CN211454858U

CN211454858U - English listening comprehension exercise device convenient to carry

Info

Publication number: CN211454858U
Application number: CN201922359184.1U
Authority: CN
Inventors: 孙春健; 孟蝶
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-08
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses an english listening comprehension exercise device convenient to carry, including depositing the case, deposit the top and the equal spacing frame of the equal fixedly connected with in bottom of incasement chamber, the equal fixedly connected with slide bar in both sides of spacing frame inner chamber, the equal sliding connection of upper end and the lower extreme on slide bar surface has the sliding sleeve, and fixedly connected with diaphragm between two sliding sleeves, and fixedly connected with player body between two diaphragms. The utility model discloses a frame, air cushion and dead lever have played and have received when colliding with and produce vibrations at the player body, carry out the effect of buffering to it, wherein the diaphragm can drive the sliding sleeve and extrude reset spring, reverse reset spring can the atress be stretched simultaneously to two reset spring mutually support and cushion vibrations, solved current pronunciation play device and because lack protector carrying the in-process, consequently appear colliding with easily carrying the in-process, thereby shorten its life's problem.

Description

English listening comprehension exercise device convenient to carry

Technical Field

The utility model relates to a teaching aid technical field specifically is a english listening comprehension exercise device convenient to carry.

Background

Teaching aid refers to the model that is used for explaining a certain thing, the material object, the sample, the instrument, the chart, the slide show etc, including teaching equipment, the teaching instrument, real standard equipment, education equipment, experimental apparatus, teaching sample, teaching model etc, the teaching aid is with propagation science and technology, educator is the object of destination, be complete scientific and technological media, be indispensable equipment in teenagers 'science and technology activity, often train student's hearing through speech playback in english teaching, but current speech playback device is carrying the in-process because lack protector, consequently appear colliding with easily in carrying the in-process, thereby shorten its life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an english listening comprehension exercise device convenient to carry 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:

the utility model provides an english listening comprehension exercise device convenient to carry, is including depositing the case, deposit the equal fixedly connected with spacing frame in top and the bottom of incasement chamber, the equal fixedly connected with slide bar in both sides of spacing frame inner chamber, the equal sliding connection of upper end and the lower extreme on slide bar surface has the sliding sleeve, and fixedly connected with diaphragm between two sliding sleeves, and fixedly connected with player body between two diaphragms, the both ends on slide bar surface all overlap and are equipped with reset spring.

As a further aspect of the present invention: one end of the reset spring is fixedly connected with the inner wall of the limiting frame, and the other end of the reset spring is fixedly connected with the sliding sleeve.

As a further aspect of the present invention: the inner wall of the limiting frame is fixedly connected with a frame, an air cushion is fixedly connected with the inner cavity of the frame, one side of the air cushion is fixedly connected with a fixing rod, and one side of the fixing rod is fixedly connected with the transverse plate.

As a further aspect of the present invention: the frame comprises a frame inner cavity and is characterized in that first sliding blocks are fixedly connected to two sides of the inner cavity of the frame, first sliding grooves are formed in two sides of a fixing rod, and one end of each first sliding block is connected with the inner cavity of each first sliding groove in a sliding mode.

As a further aspect of the present invention: the sliding rod is characterized in that second sliding grooves are formed in two sides of the sliding rod, second sliding blocks are fixedly connected to two sides of an inner cavity of the sliding sleeve, and one side of each second sliding block is connected with the inner cavity of each second sliding groove in a sliding mode.

As a further aspect of the present invention: deposit the surface of case and seted up the hole, and the fixed surface of hole is connected with the dust screen, and the dust screen is circular, the top fixedly connected with handle of depositing the case.

Compared with the prior art, the beneficial effects of the utility model are that: through frame, air cushion and dead lever, played and received to produce vibrations when colliding with at the player body, carried out the effect of buffering to it, wherein the diaphragm can drive the sliding sleeve and extrude reset spring, reverse reset spring can the atress be stretched simultaneously to two reset springs mutually support and cushion vibrations, solved current pronunciation play device and carried the in-process because lack protector, consequently appear colliding with easily carrying the in-process, thereby shorten its life's problem.

Drawings

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

FIG. 2 is a schematic view of the sectional structure of the limiting frame of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the sliding sleeve of the present invention;

fig. 4 is a schematic view of the dust screen structure of the present invention.

In the figure: 1. a storage box; 2. a limiting frame; 3. a slide bar; 4. a sliding sleeve; 5. a transverse plate; 6. a player body; 7. a return spring; 8. a frame; 9. an air cushion; 10. fixing the rod; 11. a handle; 12. a first chute; 13. a first slider; 14. a second chute; 15. a second slider; 16. a dust screen.

