CN210807637U

CN210807637U - Novel ceramic module

Info

Publication number: CN210807637U
Application number: CN201922038388.5U
Authority: CN
Inventors: 吴锦清
Original assignee: Zhongshan Ledian Electronic Technology Co ltd
Current assignee: Zhongshan Ledian Electronic Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-06-19
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a novel ceramic module, concretely relates to ceramic module field, including the iron-clad, the top outside of iron-clad is equipped with the back cavity shell, the through-hole has been seted up in the top of back cavity shell run through, the inner chamber bottom of iron-clad is equipped with the vibrating diaphragm, the top of vibrating diaphragm is equipped with the voice coil loudspeaker voice coil, the top of voice coil loudspeaker voice coil is equipped with china department, the top of china department is equipped with magnet, the top of magnet is equipped with the tuning cloth, the inner wall fixed connection of tuning cloth and back cavity shell, it is equipped with the PCB board to fix on the top through-hole inner wall of back cavity shell and inlay. The utility model discloses a set up rear cavity shell and PCB board, set up the through-hole structure at rear cavity shell top, install the PCB board in the through-hole, reduced the thickness of module roof, increased the inner space of module to the size in increase sound chamber is favorable to improving acoustic performance, still through the structural style who gets rid of the support, is favorable to improving the fidelity of sound production, avoids the sound distortion too big, influences the user and uses.

Description

Novel ceramic module

Technical Field

The utility model relates to a pottery module technical field, more specifically say, the utility model relates to a novel pottery module.

Background

In the traditional sound production principle, the moving coil and the moving iron unit are both produced by electric energy-magnetic energy-mechanical energy, and produce sound by vibration, and the definition of sound quality is influenced because multistage conversion is needed in the sound transmission process. The principle of the piezoelectric unit is the piezoelectric effect found in the curie brother in 1880, and the piezoelectric unit is directly converted from electric energy into mechanical energy, so that the energy loss is smaller, and the conversion is quicker. Corresponding to the acoustic tone quality, the piezoelectric unit has better resolving power, clearer sound and higher response speed.

The traditional moving coil and moving iron unit cannot simultaneously meet the response requirement of a full frequency band due to the limitation of materials, and the size is larger due to the structural limitation when a plurality of moving coil and moving iron units are connected in series; and because of the superposition of the two units, frequency division is needed to integrate the two frequency responses. The piezoelectric plate is thin in thickness, the original structural design is not required to be greatly changed, the piezoelectric plate can be easily added into the moving coil unit, the compensation effect is achieved at high frequency, and the piezoelectric plate is combined with the moving coil unit after medium and low frequency optimization, so that the integral tone quality is stable and powerful at low frequency, and the medium frequency is sweet and fine and the high frequency is screwed in.

But present ceramic module still has more shortcoming when in-service use, if be provided with excessive support between pottery vibrating diaphragm and visor, has reduced sound intracavity inner space, and consequently can lead to the sound distortion of speaker big, and then makes tone quality not ideal enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a novel ceramic module, the utility model aims to solve the problem that: the existing ceramic module has large sound distortion and is inconvenient to use.

In order to achieve the above object, the utility model provides a following technical scheme: a novel ceramic module comprises an iron shell, wherein a back cavity shell is arranged on the outer side of the top of the iron shell, a through hole is formed in the top of the back cavity shell in a penetrating mode, a vibrating diaphragm is arranged at the bottom of an inner cavity of the iron shell, a voice coil is arranged at the top of the vibrating diaphragm, a washer is arranged at the top of the voice coil, a magnet is arranged at the top of the washer, a tuning cloth is arranged at the top of the magnet and fixedly connected with the inner wall of the back cavity shell, and a PCB is fixedly embedded on the inner wall of the through hole in the top of the back cavity shell;

the utility model discloses a loudspeaker voice coil, including iron shell, potsherd, vibrating diaphragm, china department fixed mounting at the top of iron shell, the bottom fixed mounting of iron shell has the potsherd, the potsherd is square structural member, the outside limit of vibrating diaphragm and the inside wall fixed connection of iron shell, the cross sectional shape of vibrating diaphragm is the wave, the bottom of voice coil loudspeaker voice coil and the top central point of vibrating diaphragm put a fixed connection, be provided with the gully between the top of vibrating diaphragm and the outside bottom of voice coil loudspeaker voice coil, china department fixed mounting is at the top of iron shell, just china department is located the voice coil loudspeaker voice coil inboard, the top and.

