Open type earphone stable to wear

Abstract

The utility model relates to the technical field of earphones, in particular to an open type earphone stable to wear. The open type earphone stable to wear comprises a host and an elastic ear hook. A first bending part, a second bending part and a third bending part are sequentially formed on the ear hook; the distance S1 from the second bending part to the center of the sound outlet nozzle is between 20 mm and 35 mm. The distance S2 from the second bending part to the shell of the host is between 10 mm and 18 mm; the distance S3 between the first bending part and the shell is 5-9 mm; the included angle A between the axis Z of the ear hook and the horizontal line H ranges from 18 degrees to 26 degrees, so that the earphone is more suitable for human ears, and clamping is more stable. The ear hook comprises an ear hook seat, an ear hook shell, a wire, a metal strip, a battery box and a battery. During assembly, the ear hook seat is embedded into the mounting groove in the shell, the first connecting piece is connected with the ear hook seat and the shell, and the ear hook and the host are assembled more firmly and are not easy to break. The battery at the tail end of the ear hook equalizes the gravity center of the open earphone, and the open earphone is more comfortable to wear.

Description

Technical Field

[0001] The utility model relates to the technical field of earphones, in particular to an open earphone that is stable to wear. Background Art

[0002] Some ear-hook headphones on the market are usually elastic, making them convenient and comfortable to wear. Some elastic ear hooks are provided with metal wires inside. Plastic is wrapped around the metal wire to form an elastic ear hook, and then the ear hook is assembled with the host to form the host. Ear-hook headphones are usually provided with batteries, and the batteries of some headphones are set inside the headphone host, that is, the center of gravity of the entire ear hook is at the position of the headphone host, the weight of the entire headphone is uneven, and the comfort is poor. In addition, the cross-sectional area of ​​the ear hook is usually small, which makes the connection between the ear hook and the headphone host weak and easy to break.

[0003] For example, Chinese patent application number: CN202021407530.5 discloses a hanging earphone, which is characterized by comprising an earphone body and a hanging portion, the hanging portion is arranged in an arc shape, the hanging portion is connected to the bottom of the earphone body, the hanging portion is made of a memory metal material, and an elastic soft rubber layer is arranged on the outside of the hanging portion. The center of gravity of this earphone is at the position of the earphone host, the weight of the entire earphone is unbalanced, and the comfort is poor. The connection between the ear hook and the earphone host is relatively weak and easy to break.

[0004] A convenient and comfortable Bluetooth headset is disclosed in Chinese patent application number: CN202021107539.4. The anti-wear structure includes a steel wire interlayer, an anti-wear pad and adhesive. A steel wire interlayer is fixedly connected to one side of the top of the earphone shell. A soft steel wire that can be adjusted at will is installed inside the steel wire interlayer. The top of the anti-wear pad is bonded to the steel wire interlayer by adhesive, and the steel wire interlayer and the anti-wear pad constitute an adjustable structure. There is also the problem that the center of gravity of the headset is at the position of the headset host, the weight of the entire headset is unbalanced, and the comfort is poor. The connection between the ear hook and the headset host is relatively weak and easy to break. Utility Model Content

[0005] In view of this, the present invention aims at the deficiencies of the prior art, and its main purpose is to provide an open-ear headset that is stable to wear, which is not only centrally balanced, but also has a firm connection between the ear hook and the host and is not easy to break, thereby overcoming the deficiencies of the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The present application provides an open-type headset that is stable to wear, comprising a main unit and an elastic ear hook, wherein a sound outlet is provided on a side of the main unit close to the ear; a first curved portion, a second curved portion, and a third curved portion are sequentially formed on the ear hook;

[0008] The distance S1 from the second curved portion to the center of the sound outlet is between 20-35 mm; the distance S2 from the second curved portion to the housing of the host is between 10-18 mm; the distance S3 from the first curved portion to the housing is between 5-9 mm; the angle A between the axis Z of the ear hook and the horizontal line H is between 18-26°;

[0009] The ear hook includes an ear hook seat, an ear hook shell, a wire, a metal strip, a battery box, and a battery; the ear hook shell and the metal strip are elastic; the ear hook shell covers the wire and the metal strip; the first end of the ear hook shell is combined with the ear hook seat by injection molding, and the second end of the ear hook shell is injection molded together with the battery box; the battery is arranged in the battery box; the outer shell is provided with an installation groove, the ear hook seat is embedded in the installation groove, and a first connecting member connects the ear hook seat and the outer shell.

