CN219248019U - Earphone loudspeaker for improving magnetic field intensity - Google Patents
Earphone loudspeaker for improving magnetic field intensity Download PDFInfo
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- CN219248019U CN219248019U CN202223009132.XU CN202223009132U CN219248019U CN 219248019 U CN219248019 U CN 219248019U CN 202223009132 U CN202223009132 U CN 202223009132U CN 219248019 U CN219248019 U CN 219248019U
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Abstract
The utility model discloses an earphone loudspeaker for improving magnetic field intensity, which comprises a mounting rack, U-shaped iron, a voice coil, a diaphragm, a magnet, a washer and T-shaped iron; the U iron is provided with a concave cavity; the magnet is arranged on the inner end surface of the concave cavity; the washer is arranged at the upper end of the magnet; the lower end of the voice coil stretches into the concave cavity; the T iron comprises an annular edge and a connecting edge, the connecting edge extends outwards from the edge of the upper end of the annular edge, the connecting part is arranged on the mounting frame and positioned on the lower side of the diaphragm, and the annular part extends into the concave cavity and is positioned between the inner wall of the U iron and the outer wall of the magnet; so, through the design of U iron, magnet and T iron, utilize the annular limit clamp of T iron to locate between U iron, the magnet to reduce the clearance distance between U iron, the magnet, increased the magnetic field strength of earphone loudspeaker, with the vibration range of improvement diaphragm and earphone loudspeaker's sensitivity, avoided earphone loudspeaker to appear the phenomenon of sound distortion, guaranteed user's experience effect, application scope is wide.
Description
Technical Field
The utility model relates to the technology in the field of electroacoustic products, in particular to an earphone loudspeaker for improving magnetic field strength.
Background
With the rapid development of electronic devices and the increasing improvement of life quality of people, the requirements of people on the sound quality of headphones are also increasing; headphones are considered to be large-sized headphones to be hung on the head, rather than earbud headphones, and these products are classified from any angle, they belong to the class of headphones, whether they are strictly classified or habitually classified, they conform to the general concept of headphones, the use of headphones, the time and place of use of headphones, and the tone quality of headphones are all considered when selecting a pair of headphones suitable for themselves, and today, headphones are increasingly required to be subdivided, and selecting a suitable headphone according to different occasions has become a sign of tidal current life.
At present, earphone loudspeaker's structure is usually including the part constitution such as support, voice coil loudspeaker voice coil, the diaphragm, U iron, magnet, washer, the washer is arranged in U iron's inside from top to bottom with magnet, the lower extreme of voice coil loudspeaker voice coil stretches into U iron's inside, washer and magnet are located the inner periphery of voice coil loudspeaker voice coil, its voice coil loudspeaker voice coil presss from both sides between U iron's inner wall, between the outer wall of magnet, there is great clearance between this U iron's inner wall and the outer wall of magnet, make earphone loudspeaker's magnetic field strength not good enough, thereby reduced the vibration range of diaphragm, the phenomenon that leads to earphone loudspeaker's sensitivity to reduce and appear the sound distortion easily has influenced user's experience effect, application scope is little.
Therefore, a new technical solution is needed to solve the above problems.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its main objective is to provide an earphone speaker for improving magnetic field strength, which reduces the gap distance between the U iron and the magnet by the design of the U iron, the magnet and the T iron, thereby increasing the magnetic field strength of the earphone speaker, improving the vibration amplitude of the diaphragm and the sensitivity of the earphone speaker, avoiding the phenomenon of acoustic distortion of the earphone speaker, ensuring the experience effect of the user, and having a wide application range.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an earphone loudspeaker for improving magnetic field intensity comprises a mounting frame, and U-shaped iron, a voice coil, a diaphragm, a magnet, a washer and T-shaped iron which are arranged on the mounting frame; wherein: the U-shaped iron is arranged in the middle of the mounting frame and is provided with a concave cavity with an open upper end; the magnet is arranged on the inner end surface of the concave cavity; the washer is arranged at the upper end of the magnet; the lower end of the voice coil stretches into the concave cavity, and the magnet and the washer are positioned on the inner periphery of the voice coil; the diaphragm is arranged at the upper end of the mounting frame, and the voice coil is positioned at the lower end of the diaphragm; the T iron comprises an annular edge and a connecting edge, wherein the connecting edge extends outwards from the edge of the upper end of the annular edge, the connecting edge is arranged on the mounting frame and located on the lower side of the diaphragm, and the annular edge extends into the concave cavity and is located between the inner wall of the U iron and the outer wall of the magnet.
