CN219322543U

CN219322543U - Combined noise reduction earphone

Info

Publication number: CN219322543U
Application number: CN202221783121.4U
Authority: CN
Inventors: 胡志章
Original assignee: Ningbo Zheda Electronic Co ltd
Current assignee: Ningbo Zheda Electronic Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2023-07-07
Anticipated expiration: 2032-07-11

Abstract

The utility model belongs to the technical field of noise reduction headphones, and particularly relates to a combined noise reduction headphone which comprises a support, wherein a loudspeaker is fixedly connected to the inner side of the support, a clamping groove is formed in the inner side of the loudspeaker, a bent rod is inserted into the inner side of the clamping groove, a spring is fixedly connected to the outer part of the bent rod, one end of the spring, which is far away from the bent rod, is fixedly connected with a bottom plate, a sliding groove is formed in the inner side of the bottom plate, a connecting rod is connected to the inner side of the sliding groove in a sliding manner, a bent rod is fixedly connected to one end, which is far away from the sliding groove, of the connecting rod, a pressing block is fixedly connected to the outer part of the bent rod, and a sound insulation earmuff is fixedly connected to the outer part of the bottom plate. This combination earphone of making an uproar falls, through setting up speaker, draw-in groove, bent lever, spring, bottom plate, spout, connecting rod, briquetting, sound insulation earmuff, also conveniently fast dismouting to sound insulation earmuff when having reached can changing to more facilitate the use of user.

Description

Combined noise reduction earphone

Technical Field

The utility model relates to the technical field of noise reduction headphones, in particular to a combined noise reduction headphone.

Background

The noise reduction earphone is an earphone which can reduce noise by a certain method. At present, two types of noise reduction headphones are respectively: the active noise reduction earphone and the passive noise reduction earphone have the advantages that the active noise reduction function is to generate reverse sound waves equal to external noise through the noise reduction system, and the noise is neutralized, so that the noise reduction effect is realized; the passive noise reduction earphone mainly forms a closed space by surrounding ears, or adopts sound insulation materials such as a silica gel earplug and the like to block external noise, so that the noise reduction earphone on the market has various types and different prices along with the development of society, and people can purchase according to own requirements.

Most of the sound-proof earmuffs in the existing head-mounted passive noise-reduction earphone are of fixed designs, abrasion occurs when the sound-proof earmuffs are used for a long time, the earmuffs need to be replaced in time, and the existing head-mounted passive noise-reduction earphone is inconvenient for a user to replace the damaged sound-proof earmuffs.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a combined noise reduction earphone, which solves the problem that the existing noise reduction earphone worn by a user is inconvenient to replace the damaged noise reduction earmuff due to the fact that the noise reduction earmuff is mostly of a fixed design in the existing head-mounted passive noise reduction earphone.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a combination earphone of making an uproar falls, includes the support, the inboard fixedly connected with speaker of support, the inboard of speaker is provided with the draw-in groove, peg graft in the inboard of draw-in groove has the bent lever, the outside fixedly connected with spring of bent lever, the one end fixedly connected with bottom plate of bent lever is kept away from to the spring, the inboard of bottom plate is provided with the spout, the inboard sliding connection of spout has the connecting rod, the one end fixedly connected with bent lever of spout is kept away from to the connecting rod, the outside fixedly connected with briquetting of bent lever, the outside fixedly connected with sound insulation earmuff of bottom plate.

As an optimal technical scheme of the utility model, two loudspeakers are arranged, the two loudspeakers are fixedly connected to the inner side of the bracket and are symmetrically distributed, and the specification sizes of the two loudspeakers are the same.

As a preferable technical scheme of the utility model, two clamping grooves are arranged on the inner sides of the loudspeaker, bent rods are inserted into the inner sides of the two clamping grooves, and the two clamping grooves are symmetrically distributed and have the same specification and size.

As a preferable technical scheme of the utility model, two groups of springs are arranged, each group of springs is provided with two springs, one end of each group of springs is fixedly connected with the outside of the bent rod, the other end of each group of springs is fixedly connected with the outside of the bottom plate, and the two groups of springs are symmetrically distributed.

As a preferable technical scheme of the utility model, the number of the sliding grooves and the connecting rods is the same as that of the springs, the two groups of sliding grooves are arranged on the inner side of the bottom plate, the inner sides of the two groups of sliding grooves are connected with the connecting rods in a sliding manner, one end, far away from the sliding grooves, of each group of two connecting rods is fixedly connected with the outer part of the bent rod, the two groups of connecting rods are symmetrically distributed, and the two groups of connecting rods are respectively arranged on the inner sides of the two groups of springs.

