CN212226640U - Multimedia teaching equipment distance adjusting device - Google Patents

Abstract

The utility model provides a multimedia teaching equipment distance adjusting device, includes horizontal adjusting part, one side lateral wall of horizontal adjusting part is fixed to be equipped with vertical adjusting part, the other side lateral wall is used for being fixed in the wall body, the outside end of vertical adjusting part is rotated and is equipped with the damping axle, the lateral wall of damping axle is fixed to be equipped with the projection blank, the lateral wall upper end of horizontal adjusting part is fixed to be equipped with the one end of connection structure, the other end of connection structure is fixed to be equipped with the montant, the lower extreme of montant articulates there is the projector, the articulated department of projector and montant links to each other with connection structure through angle adjusting part, the utility model provides a multimedia teaching equipment distance adjusting device can be according to the actual service condition, the position of adjustment projection blank, reaches the optimal visual effect, can control the projection angle of adjustment projector simultaneously, convenient and practical, and avoids manual adjustment such as ascending.

Description

Multimedia teaching equipment distance adjusting device

Technical Field

The utility model relates to a teaching technical field, concrete field is a multimedia teaching equipment distance adjusting device.

Background

The multimedia teaching is that in the teaching process, according to the characteristics of a teaching target and a teaching object, modern teaching media are reasonably selected and applied through teaching design, and are organically combined with the traditional teaching means to jointly participate in the whole teaching process, and various media information acts on students to form a reasonable teaching process structure so as to achieve the optimized teaching effect. The multimedia is an indispensable equipment concept of modern education technology education such as computers, projectors, slide projectors, showing tables, videos, broadcasting, films, electronic whiteboards, computers and the like, the modern education theory and technology are applied, and the teaching modernization theory and practice are realized through the design, development, application, management and evaluation of teaching processes and resources.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multimedia teaching equipment distance adjusting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multimedia teaching equipment distance adjusting device, includes horizontal adjusting part, one side lateral wall of horizontal adjusting part is fixed to be equipped with vertical adjusting part, and the opposite side lateral wall is used for being fixed in on the wall body, the outside end of vertical adjusting part rotates and is equipped with the damping axle, the lateral wall of damping axle is fixed to be equipped with the projection blank, the lateral wall upper end fixed of horizontal adjusting part is equipped with connection structure's one end, connection structure's opposite side end is fixed to be equipped with the montant, the lower extreme of montant articulates there is the projecting apparatus, the projecting apparatus links to each other with connection structure through angle adjusting part with the articulated department of montant.

Preferably, the transverse adjusting assembly comprises two first hydraulic cylinders, the two first hydraulic cylinders are fixedly assembled with the same wall body, and piston rods of the two first hydraulic cylinders are fixedly assembled with supporting blocks.

Preferably, the longitudinal adjusting component comprises a slide way, the slide way is fixedly assembled with the support block, a connecting plate is sleeved on the outer wall of the slide way, the connecting plate is rotatably assembled with the damping shaft, a second hydraulic cylinder is fixedly assembled at the lower end of the connecting plate, and the second hydraulic cylinder is connected with the slide way through a support.

Preferably, the angle adjusting assembly comprises a gear, the gear is fixedly assembled on the outer wall of a rotating shaft at the hinged position of the projector and the vertical rod, a third hydraulic cylinder is fixedly assembled at the lower end of the connecting structure, a rack is fixedly assembled on the side wall of a piston rod of the third hydraulic cylinder, and the rack is meshed with the gear.

Preferably, connection structure includes the riser, the one end and a piece lateral wall fixed assembly of riser, the fixed one end that is equipped with the connecting rod of the other end of riser, the other end and the montant fixed assembly of connecting rod, the lower extreme fixed assembly of wall body is equipped with a section of thick bamboo, the connecting rod runs through a section of thick bamboo, connecting rod and a section of thick bamboo clearance fit.

Preferably, a sliding rod is fixedly assembled at the inner side end of the supporting block and is inserted into the wall body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a multimedia teaching equipment distance adjusting device, through the effect of horizontal adjusting part and vertical adjusting part, can be according to the in service behavior, adjust the position of projection blank, reach the visual effect of optimum, through angle adjusting part, can be through the projection angle of control adjustment projecting apparatus, convenient and practical avoids the user to ascend a height etc. manual regulation, and dangerous and hard, through connection structure's connection effect, can guarantee that the distance between projecting apparatus and the projection blank remains the unanimity throughout, guarantees projected effect.

