CN215495043U

CN215495043U - Face recognition device with automatic regulating function

Info

Publication number: CN215495043U
Application number: CN202120554074.5U
Authority: CN
Inventors: 章静; 王仕兵
Original assignee: Nanjing Yuhui Intelligent Technology Co ltd
Current assignee: Nanjing Yuhui Intelligent Technology Co ltd
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2022-01-11
Anticipated expiration: 2031-03-18

Abstract

The utility model discloses a face recognition device with an automatic adjusting function, which comprises a bottom plate, a first fixing frame, a rotating rod and a fixing box, wherein the first fixing frame is fixed at the top end of the bottom plate, a rotating mechanism is arranged at the top end of an inner cavity of the first fixing frame, and the rotating mechanism comprises a micro motor, a first gear and a second gear. According to the utility model, the micro motor is arranged, the first gear is driven to rotate through the output shaft of the micro motor, and the first gear drives the second gear to rotate, so that the rotating rod can be rotated, the rotating rod drives the fixing box to rotate, the angle of the fixing box is further regulated left and right, the electric roller drives the third gear to rotate, the toothed bar is further moved up and down, the angle of the fixing box can be regulated up and down while the toothed bar moves up and down, and therefore, when the face recognition cannot be carried out due to the angle problem, the whole device does not need to be manually regulated in position.

Description

Face recognition device with automatic regulating function

Technical Field

The utility model relates to the field of face recognition, in particular to a face recognition device with an automatic adjusting function.

Background

The face recognition is a biological recognition technology for carrying out identity recognition based on face feature information of people, and the existing face recognition device has the following problems;

1. generally, the angle of the device cannot be automatically adjusted, and when the human face cannot be identified due to the angle problem, the position of the whole device needs to be manually adjusted, which is troublesome;

2. most face recognition devices do not adjust the illumination brightness of the surrounding environment in the face recognition process, so that the success rate of face recognition may be reduced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a face recognition device with an automatic adjustment function, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a face recognition device with an automatic adjustment function comprises a bottom plate, a first fixing frame, a rotary rod and a fixing box, wherein the first fixing frame is fixed at the top end of the bottom plate, the bottom end of the rotary rod rotatably penetrates through the first fixing frame and is rotatably inserted in the middle of the top end of the bottom plate, a rotating mechanism is arranged at the top end of an inner cavity of the first fixing frame and comprises a micro motor, a first gear and a second gear, the fixing box is hinged with the top end of the rotary rod through a first movable joint hinge, a fixing plate is fixedly arranged on one side of the fixing box, the fixing box is hollow inside, a face recognition device is fixedly arranged on one side of the fixing plate and is positioned inside the fixing box, a photosensitive sensor is fixedly arranged at one end of the top of the fixing box, an infrared sensor is fixedly arranged at one end of the bottom of the fixing box, and an illumination mechanism is arranged at the top end of the inner cavity of the fixing box, illuminating mechanism includes lamp shade, LED fluorescent tube and clear glass board, the fixed PLC controller that is equipped with in one side of fixed plate, the bottom of fixed plate one side is provided with angle adjusting mechanism, angle adjusting mechanism includes the fixed frame of second movable joint hinge, ratch, second, third gear, electronic running roller and spring, the fixed rechargeable battery that is equipped with of middle part of bottom plate bottom of inlaying, four edges and corners of bottom plate bottom all fix and are equipped with the service brake universal wheel.

Preferably, the one end at first fixed frame inner chamber top is fixed to micro motor, the tip at fixed box output shaft is established to the fixed cover of first gear, the fixed cover of second gear is established at the surface at rotary rod middle part, the second gear is connected with first gear engagement.

Preferably, the lampshade is fixedly embedded at the top end of the inner cavity of the fixing box, the LED lamp tubes are fixed inside the LED lamp tubes side by side, and the transparent glass plate is fixed at the bottom end of the inner cavity of the LED lamp tubes.

Preferably, the ratch is located one side of rotary rod, the top of ratch is articulated with the fixed plate through second swing hinge, the top in rotary rod one side is fixed to the fixed frame of second, the both ends of electronic running roller and the both sides fixed connection of the fixed frame inner chamber of second, the fixed cover of third gear is established at the surface of electronic running roller, the third gear is connected with the ratch meshing, the both ends of spring respectively with the bottom of ratch one side and one side fixed connection of rotary rod.

