Magnetic type mobile phone loudspeaker hole sound amplification structure

Through the magnetic-sucking mobile phone speaker hole amplification structure, the installation sleeve, amplifier sleeve and resonance components are used to solve the problem of insufficient volume of the mobile phone speaker hole, and the volume and loudness are improved, and it is adapted to mobile phones of different specifications to avoid The inconvenience of external speakers.

CN222234891UActive Publication Date: 2024-12-24HUBEI DIMINGTONG INTELLIGENT TECH CO LTD
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Patent Information

Application Number
CN202420736692.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-11
Publication Date
2024-12-24
Estimated Expiration
2034-04-11

AI Technical Summary

Technical Problem

The speaker hole of the existing mobile phone cannot effectively amplify the sound, and the external amplifier device is not portable and cannot be adapted to mobile phones of different specifications, resulting in insufficient volume and inconvenient use.

Method used

Adopt a magnetic-sucking mobile phone speaker hole amplification structure, including mounting sleeve, amplifier sleeve, side jacket, conversion member and resonance member, fixed to the surface of the mobile phone through magnetic absorbing parts, using amplification base shell, conical cylinder and connecting pipe fittings Sound diffusion is performed, and the loudness is enhanced through resonance parts, while adapting to mobile phones of different specifications through push-panel and side jacket adjustment.

Benefits of technology

It realizes the sound amplification of the phone speaker hole, increases the volume and loudness, and is flexible in adaptability, which is convenient for the use of mobile phones of different specifications and avoids the inconvenience of external speakers.

✦ Generated by Eureka AI based on patent content.

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Abstract

The embodiment of the utility model provides a magnetic type mobile phone loudspeaker hole sound amplification structure, and relates to the technical field of mobile phone loudspeakers. The magnetic type mobile phone loudspeaker hole sound amplification structure comprises a mobile phone component, loudspeaker holes used for emitting sound outwards are formed in the two ends of the front side of the mobile phone component, a mounting sleeve is arranged at the bottom of the mobile phone component, and a sound amplification sleeve is integrally formed and arranged on the front side of the end of the mounting sleeve. Under the cooperation effect of a sound amplification base shell, a first conical barrel, a connecting pipe piece and a second conical barrel on the sound amplification assembly and the effect of a resonance piece, emitted sound can be processed, the loudness of the sound is increased, and therefore sound amplification is conducted on the sound; the magnetic attraction part is magnetically attracted to the surface of the mobile phone component to fix the installation sleeve, the conversion component can improve the stability of the side clamping sleeves installed on the mobile phone component, the side clamping sleeves are not prone to disengagement, the two side clamping sleeves can be installed on the side faces of the mobile phone component in a clamping mode, and the sound amplification sleeve is easy to disassemble while the fixing stability of the sound amplification sleeve is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of mobile phone speakers, in particular to a magnetic suction type mobile phone speaker hole sound amplification structure. Background Art

[0002] The mobile phone speaker is a built-in audio output device in the mobile phone, mainly used to play ringtones, call sounds, media audio, etc. To increase the volume of the mobile phone speaker and to play the sound externally, a mobile phone speaker hole is opened on the side of the mobile phone to transmit the sound outward. The mobile phone speaker hole refers to the opening on the mobile phone body. It is part of the built-in speaker of the mobile phone and is responsible for converting electrical signals into sound and transmitting it to the outside world.

[0003] The current mobile phone speakers have a certain power, and the openings are relatively uniform. The sound emitted by the speakers is directly dissipated outward through these holes, which cannot amplify the sound. In addition, if other external sound amplification devices are used, their assembly is inconvenient, and the specifications of mobile phones on the market are different, which makes it impossible for the sound amplification devices to adapt to mobile phones of different specifications. Therefore, when the maximum sound of the speaker cannot meet the needs of users, an external speaker device is needed to increase its volume. The external speaker is not only inconvenient to carry, but also has too loud a volume. At the same time, it is inconvenient to charge the speaker when carrying it out, and it is inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to provide a magnetic mobile phone speaker hole sound amplification structure, which can avoid the effect of amplifying the sound emitted from the speaker hole and avoid the problem of being unsuitable for mobile phones of different specifications.

