CN112055274A

CN112055274A - Loudspeaker with dustproof mechanism

Info

Publication number: CN112055274A
Application number: CN202011167947.3A
Authority: CN
Inventors: 阎永安
Original assignee: Changde City Deyun Electronic Equipment Co ltd
Current assignee: Changde Ruiyu Electronic Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2020-12-08

Abstract

The invention provides a loudspeaker with a dustproof mechanism, which relates to the technical field of loudspeaker dustproof and comprises a loudspeaker body and a fixed plate, wherein the fixed plate is fixedly arranged behind the loudspeaker body; the dustproof assembly comprises a fixing sleeve, a first annular fixing plate and a second annular fixing plate, wherein the first annular fixing plate is fixedly arranged on the inner side wall of the fixing sleeve, and a fixing screw hole is formed in the circle center of the first annular fixing plate.

Description

Loudspeaker with dustproof mechanism

Technical Field

The invention relates to the technical field of loudspeaker dust prevention, in particular to a loudspeaker with a dust prevention mechanism.

Background

The speaker is also called a horn. The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the audio effect. Loudspeakers are of a wide variety and vary widely in price. The audio frequency electric energy makes the paper cone or the diaphragm vibrate and generate resonance with the surrounding air to make sound through the electromagnetic, piezoelectric or electrostatic effect.

Loudspeaker can be when using because the dust of electrostatic interaction absorption external world, and at present stage, a lot of loudspeaker only externally fix a dust cover and prevent dust, and dustproof effect is relatively poor, uses for a long time and still builds up the dust, leads to loudspeaker to block up on the one hand, and on the other hand produces the damage to inside components and parts. Therefore, a speaker device with a dustproof effect is proposed to solve the above problems.

Disclosure of Invention

The invention aims to provide a loudspeaker with a dustproof mechanism to solve the technical problem.

In order to solve the technical problems, the invention adopts the following technical scheme: a horn with a dustproof mechanism comprises a horn body and a fixed plate, wherein the fixed plate is fixedly installed behind the horn body, a horn protective shell is arranged on the right side of the fixed plate and wraps the horn body, and a dustproof assembly is arranged at the right end of the horn protective shell;

the dustproof assembly comprises a fixed sleeve, a first annular fixing plate and a second annular fixing plate, wherein the first annular fixing plate is fixedly arranged on the inner side wall of the fixed sleeve, a fixed screw hole is formed in the circle center position of the first annular fixing plate, a first dustproof baffle is uniformly arranged between the circumference side wall of the fixed screw hole and the first annular fixing plate, a fixed round hole is formed in the circle center position of the second annular fixing plate, a second dustproof baffle is fixedly arranged between the circumference side wall of the fixed round hole and the inner wall of the second annular fixing plate, a fixing bolt is installed between the fixed screw hole and the fixed round hole, a dustproof net is arranged on the left side, located in the first annular fixing plate, of the fixed sleeve, and the dustproof net and the loudspeaker protection shell are detachably connected.

Preferably, the first dustproof baffle and the second dustproof baffle are respectively provided with four blocks which are uniformly arranged at equal intervals.

Preferably, the first dust-proof baffle and the second dust-proof baffle are the same in size, and the four first dust-proof baffles and the four second dust-proof baffles are spliced into a whole circle.

Preferably, be provided with the internal thread interface on the fixed telescopic inside wall, be provided with the external screw thread interface on the lateral wall of loudspeaker protective housing, the dust screen is circular structure, and fixed mounting has circular solid fixed ring on the lateral wall of dust screen, circular solid fixed ring and fixed telescopic inside wall sliding fit.

Preferably, the internal thread interface is matched with the external thread interface.

Preferably, the fixed sleeve and the circular fixed ring are made of rubber.

