A smart lock all-round face recognition device

Abstract

The present invention discloses an all-round face recognition device for a smart lock, characterized in that it comprises a chassis (1), a first camera (2), a mobile camera assembly (3), a display assembly (4) and a fixing member (5), wherein the fixing member (5) is fixedly connected to the chassis (1), the display assembly (4) is fixed to the chassis (1) through the fixing member (5), a camera hole (4.1) for placing the first camera (2) is provided on the axis of the display assembly (4), the mobile camera assembly (3) is connected to the fixing member (5) along the circumferential movement of the fixing member (5), the display assembly (4) is hemispherical, and the display assembly (4) can display at multiple angles. The present invention provides an all-round face recognition device for a smart lock that can meet the needs of people of all heights, and only requires head adjustment without requiring adjustment of other body parts.

Description

Technical Field

[0001] The present invention relates to the field of smart locks, and in particular to an all-round face recognition device for smart locks. Background Art

[0002] With the advancement of science and technology, smart locks have been widely used in people's daily lives. The more common smart locks include fingerprint locks, facial recognition locks, voice-controlled locks, etc. Among them, the information collection of facial recognition locks during use has always been unsatisfactory. In order to realize the collection of facial information, the settings of the collection device and the display device have not been satisfactory to the majority of users. Due to the fixity after installation, in order to cooperate with the collection device and the display device, people often need to bend over, lunge, etc., and even in order to meet the needs of adults, children are completely unable to complete the information collection work alone. Summary of the invention

[0003] The technical problem to be solved by the present invention is to overcome the current technical defects and provide a smart lock omnidirectional face recognition device that can meet the needs of people of all height groups and only requires head adjustment without adjusting other body parts.

[0004] The technical solution of the present invention is a smart lock omnidirectional face recognition device, comprising a chassis, a first camera, a mobile camera assembly, a display assembly and a fixing part, wherein the fixing part is fixedly connected to the chassis, the display assembly is fixed to the chassis through the fixing part, a camera hole for placing the first camera is provided on the axis of the display assembly, the mobile camera assembly is connected to the fixing part along the circumferential movement of the fixing part, the display assembly is hemispherical, and the display assembly can display at multiple angles.

[0005] The beneficial effects of the present invention are as follows: the first camera, the mobile camera assembly and the display assembly are respectively controlled by the control system. The first camera can collect information about a person whose height is similar to that of the all-round facial recognition switch of the smart lock and whose standing position is directly in front of the all-round facial recognition switch of the smart lock. The mobile camera assembly can move along the circumference of the fixed part, so as to collect facial information in all directions except the front. People of different heights and different standing positions can complete the information collection work by turning their heads toward the all-round facial recognition switch of the smart lock, and then the collected information is fed back through the display assembly for the user to adjust the facial orientation angle, so as to quickly complete the unlocking purpose.

[0006] As an improvement of the present invention, the first camera is fixedly connected to the chassis via a fixing rod, one end of the fixing rod is sleeved with the first camera, and the other end of the fixing rod is fixedly connected to the chassis. Through the improvement, the first camera can be fixed to ensure the accuracy of the first camera when collecting information. At the same time, it is easy to maintain and replace the first camera or the fixing rod after it is damaged.

[0007] As an improvement of the present invention, the mobile camera assembly includes a camera bracket, a second camera and a transmission gear are provided on the camera bracket, a motor is provided on one side of the transmission gear, and a transmission rack meshing with the transmission gear is provided on the circumference of the fixed part. Through the improvement, the purpose of moving the mobile camera assembly along the circumference of the fixed part can be achieved.

[0008] As an improvement of the present invention, the second camera is tilted in a direction away from the axis of the fixing part. Through the improvement, the information collection range of the first camera and the second camera can be guaranteed and the overlapping area of ​​the information collection range of the first camera and the second camera can be reduced.

[0009] As an improvement of the present invention, the fixing member is provided with a transmission groove for installing a transmission rack, and the camera bracket is also provided with a guide portion that matches the transmission groove. Through the improvement, the meshing relationship between the transmission rack and the transmission gear can be ensured, thereby avoiding derailment when the mobile camera assembly moves circumferentially.

[0010] As an improvement of the present invention, there are two guide parts, which are respectively arranged on both sides of the camera bracket, and there are two second cameras, which are respectively arranged on the side of the two guide parts away from the gear. Through the improvement, the setting of the two guide parts can make the fitting relationship between the guide part and the transmission groove more stable, and the setting of the two second cameras can perform dual-camera imaging, which can achieve fast focusing and faster imaging speed.

[0011] As an improvement of the present invention, the fixing member is made of a transparent material. Through the improvement, the display component can be fixed in all directions without affecting the display observation effect of the display component.

[0012] As an improvement of the present invention, the outer side wall of the transmission groove is arc-shaped. Through the improvement, the interference with the information collection of the second camera is reduced, making the information collection data of the second camera more accurate.

[0013] As an improvement of the present invention, the display component is a curved liquid crystal display screen, and the display component has nine playback areas, which divide the display component into nine equal parts in a nine-square grid manner. Through the improvement, the needs of users of different heights and different standing positions can be met, and the complete image can be seen from different angles.

