WO2022134208A1 - Headset loudspeaker cavity assembly - Google Patents

Abstract

Disclosed in the present application is a headset loudspeaker cavity assembly that replaces a plastic material with an Arboform degradable and environmentally friendly wood material. The Arboform wood material has the same economical and convenient mold forming process properties as metal and plastic materials, maintains the inherent properties of the wood material, and is a naturally degradable and environmentally friendly material. The headset loudspeaker cavity made of the Arboform wood material has the same natural effect as a wooden loudspeaker box in terms of sound, restores vocal clarity in a high-fidelity mode, has the advantages of rich voice low frequency and pleasant sound high frequency, and has the strength of plastic materials and the appearance and texture like raw wood. The invention of the present application may be attracted and respected by the market, and may also be a revolutionary change in traditional design and production process.

Description

A headband type earphone speaker cavity assembly

technical field

The utility model relates to the technical field of earphone acoustics, in particular to the change of the cavity material and production process of a headband type earphone speaker.

Background technique

For the headband earphones, the left and right speaker cavity materials are mainly made of plastic or metal. The metal and plastic molds are mature and economical in forming and processing technology. Materials, in terms of sound quality, are different from wood materials to a certain extent. The influence on sound and the existing defects cannot be completely compensated by external appearance.

At present, some earphones on the market use log processing technology in order to have novelty and simulate the effect of wooden speakers. Compared with the complex structure design and processing and forming process, the cost is too high, and it is difficult to apply and promote.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a headband-type earphone speaker cavity assembly. Arboform wood material, Arboform Wood materials are naturally degradable and environmentally friendly materials, which can not only be recycled, but also have the advantages of natural degradation similar to wood. Arboform The earphone speaker cavity made of wood material has the effect of high-fidelity restoration of sound quality comparable to that of wooden speakers, and can effectively solve the problems in the background technology.

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions:

The utility model provides a headband type earphone speaker cavity assembly, comprising:

Arm cover, the arm cover is fixed on the support arm by screws, installed in the two holes corresponding to the ear shell, one end of the iron shaft penetrates into the hole, and the ear shell is fixed, and the first key switch is installed on the first key switch. The two key switches are assembled together on the ear shell after they are installed;

Microphone socket and motherboard PCBA mounted on the ear shell , and fixed by the screws;

a horn, which is arranged on the front cover of the ear shell;

The rear cavity tuning net is attached to the rear cavity tuning hole of the rear cover of the speaker;

back cavity EVA Stick it on the tuning hole of the rear cavity of the rear cover of the speaker, and use a screw to pass through the front cover of the ear shell and fix it on the ear shell;

Earmuffs, the earmuffs are arranged on the front cover of the ear shell and the ear shell.

As a preferred solution, the headband earphone speaker cavity assembly further includes a button upper cover and a button lower cover, and the button upper cover and the button lower cover are glued and fixed together and installed in the ear shell together.

As a preferred solution, the headband-type earphone speaker cavity assembly further includes a pin data cable assembly, and the pin data cable assembly is mounted on the ear shell , and fixed by the screws.

As a preferred solution, the horn ring is glued and fixed on the front cover of the ear shell.

As a preferred solution, the ear shell and the front cover of the ear shell are composed of Arboform Made of wood material.

One or more technical solutions provided in the present utility model have at least the following technical effects or advantages:

. Through the setting, the arm cover is fixed on the arm by screws, installed in the two holes corresponding to the ear shell, one end of the iron shaft penetrates into the hole, and the ear shell is fixed, and the first button switch is installed in the second button. After the switch is on, it is assembled on the ear shell together, which can be easily disassembled and assembled.

, By designing the ear shell and the front cover of the ear shell to use Arboform It can naturally degrade environmentally friendly wood materials to achieve high-fidelity restoration of sound quality comparable to wooden speakers.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention.

In the attached image:

picture 1 It is a perspective view of the headband type earphone speaker cavity assembly in the embodiment of the present invention.

picture 2 It is an exploded view of the headband earphone speaker cavity assembly in the embodiment of the present invention.

Labels in the figure:

key cover ,2 button cover ,3 arm ,4 first key switch ,5 second key switch ,6 ear shell ,7 iron shaft ,8 Pin data cable assembly ,9 Microphone socket ,10 motherboard PCBA,11 trumpet ,12 ear shell front cover ,13 screw ,14 earmuffs ,15 Back cavity tuning network ,16 back cavity EVA,17 speaker back cover ,18 Arm cover.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

In the description of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, Rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In order to better understand the above technical solutions, the above technical solutions will be described in detail below with reference to the accompanying drawings and specific embodiments.

