CN211149498U

CN211149498U - Teaching quality scoring device based on face recognition

Info

Publication number: CN211149498U
Application number: CN201921677963.XU
Authority: CN
Inventors: 徐健
Original assignee: Nanjing Muzhou Software Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-07-31
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a teaching quality scoring device based on face recognition, which comprises a center block, wherein a rectangular cavity is arranged on the front side wall of the center block, a fixed plate is fixedly arranged on the inner side wall of the rectangular cavity, a display screen is embedded on the lower side of the front side wall of the fixed plate, a camera is embedded on the upper side of the front side wall of the fixed plate, a rectangular groove is arranged on the rear side wall of the center block, a movable plate is spliced and assembled on the inner side wall of the rectangular groove, and a sucking disc is fixedly arranged on the rear side wall of the movable plate, through a processor, a wireless receiver, the display screen, a camera structure and a related system, the functions of face recognition and data query are realized, the device is convenient to carry through the structures of the rectangular groove, the movable plate, the sucking disc, the movable block, the movable rod and the fixed block, and the sucking disc can be moved out after, the device can conveniently adopt various using modes and can complete inquiry more simply and conveniently.

Description

Teaching quality scoring device based on face recognition

Technical Field

The utility model relates to an utensil technical field is graded in the teaching specifically is a teaching quality grading device based on face identification.

Background

In school, every school period can all carry out the student to mr's etc. grade, and lead to mr's etc. grade, and generally through the inquiry of surfing the net during inquiry evaluation, but because mr is very many, consequently can be comparatively loaded down with trivial details when the inquiry, bring inconvenience for the inquirer, if can design one kind utilize face identification, make things convenient for the inquiry, and conveniently carry and fixed teaching quality grading device, just can solve this type of problem, for this, we propose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching quality grading device based on face identification to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a teaching quality scoring device based on face recognition comprises a center block, wherein a rectangular cavity is formed in the front side wall of the center block, a fixed plate is fixedly mounted on the inner side wall of the rectangular cavity, a processor and a wireless receiver are fixedly mounted on the rear side wall of the inner cavity of the rectangular cavity, a display screen is embedded into the lower side of the front side wall of the fixed plate, a camera is embedded into the upper side of the front side wall of the fixed plate, the processor is respectively connected with the wireless receiver, the display screen and the camera through wires, a rectangular groove is formed in the rear side wall of the center block, a movable plate is assembled in an inserted manner on the inner side wall of the rectangular groove, a sucker is fixedly mounted on the rear side wall of the movable plate, a movable block is fixedly mounted on the front side wall of the movable plate, elastic bands are uniformly and fixedly mounted between the front side wall of the movable block and the front, the lower extreme fixed mounting of movable rod has the fixed block, the lower lateral wall of fixed block is the inclined plane that the slope is the same with the upper and lower lateral wall of movable block, and the lower lateral wall laminating of fixed block in the last lateral wall of movable block, the upper end fixed mounting of movable rod has the link.

Preferably, a handle is fixedly mounted on the lower side wall of the center block, a battery is assembled in the handle, and the battery is respectively connected to the processor, the wireless receiver, the display screen and the camera through wires.

Preferably, the upper side wall and the lower side wall of the inner cavity of the rectangular groove are symmetrically provided with sliding grooves, the upper side wall and the lower side wall of the movable plate are symmetrically and fixedly provided with sliding blocks, and the sliding blocks are inserted into the sliding grooves.

Preferably, the rear side wall of the movable plate is uniformly and fixedly provided with a cylindrical plate.

