CN114278161A - Fingerprint lock - Google Patents
Fingerprint lock Download PDFInfo
- Publication number
- CN114278161A CN114278161A CN202111520745.7A CN202111520745A CN114278161A CN 114278161 A CN114278161 A CN 114278161A CN 202111520745 A CN202111520745 A CN 202111520745A CN 114278161 A CN114278161 A CN 114278161A
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- Prior art keywords
- fingerprint lock
- protective cover
- lock body
- groove
- handle
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- 230000001681 protective effect Effects 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 76
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000007 visual effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000645 desinfectant Substances 0.000 description 11
- 230000009471 action Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000001502 supplementing effect Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 206010011409 Cross infection Diseases 0.000 description 3
- 206010029803 Nosocomial infection Diseases 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000011840 criminal investigation Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The invention relates to the technical field of fingerprint locks, in particular to a fingerprint lock, which comprises a fingerprint lock body, wherein a protective cover is slidably arranged at the upper part of the front end of the fingerprint lock body, a handle is rotatably arranged at the front end of the fingerprint lock body close to the lower part, the handle penetrates through the front end of the fingerprint lock body and extends into the fingerprint lock body, a locking mechanism is movably arranged at the front end inside the fingerprint lock body, the locking mechanism is matched with the protective cover and the handle, the protective cover can be slid only by upwardly rotating the handle through arranging the locking mechanism, the protective cover cannot be upwardly pushed by a common child due to the small strength of the child, the protective cover cannot be upwardly slid, a screen of the fingerprint lock has a certain protection effect, the screen of the fingerprint lock cannot be exposed in the visual field of the child, the attention of the child cannot be attracted, and the child cannot randomly press the fingerprint lock body, is beneficial to prolonging the service life of the device.
Description
Technical Field
The invention relates to the technical field of fingerprint locks, in particular to a fingerprint lock.
Background
The fingerprint lock is an intelligent lock, and is a perfect crystal of computer information technology, electronic technology, mechanical technology and modern hardware technology. The characteristics of fingerprints become the most important evidence for identity identification and are widely applied to the fields of public security criminal investigation and judicial law.
Present fingerprint lock for children hospital because there are a lot of children in children hospital, and children are more transfers the skin for some, and the light can take place for the fingerprint lock when pressing simultaneously, attracts children's interest easily for children can be continuous press the fingerprint lock, lead to the fingerprint lock to take place the harm easily, thereby reduced the life of fingerprint lock, improved the cost of hospital, also should send the doctor to suffer from the contradiction easily.
Therefore, a fingerprint lock is provided.
Disclosure of Invention
The invention aims to provide a fingerprint lock, wherein a protective cover can be slid only by upwards rotating a handle through arranging a locking mechanism, and a child cannot push the handle upwards due to small strength of the child, so that the protective cover cannot be upwards slid, a certain protection effect is realized on a screen of the fingerprint lock, the screen of the fingerprint lock cannot be exposed in the visual field of the child, the attention of the child cannot be attracted, the child cannot randomly press a fingerprint lock body, the service life of the device can be prolonged, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a fingerprint lock, includes the fingerprint lock body, the front end upper portion slidable mounting of fingerprint lock body has the visor, the front end of fingerprint lock body is close to the lower part and rotates and install the handle, and the handle runs through the front end of fingerprint lock body and extends to the inside of fingerprint lock body, the inside front end activity of fingerprint lock body is provided with locking mechanical system, and locking mechanical system and visor and handle cooperate.
Upwards rotate the handle, make the cooperation under at locking mechanical system, make the visor can slide, press the fingerprint this moment and carry out the unblock, the handle is rotated downwards to the unblock, thereby can open the door, through setting up locking mechanical system, make the visor can fix the front end at fingerprint lock body, must upwards rotate the handle and just can move about the visor, thereby the effectual probability that has reduced child and open the visor, make child unable optional press the screen, be favorable to prolonging the life of fingerprint lock body.
Preferably, locking mechanical system includes square groove, connecting rod, movable groove, slider, bracing piece and arch, square groove fixed mounting is in the inside front end center department of fingerprint lock body, and the inside packing of square groove has non-newton liquid, the connecting rod slides and runs through the inside upper end of square groove, and the fixed surface is connected in the upper end of connecting rod and visor, the movable groove is seted up and is close to the lower part position at the inside rear end of square groove, the slider slides the cartridge in the inside of movable groove, the bracing piece slides and runs through the movable groove lower extreme, and the bracing piece contacts with the slider, the bracing piece runs through the square groove lower extreme and extends to the square groove outside, protruding fixed mounting is in handle surface rear end, and the arch cooperatees with the bracing piece.
