CN215932688U - Height-adjustable human face living body recognition device - Google Patents
Height-adjustable human face living body recognition device Download PDFInfo
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- CN215932688U CN215932688U CN202122434842.6U CN202122434842U CN215932688U CN 215932688 U CN215932688 U CN 215932688U CN 202122434842 U CN202122434842 U CN 202122434842U CN 215932688 U CN215932688 U CN 215932688U
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Abstract
The utility model discloses a height-adjustable face living body recognition device which comprises a base, wherein a machine body and a back plate are fixedly arranged at the edges of two sides of the top of the base respectively, a motor groove is formed in the upper end of the machine body, a motor is fixedly arranged at the bottom of the motor groove through a bolt, a bearing is fixedly arranged on the top surface of the motor groove, a lead screw is fixedly connected to the top of a motor shaft of the motor, a movable block is movably arranged in the motor groove, a threaded hole is formed in the movable block in a penetrating mode, and a sliding groove is formed in one side, close to the back plate, of the machine body. This face live body recognition device of adjustable height uses through setting up the cooperation between weight sensor, infrared distance measuring sensor and the control terminal, and control motor drive lead screw rotates to drive face live body recognition appearance and go up and down to corresponding height, this face live body recognition device of adjustable height degree of automation is high, and is functional strong, and face live body recognition appearance can carry out corresponding altitude mixture control according to sampling personnel's actual height, and the practicality is high, convenient to use.
Description
Technical Field
The utility model relates to the technical field of face recognition, in particular to a face living body recognition device with adjustable height.
Background
Face recognition is a biometric technology for identity recognition based on facial feature information of a person. A series of related technologies, also commonly called face recognition and face recognition, are used to collect images or video streams containing faces by using a camera or a video camera, automatically detect and track the faces in the images, and further recognize the detected faces. The living human face recognition is based on a dynamic human face recognition technology, and facial actions such as blinking and shaking are collected in the recognition process, so that the accuracy of the facial feature information is further improved.
The existing face living body recognition instrument is usually fixedly arranged, the height is not adjustable, and more inconvenience exists when people with different heights are used.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a height-adjustable face living body recognition device, which aims to solve the problem that the height of the existing face living body recognition instrument is inconvenient to adjust in the background technology.
In order to achieve the above object, the utility model provides a height-adjustable face living body recognition device, which comprises a base, base top both sides edge is fixed organism and the backplate respectively, the motor groove has been seted up in the organism upper end, the bottom is equipped with the motor through the bolt fastening in the motor inslot, the fixed bearing that is equipped with of motor inslot top surface, the motor shaft top fixedly connected with lead screw of motor, the motor inslot activity is equipped with the movable block, link up the set up screw hole in the movable block, the organism is close to and has been seted up the spout in backplate one side, movable block fixedly connected with slider, slider swing joint is in the spout, movable block one end fixedly connected with people face live body identification appearance is kept away from to the slider in the organism outside, fixedly connected with infrared distance measuring sensor on the people face live body identification appearance, organism lower extreme fixedly connected with control terminal, the internal fixation in base top has set up weighing sensor.
Preferably, heat dissipation holes are formed in two sides of the machine body in a penetrating mode, a dust screen is fixedly arranged in each heat dissipation hole, and the heat dissipation holes and the motor are located at the same horizontal position.
Preferably, the top of the screw rod is fixed in the bearing inner ring, and the surface of the screw rod is connected with the inner wall surface of the threaded hole through a threaded structure.
Preferably, the sliding groove is arranged along the extension direction of the height of the machine body, the sliding groove is communicated with the inner side of the motor groove, and the width of the sliding groove is matched with that of the sliding block.
Preferably, the weight sensor, the motor, the infrared distance measuring sensor and the control terminal are electrically connected through a lead.
Compared with the prior art, the utility model has the beneficial effects that: this face live body recognition device of adjustable height uses through setting up the cooperation between weight sensor, infrared distance measuring sensor and the control terminal, and control motor drive lead screw rotates to drive face live body recognition appearance and go up and down to corresponding height, this face live body recognition device of adjustable height degree of automation is high, and is functional strong, and face live body recognition appearance can carry out corresponding altitude mixture control according to sampling personnel's actual height, and the practicality is high, convenient to use.
