A face recognition security inspection device based on the Internet of Things

Abstract

The embodiment of the present application provides a face recognition security inspection device based on the Internet of Things, which relates to the field of security inspection technology. The face recognition security inspection device based on the Internet of Things includes: a gate seat and a face recognition component; an observation window is embedded in the upper end of the gate seat, a support seat is installed in the gate seat, and an angle adjustment mechanism is installed on the surface of the support seat; the face recognition component includes a fixed identifier and a tracking identifier, the fixed identifier is installed on the lower surface of the observation window, and the tracking identifier is installed on the movable end of the angle adjustment mechanism. The tracking identifier immediately tracks and captures, and the entire identification process is realized before the person walks to the entrance of the gate seat, so that the person can quickly pass through the gate without waiting for identification verification and adjustment operations. It is simple and fast, and there is no contact with the gate seat, which avoids the transmission of bacteria and viruses and improves the work efficiency of face recognition security inspection.

Description

Technical Field

[0001] The present application relates to the field of security inspection, and in particular, to a face recognition security inspection device based on the Internet of Things. Background Art

[0002] At present, most of the entrances and exits of many office buildings, residential areas and scenic spots will be equipped with channel gates for security checks, and remote face recognition will be realized by combining the Internet of Things. By photographing and storing faces, facial information will be recognized, information will be processed, and face information will be compared; channel gates, also known as speed gates, are mainly combined with access control, visitor, ticket inspection systems and other one-card systems. It is an entrance and exit management device used for entrance and exit management. Channel gates can be divided into three-roller gates, swing gates, wing gates, translation gates, rotating gates, etc. according to the different blocking bodies and blocking methods. According to the use environment, there are indoor channel gates and outdoor channel gates;

[0003] Publication (announcement) number: CN219571459U, Publication (announcement) date: 2023-08-22, discloses a security channel gate based on face recognition, which belongs to the technical field of channel gates, including a gate seat, the inner wall of the gate seat is rotatably connected with a gate plate through a rotating shaft, the top surface of the gate seat is fixedly connected with a fixing seat, the top surface of the fixing seat is provided with a mounting seat, the outer surface of the mounting seat is provided with a mounting groove, and a limiting mechanism is provided between the fixing seat and the mounting seat; the mounting seat is rotated along the top surface of the fixing seat through a connecting head and a connecting groove to adjust the angle of the mounting seat, and the angle of the mounting seat can be limited under the coordinated use of the limiting rubber strip and the limiting groove, so that the mounting seat can be used stably, and when the user toggles the dial plate under the action of the adjustment mechanism, the angle of the mounting frame can be driven to adjust, so that the angle of the display screen and the identifier can be adjusted;

[0004] The above-mentioned prior art solutions have the following defects: the user needs to turn the dial to adjust the use, which is cumbersome, inconvenient and inefficient. Summary of the invention

[0005] The present application aims to solve at least one of the technical problems existing in the prior art. To this end, the present application proposes a face recognition security inspection device based on the Internet of Things, in which a tracking identifier tracks and captures a person, and the entire process of identification is realized before the person walks to the gate seat entrance, so that the person can quickly pass through the gate without waiting for identification verification and adjustment operations. It is simple and fast, and there is no contact with the gate seat, which avoids the transmission of bacteria and viruses and improves the work efficiency of face recognition security inspection.

[0006] The face recognition security inspection device based on the Internet of Things according to the embodiment of the present application includes: a gate seat and a face recognition component;

[0007] An observation window is embedded in the upper end of the gate seat, a support seat is installed in the gate seat, and an angle adjustment mechanism is installed on the surface of the support seat; the face recognition component includes a fixed identifier and a tracking identifier, the fixed identifier is installed on the lower surface of the observation window, and the tracking identifier is installed on the movable end of the angle adjustment mechanism.

