CN113490116B

CN113490116B - Loudspeaker

Info

Publication number: CN113490116B
Application number: CN202110620620.5A
Authority: CN
Inventors: 郑中雄
Original assignee: Jiashan Yilai Sound Electronics Co ltd
Current assignee: Jiashan Yilai Sound Electronics Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2023-05-12
Anticipated expiration: 2041-06-03
Also published as: CN113490116A; WO2022252553A1

Abstract

The invention discloses a loudspeaker, which comprises a base frame sleeved on a vibrating diaphragm body, wherein a supporting component matched with the base frame is sleeved outside the base frame, the supporting component comprises a fixed block sleeved on the base frame, a fixed hole matched with the base frame is formed in the top end of the fixed block, a cushion block connected with the base frame and a rotating disc sleeved on the cushion block are arranged in the middle of the top end of a tray arranged in the hole, a plurality of uniformly distributed connecting columns are arranged at the top end of the rotating disc, a fixed plate is arranged on each connecting column and connected with the connecting column through a rotating sleeve, a gear is arranged in the fixed block, racks are arranged on the outer wall of the rotating disc in a surrounding mode, and annular tooth grooves are formed in the top end of the rotating disc.

Description

Loudspeaker

Technical Field

The invention relates to the technical field of speakers, in particular to a speaker.

Background

The speaker is an electronic device which is very common in life, and is widely applied to portable electronic devices such as MP3, mobile phones, tablet computers and the like. In recent years, the requirements of speakers have been not limited to having good acoustic performance, but have placed higher demands on the reliability of speakers.

The existing seal between the front cover and the diaphragm of the loudspeaker is as follows: firstly, glue is smeared on the edge of the vibrating diaphragm; secondly, directly attaching the front cover and the vibrating diaphragm; finally, the glue is solidified to form the contact surface of the sealing layer sealing vibrating diaphragm and the front cover. The defects are that: the initial state of the glue is flowable, and the contact surface between the vibrating diaphragm and the front cover is a plane, so that the track control difficulty of the glue is high, and meanwhile, the vibrating diaphragm is difficult to position and easy to paste; secondly, after the glue is solidified, due to the fluidity of the glue, air holes and even uneven distribution of the glue inevitably exist in the solidified glue between the front cover and the vibrating diaphragm, when the glue encounters a humid environment, water vapor enters the front cover through the air holes and then is attached to the vibrating diaphragm, so that the function realization of the vibrating diaphragm is affected; the traditional loudspeaker distribution mode cannot meet the existing playing requirements, in order to meet the playing requirements of different electronic equipment, a mode of increasing the playing volume of a single loudspeaker is adopted, the workload of the single loudspeaker is seriously increased, and the service life of the loudspeaker is reduced; in order to guarantee the position stability of speaker during the installation, need adopt a plurality of bolts to fix the surface of speaker on bearing structure, but the bottom of speaker can not obtain good fixedly, and the shock sense during the use is stronger, influences tone quality, and modular speaker quantity is more, installs and removes the process loaded down with trivial details, and the practicality is not good.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

Aiming at the problems in the related art, the invention provides a waterproof loudspeaker diaphragm and a loudspeaker, so as to overcome the technical problems in the prior art.

For this purpose, the invention adopts the following specific technical scheme:

the utility model provides a waterproof type speaker vibrating diaphragm, includes the vibrating diaphragm body, the vibrating diaphragm body is equipped with central part, book ring portion and the fixed part from inside to outside in proper order, be equipped with rather than assorted vibrating plate on the central part, book ring portion top is equipped with the cover and locates vibrating diaphragm carrier ring on the vibrating plate, the

The top end of the fixing part is provided with synthetic resin connected with the vibrating diaphragm carrying ring.

Preferably, the folding ring part comprises a main folding ring and a secondary folding ring with opposite folding directions, and the secondary folding ring is connected between the main folding ring and the fixing part.

Preferably, the vibrating diaphragm body is provided with a plurality of patterns which are uniformly distributed and transversely span the folded ring part and the fixing part, and the pattern protrusions are arranged on one side of the vibrating diaphragm body.

Preferably, the synthetic resin is epoxy resin, and the height of the protrusions of the pattern is less than or equal to micrometers.

