Movable adjustable English education teaching demonstration device

Abstract

The invention discloses a movable adjustable English education teaching demonstration device, which comprises a teaching board, a fixed table, a base and a storage box, and is characterized in that the base comprises a fixed plate and adjusting plates arranged at two sides of the fixed plate, a fixed column is vertically mounted in the middle of the top surface of the fixed plate, and the upper end of the fixed column is fixedly connected with the middle of the bottom surface of the fixed table; inserting plates are arranged on the opposite faces of the two adjusting plates correspondingly, and the ends of the inserting plates extend into the fixing plates. The extension mechanism capable of being rolled up is arranged in the storage box, the extension mechanism is composed of a plurality of connecting pieces, each connecting piece is provided with a sound box, the extension mechanism can be pulled out and unfolded in a pulling mode during use, the extension mechanism can be flatly laid on the ground or a table top, English audio output is carried out through the sound boxes, and the use is convenient. And dictation requirements of students at different positions can be met.

Description

Technical Field

[0001] The invention relates to the technical field of teaching tools, in particular to a movable and adjustable English education and teaching demonstration device. Background Art

[0002] English is the most commonly used foreign language. At present, in the process of English teaching, different tenses are used to express different times and states. They are verb forms that express actions, behaviors, and states under various time conditions. English tenses are widely used in daily English conversations, reading comprehension, writing, translation, etc., and are very important.

[0003] The existing English education and teaching demonstration devices have poor functionality. The devices are generally equipped with speakers for sound output and most of the speakers are fixed and cannot be extended. When conducting dictation tests, the volume needs to be increased to meet the dictation needs of students at a long distance, and the hearing of students at a closer distance will be affected to a certain extent. Therefore, a movable and adjustable English education and teaching demonstration device is proposed. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the present invention provides a movable and adjustable English education and teaching demonstration device, which solves the following problems: the existing English education and teaching demonstration devices have poor functionality, the devices generally install speakers to output sound and most of the speakers are fixedly installed and cannot be extended. When conducting dictation tests, the volume needs to be increased to meet the dictation needs of students at a long distance, while the hearing of students at a closer distance will be affected to a certain extent.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the present invention is implemented by the following technical scheme: a movable and adjustable English education and teaching demonstration device, comprising a teaching board, a fixed platform, a base and a storage box, wherein the base comprises a fixed plate and an adjustment plate arranged on both sides of the fixed plate, a fixed column is vertically installed in the middle of the top surface of the fixed plate, and the upper end of the fixed column is fixedly connected to the middle of the bottom surface of the fixed platform, and plug plates are respectively arranged on the opposite surfaces of the two adjustment plates, and the ends of the plug plates extend into the interior of the fixed plate;

[0008] There are two storage boxes in total and they are respectively installed on the top of the adjustment plate. A winding disk is rotatably connected inside the storage box. An extension mechanism is wound around the winding disk. A storage hole is opened on the surface of the storage box. The end of the extension mechanism extends to the outside of the storage box through the storage hole.

[0009] The extension mechanism comprises a connecting piece and a sound box. The connecting piece is made of soft rubber material and adjacent connecting pieces are connected by hinges. The sound box is installed in the middle of the surface of the connecting piece.

[0010] As a further preferred embodiment of the present invention, a through hole is provided on the surface of the fixed column and a sleeve is rotatably connected inside the through hole, and telescopic tubes are telescopically connected at both ends of the sleeve, and the ends of the telescopic tubes extend to the interior of the storage box and are connected to the winding disk, a motor 1 is installed in the middle of the outer wall of one of the storage boxes and the power output end of the motor 1 is connected to the side wall of the winding disk, an adjusting disk is installed on the outer wall of the other storage box, the shaft end of the adjusting disk is connected to the other winding disk, and a handle is vertically connected to the surface of the adjusting disk.

[0011] As a further preferred embodiment of the present invention, a positioning plate is symmetrically installed on the surface of the sleeve and inside the fixing column, a positioning groove is opened on the inner wall of the sleeve, and a positioning strip used in conjunction with the positioning groove is installed on the surface of the telescopic tube.

[0012] As a further preferred embodiment of the present invention, a positioning sleeve and a positioning tube are installed inside the fixed plate. A total of several positioning sleeves are provided and fixedly installed inside the fixed plate. Both ends of the positioning tube respectively pass through the positioning sleeves and are connected with screws. The screws extend into the interior of the adjustment plate. A screw sleeve is installed inside the adjustment plate and the screw sleeve is threadedly connected to the screw.

[0013] As a further preferred embodiment of the present invention, a second motor is installed on the top of the fixing plate and inside the fixing plate, and mutually meshing gears are provided at the power output end of the second motor and the surface of the positioning tube.

[0014] As a further preferred embodiment of the present invention, dust removal holes are respectively arranged on both sides of the top surface of the fixed platform, a filter groove is opened on the side wall of the fixed platform and a filter plate is embedded and connected inside the filter groove, a dust collector is installed in the middle of the side wall of the fixed platform and the dust collector is connected to the filter groove.

[0015] As a further preferred embodiment of the present invention, a writing groove is provided on the surface of the teaching board, a slot is provided on the top surface of the teaching board, and a display screen is embedded and connected inside the slot.

[0016] As a further preferred embodiment of the present invention, a moving wheel is installed at the bottom of the adjustment plate.

[0017] (III) Beneficial effects

[0018] The present invention provides a movable and adjustable English education and teaching demonstration device, which has the following beneficial effects:

[0019] The present invention has a retractable extension mechanism disposed inside the storage box, the extension mechanism being composed of a plurality of connecting plates, each of which being equipped with a speaker. When in use, the extension mechanism can be pulled out and unfolded, and can be laid flat on the ground or a desktop, and English audio output can be performed through the speaker, thereby meeting the dictation needs of students in different positions. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural diagram of the movable and adjustable English education and teaching demonstration device of the present invention;

[0021] Figure 2 for Figure 1 A magnified view of middle;

[0022] Figure 3 This is a diagram of the internal structure of the base, storage box and fixing column of the present invention;

[0023] Figure 4 It is a structural diagram of the fixing platform of the present invention;

[0024] Figure 5 It is a structural diagram of the extension mechanism described in the present invention.

[0025] In the figure: 1. teaching board; 2. fixed table; 3. storage box; 4. handle; 5. adjustment plate; 7. moving wheel; 8. extension mechanism; 9. fixed column; 10. fixed plate; 11. plug plate; 12. adjustment plate; 13. storage hole; 14. writing groove; 15. display screen; 16. slot; 17. through hole; 18. sleeve; 19. positioning strip; 20. telescopic tube; 21. motor 1; 22. winding reel; 23. positioning plate; 24. motor 2; 25. screw; 26. screw sleeve; 27. positioning sleeve; 28. positioning tube; 29. ​​dust removal hole; 30. dust collector; 31. filter plate; 32. speaker; 33. connecting piece; 34. hinge. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-5The embodiment of the present invention provides a technical solution: a movable and adjustable English education and teaching demonstration device, comprising a teaching board 1, a fixed platform 2, a base and a storage box 3, the base comprising a fixed plate 10 and an adjustment plate 12 arranged on both sides of the fixed plate 10, a fixed column 9 is vertically installed in the middle of the top surface of the fixed plate 10, and the upper end of the fixed column 9 is fixedly connected to the middle of the bottom surface of the fixed platform 2, and plug plates 11 are respectively arranged on the opposite surfaces of the two adjustment plates 12, and the ends of the plug plates 11 extend to the inside of the fixed plate 10, and the plug plates 11 move outward from the fixed plate 10 during the adjustment and expansion of the two adjustment plates 12;

[0028] Two storage boxes 3 are provided and are respectively installed on the top of the adjustment plate 12. The storage box 3 is rotatably connected to the inside of the storage box 3 with a winding disk 22, and the winding disk 22 is wound with an extension mechanism 8. A storage hole 13 is provided on the surface of the storage box 3. The end of the extension mechanism 8 extends to the outside of the storage box 3 through the storage hole 13, and the extension mechanism 8 can be pulled out through the storage hole 13; the extension mechanism 8 includes a connecting piece 33 and a speaker 32, the connecting piece 33 is made of soft rubber material and adjacent connecting pieces 33 are connected by hinges 34, the speaker 32 is installed in the middle of the surface of the connecting piece 33, and audio output is performed through the speaker 32.

[0029] As a further improvement, a through hole 17 is provided on the surface of the fixed column 9, and a sleeve 18 is rotatably connected inside the through hole 17. Telescopic tubes 20 are telescopically connected to both ends of the sleeve 18. The ends of the telescopic tubes 20 extend to the interior of the storage box 3 and are connected to the winding disk 22. A motor 21 is installed in the middle of the outer wall of one of the storage boxes 3, and the power output end of the motor 21 is connected to the side wall of the winding disk 22. An adjusting disk 5 is installed on the outer wall of the other storage box 3, and the axial end of the adjusting disk 5 is connected to the other winding disk 22. A handle 4 is vertically connected to the surface of the adjusting disk 5. After starting the motor 21 or manually rotating the adjusting disk 5, the telescopic tube 20, the sleeve 18 and the winding disk 22 are driven to rotate, and the extension mechanism 8 is wound.

[0030] As a further improvement, a positioning plate 23 is symmetrically installed on the surface of the sleeve 18 and inside the fixed column 9, a positioning groove is opened on the inner wall of the sleeve 18, and a positioning strip 19 used in conjunction with the positioning groove is installed on the surface of the telescopic tube 20. The positioning strip 19 and the positioning groove are used in conjunction with each other, so that the telescopic tube 20 can drive the telescopic tube 20 on the other side through the sleeve 18 during the rotation of the telescopic tube 20.

[0031] Further improved, a positioning sleeve 27 and a positioning tube 28 are installed inside the fixed plate 10, and a total of several positioning sleeves 27 are provided and fixedly installed inside the fixed plate 10. Both ends of the positioning tube 28 respectively penetrate the positioning sleeve 27 and are connected with a screw 25, and the screw 25 extends into the inside of the adjustment plate 12, and a screw sleeve 26 is installed inside the adjustment plate 12 and the screw sleeve 26 is threadedly connected with the screw 25. A second motor 24 is installed on the top of the fixed plate 10 and inside the fixed plate 10, and the power output end of the second motor 24 and the surface of the positioning tube 28 are provided with gears meshing with each other. After the second motor 24 is started, the positioning tube 28 is driven to rotate through the gears, and the positioning tube 28 rotates and drives the screw 25 to rotate, and the screw 25 rotates and drives the adjustment plates 12 on both sides to move toward the middle or both sides at the same time.

[0032] As a further improvement, dust removal holes 29 are respectively provided on both sides of the top surface of the fixed platform 2, a filter groove is opened on the side wall of the fixed platform 2 and a filter plate 31 is embedded and connected inside the filter groove, a dust collector 30 is installed in the middle of the side wall of the fixed platform 2 and the dust collector 30 is connected to the filter groove, and after the dust collector 30 is started, the dust above the dust outlet hole is sucked in and filtered through the filter plate 31.

[0033] As a further improvement, a writing groove 14 is provided on the surface of the teaching board 1, a slot 16 is provided on the top surface of the teaching board 1, and a display screen 15 is embedded and connected inside the slot 16, and the display screen 15 can display teaching content.

[0034] As a further improvement, a moving wheel 7 is installed at the bottom of the adjustment plate 12 to provide the device with a moving function.

[0035] Working principle: during use, writing can be done on the writing groove 14, the teaching board 1 is rotatably connected to the fixed platform 2 and can be rotated, and the teaching video can be displayed through the display screen 15. When dictation training is needed, the extension mechanism 8 can be pulled out and placed on the ground or on the desktop, and audio output is performed through the speaker 32. After starting the motor 24, the positioning tube 28 is driven to rotate, and the positioning tube 28 is rotated to drive the screw 25. The screw 25 can adjust the position of the adjustment plate 12, and expand the lateral extension distance of the extension mechanism 8 to a certain extent. During the movement and adjustment of the adjustment plate 12, the telescopic tube 20 is moved out of the sleeve 18 by the same length. After the dictation is completed, the motor 1 21 is started or the adjustment disk 5 is manually rotated to drive the telescopic tube 20, the sleeve 18 and the winding disk 22 to rotate, and the extension mechanism 8 is wound.

[0036] The present invention includes 1, teaching board; 2, fixed table; 3, storage box; 4, handle; 5, adjustment plate; 7, moving wheel; 8, extension mechanism; 9, fixed column; 10, fixed plate; 11, plug plate; 12, adjustment plate; 13, storage hole; 14, writing groove; 15, display screen; 16, slot; 17, through hole; 18, sleeve; 19, positioning strip; 20, telescopic tube; 21, motor 1; 22, winding disk; 23, positioning plate; 24, motor 2; 25, screw; 26, screw sleeve; 27, positioning sleeve; 28, positioning tube; 29, dust removal hole; 30, dust collector; 31, filter plate; 32, speaker; 33, connecting piece; 34, hinge, the components are all universal standard parts or components known to those skilled in the art, and their structures and principles are all known to those skilled in the art through technical manuals or through Conventional experimental methods have shown that the problem solved by the present invention is that the existing English education and teaching demonstration devices have poor functionality. The devices generally install speakers 32 for sound output and most of the speakers 32 are fixed and cannot be extended. When conducting a dictation test, the volume needs to be increased to meet the dictation needs of students at a long distance, and the hearing of students at a closer distance will be affected to a certain extent. The present invention combines the above-mentioned components with each other. A retractable extension mechanism 8 is arranged inside the storage box 3 of the present invention. The extension mechanism 8 is composed of a plurality of connecting plates 33. A speaker 32 is installed on each connecting plate 33. When in use, the extension mechanism 8 can be pulled out and unfolded by pulling, and can be laid flat on the ground or on a table. English audio output is performed through the speakers 32, which can meet the dictation needs of students in different positions.

[0037] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0038] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A movable and adjustable English education and teaching demonstration device, comprising a teaching board (1), a fixed platform (2), a base and a storage box (3), characterized in that: The base comprises a fixed plate (10) and adjustment plates (12) arranged on both sides of the fixed plate (10); a fixed column (9) is vertically installed in the middle of the top surface of the fixed plate (10), and the upper end of the fixed column (9) is fixedly connected to the middle of the bottom surface of the fixed platform (2); plug plates (11) are respectively arranged on the opposite surfaces of the two adjustment plates (12), and the ends of the plug plates (11) extend into the interior of the fixed plate (10); Two storage boxes (3) are provided and are respectively installed on the top of the adjustment plate (12); a winding disk (22) is rotatably connected inside the storage box (3); an extension mechanism (8) is wound around the winding disk (22); a storage hole (13) is provided on the surface of the storage box (3); and an end of the extension mechanism (8) extends to the outside of the storage box (3) through the storage hole (13); The extension mechanism (8) comprises a connecting piece (33) and a sound box (32); the connecting piece (33) is made of soft rubber material and adjacent connecting pieces (33) are connected by hinges (34); and the sound box (32) is installed in the middle of the surface of the connecting piece (33).

2. The movable and adjustable English teaching demonstration device according to claim 1 is characterized in that: A through hole (17) is provided on the surface of the fixing column (9), and a sleeve (18) is rotatably connected inside the through hole (17), and telescopic tubes (20) are telescopically connected at both ends of the sleeve (18), and the ends of the telescopic tubes (20) extend into the interior of the storage box (3) and are connected to the winding disk (22), a motor (21) is installed in the middle of the outer wall of one of the storage boxes (3), and the power output end of the motor (21) is connected to the side wall of the winding disk (22), and an adjustment disk (5) is installed on the outer wall of the other storage box (3), and the shaft end of the adjustment disk (5) is connected to the other winding disk (22), and a handle (4) is vertically connected to the surface of the adjustment disk (5).

3. The movable and adjustable English teaching demonstration device according to claim 2 is characterized in that: A positioning plate (23) is symmetrically installed on the surface of the sleeve (18) and inside the fixing column (9), a positioning groove is opened on the inner wall of the sleeve (18), and a positioning strip (19) used in conjunction with the positioning groove is installed on the surface of the telescopic tube (20).

4. The movable and adjustable English teaching demonstration device according to claim 1 is characterized in that: A positioning sleeve (27) and a positioning tube (28) are installed inside the fixing plate (10). A plurality of positioning sleeves (27) are provided and fixedly installed inside the fixing plate (10). Two ends of the positioning tube (28) respectively penetrate the positioning sleeve (27) and are connected to a screw rod (25). The screw rod (25) extends into the inside of the adjustment plate (12). A screw sleeve (26) is installed inside the adjustment plate (12) and the screw sleeve (26) is threadedly connected to the screw rod (25).

5. The movable and adjustable English teaching demonstration device according to claim 1 is characterized in that: A second motor (24) is installed on the top of the fixing plate (10) and inside the fixing plate (10), and mutually meshing gears are arranged on the power output end of the second motor (24) and the surface of the positioning tube (28).

6. The movable and adjustable English teaching demonstration device according to claim 1 is characterized in that: Dust removal holes (29) are respectively arranged on both sides of the top surface of the fixed platform (2), a filter groove is opened on the side wall of the fixed platform (2), and a filter plate (31) is embedded and connected inside the filter groove, and a dust collector (30) is installed in the middle of the side wall of the fixed platform (2), and the dust collector (30) is connected to the filter groove.

7. The movable and adjustable English teaching demonstration device according to claim 1 is characterized in that: The surface of the teaching board (1) is provided with a writing groove (14), the top surface of the teaching board (1) is provided with a slot (16), and the interior of the slot (16) is inlaid with a display screen (15).

8. The movable and adjustable English teaching demonstration device according to claim 1 is characterized in that: A moving wheel (7) is installed at the bottom of the adjustment plate (12).

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