CN219499419U - Public address cell-phone shell - Google Patents
Public address cell-phone shell Download PDFInfo
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- CN219499419U CN219499419U CN202223299307.5U CN202223299307U CN219499419U CN 219499419 U CN219499419 U CN 219499419U CN 202223299307 U CN202223299307 U CN 202223299307U CN 219499419 U CN219499419 U CN 219499419U
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- mobile phone
- phone shell
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- duct
- sound
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The utility model discloses a loudspeaker mobile phone shell, which comprises a mobile phone shell body, wherein a charging hole is formed in one end of the mobile phone shell body, a slit duct is arranged on the left side and/or the right side of the charging hole, the slit duct is opposite to a mobile phone sound outlet hole, the opening area of the slit duct is larger than the area of the mobile phone sound outlet hole, at least one side of the slit duct is also provided with a supporting part, the height of the supporting part is larger than the height of the slit duct, the supporting part is used for clamping the mobile phone by the mobile phone shell body, and a gap with a distance D is formed between the mobile phone sound outlet and the slit duct, wherein D is larger than zero. According to the sound amplifying mobile phone shell provided by the utility model, the Bernoulli principle is utilized, the sound emitted by the loudspeaker of the mobile phone can be amplified only by carrying out simple mechanical structure improvement on the common mobile phone shell, the mobile phone is not required to be connected to external sound amplifying equipment to obtain larger sound volume satisfaction, the volume of the mobile phone is not required to be increased, and the larger sound volume can be obtained, so that the mobile phone shell is energy-saving and environment-friendly.
Description
Technical Field
The utility model relates to the field of mobile phone shells, in particular to a loudspeaker mobile phone shell.
Background
Generally, when people play music using a smart phone, sound is mainly transmitted through a speaker. In order to obtain better sound quality, mobile phone research and development engineers need to continuously improve and innovate speakers. When people play music through a loudspeaker, the volume is usually adjusted to the maximum, and the mobile phone electric quantity is consumed greatly when the sound is adjusted to the maximum. Even when the loss of the electric quantity of the mobile phone is not considered, the volume is adjusted to the maximum, and the requirement of people can not be met, so that people can only obtain larger volume satisfaction through connecting the mobile phone to external public address equipment.
CN213585911U discloses a cell-phone shell with public address function, adopts the scheme of installing the megaphone at the cell-phone shell back to realize public address effect, and its advantage is that the installation is simple, dismantles conveniently, portable, but the design is comparatively complicated to the cost is higher.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the mobile phone shell with the sound amplifying function can obtain larger sound volume only by improving the simple mechanical structure of the common mobile phone shell without connecting the mobile phone to external sound amplifying equipment to obtain larger sound volume satisfaction.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a charging hole is formed in one end of the mobile phone shell body;
a slit duct is arranged on the left side and/or the right side of the charging hole, the slit duct is opposite to the mobile phone sound outlet hole, and the opening area of the slit duct is larger than the area of the mobile phone sound outlet hole;
the mobile phone comprises a mobile phone shell body, and is characterized in that at least one side of the slit duct is further provided with a supporting part, the height of the supporting part is larger than that of the slit duct, the supporting part is used for clamping the mobile phone by the mobile phone shell body, and a gap with a distance D is formed between a mobile phone sound outlet and the slit duct, wherein D is larger than zero.
Further, the support part is arranged at the left side and/or the right side of the slit duct, and the support part is a support column.
Further, the number of the support columns is 2.
Further, the mobile phone shell body is provided with a sinking structure, and the slit conduit is arranged in the sinking structure.
Further, the support portion is disposed on at least one side of the slit duct away from the charging hole.
Further, the supporting portion and the mobile phone shell body are integrally formed.
Further, the upper end face of the supporting part is of a plane structure, and the upper end face of the supporting part is perpendicular to the side face of the mobile phone shell body.
Further, the upper end face of the supporting part is connected with the side face of the mobile phone shell body through an arc structure, the plane of the upper end face of the supporting part and the plane of the side frame of the mobile phone shell body are tangent to the arc structure, and the plane of the upper end face of the supporting part and the extension face of the plane of the side frame of the mobile phone shell body are mutually perpendicular.
Further, the slit duct is in a circular ring shape close to the opening of the mobile phone sound outlet.
Further, the area of the opening of the slit duct close to the mobile phone sound outlet is smaller than the area of the slit duct far away from the mobile phone sound outlet.
