CN110644862B - Access control device based on face identification - Google Patents
Access control device based on face identification Download PDFInfo
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- CN110644862B CN110644862B CN201911073179.2A CN201911073179A CN110644862B CN 110644862 B CN110644862 B CN 110644862B CN 201911073179 A CN201911073179 A CN 201911073179A CN 110644862 B CN110644862 B CN 110644862B
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- 230000005540 biological transmission Effects 0.000 claims description 53
- 230000001133 acceleration Effects 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 244000309464 bull Species 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/0075—Locks or fastenings for special use for safes, strongrooms, vaults, fire-resisting cabinets or the like
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/10—Hook fastenings; Fastenings in which a link engages a fixed hook-like member
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/002—Geared transmissions
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a door access control device based on face recognition, which comprises two doors which are bilaterally symmetrical, wherein a cavity with a forward opening is arranged in each door, a groove is arranged in the inner wall of the rear side of the cavity in a communicated manner, a camera is rotatably arranged in the groove, and the two cameras on the two sides are used for simultaneously recognizing the faces of two persons.
Description
Technical Field
The invention relates to the field of face recognition, in particular to an access control device based on face recognition.
Background
Face recognition is a biometric technology that performs identification based on facial feature information of a person, collects images or video streams containing a human face with a camera or a video camera, and automatically detects and tracks the human face in the images, further, a series of related technologies for face recognition of a detected face are currently applied to security entrance guard in the society, and a general face recognition entrance guard system can open an entrance guard by only recognizing face information of a person, for some special places such as bank vaults and the like, the security entrance guard has larger loopholes, and when face recognition fails, some lawbreakers can destroy the face recognition system to forcibly open the entrance guard, the access control device is low in security degree, and the access control device based on face recognition can solve the problems.
Disclosure of Invention
The technical problem is as follows:
the existing entrance guard device based on face recognition has larger loophole and lower security degree.
The entrance guard device based on face recognition comprises two doors which are bilaterally symmetrical, a cavity with a forward opening is arranged in each door, a groove is formed in the inner wall of the rear side of the cavity and communicated with each other, a camera is rotatably arranged in the groove, two persons can be simultaneously recognized by the cameras on two sides, a rotating block is fixedly connected to the rear end of each camera, a transmission device is arranged in the inner wall of the rear side of the cavity and connected with the rotating block through a fixed shaft, the transmission device is started, the fixed shaft can be driven to drive the rotating block to rotate, the cameras are driven to rotate into the grooves and be accommodated and protected, the cameras are electrically connected with the transmission device, a switch is fixedly arranged on the inner wall of the rear side of the cavity, switch electric connection in transmission, be equipped with protection device in the cavity, protection device upper end threaded connection in transmission, work as when the discernment of camera face is failed, transmission can drive protection device will the cavity is closed, and then will the switch and the camera is all protected, improves the security degree, both sides be equipped with locking mechanical system between the door, locking mechanical system with connect through the connecting band between the transmission, work as when the discernment of camera face is successful, transmission passes through the connecting band drive locking mechanical system, can open both sides this moment the door, work as when the discernment of camera face is failed, transmission can not drive locking mechanical system, both sides this moment the door can not be opened. Beneficially, the transmission device comprises a driving cavity arranged in the inner wall of the rear side of the cavity, a fixed gear is rotatably arranged in the driving cavity, one end, away from the symmetry center, of the fixed gear is fixedly connected with a motor shaft, one side, away from the symmetry center, of the driving cavity is fixedly provided with a motor, one end, away from the symmetry center, of the motor shaft is in power connection with the motor, the front side and the rear side of the fixed gear are symmetrically and slidably provided with sliding gears, a shaft sleeve is rotatably connected between the front sliding gear and