阅读说明：本技术 一种英语教学用的可移动多媒体设备 (Portable multimedia device of english teaching usefulness ) 是由 刘慧娟 于 2021-06-08 设计创作，主要内容包括：本发明公开了一种英语教学用的可移动多媒体设备,包括箱体,箱体的底部拐角固定安装有移动轮箱体的前端中间开设有储藏仓,箱体的前面和后面开设有第一安装槽,第一安装槽内安装有支撑柱,第一安装槽的底部一侧设有固定结构,箱体的上端开设有第三安装槽和第二安装槽,第三安装槽内设有投影仪安装结构,第二安装槽内设有投影布安装结构,本发明提出的一种英语教学用的可移动多媒体设备采用箱式结构,在箱体的上部设置了投影仪安装结构和投影布安装结构,投影仪安装结构和投影布安装结构可以进行折叠,减少了空间的占用,同时还方便安装投影仪和投影布,方便在室外进行英语教学演示。(The invention discloses a movable multimedia device for English teaching, which comprises a box body, wherein a storage bin is arranged in the middle of the front end of the box body, the bottom corner of the box body is fixedly provided with a movable wheel, a first mounting groove is formed in the front and the rear of the box body, a supporting column is arranged in the first mounting groove, a fixing structure is arranged on one side of the bottom of the first mounting groove, a third mounting groove and a second mounting groove are formed in the upper end of the box body, a projector mounting structure is arranged in the third mounting groove, a projection cloth mounting structure is arranged in the second mounting groove, the movable multimedia device for English teaching adopts a box-type structure, set up projecting apparatus mounting structure and projection cloth mounting structure on the upper portion of box, projecting apparatus mounting structure and projection cloth mounting structure can fold, have reduced occuping of space, still easy to assemble projecting apparatus and projection cloth simultaneously, conveniently carry out english teaching demonstration outdoors.)

1. The utility model provides a portable multimedia device of english teaching usefulness, includes box (1), its characterized in that: the utility model discloses a storage cabinet, including box (1), storage bin (5), first mounting groove (2) have been seted up in the middle of the front end of box (1), install support column (3) in first mounting groove (2), bottom one side of first mounting groove (2) is equipped with fixed knot and constructs, third mounting groove (15) and second mounting groove (7) have been seted up to the upper end of box (1), be equipped with the projecting apparatus mounting structure in third mounting groove (15), be equipped with projection cloth mounting structure in second mounting groove (7).

2. The mobile multimedia device for english teaching according to claim 1, characterized in that: projection cloth mounting structure comprises projection cloth (9), support column (10), inserted block (11), fixed block (12), threaded rod (13) and U type groove (14), the bottom in second mounting groove (7) is welded perpendicularly in U type groove (14), cylindric lock movable mounting is passed through in U type groove (14) in the bottom of threaded rod (13), support column (10) are installed to the outside screw thread of threaded rod (13), the upper and lower end vertical welding of support column (10) has inserted block (11), T type slot has been seted up on inserted block (11), inserted block (11) have been pegged graft in the T type slot, four corners of inserted block (11) fixed mounting in projection cloth (9).

3. The mobile multimedia device for english teaching according to claim 1, characterized in that: the projector mounting structure comprises mounting panel (16), mounting hole (17), fastening bolt (18), rotor plate (19) and installation axle (20), install on installation axle (20) the centre of rotor plate (19), install the bottom of axle (20) vertical welding in third mounting groove (15), it has mounting panel (16) to peg graft in rotor plate (19), mounting hole (17) have been seted up to the one end of mounting panel (16), the screw hole has been seted up to the one end of rotor plate (19), fastening bolt (18) are installed to the screw hole internal thread.

4. The mobile multimedia device for english teaching according to claim 1, characterized in that: the fixing structure is composed of a rectangular block (301), a limiting block (302) and a bolt (303), the rectangular block (301) is fixedly installed on the box body (1), a cylindrical hole is formed in the middle of the rectangular block (301), the limiting block (302) is perpendicularly welded to one end of the rectangular block (301), the bolt (303) is inserted in the cylindrical hole, a sliding groove is formed in the bolt (303), and one end of the bolt (303) is inserted in the inserting hole formed in the supporting column (3).

5. The mobile multimedia device for english teaching according to claim 1, characterized in that: a track groove (23) is formed in the third mounting groove (15), a track plate (22) is perpendicularly welded to the side wall of the track groove (23), a limiting shaft (21) is arranged in the track plate (22), the limiting shaft (21) is perpendicularly welded to one end of the rotating plate (19), and radians of the track plate (22) and the track groove (23) are matched with a rotating track of the rotating plate (19).

6. The mobile multimedia device for english teaching according to claim 1, characterized in that: handles (6) are vertically installed on two sides of the box body (1), rubber blocks (8) are fixedly installed on the inner wall in the middle of the second installation groove (7), and the rubber blocks (8) are totally divided into two groups and are symmetrical about the middle of the second installation groove (7).