The utility model provides a multimedia teaching equipment is apart from adjusting device can be according to the in-service use condition, adjusts the position of projection blank, reaches the optimal visual effect, can control the projection angle of adjustment projecting apparatus simultaneously, and convenient and practical avoids the user to ascend a height etc. manual regulation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a top view of a projection whiteboard;

fig. 4 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: 1-wall body, 2-slide bar, 3-transverse adjusting component, 31-first hydraulic cylinder, 32-supporting block, 4-longitudinal adjusting component, 41-connecting plate, 42-second hydraulic cylinder, 43-bracket, 44-slideway, 5-angle adjusting component, 51-third hydraulic cylinder, 52-rack, 53-gear, 6-connecting structure, 61-connecting rod, 62-supporting cylinder, 63-vertical plate, 7-projection white plate, 8-damping shaft, 9-projector and 10-vertical rod.

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. 1-4, the present invention provides a technical solution: the utility model provides a multimedia teaching equipment distance adjusting device, including horizontal adjusting part 3, one side lateral wall of horizontal adjusting part 3 is fixed to be equipped with vertical adjusting part 4, the opposite side lateral wall is used for being fixed in on wall body 1, the outside end of vertical adjusting part 4 rotates and is equipped with damping axle 8, the lateral wall of damping axle 8 is fixed to be equipped with projection blank 7, the lateral wall upper end fixed of horizontal adjusting part 3 is equipped with connection structure 6's one end, connection structure 6's opposite side end fixed is equipped with montant 10, the lower extreme of montant 10 articulates there is projecting apparatus 9, projecting apparatus 9 links to each other with connection structure 6 through angle adjusting part 5 with montant 10's articulated department.

The functions of the transverse adjusting component 3 and the longitudinal adjusting component 4 can adjust the position of the projection white board 7 according to the using condition to achieve the optimal visual effect, the angle adjusting component 5 can control and adjust the projection angle of the projector 9, is convenient and practical, avoids the manual adjustment of ascending and the like of a user, is dangerous and laborious, ensures that the distance between the projector and the projection white board is always consistent due to the connecting function of the connecting structure 6, ensures the projection effect, can bend the projection white board 7 to any angle and automatically fix the projection white board 7 due to the function of the damping shaft 8, has strong practicability, can open the transverse adjusting component 3 or the longitudinal adjusting component 4 to adjust the position of the projection white board 7 according to the field condition when the equipment is required to work, and can drive the projector 9 to synchronously move through the connecting structure 6 when the projection white board 7 moves, after the position is determined, the angle adjusting assembly 5 is started, the irradiation angle of the projector 9 is adjusted, and the optimal visual effect is guaranteed.

Specifically, the transverse adjusting assembly 3 includes two first hydraulic cylinders 31, the two first hydraulic cylinders 31 are both fixedly assembled with the wall 1, and piston rods of the two first hydraulic cylinders 31 are fixedly assembled with the supporting blocks 32.

When the transverse adjusting assembly 3 is used, firstly, the two first hydraulic cylinders 31 are started to move synchronously, the supporting block 32 is pushed to move transversely, and the transverse position distance is adjusted.

Specifically, the longitudinal adjustment assembly 4 includes a slide 44, the slide 44 is fixedly assembled with the support block 32, the outer wall of the slide 44 is sleeved with a connecting plate 41, the connecting plate 41 is rotatably assembled with the damping shaft 8, the lower end of the connecting plate 41 is fixedly assembled with a second hydraulic cylinder 42, and the second hydraulic cylinder 42 is connected with the slide 44 through a bracket 43.

When the longitudinal adjusting assembly 4 is used, the second hydraulic cylinder 42 is controlled to be started, the second hydraulic cylinder 42 drives the connecting plate 41 to cling to the outer wall of the slideway 44 to keep fixed vertical movement, and at the moment, the connecting plate 41 can drive the projection white board 7 to move longitudinally through the damping shaft 8.

Specifically, the angle adjusting assembly 5 comprises a gear 53, the gear 53 is fixedly assembled on the outer wall of the rotating shaft at the hinged position of the projector 9 and the vertical rod 10, the lower end of the connecting structure 6 is fixedly assembled with a third hydraulic cylinder 51, the side wall of the piston rod of the third hydraulic cylinder 51 is fixedly assembled with a rack 52, and the rack 52 is meshed with the gear 53.

