CN210266637U

CN210266637U - English multimode appurtenance

Info

Publication number: CN210266637U
Application number: CN201921219894.8U
Authority: CN
Inventors: 张江霞; 李翠红; 王小慧
Original assignee: Longdong University
Current assignee: Longdong University
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-07
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses an English multimode auxiliary tool, which comprises three cross rods, wherein two ends of one cross rod are respectively hinged with two cross rods, and the end parts of the other two cross rods are provided with rollers; the up end of horizontal pole is equipped with a shifting chute, be equipped with projection part on the shifting chute, projection part includes a base, the below of base is equipped with the movable block, the movable block is located the shifting chute, the inside of base is equipped with the cylinder, the piston rod transmission of cylinder is connected with a horizontally head rod, in this english multi-mode appurtenance, cylinder control projecting apparatus is located blank the place ahead, the projection angle of motor control projecting apparatus, the base is under the cooperation of direction subassembly, can select projected scope and region, the practicality of device has been improved, three horizontal poles can be opened, the cooperation sucking disc is fixed on the classroom wall, three horizontal poles can be received, realize the nimble removal of device, the practicality of device has been improved, the utility model relates to a rationally, be fit for using widely.

Description

English multimode appurtenance

Technical Field

The utility model relates to an english teaching multimode teaching device field, concretely relates to english multimode appurtenance.

Background

With the continuous development of multimedia technology, network technology and scientific means, the traditional teaching method is gradually eliminated, on the other hand, multimedia teaching is generally used in the college teaching process, especially, language professional teaching also needs an independent voice classroom to realize the combination of multi-mode teaching and multimedia classroom teaching, the multi-mode teaching becomes the development trend of English teaching nowadays, but most of multi-mode English teaching adopts computers and is realized through networks, the classroom effect is not good in the teaching process, students can use networks to do other things in class, the cost is high, the teaching efficiency is low, and therefore, the multi-mode English teaching device for English teaching is provided.

However, according to CN201620086687, which is a multi-modal english teaching apparatus for english teaching, hereinafter referred to as a reference patent, the top of the apparatus is provided with a projection device, which results in that the center of gravity of the apparatus is above, and the apparatus is prone to toppling, and the fixed position of the projection device is determined, and different positions where teachers stand during teaching are different, which may cause discomfort to teachers during teaching and reduce teaching quality; in addition, the device is added with more devices, so that the device is large in size and difficult to carry, and is generally fixed in teachers, and thus teaching investment is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome foretell not enough, provide an english multimode appurtenance.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

an English multimode auxiliary tool comprises three cross bars, wherein two ends of one cross bar are respectively hinged with two cross bars, and the end parts of the other two cross bars are provided with rollers;

the upper end surface of the cross bar is provided with a moving groove, the moving groove is provided with a projection part, the projection part comprises a base, a moving block is arranged below the base, the moving block is positioned in the moving groove, an air cylinder is arranged inside the base, a piston rod of the air cylinder is connected with a horizontal first connecting rod in a transmission manner, the first connecting rod is positioned on the front side of the cross bar, a second connecting rod is vertically fixed below the first connecting rod, a motor is fixed at the lower end of the second connecting rod and horizontally arranged, a projector is connected to the rotating shaft of the motor in a transmission manner, guide assemblies are arranged on two sides of the base, the air cylinder controls the front and back movement of the second connecting rod through the first connecting rod to adjust the projector to extend out of the base and be positioned in front of the whiteboard, meanwhile, the motor controls the projector to rotate, the projection, the range and the area of projection are selected, so that the practicability of the device is further improved;

the lower end face of each cross bar is provided with three guide grooves, each guide groove is provided with a white board, when the device is not used, three white boards are put in the lower part of the middle cross bar, the cross bars at two ends are erected, so that the three white boards are clamped in the middle, and meanwhile, the device is matched with the roller, so that the device can be flexibly carried, and when the device is used, the three white boards can be flexibly adjusted by a guider;

the rear side of horizontal pole all is equipped with a plurality of dead lever, and the tip of dead lever articulates there is the sucking disc, and the sucking disc is inhaled on the wall, can make three horizontal poles firmly fix on the wall, and the blank removes in the below of three horizontal poles is nimble afterwards, and the cooperation teacher writes, and projection part can adjusting position and projection in three horizontal poles tops simultaneously, and then has improved the practicality of device.

