Recording and broadcasting classroom management system based on smart classroom

Abstract

The invention discloses a recording and broadcasting classroom management system based on a smart classroom, relates to the technical field of classroom management equipment, and aims to solve the technical problem that the observation angle is relatively single due to the fact that observation equipment in a classroom is generally fixed when student performance is observed, and the recording and broadcasting classroom management system comprises a sliding rail, two supporting plates are movably arranged on the two sides of the sliding rail, the two supporting plates are fixedly connected through a supporting rod, and a moving mechanism is movably arranged between the two supporting plates. The moving mechanism comprises a first motor, a mute unit and an expansion unit. Through the arrangement of the moving mechanism, the movable observation function and the omnibearing management effect on students in a classroom are achieved, meanwhile, through the mute unit, buffering and damping are conducted when the observation equipment moves, the noise reduction effect is achieved, the situation that the learning environment of the students is affected due to the fact that noise is too large in the movement process of the observation equipment is avoided, and through the expansion unit, the teaching effect is improved. Therefore, the device can observe the effect in multiple directions, and the practicability and universality of the device can be improved.

Description

Technical Field

[0001] The present invention relates to the technical field of classroom management equipment, and more specifically, to a recording and broadcasting classroom management system based on a smart classroom. Background Art

[0002] With the rise of the concept of smart classrooms, teaching models have changed a lot; smart classrooms integrate a variety of advanced information technologies, such as interactive electronic whiteboards, online learning platforms, intelligent teaching software, etc.; in this case, the recording of the teaching process cannot be limited to simple video shooting.

[0003] At present, when using classroom management equipment to pay attention to students' expressions, demeanor, movements, and performance in class, students are generally observed through two diagonal and fixed cameras in the classroom. As a result, the observation angle is relatively single during use, and it is impossible to observe students' performance from multiple angles. In view of this, we propose a recording and broadcasting classroom management system based on smart classrooms. Summary of the invention

[0004] The purpose of the present invention is to provide a recording and broadcasting classroom management system based on a smart classroom to solve the technical problem that when observing student performance, the observation equipment in the classroom is usually fixed, resulting in a relatively single observation angle.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: A recording and broadcasting classroom management system based on a smart classroom, comprising a slide rail, two support plates are flexibly provided on both sides of the slide rail, and the two support plates are fixedly connected by a support rod, and a moving mechanism is flexibly provided between the two support plates;

[0006] The moving mechanism comprises a first motor, a mute unit and an expansion unit; the first motor is fixedly connected to one side of one of the support plates, the mute unit is movably arranged in the holes of the two support plates, and the expansion unit is fixedly arranged at the bottom of the two support plates;

[0007] The two wheels are movably connected to the bottom surface of the sliding rail, and the two wheels are movably connected to the bottom surface of the sliding rail.

[0008] Preferably, the silent unit includes a plurality of air springs, each of the air springs being movably connected to the first pulley and the second pulley close to the support plate through a first bearing, and one end of each air spring is movably sleeved in the hole on the support plate, and one end of each air spring close to the support plate is fixedly connected to a plurality of fixing rods through a fixing plate, and the fixing rods are distributed in a circular array.

[0009] Preferably, the inner wall of the support plate is fixedly connected with a plurality of movable rods in a circular array, and one ends of the plurality of movable rods are movably connected to the end surfaces of the first transmission rod and the second transmission rod respectively through second bearings, and the plurality of movable rods are movably sleeved on the inner wall of the fixed rod respectively, and first springs are movably sleeved at both ends of the plurality of movable rods respectively, and one end of every two first springs is fixedly connected to the fixed rod.

[0010] Preferably, the expansion unit comprises three mounting frames, the three mounting frames are fixedly connected to the bottom of two support plates, one side of the three mounting frames is fixedly connected to a second motor respectively, and an output end of each second motor is fixedly connected to a worm.

