CN115828331A - Computer data acquisition card - Google Patents
Computer data acquisition card Download PDFInfo
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- CN115828331A CN115828331A CN202310132592.1A CN202310132592A CN115828331A CN 115828331 A CN115828331 A CN 115828331A CN 202310132592 A CN202310132592 A CN 202310132592A CN 115828331 A CN115828331 A CN 115828331A
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- baffle
- fingerprint
- data acquisition
- fingerprint identification
- acquisition card
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention relates to the technical field of data acquisition cards and discloses a computer data acquisition card which comprises a shell and an integrated circuit board, wherein a fingerprint opening is formed in the top of the shell, a storage device, a processor, a password module and a fingerprint identifier are arranged on the integrated circuit board, two groups of baffles capable of shielding fingerprint identification are arranged inside the fingerprint identifier, the password module can control the two groups of baffles to automatically and synchronously slide reversely through the processor, and a protection mechanism for preventing abnormal fingerprint identification is arranged at the bottom of each baffle. This computer data acquisition card through cryptographic module and baffle cooperation, carries out the first layer protection, can prevent to carry out malicious fingerprint identification, and rethread protection machanism carries out the secondary protection to fingerprint identification, can guarantee the fingerprint identification reliability, then rethread fingerprint identification could obtain the data of gathering completely to reached and can prevent to gather data and reveal, the high effect of storage security.
Description
Technical Field
The invention relates to the technical field of data acquisition cards, in particular to a computer data acquisition card.
Background
Data acquisition, which means to automatically acquire non-electric quantity or electric quantity signals from analog and digital units to be tested such as sensors and other devices to be tested, and send the signals to an upper computer for analysis and processing, and a data acquisition card, namely a computer expansion card for realizing the function of Data Acquisition (DAQ).
The existing data acquisition card usually directly stores the acquired data, and anyone can directly read the data by connecting the data acquisition card with a computer, so that the data acquisition and storage safety is poor.
Disclosure of Invention
In order to realize the purposes of preventing the leakage of the acquired data, having high storage safety, preventing the leakage of fingerprints and having safe use, the invention is realized by the following technical scheme: the computer data acquisition card comprises a shell and an integrated circuit board, wherein the top of the shell is provided with a fingerprint port, the integrated circuit board is provided with a memory, a processor, a password module and a fingerprint identifier, and the outer side of the fingerprint identifier is provided with a sealing bag which can be sealed with the fingerprint port in an extrusion manner;
fingerprint identification ware's inside is provided with two sets of baffles that can shelter from fingerprint identification, cryptographic module can pass through two sets of baffles of treater control automatic synchronization reverse slip, the bottom of baffle is provided with the protection machanism who is used for preventing unusual fingerprint identification.
Preferably, protection machanism is including setting up the end bag in the baffle bottom, the inside storage of end bag has the liquid that can attach to on the fingerprint identification ware, fingerprint identification can be sheltered from to liquid, the puncture hole has been seted up to the inside of baffle, the inside sliding connection of puncture hole has the pjncture needle that can puncture the end bag, the pjncture needle can automatic sliding.
Preferably, be provided with the puncture spring between pjncture needle and the puncture hole inner wall, the locking groove has been seted up in the outside of pjncture needle, the atmospheric pressure chamber that is linked together with the sealed bag is seted up to the inside of puncture hole, the inside sliding connection in atmospheric pressure chamber has the locking lever of ability joint in the locking groove, be provided with the extension spring between locking lever and the atmospheric pressure chamber.
Preferably, the protection mechanism is including setting up the wiper in the baffle bottom, the nail hole has been seted up to the inside of baffle and the top that is located the wiper, the nail hole is matrix distribution in the wiper top, the inside sliding connection in nail hole has the nail of scraping, it can the automatic sliding to scrape the nail.
Preferably, a top bag is arranged between the bottom of the scraping nail and the inner wall of the nail hole, the top bag is communicated with the sealing bag, and a pressure spring is arranged between the top of the scraping nail and the inner wall of the nail hole.
