CN214587335U

CN214587335U - Playing equipment for English teaching

Info

Publication number: CN214587335U
Application number: CN202120409433.8U
Authority: CN
Inventors: 王松盘
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-11-02
Anticipated expiration: 2031-02-24

Abstract

The utility model discloses a playback devices is used in english teaching, concretely relates to teaching equipment technical field, including broadcast display screen and fixed station, the top fixedly connected with broadcast display screen of fixed station, the one end of broadcast display screen bottom is provided with the replacement structure. The utility model discloses a be provided with the board, the baffle, place the board, take out the board, spacing and cutting, the other end of broadcast display screen is provided with the cutting, the cutting is embedded to have the board, on english teaching class, often need broadcast display screen and board to combine to use, take off the board from the cutting, pull open the board of taking out in placing the board to the outside, arrange the board in and can write between baffle and the spacing, nimble switching display mode and writing mode, do not occupy unnecessary podium space, be fit for english dictation, read, multinomial teaching content such as error correction, when not using the board, take out the board and accomodate and can not block the teacher and locate the walking at the podium in placing the board.

Description

Playing equipment for English teaching

Technical Field

The utility model relates to a teaching equipment technical field specifically is a playback devices is used in english teaching.

Background

Education is the foundation of national strength, a large amount of funds and manpower are invested in the education field in China after the education is reformed and opened, besides the improvement of soft strength, the construction of hardware facilities such as teaching equipment and the like is not neglected, along with the development of science and technology and the progress of society, equipment commonly used for English teaching gradually advances to be intelligent and electronic from a player, a recorder and the like which are simple in the past, many schools are provided with electronic equipment such as a display screen, a power amplifier sound box, a projector and the like on a class and a cabinet to be suitable for different teaching contents, a teacher does not need to carry the playing equipment with the teacher, but the playing equipment externally connected with mobile electronic products such as a notebook and the like can be used for developing various types of teaching, but many playing equipment for English teaching in the market are mostly installed in a wall embedded type or a ceiling hanging type, additional grooves are needed during installation, and occupied space is too large, and wiring is also existed during use, The fixed inconvenient student of visual angle watches the scheduling problem, provides a novel playback devices for english teaching here to solve above-mentioned problem.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the traditional playing equipment for English teaching has higher installation cost, messy winding displacement and fixed installation and playing display height, and is not convenient for students to watch for a long distance;

(2) the traditional playing equipment for English teaching is not suitable for various teaching contents and cannot flexibly switch a display mode and a writing mode;

(3) the playing device for traditional English teaching is not convenient for closely connecting mobile device externally, and the use scene is single.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a playback devices is used in english teaching to it is higher to propose the installation cost among the above-mentioned background art to solve, and the winding displacement is in disorder, and the installation shows highly fixedly with the broadcast, the remote problem of watching of the student of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a playing device for English teaching comprises a playing display screen and a fixed platform, wherein the playing display screen is fixedly connected with the top end of the fixed platform, one end of the bottom of the playing display screen is provided with a replacement structure, the other end of the playing display screen is fixedly connected with two groups of mounting bars, the bottom end of the mounting bar is welded on two sides of the other end of the fixed table, a plurality of groups of mounting screws are fixedly connected between the mounting bar and the playing display screen, the bottom of the other end of the playing display screen is provided with a docking station, a movable bottom plate is arranged below the playing display screen, four corners of the bottom end of the movable bottom plate are respectively provided with a movable caster, one side of the top end of the movable bottom plate is provided with a placing structure, the top end of the movable bottom plate is fixedly connected with a base, the other end of the base is provided with two groups of wiring grooves, and a lifting mechanism is arranged inside the base;

the lifting mechanism comprises a support, the support is respectively and fixedly connected with two sides of the bottom end of the fixed table, the inner walls of two sides of the base are provided with a reserved groove, the support is respectively embedded in the reserved groove and is in sliding connection with the reserved groove, an upper movable shaft is movably connected between two side walls of the support, two sides of the upper movable shaft are respectively and fixedly connected with an upper eccentric wheel, an upper gear is fixedly connected with the middle position of the upper movable shaft, a lower movable shaft is movably connected between two side walls of the base, two sides of the lower movable shaft are respectively and fixedly connected with a lower eccentric wheel, a lower gear is fixedly connected with the middle position of the lower movable shaft, the lower gear is in meshing connection with the upper gear, two sides of the upper eccentric wheel are provided with flanges, two sides of the lower eccentric wheel are provided with concave edges, and the flanges are respectively embedded in the concave edges and are in rolling connection with the concave edges, one side fixedly connected with servo motor of base, servo motor's output passes through shaft coupling and lower movable shaft fixed connection.

