Metallized light diaphragm high pitch loudspeaker

Abstract

The utility model discloses a metal-plated light diaphragm high pitch loudspeaker, which comprises an outer installation sleeve shell, an inner protection sleeve shell, a loudspeaker operation assembly and a diaphragm main body, the top end of the inner protection sleeve shell is provided with a dust-filtering arc-shaped screen plate at the top of the diaphragm main body, and the two sides of the dust-filtering arc-shaped screen plate symmetrically extend and are connected with dust guide extension plates. The inner bottom, located on the outer side face of the inner protective sleeve shell, of the outer mounting sleeve shell is connected with an extending separation sleeve plate in an extending mode, heat conduction mounting plates are symmetrically mounted at the bottoms of the two sides between the outer side face of the extending separation sleeve plate and the inner side interlayer face of the outer mounting sleeve shell, and a mounting column rod is mounted in the middle of the top end of each heat conduction mounting plate; the beneficial effects of the utility model are that through the heat conduction elastic vibration cleaning dust collection structure and the elastic vibration compression ventilation heat dissipation structure, the dustproof cleaning effect is improved, the heat dissipation and cooling effect is also improved, and the service life of the vibrating diaphragm is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to audio equipment technical field, concretely is a kind of metal-plated lightweight diaphragm tweeter. BACKGROUND

[0002] The loudspeaker is a transducer device that converts electrical signals into acoustic signals. The performance of the loudspeaker has a significant impact on sound quality. The loudspeaker is the weakest component in audio equipment, but it is also the most important component for sound quality.

[0003] With the continuous progress of technology, the use of metal-plated lightweight diaphragm in existing tweeters brings better sound quality, but there are still some problems with the installation, especially the dust prevention of the diaphragm. To ensure sound quality, a mask is usually installed in front of the diaphragm to block dust, but dust still accumulates on the surface. The existing method requires regular disassembly and cleaning, which is complex and inconvenient. In addition, the installation of some loudspeakers is relatively tight and sealed, which causes some problems with heat dissipation. Generally, the cooling effect is poor, and high temperatures can damage the metal diaphragm, reducing the service life.

[0004] Therefore, we propose a metal-plated lightweight diaphragm tweeter to solve the above problems. INVENTION CONTENTS

[0005] The utility model aims at solving one of the technical problems existing in the prior art or related technology.

[0006] To this end, the utility model employs the following technical scheme:

[0007] A metal-plated lightweight diaphragm tweeter includes an outer mounting shell, an inner protective shell, a loudspeaker running assembly, and a diaphragm body. A dust filtering arc-shaped mesh plate is installed on the top of the diaphragm body. Dust guide extension plates are symmetrically connected to both sides of the dust filtering arc-shaped mesh plate. An extension separation sleeve plate is connected to the outer side of the inner bottom of the outer mounting shell. Heat-conducting mounting plates are symmetrically installed on both sides of the bottom between the outer side of the extension separation sleeve plate and the inner side of the outer mounting shell. An installation column is installed on the top of the heat-conducting mounting plate. A spring is installed on the outside of the installation column. An extrusion sleeve column connected to the bottom of the dust guide extension plate is slidingly connected to the top of the installation column. Multiple heat-conducting blocks are installed on both sides of the loudspeaker running assembly near the extension separation sleeve plate. An extension heat-conducting strip is embedded and installed in the extension separation sleeve plate near one end of the multiple heat-conducting blocks. A collection box is embedded in the inner bottom of the outer mounting shell.

[0008] The utility model discloses in a preferable example can be further configured as:

[0009] Through adopting above technical scheme, the both sides of the inside of outer installation casing are provided with through -hole symmetrically on top, and the extension end of dust guide extension plate is movable in the inside of through -hole.

[0010] The utility model discloses in a preferable example can be further configured as:

[0011] Through adopting above technical scheme, the inside of outer installation casing is provided with through -hole symmetrically on top, and the extension end of dust guide extension plate is movable in the inside of through -hole.

[0012] The utility model discloses in a preferable example can be further configured as:

[0013] Through adopting above technical scheme, the top of outer installation casing is connected with extension installation empty frame, and the middle opening of extension installation empty frame is provided with grid cover on the top of filter dust arc net board.

[0014] The utility model discloses in a preferable example can be further configured as:

[0015] Through adopting above technical scheme, the top of outer installation casing is connected with extension installation empty frame, and the middle opening of extension installation empty frame is provided with grid cover on the top of filter dust arc net board.