Preferably, a sliding groove is formed above the identification position of the fingerprint identifier, a driving screw driven by a motor is installed on the inner wall of the sliding groove, the motor is controlled by a processor, the spiral directions of two ends of the driving screw are opposite, the two groups of baffles are connected in the sliding groove in a sliding mode, driving nut blocks are arranged on the outer sides of the two groups of baffles, and the two groups of driving nut blocks are respectively in threaded connection with two ends of the driving screw.
Preferably, jacks are formed in one sides, close to the inner wall of the sliding groove, of the two groups of baffles, stop switches capable of controlling the driving screw to stop are arranged inside the jacks, the stop switches can automatically slide in the jacks, and inserting rods capable of being inserted into the jacks are arranged on the inner wall of the sliding groove.
Preferably, it is two sets of the installation pendulum rod is all rotated in the outside of baffle, the inside of baffle is rotated and is installed the winding wheel with pendulum rod fixed connection, the outside of winding wheel is provided with the ratchet, the inside sliding connection of jack has the slide, the slide passes through the driving rope and is connected with the winding wheel transmission, the setting of the switch that stops on the slide, be provided with reset spring between slide and the jack inner wall, the driving groove has been seted up to the inside of baffle, the inside sliding connection in driving groove has the slider, the outside of slider articulates there is the pawl with the ratchet joint, the inner wall in driving groove is provided with the electro-magnet that circular telegram can adsorb the slider, be provided with the top spring between electro-magnet and the slider.
Preferably, clean mechanism is installed at the top of pendulum rod, clean mechanism is including fixing the triangle shell at the pendulum rod top, the inside of triangle shell is provided with drive roll and two sets of driven voller, the drive roll passes through motor drive, be connected through clean cloth transmission between drive roll and the two sets of driven voller, clean mouth has been seted up in the outside of triangle shell, clean cloth is through clean mouth, the interior bottom of triangle shell is provided with clean brush hair, the inside of triangle shell is provided with the heating wire that can dry clean cloth.
Compared with the prior art, the invention has the following beneficial effects:
this computer data acquisition card through cryptographic module and baffle cooperation, carries out the first layer protection, can prevent to carry out malicious fingerprint identification, and rethread protection machanism carries out the secondary protection to fingerprint identification, can guarantee the fingerprint identification reliability, then rethread fingerprint identification could obtain the data of gathering completely to reached and can prevent to gather data and reveal, the high effect of storage security.
This computer data acquisition card slides through two sets of baffles of treater control, and two sets of baffles are drawn together and are cleaned the fingerprint that is stained with on the fingerprint identification ware, when clean fingerprint identification ware, can prevent that the fingerprint from revealing, and is safe in utilization.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
FIG. 2 is a schematic diagram of a fingerprint recognizer according to the present invention;
FIG. 3 is a schematic cross-sectional view of a fingerprint sensor of the present invention;
FIG. 4 is a schematic view of the internal transmission of the chute of the present invention;
FIG. 5 is a perspective view of a first embodiment of the baffle of the present invention;
FIG. 6 is a schematic bottom view of the baffle of the present invention;
FIG. 7 is an enlarged view of portion A of FIG. 6 according to the present invention;
FIG. 8 is a schematic view, partially in section, of a jack according to the present invention;
FIG. 9 is a schematic view of a cleaning mechanism of the present invention;
FIG. 10 is a perspective view of a second embodiment of the baffle of the present invention;
FIG. 11 is a schematic cross-sectional view of a baffle of the present invention.