The utility model has the beneficial effects that:
according to the loudspeaker mobile phone shell, the slit duct is arranged on the mobile phone shell corresponding to the mobile phone sound outlet, the opening area of the slit duct is larger than the area of the mobile phone sound outlet, the lower end of the mobile phone shell body is provided with the supporting part, and the height of the supporting part is larger than that of the slit duct. When the mobile phone loudspeaker sounds, air is sprayed out through the sound outlet, according to Bernoulli principle, the air flow speed sprayed out from the sound outlet is faster, the pressure intensity is also lower, surrounding air and air sprayed out from the sound outlet enter the slit duct together, so that the quantity of sprayed air is rapidly increased, therefore, the sound pressure level of sound emitted by the loudspeaker is improved, the sound emitted by the mobile phone loudspeaker can be amplified, the mobile phone is not required to be connected to external sound amplifying equipment to obtain larger volume satisfaction, the volume of the mobile phone is not required to be increased, and the mobile phone can be provided with larger volume by simply improving the mechanical structure of a common mobile phone shell, so that the mobile phone has the advantages of energy conservation and environmental protection.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a loudspeaker housing according to the present utility model;
fig. 2 is a schematic structural diagram of a second embodiment of a loudspeaker housing according to the present utility model;
fig. 3 is a schematic diagram of a loudspeaker housing according to the present utility model;
fig. 4 is a schematic diagram showing the distance between the sound outlet of the loudspeaker housing and the slit duct.
The reference numerals in the figures illustrate: 1. a mobile phone shell body; 2. a support part; 3. a slit conduit; 4. a charging hole; 5. a sinking structure; 6. and a sound outlet hole.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1, a speaker phone case includes a phone case body 1;
a charging hole 4 is formed in one end of the mobile phone shell body;
a slit duct 3 is arranged on the left side and/or the right side of the charging hole 4, the slit duct 3 is opposite to the mobile phone sound outlet hole 6, and the opening area of the slit duct 3 is larger than the area of the mobile phone sound outlet hole 6;
at least one side of the slit duct 3 is further provided with a supporting portion 2, the height of the supporting portion 2 is greater than the height of the slit duct 3, the supporting portion 2 is used for clamping the mobile phone by the mobile phone shell body 1, as shown in fig. 4, a gap with a distance D is formed between the mobile phone sound outlet 6 and the slit duct 3, wherein D is greater than zero.
Referring to fig. 3, the structural principle of the present utility model is briefly described as follows:
when the mobile phone loudspeaker sounds, the sound outlet holes 6 are used for spraying air, the air flow speed sprayed from the sound outlet holes 6 is high, the pressure is low, surrounding air and air sprayed from the sound outlet holes enter the slit duct 3 together, the quantity of sprayed air is rapidly increased, and therefore the sound pressure level of sound emitted by the loudspeaker is improved, and the sound emitted by the mobile phone loudspeaker can be amplified.
From the above description, the beneficial effects of the utility model are as follows: the mobile phone is not required to be connected to external sound amplifying equipment to obtain larger sound volume satisfaction, the sound volume of the mobile phone is not required to be increased, and the mobile phone shell with a sound amplifying function is only required to be subjected to mechanical structure improvement, so that larger sound volume can be obtained, and the mobile phone is energy-saving and environment-friendly.
Further, the supporting portion 2 is disposed at the left side and/or the right side of the slit duct 3, and the supporting portion 2 is a supporting column 2.
Further, the number of the support columns 2 is 2.
As can be seen from the above description, the supporting portion 2 may be the supporting columns 2, and the number of the supporting columns 2 may be 1 or 2. When the number of the support columns 2 is 1, the support columns are arranged on the left side or the right side of the lower end of the mobile phone shell body 1, preferably, when the support columns 2 are simultaneously arranged on the left side and the right side of the lower end of the mobile phone shell body 1, the number of the support columns 2 is 2. When the mobile phone is placed in the loudspeaker mobile phone shell, the 2 support columns 2 can be better matched with the mobile phone shell body 1 to clamp the mobile phone.
Further, the mobile phone shell body is provided with a sinking structure 5, and the slit duct 3 is arranged inside the sinking structure 5.
Further, the support part 2 is disposed on at least one side of the slit duct 3 away from the charging hole 4.
Further, the support portion 2 and the mobile phone housing body 1 are integrally formed.
As can be seen from the above description, the left and right sides of the lower end of the mobile phone shell body 1 are provided with the sinking structure 5, the slit duct 3 is disposed inside the sinking structure 5, and the edge of the sinking structure 5 is provided with the supporting portion 2, preferably, the supporting portion 2 and the mobile phone shell body 1 are integrally formed. The integrated mobile phone shell has higher overall structural strength and is convenient for die sinking processing.
Further, the upper end face of the supporting portion 2 is of a planar structure, and the upper end face of the supporting portion 2 is perpendicular to the side frame of the mobile phone shell body 1. In some embodiments, the upper end surface of the supporting portion 2 is connected with the side frame of the mobile phone shell body 1 through an arc structure, a plane where the upper end surface of the supporting portion 2 is located and a plane where the side frame of the mobile phone shell body 1 is located are tangent to the arc structure, and the plane where the upper end surface of the supporting portion 2 is located and an extension plane where the side frame of the mobile phone shell body 1 is located are perpendicular to each other.