According to another invention, a loudspeaker is provided, which comprises a base frame sleeved on the vibrating diaphragm body, wherein a supporting component matched with the base frame is sleeved outside the base frame, the supporting component comprises a fixing block sleeved on the base frame, a fixing hole matched with the base frame is formed in the top end of the fixing block, a tray is arranged at the bottom end in the fixing hole, a cushion block connected with the base frame is arranged in the middle of the top end of the tray, a rotating disc sleeved on the cushion block is arranged at the top end of the tray, a plurality of uniformly distributed connecting columns are arranged at the top end of the rotating disc, a fixing plate is arranged on one side, close to the cushion block, of each connecting column, the fixing plate is connected with the connecting columns through a rotating sleeve, a gear which is in contact with the rotating disc is arranged in the fixing block, one side of the gear extends out of the fixing block, racks matched with the gear are circumferentially arranged on the outer wall of the rotating disc, tooth grooves are formed in the outer side of the top end of the rotating disc, and the tooth grooves are arranged in an annular structure.

Preferably, the top of the tooth slot is provided with a conical block matched with the tooth slot, the top of the conical block is provided with a vertical rod extending to the top of the fixed block, the fixed block is internally provided with a sleeve sleeved on the vertical rod, and the sleeve is internally provided with a reset spring sleeved on the vertical rod.

Preferably, a limiting plate is arranged on the vertical rod and positioned at the top end of the reset spring, and an arc-shaped groove matched with the gear is formed in one side of the fixed block.

Preferably, the inner wall of the fixing hole is provided with a plurality of uniformly distributed heat dissipation holes, and the fixing block is internally provided with a heat conduction pipe connected with the heat dissipation holes.

Preferably, the bottom ends of the two sides of the fixed block are provided with symmetrically arranged connecting pieces, and the connecting pieces are provided with limiting holes.

The beneficial effects of the invention are as follows: the edge of the folded ring part forms a cofferdam, glue is coated on the inner wall of the cofferdam, the inner wall of the cofferdam is attached to the outer edge of the front cover, and the glue can automatically converge downwards due to the fluidity of the glue to prevent the generation of air holes, so that the space between the root of the inner wall of the cofferdam and the bottom of the outer edge of the front cover is reliably sealed, and the design of the supporting component can select different loudspeaker unit fixing modes according to different types of loudspeaker mounting units, so that the adaptability is higher; the fixing plate is provided to ensure the position stability of the loudspeaker, the disassembly is simpler, the loudspeaker is not required to be pried up by using a tool, the damage to the loudspeaker caused by the tool with a metal texture in the assembly and disassembly process is avoided, and the practicability is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a waterproof speaker diaphragm according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a speaker according to an embodiment of the present invention;

fig. 3 is a top view of a tray in a speaker according to an embodiment of the present invention;

fig. 4 is an enlarged view of a portion of a cone block in a speaker according to an embodiment of the present invention.

In the figure:

1. a diaphragm body; 2. a center portion; 3. a ring folding part; 4. a fixing part; 5. a vibration plate; 6. a diaphragm carrier ring; 7. a synthetic resin; 8. a base frame; 9. a support assembly; 10. a fixed block; 11. a fixing hole; 12. a tray; 13. a cushion block; 14. a rotating disc; 15. a connecting column; 16. a fixing plate; 17. a rotating sleeve; 18. a gear; 19. a rack; 20. tooth slots; 21. a conical block; 22. a vertical rod; 23. a sleeve; 24. a return spring; 25. a limiting plate; 26. a heat radiation hole; 27. and a connecting sheet.

Detailed Description

For the purpose of further illustrating the various embodiments, the present invention provides the accompanying drawings, which are a part of the disclosure of the present invention, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present invention, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present invention, there is provided a waterproof type speaker diaphragm. Embodiment one;

as shown in fig. 1-4, the waterproof loudspeaker diaphragm and the loudspeaker according to the embodiments of the present invention include a diaphragm body 1, where the diaphragm body 1 is sequentially provided with a center portion 2, a folded ring portion 3 and a fixing portion 4 from inside to outside, the center portion 2 is provided with a vibrating plate 5 matched with the center portion, the top end of the folded ring portion 3 is provided with a diaphragm carrier ring 6 sleeved on the vibrating plate 5, and the top end of the fixing portion 4 is provided with a synthetic resin 7 connected with the diaphragm carrier ring 6.