In the figure: 1. a housing; 2. a fingerprint opening; 3. an integrated circuit board; 4. a reservoir; 5. a processor; 6. a cryptographic module; 7. a fingerprint identifier; 8. sealing the bag; 9. a chute; 10. a baffle plate; 11. a drive screw; 12. a drive nut block; 13. a bottom capsule; 14. puncturing a hole; 15. puncturing needles; 16. a puncture spring; 17. a locking groove; 18. a pneumatic chamber; 19. a locking lever; 20. a tension spring; 21. a swing rod; 22. a cleaning mechanism; 221. a triangular shell; 222. a drive roll; 223. a driven roller; 224. cleaning the cloth strips; 225. cleaning the bristles; 226. an electric heating wire; 23. a winding wheel; 24. a ratchet wheel; 25. a jack; 26. a slide plate; 27. a stop switch; 28. a return spring; 29. a slider; 30. a pawl; 31. an electromagnet; 32. a spring jack; 33. inserting a rod; 34. wiping cloth; 35. scraping nails; 36. ejecting a bag; 37. and (5) pressing a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The embodiment of the computer data acquisition card is as follows:
examples
Referring to fig. 1-9, the computer data acquisition card comprises a housing 1 and an integrated circuit board 3, wherein a fingerprint opening 2 is formed at the top of the housing 1, a memory 4, a processor 5, a password module 6 and a fingerprint identifier 7 are arranged on the integrated circuit board 3, and a sealing bag 8 capable of being sealed with the fingerprint opening 2 in an extruding manner is arranged outside the fingerprint identifier 7;
When the integrated circuit board is used, the integrated circuit board 3 is connected with a computer through a data line, then a correct digital password is input according to a prompt, when the digital password is correct, the password module 6 identifies the digital password and feeds a signal back to the processor 5, at the moment, the processor 5 controls the two groups of baffles 10 to automatically and synchronously slide in the reverse direction, the two groups of baffles 10 are opened, so that a fingerprint identification position on the fingerprint identifier 7 is leaked, then, when fingerprint identification is carried out, the collected and stored content can be uploaded after the fingerprint identification is successful, and the use safety is high;
when the password is incorrect, the baffle 10 cannot be opened, the fingerprint identification cannot be used, malicious fingerprint identification can be prevented, and data in the acquisition card cannot be obtained;
after the fingerprint recognizer is used up, the processor 5 controls the baffle 10 to reset, the baffle 10 inserts and removes fingerprints stuck on the recognition position of the fingerprint recognizer 7, the fingerprint recognition safety can be further ensured, and meanwhile, the recognition position of the fingerprint recognizer 7 is cleaned, so that the comfort of next use can be improved;
simultaneously because fingerprint identification ware 7 is pegged graft in fingerprint mouth 2, and for the convenience fingerprint identification, fingerprint identification ware 7 identification position is located the outside of shell 1, consequently need seal between fingerprint identification ware 7 and the fingerprint mouth 2, can prevent that inside spare part from being contaminated, through the setting of sealed bag 8, can be inseparable sealed, simultaneously when fingerprint identification ware 7 and shell received the destruction, can carry out the feedback through sealed bag 8 and be used for triggering protection machanism, stable in structure.
As shown in fig. 5 and 6, in some embodiments, the protection mechanism includes a bottom bag 13 disposed at the bottom of the baffle 10, the bottom bag 13 stores liquid capable of adhering to the fingerprint identifier 7, the liquid can block the fingerprint identifier, a puncture hole 14 is formed in the baffle 10, a puncture needle 15 capable of puncturing the bottom bag 13 is slidably connected in the puncture hole 14, and the puncture needle 15 can automatically slide.
When the fingerprint identifier 7 is damaged, the puncture needle 15 is triggered to slide, the puncture needle 15 punctures the bottom bag 13, liquid in the bottom bag 13 is sprayed out, the liquid shields the fingerprint identification position on the fingerprint identifier 7, the liquid is preferably glass ink, can be firmly attached to the fingerprint identification position and can fold the fingerprint identification, meanwhile, the ink can also enter the fingerprint identifier 7 to damage internal components, and the fingerprint identifier 7 can be ensured to be invalid;
meanwhile, when the baffle 10 slides, the baffle 10 drives the bottom bag 13 to slide, and the bottom bag 13 can more effectively clean the fingerprint identifier 7 due to certain elasticity of the bottom bag 13, so that the cleaning effect is good.
As shown in fig. 6, in some embodiments, a puncture spring 16 is disposed between the puncture needle 15 and the inner wall of the puncture hole 14, a locking groove 17 is disposed on the outer side of the puncture needle 15, a pneumatic chamber 18 communicated with the sealing bag 8 is disposed inside the puncture hole 14, a locking lever 19 capable of being locked in the locking groove 17 is slidably connected inside the pneumatic chamber 18, and a tension spring 20 is disposed between the locking lever 19 and the pneumatic chamber 18.
