CN207198868U - A kind of fingerprint identification device - Google Patents
A kind of fingerprint identification device Download PDFInfo
- Publication number
- CN207198868U CN207198868U CN201720998385.4U CN201720998385U CN207198868U CN 207198868 U CN207198868 U CN 207198868U CN 201720998385 U CN201720998385 U CN 201720998385U CN 207198868 U CN207198868 U CN 207198868U
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- CN
- China
- Prior art keywords
- fingerprint identification
- device body
- identification device
- support frame
- fingerprint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a kind of fingerprint identification device,Including device body,Described device body is internally provided with battery,Video memory,Support frame and AT89S51 controllers,The side of support frame as described above is provided with AT89S51 controllers,Opposite side is provided with video memory,The side of described image memory is provided with battery,Support frame as described above is disposed with hydrophobic membrane from top to bottom,Diaphragm,Sapphire cover plate,FPC1011F3 fingerprint sensors,Infrared ray lamp,IC chip,Pcb board and digital signal processor,One side of the hydrophobic membrane is provided with drain pipe,LED light circle and fur pad are provided with the side outer wall of described device body,The LED light circle is located at the side of fur pad,The utility model by infrared ray lamp after assembling to device by being irradiated,Bubble and particle whether there is by the integrity degree and tortuosity of infrared ray in judgment means,It ensure that the accuracy of fingerprint identification device fingerprint recognition when dispatching from the factory,Improve product quality.
Description
Technical field
The utility model belongs to fingerprint identification technology field, and in particular to a kind of fingerprint identification device.
Background technology
Fingerprint Identification Unit be it is a kind of using fingerprint collecting head and its software kit combine for strengthen PC add
The high-tech safety product of close degree, use its supporting application software, it is possible to implement start secrecy, screen protection secrecy and text
Part, catalogue secrecy, in the occasion decrypted of needs, as long as the finger of user is placed on fingerprint window.
But fingerprint identification device in the market can not detect that fingerprint knows element and fingerprint recognition after assembling
It whether there is particle or bubble light undesirable condition in device, cause inaccurate, the fingerprint in addition of subsequent fingerprint typing and identification
The None- identified under wet hand state, accumulating the water on fingerprint input device can not discharge, and will penetrate into fingerprint recognition over time
In device, the damage of electronic component is caused, when in use without the device that can remove finger foul.
Utility model content
The purpose of this utility model is to provide a kind of fingerprint identification device, can not to solve existing fingerprint identification device
It whether there is the situation of particle or bulb in detection means, the moisture accumulated in fingerprint identification device can not be removed and do not gone
Except finger booty device the problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of fingerprint identification device, including device sheet
Body, described device body are internally provided with battery, video memory, support frame and AT89S51 controllers, support frame as described above
Side be provided with AT89S51 controllers, opposite side is provided with video memory, and the side of described image memory is provided with storage
Battery, support frame as described above are disposed with hydrophobic membrane, diaphragm, sapphire cover plate, FPC1011F3 fingerprint sensings from top to bottom
Device, infrared ray lamp, IC chip, pcb board and digital signal processor, a side of the hydrophobic membrane are provided with drain pipe, institute
State and LED light circle and fur pad are provided with the side outer wall of device body, the LED light circle is located at the side of fur pad, described
Power interface, described image memory, digital signal processor, pcb board, IC cores are provided with the opposite side outer wall of device body
Piece, infrared ray lamp, AT89S51 controllers, FPC1011F3 fingerprint sensors and LED light circle are electrically connected with battery.
Preferably, opened up on the side outer wall of described device body fluted.
Preferably, support frame as described above is fixedly connected by welding with device body.
Preferably, the LED light circle is ellipsoidal structure.
Preferably, the diaphragm is adhesively fixed with hydrophobic membrane by glue.
Preferably, the infrared ray lamp is fixedly connected with IC chip by screw.