[0008] According to the face recognition security inspection device based on the Internet of Things in the embodiment of the present application, the fixed identifier is installed on the lower surface of the observation window, and the outside is photographed and identified through the observation window. The tracking identifier is installed at the movable end of the angle adjustment mechanism, and the angle is adjusted through the angle adjustment mechanism to meet the required shooting position angle. Through the angle adjustment, the light angle when shooting reflections can also be avoided, and a position with good light can be selected for shooting and identification, which makes the identification more efficient; the fixed identifier and the tracking identifier are combined into a face recognition component, and the fixed identifier has the function of collecting and identifying images of specific positions such as the entrance of the gate seat, and can also track and capture multiple faces through the set tracking identifier, which expands the recognition range and improves the recognition effect. When a person enters the recognition range of the tracking identifier, the tracking identifier immediately tracks and captures, and the entire outflow of identification is realized before the person walks to the entrance of the gate seat, so that the person can quickly pass through the gate without waiting for identification verification and adjustment operations. It is simple and fast, and there is no contact with the gate seat, which avoids the transmission of bacteria and viruses, improves the work efficiency of face recognition security inspection, has a simple structure, few installation processes, and strong applicability.

[0009] In addition, the face recognition security inspection device based on the Internet of Things according to the embodiment of the present application also has the following additional technical features:

[0010] In a preferred embodiment of the present invention, the gate seat is hollow with a receiving groove, the support seat is arranged in the receiving groove, the observation window is inclined, and the inner wall of the gate seat is rotatably connected to the gate plate via a rotating shaft.

[0011] In a preferred embodiment of the present invention, a driver is installed in the gate seat, the inner wall of the gate seat is connected to the rotating shaft of the gate plate and is transmission-connected to the driver, and the fixed identifier and the tracking identifier are both image acquisition devices.

[0012] In a preferred embodiment of the present invention, a rotating mechanism is installed on the surface of the support seat, and the angle adjustment mechanism is installed on the rotating mechanism. The tracking and recognition device is provided with a face tracking function by cooperating with the angle adjustment mechanism.

[0013] In a preferred embodiment of the present invention, the angle adjustment mechanism comprises

[0014] A bracket, the lower end of which is fixedly connected to the rotating mechanism;

[0015] A mounting seat, one end of which is rotatably connected to the bracket, and the tracking identifier is fixedly mounted on the surface of the mounting seat;

[0016] A first motor is used to drive the mounting base to rotate around the upper end of the bracket.

[0017] In a preferred embodiment of the present invention, a worm gear is rotatably mounted on the upper end of the bracket via a rotating shaft, a worm is coaxially fixed to the driving shaft of the first motor, the worm gear is meshed with the worm, one end of the mounting seat is fixedly connected to the worm gear, and the first motor is fixedly connected to the bracket.

[0018] In a preferred embodiment of the present invention, a clamp is provided on the surface of the mounting seat, and the tracking identifier is detachably fixed to the surface of the mounting seat through the clamp. An infrared sensor is installed on the surface of the mounting seat to sense the position of the person and adjust the angle for shooting.

[0019] In a preferred embodiment of the present invention, a fill light is provided on one side of the tracking identifier, and the irradiation direction of the fill light is parallel to the identification direction of the tracking identifier. An acoustic wave sensor is installed at one end of the mounting base to locate the position of a person in cooperation with the acoustic wave sensor. The installed photosensitive sensor is connected to the fill light wire, and the fill light is used to perform fill light operation in insufficient light conditions.

[0020] In a preferred embodiment of the present invention, the rotating mechanism comprises

[0021] A turntable rotatably connected to the support seat, wherein the turntable is embedded on the surface of the support seat;

[0022] A second motor is used for driving the turntable to rotate, and the second motor is fixedly mounted on the surface of the support seat.

[0023] In a preferred embodiment of the present invention, a gear is coaxially fixed to the driving shaft of the second motor, the turntable is a circular disk, and a tooth groove is provided on the circumferential surface of the circular disk, the gear meshes with the tooth groove, and the lower end of the bracket is fixedly connected to the turntable.

[0024] The tracking identifier is affected by the height and the surrounding environment during the angle adjustment process, and there are blind spots and many obstacles in the shooting. For this reason, the following is a specific implementation plan of the face recognition security inspection device based on the Internet of Things according to the present application with reference to the accompanying drawings:

[0025] In a preferred embodiment of the present invention, the support seat is slidably disposed in a hollow receiving groove of the gate seat, a lifting mechanism for driving the support seat to move up and down is installed in the gate seat, and an opening groove for the tracking identifier to extend out is provided on the top of the gate seat.