Specifically, the up end of blank is equipped with two T shape guide blocks, and the guide block is arranged in the guide slot, and the both sides inner wall equidistant of guide slot is equipped with a plurality of spacing grooves, and the both sides of guide block are equipped with two glass bead screws, and the glass bead screw can be embedded into the spacing groove, and the blank can be embedded into the guide slot through T shape guide block, and the cooperation glass bead screw is embedded into the spacing groove, can make the guide block reliably fix in the guide slot for the position of blank obtains fixedly.

Specifically, the direction subassembly includes a third connecting rod, and the third connecting rod level is fixed in one side of base, and the lower extreme of third connecting rod is equipped with the fourth connecting rod, and the lower extreme of fourth connecting rod stretches into in the shifting chute, and the lower extreme of fourth connecting rod is equipped with the leading wheel, and the support to the base can be realized to third connecting rod and fourth connecting rod, and the leading wheel is arranged in the shifting chute simultaneously, can be so that the base when removing, and third connecting rod and fourth connecting rod move in the shifting chute in step, have played better supporting role.

Specifically, the length of the cross rod is greater than the height of the whiteboard, and when the cross rods at the two ends are vertical, the whiteboard cannot touch the ground.

Specifically, the projector adopts an aspheric projection lens, and the number of the projection lens is 2-2.5.

The utility model has the advantages that: among this english multi-mode appurtenance, cylinder control projecting apparatus is located blank the place ahead, and the projection angle of motor control projecting apparatus, base can select projected scope and region under the cooperation of direction subassembly, have improved the practicality of device, and in addition, three horizontal poles can be opened, and the cooperation sucking disc is fixed on the classroom wall, and three horizontal poles can be received, realize the nimble removal of device, have improved the practicality of device.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the two cross bars of the present invention when they are vertical;

fig. 3 is a top view of the cross bar of the present invention;

fig. 4 is a bottom view of the cross bar of the present invention;

fig. 5 is a schematic structural diagram of a whiteboard of the present invention;

fig. 6 is a schematic structural diagram of a projection unit according to the present invention.

In the figure: 1. the glass bead type projector comprises a cross bar, 2 rollers, 3 a base, 4 a third connecting rod, 5 a fourth connecting rod, 6a guide wheel, 7 a white board, 8 a sucker, 9 a moving groove, 10 a guide groove, 11 a guide block, 12 a glass bead screw, 13 a first connecting rod, 14 a second connecting rod, 15 a motor, 16 a projector and 17 a moving block.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1-6, an english multimode assistant tool comprises three cross bars 1, wherein two ends of one cross bar 1 are respectively hinged with two cross bars 1, and the end parts of the other two cross bars 1 are provided with rollers 2;

the upper end surface of the cross rod 1 is provided with a moving groove 9, the moving groove 9 is provided with a projection part, the projection part comprises a base 3, a moving block 17 is arranged below the base 3, the moving block 17 is positioned in the moving groove 9, an air cylinder is arranged inside the base 3, a piston rod of the air cylinder is connected with a horizontal first connecting rod 13 in a transmission manner, the first connecting rod 13 is positioned on the front side of the cross rod 1, a second connecting rod 14 is vertically fixed below the first connecting rod 13, the lower end of the second connecting rod 14 is fixed with a motor 15, the motor 15 is horizontally arranged, a rotating shaft of the motor 15 is connected with a projector 16 in a transmission manner, and two sides of the base 3 are respectively provided with;

the lower end face of the cross rod 1 is provided with three guide grooves 10, and each guide groove 10 is internally provided with a white board 7;

the rear side of horizontal pole 1 all is equipped with a plurality of dead lever, and the tip of dead lever articulates there is sucking disc 8, and horizontal pole 1 is made by plastics in the whole device, and the quality is lighter, and a plurality of sucking discs 8 adsorb simultaneously can hang whole device.

