Adjustable face recognition access control device

Abstract

The utility model discloses an adjustable face recognition access control device, which relates to the technical field of access control devices and comprises a lifting mechanism, a direction adjusting mechanism is mounted at the top of the lifting mechanism, an access control device is mounted on the surface of the direction adjusting mechanism, and a camera is mounted on the surface of the access control device. The servo motor is started, then the servo motor drives the rotating shaft to rotate, the rotating shaft drives the belt to conduct transmission, the belt drives the double-end rotating shaft to conduct transmission, the double-end rotating shaft drives the transmission belt to rotate, the transmission belt drives the first driving shaft to rotate, and then the first driving shaft drives the second driving shaft to rotate. And then an adjusting block hinged to a second driving shaft is driven to be adjusted front and back, so that a protective cover is driven to be adjusted front and back to a certain angle to shield the access controller to a certain extent, the access controller can be prevented from being irradiated by sunlight, the access controller and a camera are not interfered by the sunlight, and effective face recognition can be carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of access control devices, and in particular to an adjustable face recognition access control device. Background Art

[0002] The access control device is a pedestrian passage management terminal that integrates face recognition, access control, card verification, visitor, video intercom and other functions. It is used in communities, units, and streets. Owners pass through various access control authentication methods such as face recognition, IC / ID card swiping, password, public account, etc., and review visitors by classification registration, voice call, etc., to achieve less-managed management, reduce the workload of gate guards, and reduce costs and increase efficiency;

[0003] At present, publication number CN116959153A discloses a face recognition access control device. When in use, the forehead card slot and the slot on the fixing frame are connected with the bolts. At the same time, the fixing rod and the protrusion on the fixing frame limit and fix the fixing seat, so as to fix the inclination angle of the display screen. The thrust of the reset mechanism limits the fixing rod inside the fixing mouth, so as to avoid the influence caused by the easy shaking of the fixing frame. The fixing seat and the supporting seat move inward synchronously, and the movable seat can be pushed horizontally to the inside of the box, so as to avoid the damage caused by the display screen being exposed outward after the collision.

[0004] In order to solve the problem of the effectiveness of the access control device, the existing technology uses a fixing rod and a protrusion to limit and fix the fixing base, thereby fixing the display screen and protecting the display screen through a box. However, when the access control device performs face recognition, it is inconvenient for different people to enter and exit due to different heights, and it cannot effectively recognize the face when encountering sunlight and rain, which leads to the problem of insufficient effectiveness of face access control recognition. Utility Model Content

[0005] The purpose of the utility model is to provide an adjustable face recognition access control device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] An adjustable face recognition access control device comprises a lifting mechanism, a direction adjustment mechanism is installed on the top of the lifting mechanism, a door access control device is installed on the surface of the direction adjustment mechanism, and a camera is installed on the surface of the door access control device.

[0008] A further improvement of the technical solution of the utility model is that the lifting mechanism includes a lifting frame, the lifting frame is fixedly connected to the bottom of the adjustment mechanism, sliding grooves are provided on both sides of the lifting frame, and sliding bars are slidably connected to the surfaces of the sliding grooves. The lifting frame is limitedly lifted on the fixed frame by the sliding bars, so that the lifting frame can stably perform linear lifting.

[0009] A further improvement of the technical solution of the utility model is that: a fixed frame is fixedly connected to one side of the slide bar, a support plate is fixedly connected to the interior of the fixed frame, a motor is installed at the bottom of the support plate, and when the motor is started, the motor drives the threaded shaft to rotate.

[0010] A further improvement of the technical solution of the utility model is that: the output end of the motor is fixedly connected with a threaded shaft, the surface of the threaded shaft is threadedly connected with a lifting block, the surface of the lifting block is fixedly connected with a connecting block, one end of the connecting block is fixedly connected with a lifting frame, the threaded shaft drives the lifting block to rise and fall on the threaded shaft, and then drives the lifting frame connected to the connecting block to rise and fall.