Preferably, the lower gear and the upper gear are the same in size, and the axes of the lower gear and the upper gear are symmetrically distributed about the horizontal center line of the base.

Preferably, the replacement structure comprises board, baffle, place the board, take out board, spacing and cutting, place board fixed connection in the one end of support, the inside sliding connection who places the board has the board of taking out, take out the spacing of one end fixedly connected with of board, the top fixedly connected with baffle of placing the board, the cutting sets up the top at the broadcast display screen other end, the board has been inlayed to the inside of cutting.

Preferably, the height of the tablet is larger than the playing display screen, and the length of the tablet is smaller than the playing display screen.

Preferably, the placing structure comprises a slot, a fixing bolt, a fixing seat, a fixing plate, a movable plate, a clamping block and a clamping groove, the fixing seat is fixedly connected to two sides of the top end of the movable bottom plate respectively, the slot is formed in the fixing seat, the movable plate is arranged in the slot, the fixing bolt is fixedly connected between the fixing plate and the slot, the movable plate is hinged to the top end of the fixing plate, the clamping block is arranged on the other side of the movable plate, the clamping groove is formed in two sides of the other end of the playing display screen respectively, and the clamping block is inserted into the clamping groove.

Preferably, the fixed seats are symmetrically distributed about a vertical center line of the movable bottom plate, and a hinge point of the movable plate and the fixed plate is at the same horizontal height as the bottom end of the playing display screen.

Compared with the prior art, the beneficial effects of the utility model are that: the playing device for English teaching not only realizes convenient installation and viewing, realizes the suitability for multi-type teaching, but also realizes rich use scenes;

(1) the lower gear, the upper gear, the movable bottom plate, the base, the placing structure, the servo motor, the concave edge, the flange, the fixed platform, the mounting screws, the docking station and the mounting bars are arranged, the fixed platform is fixedly connected with the playing display screen through the mounting bars, the mounting height of the playing display screen can be adjusted only by the mounting screws during dismounting, the playing display screen is mounted on a wall body or a ceiling top plate in the traditional English teaching playing equipment, the practical use is inconvenient, the circuit mounting needs additional wiring and slotting, the cost is high, therefore, the movable bottom plate is arranged, the playing display screen can be moved by moving casters, the space is convenient to vacate when a classroom is cleaned or the equipment is not used, on the other hand, the lower movable shaft rotates by starting the servo motor, the lower gear is meshed with the upper gear to transmit torque, the upper movable shaft rotates, flanges on two sides of the upper eccentric wheel are embedded in concave edges on two sides of the lower eccentric wheel, and the upper movable shaft rolls and simultaneously plays a supporting role, so that the support slides upwards in inner walls on two sides of the base to drive the playing display screen to ascend, the displaying and playing height of the playing display screen is stably adjusted within a certain range, and the back row students in a classroom can conveniently watch the screen;

(2) the writing board, the baffle, the placing board, the drawing board, the limiting strips and the inserting strips are arranged, the inserting strips are arranged at the other end of the playing display screen, the writing board is embedded in the inserting strips, the playing display screen and the writing board are often required to be used in combination in an English teaching class, the writing board is taken down from the inserting strips, the drawing board in the placing board is pulled outwards, the writing board is placed between the baffle and the limiting strips to be written, the display mode and the writing mode are flexibly switched, redundant platform space is not occupied, and the writing board is suitable for teaching contents such as English listening, reading and error correction;