[0014] As an improvement of the present invention, a positioning portion is provided on the display component, and a positioning groove cooperating with the positioning portion is provided on the fixing member. Through the improvement, because the display component is hemispherical, the viewing angle is easy to tilt and confuse after installation. Through the design of the positioning portion and the positioning groove, it can be ensured that the facial information of nine different positions corresponds to the nine playback areas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is an exploded schematic diagram of the overall structure of the present invention.

[0017] Figure 2 It is a schematic structural diagram of the overall structure of the present invention from another viewing angle (without the chassis, the first camera, and the fixing rod).

[0018] Figure 3 It is a structural schematic diagram of the mobile camera assembly of the present invention.

[0019] Figure 4 It is a schematic diagram of the matching structure of the mobile camera assembly and the low plate of the present invention.

[0020] Figure 5 It is a schematic diagram of the structure of the display component of the present invention.

[0021] Figure 6 Schematic diagram of the information collection area of ​​the civil invention.

[0022] Among them, the figure markings are: 1. chassis, 1.1. avoidance groove, 2. first camera, 3. mobile camera assembly, 3.1. camera bracket, 3.1.1. guide part, 3.2. second camera, 3.3. transmission gear, 3.4. motor, 4. display assembly, 4.1. camera hole, 4.2. playback area, 4.3. positioning part, 5. fixing part, 5.1. transmission rack, 5.2. transmission groove, 5.3. positioning groove, 6. fixing rod. DETAILED DESCRIPTION

[0023] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0024] The structure of the present invention:

[0025] like Figure 1-2As shown, a smart lock omnidirectional face recognition device includes a chassis 1, a first camera 2, a mobile camera assembly 3, a display assembly 4 and a fixing member 5, wherein the fixing member 5 is fixedly connected to the chassis 1, the display assembly 4 is fixed to the chassis 1 through the fixing member 5, a camera hole 4.1 for placing the first camera 2 is provided on the axis of the display assembly 4, the mobile camera assembly 3 is connected to the fixing member 5 along the circumference of the fixing member 5, the mobile camera assembly 3 can perform 360-degree camera shooting along the circumference of the fixing member 5, and the display assembly 4 is hemispherical, as shown in FIG. Figure 5 As shown, the display component 4 can display at multiple angles. The display component 4 is a curved liquid crystal display screen. The display component 4 has nine playback areas 4.2. The nine playback areas 4.2 divide the display component 4 into nine equal parts in a nine-square grid manner, each facing the radial direction of the hemispherical surface. The first camera 2, the mobile camera component 3, and the display component 4 are all electrically connected to the control system. The control system is also electrically connected to the smart lock. The control system includes a touch system, which can be activated by the touch system, that is, when the body contacts the fixing part 5, the control system can be activated. The control system can be installed in a corresponding position according to the installation requirements. There is no marking in this figure. The first camera 2 is fixedly connected to the chassis 1 through a fixing rod 6. One end of the fixing rod 6 is sleeved with the first camera 2, and the other end of the fixing rod 6 is fixedly connected to the chassis 1 through a threaded connection.

[0026] like Figure 3 As shown, the mobile camera assembly 3 includes a camera bracket 3.1, on which a second camera 3.2 and a transmission gear 3.3 are arranged, a motor 3.4 is arranged on one side of the transmission gear 3.3, and a transmission rack 5.1 meshing with the transmission gear 3.3 is arranged on the circumference of the fixing member 5, as shown in FIG. Figure 6 As shown, the second camera 3.2 is set at an angle of 20 degrees away from the axis of the fixing member 5. The angle range of information collected by the camera used in this embodiment is 120 degrees. By setting the second camera 3.2 tilted, the angle range of information collected by the first camera 2 and the second camera 3.2 is expanded to 160 degrees, which is enough to meet the needs of most users, especially some shorter children, whose facial information can also be collected. Figure 2 As shown, the fixing member 5 is provided with a transmission groove 5.2 for mounting a transmission rack 5.1, and the camera bracket 3.1 is also provided with a guide portion 3.1.1 that fits with the transmission groove 5.2. There are two guide portions 3.1.1, which are respectively arranged on both sides of the camera bracket 3.1. There are two second cameras 3.2, which are respectively arranged on the side of the two guide portions 3.1.1 away from the gear. The two second cameras 3.2 can realize dual-camera imaging technology, such as Figure 4As shown, the mobile camera assembly 3 is also limited by the chassis 1, and the chassis 1 is provided with an avoidance groove 1.1 for avoiding the motor 3.4. The two side walls of the avoidance groove 1.1 are respectively against the camera bracket 3.1, so as to prevent the mobile camera assembly 3 from escaping from the transmission groove 5.2. In addition, the cooperation between the guide part 3.1.1 and the transmission groove 5.2 realizes the uniqueness of the moving trajectory of the mobile camera assembly 3, and ensures the working stability of the mobile camera assembly 3.

