CN112017315B - Fingerprint identification device of external closed protective structure based on internet of things equipment - Google Patents
Fingerprint identification device of external closed protective structure based on internet of things equipment Download PDFInfo
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- CN112017315B CN112017315B CN202010893338.XA CN202010893338A CN112017315B CN 112017315 B CN112017315 B CN 112017315B CN 202010893338 A CN202010893338 A CN 202010893338A CN 112017315 B CN112017315 B CN 112017315B
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- 230000001681 protective effect Effects 0.000 title claims abstract description 39
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000006855 networking Effects 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims description 14
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 230000005389 magnetism Effects 0.000 claims description 6
- 230000010405 clearance mechanism Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 6
- 238000007669 thermal treatment Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 230000002441 reversible effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012634 optical imaging Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- General Engineering & Computer Science (AREA)
- Image Input (AREA)
Abstract
The invention discloses a fingerprint identification device with an external closed protection structure based on Internet of things equipment, which comprises a bottom plate, a fingerprint identification device body and a servo motor, wherein a driving gear is installed on an adjusting screw, a moving rod is installed at the right end of the adjusting screw, a sliding block is installed at the end part of the moving rod and is installed inside a supporting side block, a round gear is fixedly installed on a connecting shaft, the connecting shaft penetrates through and is installed inside a positioning block, a first vortex spring is arranged between the positioning block and the connecting shaft, the positioning block is fixedly installed on the bottom plate, and a top magnet is fixedly installed at the upper end of a cleaning mechanism. This external seal protective structure can play certain dustproof guard action when not using based on the fingerprint identification device of thing networking equipment, can reduce the influence of external highlight when to fingerprint identification simultaneously, and can clean the identification area to can play good scattered thermal treatment.
Description
Technical Field
The invention relates to the technical field of Internet of things correlation, in particular to a fingerprint identity recognition device of an external closed protective structure based on Internet of things equipment.
Background
With the development of society, it has become a must work to every day that the work attendance is checked card to many office workers, however, in order to make things convenient for the effectual time of taking the work attendance every day of record staff, fingerprint identification device will all be used usually, some fingerprint identification device are controlled at the in-process that uses mostly all to utilize thing networking equipment, the thing networking is the important component part of new generation information technology, and the core basis of thing networking still is the internet, and the thing networking is the network that extends on the internet basis, can utilize communication technologies such as local network or internet to contact sensor, controller and some other objects together through new modes through the thing networking.
However, the existing fingerprint identification device has the following problems:
1. the existing fingerprint identification device is inconvenient to play a certain dustproof protection role in the fingerprint identification device when not in use, so that dust is easily accumulated on the fingerprint identification device, the sensitivity of subsequent fingerprint identification is further influenced, meanwhile, part of optical fingerprint sensors are identified by the optical imaging principle, and the accuracy of fingerprint identification is also influenced under the influence of external strong light;
2. the existing fingerprint identification device is not convenient for erasing the attached dust on the fingerprint identification area and the residual fingerprint in the identification area when carrying out fingerprint identification, and is not convenient for playing good scattered heat treatment when the external temperature is too high, thereby reducing the practicability of the fingerprint identification device.
In order to solve the problems, innovative design is urgently needed on the basis of the original fingerprint identification device.
Disclosure of Invention
The invention aims to provide a fingerprint identity recognition device of an external closed protective structure based on Internet of things equipment, so as to solve the problems that the prior fingerprint identification device is inconvenient to play a certain dustproof protection role when not in use, thereby easily causing dust to be accumulated on the fingerprint identification device, further influencing the sensitivity of subsequent fingerprint identification, simultaneously, part of the optical fingerprint sensors are identified by the optical imaging principle, and the accuracy of fingerprint identification can be influenced under the influence of strong external light, when fingerprint identification is carried out, dust attached on the fingerprint identification area and fingerprints remained in the identification area are not convenient to erase, meanwhile, the fingerprint identification device is not convenient to perform good heat dissipation treatment when the external temperature is too high, so that the practicability of the fingerprint identification device is reduced.
