CN214067789U - Integrated phased array fingerprint sensor - Google Patents
Integrated phased array fingerprint sensor Download PDFInfo
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- CN214067789U CN214067789U CN202023133994.4U CN202023133994U CN214067789U CN 214067789 U CN214067789 U CN 214067789U CN 202023133994 U CN202023133994 U CN 202023133994U CN 214067789 U CN214067789 U CN 214067789U
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Abstract
The utility model discloses an integrated form phased array fingerprint sensor, including the installation casing, set up at the mounting groove of casing front side and inlay the fingerprint sensor main part of dress on the mounting groove rear side inner wall, fixed cover is equipped with the rectangle sealing washer on the installation casing, be equipped with the clearance brush installation pole that is located fingerprint sensor main part top in the mounting groove, the rear side bonding of clearance brush installation pole is fixed with the dust absorption cotton, and the cotton rear side of dust absorption and the front side parallel and level of fingerprint sensor main part have seted up first groove on the right side inner wall of mounting groove, and fixed mounting has first locating lever between the top inner wall of first groove and the bottom inner wall. The utility model relates to a rationally, convenient operation is convenient for clear up the dust in the fingerprint sensor main part fast through the mode of simple promotion, can avoid the phenomenon of the unable discernment fingerprint of fingerprint sensor main part because of the dust causes, and is convenient for take off the dust absorption cotton fast and change or clear up, satisfies the user demand, is favorable to the use.
Description
Technical Field
The utility model relates to a fingerprint sensor technical field especially relates to an integrated form phased array fingerprint sensor.
Background
Fingerprint sensor is the key device that realizes fingerprint automatic acquisition, because characteristics such as uniqueness and portability of fingerprint, fingerprint sensor has widely been applied to identity information authentication identification fields such as financial payment, security protection facility, attendance system, for example the application number: 201720819889.5 discloses an integrated phased array fingerprint sensor, which comprises a circuit board, a microcontroller, a phased array transceiver module for fingerprint identification, a gyroscope, an acceleration sensor, an analog matrix switch for signal switching, an A/D conversion module and a power supply module for power supply, wherein the circuit board is provided with the microcontroller; the phased array transceiver module, the gyroscope and the acceleration sensor are electrically connected with the input end of the A/D conversion module through the analog matrix switch, and the output end of the A/D conversion module is electrically connected with the microcontroller. The utility model discloses on using fingerprint identification with the phased array principle, improved identification rate and accuracy, with gyroscope and acceleration sensor integrated to phased array fingerprint sensor on, the integrated design, simple structure, it is small, reduced external influence to sensor signal simultaneously, improved the stability of sensor, solved single fingerprint sensor high-power consumption, can't awaken up and remove the warning scheduling problem.
