CN102300138A - Detachable earphone - Google Patents

Abstract

The invention discloses a detachable earphone, which comprises a front cover, a rear cover, a loudspeaker, a sound tuning sheet, a plug-in device, an earphone wire and an earmuff, wherein the front cover and the rear cover are connected in a screwed mode, the loudspeaker is installed in a cavity formed by the front cover and the rear cover in a surrounding mode, the sound tuning sheet is installed in a rear cavity inside the rear cover to adjust the volume of the sound cavity of the rear cavity to be matched with the parameters of the corresponding loudspeaker, the earmuff is detachably connected to the front end of the front cover, and people can install earmuffs with different sizes at the front end of the front cover according to actual needs; therefore, the assembly and disassembly of the invention are extremely convenient, especially the components formed by the rear cover and the loudspeaker are convenient to replace to obtain different sound effects, and the connection is very stable, thereby avoiding the phenomenon that the adhesive is affected by time or environment and the like to cause the consumer to fall off and be not durable when the adhesive is used for a short time; when the product is disassembled, the front cover and the rear cover are not easy to damage; and the connection of each part can be completed by plug-in type assembly without welding.

Description

detachable earphones

technical field

The invention relates to the technology in the field of earphones, in particular to a detachable earphone which is easy to produce and assemble, and has multiple replacement methods to obtain different sound effects.

Background technique

At present, as earphones are widely used in aspects such as telephone communication and music transmission, it has almost become an indispensable daily necessities in people's lives.

The earphone generally includes a housing, a speaker disposed in the housing, and an earphone wire connected to the speaker and extending out of the housing, wherein the housing includes a front cover and a rear cover connected to each other. Usually, the front cover and the back cover are fixed together by glue, and the glue is easily affected by time factors, environmental factors such as temperature and humidity, or repeated drops to reduce its bonding effect, resulting in the front cover and the back of the earphone The connection of the cover is not strong enough, which leads to the phenomenon that the product is easy to fall off after a short period of use, which leads to the undurable product and brings a lot of inconvenience to the user. And, when there is a bad connection between the speaker and the earphone cable, etc., and the need for maintenance, the aforementioned front cover and rear cover are not easy to disassemble for maintenance. unnecessary waste.

Later, someone worked out that the front cover and the back cover of the earphone are designed to be snap-connected, so that the front cover and the back cover can be disassembled when the earphone is overhauled. In order to ensure that the connection is stable, the buckle structure needs to be designed to be more complicated, which also causes inconvenient assembly and disassembly, especially when the buckle structure needs to be disassembled, it is easy to damage the buckle structure, and then damage the entire earphone shell.

Usually for high-end earphones, people still take the mode of maintenance when earphone breaks down, but because its assembly structure of existing earphone is more complicated, has caused very big inconvenience to follow-up maintenance and replacement, has increased maintenance cost.

And, it is difficult for the same earphone to be suitable for music of different audio frequencies, thus, it is difficult to well reflect the sound effects of various types of music.

Therefore, need to research out a kind of new technical scheme to solve above-mentioned deficiency.

Contents of the invention

In view of this, the present invention addresses the shortcomings of the prior art, and its main purpose is to provide a detachable earphone, which is easy to produce and assemble, has multiple replacement methods to obtain different sound effects, and has a very humanized design.

To achieve the above object, the present invention adopts the following technical solutions:

A detachable earphone comprising

A front cover, the front cover has a hollow cavity structure, and a front cavity arranged horizontally is formed inside it. A fine net is provided on the front end of the joint, and a clamping groove is provided on the outer peripheral surface of the joint;

A rear cover, the rear cover is screwed and connected to the front cover, the rear cover has an L-shaped structure on the outside, and a rear cavity arranged horizontally and an accommodating groove arranged obliquely are formed inside, one end of the rear cavity passes through the front cavity , the other end runs through the accommodation groove, and the accommodation groove and the rear chamber form an L-shaped cavity;

A horn, which is installed in the cavity formed by the front cover and the rear cover, and forms an effective sound cavity in the rear cavity, and the rear end of the horn is connected with two bushings;

