CN110602593B

CN110602593B - Anti-fracture earphone for English listening comprehension test

Info

Publication number: CN110602593B
Application number: CN201910955101.7A
Authority: CN
Inventors: 李济; 陈华喜
Original assignee: Bengbu College
Current assignee: Bengbu College
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-08-21
Anticipated expiration: 2039-10-09
Also published as: CN110602593A

Abstract

The invention discloses an anti-fracture earphone for English listening comprehension test, and mainly relates to the field of earphones. Including the side splint, the side splint have two and the symmetry setting, the side splint are the arc, the side splint bottom is equipped with the earmuff, the one end that the earmuff was kept away from to the side splint is equipped with the connecting block, the connecting block cross-section is the arc, be equipped with the cavity in the connecting block, the cavity shape suits with the connecting block, be equipped with a plurality of first springs in the cavity, the both ends of first spring are fixed respectively on the both sides wall of cavity, side splint bottom sliding connection has the extension board, the side splint outside is equipped with fixing device, the extension board bottom is equipped with the pivot, the earmuff is fixed in the pivot. The invention has the beneficial effects that: the top to traditional earphone is improved, makes the bending point of earphone more firm stable, avoids the earphone to drag to wear the back fracture damage for a long time.

Description

Anti-fracture earphone for English listening comprehension test

Technical Field

The invention relates to the field of earphones, in particular to an anti-fracture earphone for English listening comprehension test.

Background

English has been widely used as a universal language in the world, and particularly, as Chinese reform opens further, to strengthen the cultural communication with other countries in the world, it is more necessary to better master English, an important communication tool. However, english and chinese, which are the mother languages of our own, belong to different languages, and it is not easy to learn and grasp even to be skilled in using english. Therefore, English becomes the subject of students for teaching, and in the school of high school and university, the subject of English is subdivided into listening, speaking, reading and writing, so that students can better master the language of English.

In the study of english listening, the training of listening is indispensable naturally, and in order to let the better listening training that carries on of student, the listening teaching classroom of special establishment, all be equipped with the hearing earphone in the classroom on every seat, let the better listening study and training and the test of carrying on of student, because at present in english listening teaching test, the majority of use is headphone formula, and headphone is for adapting to most crowds and use, mostly reduce the distance between the earmuffs of both sides, pull the earmuff to both sides when using and come the cover overhead, because the student of school is in large quantity, and the quantity of earphone is limited, then wear to pull for a long time at a large amount of students and tear down, the earphone is very easy fracture damage, influence the use of wearing of student, delay teaching progress.

Disclosure of Invention

The invention aims to provide a fracture-prevention earphone for English listening comprehension test, which improves the top of the traditional earphone, so that the bending point of the earphone is firmer and more stable, and the breakage and damage of the earphone after being pulled and worn for a long time are avoided.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides an english listening comprehension test is with preventing earphone that splits, includes the side splint, the side splint have two and symmetry to set up, the side splint are the arc, side splint bottom is equipped with the ear muff, the one end that the ear muff was kept away from to the side splint is equipped with the connecting block, the connecting block cross-section is the arc, be equipped with the cavity in the connecting block, the cavity shape suits with the connecting block, be equipped with a plurality of first springs in the cavity, the both ends of first spring are fixed respectively on the both sides wall of cavity, side splint bottom sliding connection has the extension board, the side splint outside is equipped with fixing device, the extension board bottom is equipped with the pivot, the ear muff is fixed.

Furthermore, an opening is formed in the top of the connecting block and communicated with the cavity, a telescopic cover is arranged on the top of the connecting block, and two ends of the telescopic cover are respectively fixed to two side walls of the opening.

Further, be equipped with the draw-in groove on the extension board, the draw-in groove forms for a plurality of T-slot are made up in proper order, fixing device runs through side splint and draw-in groove cooperation, makes the extension board slide or fixed in side splint bottom.

