishing now, the convenience and rapid property paid attention in order to consider the modern in many public places, the capital is provided with the automatic product vending machine device, as: card-maker, ticket machine or convert automated transaction machines such as paper money machine, not only can significantly save outside personnel's wage by the automatic product vending machine device, its convenience also is willing to accept by the modern, and the used money exchanger of automatic product vending machine device all adopts coin and bill to receive two kinds of modes of identifier structure at present.

Yet, the stock owned circulation, since the exchange through money, the bill of forging is the problem that allows businessman and consumer have a headache always, and along with computing machine science and technology is progressive, some unworthy personages can use computer scanning, copy, printing goes to copy from genuine notes on the market, so, the genuine notes that circulate in present market, all design various bill anti-counterfeiting technologies, refer to visible material as the dominance of bill is false proof, printing ink, image section, make the consumer more easily carry out identification, recessive part then is to pass through the naked eyes identification, need in money exchanger, to be provided with the true and false that accurate device for identifying comes the identification bill, produce the feature of different light, and then judge the denomination and the true and false of bill with the various bill of identification by different identification assemblies.

For development trend in response to the automatic vending machine, its accurate bill device for identifying promptly need be considered the galvanomagnetic effect that is faced and the signal interference problem that produces when detecting, and the reason that generally can influence the device for identifying noise is broadly divided into two major parts, one is from the Electromagnetic Interference between each electronic package of device for identifying, another then is external Electromagnetic Interference, mobile phone signals for example, Electromagnetic Interference such as wireless radio transmission, usually the set device for identifying of automatic vending machine can be done light source identification at the security feature of bill, its receiver can amplify the detecting numerical value of gained after identification, and then judge the bill true and false taken in, the generation noise is anti-if device for identifying is disturbed by external high-frequency electric wave when identification, then receiver will disturb signal to amplify easily and produce the mistake detecting, so, how to solve the problem that this shortcoming is improvement that present industry is desired most ardently.

Moreover, no matter be that conductor or nonconductor all can produce and stored charge under certain situation, nearly all material all may produce static, in automatic product vending machine device field, because inner money exchanger needs the input securities (as: bill of consumer, license, chip card) receives, so can be provided with roller set in money exchanger mostly sucks securities, so that carry out check of genuineness or confirm denomination, yet, housing in the money exchanger or roller set all are (as plastics with the high material of insulation resistance, rubber) constitute, be easy to because of producing static with the securities friction, its electrostatic potential may be up to number 10KV, and the size of buildup of static electricity is relevant with the roller set actuating speed, the accumulative speed of the fast more static charge that produces of roller set rotating speed is also faster, so this kind money exchanger is the following defective of tool still in use:

1, after the long-time use of money exchanger, the static that the friction of its roller set and securities is produced can be accumulated in a large number on the plastic housing and can't discharge, when buildup of static electricity will be discharged to a certain degree the time, making accurate device for identifying obtain chip assembly is subjected to electrostatic interference easily and causes fault, and then influence the correctness of the waveform signal of device for identifying, in addition, device for identifying also might be because the influence of external Electromagnetic Interference, and the noise amplification is caused the money exchanger words of detecting by mistake, the probability of then receiving counterfeit money easily will uprise, also may can't receive paper money because of the identification mistake, in unwatched automatic product vending machine device, will cause long running to stop, and cause the serious loss of dealer.

2, the automatic product vending machine device is if desire to peddle cigarette at present, the alcohol drink, when medicine or other controlled commodity, must do an age or authentication to the consumer, so, just can utilize the interior identification assembly of money exchanger that consumer's certificate is carried out identification, to confirm consumer whether coincidence method dating or true identity, in this kind certificate identification process, can with relevant information be stored in deposit within the money exchanger in, its important information can help the police to follow the trail of possible criminal, so understand its exchange hour, the record of related datas such as place or transaction commodity, if cause internal storage to be damaged, will cause important information loss and can't remedy because of electrostatic interference or Electromagnetic Interference.