The handle is firstly rotated upwards, the bulge rotates along with the handle, the bulge can extrude the support rod and drive the support rod to move upwards when rotating, the support rod can push the slider to slide upwards in the movable groove when moving upwards, the slider is positioned in the movable groove at the moment, the protective cover can be upwards slid by hands after the connecting rod loses the blocking of the slider, and then the connecting rod is driven to slide at the upper end of the square groove, the fingerprint can be pressed at the moment, the protective cover can be slid only by upwards rotating the handle through the arrangement of the locking mechanism, the protective cover can not be upwards pushed by a common child due to small strength of the child, the protective cover can not be upwards slid, a screen of the fingerprint lock can not be exposed in the visual field of the child, and further the attention of the child can not be attracted, so that the child can not freely press the fingerprint lock body, is beneficial to prolonging the service life of the device.
Preferably, the pressurizing mechanism is movably inserted into the front end inside the protective cover and comprises a cavity, a cylinder, a one-way valve, a piston rod and a collecting groove, the cavity is formed in the front end inside the protective cover, the cylinder is symmetrically and slidably inserted into the two sides of the left side of the lower end inside the cavity, the one-way valve is movably inserted into the lower end inside the cylinder, the piston rod slidably penetrates through the upper end inside the cylinder and is fixedly connected with the upper end inside the cavity, the collecting groove is fixedly installed at the position, between the protective cover and the handle, of the front end of the fingerprint lock body, and is fixedly connected with the cylinder;
the inner lower end of the protective cover is movably provided with a liquid supplementing mechanism, the liquid supplementing mechanism is positioned between the fingerprint lock body and the protective cover, the liquid supplementing mechanism comprises connecting pipes, round pipes, leak holes and sponge rollers, the connecting pipes fixedly penetrate through the lower parts of the two sides of the cavity, the round pipes are rotatably installed between the two groups of connecting pipes, the round pipes and the cavity are communicated with each other, the leak holes are uniformly formed in the outer surface of the round pipes, the sponge rollers are fixedly sleeved on the outer surface of the round pipes, and the two sides of the outer surface of the round pipes are movably provided with driving mechanisms;
the driving mechanism comprises a rack and a gear, the gear is fixedly sleeved on two sides of the outer surface of the circular tube, the rack is fixedly installed on two sides of the front end of the fingerprint lock body and meshed with the gear, and an extrusion mechanism is movably arranged on one side of the gear, which is far away from the leak hole;
the extrusion mechanism comprises a rubber film, a sliding groove, a supporting block and a rubber block, the sliding groove is formed in the lower ends of the two sides of the protective cover, the supporting block and the rubber block are movably inserted into the sliding groove from the front to the back in sequence and fixedly connected, the connecting pipe is in through connection with the supporting block, the supporting block is rotatably connected with the gear, the rubber film is fixedly installed on the two sides of the rear end of the cavity and close to the lower end, and the rubber film is matched with the supporting block.
The disinfectant is injected into the cavity in advance, it needs to be explained that the cavity is the prior art, a feed inlet is arranged on the cavity, when the protective cover is upwards slid in cooperation with the locking mechanism, the piston rod upwards moves along with the protective cover, so that the external air is pumped into the cavity through the cylinder, the air pressure in the cavity is increased, when the fingerprint is pressed, the protective cover downwards moves, in the downwards moving process, because the check valve is inserted into the cylinder, the air and the disinfectant in the cavity can not flow out through the cylinder, at the moment, the air pressure in the cavity extrudes the rubber film, the rubber film expands, the rubber film pushes the supporting block to slide in the chute, the rubber block is extruded when the supporting block slides, the sponge roller can be in contact with the screen of the fingerprint lock, and meanwhile, the disinfectant is extruded into the circular tube through the connecting pipe by the air pressure in the cavity, disinfectant flows from the inside of the circular tube to the inside of the sponge roller through the leak hole, when the protective cover moves downwards, the sponge roller can rotate due to the meshing of the rack and the gear, the sponge roller can disinfect the screen of the fingerprint lock and erase the residual fingerprint, redundant disinfectant on the sponge roller can directly drop into the collecting groove, when the air pressure in the cavity is reduced, the rubber film recovers to the original state, at the moment, the supporting block and the sponge roller can be driven to reset under the elastic action of the rubber block, so that the sponge roller is not in contact with the screen, the abrasion to the sponge roller can be reduced, by arranging the pressurizing mechanism, the liquid supplementing mechanism, the driving mechanism and the extruding mechanism, the screen of the fingerprint lock can be disinfected when the protective cover moves downwards, the fingerprint remained on the screen can be removed, and the phenomenon of cross infection when the fingerprint is pressed can be reduced, meanwhile, the fingerprint can be timely removed, personal privacy can be protected, and the fingerprint can be prevented from being acquired by careless people.
