CN114419772B

CN114419772B - Entrance barrier gate for face recognition based on intelligent community

Info

Publication number: CN114419772B
Application number: CN202210133292.0A
Authority: CN
Inventors: 葛兰
Original assignee: Shenzhen Yishiyou Culture Media Co ltd
Current assignee: Shenzhen Yishiyou Culture Media Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-10-21
Anticipated expiration: 2042-02-14
Also published as: CN114419772A

Abstract

The invention relates to the technical field of intelligent machinery and discloses a face recognition entrance barrier based on a smart community. According to the invention, through the designed rotating shaft, the core shaft, the fan-shaped groove, the limiting block and the reducing bulge, when the barrier gate is in a closing process or a closing state and is accidentally impacted, the gate plate can rotate by a certain angle under stress, the reducing bulge extrudes the limiting block, the limiting block is inserted into the rectangular seat to complete the locking of the rotating shaft, and the rotation of the rotating shaft is avoided, so that the occurrence of gate violation is avoided, meanwhile, the limiting block absorbs smaller external force influence, and the problem that the motor is damaged due to the fact that the motor rotates under the influence of smaller external force is avoided.

Description

Entrance barrier gate for face recognition based on intelligent community

Technical Field

The invention relates to the technical field of intelligent machinery, in particular to an entrance barrier gate for face recognition based on an intelligent community.

Background

The banister is a product that security protection trade access device is commonly used, the equipment is used in rail transit in a large number, office building, mill, scenic spot etc. place, along with the passenger flow volume constantly increases, the higher requirement is proposed to the use of the safety of equipment and performance, and the control of opening and shutting of the banister in the community adopts face identification control usually, it mainly is through carrying out face identification to the personnel of cominging in and going out, open the floodgate and close the floodgate after comparing with personnel's information in the database, provide bigger guarantee for community safety, and can use a large amount of inductors in the banister, guarantee that the personnel of brushing the face in time close through the back gate.

But current community banister still has some problems, because the banister is a mode of brushing one, make a lot of personnel can follow the brush face personnel in the place ahead and get into the community, perhaps under the untimely circumstances such as the brake is ridden to personnel, because in time of banister is closed, lead to rear personnel or vehicle and banister to bump, make the flashboard atress of banister rotate to the atress direction, lead to driven motor output shaft to be forced to turn to, cause the injury to the motor, motor damage or power failure appear in the banister simultaneously, the motor is no longer in operation, the flashboard can appear and be closed, can't open, will cause the problem of traffic jam this moment.

Disclosure of Invention

The invention provides an intelligent community-based entrance barrier for face recognition, which aims at overcoming the defects of the existing face recognition entrance barrier in the prior art in the use process, and has the advantages that the barrier is buffered and turned by external force collision, the reducing protrusions extrude the limiting blocks to lock the rotating shaft for force dispersion, the opening degree of the barrier is small when the external force is applied to the barrier, the barrier is prevented from rushing, the external force is excessively increased to be converted into linear motion for buffering, the motor output shaft is separated from the rotating shaft to avoid external force damage, the current is changed during linear motion buffering to increase the repulsive force between an electromagnet and a magnet so as to improve the extrusion force, the extrusion force is improved to improve the friction force for effective stress buffering, and the barrier is lifted on a core shaft to enable the barrier to be freely opened and closed when the power is cut.

The invention provides the following technical scheme: the utility model provides a face identification uses entry banister based on wisdom community, includes the base, is located the motor of base bottom, the top center fixedly connected with joint piece of motor output shaft, the top swing joint of motor output shaft has the pivot, the cushion chamber has all been seted up to the top and the bottom of pivot, the dabber has been cup jointed in the activity of rotation intracavity, the one end fixedly connected with flashboard of dabber, the stopper has been cup jointed in the middle part activity of cushion chamber, the bottom fixedly connected with spring I of dabber, the top of dabber and the equal fixedly connected with reducing arch in the outside of bottom, the top fixedly connected with magnet of dabber, movable chamber has all been seted up at the bottom and the top of base, the rectangle seat has been cup jointed in the middle part activity in movable chamber, the intercommunication pole of symmetry runs through in the rectangle seat, the winding has the spring II of symmetry on the intercommunication pole, the top in movable chamber has been seted up and has been accomodate the chamber, accomodate the top fixedly connected with electro-magnet in chamber, the top outside fixedly connected with insulator spindle, the top fixedly connected with connecting rod of insulator spindle, the top fixedly connected with connecting rod, the electro-magnet has the circuit line through the connecting rod intercommunication.

