CN210274419U

CN210274419U - Waterproof microphone with dustproof protection architecture

Info

Publication number: CN210274419U
Application number: CN201921255335.2U
Authority: CN
Inventors: 李毅; 古喻明
Original assignee: Shenzhen Hongzhan Guangsheng Technology Co Ltd
Current assignee: Shenzhen Hongzhan Guangsheng Technology Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-04-07
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a waterproof miaow head with dustproof protection architecture, including shell and circuit board, the laminating of shell inner wall has the cavity, and the laminating of the cavity other end has the copper ring, the copper ring lower extreme is connected with the polar plate, and the laminating of polar plate lower extreme has the gasket, the gasket lower extreme is provided with the vibrating diaphragm, and the vibrating diaphragm lower extreme is provided with the membrane ring, the copper ring upper end is provided with the circuit board, and installs the contact around the circuit board upper end, install the foam pad about the circuit board upper end, and circuit board axis is provided with the threaded rod, the circuit board lower extreme is provided with the FET, the laminating of shell lower extreme has the dust. This waterproof miaow head with dustproof protection architecture is provided with the threaded rod and can makes the miaow head with the laminating of the corresponding point on vertically direction and the circuit board, can guarantee its stability, and the foam pad can guarantee that the user can not excessively screw up simultaneously, does not need the rethread stitch, welds again, has greatly saved user's installation time, has also increased the convenience of installation.

Description

Waterproof microphone with dustproof protection architecture

Technical Field

The utility model relates to a miaow head technical field specifically is a waterproof miaow head with dustproof protection architecture.

Background

The microphone is an energy conversion device that converts an audio signal into an electrical signal, and is a device (electrical → acoustic) that is directly opposite to the speaker. The microphone is an input and the loudspeaker is an output. The microphone core, the microphone and the microphone are divided from the working principle: the directionality of the microphone can be classified into omnidirectional, unidirectional, bidirectional, polarization, diaphragm, back pole, front pole, and structural classification including grid spot welding, grid crimping, and polar ring connection.

The microphone in the market is installed by hands to be welded, if welding is poor or stitches break, welding is needed to be conducted from a new wiring, mobility of elements is too strong, and the stitches are prone to breaking.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof miaow head with dustproof protection architecture to the miaow head installation that proposes in solving above-mentioned background art needs the manual welding of going of people, if the welding is not good or the stitch breaks off and need follow the welding of new wiring again, the active nature of component is too strong, the easy cracked problem of stitch.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof miaow head with dustproof protection architecture, includes shell and circuit board, the laminating of shell inner wall has the cavity, and the laminating of the cavity other end has the copper ring, the copper ring lower extreme is connected with the polar plate, and the laminating of polar plate lower extreme has the gasket, the gasket lower extreme is provided with the vibrating diaphragm, and the vibrating diaphragm lower extreme is provided with the membrane ring, the copper ring upper end is provided with the circuit board, and installs the contact around the circuit board upper end, install the foam pad about the circuit board upper end, and the circuit board axis is provided with the threaded rod, the circuit board lower extreme is provided with FET, the laminating of shell.

Preferably, the copper ring and the polar plate are in a vertical structure, and the outer wall of the copper ring is surrounded by the cavity.

Preferably, the vibrating diaphragm and the gasket are connected in a gluing mode, and a 3mm gap is reserved between the vibrating diaphragm and the shell.

Preferably, the foam pad and the contact point are distributed on the surface of the circuit board in a cross state, and the foam pad is 3mm higher than the contact point.

Preferably, the threaded rod is perpendicular to the surface of the circuit board, and the threaded rod and the circuit board are in a welding integrated structure.

Preferably, the dust screen wraps the bottom of the shell, and the dust screen is connected with the shell in a gluing mode.

