CN207145901U - A kind of novel video instrument of micro- class - Google Patents

Abstract

The utility model discloses a novel video instrument for micro-classes, which comprises a box body, a switch is fixedly connected to the right end of the box body, a lifting device is arranged in the box body, and a support cylinder is slidingly sleeved on the lifting device The upper end of the box body is provided with a rotating device, the upper end of the support cylinder is fixedly connected with an angle adjustment device, the left end of the angle adjustment device is fixedly connected with a video instrument body, and the lifting device includes a motor, a threaded rod, a limiter The bit ring, the lifting plate and the support rod, the motor and the switch are connected in series with the external power supply through wires, and the end of the rotating shaft of the motor is fixedly connected with a threaded rod. The new type of video equipment used in micro-classes can adjust the height of the video device with a lifting device, which is convenient for height adjustment when recording micro-classes, and has flexibility; the use of rotating devices can change the recording scene and enrich the recorded content, so that students can pass Micro-classes feel more learning atmosphere.

Description

A new type of video equipment for micro class

technical field

The utility model relates to the technical field of video instruments, in particular to a novel video instrument for micro-classes.

Background technique

Micro-class refers to the new curriculum standards and teaching practice requirements, using multimedia resources as the main carrier to record the wonderful teaching and learning activities carried out by teachers around a certain knowledge point (key, difficult and doubtful point) or teaching link in the process of education and teaching inside and outside the classroom. The whole process of learning activities.

It is necessary to use video equipment when recording micro-classes, but the current video equipment is mostly fixed structure, which is inconvenient to convert and adjust according to the recording situation. , is not flexible.

Utility model content

The purpose of this utility model is to provide a new type of video equipment for micro-classes, to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a new type of video equipment for micro class, including a box, the right end of the box is fixedly connected with a switch, the box is provided with a lifting device, the lifting The device is slidingly sleeved with a support tube, the upper end of the box is provided with a rotating device, the upper end of the support tube is fixedly connected with an angle adjustment device, the left end of the angle adjustment device is fixedly connected with a video instrument body, and the lifting The device includes a motor, a threaded rod, a limit ring, a lifting plate and a support rod. The motor and the switch are connected in series with an external power supply through wires. The limit ring, the threaded rod is threadedly connected with a lifting plate, the lifting plate is slidably connected with the inner wall of the box, the upper end of the lifting plate is fixedly connected with a support rod, and the support rod is slidably socketed with the support tube.

Preferably, the rotating device includes a knob, a positioning shaft, a first gear, a second gear, a limit frame, a locking tooth, a pull rod, a spring and a slot, the lower end of the knob is fixedly connected with a positioning shaft, and the positioning shaft A first gear is fixedly sleeved on the top, and the right end of the first gear is meshed with a second gear. The second gear is provided with a card slot, and the card slot is slidingly socketed with the outer side of the support cylinder. The second gear The lower end of the first gear is close to the limit frame, the limit frame is fixedly connected with the box body, the left end of the first gear is engaged with a locking tooth, the left end of the locking tooth is fixedly connected with a pull rod, and the outer side of the pull rod is sleeved with a spring, and the pull rod is slidably connected with the box body.

Preferably, the angle adjustment device includes a support seat, a moving rod, a rocker, a limit sleeve, a push rod, a hinged rod and a chute, the support seat is fixedly connected to the support cylinder, and the upper end of the support seat is slidably connected with A moving rod, a rocker is movably sleeved on the moving rod, a limit sleeve is fixedly sleeved on the rocking rod, the rocking rod and the support cylinder are connected by threads, and the end face of the moving rod is fixedly connected with a push rod, The push rod is slidably connected with a hinged rod, which is hinged to the support cylinder, and the hinged rod is provided with a chute, and the chute is slidably connected with the push rod.

Compared with the prior art, the utility model has the beneficial effects that: the new video instrument used in the micro-class can adjust the height of the video instrument by using a lifting device, which is convenient for height adjustment when recording the micro-class, and has flexibility; The device can change the recording scene and enrich the recorded content, so that students can feel more learning atmosphere through micro-classes.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a sectional view of the overall structure of the utility model;

Fig. 3 is a top view of the support cylinder of the present utility model;

Fig. 4 is a top view of the locking teeth of the present invention.