(3) by arranging the slot, the fixing bolt, the fixing seat, the fixing plate, the movable plate, the clamping block and the clamping groove, when the traditional wall embedded teaching playing equipment is externally connected with a notebook, because the platform is at a certain distance from the equipment, the power supply wire is often longer, the moving range of a teacher is limited and the risk of falling the notebook due to collision exists, in the utility model, the clamping block is pulled out from the clamping groove, the movable plate can be overturned to be horizontal, the teacher can conveniently place mobile electronic equipment such as the notebook, the mobile electronic equipment such as a display screen notebook is externally connected through the docking station, the operation is convenient, when the notebook is not used, the movable plate is overturned upwards and the clamping block is buckled into the clamping groove, according to the difference of the specific layout of a classroom, the fixing bolt is dismounted, the fixing plate can be taken out from the slot and inserted and fixed in the fixing seat at the other side of the top end of the movable bottom plate, the notebook is flexible and has rich use scenes, the applicability is strong.

Drawings

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

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic side view of the base of the present invention;

fig. 4 is the utility model discloses a rear view structure schematic diagram of broadcast display screen.

In the figure: 1. a displacement structure; 101. a writing board; 102. a baffle plate; 103. placing the plate; 104. drawing the plate; 105. a limiting strip; 106. cutting; 2. playing a display screen; 3. a support; 4. an upper eccentric wheel; 5. a lower eccentric wheel; 6. an upper movable shaft; 7. a lower movable shaft; 8. a lower gear; 9. an upper gear; 10. moving the base plate; 11. a base; 12. a placement structure; 1201. a slot; 1202. fixing the bolt; 1203. a fixed seat; 1204. a fixing plate; 1205. a movable plate; 1206. a clamping block; 1207. a card slot; 13. a servo motor; 14. a concave edge; 15. a flange; 16. a fixed table; 17. mounting screws; 18. a docking station; 19. and (7) mounting the bar.

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.

Example 1: referring to fig. 1-4, a playing device for english teaching comprises a playing display screen 2 and a fixed platform 16, the top end of the fixed platform 16 is fixedly connected with the playing display screen 2, one end of the bottom of the playing display screen 2 is provided with a replacement structure 1, the other end of the playing display screen 2 is fixedly connected with two sets of mounting bars 19, the bottom ends of the mounting bars 19 are welded on both sides of the other end of the fixed platform 16, a plurality of sets of mounting screws 17 are fixedly connected between the mounting bars 19 and the playing display screen 2, the bottom of the other end of the playing display screen 2 is provided with a docking station 18, a moving bottom plate 10 is arranged below the playing display screen 2, four corners of the bottom end of the moving bottom plate 10 are respectively provided with a moving caster, one side of the top end of the moving bottom plate 10 is provided with a placing structure 12, the top end of the moving bottom plate 10 is fixedly connected with a base 11, and the other end of the base 11 is provided with two sets of wiring grooves, a lifting mechanism is arranged inside the base 11;

referring to fig. 1-4, the playing device for english teaching further comprises a lifting mechanism, the lifting mechanism comprises a support 3, the support 3 is respectively and fixedly connected to two sides of the bottom end of a fixed platform 16, the inner walls of two sides of a base 11 are provided with a reserved groove, the support 3 is respectively embedded in the reserved groove and is in sliding connection with the reserved groove, an upper movable shaft 6 is movably connected between two side walls of the support 3, two sides of the upper movable shaft 6 are respectively and fixedly connected with an upper eccentric wheel 4, an upper gear 9 is fixedly connected at the middle position of the upper movable shaft 6, a lower movable shaft 7 is movably connected between two side walls of the base 11, two sides of the lower movable shaft 7 are respectively and fixedly connected with a lower eccentric wheel 5, a lower gear 8 is fixedly connected at the middle position of the lower movable shaft 7, the lower gear 8 is in meshing connection with the upper gear 9, two sides of the upper eccentric wheel 4 are provided with flanges 15, two sides of the lower eccentric wheel 5 are provided with concave edges 14, the flanges 15 are respectively embedded in the concave edges 14 and are in rolling connection with the concave edges 14, one side of the base 11 is fixedly connected with a servo motor 13, the type of the servo motor 13 can be ACSM130-G010015LZ, and the output end of the servo motor 13 is fixedly connected with the lower movable shaft 7 through a coupler;