3, when static is accumulated back generation discharge condition in a large number, electronic package and circuit substrate to money exchanger inside causes electric shock easily, and then the serviceable life of damage and electronic package, even the damage of depositing within causing in the money exchanger, so that important store information is lost and can't be remedied, and then causes the increase of breakdown maintenance cost.

4 moreover, the electric discharge phenomena of static may make money exchanger be damaged, the spark that discharge is produced also may cause the catching fire of inflammable gas, combustible material (as bill), especially unserviced automatic product vending machine device, because of spark causes automatic product vending machine device initiation fire or blast, cause personnel, the property injures and deaths that to expect easily.

Be with, to how to improve above-mentioned existing defective simultaneously, the true and false with effective and stable identification securities, to promote also identification capability correctly, and in the limited space of money exchanger, have additional the equipment that can absorb a large amount of static and prevent Electromagnetic Interference, to solve the defective of electrostatic interference identifying signature, be the very crux that this journey dealer demands urgently improving, so still have can be to be improved the space existence.

So utility model designer is because above-mentioned defective is to collect related data, via assessment and consideration in many ways, and to be engaged in the many years of experience in the industry accumulation, via constantly studying and revising, the beginning is designed the novel patent birth that this kind prevents the eyeglass module of electromagnetic wave and electrostatic interference.

Summary of the invention

Fundamental purpose of the present utility model is, a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference is provided, the lens mount of tool conductive characteristic destatics for being positioned identification assembly top formation electromagnetic wave shielding and unloading simultaneously, to avoid electromagnetic wave noise to be amplified by the light source receiver of identification assembly, and the waveform accuracy when influencing identification, also can the direct removal of a large amount of static that identifier is accumulated will be received simultaneously, when avoiding discharging electronic package is produced electric shock, and then can improve the discrimination power of identification assembly to securities, stability, correctness and tolerance, to reduce the probability of detecting of identification assembly mistake and fault, make unwatched automatic product vending machine device receive that the probability of counterfeit money reduces, also can not hinder for some reason and cause long running to stop.

Secondary objective of the present utility model is, a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference is provided, when the reception identifier carries out identification by conveyer income securities, because can being accumulated on the plastic housing in a large number, the static that the friction of conveyer and securities is produced to discharge, so when electrostatic accumulation will discharge to a certain degree the time, can cause the identification assembly to be subjected to electrostatic interference easily and cause detecting of the mistake of securities or fault, so, but the conduction material of scioptics seat absorbs the static of accumulation, and the grounding parts that again static is directed at circuit board is let out and removed.

A purpose more of the present utility model is, a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference is provided, the automatic product vending machine device is if desire to peddle cigarette at present, the alcohol drink, when medicine or other controlled commodity, can do an age or identity identification checking to the consumer, and with the relevant information of checking be stored in receive deposit within the identifier in, to confirm consumer whether coincidence method dating or true identity, institute thinks and avoids internal memory to be subjected to electromagnetic wave noise interference or electrostatic interference and damage, conduction material that can the scioptics seat forms electromagnetic screen or a large amount of static is let out and removes, can't remedy to prevent important information loss, and certificate is in identification process, its identification, the information that stores can help the police to follow the trail of possible criminal, so accurately understands its exchange hour, the record of related datas such as place or transaction commodity.

Another purpose of the present utility model is when being that static is accumulated back generation discharge condition in a large number, easily electronic package and the circuit substrate that receives identifier inside caused electric shock, and then the serviceable life of damage and electronic package even internal memory damage, so that important store information is lost and can't be remedied, so but the static that the conduction material of scioptics seat will be accumulated in a large number absorbs, the grounding parts that again static is directed at circuit board is let out and is removed, and then can significantly improve the electronic package of reception identifier inside and the serviceable life of circuit substrate, to reduce failure rate and maintenance cost.

Another purpose of the present utility model is, a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference is provided, the electric discharge phenomena of static may make the reception identifier be damaged, the spark that discharge is produced also may cause inflammable gas, the catching fire of combustible material (if any the valency security), remove so can a large amount of static be let out by the lens mount that the surface is coated with conductive layer, to prevent causing the personnel that can not expect because of spark causes automatic product vending machine device initiation fire or blast, the property injures and deaths, this is most important solution problem for especially unserviced automatic product vending machine device.

