CN211509090U - Earphone sound output structure and terminal equipment - Google Patents
Earphone sound output structure and terminal equipment Download PDFInfo
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- CN211509090U CN211509090U CN202020390694.5U CN202020390694U CN211509090U CN 211509090 U CN211509090 U CN 211509090U CN 202020390694 U CN202020390694 U CN 202020390694U CN 211509090 U CN211509090 U CN 211509090U
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Abstract
The utility model discloses a sound structure and terminal equipment are gone out to earphone, earphone goes out sound structure and includes front housing, earphone, and the front housing includes platelike portion, the end wall that extends backward by the top of platelike portion, platelike portion includes the leading flank towards the front side, the trailing flank towards the rear side, is provided with the through-hole on the platelike portion, and earphone is installed on the leading flank and is just right to the position department with the through-hole; the rear side face of the plate-shaped part is attached with a baffle, the baffle comprises a first section and a second section which is bent backwards from the top end of the first section, a first gap communicated with the through hole is formed between the first section and the plate-shaped part, a second gap is formed between the second section and the end wall, and the second gap is communicated with the first gap and jointly forms a sound outlet channel. The utility model discloses a preceding shell need not to consider the shaping of sound passageway when moulding plastics, has simplified the mould structure of preceding shell, and the structure of sound passageway is confirmed through the surface shape of preceding shell and baffle for the structure of sound passageway changes in the optimization, thereby makes terminal equipment have the tone quality effect of preferred.
Description
Technical Field
The utility model relates to an electronic equipment technical field, concretely relates to earphone goes out sound structure still relates to a terminal equipment who has this earphone goes out sound structure simultaneously.
Background
Earphones of terminal equipment such as mobile phones, pads and the like are usually arranged in a shell, and meanwhile, a sound outlet channel is arranged on the shell so that the sound of the earphones can be transmitted out conveniently; the sound outlet channel is usually conducted to the top end of the front side of the terminal equipment, so that the sound outlet channel is difficult to form; for example, when the front shell of some current cell-phones is through injection molding process shaping, utilize the oblique top of mould to form out the sound passageway on the front shell, the oblique top structure is comparatively complicated to cause the burr easily, there is the risk of stifled hole even, influence the function of earphone, and receive the restriction of mould structure, the extending direction of sound passageway extends towards the top of front shell earlier, and extend towards the front side of front shell after being 90 degrees's right angle bending, and like this, it leads the sound effect relatively poor to be the sound passageway of right angle. In order to simplify the structure of the front shell mold, some mobile phones are provided with slide positions at the head of the front shell on the mold, so that a cavity at the position corresponding to the position where the receiver is installed on the front shell extends to the top end of the front shell and then penetrates to the top end surface of the front shell, namely, an opening is formed on the top end surface of the front shell, then the opening is covered by a blocking piece, and the blocking piece is arranged between the front shell and the battery cover due to the fact that the battery cover is wrapped outside the top end surface of the front shell, and the whole length size of the mobile phone can be increased by adding the blocking piece; and the separation blade has crowded space of occupying the battery cover, leads to battery cover periphery thickness inhomogeneous, has improved the degree of difficulty of moulding plastics of battery cover, and simultaneously, the separation blade still can crowd the overall arrangement space of occupying the antenna, has increased the laminating degree of difficulty of antenna, and the separation blade still has the risk that drops, influences the audio frequency effect.
SUMMERY OF THE UTILITY MODEL
One of the objectives of the present invention is to provide an earphone sound output structure to simplify the mold structure of the front shell of the terminal device, and ensure the audio effect of the terminal device with better quality.
The second purpose of the utility model is to provide a terminal equipment.
In order to achieve the above object, the utility model adopts the following technical scheme:
the earphone sound outlet structure comprises a front shell and an earphone, wherein the front shell comprises a platy part and an end wall extending backwards from the top end of the platy part, the platy part comprises a front side surface facing the front side and a rear side surface facing the rear side, a through hole extending from the front side surface to the rear side surface is formed in the platy part, and the earphone is arranged on the front side surface and at a position opposite to the through hole; the rear side face of the plate-shaped part is attached with a baffle, the baffle comprises a first section and a second section which is bent backwards from the top end of the first section, a first gap communicated with the through hole is formed between the first section and the plate-shaped part, a second gap is formed between the second section and the end wall, and the second gap is communicated with the first gap and jointly forms a sound outlet channel.