[0010] Preferably, an engaging groove is provided on the ear hook seat, an engaging block is provided inside the installation groove, and the engaging block is embedded in the engaging groove.

[0011] Preferably, the structures of the engaging groove and the engaging block are one of L-shaped, dovetail-shaped and T-shaped.

[0012] Preferably, the first connecting member is a screw or a rivet; and the metal strip is one of stainless steel or titanium alloy.

[0013] Preferably, the battery box comprises a battery box cover and a battery box body, and the adhesive arranged at the end of the battery is adhered to the inner wall of the battery box body; the battery box cover and the battery box body are threadedly connected or snap-fitted.

[0014] Preferably, hooks are provided at both ends of the metal strip, and the metal strip and the conducting wires are bundled together at intervals.

[0015] Preferably, the shell includes a shell body and a shell cover, and the shell cover is buckled on the shell body; a mounting seat, a circuit board, and a speaker are arranged inside the shell body, the speaker is embedded in the mounting seat, and the circuit board is passed through the positioning column on the mounting seat.

[0016] Preferably, a front sound cavity is formed between the speaker and the shell body, and a rear sound cavity is formed between the speaker and the mounting seat; the sound outlet corresponds to the front sound cavity; and the shell body is provided with a pressure relief hole connected to the rear sound cavity.

[0017] Preferably, the charging pin on the circuit board passes through the ear hook seat and is exposed in the ear hook shell.

[0018] Preferably, the cross-section of the metal strip is one of circular, rectangular and elliptical.

[0019] Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that the open-type earphones with stable wearing include a main unit and an elastic ear hook. During production, the first end of the ear hook shell is combined with the ear hook seat by injection molding, and the second end of the ear hook shell is injection molded together with the battery box, and then the ear hook shell covers the wire and the metal strip; the battery is arranged in the battery box. When the open-type earphones are assembled, the ear hook seat is embedded in the mounting groove arranged on the outer shell, and the first connecting member connects the ear hook seat and the outer shell. The ear hook seat increases the connection area between the ear hook and the main unit, and the assembly is more secure and not easy to break. The battery box containing the battery is arranged at the end of the ear hook, so that the center of gravity of the open-type earphones can be balanced and more comfortable to wear.

[0020] The center distance S1 from the second curved portion to the sound outlet is between 20-35 mm; the distance S2 from the second curved portion to the outer shell of the host is between 10-18 mm; the distance S3 from the first curved portion to the outer shell is between 5-9 mm; the angle A between the axis Z of the ear hook and the horizontal line H is between 18-26°; this design allows the ear hook to fully fit the ear, making it more comfortable to wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a side view schematic diagram of an embodiment of the utility model.

[0022] Figure 2 It is a top schematic diagram of an embodiment of the utility model.

[0023] Figure 3 It is a partial structural decomposition schematic diagram of an embodiment of the utility model.

[0024] Figure 4 It is an exploded schematic diagram of an embodiment of the utility model.

[0025] Figure 5 It is an embodiment of the utility model Figure 4 Schematic diagram from another angle.

[0026] Figure 6 It is a schematic diagram of the connection between the ear hook shell and the ear hook seat according to an embodiment of the utility model.

[0027] Description of the accompanying drawings:

[0028] 10. host; 11. mounting base; 12. circuit board; 13. charging pin; 14. speaker; 110. housing; 111. housing body; 112. housing cover; 113. pressure relief hole; 114. sound outlet; 115. mounting groove; 116. fitting block; 117. first connecting member;

[0029] 20. Ear hook; 21. First bend; 22. Second bend; 23. Third bend; 210. Ear hook seat; 211. Fitting groove; 212. Ear hook shell; 213. Wire; 214. Metal strip; 215. Hook; 220. Battery box; 221. Battery box cover; 223. Battery box body; 224. Battery. DETAILED DESCRIPTION

[0030] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0031] Please refer to Figures 1 to 6 As shown, it shows the specific structure of a preferred embodiment of the utility model, which is an open-type earphone that is stable to wear.