The invention has the beneficial effects that:

according to the invention, the loudspeaker body can be well protected and dustproof by arranging the loudspeaker protection shell and the dustproof assembly, the first annular fixing plate and the second annular fixing plate can be installed by arranging the fixing sleeve, the normal transmission of sound of the loudspeaker body can be ensured by arranging the first dustproof baffle and the second dustproof baffle, the loudspeaker body can be sealed and protected when the loudspeaker body is not used for a long time, the fixing bolt is arranged to be matched with the fixing screw hole and the fixing circular hole, so that the relative positions of the first dustproof baffle and the second dustproof baffle can be conveniently fixed and adjusted, and the dust entering the fixing sleeve can be conveniently and directly intercepted by arranging the dustproof net to prevent the dust from reaching the loudspeaker body, so that the whole loudspeaker is simple in structure and convenient to install and disassemble, and can well protect the loudspeaker body from dust, the long-term normal use of the loudspeaker is ensured, and the usability is high.

Drawings

FIG. 1 is a schematic perspective view of a speaker with a dust-proof mechanism according to the present invention;

FIG. 2 is a schematic front cross-sectional view of the present invention;

FIG. 3 is a schematic view of a speaker protective housing according to the present invention;

FIG. 4 is a schematic view of a fixing sleeve according to the present invention;

FIG. 5 is a schematic view of a first ash guard of the present invention;

FIG. 6 is a schematic view of a second ash guard according to the present invention;

fig. 7 is a schematic view of the dust screen structure of the present invention.

Reference numerals: 1. a horn body; 2. a fixing plate; 3. a horn protective housing; 4. a dust-proof assembly; 401. fixing the sleeve; 402. a first annular fixing plate; 403. a second annular fixing plate; 404. fixing screw holes; 405. a first ash guard; 406. fixing the round hole; 407. a second dust guard; 408. fixing the bolt; 409. a dust screen; 5. an internal threaded interface; 6. an external thread interface; 7. a circular fixing ring.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-7, a loudspeaker with dustproof mechanism, including loudspeaker body 1 and fixed plate 2, its characterized in that: the fixed plate 2 is fixedly arranged behind the horn body 1, the right side of the fixed plate 2 is provided with a horn protection shell 3, the horn body 1 is wrapped by the horn protection shell 3, and the right end of the horn protection shell 3 is provided with a dustproof assembly 4;

dustproof component 4 includes fixed sleeve 401, first annular fixed plate 402 and the annular fixed plate 403 of second, first annular fixed plate 402 is fixed to be set up on fixed sleeve 401's inside wall, and the centre of a circle position of first annular fixed plate 402 is provided with fixed screw 404, be provided with evenly between the week lateral wall of fixed screw 404 and the annular fixed plate 402 and prevent grey baffle 405, the centre of a circle position of the annular fixed plate 403 of second is provided with fixed round hole 406, and fixed being provided with the second between the week lateral wall of fixed round hole 406 and the inner wall of the annular fixed plate 403 of second prevents grey baffle 407, install fixing bolt 408 between fixed screw 404 and the fixed round hole 406, the inside left side that is located first annular fixed plate 402 of fixed sleeve 401 is provided with dust screen 409, and can dismantle between dust screen 409 and the loudspeaker protective housing 3 and be connected.

Be provided with female screw interface 5 on fixed sleeve 401's the inside wall, be provided with external screw interface 6 on the lateral wall of loudspeaker protective housing 3, dust screen 409 is circular structure, and fixed mounting has circular solid fixed ring 7 on dust screen 409's the lateral wall, circular solid fixed ring 7 and fixed sleeve 401's inside wall sliding fit.

The working principle is as follows:

firstly, a loudspeaker body 1 is fixedly arranged on a fixed plate 2, then a loudspeaker protection shell 3 is fixedly arranged on the fixed plate 2 and positioned on the outer side of the loudspeaker body 1, and then a dustproof assembly 4 is arranged at one end of the loudspeaker protection shell 3 to complete the installation of the whole dustproof mechanism;

in the process of installing dustproof mechanism, with the external screw thread interface 6 cooperation on fixed sleeve 401 through internal screw thread interface 5 and the lateral wall of loudspeaker protective housing 3, tighten fixed sleeve 401 on loudspeaker protective housing 3, dust screen 409 at this moment tightly fixes the tip at loudspeaker protective housing 3, then rotate first cyclic annular fixed plate 402 and second cyclic annular fixed plate 403, make first dustproof baffle 405 and second dustproof baffle 407 overlap, guarantee that the sound of loudspeaker body 1 is normal propagates in the space of first dustproof baffle 405 and second dustproof baffle 407.