In order to achieve the purpose, the invention provides the following technical scheme: an external closed protective structure based on a fingerprint identification device of Internet of things equipment comprises a bottom plate, a fingerprint identification device body and a servo motor, wherein a protective frame is fixedly installed at the upper end of the bottom plate, heat dissipation holes are formed in the side of the protective frame, the fingerprint identification device body is fixedly installed in the protective frame, the servo motor is fixedly connected to the left side of the protective frame, an adjusting screw is fixedly installed at the right end of the servo motor, a driving gear is installed on the adjusting screw, a moving rod is installed at the right end of the adjusting screw, a sliding block is installed at the end of the moving rod and is installed in a supporting side block, a fan is installed at the right end of the supporting side block and is installed at the side of the fingerprint identification device body, a guide screw is installed at the upper end of the adjusting screw, and a driven gear is installed on the guide screw, and driven gear installs inside the left end of protection frame, removable cover is installed on the right side of protection frame, and removable cover's lower extreme avris fixed mounting has the connecting axle, fixed mounting has circular gear on the connecting axle, and the connecting axle runs through the inside of installing at the locating piece, through first vortex spring between locating piece and the connecting axle, and locating piece fixed mounting on the bottom plate, the linkage gear is installed to circular gear's avris, and the mid-mounting of linkage gear has well core rod, the winding is connected with the haulage rope on well core rod, and the upper end fixed mounting of haulage rope is at the avris of clearance mechanism, the upper end fixed mounting of clearance mechanism has top magnet to top magnet fixed mounting is in the inside upper end of protection frame.
Preferably, the adjusting screw and the driving gear are respectively and symmetrically arranged with the guide screw and the driven gear about the transverse central axis of the protective frame, the driving gear and the driven gear are in meshed connection, and the threads on the adjusting screw and the guide screw are in the same direction.
Preferably, the outer wall of the sliding block and the inner wall of the supporting side block are mutually attached, a sliding connection structure is formed between the sliding block and the supporting side block, and the middle part of the left end of the supporting side block is movably connected with the inside of the protective frame.
Preferably, the right-hand member of lead screw and adjusting screw all installs the carriage release lever, and is connected for articulated formula between the right-hand member of carriage release lever and the left end of sliding block.
Preferably, a rotating structure is formed between the connecting shaft and the inside of the protective frame, the connecting shaft and the circular gear are in key connection, and the circular gear and the linkage gear are in meshing connection.
Preferably, the cleaning mechanism consists of a cleaning block, a vertical block, a lifting rod, a limiting magnet, a built-in spring, a driving rod, an extrusion plate, a second vortex spring, a clamping column and a return spring, the cleaning block is arranged above the right side of the fingerprint identity recognition device body and is fixedly arranged at the lower end of the vertical block, the lifting rod is arranged inside the vertical block, the limiting magnet is fixedly arranged at the upper end of the lifting rod, the lower end of the lifting rod and the inside of the vertical block are connected with each other through the built-in spring, the driving rod is arranged at the left side of the lifting rod, the left end of the driving rod is arranged on the extrusion plate, the second vortex spring is arranged between the upper end of the extrusion plate and the left side of the vertical block, the right end of the vertical block is arranged inside the clamping column, and the clamping column and the right end of the vertical block are connected with each other through the, and the clamping column is fixedly arranged in the protective frame.
Preferably, an integrated structure is arranged between the upper ends of the limiting magnet and the lifting rod, the lifting rod and the vertical block are in sliding connection, the limiting magnet and the top magnet are located on the same vertical straight line, and the limiting magnet and the top magnet are opposite in magnetism.
Preferably, a rotating structure is formed between the upper end of the extrusion plate and the vertical block, and the inner side of the extrusion plate and the lower end of the lifting rod are movably connected with the end part of the driving rod.