When the projection angle of the projector 9 needs to be adjusted, the third hydraulic cylinder 51 is firstly opened, the third hydraulic cylinder 51 starts to work, the rack 52 is driven to move through the piston rod, the rack 52 drives the gear 53 to rotate according to the meshing effect of the rack 52 and the gear 53, and the gear 53 rotates and drives the hinge shaft to rotate as the shaft at the hinged position of the projector 9 and the vertical rod 10 is connected with the gear 32.

Specifically, connection structure 6 includes riser 63, and the one end and the piece 32 lateral wall fixed mounting of riser 63, the other end fixed mounting of riser 63 have the one end of connecting rod 61, and the other end and the montant 10 fixed mounting of connecting rod 61, the lower extreme fixed mounting of wall body 1 have a section of thick bamboo 62, and connecting rod 61 runs through a section of thick bamboo 62, connecting rod 61 and a section of thick bamboo 62 clearance fit.

When the supporting block 32 moves, the vertical plate 63 drives the connecting rod 61 to move, at this time, the connecting rod 61 clings to the inner wall of the supporting cylinder 62 to keep a fixed transverse movement, and at this time, the connecting rod 61 drives the vertical rod 10 to move.

Specifically, the inner side end of the supporting block 3 is fixedly provided with a sliding rod 2, and the sliding rod 2 is inserted into the wall body 1.

The slide bar 2 can limit the movement of the fulcrum 3 so that it maintains a fixed lateral movement.

The working principle is as follows: when equipment needs to be used for working, the position of the projection white board 7 can be adjusted by opening the transverse adjusting component 3 or the longitudinal adjusting component 4 according to the field condition, the projection white board 7 can drive the projector 9 to move synchronously through the connecting structure 6 when moving, and after the position is determined, the angle adjusting component 5 is opened, the irradiation angle of the projector 9 is adjusted, and the optimal visual effect is guaranteed to be achieved.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and setting are equipped with and all adopt prior art, and conventional model is including circuit connection adopts conventional connection mode among the prior art, and the detail is not repeated here.

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 (6)

1. A multimedia teaching equipment distance adjusting device, includes horizontal adjusting part (3), its characterized in that: the lateral wall of horizontal adjusting part (3) is fixed to be equipped with vertical adjusting part (4), the outside end of vertical adjusting part (4) rotates and is equipped with damping axle (8), the lateral wall of damping axle (8) is fixed to be equipped with projection blank (7), the lateral wall upper end fixed of horizontal adjusting part (3) is equipped with the one end of connection structure (6), the opposite side end of connection structure (6) is fixed to be equipped with montant (10), the lower extreme of montant (10) articulates there is projecting apparatus (9), projecting apparatus (9) link to each other with connection structure (6) through angle adjusting part (5) with the articulated department of montant (10).

2. The distance adjusting device of claim 1, wherein: the transverse adjusting assembly (3) comprises two first hydraulic cylinders (31), and piston rods of the two first hydraulic cylinders (31) are fixedly provided with supporting blocks (32).

3. The distance adjusting device of claim 1, wherein: vertical adjusting part (4) include slide (44), slide (44) and a piece (32) fixed assembly, the outer wall of slide (44) has cup jointed even board (41), even board (41) and damping shaft (8) rotate the assembly, the fixed second pneumatic cylinder (42) that is equipped with of lower extreme of even board (41), second pneumatic cylinder (42) pass through support (43) and link to each other with slide (44).

4. The distance adjusting device of claim 1, wherein: angle adjusting part (5) include gear (53), gear (53) fixed assembly is at the pivot outer wall of projecting apparatus (9) and montant (10) articulated department, the lower extreme fixed assembly of connection structure (6) has third pneumatic cylinder (51), the fixed rack (52) that is equipped with of piston rod lateral wall of third pneumatic cylinder (51), rack (52) mesh mutually with gear (53).

5. The distance adjusting device of claim 1, wherein: connection structure (6) include riser (63), the one end and a piece (32) lateral wall fixed mounting of riser (63), the other end fixed mounting of riser (63) has the one end of connecting rod (61), the other end and montant (10) fixed mounting of connecting rod (61), a section of thick bamboo (62) is run through in connecting rod (61), connecting rod (61) and a section of thick bamboo (62) clearance fit.

6. The distance adjusting device of claim 2, wherein: the inner side end of the supporting block (32) is fixedly provided with a sliding rod (2).

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