Preferably, the bottom end of the inner cavity of the fixing box is fixedly embedded with a light reflection plate, four corners of one side of the fixing plate are fixedly provided with bolts, and the four bolts penetrate through the fixing plate in a threaded manner and are fixedly connected with the four corners of one side of the fixing box respectively.

Preferably, PLC controller and rechargeable battery electric connection, the output electric connection of micro motor and PLC controller, the output electric connection of face identification equipment and PLC controller, the input electric connection of photosensitive sensor and PLC controller, the input electric connection of infrared inductor and PLC controller, the output electric connection of electronic running roller and PLC controller.

Compared with the prior art, the utility model has the beneficial effects that:

1. the micro motor is arranged, the first gear is driven to rotate through the output shaft of the micro motor, the first gear drives the second gear to rotate, the rotating rod can rotate, the rotating rod drives the fixing box to rotate, the angle of the fixing box is adjusted left and right, the electric roller drives the third gear to rotate, the toothed bar is moved up and down, the angle of the fixing box can be adjusted up and down while the toothed bar moves up and down, and therefore when face recognition cannot be performed due to the angle problem, manual position adjustment of the whole device is not needed;

2. through photosensitive sensor, photosensitive sensor can monitor the luminance of surrounding environment and feed back data to the PLC controller, the PLC controller can control the LED fluorescent tube and begin work, can increase the luminance of surrounding environment when face identification through the LED fluorescent tube, the light reflex plate that is equipped with simultaneously at fixed box inner chamber bottom can reflect the luminance of LED fluorescent tube, thereby increase illumination area, like this at face identification's in-process, can adjust according to the luminance of automatically carrying out the illumination luminance of surrounding environment, thereby improve face identification's success rate.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged cross-sectional view of A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged cross-sectional view of B in FIG. 2 according to the present invention;

in the figure: 1. a base plate; 2. a first fixed frame; 3. rotating the rod; 4. a fixing box; 5. a micro motor; 6. a first gear; 7. a second gear; 8. a first articulation hinge; 9. a fixing plate; 10. a face recognition device; 11. a photosensitive sensor; 12. an infrared sensor; 13. a lamp shade; 14. an LED lamp tube; 15. a transparent glass plate; 16. a PLC controller; 17. a second articulation hinge; 18. a rack bar; 19. a second fixed frame; 20. a third gear; 21. an electric roller; 22. a spring; 23. a lamp reflector; 24. a bolt; 25. a rechargeable battery; 26. foot brake universal wheel.

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. 1-4, the present invention provides a technical solution: a face recognition device with an automatic adjustment function comprises a bottom plate 1, a first fixing frame 2, a rotating rod 3 and a fixing box 4, wherein the first fixing frame 2 is fixed at the top end of the bottom plate 1, the bottom end of the rotating rod 3 rotatably penetrates through the first fixing frame 2 and is rotatably inserted in the middle of the top end of the bottom plate 1, a rotating mechanism is arranged at the top end of an inner cavity of the first fixing frame 2 and comprises a micro motor 5, a first gear 6 and a second gear 7, the fixing box 4 is hinged with the top end of the rotating rod 3 through a first movable joint hinge 8, a fixing plate 9 is fixedly arranged on one side of the fixing box 4, the fixing box 4 is hollow, a face recognition device 10 is fixedly arranged on one side of the fixing plate 9, the face recognition device 10 is positioned in the fixing box 4, a photosensitive sensor 11 is fixedly arranged at one end of the top of the fixing box 4, an infrared sensor 12 is fixedly arranged at one end of the bottom of the fixing box 4, the top of 4 inner chambers of fixed box is provided with lighting mechanism, lighting mechanism includes lamp shade 13, LED fluorescent tube 14 and clear glass board 15, the fixed PLC controller 16 that is equipped with in one side of fixed plate 9, the bottom of fixed plate 9 one side is provided with angle adjusting mechanism, angle adjusting mechanism includes second swing hinge 17, ratch 18, the fixed frame 19 of second, third gear 20, electronic running roller 21 and spring 22, the fixed rechargeable battery 25 that inlays in middle part of 1 bottom of bottom plate, four edges and corners of 1 bottom of bottom plate all fix and are equipped with the service universal wheel 26 of stopping.

As an embodiment of the present invention, the micro motor 5 is fixed at one end of the top of the inner cavity of the first fixing frame 2, the first gear 6 is fixedly sleeved on the end of the output shaft of the fixing box 4, the second gear 7 is fixedly sleeved on the outer surface of the middle part of the rotating rod 3, the second gear 7 is meshed with the first gear 6, the output shaft of the micro motor 5 drives the first gear 6 to rotate, and the first gear 6 drives the second gear 7 to rotate, so that the rotating rod 3 can be rotated.