Compared with the prior art, the invention has the beneficial effects that: the fingerprint identity recognition device based on the Internet of things equipment with the external closed protection structure can play a certain dustproof protection role when not in use, can reduce the influence of external strong light on fingerprint recognition, can wipe a recognition area, and can play a good heat dissipation treatment;
1. the fingerprint identity recognition device is provided with the protection frame, and the protection frame and the movable cover plate can be used for sealing and protecting the fingerprint identity recognition device body, so that a large amount of dust is prevented from being accumulated on the fingerprint identity recognition device when the fingerprint identity recognition device is not used;
2. the fingerprint identity recognition device is provided with the movable cover plate, when normal fingerprint recognition operation is carried out, the movable cover plate is rotated, a finger is inserted into the protection frame to carry out normal card punching operation on the fingerprint identity recognition device, and when the fingerprint identity recognition device is opened, the protection frame can block external strong light, so that the influence of the external strong light on the fingerprint recognition is reduced;
3. the fingerprint identity recognition device is provided with the fan, heat can be conveniently emitted outwards in time through the opening of the fan and the heat dissipation holes in the side of the protection frame, meanwhile, the fan can be in reciprocating inclined swinging through the rotation of the guide screw and the adjusting screw, and the overall heat dissipation effect of the fingerprint identity recognition device can be improved through the swinging of the fan;
4. be provided with the clearance piece, well core rod's rotation can make vertical piece slide in the inside of joint post under the effect of haulage rope, and then can drive the clearance piece through the motion of vertical piece and carry out synchronous motion, and then can clean the fingerprint identification region on the fingerprint identification device body under the effect of clearance piece motion.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic cross-sectional view of the slider and support side block of the present invention;
FIG. 5 is a schematic side-sectional view of a fan and a fingerprint identification device body of the present invention;
FIG. 6 is a schematic view of a protective frame and a removable cover plate of the present invention;
FIG. 7 is a schematic sectional view of the connecting shaft and the positioning block of the present invention;
FIG. 8 is a schematic cross-sectional view of the vertical block and the lifting rod of the present invention;
FIG. 9 is a schematic cross-sectional view of the vertical block and the squeeze plate of the present invention.
In the figure: 1. a base plate; 2. a protective frame; 3. heat dissipation holes; 4. a fingerprint identification device body; 5. a servo motor; 6. adjusting the screw rod; 7. a driving gear; 8. a slider; 9. supporting the side block; 10. a fan; 11. a lead screw; 12. a driven gear; 13. a removable cover plate; 14. a connecting shaft; 15. a circular gear; 16. positioning blocks; 17. a first scroll spring; 18. a linkage gear; 19. a center pole; 20. a hauling rope; 21. a cleaning mechanism; 211. cleaning the block; 212. a vertical block; 213. lifting a pull rod; 214. a limiting magnet; 215. a built-in spring; 216. a drive rod; 217. a pressing plate; 218. a second scroll spring; 219. a clamping column; 2110. a return spring; 22. a top magnet; 23. the rod is moved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: an external closed protection structure fingerprint identification device based on Internet of things equipment comprises a bottom plate 1, a protection frame 2, heat dissipation holes 3, a fingerprint identification device body 4, a servo motor 5, an adjusting screw 6, a driving gear 7, a sliding block 8, a supporting side block 9, a fan 10, a guide screw 11, a driven gear 12, a movable cover plate 13, a connecting shaft 14, a circular gear 15, a positioning block 16, a first vortex spring 17, a linkage gear 18, a central rod 19, a traction rope 20, a cleaning mechanism 21, a top magnet 22 and a moving rod 23, wherein the upper end of the bottom plate 1 is fixedly provided with the protection frame 2, the heat dissipation holes 3 are formed in the side of the protection frame 2, the fingerprint identification device body 4 is fixedly arranged in the protection frame 2, the servo motor 5 is fixedly connected to the left side of the protection frame 2, and the adjusting screw 6 is fixedly arranged at the right end of the servo motor, a driving gear 7 is installed on the adjusting screw 6, a moving rod 23 is installed at the right end of the adjusting screw 6, a sliding block 8 is installed at the end of the moving rod 23, the sliding block 8 is installed inside a supporting side block 9, a fan 10 is installed at the right end of the supporting side block 9, the fan 10 is installed at the side of the fingerprint identification device body 4, a guide screw 11 is installed at the upper end of the adjusting screw 6, a driven gear 12 is installed on the guide screw 11, the driven gear 12 is installed inside the left end of the protection frame 2, a movable cover plate 13 is installed at the right side of the protection frame 2, a connecting shaft 14 is fixedly installed at the side of the lower end of the movable cover plate 13, a circular gear 15 is fixedly installed on the connecting shaft 14, the connecting shaft 14 penetrates through and is installed inside a positioning block 16, a first vortex spring 17 is arranged between the positioning block, linkage gear 18 is installed to the avris of circular gear 15, and linkage gear 18's mid-mounting has well core rod 19, and the winding is connected with haulage rope 20 on well core rod 19, and haulage rope 20's upper end fixed mounting is at the avris of clearance mechanism 21, and the upper end fixed mounting of clearance mechanism 21 has top magnet 22 to top magnet 22 fixed mounting is in the inside upper end of protective frame 2.
