CN111105534A

CN111105534A - Embedded face recognition entrance guard's device

Info

Publication number: CN111105534A
Application number: CN202010014700.1A
Authority: CN
Inventors: 谭雪霏
Original assignee: Binzhou University
Current assignee: Binzhou University
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-05-05

Abstract

The utility model provides an embedded face identification entrance guard's device, includes district import and district export, the equal vertical pivot of installing in district import and district export middle part uses the pivot to have the first shelves pole of four rows of horizontal settings as the equidistant array in the centre of a circle in the pivot, and vertical array has many horizontal second shelves poles that set up on the wall of one side wherein of district import and district export, and the second shelves pole installation wall of district import and district export is opposite side. The lower part of the door is directly communicated with an underground water tank, so that a large amount of accumulated water on the ground can be prevented, the door adopts a cross-shaped revolving door, so that children can be effectively prevented from being mixed in, meanwhile, a door card recognition system is arranged, the children and the old can be prevented from entering a face recognition device, the children and the old can be prevented from going lost, the lower end of the second baffle plate is provided with bristles, dust on the first baffle rod can be cleaned, the whole process is driven by a motor, and the passing efficiency of personnel can be improved.

Description

Embedded face recognition entrance guard's device

Technical Field

The invention belongs to the field of access control devices, and particularly relates to an embedded face recognition access control device.

Background

The existing access control device has a plurality of defects, namely, a large amount of accumulated water is easy to accumulate on the road surfaces of the inlet and the outlet of a residential area in rainy days, and the shoes of people passing through the accumulated water are easy to wet; secondly, children and old people are easy to get lost and the personal safety of the children and the old people is directly harmed; thirdly, the disabled who is not convenient to sit on the wheelchair can pass through the wheelchair; and fourthly, after a long time, a large amount of dust is easily accumulated on gates at the community inlet and the community outlet, and if the gates are not cleaned in time, clothes passing through personnel are easily dirtied.

Disclosure of Invention

The invention provides an embedded face recognition access control device, which is used for solving the defects in the prior art.

The invention is realized by the following technical scheme:

an embedded face recognition entrance guard device comprises a community inlet and a community outlet, wherein rotating shafts are vertically arranged in the middle of the community inlet and the community outlet, four rows of transversely arranged first gear rods are arranged on the rotating shafts in an equidistant mode by taking the rotating shafts as circle centers, each row of the first gear rods are arranged in a vertical equidistant mode and are provided with a plurality of second gear rods, the wall on one side of the community inlet and the community outlet is provided with a plurality of transversely arranged second gear rods, the second gear rods on the community inlet and the community outlet are arranged on the opposite side of the wall, the first gear rods and the second gear rods are mutually staggered, first circular grooves are arranged on the ground and in contact with the rotating shafts, a rotating disc is fixed on the rotating shaft in each first circular groove, the top surface of the rotating disc is provided with four second circular grooves by taking the rotating shafts as circle centers in an equidistant mode, each second circular groove is arranged on forty-five degree edge lines of two adjacent rows of the first gear rods, pedals are arranged in the second circular grooves, the pedal is provided with a first arc-shaped groove and a second arc-shaped groove, the first arc-shaped groove is internally provided with a first arc-shaped plate, the second arc-shaped groove is internally provided with a second arc-shaped plate, the radian of the second arc-shaped plate is one hundred eighty degrees, two ends of the second arc-shaped plate are connected with the pedal by pin shafts, the second arc-shaped plate can rotate on the pedal, the difference value of two half diameters of the first arc-shaped groove is smaller than the radius of a wheelchair front wheel for the disabled, the difference value of two half diameters of the second arc-shaped groove is smaller than the diameter of the wheelchair front wheel, the opening directions of the first arc-shaped groove and the second arc-shaped groove are opposite, an L-shaped plate is arranged on the bottom surface of the pedal corresponding to the position under the first arc-shaped plate, the extending direction of the L-shaped plate is consistent with that of the first arc-shaped plate, the top surface of the transverse end of the L-, a brake component is fixed between a first arc-shaped groove and a second arc-shaped groove at the lower end of the pedal, a waterproof air control device is installed underground, the air control device can supply air and exhaust air to the brake component, one end of the brake component extends out of a first movable rod, one end of the first movable rod, which is far away from a rotating shaft, is arranged to be pointed, the other end of the brake component extends out of a second movable rod, the tops of the first movable rod and the second movable rod are tightly attached to the lower end of the pedal, the first movable rod can stretch and retract under the action of the air control device and can prevent the first arc-shaped plate from sinking in the extension stage, the brake component can stretch and synchronously rotate under the action of the air control device, a cam with taper is installed on the second movable rod, the area of one end, which is contacted with the second movable rod, of the cam is larger than one end of an opposite surface, the closest point of the cam is contacted with the outer ring of the second movable rod, the initial state of the first movable rod is that the pointed maximum outer ring of, the initial state of the second movable rod is that the end with the largest area of the cam on the second movable rod is contacted with the inner ring of the second arc-shaped plate, the middle part of the outer ring of the first arc-shaped groove is fixed with a stop block corresponding to the tip-shaped end of the first movable rod, the axial bottom surface of the pedal is provided with a support rod, the middle part of the support rod passes through the turntable, the bottom part of the support rod is axially fixed with a driven gear, the position of the rotary shaft corresponding to the driven gear is sleeved with a driving gear, the driving gear is meshed with the driven gear, a ratchet mechanism is arranged between the rotary shaft and the ground and can ensure the unidirectional rotation of the rotary shaft, a support plate is transversely arranged below the bottom surface of the rotary shaft and is fixed underground, a support shaft is arranged on the support plate and corresponds to the position under the rotary shaft, the output shaft top of motor is fixed with the second gear, and first gear and the meshing of second gear, the rotational speed of second gear are greater than the rotational speed of carousel after the motor starts, and the footboard can keep motionless under the carousel rotates after the motor starts, the top layer all install the controller switch on the first shelves pole, install the controller on the wall of second shelves pole, keep away from the second bars install but face recognition device on the wall, the underground is provided with electric lock, thereby electric lock accessible controller control restriction pivot rotates.