the rear sliding gear, a through hole is formed in the shaft sleeve in a front-back through mode, the sliding gears on the two sides can slide simultaneously, so that the fixed gear cannot be meshed with the sliding gears on the two sides simultaneously, a cantilever shaft is in splined connection with the sliding gears, one end, close to the, the inner part of the belt groove is rotatably provided with an upper belt wheel, the upper end of the connecting belt is connected with the upper belt wheel, the lower end of the connecting belt is connected with the locking mechanism, the front end of the cantilever shaft at the front side is fixedly connected with the upper belt wheel, the inner wall at the rear side of the driving cavity is provided with a communicating groove, the communicating groove is rotatably provided with a driving belt wheel, the rear end of the cantilever shaft at the rear side is fixedly connected with the driving belt wheel, the communicating groove is close to the inner wall at one side of the symmetry center and is internally provided with a driving cavity which is communicated with the inner wall at one side of the symmetry center, the driving cavity is rotatably provided with a driven belt wheel, a driving belt is connected between the driving belt wheel and the driven belt wheel, the driven belt wheel is fixedly connected with a rotating shaft, the front end of the, a speed reducing cavity is arranged in the inner wall of the upper side of the transmission cavity, a worm is rotatably arranged in the speed reducing cavity, the worm is fixedly connected with the transmission shaft, a worm wheel is arranged at the front end of the worm in a meshed manner, a fixed shaft is fixedly connected in the worm wheel, one end, close to the symmetry center, of the fixed shaft is fixedly connected with the rotating block, the motor is started, the fixed gear is driven to rotate through the motor shaft, when the sliding gear at the rear side is meshed with the fixed gear, the fixed gear rotates and drives the sliding gear to rotate, the driving belt wheel is driven to rotate through the cantilever shaft at the rear side, the driven belt wheel is driven to rotate through the transmission belt, the driving gear is driven to rotate through the rotating shaft, the driven gear is driven to rotate, the protection device is driven through the transmission shaft, and the cavity is, meanwhile, the transmission shaft drives the worm to rotate so as to drive the worm wheel to rotate, the rotating block is driven by the fixed shaft to rotate with the camera, the camera is rotated into the groove, when the sliding gear on the front side is meshed with the fixed gear, the fixed gear rotates and drives the sliding gear on the front side to rotate, the cantilever shaft on the front side drives the upper belt wheel to rotate, and the connecting belt drives the locking mechanism and opens the doors on two sides.
Preferably, an electromagnetic spring is fixedly connected between one end of the sliding gear, which is far away from the symmetric center, and the cantilever shaft, the electromagnetic spring on the front side is electrically connected to the switch, the electromagnetic spring on the rear side is electrically connected to the camera, and the elastic force of the electromagnetic spring on the rear side is greater than that of the electromagnetic spring on the front side, when the switch is pressed, electrifying the electromagnetic spring on the front side to push the sliding gear on the front side to slide and be meshed with the fixed gear, wherein the sliding gear on the rear side is not meshed with the fixed gear, when the face identification of the camera fails, and electrifying the electromagnetic spring at the rear side to push the sliding gear at the rear side to slide, so that the sliding gear at the rear side is meshed with the fixed gear, and at the moment, the sliding gear at the front side is disengaged from the fixed gear.
Advantageously, the protection device comprises a gear cavity arranged in the inner wall of the upper side of the speed reduction cavity, a gearwheel is rotatably arranged in the gear cavity, the big gear is fixedly connected with the transmission shaft, a small gear is arranged at the front end of the big gear in a meshed manner, a screw is fixedly connected in the pinion, a fixed plate is fixedly connected on the inner wall of the lower side of the cavity, a containing groove is arranged in the fixed plate which is communicated from left to right and has an upward opening, a sliding plate is arranged in the accommodating groove in a sliding way, a threaded hole with an upward opening is arranged in the sliding plate, the lower end of the screw rod extends into the threaded hole and is in threaded connection with the sliding plate, the transmission shaft rotates and drives the bull gear to rotate, and then the pinion is driven to rotate, the sliding plate is driven to ascend through the screw rod, and the motor is stopped after the sliding plate completely closes the cavity.
Advantageously, the gearwheel and the pinion are in an accelerating transmission, so that the screw can rapidly drive the sliding plate to slide.