Preferably, the inside wall of center piece has seted up the draw-in groove, the rear side wall of movable rod has seted up the recess, lateral wall fixed mounting has the dead lever under the inner chamber of recess, the rear side wall fixed mounting of dead lever has the fixture block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure and relevant system are located to treater, wireless receiver, display screen and camera, have realized face identification and data query's function, through the structure of rectangular channel, fly leaf, sucking disc, movable block, movable rod and fixed block department, make this device portable, and with the movable rod back that moves down, can make the sucking disc shift out, make things convenient for this device to utilize the sucking disc to fix on smooth surface, make this device conveniently adopt multiple using-way, completion inquiry that can be more simple and convenient.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side sectional view of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. the device comprises a center block, 2, a rectangular cavity, 3, a fixing plate, 4, a processor, 5, a wireless receiver, 6, a display screen, 7, a camera, 8, a rectangular groove, 9, a movable plate, 10, a sucker, 11, a movable block, 12, a movable rod, 13, a fixing block, 14, a hanging ring, 15, a handle, 16, a battery, 17, a sliding groove, 18, a sliding block, 19, a cylindrical plate, 20, a clamping groove, 21, a groove, 22, a fixing rod, 23, a clamping block, 24 and an elastic band.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a teaching quality scoring device based on face recognition comprises a center block 1, wherein a rectangular cavity 2 is formed in the front side wall of the center block 1, a fixing plate 3 is fixedly installed on the inner side wall of the rectangular cavity 2, a processor 4 and a wireless receiver 5 are fixedly installed on the rear side wall of an inner cavity of the rectangular cavity 2, a face recognition system is installed in the processor 4, the system is in the prior known technology, therefore, repeated description is not carried out on the system, the wireless receiver 5 is also in the prior known technology, has the function of sending a wireless signal and is often installed at a USB joint, the internal structure of the wireless receiver is installed in the rectangular cavity 2 to realize connection with an external network, the device can effectively guide related scoring information into the device during query, a display screen 6 is embedded into the lower side wall of the front side wall of the fixing plate 3, and the display screen 6 is used for displaying information received by the wireless receiver 5 after the information is processed by the processor 4, the upper side of the front side wall of the fixed plate 3 is embedded with a camera 7, the camera 7 is used for shooting a human face, then the processor 4 is identified in a same structure, the processor 4 is respectively connected with the wireless receiver 5, the display screen 6 and the camera 7 through wires, the rear side wall of the central block 1 is provided with a rectangular groove 8, the inner side wall of the rectangular groove 8 is provided with a movable plate 9 in an inserting manner, the movable plate 9 can move back and forth in the rectangular groove 8, the rear side wall of the movable plate 9 is fixedly provided with a suction cup 10, after the movable plate 9 moves back, the suction cup 10 can be exposed from the rectangular groove 8, then the device can be fixed on a smooth surface by using the suction cup 10, the device is convenient for people to use after being fixed, the front side wall of the movable plate 9 is fixedly provided with a movable block 11, elastic belts 24 are uniformly and fixedly arranged between the front side wall of the movable block 11, at this time, the elastic band 24 is in a normal state, the movable rod 12 is inserted into the upper side wall of the central block 1, the movable rod 12 can move up and down, the lower end of the movable rod 12 is fixedly provided with the fixed block 13, the lower side wall of the fixed block 13 and the upper and lower side walls of the movable block 11 are inclined planes with the same slope, and the lower side wall of the fixed block 13 is attached to the upper side wall of the movable block 11, as shown in fig. 2, after the movable rod 12 moves down, the movable block 11 and the movable plate 9 are driven to move backwards by the effect of the inclined planes, so that the suction cup 10 is exposed, and after the movable rod 12 moves up, the movable plate 9 and the movable block 11 can be reset under the elastic force of the elastic band 24, the upper end of the movable rod 12 is fixedly provided with the hanging ring 14, and the.

Specifically, the handle 15 is fixedly installed on the lower side wall of the center block 1, the device is convenient to carry through the handle 15, the battery 16 is assembled inside the handle 15, the battery 16 is respectively connected to the processor 4, the wireless receiver 5, the display screen 6 and the camera 7 through wires, the battery 16 supplies power for the processor 4, the wireless receiver 5, the display screen 6 and the camera 7, a plurality of buttons are installed on the surface of the handle 15, the display screen 6, the camera 7 and other structures can be conveniently controlled, and the device is also used for scoring and other operations.

Specifically, sliding grooves 17 are symmetrically formed in upper and lower side walls of an inner cavity of the rectangular groove 8, sliding blocks 18 are symmetrically and fixedly mounted on the upper and lower side walls of the movable plate 9, and the sliding blocks 18 are inserted into the sliding grooves 17 to limit the movement and the movement range of the movable plate 9.