Preferably, a gap is maintained between the annular rim and the inner wall of the cavity.
As a preferable scheme, the mounting frame is provided with a boss which is arranged in a downward extending manner, a mounting opening is arranged in the boss, the upper end and the lower end of the mounting opening penetrate through the mounting frame and the boss, the mounting opening is provided with a limiting part which is arranged in an inward extending manner, the U iron is arranged in the mounting opening, the upper end of the U iron is limited by the lower end of the limiting part, and the connecting edge is arranged at the upper end of the limiting part.
As a preferable scheme, the lower end of the mounting opening is provided with a guide inclined plane.
As a preferable scheme, the upper end of the mounting frame is provided with a mounting step, and the outer end of the diaphragm is arranged on the mounting step.
As a preferable scheme, the lower end of the mounting frame is provided with tuning paper.
As a preferred scheme, still be provided with the PCB board on the mounting bracket, the PCB board sets up in the lower extreme of mounting bracket, set up the breach of dodging that supplies the PCB board line on the mounting bracket, dodging the breach and be located the side of PCB board.
As a preferable scheme, the periphery of the mounting frame is provided with a foolproof concave position for connecting and positioning with a product.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, in particular, the technical proposal shows that the utility model mainly uses the design of the U iron, the magnet and the T iron, and the annular edge of the T iron is clamped between the U iron and the magnet to reduce the gap distance between the U iron and the magnet, increase the magnetic field intensity of the earphone loudspeaker, improve the vibration amplitude of the diaphragm and the sensitivity of the earphone loudspeaker, avoid the phenomenon of sound distortion of the earphone loudspeaker, ensure the experience effect of users and have wide application range;
secondly, the arrangement of the limiting part is beneficial to the assembly and limiting of the U-shaped iron on the mounting port, the mounting position is accurate and reliable, the use effect of the earphone loudspeaker is ensured, and the arrangement of the guide inclined plane is convenient for the guide mounting of the U-shaped iron on the mounting port, so that the usability is good;
and, the setting of PCB board to realize the integrated form setting of PCB board and earphone loudspeaker, be favorable to reducing earphone loudspeaker and PCB board installation space on the earphone product, thereby satisfy the installation design of other parts, simultaneously, dodge the setting of breach, be favorable to wiring between PCB board and the other components and parts and arrange, and, prevent slow-witted concave position's setting, be favorable to the installation location of earphone loudspeaker on the earphone product, improved the production efficiency of earphone product.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is an exploded view of an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of an embodiment of the present utility model;
fig. 4 is an enlarged partial schematic view of fig. 3.
The attached drawings are used for identifying and describing:
10. mounting rack 101 and mounting concave position
102. Mounting step 103, boss
104. Mounting opening 105 and limiting portion
106. Guide slope 107, first mounting groove
108. Second mounting groove 109, avoidance gap
11. U iron 111, concave cavity
12. Voice coil 13, diaphragm
14. Magnet 15, washer
16. T iron 161, annular edge
162. Connecting edge 17, tone tuning paper
18. PCB 19, fool-proof concave.
Detailed Description
Referring to fig. 1 to 4, specific structures of embodiments of the present utility model are shown.