[0005] The utility model provides a magnetic mobile phone speaker hole sound amplification structure, comprising a mobile phone component, and both ends of the front side of the mobile phone component are provided with speaker holes for dispersing sound outwards, a mounting sleeve is provided at the bottom of the mobile phone component, and a sound amplification sleeve is integrally formed on the front side of the end of the mounting sleeve, and at the same time, sound amplification components are symmetrically provided on the left and right sides of the inner cavity of the sound amplification sleeve, and a magnetic attraction piece is provided at one end of the mounting sleeve.

[0006] In a specific implementation manner, a mounting groove is provided in the middle of the inner surface of the installation sleeve, and through grooves are symmetrically provided at both ends of the inner surface of the installation sleeve.

[0007] In a specific embodiment, side jackets are symmetrically arranged at the left and right ends of the sound amplification sleeve, a sliding groove is opened on the front side of the two side jackets on the opposite side, and a flexible connection belt is connected to one end of the inner cavity of the sliding groove.

[0008] In a specific embodiment, one end of the magnetic attraction member is connected to a connecting belt, and the end of the connecting belt away from the magnetic attraction member is connected to a flexible base belt, wherein the other end of the flexible base belt is connected to the surface of the mounting sleeve.

[0009] In a specific implementation, a conversion component is installed in the middle of the inner cavity of the sound amplification sleeve, and one end of the conversion component is plugged into the charging port of the mobile phone component.

[0010] In a specific embodiment, the sound amplification component includes a sound amplification base shell, and there are two sound amplification base shells symmetrically installed at the speaker holes on the mobile phone component. One end of the sound amplification base shell is connected to a conical tube 1, and there are multiple conical tubes 1.

[0011] In a specific implementation manner, the other end of the conical tube one is plugged with a connecting pipe, and the end of the connecting pipe away from the conical tube one is sleeved with the conical tube two.

[0012] In a specific implementation scheme, through holes are opened on opposite sides of the inner cavities of the conical tube one and the conical tube two, a resonance component is horizontally arranged in the inner cavity of the connecting pipe, and both ends of the resonance component extend to the inner cavities of the conical tube one and the conical tube two through the through holes, and an assembly plate is sleeved on the surface of the connecting pipe.

[0013] In a specific embodiment, a push plate is installed in the inner cavity of the assembly groove body, and a connecting rod is connected to the bottom of the push plate. At the same time, the bottom of the connecting rod penetrates to the outside of the mounting sleeve, and the bottom of the connecting rod is movably connected to an adjusting rod through a rotating shaft.

[0014] In a specific implementation manner, push plates are symmetrically arranged at both ends of the push plate, and a slide plate member and an elastic member are respectively arranged in the inner cavity of the through slot.

[0015] The beneficial effects of the present application are as follows: the installation sleeve and the sound amplification sleeve can be fitted and installed on the end of the mobile phone component with the speaker hole, and the magnetic attraction member is magnetically attracted to the surface of the mobile phone component to fix the installation sleeve. Under the action of the conversion member, the stability of the side clamping sleeve installed on the mobile phone component can be increased, so that it is not easy to separate from the mobile phone component, and the two side clamping sleeves arranged opposite to each other can be clamped and installed on the side of the mobile phone component, which increases the fixing stability of the sound amplification sleeve and makes it easy to disassemble it.

[0016] When the speaker hole on the mobile phone component is amplified, the sound can be processed and the loudness of the sound can be increased through the cooperation of the sound amplification base shell, the first cone tube, the connecting pipe and the second cone tube on the sound amplification component, and the resonance part, so as to amplify the sound;

[0017] In order to increase the adaptability of the side jacket to mobile phone components of different specifications, when facing mobile phone components of different specifications, the push plate is rotated so that its protrusion abuts against the push plate, driving the push plate to push the slide plate to move the side jacket, so that the two side jackets are displaced in opposite directions, thereby adjusting the distance between the two side jackets to adapt to mobile phone components of different specifications, thereby increasing the adaptability, flexibility and convenience of the speaker hole sound expansion structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the following is a brief introduction to the drawings required for use in the implementation mode. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is a schematic diagram of the overall structure of an embodiment of the utility model;