[0011] A further improvement of the technical solution of the utility model is that the direction adjustment mechanism includes a placement plate, the placement plate is fixedly connected to the top of the lifting mechanism, an adjustment piece is installed on the surface of the placement plate, an adjustment block is hinged on the surface of the adjustment piece, a protective cover is fixedly connected to one side of the adjustment block, a fill light is installed on the surface of the protective cover, and the fill light is used to provide fill light for personnel at night, thereby facilitating face recognition at night.

[0012] A further improvement of the technical solution of the utility model is that the adjusting part includes a servo motor, the servo motor is fixedly connected to the surface of the placement plate, the output end of the servo motor is fixedly connected to a rotating shaft, the surface of the rotating shaft is transmission-connected to a belt, one end of the belt is transmission-connected to a double-headed rotating shaft, the servo motor is started, and the servo motor drives the rotating shaft to rotate, and the rotating shaft drives the belt to transmit.

[0013] A further improvement of the technical solution of the utility model is that: the surface transmission of the double-headed rotating shaft is connected with a transmission belt, the surface transmission of the transmission belt is connected with a first driving shaft, one end of the first driving shaft is fixedly connected with a second driving shaft, and the surface of the second driving shaft is movably connected with a movable plate, the belt drives the double-headed rotating shaft to transmit, the double-headed rotating shaft drives the transmission belt to rotate, and the transmission belt drives the first driving shaft to rotate.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] 1. The utility model provides an adjustable face recognition access control device. When a person needs to enter or exit, the motor is started, and the motor drives the threaded shaft to rotate, and then the threaded shaft drives the lifting block to lift on the threaded shaft, and then drives the lifting frame connected to the connecting block to lift. The lifting frame is limited to lift on the fixed frame through a slide bar, so that the lifting frame can be lifted and lowered stably in a straight line, thereby driving the access control device to lift and lower, so that it can be adjusted to a certain extent according to the height of the person, so that people of different heights can perform face recognition and different people can unlock the access control to enter and exit.

[0016] 2. The utility model provides an adjustable face recognition access control device, which starts a servo motor, and then the servo motor drives the rotating shaft to rotate, the rotating shaft drives the belt to transmit, the belt drives the double-headed rotating shaft to transmit, the double-headed rotating shaft drives the transmission belt to rotate, the transmission belt drives the first drive shaft to rotate, and then the first drive shaft drives the second drive shaft to rotate, and then drives the adjustment block hinged on the second drive shaft to adjust forward and backward, thereby driving the protective cover to adjust forward and backward to a certain angle, and shielding the access control device to a certain extent, thereby preventing sunlight from shining on the access control device, so that the access control device and the camera are not disturbed by sunlight, and effective face recognition can be performed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a structural schematic diagram of the lifting mechanism of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the direction adjustment mechanism of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the adjusting member of the utility model.

[0021] In the figure: 1. lifting mechanism; 10. fixed frame; 11. support plate; 12. motor; 13. threaded shaft; 14. lifting block; 15. connecting block; 16. slide groove; 17. slide bar; 18. lifting frame; 2. direction adjustment mechanism; 20. placement plate; 21. adjustment member; 210. servo motor; 211. rotating shaft; 212. belt; 213. double-headed rotating shaft; 214. transmission belt; 215. first driving shaft; 216. second driving shaft; 217. movable plate; 22. adjustment block; 23. protective cover; 24. fill light; 3. camera; 4. access control device. DETAILED DESCRIPTION

[0022] The present invention is further described in detail below in conjunction with the embodiments: Example 1