Furthermore, the fixing device comprises a fixing shell, the fixing shell is fixed on the outer side of the side clamping plate, the inner space of the fixing shell is communicated with the inner side of the side clamping plate, moving blocks are slidably connected to two sides of the fixing shell, one side, located in the fixing shell, of each moving block is provided with a stop block, a second spring is arranged between the two stop blocks, L-shaped positioning blocks are arranged at the bottoms of the two stop blocks, the two positioning blocks are inverted T-shaped, and the bottoms of the positioning blocks are matched with the clamping grooves.

Furthermore, one side of the side clamping plate close to the connecting block is provided with a connecting sleeve, the two sides of the connecting block are provided with inserting blocks, the inserting blocks are connected with the connecting sleeve in a clamping mode, and the inserting blocks are fixedly connected with the connecting sleeve through screws.

Furthermore, one side of the stop block, which is far away from the moving block, is provided with a fixed column, and two ends of the second spring are respectively fixed on the two fixed columns.

Further, the rotating shaft is a damping shaft.

Furthermore, the connecting block and the side clamping plates are elastic components.

Compared with the prior art, the invention has the beneficial effects that:

the tops of the two side clamping plates are connected through a connecting block, the connecting block is positioned at the bending part of the earphone, which is equivalent to upgrading and reinforcing the bending part of the traditional earphone, so that the earphone is not easy to break in the wearing and taking process, a cavity is arranged in the connecting block, a bending space is reserved for the connecting block, the firmness of the connecting block is further enhanced, a plurality of first springs are arranged in the cavity of the connecting block, two ends of each first spring are fixed at one side of the cavity close to the side clamping plate, in the bending process of the earphone, the first springs in the cavity play a certain buffering role in the bending force, the connecting block is prevented from being damaged after being subjected to larger bending force, the bending resistance of the earphone is further ensured, the phenomenon that the earphone is easy to damage after being used for a long time is avoided, meanwhile, the bottom of the side clamping plates is slidably connected with an extension plate, fixing devices are arranged on the side clamping plates, and the fixing devices are used for, the whole size of adjustment earphone increases application scope, prevents excessively buckling.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is a front structural sectional view of the fixing device of the present invention.

Fig. 4 is a schematic diagram of the extended plate structure of the present invention.

Fig. 5 is an enlarged view of the portion a of fig. 2 of the present invention.

Reference numerals shown in the drawings:

1. a side clamping plate; 2. ear muffs; 3. connecting blocks; 4. a chamber; 5. a first spring; 6. an extension plate; 7. a rotating shaft; 8. an opening; 9. a telescopic cover; 10. a card slot; 11. a stationary case; 12. a moving block; 13. a stopper; 14. a second spring; 15. positioning blocks; 16. connecting sleeves; 17. inserting a block; 18. a screw; 19. and (5) fixing the column.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The invention relates to a breakage-proof earphone for English listening comprehension test, which comprises a main body structure comprising two side clamping plates 1, wherein the two side clamping plates 1 are symmetrically arranged, when in use, the side clamping plates 1 are drawn towards the middle through the elasticity of the side clamping plates 1 so as to clamp the head, the side clamping plates 1 are arc-shaped plates and fit the outline of the head of a human body, the bottom of each side clamping plate 1 is provided with an ear muff 2, the ear muff 2 can be selected from a conventional plane type or an ear-wrapping type, one end of each side clamping plate 1, which is far away from the ear muff 2, is provided with a connecting block 3, the cross section of the connecting block 3 is arc-shaped, as is well known, when the earphone is worn and taken, the ear muffs 2 need to be pulled towards two sides, the bending stress point of the earphone is at the connecting block 3 during pulling, the structure of the traditional earphone at the position is changed, so that the bending stress point of the earphone is reinforced, the anti-fracture earphone is characterized in that a cavity 4 is arranged in the connecting block 3, the cavity 4 is adaptive to the connecting block 3 in shape, so that the connecting block 3 is easier to bend, the unfavorable condition that the connecting block 3 is too hard to bend is prevented, a plurality of first springs 5 are arranged in the cavity 4, the first springs 5 are arranged along the width direction of the cavity 4, two ends of each first spring 5 are respectively fixed on two side walls of the long side direction of the cavity 4, when the connecting block 3 is stressed to bend, the first springs 5 apply reverse elastic force to the extrusion force on two sides of the connecting block 3, so that the connecting block 3 is protected, the connecting block 3 is prevented from being fractured due to too large stress, the bottom of the side clamping plate 1 is slidably connected with the extension plate 6, so that the anti-fracture earphone for hearing test can be suitable for people with different head sizes, the fixing device is arranged on the outer side of the side, 6 bottoms of extension board are equipped with pivot 7, ear muff 2 is fixed in pivot 7 for ear muff 2 and the rotatable connection in 6 bottoms of extension board guarantee that ear muff 2 can laminate more with user's ear.

