CN210515687U - English teaching demonstration device - Google Patents

Abstract

The utility model discloses an english teaching presentation device, including base and mainboard, the carousel is installed on the top of base, and the top of carousel installs the bottom plate, the support frame is all installed at the both ends of bottom plate top one side, the fixed slot has all been seted up at the both ends that support frame one side was kept away from on the bottom plate top, the support frame is close to one side of fixed slot and installs the diaphragm, and the bottom of diaphragm installs the electricity-saving lamp, first fixed block is installed to the one end on diaphragm top, and the outside of first fixed block articulates there is the movable rod. The utility model discloses a cooperation of fixation clamp, movable rod and diaphragm is used, can hang some posters that cooperate the english teaching, can flourish the teaching atmosphere, increases the interest of teaching, through using the diaphragm, can make the classroom improve presentation device's luminance in darker environment to thereby prevent that the student far away from influences the quality of teaching because of not seeing clearly the blackboard-writing.

Description

English teaching demonstration device

Technical Field

The utility model relates to an english teaching demonstration instrument technical field specifically is an english teaching demonstration device.

Background

English has become an indispensable part of people's daily life as one of the universal languages all over the world, and it not only needs to carry out long-time contact to learn english well, and the way that the celebrity gives lessons also is one of the ways of learning english well, and teaching presentation device is the device that the teacher assisted the course of imparting knowledge to students through using some instruments.

Present english teaching presentation device is because its simple structure, still need cooperate other device when teaching and use, not only wasted a large amount of device installation time, the use cost of the apparatus of teaching has also been improved, traditional english teaching presentation device can not carry out the regulation of angle to device itself when using, make in the ladder classroom, the student of the higher position of body department can not be fine sees the blackboard writing on the blackboard, and then has influenced teacher's quality of giving lessons, current english teaching presentation device is because the structure size is fixed, when the teacher is carrying out the blackboard writing, often because blackboard writing overlength, can not be fine write the blackboard writing on the blackboard, thereby cause the influence to the teaching quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an english teaching presentation device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an English teaching demonstration device comprises a base and a main board, wherein a rotary table is installed at the top end of the base, a bottom plate is installed at the top end of the rotary table, support frames are installed at two ends of one side of the top end of the bottom plate, fixing grooves are formed in two ends of one side, far away from the support frames, of the top end of the bottom plate, a transverse plate is installed at one side, close to the fixing grooves, of the support frames, an energy-saving lamp is installed at the bottom end of the transverse plate, a first fixing block is installed at one end of the top end of the transverse plate, a movable rod is hinged to the outer side of the first fixing block, fixing clamps are evenly installed at the top ends of the movable rods, a projector is installed at one side, close to one end of the support frames, a collecting box is installed on the bottom plate at one, the inside of spout all installs the pulley, and the pulley keeps away from one side of support frame and all installs the third fixed block, the mainboard is installed to the inboard of third fixed block, the second fixed block is all installed at the both ends of mainboard bottom, and the mainboard keeps away from one side that support frame one end is close to first fixed block and installs the metal sheet, the mainboard is kept away from one side of metal sheet and has been seted up and put the thing groove, and puts the internally mounted in thing groove and have the fly leaf, the bottom evenly installed of fly leaf removes the wheel, the square lath is installed to one side that the metal sheet was kept away from to the.

Preferably, the base has a trapezoidal cross section.

Preferably, the number of the separation blocks is 5, and the distance between the adjacent separation blocks is the same.

Preferably, the length of the square lath is greater than the width of the movable plate, and the thickness of the square lath is greater than the thickness of the main plate.

Preferably, the limiting block is installed at one end, close to the square batten, in the storage groove.

Preferably, the shape and size of the second fixed block are the same as those of the third fixed block.