[0023] like Figure 1-4 As shown, the utility model provides an adjustable face recognition access control device, including a lifting mechanism 1, a direction adjustment mechanism 2 is installed on the top of the lifting mechanism 1, a door lock 4 is installed on the surface of the direction adjustment mechanism 2, a camera 3 is installed on the surface of the door lock 4, the lifting mechanism 1 includes a lifting frame 18, the lifting frame 18 is fixedly connected to the bottom of the direction adjustment mechanism 2, slide grooves 16 are provided on both sides of the lifting frame 18, a slide bar 17 is slidably connected to the surface of the slide groove 16, a fixed frame 10 is fixedly connected to one side of the slide bar 17, a support plate 11 is fixedly connected to the inside of the fixed frame 10, a motor 12 is installed at the bottom of the support plate 11, a threaded shaft 13 is fixedly connected to the output end of the motor 12, a lifting block 14 is threadedly connected to the surface of the threaded shaft 13, a connecting block 15 is fixedly connected to the surface of the lifting block 14, and one end of the connecting block 15 is fixedly connected to the lifting frame 18;

[0024] Specifically, when people need to enter or exit, the motor 12 is started, and the motor 12 drives the threaded shaft 13 to rotate, and then the threaded shaft 13 drives the lifting block 14 to lift and lower on the threaded shaft 13, and then drives the lifting frame 18 connected to the connecting block 15 to lift and lower. The lifting frame 18 is limited to lift and lower on the fixed frame 10 through the sliding bar 17, so that the lifting frame 18 can stably lift and lower in a straight line, thereby driving the access control device 4 to lift and lower, so that it can be adjusted according to the height of the person, so that people of different heights can be convenient for face recognition.

[0025] Example 2

[0026] like Figure 1-4 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the direction adjustment mechanism 2 includes a placement plate 20, the placement plate 20 is fixedly connected to the top of the lifting mechanism 1, an adjusting member 21 is installed on the surface of the placement plate 20, an adjusting block 22 is hinged on the surface of the adjusting member 21, a protective cover 23 is fixedly connected to one side of the adjusting block 22, a fill light 24 is installed on the surface of the protective cover 23, the adjusting member 21 includes a servo motor 210, the servo motor 210 is fixedly connected to the surface of the placement plate 20, an output end of the servo motor 210 is fixedly connected to a rotating shaft 211, a surface of the rotating shaft 211 is transmission-connected with a belt 212, one end of the belt 212 is transmission-connected with a double-headed rotating shaft 213, the surface of the double-headed rotating shaft 213 is transmission-connected with a transmission belt 214, the surface of the transmission belt 214 is transmission-connected with a first drive shaft 215, one end of the first drive shaft 215 is fixedly connected with a second drive shaft 216, and the surface of the second drive shaft 216 is movably connected with a movable plate 217;

[0027] Specifically, when the angle of sunlight is skewed, the sun will shine on the access control device 4. The sunlight will hinder the camera 3 on the access control device 4 from identifying people entering and leaving. Therefore, the servo motor 210 is started, and the servo motor 210 drives the rotating shaft 211 to rotate, and the rotating shaft 211 drives the belt 212 to transmit, and the belt 212 drives the double-headed rotating shaft 213 to transmit, and the double-headed rotating shaft 213 drives the transmission belt 214 to rotate, and the transmission belt 214 drives the first drive shaft 215 to rotate, and then the first drive shaft 215 drives the second drive shaft 216 to rotate, and then drives the adjustment block 22 hinged on the second drive shaft 216 to adjust forward and backward, thereby driving the protective cover 23 to adjust forward and backward to a certain angle, and shielding the access control device 4 to a certain extent, thereby preventing sunlight from shining on the access control device 4, so that the access control device 4 and the camera 3 are not disturbed by sunlight, and effective face recognition can be performed.

[0028] The following is a detailed description of the working principle of the adjustable face recognition access control device.

