CN211454831U

CN211454831U - Education terminal multimedia teaching equipment

Info

Publication number: CN211454831U
Application number: CN201922112300.XU
Authority: CN
Inventors: 刘镜平; 潘德义
Original assignee: Shenzhen JWIPC Technology Co Ltd
Current assignee: Shenzhen JWIPC Technology Co Ltd
Priority date: 2019-12-01
Filing date: 2019-12-01
Publication date: 2020-09-08
Anticipated expiration: 2029-12-01

Abstract

The utility model discloses an education terminal multimedia teaching equipment, including fuselage and support, first sliding tray has been seted up on the fuselage inner wall, and the inside smooth first sliding block that is equipped with of first sliding tray, first sliding block fixedly connected with protecting crust, and the protecting crust right-hand member is provided with the button, the welding of button left end has the connecting rod, and the welding of connecting rod left end has the lug, the lug is embedded inside the fluting, and just the fluting is seted up in the movable rod top, the welding of movable rod bottom has first fixture block, and first fixture block is embedded in first draw-in groove, the winding of first fixture block outer wall has first spring. The utility model discloses a rotary switch makes axis of rotation and gear take place to rotate, drives the rack and removes left gradually under the effect of second sliding block and second sliding tray this moment to inside the second draw-in groove that makes second fixture block embedding support top, thereby fixed projecting apparatus and support, and convenient to use has promoted the dismantlement maintenance efficiency of device.

Description

Education terminal multimedia teaching equipment

Technical Field

The utility model relates to a projecting apparatus technical field specifically is an education terminal multimedia teaching equipment.

Background

Present science and technology is developed at a rapid pace, and the multimedia teaching equipment at present many education terminals also gets into people's sight gradually in, and wherein the projecting apparatus is also one of important teaching equipment, and the projecting apparatus passes through the support of bottom to be supported, throws the teaching material on the curtain to make the observation that teacher and student can be clear, promoted student's interest in learning, present education terminal multimedia teaching equipment satisfies people's demand basically, but still has some problems.

Present education terminal multimedia teaching equipment, the projecting apparatus is generally through bolt and support fixed connection, and this kind of connected mode is though firm in connection, but is comparatively loaded down with trivial details when the maintenance is dismantled to needs, need dismantle the multiunit bolt, has reduced the dismantlement efficiency of device to the performance that makes the device reduces.

And present education terminal multimedia teaching equipment, the projecting apparatus passes through the camera to the data formation of image, but the projecting apparatus camera is easy on the surface adhesion dust when not using, leads to the camera effect of formation of image not very ideal, has reduced the clean degree of device, has influenced the normal use of device simultaneously, consequently needs an urgent need an education terminal multimedia teaching equipment to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an education terminal multimedia teaching equipment to solve the traditional education terminal multimedia teaching equipment that proposes in the above-mentioned background art, through the fixed problem of using comparatively loaded down with trivial details and camera dustproof structure on the surface of multiunit bolt and support.

In order to achieve the above object, the utility model provides a following technical scheme: an education terminal multimedia teaching device comprises a body and a support, wherein a first sliding groove is formed in the inner wall of the body, a first sliding block is arranged inside the first sliding groove in a sliding mode, the first sliding block is fixedly connected with a protective shell, a button is arranged at the right end of the protective shell, a connecting rod is welded at the left end of the button, a convex block is welded at the left end of the connecting rod, the convex block is embedded in a groove, the groove is formed in the top end of a movable rod, a first clamping block is welded at the bottom end of the movable rod, the first clamping block is embedded in a first clamping groove, a first spring is wound on the outer wall of the first clamping block, one end of the first spring is connected with the outer wall of the bottom end of the movable rod, the other end of the first spring is connected with the inner wall of the bottom end of the protective shell, a switch is arranged, the welding of axis of rotation top has the gear, and the gear meshing is connected with the rack front end, rack top and the all fixedly connected with second sliding block in bottom, and inside the second sliding block cunning locates the second sliding tray, the second sliding tray is seted up inside the fuselage, and rack left end fixedly connected with second fixture block, the second fixture block is embedded inside the second draw-in groove, and the second draw-in groove is seted up on the support top.

Preferably, the shape of the bump is circular, the shape of the slot is rectangular, the slot is inclined, and the diameter length of the bump is equal to the width length of the slot.

Preferably, the first clamping block and the first clamping groove are rectangular in shape, the maximum moving length of the movable rod is larger than the length of the first clamping groove, and the first clamping groove is provided with two groups.

Preferably, the sum of the lengths of the rack and the second fixture block is equal to the length from the outer wall of the bracket to the inner wall of the bottom end of the machine body.

Preferably, the second fixture block and the second clamping groove are rectangular and have the same shape, and the dimensions of the second fixture block and the second clamping groove are matched with each other.