Compared with the prior art, the beneficial effects of the utility model are that: the English teaching demonstration device can hang some posters which are matched with English teaching through the matching use of the fixing clamp, the movable rod and the transverse plate, can invigorate the classroom atmosphere during teaching, increases the teaching interest, can improve the brightness of the demonstration device in a classroom in a dark environment through using the transverse plate, thereby preventing students at a longer distance from influencing the teaching quality because of reading the blackboard writing, can adjust the angle of the main plate of the teaching demonstration device through the matching use of the supporting frame, the pulley, the second fixed block, the main plate and the separating block, so that students at a higher position in a ladder classroom cannot see the blackboard writing because of the problem of observation angle, thereby influencing the teaching quality, and can use the movable plate, the square plate strip, the movable wheel and the storage groove through the matching use of the movable plate, when a teacher uses the device to carry out the blackboard writing and the board surface is not enough, can take the fly leaf out, increasing teacher's blackboard writing area, through using metal sheet and letter magnetic-paste, when the teacher when carrying out english teaching, can laminate letter magnetic-paste on the metal sheet, can make students understand the key of giving lessons, and increased the interest of giving lessons, can make the teacher play the teaching demonstration piece at the teaching in-process through using the projecting apparatus, improved the quality of teaching.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic back view of the present invention.

In the figure: 1. a fixing clip; 2. a movable rod; 3. a first fixed block; 4. a metal plate; 5. a transverse plate; 6. an energy saving lamp; 7. a storage groove; 8. a movable plate; 9. a support frame; 10. a pulley; 11. a chute; 12. a square batten; 13. a moving wheel; 14. a second fixed block; 15. a turntable; 16. a main board; 17. a base; 18. fixing grooves; 19. a base plate; 20. a separation block; 21. a projector; 22. a third fixed block; 23. letter magnetic paste; 24. and a collection box.

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. 1-3, the present invention provides an embodiment: an English teaching demonstration device comprises a base 17 and a main board 16, wherein a rotary table 15 is installed at the top end of the base 17, a bottom plate 19 is installed at the top end of the rotary table 15, supporting frames 9 are installed at two ends of one side of the top end of the bottom plate 19, fixing grooves 18 are formed at two ends of one side, far away from the supporting frames 9, of the top end of the bottom plate 19, a transverse plate 5 is installed at one side, close to the fixing grooves 18, of the supporting frames 9, an energy-saving lamp 6 is installed at the bottom end of the transverse plate 5, a first fixing block 3 is installed at one end of the top end of the transverse plate 5, a movable rod 2 is hinged to the outer side of the first fixing block 3, fixing clamps 1 are evenly installed at the top ends of the movable rods 2, a projector 21 is installed at one side, close to one end of the supporting frames 9, the model, all evenly install the inside of fixed slot 18 and separate piece 20, spout 11 has all been seted up on the top that support frame 9 is close to fixed slot 18 one side, pulley 10 is all installed to the inside of spout 11, and pulley 10 keeps away from one side of support frame 9 and all installs third fixed block 22, mainboard 16 is installed to the inboard of third fixed block 22, second fixed block 14 is all installed at the both ends of mainboard 16 bottom, and mainboard 16 keeps away from one side that support frame 9 one end is close to first fixed block 3 and installs metal sheet 4, mainboard 16 keeps away from one side of metal sheet 4 and has seted up and put thing groove 7, and the internally mounted who puts thing groove 7 has fly leaf 8, the bottom of fly leaf 8 is evenly installed and is removed wheel 13, square lath 12 is installed to one side that metal.

In this implementation: the cross section of the base 17 is trapezoidal, so that the device can be placed on the ground more stably, 5 groups of separating blocks 20 are arranged, the distance between every two adjacent separating blocks 20 is the same, the inclination angle of the main plate 16 is adjusted by inserting the second fixing block 14 between every two adjacent separating blocks 20, the angle range of adjustment can be selected more widely by using the multi-group separating blocks 20, the length of the square lath 12 is larger than the width of the movable plate 8, the thickness of the square lath 12 is larger than the thickness of the main plate 16, the movable plate 8 can be taken out more conveniently by drawing the square lath 12, one end of the object placing groove 7 close to the square lath 12 is provided with a limiting block, the movable plate 8 can be prevented from falling off when the movable plate 8 is drawn out, the shape and the size of the second fixing block 14 are the same as the shape and the size of the third fixing block 22, and the same parts can be replaced by using the, the maintenance cost of the device is reduced.