[0029] like Figure 1-4 As shown, when a person needs to enter or exit, the motor 12 is started, and the motor 12 drives the threaded shaft 13 to rotate, and then the threaded shaft 13 drives the lifting block 14 to lift on the threaded shaft 13, and then drives the lifting frame 18 connected to the connecting block 15 to lift, and the lifting frame 18 is limited to lift on the fixed frame 10 through the slide bar 17, so that the lifting frame 18 can stably lift in a straight line, thereby driving the access control device 4 to lift, so that it can be adjusted to a certain extent according to the height of the person, so that people of different heights can be convenient for face recognition. When the sun's radiation angle is deviated, the sun will shine on the access control device 4, and the sunlight will prevent the camera 3 on the access control device 4 from identifying the people entering and leaving, so the servo motor is started. 210, then the servo motor 210 drives the rotating shaft 211 to rotate, the rotating shaft 211 drives the belt 212 to transmit, the belt 212 drives the double-headed rotating shaft 213 to transmit, the double-headed rotating shaft 213 drives the transmission belt 214 to rotate, the transmission belt 214 drives the first driving shaft 215 to rotate, then the first driving shaft 215 drives the second driving shaft 216 to rotate, and then drives the adjustment block 22 hinged on the second driving shaft 216 to adjust forward and backward, thereby driving the protective cover 23 to adjust forward and backward to a certain angle, to block the access control device 4 to a certain extent, thereby preventing sunlight from shining on the access control device 4, so that the access control device 4 and the camera 3 are not disturbed by sunlight, and effective face recognition can be performed.

[0030] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. An adjustable face recognition access control device, comprising a lifting mechanism (1), characterized in that: A direction adjustment mechanism (2) is installed on the top of the lifting mechanism (1), a door access control device (4) is installed on the surface of the direction adjustment mechanism (2), and a camera (3) is installed on the surface of the door access control device (4).

2. The adjustable face recognition access control device according to claim 1, characterized in that: The lifting mechanism (1) comprises a lifting frame (18), wherein the lifting frame (18) is fixedly connected to the bottom of the direction adjustment mechanism (2), and sliding grooves (16) are provided on both sides of the lifting frame (18), and the surfaces of the sliding grooves (16) are slidably connected to sliding bars (17).

3. The adjustable face recognition access control device according to claim 2, characterized in that: A fixed frame (10) is fixedly connected to one side of the slide bar (17), a support plate (11) is fixedly connected to the interior of the fixed frame (10), and a motor (12) is installed at the bottom of the support plate (11).

4. The adjustable face recognition access control device according to claim 3, characterized in that: The output end of the motor (12) is fixedly connected to a threaded shaft (13), the surface of the threaded shaft (13) is threadedly connected to a lifting block (14), the surface of the lifting block (14) is fixedly connected to a connecting block (15), and one end of the connecting block (15) is fixedly connected to a lifting frame (18).

5. The adjustable face recognition access control device according to claim 1, characterized in that: The direction adjustment mechanism (2) comprises a placement plate (20), the placement plate (20) being fixedly connected to the top of the lifting mechanism (1), an adjustment member (21) being mounted on the surface of the placement plate (20), an adjustment block (22) being hingedly connected to the surface of the adjustment member (21), a protective cover (23) being fixedly connected to one side of the adjustment block (22), and a fill light (24) being mounted on the surface of the protective cover (23).

6. The adjustable face recognition access control device according to claim 5, characterized in that: The adjusting member (21) comprises a servo motor (210), the servo motor (210) being fixedly connected to the surface of the placement plate (20), the output end of the servo motor (210) being fixedly connected to a rotating shaft (211), the surface of the rotating shaft (211) being transmission-connected to a belt (212), and one end of the belt (212) being transmission-connected to a double-headed rotating shaft (213).

7. The adjustable face recognition access control device according to claim 6, characterized in that: The surface of the double-headed rotating shaft (213) is connected to a transmission belt (214), the surface of the transmission belt (214) is connected to a first driving shaft (215), one end of the first driving shaft (215) is fixedly connected to a second driving shaft (216), and the surface of the second driving shaft (216) is movably connected to a movable plate (217).

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