Specifically, the rear side wall of the movable plate 9 is uniformly and fixedly provided with a cylindrical plate 19, so that the operation of removing air from the suction cup 10 is facilitated.

Particularly, draw-in groove 20 has been seted up to the inside wall of center block 1, draw-in groove 20 is located the inside of the inserted through-hole of movable rod 12 on center block 1, the rear side wall of movable rod 12 is seted up flutedly 21, lateral wall fixed mounting has dead lever 22 under the inner chamber of flutedly 21, dead lever 22 has certain bending capacity, the rear side wall fixed mounting of dead lever 22 has fixture block 23, fixture block 23 is hemispherical, make it can block in draw-in groove 20, when moving movable rod 12 hard simultaneously, fixture block 23 also can follow draw-in groove 20 and shift out.

The working principle is as follows: this teaching quality grading device based on face identification, utilize camera 7 to carry out face identification to people, and export this people's relevant score information after treater 4 and wireless receiver 5's effect, show on display screen 6, in addition, this device can carry through handle 15 at ordinary times, also can hang the rope on link 14 and carry, avoid losing, fix it on smooth surface when needs, make people use, move down movable rod 12, make fixture block 23 move to in draw-in groove 20, drive movable block 11 and fly leaf 9 backward under the effect on fixed block 13 and inclined plane this moment, make sucking disc 10 shift out from rectangular channel 8, later can utilize the sucking disc to fix this device on smooth surface, supply people to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a teaching quality grading device based on face identification which characterized in that: comprises a center block (1), a rectangular cavity (2) is arranged on the front side wall of the center block (1), a fixed plate (3) is fixedly arranged on the inner side wall of the rectangular cavity (2), a processor (4) and a wireless receiver (5) are fixedly arranged on the inner cavity rear side wall of the rectangular cavity (2), a display screen (6) is embedded in the lower side of the front side wall of the fixed plate (3), a camera (7) is embedded in the upper side of the front side wall of the fixed plate (3), the processor (4) is respectively connected with the wireless receiver (5), the display screen (6) and the camera (7) through wires, a rectangular groove (8) is arranged on the rear side wall of the center block (1), a movable plate (9) is inserted into the inner side wall of the rectangular groove (8), a sucker (10) is fixedly arranged on the rear side wall of the movable plate (9), a movable block (11) is fixedly arranged on the front side, the utility model discloses a building block, including the preceding lateral wall of movable block (11) and the inner chamber of rectangular channel (8), even fixed mounting has elastic webbing (24) between the lateral wall before the preceding lateral wall of movable block (11) and the inner chamber, the last lateral wall of center block (1) is pegged graft and is had movable rod (12), the lower extreme fixed mounting of movable rod (12) has fixed block (13), the lower lateral wall of fixed block (13) is the inclined plane that the slope is the same with the upper and lower lateral wall of movable block (11), and the lower lateral wall laminating of fixed block (13) in the last lateral wall of movable block (11), the upper end fixed mounting of movable rod (12) has link (14.

2. The teaching quality scoring device based on face recognition as recited in claim 1, wherein: the lower side wall of the center block (1) is fixedly provided with a handle (15), a battery (16) is assembled inside the handle (15), and the battery (16) is connected to the processor (4), the wireless receiver (5), the display screen (6) and the camera (7) through wires respectively.

3. The teaching quality scoring device based on face recognition as recited in claim 1, wherein: the upper side wall and the lower side wall of the inner cavity of the rectangular groove (8) are symmetrically provided with sliding grooves (17), the upper side wall and the lower side wall of the movable plate (9) are symmetrically and fixedly provided with sliding blocks (18), and the sliding blocks (18) are inserted into the sliding grooves (17).

4. The teaching quality scoring device based on face recognition as recited in claim 1, wherein: the rear side wall of the movable plate (9) is uniformly and fixedly provided with a cylindrical plate (19).

5. The teaching quality scoring device based on face recognition as recited in claim 1, wherein: draw-in groove (20) have been seted up to the inside wall of center block (1), the back lateral wall of movable rod (12) is seted up recess (21), lateral wall fixed mounting has dead lever (22) under the inner chamber of recess (21), the back lateral wall fixed mounting of dead lever (22) has fixture block (23).