In the figure: 1 box body, 2 switch, 3 lifting device, 31 motor, 32 threaded rod, 33 limit ring, 34 lifting plate, 35 support rod, 4 support cylinder, 5 rotating device, 51 knob, 52 positioning shaft, 53 The first gear, 54 the second gear, 55 limit frame, 56 locking teeth, 57 pull rod, 58 spring, 59 card slot, 6 angle adjustment device, 61 support seat, 62 moving rod, 63 rocker, 64 limit sleeve, 65 push rods, 66 articulated rods, 67 chutes, 7 video instrument bodies.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

Please refer to Figures 1-4, the utility model provides a technical solution: a new type of video equipment for micro-classes, including a box body 1, the right end of the box body 1 is fixedly connected with a switch 2, which is a forward and reverse switch, and the model is HY2-8, the box body 1 is equipped with a lifting device 3, the lifting device 3 includes a motor 31, a threaded rod 32, a limit ring 33, a lifting plate 34 and a support rod 35, the motor 31 and the switch 2 are connected in series with an external power supply through wires , the motor 31 is a forward and reverse motor, the model is JD-50-70KTYZ, the end of the rotating shaft of the motor 31 is fixedly connected with a threaded rod 32, and the threaded rod 32 is fixedly sleeved with a limit ring 33 to limit the lifting plate 34. The rod 32 is threadedly connected with a lifting plate 34, the lifting plate 34 is slidably connected with the inner wall of the box body 1, the upper end of the lifting plate 34 is fixedly connected with a support rod 35, the support rod 35 is slidingly socketed with the support cylinder 4, and the lifting device 3 slides The support cylinder 4 is sleeved, and the upper end of the box body 1 is provided with a rotating device 5. The rotating device 5 includes a knob 51, a positioning shaft 52, a first gear 53, a second gear 54, a limit frame 55, a locking tooth 56, and a pull rod 57 , the spring 58 and the draw-in groove 59, the lower end of the knob 51 is fixedly connected with the positioning shaft 52, the positioning shaft 52 is fixedly sleeved with the first gear 53, the right end of the first gear 53 is meshed with the second gear 54, and the second gear 54 is set There is a card slot 59, the card slot 59 is slidingly socketed with the outside of the support cylinder 4, the lower end of the second gear 54 is close to the limit frame 55, and the second gear 54 is limited, and the limit frame 55 is fixedly connected with the box body 1 , the left end of the first gear 53 is meshed with a locking tooth 56, the left end of the locking tooth 56 is fixedly connected with a pull rod 57, and the outer side of the pull rod 57 is sleeved with a spring 58, which has a compression elastic effect, and the pull rod 57 is slidingly connected with the box body 1. The upper end of 4 is fixedly connected with angle adjustment device 6, and angle adjustment device 6 comprises support base 61, moving rod 62, rocking bar 63, limit sleeve 64, push rod 65, hinged rod 66 and chute 67, support base 61 and support The barrel 4 is fixedly connected, the upper end of the support seat 61 is slidingly connected with a moving rod 62, the moving rod 62 is movably sleeved with a rocker 63, and the rocker 63 is fixedly sleeved with a limit sleeve 64, and the rocker 63 and the support tube 4 are threaded. connection, the end face of the moving rod 62 is fixedly connected with a push rod 65, and the push rod 65 is slidably connected with a hinged rod 66, which is hinged with the support cylinder 4, and the hinged rod 66 is provided with a chute 67, which slides with the push rod 65 Connect, the left end of angle adjusting device 6 is fixedly connected with video apparatus body 7.

