CN218850852U

CN218850852U - Video monitor based on face recognition

Info

Publication number: CN218850852U
Application number: CN202222055037.7U
Authority: CN
Inventors: 彭小倩
Original assignee: Lanzhou Fangfei Earth Decoration Exhibition Engineering Co ltd
Current assignee: Lanzhou Fangfei Earth Decoration Exhibition Engineering Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-04-11
Anticipated expiration: 2032-08-05

Abstract

The utility model provides a video monitor based on face identification, include: a base plate; the movable frame is fixed on the top of the bottom plate; the top and the bottom of the straight tooth plate are respectively fixed at the top and the bottom of the inner wall of the movable frame; the U-shaped frame is connected to the front face of the straight-tooth plate in a sliding mode, and the front face of the U-shaped frame is fixedly connected with a connecting plate; and the control panel is arranged on the front surface of the connecting plate, and is provided with a camera and a display respectively. The utility model provides a video monitor based on face identification through the rotation of gear, can roll about rolling on the straight-teeth board, through the roll of gear, can drive U type frame up-and-down motion, and then drives control panel up-and-down motion through the connecting plate, carries out altitude mixture control, satisfies not co-altitude crowd's use, has solved because the difference of co-altitude crowd height is great to influence face identification's accuracy.

Description

Video monitor based on face recognition

Technical Field

The utility model relates to a video monitor field especially relates to video monitor based on face identification.

Background

Video monitoring is an important component of a safety precaution system, the monitoring system comprises a front-end camera, a transmission cable and a video monitoring platform, the camera can be divided into a network digital camera and an analog camera and can be used for collecting front-end video image signals, and in recent years, with the rapid development of computers, networks and image processing and transmission technologies, the video monitoring technology is also developed in a long way.

Many places are equipped with monitoring systems for monitoring whether strangers come in and go out, especially places where people gather such as hospitals, districts and schools or some important departments, and the places identify the identities of the persons who come in and go out, so that face recognition is usually performed.

In the correlation technique, when carrying out face identification control through video monitor, because the difference of different crowd's height, in order to satisfy the discernment of different crowds ' people's face, the recognition instrument on the face identification equipment generally satisfies the altitude mixture control function, but the altitude mixture control of current video monitor, generally all with instrument altitude mixture control at first, install, when follow-up high maladaptive crowd that appears uses, need the dismouting, adjust, can't adjust in real time, face identification's accuracy has been reduced.

Therefore, there is a need to provide a video monitor based on face recognition to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a video monitor based on face identification has solved the problem that highly can't carry out real-time adjustment.

In order to solve the technical problem, the utility model provides a video monitor based on face identification includes:

a base plate;

the movable frame is fixed on the top of the bottom plate;

the top and the bottom of the straight tooth plate are respectively fixed at the top and the bottom of the inner wall of the movable frame;

the U-shaped frame is connected to the front face of the straight-tooth plate in a sliding mode, and the front face of the U-shaped frame is fixedly connected with a connecting plate;

the control panel is arranged on the front side of the connecting plate, and a camera and a display are respectively arranged on the control panel;

the gear, gear revolve connect in the inside of U type frame, and the surface of gear and the back meshing of spur rack, and one side fixedly connected with motor of U type frame, the output shaft of motor and the axle center fixed connection of gear.

Preferably, the top of the movable frame is fixedly connected with a control box, and a human face feature extractor, a controller and a database are respectively arranged in the control box.

Preferably, the input end of the controller is respectively connected with the face feature extractor, the controller, the database and the camera, and the output end of the controller is connected with the display.

Preferably, a control switch is fixedly mounted on one side of the movable frame.

Preferably, the front of the connecting plate is fixedly connected with a U-shaped frame, a rotating shaft is rotatably connected between two sides of the inner wall of the U-shaped frame, a driving block is fixedly connected to the outer surface of the rotating shaft, and the driving block is fixed on the back of the control panel.

Preferably, the outer surfaces of the two ends of the rotating shaft are respectively sleeved with an extrusion sleeve, and the two extrusion sleeves are respectively and fixedly connected with the two sides of the inner wall of the U-shaped frame.