A plug-in device, the plug-in device includes two L-shaped male pins, two card pins, two female needle barrels and a female seat; the female needle barrel is installed in the female seat and its two ends protrude The two ends of the seat form the first socket and the second socket; the L-shaped male needle includes a horizontal insertion end and a longitudinal insertion end, and the horizontal insertion end is inserted into the aforementioned casing, and the longitudinal insertion end is inserted into the In the first insertion port of the female syringe, and the position of the female syringe near the first insertion port and the longitudinal insertion end of the L-shaped male needle are all provided with fixing holes, and the aforementioned card pins are embedded in the fixing holes of the two To fix the L-shaped male pin and the female needle barrel; and, the outside of the aforementioned assembled plug-in device has an L-shaped structure, and the lateral insertion end of the card pin and the L-shaped male pin is located in the rear cavity of the aforementioned rear cover, and the female pin The seat and the female syringe are located in the oblique accommodating groove of the aforementioned back cover;

An earphone line, the earphone line includes a conductive line and a plug connected to the conductive line, the plug is pluggably connected to the aforementioned plug-in device, the plug includes a jacket, a male seat and two sockets matched with the aforementioned female needle barrel two male pins, two core wires are arranged in the conducting wire, and one end of the two core wires is respectively connected to the aforementioned two male pins; the male pin and its connection with the aforementioned two core wires are located in the aforementioned male seat, and The jacket covers the outside of the male seat;

An earmuff, the earmuff is detachably placed outside the joint portion of the aforementioned front cover and locked in the aforementioned locking groove.

As a preferred solution, the back cover is provided with a tuning hole passing through the back cavity and the outside of the back cover.

As a preferred solution, a tuning piece with a thickness of 2 mm is installed in the rear cavity of the back cover, the aforementioned effective sound cavity is formed between the tuning piece and the aforementioned horn, and the volume of the effective sound cavity is 29 to 20 mm. 31 cubic centimeters.

As a preferred solution, the inner wall of the rear cover is protrudingly provided with a positioning projection, and the aforementioned female seat is provided with a positioning groove, and the positioning projection is embedded in the positioning groove.

As a preferred solution, the earmuffs, the front cover, the back cover and the jacket are all made of transparent materials.

As a preferred solution, the effective sound cavity has a volume of 39 to 41 cubic centimeters.

As a preferred solution, a tuning piece is installed in the rear cavity of the rear cover, and the aforementioned effective sound cavity is formed between the tuning piece and the aforementioned horn.

As a preferred solution, the thickness of the tuning sheet is 1 mm, and the volume of the aforementioned effective sound cavity is 34 to 36 cubic centimeters.

As a preferred solution, the thickness of the tuning sheet is 2 millimeters, and the volume of the aforementioned effective sound cavity is 29 to 31 cubic centimeters.

As a preferred solution, the thickness of the tuning sheet is 3 millimeters, and the volume of the aforementioned effective sound cavity is 24 to 26 cubic centimeters.

After the present invention adopts above-mentioned technical scheme, its beneficial effect is:

1. By designing the front cover and the back cover of the earphone shell as a screw-in connection, it makes its assembly, maintenance and replacement extremely convenient. Moreover, this connection is very stable, avoiding the time or environment caused by glue in the traditional technology. The product will not be durable if it falls off due to other influences; it is not easy to damage the front cover and the back cover when disassembled;

2. There is a plug-in device between the aforementioned earphone cable and the speaker. Through the cooperation of various components in the plug-in device, the connection of each component can be completed by plug-in assembly without welding wires. It is easy to assemble, beautiful in appearance and Facilitate the disassembly and replacement of various parts;

3. In the rear cavity of the back cover, the volume of the sound cavity is adjusted by setting the tuning piece and the tuning hole, so that the volume of the sound cavity matches the parameters of the speaker, and then different sound effects are obtained, which is suitable for music with different sound effects. In this way, You can listen to different sound effects by replacing different back covers and their internal components;

4. Earmuffs are added to the front end of the front cover. The earmuffs are detachably installed on the front cover. Users can choose to install earmuffs of appropriate size on the front cover to increase the comfort during use. The design is very humanized;

5. There are no exposed joints such as gluing and welding between the various parts inside the earphone of the present invention, which affect the appearance. By making the aforementioned earmuffs, front cover, back cover and jacket with transparent materials, the internal structure of the earphone can be directly presented. In front of people's eyes, the aesthetics of the product is increased, and it is also convenient for preliminary evaluation of the internal condition of the earphone during maintenance.