Preferably, the joint of the first section and the second section forms a first arc-shaped surface; the joint of the plate-shaped part and the end wall forms a second arc-shaped surface corresponding to the first arc-shaped surface.
Preferably, the rear side of the plate-shaped part is provided with a recessed part which extends from the top edge of the through hole to the joint of the plate-shaped part and the end wall.
Preferably, a screen assembly is attached to a rear side surface of the plate-shaped portion.
Preferably, a concave position is arranged on the periphery of the through hole on the rear side surface of the plate-shaped part, the baffle is embedded in the concave position, and the surface of the first section, which is far away from the through hole, is flush with the rear side surface of the plate-shaped part.
Preferably, a plug is embedded in one end, away from the first gap, of the second gap, a plurality of sound holes are formed in the plug, and the plug is clamped between the second section of the baffle and the screen assembly.
Preferably, a ring-shaped convex rib is arranged on the front side surface of the plate-shaped part and positioned at the periphery of the through hole, the convex rib surrounds an accommodating space for accommodating the earphone, a lap joint part is formed at a part of the front side surface of the plate-shaped part and positioned between the inner edge of the convex rib and the outer edge of the through hole, and the earphone is attached to the lap joint part.
Preferably, the two sides of the through hole are respectively provided with a buckle flange, and the two sides of the first section of the baffle are respectively provided with a clamping part clamped with the two buckle flanges.
In order to achieve the second purpose, the utility model adopts the following technical scheme:
the terminal equipment comprises the earphone sound output structure.
The utility model provides a preceding shell need not to consider the shaping of sound passageway when moulding plastics, therefore has simplified the mould structure of preceding shell, and the structure of sound passageway is confirmed through the surface shape of preceding shell and baffle for the structure of sound passageway changes in the optimization, thereby makes terminal equipment have the tone quality effect of preferred.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the installation of the baffle plate and the front housing in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
13 | Convex |
| 11 | |
20 | |
| 112 | |
21 | |
| 12 | Plate- |
22 | |
| 121 | |
23 | Clamping |
| 122 | Through |
222 | |
| 123 | |
30 | |
| 124 | |
40 | |
| 125 | |
50 | |
| 126 | |
60 | Plug |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 and 2, for the earphone sound emitting structure of the present invention, specifically, an earphone sound emitting structure of a mobile phone, includes a front shell 10 and an earphone 30, the front shell 10 is a plate-shaped portion 12, the top end of the plate-shaped portion 12 is provided with an end wall 11 extending backward (i.e. toward the mobile phone screen side), the plate-shaped portion 12 includes a front side 121 facing the front side (i.e. the side of the mobile phone back) and a rear side 123 facing the rear side (i.e. the side of the mobile phone screen), a through hole 122 is formed on the plate-shaped portion 12, the through hole 122 extends from the front side 121 to the rear side 123, the through hole 122 is formed at a position close to the top end of the plate-shaped portion 12, the earphone 30 is mounted on the front side 121 opposite to the through hole, a face of the earphone 30 matched with the front side 121 is connected and matched with the front side 121, specifically, an edge of a face of the earphone 30 matched with the front side 121 is connected to an edge of the front side 121 at a position of the, with the earpiece 30 at its edge in sealing engagement with the front side 121 at the edge of the through hole 122. A baffle 20 is attached to the rear side face 123 of the plate-shaped portion 12, that is, the baffle 20 and the earpiece 30 are respectively disposed on two sides of the plate-shaped portion 12, the baffle 20 includes a first section 21 and a second section 22, wherein the first section 21 is attached to the rear side face 123 of the plate-shaped portion 12 at a position opposite to the through hole 122, the second section 22 is formed by bending the top end portion of the first section 21 backwards, a first gap is formed between the first section 21 and the plate-shaped portion 12, the first gap is communicated with the through hole 122, the second section 22 is in clearance fit with the end wall 11 after being bent backwards to form a second gap, and the second gap is communicated with the first gap and jointly forms a sound outlet channel; the first gap may be formed by attaching the bottom end portion of the first section 21 of the baffle 20 to the rear side surface 123 of the plate-shaped portion 12, and fitting the top end portion of the first section 21 to the plate-shaped portion 12 with a gap, or by providing a recessed portion 126 at a position on the rear side surface 123 of the plate-shaped portion 12 corresponding to the top end of the first section 21, the recessed portion 126 extending from the top edge of the through hole 122 to a position where the plate-shaped portion 12 is joined to the end wall 11, so that after the first section 21 of the baffle 20 is attached to the rear side surface 123, the space formed by the recessed portion 126 of the through hole at the front end of the first section 21 forms the first gap, and the first gap is communicated with the through hole 122; of course, a concave portion may be provided on a side surface of the first section 21 of the baffle 20 facing the through hole 122, so that the concave portion provided on the first section 21 extends from a position where the first section 21 faces the through hole to a position where the first section 21 is connected with the second section 22; in short, the first gap described above may be formed between the first stage 21 of the baffle plate 20 and the plate-like portion 12.