The embedded face recognition entrance guard device comprises a sleeve, a first piston, a second piston, a connecting rod and a rotating sleeve, wherein the first piston, the second piston, the connecting rod and the rotating sleeve are all arranged in the sleeve, the first piston is fixed on the end surface of a first movable rod, the rotating sleeve is fixed on the end surface of a second movable rod, a plurality of hemispherical grooves are spirally and equidistantly arranged on the outer ring of the rotating sleeve, a spiral hemispherical groove is formed in the inner wall of the sleeve corresponding to the rotating position of the rotating sleeve, the spiral hemispherical grooves in the inner wall of the sleeve are equal to the pitch of the spirally distributed hemispherical grooves in the outer ring of the rotating sleeve, balls are arranged in the hemispherical grooves and the spiral hemispherical grooves in the outer ring of the rotating sleeve, the connecting rod is axially arranged at one end of the rotating sleeve far away from the second movable rod, the second piston is arranged at one end of the connecting rod far away from the rotating sleeve, the connecting rod can flexibly rotate on the rotating sleeve and drive the rotating sleeve to stretch, and an, the air control device can supply air and exhaust air into the sleeve through the air inlet pipe.

According to the embedded face recognition entrance guard device, the top surface of the rotary disc is flush with the ground and the top surface of the pedal.

According to the embedded face recognition access control device, a thrust bearing is arranged between the rotating shaft upper rotating disc and the driven gear.

According to the embedded face recognition access control device, the bristles are arranged at the lower end of the second gear lever.

According to the embedded face recognition entrance guard device, the water tank is arranged below the supporting plate, and the supporting plate is provided with the water outlet holes.

According to the embedded face recognition entrance guard device, the arrow is arranged in the middle of the pedal and corresponds to the directions of the community inlet and the community outlet respectively.

According to the embedded face recognition access control device, the community inlet and the community outlet are both provided with the door card recognition system, and the door card recognition system can transmit information to the controller.