[0032] The ear hook seat 210 increases the connection area between the ear hook 20 and the host 10, making the assembly more secure and less likely to break. The battery 224 is disposed at the end of the ear hook 20, which can balance the center of gravity of the open-type headphones and make them more comfortable to wear. The battery box 220 is disposed at the end of the ear hook 20, which can balance the center of gravity of the open-type headphones and make them more comfortable to wear.

[0033] The present application provides an open-type headset that is stable to wear, comprising a host 10 and an elastic ear hook 20, wherein a sound outlet 114 is arranged on the side of the host 10 close to the ear; a first curved portion 21, a second curved portion 22, and a third curved portion 23 are sequentially formed on the ear hook 20; a center distance S1 from the second curved portion 22 to the sound outlet 114 is between 20-35 mm; a distance S2 from the second curved portion 22 to the housing 110 of the host 10 is between 10-18 mm; a distance S3 from the first curved portion 21 to the housing 110 is between 5-9 mm; an angle A between the axis Z of the ear hook 20 and the horizontal line H is between 18-26°. The ear hook 20 is elastic and can restore its shape by itself, so the metal strip 214 can play a good shaping role. The ear hook shell 212 is made of elastic plastic. The center distance S1 from the second curved portion 22 to the sound outlet 114 is between 20-35 mm, and the distance S1 is just enough to allow the sound outlet 114 to face the ear canal in the vertical position. The distance S2 from the second curved portion 22 to the outer shell 110 of the host 10 is between 10-18 mm, and the distance S2 is just enough to allow the outer shell 110 and the second curved portion 22 to clamp the auricle with a relatively comfortable holding force when the outer shell 110 is embedded in the concha cavity. The distance S3 from the first curved portion 21 to the outer shell 110 is between 5-9 mm, and the distance S3 is coordinated with the distance S1, so that the sound outlet 114 faces the ear canal both horizontally and vertically, and the comfort and sound quality are good. Therefore, the distance designs of S1, S2, S3, and angle A are more suitable for the human ear, and the ear hook 20 clamps the ear stably. The angle A between the axis Z of the ear hook 20 and the horizontal line H is between 18-26°, which allows the ear hook 20 to fully fit the ear and the head, stably clamp the ear, and provide excellent comfort. As a preferred solution, S1 can also be between 25-30 mm; S2 can also be between 13-15 mm; S3 can also be between 6-8 mm, and the angle A (the angle of the ear hook 20) ​​can also be between 20-24°.

[0034] The ear hook 20 includes an ear hook seat 210, an ear hook shell 212, a wire 213, a metal strip 214, a battery box 220, and a battery 224; the ear hook shell 212 and the metal strip 214 are elastic; the ear hook shell 212 covers the wire 213 and the metal strip 214; the first end of the ear hook shell 212 is combined with the ear hook seat 210 by injection molding, and the second end of the ear hook shell 212 is injection molded together with the battery box 220; the battery 224 is arranged in the battery box 220; the housing 110 is provided with a mounting groove 115, the ear hook seat 210 is embedded in the mounting groove 115, and the first connecting member 117 connects the ear hook seat 210 and the housing 110. Preferred production steps of the ear hook 20: 1. The wire 213 and the metal strip 214 are intermittently fixed together, and the wire 213 and the metal strip 214 are shaped to ensure that the wire 213 and the metal strip 214 are not loose during injection molding. 2. The first ends of the wire 213 and the metal strip 214 are injection molded together with the ear hook seat 210; the second ends of the wire 213 and the metal strip 214 are injection molded together with the battery box cover 221 of the battery box 220. 3. The ear hook shell 212 is injection molded to cover the wire 213, the metal strip 214, the ear hook seat 210, and the battery box cover 221 of the battery box 220, so that the ear hook 20 is prefabricated.

[0035] When the ear hook 20 and the host 10 are assembled, the ear hook seat 210 is embedded in the mounting groove 115 on the shell 110, and then the first connecting member 117 fixes the ear hook seat 210 and the shell 110 together. This design greatly increases the connection area between the ear hook 20 and the shell 110, and the assembly of the host 10 and the ear hook 20 is more secure without the problem of breakage.