Preferably, 3 tops of connecting block are opened there is opening 8, opening 8 and cavity 4 intercommunication, 3 tops of connecting block are equipped with expansion cover 9, the both ends of expansion cover 9 are fixed respectively on 8 both sides walls of opening, open the top of connecting block 3, can increase the flexible angle of connecting block 3, make connecting block 3 just can have great bending when bearing less power, make and wear more laborsaving, just also reduced the external force applied to connecting block 3, make connecting block 3 be difficult for the fracture more, the first spring 5 in the cavity 4 can be protected to expansion cover 9 simultaneously does not receive the damage, the life of extension equipment.

Preferably, be equipped with draw-in groove 10 on the extension board 6, draw-in groove 10 forms for a plurality of T-slot combination in proper order, fixing device runs through the cooperation of side plate 1 and draw-in groove 10, makes extension board 6 slide or fixed in side plate 1 bottom, and draw-in groove 10 that forms by a plurality of T-slot combination can guarantee that extension board 6 can also be fixed by fixing device and the joint of draw-in groove 10 when sliding in side plate 1, and the length that extension board 6 stretches out is extended in the regulation of freedom and flexibility to adjust the size of wearing of whole earphone, be applicable to the crowd of different head sizes and use.

Preferably, the fixing device includes a fixing shell 11, the fixing shell 11 is fixed at the outer side of the side clamping plate 1, the inner space of the fixing shell 11 is communicated with the inner side of the side clamping plate 1, moving blocks 12 are slidably connected to both sides of the fixing shell 11, the moving blocks 12 are arranged perpendicular to the fixing shell 11, the sliding direction of the moving blocks 12 relative to the fixing shell 11 is also perpendicular, one side of the moving blocks 12 in the fixing shell 11 is provided with a stop 13 for preventing the moving blocks 12 from sliding out of the fixing shell 11, a second spring 14 is arranged between the two stop 13 for enabling the moving blocks 12 to reset after sliding in the direction close to each other, the bottoms of the two stop 13 are provided with L-shaped positioning blocks 15, the two positioning blocks 15 are inverted T-shaped, the bottoms of the positioning blocks 15 are matched with the clamping grooves 10, transverse plates of the two positioning blocks 15 are arranged in a reverse direction and clamped with the T-shaped transverse grooves of the clamping grooves 10, thereby make extension plate 6 slide in side splint 1, loosen movable block 12 after adjusting, make dog 13 drive locating piece 15 to both sides under the effect of second spring 14 and reset, block into draw-in groove 10 again, fix extension plate 6, application scope is wider.

Preferably, one side that side splint 1 is close to connecting block 3 is equipped with adapter sleeve 16, connecting block 3 both sides are equipped with inserted block 17, inserted block 17 and adapter sleeve 16 joint, inserted block 17 passes through screw 18 fixed connection with adapter sleeve 16, makes connecting block 3 and the side splint 1 of both sides can dismantle and be connected, can make a plurality of different length size's connecting block 3, according to crowd's difference, select the connecting block 3 of appropriate length, peg graft through adapter sleeve 16 and inserted block 17 to use screw 18 with both fixed connection, make the user needn't come to separate ear muff 2 with great power and can wear or take down, reduce the bending force to connecting block 3, make connecting block 3 be difficult for the fracture more.

Preferably, a fixing column 19 is arranged on one side of the stop block 13 away from the moving block 12, and two ends of the second spring 14 are respectively fixed on the two fixing columns 19, so that the second spring 14 is more stably and firmly fixed, the damage rate of parts is reduced, and the service life of the device is prolonged.