The integrated phased array fingerprint sensor in the above patent is mostly installed on a shell when in use, and is installed on an attendance card punch, a door lock of a security facility or other equipment through the shell for use, although the fingerprint identification can be realized; but present integrated form phased array fingerprint sensor is not convenient for in time clear up the dust on it, for example the fingerprint sensor on attendance punched-card machine or the lock uses for a long time, can be covered with the dust on it, and then can cause the phenomenon of fingerprint identification mistake or unable discernment, consequently needs personnel to clear up the dust on the fingerprint sensor with hand or paper handkerchief, this kind of clearance mode causes dirty unhygienic phenomenon of hand easily, can not satisfy the user demand, therefore we have proposed an integrated form phased array fingerprint sensor and are used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the integrated form phased array fingerprint sensor who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an integrated phased array fingerprint sensor comprises a mounting shell, a mounting groove arranged on the front side of the shell and a fingerprint sensor main body embedded on the inner wall of the rear side of the mounting groove, wherein a rectangular sealing ring is fixedly sleeved on the mounting shell, a cleaning brush mounting rod positioned above the fingerprint sensor main body is arranged in the mounting groove, dust absorption cotton is fixedly bonded on the rear side of the cleaning brush mounting rod, the rear side of the dust absorption cotton is flush with the front side of the fingerprint sensor main body, a first groove is arranged on the inner wall of the right side of the mounting groove, a first positioning rod is fixedly arranged between the inner wall of the top part and the inner wall of the bottom part of the first groove, a moving rod is slidably sleeved on the first positioning rod, the left end of the moving rod extends into the mounting groove and is in movable contact with the right end of the cleaning brush mounting rod, a push rod is fixedly arranged on the front side of the moving rod, the front end of the push rod extends to the front side of the mounting shell, two first magnets are fixedly arranged on the inner wall of the top part of the first groove, two second magnets are fixedly mounted on one side of the top of the moving rod, the tops of the second magnets are adsorbed to the bottoms of the corresponding first magnets, a first rectangular groove with an opening at the front side is formed in the left end of the moving rod, a rectangular cutting sleeve is fixedly mounted at the right end of the cleaning brush mounting rod, the right side of the rectangular cutting sleeve extends into the first rectangular groove, an L-shaped clamping rod is movably clamped in the rectangular cutting sleeve, the top of the L-shaped clamping rod extends to the upper side of the cleaning brush mounting rod, a U-shaped handle is fixedly mounted at the top of the L-shaped clamping rod, a first rectangular hole is formed in the front side of the cleaning brush mounting rod, a second positioning rod is fixedly mounted on the inner wall of the bottom of the first rectangular hole, a T-shaped rod is sleeved on the second positioning rod in a sliding mode, the top end of the T-shaped rod extends to the upper side of the cleaning brush mounting rod and is fixedly connected with the inner wall of the top of the L-shaped clamping rod, a spring is fixedly mounted between the bottom of the T-shaped rod and the inner wall of the bottom of the first rectangular hole, the spring is movably sleeved on the second positioning rod.
Preferably, a second rectangular hole is formed in the top of the moving rod, and the inner wall of the second rectangular hole is in sliding connection with the outer side of the first positioning rod.
Preferably, a through hole is formed in the inner wall of the front side of the first groove, the push rod is located in the through hole, and the inner wall of the through hole is not in contact with the outer side of the push rod.
Preferably, the outer side of the rectangular cutting sleeve is in movable contact with the inner wall of the first rectangular groove.
Preferably, the bottom of the T-shaped rod is provided with a second rectangular groove, and the inner wall of the second rectangular groove is in sliding connection with the outer side of the corresponding second positioning rod.
Preferably, a third rectangular hole is formed in the inner wall of the top of the first rectangular groove, and the inner wall of the third rectangular hole is in movable contact with the outer side of the L-shaped clamping rod.
Preferably, the rear side bonding of clearance brush installation pole is fixed with first magic subsides, and the cotton front side bonding of dust absorption is fixed with second magic subsides, and first magic subsides are pasted fixedly with second magic subsides bonding.