[0026] In a preferred embodiment of the present invention, the lifting mechanism comprises

[0027] A screw rod is arranged in the receiving groove, the screw rod is rotatably connected to the gate seat, and the support seat is threadedly connected to the screw rod;

[0028] A forward and reverse motor is used to drive the screw to rotate forward and reversely, and the forward and reverse motor is fixedly connected to the gate seat.

[0029] The support seat is slidably arranged in the hollow receiving groove of the gate seat, and a lifting mechanism for driving the support seat to move up and down is installed in the gate seat. The lifting mechanism is controlled to drive the support seat to move upward, so that the tracking identifier passes through the opening groove on the top of the gate seat, thereby improving the shooting position and reducing the blind angle of shooting. At the same time, it also reduces the obstruction of obstacles, so that the tracking identifier can shoot and identify in an all-round 360-degree without blind angles, thereby improving the recognition accuracy and reducing the possibility of missing shots.

[0030] Specifically, the screw rod disposed in the receiving groove is rotatably connected to the gate seat, and the support seat is threadedly connected to the screw rod; a forward and reverse motor for driving the screw rod to rotate forward and reverse drives the screw rod to rotate, thereby realizing the adjustment operation.

[0031] In a preferred embodiment of the present invention, a bearing seat is fixedly installed on the inner wall of the hollow accommodating groove of the gate seat, the end of the screw is rotatably inserted into the bearing seat through a bearing, and the axial direction of the screw is arranged parallel to the sliding direction of the support seat.

[0032] In a preferred embodiment of the present invention, a threaded sleeve is installed at one end of the support seat, the screw thread passes through the threaded sleeve, and a reinforcing rib is provided between the lower surface of the support seat and the threaded sleeve.

[0033] After the tracking identifier rises and extends out of the gate seat, it may collide with other objects and may be covered by dust in the environment, causing the detection end to not be used normally. For this reason, the following is a specific implementation plan of the face recognition security inspection device based on the Internet of Things according to the present application with reference to the accompanying drawings:

[0034] In a preferred embodiment of the present invention, the support seat surface is covered with a transparent cover, the tracking identifier is arranged in the transparent cover, the transparent cover slides through the open groove opened on the top of the gate seat, the lower end surface of the open groove is provided with bristles, and the bristles are arranged in a circle along the open groove.

[0035] In a preferred embodiment of the present invention, the lower end is detachably connected to the support seat via bolts; the threaded sleeve is connected to the support seat via a buffer structure, and the buffer structure may be a damper or an elastic member.

[0036] A transparent cover is provided on the surface of the support seat, and the tracking identifier is arranged in the transparent cover. An additional transparent cover is provided to prevent external dust and debris from adhering to the detection head of the tracking identifier, while avoiding collision between the external object and the tracking identifier to protect the tracking identifier. The transparent cover slides through the opening groove on the top of the gate seat and can be moved down into the gate seat. It can be retracted when not in use to protect the transparent cover. Bristles are provided on the lower end surface of the opening groove, and the bristles are arranged in a circle along the opening groove. The arranged bristles clean the outer wall of the transparent cover during the lifting process of the transparent cover to ensure that the surface of the transparent cover is clean and dust-free, thereby reducing the impact of dust adhesion on detection and identification.

[0037] Among them, the lower end is detachably connected with bolts, which is convenient for replacement and maintenance of the transparent cover; the threaded sleeve and the support seat are connected by a buffer structure, which plays a buffering and protective role for the tracking identifier during the lifting process, prevents impact damage, prolongs the service life and reduces maintenance costs.