Preferably, a fan-shaped groove is formed in the middle of the rotating shaft, the angle value of the fan-shaped groove is thirty degrees, the flashboard is located in the middle of the fan-shaped groove, a rotating cavity is formed in the rotating shaft, a through groove is formed in the bottom end of the rotating shaft, the clamping block is clamped in the through groove, and the clamping block is rectangular.

Preferably, the one end fixedly connected with elastic plate of stopper, the bottom of elastic plate and the bottom fixed connection of cushion chamber, the bottom of spring I and the bottom fixed connection of the cushion chamber of bottom.

Preferably, the cross section of the reducing protrusion is oval, the centers of two sides of the reducing protrusion are tangent to the mandrel, and the shape of the limiting block is matched with that of the joint of the reducing protrusion.

Preferably, the activity chamber uses the pivot to be the symmetric relation as the center, the shape in activity chamber is the cuboid, the pivot runs through the center of rectangle seat, the top and the bottom of pivot all are the T font, the top and the bottom of pivot all laminate with the inner wall in activity chamber, set up the groove with stopper looks adaptation in the rectangle seat, the one end and the rectangle seat fixed connection of spring II, the other end and the inner wall fixed connection in activity chamber.

Preferably, the magnetic poles of the opposite ends of the electromagnet and the magnet are the same, the electromagnet is in a long strip shape, and the length value of the electromagnet is three quarters of the length value of the movable cavity.

Preferably, the circuit line is parallel circuit, the circuit line has many parallel circuits, the circuit line is with switch on and voltage holding unchangeable, set up the space of connecting rod activity in the base.

Preferably, a torsion spring is arranged between the mandrel and the rotating shaft.

The invention has the following beneficial effects:

1. according to the invention, through the designed rotating shaft, the core shaft, the fan-shaped groove, the limiting block and the reducing bulge, when the barrier gate is in a closing process or a closing state and is accidentally impacted, the gate plate can rotate by a certain angle under stress, the reducing bulge extrudes the limiting block, the limiting block is inserted into the rectangular seat to complete the locking of the rotating shaft, and the rotation of the rotating shaft is avoided, so that the occurrence of gate violation is avoided, meanwhile, the limiting block absorbs smaller external force influence, and the problem that the motor is damaged due to the fact that the motor rotates under the influence of smaller external force is avoided.

2. According to the invention, through the designed rotating shaft, the mandrel, the limiting block, the reducing bulge, the rectangular seat and the clamping block, when the impact force applied to the barrier gate is too large, the limiting block is extended out to complete locking, and the flashboard can drive the rotating shaft to move towards the stressed direction under stress, so that the rotating force generated by impact is converted into parallel moving force, the rotating shaft is separated from the clamping block, and the damage caused by forced rotation of the motor due to too large stress is avoided.

3. According to the invention, through the designed rectangular base, the spring II, the electromagnet, the magnet and the connecting rod, when the rectangular base moves towards the stress direction due to external force, the connecting rod can move synchronously, so that the contact points of the connecting rod and the parallel circuit lines are increased, the resistance value of the parallel circuit is gradually reduced, the current received by the electromagnet is increased under the condition of unchanged circuit voltage, the magnetism of the electromagnet is increased, the repulsion force between the electromagnet and the magnet is increased, the extrusion force between the rectangular base and the bottom end of the movable cavity is increased through the mandrel, the friction force is increased, the spring II is matched for buffering the received force, and the problem of damage to a barrier component caused by overlarge stress is avoided.

4. According to the invention, through the designed electromagnet, magnet, mandrel and rotating shaft, when the barrier gate is powered on, repulsion force is generated between the electromagnet and the magnet to enable the mandrel to move downwards, so that the gate plate can normally operate, and the reducing protrusion can extrude the limiting block to complete limiting action when being influenced by external force.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a movable chamber according to the present invention;

FIG. 3 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of a portion of the structure shown at B in FIG. 1 according to the present invention;

FIG. 5 is a schematic diagram of a circuit layout according to the present invention;

FIG. 6 is a schematic view of a variable diameter protrusion structure according to the present invention;

FIG. 7 is a schematic view of the structure of the sector grooves of the present invention.

In the figure: 1. a base; 2. a rotating shaft; 201. a sector groove; 202. a through slot; 3. a mandrel; 4. a shutter plate; 5. a torsion spring; 6. a rotation chamber; 7. a buffer chamber; 8. an elastic plate; 9. a limiting block; 10. a spring I; 11. reducing bulges; 12. a magnet; 13. a movable cavity; 14. a rectangular base; 15. a connecting rod; 16. a spring II; 17. a receiving cavity; 18. an electromagnet; 19. a circuit line; 20. an insulating rod; 21. a connecting rod; 22. a motor; 221. and a clamping block.