The adjusting screw 6 and the driving gear 7 are respectively and symmetrically arranged with the guide screw 11 and the driven gear 12 about the transverse central axis of the protective frame 2, the driving gear 7 and the driven gear 12 are in meshed connection, the threads on the adjusting screw 6 and the guide screw 11 are in the same trend, and the guide screw 11 can synchronously rotate under the action of the driven gear 12 due to the rotation of the driving gear 7.
Laminating each other between the outer wall of sliding block 8 and the inner wall that supports side piece 9, and constitute sliding connection structure between sliding block 8 and the support side piece 9 to be swing joint between the left end middle part that supports side piece 9 and the inside of protective frame 2, laminating each other between sliding block 8 and the support side piece 9, thereby can improve the stability of sliding block 8 at the inside motion of support side piece 9.
The right ends of the guide screw 11 and the adjusting screw 6 are both provided with a moving rod 23, the right end of the moving rod 23 is connected with the left end of the sliding block 8 in a hinged mode, and the moving rod 23 can move synchronously through the rotation of the guide screw 11.
Constitute revolution mechanic between the inside of connecting axle 14 and protective frame 2, and be the key-type connection between connecting axle 14 and the circular gear 15 to for the meshing is connected between circular gear 15 and the linkage gear 18, the rotation of connecting axle 14 can drive circular gear 15 and carry out synchronous rotation, can make linkage gear 18 rotate through the rotation of circular gear 15.
The cleaning mechanism 21 is composed of a cleaning block 211, a vertical block 212, a lifting rod 213, a limiting magnet 214, an internal spring 215, a driving rod 216, a squeezing plate 217, a second vortex spring 218, a clamping column 219 and a return spring 2110, the cleaning block 211 is installed above the right side of the fingerprint identification device body 4, the cleaning block 211 is fixedly installed at the lower end of the vertical block 212, the lifting rod 213 is installed inside the vertical block 212, the limiting magnet 214 is fixedly installed at the upper end of the lifting rod 213, the lower end of the lifting rod 213 and the inside of the vertical block 212 are connected with each other through the internal spring 215, the driving rod 216 is installed at the left side of the lifting rod 213, the left end of the driving rod 216 is installed on the squeezing plate 217, the second vortex spring 218 is installed between the upper end of the squeezing plate 217 and the left side of the vertical block 212, the right end of the vertical block 212 is installed inside the clamping column 219, and the right end of the clamping column 219 and the vertical block 212 are connected with each, and the clamping posts 219 are fixedly mounted inside the protective frame 2. The upper ends of the limiting magnet 214 and the lifting rod 213 are of an integrated structure, the lifting rod 213 and the vertical block 212 are in sliding connection, the limiting magnet 214 and the top magnet 22 are located on the same vertical straight line, the magnetism of the limiting magnet 214 is opposite to that of the top magnet 22, and the magnetism of the limiting magnet 214 and the magnetism of the top magnet 22 are opposite, so that the lifting rod 213 can slide inside the vertical block 212.
A rotating structure is formed between the upper end of the extrusion plate 217 and the vertical block 212, the inner side of the extrusion plate 217 and the lower end of the lifting rod 213 are movably connected with the end part of the driving rod 216, and the upper end of the extrusion plate 217 can rotate around the vertical block 212 under the action of the driving rod 216 due to the movement of the lifting rod 213.