[0038] Additional aspects and advantages of the present application will be given in part in the description below, and in part will become apparent from the description below, or will be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0040] Figure 1 It is a schematic diagram of the three-dimensional structure of a face recognition security inspection device based on the Internet of Things provided in an embodiment of the present application;

[0041] Figure 2 A schematic diagram of the internal structure of the gate seat provided in the embodiment of the present application;

[0042] Figure 3 A schematic diagram of the three-dimensional structure of a tracking identifier provided in an embodiment of the present application;

[0043] Figure 4 A schematic diagram of the three-dimensional structure of the rotating mechanism provided in the embodiment of the present application;

[0044] Figure 5 A schematic diagram of the three-dimensional structure of a support base provided in an embodiment of the present application;

[0045] Figure 6 A schematic diagram of the three-dimensional structure of the lifting mechanism provided in the embodiment of the present application;

[0046] Figure 7A schematic diagram of the three-dimensional structure of the transparent cover installation position provided in the embodiment of the present application;

[0047] Figure 8 A schematic diagram of the three-dimensional structure of the connection between the screw and the threaded sleeve provided in an embodiment of the present application.

[0048] In the figure: 100, gate seat; 101, observation window; 102, gate plate; 110, support seat; 111, transparent cover; 130, rotating mechanism; 131, turntable; 133, second motor; 150, lifting mechanism; 151, forward and reverse motor; 153, screw; 155, threaded sleeve; 300, face recognition component; 310, fixed identifier; 330, tracking identifier; 500, angle adjustment mechanism; 510, bracket; 530, mounting seat; 531, clamp; 533, infrared sensor; 535, acoustic sensor; 550, first motor. DETAILED DESCRIPTION

[0049] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0050] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0051] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0052] In the description of the present invention, it should be understood that the orientations or positional relationships indicated by terms such as "bottom", "one end", "top", "center position", "other end", "upper", "one side", "top", "inside", "front", "center", "two ends", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation; at the same time, unless otherwise clearly specified and limited, terms such as "snapping", "plugging", "welding", "installation", "setting", "interference fit", "screw connection", "pin connection", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0053] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0054] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0055] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0056] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0057] The following describes a face recognition security inspection device based on the Internet of Things according to an embodiment of the present application with reference to the accompanying drawings;

[0058] like Figure 1-Figure 8 As shown, the face recognition security inspection device based on the Internet of Things according to the embodiment of the present application includes: a gate seat 100 and a face recognition component 300;

[0059] An observation window 101 is embedded at the upper end of the gate seat 100, a support seat 110 is installed inside the gate seat 100, and an angle adjustment mechanism 500 is installed on the surface of the support seat 110; the face recognition component 300 includes a fixed identifier 310 and a tracking identifier 330, the fixed identifier 310 is installed on the lower surface of the observation window 101, and the tracking identifier 330 is installed on the movable end of the angle adjustment mechanism 500;

[0060] The fixed identifier 310 is installed on the lower surface of the observation window 101, and the outside is photographed and identified through the observation window 101. The tracking identifier 330 is installed on the movable end of the angle adjustment mechanism 500, and the angle is adjusted by the angle adjustment mechanism 500 to meet the required shooting position angle. Through the angle adjustment, the light angle when shooting reflection can be avoided, and the position with good light can be selected for shooting and identification, which is more efficient. The fixed identifier 310 and the tracking identifier 330 are combined into a face recognition component 300. The fixed identifier 310 has the function of performing face recognition on a specific position such as the entrance of the gate seat 100. Image collection and recognition can be performed, and more than one face of the person can be tracked and captured through the tracking and recognition device 330, which expands the recognition range and improves the recognition effect. When a person enters the recognition range of the tracking and recognition device 330, the tracking and recognition device 330 immediately tracks and captures the person, and the entire outflow of the recognition is realized before the person walks to the entrance of the gate seat 100, so the person can quickly pass through the gate without waiting for recognition verification and adjustment operations. It is simple and fast, and has no contact with the gate seat 100, thus avoiding the transmission of bacteria and viruses, and improving the work efficiency of face recognition security inspection. It has a simple structure, few installation procedures, and strong applicability.

[0061] In addition, the face recognition security inspection device based on the Internet of Things according to the embodiment of the present application also has the following additional technical features:

[0062] In a specific embodiment of the present invention, the gate seat 100 is hollow with a receiving groove, the support seat 110 is arranged in the receiving groove, the observation window 101 is inclined, and the inner wall of the gate seat 100 is rotatably connected to the gate plate 102 via a rotating shaft.