[0016] The utility model discloses in a preferable example can be further configured as:

[0017] Through adopting above technical scheme, the other end of extension heat conduction strip is attached with the side end surface of heat conduction mounting plate.

[0018] The utility model discloses in a preferable example can be further configured as:

[0019] Through adopting above technical scheme, the both sides of the bottom of extrusion sleeve column and the both sides of the top of heat conduction mounting plate are provided with compression air bag pipe symmetrically, and the bottom end surface of compression air bag pipe and the top end of heat conduction mounting plate and the both sides bottom end surface of outer installation casing and the bottom end of heat conduction mounting plate are all provided with through -hole.

[0020] The utility model discloses in a preferable example can be further configured as:

[0021] Through adopting above technical scheme, the both sides of the bottom of extrusion sleeve column and the both sides of the top of heat conduction mounting plate are provided with compression air bag pipe symmetrically, and the bottom end surface of compression air bag pipe and the top end of heat conduction mounting plate and the both sides bottom end surface of outer installation casing and the bottom end of heat conduction mounting plate are all provided with through -hole.

[0022] By adopting the technical scheme, the utility model has the beneficial effects of:

[0023] 1. In the utility model, the filter dust arc-shaped net board is installed and protected, and the heat expansion and cold shrink principle of the internal structures is used, so that the filter dust arc-shaped net board is continuously bounced up and down, the filtered and accumulated dust particles are discharged into the collecting box through the dust guide extension plate for unified collection, the dust accumulation is prevented from affecting the use of the loudspeaker, and the manual disassembly and cleaning are reduced, and the cleaning convenience is improved.

[0024] 2. In the utility model, the heat expansion and cold shrink principle of the structures in the above beneficial effects is used, so that the extrusion sleeve column extrudes and compresses the air bag tube to be compressed, the heat absorbed in the heat conduction mounting plate is discharged to the outside through the air hole, the loudspeaker is compressed and the air is exchanged to reduce the temperature, the damage of the high temperature to the diaphragm is reduced, and the service life is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a front view structural schematic diagram of an embodiment of the utility model;

[0026] Figure 2 It is a front view sectional structure schematic diagram of an embodiment of the utility model;

[0027] Figure 3 It is a structure schematic diagram of A of an embodiment of the utility model.

[0028] Reference signs:

[0029] 1, outer installation sleeve shell; 2, extension installation empty frame; 3, pull plate; 4, grating cover; 5, inner protective sleeve shell; 6, loudspeaker running assembly; 7, installation support; 8, diaphragm main body; 9, extension separation sleeve plate; 10, filter dust arc-shaped net board; 11, dust guide extension plate; 12, through hole; 13, extrusion sleeve column; 14, spring; 15, heat conduction block; 16, air hole; 17, heat conduction mounting plate; 18, compressed air bag tube; 19, installation column rod; 20, extension heat conduction strip; 21, sound insulation cotton; 22, protective elastic pad; 23, installation extension plate; 24, collecting box. DETAILED DESCRIPTION

[0030] To make the purpose, technical scheme and advantages of the utility model more clear and explicit, the utility model is further described in detail below by combining with specific implementation manners and referring to the drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0031] It is understood that the description is only exemplary, and is not intended to limit the scope of the utility model.

[0032] Some embodiments of the utility model provide a metal-plated light diaphragm high-pitched loudspeaker.

[0033] Embodiment one:

[0034] In combination Figures 1-3 The utility model provides a metal-plated light diaphragm high-pitched loudspeaker,