The working principle is as follows: when the fingerprint identification device based on the internet of things equipment with the external closed protection structure is used, firstly, as shown in fig. 1-9, when fingerprint identification is not needed, the fingerprint identification device body 4 can be protected in a closed manner through the protection frame 2 and the movable cover plate 13 which are arranged on the outer side of the fingerprint identification device body 4, and therefore a certain dustproof protection effect is achieved on the fingerprint identification device body 4;
as shown in fig. 1-4, the servo motor 5 and the fan 10 are turned on, the fan 10 is turned on to protect the fingerprint identification device body 4 from heat dissipation, the servo motor 5 is turned on to make the adjusting screw 6 alternately rotate in the forward and reverse directions, the adjusting screw 6 rotates in the forward direction to make the driving gear 7 rotate in the forward direction, the moving rod 23 on the adjusting screw 6 moves in the right direction, the driving gear 7 rotates in the forward direction to make the driven gear 12 rotate in the reverse direction, the driven gear 12 rotates in the reverse direction to make the guide screw 11 rotate in the reverse direction, the moving rod 23 on the guide screw 11 moves in the left direction, the support side block 9 can swing in the reciprocating direction by the forward and reverse rotation of the guide screw 11 and the adjusting screw 6, the reciprocating swing of the support side block 9 can drive the fan 10 to swing synchronously, the heat dissipation effect on the whole fingerprint identification device body 4 can be improved through the swinging of the fan 10;
as shown in fig. 1, 5 and 6, when fingerprint identification is required, the movable cover plate 13 is pulled, at this time, the movable cover plate 13 rotates around the protective frame 2, the rotation of the movable cover plate 13 can enable the circular gear 15 to synchronously rotate under the action of the connecting shaft 14, the rotation of the circular gear 15 can enable the central rod 19 to rotate under the action of the linkage gear 18, the traction rope 20 can be stored through the rotation of the linkage gear 18, as shown in fig. 1, 5 and 8, in an initial state, the lifting rod 213 can upwards move in the vertical block 212 through the attraction force between the top magnet 22 and the limit magnet 214 with opposite magnetism, the movement of the lifting rod 213 can support the extrusion plate 217 under the action of the driving rod 216, the vertical block 212 can be pulled after the traction rope 20 is stored, at this time, the vertical block 212 slides in the clamping column 219, the motion of vertical piece 212 and then can drive the clearance piece 211 of lower extreme and carry out synchronous motion, clearance piece 211 through the motion and then can clean the fingerprint identification region on the fingerprint identification device body 4, stretch into the inside of protective frame 2 with the finger this moment, carry out normal fingerprint identification operation, in the in-process of fingerprint identification, can block external highlight through protective frame 2, and then reduce the influence of external highlight when this reduces fingerprint identification, as shown in figure 5, figure 8 and figure 9, on vertical piece 212 moved to the outside of protective frame 2, step-by-step dislocation between top magnet 22 and the spacing magnet 214, the appeal between top magnet 22 and the spacing magnet 214 reduces this moment, lifting rod 213 and stripper plate 217 reset under the effect of built-in spring 215 and second vortex spring 218 respectively, through stripper plate 217 after reseing and then can play the effect of knocking to clearance piece 211, the vibration generated in the knocking process of the cleaning block 211 through the extrusion plate 217 can shake off the dust adhered to the lower end of the cleaning block 211 during wiping.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides an external fingerprint identification device who seals protective structure based on thing networking equipment, includes bottom plate (1), fingerprint identification device body (4) and servo motor (5), its characterized in that: the fingerprint identification device is characterized in that a protective frame (2) is fixedly mounted at the upper end of the bottom plate (1), heat dissipation holes (3) are formed in the side of the protective frame (2), a fingerprint identification device body (4) is fixedly mounted inside the protective frame (2), a servo motor (5) is fixedly connected to the left side of the protective frame (2), an adjusting screw (6) is fixedly mounted at the right end of the servo motor (5), a driving gear (7) is mounted on the adjusting screw (6), a moving rod (23) is mounted at the right end of the adjusting screw (6), a sliding block (8) is mounted at the end of the moving rod (23), the sliding block (8) is mounted inside a supporting side block (9), a fan (10) is mounted at the right end of the supporting side block (9), the fan (10) is mounted on the side of the fingerprint identification device body (4), a guide screw (11) is mounted at the upper end of the adjusting, and install driven gear (12) on lead screw (11) to driven gear (12) are installed inside the left end of protecting frame (2), removable cover (13) are installed on the right side of protecting frame (2), and the lower extreme avris fixed mounting of removable cover (13) has connecting axle (14), fixed mounting has circular gear (15) on connecting axle (14), and connecting axle (14) run through and install the inside at locating piece (16), through first vortex spring (17) between locating piece (16) and connecting axle (14), and locating piece (16) fixed mounting is on bottom plate (1), linkage gear (18) are installed to the avris of circular gear (15), and the mid-mounting of linkage gear (18) has well core rod (19), the winding is connected with haulage rope (20) on well core rod (19), and the avris of upper end fixed mounting at clearance mechanism (21) of haulage rope (20), the upper end of the cleaning mechanism (21) is fixedly provided with a top magnet (22), and the top magnet (22) is fixedly arranged at the upper end inside the protective frame (2);