Preferably, a closing mechanism is movably arranged at the rear end of the interior of the fingerprint lock body and comprises a one-way shaft, a connecting rope, an electromagnet, fixing blocks, fixing grooves and a first spring, the one-way shaft is rotatably sleeved on the outer surface of the handle and positioned at the rear end of the bulge, the connecting rope is fixedly arranged at the upper end of the outer surface of the one-way shaft, the fixing grooves are symmetrically formed in the upper part of the rear end of the square groove, the electromagnet is slidably inserted into the upper ends of the interiors of the two groups of fixing grooves, the first spring is movably inserted into the lower ends of the interiors of the fixing grooves, the fixing blocks are fixedly arranged in the centers of the upper parts of the rear ends of the square grooves, and the fixing blocks are matched with the electromagnet;
the inside rear end activity of square groove is provided with stop gear, stop gear includes mounting groove, No. two springs, a magnet and No. three springs, the mounting groove is seted up in the inside rear end upper portion of square groove, the inside of mounting groove is from interior to outer activity cartridge in proper order has No. two springs and a magnet, and No. two springs and a magnet fixed connection, magnet attracts mutually with the electromagnetism iron, No. three spring movable sleeve establish at connecting rod surface lower extreme.
Under the cooperation of the locking mechanism, the protective cover can extrude the first magnet in the upward sliding process, the first magnet is extruded into the mounting groove, when the connecting rod moves to the upper end of the first magnet, the second spring pushes the first magnet to slide in the mounting groove under the elastic force of the second spring, so that the blocking effect is realized on the connecting rod, the protective cover can not slide downwards in the fingerprint pressing process, meanwhile, when the protective cover moves upwards, the connecting rod can extrude the third spring, after the fingerprint is pressed, the handle is rotated downwards, the door is opened, when the handle is rotated downwards, the handle drives the one-way shaft to rotate, the one-way shaft pulls the connecting rope in the rotating process, so that the electromagnet is pulled to slide downwards in the fixing groove, when the electromagnet slides to be in contact with the fixing block, the electromagnet is electrified to drive magnetism, because the electromagnet and the first magnet are mutually attracted, the electromagnet can attract the first magnet to move to the inside of the mounting groove, at the moment, under the elastic force action of the third spring, the third spring pushes the connecting rod to move downwards so as to drive the protective cover to slide downwards, and because the square groove is filled with non-Newtonian liquid, the connecting rod and the protective cover can slowly move downwards, when the handle is not rotated, the electromagnet resets under the elastic force action of the first spring, through the arrangement of the closing mechanism and the blocking mechanism, the protective cover can be automatically reset when the door is opened, so that people can automatically reset the protective cover when forgetting to reset the protective cover after pressing a fingerprint, the screen is prevented from being exposed in the protective cover, the influence of external air and dust on the screen is reduced, a certain protection effect is achieved on the screen, and the protective cover can slowly move downwards when resetting, the safety of the device is improved by avoiding clamping the hands in the resetting process.
Compared with the prior art, the invention has the beneficial effects that:
1. the protective cover can be slid only by upwards rotating the handle through the arrangement of the locking mechanism, and the strength of children is small, so that the child cannot upwards push the handle, the protective cover cannot upwards slide, a certain protection effect is achieved on a screen of the fingerprint lock, the screen of the fingerprint lock cannot be exposed in the visual field of the child, the attention of the child cannot be attracted, the child cannot freely press the fingerprint lock body, and the service life of the device can be prolonged;
2. through setting up booster mechanism, fluid infusion mechanism, actuating mechanism and extrusion mechanism, can disinfect to the screen of fingerprint lock when the protective cover moves down to the fingerprint that will remain on the screen is got rid of, reduces the phenomenon that cross infection appears when pressing the fingerprint, and what simultaneously can be timely gets rid of the fingerprint, is favorable to protecting individual privacy, avoids the fingerprint to be acquireed by the careless not orbital people of feeling.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2;
FIG. 4 is an enlarged view of the structure of FIG. 2 at B in accordance with the present invention;
FIG. 5 is a partial cross-sectional view of the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5 in accordance with the present invention at C.