Another purpose of the present utility model is, a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference is provided, receive the miniaturization of identifier volume, the module position that furnish its inner space is limited, again because the generation of a large amount of static can often appear at locating of friction, it is friction place of conveyer and securities, so just can utilize lens mount to the eyeglass module of securities identification, the static that the conductive layer of lens mount electroplating surface will be produced is in a large number let out and is removed, not needing additionally to be provided with static lets out removal apparatus or increases grounding assembly in addition, or else become in the position and the finite space of original assembly also, can carry out a large amount of static and let out except that operation.

For achieving the above object, the technical solution adopted in the utility model is, a kind of eyeglass module that prevents electromagnetic wave and electrostatic interference is provided, refer to especially be used in receive in the identifier and the eyeglass module of identification securities or certificate,

The lens mount of described eyeglass module is for being positioned on the preinstalled circuit plate, and lens mount inside is penetrated with plurality of through holes, and is coated with conductive layer in the lens mount surface electrical;

The lens combination of described eyeglass module is for being positioned the lens mount top;

Described plural identification assembly is for being connected electrically on the preinstalled circuit plate, and plural identification assembly lays respectively at the perforated bottom of lens mount and corresponding with the lens combination of perforation top, the preinstalled circuit plate then is provided with grounding parts around plural identification assembly, and the conductive layer of grounding parts and lens mount forms ground loop.

Its another program is, the lens mount of described eyeglass module is for being positioned on the preinstalled circuit plate, and lens mount is that conductive material is made, and is penetrated with plurality of through holes in lens mount inside;

Described plural identification assembly is for being connected electrically on the preinstalled circuit plate, and plural identification assembly lays respectively at the perforated bottom of lens mount and corresponding with the lens combination of perforation top, the preinstalled circuit plate then is provided with grounding parts around the plural identification assembly, and the lens mount formation ground loop made of grounding parts and conductive material.

Advantage of the present utility model is, long service life, failure rate are low, and maintenance cost is low

Description of drawings

Fig. 1 is a stereo appearance figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the three-dimensional exploded view at another visual angle of the utility model;

Fig. 4 is combined in side cutaway view on the circuit board for the utility model;

Fig. 5 is the utility model schematic side view in use;

Fig. 6 uses in the schematic side view that receives identifier for the utility model.

Description of reference numerals: 1-lens mount; The 11-annular groove; The 14-buckling parts; The 12-perforation; The 15-resettlement section; The 13-locking part; The 16-location division; The 2-lens combination; The 21-base portion; The 23-evener; 22-arc protuberance; The 3-loam cake; The 31-open-work; The 33-fastening piece; The 32-storage tank; The 4-conductive layer; The 5-circuit board; 51-identification assembly; The 53-pilot hole; The 511-pin; The 54-lockhole; The 52-grounding parts; The 55-screw; 6-receives identifier; The 61-channel; The 62-conveyer; The 7-securities.

Embodiment

Below in conjunction with accompanying drawing, to this novel above-mentionedly is described in more detail with other technical characterictic and advantage.

See also Fig. 1-shown in Figure 3, be the three-dimensional exploded view at stereo appearance figure of the present utility model, three-dimensional exploded view and another visual angle, find out by knowing among the figure, eyeglass module of the present utility model be have lens mount 1, lens combination 2 constitutes with loam cake 3, wherein:

Described lens mount 1 upper surface convexes with can be for the annular groove 11 of lens combination 2 location, the surface offered the perforation 12 that plural number runs through within its annular groove 11 centered on, and be respectively equipped with in lens mount 1 outer side edges can be for the locking part 13 of locking on circuit board 4, adjacently then be provided with buckling parts 14 in locking part 13 1 sides, in addition in the lens mount 1 lower surface 12 corresponding resettlement sections 15 that offer and bore a hole, then being extended with around lens mount 1 lower surface can be for the plural location division 16 that is positioned on the preinstalled circuit plate.