[0036] Preferably, the ear hook seat 210 is provided with an engaging groove 211, and the mounting groove 115 is provided with an engaging block 116, and the engaging block 116 is embedded in the engaging groove 211. When the ear hook 20 and the host 10 are assembled, the ear hook seat 210 is embedded in the mounting groove 115, and the engaging block 116 is embedded in the engaging groove 211. Under the double positioning, the assembly between the ear hook 20 and the housing 110 is more accurate and firm.

[0037] Preferably, the structure of the embedding groove 211 and the embedding block 116 is one of L-shaped, dovetail-shaped, and T-shaped. In this embodiment, the structure of the embedding groove 211 and the embedding block 116 is L-shaped. When the ear hook seat 210 is embedded in the installation groove 115, the embedding block 116 can be embedded in the embedding groove 211, which is very convenient.

[0038] Preferably, the first connecting member 117 is a screw or a rivet; the metal strip 214 is one of stainless steel or titanium alloy. The first connecting member 117 passes through the housing 110 and is screwed together with the ear hook seat 210, so that the assembly of the ear hook 20 and the host 10 is more secure. The bending shape of the metal strip 214 is consistent with the bending shape of the ear hook shell 212, and the metal strip 214 and the wire 213 are centrally arranged on the central axis of the ear hook shell 212. This design is conducive to fully wrapping the metal strip 214 and the wire 213 during the injection molding of the ear hook shell 212.

[0039] Preferably, the battery box 220 includes a battery box cover 221 and a battery box body 223, and the adhesive provided at the end of the battery 224 is adhered to the inner wall of the battery box body 223; the battery box cover 221 and the battery box body 223 are threadedly connected or snap-fitted. The battery box cover 221 and the battery box body 223 in this embodiment are preferably assembled together in a snap-fit ​​manner. A groove is provided on the outer wall of the battery box cover 221, and a convex block is provided on the inner wall of the battery box body 223, and the convex block is pressed into the groove, so the assembly of the battery box 220 is very convenient. The adhesive allows the battery 224 to be adhered to the inner bottom wall of the battery box body 223, and the battery 224 can be well positioned, and the battery 224 will no longer make abnormal noises in the battery box 220.

[0040] Preferably, hooks 215 are provided at both ends of the metal strip 214, and the metal strip 214 and the wire 213 are bundled together at intervals. The hooks 215 provided at both ends of the metal strip 214 are correspondingly injection-molded with the battery box cover 221 and the ear hook seat 210, which greatly increases the connection firmness between the metal strip 214 and the battery box 220 and the ear hook seat 210.

[0041] Preferably, the shell 110 includes a shell body 111 and a shell cover 112, and the shell cover 112 is snapped into the shell body 111; the shell body 111 is provided with a mounting seat 11, a circuit board 12, and a speaker 14, the speaker 14 is embedded in the mounting seat 11, and the circuit board 12 is passed through the positioning column on the mounting seat 11. The shell body 111 and the shell cover 112 are snapped together to form the shell 110. A mounting cavity is provided inside the shell 110. When the mounting seat 11, the circuit board 12, and the speaker 14 are arranged in the mounting cavity, the speaker 14 is embedded in the mounting seat 11, and the circuit board 12 is passed through the positioning column on the mounting seat 11. This design makes the layout inside the shell 110 very compact.

[0042] Preferably, a front sound cavity is formed between the speaker 14 and the housing body 111, and a rear sound cavity is formed between the speaker 14 and the mounting seat 11; the sound outlet 114 corresponds to the front sound cavity; the housing body 111 is provided with a pressure relief hole 113 connected to the rear sound cavity. The sound outlet 114 is slightly raised, which is more conducive to extending into the ear canal, and the sound emitted by the speaker 14 can be directly transmitted to the ear canal. The pressure relief hole 113 is connected to the rear sound cavity, which is conducive to ensuring the sound quality.

[0043] Preferably, the charging pin 13 on the circuit board 12 passes through the ear hook seat 210 and is exposed in the ear hook shell 212. The ear hook seat 210 is provided with an avoidance hole, and the charging pin 13 passes through the avoidance hole and is in the ear hook shell 212. The charging pin 13 can not only play a role in charging, but also increase the degree of firmness of the direct connection between the housing 110 and the ear hook seat 210, and the connection between the ear hook 20 and the host 10 is more firm.