Technical Field

The invention relates to the technical field of multimedia devices, in particular to a movable multimedia device for English teaching.

Background

The multimedia is frequently needed to be used in the English teaching process, modern teaching media are reasonably selected and applied through teaching design according to the characteristics of a teaching target and a teaching object, and are organically combined with the traditional teaching means to participate in the whole teaching process together, so that various media information acts on students, a reasonable teaching process structure is formed, and the optimized teaching effect is achieved. The prior art multimedia teaching devices have many drawbacks in use such as:

multimedia teaching equipment among the prior art generally all is fixed mounting in the multimedia classroom, is difficult to remove for thereby it has reduced whole teaching quality not enough to popularize during the use, and mobilizable multimedia teaching equipment among the prior art, several its own are complicated, and its is with high costs, and its projecting apparatus is direct mount, can not remove, when english teaching is not gone on in indoor classroom, just be difficult to use multimedia equipment to demonstrate that imparts knowledge to students, make to give lessons receive certain restriction.

To this end, the present invention provides a mobile multimedia device for english teaching to solve the above problems.

Disclosure of Invention

The invention aims to provide a mobile multimedia device for English teaching, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a portable multimedia device of english teaching usefulness, includes the box, and the storage bin has been seted up in the middle of the bottom turning fixed mounting of box has the front end of removing the wheel box, and first mounting groove has been seted up at the front and the back of box, installs the support column in the first mounting groove, and bottom one side of first mounting groove is equipped with fixed knot and constructs, and third mounting groove and second mounting groove have been seted up to the upper end of box, are equipped with projecting apparatus mounting structure in the third mounting groove, are equipped with projection cloth mounting structure in the second mounting groove.

Preferably, projection cloth mounting structure comprises projection cloth, support column, inserted block, fixed block, threaded rod and U type groove, and U type groove vertical welding is in the bottom of second mounting groove, and cylindric lock movable mounting is passed through in the U type inslot in the bottom of threaded rod, and the support column is installed to the outside screw thread of threaded rod, and the upper and lower end vertical welding of support column has the inserted block, has seted up T type slot on the inserted block, and it has the inserted block to peg graft in the T type slot, and four corners of inserted block fixed mounting at projection cloth.

Preferably, the projecting apparatus mounting structure comprises mounting panel, mounting hole, fastening bolt, rotor plate and installation axle, and the centre of rotor plate is installed on the installation axle, and the installation axle welds the bottom at the third mounting groove perpendicularly, and it has the mounting panel to peg graft in the rotor plate, and the mounting hole has been seted up to the one end of mounting panel, and the threaded hole has been seted up to the one end of rotor plate, and the fastening bolt has been installed to the screw hole internal thread.

Preferably, fixed knot constructs by the rectangle piece, stopper and bolt and constitutes, rectangle piece fixed mounting on the box, has seted up the cylinder hole in the centre of rectangle piece, and the one end vertical welding of rectangle piece has the stopper, and the downthehole bolt that has pegged graft of cylinder has seted up the spout on the bolt, and the one end of bolt is pegged graft in the jack that the support column was seted up.

Preferably, a track groove is formed in the third mounting groove, a track plate is perpendicularly welded on the side wall of the track groove, a limiting shaft is arranged in the track plate and perpendicularly welded at one end of the rotating plate, and the radian of the track plate and the radian of the track groove are matched with the rotating track of the rotating plate.

Preferably, the handles are vertically installed on two sides of the box body, the handles are convenient for the box body to be pulled or pushed in the moving process, the rubber blocks are fixedly installed on the inner wall in the middle of the second installation groove, the rubber blocks are totally two groups, and the rubber blocks are symmetrical in the middle of the second installation groove.

Compared with the prior art, the invention has the beneficial effects that:

1. the movable multimedia equipment for English teaching provided by the invention adopts a box-type structure, the projector mounting structure and the projection cloth mounting structure are arranged at the upper part of the box body, the projector mounting structure and the projection cloth mounting structure can be folded, the occupied space is reduced, meanwhile, the projector and the projection cloth are convenient to mount, and the English teaching demonstration is convenient to carry out outdoors;

2. according to the movable multimedia equipment for English teaching, the supporting columns and the fixing structures are arranged on the front surface and the rear surface of the box body, the box body is more stable through the supporting columns, the situation that the box body is unstable and inclined in use is avoided, and the supporting columns can be fixed through the fixing structures.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of a portion of the present invention;

FIG. 3 is an enlarged view of detail at A;

fig. 4 is an exploded view of a fixed structure.