Described lens combination 2 is for to be positioned in the annular groove 11 of lens mount 1, its lens combination 2 has a smooth base portion 21, and be provided with the arc protuberance 22 that plural number is arranged at base portion 21 upper surfaces, base portion 21 lower surfaces then are provided with the plural evener 23 relative with arc protuberance 22, and evener 23 is cylindric and be positioned in the corresponding perforation 12 for being one.

Described loam cake 3 overlays on lens 2 tops for cover and combine formation one modular structure with lens mount 1, its loam cake 3 upper surfaces offer the open-work 31 that plural number is arranged, and plural open-work 31 is corresponding arc protuberance 22 places at lens 2, and be formed with the storage tank 32 that interlinks with open-work 31 at loam cake 3 lower surfaces, and storage tank 32 contains annular groove 11 and the lens 2 that are positioned in the annular groove 11 for correspondence, and being bent with downwards respectively at loam cake 3 dual side-edges in addition can be for the fastening piece 33 of buckling parts 14 fixings.

Moreover, by above-mentioned member in group during structure, be earlier lens mount 1 surface electrical to be coated with conductive layer 4, its conductive layer 4 can be zinc, nickel, the material that the conduction of copper or other metal or metal alloy is good, after lens 2 be pressed in the annular groove 11 of lens mount 1 form the location, the evener 23 of its lens 2 is stretched in the correspondence perforation 12 of lens mount 1 form positioning states, again loam cake 3 covers are overlayed on lens 2 tops, simultaneously the fastening piece 33 of loam cake 3 two sides is the buckling parts 14 corresponding fastenings with lens mount 1, and then the lens 2 that are positioned in the annular groove 11 are housed in the storage tank 32 of loam cake 3, so, the arc protuberance 22 that just can make lens 2 is corresponding at open-work 31 places of loam cake 3, to form eyeglass module of the present utility model.

See also Fig. 2, shown in Figure 4, be three-dimensional exploded view of the present utility model and the side cutaway view that is combined on the circuit board, find out by knowing among the figure, eyeglass module of the present utility model in use, be earlier lens mount 1 to be seated on the circuit board 5, be arranged with the identification assembly 51 of plural SMT type on the described circuit board 5, its identification assembly 51 can be light emitting diode or light source receiver, and around plural identification assembly 51, be surrounded with grounding parts 52, and the pin 511 of identification assembly 51 separates with grounding parts 52, after the location division 16 of lens mount 1 is fixed on intended orientation hole 53 on the circuit board 5, plural identification assembly 51 is laid respectively in the corresponding resettlement section 15 of lens mount 1, the locking part 13 of lens mount 1 is then corresponding with the lockhole 54 on the circuit board 5, and lockhole 54 positions can be opened in grounding parts 52 places.

Be with, after lens mount 1 is positioned on the circuit board 5, the conductive layer 4 that plate on its lens mount 1 surface can form with the grounding parts 52 of circuit board 5 and electrically contact, and utilize screw 55 to pass lockhole 54 up from circuit board 5 back sides, make screw 55 lockings in the locking part 13 of lens mount 1, so, conductive layer 4 is contacted really closely with grounding parts 52, when identification assembly 51 carries out the identification action of securities, but the conductive layer 4 on scioptics seat 1 surface, the static of accumulation is in a large number absorbed, and the grounding parts 52 that conducts to circuit board 5 is let out and is removed, to prevent discharge disturbance identification assembly 51 after a large amount of buildup of static electricity, also can cover external Electromagnetic Interference simultaneously and cause the waveform mistake of identifying signature, and then reach the stability that improves the identification assembly, the effect of correctness and tolerance.