the lower gear 8 and the upper gear 9 have the same size, and the axes of the lower gear 8 and the upper gear 9 are symmetrically distributed about the horizontal central line of the base 11;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a fixed platform 16 and a display screen 2 are fixedly connected through a mounting bar 19, and only a mounting screw 17 is needed for dismounting and mounting, so that the mounting height of the display screen 2 can be adjusted, most of the conventional english teaching playing equipment is that the display screen 2 is mounted on a wall or a ceiling, which is inconvenient for practical use and requires additional wiring and slotting for line mounting, so that a moving bottom plate 10 is provided, the display screen 2 can be moved by moving casters, thereby cleaning classrooms or freeing up space when the equipment is not used, on the other hand, by starting a servo motor 13, a lower moving shaft 7 rotates, a lower gear 8 and an upper gear 9 are engaged to transmit torque, an upper moving shaft 6 rotates, flanges 15 at two sides of an upper eccentric wheel 4 are embedded in concave edges 14 at two sides of a lower eccentric wheel 5, and play a supporting role while rolling, so that a support 3 slides upwards in inner walls at two sides of a base 11 to drive the display screen 2 to ascend, stably adjust the demonstration broadcast height of broadcast display screen 2 in the certain limit, the screen is watched to the back row student in the classroom of being convenient for, and the flexibility is stronger, and the drive unit in this mechanism all sets up inside base 11, is difficult for weing and receives dirt, and equipment goes up and down smoothly, need not manually, and life is longer, and the base 11 other end is provided with two sets of trough power supply wiring of being convenient for, avoids the winding displacement in disorder, saves installation cost.

Example 2: the replacement structure 1 comprises a writing board 101, a baffle plate 102, a placing plate 103, a drawing plate 104, a limiting strip 105 and an inserting strip 106, wherein the placing plate 103 is fixedly connected to one end of the support 3, the drawing plate 104 is slidably connected to the inside of the placing plate 103, the limiting strip 105 is fixedly connected to one end of the drawing plate 104, the baffle plate 102 is fixedly connected to the top end of the placing plate 103, the inserting strip 106 is arranged at the top of the other end of the playing display screen 2, and the writing board 101 is embedded in the inserting strip 106;

the height of the tablet 101 is larger than that of the playing display screen 2, and the length of the tablet 101 is smaller than that of the playing display screen 2;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the other end of the playing display screen 2 is provided with an insertion bar 106, the insertion bar 106 is embedded with a tablet 101, in an english teaching class, the playing display screen 2 and the tablet 101 are often required to be used in combination, the tablet 101 is taken down from the insertion bar 106, the drawing board 104 in the placing board 103 is pulled outwards, the tablet 101 is placed between the baffle 102 and the limiting bar 105 to be writable, the display mode and the writing mode are flexibly switched, no extra podium space is occupied, and the tablet is suitable for listening, reading, correcting and other teaching contents of english, when the tablet 101 is not used, the drawing board 104 is stored in the placing board 103 and does not block a teacher from walking at the podium, and sundries such as a whiteboard eraser, an oily writing pen, a touch pen, a remote controller, and the like can be placed at the top end of the placing board 103.

Example 3: the placing structure 12 is composed of a slot 1201, a fixing bolt 1202, a fixing seat 1203, a fixing plate 1204, a movable plate 1205, a clamping block 1206 and a clamping groove 1207, the fixing seat 1203 is respectively and fixedly connected to two sides of the top end of the movable bottom plate 10, the slot 1201 is arranged inside the fixing seat 1203, the movable plate 1205 is arranged inside the slot 1201, the fixing bolt 1202 is fixedly connected between the fixing plate 1204 and the slot 1201, the movable plate 1205 is movably hinged to the top end of the fixing plate 1204, the clamping block 1206 is arranged on the other side of the movable plate 1205, the clamping groove 1207 is respectively arranged on two sides of the other end of the playing display screen 2, and the clamping block 1206 is inserted into the clamping groove 1207;

the fixed seats 1203 are symmetrically distributed about the vertical center line of the movable base plate 10, and the hinge point of the movable plate 1205 and the fixed plate 1204 is at the same horizontal height as the bottom end of the playing display screen 2;