Compared with the prior art, the beneficial effects of the utility model are that: the waterproof microphone with the dustproof protection structure is provided with the foam pad, so that the buffering effect can be achieved, the microphone is prevented from being impacted with a circuit board integrally in the installation process, the contact is prevented from being damaged by pressure, meanwhile, the microphone can be prevented from shaking in the daily use process, the structure is stabilized, and the contact is guaranteed to be stably attached to the upper end of the circuit;

the threaded rod can enable the microphone to be attached to a corresponding point on the circuit board in the vertical direction, so that the stability of the microphone can be guaranteed, meanwhile, the foam pad can guarantee that a user cannot be screwed down excessively, welding is performed again without pins, the installation time of the user is greatly saved, and the installation convenience is also improved;

the dust screen is connected for the veneer with the shell, and the dust screen can protect the miaow head, prevents that the dust from dropping on the vibrating diaphragm, prevents that the vibrating diaphragm is punctureed to external object to also have the waterproof effect of short time, the shell also plays the fixed action to this component simultaneously, protects it not to receive outside striking to take place skew and damage.

Drawings

Fig. 1 is a schematic view of the 3D structure of the present invention in a plan view;

fig. 2 is a schematic view of the bottom-view 3D structure of the present invention;

fig. 3 is a schematic view of the side internal structure of the present invention.

In the figure: 1. a housing; 2. a cavity; 3. a copper ring; 4. a polar plate; 5. a gasket; 6. vibrating diaphragm; 7. a membrane ring; 8. a circuit board; 9. a contact; 10. a foam pad; 11. a threaded rod; 12. an FET; 13. a dust screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a waterproof microphone with a dustproof protection structure comprises a shell 1, a cavity 2, a copper ring 3, a pole plate 4, a gasket 5, a vibrating diaphragm 6, a membrane ring 7, a circuit board 8, a contact 9, a foam pad 10, a threaded rod 11, a FET12 and a dustproof net 13, wherein the inner wall of the shell 1 is attached with the cavity 2, the other end of the cavity 2 is attached with the copper ring 3, the lower end of the copper ring 3 is connected with the pole plate 4, the gasket 5 is attached to the lower end of the pole plate 4, the copper ring 3 and the pole plate 4 are in a vertical structure, the outer wall of the copper ring 3 is surrounded by the cavity 2, the copper ring 3 serves as a G pole for connecting the pole plate 4 and the FET12 and plays a supporting role, the cavity 2 serves as a fixed pole plate 4, so that the pole plate 4 is prevented from being short-circuited to the shell 1, and the pole plate 4 is;

the lower end of the gasket 5 is provided with a vibrating diaphragm 6, the lower end of the vibrating diaphragm 6 is provided with a diaphragm ring 7, the vibrating diaphragm 6 is connected with the gasket 5 in a gluing way, a gap of 3mm is reserved between the vibrating diaphragm 6 and the shell 1, the vibrating diaphragm 6 is a main part of sound-electricity conversion, a stretched Teflon plastic film is adhered to a metal thin circular ring, one surface of the film, which is in contact with the metal ring, is plated with a thin metal layer, the film can be filled with charges, the gasket 5 supports the distance between two polar plates 4 of a capacitor, a gap is reserved, and a space is provided for the vibrating diaphragm 6 to vibrate, so that the capacitance is changed;

the upper end of the copper ring 3 is provided with a circuit board 8, contacts 9 are arranged on the front and back of the upper end of the circuit board 8, foam pads 10 are arranged on the left and right of the upper end of the circuit board 8, a threaded rod 11 is arranged on the central axis of the circuit board 8, the foam pads 10 and the contacts 9 are distributed on the surface of the circuit board 8 in a cross state, the foam pads 10 are 3mm higher than the contacts 9, the foam pads 10 can play a buffering role, the whole microphone is prevented from colliding with the circuit board in the installation process, the contacts 9 are damaged by pressing, meanwhile, the fact that the microphone does not shake in the daily use process can be guaranteed, the structure is stabilized, and the contacts 9 are stably attached to the;

the threaded rod 11 is perpendicular to the surface of the circuit board 8, the threaded rod 11 and the circuit board 8 are in a welding integrated structure, the threaded rod 11 can enable the microphone to be attached to a corresponding point on the circuit board in the perpendicular direction, the stability of the microphone can be guaranteed, meanwhile, the foam pad 10 can guarantee that a user cannot be screwed down excessively, welding is not needed again through pins, the installation time of the user is greatly saved, and the installation convenience is improved;