Beneficially, the locking mechanism includes a circular groove disposed in the door and having an opening facing the center of symmetry, a connecting rod is rotatably disposed in the circular groove, the connecting rod is fixedly connected with a connecting shaft, the rear end of the connecting shaft extends into the belt groove and is fixedly connected with a lower belt pulley, the lower end of the connecting belt is connected to the lower belt pulley, the connecting rod is fixedly connected with an arc-shaped rod along the end surface in the counterclockwise direction, an arc-shaped groove having an opening facing the center of the vehicle is disposed in the door, the arc-shaped grooves are respectively aligned with the circular groove, the upper belt pulley drives the lower belt pulley to rotate through the connecting belt, and further drives the connecting rod to rotate through the connecting shaft, and further drives the arc-shaped rods to rotate, when at least one arc-shaped rod rotates into the corresponding arc-shaped groove, the doors on both sides cannot be opened, and when both arc-, the doors on both sides can be opened at this time.
The invention has the beneficial effects that: the invention can open the entrance guard only by simultaneously identifying the faces of two persons, thereby eliminating the security loophole condition that one person can enter special places such as bank vaults and the like, automatically protecting the face identification system after the face identification fails, avoiding the face system from being forcibly damaged and opening the entrance guard by lawbreakers, and further improving the security intensity of the security entrance guard.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic view of an overall structure of an entrance guard device based on face recognition according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1;
FIG. 5 is a schematic view of the structure in the direction "D-D" of FIG. 1;
FIG. 6 is an enlarged schematic view of "E" of FIG. 3;
FIG. 7 is an enlarged schematic view of "F" of FIG. 3;
FIG. 8 is a schematic view of the structure in the direction "G-G" of FIG. 7.
Detailed Description
The invention will now be described in detail with reference to fig. 1-8, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an entrance guard device based on face recognition, which is mainly applied to entrance guard places needing face recognition for identity confirmation, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to an entrance guard device based on face recognition, which comprises two doors 11 which are bilaterally symmetrical, wherein a cavity 22 with a forward opening is arranged in each door 11, a groove 31 is arranged in the inner wall of the rear side of the cavity 22 in a communicated manner, a camera 26 is rotatably arranged in each groove 31, two persons can be simultaneously recognized by the cameras 26 on the two sides, a rotating block 29 is fixedly connected to the rear end of each camera 26, a transmission device 100 is arranged in the inner wall of the rear side of the cavity 22, the transmission device 100 is connected with the rotating block 29 through a fixed shaft 30, the transmission device 100 is started, the fixed shaft 30 can be driven to drive the rotating block 29 to rotate, the camera 26 is driven to rotate into the groove 31 and is stored and protected, the camera 26 is electrically connected with the transmission device 100, and a switch 23 is fixedly arranged on the inner wall of the rear side of the cavity 22, the switch 23 is electrically connected to the transmission device 100, a protection device 102 is disposed in the cavity 22, an upper end of the protection device 102 is connected to the transmission device 100 by a screw thread, when the face recognition of the camera 26 fails, the transmission device 100 can drive the protection device 102 and close the cavity 22, further protecting the switch 23 and the camera 26, improving the security, a locking mechanism 101 is provided between the doors 11 at both sides, the locking mechanism 101 is connected with the transmission device 100 through a connecting belt 32, when the face of the camera 26 is successfully identified, the transmission device 100 drives the locking mechanism 101 through the connecting belt 32, so that the doors 11 at two sides can be opened, when the face recognition of the camera 26 fails, the transmission device 100 does not drive the locking mechanism 101, and the doors 11 on both sides are not opened.