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. 1-2 and 7, an entrance barrier for face recognition based on smart communities includes a base 1, a motor 22 located at the bottom of the base 1, the motor 22 is in signal connection with a control system, so that a control program can control the forward and reverse rotation of the motor 22 according to the entering and exiting conditions of people, thereby achieving the purpose of rapidly opening and closing the barrier, a clamping block 221 is fixedly connected to the center of the top end of an output shaft of the motor 22, the clamping block 221 is rectangular, the top end of the output shaft of the motor 22 is movably connected with a rotating shaft 2, a space for free movement of the rotating shaft 2 is formed in the base 1, so that the rotating shaft 2 can not be blocked in the subsequent linear displacement action, a through groove 202 is formed in the bottom end of the rotating shaft 2, the clamping block 221 is clamped in the through groove 202, so that when the motor 22 rotates, the through rotation of the clamping block 221, the through groove 202 is squeezed, the rotating shaft 2 rotates synchronously, and when the rotating shaft 2 displaces due to a large external force in the subsequent process, the clamping block 221 can be separated from the through groove 202, so that the output shaft of the motor 22 cannot be stressed, the middle part of the rotating shaft 2 is provided with a fan-shaped groove 201, the angle value of the fan-shaped groove 201 is thirty degrees, when the flashboard 4 rotates under the action of external force, the opening range of the flashboard 4 is small, and the occurrence of gate break is avoided, a rotating cavity 6 is arranged in the rotating shaft 2, a mandrel 3 is movably sleeved in the rotating cavity 6, a torsional spring 5 is arranged between the mandrel 3 and the rotating shaft 2, one end of the mandrel 3 is fixedly connected with the flashboard 4, the flashboard 4 is positioned in the middle part of the fan-shaped groove 201, so that when the flashboard 4 is influenced by external force, the flashboard 4 can rotate first to buffer, at the moment, the torsional spring 5 stores force, the mandrel 3 synchronously rotates, the reducing bulge 11 extrudes the limiting block 9, the limiting block 9 is inserted into the rectangular seat 14, the rotating shaft 2 is locked with the rectangular seat 14 through the limiting block 9, and the rotating shaft 2 cannot rotate, at this moment, the flashboard 4 can be buffered to finish the impact on the rotating shaft 2, the rotating shaft 2 cannot rotate due to the influence of the limiting block 9, the output shaft of the motor 22 cannot rotate, the damage caused by forced rotation of the motor 22 due to external force is avoided, the external force is absorbed and consumed, and the top and the bottom of the rotating shaft 2 are provided with the buffer cavity 7.

Referring to fig. 1, fig. 3-fig. 4, fig. 6, a limiting block 9 is movably sleeved at the middle of a buffer cavity 7, one end of the limiting block 9 is fixedly connected with an elastic plate 8, the bottom end of the elastic plate 8 is fixedly connected with the bottom end of the buffer cavity 7, the normal deformation of the elastic plate 8 cannot be influenced by the vertical displacement of a mandrel 3, the top and the outer side of the bottom of the mandrel 3 are fixedly connected with reducing protrusions 11, the cross section of each reducing protrusion 11 is oval, the centers of two sides of each reducing protrusion 11 are tangent to the mandrel 3, the limiting block 9 is matched with the shape of the joint of each reducing protrusion 11, when the gate 4 is buffered and rotated under the action of external force, the reducing protrusions 11 can synchronously rotate, the contact point of each reducing protrusion 11 and the limiting block 9 is changed, the limiting block 9 is inserted into a rectangular seat 14 to complete locking, the bottom end of the mandrel 3 is fixedly connected with a spring i 10, the bottom end of the spring i 10 is fixedly connected with the bottom end of the buffer cavity 7 at the bottom, and the top end of the mandrel 3 is fixedly connected with a magnet 12.

