CN210130027U

CN210130027U - Mobile terminal

Info

Publication number: CN210130027U
Application number: CN201920807902.4U
Authority: CN
Inventors: 陈明; 吕鹏; 龙贤辉; 范彩辉
Original assignee: Wuxi Ruiqin Technology Co Ltd
Current assignee: Wuxi Ruiqin Technology Co Ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-03-06
Anticipated expiration: 2029-05-30

Abstract

The embodiment of the utility model provides a relate to the communications facilities field, disclose a mobile terminal. The utility model provides a mobile terminal includes the gum cover and has the casing of advancing the sound passageway, be provided with on the casing and be located advance the storage tank of sound passageway opening part, the casing encloses to establish into be equipped with limit structure on the lateral wall of storage tank, the gum cover is fixed limit structure is last and at least partial card is held in the storage tank. The utility model discloses in, mobile terminal can prevent that the gum cover from warping or droing, ensures mobile terminal's audio test yield.

Description

Mobile terminal

Technical Field

The embodiment of the utility model provides a relate to the communication equipment field, in particular to mobile terminal.

Background

The mobile terminal has a housing and a PCB (Printed Circuit Board) assembly. The PCB subassembly includes the PCB board and locates a plurality of electronic component on the PCB board, if: audio components such as microphones and loudspeakers, etc., which are usually mounted on the PCB in the form of patches. Meanwhile, these electronic components are generally connected to the housing through the adhesive cover. The rubber sleeve also has a sealing function, and for an audio element, a cavity in the rubber sleeve can accommodate a microphone or a loudspeaker, so that sound leakage is reduced. The mobile terminal in the prior art is usually designed with two microphones, and in order to ensure the independent audio environment of the microphones, the two microphones are generally placed at the head and the tail of the mobile terminal respectively, and the rubber sleeve is adhered to the head and the tail of the front shell of the mobile terminal through the back adhesive.

The inventor finds that at least the following problems exist in the prior art: when the rear shell is buckled with the front shell, the rubber sleeve at one end of the front shell and the rear shell can be scratched to cause the rubber sleeve to deform and even fall off, so that the audio test yield of the mobile terminal is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a mobile terminal, it can prevent that the gum cover from warping or droing, ensures mobile terminal's audio test yield.

In order to solve the above technical problem, an embodiment of the present invention provides a mobile terminal, including:

the sound inlet channel is arranged on the shell, a containing groove is formed in the position of the opening of the sound inlet channel, the shell is surrounded by a limiting structure on the side wall of the containing groove, and the rubber sleeve is fixed on the limiting structure and at least part of the rubber sleeve is clamped in the containing groove.

The utility model discloses an embodiment is for prior art, through setting up the storage tank advancing sound channel opening part, and be equipped with limit structure on the lateral wall of storage tank, the gum cover is fixed on limit structure and at least partial card is held in the storage tank, make the gum cover can fix on mobile terminal under the dual fixed effect of the card of limit structure's fixing and the card of storage tank, thereby make in mobile terminal's assembling process, even the gum cover can receive the scratch, also can not take place deformation or drop in the first direction under limit structure's fixing effect, can not take place deformation or drop in the second direction under the card of storage tank is held the effect, and then the effectual deformation that has prevented the gum cover drops even, mobile terminal's audio test yield has been ensured.

In addition, the casing is including setting up the preceding shell of storage tank and with the backshell that preceding shell is connected, the backshell includes the main part and certainly the arc portion that main part one end was buckled and is extended, the gum cover includes the gum cover body and certainly the gum cover body is close to the preceding fender portion that the one end of main part was buckled and is extended, the gum cover body card is held in the storage tank, preceding fender portion is fixed limit structure is last. Through the arrangement of the structure, the rubber sleeve is not easy to deform or fall off under the fixing action of the front blocking part and the limiting structure, so that the yield of the audio test of the mobile terminal is further ensured; in addition, the fixed position of the rubber sleeve can be known through the position of the limiting structure, so that the rubber sleeve is easy to position and simple to assemble.

In addition, the sound inlet channel is communicated with the accommodating groove, a first through hole is formed in the rubber sleeve body, and the first through hole is communicated with the sound inlet channel. By the mode, the cavity (namely the first through hole) in the rubber sleeve can be communicated with the sound inlet channel of the microphone, so that sound leakage is reduced, and the audio performance of the microphone is ensured.

In addition, the sound inlet channel forms the opening at the bottom of the accommodating groove, and the first through hole is communicated with the sound inlet channel through the opening.

In addition, still including setting up the gum of storage tank bottom, the gum cover body via the gum with the storage tank bottom is fixed. Through the mode, the rubber sleeve can be more stably fixed on the front shell, so that the rubber sleeve is less prone to deformation and even falling off, and the yield of the audio test of the mobile terminal is further ensured.