According to the embodiment, the transmission device 100 is described in detail below, the transmission device 100 includes a driving cavity 39 disposed in the inner wall of the rear side of the cavity 22, a fixed gear 36 is rotatably disposed in the driving cavity 39, an end of the fixed gear 36 away from the symmetry center is fixedly connected with a motor shaft 38, an inner wall of the driving cavity 39 away from the symmetry center is fixedly connected with a motor 37, an end of the motor shaft 38 away from the symmetry center is dynamically connected to the motor 37, the fixed gear 36 is symmetrically and slidably disposed on the front and rear sides, a sleeve 45 is rotatably connected between the front and rear sliding gears 46, a through hole 44 is formed in the sleeve 45 in a front-rear penetrating manner, the sliding gears 46 on the two sides can slide simultaneously so that the fixed gear 36 does not mesh with the sliding gears 46 on the two sides simultaneously, a cantilever shaft 41 is splined in the sliding gear 46, one end of the cantilever shaft 41 close to the symmetry center extends into the through hole 44, a belt groove 33 is arranged in the inner wall of the front side of the driving cavity 39, an upper belt wheel 35 is rotatably arranged in the belt groove 33, the upper end of the connecting belt 32 is connected to the upper belt wheel 35, the lower end of the connecting belt 32 is connected to the locking mechanism 101, the front end of the cantilever shaft 41 at the front side is fixedly connected to the upper belt wheel 35, a communicating groove 42 is arranged in the inner wall of the rear side of the driving cavity 39, a driving belt wheel 40 is rotatably arranged in the communicating groove 42, the rear end of the cantilever shaft 41 at the rear side is fixedly connected to the driving belt wheel 40, a driving cavity 54 is communicated in the inner wall of the side close to the symmetry center, a driven belt wheel 56 is rotatably arranged in the driving cavity 54, a driving belt 43 is connected between the driving belt wheel 40 and the driven belt wheel 56, and, the front end of the rotating shaft 55 is fixedly connected with a driving gear 48, the lower end of the driving gear 48 is engaged with a driven gear 53, the driven gear 53 is internally fixedly connected with a transmission shaft 28, the upper end of the transmission shaft 28 is connected with the protection device 102, the inner wall of the upper side of the transmission cavity 54 is internally provided with a speed reduction cavity 52, a worm 50 is rotatably arranged in the speed reduction cavity 52, the worm 50 is fixedly connected with the transmission shaft 28, the front end of the worm 50 is engaged with a worm wheel 51, the worm wheel 51 is fixedly connected with a fixed shaft 30, one end of the fixed shaft 30 close to the symmetry center is fixedly connected with the rotating block 29, the motor 37 is started, the fixed gear 36 is driven to rotate by the motor shaft 38, when the sliding gear 46 at the rear side is engaged with the fixed gear 36, the fixed gear 36 rotates and drives the sliding gear 46 to rotate, and the cantilever shaft 41 at the rear side drives, the driving pulley 56 is rotated by the driving belt 43, and the driving gear 48 is rotated by the rotating shaft 55, thereby driving the driven gear 53 to rotate, and further driving the protection device 102 through the transmission shaft 28, thereby closing the cavity 22, and the drive shaft 28 rotates the worm 50, thereby driving the worm wheel 51 to rotate, further driving the rotating block 29 and the camera 26 to rotate through the fixed shaft 30, when the camera 26 is turned into the groove 31 and the sliding gear 46 on the front side is engaged with the fixed gear 36, the fixed gear 36 rotates and drives the sliding gear 46 on the front side to rotate, the upper pulley 35 is driven to rotate by the cantilever shaft 41 on the front side, and the locking mechanism 101 is driven by the connecting belt 32 to open the doors 11 on both sides.
Advantageously, an electromagnetic spring 47 is fixedly connected between one end of the sliding gear 46 away from the symmetry center and the cantilever shaft 41, the electromagnetic spring 47 on the front side is electrically connected to the switch 23, the electromagnetic spring 47 on the rear side is electrically connected to the camera 26, and the elastic force of the electromagnetic spring 47 at the rear side is greater than that of the electromagnetic spring 47 at the front side, when the switch 23 is pressed, the electromagnetic spring 47 on the front side is energized to push the sliding gear 46 on the front side to slide and engage with the fixed gear 36, while the sliding gear 46 on the rear side is not engaged with the fixed gear 36, when the face recognition of the camera 26 fails, the electromagnetic spring 47 on the rear side is energized, and the sliding gear 46 on the rear side is pushed to slide, thereby engaging the rear slide gear 46 with the fixed gear 36, while the front slide gear 46 is disengaged from the fixed gear 36.