[0011] Preferably, the bottoms of the three mounting frames are commonly fixedly connected with a support plate, the inner wall of the support plate is movably sleeved with a first transmission cylinder, the side surface of the first transmission cylinder is movably sleeved with a second transmission cylinder, the top of the first transmission cylinder is fixedly connected with a first bevel gear, and the second transmission cylinder is fixedly sleeved with a second bevel gear at one end close to the first bevel gear.

[0012] Preferably, a third bevel gear is movably sleeved on the side surface of the second transmission cylinder, and the first bevel gear, the second bevel gear and the third bevel gear are respectively meshed with three worm gears, and two first arc plates are provided at the bottom of the third bevel gear, and the two first arc plates are movably connected by a first pin.

[0013] Preferably, one of the first arc-shaped plates is fixedly connected to the bottom of the third bevel gear, a first support ring is fixedly connected to the bottom of the first transmission cylinder, two second arc-shaped plates are arranged at the bottom of the first support ring, and the two second arc-shaped plates are movably connected by a second pin, and a second support ring is fixedly sleeved on one end of the second transmission cylinder away from the first bevel gear.

[0014] Preferably, two third arc plates are fixedly connected to the bottom of the second support ring, and the two third arc plates are movably connected via a third latch, and one of the third arc plates is fixedly connected to the bottom of the second support ring, and a camera is movably connected between the first arc plate, the second arc plate and the third arc plate via a fourth latch.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The present invention realizes the movable observation function and the all-round management effect of students in the classroom by setting a mobile mechanism. At the same time, through the mute unit, the noise reduction effect is achieved by buffering and shock absorbing the observation equipment when it moves, so as to avoid excessive noise during the movement of the observation equipment, which affects the students' learning environment. Moreover, through the expansion unit, the device can achieve multi-directional observation effects, which is conducive to improving the practicability and extensiveness of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0018] Figure 2 It is a schematic diagram of a three-dimensional partial explosion structure of the present invention;

[0019] Figure 3 For the present invention Figure 2 A is an enlarged structural diagram;

[0020] Figure 4 It is a schematic diagram of a three-dimensional partial explosion-enlarged structure of the expansion unit of the present invention;

[0021] Figure 5 It is a schematic diagram of the three-dimensional explosion-enlarged structure of the expansion unit of the present invention.

[0022] Explanation of the numbers in the figure: 1. slide rail; 2. support plate; 3. moving mechanism; 301. first motor; 302. first transmission rod; 303. first pulley; 304. second transmission rod; 305. second pulley; 306. roller; 307. first transmission belt; 4. mute unit; 401. air spring; 402. fixed rod; 403. movable rod; 404. first spring; 5. expansion unit; 501. mounting frame; 502. second motor; 503. worm; 504. support plate; 505. first transmission cylinder; 506. second transmission cylinder; 507. first bevel gear; 508. second bevel gear; 509. third bevel gear; 510. first arc plate; 511. first support ring; 512. second arc plate; 513. second support ring; 514. third arc plate; 515. camera. DETAILED DESCRIPTION

[0023] like Figures 1 to 5 As shown, the present invention relates to a recording and broadcasting classroom management system based on a smart classroom, comprising a slide rail 1, two support plates 2 are flexibly provided on both sides of the slide rail 1, and the two support plates 2 are fixedly connected by a support rod 201, and a moving mechanism 3 is flexibly provided between the two support plates 2;

[0024] The moving mechanism 3 includes a first motor 301, a mute unit 4 and an expansion unit 5; the first motor 301 is fixedly connected to one side of one of the support plates 2, the mute unit 4 is movably arranged in the holes on the two support plates 2, and the expansion unit 5 is fixedly arranged at the bottom of the two support plates 2;