In addition, the lateral wall includes the upper side wall that is close to the backshell and with the lower lateral wall that the upper side wall set up relatively, limit structure sets up on the upper side wall.

In addition, limit structure is for hanging the post, be equipped with the second through-hole on the preceding fender portion, it inlays to locate to hang the post in the second through-hole. The arrangement of the structure enables the rubber sleeve to be stably fixed on the limiting structure, and meanwhile, only the hanging column is embedded in the second through hole, the operation of fixing the rubber sleeve is simple, and the manufacturing process of the mobile terminal is simple.

In addition, the hanging column is a protrusion vertically extending from the upper side wall to a direction close to the main body part.

In addition, the number of hanging posts is multiple.

In addition, limit structure is the card portion of holding, be equipped with the card hole on the front baffle portion, the card portion card is held in the card is downthehole.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

Fig. 1 is a schematic perspective view of a mobile terminal according to a first embodiment of the present invention;

fig. 2 is a cross-sectional view of a mobile terminal provided according to a first embodiment of the present invention;

fig. 3 is a schematic perspective view of another mobile terminal according to the first embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the invention. However, the technical solution claimed in the present invention can be realized without these technical details and various changes and modifications based on the following embodiments.

The first embodiment of the present invention relates to a mobile terminal 100, which has a specific structure as shown in fig. 1, fig. 2 and fig. 3, including:

the sound-absorbing device comprises a rubber sleeve 1 and a shell 2 with a sound inlet channel 20, wherein the shell 2 is provided with a containing groove 21 positioned at an opening of the sound inlet channel 20, a limiting structure 22 is arranged on a side wall 211 of the shell 2 which surrounds the containing groove 21, and the rubber sleeve 1 is fixed on the limiting structure 22 and at least part of the rubber sleeve is clamped in the containing groove 21.

The utility model discloses an embodiment is for prior art, opening 201 through advancing sound passageway 20 locates to set up storage tank 21, and be equipped with limit structure 22 on storage tank 21's the lateral wall 211, gum cover 1 fixes on limit structure 22 and at least part card is held in storage tank 21, make gum cover 1 can fix on mobile terminal 100 under limit structure 22's the fixing and storage tank 21's card is held, thereby make in mobile terminal 100's assembly process, even gum cover 1 can receive the scratch, also can not take place the deformation on the first direction X or drop under limit structure 22's fixing effect, can not take place the deformation on the second direction Y or drop under storage tank 21's card is held the effect, and then the effectual deformation that has prevented gum cover 1 drops even, mobile terminal 100's audio test yield has been ensured.

The following describes the implementation details of the mobile terminal 100 provided in the present embodiment in detail, and the following is only provided for the convenience of understanding and is not necessary for implementing the present embodiment.

In this embodiment, the housing 2 includes the front shell 23 provided with the accommodating groove 21 and the rear shell 24 connected to the front shell 23, the rear shell 24 includes the main body portion 241 and the arc portion 242 extending from one end of the main body portion 241 in a bending manner, the rubber sleeve 1 includes the rubber sleeve body 11 and the front blocking portion 12 extending from the rubber sleeve body 11 in a bending manner near one end of the main body portion 241, the rubber sleeve body 11 is held in the accommodating groove 21, and the front blocking portion 12 is fixed on the limiting structure 22. Through the arrangement of the structure, the rubber sleeve 1 is less prone to deformation or falling off in the X direction under the fixing action of the front blocking part 12 and the limiting structure 22, and the yield of the mobile terminal audio test is further ensured; in addition, the fixed position of the rubber sleeve 1 can be known through the position of the limiting structure 22, so that the rubber sleeve 1 is easy to position and simple to assemble.

Specifically, the sound inlet channel 20 is communicated with the accommodating groove 21, the rubber sleeve body 11 is provided with a first through hole 10, and the first through hole 10 is communicated with the sound inlet channel 20. In this way, the cavity (i.e. the first through hole 10) in the rubber sleeve 1 can be communicated with the sound inlet channel 20 of the microphone, so that the sound leakage is reduced, and the audio performance of the microphone is ensured.

It can be understood that the sound inlet channel 20 forms an opening 201 at the bottom of the receiving groove 21, and the first through hole 10 is communicated with the sound inlet channel 20 through the opening 201.

It should be noted that the mobile terminal 100 further includes an adhesive 3 disposed at the bottom of the accommodating groove 21, and the rubber sleeve body 11 is fixed to the bottom of the accommodating groove 21 through the adhesive 3. Through the mode, the rubber sleeve 1 can be more stably fixed on the front shell 23, so that the rubber sleeve 1 is less prone to deformation and even falling off, and the yield of the audio test of the mobile terminal is further ensured.