[0020] Figure 2 The second is a three-dimensional schematic diagram of the overall structure of an embodiment of the utility model;

[0021] Figure 3 It is a three-dimensional assembly diagram of the magnetic attraction member, the mounting sleeve, the conversion member, the sound amplification component and the push plate structure of the embodiment of the utility model;

[0022] Figure 4 It is a three-dimensional exploded schematic diagram of the sound amplification sleeve and the side jacket structure of an embodiment of the utility model;

[0023] Figure 5 It is a three-dimensional schematic diagram of the structure of the sound amplification component of an embodiment of the utility model;

[0024] Figure 6 It is a three-dimensional exploded schematic diagram of the local structure of the sound amplification component of an embodiment of the utility model;

[0025] Figure 7 It is a three-dimensional schematic diagram of the push plate structure of an embodiment of the utility model.

[0026] icon:

[0027] 100. Mobile phone components;

[0028] 200, installation sleeve; 201, assembly slot; 202, through slot; 210, sound amplification sleeve; 220, side clamping sleeve; 221, sliding groove; 222, flexible joint;

[0029] 300, magnetic attraction member; 301, connecting belt; 302, flexible base belt;

[0030] 400, conversion component;

[0031] 500, sound amplification assembly; 510, sound amplification base shell; 520, conical tube 1; 530, connecting pipe; 540, conical tube 2; 541, through hole; 550, resonance member; 560, assembly plate;

[0032] 600, push plate; 601, connecting rod; 602, adjusting rod; 610, push plate; 620, sliding plate member; 630, elastic member. DETAILED DESCRIPTION

[0033] Since the power of current mobile phone speakers is fixed and the openings are relatively uniform, the sound emitted by the speakers is directly radiated outward through these holes, which cannot amplify the sound. In addition, if other external sound amplification devices are used, their assembly is inconvenient, and the specifications of mobile phones on the market are different, so the sound amplification devices cannot adapt to mobile phones of different specifications. Therefore, when the maximum sound of the speaker cannot meet the needs of the user, an external speaker device is needed to increase its volume. The external speaker is not only inconvenient to carry, but also has too loud volume. At the same time, it is inconvenient to charge the speaker when carrying it out, and it is inconvenient to use. Therefore, the inventor has provided a magnetic mobile phone speaker hole sound amplification structure after research. When in use, it can avoid the effect of amplifying the sound emitted from the speaker hole, and avoid the problem of not being suitable for mobile phones of different specifications, thereby solving the above defects.

[0034] In conjunction with the accompanying drawings, some embodiments of the present invention are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0035] Please refer to Figures 1 to 7 The embodiment of the utility model provides a magnetic suction type mobile phone speaker hole sound amplification structure, including a mobile phone component 100, and both ends of the front side of the mobile phone component 100 are provided with speaker holes for dispersing sound outward, the bottom of the mobile phone component 100 is provided with a mounting sleeve 200, and the front side of the end of the mounting sleeve 200 is integrally formed with a sound amplification sleeve 210, and the sound amplification sleeve 210 is used to assemble and store the conversion component 400 and the sound amplification component 500. At the same time, the left and right sides of the inner cavity of the sound amplification sleeve 210 are symmetrically provided. A sound amplification component 500 is provided, and the sound amplification component 500 is used in conjunction with the speaker hole on the mobile phone component 100 to amplify the sound emitted from the speaker hole. In order to connect the installation sleeve 200, a magnetic suction component 300 is provided at one end of the installation sleeve 200, and is connected to the installation sleeve 200 through a flexible base band 302. The magnetic suction component 300 is a magnetic suction type, which can fit and attract the bottom of the mobile phone component 100, and is used to install the sound amplification sleeve 210 and the side clip sleeve 220 on the surface of the mobile phone component 100.