8 lower extremes of circuit board are provided with FET12, the laminating of shell 1 lower extreme has dust screen 13, dust screen 13 wraps up in shell 1 bottom, and dust screen 13 is connected for the veneer with shell 1, and dust screen 13 can protect the miaow head, prevents that the dust from dropping on vibrating diaphragm 6, prevents that external object from punctureing vibrating diaphragm 6, and also have the waterproof effect of short time, and shell 1 also plays the fixed action to this component simultaneously, protects it not to take place the skew and damage by outside striking.

The working principle is as follows: for the waterproof microphone with the dustproof protection structure, firstly, a user vertically and downwards installs the upper surface of the microphone on a circuit board and fastens the microphone through a threaded rod 11, a foam pad 10 can play a role of buffering to prevent the microphone from wholly impacting the circuit board and crushing a contact 9 in the installation process, meanwhile, the microphone can also ensure that the microphone can not shake in the daily use process, the structure is stabilized, the contact 9 is stably attached to the upper end of the circuit, a dustproof net 13 can protect the microphone, dust is prevented from falling on a vibrating diaphragm 6 and an external object from puncturing the vibrating diaphragm 6, the microphone also has a short-time waterproof function, meanwhile, a shell 1 also plays a role of fixing the element to protect the element from being deviated and damaged by external impact, a 3mm gap is left between the vibrating diaphragm 6 and the shell 1, the vibrating diaphragm 6 is a main part for sound-electricity conversion, a tight Teflon plastic film is adhered to a metal thin circular ring, one surface of the film, which is in contact with the metal ring, is plated with a thin metal layer, the film can be filled with charges, a gasket 5 supports the distance between two polar plates 4 of a capacitor, a gap is reserved, a space is provided for vibration of a vibrating diaphragm 6, and therefore the capacitance is changed, and the using process of the whole waterproof microphone with the dustproof protection structure is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof miaow head with dustproof protection architecture, includes shell (1) and circuit board (8), its characterized in that: shell (1) inner wall laminating has cavity (2), and cavity (2) other end laminating has copper ring (3), copper ring (3) lower extreme is connected with polar plate (4), and the laminating of polar plate (4) lower extreme has gasket (5), gasket (5) lower extreme is provided with vibrating diaphragm (6), and vibrating diaphragm (6) lower extreme is provided with membrane ring (7), copper ring (3) upper end is provided with circuit board (8), and installs contact (9) around circuit board (8) upper end, install foam pad (10) about circuit board (8) upper end, and circuit board (8) axis is provided with threaded rod (11), circuit board (8) lower extreme is provided with FET (12), the laminating of shell (1) lower extreme has dust screen (13).

2. The waterproof microphone with the dustproof protection structure as set forth in claim 1, wherein: the copper ring (3) and the polar plate (4) are of a vertical structure, and the outer wall of the copper ring (3) is surrounded by the cavity (2).

3. The waterproof microphone with the dustproof protection structure as set forth in claim 1, wherein: the vibrating diaphragm (6) is connected with the gasket (5) in a gluing mode, and a 3mm gap is reserved between the vibrating diaphragm (6) and the shell (1).

4. The waterproof microphone with the dustproof protection structure as set forth in claim 1, wherein: the foam pad (10) and the contact (9) are distributed on the surface of the circuit board (8) in a cross state, and the foam pad (10) is higher than the contact (9) by 3 mm.

5. The waterproof microphone with the dustproof protection structure as set forth in claim 1, wherein: the threaded rod (11) is perpendicular to the surface of the circuit board (8), and the threaded rod (11) and the circuit board (8) are of a welding integrated structure.

6. The waterproof microphone with the dustproof protection structure as set forth in claim 1, wherein: the dustproof net (13) is wrapped at the bottom of the shell (1), and the dustproof net (13) is connected with the shell (1) in a gluing mode.