The utility model compared with prior art, has the advantages that：
(1) the utility model passes through infrared ray by being irradiated after assembling by infrared ray lamp to device
Integrity degree and tortuosity to whether there is bubble and particle in judgment means, ensure that fingerprint identification device fingerprint when dispatching from the factory is known
Other accuracy, improve product quality.
(2) moisture on finger dredge and divided to drain pipe by the utility model by hydrophobic membrane, and is discharged from drain pipe
The groove of fingerprint identification device, avoiding moisture from accumulating causes moisture penetration to enter in device, ensures the normal of internal electronic element
Use, extend the life-span of fingerprint identification device.
(3) the utility model when in use can be wiped out the foul on finger and water by fur pad, can also be prevented
The only damage of finger print, improve the accuracy of identification.
Brief description of the drawings
Fig. 1 is internal overall structure diagram of the present utility model；
Fig. 2 is front view of the present utility model；
In figure：1- device bodies, 2- drain pipes, 3- batteries, 4- video memories, 5- digital signal processors, 6-PCB
Plate, 7-IC chips, 8- infrared ray lamps, 9- support frames, 10- power interfaces, 11-AT89S51 controllers, 12- diaphragms, 13-
Hydrophobic membrane, 14- sapphires cover plate, 15-FPC1011F3 fingerprint sensors, 16-LED apertures, 17- fur pads.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of technical scheme：A kind of fingerprint identification device, including device sheet
Body 1, device body 1 are internally provided with battery 3, video memory 4, support frame 9 and AT89S51 controllers 11, support frame 9
Side be provided with AT89S51 controllers 11, opposite side is provided with video memory 4, and storage contrast is carried out to typing fingerprint, figure
As the side of memory 4 is provided with battery 3, electric energy is provided for fingerprint identification device, support frame 9 is disposed with from top to bottom
Hydrophobic membrane 13, diaphragm 12, sapphire cover plate 14, FPC1011F3 fingerprint sensors 15, infrared ray lamp 8, IC chip 7, PCB
Plate 6 and digital signal processor 5, a side of hydrophobic membrane 13 are provided with drain pipe 2, and dredging falls what is accumulated on fingerprint identification device
Moisture, LED light circle 16 and fur pad 17 are provided with the side outer wall of device body 1, and fur pad 17 is the stolen goods on cleaning finger
Thing provides facility, and LED light circle 16 is located at the side of fur pad 17, power interface is provided with the opposite side outer wall of device body 1
10, video memory 4, digital signal processor 5, pcb board 6, IC chip 7, infrared ray lamp 8, AT89S51 controllers 11,
FPC1011F3 fingerprint sensors 15 and LED light circle 16 are electrically connected with battery 3.
In order to avoid the identification division of foreign object damage to fingerprint identification device, in the present embodiment, it is preferred that device body 1
Side outer wall on open up it is fluted.
In order to ensure stability that support frame 9 connects, in the present embodiment, it is preferred that support frame 9 passes through with device body 1
It is welded and fixed connection.
In order to adapt to the shape of finger, ensure the convenience of finger typing, in the present embodiment, it is preferred that LED light circle 16 is
Ellipsoidal structure.
In order to ensure the compactness and the transparency of connection, in the present embodiment, it is preferred that diaphragm 12 passes through with hydrophobic membrane 13
Glue is adhesively fixed.
Assembled for the ease of the dismounting of infrared ray lamp 8, in the present embodiment, it is preferred that infrared ray lamp 8 and IC chip 7
It is fixedly connected by screw.