specifically, as shown in fig. 1, 2 and 4, when the conventional wall-embedded teaching playing device is externally connected with a notebook, because the platform is a certain distance away from the device, the power supply cable is often long, the moving range of the teacher is limited and the risk of falling the notebook due to collision exists, in the utility model, the clamping block 1206 is pulled out from the clamping groove 1207, the movable plate 1205 can be turned over to the horizontal, the teacher can conveniently place the mobile electronic device such as the notebook, the display screen 2 notebook is externally connected through the docking station 18 in a short distance, the operation is convenient, when the device is not used, the movable plate 1205 is turned upwards and the clamping block 1206 is buckled into the clamping groove 1207, according to the difference of the specific layout of the classroom, the fixing bolt 1202 is detached, the fixing plate 1204 can be taken out from the inserting groove 1201 and is fixedly inserted into the fixing seat 1203 on the other side of the top end of the movable plate 10, the layout is flexible, and the use scenes are rich, the applicability is strong.

The working principle is as follows: when the utility model is used, firstly, the fixed platform 16 and the playing display screen 2 are fixedly connected through the mounting bar 19, the mounting and dismounting only need to pass through the mounting screw 17, the mounting height of the playing display screen 2 can be adjusted, the playing display screen 2 is mostly mounted on a wall body or a ceiling top plate by the traditional English teaching playing equipment, the practical use is inconvenient, in addition, the wiring and slotting are needed for the circuit mounting, the cost is higher, therefore, the moving bottom plate 10 is arranged, the playing display screen 2 can be moved through the moving caster, the space is convenient to vacate when cleaning classrooms or not using the equipment, on the other hand, by starting the servo motor 13, the lower moving shaft 7 rotates, the lower gear 8 and the upper gear 9 are meshed to transmit torque, the upper moving shaft 6 rotates, the flanges 15 at the two sides of the upper eccentric wheel 4 are embedded in the concave edges 14 at the two sides of the lower eccentric wheel 5, the support function is played when rolling, thereby the support 3 can slide up in the inner walls at the two sides of the base 11 to drive the playing display screen 2 to rise, stably adjust the demonstration broadcast height of broadcast display screen 2 in the certain limit, the screen is watched to the back row student in the classroom of being convenient for, and the flexibility is stronger, and the drive unit in this mechanism all sets up inside base 11, is difficult for weing and receives dirt, and equipment goes up and down smoothly, need not manually, and life is longer, and the base 11 other end is provided with two sets of trough power supply wiring of being convenient for, avoids the winding displacement in disorder, saves installation cost.

Afterwards, the other end of the playing display screen 2 is provided with an inserting bar 106, the inserting bar 106 is embedded with a writing board 101, on an english teaching class, the playing display screen 2 and the writing board 101 are often required to be used in combination, the writing board 101 is taken down from the inserting bar 106, the drawing board 104 in the placing board 103 is pulled open to the outside, the writing board 101 is placed between the baffle 102 and the limiting bar 105 to write, the display mode and the writing mode are flexibly switched, no redundant podium space is occupied, and the English listening, reading, error correction and other teaching contents are suitable, when the writing board 101 is not used, the drawing board 104 is stored in the placing board 103 and cannot prevent a teacher from walking at the podium, and sundries such as a whiteboard eraser, an oil-based painting pen, a touch pen, a remote controller and the like can be placed at the top end of the placing board 103.

Finally, when the embedded teaching playback devices of traditional wall body is external to the notebook, because podium and equipment have a certain distance, often the power is dragged the line longer, the teacher walks about the scope and is limited and have the collision risk of dropping the notebook, the utility model discloses in, extract fixture block 1206 from draw-in groove 1207, fly leaf 1205 can overturn to the level, be convenient for the teacher to place mobile electronic equipment such as notebook, through mobile electronic equipment such as the external broadcast display screen 2 notebook of expansion depressed place 18 closely, convenient operation, when not using with fly leaf 1205 upwards upset and with fixture block 1206 buckle in draw-in groove 1207 can, according to the difference of classroom concrete overall arrangement, pull down fixing bolt 1202, can take out fixed plate 1204 from slot 1201 and peg graft and fix in the fixing base 1203 of removal bottom plate 10 top opposite side, flexibility, use scene is abundant, the suitability is strong.