According to the embodiment, the protection device 102 is described in detail below, the protection device 102 includes a gear chamber 24 disposed in an upper inner wall of the speed reduction chamber 52, a large gear 27 is rotatably disposed in the gear chamber 24, the large gear 27 is fixedly connected to the transmission shaft 28, a small gear 25 is disposed at a front end of the large gear 27 in meshing engagement, a screw 21 is fixedly connected to the small gear 25, a fixed plate 17 is fixedly connected to a lower inner wall of the cavity 22, a storage groove 19 is disposed in the fixed plate 17 in a left-right through manner and with an upward opening, a sliding plate 20 is slidably disposed in the storage groove 19, a threaded hole 18 with an upward opening is disposed in the sliding plate 20, a lower end of the screw 21 extends into the threaded hole 18 and is in threaded connection with the sliding plate 20, the transmission shaft 28 rotates and drives the large gear 27 to rotate, thereby driving the small gear, the screw 21 further drives the sliding plate 20 to ascend, and the motor 37 is stopped when the sliding plate 20 completely closes the cavity 22.
Advantageously, the large gear 27 and the small gear 25 are in acceleration transmission, so that the screw 21 can rapidly drive the sliding plate 20 to slide.
According to the embodiment, the following detailed description of the locking mechanism 101 is provided, the locking mechanism 101 includes a circular groove 14 disposed in the door 11 and having an opening facing the center of symmetry, a connecting rod 12 is rotatably disposed in the circular groove 14, a connecting shaft 15 is fixedly connected in the connecting rod 12, a rear end of the connecting shaft 15 extends into the belt groove 33 and is fixedly connected with a lower belt pulley 34, a lower end of the connecting belt 32 is connected with the lower belt pulley 34, an arc-shaped rod 13 is fixedly connected on the connecting rod 12 along the counterclockwise reverse end surface, an arc-shaped groove 16 having an opening facing the center of the vehicle is disposed in the door 11, the arc-shaped grooves 16 are respectively aligned with the circular groove 14, the upper belt pulley 35 drives the lower belt pulley 34 to rotate through the connecting belt 32, and then drives the connecting rod 12 to rotate through the connecting shaft 15, and then drives the arc-shaped rod 13 to rotate, when at least one arc-shaped rod 13 rotates into the corresponding, the doors 11 at both sides cannot be opened, and when both the arc bars 13 are disengaged from the arc slots 16, the doors 11 at both sides can be opened.
The following will describe in detail the usage steps of a door access device based on face recognition with reference to fig. 1 to 8:
initially, the curved bar 13 is positioned in the curved slot 16 and closes the door 11, while the sliding plate 20 is positioned in the receiving slot 19 and opens the cavity 22, while the camera 26 is facing the front side, while the sliding gears 46 on both sides are not engaged with the fixed gear 36.
When the face recognition is successful, the electromagnetic spring 47 on the front side is electrified through the switch 23 to push the sliding gear 46 on the front side to slide and be meshed with the fixed gear 36, the motor 37 is started, the fixed gear 36 is driven to rotate through the motor shaft 38, the sliding gear 46 on the front side is driven to rotate, the upper belt wheel 35 is driven to rotate through the cantilever shaft 41 on the front side, the lower belt wheel 34 is driven to rotate through the connecting belt 32, the connecting rod 12 is driven to rotate through the connecting shaft 15, the arc-shaped rods 13 on the two sides are driven to rotate and are separated from the arc-shaped grooves 16 on the two sides, and the door 11 can be opened at the moment.