In order to more clearly illustrate the structural features and functions of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the preferred embodiment of the present invention;

Fig. 2 is a schematic diagram of an exploded structure of a preferred embodiment of the present invention;

Fig. 3 is a partially exploded schematic view of the plug-in device in a preferred embodiment of the present invention;

Fig. 4 is another partially exploded schematic view of the plug-in device in a preferred embodiment of the present invention;

Fig. 5 is the cross-sectional enlarged schematic diagram of M-M place in Fig. 1;

Fig. 6 is a three-dimensional structure schematic diagram of a rear cover with a tuning hole in a preferred embodiment of the present invention;

Fig. 7 is a partial structural schematic diagram of a tuning chip added in the rear cavity in a preferred embodiment of the present invention;

Fig. 8 is a partial structural schematic diagram of not adding a tuning piece in the rear cavity in a preferred embodiment of the present invention;

Fig. 9 is a partial structural schematic diagram of adding a tuning piece in the rear cavity and opening a tuning hole in the back cover in a preferred embodiment of the present invention;

Fig. 10 is a schematic diagram of the effect when the earmuffs, the front cover, the back cover and the jacket are all made of transparent materials in a preferred embodiment of the present invention.

Explanation of the accompanying drawings:

10. Front cover 11. Front chamber

12. Joint part 121. Holding slot

20. Rear cover 21. Rear cavity

22. Accommodating groove 23. Locating bump

24. Tuning hole 30. Horn

31. Sleeve 40. Tuning film

50. Plug-in device 51. L-shaped male needle

511. Horizontal plug-in end 512. Longitudinal plug-in end

513. Fixing hole 52. Card pin

53. Female syringe 531. Fixing hole

54. Female seat 541. Positioning slot

60. Headphone cable 61. Lead wire

611. Core wire 62. Coat

621. Embedded groove 63. Male seat

631. Holding hole 64. Male needle

70. Ear muffs.       

Detailed ways

Please refer to Figures 1 to 10, which show the specific structure of a preferred embodiment of the present invention, including a front cover 10, a rear cover 20, a speaker 30, a tuning piece 40, a plug-in device 50, and an earphone wire 60 and earmuffs 70 (as shown in Figure 2).

The front cover 10 has a hollow cavity structure, and a front cavity 11 arranged horizontally is formed inside it, and a joint portion 12 is protruded on the front end of the front cover 10. The front cavity 11 penetrates to the front end surface of the joint portion 12, and A fine mesh (not shown in the figure) is provided on the front end of the joint part 12 , and a locking groove 121 is opened on the outer peripheral surface of the joint part 12 .

The back cover 20 is screwed and connected to the aforementioned front cover 10. The outside of the back cover 20 has an L-shaped structure, and a rear chamber 21 arranged horizontally and an accommodating groove 22 arranged obliquely are formed inside. One end of the rear chamber 21 passes through the The other end of the front chamber 11 is connected to the accommodation groove 22, and the accommodation groove 22 forms an L-shaped cavity with the rear chamber 21; Figure 5).

The speaker 30 is inside the cavity formed by the aforementioned front cover 10 and the rear cover 20 , and forms an effective sound cavity in the rear cavity 21 , and two bushings 31 are connected to the rear end of the speaker 30 .

The tuning piece 40 is installed in the rear cavity 21 of the aforementioned rear cover 20, and forms an effective sound cavity with the aforementioned speaker 30; for example, (1) with the structure shown in Figure 7, the sound effect needs to be high in low frequency and high in mid-high frequency. When it is low, the sound chamber volume of the rear cavity 21 of the back cover 20 is reduced by configuring a 2mm tuning piece 40 (usually the volume of the sound chamber is between 29-31 cubic centimeters), so as to better match the parameters of the speaker 30, Applicable to dj music, etc.; (2) As shown in Figure 8, when the sound effect needs to be low in low frequency and high in mid-high frequency, the volume of the sound cavity of the back cover 20 and rear cavity 21 is increased by not adding the tuning piece 40 ( Usually the volume of the sound cavity is between 39-41 cubic centimeters), to better match the parameters of the speaker 30, it is suitable for music, clear music, popular music, etc.; (3) The structure shown in Figure 9, the sound effect needs to reach When the low frequency is high, the intermediate frequency is low, and the high frequency is high, the tuning hole 24 (as shown in Fig. Rear cavity 21 and rear cover 20 outside), to reduce the sound cavity volume and airflow of the rear cover 20 rear cavity 21 (usually the sound cavity volume is between 29-31 cubic centimeters), suitable for rock, high music, etc.; (4) With the structure shown in Figure 7, when the sound effect needs to be low, the middle frequency is high, and the high frequency is low, the volume of the sound chamber of the back cover 20 and the rear cavity 21 is reduced by configuring a 3mm tuning piece 40 (usually the volume of the sound chamber is 24- 26 cubic centimeters), to better match the parameters of the speaker 30, suitable for rock music, a cappella music and jazz music, etc.; When the frequency is high, reduce the sound cavity volume of the back cover 20 rear cavity 21 (usually the sound cavity volume is between 34-36 cubic centimeters) by configuring a 1mm tuning piece 40 to match the parameters of the speaker 30, Suitable for pop, dance, classical music, etc.