[0035] Specific, including the outer installation shell 1, the inner protective shell 5, the speaker operation assembly 6 and the diaphragm body 8, the outer installation shell 1 is mainly the installation protective shell of the speaker, mainly convenient for installing the internal mechanism, and carrying out certain protection, the inner protective shell 5 is mainly convenient for the installation of the speaker operation assembly 6, and the overall disassembly is convenient, the use is convenient, the top of the inner protective shell 5 is located on the top of the diaphragm body 8 and is provided with the dust filtering arc-shaped net plate 10, the arc-shaped design can better guide the dust particles into the dust guiding extension plate 11, the both sides of the dust filtering arc-shaped net plate 10 are symmetrically connected with the dust guiding extension plate 11, the inner bottom of the outer installation shell 1 is connected with the extension separation sleeve plate 9 outside the outer side of the inner protective shell 5, the extension separation sleeve plate 9 is mainly convenient for separating the elastic compression structure and the speaker operation structure, and is convenient for the installation and embedding of the inner protective shell 5, the both sides of the outer side of the extension separation sleeve plate 9 and the inner side of the outer installation shell 1 are symmetrically provided with the heat conducting installation plate 17, the heat conducting installation plate 17 is made of metal material, has heat conductivity, and is hollow, convenient for heat exhaust, achieves the cooling effect, the top of the heat conducting installation plate 17 is provided with the installation column 19, the installation column 19 is mainly convenient for the sleeving sliding of the extrusion sleeve column 13, and is also convenient for the sleeving of the spring 14, the outer side of the installation column 19 is sleeved with the spring 14, the spring 14 is also made of metal heat conducting material, can better operate heat expansion and cold shrinkage, the top of the installation column 19 is slidably connected with the extrusion sleeve column 13 connected with the bottom of the dust guiding extension plate 11, the both sides of the speaker operation assembly 6 are close to the side of the extension separation sleeve plate 9 and are all provided with a plurality of heat conducting blocks 15, the heat conducting blocks 15 and the extension heat conducting strip 20 better transmit heat to the heat conducting installation plate 17, the extension heat conducting strip 20 is embedded and installed in the inner protective shell 5 and is close to one end of the plurality of heat conducting blocks 15, the both sides of the inner bottom of the outer installation shell 1 are embedded with the collecting box 24, the collecting box 24 is mainly used for collecting dust, and is convenient for subsequent centralized cleaning, the both sides of the inner bottom of the outer installation shell 1 are symmetrically provided with the through hole 12, the through hole 12 is convenient for dust guiding and also limits the movement of the dust guiding extension plate 11, the extension end of the dust guiding extension plate 11 moves in the inner side of the through hole 12, the inner protective shell 5 is embedded and installed in the inner bottom of the outer installation shell 1, the speaker operation assembly 6 is installed in the inner bottom of the inner protective shell 5, the top of the speaker operation assembly 6 is embedded and installed with the installation support 7, the installation support 7 is mainly convenient for the installation of the diaphragm body 8, and the metal material is also convenient for heat transmission, the diaphragm body 8 is installed in the top of the installation support 7, the top of the outer installation shell 1 is connected with the extension installation frame 2, the middle of the extension installation frame 2 is designed as a hollow through hole, convenient for the transmission of the speaker sound, the middle opening of the extension installation frame 2 is provided with the grille cover 4 on the top of the dust filtering arc-shaped net plate 10, the grille cover 4 mainly plays a certain protection role, the top of the inner protective shell 5 is embedded and connected with the protective elastic pad 22 on the bottom of the dust filtering arc-shaped net plate 10,The protective bullet pad 22 is mainly convenient for the elastic movement of the dust filtering arc-shaped net plate 10 and reduces the abrasion on the top of the inner protective sleeve shell 5. The bottom extension end of the dust filtering arc-shaped net plate 10 is clamped on the inner top of the inner protective sleeve shell 5. The bottom side of the extrusion sleeve column 13 is sleeved with the sound insulation cotton 21. The sound insulation cotton 21 mainly plays a sound insulation protection role to prevent the vibration sound of the spring from affecting the sound quality of the diaphragm vibration. The other end of the extension heat conduction strip 20 is attached to the side end face of the heat conduction mounting plate 17.

[0036] Embodiment two:

[0037] In combination with Figure 2 and Figure 3 the description of the first embodiment, on the basis of the first embodiment,

[0038] Specifically, the compression air bag pipe 18 is symmetrically installed between the bottom end of the extrusion sleeve column 13 and the top end of the heat conduction mounting plate 17. The compression air bag pipe 18 is made of silica gel and has high elasticity and recovery. The compression air bag pipe 18 has good compression air exchange effect. The bottom end face of the compression air bag pipe 18 and the top end of the heat conduction mounting plate 17 and the bottom end of the outer mounting sleeve shell 1 and the bottom end of the heat conduction mounting plate 17 are all provided with the air vent 16. The air vent 16 mainly communicates the compression air bag pipe 18, the heat conduction mounting plate 17 and the outer mounting sleeve shell 1.

[0039] In combination with Figure 1 and Figure 2 the description of the above embodiment,

[0040] Specifically, the front end of the collection box 24 is connected with the pull-out plate 3. The pull-out plate 3 is mainly convenient for pulling out the collection box 24 to clean the dust. The bottom end of the outer mounting sleeve shell 1 is sleeved with the mounting extension plate 23. The mounting extension plate 23 is mainly convenient for mounting the loudspeaker on the broadcasting equipment.