Compared with the prior art, the beneficial effects of the utility model are that:
by matching the mounting shell, the mounting groove, the fingerprint sensor main body, the cleaning brush mounting rod, the dust absorption cotton, the first groove, the first positioning rod, the push rod, the moving rod, the second magnet, the first rectangular hole, the second positioning rod, the first rectangular groove, the T-shaped rod, the spring and the rectangular clamping sleeve with the L-shaped clamping rod, when dust on the fingerprint sensor main body needs to be cleaned, the push rod is pushed downwards to drive the moving rod to slide downwards on the positioning rod, the moving rod drives the two second magnets to be separated from the two first magnets, the moving rod drives the cleaning brush mounting rod to move downwards through the rectangular clamping sleeve, the cleaning brush mounting rod drives the dust absorption cotton to move downwards through the male magic tape and the female magic tape and rub with the front side of the fingerprint sensor main body, so that the dust on the fingerprint sensor main body is bonded on the dust absorption cotton, and further the cleaning of the dust on the fingerprint sensor main body is completed, then the push rod is pushed upwards to drive the two second magnets to move upwards to be adsorbed with the two first magnets, so that the cleaning brush installation rod is fixed, when the dust absorption cotton needs to be removed for cleaning or replacement, the U-shaped handle is pulled upwards to drive the L-shaped clamping rod to move upwards, the L-shaped clamping rod drives the T-shaped rod to slide upwards on the second positioning rod and stretch the spring, the L-shaped clamping rod gradually moves out of the rectangular clamping sleeve and the third rectangular hole while moving upwards, then the cleaning brush installation rod is pulled forwards to drive the rectangular clamping sleeve to move forwards out of the first rectangular groove, then the dust absorption cotton is taken off from one side, the dust absorption cotton drives the second magic tape to be separated from the first magic tape, the dust absorption cotton can be removed for cleaning or replacement, the cleaning or replacement is completed, the cleaned or replaced dust absorption cotton is bonded on the rear side of the cleaning brush installation rod, and the first rectangular groove is aligned with the rectangular clamping sleeve, promote the clearance brush installation pole backward and drive rectangular cutting ferrule backward move to first rectangular channel in and with the rear side inner wall movable contact of first rectangular channel, relax the pulling force to the U-shaped handle, the elasticity of spring resets this moment and drives L shape kelly downstream to the rectangular cutting ferrule in through T shape pole, and then makes the clearance brush installation pole fixed.
The utility model relates to a rationally, convenient operation is convenient for clear up the dust in the fingerprint sensor main part fast through the mode of simple promotion, can avoid the phenomenon of the unable discernment fingerprint of fingerprint sensor main part because of the dust causes, and is convenient for take off the dust absorption cotton fast and change or clear up, satisfies the user demand, is favorable to the use.
Drawings
Fig. 1 is a schematic structural diagram of an integrated phased array fingerprint sensor according to the present invention;
fig. 2 is a schematic cross-sectional structural diagram of an integrated phased array fingerprint sensor according to the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
fig. 4 is the utility model provides an integrated form phased array fingerprint sensor's clearance brush installation pole, dust absorption cotton, public magic subsides and female magic subsides connecting piece overlook the structure schematic diagram.
In the figure: the fingerprint sensor comprises a mounting shell 1, a mounting groove 2, a fingerprint sensor body 3, a cleaning brush mounting rod 4, dust absorption cotton 5, a first groove 6, a first positioning rod 7, a push rod 8, a moving rod 9, a second magnet 10, a first magnet 11, a first rectangular hole 12, a second positioning rod 13, a first rectangular groove 14, a T-shaped rod 15, a spring 16, a rectangular clamping sleeve 17 and a clamping rod 18L.