The implementation mode is as follows: in the in-process of in-service use, install ceramic module in the speaker casing, and connect through the electric lead, set up the through-hole structure at back chamber shell top, install the PCB board on the through-hole inner wall, the thickness of current ceramic module top installation PCB board has been saved, the abundant space that has utilized ceramic module of this kind of structure, the inner space of ceramic module has been increased, thereby increase the inside size of back chamber shell and the size of sound chamber (back chamber shell inner chamber), thereby be favorable to improving the acoustic performance of product.

In a preferred embodiment, the bottom of the iron shell is provided with two groups of heat dissipation holes in a penetrating manner, the two groups of heat dissipation holes are located on the outer side of the ceramic plate and are symmetrically arranged relative to the center plane of the iron shell, so that the circulation of outside air and air in the sound cavity is accelerated, and the heat dissipation effect is improved.

In a preferred embodiment, the bottom of the vibrating diaphragm is provided with an arc-shaped hole in a penetrating manner, the arc-shaped hole is of a crescent structure, the weight of the vibrating diaphragm is reduced, the vibration amplitude of the vibrating diaphragm is convenient to expand, and the vibration efficiency and the sound effect are improved.

In a preferred embodiment, the bottom of the outer side wall of the rear cavity shell is provided with two groups of clamping grooves, and the two groups of clamping grooves are symmetrically arranged around the central plane of the rear cavity shell, so that the rear cavity shell and the iron shell can be conveniently and fixedly installed.

In a preferred embodiment, the top of the outer side wall of the iron shell is integrally formed with a clamping block, the clamping block is matched with the clamping groove, and the iron shell and the rear cavity shell are clamped and matched with the clamping groove through the clamping block, so that elements in the sound cavity can be conveniently checked and replaced, and the use is convenient.

In a preferred embodiment, a sound outlet hole is formed through the top of the PCB, and the sound outlet hole is communicated with the inner cavity of the rear cavity shell, so that sound waves reflected inside the sound cavity are transmitted to the outside, and the transmitted sound is transparent and bright.

In a preferred embodiment, the top of the rear cavity shell is integrally formed with four bumps, the four bumps are of an arc structure, and the number of the four bumps is uniformly distributed, so that the attractiveness of the ceramic module is improved.

In a preferred embodiment, the outer side wall of the rear cavity shell is integrally formed with a shaft shoulder, and the side edge of the shaft shoulder is provided with a chamfer so as to be convenient for a user to hold and open the module.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up rear cavity shell and PCB board, set up the through-hole structure at rear cavity shell top, install the PCB board in the through-hole, reduced the thickness of module roof, the space of abundant utilization module has increased the inner space of module to increase the size of sound chamber, and then be favorable to improving acoustic performance, still through the structural style of getting rid of the support, be favorable to improving the fidelity of sound production, compare with prior art, it is too big to avoid the sound distortion, improve the progress that the user used the impression;

2. the utility model discloses a set up the gully, improved the power of speaker, avoid the vibrating diaphragm vibration to bump the end, wipe and bump the influence and go out sound effect, through be provided with the space between china department and magnet, do benefit to the heat dissipation on the one hand, prolonged the life of module, on the other hand makes the sound of module reflect in the space and propagate for the sound of broadcast department is thorough bright, compares with prior art, has the progress that improves the module practicality.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a bottom view of the three-dimensional structure of the present invention;

FIG. 3 is an exploded view of the structure of the present invention;

fig. 4 is a front view of the structure of the present invention;

fig. 5 is a structural sectional view of the present invention;

fig. 6 is a top view of the structure of the present invention;

fig. 7 is a bottom view of the structure of the present invention.

The reference signs are: the sound-emitting device comprises a ceramic chip 1, an iron shell 2, a clamping block 21, heat dissipation holes 22, a vibrating diaphragm 3, an arc-shaped hole 31, a voice coil 4, a washer 5, a magnet 6, a rear cavity shell 7, a clamping groove 71, a projection 72, a shaft shoulder 73, tuning cloth 8, a PCB 9, a sound emitting hole 91 and a gully 10.

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.

