CN215818107U - Terminal device and card holder - Google Patents
Terminal device and card holder Download PDFInfo
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- CN215818107U CN215818107U CN202121991507.XU CN202121991507U CN215818107U CN 215818107 U CN215818107 U CN 215818107U CN 202121991507 U CN202121991507 U CN 202121991507U CN 215818107 U CN215818107 U CN 215818107U
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- card
- card holder
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- inlet hole
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Abstract
The utility model discloses a terminal device which comprises a middle frame, a main board, a microphone and a card support, wherein the main board is connected with the middle frame, a main board sound inlet hole is formed in the main board, the microphone is arranged on the main board and is opposite to the main board sound inlet hole, the card support is connected with the middle frame, at least one card support sound inlet hole is formed in the card support, and the card support sound inlet hole is communicated with the main board sound inlet hole. According to the terminal equipment provided by the embodiment of the utility model, the sound inlet hole of the microphone is arranged on the card holder, the existing structure of the terminal is reasonably utilized as a sound transmission channel, the integrated structure of the microphone and the card holder structure is realized, the microphone is not limited by the space of the terminal, the thickness of the terminal cannot be additionally increased, the double microphones are conveniently arranged at the top and the bottom of the terminal to realize the noise reduction function, and the use experience of a user is improved.
Description
Technical Field
The utility model relates to the technical field of mobile terminals, in particular to a terminal device and a card holder.
Background
Terminal equipment such as cell-phone, panel computer generally only have a microphone to the microphone is located the lower extreme of terminal, along with user's improvement to the conversation quality requirement, has appeared a terminal of two microphones, sets up a microphone respectively in both ends about the terminal promptly, thereby realizes falling the function of making an uproar through setting up two microphones.
Because the upper portion of terminal has more functional devices such as earphone, loudspeaker, flash light, leads to the inner space limited, increases the thickness increase that the microphone can lead to the terminal at the top of terminal to along with the application of 5G technique and the development of comprehensive screen technique, lead to the components and parts on the terminal mainboard to further increase, terminal inner structure space is serious not enough, and the arrangement mode of the top microphone among the correlation technique is unfavorable for the frivolousization development of terminal.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
To this end, an embodiment of the present invention provides a terminal device, which may be provided with a dual-microphone structure and is not limited by a terminal space.
The embodiment of the utility model also provides a card holder.
The terminal device comprises a middle frame, a main board, a microphone and a card support, wherein the main board is connected with the middle frame, a main board sound inlet hole is formed in the main board, the microphone is arranged on the main board and is opposite to the main board sound inlet hole, the card support is connected with the middle frame, at least one card support sound inlet hole is formed in the card support, and the card support sound inlet hole is communicated with the main board sound inlet hole.
According to the terminal equipment provided by the embodiment of the utility model, the sound inlet hole of the microphone is arranged on the card holder, the existing structure of the terminal is reasonably utilized as a sound transmission channel, and the integrated structure of the microphone and the card holder structure is realized, so that the microphone can avoid components at the top of the terminal, is not limited by the terminal space, the thickness of the terminal is not additionally increased, the double microphones can be conveniently arranged at the top and the bottom of the terminal to realize the noise reduction function, and compared with the traditional double-microphone structure, the thickness is thinner, and the use experience of a user is improved.
In some embodiments, the card holder comprises a card holder body and a card holder handle which are connected, a card holder groove is arranged in the middle frame, a middle frame card holder hole is arranged on the side wall of the middle frame, and the card holder body penetrates through the middle frame card holder hole and is detachably installed in the card holder groove in a matched mode.
In some embodiments, the terminal device further includes a battery cover, at least a portion of the middle frame is located in the battery cover, a battery cover clamping hole is formed in the battery cover, the battery cover clamping hole is communicated with the middle frame clamping hole, and the clamping support handle is installed in the battery cover clamping hole in a matched manner.
In some embodiments, the card holder sound inlet hole includes a plurality of first card holder sound inlet holes and/or a plurality of second card holder sound inlet holes, the first card holder sound inlet hole is provided in the card holder handle, the second card holder sound inlet hole is provided in the card holder body, and the first card holder sound inlet hole is communicated with the second card holder sound inlet hole.
In some embodiments, the first card holder sound inlet extends along a length of the card holder, and the second card holder sound inlet extends along a thickness of the card holder.
In some embodiments, the terminal device further includes a card holder, the card holder is connected to the main board and located in the card holder groove, the card holder includes a card needle push rod, the card holder handle is further provided with a card needle hole, the card needle hole is further used as a first sound inlet hole, and the card needle hole is arranged opposite to the card needle push rod.