In the figure: 1. a fingerprint lock body; 101. a protective cover; 102. a handle; 2. a locking mechanism; 201. a square groove; 202. a connecting rod; 203. a movable groove; 204. a slider; 205. a support bar; 206. a protrusion; 3. a pressurization mechanism; 301. a cavity; 302. a cylinder; 303. a one-way valve; 304. a piston rod; 305. collecting tank; 4. a fluid infusion mechanism; 401. a connecting pipe; 402. a circular tube; 403. a leak hole; 404. a sponge roller; 5. a drive mechanism; 501. a rack; 502. a gear; 6. an extrusion mechanism; 601. a rubber film; 602. a chute; 603. a support block; 604. a rubber block; 7. a closing mechanism; 701. a one-way shaft; 702. connecting ropes; 703. an electromagnet; 704. a fixed block; 705. fixing grooves; 706. a first spring; 8. a blocking mechanism; 801. mounting grooves; 802. a second spring; 803. a first magnet; 804. and a third spring.
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 to 6, the present invention provides a technical solution:
a fingerprint lock, as shown in fig. 1 to 6, comprises a fingerprint lock body 1, wherein a protective cover 101 is slidably mounted at the upper part of the front end of the fingerprint lock body 1, a handle 102 is rotatably mounted at the front end of the fingerprint lock body 1 close to the lower part, the handle 102 penetrates through the front end of the fingerprint lock body 1 and extends into the fingerprint lock body 1, a locking mechanism 2 is movably arranged at the front end of the interior of the fingerprint lock body 1, and the locking mechanism 2 is matched with the protective cover 101 and the handle 102;
the during operation, upwards rotate handle 102, make the cooperation under locking mechanical system 2, make protective cover 101 can slide, press the fingerprint this moment and carry out the unblock, downwards rotate handle 102 behind the unblock, thereby can open the door, through setting up locking mechanical system 2, make protective cover 101 can fix the front end at fingerprint lock body 1, must upwards rotate handle 102 and just can activity protective cover 101, thereby the effectual probability that has reduced child and open protective cover 101, make child unable optional press the screen, be favorable to prolonging fingerprint lock body 1's life.
As an embodiment of the present invention, as shown in fig. 1 to 6, the locking mechanism 2 includes a square groove 201, a connecting rod 202, a movable groove 203, a slider 204, a supporting rod 205 and a protrusion 206, the square groove 201 is fixedly installed at the center of the front end inside the fingerprint lock body 1, and the interior of the square groove 201 is filled with non-Newtonian liquid, the connecting rod 202 penetrates through the upper end of the interior of the square groove 201 in a sliding manner, the connecting rod 202 is fixedly connected with the inner surface of the upper end of the protective cover 101, the movable groove 203 is arranged at the lower position close to the rear end inside the square groove 201, the sliding block 204 is inserted in the movable groove 203 in a sliding manner, the supporting rod 205 penetrates through the lower end of the movable groove 203 in a sliding manner, and the supporting rod 205 is in contact with the sliding block 204, the supporting rod 205 penetrates through the lower end of the square groove 201 and extends to the outside of the square groove 201, the bulge 206 is fixedly arranged at the rear end of the outer surface of the handle 102, and the bulge 206 is matched with the support rod 205;
when the fingerprint lock works, the handle 102 is firstly rotated upwards, the protrusion 206 rotates along with the handle 102, when the protrusion 206 rotates, the supporting rod 205 is extruded and the supporting rod 205 is driven to move upwards, when the supporting rod 205 moves upwards, the sliding block 204 is pushed to slide upwards in the movable groove 203, at the moment, the sliding block 204 is positioned in the movable groove 203, after the connecting rod 202 loses the blocking of the sliding block 204, the protective cover 101 can be upwards slid by a hand, the connecting rod 202 is driven to slide at the upper end of the square groove 201, at the moment, a fingerprint can be pressed, the protective cover 101 can be slid only by upwards rotating the handle 102 through the arrangement of the locking mechanism 2, as the strength of children is small, common children cannot upwards push the handle 102, the protective cover 101 cannot be upwards slid, a certain protection effect is achieved on a screen of the fingerprint lock, and the screen of the fingerprint lock cannot be exposed in the field of vision of the children, and then can not attract children's attention for children can not go random and press fingerprint lock body 1, are favorable to prolonging the device's life.