When the face recognition of the camera 26 fails, the electromagnetic spring 47 on the rear side is energized, because the elastic force of the electromagnetic spring 47 on the rear side is greater than the elastic force of the electromagnetic spring 47 on the front side, the sliding gear 46 on the rear side is pushed to slide and engage with the fixed gear 36, and at the same time, the sliding gear 46 on the front side is driven to slide and disengage from the fixed gear 36 by the shaft sleeve 45, at this time, the fixed gear 36 rotates and drives the sliding gear 46 on the rear side to rotate, and then the driving pulley 40 rotates by the cantilever shaft 41 on the rear side, and then the driven pulley 56 rotates by the driving belt 43, and then the driving gear 48 rotates by the rotating shaft 55, and then the driven gear 53 rotates, and then the large gear 27 rotates by the driving shaft 28, and then the small gear 25 rotates, and then the sliding plate 20 is driven by the screw 21 to ascend and close the cavity 22 until the, the transmission shaft 28 rotates and drives the worm 50 to rotate, and then drives the worm wheel 51 to rotate, and then drives the rotating block 29 and the camera 26 to rotate through the fixing shaft 30, and then the camera 26 rotates to be accommodated in the groove 31, at this time, the arc-shaped rod 13 is still located in the arc-shaped groove 16, and at this time, the doors 11 on both sides cannot be opened.
The invention has the beneficial effects that: the invention can open the entrance guard only by simultaneously identifying the faces of two persons, thereby eliminating the security loophole condition that one person can enter special places such as bank vaults and the like, automatically protecting the face identification system after the face identification fails, avoiding the face system from being forcibly damaged and opening the entrance guard by lawbreakers, and further improving the security intensity of the security entrance guard.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (1)
1. The utility model provides an entrance guard's device based on face identification, includes two blocks of doors of bilateral symmetry, its characterized in that: a cavity with a forward opening is formed in the door, grooves are formed in the inner wall of the rear side of the cavity in a communicated mode, cameras are rotatably arranged in the grooves, the cameras on the two sides can simultaneously identify the faces of two persons, and a rotating block is fixedly connected to the rear end of each camera; a transmission device is arranged in the inner wall of the rear side of the cavity and is connected with the rotating block through a fixed shaft; the camera is electrically connected with the transmission device, a switch is fixedly arranged on the inner wall of the rear side of the cavity and electrically connected with the transmission device, a protection device is arranged in the cavity, the upper end of the protection device is in threaded connection with the transmission device, and the transmission device can drive the protection device and close the cavity; a locking mechanism is arranged between the doors on the two sides, the locking mechanism is connected with the transmission device through a connecting belt, and the transmission device drives the locking mechanism through the connecting belt;
the transmission device comprises a driving cavity arranged in the inner wall of the rear side of the cavity, a fixed gear is rotatably arranged in the driving cavity, one end, far away from the symmetry center, of the fixed gear is fixedly connected with a motor shaft, an electric motor is fixedly arranged in the inner wall of the driving cavity, far away from the symmetry center, of the driving cavity, and one end, far away from the symmetry center, of the motor shaft is in power connection with the electric motor; sliding gears are symmetrically and slidably arranged on the front side and the rear side of the fixed gear, a shaft sleeve is rotatably connected between the front sliding gear and the rear sliding gear, through holes are formed in the shaft sleeve in a front-back through mode, and the sliding gears on the two sides can slide simultaneously so that the fixed gear cannot be meshed with the sliding gears on the two sides simultaneously; a cantilever shaft is connected with the sliding gear through an internal spline, and one end of the cantilever shaft, which is close to the symmetry center, extends into the through hole; a belt groove is formed in the inner wall of the front side of the driving cavity, an upper belt wheel is rotatably arranged in the belt groove, the upper end of the connecting belt is connected to the upper belt wheel, the lower end of the connecting belt is connected to the locking mechanism, and the front end of the cantilever shaft on the front side is fixedly connected to the upper belt wheel; a communicating groove is formed in the inner wall of the rear side of the driving cavity, a driving belt wheel is rotatably arranged in the communicating groove, the rear end of the cantilever shaft at the rear side is fixedly