In some embodiments, the card needle push rod is provided with a card needle push rod sound inlet hole, and the extension direction of the card needle push rod sound inlet hole is the same as the extension direction of the first card support sound inlet hole.
In some embodiments, the terminal device further comprises a sealing element, wherein the periphery of the card bracket is provided with a sealing groove, and the sealing element is matched in the sealing groove.
In some embodiments, the terminal device further comprises a rear shell, wherein the rear shell is connected with the middle frame and is pressed on one side of the main board far away from the card bracket.
In some embodiments, the seal includes a ring portion and an upright portion connected, the ring portion surrounding the snap bracket, the ring portion fitting in a gap between the main plate and the snap bracket, the upright portion fitting in a gap between the rear case and the center frame.
According to another embodiment of the utility model, the card holder is provided with at least one card holder sound inlet hole, and the card holder is suitable for being connected with the middle frame.
In some embodiments, the card holder includes a card holder body and a card holder handle connected to each other, the card holder sound inlet includes a plurality of first card holder sound inlet holes and/or a plurality of second card holder sound inlet holes, the first card holder sound inlet holes are provided in the card holder handle, the second card holder sound inlet holes are provided in the card holder body, and the first card holder sound inlet holes are communicated with the second card holder sound inlet holes.
In some embodiments, the first card holder sound inlet extends along a length of the card holder, and the second card holder sound inlet extends along a thickness of the card holder.
In some embodiments, the card support handle is further provided with a card needle hole, the card needle hole also serves as a first sound inlet hole, and the card needle hole is suitable for being arranged opposite to the card needle push rod.
Drawings
Fig. 1 is an exploded view of a terminal device according to an embodiment of the present invention;
fig. 2 is a sectional view of a terminal device according to an embodiment of the present invention;
fig. 3 is another cross-sectional view of a terminal device according to an embodiment of the present invention;
FIG. 4 is a partial schematic diagram of a terminal device according to an embodiment of the utility model;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
fig. 6 is a schematic diagram of a middle frame of a terminal device according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a card holder of a terminal device according to an embodiment of the present invention;
fig. 8 is another schematic view of a card holder of a terminal device according to an embodiment of the present invention;
FIG. 9 is a schematic view of a seal of a terminal device according to an embodiment of the utility model;
reference numerals:
a middle frame 1, a clamping support groove 11, a middle frame clamping support hole 12, a sealing groove 13,
a main board 2, a main board sound inlet hole 21,
the microphone (3) is arranged in the casing,
a card holder 4, a card holder body 41, a second card holder sound inlet hole 411, a card holder handle 42, a first card holder sound inlet hole 421, a card needle hole 422,
a battery cover 5, a battery cover catch hole 51,
a card seat 6, a card needle push rod 61, a card needle push rod sound inlet hole 611,
the seal 8, the annular portion 81, the upright portion 82,
a rear shell 9.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
A terminal device according to an embodiment of the present invention is described below with reference to the drawings.
As shown in fig. 1 to 9, a terminal device according to an embodiment of the present invention includes a middle frame 1, a main board 2, a microphone 3, and a card holder 4.
Mainboard 2 is installed at the rear end of center 1, is equipped with microphone 3 and mainboard on the mainboard 2 and advances sound hole 21, and microphone 3 establishes in mainboard 2 one side of keeping away from center 1 and relative with mainboard sound hole 21.
Card holds in the palm 4 and links to each other with center 1, and card holds in the palm 4 and has a plurality of holding tanks, and the holding tank is used for placing SIM card or SD card, still is equipped with at least one card support sound inlet on the card support 4 in addition, and the card holds in the palm sound inlet and mainboard sound inlet 21 intercommunication, and external sound can pass through the card and hold in the palm in sound inlet transmission to the terminal, and rethread mainboard sound inlet 21 enters into microphone 3 to realize the collection of sound.
According to the terminal equipment provided by the embodiment of the utility model, the sound inlet hole of the microphone 3 is arranged on the card support 4, the existing structure of the terminal is reasonably utilized as a sound transmission channel, and the integrated structure of the microphone and the card support structure is realized, so that the card support simultaneously realizes the functions of containing the card and sound inlet, the space is saved, the thickness of the terminal is not additionally increased, the terminal is convenient to arrange double microphones to realize the noise reduction function, and compared with the traditional double-microphone structure, the thickness is thinner, and the use experience of a user is improved.