In the figure: the device comprises a box body 1, a first mounting groove 2, a support column 3, a rectangular block 301, a limiting block 302, a bolt 303, a moving wheel 4, a storage bin 5, a handle 6, a second mounting groove 7, a rubber block 8, projection cloth 9, a support column 10, an insertion block 11, a fixing block 12, a threaded rod 13, a U-shaped groove 14, a third mounting groove 15, a mounting plate 16, a mounting hole 17, a fastening bolt 18, a rotating plate 19, a mounting shaft 20, a limiting shaft 21, a track plate 22 and a track groove 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a portable multimedia device of english teaching usefulness, the power distribution box comprises a box body 1, the bottom turning fixed mounting of box 1 has removal wheel 4, it is convenient to remove wheel 4 and removes box 1, storage bin 5 has been seted up in the middle of the front end of box 1, storage bin 5 is used for the storage to accomodate projection equipment, first mounting groove 2 has been seted up in front and the back of box 1, install support column 3 in the first mounting groove 2, bottom one side of first mounting groove 2 is equipped with fixed knot and constructs, third mounting groove 15 and second mounting groove 7 have been seted up to box 1's upper end, be equipped with the projecting apparatus mounting structure in the third mounting groove 15, be equipped with projection cloth mounting structure in the second mounting groove 7.

Projection cloth mounting structure is by projection cloth 9, support column 10, inserted block 11, fixed block 12, threaded rod 13 and U type groove 14 are constituteed, U type groove 14 vertical welding is in the bottom of second mounting groove 7, cylindric lock movable mounting is passed through in U type groove 14 in the bottom of threaded rod 13, support column 10 is installed to the outside screw thread of threaded rod 13, the vertical welding of the upper and lower end of support column 10 has inserted block 11, T type slot has been seted up on the inserted block 11, it has inserted block 11 to peg graft in the T type slot, inserted block 11 fixed mounting is at four corners of projection cloth 9, can highly carry out the body to threaded rod 13 in the teaching of reality and adjust, so that convenient teaching, rotatory threaded rod 13 just can control the height that increases threaded rod 13, and must make inserted block 11 on the threaded rod 13 be in the inboard, just so can conveniently install projection cloth 9.

Projector mounting structure is by mounting panel 16, mounting hole 17, the gim peg 18, rotor plate 19 and installation axle 20 are constituteed, install on installation axle 20 in the middle of rotor plate 19, install the axle 20 vertical welding in the bottom of third mounting groove 15, it has mounting panel 16 to peg 19 interpolation, mounting hole 17 has been seted up to mounting panel 16's one end, mounting hole 17 is used for fixing the projector, mounting panel 16 can extract the extension in mounting panel 16, the projector easy to assemble like this, the threaded hole has been seted up to rotor plate 19's one end, the gim peg 18 is installed to the screw hole internal thread, gim peg 18 can be used for fixing mounting panel 16.

Fixed knot constructs by rectangular block 301, stopper 302 and bolt 303 are constituteed, rectangular block 301 fixed mounting is on box 1, the cylinder hole has been seted up to the centre of rectangular block 301, the one end vertical weld of rectangular block 301 has stopper 302, it has bolt 303 to peg graft in the cylinder hole, the spout has been seted up on the bolt 303, the one end of bolt 303 is pegged graft in the jack that support column 3 was seted up, just so can fix support column 3, stopper 302 can carry on spacingly to bolt 303, avoid bolt 303 to break away from in rectangular block 301's jack.

A track groove 23 is formed in the third mounting groove 15, a track plate 22 is perpendicularly welded on the side wall of the track groove 23, a limiting shaft 21 is arranged in the track plate 22, the limiting shaft 21 is perpendicularly welded at one end of the rotating plate 19, and radians of the track plate 22 and the track groove 23 are matched with a rotating track of the rotating plate 19, so that the rotating process of the rotating plate 19 is more stable, and the burden of the mounting shaft 20 is reduced.

Handle 6 is installed perpendicularly to the both sides of box 1, and handle 6 makes things convenient for box 1 to stimulate or promote at the in-process that removes, and fixed mounting has block rubber 8 on the middle inner wall of second mounting groove 7, and block rubber 8 has two sets ofly altogether, and about the middle symmetry of second mounting groove 7, block rubber 8 makes support column 10 card more stable when in second mounting groove 7, can not become flexible.

The working principle is as follows: when the projection device is used, firstly, the threaded rod 13 and the supporting column 10 are rotated to be vertical to the second mounting groove 7, then the height of the threaded rod 13 is adjusted according to the actual teaching requirement so as to facilitate teaching, the height of the threaded rod 13 can be controlled to be increased by rotating the threaded rod 13, the insert block 11 on the threaded rod 13 is required to be positioned at the inner side, then the projection cloth 9 can be mounted, then the fixed blocks 12 at the four corners of the projection cloth 9 are inserted into the insert block 11, thus the projection cloth 9 is mounted, then the projector is mounted, the rotating plate 19 is rotated to be vertical to the third mounting groove 15, then the length of the mounting plate 16 is adjusted according to the actual situation so as to facilitate mounting of the projector, then the projector is mounted on the mounting hole 17 of the mounting plate 16, finally, the supporting column 3 is unfolded, and the bolt 303 is used for fixing, thus, the installation process is completed, and the projection equipment can be used for teaching activities.

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.