As can be seen from the above description, the upper end surface of the supporting portion 2 has a planar structure, and can be matched with the frame of the mobile phone housing body 1 to fix and clamp the mobile phone better. Because the shape and the structure of the mobile phones of different models are different, the connecting structure of the supporting part 2 and the frame can be adjusted so as to be convenient for adapting to the mobile phones of different models, and the mobile phones have good fixing and clamping effects.
Further, the opening of the slit duct 3 near the phone sound outlet 6 is circular.
As can be seen from the above description, in use, the slit duct 3 is arranged in a circular shape near the opening of the phone sound outlet 6, so that air ejected from the phone sound outlet 6 can better enter the slit duct 3 to achieve better sound amplifying effect.
Further, the opening area of the slit duct 3 close to the phone sound outlet 6 is smaller than the area of the slit duct 3 far from the phone sound outlet 6.
As can be seen from the above description, the opening area of the slit duct 3 near the phone sound outlet 6 is smaller than the area of the slit duct 3 away from the phone sound outlet 6, and preferably, the slit duct 3 has a truncated cone-shaped horn structure, which can further amplify the tiny sound.
Example 1
Fig. 1 is a block diagram of a loudspeaker housing according to an embodiment of the present utility model.
A loudspeaker mobile phone shell comprises a mobile phone shell body 1; a charging hole 4 is formed in the middle of the lower end of the mobile phone shell body 1; slit ducts 3 are provided on the left and right sides of the lower end of the handset housing body 1, and in some embodiments, a single slit duct 3 may be provided for a single speaker handset. When the mobile phone is placed in the mobile phone, the slit duct 3 is opposite to the sound outlet hole 6 at the lower end of the mobile phone, and the opening area of the slit duct 3 is larger than the area of the sound outlet hole 6 of the mobile phone. Preferably, because the sizes of the mobile phone sound outlet holes of different models are different, the shell of the sound amplifying mobile phone is customized according to the specific model of the mobile phone, so that the opening area of the arranged slit duct 3 is ensured to be larger than the area of the mobile phone sound outlet hole 6.
The mobile phone is characterized in that at least one side of the slit duct 3 is further provided with a supporting portion 2, the height of the supporting portion 2 is larger than that of the slit duct 3, the supporting portion 2 is used for clamping the mobile phone by the mobile phone shell body 1, and a gap with a distance D is formed between the mobile phone sound outlet 6 and the slit duct 3, wherein D is larger than zero. Specifically, in this embodiment, there are 2 support columns 2, which are respectively disposed on one side of the two slit ducts 3 away from the charging hole 4. When the mobile phone is used, the mobile phone is placed in, and the support column 2 is matched with the mobile phone shell body 1 to fix and clamp the mobile phone.
In this embodiment, the support column 2 is higher than the slit duct 3, a mobile phone is placed in the support column 2 and the mobile phone shell body 1 are matched to fix and clamp the mobile phone, and the width D between the mobile phone sound outlet 6 and the slit duct 3 is greater than zero. Wherein the value of the width D cannot be zero, and if the sound outlet 6 of the mobile phone is directly connected with the slit duct 3, the sound amplifying effect cannot be achieved. The areas of the mobile phone sound outlet holes 6 of different models are different, so that the width distance between the mobile phone sound outlet holes 6 and the slit duct 3 can be set according to mobile phones of different models.
When the mobile phone loudspeaker is used, the sound production is carried out by the mobile phone loudspeaker, the sound outlet hole 6 is used for spraying air, the air flow speed sprayed from the sound outlet hole 6 is high, the pressure can be low, the air in the gap and the air sprayed from the sound outlet hole 6 enter the slit duct 3 together, the quantity of sprayed air is rapidly increased, and therefore the sound pressure level of sound emitted by the mobile phone loudspeaker is improved, and the sound emitted by the mobile phone loudspeaker can be amplified.
Example two
Fig. 2 is a block diagram of a loudspeaker housing according to a second embodiment of the present utility model.