As an embodiment of the utility model, the lampshade 13 is fixedly embedded at the top end of the inner cavity of the fixed box 4, a plurality of LED lamp tubes 14 are arranged, the LED lamp tubes 14 are fixed in the LED lamp tubes 14 side by side, the transparent glass plate 15 is fixed at the bottom end of the inner cavity of the LED lamp tubes 14, the lampshade 13 can be used for fixing the LED lamp tubes 14, and the LED lamp tubes 14 can be used for increasing the surrounding brightness during face recognition.

As an embodiment of the utility model, a rack bar 18 is positioned at one side of a rotating rod 3, the top end of the rack bar 18 is hinged with a fixed plate 9 through a second swing hinge 17, a second fixed frame 19 is fixed at the top of one side of the rotating rod 3, two ends of a motor-driven roller 21 are fixedly connected with two sides of an inner cavity of the second fixed frame 19, a third gear 20 is fixedly sleeved on the outer surface of the motor-driven roller 21, the third gear 20 is meshed with the rack bar 18, two ends of a spring 22 are respectively fixedly connected with the bottom end of one side of the rack bar 18 and one side of the rotating rod 3, the motor-driven roller 21 drives the third gear 20 to rotate, and the motor-driven roller 21 is meshed with the rack bar 18, so that the rack bar 18 can move up and down, the rack bar 18 can adjust the fixed plate 9 and the fixed box 4 up and down while moving up and down, the rack bar 18 is provided with an elastic force, so that the rack bar 18 can be limited, while also allowing tighter meshing of the toothed bar 18 with the third gear 20.

As an embodiment of the present invention, a light reflection plate 23 is fixedly embedded at the bottom end of the inner cavity of the fixing box 4, bolts 24 are fixedly arranged at four corners of one side of the fixing plate 9, the four bolts 24 penetrate through the fixing plate 9 in a threaded manner and are respectively fixedly connected with the four corners of one side of the fixing box 4, the light reflection plate 23 is arranged to reflect the light of the LED lamp 14, and the bolts 24 are arranged to fix the fixing plate 9 and the fixing box 4.

As an embodiment of the present invention, the PLC controller 16 is electrically connected to the rechargeable battery 25, the micro motor 5 is electrically connected to an output terminal of the PLC controller 16, the face recognition device 10 is electrically connected to an output terminal of the PLC controller 16, the photosensitive sensor 11 is electrically connected to an input terminal of the PLC controller 16, the infrared sensor 12 is electrically connected to an input terminal of the PLC controller 16, and the motorized roller 21 is electrically connected to an output terminal of the PLC controller 16.