Preferably, the outer surface of the rotating shaft is provided with a plurality of strip-shaped anti-slip strips.

Compared with the prior art, the utility model provides a video monitor based on face identification has following beneficial effect:

the utility model provides a video monitor based on face identification through the rotation of gear, can roll about rolling on the straight-teeth board, through the roll of gear, can drive U type frame up-and-down motion, and then drives control panel up-and-down motion through the connecting plate, carries out the altitude mixture control, satisfies co-altitude crowd's use, has solved because co-altitude crowd difference is great to influence face identification's accuracy.

Drawings

Fig. 1 is a schematic structural diagram of a video monitor based on face recognition according to a first embodiment of the present invention;

FIG. 2 is a rear view of the structure of the movable frame shown in FIG. 1;

FIG. 3 is a cross-sectional view of the control box of FIG. 1;

fig. 4 is a schematic structural diagram of a second embodiment of a video monitor based on face recognition according to the present invention;

fig. 5 is a schematic structural view of the U-shaped frame shown in fig. 1.

Reference numbers in the figures: 1. a base plate; 2. a movable frame; 3. a spur plate; 4. a U-shaped frame; 5. a connecting plate; 6. a control panel; 7. a camera; 8. a display; 9. a gear; 10. a motor; 11. a control box; 12. a face feature extractor; 13. a controller; 14. a database; 15. a control switch; 16. a U-shaped frame; 17. a rotating shaft; 18. a drive block; 19. extruding a sleeve; 20. and (4) an anti-slip strip.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Please refer to fig. 1, fig. 2, and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a video monitor based on face recognition according to a first embodiment of the present invention; FIG. 2 is a rear view of the structure of the movable frame shown in FIG. 1; fig. 3 is a structural sectional view of the control box shown in fig. 1. The video monitor based on the face recognition comprises:

a base plate 1;

the movable frame 2 is fixed on the top of the bottom plate 1;

the top and the bottom of the straight-tooth plate 3 are respectively fixed on the top and the bottom of the inner wall of the movable frame 2;

the U-shaped frame 4,U is slidably connected to the front face of the straight-tooth plate 3, and the front face of the U-shaped frame 4 is fixedly connected with the connecting plate 5;

the control panel 6 is arranged on the front surface of the connecting plate 5, and the control panel 6 is respectively provided with a camera 7 and a display 8;

the gear 9 is rotationally connected inside the U-shaped frame 4, the outer surface of the gear 9 is meshed with the back surface of the straight-tooth plate 3, one side of the U-shaped frame 4 is fixedly connected with a motor 10, and an output shaft of the motor 10 is fixedly connected with the axis of the gear 9;

the motor 10 is connected with an external power supply and a control switch 15, is a forward and reverse rotation motor, is arranged by adopting a connection mode and a coding mode in the prior art, and is used for driving the gear 9 to rotate forward and reverse;

through the rotation of gear 9, can roll from top to bottom on straight-teeth plate 3, through the roll of gear 9, can drive U type frame 4 up-and-down motion, and then drive control panel 6 up-and-down motion through connecting plate 5, carry out altitude mixture control, satisfy not co-altitude crowd's use.

The top of the movable frame 2 is fixedly connected with a control box 11, a human face feature extractor 12, a controller 13 and a database 14 are respectively arranged inside the control box 11, the input end of the controller 13 is respectively connected with the human face feature extractor 12, the controller 13, the database 14 and the camera 7, and the output end of the controller 13 is connected with a display 8;

the database 14 stores the face recognition information, so that subsequent face features can be extracted conveniently, the controller 13 controls face recognition, and the camera 7 collects the face recognition information.

A control switch 15 is fixedly arranged on one side of the movable frame 2;

through control switch 15's setting for control motor 10, both adopt prior art's connected mode to connect, convenient to use carries out altitude mixture control to face identification instrument.