As an embodiment of the present invention, as shown in fig. 5 and 6, the pressurizing mechanism 3 is movably inserted into the front end inside the protective cover 101, the pressurizing mechanism 3 includes a cavity 301, a cylinder 302, a one-way valve 303, a piston rod 304 and a collecting trough 305, the cavity 301 is opened at the front end inside the protective cover 101, the cylinder 302 is symmetrically and slidably inserted into the two sides of the left side of the lower end inside the cavity 301, the one-way valve 303 is movably inserted into the lower end inside the cylinder 302, the piston rod 304 slidably penetrates through the upper end inside the cylinder 302, the piston rod 304 is fixedly connected with the upper end inside the cavity 301, the collecting trough 305 is fixedly installed at the position between the protective cover 101 and the handle 102 at the front end of the fingerprint lock body 1, and the collecting trough 305 is fixedly connected with the cylinder 302;
the liquid supplementing mechanism 4 is movably arranged at the lower end inside the protective cover 101, the liquid supplementing mechanism 4 is located between the fingerprint lock body 1 and the protective cover 101, the liquid supplementing mechanism 4 comprises connecting pipes 401, round pipes 402, leakage holes 403 and sponge rollers 404, the connecting pipes 401 fixedly penetrate through the lower portions of the two sides of the cavity 301, the round pipes 402 are rotatably installed between the two groups of connecting pipes 401, the round pipes 402 and the cavity 301 are communicated with each other, the leakage holes 403 are uniformly formed in the outer surface of the round pipes 402, the sponge rollers 404 are fixedly sleeved on the outer surface of the round pipes 402, and driving mechanisms 5 are movably arranged on the two sides of the outer surface of the round pipes 402;
the driving mechanism 5 comprises a rack 501 and a gear 502, the gear 502 is fixedly sleeved on two sides of the outer surface of the circular tube 402, the rack 501 is fixedly installed on two sides of the front end of the fingerprint lock body 1, the rack 501 is meshed with the gear 502, and one side of the gear 502, which is far away from the leak hole 403, is movably provided with an extrusion mechanism 6;
the squeezing mechanism 6 comprises a rubber film 601, a sliding groove 602, a supporting block 603 and a rubber block 604, the sliding groove 602 is arranged at the lower ends of the two sides of the protective cover 101, the supporting block 603 and the rubber block 604 are movably inserted in the sliding groove 602 from front to back in sequence, the rubber block 604 is fixedly connected with the supporting block 603, the connecting pipe 401 is in through connection with the supporting block 603, the supporting block 603 is rotatably connected with the gear 502, the rubber film 601 is fixedly arranged at the positions close to the lower ends of the two sides of the rear end of the cavity 301, and the rubber film 601 is matched with the supporting block 603;
when the device works, disinfectant is injected into the cavity 301 in advance, it should be noted that the cavity 301 is the prior art, a feed inlet is formed in the cavity 301, when the protection cover 101 slides upwards under the cooperation of the locking mechanism 2, the piston rod 304 moves upwards along with the protection cover 101, so that external air is pumped into the cavity 301 through the cylinder 302, air pressure inside the cavity 301 is increased, the protection cover 101 moves downwards after a fingerprint is pressed, in the process of moving downwards, because the check valve 303 is inserted into the cylinder 302, air and disinfection inside the cavity 301 cannot flow out through the cylinder 302, at the moment, the air pressure inside the cavity 301 presses the rubber film 601, the rubber film 601 expands, the rubber film 601 pushes the supporting block 603 to slide inside the sliding groove 602, the supporting block 603 presses the rubber block 604 when sliding, and the sponge roller 404 can be contacted with a screen of a fingerprint lock, meanwhile, disinfectant is extruded into the circular tube 402 through the connecting tube 401 by the air pressure in the cavity 301, the disinfectant flows into the sponge roller 404 from the circular tube 402 through the leak hole 403, when the protective cover 101 moves downwards, the rack 501 is meshed with the gear 502, so that the sponge roller 404 can rotate, the sponge roller 404 can erase residual fingerprints while sterilizing the fingerprint lock screen, redundant disinfectant on the sponge roller 404 can directly drop into the collecting tank 305, when the air pressure in the cavity 301 is reduced, the rubber film 601 is restored, at the moment, under the elastic force of the rubber block 604, the supporting block 603 and the sponge roller 404 can be driven to reset, so that the sponge roller 404 is not in contact with the screen, the abrasion on the sponge roller 404 can be reduced, and by arranging the pressurization mechanism 3, the fluid supplement mechanism 4, the driving mechanism 5 and the extrusion mechanism 6, can disinfect to the screen of fingerprint lock when protective cover 101 moves down to will remain the fingerprint of on-screen and get rid of, reduce the phenomenon that cross infection appears when pressing the fingerprint, simultaneously can be timely get rid of the fingerprint, be favorable to protecting individual privacy, avoid the fingerprint to be acquireed by the careless not orbital people of feeling.