[0036] Specifically, a mounting groove 201 is provided in the middle of the inner surface of the mounting sleeve 200, and through grooves 202 are symmetrically provided at both ends of the inner surface of the mounting sleeve 200. The mounting groove 201 is used to install the push plate 600, and there are multiple through grooves 202, which are respectively used to install the sliding plate 620 and the elastic member 630; side clamping sleeves 220 are symmetrically provided at the left and right ends of the sound amplification sleeve 210;

[0037] A sliding groove 221 is provided on the front side of the opposite side of the two side jackets 220, and one end of the inner cavity of the sliding groove 221 is connected to a flexible connecting belt 222, wherein the other end of the flexible connecting belt 222 passes through the inner cavity of the sliding groove 221 and is connected to the surface of the sound amplifying sleeve 210, so as to facilitate the subsequent adjustment of the side jackets 220 according to the specifications of the mobile phone component 100, and use the side jackets 220 to assist in installing the sound amplifying sleeve 210 and the installation sleeve 200 on the surface of the mobile phone component 100;

[0038] Specifically, one end of the magnetic member 300 is connected to a connecting belt 301, and one end of the connecting belt 301 away from the magnetic member 300 is connected to a flexible base belt 302, wherein the other end of the flexible base belt 302 is connected to the surface of the mounting sleeve 200, so that the mounting sleeve 200 and the sound amplifying sleeve 210 are fixedly assembled on the surface of the mobile phone component 100 by using the magnetic member 300;

[0039] Among them, Figure 2 As shown, a hollow groove is provided on the surface of the connecting belt 301, and the connecting rod 601 on the push plate 600 penetrates the mounting sleeve 200 and extends to the inner cavity of the hollow groove. At the same time, the hollow groove can also be used to place the adjusting rod 602;

[0040] Specifically, a conversion member 400 is installed in the middle of the inner cavity of the sound amplifying sleeve 210, and one end of the conversion member 400 is plugged into the charging port of the mobile phone component 100 to increase the stability of the sound amplifying sleeve 210 and the side jacket 220 installed on the mobile phone component 100, and the other end of the conversion member 400 can be connected to the USB data transmission line and the charging line, so as to increase the stability of the sound amplifying sleeve 210 and the side jacket 220 installed on the mobile phone component 100 without hindering the charging and data transmission of the mobile phone component 100;

[0041] In this embodiment, the conversion component 400 can be a Type-C to MicroUSB conversion head, a Light to MicroUSB / Type-C conversion head, a Type-C to Type-C conversion head, a Light to Light conversion head, a MicroUSB to MicroUSB conversion head, an OTG conversion head, a dual-head or multi-head conversion head, a voltage and current conversion head, so that in actual use, it can be selected according to actual needs, so that the device can use different mobile phone interfaces;

[0042] Specifically, the sound amplifying assembly 500 includes a sound amplifying base shell 510, and the sound amplifying base shell 510 is two and symmetrically installed at the speaker hole on the mobile phone component 100, and is used for the mobile phone component 100 to process the sound emitted through the speaker hole. When there is only a single speaker hole on the mobile phone component 100, the sound receiving effect thereof is not affected due to the arrangement of multiple sound amplifying assemblies 500. One end of the sound amplifying base shell 510 is connected with a conical tube 1 520, and there are multiple conical tubes 1 520, and the openings thereof are connected with the inner cavity of the sound amplifying base shell 510.

[0043] The other end of the conical tube 1 520 is plugged with a connecting pipe 530, and the end of the connecting pipe 530 away from the conical tube 1 520 is sleeved with the conical tube 2 540. The conical tube 1 520 and the conical tube 2 540 have the same shape, but the specification of the conical tube 1 520 is smaller than that of the conical tube 2 540.

[0044] The sound amplification base shell 510, the first cone tube 520, the connecting pipe 530 and the second cone tube 540 cooperate to form a channel for sound diffusion, which is used for subsequent sound amplification processing in cooperation with the resonance element 550;

[0045] Through holes 541 are provided on opposite sides of the inner cavities of the first cone 520 and the second cone 540 for assembling the resonance member 550. The inner cavity of the connecting tube 530 is horizontally provided with the resonance member 550, and both ends of the resonance member 550 extend through the through holes 541 and are installed in the inner cavities of the first cone 520 and the second cone 540. The resonance member 550 is used to act as a sound bridge to efficiently transmit the sound vibration in the first cone 520 to the second cone 540, and the structural characteristics of the resonance member 550 enhance When the sound wave of a specific frequency vibrates, and the natural frequency of the resonant member 550 is close to or consistent with the sound frequency, a resonance phenomenon occurs, so that the sound of this frequency is strengthened, and the resonant member 550 changes the reflection of the sound in the connecting tube member 530 and the conical tube 1 520 and the conical tube 2 540 during the vibration process, so that more sound waves can be reflected back and forth and superimposed in a limited space, thereby increasing the loudness of the sound, so as to achieve the sound amplification effect of the sound emitted from the speaker hole by using the sound amplification component 500;

