Bluetooth earphone structure of double-layer sound insulation material

Abstract

The utility model discloses a Bluetooth earphone structure of a double-layer sound insulation material, which comprises a Bluetooth earphone body, an earplug is arranged at the sound output end of the Bluetooth earphone body, a shell is arranged on the outer side surface, far away from the earplug, of the Bluetooth earphone body, a sound insulation sheet with a fan-shaped structure is arranged outside the shell, a stop block is arranged at the center of the sound insulation sheet, and the stop block is connected with the Bluetooth earphone body. One end of the stop block is installed on the shell, and the sound insulation piece, the stop block and the shell are combined to form a sound insulation piece of a circular structure. The Bluetooth earphone is simple in structure, after the sound output end of the Bluetooth earphone body is inserted into an ear hole, the functions of sound insulation and noise reduction can be achieved through the earplug, after the sound insulation piece is pulled out, the sound insulation piece, the shell and the stop block can form a circular sound insulation piece, external sound can be blocked, and the sound insulation effect is further achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bluetooth earphone, concretely relates to a bluetooth earphone structure of double -layer sound insulation material. BACKGROUND

[0002] Bluetooth earphone is a kind of wireless communication equipment, is connected to other equipment by bluetooth technology to realize audio transmission. Bluetooth earphone is a kind of wireless earphone using bluetooth technology to carry out audio transmission. It is usually composed of one or more small plug-in earplugs, and has the characteristics of light and portable, and the characteristics of freeing from cable bondage. Bluetooth earphone can be paired with various devices, such as mobile phone, computer, tablet computer etc., so that users enjoy high-quality music and call experience in different scenes.

[0003] At present, when bluetooth earphone is used, the sound insulation effect is lacked, the sound of outside can pass through the gap between bluetooth earphone body and ear hole and enter the ear, so that the sound is noisy, and the sound quality effect is influenced. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problems that a bluetooth earphone structure of double -layer sound insulation material is provided, and the double -layer sound insulation material can play double -layer sound insulation effect through earplug and opened sound insulation piece, to solve the problems in the above background technology.

[0005] The utility model is realized through the following technical scheme: a bluetooth earphone structure of double -layer sound insulation material, including bluetooth earphone body, the earplug is installed on the sound outlet end of bluetooth earphone body, the shell is installed on the outer side of bluetooth earphone body away from earplug, the sound insulation sheet of fan structure is arranged on the outside of shell, the center of sound insulation sheet is equipped with blocking block, and the one end of blocking block is installed on shell, and sound insulation sheet, blocking block and shell combination form the sound insulation piece of circular structure.

[0006] As preferred technical scheme, the inside of sound insulation sheet is annular structure and is installed with multiple metal rods, the blocking block is "C" type structure, the outer ring surface of blocking block is equipped with C type groove, the magnetic strip of "C" type structure is installed in C type groove, and the one end of metal rod is magnetically fixed on magnetic strip.

[0007] As preferred technical scheme, the side of shell is equipped with strip-shaped mouth, the inside of shell is equipped with winding shaft, one end of sound insulation sheet passes through strip-shaped mouth and is installed on winding shaft, the other end of sound insulation sheet is installed with fixed plate, the side surface of fixed plate is protruded and forms multiple clamping blocks, the side surface of shell away from strip-shaped mouth is equipped with multiple clamping grooves, and the clamping block is inserted into corresponding clamping groove and is fixed with clamping groove.

[0008] Preferably, the shell is internally provided with two mounting grooves, each of which is provided with a spring, and the outermost circle of the spring is mounted on the inner circle surface of the mounting groove, and the two ends of the winding shaft are mounted in the innermost circle of the spring.

[0009] Preferably, the soundproof sheet is made of rubber material.

[0010] Preferably, the soundproof sheet is internally provided with a wire mesh layer in a mesh structure.

[0011] The utility model discloses the beneficial effect is: the utility model discloses simple structure is inserted to the ear hole after the sound outlet of bluetooth earphone body, and the earplug can play the function of sound insulation and noise reduction, and after the soundproof sheet is pulled out to the outside, the soundproof sheet, the shell and the blocking block can form the sound insulation piece of circle, can block the sound of outside, further play the effect of sound insulation, to ensure the sound quality of bluetooth earphone body. DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the embodiment or prior art description needed to use the drawing briefly introduce, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0013] Figure 1 It is the overall structure schematic diagram of the utility model;

[0014] Figure 2 It is the rear view of the utility model;

[0015] Figure 3 It is the structure schematic diagram of the utility model after removing the soundproof sheet;

[0016] Figure 4 It is the structure schematic diagram of the utility model after removing the shell.

[0017] Among them, 1, bluetooth earphone body;2, earplug;3, soundproof sheet;4, blocking block;5, shell;6, fixed plate;7, metal rod;8, metal strip;9, winding shaft;10, spring;11, clamping block. DETAILED DESCRIPTION

[0018] The embodiments of the utility model will be described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0019] All features disclosed in this specification, and / or all steps of any methods or processes disclosed in this specification, can be combined in any combination, except combinations where at least some of such features and / or steps are mutually exclusive.

[0020] Any feature in the present specification, unless explicitly stated to the contrary, is intended to be an example of an equivalent or similar feature. In other words, in the context of this specification, the use of the word "example" to modify a feature, or the use of language such as "for example", "for instance" or "as an example", does not mean that a feature is merely an example or a use of an example. Rather, it means that the feature is an example of a wider class of equivalent or similar features.