In addition, lens mount 1 of the present utility model also can not need be electroplate with conductive layer 4, but directly lens mount 1 is made with conductive material, its conductive material can be the good material of conduction of zinc, nickel, copper or other metal or metal alloy, when lens mount 1 was positioned on the circuit board 5, the lens mount of directly conductive material being made 1 formed ground loop with grounding parts 52 and gets final product; In addition, the plating mode of conductive layer 4, can be according to the difference of user's demand or design at lens mount 1 electroplating surface local or whole conductive layer 4, when only needing lens mount 1 to be positioned circuit board 5, the conductive layer 4 contact grounding parts 52 formation ground loops on lens mount 1 surface are got final product, and above-mentioned only be preferred embodiment of the present utility model, non-so promptly limit to claim of the present utility model, so the simple and easy modification and the equivalent structure that use the utility model instructions and graphic content to do such as change, all should in like manner be included in the claim of the present utility model, close and give Chen Ming.

Be with, see also shown in Figure 5, be the utility model schematic side view in use, find out by knowing among the figure, eyeglass module of the present utility model mainly is used in securities 7 identifications, the identification of its securities 7 can be bill, license etc., mainly utilize 51 pairs of securities of identification assembly 7 to carry out identification and identity identification, it mainly utilizes two eyeglass modules to form the structure of mutual correspondence, and with an eyeglass module wherein as light emitted (its identification assembly 51 is a light emitting diode), another eyeglass module then receives (its identification assembly 51 is the light source receiver) as light source, when wherein on one side identification assembly 51 (be light emitting diode) is towards the perforation 12 ejaculation light sources of lens mount 1, can be with evener 23 places of irradiate light in described lens combination 2, itself reflect through lens combination 2 again, make its light source can be by the arc protuberance 22 parallel ejaculations of top, the light of parallel ejaculation then be radiated on the lens combination 2 of another side lens mount 1, and after arc protuberance 22 receptions by described lens combination 2, itself reflect via lens combination 2, just light source is concentrated on the identification assembly 51 (for the light source receiver) at last, detects the wavelength power of described light source with this by evener 23.

Moreover, the above-mentioned identification assembly 51 that uses (being light emitting diode) can send the pulsed light of different wave length, can be packaged with the light-emitting diode chip for backlight unit of tool plural number different wave length in its light emitting diode simultaneously, and the wavelength of each light-emitting diode chip for backlight unit can shine the ruddiness that 615nm-635nm is arranged respectively, the green glow of 515nm-532nm, the blue light of 460nm-475nm and have first infrared ray of the also strong 850nm of penetration power or second infrared ray of 940nm, so penetrability light source of different wave length that light emitting diode is launched, all be anti-counterfeiting characteristic and the material thickness that cooperates on the securities 7, and the pulsed light that gives different wave length in same position shines, detect the true and false of the described securities 7 of identification with this, and described securities 7 can be bill, certificate, traveller's check or security etc. are used in the automated transaction machine, so can reach the structure of aforementioned effect such as, device is contained by the utility model all should, simple and easy modification of this kind and equivalent structure change, all should in like manner be included in the claim of the present utility model, close and give Chen Ming.

See also shown in Figure 6, for the utility model uses in the schematic side view that receives identifier, find out by knowing among the figure, eyeglass module of the present utility model is mainly used in the reception identifier 6 of general automated transaction machine, and in receiving identifier 6, be equiped with structure identical and on, following corresponding eyeglass module, earlier securities 7 are entered by passage 61, and by conveyer 62 securities 7 are sent between the two eyeglass modules and to be carried out identification, at this moment, wherein Yi Bian identification assembly 51 (being light emitting diode) can send the pulsed light of different wave length in regular turn, make pulsed light by injecting by the evener 23 of lens combination 2, again by arc protuberance 22 with pulsed light with parallel light beam irradiates on the surface of securities 7 and form the tested zone of fixed-area, then light beam is penetrated by another surface of securities 7, its directional light that penetrates enters the arc protuberance 22 of another side lens combination 2 again, and parallel beam is concentrated in another identification assembly 51 (being the light source receiver) by the evener 23 of described lens combination 2, can be according to the penetrance of the light sources with different wavelengths after receiving, do the detecting of a signal output pattern and intensity distributions, the transmittance numerical value of the preset reference numerical value of inside and collected each wavelength is made comparisons at last, to analyze the true and false of described securities 7 by the control module (not shown) that receives in the identifier 6.