Drawings
FIG. 1 is a schematic front structural view of a height-adjustable living human face recognition device according to the present invention;
FIG. 2 is a sectional view of a side structure of a human face recognition device with adjustable height according to the present invention;
FIG. 3 is a schematic side view of a human body of the height-adjustable living human face recognition device according to the present invention;
FIG. 4 is a sectional view of a top view of a human face recognition device with adjustable height according to the present invention;
fig. 5 is a schematic diagram of the working principle of the height-adjustable face living body recognition device.
In the figure: 1. the base, 2, organism, 3, backplate, 4, motor groove, 5, motor, 6, bearing, 7, lead screw, 8, movable block, 9, screw hole, 10, spout, 11, slider, 12, face live body identification appearance, 13, infrared distance measuring sensor, 14, control terminal, 15, weighing sensor, 16, louvre.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a human face living body recognition device with adjustable height comprises a base 1, wherein a machine body 2 and a back plate 3 are respectively fixedly arranged at the edges of two sides of the top of the base 1, a motor groove 4 is formed in the upper end of the machine body 2, a motor 5 is fixedly arranged at the bottom in the motor groove 4 through bolts, heat dissipation holes 16 are formed in two sides of the machine body 2 in a through mode, a dust screen is fixedly arranged in each heat dissipation hole 16, each heat dissipation hole 16 and the motor 5 are located at the same horizontal position, the heat dissipation effect on the interior of the motor groove 4 is achieved through each heat dissipation hole 16, the running stability of the motor 5 is improved, a bearing 6 is fixedly arranged on the top surface in the motor groove 4, a lead screw 7 is fixedly connected to the top of a motor shaft of the motor 5, a movable block 8 is movably arranged in the motor groove 4, a threaded hole 9 is formed in the movable block 8 in the through mode, the top of the lead screw 7 is fixed in the inner ring of the bearing 6, and the surface of the lead screw 7 is connected with the inner wall surface of the threaded hole 9 through a threaded structure, the movable block 8 is sleeved on the screw rod 7 through a threaded hole 9, the screw rod 7 is driven to rotate through the motor 5, so that the movable block 8 can be driven to move up and down, a sliding groove 10 is formed in one side, close to the back plate 3, of the machine body 2, a sliding block 11 is fixedly connected to the movable block 8, the sliding block 11 is movably connected to the sliding groove 10, the sliding groove 10 is arranged along the height extending direction of the machine body 2, the sliding groove 10 is communicated with the interior of the motor groove 4, the width of the sliding groove 10 is matched with the width of the sliding block 11, the sliding groove 10 has a limiting effect on the sliding block 11, one end, far away from the movable block 8, of the sliding block 11 is fixedly connected with a human face living body recognition instrument 12 at the outer side of the machine body 2, an infrared distance measurement sensor 13 is fixedly connected to the human face living body recognition instrument 12, a control terminal 14 is fixedly connected to the lower end of the machine body 2, a weight sensor 15 is fixedly embedded in the top of the base 1, the weight sensor 15, the motor 5, the infrared distance measurement sensor 13 is electrically connected with the control terminal 14 through a conducting wire, weight sensor 15, infrared distance measuring sensor 13 and control terminal 14's data input part electric connection, motor 5 and control terminal 14 data output part electric connection, can respond to whether someone stands in base 1 through weight sensor 15, infrared distance measuring sensor 13 is at the in-process of vertical lift, distance between infrared distance measuring sensor 13 and backplate 3 is invariable, stand when someone on base 1, the distance data that infrared distance measuring sensor 13 detected changes, thereby give control terminal 14 with data transmission, through the operation of control terminal 14 control motor 5.