As an embodiment of the present invention, as shown in fig. 1 to 4, a closing mechanism 7 is movably disposed at the rear end of the interior of the fingerprint lock body 1, the closing mechanism 7 includes a one-way shaft 701, a connecting rope 702, an electromagnet 703, a fixing block 704, a fixing groove 705 and a first spring 706, the one-way shaft 701 is rotatably sleeved on the outer surface of the handle 102 and located at the rear end of the protrusion 206, the connecting rope 702 is fixedly mounted at the upper end of the outer surface of the one-way shaft 701, the fixing grooves 705 are symmetrically disposed at the upper portion of the rear end of the square groove 201, the electromagnet 703 is slidably inserted into the upper ends of the interior of the two groups of fixing grooves 705, the first spring 706 is movably inserted into the lower end of the interior of the fixing groove 705, the fixing block 704 is fixedly mounted at the center of the upper portion of the rear end of the square groove 201, and the fixing block 704 is matched with the electromagnet 703;
the rear end of the interior of the square groove 201 is movably provided with a blocking mechanism 8, the blocking mechanism 8 comprises an installation groove 801, a second spring 802, a first magnet 803 and a third spring 804, the installation groove 801 is arranged at the upper part of the rear end of the interior of the square groove 201, the second spring 802 and the first magnet 803 are movably inserted into the installation groove 801 from inside to outside in sequence, the second spring 802 is fixedly connected with the first magnet 803, the first magnet 803 is attracted with the electromagnet 703, and the third spring 804 is movably sleeved at the lower end of the outer surface of the connecting rod 202;
in operation, under the cooperation of the locking mechanism 2, the protective cover 101 presses the first magnet 803 during upward sliding, the first magnet 803 is pressed into the mounting groove 801, when the connecting rod 202 moves to the upper end of the first magnet 803, the second spring 802 pushes the first magnet 803 to slide in the mounting groove 801 under the elastic force of the second spring 802, so as to block the connecting rod 202, so that the protective cover 101 cannot slide downward during pressing a fingerprint, meanwhile, when the protective cover 101 moves upward, the connecting rod 202 presses the third spring 804, after pressing a fingerprint, the handle 102 is rotated downward to open the door, when the handle 102 is rotated downward, the handle 102 drives the one-way shaft 701 to rotate, when the one-way shaft 701 rotates, the connecting rope 702 is pulled, so as to pull the electromagnet 703 to slide downward in the fixing groove 705, when the electromagnet 703 slides to contact with the fixed block 704, the electromagnet 703 is electrified to drive magnetism, the electromagnet 703 and the first magnet 803 are mutually attracted, the electromagnet 703 can attract the first magnet 803 to move to the inside of the mounting groove 801, at the moment, under the action of the elastic force of the third spring 804, the third spring 804 pushes the connecting rod 202 to move downwards, so that the protective cover 101 is driven to slide downwards, the connecting rod 202 and the protective cover 101 can slowly move downwards because the inside of the square groove 201 is filled with non-Newtonian liquid, when the handle 102 is not rotated, the electromagnet 703 is reset under the action of the elastic force of the first spring 706, the closing mechanism 7 and the blocking mechanism 8 are arranged, the protective cover 101 can be automatically reset while the door is opened, so that people can automatically reset the protective cover 101 when forgetting to reset the protective cover 101 after pressing a fingerprint, avoid the screen to expose in the inside of protective cover 101, reduce the influence of outside air and dust to the screen, played certain guard action to the screen, visor 101 can slow downstream when reseing in addition, avoids pressing from both sides the staff when reseing, has improved the device's security.
The working principle is as follows:
when the door is in operation, the handle 102 is rotated upwards, the protective cover 101 can slide under the matching of the locking mechanism 2, the fingerprint is pressed to unlock, the handle 102 is rotated downwards after unlocking, the door can be opened, the handle 102 is rotated upwards, the protrusion 206 rotates along with the handle 102, the protrusion 206 can extrude the support rod 205 and drive the support rod 205 to move upwards when rotating, the support rod 205 pushes the slider 204 to slide upwards in the movable groove 203 when moving upwards, the slider 204 is positioned in the movable groove 203, the protective cover 101 can be slid upwards by hand after the connecting rod 202 loses the obstruction of the slider 204, the connecting rod 202 is driven to slide at the upper end of the square groove 201, the fingerprint can be pressed, the disinfectant can be injected into the cavity 301 in advance, it should be noted that the cavity 301 is the prior art, the cavity 301 is provided with a feed inlet, when the protection cover 101 is slid upwards in cooperation with the locking mechanism 2, the piston rod 304 moves upwards along with the protection cover 101, so that outside air is sucked into the cavity 