connected with the driving belt wheel, a driving cavity is formed in the inner wall of one side, close to the symmetry center, of the communicating groove, a driven belt wheel is rotatably arranged in the driving cavity, and a driving belt is connected between the driving belt wheel and the driven belt wheel; a rotating shaft is fixedly connected in the driven belt wheel, the front end of the rotating shaft is fixedly connected with a driving gear, the lower end of the driving gear is meshed with a driven gear, a transmission shaft is fixedly connected in the driven gear, and the upper end of the transmission shaft is connected to the protection device; a speed reducing cavity is arranged in the inner wall of the upper side of the transmission cavity, a worm is rotatably arranged in the speed reducing cavity, the worm is fixedly connected to the transmission shaft, a worm wheel is arranged at the front end of the worm in a meshed mode, a fixed shaft is fixedly connected in the worm wheel, and one end, close to the symmetrical center, of the fixed shaft is fixedly connected to the rotating block;
an electromagnetic spring is fixedly connected between one end of the sliding gear, which is far away from the symmetric center, and the cantilever shaft, the electromagnetic spring on the front side is electrically connected with the switch, the electromagnetic spring on the rear side is electrically connected with the camera, and the elastic force of the electromagnetic spring on the rear side is greater than that of the electromagnetic spring on the front side;
the protection device comprises a gear cavity arranged in the inner wall of the upper side of the deceleration cavity, a large gear is rotatably arranged in the gear cavity and fixedly connected to the transmission shaft, a small gear is meshed with the front end of the large gear, and a screw is fixedly connected in the small gear; a fixed plate is fixedly connected to the inner wall of the lower side of the cavity, a containing groove is formed in the fixed plate in a left-right through mode and is provided with an upward opening, a sliding plate is arranged in the containing groove in a sliding mode, a threaded hole with an upward opening is formed in the sliding plate, and the lower end of the screw rod extends into the threaded hole and is in threaded connection with the sliding plate;
the large gear and the small gear are in acceleration transmission;
locking mechanical system is including locating in the door and the opening towards the circular recess of symmetry center, the rotatable connecting rod that is equipped with in the circular recess, the connecting axle has been linked firmly in the connecting rod, the connecting axle rear end extends to the belt pulley inslot just has linked firmly down the band pulley, the connecting band lower extreme connect in lower band pulley, the connecting rod has linked firmly the arc pole on the anticlockwise reverse terminal surface along, be equipped with the opening towards the arc wall to the car center in the door, the arc wall is right respectively the circular recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073179.2A CN110644862B (en) | 2019-11-05 | 2019-11-05 | Access control device based on face identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073179.2A CN110644862B (en) | 2019-11-05 | 2019-11-05 | Access control device based on face identification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110644862A CN110644862A (en) | 2020-01-03 |
| CN110644862B true CN110644862B (en) | 2021-02-12 |
Family
ID=68995545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
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| CN2597632Y (en) * | 2003-01-23 | 2004-01-07 | 唐肇洪 | Glass door lock |
| CN203655093U (en) * | 2013-12-26 | 2014-06-18 | 蒋祥初 | Protecting device for electronic cat eye |
| EP3849165B1 (en) * | 2016-01-29 | 2024-04-10 | Y Soft Corporation, A.S. | Secure 3d printer and 3d printer management network |
| CN205654256U (en) * | 2016-04-21 | 2016-10-19 | 湖南中迪科技有限公司 | Two authentication house doors of people's face |
| US9909351B1 (en) * | 2017-03-17 | 2018-03-06 | Tti (Macao Commercial Offshore) Limited | Garage door opener system and method of operating a garage door opener system |
| CN206545146U (en) * | 2017-07-04 | 2017-10-10 | 福建省德化艺飞工艺品有限公司 | A kind of bicycle parking cement floor tile |
| CN207212210U (en) * | 2017-09-05 | 2018-04-10 | 铜皇（广东）门业智能科技有限公司 | A kind of intelligent security guard science and technology copper door with monitoring function |
| CN207393075U (en) * | 2017-11-06 | 2018-05-22 | 浙江邮电职业技术学院 | A kind of intelligent and safe certification household |
| CN208220554U (en) * | 2018-04-25 | 2018-12-11 | 张璐华 | A kind of Internet of Things security door intelligent monitoring and controlling device |
| CN110203175A (en) * | 2019-06-20 | 2019-09-06 | 厦门道塑汽车用品有限公司 | One kind being used for vehicle side coil steer without driving system |
| CN110359825A (en) * | 2019-07-23 | 2019-10-22 | 杭州易灿网络科技有限公司 | A kind of concealed device of the intelligent door based on internet works software technology |
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