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 some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, an integrated phased array fingerprint sensor comprises an installation shell 1, an installation groove 2 arranged at the front side of the shell 1 and a fingerprint sensor main body 3 embedded on the inner wall of the rear side of the installation groove 2, a rectangular sealing ring is fixedly sleeved on the installation shell 1, a cleaning brush installation rod 4 positioned above the fingerprint sensor main body 3 is arranged in the installation groove 2, dust absorption cotton 5 is fixedly bonded at the rear side of the cleaning brush installation rod 4, the rear side of the dust absorption cotton 5 is flush with the front side of the fingerprint sensor main body 3, a first groove 6 is arranged on the inner wall of the right side of the installation groove 2, a first positioning rod 7 is fixedly arranged between the inner wall of the top part and the inner wall of the bottom part of the first groove 6, a moving rod 9 is slidably sleeved on the first positioning rod 7, the left end of the moving rod 9 extends into the installation groove 2 and is in movable contact with the right end of the cleaning brush installation rod 4, a push rod 8 is fixedly arranged at the front side of the moving rod 9, the front end of the push rod 8 extends to the front side of the mounting shell 1, two first magnets 11 are fixedly mounted on the inner wall of the top of the first groove 6, two second magnets 10 are fixedly mounted on one side of the top of the moving rod 9, the top of each second magnet 10 is adsorbed to the bottom of the corresponding first magnet 11, a first rectangular groove 14 with an opening at the front side is formed in the left end of the moving rod 9, a rectangular clamping sleeve 17 is fixedly mounted at the right end of the cleaning brush mounting rod 4, the right side of the rectangular clamping sleeve 17 extends into the corresponding first rectangular groove 14, an L-shaped clamping rod 18 is movably clamped in the rectangular clamping sleeve 17, the top of the L-shaped clamping rod 18 extends to the upper side of the cleaning brush mounting rod 4, a U-shaped handle is fixedly mounted at the top of the L-shaped clamping rod 18, a first rectangular hole 12 is formed in the front side of the cleaning brush mounting rod 4, a second positioning rod 13 is fixedly mounted on the inner wall of the bottom of the first rectangular hole 12, and a T-shaped rod 15 is sleeved on the second positioning rod 13 in a sliding manner, the top of T shape pole 15 extends to the top of clearance brush installation pole 4 and with the top inner wall fixed connection of L shape kelly 18, fixed mounting has spring 16 between the bottom of T shape pole 15 and the bottom inner wall of first rectangular hole 12, and the spring 16 movable sleeve is established on second locating lever 13, the utility model relates to a rationally, convenient operation, the dust of being convenient for on to fingerprint sensor main part 3 through the mode of simple promotion is cleared up fast, can avoid the phenomenon of the unable discernment fingerprint of fingerprint sensor main part 3 because of the dust causes, and be convenient for take off dust absorption cotton 5 fast and change or clear up, satisfy the user demand, be favorable to using.
In the utility model, the top of the moving rod 9 is provided with a second rectangular hole, the inner wall of the second rectangular hole is connected with the outer side of the first locating rod 7 in a sliding way, the inner wall of the front side of the first groove 6 is provided with a perforation, the push rod 8 is positioned in the perforation, the inner wall of the perforation is not contacted with the outer side of the push rod 8, the outer side of the rectangular cutting sleeve 17 is movably contacted with the inner wall of the first rectangular groove 14, the bottom of the T-shaped rod 15 is provided with a second rectangular groove, the inner wall of the second rectangular groove is connected with the outer side of the corresponding second locating rod 13 in a sliding way, the inner wall of the top of the first rectangular groove 14 is provided with a third rectangular hole, the inner wall of the third rectangular hole is movably contacted with the outer side of the L-shaped clamping rod 18, the rear side of the cleaning brush mounting rod 4 is fixedly bonded with a first magic tape, the front side of the dust absorption cotton 5 is fixedly bonded with a second magic tape, the first magic tape is fixedly bonded with the second magic tape, the utility model has reasonable design, convenient operation is convenient for clear up the dust on the fingerprint sensor main part 3 fast through the mode of simple promotion, can avoid the phenomenon of the fingerprint sensor main part 3 unable discernment fingerprint that causes because of the dust, and is convenient for take off the dust absorption cotton 5 fast and change or clear up, satisfies the user demand, is favorable to the use.