Preferably, the protective shell is internally provided with an opening, the width of the opening is larger than the width of the top end of the movable rod, and the movable rod is embedded in the opening.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the educational terminal multimedia teaching equipment is provided with a first sliding groove, a first sliding block, a protective shell, a button, a connecting rod, a lug, a groove, a movable rod, a first clamping block, a first clamping groove and a first spring, wherein the connecting rod drives the lug to move in the groove by pressing the button, so that the movable rod gradually moves upwards;

2. this education terminal multimedia teaching equipment is provided with the switch, the axis of rotation, the gear, the rack, the second sliding block, the second sliding tray, the second fixture block, second draw-in groove and support, make axis of rotation and gear take place to rotate through rotating the switch, it removes left gradually under the effect of second sliding block and second sliding tray to drive the rack this moment, thereby inside the second draw-in groove that makes second fixture block embedding support top, thereby it is fixed with the support to fix the projecting apparatus, and convenient to use, the dismantlement maintenance efficiency of device has been promoted.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic structural view of the camera in a front view, in a section, of the protective shell of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is a schematic view of the top-view cross-sectional structure of the rack according to the present invention.

In the figure: 1. a body; 2. a first sliding groove; 3. a first slider; 4. a protective shell; 5. a button; 6. a connecting rod; 7. a bump; 8. grooving; 9. a movable rod; 10. a first clamping block; 11. a first card slot; 12. a first spring; 13. a switch; 14. a rotating shaft; 15. a gear; 16. a rack; 17. a second slider; 18. a second sliding groove; 19. a second fixture block; 20. a second card slot; 21. and (4) a bracket.

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 an embodiment: an educational terminal multimedia teaching device comprises a body 1 and a support 21, wherein a first sliding groove 2 is arranged on the inner wall of the body 1, a first sliding block 3 is arranged inside the first sliding groove 2 in a sliding manner, the first sliding block 3 is fixedly connected with a protective shell 4, a button 5 is arranged at the right end of the protective shell 4, a connecting rod 6 is welded at the left end of the button 5, a lug 7 is welded at the left end of the connecting rod 6, the lug 7 is embedded inside a slot 8, the lug 7 is circular, the slot 8 is rectangular, the slot 8 is inclined, the diameter length of the lug 7 is equal to the width of the slot 8, after the button 5 is pressed, the connecting rod 6 drives the lug 7 to extrude and slide inside the slot 8, so that the slot 8 gradually moves upwards, the first clamping block 10 is driven to be separated from the inside of a first clamping groove 11, and the slot 8 is arranged at the top end of a movable rod 9, the opening has been seted up to protecting crust 4 is inside, and the opening width is greater than movable rod 9 top width, movable rod 9 is embedded inside the opening, through setting up the opening, guarantee that movable rod 9 can reciprocate along the opening, the opening can play limiting displacement, make movable rod 9 can be the vertical motion, make the device can normal use, the welding of movable rod 9 bottom has first fixture block 10, and first fixture block 10 is embedded in first draw-in groove 11, first fixture block 10 and first draw-in groove 11 shape are the same and are the rectangle, the maximum movement length of movable rod 9 is greater than first draw-in groove 11 length, and first draw-in groove 11 is provided with two sets ofly, make first spring 12 tensile after movable rod 9 rises, first fixture block 10 breaks away from inside first draw-in groove 11 gradually this moment, make protecting crust 4 no longer receive spacingly, the staff can stimulate protecting crust 4 left, make protecting crust 4 cover the camera, after loosening button 5 make first fixture block 10 imbed another set of first draw-in inside first draw-in groove 11 again under the effect of first spring Therefore, the protective shell 4 is fixed, the stability of the device is improved, the first spring 12 is wound on the outer wall of the first clamping block 10, one end of the first spring 12 is connected with the outer wall of the bottom end of the movable rod 9, and the other end of the first spring 12 is connected with the inner wall of the bottom end of the protective shell 4;

a switch 13 is arranged at the bottom end of the machine body 1, a rotating shaft 14 is fixedly connected at the top end of the switch 13, the rotating shaft 14 is connected to the inner wall of the bottom end of the machine body 1 through a bearing, a gear 15 is welded at the top end of the rotating shaft 14, the gear 15 is in meshing connection with the front end of a rack 16, the top end and the bottom end of the rack 16 are both fixedly connected with a second sliding block 17, the second sliding block 17 is slidably arranged in a second sliding groove 18, the second sliding groove 18 is arranged in the machine body 1, a second clamping block 19 is fixedly connected at the left end of the rack 16, the second clamping block 19 is embedded in a second clamping groove 20, the second clamping groove 20 is arranged at the top end of a bracket 21, the sum of the lengths of the rack 16 and the second clamping block 19 is equal to the length from the outer wall of the bracket 21 to the inner wall of the bottom end of the machine body 1, when the, the second clamping block 19 and the second clamping groove 20 are identical in shape and rectangular, the second clamping block 19 and the second clamping groove 20 are matched in size, the rotating switch 13 of a worker drives the rotating shaft 14 and the gear 15 to rotate, the rack 16 and the second clamping block 19 gradually move leftwards under the action of the second sliding block 17 and the second sliding groove 18, the second clamping block 19 is embedded into the second clamping groove 20, the machine body 1 and the support 21 are fixed, and the mounting and dismounting efficiency of the device is improved.