If loudspeaker body 1 does not use for a long time, loosen fixing bolt 408 for can rotate relatively between first annular fixed plate 402 and the second annular fixed plate 403, then rotate the relative position of first dustproof baffle 405 and second dustproof baffle 407, make first dustproof baffle 405 and second dustproof baffle 407 crisscross concatenation each other into a disc structure, completely seal the open end of fixed sleeve 401, avoid loudspeaker body 1 not to use for a long time occasionally the dust gets into.

When the dust screen 409 use time is longer, need clear up the dust of scraping up on the dust screen 409), during the clearance, rotate fixed sleeve 401 for fixed sleeve 401 separates with loudspeaker protective housing 3, then takes out circular fixed ring 7 from the inside of fixed sleeve 401, clears up the dust of scraping up on the dust screen 409), installs again in fixed sleeve 401.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a loudspeaker with dustproof mechanism, includes loudspeaker body (1) and fixed plate (2), its characterized in that: the loudspeaker protection structure is characterized in that the fixed plate (2) is fixedly installed at the rear of the loudspeaker body (1), a loudspeaker protection shell (3) is arranged on the right side of the fixed plate (2), the loudspeaker body (1) is wrapped by the loudspeaker protection shell (3), and a dustproof assembly (4) is arranged at the right end of the loudspeaker protection shell (3);

the dustproof assembly (4) comprises a fixing sleeve (401), a first annular fixing plate (402) and a second annular fixing plate (403), wherein the first annular fixing plate (402) is fixedly arranged on the inner side wall of the fixing sleeve (401), a fixing screw hole (404) is formed in the circle center position of the first annular fixing plate (402), first dustproof baffles (405) are uniformly arranged between the peripheral side wall of the fixing screw hole (404) and the first annular fixing plate (402), a fixing circular hole (406) is formed in the circle center position of the second annular fixing plate (403), a second dustproof baffle (407) is fixedly arranged between the peripheral side wall of the fixing circular hole (406) and the inner wall of the second annular fixing plate (403), a fixing bolt (408) is installed between the fixing screw hole (404) and the fixing circular hole (406), and a dustproof net (409) is arranged on the left side, located on the first annular fixing plate (402), of the inside of the fixing sleeve (401), and the dustproof net (409) is detachably connected with the loudspeaker protection shell (3).

2. The loudspeaker with dustproof mechanism of claim 1, characterized in that: the first dustproof baffle (405) and the second dustproof baffle (407) are respectively provided with four blocks which are uniformly arranged at equal intervals.

3. The loudspeaker with dustproof mechanism of claim 1, characterized in that: the first dust-proof baffle (405) and the second dust-proof baffle (407) are identical in size, and the four first dust-proof baffles (405) and the four second dust-proof baffles (407) are spliced into a whole circle.

4. The loudspeaker with dustproof mechanism of claim 1, characterized in that: be provided with female screw interface (5) on the inside wall of fixed sleeve (401), be provided with external screw thread interface (6) on the lateral wall of loudspeaker protective housing (3), dust screen (409) are circular structure, and fixed mounting has circular solid fixed ring (7) on the lateral wall of dust screen (409), the inside wall sliding fit of circular solid fixed ring (7) and fixed sleeve (401).

5. The loudspeaker with dustproof mechanism of claim 4, characterized in that: the internal thread interface (5) is matched with the external thread interface (6).

6. The loudspeaker with dustproof mechanism of claim 4, characterized in that: the fixing sleeve (401) and the circular fixing ring (7) are made of rubber materials.