Example:

see figure 1-2 , this embodiment provides a headband-type earphone speaker cavity assembly, including: a support arm cover 18 , the arm cover 18 by screw 13 fixed on arm 3 , mounted on the ear shell 6 In the corresponding two holes, the iron shaft 7 insert one end of the 6 Fixed, first key switch 4 Mounted on the second key switch 5 Assembled together on the ear shells 6 superior;

Microphone socket 9 and motherboard PCBA10 mounted on the ear shell 6 superior , and through the screw 13 fixed;

trumpet 11 , the horn 11 Set on the front cover of the ear shell 12 superior;

Back cavity tuning network 15 Attached to the back cover of the speaker 17 On the rear cavity tuning hole;

back cavity EVA16 affixed to the back cover of the horn 17 on the rear cavity tuning hole of the 4 screws through the ear shell front cover 12 fixed to the ear shell 6 superior;

earmuffs 14 , the earmuffs 14 sleeved on the front cover of the ear shell 12 and ear shells 6 superior.

In the headband-type earphone speaker cavity assembly provided in this embodiment, the headband-type earphone speaker cavity assembly further includes a button upper cover 1 and button cover 2 , the button cover 1 and button cover 2 After fixing with glue, install it on the ear shell together 6 Inside.

The headband earphone speaker cavity assembly provided in this embodiment further includes a pin data cable assembly 8 , the pin data cable assembly 8 mounted on the ear shell 6 superior , and through the screw 13 fixed, the horn 11 The perimeter is glued to the front cover of the ear shell 12 superior.

As a preferred solution, the ear shell 6 and ear shell front cover 12 Depend on Arboform Made of wood material.

Wooden materials have the same economical and convenient mold forming process characteristics as metal and plastic materials, and maintain the inherent characteristics of wooden materials, and are also degradable and environmentally friendly materials. use Arboform In terms of sound, the headphone speaker cavity made of wood has the same natural effect as a wooden speaker, high-fidelity restoration of vocal clarity, rich bass, and pleasant high frequency. Appearance texture.

use Arboform The degradable wood material is injected into the earphone speaker cavity. The working principle is described as follows:

Degradable wood raw materials, do not need preheating and drying before injection molding.

The barrel of the injection molding machine should be cleaned LDPE Clean the injection molding machine.

Will Arboform Degradable wood raw materials are added to the hopper of the injection molding machine, heated, melted and plasticized in the injection molding machine to make it flow, and then injected into the closed mold through the nozzle at a large flow rate under the high pressure thrust of the screw. After passing through the cooling system of the mold, it is shaped and solidified, the mold is opened, and it is ejected through the ejection system of the mold, and the injection molding of the earphone speaker cavity is completed.

One or more technical solutions provided in the present utility model have at least the following technical effects or advantages:

By setting the arm cover 18 by screw 13 fixed on arm 3 , mounted on the ear shell 6 In the corresponding two holes, the iron shaft 7 insert one end of the 6 Fixed, first key switch 4 Mounted on the second key switch 5 Assembled together on the ear shell 6 , which can be easily disassembled and assembled.

by placing the ear shell 6 and ear shell front cover 12 set by Arboform made of wood, Arboform Wood materials are degradable and environmentally friendly wood materials, which can be recycled and can be used like wood, and can be degraded naturally without affecting the environment. Arboform The headphone speaker cavity is made of wood material, which has a high-fidelity restoration sound quality comparable to that of a wooden speaker.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (1)

A headband type earphone speaker cavity assembly is characterized in that: comprising: A support arm cover (18), the support arm cover (18) is fixed on the support arm (3) by screws (13), and is installed in the corresponding two holes of the ear shell (6), one end of the iron shaft (7) penetrate into the hole and fix the ear shell (6), and the first key switch (4) is assembled on the ear shell (6) after being installed on the second key switch (5); The microphone rod socket (9) and the main board PCBA (10) are mounted on the ear shell (6) and fixed by the screw (13); a horn (11), the horn (11) is arranged on the front cover (12) of the ear shell; The rear cavity tuning net (15) is attached to the rear cavity tuning hole of the speaker rear cover (17); The rear cavity EVA (16) is attached to the rear cavity tuning hole of the speaker rear cover (17), and is fixed on the ear shell (6) by passing through the ear shell front cover (12) with four screws. 2. The headband type earphone speaker cavity assembly according to claim 1, characterized in that it further comprises a button upper cover (1) and a button lower cover (2), the button upper cover (1) and the button lower cover (2) After being fixed with glue, they are installed in the ear shell (6). 3. The headband type earphone speaker cavity assembly according to claim 2, characterized in that it further comprises a pin data cable assembly (8), and the pin data cable assembly (8) is installed on the ear shell ( 6), and fixed by the screw (13). 4. The headband earphone speaker cavity assembly according to claim 3, characterized in that the periphery of the speaker (11) is glued and fixed on the ear shell front cover (12). 5. The headband type earphone speaker cavity assembly according to claim 4, wherein the ear shell (6) and the ear shell front cover (12) are made of Arboform wood material. 6. The headband type earphone speaker cavity assembly according to claim 5, characterized in that it further comprises an earmuff (14), and the earmuff (14) is sleeved on the front cover (12) of the ear case and the earmuff (14). on the ear shell (6).