When baffle 10 receives illegal the demolition, need destroy spout 9 positions, and then can lead to sealed receiving destruction between fingerprint identification ware 7 and the fingerprint mouth 2, sealed bag 8 does not receive extrusion inflation this moment, sealed bag 8 inflation makes the inside atmospheric pressure of atmospheric pressure chamber 18 reduce, extension spring 20 drives locking lever 19 and keeps away from locking groove 17, pjncture needle 15 is unrestricted this moment, pjncture needle 16 promotes pjncture needle 15 and slides, pjncture needle 15 punctures end bag 13, and then destroy fingerprint identification ware 7 automatically, make sealed bag 8 when playing sealed, can provide the trigger condition for protection agency, device theftproof performance is good.
As shown in fig. 4, in some embodiments, a sliding groove 9 is formed above the identification position of the fingerprint identifier 7, a driving screw 11 driven by a motor is installed on the inner wall of the sliding groove 9, the motor is controlled by the processor 5, the spiral directions of two ends of the driving screw 11 are opposite, two sets of baffles 10 are both slidably connected in the sliding groove 9, driving nut blocks 12 are both arranged on the outer sides of the two sets of baffles 10, and the two sets of driving nut blocks 12 are respectively in threaded connection with two ends of the driving screw 11.
Control the motor through treater 5 and rotate, the motor drives drive screw 11 and rotates, and drive screw 11 drives two sets of drive nut piece 12 reverse slip simultaneously, and two sets of drive nut pieces 12 drive two sets of baffles 10 reverse slip respectively, and then can control baffle 10 steadily, and through the driven auto-lock of screw thread, can guarantee that baffle 10 remains stable, is difficult for receiving external drive.
As shown in fig. 4 and 8, in some embodiments, the two sets of baffles 10 are provided with insertion holes 25 on one side close to the inner wall of the sliding chute 9, the insertion holes 25 are provided with stop switches 27 capable of controlling the stop of the driving screws 11, the stop switches 27 can automatically slide in the insertion holes 25, and the inner wall of the sliding chute 9 is provided with insertion rods 33 capable of being inserted into the insertion holes 25.
The position of the stop switch 27 in the jack 25 is controlled according to the size of a human finger, when the human finger is wide, the stop switch 27 is made to slide towards the inside of the jack 25, when the baffle 10 is opened, the baffle 10 drives the jack 25 to slide relative to the inserted link 33, the inserted link 33 is inserted in the jack 25, when the inserted link 33 is in contact with the stop switch 27, the driving screw 11 stops rotating, at the moment, the baffle 10 stops opening, through the guiding of the two groups of baffles 10, the finger can stably press on the middle position of the fingerprint recognizer 7, the fingerprint recognition precision can be improved, and by adjusting the position of the stop switch 27, the fingerprint recognizer is suitable for different crowds;
meanwhile, when the password passes, the processor 5 controls the stop switch 27 to slide to the outermost end of the insertion hole 25, the stop switch 27 blocks the insertion hole 25, and the stop switch 27 blocks the insertion rod 33, so that the limiting force can be provided for the baffle 10, the baffle 10 can be prevented from moving, and the protection of the baffle 10 is more stable.
As shown in fig. 8, in some embodiments, the swing rods 21 are rotatably installed on the outer sides of two sets of baffles 10, the winding wheel 23 fixedly connected with the swing rods 21 is rotatably installed inside the baffles 10, the ratchet wheel 24 is arranged on the outer side of the winding wheel 23, the sliding plate 26 is slidably connected inside the insertion hole 25, the sliding plate 26 is in transmission connection with the winding wheel 23 through a transmission rope, the stop switch 27 is arranged on the sliding plate 26, the return spring 28 is arranged between the sliding plate 26 and the inner wall of the insertion hole 25, the transmission groove is formed inside the baffles 10, the sliding block 29 is slidably connected inside the transmission groove, the pawl 30 clamped with the ratchet wheel 24 is hinged on the outer side of the sliding block 29, the electromagnet 31 capable of adsorbing the sliding block 29 by energization is arranged on the inner wall of the transmission groove, and the top spring 32 is arranged between the electromagnet 31 and the sliding block 29.