When the structure is installed, the first section 21 of the baffle 20 is adhered to the plate-shaped part 12 through the back adhesive, and then the earphone is installed on the plate-shaped part 12; because the through hole 122 is directly formed on the plate-shaped part 12 of the front shell 10, and the baffle 20 and the front shell 10 are assembled in the subsequent assembly process, the baffle 20 and the front shell 10 can be respectively formed by an injection molding process, and the front shell 10 does not need to consider the forming of the sound outlet channel during the injection molding, the mold structure of the front shell is simplified, the structure of the sound outlet channel is determined by the surface shapes of the front shell 10 and the baffle 20, so that the structure of the sound outlet channel is easier to optimize, and the terminal device has better sound quality effect. Simultaneously, as shown in fig. 2, after battery cover 40 is installed on preceding shell 10, the lateral wall of battery cover 40 is located the outside of preceding shell 10 end wall, adopts the utility model discloses an above-mentioned structure can not crowd the installation space who accounts for battery cover 40's space and antenna, guarantees the integrality of battery cover 40 lateral wall, has reduced the degree of difficulty of antenna laminating.
In a preferred embodiment, the present invention sets the junction of the first section 21 and the second section 22 of the baffle 20 to be arc-shaped, that is, the first arc-shaped surface 222 is formed at the position where the first section 21 and the second section 22 of the baffle 20 are joined toward one side of the front shell 10, the second arc-shaped surface 112 is formed by a chamfer at the position where the plate-shaped portion 12 is joined to the end wall 11, and the second arc-shaped surface 112 corresponds to the first arc-shaped surface 222, so that an arc-shaped fit gap is formed at the position where the first gap and the second gap are communicated, thereby avoiding forming a right angle in the sound outlet channel, and making the sound emitted from the earphone 30 better transmitted through the sound outlet channel.
In addition, the screen assembly 50 is attached to the rear side 123 of the plate-shaped portion 12, the rear side 123 of the plate-shaped portion 12 is provided with a concave portion 124, the concave portion 124 is arranged at the periphery of the through hole 122, so that a step portion is formed at the periphery of the through hole 122, the baffle 20 is embedded in the concave portion 124, the surface, away from the through hole 122, of the first section 21 of the baffle 20 is flush with the rear side 123 of the plate-shaped portion 12, the screen assembly 50 can be completely attached to the rear side 123 of the plate-shaped portion 12, and the first section 21 of the baffle 20 is embedded in the plate-shaped portion 12, so that the purpose of reducing the overall thickness of the terminal device can be achieved. In addition, a plug 60 is embedded at one end of the second gap (i.e., the sound emitting channel is located at the opening formed on the surface of the terminal device) far away from the first gap, the plug 60 is used as an appearance decoration to cover the sound emitting channel, and a plurality of sound emitting holes are formed in the plug 60, the plug 60 is clamped between the second section 22 of the baffle plate 20 and the screen assembly 50, when the plug 60 is embedded into the sound emitting channel, and then the screen assembly 50 is mounted with the front case 10, and the plug 60 is pressed by the screen assembly 50.