And the judgment mode of light source detecting is as follows: a kind of is the papery of differentiating securities 7, allow securities 7 under the light source irradiation of different wave length, make the tested zone on securities 7 surfaces produce different transmittances, therefore the transmittance and the default value of light sources with different wavelengths can be done a comparison, to judge the true and false of securities 7; Moreover another kind of mode then is to utilize the printing ink of securities 7 itself, under the exciting, filter of light sources with different wavelengths, can produce the specific light source that penetrates, and receive the described specific light source that penetrates, can be to doing a comparison, with the true and false of further judgement securities 7 with default value.

Be with, the utility model and existing technology are compared and are really had a following advantages:

1, the design feature of lens module of the present utility model is: the lens mount 1 of tool conductive characteristic is the location Form electromagnetic wave shielding in identification assembly 51 tops and unload simultaneously and destatic, distinguished to avoid electromagnetic wave noise The light source receiver of knowing assembly 51 amplifies, and the waveform accuracy when affect identification, the while also can be distinguished reception The direct removal of a large amount of static that the knowledge machine is accumulated produces electric shock to electronic building brick when avoiding discharging, and then can carry Discrimination power, stability, correctness and the tolerance of 51 pairs of marketable securities 7 of high identification assembly are to reduce identification The probability of assembly 51 mistake detectings and fault makes unwatched automatic product vending machine device receive the probability of counterfeit money Reduce, also can not hinder for some reason and cause long running to stop.

2, because if the automatic product vending machine device wants to peddle cigarette, alcohol drink, medicine or other control at present During commodity, can do the checking of an age or identity identification to the consumer, and the relevant information of checking is stored in connects Receive deposit within the identifier 6 in, confirming consumer whether coincidence method dating or true identity, institute thinks and keeps away Exempt from internal memory and be subjected to electrostatic interference and damage, can be coated with the lens mount 1 of conductive layer 4 by the surface will be a large amount of Static is let out except or is covered electromagnetic noise, can't remedy to prevent important information loss, and the certificate identification In the journey, the information of its identification, storage can help the police to follow the trail of possible criminal, so accurately understands it The record of the related datas such as exchange hour, place or transaction commodity.

3, when producing discharge condition after a large amount of accumulations of static, easily to receiving the electronics group of identifier 6 inside Part and circuit substrate cause electric shock, and then the service life of damage and electronic building brick even internal memory damage, so that heavy Want storing information to lose and can't remedy, so but the conductive layer 4 that electroplate on scioptics seat 1 surface will be big The static of amount accumulation absorbs, and static guiding is let out to the grounding parts 52 of circuit board 5 removed again, and then can be significantly Improve the electronic building brick of reception identifier 6 inside and the service life of circuit substrate, with reduce trouble and dimension Accomplish this.

4, in addition, the electric discharge phenomena of static may make reception identifier 6 be damaged the fire that discharge produces Flower also may cause the catching fire of inflammable gas, combustible material (if any the valency security), so can pass through The lens mount 1 that the surface is coated with conductive layer 4 is let out a large amount of static and is removed, to prevent causing commodity automatic because of spark Peddle machine initiation fire or blast and cause personnel, the property injures and deaths that can not expect, especially unattended The automatic product vending machine device this be most important solution problem.

5, because receive the miniaturization of identifier 6 volumes, the module position that furnish its inner space is limited, Generation because of a large amount of static can often appear at locating of friction again, i.e. the mill of conveyer 62 and marketable securities 7 Erasure so just can utilize lens mount 1 to the lens module of marketable securities 7 identifications, makes lens mount 1 table The static that the conductive layer 4 that face is electroplated will produce is in a large number let out and is removed, and does not need additionally to be provided with static and lets out removal apparatus Or increase in addition grounding assembly, and or else become in the position and the confined space of original assembly also, can carry out in a large number Static is let out except operation.