[0063] In a specific embodiment of the present invention, a driver is installed in the gate seat 100, and the rotating shaft of the gate plate 102 connected to the inner wall of the gate seat 100 is transmission-connected to the driver, and the fixed identifier 310 and the tracking identifier 330 are both image acquisition devices.

[0064] In a specific embodiment of the present invention, a rotating mechanism 130 is installed on the surface of the support base 110, and the angle adjustment mechanism 500 is installed on the rotating mechanism 130. The rotating mechanism 130 cooperates with the angle adjustment mechanism 500 to realize the face tracking function of the tracking identifier 330.

[0065] Specifically, if Figure 2-Figure 4 As shown, in a specific embodiment of the present invention, the angle adjustment mechanism 500 includes

[0066] A bracket 510, the lower end of which is fixedly connected to the rotating mechanism 130;

[0067] A mounting base 530, one end of which is rotatably connected to the bracket 510, and the tracking identifier 330 is fixedly mounted on the surface of the mounting base 530;

[0068] A first motor 550 is used to drive the mounting base 530 to rotate around the upper end of the bracket 510 .

[0069] In a specific embodiment of the present invention, a worm gear is rotatably installed on the upper end of the bracket 510 through a rotating shaft, a worm is coaxially fixed to the driving shaft of the first motor 550, the worm gear is meshed with the worm, one end of the mounting base 530 is fixedly connected to the worm gear, and the first motor 550 is fixedly connected to the bracket 510.

[0070] In a specific embodiment of the present invention, a clamp 531 is provided on the surface of the mounting base 530, and the tracking identifier 330 is detachably fixed to the surface of the mounting base 530 through the clamp 531. An infrared sensor 533 is installed on the surface of the mounting base 530, and the infrared sensor 533 is used to sense the position of the person and adjust the angle for shooting.

[0071] In a specific embodiment of the present invention, a fill light is provided on one side of the tracking identifier 330, and the irradiation direction of the fill light is parallel to the identification direction of the tracking identifier 330. An acoustic wave sensor 535 is installed at one end of the mounting base 530, and the position of the person is located in cooperation with the acoustic wave sensor 535. The installed photosensitive sensor is connected to the fill light wire, and the fill light operation is performed through the fill light in insufficient light conditions.

[0072] In a specific embodiment of the present invention, the rotating mechanism 130 includes

[0073] A turntable 131 rotatably connected to the support base 110 , wherein the turntable 131 is embedded on the surface of the support base 110 ;

[0074] The second motor 133 is used for driving the turntable 131 to rotate. The second motor 133 is fixedly mounted on the surface of the support base 110 .

[0075] In a specific embodiment of the present invention, a gear is coaxially fixed to the driving shaft of the second motor 133 , the turntable 131 is a circular disk, and a tooth groove is provided on the circumferential surface of the circular disk, the gear meshes with the tooth groove, and the lower end of the bracket 510 is fixedly connected to the turntable 131 .

[0076] The tracking identifier 330 is affected by the height and the surrounding environment during the angle adjustment process, and there are blind spots and many obstacles in the shooting. For this reason, the specific implementation scheme of the face recognition security inspection device based on the Internet of Things according to the present application is as follows with reference to the accompanying drawings:

[0077] Specifically, if Figure 6-Figure 8 As shown, in a specific embodiment of the present invention, the support seat 110 is slidably arranged in a hollow receiving groove of the gate seat 100, and a lifting mechanism 150 for driving the support seat 110 to move up and down is installed in the gate seat 100. An opening groove for the tracking identifier 330 to extend out is opened at the top of the gate seat 100.

[0078] In a specific embodiment of the present invention, the lifting mechanism 150 includes

[0079] A screw 153 is disposed in the receiving groove, the screw 153 is rotatably connected to the gate seat 100, and the support seat 110 is threadedly connected to the screw 153;

[0080] The forward and reverse motor 151 is used for driving the screw rod 153 to rotate forward and reverse, and the forward and reverse motor 151 is fixedly connected to the gate seat 100 .