[0025] The output end of the first motor 301 is fixedly connected to a first transmission rod 302, and both ends of the first transmission rod 302 are movably sleeved in the holes on the two support plates 2, the side surface of the first transmission rod 302 is symmetrically structured and fixedly sleeved with two first pulleys 303, and the two first pulleys 303 are movably connected to the top surface of the slide rail 1, the opposite side of the two support plates 2 is symmetrically structured and movably sleeved with a second transmission rod 304, the side surfaces of the two second transmission rods 304 are symmetrically structured and fixedly sleeved with two second pulleys 305, and the second pulleys 305 are movably connected to the bottom surface of the slide rail 1, one end of the first transmission rod 302 and the second pulley 305 is respectively fixedly connected with a roller 306, and a plurality of rollers 306 are movably sleeved with a first transmission belt 307. The present invention realizes a movable observation function and an all-round management effect on students in the classroom by setting a moving mechanism 3. , through the mute unit 4, by buffering and shock absorbing the observation equipment when it moves, the noise reduction effect is achieved, so as to avoid excessive noise during the movement of the observation equipment, which affects the students' learning environment. And through the expansion unit 5, the device can achieve multi-directional observation effects, which is beneficial to improve the applicability and extensiveness of the device. During installation, the slide rail 1 is installed on the roof beam of the classroom by bolts. When in use, the first motor 301 is first operated through the external circuit mechanism, and the first motor 301 drives the first transmission rod 302 to rotate, and drives one of the rollers 306 to rotate, and through the transmission function of the first transmission belt 307, several rollers 306 are rotated, and then the second transmission rod 304 is driven to rotate, so that the second pulley 305 rotates on the surface of the slide rail 1, and then through the first pulley 303 and the second pulley 305, the camera 515 reciprocates on the slide rail 1.

[0026] As another embodiment of the present invention, the silent unit 4 includes a plurality of air springs 401, each of which is movably connected to the first pulley 303 and the second pulley 305 near the support plate 2 through a first bearing, and one end of each air spring 401 is movably sleeved in a hole on the support plate 2, and one end of each air spring 401 near the support plate 2 is fixedly connected to a plurality of fixed rods 402 through a fixing plate, and the fixed rods 402 are distributed in an annular array, and the inner wall of the support plate 2 is fixedly connected to a plurality of movable rods 403 in an annular array, and one end of the plurality of movable rods 403 is movably connected to the end surfaces of the first transmission rod 302 and the second transmission rod 304 through a second bearing, and the plurality of movable rods 40 3 are respectively movably sleeved on the inner wall of the fixed rod 402, and the first springs 404 are movably sleeved at both ends of the plurality of movable rods 403, and one end of each of the two first springs 404 is fixedly connected to the fixed rod 402. When the camera 515 is moving, the first pulley 303 and the second pulley 305 will generate noise due to vibration, and the first pulley 303 and the second pulley 305 are buffered by the air spring 401, and the movable rod 403 moves inside the fixed rod 402, and the first spring 404 applies a force to the movable rod 403, so that the first pulley 303 and the second pulley 305 achieve a buffering effect during the movement, thereby avoiding noise and affecting the students' learning environment.

