CN215121137U - Earphone structure capable of improving pressure sensitivity and earphone - Google Patents

Earphone structure capable of improving pressure sensitivity and earphone Download PDF

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Publication number
CN215121137U
CN215121137U CN202121192743.5U CN202121192743U CN215121137U CN 215121137 U CN215121137 U CN 215121137U CN 202121192743 U CN202121192743 U CN 202121192743U CN 215121137 U CN215121137 U CN 215121137U
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earphone
pressure
improving
pressure sensitivity
structure capable
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CN202121192743.5U
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Chinese (zh)
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黄国城
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Minami Electroacoustic Co Ltd
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Minami Electroacoustic Co Ltd
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Abstract

The application provides a can promote earphone structure and earphone of pressure sensitivity, including the ear handle casing, earphone mainboard and forced induction module, through set up the metalwork between ear handle casing and forced induction module, reduce the friction of forced induction module and ear handle casing, increase behind the metalwork, signal value has obvious increase, the noise also obviously reduces, this application can avoid the shell atress to cause the shell fragment to take place to deform and lead to the axial frictional force of X to cause the production of negative signal.

Description

Earphone structure capable of improving pressure sensitivity and earphone
Technical Field
The application belongs to the technical field of earphones, concretely relates to earphone structure and earphone that can promote pressure sensitivity.
Background
At present, there have been many products to support forced induction function in the market, realize alternately through the pressure Sensor, pressure Sensor SMT to PCB on, the top uses shell fragment and shell to carry out conducting pressure, but in actual assembling process, because materials such as glue piece add assembly tolerance, lead to the interference inconsistent, and the most important one point is, the shell atress causes the shell fragment to take place deformation, the shell fragment is at the in-process that takes place deformation, there is the axial frictional force of X, cause the production of negative signal, as shown in figure 2. Therefore, it is an urgent need to solve the problem of how to reduce the friction between the elastic sheet and the rubber housing and reduce the generation of negative signal noise.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides an earphone structure and an earphone capable of improving pressure sensitivity.
This application adopts following scheme, a can promote earphone structure of pressure sensitivity, include the ear handle casing and locate earphone mainboard in the ear handle casing, electric connection has the forced induction module on the earphone mainboard, ear handle casing inside wall with the corresponding position department of forced induction module be equipped with the metalwork of forced induction module looks butt.
The earphone structure capable of improving the pressure sensitivity comprises a pressure sensor arranged on the earphone main board and an elastic piece arranged on the pressure sensor and elastically abutted to the metal piece.
According to the earphone structure capable of improving the pressure sensitivity, the pressure Sensor is a pressure Sensor, and the elastic piece is a spring piece.
According to the earphone structure capable of improving the pressure sensitivity, the metal piece is in a flat sheet shape.
According to the earphone structure capable of improving the pressure sensitivity, the surface of the metal piece on the contact side with the pressure sensing module is smooth.
According to the earphone structure capable of improving the pressure sensitivity, the metal piece is a steel sheet.
According to the earphone structure capable of improving the pressure sensitivity, the thickness of the metal piece is 0.1-0.2 mm.
According to the earphone structure capable of improving the pressure sensitivity, the inner wall of the ear handle shell is provided with the embedding groove for embedding the metal piece.
According to the earphone structure capable of improving the pressure sensitivity, the ear handle shell is made of the plastic material.
An earphone comprises the earphone structure capable of improving the pressure sensitivity.
Compared with the prior art, the beneficial effects of this application are as follows:
the application provides a can promote earphone structure and earphone of pressure sensitivity, including the ear handle casing, earphone mainboard and forced induction module, through set up the metalwork between ear handle casing and forced induction module, reduce the friction of forced induction module and ear handle casing, increase behind the metalwork, signal value has obvious increase, the noise also obviously reduces, this application can avoid the shell atress to cause the shell fragment to take place to deform and lead to the axial frictional force of X to cause the production of negative signal.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.
Fig. 1 is a schematic cross-sectional view of an earphone structure and an earphone capable of improving pressure sensitivity according to the present application.
Fig. 2 shows the measured signal values without the addition of metal piece 7.
Fig. 3 shows the signal values measured after adding metal piece 7 in the example of the present application.
Detailed Description
As shown in fig. 1-3, an earphone structure capable of improving pressure sensitivity includes an ear handle housing 1 and an earphone main board 2 disposed in the ear handle housing 1, the earphone main board 2 is electrically connected to a pressure sensing module 6, and a metal member 7 abutting against the pressure sensing module 6 is disposed at a position corresponding to the pressure sensing module 6 on an inner side wall of the ear handle housing 1.
The application provides a can promote earphone structure of pressure sensitivity, including the ear handle casing, earphone mainboard and forced induction module, through set up the metalwork between ear handle casing and forced induction module, reduce the friction of forced induction module and ear handle casing, increase behind the metalwork, signal value has obvious increase, the noise also obviously reduces, this application can avoid the shell atress to cause the shell fragment to take place to deform and lead to the axial frictional force of X to cause the production of negative signal.