Note that, in the present embodiment, the side wall 211 includes an upper side wall 2111 adjacent to the rear case 24 and a lower side wall 2112 disposed opposite to the upper side wall 2111, and the stopper structure 22 is disposed on the upper side wall 2111. Since the rear shell 24 is usually buckled to the front shell 23 in the X direction, the position-limiting structure 22 is disposed on the upper sidewall 2111, so that the rubber sleeve 1 is less prone to deformation or even falling off in the X direction after being fixed on the position-limiting structure 22.

Preferably, as shown in fig. 3, the limiting structure 22 is a hanging post, the front stop portion 12 is provided with a second through hole 120, and the hanging post is embedded in the second through hole 120. Due to the arrangement of the structure, when the rubber sleeve 1 can be stably fixed on the limiting structure 22, only the hanging column needs to be embedded in the second through hole 120, the operation of fixing the rubber sleeve 1 is simple, and the manufacturing process of the mobile terminal 100 is simple. It can be understood that the limiting structure 22 in the present embodiment can also be other structures, for example, the limiting structure 22 can be a clamping portion, and the front baffle portion 12 is provided with a clamping hole, so that the technical effect of fixing the rubber sleeve 1 can also be achieved when the clamping portion and the clamping hole are mutually clamped.

Specifically, the hanging post is a projection extending vertically from the upper side wall 2111 in a direction close to the main body portion 241. It should be noted that the number of the hanging columns may be plural, and as shown in fig. 3, the number of the hanging columns is two, and the two hanging columns are symmetrical in the direction of the central axis of the upper side wall 2111. Through setting up a plurality of hanging posts for gum cover 1 can be more stable fix on preceding shell 23. It can be understood that the number of the hanging columns is not specifically limited in the present embodiment, and other numbers of hanging columns can achieve the same technical effect.

For ease of understanding, the following is a detailed description of the assembly process of the mobile terminal in this embodiment:

1. the main microphone rubber sleeve is fixed on the front shell through back rubber and a hanging column;

2. the battery cover with the antenna is buckled with the head part;

3. and finally, the tail part of the battery cover is buckled.

By the arrangement of the structure, the deformation and falling proportion of the rubber sleeve can be greatly reduced from 4-5% to below 0.3%; the problem of poor audio test caused by rubber sleeve scratching is reduced, and the audio test is reduced from 5% to zero; the operation is simpler and more convenient, and the problem that the rubber sleeve falls in the assembly process of the production line is effectively solved.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.

Claims

1. The utility model provides a mobile terminal, includes the gum cover and has into the casing of sound passageway, its characterized in that, be provided with on the casing and be located advance the storage tank of sound passageway opening part, the casing encloses to establish be equipped with limit structure on the lateral wall of storage tank, the gum cover is fixed limit structure is last and at least part card is held in the storage tank.

2. The mobile terminal according to claim 1, wherein the housing includes a front shell and a rear shell, the front shell is disposed in the accommodating groove, the rear shell is connected to the front shell, the rear shell includes a main body portion and an arc portion extending from one end of the main body portion in a bent manner, the rubber sleeve includes a rubber sleeve body and a front stop portion extending from one end of the rubber sleeve body close to the main body portion in a bent manner, the rubber sleeve body is clamped in the accommodating groove, and the front stop portion is fixed to the limiting structure.

3. The mobile terminal according to claim 2, wherein the sound inlet channel is communicated with the receiving groove, and a first through hole is formed in the rubber sleeve body and communicated with the sound inlet channel.

4. The mobile terminal of claim 3, wherein the sound inlet channel forms the opening at a bottom of the receiving slot, and the first through hole communicates with the sound inlet channel through the opening.

5. The mobile terminal of claim 2, further comprising an adhesive disposed at the bottom of the receiving slot, wherein the adhesive cover body is fixed to the bottom of the receiving slot via the adhesive.

6. The mobile terminal of claim 2, wherein the side walls comprise an upper side wall adjacent to the rear housing and a lower side wall disposed opposite the upper side wall, the retaining structure being disposed on the upper side wall.

7. The mobile terminal according to claim 6, wherein the limiting structure is a hanging post, the front stop portion is provided with a second through hole, and the hanging post is embedded in the second through hole.

8. The mobile terminal of claim 7, wherein the hanging post is a protrusion extending vertically from the upper sidewall toward a direction close to the main body.

9. The mobile terminal of claim 7, wherein the number of hanging posts is multiple.

10. The mobile terminal of claim 6, wherein the position limiting structure is a retaining portion, and the front blocking portion is provided with a retaining hole, and the retaining portion is retained in the retaining hole.