[0027] As another embodiment of the present invention, the expansion unit 5 includes three mounting frames 501, which are fixedly connected to the bottom of the two support plates 2. The three mounting frames 501 are fixedly connected to the second motors 502 on one side, and the output end of each second motor 502 is fixedly connected to the worm 503. The bottom of the three mounting frames 501 is fixedly connected to the support plate 504, and the inner wall of the support plate 504 is movably sleeved with the first transmission cylinder 505, and the side surface of the first transmission cylinder 505 is movably sleeved with the second transmission cylinder 506, and the top of the first transmission cylinder 505 is fixedly connected to the first bevel gear 507, and the second transmission cylinder 506 is close to the first bevel gear 5 07 has a second bevel gear 508 fixedly sleeved on one end, a third bevel gear 509 movably sleeved on the side surface of the second transmission cylinder 506, and the first bevel gear 507, the second bevel gear 508 and the third bevel gear 509 are respectively meshed and connected with the three worms 503, two first arc plates 510 are arranged at the bottom of the third bevel gear 509, and the two first arc plates 510 are movably connected by a first latch, one of the first arc plates 510 is fixedly connected to the bottom of the third bevel gear 509, a first support ring 511 is fixedly connected to the bottom of the first transmission cylinder 505, and two second arc plates 512 are arranged at the bottom of the first support ring 511, and The two second curved plates 512 are movably connected by a second latch, a second support ring 513 is fixedly sleeved on one end of the second transmission cylinder 506 away from the first bevel gear 507, two third curved plates 514 are fixedly connected to the bottom of the second support ring 513, and the two third curved plates 514 are movably connected by a third latch, and one of the third curved plates 514 is fixedly connected to the bottom of the second support ring 513, and a camera 515 is movably connected between the first curved plate 510, the second curved plate 512 and the third curved plate 514 through a fourth latch, and during the movement of the camera 515, a plurality of The second motor 502 works independently, and the worm 503 is driven to rotate by the second motor 502. Since the three worms 503 are respectively meshed with the first bevel gear 507, the second bevel gear 508 and the third bevel gear 509 for transmission, the first bevel gear 507, the second bevel gear 508 and the third bevel gear 509 rotate independently. Among them, the first bevel gear 507 and the second bevel gear 508 respectively drive the first transmission cylinder 505 and the second transmission cylinder 506 to rotate, so that the first arc plate 510, the second arc plate 512 and the third arc plate 514 move respectively, so that the camera 515 rotates at an angle, realizing the function of multi-directional shooting.

[0028] Working principle: This embodiment provides a recording and broadcasting classroom management system based on a smart classroom. During installation, the slide rail 1 is installed on the classroom roof beam by bolts. During use, the first motor 301 is first operated through an external circuit mechanism. The first motor 301 drives the first transmission rod 302 to rotate, and drives one of the rollers 306 to rotate, and through the transmission function of the first transmission belt 307, a plurality of rollers 306 are rotated, and then the second transmission rod 304 is driven to rotate, so that the second pulley 305 rotates on the surface of the slide rail 1, and then through the first pulley 303 and the second pulley 305, the camera 515 reciprocates on the slide rail 1. During the movement of the camera 515, the first pulley 303 and the second pulley 305 will generate noise due to vibration, and the first pulley 303 and the second pulley 305 are buffered by the air spring 401, and the movable rod 403 moves inside the fixed rod 402. , and the first spring 404 applies a force to the movable rod 403, so that the first pulley 303 and the second pulley 305 achieve a buffering effect during the movement, thereby avoiding noise and affecting the students' learning environment. During the movement of the camera 515, the external circuit mechanism is used to make the second motors 502 work independently, and the second motor 502 drives the worm 503 to rotate. Since the three worms 503 are respectively engaged with the first bevel gear 507, the second bevel gear 508 and the third bevel gear 509 for transmission, the first bevel gear 507, the second bevel gear 508 and the third bevel gear 509 rotate independently, wherein the first bevel gear 507 and the second bevel gear 508 respectively drive the first transmission cylinder 505 and the second transmission cylinder 506 to rotate, so that the first arc plate 510, the second arc plate 512 and the third arc plate 514 move respectively, so that the camera 515 rotates at an angle, realizing the function of multi-directional shooting.

[0029] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A recording and broadcasting classroom management system based on smart classroom, characterized in that: It comprises a slide rail (1), two support plates (2) are flexibly provided on both sides of the slide rail (1), the two support plates (2) are fixedly connected via a support rod (201), and a moving mechanism (3) is flexibly provided between the two support plates (2); The moving mechanism (3) comprises a first motor (301), a mute unit (4) and an expansion unit (5); the first motor (301) is fixedly connected to one side of one of the support plates (2), the mute unit (4) is movably arranged in holes on the two support plates (2), and the expansion unit (5) is fixedly arranged at the bottom of the two support plates (2); The output end of the first motor (301) is fixedly connected with a first transmission rod (302), and the two ends of the first transmission rod (302) are respectively movably sleeved in the holes on the two support plates (2); the side surface of the first transmission rod (302) is symmetrically structured and fixedly sleeved with two first pulleys (303), and the two first pulleys (303) are movably connected to the top surface of the slide rail (1); the opposite sides of the two support plates (2) are symmetrically structured and movably sleeved with a second transmission rod (304); the side surfaces of the two second transmission rods (304) are respectively symmetrically structured and fixedly sleeved with two second pulleys (305), and the second pulleys (305) are movably connected to the bottom surface of the slide rail (1); one end of the first transmission rod (302) and the second pulley (305) are respectively fixedly connected with rollers (306), and a plurality of the rollers (306) are movably sleeved with a first transmission belt (307).