301 through the cylinder 302, the air pressure in the cavity 301 is increased, the protection cover 101 moves downwards after a fingerprint is pressed, in the process of moving downwards, because the check valve 303 is inserted into the cylinder 302, the air and disinfection in the cavity 301 cannot flow out through the cylinder 302, at the moment, the air pressure in the cavity 301 presses the rubber film 601, so that the rubber film 601 expands, the rubber film 601 pushes the supporting block 603 to slide in the sliding groove 602, the supporting block 603 presses the rubber block 604 when sliding, so that the sponge roller 404 can be in contact with a screen of the fingerprint lock, meanwhile, the disinfection solution is pressed into the circular tube 402 through the connecting tube 401 by the air pressure in the cavity 301, the disinfection solution flows from the inside of the circular tube 402 to the inside of the sponge roller 404 through the leakage hole 403, when the protective cover 101 moves downwards, the rack 501 is meshed with the gear 502, so that the sponge roller 404 can rotate, the sponge roller 404 can disinfect the screen of the fingerprint lock and erase the residual fingerprint, redundant disinfectant on the sponge roller 404 can directly drip into the collecting groove 305, when the air pressure in the cavity 301 is reduced, the rubber film 601 is restored, at the moment, under the action of the elastic force of the rubber block 604, the supporting block 603 and the sponge roller 404 can be driven to reset, so that the sponge roller 404 is not in contact with the screen, the abrasion to the sponge roller 404 can be reduced, under the cooperation of the locking mechanism 2, the protective cover 101 can extrude the first magnet 803 in the upward sliding process and extrude the first magnet 803 into the inside of the mounting groove 801, when the connecting rod 202 moves to the upper end of the first magnet 803, under the action of the elastic force of the second spring 802, the second spring 802 pushes the first magnet 803 to slide in the mounting groove 801, so that the connecting rod 202 is blocked, the protective cover 101 cannot slide downwards in the process of pressing a fingerprint, meanwhile, when the protective cover 101 moves upwards, the connecting rod 202 can extrude the third spring 804, after the fingerprint is pressed, the handle 102 is rotated downwards to open the door, when the handle 102 is rotated downwards, the handle 102 drives the one-way shaft 701 to rotate, the one-way shaft 701 pulls the connecting rope 702 when rotating, so that the electromagnet 703 is pulled to slide downwards in the fixing groove 705, when the electromagnet 703 slides to be in contact with the fixing block 704, the electromagnet 703 is electrified to drive magnetism, because the electromagnet 703 and the first magnet 803 are mutually attracted, the electromagnet 703 can attract the first magnet 803 to move to the inside of the mounting groove 801, at the moment, under the action of the elastic force of the third spring 804, the third spring 804 pushes the connecting rod 202 to move downwards, so as to drive the protective cover 101 to slide downwards, and since the interior of the square groove 201 is filled with the non-newtonian liquid, the connecting rod 202 and the protective cover 101 can move downwards slowly, and when the handle 102 is not rotated, the electromagnet 703 is reset under the elastic force of the first spring 706.
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 (8)
1. The utility model provides a fingerprint lock, includes fingerprint lock body (1), its characterized in that, the front end upper portion slidable mounting of fingerprint lock body (1) has visor (101), the front end of fingerprint lock body (1) is close to the lower part and rotates and install handle (102), and handle (102) run through the front end of fingerprint lock body (1) and extend to the inside of fingerprint lock body (1), the inside front end activity of fingerprint lock body (1) is provided with locking mechanical system (2), and locking mechanical system (2) cooperate with visor (101) and handle (102).
2. The fingerprint lock according to claim 1, wherein the locking mechanism (2) comprises a square groove (201), a connecting rod (202), a movable groove (203), a sliding block (204), a support rod (205) and a protrusion (206), the square groove (201) is fixedly installed at the center of the inner front end of the fingerprint lock body (1), the inner portion of the square groove (201) is filled with non-Newtonian liquid, the connecting rod (202) slidably penetrates through the inner upper end of the square groove (201), the connecting rod (202) is fixedly connected with the inner surface of the upper end of the protective cover (101), the movable groove (203) is opened at the inner rear end of the square groove (201) near the lower position, the sliding block (204) is slidably inserted into the movable groove (203), the support rod (205) slidably penetrates through the lower end of the movable groove (203), the support rod (205) is in contact with the sliding block (204), the support rod (205) penetrates through the lower end of the square groove (201) and extends to the outer portion of the square groove (201), the bulge (206) is fixedly arranged at the rear end of the outer surface of the handle (102), and the bulge (206) is matched with the supporting rod (205).