Referring to fig. 2, the bottom and the top of the base 1 are both provided with a movable cavity 13, the movable cavity 13 is in a symmetrical relationship with the rotating shaft 2 as the center, the movable cavity 13 is shaped as a cuboid, a rectangular seat 14 is movably sleeved in the middle of the movable cavity 13, the rotating shaft 2 penetrates through the center of the rectangular seat 14, the top and the bottom of the rotating shaft 2 are both in a T shape, the top and the bottom of the rotating shaft 2 are both attached to the inner wall of the movable cavity 13, the movable cavity 13 limits the linear displacement of the rectangular seat 14 and the rotating shaft 2, and the problem that the component position is changed due to jumping in the displacement process and subsequent reset failure is avoided, a groove matched with the limiting block 9 is formed in the rectangular seat 14, symmetrical connecting rods 15 penetrate through the rectangular seat 14, symmetrical springs ii 16 are wound on the connecting rods 15, one end of the springs ii 16 are fixedly connected with the rectangular seat 14, the other end of the springs ii are fixedly connected with the inner wall of the movable cavity 13, when the impact force applied to the barrier gate is too large, the limiting block 9 detects out to complete locking, the gate 4 can move towards the driven force under the stress, the rotating force, the rotating shaft 2 can convert the impact force generated by the impact into the parallel movement, and the buffer seat 14, and the impact force can be deformed under the external force, and can be used for buffering function of the impact force, and can be provided for the impact force.

Referring to fig. 1-3 and 5, a containing cavity 17 is formed at the top end of the movable cavity 13, an electromagnet 18 is fixedly connected to the top end of the containing cavity 17, magnetic poles of opposite ends of the electromagnet 18 and the magnet 12 are the same, the electromagnet 18 is long and has a length value of three quarters of the length value of the movable cavity 13, when the spindle 2 performs linear motion, the magnet 12 of the spindle 3 can be always influenced by the electromagnet 18, and extrusion is completed under the mutual exclusion effect, an insulating rod 20 is fixedly connected to the outer side of the top end of the spindle 2, a connecting rod 21 is fixedly connected to the top end of the insulating rod 20, the electromagnet 18 is communicated with a circuit line 19 through the connecting rod 21, the circuit line 19 is a parallel circuit, the circuit line 19 has a plurality of parallel circuits, the circuit line 19 is connected with a power supply and voltage remains unchanged, a space for the connecting rod 21 to move is formed in the base 1, when the spindle 2 performs linear motion under an external force, the insulating rod 20 drives the connecting rod 21 to simultaneously displace, the plurality of lines 19 and the connecting rod 21 to be connected, so that a larger current of the electromagnet 18 is obtained under the condition that the electromagnet 18 magnetism is enhanced, the magnet 12 and the magnetic repulsion force of the magnet 12 is enhanced, the spindle 12, the bottom end of the spindle 2 is increased, the rectangular spring seat, the base, the rectangular force of the spindle 2 is increased, and the spring 13, and the spindle 2 is increased, so that the extrusion force of the spindle 2 is increased, and the spring.

The use method (working principle) of the invention is as follows:

firstly, a barrier is electrified, so that an electromagnet 18 obtains magnetism through a circuit line 19 and a connecting rod 21, the electromagnet 18 and a magnet 12 generate mutual exclusion reaction, a mandrel 3 is pressed down, a spring I10 is compressed, a reducing protrusion 11 and a limiting block 9 are positioned on the same straight line, when a person passes through the barrier, a face recognizer recognizes, after the recognition is successful, a control system controls a motor 22 to rotate forwards or backwards according to the entering and exiting direction, a clamping block 221 drives a rotating shaft 2 to rotate, the rotating shaft 2 and a torsion spring 5 drive the mandrel 3 to rotate through friction force, the mandrel 3 drives a gate plate 4 to rotate, the barrier is opened, the person passes through the barrier at the moment, and after the sensor senses that the person leaves, a control program controls the motor 22 to rotate backwards, and the gate plate 4 is reset to close the barrier;

then, when the shutter 4 is acted by external force, if the shutter 4 is impacted, the shutter 4 rotates towards the stress direction, the mandrel 3 rotates synchronously, the contact point of the reducing protrusion 11 and the limiting block 9 changes, the limiting block 9 extends into the rectangular seat 14, the limiting block 9 locks the relative position of the rotating shaft 2 and the rectangular seat 14, the shutter 4 does not rotate any more, the torsion spring 5 stores force, the elastic plate 8 deforms and stores force, when the external force is overlarge, the shutter 4 which does not rotate moves linearly towards the stress direction, the mandrel 3 pushes the rotating shaft 2 and the rectangular seat 14 to move synchronously, the spring II 16 on one side is compressed, the spring II 16 on the other side is stretched, the clamping block 221 leaves the through groove 202, meanwhile, the insulating rod 20 drives the connecting rod 21 to move synchronously, the circuit wires 19 are communicated with the connecting rod 21, the electromagnet 18 obtains larger current under the premise that the circuit voltage is kept unchanged, the magnetism of the electromagnet 18 is enhanced, the repulsion force of the electromagnet 18 and the magnet 12 is enhanced, the downward force of the magnet 12 is increased, the downward force of the rotating shaft 3 and the rotating shaft 2 and the movable base 14 are fully matched with the spring 16, and the bottom end of the rotating shaft is subjected to friction force buffering;