The working principle is as follows: moving the device to a working position, stepping down a foot brake of the PLC controller 16 to fix the device, then opening the PLC controller 16, wherein the PLC controller 16 is preferably FX1S-10 type, setting a light sensing interval value of the photosensitive sensor 11 on the PLC controller 16, the photosensitive sensor 11 is preferably LXD/GB3-A1EL-1 type, when a person passes by the device, the infrared sensor 12 senses that a human body approaches the device, the infrared sensor 12 is preferably SHD-DS30C4 type, the infrared sensor 12 feeds data back to the PLC controller 16, at the moment, the PLC controller 16 controls the face recognition device 10 to start working and carries out portrait recognition through the face recognition device 10, meanwhile, the PLC controller 16 controls the micro motor 5 and the electric roller 21 to start working, the micro motor 5 is preferably ZGB37RG type, the electric roller 21 is preferably TDY75 type, the output shaft of the micro motor 5 drives the first gear 6 to rotate, and the first gear 6 drives the second gear 7 to rotate, so that the rotating rod 3 can be rotated, the rotating rod 3 drives the fixing box 4 to rotate, and further the angle of the fixing box 4 is adjusted left and right, and meanwhile, the electric roller 21 drives the third gear 20 to rotate, and further the rack 18 moves up and down, and the rack 18 can adjust the angle of the fixing box 4 up and down while moving up and down, so that when the human face recognition cannot be performed due to the angle problem, the whole device does not need to be adjusted manually, and meanwhile, the photosensitive sensor 11 can monitor the brightness of the surrounding environment and feed the data back to the PLC controller 16, when the data value received by the PLC controller 16 reaches an interval value, the PLC controller 16 controls the LED lamp tube 14 to start working, and the LED lamp tube 14 increases the brightness of the surrounding environment during the human face recognition, meanwhile, the light reflection plate 23 arranged at the bottom end of the inner cavity of the fixing box 4 can reflect the brightness of the LED lamp tube 14, so that the illumination area is increased, and in the face recognition process, the illumination brightness can be automatically adjusted according to the brightness of the surrounding environment, so that the success rate of face recognition is improved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a face recognition device with automatically regulated function, includes bottom plate (1), first fixed frame (2), rotary rod (3) and fixed box (4), its characterized in that, the top at bottom plate (1) is fixed in first fixed frame (2), the bottom rotation of rotary rod (3) runs through first fixed frame (2) and rotatory middle part of pegging graft on bottom plate (1) top, the top of first fixed frame (2) inner chamber is provided with rotary mechanism, rotary mechanism includes micro motor (5), first gear (6) and second gear (7), fixed box (4) are articulated through the top of first swing joint hinge (8) with rotary rod (3), fixed plate (9) are equipped with to one side of fixed box (4), the inside cavity of fixed box (4), one side of fixed plate (9) is fixed and is equipped with face identification equipment (10) just face identification equipment (10) are located the inside of fixed box (4) One end of the top of the fixed box (4) is fixedly provided with a photosensitive sensor (11), an infrared sensor (12) is fixedly arranged at one end of the bottom of the fixed box (4), the top end of the inner cavity of the fixed box (4) is provided with an illuminating mechanism, the illuminating mechanism comprises a lampshade (13), an LED lamp tube (14) and a transparent glass plate (15), a PLC (programmable logic controller) (16) is fixedly arranged on one side of the fixed plate (9), an angle adjusting mechanism is arranged at the bottom end of one side of the fixed plate (9), the angle adjusting mechanism comprises a second movable joint hinge (17), a toothed bar (18), a second fixed frame (19), a third gear (20), an electric roller (21) and a spring (22), a rechargeable battery (25) is fixedly embedded in the middle of the bottom end of the bottom plate (1), four corners of bottom plate (1) bottom all are fixed and are equipped with service brake universal wheel (26).

2. The face recognition device with automatic adjustment function of claim 1, wherein: micro motor (5) are fixed in the one end at first fixed frame (2) inner chamber top, the tip at fixed box (4) output shaft is established to first gear (6) fixed cover, the surface at rotary rod (3) middle part is established to second gear (7) fixed cover, second gear (7) are connected with first gear (6) meshing.

3. The face recognition device with automatic adjustment function of claim 1, wherein: the LED lamp tube is characterized in that the lampshade (13) is fixedly embedded at the top end of the inner cavity of the fixed box (4), the LED lamp tube (14) is provided with a plurality of LED lamp tubes (14), the LED lamp tubes (14) are fixed inside the LED lamp tubes (14) side by side, and the transparent glass plate (15) is fixed at the bottom end of the inner cavity of the LED lamp tubes (14).

4. The face recognition device with automatic adjustment function of claim 1, wherein: tooth bar (18) are located one side of rotary rod (3), the top of tooth bar (18) is articulated with fixed plate (9) through second swing hinge (17), the top in rotary rod (3) one side is fixed in the fixed frame of second (19), the both ends of electronic running roller (21) and the both sides fixed connection of the fixed frame of second (19) inner chamber, the surface at electronic running roller (21) is established to fixed cover in third gear (20), third gear (20) are connected with tooth bar (18) meshing, the both ends of spring (22) respectively with the bottom of tooth bar (18) one side and one side fixed connection of rotary rod (3).

5. The face recognition device with automatic adjustment function of claim 1, wherein: the bottom end of the inner cavity of the fixed box (4) is fixedly embedded with a light reflection plate (23), four corners of one side of the fixed plate (9) are fixedly provided with bolts (24), and the four bolts (24) penetrate through the fixed plate (9) in a threaded manner and are fixedly connected with the four corners of one side of the fixed box (4) respectively.

6. The face recognition device with automatic adjustment function of claim 1, wherein: PLC controller (16) and rechargeable battery (25) electric connection, the output electric connection of micro motor (5) and PLC controller (16), the output electric connection of face identification equipment (10) and PLC controller (16), the input electric connection of photosensitive sensor (11) and PLC controller (16), the input electric connection of infrared inductor (12) and PLC controller (16), the output electric connection of electronic running roller (21) and PLC controller (16).