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 a playback devices is used in english teaching, includes broadcast display screen (2) and fixed station (16), its characterized in that: the top end of the fixed table (16) is fixedly connected with a playing display screen (2), one end of the bottom of the playing display screen (2) is provided with a replacement structure (1), the other end of the playing display screen (2) is fixedly connected with two groups of mounting bars (19), the bottom ends of the mounting bars (19) are welded on two sides of the other end of the fixed table (16), a plurality of groups of mounting screws (17) are fixedly connected between the mounting bars (19) and the playing display screen (2), the bottom of the other end of the playing display screen (2) is provided with an expanding dock (18), a moving bottom plate (10) is arranged below the playing display screen (2), four corners of the bottom end of the moving bottom plate (10) are respectively provided with a moving caster, one side of the top end of the moving bottom plate (10) is provided with a placing structure (12), and the top end of the moving bottom plate (10) is fixedly connected with a base (11), the other end of the base (11) is provided with two groups of wiring grooves, and a lifting mechanism is arranged inside the base (11);

the lifting mechanism comprises a support (3), the support (3) is fixedly connected with two sides of the bottom end of a fixed table (16) respectively, the inner walls of two sides of a base (11) are provided with a reserved groove, the support (3) is embedded in the reserved groove and is in sliding connection with the reserved groove respectively, an upper movable shaft (6) is movably connected between two side walls of the support (3), two sides of the upper movable shaft (6) are fixedly connected with an upper eccentric wheel (4) respectively, an upper gear (9) is fixedly connected with the middle position of the upper movable shaft (6), a lower movable shaft (7) is movably connected between two side walls of the base (11), two sides of the lower movable shaft (7) are fixedly connected with a lower eccentric wheel (5) respectively, a lower gear (8) is fixedly connected with the middle position of the lower movable shaft (7), and the lower gear (8) is in meshing connection with the upper gear (9), go up the both sides of eccentric wheel (4) and be provided with flange (15), the both sides of eccentric wheel (5) are provided with concave edge (14) down, flange (15) inlay respectively in the inside of concave edge (14) and with concave edge (14) roll connection, one side fixedly connected with servo motor (13) of base (11), the output of servo motor (13) passes through shaft coupling and lower movable shaft (7) fixed connection.

2. The playing device for english teaching of claim 1, characterized in that: the lower gear (8) and the upper gear (9) are the same in size, and the axes of the lower gear (8) and the upper gear (9) are symmetrically distributed about the horizontal center line of the base (11).

3. The playing device for english teaching of claim 1, characterized in that: replacement structure (1) comprises board (101), baffle (102), place board (103), take out board (104), spacing (105) and cutting (106), place board (103) fixed connection in the one end of support (3), the inside sliding connection who places board (103) has the board (104) of taking out, take out the spacing (105) of one end fixedly connected with of board (104), the top fixedly connected with baffle (102) of placing board (103), cutting (106) set up the top at the broadcast display screen (2) other end, board (101) have been inlayed to the inside of cutting (106).

4. The playing device for english teaching of claim 3, characterized in that: the height of the writing board (101) is larger than that of the playing display screen (2), and the length of the writing board (101) is smaller than that of the playing display screen (2).

5. The playing device for english teaching of claim 1, characterized in that: the placing structure (12) comprises a slot (1201), a fixing bolt (1202), a fixing seat (1203), a fixing plate (1204), a movable plate (1205), a clamping block (1206) and a clamping groove (1207), wherein the fixing seat (1203) is fixedly connected to two sides of the top end of a movable bottom plate (10) respectively, the slot (1201) is arranged inside the fixing seat (1203), the movable plate (1205) is arranged inside the slot (1201), the fixing bolt (1202) is fixedly connected between the fixing plate (1204) and the slot (1201), the movable plate (1205) is hinged to the top end of the fixing plate (1204), the clamping block (1206) is arranged on the other side of the movable plate (1205), the clamping groove (1207) is arranged on two sides of the other end of the playing display screen (2) respectively, and the clamping block (1206) is inserted into the clamping groove (1207).

6. The playing device for english teaching of claim 5, wherein: the fixed seats (1203) are symmetrically distributed about the vertical center line of the movable bottom plate (10), and the hinged point of the movable plate (1205) and the fixed plate (1204) is at the same horizontal height as the bottom end of the playing display screen (2).