[0041] The utility model discloses a working principle and use flow: first, in use, the external dust particle passes through the grid cover 4 of extension installation empty frame 2 middle part and enters the inner top of outer installation casing 1, and carries out filtration collection through filter dust arc net board 10, and the loudspeaker operating assembly 6 in the inside protection casing 5 is run in the process, and the high temperature of producing is conducted through the heat conduction of heat conducting block 15 and extension heat conduction strip 20, makes heat collecting transmission of heat installation board 17 give installation column rod 19 and spring 14, makes it swell and constantly bounces, makes extrusion sleeve column 13 jolt dust guide extension plate 11 and makes filter dust arc net board 10 constantly vibrate and make the dust particle of accumulation through dust guide extension plate 11 and enter the inside of collection box 24, carry out unified collection, second, in the structure of above-mentioned, make extrusion sleeve column 13 up and down bounce at the same time, extrusion sleeve column 13 also extrude compression air bag pipe 18 and make it compression, and through the air hole 16, the heat of heat installation board 17 inside absorption is discharged outside, and the compression recovery of constantly compression can cyclically compress and exchange air, reach cooling effect.

[0042] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A metal-plated lightweight diaphragm high-pitched loudspeaker comprising an outer mounting casing (1), an inner protective casing (5), a loudspeaker operating assembly (6) and a diaphragm body (8), characterized in that, The top end of the inner protective sleeve shell (5) is provided with a dust filtering arc-shaped net plate (10) on the top of the diaphragm body (8), both sides of the dust filtering arc-shaped net plate (10) are symmetrically connected with dust guide extension plates (11), the inner bottom of the outer mounting sleeve shell (1) is connected with an extension separation sleeve plate (9) on the outer side of the inner protective sleeve shell (5), the outer side of the extension separation sleeve plate (9) and the inner side of the outer mounting sleeve shell (1) are symmetrically provided with heat-conducting mounting plates (17) on both sides of the bottom, the top end of the heat-conducting mounting plate (17) is provided with a mounting column rod (19), the outer side of the mounting column rod (19) is provided with a spring (14), the top end of the mounting column rod (19) is slidably connected with an extrusion sleeve column (13) connected with the bottom end of the dust guide extension plate (11), both sides of the loudspeaker running assembly (6) are provided with a plurality of heat-conducting blocks (15) on the side close to the extension separation sleeve plate (9), the extension separation sleeve plate (9) is embedded with an extension heat-conducting strip (20) close to one end of the plurality of heat-conducting blocks (15), and the inner bottom of the outer mounting sleeve shell (1) is embedded with a collection box (24).

2. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The inner bottom of the outer mounting sleeve shell (1) is embedded with a collection box (24).

3. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The inner protective sleeve shell (5) is embedded and mounted on the inner bottom of the outer mounting sleeve shell (1), the loudspeaker running assembly (6) is mounted on the inner bottom of the inner protective sleeve shell (5), and the top end of the loudspeaker running assembly (6) is embedded and mounted with a mounting support (7).

4. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The top end of the outer mounting sleeve shell (1) is connected with an extension mounting frame (2), and the middle opening of the extension mounting frame (2) is provided with a grille cover (4) on the top of the dust filtering arc-shaped net plate (10).

5. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The top end of the inner protective sleeve shell (5) is embedded and connected with a protective rubber pad (22) on the bottom of the dust filtering arc-shaped net plate (10), the bottom extension end of the dust filtering arc-shaped net plate (10) is clamped on the inner top of the inner protective sleeve shell (5), and the bottom side of the extrusion sleeve column (13) is sleeved with sound insulation cotton (21).

6. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The other end of the extension heat-conducting strip (20) is attached to the side end of the heat-conducting mounting plate (17).

7. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The bottom end of the extrusion sleeve column (13) and the top end of the heat-conducting mounting plate (17) are symmetrically provided with a compression air bag tube (18), and the bottom end of the compression air bag tube (18) is provided with a ventilation hole (16) at the connection with the top end of the heat-conducting mounting plate (17) and the bottom end of the outer mounting sleeve shell (1).

8. The metal-plated light-weight diaphragm high-pitched loudspeaker of claim 1, wherein, The front end of the collection box (24) is connected with a pull plate (3) on the outer side of the outer mounting sleeve shell (1), and the bottom outer side of the outer mounting sleeve shell (1) is sleeved with a mounting extension plate (23).

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