The invention has the advantages that: the invention is controlled by a controller, when people need to enter or exit, the people step on a pedal, a face recognition device judges as people in a cell through recognition, the face recognition device transmits signals to the controller, an electric lock is closed, a motor is opened, the motor drives a rotating shaft to rotate through a gear mechanism, the rotating shaft is fixed on the rotating shaft, the pedal is equidistantly arranged on the rotating plate, the lower end of the pedal is connected with a driven gear through a support rod, a driving gear is sleeved on the rotating shaft corresponding to the driven gear, the driving gear is meshed with the driven gear, a first gear is axially fixed at the lower end of the driving gear, a second gear is fixed at the top of an output shaft of the motor, the first gear is meshed with the second gear, the rotating speed of the first gear is greater than that of the rotating plate, a certain speed difference exists between the driven gear and the driving gear, the pedal can be always kept to face the same direction on, thereby the pedal is kept still on the turntable, which is convenient and practical; the invention relates to an embedded face recognition entrance guard device, wherein the lower part of the embedded face recognition entrance guard device is directly communicated with an underground water tank, so that a large amount of accumulated water on the ground can be prevented; the wheelchair is convenient for the disabled sitting on the wheelchair to pass through, and the disabled sitting on the wheelchair is effectively protected; the brush hair is provided with to second fender lower extreme, can be with the dust clean up on the first pin, and whole journey adopts motor drive, can improve the current efficiency of personnel.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the direction A of FIG. 1; FIG. 3 is an enlarged view of the portion I in FIG. 1; FIG. 4 is an enlarged sectional view taken along line B-B of FIG. 3; FIG. 5 is a schematic view of the C-direction zoom of FIG. 4; fig. 6 is an enlarged view of the portion ii in fig. 4.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