When fingerprint identification is required, a finger pushes the swing rod 21 to swing, the swing rod 21 drives the rolling wheel 23 and the ratchet wheel 24 to rotate, the ratchet wheel 24 drives the pawl 30 to swing, the rolling wheel 23 rotates to drive the sliding plate 26 to slide through the transmission rope, the sliding plate 26 drives the stop switch 27 to slide in the insertion hole 25, the wider the finger is, the larger the swing angle of the swing rod 21 is, the longer the sliding distance of the stop switch 27 to the inside of the insertion hole 25 is, and when the baffle 10 slides, the larger the opening range of the baffle 10 is, so that the baffle 10 can automatically adjust the opening size according to the width of the finger of a person, the setting in advance is not required, and the use is convenient;
meanwhile, the ratchet wheel 24 cannot rotate under the action of the pawl 30, and the ratchet wheel 24 limits the swinging rod 21 to swing back, so that when the baffle 10 is opened, the swinging rod 21 cannot automatically reset, and the automatic adjustment of the opening size is not influenced;
when the baffle 10 is reset, the electromagnet 31 is electrified to generate magnetic force, the electromagnet 31 drives the sliding block 29 to slide, the sliding block 29 drives the pawl 30 to be away from the ratchet wheel 24, the ratchet wheel 24 can rotate at the moment, the return spring 28 drives the sliding plate 26 to reset, the sliding plate 26 drives the rolling wheel 23 to rotate through the transmission rope, and the rolling wheel 23 drives the swing rod 21 to automatically reset without influencing the next use.
As shown in fig. 8 and 9, in some embodiments, the cleaning mechanism 22 is installed at the top of the swing link 21, the cleaning mechanism 22 includes a triangular shell 221 fixed at the top of the swing link 21, a driving roller 222 and two sets of driven rollers 223 are arranged inside the triangular shell 221, the driving roller 222 is driven by a motor, the driving roller 222 is in transmission connection with the two sets of driven rollers 223 through a cleaning cloth strip 224, a cleaning opening is formed in the outer side of the triangular shell 221, the cleaning cloth strip 224 passes through the cleaning opening, cleaning bristles 225 are arranged at the inner bottom of the triangular shell 221, and a heating wire 226 capable of drying the cleaning cloth strip 224 is arranged inside the triangular shell 221.
Through the arrangement of the triangular shell 221, the contact surface between the top of the swing rod 21 and fingers is an inclined surface, when a finger is pressed, the swing rod 21 can be pushed to swing more easily, the size of the opened baffle plate 10 can be adjusted more accurately, and the comfort is high when the finger is pressed downwards through the arrangement of the inclined surface;
when the fingers are pressed down, the fingers are in contact with the cleaning cloth strips 224 at the cleaning opening, the cleaning cloth strips 224 move relative to the fingers along with the swinging of the cleaning mechanism pushed by the fingers, and the pollutants on the fingers and redundant sweat are absorbed by the cleaning cloth strips 224, so that the pollutants or excessive sweat can be effectively prevented from affecting the fingerprint identification precision;
when the baffle 10 is closed, the swing rod 21 swings back, meanwhile, the driving roller 222 is electrified to rotate, the driving roller 222 drives the cleaning cloth strips 224 to rotate, the driven roller 223 is provided with two groups, therefore, the cleaning cloth strips 224 are also distributed in a triangular shape, at the moment, the clean side rotates to the position of a cleaning opening, the used side rotates to the position of the cleaning bristles 225, the cleaning bristles 225 clean pollutants adhered to the surfaces of the cleaning cloth strips, then, the driving roller 222 continues to rotate, the driving roller 222 drives the used cleaning cloth strips 224 to rotate to the position of the heating wires 226, the heating wires 226 are electrified to generate heat to dry the moisture absorbed on the cleaning cloth strips, the continuous use of the cleaning device is ensured, through the arrangement of the cleaning device, the cleaning cloth strips 224 give finger buffering force, the cleaning cloth strips 224 can be cleaned, and the use comfort of the device can be improved.