The plug-in device 50 includes two L-shaped male pins 51, two card pins 52, two female needle barrels 53 and a female seat 54 (as shown in Figure 3); the female seat 54 is provided with a positioning groove 541 (As shown in Figure 3 and Figure 5), the aforementioned positioning projection 23 is embedded in the positioning groove 541 to facilitate the positioning of the female seat 54 in the oblique accommodation groove 22 of the aforementioned rear cover 20; the two female pins The barrel 53 is installed in the female seat 54 and its two ends respectively protrude from the two ends of the female seat 54 to form a first socket and a second socket; the L-shaped male needle 51 includes a horizontal insertion end 511 and a longitudinal insertion end 512, its transverse insertion end 511 is inserted into the aforementioned casing 31, its longitudinal insertion end 512 is inserted into the first insertion port of the female syringe 53, and the female syringe 53 is close to the position of the first insertion port and L The longitudinal insertion ends 512 of the L-shaped male needle 51 are respectively provided with fixing holes 513, 531, and the aforementioned card pin 52 is embedded in the fixing holes 512, 531 of the two to fix the L-shaped male needle 51 and the female needle barrel 53; and, the aforementioned The outside of the assembled plug-in device 50 has an L-shaped structure, and the card pin 52 and the lateral plug-in end 511 of the L-shaped male pin 51 are located in the rear cavity 21 of the aforementioned rear cover 20, and the female seat 54 and the female needle barrel 53 are located in the rear cavity 21 of the rear cover 20. The aforementioned rear cover 20 is obliquely accommodated in the groove 22 .

The earphone cable 60 includes a conductive wire 61 and a plug connected to the conductive wire 61. The plug is pluggably connected to the aforementioned plug-in device 50. The plug includes a jacket 62, a male seat 63 and the aforementioned female needle barrel 53. Two male pins 64 (as shown in Figure 4) are matched; two core wires 611 are arranged in the conductor wire 61, and one ends of the two core wires 611 are respectively connected to the aforementioned two male pins 64; A retaining hole 631 matching the core wire 611 and the male needle 64, the connection between the core wire 611 and the male needle 64 is located in the corresponding retaining hole 631 and the male needle 64 protrudes from one end of the male seat 63; There is a slot 621 matching the shape of the aforementioned male seat 63, and the slot 621 has openings at both ends of the jacket 62. The lower end of the seat 63 protrudes from the opening; of course, after the aforementioned two male needles 64 are respectively connected to the two core wires 611, the aforementioned male seat 63 can be injection molded on the outside of the male needle 64 and its connection with the core wires 611, and then placed on the male needle 64. The seat 63 covers the above-mentioned jacket 62, which is not the key point of the present invention, so it is not limited thereto.

The earmuffs 70 are detachably placed outside the joint portion 12 of the front cover 10 and locked in the aforementioned holding groove 121. The earmuffs 70 can be made into three sizes: small, medium, and large according to different needs of users. , people can choose earmuffs of the corresponding size according to the size of their ear canal to increase the comfort during use, and its design is more humane.

In addition, there are no exposed joints such as gluing and welding between the various components inside the aforementioned earphones, which may affect the appearance, and the aforementioned earmuffs 70, front cover 10, rear cover 20 and jacket 62 can be selected to be made of transparent materials, for example, transparent white Plastic, in this way, can directly present the internal structure of the earphone in front of people's eyes, show the materials, craftsmanship and quality of the earphone, and also present the characteristic aesthetic feeling of the earphone (the effect is shown in Figure 10).

The key point of the design of the present invention is that the front cover and the back cover of the earphone shell are designed to be screwed, so that its assembly, maintenance and replacement become extremely convenient. The product is not durable due to the glue being affected by time or the environment; the front cover and the back cover are not easy to be damaged when disassembled; secondly, the tuning piece and the tuning hole are set in the back cavity of the back cover to adjust the sound. Cavity volume, so that the volume of the sound cavity matches the parameters of the speaker, and then obtain different sound effects, which are suitable for music with different sound effects, so that different sound effects can be listened to by replacing different back covers and their internal components; moreover, the aforementioned There is a plug-in device between the earphone cable and the speaker. Through the cooperation of various parts in the plug-in device, the connection of each part can be completed by plug-in assembly without welding wires. It is easy to assemble and disassemble each part. Change.