[0027] like Figure 1 As shown, the fixing member 5 is made of organic glass, the inner wall of the fixing member 5 abuts against the outer side of the display assembly 4, and the outer side wall of the transmission groove 5.2 is arc-shaped. Figure 2 , Figure 5 As shown, the display assembly 4 is provided with a positioning portion 4.3, and the fixing member 5 is provided with a positioning groove 5.3 that cooperates with the positioning portion 4.3, wherein two positioning portions 4.3 and two positioning grooves 5.3 are provided, and the angle formed by the connecting line of the two positioning grooves 5.3 and the axis is 90 degrees. The design of the two positioning portions 4.3 can ensure the accuracy of the installation angle, because a small degree of tilt is prone to occur during the connection between the positioning portion 4.3 and the positioning groove 5.3, and the design of the two positioning portions 4.3 can avoid the occurrence of tilt after the installation is completed.

[0028] During installation, the outermost flange of the fixing member 5 is installed inside the door, and fixing screws are installed on the inner side of the door. The four connection holes on the flange are aligned with the fixing screws and installed on the door, wherein the transmission groove 5.2 protrudes from the outer surface of the door to avoid interference in detection by the second camera 3.2.

[0029] The operation method is as follows:

[0030] S1: A person stands in a range of 160 degrees in front of the omnidirectional facial recognition switch of the smart lock, faces the omnidirectional facial recognition switch of the smart lock, and touches the fixing part 5 with the body, mainly with the hand, to activate the omnidirectional facial recognition switch of the smart lock;

[0031] S2: The control component controls the display component 4 to turn on, and simultaneously turns on the first camera 2 and the mobile camera component 3 to perform face scanning;

[0032] S3: the first camera 2 detects the user in front, and the mobile camera assembly 3 moves along the fixing member 5 to detect the user, and stops moving after detecting the complete face shape;

[0033] S4: the first camera 2 or the mobile camera assembly 3 quickly images nine playback areas 4.2;

[0034] S5: The user adjusts the face orientation in a timely manner according to the imaging results;

[0035] S6: After the facial verification is successful, the control system controls the smart lock to open the door.

[0036] During use, users whose faces are at different positions of the display component 4 can observe their own facial images by looking directly at the display component 4. The invention meets the use needs of various different users.

[0037] The curved liquid crystal display screen may be the liquid crystal display screen disclosed in patent publication number CN 103197469A or a similar display screen that can be curved and display.

[0038] The dual-camera imaging technology used by the above two camera components is an existing technology that has been widely used in the field of mobile phone cameras.

[0039] The above are only preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A smart lock omnidirectional face recognition device, characterized in that: The device comprises a chassis (1), a first camera (2), a mobile camera assembly (3), a display assembly (4) and a fixing member (5), wherein the fixing member (5) is fixedly connected to the chassis (1), the display assembly (4) is fixed to the chassis (1) via the fixing member (5), a camera hole (4.1) for placing the first camera (2) is provided on the axis of the display assembly (4), the mobile camera assembly (3) is connected to the fixing member (5) in a movably circumferential direction of the fixing member (5), the display assembly (4) is hemispherical, and the display assembly (4) can display at multiple angles; The mobile camera assembly (3) comprises a camera bracket (3.1), a second camera (3.2) and a transmission gear (3.3) are provided on the camera bracket (3.1), a motor (3.4) is provided on one side of the transmission gear (3.3), and a transmission rack (5.1) meshing with the transmission gear (3.3) is provided on the circumference of the fixing member (5); The fixing member (5) is provided with a transmission groove (5.2) for mounting a transmission rack (5.1), and the camera bracket (3.1) is also provided with a guide portion (3.1.1) that matches the transmission groove (5.2); The chassis (1) is provided with an avoidance groove (1.1) for avoiding the motor (3.4), and two side walls of the avoidance groove (1.1) are respectively against the camera bracket (3.1); The second camera (3.2) is arranged to be inclined in a direction away from the axis of the fixing member (5); The display component (4) is a curved liquid crystal display screen, and the display component (4) has nine playback areas (4.2). The nine playback areas (4.2) divide the display component (4) into nine equal parts in a nine-square grid.

2. The all-round face recognition device for smart lock according to claim 1, characterized in that: The first camera (2) is fixedly connected to the chassis (1) via a fixing rod (6); one end of the fixing rod (6) is sleeved with the first camera (2), and the other end of the fixing rod (6) is fixedly connected to the chassis (1).

3. The all-round face recognition device for smart lock according to claim 1, characterized in that: There are two guide parts (3.1.1) respectively arranged on both sides of the camera support (3.1); there are two second cameras (3.2) respectively arranged on one side of the two guide parts (3.1.1) away from the gear.

4. The all-round face recognition device for smart lock according to claim 1, characterized in that: The fixing member (5) is made of transparent material.

5. The all-round face recognition device for smart lock according to claim 4, characterized in that: The outer side wall of the transmission groove (5.2) is arc-shaped.

6. The all-round face recognition device for smart lock according to claim 1, characterized in that: The display assembly (4) is provided with a positioning portion (4.3), and the fixing member (5) is provided with a positioning groove (5.3) that matches the positioning portion (4.3).

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