When the utility model is actually implemented: when it is necessary to adjust the height of the video instrument body 7, start the forward rotation switch of the switch 2, the motor 31 works, the threaded rod 32 rotates, and the threaded movement occurs with the lifting plate 34, generating relative displacement, lifting The board 34 moves upward, the support rod 35 moves upward, the support cylinder 4 moves upward, and the video instrument body 7 moves upward to realize height adjustment, which is convenient and fast, and has better flexibility; when it is necessary to change the shooting angle of view, pull the pull rod 57 to the left , the locking tooth 56 moves to the left to leave the first gear 53, the spring 58 is compressed, the knob 51 is rotated, the positioning shaft 52 is rotated, the first gear 53 is rotated, and the second gear 54 is driven to rotate, the support cylinder 4 is rotated, and the angle adjustment device 6 is rotated. The video instrument body 7 rotates to adjust the viewing angle. After the adjustment is completed, the pull rod 57 is released, and under the elastic force of the spring 58, the locking tooth 56 moves to the right, and the first gear 53 is clamped to fix it. The recording scene can be changed and enriched. The recorded content enables students to feel more learning atmosphere through micro-classes; when it is necessary to adjust the inclination angle of the video instrument body 7, the rocker 63 is rotated, and the rocker 63 and the support cylinder 4 undergo a threaded movement to generate a relative displacement. The rocker 63 moves to the right, the moving rod 62 moves to the right along the support seat 61, the push rod 65 moves to the right and pushes the hinged rod 66 through the chute 67, and the hinged rod 66 deflects, so that the video instrument body 7 deflects to realize tilting Angle adjustment.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (3)

1. a kind of novel video instrument of micro- class, including casing (1), it is characterised in that：The right-hand member of the casing (1), which is fixed, to be connected Switch (2) is connected to, is provided with lowering or hoisting gear (3) in the casing (1), slip cap is connected to support tube on the lowering or hoisting gear (3) (4), the upper end of the casing (1) is provided with rotating device (5), and the upper end of the support tube (4) is fixedly connected with angular adjustment Device (6), the left end of the angle regulator (6) are fixedly connected with video instrument body (7), and the lowering or hoisting gear (3) includes Motor (31), threaded rod (32), spacing ring (33), lifter plate (34) and support bar (35), the motor (31) and switch (2) are logical Cross wire to be connected in series with external power supply, the shaft end of the motor (31) is fixedly connected with threaded rod (32), the screw thread Fixedly sleeved restraining position ring block (33) on bar (32), the threaded rod (32) have been connected through a screw thread lifter plate (34), the lifting The inwall of plate (34) and casing (1) is slidably connected, and the upper end of the lifter plate (34) is fixedly connected with support bar (35), the branch Strut (35) is slidably socketed with support tube (4).

A kind of 2. novel video instrument of micro- class according to claim 1, it is characterised in that：The rotating device (5) Including knob (51), locating shaft (52), first gear (53), second gear (54), position-limited rack (55), latch (56), pull bar (57), spring (58) and neck (59), the lower end of the knob (51) are fixedly connected with locating shaft (52), the locating shaft (52) Upper fixed cover is connected to first gear (53), and the right-hand member of the first gear (53) is engaged with second gear (54), second tooth Wheel (54) be provided with neck (59), the neck (59) with being slidably socketed on the outside of support tube (4), the second gear (54) Lower end is glued with position-limited rack (55), and the position-limited rack (55) is fixedly connected with casing (1), and the left end of the first gear (53) is nibbled Conjunction has latch (56), and the left end of the latch (56) is fixedly connected with pull bar (57), bullet is socketed with the outside of the pull bar (57) Spring (58), the pull bar (57) are slidably connected with casing (1).

A kind of 3. novel video instrument of micro- class according to claim 1, it is characterised in that：The angle regulator (6) support base (61), mobile bar (62), rocking bar (63), stop collar (64), push rod (65), hinge bar (66) and chute are included (67), the support base (61) is fixedly connected with support tube (4), and the upper end of the support base (61) slidably connects mobile bar (62), movable sleeve is connected to rocking bar (63) on the mobile bar (62), fixedly sleeved limited location set (64) on the rocking bar (63), institute State rocking bar (63) to be connected through a screw thread with support tube (4), the end face of the mobile bar (62) is fixedly connected with push rod (65), described Push rod (65) slidably connects hinge bar (66), and the hinge bar (66) is be hinged with support tube (4), and the hinge bar (66) is set There is chute (67), the chute (67) is slidably connected with push rod (65).