In order to facilitate earphone 30 to fix a position when the installation, the utility model discloses be provided with protruding muscle 13 on the leading flank 121 of platelike portion 12, protruding muscle 13 is cyclic annular and encircles in the periphery outside of through-hole 122, the enclosure of protruding muscle 13 becomes a accommodation space, earphone 30 inlays and puts in this accommodation space, the leading flank 121 of platelike portion 12 is located the part between protruding muscle 13 and the through-hole 122 edge and forms a bridging portion, during the installation, inlay earphone 30 in accommodation space, the periphery of earphone 13 is laminated on protruding muscle 13, therefore, utilize protruding muscle 13 to prescribe a limit to earphone 30's position, bond earphone 30 on being located the backing adhesive on the bridging portion simultaneously, protruding muscle 13 not only can fix a position earphone 30 when the installation, simultaneously in the use, can also protect earphone 30. In addition, referring to fig. 2, in order to facilitate the installation of the baffle 20 and the front shell 10, two sides of the through hole 122 are respectively provided with a fastening flange 125, and correspondingly, two sides of the first section 21 of the baffle 20 are respectively provided with a fastening portion 23, when in installation, the two fastening portions 23 on the baffle 20 are respectively fastened with the two fastening flanges 125, so that the quick installation of the baffle 20 and the front shell 10 can be realized.
The utility model discloses a terminal equipment includes foretell earphone sound structure, and it not only can be foretell cell-phone, can also be pad and intelligent wearing equipment etc..
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (9)
1. The earphone sound outlet structure is characterized by comprising a front shell and an earphone, wherein the front shell comprises a plate-shaped part and an end wall extending backwards from the top end of the plate-shaped part, the plate-shaped part comprises a front side surface facing the front side and a rear side surface facing the rear side, a through hole extending from the front side surface to the rear side surface is formed in the plate-shaped part, and the earphone is arranged at a position, opposite to the through hole, on the front side surface; the rear side face of the plate-shaped part is attached with a baffle, the baffle comprises a first section and a second section which is bent backwards from the top end of the first section, a first gap communicated with the through hole is formed between the first section and the plate-shaped part, a second gap is formed between the second section and the end wall, and the second gap is communicated with the first gap and jointly forms a sound outlet channel.
2. The earpiece sound emitting structure of claim 1, wherein a junction of the first section and the second section forms a first arcuate face; the joint of the plate-shaped part and the end wall forms a second arc-shaped surface corresponding to the first arc-shaped surface.
3. The earpiece sound structure of claim 1, wherein the rear side of the plate is provided with a recess extending from a top edge of the through hole to a junction of the plate and the end wall.
4. The earpiece sound structure of claim 1, wherein a screen assembly is attached to a rear side of the plate portion.
5. The earpiece sound emitting structure of claim 4, wherein the rear side of the plate-shaped portion is provided with a recess at the periphery of the through hole, the baffle is embedded in the recess, and the surface of the first section away from the through hole is flush with the rear side of the plate-shaped portion.
6. The earpiece sound emitting structure of claim 4, wherein a plug is embedded in an end of the second gap away from the first gap, the plug having a plurality of sound holes, the plug being clamped between the second section of the baffle and the shield assembly.
7. The earpiece sound emitting structure of claim 1, wherein a ring-shaped rib is disposed on the front side of the plate-shaped portion at the periphery of the through hole, the rib defines a receiving space for receiving the earpiece, a part of the front side of the plate-shaped portion between an inner edge of the rib and an outer edge of the through hole forms a lap joint portion, and the earpiece is attached to the lap joint portion.
8. The earpiece sound emitting structure of claim 1, wherein a snap flange is disposed on each of two sides of the through hole, and a snap portion is disposed on each of two sides of the first section of the baffle plate for engaging with the snap flanges.
9. Terminal device, characterized in that it comprises an earpiece sound outlet structure according to any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020390694.5U CN211509090U (en) | 2020-03-24 | 2020-03-24 | Earphone sound output structure and terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020390694.5U CN211509090U (en) | 2020-03-24 | 2020-03-24 | Earphone sound output structure and terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211509090U true CN211509090U (en) | 2020-09-15 |
Family
ID=72403086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020390694.5U Active CN211509090U (en) | 2020-03-24 | 2020-03-24 | Earphone sound output structure and terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211509090U (en) |
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2020
- 2020-03-24 CN CN202020390694.5U patent/CN211509090U/en active Active
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