In the earphone structure capable of improving the pressure sensitivity, the pressure module 6 includes the pressure sensor 61 mounted on the earphone main board 2 and the elastic member 62 disposed on the pressure sensor 61 and elastically abutting against the metal member 7. The pressure Sensor 61 is a pressure Sensor, and the elastic member 62 is a spring. The pressure sensing is to obtain the signal value, and then the algorithm is used for checking, so that the pressure sensing force of the left earphone and the right earphone is kept consistent, and the function that the left earphone and the right earphone can be triggered only by a large force point which is needed to be used by a single side sometimes is prevented. Pressure Sensor direct SMT to PCB, the top uses shell fragment and shell to carry out conducted pressure, but in actual assembling process, because materials such as glue piece add assembly tolerance, lead to the interference inconsistent, and the most important point is, the shell atress causes the shell fragment to take place deformation, and the shell fragment is taking place the in-process of deformation, has X axial frictional force, causes the production of negative signal. This application is through increasing the metalwork between ear handle casing and shell fragment, and concrete effect is as shown in fig. 3, after increasing the metalwork, reduces the friction of Sensor shell fragment and gluey piece casing.
In the earphone structure capable of improving the pressure sensitivity, the metal piece 7 is in a flat sheet shape. The ear handle is flatly laid on the ear handle shell, and the pressure conduction is not influenced.
In the earphone structure capable of improving the pressure sensitivity, the surface of the metal piece 7 on the contact side with the pressure sensing module 6 is smooth. The friction force can be reduced, the negative signal interference caused by the friction force is reduced, and the noise is reduced.
In the earphone structure capable of improving the pressure sensitivity, the metal piece 7 is a steel sheet. And the bright steel sheet is added, so that the friction between the Sensor elastic sheet and the rubber part shell is reduced.
According to the earphone structure capable of improving the pressure sensitivity, the thickness of the metal piece 7 is 0.1-0.2 mm. The advantage is that the conduction pressure is not affected, and friction can be reduced.
According to the earphone structure capable of improving the pressure sensitivity, the inner wall of the ear handle shell 1 is provided with the embedding groove 14 for embedding the metal piece 7. The function is to prevent the metal piece from moving and limit the metal piece.
According to the earphone structure capable of improving the pressure sensitivity, the ear handle shell 1 is made of the plastic material. In the current assembling process, because materials such as rubber spare add assembly tolerance, lead to the interference inconsistent, and the most important one is that the shell atress causes the shell fragment to take place deformation, and the shell fragment has X axial frictional force at the in-process that takes place deformation, causes the production of negative signal, and this application increases the bright surface steel sheet between plastic casing and shell fragment, reduces the friction of Sensor shell fragment and rubber spare casing.
The utility model provides an earphone, including foretell earphone structure that can promote pressure sensitivity, earphone structure includes the ear handle casing, earphone mainboard and forced induction module, through set up the metalwork between ear handle casing and forced induction module, reduce the friction of forced induction module and ear handle casing, after increasing the metalwork, signal value has obvious increase, the noise also obviously reduces, this application can avoid the shell atress to cause the shell fragment to take place to deform and lead to the axial frictional force of X, thereby cause the production of negative signal.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a can promote earphone structure of pressure sensitivity, includes ear handle casing (1) and locates earphone mainboard (2) in ear handle casing (1), its characterized in that: the earphone is characterized in that a pressure sensing module (6) is electrically connected to the earphone main board (2), and a metal piece (7) which is connected with the pressure sensing module (6) in a butt joint mode is arranged at the position, corresponding to the pressure sensing module (6), of the inner side wall of the ear handle shell (1).
2. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: the pressure sensing module (6) comprises a pressure sensor (61) arranged on the earphone main board (2) and an elastic piece (62) arranged on the pressure sensor (61) and elastically abutted to the metal piece (7).
3. The earphone structure capable of improving the pressure sensitivity according to claim 2, wherein: the pressure Sensor (61) is a pressure Sensor, and the elastic piece (62) is a spring piece.
4. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: the metal piece (7) is in a flat sheet shape.
5. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: the surface of the metal piece (7) on the contact side with the pressure sensing module (6) is smooth.
6. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: the metal piece (7) is a steel sheet.
7. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: the thickness of the metal piece (7) is 0.1-0.2 mm.
8. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: an embedding groove (14) for embedding the metal piece (7) is formed in the inner wall of the ear handle shell (1).
9. The earphone structure capable of improving the pressure sensitivity according to claim 1, wherein: the ear handle shell (1) is made of plastic materials.
10. An earphone, characterized by: an earphone structure comprising the earphone structure of any one of claims 1-9, wherein the earphone structure can improve the pressure sensitivity.
CN202121192743.5U 2021-05-31 2021-05-31 Earphone structure capable of improving pressure sensitivity and earphone Active CN215121137U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121192743.5U CN215121137U (en) 2021-05-31 2021-05-31 Earphone structure capable of improving pressure sensitivity and earphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121192743.5U CN215121137U (en) 2021-05-31 2021-05-31 Earphone structure capable of improving pressure sensitivity and earphone

Publications (1)

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CN215121137U true CN215121137U (en) 2021-12-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118488360A (en) * 2024-07-09 2024-08-13 深圳市美恩微电子有限公司 Earphone control method and device based on pressure sensing and storage medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118488360A (en) * 2024-07-09 2024-08-13 深圳市美恩微电子有限公司 Earphone control method and device based on pressure sensing and storage medium

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