[0046] The surface of the connecting pipe 530 is sleeved with an assembly plate 560, and the surface of the assembly plate 560 abuts against the inner cavity of the sound amplifying sleeve 210, and is used to fix the sound amplifying assembly 500. The number of the sound amplifying base shell 510 is multiple, and relatively speaking, the number of the connecting pipes 530 is multiple. Under the action of the assembly plate 560, multiple connecting pipes 530 can be installed and fixed;

[0047] Specifically, a push plate 600 is installed in the inner cavity of the assembly groove body 201, wherein the cam plate of the push plate 600 has protrusions at both ends for subsequently adjusting the position of the side jacket 220, and a connecting rod 601 is connected to the bottom of the push plate 600. At the same time, the bottom of the connecting rod 601 penetrates the outside of the mounting sleeve 200, and the connection between the connecting rod 601 and the mounting sleeve 200 is a sliding connection. The bottom of the connecting rod 601 is movably connected to an adjusting rod 602 through a rotating shaft, and the adjusting rod 602 is folded and stored in the empty groove on the connecting belt 301, so that when the bending adjusting rod 602 and the connecting rod 601 are in the same horizontal line, the adjusting rod 602 can be rotated to drive the connecting rod 601 to toggle the push plate 600 to rotate, and the rotation of the push plate 600 drives its protrusion to move, and the protrusion on the surface of the push plate 600 is used to abut against the push plate 610 to change the position of the side jacket 220, so that the side jacket 220 can be clamped on mobile phones of different specifications.

[0048] Push plates 610 are symmetrically arranged at both ends of the push plate 600, and the push plates 610 are slidably arranged in the inner cavity of the assembly groove body 201. The inner cavity of the through groove 202 is respectively provided with a slide plate member 620 and an elastic member 630, and one end of the slide plate member 620 and the elastic member 630 extends to the inner cavity of the assembly groove body 201 and is connected to the push plate 610. At the same time, the other ends of the slide plate member 620 and the elastic member 630 penetrate to the outside of the mounting sleeve 200 and are connected to the surface of the side jacket 220. In this way, by rotating the push plate 600 to shift the push plate 610, the slide plate member 620 is driven to push the side jacket 220 to shift, and the elastic member 630 can increase the elasticity of the side jacket 220, so that the two side jackets 220 can adapt to different mobile phone components 100, so that they can be installed on mobile phone components 100 of different specifications, thereby increasing the stability of the sound amplification sleeve 210 and the mounting sleeve 200 installed on the mobile phone component 100.

[0049] In summary, the working principle of a magnetic suction type mobile phone speaker hole sound amplification structure of the embodiment of the utility model is as follows: the installation sleeve 200 and the sound amplification sleeve 210 can be fitted and installed on the end of the mobile phone component 100 with the speaker hole, and the magnetic suction member 300 is magnetically attracted to the surface of the mobile phone component 100 to fix the installation sleeve 200. Under the action of the conversion member 400, the stability of the side clamping sleeve 220 installed on the mobile phone component 100 can be increased, so that it is not easy to separate from the mobile phone component 100, and the two side clamping sleeves 220 arranged opposite to each other can be clamped and installed on the side of the mobile phone component 100, which increases the fixing stability of the sound amplification sleeve 210 and is also easy to disassemble it;

[0050] When the speaker hole on the mobile phone component 100 is amplified, the sound can be processed and the loudness of the sound can be increased by the cooperation of the sound amplification base shell 510, the conical tube 1 520, the connecting pipe 530 and the conical tube 2 540 on the sound amplification component 500, and the resonance member 550, so as to amplify the sound;

[0051] In order to increase the adaptability of the side jacket 220 to mobile phone components 100 of different specifications, when facing mobile phone components 100 of different specifications, the push plate 600 is rotated to make its protrusion abut against the push plate 610, driving the push plate 610 to push the slide plate 620 to move the side jacket 220, so that the two side jackets 220 are displaced in opposite directions, thereby adjusting the distance between the two side jackets 220 to adapt to mobile phone components 100 of different specifications, thereby increasing the adaptability, flexibility and convenience of the speaker hole sound amplification structure.