In some embodiments, the terminal device further includes a battery cover 5, the middle frame 1 is located in the battery cover 5, the side wall of the middle frame 1 is located on the periphery side of the middle frame 1, a battery cover clamping hole 51 is formed in the battery cover 5, a middle frame clamping hole 12 is formed in the middle frame 1, the battery cover clamping hole 51 is communicated with the middle frame clamping hole 12, and the card holder 4 sequentially passes through the battery cover clamping hole 51 and the middle frame clamping hole 12 and enters the middle frame 1 to be connected with the middle frame 1.
Specifically, the card holder 4 comprises a card holder body 41 and a card holder handle 42 which are connected, a card holder groove 11 is arranged in the middle frame 1, the card holder body 41 penetrates through a middle frame card holder hole 12 and is detachably matched in the card holder groove 11, and the card holder handle 42 is matched in a battery cover card holder hole 51. And the outer surface of the card-holding handle 42 is flush with the outer surface of the battery cover 5, preventing the card-holding handle 42 from scratching the hand.
In some embodiments, the card support sound inlet on the card support 4 includes a plurality of first card support sound inlet holes 421 and/or a plurality of second card support sound inlet holes 411, the first card support sound inlet holes 421 are provided on the card support handle 42, the second card support sound inlet holes 411 are provided on the card support body 41, the first card support sound inlet holes 421 are communicated with the second card support sound inlet holes 411, the first card support sound inlet holes 421 extend along the length direction of the card support 4, the second card support sound inlet holes 411 extend along the thickness direction of the card support 4, it should be noted that the first card support sound inlet holes 421 are not directly communicated with the second card support sound inlet holes 411, but both of them are communicated with the accommodating groove space on the card support body 41, and the first card support sound inlet holes 421 and the second card support sound inlet holes 411 are naturally communicated through the space of the card support body 41.
Sound passes through first card support sound inlet hole 421 and enters into the draw-in groove, and the rethread second card holds in the palm sound inlet hole 411 and transmits to mainboard sound inlet hole 21, passes through mainboard sound inlet hole 21 at last and transmits to microphone 3.
It should be noted that, the design principle of the microphone 3 requires a front sound cavity and a rear sound cavity, the front sound cavity and the rear sound cavity occupy a larger structural space, and the largest influence factor on the volume and the sound effect of the microphone 3 is the volume of the front sound cavity of the microphone 3, the larger the volume of the front sound cavity is, the larger the volume of the microphone 3 is, the better the sound effect is, but the application of the 5G technology causes a large increase of devices on the terminal motherboard 2, so that the structural space and the space of the motherboard 2 are both limited, and the sound cavity of the microphone has no way to be enlarged.
According to the terminal provided by the embodiment of the utility model, the sound inlet hole is formed in the card holder 4, so that the card holder groove 11 can be used as a front sound cavity of the microphone 3, the volume of the front sound cavity of the microphone 3 is greatly enlarged, and the volume and sound effect of the microphone 3 are greatly improved.
In some embodiments, the terminal device further includes a card socket 6, the card socket 6 is connected to the main board 2, the card socket 6 is configured to receive and read a SIM card or an SD card, a card pin push rod 61 is disposed on the card socket 6, the card pin push rod 61 is disposed in the card socket 11, a card pin hole 422 is further disposed on the card holder handle 42, and a user can extend a card pin into the terminal through the card pin hole 422 and push the card pin push rod 61 to eject the card holder 4 from the card socket 11. The position of card pinhole 422 and card needle push rod 61 are arranged relatively, and card pinhole 422 can also hold in the palm into sound hole 421 as first card, has increased the functionality of card pinhole.
Specifically, the card needle hole 422 is arranged opposite to the card needle push rod 61, the card needle push rod sound inlet hole 611 is formed in the card needle push rod 61, and the extending direction of the card needle push rod sound inlet hole 611 is the same as the extending direction of the card needle hole 422 and the first card support sound inlet hole 421. It should be noted that, the end of the card needle push rod 61 opposite to the card needle hole 422 is a plane structure, which may hinder the sound transmission to a certain extent, so that the card needle push rod sound inlet hole 611 is disposed on the card needle push rod 61, which may reduce the influence of the card needle push rod 61 on the sound transmission, and further improve the sound effect of the microphone 3.
It should be noted that, the card holds in the palm the sound inlet and should avoid the holding tank on the card holds in the palm 4, avoids the card to pack into and shelters from the card and hold in the palm the sound inlet after the card holds in the palm 4, influences into the sound effect, in addition, still is equipped with the blind hole on the card holds in the palm the handle 42, and this blind hole is for letting the card hold in the palm the first card on the handle 42 and hold in the palm sound inlet 421 evenly distributed, increases the aesthetic property of product.