The utility model relates to a novel ceramic module can include a novel ceramic module, including iron-clad 2, the top outside of iron-clad 2 is equipped with rear cavity shell 7, the through-hole has been seted up to the top of rear cavity shell 7 being run through, the inner chamber bottom of iron-clad 2 is equipped with vibrating diaphragm 3, the top of vibrating diaphragm 3 is equipped with voice coil loudspeaker voice coil 4, the top of voice coil loudspeaker voice coil 4 is equipped with china department 5, china department 5's top is equipped with magnet 6, the top of magnet 6 is equipped with tuning cloth 8, tuning cloth 8 and rear cavity shell 7's inner wall fixed connection, it is equipped with PCB board 9 to fix on the top through-hole inner wall of rear cavity shell 7 and inlay.

Referring to the attached drawings 1-7 of the specification, the novel ceramic module of the embodiment has a ceramic plate 1 fixedly mounted at the bottom of an iron shell 2, the ceramic plate 1 is a square structural member, the outer side edge of a vibrating diaphragm 3 is fixedly connected with the inner side wall of the iron shell 2, the cross section of the vibrating diaphragm 3 is wave-shaped, the bottom of a voice coil 4 is fixedly connected with the top center of the vibrating diaphragm 3, a gully 10 is arranged between the top of the vibrating diaphragm 3 and the outer bottom of the voice coil 4, a washer 5 is fixedly mounted at the top of the iron shell 2, the washer 5 is located inside the voice coil 4, the top of a magnet 6 is fixedly connected with a tuning cloth 8, and a gap is formed between the washer 5 and the magnet 6.

As shown in fig. 3 to 5, the implementation scenario specifically includes: in actual use, the ceramic module is arranged in the loudspeaker shell and is connected through an electric lead, the top of the back cavity shell 7 is provided with a through hole structure, and the PCB 9 is arranged in the through hole, so that the thickness of the PCB arranged on the top wall of the existing ceramic module is saved, the structure fully utilizes the space of the ceramic module, the internal space of the ceramic module is increased, the internal size of the back cavity shell 7 and the size of the sound cavity (the inner cavity of the back cavity shell 7) are increased, the acoustic performance of a product is improved, the vibration diaphragm 3 is arranged in the iron shell 2 by removing the bracket, the whole ceramic module is arranged into an integral structure, the sound production fidelity is improved, the sound distortion is prevented from being too large, the use feeling of a user is prevented from being influenced, the power of the loudspeaker is improved by arranging the gully 10 when the thickness of the magnet 6 is constant, the vibration diaphragm 3 is prevented from touching the bottom, rub and bump the influence and go out sound effect, through be provided with the space between china department 5 and magnet 6, do benefit to the heat dissipation on the one hand, prolonged the life of module, on the other hand makes the sound of module propagate at the space internal reflection for the sound of broadcast department is thorough bright, and this embodiment specifically has solved the problem that the support that is equipped with leads to sound distortion among the ceramic module that exists among the prior art is big.

The bottom of iron casing 2 runs through and has seted up louvre 22, the quantity of louvre 22 has two sets ofly, two sets of louvre 22 all is located the outside of ceramic wafer 1, and two sets of louvre 22 is personally submitted the symmetry setting about the central plane of iron casing 2.

The bottom of vibrating diaphragm 3 runs through and has seted up arc hole 31, arc hole 31 is crescent structure.

The bottom of the outer side wall of the rear cavity shell 7 is provided with clamping grooves 71, and the two groups of clamping grooves 71 are symmetrically arranged relative to the central plane of the rear cavity shell 7.

A clamping block 21 is integrally formed at the top of the outer side wall of the iron shell 2, the clamping block 21 is matched with the clamping groove 71, and the iron shell 2 and the rear cavity shell 7 are in clamping fit with the clamping groove 71 through the clamping block 21.

The top of the PCB 9 is provided with a sound outlet 91 in a penetrating way, and the sound outlet 91 is communicated with the inner cavity of the rear cavity shell 7.

The top of the rear cavity shell 7 is integrally formed with four bumps 72, the bumps 72 are arc-shaped structures, and the number of the bumps 72 is four and is uniformly distributed.

The outer side wall of the rear cavity shell 7 is integrally formed with a shaft shoulder 73, and the side edge of the shaft shoulder 73 is provided with a chamfer.

