Earphone earmuff sponge fixing structure

Abstract

The utility model relates to the technical field of earmuff sponge fixing mechanisms, and discloses an earphone earmuff sponge fixing structure which comprises an earphone shell and a sponge cushion installed on the earphone shell, the sponge cushion comprises sponge and a supporting plate fixedly installed at the bottom of the sponge, the bottom of the supporting plate is provided with an annular insertion portion in an extending mode, and the annular insertion portion is provided with an annular groove. A magnet a is arranged at the tail end of the annular insertion part; the earphone shell is provided with an annular plug-in groove, a magnet b is arranged in the annular plug-in groove, the annular plug-in part is installed in the annular plug-in groove, and the magnet a is magnetically connected with the magnet b; compared with the prior art, the headphone has the following advantages: 1, the sponge pad of the headphone can be detached and replaced, so that the headphone is more convenient to use, glue marks are not left outside the headphone, and the appearance of the headphone is not influenced; 2, the structure is simple, and the manufacturing cost is low;

Description

Technical Field

[0001] The utility model relates to the technical field of earmuff sponge fixing mechanisms, in particular to an earphone earmuff sponge fixing structure. Background Art

[0002] Headphones, as the name implies, are worn on the head, not inserted into the ear canal, and are different from in-ear earplugs. They consist of two parts, namely a signal transmitter and headphones with a signal receiving and amplifying device.

[0003] In order to improve the wearing comfort of earphones, sponge pads are often glued to the earphones or the earphone protective shells with glue. When the user puts on the earphones, the sponge pads are attached to the human face to eliminate the discomfort caused by the earphones clamping the ears. However, the existing sponge pads glued with glue are difficult to remove and replace. Forcibly removing the sponge pads will also cause glue marks to remain on the earphone shell, which is inconvenient to use and will also affect the appearance of the earphones. In view of this, the inventor has made a new invention. Utility Model Content

[0004] The utility model aims to provide an earphone earmuff sponge fixing structure in view of the deficiencies in the prior art, which has the characteristic of convenient replacement of the sponge pad.

[0005] To achieve the above-mentioned purpose, the utility model is an earphone earmuff sponge fixing structure, comprising an earphone housing and a sponge pad installed on the earphone housing, the sponge pad comprising a sponge and a support plate fixedly installed on the bottom of the sponge, an annular insertion portion extending from the bottom of the support plate, a magnet a being provided at the end of the annular insertion portion; the earphone housing is provided with an annular plug-in groove, and a magnet b is provided inside the annular plug-in groove, the annular insertion portion is installed in the annular plug-in groove and the magnet a is magnetically connected to the magnet b.

[0006] Preferably, a group of first positioning blocks are provided on the side surfaces of the support plate extending outward; a first positioning groove is provided on the earphone housing at a position corresponding to the first positioning block, and the first positioning groove is connected to the annular plug-in groove.

[0007] Preferably, the earphone housing includes a first cover body and a second cover body, the first cover body is symmetrically extended upward with a group of latches, the inner wall of the second cover body is provided with a group of latches, the latches are inserted into the latches, and the second cover body is movably connected with a movable clamping plate, the movable clamping plate can be pushed into the latches and engaged with the latches to connect the first cover body and the second cover body; the first cover body and the second cover body are buckled together to form a accommodating cavity for placing the earphones.

[0008] Preferably, the inner wall of the second cover is also provided with a plurality of rollers which are slidably connected with the movable clamping plate.

[0009] Preferably, both ends of the movable clamping plate are provided with limit blocks, and the limit blocks cooperate with rollers to limit the position of the movable clamping plate.

[0010] Preferably, the movable clamping plate is provided with a toggle block extending outside the second cover body.

[0011] Preferably, two groups of fixing blocks are symmetrically arranged on the inner wall of the first cover, and the two groups of fixing blocks are used to locate the position of the earphone.

[0012] Preferably, the first cover body is provided with a second positioning groove, and the second cover body is provided with a second positioning block matched with the second positioning groove.

[0013] Preferably, the first cover body is provided with a first plane portion, and the second cover body is provided with a second plane portion, and the first plane portion and the second plane portion are arranged corresponding to each other.

[0014] Beneficial effects: Compared with the prior art, the utility model is a headphone earmuff sponge fixing structure, and the utility model has the following advantages: 1. The sponge pad of the headphone is detachable and replaceable, which is more convenient to use, and at the same time, no glue marks will be left on the outside of the headphone, and the appearance of the headphone will not be affected; 2. The structure is simple and the manufacturing cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 This is a schematic diagram of the sponge pad structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the exploded side sectional structure of the utility model.