The working principle is as follows: when the dust-collecting device is used, the rectangular sealing ring is arranged, the sealing fit between the shell 1 and the mounting equipment can be ensured, dust or water is prevented from entering through a gap between the equipment and the shell 1, when dust on the fingerprint sensor main body 3 needs to be cleaned, the push rod 8 is pushed downwards, the push rod 8 drives the moving rod 9 to slide downwards on the positioning rod 7, the moving rod 9 drives the two second magnets 10 to move downwards while moving downwards, so that the second magnets 10 are separated from the corresponding first magnets 11, the moving rod 9 drives the cleaning brush mounting rod 4 to move downwards while moving downwards through the rectangular clamping sleeve 17, the cleaning brush mounting rod 4 drives the dust-collecting cotton 5 to move downwards through the male magic tape and the female magic tape, the dust-collecting cotton 5 rubs against the front side of the fingerprint sensor main body 3 while moving downwards, under the action of friction force, the dust on the fingerprint sensor main body 3 is bonded on the dust-collecting cotton 5, the cleaning of dust on the fingerprint sensor main body 3 is further completed, the phenomenon that the fingerprint sensor main body 3 cannot identify fingerprints due to the dust is avoided, after the cleaning is completed, the push rod 8 is pushed upwards, the push rod 8 drives the two second magnets 10 to move upwards to be adsorbed with the two first magnets 11, and the cleaning brush mounting rod 4 is fixed;
when the dust absorption cotton 5 needs to be taken down for cleaning or replacement, the U-shaped handle is pulled upwards, the U-shaped handle drives the L-shaped clamping rod 18 to move upwards, the L-shaped clamping rod 18 moves upwards and simultaneously drives the T-shaped rod 15 to slide upwards on the second positioning rod 13, the T-shaped rod 15 moves upwards and simultaneously stretches the spring 16, the L-shaped clamping rod 18 moves upwards and simultaneously gradually moves out of the rectangular clamping sleeve 17 and the third rectangular hole, the fixation of the rectangular clamping sleeve 17 and the cleaning brush installation rod 4 is further released, the cleaning brush installation rod 4 is pulled forwards, the cleaning brush installation rod 4 drives the rectangular clamping sleeve 17 to move forwards and move out of the first rectangular groove 14, the cleaning brush installation rod 4 can be taken out of the cleaning installation groove 2, the dust absorption cotton 5 is taken down from one side, the dust absorption cotton 5 drives the second magic tape to be separated from the first magic tape, and the dust absorption cotton 5 can be taken down for cleaning or replacement, the cleaning or the replacement is completed, the cleaned or replaced dust absorption cotton 5 is bonded on the rear side of the cleaning brush mounting rod 4, the U-shaped handle is pulled upwards, the first rectangular groove 14 is aligned with the rectangular clamping sleeve 17, the cleaning brush mounting rod 4 is pushed backwards, the cleaning brush mounting rod 4 drives the rectangular clamping sleeve 17 to move backwards into the first rectangular groove 14 and to be in movable contact with the inner wall of the rear side of the first rectangular groove 14, the L-shaped clamping rod 18 is aligned with the corresponding rectangular clamping sleeve 17 at the moment, the pulling force on the U-shaped handle is released, the spring 16 in the stretching state is reset at the moment, the elastic force of the spring 16 drives the L-shaped clamping rod 18 to move downwards into the rectangular clamping sleeve 17 through the T-shaped rod 15, the L-shaped clamping rod 18 is clamped with the rectangular clamping sleeve 17, and the cleaning brush mounting rod 4 is fixed.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. An integrated phased array fingerprint sensor comprises an installation shell (1), an installation groove (2) arranged on the front side of the shell (1) and a fingerprint sensor main body (3) embedded on the inner wall of the rear side of the installation groove (2), wherein a rectangular sealing ring is fixedly sleeved on the installation shell (1), the integrated phased array fingerprint sensor is characterized in that a cleaning brush installation rod (4) positioned above the fingerprint sensor main body (3) is arranged in the installation groove (2), dust absorption cotton (5) is fixedly bonded on the rear side of the cleaning brush installation rod (4), the rear side of the dust absorption cotton (5) is flush with the front side of the fingerprint sensor main body (3), a first groove (6) is formed in the inner wall of the right side of the installation groove (2), a first positioning rod (7) is fixedly installed