The working principle is as follows: when the height-adjustable face living body recognition device is used, the face living body recognition instrument 12 is firstly controlled to be positioned at the highest position, when a person to be recognized stands on the base 1, weight data is sensed through the weight sensor 15, then the weight sensor 15 transmits the data to the control terminal 14, the control terminal 14 controls the motor 5 to operate, the motor 5 drives the screw rod 7 to rotate, so as to drive the movable block 8, the slide block 11, the face living body recognition instrument 12 and the infrared distance measuring sensor 13 to synchronously descend, when the infrared distance measuring sensor 13 descends to a position which is level with the head of a human body, the detection data of the infrared distance measuring sensor 13 changes, at the moment, the infrared distance measuring sensor 13 transmits the data to the control terminal 14, the control terminal 14 controls the motor 5 to stop operating, further, the face of the person is recognized through the face living body recognition instrument 12, when the person to be recognized leaves the base 1, the weight sensor 15 senses the change of weight data, and controls the motor 5 through the control terminal 14 to reset the face living body recognition instrument 12 to the highest position, which is the working process of the face living body recognition device with the adjustable height.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a face live body recognition device of adjustable height, includes base (1), base (1) top both sides edge is fixed respectively and is equipped with organism (2) and backplate (3), its characterized in that: a motor groove (4) is formed in the upper end of the machine body (2), a motor (5) is fixedly arranged at the bottom in the motor groove (4) through bolts, a bearing (6) is fixedly arranged on the inner top surface of the motor groove (4), a lead screw (7) is fixedly connected to the top of a motor shaft of the motor (5), a movable block (8) is movably arranged in the motor groove (4), a threaded hole (9) is formed in the movable block (8) in a through manner, a sliding groove (10) is formed in one side, close to the back plate (3), of the machine body (2), a sliding block (11) is fixedly connected to the movable block (8), the sliding block (11) is movably connected to the sliding groove (10), a face recognition instrument (12) is fixedly connected to the outer side of the machine body (2) at one end, far away from the movable block (8), of the sliding block (11), an infrared distance measuring sensor (13) is fixedly connected to the face recognition instrument (12), and a control terminal (14) is fixedly connected to the lower end of the machine body (2), a weight sensor (15) is fixedly embedded in the top of the base (1).
2. The face living body recognition device with adjustable height as claimed in claim 1, wherein: heat dissipation holes (16) are formed in two sides of the machine body (2) in a penetrating mode, a dust screen is fixedly arranged in each heat dissipation hole (16), and the heat dissipation holes (16) and the motor (5) are located at the same horizontal position.
3. The face living body recognition device with adjustable height as claimed in claim 1, wherein: the top of the screw rod (7) is fixed in the inner ring of the bearing (6), and the surface of the screw rod (7) is connected with the inner wall surface of the threaded hole (9) through a threaded structure.
4. The face living body recognition device with adjustable height as claimed in claim 1, wherein: the sliding groove (10) is arranged along the height extending direction of the machine body (2), the sliding groove (10) is communicated with the motor groove (4), and the width of the sliding groove (10) is matched with that of the sliding block (11).
5. The face living body recognition device with adjustable height as claimed in claim 1, wherein: and the weight sensor (15), the motor (5), the infrared distance measuring sensor (13) and the control terminal (14) are electrically connected through leads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122434842.6U CN215932688U (en) | 2021-10-11 | 2021-10-11 | Height-adjustable human face living body recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122434842.6U CN215932688U (en) | 2021-10-11 | 2021-10-11 | Height-adjustable human face living body recognition device |
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| Publication Number | Publication Date |
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| CN215932688U true CN215932688U (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122434842.6U Active CN215932688U (en) | 2021-10-11 | 2021-10-11 | Height-adjustable human face living body recognition device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704742A (en) * | 2022-04-21 | 2022-07-05 | 贵州商学院 | Face recognition device for tourist attractions |
| CN115424330A (en) * | 2022-09-16 | 2022-12-02 | 郑州轻工业大学 | Single-mode face in-vivo detection method based on DFMN and DSD |
-
2021
- 2021-10-11 CN CN202122434842.6U patent/CN215932688U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704742A (en) * | 2022-04-21 | 2022-07-05 | 贵州商学院 | Face recognition device for tourist attractions |
| CN114704742B (en) * | 2022-04-21 | 2024-04-09 | 贵州商学院 | Face recognition device for tourist attractions |
| CN115424330A (en) * | 2022-09-16 | 2022-12-02 | 郑州轻工业大学 | Single-mode face in-vivo detection method based on DFMN and DSD |
| CN115424330B (en) * | 2022-09-16 | 2023-08-11 | 郑州轻工业大学 | Single-mode face living body detection method based on DFMN and DSD |
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