The working principle is as follows: when the machine body 1 is not used, the button 5 is pressed leftwards as shown in fig. 1-2, the connecting rod 6 gradually moves leftwards to enable the bump 7 to move, so that the inner wall of the open groove 8 is extruded, the movable rod 9 is driven to gradually move upwards, at the moment, the first clamping block 10 is gradually separated from the inside of the first clamping groove 11 at the right end, the first spring 12 is stretched, then the protective shell 4 is pulled leftwards under the action of the first sliding groove 2 and the first sliding block 3, the camera is gradually shielded by the protective shell 4, dust is prevented from entering the surface of the camera, finally the button 5 is loosened, the first clamping block 10 is embedded into the inside of the first clamping groove 11 at the left end under the elastic resetting action of the first spring 12, the protective shell 4 is fixed, and the stability of the;

when the body 1 needs to be installed, the bracket 21 is inserted into the bottom end of the body 1, and then the switch 13 is rotated to rotate the rotating shaft 14 and the gear 15, so that the rack 16 is gradually moved leftwards under the action of the second sliding block 17 and the second sliding groove 18, and the second latch 19 is embedded into the second latch groove 20 inside the bracket 21, thereby improving the installation and removal efficiency between the body 1 and the bracket 21.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an education terminal multimedia teaching equipment, includes fuselage (1) and support (21), its characterized in that: the inner wall of the machine body (1) is provided with a first sliding groove (2), the first sliding groove (2) is internally provided with a first sliding block (3) in a sliding manner, the first sliding block (3) is fixedly connected with a protective shell (4), the right end of the protective shell (4) is provided with a button (5), the left end of the button (5) is welded with a connecting rod (6), the left end of the connecting rod (6) is welded with a convex block (7), the convex block (7) is embedded in a groove (8), the groove (8) is formed in the top end of a movable rod (9), the bottom end of the movable rod (9) is welded with a first clamping block (10), the first clamping block (10) is embedded in a first clamping groove (11), the outer wall of the first clamping block (10) is wound with a first spring (12), one end of the first spring (12) is connected with the outer wall of the bottom end of the movable rod (9), and the other end of the first spring (12), and fuselage (1) bottom is provided with switch (13), switch (13) top fixedly connected with axis of rotation (14), and axis of rotation (14) pass through the bearing and connect in fuselage (1) bottom inner wall, axis of rotation (14) top welding has gear (15), and gear (15) meshing is connected with rack (16) front end, rack (16) top and bottom all fixedly connected with second sliding block (17), and second sliding block (17) cunning are located inside second sliding tray (18), inside fuselage (1) is seted up in second sliding tray (18), and rack (16) left end fixedly connected with second fixture block (19), second fixture block (19) are embedded inside second draw-in groove (20), and second draw-in groove (20) are seted up on support (21) top.

2. An educational terminal multimedia teaching apparatus according to claim 1, wherein: the shape of the convex block (7) is circular, the shape of the slot (8) is rectangular, the slot (8) is inclined, and the diameter length of the convex block (7) is equal to the width length of the slot (8).

3. An educational terminal multimedia teaching apparatus according to claim 1, wherein: the first clamping block (10) and the first clamping groove (11) are rectangular in shape, the maximum moving length of the movable rod (9) is larger than the length of the first clamping groove (11), and the first clamping grooves (11) are provided with two groups.

4. An educational terminal multimedia teaching apparatus according to claim 1, wherein: the sum of the lengths of the rack (16) and the second clamping block (19) is equal to the length from the outer wall of the bracket (21) to the inner wall of the bottom end of the machine body (1).

5. An educational terminal multimedia teaching apparatus according to claim 1, wherein: the second clamping block (19) and the second clamping groove (20) are rectangular and have the same shape, and the sizes of the second clamping block (19) and the second clamping groove (20) are matched with each other.

6. An educational terminal multimedia teaching apparatus according to claim 1, wherein: an opening is formed in the protective shell (4), the width of the opening is larger than the width of the top end of the movable rod (9), and the movable rod (9) is embedded in the opening.