between the inner wall of the top and the inner wall of the bottom of the first groove (6), and a moving rod (9) is slidably sleeved on the first positioning rod (7), the left end of the moving rod (9) extends into the mounting groove (2) and is in movable contact with the right end of the cleaning brush mounting rod (4), a push rod (8) is fixedly mounted on the front side of the moving rod (9), the front end of the push rod (8) extends to the front side of the mounting shell (1), two first magnets (11) are fixedly mounted on the inner wall of the top of the first groove (6), two second magnets (10) are fixedly mounted on one side of the top of the moving rod (9), the tops of the second magnets (10) are adsorbed to the bottoms of the corresponding first magnets (11), a first rectangular groove (14) with an opening at the front side is formed in the left end of the moving rod (9), a rectangular clamping sleeve (17) is fixedly mounted on the right end of the cleaning brush mounting rod (4), the right side of the rectangular clamping sleeve (17) extends into the first rectangular groove (14), and an L-shaped clamping rod (18) is movably clamped in the rectangular clamping sleeve (17), the top of L shape kelly (18) extends to the top of clearance brush installation pole (4), the top fixed mounting of L shape kelly (18) has the U-shaped handle, first rectangular hole (12) have been seted up to the front side of clearance brush installation pole (4), fixed mounting has second locating lever (13) on the bottom inner wall of first rectangular hole (12), sliding sleeve is equipped with T shape pole (15) on second locating lever (13), the top of T shape pole (15) extends to the top of clearance brush installation pole (4) and with the top inner wall fixed connection of L shape kelly (18), fixed mounting has spring (16) between the bottom of T shape pole (15) and the bottom inner wall of first rectangular hole (12), spring (16) movable sleeve is established on second locating lever (13).
2. The integrated phased array fingerprint sensor as claimed in claim 1, wherein the top of the moving rod (9) is provided with a second rectangular hole, and the inner wall of the second rectangular hole is slidably connected with the outer side of the first positioning rod (7).
3. The integrated phased array fingerprint sensor according to claim 1, wherein the front inner wall of the first groove (6) is provided with a perforation, the push rod (8) is positioned in the perforation, and the inner wall of the perforation is not in contact with the outer side of the push rod (8).
4. An integrated phased array fingerprint sensor as claimed in claim 1 wherein the outer side of the rectangular ferrule (17) is in active contact with the inner wall of the first rectangular groove (14).
5. The integrated phased array fingerprint sensor according to claim 1, wherein the bottom of the T-shaped rod (15) is provided with a second rectangular groove, and the inner wall of the second rectangular groove is slidably connected with the outer side of the corresponding second positioning rod (13).
6. The integrated phased array fingerprint sensor of claim 1, wherein a third rectangular hole is formed on the inner wall of the top of the first rectangular groove (14), and the inner wall of the third rectangular hole is in movable contact with the outer side of the L-shaped clamping rod (18).
7. The integrated phased array fingerprint sensor as claimed in claim 1, wherein a first magic tape is adhesively fixed to the rear side of the cleaning brush mounting rod (4), a second magic tape is adhesively fixed to the front side of the dust absorption cotton (5), and the first magic tape and the second magic tape are adhesively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133994.4U CN214067789U (en) | 2020-12-23 | 2020-12-23 | Integrated phased array fingerprint sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133994.4U CN214067789U (en) | 2020-12-23 | 2020-12-23 | Integrated phased array fingerprint sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214067789U true CN214067789U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023133994.4U Active CN214067789U (en) | 2020-12-23 | 2020-12-23 | Integrated phased array fingerprint sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214067789U (en) |
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2020
- 2020-12-23 CN CN202023133994.4U patent/CN214067789U/en active Active
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Effective date of registration: 20220524 Address after: 528000 room 605, 6th floor, No. 144, Fenjiang Middle Road, Chancheng District, Foshan City, Guangdong Province (residence declaration) Patentee after: Foshan leimo Information Technology Co.,Ltd. Address before: 511458 No. 106 Fengze East Road, Nansha District, Guangzhou, Guangdong Province Patentee before: Liao Chongfu |