The above descriptions are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention in any way, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still valid. It belongs to the scope of the technical solutions of the present invention.

Claims (10)

1. a detachable earphone is characterized in that: include

One protecgulum, this protecgulum is hollow cavity formula structure, its inside is formed with the ante-chamber of horizontally set, the front end of this protecgulum convexes with the joint portion, aforementioned ante-chamber connects the front end face to this joint portion, and be provided with a fine-structure mesh in the front end face place of this joint portion, and this joint portion outer peripheral face offers support slot;

One bonnet, this bonnet are screwed together in aforementioned protecgulum, the outside L-shaped structure of this bonnet, its inside is formed with the back cavity of horizontally set and the storage tank of oblique setting, this back cavity one end runs through ante-chamber, and the other end runs through storage tank, and storage tank and back cavity form L shaped cavity;

One loudspeaker, these loudspeaker are installed on protecgulum and bonnet surrounds in the cavity of formation, and form effective sound chamber in back cavity, and this loudspeaker rear end face is connected with two sleeve pipes;

One plug assembly, this plug assembly include two L shaped public pins, two card pins, two female syringes and a female seat; This mother's syringe is installed in the female seat and the female seat two ends are stretched out at its two ends respectively, to form first interface and second interface; This L shaped public pin includes transverse splicing end and vertical inserted terminal, its transverse splicing end inserts in the aforementioned sleeve pipe, its vertical inserted terminal inserts in first interface of female syringe, and the vertical inserted terminal near the first interface position and L shaped public pin that should mother's syringe all offers fixing hole, and aforementioned card pin is embedded in both fixing hole with the public pin of fixed L shape and female syringe; And, the outside L-shaped structure of the plug assembly that aforementioned assembling is finished, the transverse splicing end of its card pin and L shaped public pin is positioned at the back cavity of aforementioned bonnet, and its female seat and female syringe are positioned at the oblique storage tank of aforementioned bonnet;

One earphone cord, this earphone cord includes and connects line and be connected in the plug that this connects line, this plug plug type is connected in aforementioned plug assembly, two public pins that this plug includes overcoat, male seat and cooperates with aforementioned female syringe, this connects and is provided with two heart yearns in the line, and an end of this two heart yearn is connected to aforementioned two public pins; This public affairs pin and all be positioned at aforementioned male seat with the junction of aforementioned two heart yearns, and aforementioned overcoat is coated on outside the male seat;

One ear muff, this ear muff is detachable, and to be placed in the joint portion of aforementioned protecgulum outside and be stuck in the aforementioned support slot.

2. detachable earphone according to claim 1 is characterized in that: offer the sound regulating hole that connects back cavity and bonnet outside on the described bonnet.

3. detachable earphone according to claim 2, it is characterized in that: thickness is installed is 2 millimeters tuning sheet in the back cavity of described bonnet, aforementioned effective sound chamber is formed between this tuning sheet and the aforementioned loudspeaker, and effectively the volume in sound chamber is 29 to 31 cubic centimetres.

4. detachable earphone according to claim 1 is characterized in that: described bonnet inwall convexes with locating convex block, and aforementioned female seat is provided with location notch, and this locating convex block is embedded in the location notch.

5. detachable earphone according to claim 1 is characterized in that: described ear muff, protecgulum, bonnet and overcoat all are transparent material.

6. detachable earphone according to claim 1 is characterized in that: the volume in described effective sound chamber is 39 to 41 cubic centimetres.

7. detachable earphone according to claim 1 is characterized in that: the tuning sheet is installed in the back cavity of described bonnet, and aforementioned effective sound chamber is formed between this tuning sheet and the aforementioned loudspeaker.

8. detachable earphone according to claim 7 is characterized in that: the thickness of described tuning sheet is 1 millimeter, and the volume in aforementioned effective sound chamber is 34 to 36 cubic centimetres.

9. detachable earphone according to claim 7 is characterized in that: the thickness of described tuning sheet is 2 millimeters, and the volume in aforementioned effective sound chamber is 29 to 31 cubic centimetres.

10. detachable earphone according to claim 7 is characterized in that: the thickness of described tuning sheet is 3 millimeters, and the volume in aforementioned effective sound chamber is 24 to 26 cubic centimetres.

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