2. According to the recording and broadcasting classroom management system based on the smart classroom of claim 1, it is characterized in that: The silent unit (4) comprises a plurality of air springs (401), each of the air springs (401) being movably connected to a first pulley (303) and a second pulley (305) on a side close to the support plate (2) via a first bearing, and one end of each air spring (401) being movably sleeved in a hole on the support plate (2), and one end of each air spring (401) close to the support plate (2) being fixedly connected to a plurality of fixing rods (402) via a fixing plate, and the fixing rods (402) being distributed in a ring array.

3. According to the recording and broadcasting classroom management system based on the smart classroom of claim 2, it is characterized in that: The inner wall of the support plate (2) is fixedly connected with a plurality of movable rods (403) in a circular array, and one end of the plurality of movable rods (403) is movably connected to the end surfaces of the first transmission rod (302) and the second transmission rod (304) through a second bearing, and the plurality of movable rods (403) are movably sleeved on the inner wall of the fixed rod (402), and first springs (404) are movably sleeved at both ends of the plurality of movable rods (403), and one end of each two first springs (404) is fixedly connected to the fixed rod (402).

4. According to the recording and broadcasting classroom management system based on the smart classroom of claim 3, it is characterized in that: The expansion unit (5) comprises three mounting frames (501), the three mounting frames (501) being fixedly connected to the bottom of two support plates (2), one side of the three mounting frames (501) being fixedly connected to a second motor (502) respectively, and the output end of each second motor (502) being fixedly connected to a worm (503).

5. According to the recording and broadcasting classroom management system based on the smart classroom of claim 4, it is characterized in that: The bottoms of the three mounting frames (501) are commonly fixedly connected with a support plate (504); the inner wall of the support plate (504) is movably sleeved with a first transmission cylinder (505); the side surface of the first transmission cylinder (505) is movably sleeved with a second transmission cylinder (506); the top of the first transmission cylinder (505) is fixedly connected with a first bevel gear (507); and the second transmission cylinder (506) is fixedly sleeved with a second bevel gear (508) at one end close to the first bevel gear (507).

6. According to the recording and broadcasting classroom management system based on the smart classroom of claim 5, it is characterized in that: A third bevel gear (509) is movably sleeved on the side surface of the second transmission cylinder (506), and the first bevel gear (507), the second bevel gear (508) and the third bevel gear (509) are respectively meshed and connected with the three worm gears (503), and two first arc plates (510) are arranged at the bottom of the third bevel gear (509), and the two first arc plates (510) are movably connected via a first latch.

7. A recording and broadcasting classroom management system based on a smart classroom according to claim 6, characterized in that: One of the first arc-shaped plates (510) is fixedly connected to the bottom of the third bevel gear (509); a first support ring (511) is fixedly connected to the bottom of the first transmission tube (505); two second arc-shaped plates (512) are arranged at the bottom of the first support ring (511); the two second arc-shaped plates (512) are movably connected via a second latch; and a second support ring (513) is fixedly sleeved on one end of the second transmission tube (506) away from the first bevel gear (507).

8. A recording and broadcasting classroom management system based on a smart classroom according to claim 8, characterized in that: Two third curved plates (514) are fixedly connected to the bottom of the second support ring (513), and the two third curved plates (514) are movably connected via a third latch, and one of the third curved plates (514) is fixedly connected to the bottom of the second support ring (513), and a camera (515) is movably connected between the first curved plate (510), the second curved plate (512) and the third curved plate (514) via a fourth latch.

Images