An embedded face recognition entrance guard device is shown in figure 1 and comprises a residential area inlet and a residential area outlet, wherein a rotating shaft 1 is vertically arranged in the middle of the residential area inlet and the residential area outlet, four rows of first gear rods 2 are transversely arranged on the rotating shaft 1 in an equidistant mode by taking the rotating shaft 1 as a circle center, each row of the first gear rods 2 are vertically and equidistantly provided with a plurality of gears, a plurality of second gear rods 3 are transversely arranged on the wall on one side of the residential area inlet and the residential area outlet in a vertical mode, the second gear rods 3 of the residential area inlet and the residential area outlet are arranged on the opposite side of the wall, the first gear rods 2 and the second gear rods 3 are mutually staggered, a first circular groove is formed in the contact position of the ground and the rotating shaft 1, a rotating disc 4 is fixed on the rotating shaft 1 in the first circular groove, four second circular grooves are formed on the top surface of the rotating disc 4 in an equidistant mode by taking the rotating shaft 1 as a circle center, each second circular groove is arranged on the forty-five-degree edge lines of two adjacent rows of, a pedal 5 is arranged in the second circular groove, a first arc-shaped groove 6 and a second arc-shaped groove 7 are arranged on the pedal 5, a first arc-shaped plate 8 is arranged in the first arc-shaped groove 6, a second arc-shaped plate 9 is arranged in the second arc-shaped groove 7, the radian of the second arc-shaped plate 9 is one hundred eighty degrees, two ends of the second arc-shaped plate 9 are connected with the pedal 5 by pin shafts, the second arc-shaped plate 9 can rotate on the pedal 5, the difference value of the two half diameters of the first arc-shaped groove 6 is smaller than the radius of the wheelchair front wheel for the disabled, the difference value of the two half diameters of the second arc-shaped groove 7 is smaller than the diameter of the wheelchair front wheel, the arranging directions of the first arc-shaped groove 6 and the second arc-shaped groove 7 are opposite, an L-shaped plate 10 is arranged under the first arc-shaped plate 8 on the bottom surface of the pedal 5, the extending direction of the L-shaped plate 10 is consistent with the first arc-shaped, one end of a spring 11 is fixed on the top surface of the transverse end of an L-shaped plate 10, the other end of the spring 11 is fixed on the bottom surface of a first arc-shaped plate 8, a brake assembly is fixed between a first arc-shaped groove 6 and a second arc-shaped groove 7 at the lower end of a pedal 5, a waterproof air control device 12 is installed underground, the air control device 12 can supply air and exhaust air to the brake assembly, one end of the brake assembly extends out of a first movable rod 13, one end of the first movable rod 13, far away from a rotating shaft 1, is arranged to be pointed, the other end of the brake assembly extends out of a second movable rod 14, the tops of the first movable rod 13 and the second movable rod 14 are tightly attached to the lower end of the pedal 5, the first movable rod 13 can stretch under the action of the air control device 12 and can prevent the first arc-shaped plate 8 from sinking in the extension stage, the brake assembly can stretch out and synchronously rotate under the action of the air control device 12, the area of the contact end of the cam 15 and the second movable rod 14 is larger than that of the opposite end, the cam 15 contacts with the outer ring of the second movable rod 14 from the closest point of the axis, the initial state of the first movable rod 13 is that the maximum outer ring of the first movable rod 13 in a pointed shape and the midpoint of the first arc-shaped groove 6 are arranged on the same vertical plane, the initial state of the second movable rod 14 is that the maximum area end of the cam 15 on the second movable rod is in contact with the inner ring of the second arc-shaped plate 9, a stop block 40 is fixed at the middle part of the outer ring of the first arc-shaped groove 6 corresponding to the pointed end of the first movable rod 13, a support rod 16 is arranged on the axial bottom surface of the pedal 5, the middle part of the support rod 16 passes through the turntable 4, a driven gear 17 is axially fixed at the bottom of the support rod 16, a driving gear 18 is sleeved on the rotating shaft 1 corresponding to the driven gear 17, the driving, a supporting plate 19 is transversely arranged below the bottom surface of the rotating shaft 1, the supporting plate 19 is fixed underground, a supporting shaft 20 is arranged on the supporting plate 19 and corresponds to the position right below the rotating shaft 1, the rotating shaft 1 can flexibly rotate on the supporting shaft 20, a waterproof motor 21 is arranged at the lower end of the supporting plate 19, the motor 21 drives the rotating shaft 1 to rotate through a gear mechanism, a first gear 38 is axially fixed at the lower end of a driving gear 18, a second gear 39 is fixed at the top of an output shaft of the motor 21, the first gear 38 is meshed with the second gear 39, the rotating speed of the second gear 39 is greater than that of a rotating disc 4 after the motor 21 is started, a pedal 5 can be kept still under the rotation of the rotating disc 4 after the motor 21 is started, controller switches 22 are arranged on the first gear rods 2 at the top layer, a controller 23 is arranged on the wall of the second gear rods 3, and a face recognition device 24 is, an electric lock is arranged underground and can be controlled by the controller 23 so as to limit the rotation of the rotating shaft 1. The invention is controlled by a controller 23, when a person needs to enter or exit, the person steps on a pedal 5, a face recognition device 24 recognizes and judges as a person in a cell, the face recognition device 24 transmits a signal to the controller 23, an electric lock is closed, a motor 21 is opened, the motor 21 drives a rotating shaft 1 to rotate through a gear mechanism, a rotating plate 4 is fixed on the rotating shaft 1, the pedal 5 is equidistantly arranged on the rotating plate 4, the lower end of the pedal 5 is connected with a driven gear 17 through a support rod 16, a driving gear 18 is sleeved on the rotating shaft 1 corresponding to the driven gear 17, the driving gear 18 is meshed with the driven gear 17, a first gear 38 is axially fixed at the lower end of the driving gear 18, a second gear 39 is fixed at the top of an output shaft of the motor 21, the first gear 38 is meshed with the second gear 39, the rotating speed of the first gear 38 is greater than that of the rotating plate 4, so that a certain speed difference, the pedals 5 can be kept still on the rotary table 4 and face the same direction all the time through reasonable design, so that the pedals 5 are kept still on the rotary table 4, and the device is convenient and practical; the invention relates to an embedded face recognition entrance guard device, wherein the lower part of the embedded face recognition entrance guard device is directly communicated with an underground water tank, so that a large amount of accumulated water on the ground can be prevented; the wheelchair is convenient for the disabled sitting on the wheelchair to pass through, and the disabled sitting on the wheelchair is effectively protected; the brush hair is provided with to second fender lower extreme, can be with the dust clean up on the first pin, and whole journey adopts motor drive, can improve the current efficiency of personnel.