The second embodiment provides a loudspeaker housing, which is different from the first embodiment in that the left and right sides of the lower end of the mobile phone housing body 1 are provided with a sinking structure 5, and the slit duct 3 is disposed inside the sinking structure 5. In this embodiment, at least one side of the charging hole 4 is provided with a sinking structure 5, a slit conduit 3 is disposed inside the sinking structure 5, a supporting portion 2 is disposed on an edge of the sinking structure 5, and a certain distance is formed between the supporting portion 2 and the slit conduit 3. Preferably, the support part 2 is integrally formed with the mobile phone case body 1. The upper end face of the supporting part 2 is of a planar structure, and the upper end face of the supporting part 2 is perpendicular to the side frame of the mobile phone shell body 1. In this embodiment, the upper end surface of the supporting portion 2 is connected with the side frame of the mobile phone shell body 1 through an arc structure, a plane where the upper end surface of the supporting portion 2 is located and a plane where the side frame of the mobile phone shell body 1 is located are tangent to the arc structure, and the plane where the upper end surface of the supporting portion 2 is located is perpendicular to an extension plane of the plane where the side frame of the mobile phone shell body 1 is located.
When in use, the supporting part 2 is matched with the mobile phone shell body 1 to fix and clamp the mobile phone. Because the supporting part 2 and the mobile phone shell body 1 are integrally formed, the surface contacted with the mobile phone is more attached to the mobile phone, and the supporting strength is higher.
Example III
The third embodiment provides a loudspeaker housing, which is different from the first embodiment in that the opening of the slit duct 3 near the sound outlet 6 of the mobile phone is circular, which is not shown in the figure. The opening of the slit duct 3 close to the mobile phone sound outlet 6 is in a circular shape, and air sprayed out of the mobile phone sound outlet 6 can better enter the slit duct 3 to achieve a better sound amplifying effect. Preferably, the end of the slit duct 3 away from the sound outlet 6 and the circular opening of the slit duct 3 are arranged in a cone-shaped horn structure, which can amplify the tiny sound further.
In summary, according to the sound amplifying mobile phone shell provided by the utility model, the Bernoulli principle is utilized, the sound pressure level of sound emitted by the loudspeaker can be improved only by carrying out simple mechanical structure improvement on the mobile phone shell with the sound amplifying function, the sound emitted by the loudspeaker of the mobile phone is amplified, the mobile phone is not required to be connected to external sound amplifying equipment to obtain a larger sound volume satisfaction sense, the volume of the mobile phone is not required to be increased, and the larger sound volume can be obtained, so that the mobile phone shell is energy-saving and environment-friendly.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (10)
1. The loudspeaker mobile phone shell is characterized by comprising a mobile phone shell body;
a charging hole is formed in one end of the mobile phone shell body;
a slit duct is arranged on the left side and/or the right side of the charging hole, the slit duct is opposite to the sound outlet hole of the mobile phone, and the opening area of the slit duct is larger than the area of the sound outlet hole;
the mobile phone is characterized in that at least one side of the slit duct is further provided with a supporting portion, the height of the supporting portion is larger than that of the slit duct, the supporting portion is used for clamping the mobile phone by the mobile phone shell body, and a gap with a distance D is formed between the sound outlet hole and the slit duct, wherein D is larger than zero.
2. The mobile phone housing according to claim 1, wherein the support is provided at the left and/or right side of the slit duct, the support being a support column.
3. The mobile phone housing of claim 2, wherein the number of support posts is 2.
4. The mobile phone housing according to claim 1, wherein the mobile phone housing body is provided with a sinking structure, and the slit duct is disposed inside the sinking structure.
5. The mobile phone housing of claim 4, wherein the support is provided on at least one side of the slot duct remote from the charging aperture.
6. The mobile phone housing of claim 5, wherein the support portion is integrally formed with the mobile phone housing body.
7. The mobile phone shell according to claim 6, wherein the upper end face of the supporting portion is of a planar structure, and the upper end face of the supporting portion is perpendicular to the side frame of the mobile phone shell body.
8. The mobile phone shell according to claim 7, wherein the upper end surface of the supporting portion is connected with the side surface of the mobile phone shell body through an arc structure, a plane of the upper end surface of the supporting portion and a plane of the side frame of the mobile phone shell body are tangent to the arc structure, and the plane of the upper end surface of the supporting portion and an extension surface of the plane of the side frame of the mobile phone shell body are perpendicular to each other.
9. A mobile phone casing as claimed in any one of claims 1 to 8, wherein the slit duct is annular in shape adjacent the opening of the sound outlet.
10. The mobile phone housing of claim 9, wherein an area of the slit duct opening proximate the sound outlet is smaller than an area of the slit duct away from the sound outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223299307.5U CN219499419U (en) | 2022-12-08 | 2022-12-08 | Public address cell-phone shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223299307.5U CN219499419U (en) | 2022-12-08 | 2022-12-08 | Public address cell-phone shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219499419U true CN219499419U (en) | 2023-08-08 |
Family
ID=87476754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223299307.5U Active CN219499419U (en) | 2022-12-08 | 2022-12-08 | Public address cell-phone shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219499419U (en) |
-
2022
- 2022-12-08 CN CN202223299307.5U patent/CN219499419U/en active Active
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