The working principle is as follows: when the device is used, the device is powered on, the main board 16 is lifted, the pulley 10 slides in the sliding groove 11 at the moment, then the proper separating block 20 is selected, the second fixing block 14 is abutted to the separating block 20, the adjustment of the placement angle of the device is completed, when a teacher needs to use articles such as posters for display, the movable rod 2 is lifted upwards and turned over for 180 degrees, the fixing clamp 1 is opened and the posters are clamped for display, when light rays in a classroom are dark, the energy-saving lamp 6 is controlled to be started to supplement light for the device, the problem that the teacher cannot see the blackboard writing clearly due to insufficient light is prevented from influencing teaching quality, when the blackboard writing of the teacher is long, the movable plate 8 is pulled out from the placing groove 7 through the square plate strip 12 to supplement the blackboard writing, the blackboard writing range of the teacher can be increased, the problem that the blackboard writing is difficult due to the small blackboard writing range is prevented, and when the video demonstration is needed, promote bottom plate 19 gently, take place rotatoryly with the carousel 15 that bottom plate 19 is connected, stop when rotatory to 180, can use 21 projections of projecting apparatus to carry out the video demonstration this moment, convenient and fast takes out the laminating with letter magnetic sticker 23 in metal sheet 4 top, can show the key vocabulary when english teaching out, has improved the interest in classroom simultaneously.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (1)

1. The utility model provides an english teaching presentation device, includes base (17) and mainboard (16), its characterized in that: the energy-saving lamp is characterized in that a rotary table (15) is installed at the top end of a base (17), a bottom plate (19) is installed at the top end of the rotary table (15), supporting frames (9) are installed at two ends of one side of the top end of the bottom plate (19), fixing grooves (18) are formed in two ends, far away from one side of the supporting frames (9), of the top end of the bottom plate (19), a transverse plate (5) is installed on one side, close to the fixing grooves (18), of the supporting frames (9), an energy-saving lamp (6) is installed at the bottom end of the transverse plate (5), a first fixing block (3) is installed at one end of the top end of the transverse plate (5), a movable rod (2) is hinged to the outer side of the first fixing block (3), fixing clamps (1) are evenly installed at the top end of the movable rod (2), a projector (21) is installed on one, letter magnets (23) are arranged in the collecting box (24), separating blocks (20) are uniformly arranged in the fixing groove (18), sliding grooves (11) are formed in the top end of one side, close to the fixing groove (18), of the supporting frame (9), pulleys (10) are arranged in the sliding grooves (11), third fixing blocks (22) are arranged on one sides, far away from the supporting frame (9), of the pulleys (10), a main board (16) is arranged on the inner side of each third fixing block (22), second fixing blocks (14) are arranged at two ends of the bottom end of each main board (16), a metal plate (4) is arranged on one side, close to the first fixing block (3), of one end, far away from the supporting frame (9), of each main board (16), an object placing groove (7) is formed in one side, far away from the metal plate (4), and a movable plate (8) is arranged in the object placing groove (7), the bottom end of the movable plate (8) is uniformly provided with movable wheels (13), and one side of the movable plate (8) far away from the metal plate (4) is provided with a square batten (12); the cross section of the base (17) is trapezoidal; the number of the separation blocks (20) is 5, and the distances between the adjacent separation blocks (20) are the same; the length of the square batten (12) is larger than the width of the movable plate (8), and the thickness of the square batten (12) is larger than that of the main plate (16); a limiting block is arranged at one end, close to the square lath (12), in the storage groove (7); the shape and the size of the second fixed block (14) are the same as those of the third fixed block (22).

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