Specifically, as shown in fig. 4, the brake assembly according to this embodiment includes a sleeve 25, a first piston 26, a second piston 27, a connecting rod 28, and a rotating sleeve 29, where the first piston 26, the second piston 27, the connecting rod 28, and the rotating sleeve 29 are all disposed in the sleeve 25, the first piston 26 is fixed on an end surface of the first movable rod 13, the rotating sleeve 29 is fixed on an end surface of the second movable rod 14, a plurality of hemispherical grooves 30 are spirally and equidistantly disposed on an outer ring of the rotating sleeve 29, a spiral hemispherical groove 31 is disposed on an inner wall of the sleeve 25 corresponding to a rotation position of the rotating sleeve 29, pitches of the spiral hemispherical groove 31 on an inner wall of the sleeve 25 and the spiral hemispherical groove 30 on the outer ring of the rotating sleeve 29 are equal, balls 32 are disposed in the hemispherical groove 30 and the spiral hemispherical groove 31 on the outer ring of the rotating sleeve 29, the connecting rod 28 is axially disposed at an end of the rotating sleeve 29 far from the second movable rod 14, the connecting, the connecting rod 28 can flexibly rotate on the rotary sleeve 29 and drive the rotary sleeve 29 to extend and retract, an air inlet pipe 33 is connected between the first piston 26 and the second piston 27 on the sleeve 25, and the air control device 12 can supply air and exhaust air into the sleeve 25 through the air inlet pipe 33. The initial state of the first movable rod 13 is that the pointed maximum outer ring of the first movable rod 13 and the midpoint of the first arc-shaped groove 6 are arranged on the same vertical surface, and the initial state of the second movable rod 14 is that the end with the maximum area of the cam 15 on the initial state is contacted with the inner ring of the second arc-shaped plate 9, so that the first arc-shaped plate 8 and the second arc-shaped plate 9 can be prevented from sinking, and people can conveniently come in and go out normally; when a disabled person sitting on the wheelchair enters and exits a cell, the wheelchair is pushed into the pedal 5, the front wheel is placed at the upper end of the first arc-shaped plate 8, the big wheel of the wheelchair is placed at the upper end of the second arc-shaped plate 9, the controller switch 22 on the first gear lever 2 is pressed, the air control device 12 sucks air into the sleeve 25, the first movable lever 13 contracts inwards, the second movable lever 14 rotates while contracting inwards until the sharp vertex of the first movable lever 13 is in contact with the middle point of the inner ring of the first arc-shaped groove 6, meanwhile, when the middle point of the second movable lever 14 in the thickness direction is in contact with the middle point of the inner ring of the second arc-shaped plate 9, the small wheel of the wheelchair sinks into the first arc-shaped groove 6, the big wheel of the wheelchair sinks into the second arc-shaped groove 7, the wheelchair can be prevented from shaking, the disabled person on the wheelchair can be effectively protected, the first arc-shaped groove 6 and the second arc-shaped groove 7 are in a semicircular design, the wheelchair can conveniently slide into the first arc-shaped groove 6 and the second arc-shaped groove 7 in multiple angles, when the turntable 4 rotates ninety degrees, the air control device 12 supplies air into the air inlet pipe 33, the first piston 26 and the second piston 27 extend outwards, one end of the first movable rod 13, which is far away from the rotating shaft 1, is set to be pointed, the first movable rod 13 slides to the lower end of the first arc-shaped plate 8 and jacks the first arc-shaped plate 8 upwards, meanwhile, the second piston 27 pushes the rotating sleeve to slide towards the direction of the second arc-shaped plate 9 and rotates reversely, when the contact surface of the second movable rod 14 and the cam 15 slides and rotates reversely to the right below the second arc-shaped plate 9, the second arc-shaped plate 9 can be gradually jacked upwards through the cam 15, the air control device 12 continues to supply air into the air inlet pipe 33, the second movable rod 14 continues to drive the cam 15 to rotate reversely, when the farthest point of the cam 15 faces upwards, the middle part of the second arc-shaped plate 9 can be jacked, the both ends of second arc 9 adopt the round pin hub connection on footboard 5, and second arc 9 rotates round the round pin hub to jack up the bull wheel of wheelchair, give the wheelchair initial velocity, make things convenient for disabled person's roll-off footboard 5 more.

Specifically, as shown in fig. 3, the top surface of the turntable 4 and the floor surface and the top surface of the pedal 5 are flush. Can prevent the owner from stumbling and is convenient for the disabled sitting on the wheelchair to pass through.

Further, as shown in fig. 3, a thrust bearing is installed between the rotating disk 4 and the driven gear 17 on the rotating shaft 1 according to the present embodiment. The rotation of the rotating disk 4 and the driven gear 17 is more flexible.

Further, as shown in fig. 1, the second rail 3 of the present embodiment is provided with bristles 34 at the lower end. The brush 34 can clean the first gear lever 2 which passes by the rotation, and the dust on the first gear lever 2 can be prevented from dirtying the clothes of the owner as far as possible.