[0018] Figure 4 This is a schematic diagram of the first cover structure of the utility model.

[0019] Figure 5 This is a schematic diagram of the second cover structure of the utility model.

[0020] Figure 6 It is a schematic diagram of the structure of the movable card board of the utility model.

[0021] Reference numerals include:

[0022] Earphone shell--1, annular plug-in groove--11, magnet b--12, sponge pad--2, sponge--21, support plate--22, annular insertion part--23, magnet a--24, first positioning block--25, first positioning groove--26, first cover body--3, latch tongue--31, fixing block--32, second positioning groove--33, first plane part--34, second cover body--4, latch position--41, movable latch plate--42, limit block--421, toggle block--422, roller--43, second positioning block--44, second plane part--45, accommodating cavity--5. DETAILED DESCRIPTION

[0023] The following is combined with Figures 1 to 6 The utility model is described in detail.

[0024] The utility model is a headphone earmuff sponge fixing structure, comprising a headphone housing 1 and a sponge pad 2 installed on the headphone housing 1, the sponge pad 2 comprising a sponge 21 and a support plate 22 fixedly installed on the bottom of the sponge 21, the bottom of the support plate 22 is extended with an annular insertion portion 23, the end of the annular insertion portion 23 is provided with a magnet a24; the headphone housing 1 is provided with an annular plug-in groove 11, and the annular plug-in groove 11 is provided with a magnet b12, the annular insertion portion 23 is installed in the annular plug-in groove 11 and the magnet a24 is magnetically connected with the magnet b12, and the sponge pad 2 is fixed to the headphone housing 1 by magnetic attraction. The sponge 21 fixing mechanism of the utility model has a simple structure and low preparation cost, and can overcome the installation defects of the traditional headphone sponge pad 2, and is easy to disassemble and replace the sponge pad 2, and will not leave glue marks on the headphone housing 1, which is more convenient to use.

[0025] To further improve the technical solution, a group of first positioning blocks 25 are provided on the side of the support plate 22 extending outward; the earphone housing 1 is provided with a first positioning groove 26 at a position corresponding to the first positioning block 25, and the first positioning groove 26 is connected to the annular plug groove 11. When the annular insertion portion 23 is installed in the annular plug groove 11, the first positioning block 25 is installed in the first positioning groove 26 at the same time, so that the sponge 21 pad 2 will not shift after installation, and will not affect the use of the earmuff.

[0026] In the present invention, the earphone housing 1 includes a first cover body 3 and a second cover body 4, wherein the first cover body 3 is symmetrically extended upwardly with a group of latches 31, and the inner wall of the second cover body 4 is provided with a group of latches 41, wherein the latches 31 are inserted into the latches 41, and the second cover body 4 is movably connected with an active clamping plate 42, wherein the active clamping plate 42 can be pushed into the latches 41 and mutually engaged with the latches 31 to connect the first cover body 3 and the second cover body 4; the first cover body 3 and the second cover body 4 are mutually engaged to form a receiving cavity 5 for placing earphones. When the latches 31 of the first cover body 3 are placed in the latches 41 of the second cover body 4, the active clamping plate 42 is moved, and the active clamping plate 42 is laterally displaced into the latches 41 and mutually engaged with the latches 31 to fix and assemble the first cover body 3 and the second cover body 4. Compared with traditional glued earmuffs, the earphone shell 1 of the present invention has the advantages of high assembly and disassembly efficiency, recyclability, and long service life, and the earmuffs will not leave glue marks on the outer wall of the earphone shell, thus meeting the diverse usage needs of users.

[0027] As an embodiment, as shown in the figure, the inner wall of the second cover body 4 is further provided with a plurality of rollers 43 slidably connected to the movable card plate 42. The rollers 43 movably mount the movable card plate 42 on the inner wall of the second cover body 4, and the contact area between the rollers 43 and the movable card plate 42 is smaller, so that the movement of the movable card plate 42 is smoother.

[0028] Preferably, both ends of the movable clamping plate 42 are provided with limit blocks 421 , and the limit blocks 421 cooperate with the rollers 43 to limit the position of the movable clamping plate 42 to prevent the movable clamping plate 42 from falling off.