As shown in fig. 1 to 7, the implementation scenario specifically includes: in actual use, through setting up the louvre 22, it is convenient for discharge the heat that the module inside produced in the course of working, accelerate the circulation of outside air and the air in the sound cavity, improve the radiating effect, through setting up the arc hole 31, on the one hand, it is convenient for the air to flow in the sound cavity, on the other hand, lighten the weight of the vibrating diaphragm 3, it is convenient for enlarge the vibration range of the vibrating diaphragm 3, thus improve the sound effect, through setting up the draw-in groove 71 and fixture block 21, both joint and fix each other, the convenient user dismantles the iron shell 2 and the back cavity shell 7, it is convenient for to inspect and change the component in the sound cavity, it is convenient to use, through setting up the sound hole 91, it is convenient for the outside of the sound wave transmission of the internal reflection of the sound cavity, make the sound that spreads out bright, through setting up the lug 72, it is convenient to increase the, this embodiment has specifically solved the ceramic module that exists among the prior art and has not been convenient for use's problem.

In summary, the following steps: the utility model discloses a set up rear cavity shell 7 and PCB board 9, set up the through-hole structure at rear cavity shell 7 top, install PCB board 9 in the through-hole, the thickness of current ceramic module roof installation PCB board has been saved, the abundant space that has utilized ceramic module of this kind of structure, the inner space of ceramic module has been increased, thereby increase the inside size of rear cavity shell 7, thereby be favorable to improving the acoustic performance of product, still through getting rid of the support, change the structural style of ceramic module, be favorable to improving the fidelity of sound production, it is too big to avoid the sound distortion, influence the user and use the impression.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel ceramic module, includes iron-clad (2), its characterized in that: a rear cavity shell (7) is arranged on the outer side of the top of the iron shell (2), a through hole is formed in the top of the rear cavity shell (7) in a penetrating mode, a vibrating diaphragm (3) is arranged at the bottom of an inner cavity of the iron shell (2), a voice coil (4) is arranged at the top of the vibrating diaphragm (3), a washer (5) is arranged at the top of the voice coil (4), a magnet (6) is arranged at the top of the washer (5), a tuning cloth (8) is arranged at the top of the magnet (6), the tuning cloth (8) is fixedly connected with the inner wall of the rear cavity shell (7), and a PCB (9) is fixedly embedded in the inner wall of the through hole in the top of the rear cavity shell (7);

the utility model discloses a voice coil loudspeaker voice coil, including iron case (2), the bottom fixed mounting of iron case (2) has potsherd (1), potsherd (1) is square structural member, the outside limit of vibrating diaphragm (3) and the inside wall fixed connection of iron case (2), the cross sectional shape of vibrating diaphragm (3) is the wave, the bottom of voice coil loudspeaker voice coil (4) and the top central point of vibrating diaphragm (3) put department fixed connection, be provided with gully (10) between the top of vibrating diaphragm (3) and the outside bottom of voice coil loudspeaker voice coil (4), magnificent department (5) fixed mounting is at the top of iron case (2), just magnificent department (5) are located voice coil loudspeaker voice coil (4) inboardly, the top and tuning cloth (8) fixed connection of magnet (6), just set up the space.

2. The novel ceramic die set of claim 1, wherein: the bottom of iron casing (2) is run through and is seted up louvre (22), the quantity of louvre (22) has two sets ofly, and two sets of louvre (22) all are located the outside of ceramic chip (1), and two sets of louvre (22) are personally submitted the symmetry setting about the centre of iron casing (2).

3. The novel ceramic die set of claim 1, wherein: the bottom of vibrating diaphragm (3) is run through and is seted up arc hole (31), arc hole (31) are crescent structure.

4. The novel ceramic die set of claim 1, wherein: the bottom of the outer side wall of the rear cavity shell (7) is provided with clamping grooves (71), and the two groups of clamping grooves (71) are symmetrically arranged relative to the central plane of the rear cavity shell (7).

5. The novel ceramic die set of claim 4, wherein: the lateral wall top integrated into one piece of iron-clad (2) has fixture block (21), fixture block (21) and draw-in groove (71) looks adaptation, cooperate through fixture block (21) and draw-in groove (71) joint between iron-clad (2) and back chamber shell (7).

6. The novel ceramic die set of claim 1, wherein: the top of the PCB (9) is provided with a sound outlet hole (91) in a penetrating way, and the sound outlet hole (91) is communicated with the inner cavity of the rear cavity shell (7).

7. The novel ceramic die set of claim 1, wherein: the top of back cavity shell (7) integrated into one piece has lug (72), lug (72) are the arc structure, just the quantity of lug (72) has four evenly distributed.

8. The novel ceramic die set of claim 1, wherein: the outer side wall of the rear cavity shell (7) is integrally formed with a shaft shoulder (73), and a chamfer is arranged on the side edge of the shaft shoulder (73).