Furthermore, as shown in fig. 1, a water tank 35 is disposed below the supporting plate 19, and a plurality of water outlet holes 36 are disposed on the supporting plate 19. The water at the inlet and outlet of the residential area can flow into the supporting plate 19 through the first circular groove, and the water on the supporting plate 19 can flow into the water tank 35 through the water outlet hole 36, so that the shoes of the owners can be prevented from being wetted due to the accumulated water on the surface of the residential area inlet and the residential area outlet.

Further, as shown in fig. 2, the middle position of the pedal 5 in the present embodiment is provided with an arrow 37, and the arrow 37 corresponds to the directions of the cell entrance and the cell exit, respectively. The disabled who conveniently sits on the wheelchair can use the arrow to reasonably adjust the position.

Further, as shown in fig. 1, the entrance and exit of the cell are equipped with a door card recognition system, and the door card recognition system can transmit information to the controller 23. Child and the old man in the district belong to special care personnel, and special care personnel do not type in face recognition device, and special care personnel can hold entrance guard's card and pass through the door card identification system and open district import and district export, and the special care personnel of being convenient for are current, and the owner can carry out reasonable management and control to the entrance guard's card to avoid child and old man to wander away as far as possible.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an embedded face identification entrance guard's device which characterized in that: including district import and district export, district import and district export middle part all vertically installs pivot (1), use pivot (1) as the equal distance array of centre of a circle to have four rows of horizontal first shelves pole (2) that set up in pivot (1), every row the equal vertical equidistance of first shelves pole (2) is provided with many, vertical array has many second shelves pole (3) that transversely set up on the wall of one side of district import and district export wherein, the second shelves pole (3) installation wall of district import and district export on opposite side, first shelves pole (2) and second shelves pole (3) are crisscross each other, subaerial and pivot (1) contact position seted up first circular slot, be fixed with carousel (4) on first circular slot internal shaft (1), carousel (4) top surface uses pivot (1) to set up four second circular slots as the equal distance centre of a circle, every second circular slot all sets up on adjacent two rows the forty-fifth degree along the line of first shelves pole (2), a pedal (5) is arranged in the second circular groove, a first arc-shaped groove (6) and a second arc-shaped groove (7) are arranged on the pedal (5), a first arc-shaped plate (8) is arranged in the first arc-shaped groove (6), a second arc-shaped plate (9) is arranged in the second arc-shaped groove (7), the radian of the second arc-shaped plate (9) is one hundred eighty degrees, two ends of the second arc-shaped plate (9) are connected with the pedal (5) through pin shafts, the second arc-shaped plate (9) can rotate on the pedal (5), the difference value of the two half diameters of the first arc-shaped groove (6) is smaller than the radius of the wheelchair front wheel for the disabled, the difference value of the two half diameters of the second arc-shaped groove (7) is smaller than the diameter of the wheelchair front wheel, the arranging directions of the first arc-shaped groove (6) and the second arc-shaped groove (7) are opposite, an L-shaped plate (10) is arranged on the bottom surface of the pedal (5) and corresponds to the position under the first arc-shaped, the horizontal end top surface of the L-shaped plate (10) and the bottom surface of the first arc-shaped plate (8) are equidistantly provided with a plurality of springs (11), one end of each spring (11) is fixed on the horizontal end top surface of the L-shaped plate (10), the other end of each spring (11) is fixed on the bottom surface of the first arc-shaped plate (8), a brake assembly is fixed between the first arc-shaped groove (6) and the second arc-shaped groove (7) at the lower end of the pedal (5), a waterproof air control device (12) is installed underground, the air control device (12) can supply air and exhaust air into the brake assembly, one end of the brake assembly extends out of a first movable rod (13), one end of the first movable rod (13) far away from the rotating shaft (1) is set to be in a pointed shape, the other end of the brake assembly extends out of a second movable rod (14), the tops of the first movable rod (13) and the second movable rod (14) are tightly attached to the lower end of the pedal (5), the first movable rod (13) can stretch out under the action of the, the brake assembly can be contracted and synchronously rotated by the second movable rod (14) under the action of the air control device (12), a cam (15) with taper is arranged on the second movable rod (14), the area of one end, in contact with the cam (15) and the second movable rod (14), of the cam (15) is larger than that of one end of the opposite surface, the closest point of the shaft center of the cam (15) is in contact with the outer ring of the second movable rod (14), the initial state of the first movable rod (13) is that the maximum outer ring of the pointed shape of the first movable rod (13) and the midpoint of the first arc-shaped groove (6) are arranged on the same vertical surface, the initial state of the second movable rod (14) is that one end, in the maximum area, of the cam (15) on the second movable rod is in contact with the inner ring of the second arc-shaped plate (9), a stop block (40) is fixed at the middle part of the outer ring of the first arc-shaped groove (6) corresponding to the, the middle part of a support rod (16) penetrates through a turntable (4), a driven gear (17) is axially fixed at the bottom of the support rod (16), a driving gear (18) is sleeved on a position, corresponding to the driven gear (17), of a rotating shaft (1), the driving gear (18) is meshed with the driven gear (17), a ratchet mechanism (41) is installed between the rotating shaft (1) and the ground, the ratchet mechanism (41) can ensure one-way rotation of the rotating shaft (1), a support plate (19) is transversely arranged below the bottom surface of the rotating shaft (1), the support plate (19) is fixed underground, a support shaft (20) is installed on the support plate (19) and corresponds to the position under the rotating shaft (1), the rotating shaft (1) can flexibly rotate on the support shaft (20), a waterproof motor (21) is arranged at the lower end of the support plate (19), the motor (21) drives the rotating shaft (1) to rotate through the gear mechanism, the output shaft top of motor (21) is fixed with second gear (39), and first gear (38) and second gear (39) meshing, the rotational speed of motor (21) start back second gear (39) is greater than the rotational speed of carousel (4), and motor (21) start back footboard (5) can rotate at carousel (4) and keep motionless down, the top layer all install controller switch (22) on first shelves pole (2), install controller (23) on the wall of second shelves pole (3), keep away from second shelves pole (3) install on the wall can face recognition device (24), the underground is provided with electric lock, thereby electric lock accessible controller (23) control restriction pivot (1) rotates.