As a preferred technical scheme of the utility model, the pressing block is made of rubber materials, and the specification of the bottom plate is matched with that of the loudspeaker.

Compared with the prior art, the utility model provides the combined noise reduction earphone, which has the following beneficial effects:

this combination earphone of making an uproar falls, through setting up the speaker, the draw-in groove, the bent lever, a spring, the bottom plate, the spout, the connecting rod, the briquetting, the sound-proof earmuff, when needs change the sound-proof earmuff, the briquetting is pressed to the user, at this moment, the briquetting can drive the bent lever motion, the bent lever motion can drive the connecting rod and slide in the spout and extrude the spring, when the bent lever motion to the time of separating with the draw-in groove, the user can take out the bottom plate, at this moment the user can change the sound-proof earmuff, when needs install new sound-proof earmuff, the user at first inserts the bent lever of bottom plate one end in the inboard draw-in groove of speaker, afterwards press the briquetting of bottom plate other end, in the same reason, the briquetting can drive the bent lever motion, the bent lever can extrude the spring and make the connecting rod receive in the spout, when the position of bent lever corresponds with the draw-in groove, the user loosens the briquetting, at this moment the bent lever can insert the draw-in groove again under the influence of spring elasticity, at this moment the installation of earmuff is accomplished, the sound-proof earmuff is also convenient to be carried out the sound-proof earmuff dismouting fast when having reached and can be changed to the sound-proof earmuff.

Drawings

FIG. 1 is a schematic front view of the present utility model;

FIG. 2 is a schematic side cross-sectional view of the present utility model;

FIG. 3 is a three-dimensional schematic view of a bent rod and a press block of the utility model;

fig. 4 is an enlarged schematic view of the structure at a of the present utility model.

In the figure: 1. a bracket; 2. a speaker; 3. a clamping groove; 4. bending a rod; 5. a spring; 6. a bottom plate; 7. a chute; 8. a connecting rod; 9. briquetting; 10. sound-proof earmuffs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in the present embodiment: the utility model provides a combination earphone of making an uproar falls, which comprises a bracket 1, the inboard fixedly connected with speaker 2 of support 1, the inboard of speaker 2 is provided with draw-in groove 3, peg graft in the inboard of draw-in groove 3 has curved pole 4, the outside fixedly connected with spring 5 of curved pole 4, the one end fixedly connected with bottom plate 6 of curved pole 4 is kept away from to spring 5, the inboard of bottom plate 6 is provided with spout 7, the inboard sliding connection of spout 7 has connecting rod 8, the one end fixedly connected with curved pole 4 of spout 7 is kept away from to connecting rod 8, the outside fixedly connected with briquetting 9 of curved pole 4, the outside fixedly connected with sound insulation earmuff 10 of bottom plate 6.

The two loudspeakers 2 are fixedly connected at the inner side of the bracket 1, the two loudspeakers 2 are symmetrically distributed, the two loudspeakers 2 have the same specification and size, the sound insulation earmuffs 10 outside the two loudspeakers 2 can be replaced, thereby being more convenient to use, the two clamping grooves 3 are respectively arranged at the inner side of the loudspeakers 2, the bent rods 4 are respectively inserted at the inner sides of the two clamping grooves 3, the two clamping grooves 3 are symmetrically distributed, the two bent rods 4 have the same specification and size, the bent rods 4 can fix the positions of the sound insulation earmuffs 10 through the clamping grooves 3, the two clamping grooves 3 improve the fixing effect on the sound insulation earmuffs 10, the springs 5 are respectively provided with two groups, one end of each group of two springs 5 is fixedly connected at the outer part of the bent rods 4, the other end of each group of two springs 5 is fixedly connected at the outer part of the bottom plate 6, the two groups of springs 5 are symmetrically distributed, so that a user can drive the bent rod 4 to move through the pressing block 9, the bent rod 4 can drive the connecting rod 8 to slide in the sliding groove 7 and squeeze the springs 5, when the bent rod 4 moves to be separated from the clamping groove 3, the user can take out the bottom plate 6, the replacement of the damaged sound insulation earmuff 10 is completed, the number of the sliding grooves 7 and the connecting rods 8 are the same as that of the springs 5, the two groups of sliding grooves 7 are arranged on the inner side of the bottom plate 6, the inner sides of the two groups of sliding grooves 7 are slidably connected with the connecting rods 8, the sliding grooves 7 can limit the connecting rods 8, the bent rod 4 is limited through the connecting rods 8, the stability of the bent rod 4 during movement is further improved, one end of each group of the two connecting rods 8 far away from the sliding grooves 7 is fixedly connected to the outer part of the bent rod 4, the two groups of connecting rods 8 are symmetrically distributed, the two groups of connecting rods 8 are respectively arranged on the inner sides of the two groups of springs 5, when a new sound insulation earmuff 10 needs to be installed, the user first inserts the bent rod 4 of bottom plate 6 one end into draw-in groove 3 of speaker 2 inboard, afterwards presses the briquetting 9 of bottom plate 6 other end, and the briquetting 9 can drive bent rod 4 motion, bent rod 4 can extrude spring 5 and make connecting rod 8 be received in spout 7, when the position of bent rod 4 corresponds with draw-in groove 3, the user loosens briquetting 9, at this moment bent rod 4 can reinsert draw-in groove 3 under the influence of spring 5 elasticity, at this moment the installation of sound insulation earmuff 10 is accomplished, briquetting 9 has also promoted the comfort level when using by rubber material when making increase frictional force, the specification of bottom plate 6 and speaker 2 phase-match for bottom plate 6 can block in the inboard of speaker 2, thereby more pleasing to the eye.