Embodiment two;

as shown in fig. 1-4, the ring-folding portion 3 includes a main ring-folding portion and an auxiliary ring-folding portion with opposite folding directions, the auxiliary ring-folding portion is connected between the main ring-folding portion and the fixing portion 4, the diaphragm body 1 is provided with a plurality of patterns which are uniformly distributed and span the ring-folding portion 3 and the fixing portion 4, the pattern protrusions are arranged on one side of the diaphragm body 1, the synthetic resin 7 is epoxy resin, and the protrusion height of the patterns is less than or equal to 30 micrometers.

Embodiment three;

as shown in fig. 1-4, according to another invention, a loudspeaker is provided, which comprises a base frame 8 sleeved on the vibrating diaphragm body 1, a supporting component 9 matched with the base frame 8 is sleeved outside the base frame 8, the supporting component 9 comprises a fixed block 10 sleeved on the base frame 8, a fixed hole 11 matched with the base frame 8 is formed in the top end of the fixed block 10, a tray 12 is arranged at the bottom end in the fixed hole 11, a cushion block 13 connected with the base frame 8 is arranged in the middle of the top end of the tray 12, a rotating disc 14 sleeved on the cushion block 13 is arranged at the top end of the tray 12, a plurality of uniformly distributed connecting columns 15 are arranged at the top end of the rotating disc 14, fixed plates 16 are arranged on one sides of the connecting columns 15 close to the cushion block 13, the fixed plates 16 are connected with the connecting columns 15 through rotating sleeves 17, gears 18 which are in contact with the rotating disc 14 are arranged in the fixed block 10, one sides of the gears 18 extend out of the fixed block 10, a tooth space 20 is formed by encircling the outer wall of the rotating disc 14, and the tooth space 20 is arranged on the outer side of the rotating disc 14. When the loudspeaker is required to be fixed, the base frame 8 is placed in the fixing hole 11 in the fixing block 10, then the rotating gear 18 of the worker rotates to be meshed with the rack 19, so that the rotating disc 14 synchronously rotates, the connecting column 15 of the rotating disc 14 deflects in the rotating process and drives the fixing plate 16 to abut against the outer wall of the base frame 8, and the base frame 8 is fixed.

Fourth embodiment;

as shown in fig. 1-4, the top of the tooth slot 20 is provided with a conical block 21 matched with the conical block, the top of the conical block 21 is provided with a vertical rod 22 extending to the top of the fixed block 10, the fixed block 10 is internally provided with a sleeve 23 sleeved on the vertical rod 22, the sleeve 23 is internally provided with a return spring 24 sleeved on the vertical rod 22, the top of the return spring 24 is provided with a limiting plate 25, one side of the fixed block 10 is provided with an arc-shaped slot matched with the gear 18, the inner wall of the fixed block 11 is provided with a plurality of uniformly distributed heat dissipation holes 26, the inside of the fixed block 10 is provided with heat conduction pipes connected with the heat dissipation holes 26, the bottom of two sides of the fixed block 10 is provided with symmetrically arranged connecting sheets 27, and the connecting sheets 27 are provided with limiting holes. Through the cooperation design of tooth's socket 20 and toper piece 21 for rotary disk 14 when clockwise, its toper piece 21 and tooth's socket 20 are carried out the friction and are carried out the up-and-down motion, and when rotary disk 14 rotated to suitable angle, its rotary disk 14 is fixed, and toper piece 21 and tooth's socket 20 meshing make its rotary disk 14 unable anticlockwise rotation, can only carry out clockwise rotation, realize that the fixed plate 16 is fixed to the contradiction of bed frame 8 outer wall, when needing to remove fixed state, only need stimulate montant 22 and upwards move for the toper piece 21 and the tooth's socket 20 separation of montant 22 bottom, rotary disk 14 break away from the restriction.

In order to facilitate understanding of the above technical solutions of the present invention, the following describes in detail the working principle or operation manner of the present invention in the actual process.