2. The embedded face recognition access control device of claim 1, characterized in that: the brake assembly comprises a sleeve (25), a first piston (26), a second piston (27), a connecting rod (28) and a rotating sleeve (29), the first piston (26), the second piston (27), the connecting rod (28) and the rotating sleeve (29) are all arranged in the sleeve (25), the first piston (26) is fixed on the end surface of a first movable rod (13), the rotating sleeve (29) is fixed on the end surface of a second movable rod (14), a plurality of hemispherical grooves (30) are spirally arranged in the outer ring of the rotating sleeve (29) at equal intervals, spiral hemispherical grooves (31) are formed in the inner wall of the rotating position of the corresponding rotating sleeve (29) in the sleeve (25), the spiral hemispherical grooves (31) in the inner wall of the sleeve (25) are equal to the pitch of the spirally distributed hemispherical grooves (30) in the outer ring of the rotating sleeve (29), and balls (32) are arranged in the hemispherical grooves (30) and the spiral hemispherical grooves (31) in the outer ring of the rotating sleeve (29), a connecting rod (28) is axially installed at one end, far away from the second movable rod (14), of the rotating sleeve (29), a second piston (27) is arranged at one end, far away from the rotating sleeve (29), of the connecting rod (28), the connecting rod (28) can flexibly rotate on the rotating sleeve (29) and drives the rotating sleeve (29) to stretch, an air inlet pipe (33) is connected between the first piston (26) and the second piston (27) on the sleeve (25), and the air control device (12) can supply air and exhaust air into the sleeve (25) through the air inlet pipe (33).

3. The embedded face recognition access control device of claim 1, characterized in that: the top surface of the rotary disc (4) is flush with the ground and the top surface of the pedal (5).

4. The embedded face recognition access control device of claim 1, characterized in that: a thrust bearing is arranged between the rotating disc (4) and the driven gear (17) on the rotating shaft (1).

5. The embedded face recognition access control device of claim 1, characterized in that: the lower end of the second gear lever (3) is provided with bristles (34).

6. The embedded face recognition access control device of claim 1, characterized in that: a water tank (35) is arranged below the supporting plate (19), and a plurality of water outlet holes (36) are formed in the supporting plate (19).

7. The embedded face recognition access control device of claim 1, characterized in that: an arrow (37) is arranged in the middle of the pedal (5), and the arrow (37) corresponds to the directions of the cell inlet and the cell outlet respectively.

8. The embedded face recognition access control device of claim 1, characterized in that: and the community inlet and the community outlet are both provided with door card identification systems, and the door card identification systems can transmit information to the controller (23).