the fingerprint identification device is characterized in that the cleaning mechanism (21) consists of a cleaning block (211), a vertical block (212), a lifting rod (213), a limiting magnet (214), a built-in spring (215), a driving rod (216), an extrusion plate (217), a second vortex spring (218), a clamping column (219) and a reset spring (2110), the cleaning block (211) is installed above the right side of the fingerprint identification device body (4), the cleaning block (211) is fixedly installed at the lower end of the vertical block (212), the lifting rod (213) is installed inside the vertical block (212), the limiting magnet (214) is fixedly installed at the upper end of the lifting rod (213), the lower end of the lifting rod (213) is connected with the inside of the vertical block (212) through the built-in spring (215), the driving rod (216) is installed on the left side of the lifting rod (213), and the left end of the driving rod (216) is installed on the extrusion plate (217), and install second vortex spring (218) between the upper end of stripper plate (217) and the left side of vertical piece (212), the inside at joint post (219) is installed to the right-hand member of vertical piece (212), and through reset spring (2110) interconnect between the right-hand member of joint post (219) and vertical piece (212), and joint post (219) fixed mounting is in the inside of protecting frame (2).
2. The fingerprint identification device of claim 1, wherein the external closed protective structure is based on internet of things equipment, and the fingerprint identification device comprises: the adjusting screw rod (6) and the driving gear (7) are symmetrically arranged with the guide screw rod (11) and the driven gear (12) about a transverse central axis of the protective frame (2) respectively, the driving gear (7) and the driven gear (12) are in meshed connection, and the threads on the adjusting screw rod (6) and the guide screw rod (11) are identical in trend.
3. The fingerprint identification device of claim 1, wherein the external closed protective structure is based on internet of things equipment, and the fingerprint identification device comprises: the outer wall of sliding block (8) and the inner wall of supporting side piece (9) laminate each other, and constitute sliding connection structure between sliding block (8) and the supporting side piece (9) to be swing joint between the left end middle part of supporting side piece (9) and the inside of protecting frame (2).
4. The fingerprint identification device of claim 1, wherein the external closed protective structure is based on internet of things equipment, and the fingerprint identification device comprises: and moving rods (23) are arranged at the right ends of the guide screw rods (11) and the adjusting screw rods (6), and the right ends of the moving rods (23) and the left ends of the sliding blocks (8) are connected in a hinged mode.
5. The fingerprint identification device of claim 1, wherein the external closed protective structure is based on internet of things equipment, and the fingerprint identification device comprises: a rotating structure is formed between the connecting shaft (14) and the inside of the protective frame (2), the connecting shaft (14) and the circular gear (15) are in key connection, and the circular gear (15) and the linkage gear (18) are in meshing connection.
6. The fingerprint identification device of claim 1, wherein the external closed protective structure is based on internet of things equipment, and the fingerprint identification device comprises: the upper ends of the limiting magnets (214) and the lifting rod (213) are of an integrated structure, the lifting rod (213) and the vertical block (212) are in sliding connection, the limiting magnets (214) and the top magnets (22) are located on the same vertical straight line, and the limiting magnets (214) and the top magnets (22) are opposite in magnetism.
7. The fingerprint identification device of claim 6, wherein the external closed protective structure is based on Internet of things equipment, and the fingerprint identification device comprises: a rotating structure is formed between the upper end of the extrusion plate (217) and the vertical block (212), and the inner side of the extrusion plate (217) and the lower end of the lifting rod (213) are movably connected with the end part of the driving rod (216).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010893338.XA CN112017315B (en) | 2020-08-31 | 2020-08-31 | Fingerprint identification device of external closed protective structure based on internet of things equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893338.XA CN112017315B (en) | 2020-08-31 | 2020-08-31 | Fingerprint identification device of external closed protective structure based on internet of things equipment |
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| CN112017315A CN112017315A (en) | 2020-12-01 |
| CN112017315B true CN112017315B (en) | 2021-04-13 |
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Citations (13)
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