An earphone loudspeaker for improving magnetic field intensity comprises a mounting frame 10, and U-shaped iron 11, a voice coil 12, a diaphragm 13, a magnet 14, a washer 15 and T-shaped iron 16 which are arranged on the mounting frame 10; wherein:
the upper end of the mounting frame 10 is provided with a mounting concave position 101, the U-shaped iron 11 is arranged in the middle of the mounting concave position 101 of the mounting frame 10, and the U-shaped iron 11 is provided with a concave cavity 111 with an open upper end; the magnet 14 is arranged on the inner end surface of the concave cavity 111; the washer 15 is arranged at the upper end of the magnet 14; the lower end of the voice coil 12 extends into the concave cavity 111, and the magnet 14 and the washer 15 are positioned on the inner periphery of the voice coil 12; the diaphragm 13 is arranged at the upper end of the mounting frame 10, the voice coil 12 is positioned at the lower end of the diaphragm 13, the mounting concave position 101 is provided with a mounting step 102, the mounting step 102 is annular, the mounting step 102 extends annularly around the edge of the mounting concave position 101, and the outer end of the diaphragm 13 is arranged on the mounting step 102;
the T-iron 16 includes a ring-shaped edge 161 and a connecting edge 162, the connecting edge 162 extends outwards from the upper edge of the ring-shaped edge 161, the connecting edge 162 is arranged on the mounting frame 10 and is located at the lower side of the diaphragm 13, the ring-shaped edge 161 extends into the cavity 111 and is located between the inner wall of the U-iron 11 and the outer wall of the magnet 14, and preferably, a gap is kept between the ring-shaped edge 161 and the inner wall of the cavity 111; so, utilize the annular side clamp of T iron to locate between U iron, the magnet to reduce the clearance distance between U iron, the magnet, increased the magnetic field strength of earphone loudspeaker, with the vibration range of improvement diaphragm and the sensitivity of earphone loudspeaker, avoided earphone loudspeaker to appear the phenomenon of sound distortion, guaranteed user's experience effect, application scope is wide.
The mounting frame 10 has a boss 103 extending downward, a mounting opening 104 is provided in the boss 103, the upper end and the lower end of the mounting opening 104 penetrate through the mounting frame 10 and the boss 103, the mounting opening 104 has a limiting portion 105 extending inward, the U-shaped iron 11 is provided in the mounting opening 104, the upper end of the U-shaped iron 11 is limited by the lower end of the limiting portion 105, the connecting edge 162 is provided at the upper end of the limiting portion 105, and here, the lower end of the mounting opening 104 is provided with a guiding inclined plane 106; so, the setting of spacing portion is favorable to the equipment of U iron on the installing port spacing, and the mounted position is accurate reliable, has guaranteed the result of use of earphone loudspeaker, and, the setting of guide inclined plane has made things convenient for the guide installation of U iron in installing port department, and the usability is good.
The lower end of the mounting frame 10 is provided with tuning paper 17, and the mounting frame 10 is further provided with a PCB 18, the PCB 18 is arranged at the lower end of the mounting frame 10, a first mounting groove 107 for mounting positioning tuning paper and a second mounting groove 108 for mounting positioning PCB are arranged at the lower end of the mounting frame 10, the mounting frame 10 is provided with an avoidance notch 109 for connecting the PCB, and the avoidance notch 109 is located beside the PCB 18 and is communicated with the second mounting groove 108; so to realize the integrated form setting of PCB board and earphone loudspeaker, be favorable to reducing earphone loudspeaker and PCB board installation space on the earphone product, thereby satisfy the installation design of other parts, simultaneously, dodge the setting of breach, be favorable to wiring between PCB board and the other components and parts to arrange.
Preferably, the periphery of mounting bracket 10 is provided with and is used for the foolproof concave position 19 of location with the product connection, foolproof concave position 19 is located the upper end of dodging breach 109 and with foolproof concave position 19 intercommunication, so, is favorable to the installation location of earphone loudspeaker on the earphone product, has improved the production efficiency of earphone product.