3. The fingerprint lock according to claim 1, characterized in that the booster mechanism (3) is movably inserted in the front end of the inner part of the protective cover (101), the supercharging mechanism (3) comprises a cavity (301), a cylinder (302), a one-way valve (303), a piston rod (304) and a collecting tank (305), the cavity (301) is arranged at the front end inside the protective cover (101), the cylinders (302) are symmetrically inserted and slid on the two sides of the left side of the lower end inside the cavity (301), the one-way valve (303) is movably inserted at the lower end of the interior of the cylinder (302), the piston rod (304) penetrates through the upper end of the interior of the cylinder (302) in a sliding manner, and the piston rod (304) is fixedly connected with the upper end inside the cavity (301), the collecting groove (305) is fixedly installed at the position between the protective cover (101) and the handle (102) at the front end of the fingerprint lock body (1), and the collecting groove (305) is fixedly connected with the cylinder (302).
4. The fingerprint lock according to claim 3, wherein the liquid replenishing mechanism (4) is movably arranged at the lower end of the interior of the protective cover (101), the liquid replenishing mechanism (4) is located between the fingerprint lock body (1) and the protective cover (101), the liquid replenishing mechanism (4) comprises a connecting pipe (401), a round pipe (402), a leakage hole (403) and a sponge roller (404), the connecting pipe (401) fixedly penetrates through the lower portions of the two sides of the cavity (301), the round pipe (402) is rotatably arranged between the two groups of connecting pipes (401), the connecting pipe (401), the round pipe (402) and the cavity (301) are communicated with each other, the leakage hole (403) is uniformly formed in the outer surface of the round pipe (402), the sponge roller (404) is fixedly arranged on the outer surface of the round pipe (402), and driving mechanisms (5) are movably arranged on the two sides of the outer surface of the round pipe (402).
5. The fingerprint lock according to claim 4, wherein the driving mechanism (5) comprises a rack (501) and a gear (502), the gear (502) is fixedly sleeved on two sides of the outer surface of the circular tube (402), the rack (501) is fixedly installed on two sides of the front end of the fingerprint lock body (1), the rack (501) is meshed with the gear (502), and the side of the gear (502) far away from the leak hole (403) is movably provided with the extrusion mechanism (6).
6. The fingerprint lock according to claim 5, wherein the squeezing mechanism (6) comprises a rubber film (601), a sliding groove (602), a supporting block (603) and a rubber block (604), the sliding groove (602) is arranged at the lower end of the two sides of the protective cover (101), the supporting block (603) and the rubber block (604) are movably inserted in the sliding groove (602) from front to back in sequence, the rubber block (604) is fixedly connected with the supporting block (603), the connecting pipe (401) is connected with the supporting block (603) in a penetrating manner, the supporting block (603) is rotatably connected with the gear (502), the rubber film (601) is fixedly arranged at the two sides of the rear end of the cavity (301) and close to the lower end, and the rubber film (601) is matched with the supporting block (603).
7. The fingerprint lock according to claim 1, wherein the inner rear end of the fingerprint lock body (1) is movably provided with a closing mechanism (7), the closing mechanism (7) comprises a one-way shaft (701), a connecting rope (702), an electromagnet (703), a fixing block (704), fixing grooves (705) and a first spring (706), the one-way shaft (701) is rotatably sleeved on the outer surface of the handle (102) and is located at the rear end of the protrusion (206), the connecting rope (702) is fixedly installed at the upper end of the outer surface of the one-way shaft (701), the fixing grooves (705) are symmetrically arranged at the upper part of the rear end of the square groove (201), the electromagnet (703) is slidably inserted at the upper inner ends of the two groups of fixing grooves (705), the first spring (706) is movably inserted at the lower inner end of the fixing groove (705), the fixing block (704) is fixedly installed at the center of the upper part of the rear end of the square groove (201), and the fixed block (704) is matched with the electromagnet (703).
8. The fingerprint lock according to claim 7, wherein a blocking mechanism (8) is movably arranged at the rear end inside the square groove (201), the blocking mechanism (8) comprises an installation groove (801), a second spring (802), a first magnet (803) and a third spring (804), the installation groove (801) is arranged at the upper portion of the rear end inside the square groove (201), the second spring (802) and the first magnet (803) are movably inserted into the installation groove (801) from inside to outside in sequence, the second spring (802) is fixedly connected with the first magnet (803), the first magnet (803) is attracted to the electromagnet (703), and the third spring (804) is movably sleeved at the lower end of the outer surface of the connecting rod (202).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520745.7A CN114278161B (en) | 2021-12-13 | 2021-12-13 | Fingerprint lock |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520745.7A CN114278161B (en) | 2021-12-13 | 2021-12-13 | Fingerprint lock |
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| CN114278161A true CN114278161A (en) | 2022-04-05 |
| CN114278161B CN114278161B (en) | 2023-04-28 |
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| CN115522813A (en) * | 2022-09-28 | 2022-12-27 | 河南天防安防工程有限公司 | Fingerprint lock |
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| CN114278161B (en) | 2023-04-28 |
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