Preferentially, pivot 7 is the damping axle for ear muff 2's turned angle design is effectual, prevents that ear muff 2 from adjusting oneself after the angle and rotating, avoids the turned angle of repeated regulation ear muff 2, facilitates the use.

Preferably, connecting block 3 and side splint 1 are elastic component, strengthen the holistic degree of buckling of earphone, further prevent to use fracture after the earphone for a long time, reduce the loss, reduce cost.

When using, select suitable connecting block 3, peg graft the adapter sleeve 16 of 1 tip of side splint with the inserted block 17 of 3 tips of connecting block, fix through screw 18, then the finger holds between the fingers movable block 12 and slides to set casing 11, make the diaphragm of locating piece 15 leave the transverse groove of draw-in groove 10, slide extension board 6, adjust the length that extension board 6 exposes, then loosen the finger, make second spring 14 kick-back movable block 12, it can to block the diaphragm of locating piece 15 into the transverse groove of draw-in groove 10 once more, the setting of connecting block 3 has been equivalent to and has been consolidated the bending point of traditional earphone, prevent that the earphone from wearing and taking the in-process emergence fracture for a long time.

Claims

1. The utility model provides an english listening comprehension test is with preventing earphone that splits, includes side plate (1), side plate (1) have two and symmetry to set up, side plate (1) is the arc, side plate (1) bottom is equipped with ear muff (2), its characterized in that: one end of the side clamping plate (1) far away from the earmuffs (2) is provided with a connecting block (3), the cross section of the connecting block (3) is arc-shaped, a cavity (4) is arranged in the connecting block (3), the shape of the cavity (4) is matched with that of the connecting block (3), a plurality of first springs (5) are arranged in the cavity (4), two ends of each first spring (5) are respectively fixed on two side walls of the cavity (4), the top of the connecting block (3) is provided with an opening (8), the openings (8) are communicated with the cavity (4), the top of the connecting block (3) is provided with a telescopic cover (9), two ends of each telescopic cover (9) are respectively fixed on two side walls of the opening (8), the bottom of the side clamping plate (1) is slidably connected with an extension plate (6), the outer side of the side clamping plate (1) is provided with a fixing device, the bottom end of, the ear muffs (2) are fixed on the rotating shaft (7).

2. The anti-fracture earphone for English listening tests according to claim 1, wherein: be equipped with draw-in groove (10) on extension board (6), draw-in groove (10) are formed for a plurality of T-slot combination in proper order, fixing device runs through side splint (1) and draw-in groove (10) cooperation, makes extension board (6) slide or fixed in side splint (1) bottom.

3. The anti-fracture earphone for English listening tests as recited in claim 2, wherein: the fixing device comprises a fixing shell (11), the fixing shell (11) is fixed on the outer side of a side clamping plate (1), the inner space of the fixing shell (11) is communicated with the inner side of the side clamping plate (1), moving blocks (12) are slidably connected to the two sides of the fixing shell (11), one side, located in the fixing shell (11), of each moving block (12) is provided with a stop block (13), a second spring (14) is arranged between the stop blocks (13), an L-shaped positioning block (15) is arranged at the bottom of each stop block (13), each positioning block (15) is inverted T-shaped, and the bottom of each positioning block (15) is matched with a clamping groove (10).

4. The anti-fracture earphone for English listening tests according to claim 1, wherein: one side that side splint (1) are close to connecting block (3) is equipped with adapter sleeve (16), connecting block (3) both sides are equipped with inserted block (17), inserted block (17) and adapter sleeve (16) joint, inserted block (17) pass through screw (18) fixed connection with adapter sleeve (16).

5. The anti-fracture earphone for English listening tests as recited in claim 3, wherein: one side of the stop block (13) far away from the moving block (12) is provided with a fixed column (19), and two ends of the second spring (14) are respectively fixed on the two fixed columns (19).

6. The anti-fracture earphone for English listening tests according to claim 1, wherein: the rotating shaft (7) is a damping shaft.

7. The anti-fracture earphone for English listening tests according to claim 1, wherein: the connecting block (3) and the side clamping plate (1) are elastic components.