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. 1-4, in the embodiment of the present invention, a portable english listening practice device comprises a storage box 1, a hole is formed on the surface of the storage box 1, a dust screen 16 is fixedly connected to the surface of the hole, the dust screen 16 is circular, a handle 11 is fixedly connected to the top of the storage box 1, a position-limiting frame 2 is fixedly connected to the top and bottom of the inner cavity of the storage box 1, a slide bar 3 is fixedly connected to both sides of the inner cavity of the position-limiting frame 2, a slide sleeve 4 is slidably connected to the upper end and lower end of the surface of the slide bar 3, second sliding grooves 14 are formed on both sides of the slide bar 3, second sliding blocks 15 are fixedly connected to both sides of the inner cavity of the slide sleeve 4, one side of each second sliding block 15 is slidably connected to the inner cavity of the second sliding groove 14, a transverse plate 5 is fixedly connected between the two slide sleeves 4, a player body 6 is fixedly connected, an air cushion 9 is fixedly connected with an inner cavity of a frame 8, a fixed rod 10 is fixedly connected with one side of the air cushion 9, one side of the fixed rod 10 is fixedly connected with a transverse plate 5, both sides of the inner cavity of the frame 8 are fixedly connected with first sliding blocks 13, both sides of the fixed rod 10 are respectively provided with a first sliding chute 12, one end of each first sliding block 13 is slidably connected with an inner cavity of the first sliding chute 12, both ends of the surface of each sliding rod 3 are respectively sleeved with a reset spring 7, one end of each reset spring 7 is fixedly connected with the inner wall of the limiting frame 2, the other end of each reset spring 7 is fixedly connected with the sliding sleeve 4, the frame 8, the air cushion 9 and the fixed rod 10 play a role of generating vibration when the player body 6 is collided and buffering the vibration, wherein the transverse plate 5 can drive the sliding sleeve 4 to extrude the reset springs 7, meanwhile, the reverse reset springs 7 can be stressed, the problem of current voice playing device carry the in-process because lack protector, consequently appear colliding with easily carrying the in-process to shorten its life is solved.

The utility model discloses a theory of operation is: through frame 8, air cushion 9 and dead lever 10, played and produced vibrations when player body 6 receives to collide with, carried out the effect of buffering to it, wherein diaphragm 5 can drive sliding sleeve 4 and extrude reset spring 7, and reverse reset spring 7 can the atress stretched simultaneously to two reset spring 7 mutually support and cushion vibrations.

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. The utility model provides an english listening comprehension exercise device convenient to carry, is including depositing case (1), its characterized in that: deposit the top and the equal fixedly connected with spacing frame (2) in bottom of case (1) inner chamber, the equal fixedly connected with slide bar (3) in both sides of spacing frame (2) inner chamber, the equal sliding connection of upper end and the lower extreme on slide bar (3) surface has sliding sleeve (4), and fixedly connected with diaphragm (5) between two sliding sleeves (4), and fixedly connected with player body (6) between two diaphragm (5), the both ends on slide bar (3) surface all overlap and are equipped with reset spring (7).

2. A portable english listening practice device according to claim 1 wherein: one end of the reset spring (7) is fixedly connected with the inner wall of the limiting frame (2), and the other end of the reset spring (7) is fixedly connected with the sliding sleeve (4).

3. A portable english listening practice device according to claim 1 wherein: the inner wall fixedly connected with frame (8) of spacing frame (2), the inner chamber fixedly connected with air cushion (9) of frame (8), one side fixedly connected with dead lever (10) of air cushion (9), one side and diaphragm (5) fixed connection of dead lever (10).

4. A portable english listening practice device according to claim 3 wherein: the frame is characterized in that first sliding blocks (13) are fixedly connected to two sides of an inner cavity of the frame (8), first sliding grooves (12) are formed in two sides of the fixing rod (10), and one end of each first sliding block (13) is connected with the inner cavity of each first sliding groove (12) in a sliding mode.

5. A portable english listening practice device according to claim 1 wherein: second spout (14) have all been seted up to the both sides of slide bar (3), the equal fixedly connected with second slider (15) in both sides of sliding sleeve (4) inner chamber, one side of second slider (15) and the inner chamber sliding connection of second spout (14).

6. A portable english listening practice device according to claim 1 wherein: deposit the surface of case (1) and seted up the hole, and the fixed surface of hole is connected with dust screen (16), and dust screen (16) are circular, deposit top fixedly connected with handle (11) of case (1).