[0081] The support seat 110 is slidably set in the hollow receiving groove of the gate seat 100, and a lifting mechanism 150 for driving the support seat 110 to move up and down is installed in the gate seat 100. By controlling the lifting mechanism 150 to drive the support seat 110 to move up, the tracking identifier 330 passes through the opening groove opened at the top of the gate seat 100, thereby improving the shooting position and reducing the blind angle of shooting. At the same time, it also reduces the obstruction of obstacles, so that the tracking identifier 330 can shoot and identify in an all-round 360-degree without blind angles, thereby improving the recognition accuracy and reducing the possibility of missing shots.

[0082] Specifically, the screw 153 disposed in the receiving groove is rotatably connected to the gate seat 100, and the support seat 110 is threadedly connected to the screw 153; the forward and reverse motor 151 for driving the screw 153 to rotate forward and reverse drives the screw 153 to rotate, thereby realizing the adjustment operation.

[0083] In a specific embodiment of the present invention, a bearing seat is fixedly installed on the inner wall of the hollow receiving groove of the gate seat 100, and the end of the screw 153 is rotatably inserted in the bearing seat through a bearing, and the axial direction of the screw 153 is arranged parallel to the sliding direction of the support seat 110.

[0084] In a specific embodiment of the present invention, a threaded sleeve 155 is installed at one end of the support seat 110 , the screw rod 153 threadably penetrates the threaded sleeve 155 , and a reinforcing rib is provided between the lower surface of the support seat 110 and the threaded sleeve 155 .

[0085] After the tracking identifier 330 rises and extends out of the gate seat 100, it may collide with other objects and may be covered by dust in the environment, causing the detection end to be unable to be used normally. For this reason, the following is a specific implementation plan of the face recognition security inspection device based on the Internet of Things according to the present application with reference to the accompanying drawings:

[0086] Specifically, if Figure 1 , Figure 7 As shown, in a specific embodiment of the present invention, a transparent cover 111 is provided on the surface of the support seat 110, and the tracking identifier 330 is arranged in the transparent cover 111. The transparent cover 111 slides through the open groove opened on the top of the gate seat 100, and bristles are provided on the lower end surface of the open groove, and the bristles are arranged in a circle along the open groove.

[0087] In a specific embodiment of the present invention, the lower end of the transparent cover 111 is detachably connected to the support base 110 via bolts; the threaded sleeve 155 is connected to the support base 110 via a buffer structure, which may be a damper or an elastic member.

[0088] A transparent cover 111 is provided on the surface of the support seat 110, and the tracking identifier 330 is arranged in the transparent cover 111. The transparent cover 111 is additionally provided to prevent external dust and debris from adhering to the detection head of the tracking identifier 330, and at the same time avoid collision between the external object and the tracking identifier 330, so as to protect the tracking identifier 330. The transparent cover 111 slides through the open groove opened on the top of the gate seat 100, and can be moved down to the gate seat 100. When not in use, it can be retracted to protect the transparent cover 111. Bristles are provided on the lower end surface of the opening groove, and the bristles are arranged in a circle along the opening groove. The set bristles clean the outer wall of the transparent cover 111 during the lifting process of the transparent cover 111, so as to ensure that the surface of the transparent cover 111 is clean and dust-free, and reduce the influence of dust adhesion on detection and identification.

[0089] Among them, the lower end of the transparent cover 111 is detachably connected to the support base 110 by bolts, which is convenient for replacement and maintenance of the transparent cover 111; the threaded sleeve 155 is connected to the support base 110 by a buffer structure, which plays a buffering and protective role for the tracking identifier 330 during the lifting process, prevents impact damage, prolongs service life, and reduces maintenance costs.

[0090] Other structures and operations of the gate seat 100, the forward and reverse motor 151, the second motor 133, the first motor 550, the infrared sensor 533 and the sound wave sensor 535 according to the embodiment of the present application are well known to ordinary technicians in the field and will not be described in detail here.

[0091] It should be noted that the specific models and specifications of the gate seat 100, the forward and reverse motor 151, the second motor 133, the first motor 550, the infrared sensor 533 and the ultrasonic sensor 535 need to be selected and determined according to the actual specifications of the device. The specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0092] The power supply and principles of the gate seat 100, the forward and reverse motor 151, the second motor 133, the first motor 550, the infrared sensor 533 and the acoustic wave sensor 535 are clear to those skilled in the art and will not be described in detail here.