finally, when the external force is removed, the spring II 16 drives each part to reset, the current obtained by the electromagnet 18 is reduced, the magnetism is reduced, the repulsive force is reduced, meanwhile, the torsion spring 5 drives the mandrel 3 to rotate and reset, the flashboard 4 is reset again and completely closes the gateway, the reducing protrusion 11 rotates and resets at the moment, the deformed elastic plate 8 drives the limiting block 9 to reset, the rotating shaft 2 is no longer locked with the rectangular seat 14, when the gateway is powered off, the electromagnet 18 loses magnetism, the spring I10 drives the mandrel 3 to lift up, the reducing protrusion 11 is staggered with the limiting block 9, the clamping block 221 is separated from the through groove 202, and at the moment, the flashboard 4 is manually pushed to open the gateway.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a face identification is with entry banister based on wisdom community, includes base (1), is located motor (22) of base (1) bottom, its characterized in that: the top end center of the output shaft of the motor (22) is fixedly connected with a clamping block (221), the top end of the output shaft of the motor (22) is movably connected with a rotating shaft (2), a through groove (202) is formed in the bottom end of the rotating shaft (2), the clamping block (221) is clamped in the through groove (202), a buffer cavity (7) is formed in the top and the bottom of the rotating shaft (2), a rotating cavity (6) is formed in the rotating shaft (2), a mandrel (3) is sleeved in the rotating cavity (6) in an inner moving mode, a torsion spring (5) is arranged between the mandrel (3) and the rotating shaft (2), a flashboard (4) is fixedly connected with one end of the mandrel (3), a limiting block (9) is sleeved in the middle of the buffer cavity (7) in a moving mode, a spring I (10) is fixedly connected with the bottom end of the mandrel (3), a boss (11) is fixedly connected with the top end of the top and the bottom of the mandrel (3), a magnet (12) is fixedly connected with the top end of the base (1), a moving cavity (13) is formed by symmetrically connecting the rotating shaft (2) and the inner wall of the rotating shaft (13) and the inner wall of the rotating cavity (2), rectangle seat (14) have been cup jointed in the middle part activity in activity chamber (13), the center of rectangle seat (14) is run through in pivot (2), set up the groove with stopper (9) looks adaptation in rectangle seat (14), run through in rectangle seat (14) and have intercommunication pole (15) of symmetry, the winding has spring II (16) of symmetry on intercommunication pole (15), the one end and the rectangle seat (14) fixed connection of spring II (16), the inner wall fixed connection of the other end and activity chamber (13), the top in activity chamber (13) has been seted up and has been accomodate chamber (17), the top fixedly connected with electro-magnet (18) in accomodating chamber (17), electro-magnet (18) are the same with the looks remote site magnetic pole of magnet (12), the top outside fixedly connected with insulator spindle (2), the top fixedly connected with connecting rod (21) of insulator spindle (20), electro-magnet (18) have circuit line (19) through connecting rod (21) intercommunication.

2. The entrance barrier gate for face recognition based on intelligent community according to claim 1, characterized in that: sector groove (201) have been seted up at the middle part of pivot (2), the angle value of sector groove (201) is thirty degrees, flashboard (4) are located the middle part of sector groove (201), joint piece (221) is the rectangle.

3. The entrance barrier gate for face recognition based on intelligent community according to claim 1, characterized in that: the one end fixedly connected with elastic plate (8) of stopper (9), the bottom of elastic plate (8) and the bottom fixed connection of cushion chamber (7), the bottom of spring I (10) and the bottom fixed connection of the cushion chamber (7) of bottom.

4. The entrance barrier gate for face recognition based on intelligent community according to claim 1, characterized in that: the cross section of the reducing protrusion (11) is oval, the centers of two sides of the reducing protrusion (11) are tangent to the mandrel (3), and the shape of the joint of the limiting block (9) and the reducing protrusion (11) is matched.

5. The entrance barrier gate for face recognition based on intelligent community according to claim 1, characterized in that: the electromagnet (18) is in a long strip shape, and the length value of the electromagnet is three quarters of the length value of the movable cavity (13).

6. The entrance barrier gate for face recognition based on intelligent community according to claim 1, characterized in that: the circuit line (19) is a parallel circuit, the circuit line (19) is provided with a plurality of parallel circuits, the circuit line (19) is connected with a power supply and the voltage is kept unchanged, and a space for connecting rod (21) to move is formed in the base (1).