In a second embodiment, a second embodiment of a guard mechanism is provided;
referring to fig. 10 and 11, the protection mechanism includes a wiper 34 disposed at the bottom of the baffle 10, nail holes are disposed inside the baffle 10 and above the wiper 34, the nail holes are distributed in a matrix above the wiper 34, scraping nails 35 are slidably connected inside the nail holes, and the scraping nails 35 can automatically slide.
By arranging the wiping cloth 34, the fingerprint on the fingerprint identifier 7 can be easily erased, so that a thief is prevented from unlocking by using the fingerprint residue on the fingerprint identifier, the fingerprint identifier 7 can be always kept clean, and the use comfort is high;
when the fingerprint recognizer 7 is damaged, the scraping nails 35 are triggered, the scraping nails 35 penetrate through the wiping cloth 34 to be in contact with the recognition surface of the fingerprint recognizer 7 and are pressed on the recognition surface, the limiting force for opening the baffle 10 is increased by the scraping nails 35 through the arrangement of the groups of scraping nails 35, so that the baffle 10 is protected more stably, if the baffle 10 moves, the baffle 10 drives the groups of scraping nails 35 to move, the groups of scraping nails 35 scrape the recognition surface, the fingerprint recognizer 7 can be damaged, and internal data can be effectively protected;
can adjust the sliding speed who scrapes nail 35 according to the protection, and then can change the puncture dynamics of scraping nail 35, through the puncture dynamics that increases scraping nail 35, make and scrape the direct puncture of nail 35 and discern the surface, scrape nail 35 with baffle 10 direct locking on discernment surface, the protectiveness is stronger.
In some embodiments, as shown in fig. 11, a top bag 36 is arranged between the bottom of the scraping nail 35 and the inner wall of the nail hole, the top bag 36 is communicated with the sealing bag 8, and a pressure spring 37 is arranged between the top of the scraping nail 35 and the inner wall of the nail hole.
When the fingerprint recognizer 7 is damaged, the balance state of the sealing bag 8 is damaged, the limiting force given to the scraping nail 35 by the top bag 36 is reduced, the elastic force is released by the pressure spring 37, the scraping nail 35 is pushed to fall rapidly, the scraping nail 35 penetrates through the wiping cloth 34 and contacts with the recognition surface, if the baffle 10 moves, the baffle 10 drives the multiple groups of scraping nails 35 to move, the multiple groups of scraping nails 35 scrape the recognition surface, meanwhile, the scraping nail 35 slides to give pressure to the top bag 36, the top bag 36 enables the sealing bag 8 to expand rapidly, the sealing bag 8 expands rapidly and bursts, and certain deterrence can be generated for thieves;
meanwhile, by adjusting the internal air pressure strength of the sealing bag 8 and the elasticity of the pressure spring 37, the puncture speed of the scraping nail 35 can be controlled, the blasting power of the sealing bag 8 can be improved, and the deterrent effect is improved;
in summary, compared to the first embodiment, the second embodiment has higher protection strength and a certain deterrent effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Computer data acquisition card, including shell (1) and integrated circuit board (3), its characterized in that: the top of the shell (1) is provided with a fingerprint opening (2), the integrated circuit board (3) is provided with a storage (4), a processor (5), a password module (6) and a fingerprint identifier (7), and the outer side of the fingerprint identifier (7) is provided with a sealing bag (8) capable of being sealed with the fingerprint opening (2) in an extrusion manner;
the inside of fingerprint identification ware (7) is provided with two sets of baffles (10) that can shelter from fingerprint identification, cryptographic module (6) can be through two sets of baffles (10) automatic synchronization reverse slip of treater (5) control, the bottom of baffle (10) is provided with the protection machanism who is used for preventing unusual fingerprint identification.
2. The computer data acquisition card according to claim 1, wherein: protection machanism is including setting up end bag (13) in baffle (10) bottom, the inside storage of end bag (13) has the liquid that can attach to on fingerprint identification ware (7), fingerprint identification can be sheltered from to liquid, puncture hole (14) have been seted up to the inside of baffle (10), the inside sliding connection of puncture hole (14) has pjncture needle (15) that can puncture end bag (13), pjncture needle (15) can the autoslide.