[0044] Preferably, the cross section of the metal strip 214 is one of circular, rectangular and elliptical. In this embodiment, the cross section of the metal strip 214 is circular.

[0045] In summary, the design focus of the utility model is that the wire 213 and the metal strip 214 are injection molded together with the ear hook seat 210 and the battery box 220; the ear hook shell 212 is injection molded to cover the wire 213, the metal strip 214, the ear hook seat 210, and the battery box cover 221. When the ear hook 20 and the host 10 are assembled, the ear hook seat 210 is embedded in the mounting groove 115 on the shell 110, and the first connecting member 117 fixes the ear hook seat 210 and the shell 110 together, which greatly increases the connection area between the ear hook 20 and the shell 110, and the two are assembled more firmly without the problem of breakage. In addition, the battery box 220 is arranged at the end of the ear hook 20, which balances the center of gravity of the open-type headphones and makes them more comfortable to wear.

[0046] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An open-ear headphone with stable wearing characteristics, characterized by: It comprises a main unit and an elastic ear hook, wherein a sound outlet is arranged on a side of the main unit close to the ear; a first curved portion, a second curved portion, and a third curved portion are sequentially formed on the ear hook; The distance S1 from the second curved portion to the center of the sound outlet is between 20-35 mm; the distance S2 from the second curved portion to the housing of the host is between 10-18 mm; the distance S3 from the first curved portion to the housing is between 5-9 mm; the angle A between the axis Z of the ear hook and the horizontal line H is between 18-26°; The ear hook includes an ear hook seat, an ear hook shell, a wire, a metal strip, a battery box, and a battery; the ear hook shell and the metal strip are elastic; the ear hook shell covers the wire and the metal strip; the first end of the ear hook shell is combined with the ear hook seat by injection molding, and the second end of the ear hook shell is injection molded together with the battery box; the battery is arranged in the battery box; the outer shell is provided with an installation groove, the ear hook seat is embedded in the installation groove, and a first connecting member connects the ear hook seat and the outer shell.

2. The stable-wearing open-ear headphone according to claim 1, characterized in that: The ear hook seat is provided with an embedding groove, the interior of the installation groove is provided with an embedding block, and the embedding block is embedded in the embedding groove.

3. The stable-wearing open-ear headphone according to claim 2, characterized in that: The structures of the engaging groove and the engaging block are one of L-shaped, dovetail-shaped and T-shaped.

4. The stable-wearing open-ear headphone according to claim 1, characterized in that: The first connecting member is a screw or a rivet; the metal strip is stainless steel or titanium alloy.

5. The stable-wearing open-ear headphone according to claim 1, characterized in that: The battery box comprises a battery box cover and a battery box body, and adhesive arranged at the end of the battery is adhered to the inner wall of the battery box body; the battery box cover and the battery box body are threadedly connected or snap-fitted.

6. The stable-wearing open-ear headphone according to claim 1, characterized in that: Hooks are arranged at both ends of the metal strip, and the metal strip and the conducting wires are bundled together at intervals.

7. The stable-wearing open-ear headphone according to claim 1, characterized in that: The shell comprises a shell body and a shell cover, wherein the shell cover is buckled on the shell body; a mounting seat, a circuit board and a speaker are arranged inside the shell body, wherein the speaker is embedded in the mounting seat and the circuit board is passed through a positioning column on the mounting seat.

8. The stable-wearing open-ear headphone according to claim 7, characterized in that: A front sound cavity is formed between the speaker and the shell body, and a rear sound cavity is formed between the speaker and the mounting seat; the sound outlet corresponds to the front sound cavity; and the shell body is provided with a pressure relief hole connected to the rear sound cavity.

9. The stable-wearing open-ear headphone according to claim 7, characterized in that: The charging pin on the circuit board passes through the ear hook seat and is exposed in the ear hook shell.

10. An open-ear headphone with stable wearing according to any one of claims 1 to 9, characterized in that: The cross section of the metal strip is one of circular, rectangular and elliptical.

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