The working principle and the using flow of the utility model are as follows: when the soundproof earmuff 10 needs to be replaced, a user presses the pressing block 9, at the moment, the pressing block 9 drives the bent rod 4 to move, the bent rod 4 moves to drive the connecting rod 8 to slide in the sliding groove 7 and press the spring 5, when the bent rod 4 moves to be separated from the clamping groove 3, the user can take out the bottom plate 6, at the moment, the user can replace the soundproof earmuff 10, when a new soundproof earmuff 10 needs to be installed, the user firstly inserts the bent rod 4 at one end of the bottom plate 6 into the clamping groove 3 at the inner side of the loudspeaker 2, then presses the pressing block 9 at the other end of the bottom plate 6, and similarly, the pressing block 9 drives the bent rod 4 to move, the bent rod 4 can press the spring 5 and enable the connecting rod 8 to be retracted into the sliding groove 7, when the position of the bent rod 4 corresponds to the clamping groove 3, the user releases the pressing block 9, at the moment, the bent rod 4 can be reinserted into the clamping groove 3 under the influence of the elasticity of the spring 5, and the installation of the soundproof earmuff 10 is completed.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a combination earphone of making an uproar, includes support (1), its characterized in that: the inside fixedly connected with speaker (2) of support (1), the inboard of speaker (2) is provided with draw-in groove (3), peg graft in the inboard of draw-in groove (3) has bent lever (4), the outside fixedly connected with spring (5) of bent lever (4), the one end fixedly connected with bottom plate (6) of bent lever (4) are kept away from to spring (5), the inboard of bottom plate (6) is provided with spout (7), the inboard sliding connection of spout (7) has connecting rod (8), the one end fixedly connected with bent lever (4) of spout (7) are kept away from to connecting rod (8), the outside fixedly connected with briquetting (9) of bent lever (4), the outside fixedly connected with sound insulation earmuff (10) of bottom plate (6).

2. A combination noise reducing earphone as defined in claim 1, wherein: the two loudspeakers (2) are fixedly connected to the inner side of the support (1), the two loudspeakers (2) are symmetrically distributed, and the two loudspeakers (2) are identical in specification and size.

3. A combination noise reducing earphone as defined in claim 1, wherein: the two clamping grooves (3) are formed, the two clamping grooves (3) are formed in the inner side of the loudspeaker (2), bent rods (4) are inserted into the inner sides of the two clamping grooves (3), and the two clamping grooves (3) are symmetrically distributed and have the same specification and size as the two bent rods (4).

4. A combination noise reducing earphone as defined in claim 1, wherein: the two groups of springs (5) are arranged, each group of springs is two, one end of each group of springs (5) is fixedly connected to the outside of the bent rod (4), the other ends of each group of springs (5) are fixedly connected to the outside of the bottom plate (6), and the two groups of springs (5) are symmetrically distributed.

5. A combination noise reducing earphone as defined in claim 1, wherein: the number of the sliding grooves (7) and the connecting rods (8) is the same as that of the springs (5), two groups of sliding grooves (7) are arranged on the inner side of the bottom plate (6) and the inner sides of the two groups of sliding grooves (7) are connected with the connecting rods (8) in a sliding mode, one ends, far away from the sliding grooves (7), of each group of the connecting rods (8) are fixedly connected to the outer portion of the bent rod (4), the two groups of the connecting rods (8) are symmetrically distributed, and the two groups of the connecting rods (8) are respectively arranged on the inner sides of the two groups of springs (5).

6. A combination noise reducing earphone as defined in claim 1, wherein: the pressing block (9) is made of rubber materials, and the specification of the bottom plate (6) is matched with that of the loudspeaker (2).