[0029] In the technical solution, the movable clamping plate 42 is extended to the outside of the second cover body 4 and is provided with a toggle block 422. The toggle block 422 protrudes from the outer wall of the second cover body 4, and a person can easily toggle the movable clamping plate 42 through the toggle block 422.

[0030] Preferably, two groups of fixing blocks 32 are symmetrically arranged on the inner wall of the first cover body 3 . The fixing blocks 32 are distributed around the inner wall of the first cover body 3 . The two groups of fixing blocks 32 are used to locate the earphone.

[0031] Preferably, the first cover body 3 is provided with a second positioning groove 33, and the second cover body 4 is provided with a second positioning block 44 adapted to the second positioning groove 33. When assembling the first cover body 3 and the second cover body 4, the second positioning block 44 is directly inserted into the second positioning groove 33, so that the first cover body 3 and the second cover body 4 are positioned, and the earmuff can be assembled and formed by only slightly pushing the toggle block 422 and inserting the movable clamping plate 42 into the clamping tongue 31.

[0032] To further improve the technical solution, the first cover body 3 is provided with a first plane portion 34, and the second cover body 4 is provided with a second plane portion 45, and the first plane portion 34 and the second plane portion 45 are provided corresponding to each other. The first plane portion 34 and the second plane portion 45 are convenient for grabbing the earmuffs, and the buckle assembly of the earmuffs can be arranged on the flat plane portion, which is more convenient for installing the buckle assembly and moving the movable clamping plate 42.

[0033] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. An earphone earmuff sponge fixing structure, comprising an earphone housing (1) and a sponge pad (2) mounted on the earphone housing (1), characterized in that: The sponge pad (2) comprises a sponge (21) and a support plate (22) fixedly mounted on the bottom of the sponge (21); an annular insertion portion (23) is extended from the bottom of the support plate (22); a magnet a (24) is disposed at the end of the annular insertion portion (23); the earphone housing (1) is provided with an annular plug-in groove (11), and a magnet b (12) is disposed inside the annular plug-in groove (11); the annular insertion portion (23) is mounted in the annular plug-in groove (11), and the magnet a (24) is magnetically connected to the magnet b (12).

2. The earphone earmuff sponge fixing structure according to claim 1, characterized in that: A group of first positioning blocks (25) are provided on the side of the support plate (22) extending outward; a first positioning groove (26) is provided on the earphone housing (1) at a position corresponding to the first positioning block (25), and the first positioning groove (26) is connected to the annular plug-in groove (11).

3. The earphone earmuff sponge fixing structure according to claim 1, characterized in that: The earphone housing (1) comprises a first cover body (3) and a second cover body (4); the first cover body (3) is symmetrically provided with a group of latching tongues (31) extending upward; the inner wall of the second cover body (4) is provided with a group of latching positions (41); the latching tongues (31) are inserted into the latching positions (41); and the second cover body (4) is movably connected with an active latching plate (42); the active latching plate (42) can be pushed into the latching positions (41) and latched with the latching tongues (31) to connect the first cover body (3) and the second cover body (4); the first cover body (3) and the second cover body (4) are mutually buckled to form a receiving cavity (5) for placing the earphone.

4. The earphone earmuff sponge fixing structure according to claim 3, characterized in that: The inner wall of the second cover body (4) is also provided with a plurality of rollers (43) which are slidably connected to the movable clamping plate (42).

5. The earphone earmuff sponge fixing structure according to claim 4, characterized in that: Limit blocks (421) are provided at both ends of the movable clamping plate (42), and the limit blocks (421) cooperate with the roller (43) to limit the position of the movable clamping plate (42).

6. The earphone earmuff sponge fixing structure according to claim 3, characterized in that: The movable clamping plate (42) is provided with a shifting block (422) extending toward the outside of the second cover body (4).

7. The earphone earmuff sponge fixing structure according to claim 3, characterized in that: Two groups of fixing blocks (32) are symmetrically arranged on the inner wall of the first cover body (3), and the two groups of fixing blocks (32) are used to locate the position of the earphone.

8. The earphone earmuff sponge fixing structure according to claim 3, characterized in that: The first cover body (3) is provided with a second positioning groove (33), and the second cover body (4) is provided with a second positioning block (44) adapted to the second positioning groove (33).

9. The earphone earmuff sponge fixing structure according to claim 3, characterized in that: The first cover body (3) is provided with a first plane portion (34), and the second cover body (4) is provided with a second plane portion (45), and the first plane portion (34) and the second plane portion (45) are arranged corresponding to each other.

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