In this example: the upper end face of blank 7 is equipped with two T shape guide blocks 11, and guide block 11 is arranged in guide slot 10, and the both sides inner wall of guide slot 10 is equidistant to be equipped with a plurality of spacing grooves, and the both sides of guide block 11 are equipped with two glass pearl screws 12, and glass pearl screws 12 can be embedded into the spacing groove.

In this example: the guide assembly comprises a third connecting rod 4, the third connecting rod 4 is horizontally fixed on one side of the base 3, a fourth connecting rod 5 is arranged at the lower end of the third connecting rod 4, the lower end of the fourth connecting rod 5 extends into the moving groove 9, and a guide wheel 6 is arranged at the lower end of the fourth connecting rod 5.

In this example: the length of horizontal pole 1 is greater than the height of blank 7, and the length of horizontal pole 1 is 2 meters, and the height of blank 7 is 1.8 meters.

In this example: the projector 16 adopts an aspheric projection lens, the number of the projection lens is 2-2.5, the model of the projector 16 is Jimi Z6, and the Jimi Z6 carries an Mstar 6A838 Cortex-A534 core 1.7GHz processor, a 4 core 1.7GHz GPU and a 2G +8G memory, so that the system is very excellent in smoothness and image processing, and the immersive viewing experience is brought to people. The same has the high resolution of 700ANSI and 1080P, clear and clear image quality, vivid details, is more compatible with the resolution of 2K and 4K, and also has the functions of voice and the like.

In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An English multimodal appurtenance, comprising: the device comprises three cross rods, wherein two ends of one cross rod are respectively hinged with two cross rods, and the end parts of the other two cross rods are provided with rollers;

the upper end surface of the cross rod is provided with a moving groove, the moving groove is provided with a projection part, the projection part comprises a base, a moving block is arranged below the base, the moving block is positioned in the moving groove, an air cylinder is arranged inside the base, a piston rod of the air cylinder is connected with a horizontal first connecting rod in a transmission manner, the first connecting rod is positioned on the front side of the cross rod, a second connecting rod is vertically fixed below the first connecting rod, a motor is fixed at the lower end of the second connecting rod, the motor is horizontally arranged, a projector is connected with a rotating shaft of the motor in a transmission manner, and guide assemblies are arranged on two sides of the;

the lower end face of the cross rod is provided with three guide grooves, and each guide groove is internally provided with a white board;

the rear side of horizontal pole all is equipped with a plurality of dead lever, and the tip of dead lever articulates there is the sucking disc.

2. The english multimodal aid of claim 1, wherein: the up end of blank is equipped with two T shape guide blocks, and the guide block is arranged in the guide slot, and the both sides inner wall of guide slot is equidistant to be equipped with a plurality of spacing grooves, and the both sides of guide block are equipped with two glass pearl screws, and the glass pearl screw can be embedded into the spacing groove.

3. The english multimodal aid of claim 1, wherein: the guide assembly comprises a third connecting rod, the third connecting rod is horizontally fixed on one side of the base, a fourth connecting rod is arranged at the lower end of the third connecting rod, the lower end of the fourth connecting rod extends into the moving groove, and a guide wheel is arranged at the lower end of the fourth connecting rod.

4. The english multimodal aid of claim 1, wherein: the length of the cross bar is greater than the height of the white board.

5. The english multimodal aid of claim 1, wherein: the projector adopts an aspheric projection lens, and the F number of the projection lens is between 2 and 2.5.