[0052] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A magnetic cell phone speaker hole sound amplification structure, comprising a cell phone component (100), wherein both ends of the front side of the cell phone component (100) are provided with speaker holes for dispersing sound outward, characterized in that: The bottom of the mobile phone component (100) is provided with a mounting sleeve (200), and the front side of the end of the mounting sleeve (200) is integrally provided with a sound amplification sleeve (210), and at the same time, sound amplification components (500) are symmetrically provided on the left and right sides of the inner cavity of the sound amplification sleeve (210), and one end of the mounting sleeve (200) is provided with a magnetic attraction component (300).

2. The magnetic cell phone speaker hole sound amplification structure according to claim 1, characterized in that: An assembly groove (201) is provided in the middle of the inner surface of the installation sleeve (200), and through grooves (202) are symmetrically provided at both ends of the inner surface of the installation sleeve (200).

3. The magnetic cell phone speaker hole sound amplification structure according to claim 2, characterized in that: Side clamping sleeves (220) are symmetrically arranged at the left and right ends of the sound amplification sleeve (210), and a sliding groove (221) is opened on the front side of the opposite side of the two side clamping sleeves (220), and one end of the inner cavity of the sliding groove (221) is connected to a flexible connecting belt (222).

4. The magnetic cell phone speaker hole sound amplification structure according to claim 1, characterized in that: One end of the magnetic attraction component (300) is connected to a connecting belt (301), and one end of the connecting belt (301) away from the magnetic attraction component (300) is connected to a flexible base belt (302), wherein the other end of the flexible base belt (302) is connected to the surface of the installation sleeve (200).

5. The magnetic cell phone speaker hole sound amplification structure according to claim 1, characterized in that: A conversion component (400) is installed in the middle of the inner cavity of the sound amplification sleeve (210), and one end of the conversion component (400) is plugged into the charging port of the mobile phone component (100).

6. The magnetic cell phone speaker hole sound amplification structure according to claim 1, characterized in that: The sound amplification component (500) comprises a sound amplification base shell (510), and the sound amplification base shells (510) are two and symmetrically installed at the speaker holes on the mobile phone component (100), and one end of the sound amplification base shell (510) is connected to a conical tube one (520), and the conical tube one (520) is multiple.

7. The magnetic cell phone speaker hole sound amplification structure according to claim 6, characterized in that: The other end of the conical tube 1 (520) is plugged with a connecting pipe (530), and the end of the connecting pipe (530) away from the conical tube 1 (520) is sleeved with the conical tube 2 (540).

8. The magnetic cell phone speaker hole sound amplification structure according to claim 7, characterized in that: Through holes (541) are provided through opposite sides of the inner cavities of the first conical tube (520) and the second conical tube (540); a resonance component (550) is horizontally arranged in the inner cavity of the connecting pipe (530); and both ends of the resonance component (550) extend to the inner cavities of the first conical tube (520) and the second conical tube (540) through the through hole (541); and an assembly plate (560) is sleeved on the surface of the connecting pipe (530).

9. The magnetic cell phone speaker hole sound amplification structure according to claim 2, characterized in that: The inner cavity of the assembly groove body (201) is equipped with a push plate (600), and the bottom of the push plate (600) is connected to a connecting rod (601). At the same time, the bottom of the connecting rod (601) penetrates to the outside of the installation sleeve (200), and the bottom of the connecting rod (601) is movably connected to an adjusting rod (602) via a rotating shaft.

10. The magnetic cell phone speaker hole sound amplification structure according to claim 9, characterized in that: Push plates (610) are symmetrically arranged at both ends of the push plate (600), and a slide plate (620) and an elastic member (630) are respectively arranged in the inner cavity of the through slot (202).