The utility model provides a video monitor's theory of operation based on face identification as follows:

when face identification instrument's position is higher or lower, user operation control switch 15 carries out the start-up of motor 10, start through motor 10, can drive gear 9 and carry out positive and negative rotation, rotation through gear 9, can roll about going on the straight-teeth board 3, roll through gear 9, can drive U type frame 4 up-and-down motion, and then drive control panel 6 up-and-down motion through connecting plate 5, carry out altitude mixture control, carry out face identification information acquisition through camera 7 on

control panel

6, 14 internal information in database are drawed to rethread face characteristic extractor 12, contrast, finally accomplish face identification.

Second embodiment

Referring to fig. 4-5, based on the video monitor based on face recognition provided in the first embodiment of the present application, a second embodiment of the present application provides a video monitor based on face recognition. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the video monitor based on face recognition provided by the second embodiment of the present application is different in that the front surface of the connecting plate 5 is fixedly connected with the U-shaped frame 16, the rotating shaft 17 is rotatably connected between two sides of the inner wall of the U-shaped frame 16, the outer surface of the rotating shaft 17 is fixedly connected with the driving block 18, and the driving block 18 is fixed on the back surface of the control panel 6.

The outer surfaces of two ends of the rotating shaft 17 are respectively sleeved with an extrusion sleeve 19, and the two extrusion sleeves 19 are respectively fixedly connected with two sides of the inner wall of the U-shaped frame 16;

adopt axis of rotation 17 to rotate through drive block 18 and connect in the inside of U type frame 16, and then the regulation of the control panel 6 angle of being convenient for satisfies the discernment work of different angles, moreover through the setting of extrusion cover 19 for improve the resistance when axis of rotation 17 is rotatory, and the stability after the rotation, and then improve the stability after the control panel 6 angle is adjusted.

The outer surface of the rotating shaft 17 is provided with a plurality of strip-shaped anti-slip strips 20;

the arrangement of the strip-shaped anti-slip strips 20 is used for improving the friction force of the contact between the extrusion sleeve 19 and the rotating shaft 17, and further improving the resistance of the rotating shaft 17 during rotation.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. Video monitor based on face identification, characterized by that includes:

a base plate (1);

the movable frame (2) is fixed on the top of the bottom plate (1);

the top and the bottom of the straight-tooth plate (3) are respectively fixed at the top and the bottom of the inner wall of the movable frame (2);

the U-shaped frame (4) is connected to the front face of the straight-tooth plate (3) in a sliding mode, and a connecting plate (5) is fixedly connected to the front face of the U-shaped frame (4);

the control panel (6) is arranged on the front surface of the connecting plate (5), and a camera (7) and a display (8) are respectively arranged on the control panel (6);

gear (9), gear (9) rotate connect in the inside of U type frame (4), and the surface of gear (9) and the back meshing of spur rack (3), and one side fixedly connected with motor (10) of U type frame (4), the output shaft of motor (10) and the axle center fixed connection of gear (9).

2. The video monitor based on the face recognition is characterized in that a control box (11) is fixedly connected to the top of the movable frame (2), and a face feature extractor (12), a controller (13) and a database (14) are respectively arranged inside the control box (11).

3. The video monitor based on face recognition according to claim 2, wherein the input end of the controller (13) is connected with the face feature extractor (12), the controller (13), the database (14) and the camera (7), respectively, and the output end of the controller (13) is connected with the display (8).

4. The video monitor based on the human face recognition is characterized in that a control switch (15) is fixedly arranged on one side of the movable frame (2).

5. The video monitor based on the face recognition is characterized in that a U-shaped frame (16) is fixedly connected to the front surface of the connecting plate (5), a rotating shaft (17) is rotatably connected between two sides of the inner wall of the U-shaped frame (16), a driving block (18) is fixedly connected to the outer surface of the rotating shaft (17), and the driving block (18) is fixed to the back surface of the control panel (6).

6. The video monitor based on the face recognition is characterized in that the outer surfaces of the two ends of the rotating shaft (17) are sleeved with the extrusion sleeves (19), and the two extrusion sleeves (19) are respectively and fixedly connected with the two sides of the inner wall of the U-shaped frame (16).

7. The video monitor based on human face recognition according to claim 6, characterized in that the outer surface of the rotating shaft (17) is provided with a plurality of strip-shaped anti-slip strips (20).