[0093] The above description is only an embodiment of the present application and is not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

Claims

1. A face recognition security inspection device based on the Internet of Things, characterized in that: include A gate seat (100), wherein an observation window (101) is embedded at the upper end of the gate seat (100), a support seat (110) is installed inside the gate seat (100), and an angle adjustment mechanism (500) is installed on the surface of the support seat (110); A rotating mechanism (130) is mounted on the surface of the support seat (110), and the angle adjustment mechanism (500) is mounted on the rotating mechanism (130); the angle adjustment mechanism (500) comprises A bracket (510), the lower end of the bracket (510) being fixedly connected to the rotating mechanism (130); A mounting seat (530), one end of the mounting seat (530) being rotatably connected to the bracket (510), and the tracking identifier (330) being fixedly mounted on the surface of the mounting seat (530); A first motor (550) for driving the mounting seat (530) to rotate around the upper end of the bracket (510); The rotating mechanism (130) comprises a rotating disk (131) rotatably connected to the support seat (110), the rotating disk (131) being embedded on the surface of the support seat (110); a second motor (133) for driving the rotating disk (131) to rotate, the second motor (133) being fixedly mounted on the surface of the support seat (110); A face recognition component (300), the face recognition component (300) comprising a fixed identifier (310) and a tracking identifier (330), the fixed identifier (310) being mounted on the lower surface of the observation window (101), and the tracking identifier (330) being mounted on the movable end of the angle adjustment mechanism (500); The support seat (110) is slidably disposed in a hollow receiving groove of the gate seat (100); a lifting mechanism (150) for driving the support seat (110) to move up and down is installed in the gate seat (100); and an opening groove for the tracking identifier (330) to extend out is provided at the top of the gate seat (100); The lifting mechanism (150) comprises a screw rod (153) disposed in the receiving groove, the screw rod (153) being rotatably connected to the gate seat (100), the support seat (110) being threadedly connected to the screw rod (153); and a forward and reverse motor (151) for driving the screw rod (153) to rotate forward and reverse, the forward and reverse motor (151) being fixedly connected to the gate seat (100).

2. According to the face recognition security inspection device based on the Internet of Things according to claim 1, it is characterized in that: The gate seat (100) is hollow and provided with a receiving groove, the support seat (110) is arranged in the receiving groove, the observation window (101) is arranged at an angle, and the inner wall of the gate seat (100) is rotatably connected to the gate plate (102) via a rotating shaft.

3. The face recognition security inspection device based on the Internet of Things according to claim 2 is characterized in that: A driver is installed in the gate seat (100), and the inner wall of the gate seat (100) is connected to a rotating shaft of the gate plate (102) and is in transmission connection with the driver. The fixed identifier (310) and the tracking identifier (330) are both image acquisition devices.

4. The face recognition security inspection device based on the Internet of Things according to claim 1 is characterized in that: A worm wheel is rotatably mounted on the upper end of the bracket (510) via a rotating shaft, a worm is coaxially fixed to the driving shaft of the first motor (550), the worm wheel meshes with the worm, one end of the mounting seat (530) is fixedly connected to the worm wheel, and the first motor (550) is fixedly connected to the bracket (510).

5. The face recognition security inspection device based on the Internet of Things according to claim 4 is characterized in that: A clamp (531) is provided on the surface of the mounting seat (530), and the tracking identifier (330) is detachably fixed to the surface of the mounting seat (530) via the clamp (531). An infrared sensor (533) is installed on the surface of the mounting seat (530).

6. The face recognition security inspection device based on the Internet of Things according to claim 5 is characterized in that: A fill light is provided on one side of the tracking identifier (330), the irradiation direction of the fill light being arranged parallel to the identification direction of the tracking identifier (330), and an acoustic wave sensor (535) is installed on one end of the mounting seat (530).

7. The face recognition security inspection device based on the Internet of Things according to claim 1 is characterized in that: A gear is coaxially fixed to the driving shaft of the second motor (133); the turntable (131) is a circular disk, and a tooth groove is provided on the circumferential surface of the circular disk; the gear meshes with the tooth groove; and the lower end of the bracket (510) is fixedly connected to the turntable (131).

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