So the utility model is mainly for being characterised in that the conductive layer 4 and electricity of lens mount 1 by electroplating surface Grounding parts 52 on the road plate 5 forms and is electrically connected, and can make the conductive layer of the static scioptics seat 1 of a large amount of accumulations 4 let out and remove, take the discrimination power of the identification assembly 51 that improves lens mount 1 bottom as main key protection point.

In sum, the lens module that prevents electromagnetic wave and electrostatic interference of the present utility model can reach really Its effect and purpose are so the utility model really is the novel of a practicality excellence, for meeting the Shen of new patent Please important document, really meet industry applications, novelty and progressive, file an application in accordance with the law.

More than explanation is novel just illustrative for this, and nonrestrictive, ordinary skill people The member understands, and in the situation that does not break away from the spirit and scope that following claims limit, can make and being permitted Revise changes more, or equivalence, but all will fall in the protection domain of the present utility model.

Claims

1. eyeglass module that prevents electromagnetic wave and electrostatic interference refers to especially be used in and receives in the identifier and identification has the eyeglass module of valency card Securities or certificate, it is characterized in that:

2. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1 is characterized in that: described lens mount upper surface convexes with the annular groove of lens combination location.

3. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1, it is characterized in that: described lens mount outer side edges is respectively equipped with the locking part of locking on the preinstalled circuit plate, the preinstalled circuit plate then is provided with lockhole at the grounding parts place, and screw by back of circuit board pass up lockhole and the locking in locking part.

4. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1, it is characterized in that: described lens combination has a smooth base portion, and be provided with the arc protuberance that plural number is arranged at the base portion upper surface, the base portion lower surface then is provided with the plural evener relative with the arc protuberance, and evener is one cylindric and be positioned in the corresponding perforation.

5. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1, it is characterized in that: described lens combination top also cover is covered with loam cake and combines with lens mount and forms a modular structure, and the loam cake side is bent with fastening piece respectively downwards, and the lens mount side edge surface then convexes with the buckling parts of corresponding fastening with fastening piece.

6. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 5 is characterized in that: the described cap surface of going up offers the open-work that plural number is arranged, and plural open-work is corresponding arc protuberance place in lens combination.

7. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1 is characterized in that: described conductive material is zinc, nickel, copper.

8. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1 is characterized in that: described plural identification assembly is light emitting diode or light source receiver.

9. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1 is characterized in that: the grounded part of the pin of described plural identification assembly and preinstalled circuit plate from.

10. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 1 is characterized in that: described eyeglass module is further to be arranged on receiving cable two sides that receive identifier, and valency card Securities is arranged for to pass through above lens combination.

11. an eyeglass module that prevents electromagnetic wave and electrostatic interference refers to be used in the reception identifier especially and identification has valency to demonstrate,prove the eyeglass module of Securities or certificate, it is characterized in that:

The lens mount of described eyeglass module is for being positioned on the preinstalled circuit plate, and lens mount is that conductive material is made, and is penetrated with plurality of through holes in lens mount inside;

12. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 11 is characterized in that: described lens mount upper surface convexes with the annular groove for the lens combination location.

13. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 11, it is characterized in that: described lens mount outer side edges is respectively equipped with for the locking part of locking on the preinstalled circuit plate, the preinstalled circuit plate then is provided with lockhole at the grounding parts place, and screw by back of circuit board pass up lockhole and the locking in locking part.

14. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 11, it is characterized in that: described lens combination has a smooth base portion, and be provided with the arc protuberance that plural number is arranged at the base portion upper surface, the base portion lower surface then is provided with the plural evener relative with the arc protuberance, and evener is to be one cylindric and be positioned in the corresponding perforation.

15. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 11, it is characterized in that: described lens combination top also cover is covered with loam cake and combines with lens mount and forms a modular structure, and the loam cake side is bent with fastening piece respectively downwards, and the lens mount side edge surface then convexes with the buckling parts of corresponding fastening with fastening piece.

16. the eyeglass module that prevents electromagnetic wave and electrostatic interference according to claim 15 is characterized in that: the described cap surface of going up offers the open-work that plural number is arranged, and plural open-work is corresponding arc protuberance place in lens combination.