[0021] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the utility model discloses a double -layer sound insulation material's bluetooth earphone structure, including bluetooth earphone body 1, the sound outlet of bluetooth earphone body 1 installs earplug 2, bluetooth earphone body 1 is installed with the shell 5 on the outer side away from earplug 2, the outside of shell 5 is provided with the sound insulation sheet 3 of fan -shaped structure, the center of sound insulation sheet 3 is equipped with the blocking block 4, and the one end of blocking block 4 is installed on shell 5, and sound insulation sheet 3, blocking block 4 and shell 5 combination form the sound insulation piece of circular structure.

[0022] In the embodiment, the inside of sound insulation sheet 3 is annular structure and is installed with multiple metal rods 7, and blocking block 4 is provided with C type groove on the outer ring surface, and the C type groove is installed with the magnetic stripe of C type structure, and one end of metal rod 7 is magnetically attracted and fixed on the magnetic stripe.

[0023] In the embodiment, one side of shell 5 is provided with strip-shaped mouth, the inside of shell 5 is provided with winding shaft 9, one end of sound insulation sheet 3 passes through strip-shaped mouth and is installed on winding shaft 9, the other end of sound insulation sheet 3 is installed with fixed plate 6, the side surface of fixed plate 6 is formed with multiple clamping blocks 11, and the side surface away from strip-shaped mouth of shell 5 is provided with multiple clamping grooves, and clamping block 11 is inserted into corresponding clamping groove and is clamped and fixed with clamping groove.

[0024] In the embodiment, both ends of the inside of shell 5 are provided with mounting grooves, and the mounting grooves are provided with clockwork 10, and the outermost circle of clockwork 10 is installed on the inner circle surface of mounting groove, and both ends of winding shaft 9 are installed in the innermost circle of clockwork 10, and the sound insulation sheet can be automatically retracted into the inside of shell through the torsion of clockwork, wherein the torsion force of clockwork is less than the clamping force between clamping block and clamping groove, to avoid pulling clamping block out of clamping groove.

[0025] In the embodiment, sound insulation sheet 3 is made of rubber material, so that the sound insulation sheet can be bent and wound.

[0026] In the embodiment, the inside of sound insulation sheet 3 is installed with the wire mesh layer of net structure, to increase the firmness of sound insulation sheet itself, greatly reduce the probability of tearing, to ensure the service life of sound insulation sheet,

[0027] In use, the soundproofing sheet is first pulled outwards by the fixing plate, so that the soundproofing sheet is distributed in a fan-shaped structure along the blocking block; after the clamping block on the fixing plate is inserted into the clamping groove, the pulled-out soundproofing sheet can be positioned, and is prevented from being automatically pulled back into the shell; at this time, the metal rod inside the soundproofing sheet can be magnetically attracted and fixed on the metal strip, so as to increase the stability of the soundproofing sheet after being pulled out, and the soundproofing sheet, the blocking block and the soundproofing sheet are combined to form a soundproofing piece.

[0028] After the above is completed, the sound outlet on the Bluetooth earphone body can be inserted into the ear hole, and the tightness between the earplug and the ear hole is increased, so that the external noise can be better isolated; and the soundproofing piece can increase the soundproofing effect of the outer side of the sound outlet, so that the external noise can be further isolated, so as to increase the sound quality of the Bluetooth earphone.

[0029] In use, the soundproofing sheet is first pulled outwards by the fixing plate, so that the soundproofing sheet is distributed in a fan-shaped structure along the blocking block; after the clamping block on the fixing plate is inserted into the clamping groove, the pulled-out soundproofing sheet can be positioned, and is prevented from being automatically pulled back into the shell; at this time, the metal rod inside the soundproofing sheet can be magnetically attracted and fixed on the metal strip, so as to increase the stability of the soundproofing sheet after being pulled out, and the soundproofing sheet, the blocking block and the soundproofing sheet are combined to form a soundproofing piece.

[0030] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any change or replacement without creative labor should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be limited by the protection scope defined in the claims.

Claims

1. A Bluetooth earphone structure of a double-layer sound insulation material, characterized in that: The utility model provides a kind of bluetooth headset, including bluetooth headset body (1), the earplug (2) of the sound outlet end of bluetooth headset body (1) is installed, the outer side of bluetooth headset body (1) away from earplug (2) is installed with shell (5), the outside of shell (5) is provided with sound insulation sheet (3) of fan structure, the center of sound insulation sheet (3) is equipped with blocking block (4), blocking block (4) one end is installed on shell (5), sound insulation sheet (3), blocking block (4) and shell (5) combination form the sound insulation piece of circular structure; The inside of sound insulation sheet (3) is installed with multiple metal rods (7) in annular structure, blocking block (4) is provided with C type groove on the outer circle surface of "C” type structure, and "C” type structure magnetic stripe is installed in C type groove, and one end of metal rod (7) is magnetically fixed on magnetic stripe; The side of shell (5) is equipped with strip-shaped mouth, the inside of shell (5) is equipped with winding shaft (9), one end of sound insulation sheet (3) passes through strip-shaped mouth and is installed on winding shaft (9), the other end of sound insulation sheet (3) is installed with fixed plate (6), the side surface of fixed plate (6) is projected and forms multiple clamping blocks (11), the side surface of shell (5) away from strip-shaped mouth is equipped with multiple clamping grooves, clamping block (11) is inserted into corresponding clamping groove, and is fixed with clamping groove clamping; The inside of shell (5) is equipped with mounting groove in both ends, mounting groove is equipped with clockwork (10) in both ends, the outermost circle of clockwork (10) is installed on the inner circle surface of mounting groove, and the both ends of winding shaft (9) are installed in the innermost circle of clockwork (10).

2. The dual layer soundproofing material Bluetooth earpiece structure of claim 1, wherein: Sound insulation sheet (3) is made of rubber material.

3. The dual layer soundproofing material Bluetooth earpiece structure of claim 1, wherein: The inside of sound insulation sheet (3) is installed with silk screen layer of net structure.

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