In practical application, the design of the central part 2, the folded ring part 3 and the fixing part 4 is provided, so that the edge of the folded ring part 3 forms a cofferdam, glue is coated on the inner wall of the cofferdam, the inner wall of the cofferdam is attached to the outer edge of the front cover, and the glue automatically converges downwards due to the fluidity of the glue to prevent the generation of air holes, so that the space between the root of the inner wall of the cofferdam and the bottom of the outer edge of the front cover is reliably sealed; when the loudspeaker is required to be fixed, the base frame 8 is placed in the fixing hole 11 in the fixing block 10, then the rotating gear 18 of the worker rotates to be meshed with the rack 19, so that the rotating disc 14 synchronously rotates, the connecting column 15 of the rotating disc 14 deflects in the rotating process and drives the fixing plate 16 to abut against the outer wall of the base frame 8, and the base frame 8 is fixed.

In summary, by means of the above technical solution of the present invention, the edge of the folded ring portion 3 forms a cofferdam, glue is coated on the inner wall of the cofferdam, the inner wall of the cofferdam is attached to the outer edge of the front cover, and the glue automatically converges downwards due to fluidity of the glue, so as to prevent the generation of air holes, and thus, the space between the root of the inner wall of the cofferdam and the bottom of the outer edge of the front cover is reliably sealed, and the support assembly 9 is designed to be capable of selecting different speaker unit fixing modes according to different types of speaker mounting units, so that the suitability is high; the fixing plate 16 is provided to ensure the position stability of the loudspeaker, the disassembly is simpler, the loudspeaker is not required to be pried up by using a tool, the damage to the loudspeaker caused by the tool with metal texture in the assembly and disassembly process is avoided, and the practicability is better.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. The utility model provides a loudspeaker, its characterized in that includes bed frame (8) on cover locates vibrating diaphragm body (1), bed frame (8) overcoat is equipped with rather than assorted supporting component (9), supporting component (9) are including the cover locating fixed block (10) on bed frame (8), fixed orifices (11) with on bed frame (8) assorted are seted up on the top of fixed block (10), the bottom in fixed orifices (11) is equipped with tray (12), the top middle part of tray (12) be equipped with be connected with bed frame (8) cushion (13), the top of tray (12) is equipped with the cover and locates rotary disk (14) on cushion (13), the top of rotary disk (14) is equipped with a plurality of evenly distributed's spliced pole (15), one side that spliced pole (15) are close to cushion (13) all is equipped with fixed plate (16), fixed plate (16) are connected with spliced pole (15) through rotating sleeve (17), be equipped with in fixed block (10) with in rotary disk (14) with the cushion (13) looks pinion (18), it is equipped with extension (18) to encircle outer wall (18) of rotary disk (14), and tooth's socket (20) have been seted up in the top outside of rotary disk (14), tooth's socket (20) are annular structure setting, the top of tooth's socket (20) is equipped with rather than assorted toper piece (21), the top of toper piece (21) is equipped with and extends to montant (22) on fixed block (10) top, be equipped with in fixed block (10) the cover and locate sleeve (23) on montant (22), be equipped with in sleeve (23) and overlap reset spring (24) on montant (22), the cooperation design of tooth's socket (20) and toper piece (21) for rotary disk (14) are when clockwise rotatory, and its toper piece (21) and tooth's socket (20) are contradicted friction and are carried out the heave motion, and when rotary disk (14) rotate to suitable angle, and its rotary disk (14) are fixed, and toper piece (21) and tooth's socket (20) are meshed, make its rotary disk (14) unable anticlockwise rotation, can only rotate clockwise, realize that fixed plate (16) are contradicted to bed to base frame (8), need release fixed state when fixed, and need to remove fixed state (22) to remove and make and the toper piece (22) to separate upwards from montant (20).

2. A loudspeaker according to claim 1, wherein a limiting plate (25) is arranged on the vertical rod (22) and positioned at the top end of the return spring (24), and an arc-shaped groove matched with the gear (18) is formed on one side of the fixed block (10).

3. A loudspeaker according to claim 2, wherein a plurality of evenly distributed heat dissipation holes (26) are formed in the inner wall of the fixing hole (11), and a heat conduction pipe connected with the heat dissipation holes (26) is arranged in the fixing block (10).

4. A loudspeaker according to claim 3, wherein the bottom ends of the two sides of the fixed block (10) are provided with symmetrically arranged connecting pieces (27), and the connecting pieces (27) are provided with limiting holes.