The design key point of the utility model is that the utility model mainly uses the design of U iron, magnet and T iron, and the annular edge of T iron is clamped between U iron and magnet to reduce the gap distance between U iron and magnet, increase the magnetic field intensity of earphone speaker, improve the vibration amplitude of diaphragm and the sensitivity of earphone speaker, avoid the phenomenon of sound distortion of earphone speaker, ensure the experience effect of user, and have wide application range;
secondly, the arrangement of the limiting part is beneficial to the assembly and limiting of the U-shaped iron on the mounting port, the mounting position is accurate and reliable, the use effect of the earphone loudspeaker is ensured, and the arrangement of the guide inclined plane is convenient for the guide mounting of the U-shaped iron on the mounting port, so that the usability is good;
and, the setting of PCB board to realize the integrated form setting of PCB board and earphone loudspeaker, be favorable to reducing earphone loudspeaker and PCB board installation space on the earphone product, thereby satisfy the installation design of other parts, simultaneously, dodge the setting of breach, be favorable to wiring between PCB board and the other components and parts and arrange, and, prevent slow-witted concave part's setting, be favorable to the installation location of earphone loudspeaker on the earphone product, improved the production efficiency of earphone product.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (8)
1. An earphone loudspeaker for improving magnetic field intensity, which is characterized in that: comprises a mounting frame, a U iron, a voice coil, a diaphragm, a magnet, a washer and a T iron which are arranged on the mounting frame; wherein: the U-shaped iron is arranged in the middle of the mounting frame and is provided with a concave cavity with an open upper end; the magnet is arranged on the inner end surface of the concave cavity; the washer is arranged at the upper end of the magnet; the lower end of the voice coil stretches into the concave cavity, and the magnet and the washer are positioned on the inner periphery of the voice coil; the diaphragm is arranged at the upper end of the mounting frame, and the voice coil is positioned at the lower end of the diaphragm; the T iron comprises an annular edge and a connecting edge, wherein the connecting edge extends outwards from the edge of the upper end of the annular edge, the connecting edge is arranged on the mounting frame and located on the lower side of the diaphragm, and the annular edge extends into the concave cavity and is located between the inner wall of the U iron and the outer wall of the magnet.
2. An earphone speaker for increasing magnetic field strength according to claim 1, wherein: a gap is maintained between the annular edge and the inner wall of the cavity.
3. An earphone speaker for increasing magnetic field strength according to claim 1, wherein: the mounting frame is provided with a boss which extends downwards, a mounting opening is formed in the boss, the upper end and the lower end of the mounting opening penetrate through the mounting frame and the boss, the mounting opening is provided with a limiting part which extends inwards, the U iron is arranged in the mounting opening, the upper end of the U iron is limited by the lower end of the limiting part, and the connecting edge is arranged at the upper end of the limiting part.
4. A headset horn for increasing magnetic field strength as defined in claim 3, wherein: the lower end of the mounting opening is provided with a guide inclined plane.
5. An earphone speaker for increasing magnetic field strength according to claim 1, wherein: the upper end of mounting bracket is provided with the installation step, the outer end of diaphragm sets up on the installation step.
6. An earphone speaker for increasing magnetic field strength according to claim 1, wherein: and tuning paper is arranged at the lower end of the mounting frame.
7. An earphone speaker for increasing magnetic field strength according to claim 1, wherein: still be provided with the PCB board on the mounting bracket, the PCB board sets up in the lower extreme of mounting bracket, set up the breach of dodging that supplies the PCB board line on the mounting bracket, dodging the breach and be located the side of PCB board.
8. An earphone speaker for increasing magnetic field strength according to claim 1, wherein: the periphery of mounting bracket is provided with the foolproof concave position that is used for being connected with the product location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223009132.XU CN219248019U (en) | 2022-11-11 | 2022-11-11 | Earphone loudspeaker for improving magnetic field intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223009132.XU CN219248019U (en) | 2022-11-11 | 2022-11-11 | Earphone loudspeaker for improving magnetic field intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219248019U true CN219248019U (en) | 2023-06-23 |
Family
ID=86838822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223009132.XU Active CN219248019U (en) | 2022-11-11 | 2022-11-11 | Earphone loudspeaker for improving magnetic field intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219248019U (en) |
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2022
- 2022-11-11 CN CN202223009132.XU patent/CN219248019U/en active Active
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