Operation principle and process for using of the present utility model：In assembling, first support frame 9 is welded on 1 in device body,
Again successively by digital signal processor 5, pcb board 6, IC chip 7, infrared ray lamp 8, FPC1011F3 fingerprint sensors 15, Lan Bao
Stone cover plate 14, diaphragm 12 and hydrophobic membrane 13 are fixed on support frame 9, after preliminary assemble, open infrared ray lamp 8
And infrared-ray display board is placed in the directive side of infrared-ray, by observing the integrity degree and specific refraction of infrared-ray, to sentence
It whether there is bubble or particle in read apparatus, because particle can stop ray, cause the imperfect of ray, bubble can will be infrared
Ray diffraction, specific refraction is influenceed, when there is no bubble or particle in interpretation device, device body is completed to assemble, used
When, user is first cleaned finger on fur pad 17, avoids influenceing the accuracy identified, when having water on user's finger
Timesharing, the accuracy of identification can be not only influenceed, accumulating for moisture can be also caused, be accumulated in moisture when in hydrophobic membrane 13, it is hydrophobic
Film 13 water is converged and by the discharger body 1 of drain pipe 2 outside, when fingerprint is pressed in hydrophobic membrane 13, FPC1011F3 fingerprints
Fingerprint is acquired typing by sensor 15, and is stored in video memory 4, and fingerprint is carried out by AT89S51 controllers 11
Contrast.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of fingerprint identification device, including device body (1), it is characterised in that：Described device body (1) is internally provided with
Battery (3), video memory (4), support frame (9) and AT89S51 controllers (11), the side of support frame as described above (9) are set
There are AT89S51 controllers (11), opposite side is provided with video memory (4), and the side of described image memory (4) is provided with storage
Battery (3), support frame as described above (9) be disposed with from top to bottom hydrophobic membrane (13), diaphragm (12), sapphire cover plate (14),
FPC1011F3 fingerprint sensors (15), infrared ray lamp (8), IC chip (7), pcb board (6) and digital signal processor (5),
One side of the hydrophobic membrane (13) is provided with drain pipe (2), and LED light is provided with the side outer wall of described device body (1)
Enclose (16) and fur pad (17), the LED light circle (16) is located at the side of fur pad (17), described device body (1) it is another
Power interface (10), described image memory (4), digital signal processor (5), pcb board (6), IC cores are provided with the outer wall of side
Piece (7), infrared ray lamp (8), AT89S51 controllers (11), FPC1011F3 fingerprint sensors (15) and LED light circle (16) are equal
It is electrically connected with battery (3).
A kind of 2. fingerprint identification device according to claim 1, it is characterised in that：Outside the side of described device body (1)
Opened up on wall fluted.
A kind of 3. fingerprint identification device according to claim 1, it is characterised in that：Support frame as described above (9) and device body
(1) it is fixedly connected by welding.
A kind of 4. fingerprint identification device according to claim 1, it is characterised in that：The LED light circle (16) is ellipse
Structure.
A kind of 5. fingerprint identification device according to claim 1, it is characterised in that：The diaphragm (12) and hydrophobic membrane
(13) it is adhesively fixed by glue.
A kind of 6. fingerprint identification device according to claim 1, it is characterised in that：The infrared ray lamp (8) and IC cores
Piece (7) is fixedly connected by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720998385.4U CN207198868U (en) | 2017-08-10 | 2017-08-10 | A kind of fingerprint identification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720998385.4U CN207198868U (en) | 2017-08-10 | 2017-08-10 | A kind of fingerprint identification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207198868U true CN207198868U (en) | 2018-04-06 |
Family
ID=61796676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720998385.4U Expired - Fee Related CN207198868U (en) | 2017-08-10 | 2017-08-10 | A kind of fingerprint identification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207198868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109993149A (en) * | 2019-04-12 | 2019-07-09 | 京东方科技集团股份有限公司 | Terminal, display panel and fingerprint recognition mould group |
-
2017
- 2017-08-10 CN CN201720998385.4U patent/CN207198868U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109993149A (en) * | 2019-04-12 | 2019-07-09 | 京东方科技集团股份有限公司 | Terminal, display panel and fingerprint recognition mould group |
| CN109993149B (en) * | 2019-04-12 | 2021-10-26 | 京东方科技集团股份有限公司 | Terminal, display panel and fingerprint identification module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20180810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |