CN215913717U

CN215913717U - English listening practice device that can many people used

Info

Publication number: CN215913717U
Application number: CN202120628731.6U
Authority: CN
Inventors: 谭丽娜
Original assignee: Neijiang Vocational and Technical College
Current assignee: Neijiang Vocational and Technical College
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2022-03-01
Anticipated expiration: 2031-03-29

Abstract

The utility model relates to an English listening practice device capable of being used by multiple persons, which comprises a base, a plurality of supporting legs and a table plate, wherein a placing seat is arranged on one side of the table plate, a display screen, an earphone and a back plate are arranged on the placing seat, two supporting plates are arranged on the base, sliding grooves are formed in the supporting plates, a U-shaped plate and a folded plate are arranged at the top end of each supporting plate, the opening of the U-shaped plate is connected with the supporting plates, auxiliary plates and two connecting rods are arranged on two sides of the table plate, a sleeve and a fixing pin are arranged on the supporting legs, two groups of moving assemblies are arranged on the base, the placing seat can be supported through the U-shaped plate and the folded plate and can be fixed at the top end of the supporting plates, the area of the table plate can be increased by the auxiliary plates to be used by the multiple persons, and the auxiliary plates can be conveniently folded through the sleeve, the connecting rods and the fixing pins.

Description

English listening practice device that can many people used

Technical Field

The utility model relates to the technical field of teaching devices, in particular to an English listening practice device capable of being used by multiple persons.

Background

The hearing level can reflect the English level of one person to a certain extent, the existing English teaching courses are also related to hearing, the existing hearing course is studied in a special audio-visual speaking and teaching room, each student uses a display screen, a teacher controls the display screen to display teaching contents, the students carry earphones to listen to the hearing contents of the teacher, but when the display screen is not needed, the display screen occupies a part of desktop space, the area of the desktop available for the students is reduced, the desk is not suitable for being used as a desk, one person can use one desk, each desk needs to be provided with the display screen and the earphones, when a plurality of persons need to share one display screen, the desk does not have enough space to use, the existing desk cannot move, the teacher needs to clear an empty place in a classroom, and when the students simulate some conversation scenes in a textbook, the desk is inconvenient to move, and is inconvenient to move when other desks need to be moved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an English listening practice device which can be used by a plurality of people.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an English listening practice device capable of being used by multiple persons comprises a base, a plurality of supporting legs and a table plate, wherein a placing seat is arranged on one side of the table plate, a display screen, an earphone and a back plate are arranged on the placing seat, the top end of the back plate is bent towards the table plate, two supporting plates are arranged on the base, sliding grooves are formed in the supporting plates, two ends of the placing seat are arranged in the sliding grooves, a U-shaped plate and a folded plate are arranged at the top end of each supporting plate, the opening of the U-shaped plate is connected with the corresponding supporting plate, the folded plate is L-shaped and movably connected with the inner wall of the U-shaped plate through a rotating shaft, an auxiliary plate and two connecting rods are arranged on each of two sides of the table plate, the auxiliary plate is connected with the table plate through a hinge, a sleeve and a fixing pin are arranged on each supporting leg, one end of each connecting rod is movably connected with the auxiliary plate, the other end of each connecting rod is movably connected with the sleeve, and positioning holes are formed in the supporting legs, the fixing pin passes through the sleeve, and one end of the fixing pin is inserted into the positioning hole, and the base is provided with two groups of moving assemblies.

Preferably, the two sides of the placing seat are provided with clamping grooves, the opening of each clamping groove is provided with a baffle, and the baffles are connected with the placing seat in a sliding manner. Can seal the draw-in groove after the folded plate leaves the draw-in groove through the baffle, compare with the folded plate that turns, it is more convenient.

In further preferred, it includes two gyro wheels, two bracing pieces, two trace bars and a threaded rod to remove the subassembly, the both sides cavity of base sets up, it sets up in the base to remove the subassembly, the gyro wheel sets up the bottom at the bracing piece, be provided with the drive block on the threaded rod, the one end and the bracing piece of trace bar are through pivot swing joint, the other end and drive block swing joint, the screw thread on the threaded rod sets up to two-way screw, the base is passed to the one end of threaded rod, and this end is provided with the hand wheel. The convenient movable table plate can be moved through the moving assembly.

In a further preferred mode, a limiting plate is arranged on the inner side of the U-shaped plate. Through the limiting plate, the folded plate can be prevented from being folded excessively. So that the utility model can not fall down by gravity.

Preferably, the sleeve is provided with a fixing box, the fixing box is provided with a spring therein, the fixing pin penetrates through the fixing box, the spring is sleeved on the sleeve, and the fixing pin in the fixing box is provided with a limit ring thereon. Through the fixing box, the spring and the limiting ring, the fixing pin can be automatically inserted into the positioning hole

In further preferred, the locating hole sets up to the rectangle, just the supporting leg top locating hole is vertical to be set up, and below locating hole level sets up, the one end and the locating hole of fixed pin correspond the setting. Through the locating hole of rectangle and the fixed pin that corresponds, when fixed pin and locating hole angle are different, the fixed pin can not insert in the fixed orifices, when packing up the subplate, can be without both hands control fixed pin.

Preferably, the inner wall of the fixing box on one side of the limiting ring is provided with two limiting blocks, and the limiting blocks are symmetrically arranged. The limiting block can limit the state that the fixing pin is inserted into one end of the positioning hole, so that the fixing pin can be accurately inserted into one of the positioning holes.

In a further preferred mode, a connecting plate is arranged on the outer side of the placing seat, and both ends of the connecting plate are connected with the baffle plate. The two baffles can be driven simultaneously by the connecting plate.

(III) advantageous effects

Compared with the prior art, the utility model provides an English listening practice device capable of being used by multiple people, which has the following beneficial effects:

in the utility model, the table board can be used as a different desk by turning over the two auxiliary boards, the auxiliary boards can be fixed by inserting the fixing pins into the positioning holes after the two auxiliary boards are turned over, so that students can learn by using the auxiliary boards, three people can share one display screen, through earphone exercise hearing, remove the subassembly and can make the threaded rod rotate through rotating the hand wheel, be the drive block removal, through connecting rod and bracing piece, make the gyro wheel contact ground, just so can remove the table, although need make the gyro wheel contact ground before removing the table, nevertheless can be very convenient when removing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a rear view of the present invention;

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

FIG. 4 is a side cross-sectional structural view of the base of the present invention;

FIG. 5 is a schematic cross-sectional view of the U-shaped panels and flaps of the present invention;

fig. 6 is a schematic sectional view showing the structure of the sleeve and the fixing case according to the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a table plate; 4. a placing seat; 5. a display screen; 6. an earphone; 7. a back plate; 8. a support plate; 9. a chute; 10. a U-shaped plate; 11. folding the plate; 12. a sub-board; 13. a connecting rod; 14. a sleeve; 15. a fixing pin; 16. positioning holes; 17. a card slot; 18. a baffle plate; 19. a roller; 20. a support bar; 21. a linkage rod; 22. a threaded rod; 23. a drive block; 24. a hand wheel; 25. a limiting plate; 26. a fixing box; 27. a spring; 28. a limiting ring; 29. a limiting block; 30. and (7) connecting plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-6, an english listening practice device for multiple persons comprises a base 1, a plurality of support legs 2 and a table 3, wherein a placing seat 4 is arranged on one side of the table 3, a display screen 5, an earphone 6 and a back plate 7 are arranged on the placing seat 4, the top end of the back plate 7 is bent towards the table 3, two support plates 8 are arranged on the base 1, a chute 9 is arranged on each support plate 8, two ends of the placing seat 4 are arranged in the chute 9, a U-shaped plate 10 and a folded plate 11 are arranged on the top end of each support plate 8, an opening of the U-shaped plate 10 is connected with the support plates 8, the folded plate 11 is L-shaped and movably connected with the inner wall of the U-shaped plate 10 through a rotating shaft, both sides of the table 3 are provided with an auxiliary plate 12 and two connecting rods 13, the auxiliary plate 12 is connected with the table 3 through a hinge, the support legs 2 are provided with sleeves 14 and fixing pins 15, one end of the connecting rod 13 is movably connected with the auxiliary plate 12, the other end of the connecting rod is movably connected with the sleeve 14, the supporting leg 2 is provided with a positioning hole 16, the fixing pin 15 penetrates through the sleeve 14, one end of the fixing pin is inserted into the positioning hole 16, and the base 1 is provided with two sets of moving assemblies.

In this embodiment, two sides of the placing seat 4 are provided with a clamping groove 17, an opening of the clamping groove 17 is provided with a baffle 18, the baffle 18 is slidably connected with the placing seat 4, and the inner side of the U-shaped plate 10 is provided with a limiting plate 25. One end of the folded plate 11 is dropped in the clamping groove 17, so as to support the placing seat 4, when the bottom of the clamping groove 17 rises, the folded plate 11 can be lifted out of the clamping groove 17, the baffle plate 18 is pushed into the clamping groove 17, the folded plate 11 can not move further to the clamping groove 17, the placing seat 4 can be moved downwards, only a part of the folded plate 11 needs to be lifted up, meanwhile, the two baffle plates 18 can be pressed by hands, the placing seat 4 can be conveniently folded, a T-shaped groove is preferably formed in the side face of the placing seat 4, the baffle plate 18 slides in the T-shaped groove, the folded plate 11 can be supported through the limiting plate 25, the position of the limiting plate 25 can also be limited, the long edge of the folded plate 11 can be in a horizontal state certainly under the condition that the folded plate 11 is not blocked, and the long edge of the folded plate is directed to the other folded plate 11.

In this embodiment, the removal subassembly includes two gyro wheels 19, two bracing pieces 20, two trace bars 21 and a threaded rod 22, the both sides cavity of base 1 sets up, the removal subassembly sets up in base 1, gyro wheel 19 sets up the bottom at bracing piece 20, be provided with drive block 23 on the threaded rod 22, the one end and the bracing piece 20 of trace bar 21 are through pivot swing joint, the other end and drive block 23 swing joint, the screw thread on the threaded rod 22 sets up to two-way screw thread, base 1 is passed to the one end of threaded rod 22, and this end is provided with hand wheel 24. The roller 19 preferably uses a universal wheel and can rotate a threaded rod 22 through a hand wheel 24, threads on the threaded rod 22 are bidirectional threads, the top of a driving block 23 is attached to the inner wall of the base 1 for guiding, the driving block 23 is far away from each other when the threaded rod 22 rotates, then a linkage rod 21 enables a supporting rod 20 to move downwards, the roller 19 is enabled to be in contact with the ground and jacks up a part of the base 1, and finally the supporting leg 2 is away from the ground, so that the base 1, the supporting leg 2, a desktop and other components can be pushed to move, when the movement is not possible, the roller 19 can be folded up through the hand wheel 24, when the movement is needed, people can move easily through the movement component, and when the movement is not possible, the movement cannot be easily performed.

In this embodiment, be provided with fixed box 26 on the sleeve pipe 14, be provided with spring 27 in the fixed box 26, fixed pin 15 passes fixed box 26, spring 27 cup joints on sleeve pipe 14, be provided with spacing ring 28 on the fixed pin 15 in the fixed box 26, locating hole 16 sets up to the rectangle, just supporting leg 2 top locating hole 16 is vertical to be set up, and below locating hole 16 level sets up, fixed pin 15 and locating hole 16 correspond the setting, be provided with two stopper 29 on the fixed box 26 inner wall of spacing ring 28 one side, stopper 29 symmetry sets up. Fix the fixed pin 15 in fixed box 26 through spring 27 and spacing ring 28, can avoid the fixed pin 15 to lose, locating hole 16 is the rectangle, after extracting the locating hole 16 with fixed pin 15 again like this, just can make the fixed pin 15 can not reinsert in locating hole 16 once only rotating, make people can be more relaxed expand and receive subplate 12, when needn't both hands fixed pin 15 again, go to expand subplate 12, or receive subplate 12, can make fixed pin 15 after rotating to the certain degree through stopper 29, can't rotating, and then make one of two locating holes 16 of alignment that fixed pin 15 can be accurate.

In this embodiment, a connecting plate 30 is disposed outside the placing seat 4, and both ends of the connecting plate 30 are connected to the baffle 18. The two flaps 18 can be driven simultaneously by the link plate 30, only by dragging the placement base 4 with a part of the palm and pressing the link plate 30 with the thumb.

Example 2:

referring to fig. 1, 4 and 6, in use, the placing base 4 and the back plate 7 are moved upward until the long edge of the folding plate 11 of the two U-shaped plates 10 is turned down, the placing base 4 is put down, the folding plate 11 contacts with the U-shaped plates 10, the placing base 4 is supported, the earphones 6 and the display screen 5 are placed on the placing base 4, a student sits in front of the desk plate 3, wears the earphones 6 to listen to english, and the display screen 5 is controlled by a teacher to play english text, so that the impression of the student is enhanced through the words on the screen and the voice in the earphones 6, the learning efficiency is improved, if another student needs to use the same display screen 5, the fixing pin 15 is pulled out and rotated because of the limiting block 29, when the fixing pin 15 cannot rotate, the rotation is stopped, the fixing pin 15 cannot be inserted into the positioning hole 16 and has the same inclination as that of the other positioning hole 16, the auxiliary plate 12 is opened, the sleeve 14 is lifted by the connecting rod 13 until the fixing pin 15 is aligned with the positioning hole 16 above the supporting leg 2, the fixing pin 15 can be automatically inserted into the positioning hole 16 under the elastic force of the spring 27, the auxiliary plate 12 can be kept in an opened state because the sleeve 14 is fixed, two positions can be added for other two students to use, when the display screen 5 is not needed, the placing seat 4 is lifted upwards firstly, the long edge of the folded plate 11 is turned upwards, then the placing seat 4 is dropped until the top of the back plate 7 is parallel to the table plate 3, the placing seat 4 is hollow and convenient to move, at the moment, the table plate 3 and the auxiliary plate 12 can be used for three students to learn, if a student leaves, the fixing pin 15 is firstly pulled out, the fixing pin 15 is rotated, then the auxiliary plate 12 is dropped until the fixing pin 15 is inserted into the positioning hole 16 below, the sleeve 14, the connecting rod 13 and the auxiliary plate 12 are fixed, if the movable base needs to be moved, the hand wheel 24 is rotated, the threaded rod 22 is further rotated, threads on the threaded rod 22 are bidirectional threads, the top of the driving block 23 is tightly attached to the inner wall of the base 1 for guiding, the driving block 23 is far away from the threaded rod 22 when the threaded rod 22 rotates, the supporting rod 20 is further moved downwards through the linkage rod 21, the roller 19 is contacted with the ground, the base 1 is jacked up to be partially, finally, the supporting leg 2 is away from the ground, therefore, the base 1, the supporting leg 2, a tabletop and other components can be pushed to move, and when the movable base does not move, the roller 19 can be retracted through the hand wheel 24.

Example 3:

referring to fig. 1-6, in use, the placing base 4 and the back plate 7 are moved upward until the folding plate 11 of the two U-shaped plates 10 is turned down and enters the slot 17, then the placing base 4 is put down, the folding plate 11 contacts with the inner wall of the slot 17 to support the placing base 4, the earphone 6 and the display screen 5 are placed on the placing base 4, the student sits in front of the desk plate 3, wears the earphone 6 to listen to english reading, the display screen 5 is controlled by a teacher to play english text, the impression of the student is enhanced through the characters on the screen and the voice in the earphone 6, the learning efficiency is improved, if another student needs to use the same display screen 5, the fixing pin 15 is pulled out and rotated, because of the limiting block 29, when the fixing pin 15 cannot rotate, the rotation is stopped, the fixing pin 15 cannot be inserted into the positioning hole 16 and has the same inclination as that of the other positioning hole 16, the auxiliary plate 12 is opened, the sleeve 14 is lifted by the connecting rod 13 until the fixing pin 15 is aligned with the positioning hole 16 above the supporting leg 2, the fixing pin 15 can be automatically inserted into the positioning hole 16 under the elastic force of the spring 27, the auxiliary plate 12 can be kept in an opened state because the sleeve 14 is fixed, two positions can be added for other two students to use, when the display screen 5 is not needed, the placing base 4 is lifted upwards and the connecting plate 30 is pushed, so that the baffle plate 18 blocks the clamping groove 17, at the beginning, the baffle plate 18 cannot be pushed because the folded plate 11 cannot be pushed until the folded plate 11 is separated from the clamping groove 17, the baffle plate 18 is pushed to block the clamping groove 17, at the moment, the placing base 4 is fallen, because of the limiting plate 25, the long edge of the folded plate 11 cannot be overturned to be in a vertical state, when the folded plate 11 is not in contact with the placing base 4, the folded plate 11 can be under the action of gravity, the long edge can become the horizontality, until roof 8 and table 3 are parallel, place seat 4 cavity, be convenient for remove, at this moment table 3 and subplate 12 can supply three people to learn to use, if some students leave, extract fixed pin 15 first, rotate fixed pin 15, put subplate 12 down, until fixed pin 15 inserts in the locating hole 16 that is located the below, fix sleeve pipe 14, connecting rod 13 and subplate 12, if need remove, through rotating hand wheel 24, and then rotate threaded rod 22, the screw thread on threaded rod 22 is two-way screw thread, the inner wall of base 1 is hugged closely at the drive block 23 top, for the direction, drive block 23 keeps away from each other when threaded rod 22 rotates, and then make the support column move down through trace 21, it is gyro wheel 19 contact ground, and push up base 1 partly, finally, supporting leg 2 pulls open the bottom surface, just so can promote base 1, The support legs 2, table top and other components are moved and when not moved, the rollers 19 are retracted by the handwheel 24.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an english listening practice device that can many people used, includes base (1), a plurality of supporting leg (2) and table (3), its characterized in that: a placing seat (4) is arranged on one side of the table plate (3), a display screen (5), an earphone (6) and a back plate (7) are arranged on the placing seat (4), the top end of the back plate (7) is bent towards the table plate (3), two supporting plates (8) are arranged on the base (1), a sliding groove (9) is formed in each supporting plate (8), two ends of the placing seat (4) are arranged in the sliding grooves (9), a U-shaped plate (10) and a folded plate (11) are arranged at the top end of each supporting plate (8), an opening of each U-shaped plate (10) is connected with the corresponding supporting plate (8), each folded plate (11) is L-shaped and is movably connected with the inner wall of the corresponding U-shaped plate (10) through a rotating shaft, an auxiliary plate (12) and two connecting rods (13) are arranged on two sides of the table plate (3), and the auxiliary plate (12) is connected with the table plate (3) through a hinge, be provided with sleeve pipe (14) and fixed pin (15) on supporting leg (2), the one end and subplate (12) swing joint of connecting rod (13), the other end and sleeve pipe (14) swing joint, be provided with locating hole (16) on supporting leg (2), sleeve pipe (14) are passed in fixed pin (15), and one end insert in locating hole (16), be provided with two sets of removal subassemblies on base (1).

2. A multi-user english listening practice device according to claim 1, characterized in that: clamping grooves (17) are formed in two sides of the placing seat (4), a baffle (18) is arranged at an opening of each clamping groove (17), and the baffle (18) is connected with the placing seat (4) in a sliding mode.

3. A multi-user english listening practice device according to claim 1, characterized in that: the movable assembly comprises two idler wheels (19), two support rods (20), two linkage rods (21) and a threaded rod (22), the two sides of the base (1) are hollow, the movable assembly is arranged in the base (1), the idler wheels (19) are arranged at the bottom end of the support rods (20), a driving block (23) is arranged on the threaded rod (22), one end of each linkage rod (21) is movably connected with the support rods (20) through a rotating shaft, the other end of each linkage rod is movably connected with the driving block (23), threads on the threaded rod (22) are arranged to be bidirectional threads, one end of the threaded rod (22) penetrates through the base (1), and the end is provided with a hand wheel (24).

4. A multi-user english listening practice device according to claim 1, characterized in that: and a limiting plate (25) is arranged on the inner side of the U-shaped plate (10).

5. A multi-user english listening practice device according to claim 1, characterized in that: the improved structure is characterized in that a fixing box (26) is arranged on the sleeve (14), a spring (27) is arranged in the fixing box (26), the fixing pin (15) penetrates through the fixing box (26), the spring (27) is sleeved on the sleeve (14), and a limiting ring (28) is arranged on the fixing pin (15) in the fixing box (26).

6. An English listening practice device for multiple users according to claim 5 wherein: the positioning holes (16) are arranged to be rectangular, the positioning holes (16) above the supporting legs (2) are vertically arranged, the positioning holes (16) below the supporting legs are horizontally arranged, and the fixing pins (15) and the positioning holes (16) are correspondingly arranged.

7. An English listening practice device for multiple users according to claim 6 wherein: two limiting blocks (29) are arranged on the inner wall of the fixed box (26) on one side of the limiting ring (28), and the limiting blocks (29) are symmetrically arranged.

8. A multi-user english listening practice device according to claim 2, characterized in that: the outer side of the placing seat (4) is provided with a connecting plate (30), and two ends of the connecting plate (30) are connected with the baffle (18).