3. The computer data acquisition card according to claim 2, wherein: be provided with puncture spring (16) between pjncture needle (15) and puncture hole (14) inner wall, locking groove (17) have been seted up in the outside of pjncture needle (15), atmospheric pressure chamber (18) that are linked together with sealed bag (8) have been seted up to the inside of puncture hole (14), the inside sliding connection of atmospheric pressure chamber (18) has locking lever (19) that can the joint in locking groove (17), be provided with extension spring (20) between locking lever (19) and atmospheric pressure chamber (18).
4. The computer data acquisition card according to claim 1, wherein: protection machanism is including setting up wiper (34) in baffle (10) bottom, the nail hole has been seted up to the inside of baffle (10) and the top that is located wiper (34), the nail hole is matrix distribution in wiper (34) top, the inside sliding connection in nail hole has scrapes nail (35), it can the autoslide to scrape nail (35).
5. The computer data acquisition card according to claim 4, wherein: a top bag (36) is arranged between the bottom of the scraping nail (35) and the inner wall of the nail hole, the top bag (36) is communicated with the sealing bag (8), and a pressure spring (37) is arranged between the top of the scraping nail (35) and the inner wall of the nail hole.
6. The computer data acquisition card according to claim 1, wherein: spout (9) have been seted up to the top of fingerprint identification ware (7) discernment position, drive screw (11) through motor drive are installed to the inner wall of spout (9), the motor is controlled by treater (5), drive screw (11) both ends spiral opposite direction, it is two sets of baffle (10) equal sliding connection is in spout (9), and is two sets of the outside of baffle (10) all is provided with drive nut piece (12), and is two sets of drive nut piece (12) difference threaded connection is at the both ends of drive screw (11).
7. The computer data acquisition card according to claim 6, wherein: two sets of jack (25) have all been seted up to baffle (10) one side near spout (9) inner wall, the inside of jack (25) is provided with can control drive screw (11) and stop switch (27), stop switch (27) can be in jack (25) self-sliding, the inner wall of spout (9) is provided with inserted bar (33) that can peg graft in jack (25).
8. The computer data acquisition card according to claim 7, wherein: two sets of the outside of baffle (10) all rotates installation pendulum rod (21), the inside of baffle (10) is rotated and is installed reel (23) with pendulum rod (21) fixed connection, the outside of reel (23) is provided with ratchet (24), the inside sliding connection of jack (25) has slide (26), slide (26) are connected with reel (23) transmission through the driving rope, stop switch (27) set up on slide (26), be provided with reset spring (28) between slide (26) and jack (25) inner wall, the driving groove has been seted up to the inside of baffle (10), the inside sliding connection in driving groove has slider (29), the outside of slider (29) articulates pawl (30) with ratchet (24) joint, the inner wall of driving groove is provided with electro-magnet (31) that the circular telegram can adsorb slider (29), be provided with between electro-magnet (31) and slider (29) top spring (32).
9. The computer data acquisition card according to claim 8, wherein: clean mechanism (22) are installed at the top of pendulum rod (21), clean mechanism (22) are including fixing triangle shell (221) at pendulum rod (21) top, the inside of triangle shell (221) is provided with drive roll (222) and two sets of driven voller (223), drive roll (222) pass through motor drive, be connected through clean cloth (224) transmission between drive roll (222) and two sets of driven voller (223), clean mouth has been seted up in the outside of triangle shell (221), clean cloth (224) are through clean mouth, the interior bottom of triangle shell (221) is provided with clean brush hair (225), the inside of triangle shell (221) is provided with heating wire (226) that can dry clean cloth (224).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310132592.1A CN115828331B (en) | 2023-02-20 | 2023-02-20 | Computer data acquisition card |
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| CN202310132592.1A CN115828331B (en) | 2023-02-20 | 2023-02-20 | Computer data acquisition card |
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| CN115828331B CN115828331B (en) | 2023-05-23 |
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