In some embodiments, the terminal device further includes a sealing element 8, a sealing groove 13 is disposed on the periphery of the card holder groove 11, the sealing element 8 is fitted in the sealing groove 13, the sealing element 8 can seal the card holder groove 11, on one hand, external foreign objects can be prevented from entering the terminal through the card holder groove 11, on the other hand, the card holder groove 11 serves as a front sound cavity of the microphone 3, and the sealing element 8 can isolate the front sound cavity from a rear sound cavity of the microphone 3, thereby preventing crosstalk.
Optionally, the sealing element 8 is a sealing silica gel, and the sealing silica gel is injected into the sealing groove 13.
In some embodiments, the terminal device further includes a rear case 9, the rear case 9 is connected to the middle frame 1 and pressed on a side of the main board 2 away from the card bracket 11, the rear case 9 presses the main board 2 onto the middle frame 1, the sealing member 8 includes a connected annular portion 81 and a vertical portion 82, the annular portion 81 is disposed around the card bracket 11, a central axis of the vertical portion 82 is perpendicular to a plane where the annular portion 81 is located, the annular portion 81 is fitted in a gap between the main board 2 and the card bracket 11, the vertical portion 82 is fitted in a gap between the rear case 9 and the middle frame 1, the main board 2 and the annular portion 81 are in an interference fit, and a side wall of the rear case 9 and the annular portion 81 are in an interference fit.
The annular portion 81 serves as a first guarantee of the card support groove 11, and the vertical portion 82 serves as a second guarantee, so that the card support groove 11 can be effectively sealed, and the sealing effect of the terminal device is improved.
The following describes an assembly process of a terminal device according to an embodiment of the present invention.
Firstly, the sealing element 8 is injected into the sealing groove 13 of the middle frame 1, then the clamping seat 6 is welded on the main board 2, the main board 2 is assembled on the middle frame 1, the main board 2 and the annular part 81 of the sealing element 8 on the middle frame 1 form interference fit, the clamping support groove 11 is sealed, then the rear shell 9 is pressed on the main board 2, the side wall of the rear shell 9 and the vertical part 82 of the sealing element 8 form interference fit, the clamping support groove 11 is sealed again, and finally the battery cover 5 is assembled on the middle frame 1.
In the correlation technique, generally set up annular gum cover and realize sealing on the card holds in the palm, because be interference fit between gum cover and the center, the card holds in the palm the in-process at the terminal of packing into, and the gum cover turns over easily, causes the card to hold in the palm the hole and the center is sealed badly, and this application moulds plastics sealing member 8 on center 1, will block to hold in the palm groove 11 and seal up, and the foreign matter only can enter into card support inslot 11 like this, can not get into inside the terminal, and is sealed effectual, promotes product quality.
In addition, the needle hole sealing in the related art is realized by sealing silica gel on the side wall of the middle frame, the battery cover can be jacked up by the sealing silica gel due to the adoption of large-surface matching, and the appearance gap between the battery cover and the middle frame is large and poor in sealing easily, the sealing groove 13 is formed in the middle frame 1, then the sealing element 8 is directly injected on the middle frame 1 by using an in-mold injection molding method, the assembly problem cannot exist, meanwhile, the sealing element 8 is arranged on the middle frame 1 and is not limited by devices on the main board 2, the sealing element 8 can simultaneously seal the gap between the middle frame 1 and the main board 2 and the gap between the middle frame 1 and the rear shell 9, and the gap of the battery cover cannot be influenced while two seals are formed.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly 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 the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (14)
1. A terminal device, comprising:
a middle frame;
the main board is connected with the middle frame, and a main board sound inlet hole is formed in the main board;
the microphone is arranged on the mainboard and is opposite to the mainboard sound inlet hole;
the card support is connected with the middle frame, at least one card support sound inlet hole is formed in the card support, and the card support sound inlet hole is communicated with the mainboard sound inlet hole.
2. The terminal device of claim 1, wherein the card holder comprises a card holder body and a card holder handle connected with each other, a card holder groove is formed in the middle frame, a middle frame card holder hole is formed in a side wall of the middle frame, and the card holder body is detachably fitted and installed in the card holder groove through the middle frame card holder hole.
3. The terminal device according to claim 2, further comprising a battery cover, wherein at least a portion of the middle frame is located in the battery cover, a battery cover clamping hole is formed in the battery cover, the battery cover clamping hole is communicated with the middle frame clamping hole, and the clamping support handle is installed in the battery cover clamping hole in a matched mode.
4. The terminal device according to claim 2, wherein the card holder sound inlet hole comprises a plurality of first card holder sound inlet holes and/or a plurality of second card holder sound inlet holes, the first card holder sound inlet hole is provided in the card holder handle, the second card holder sound inlet hole is provided in the card holder body, and the first card holder sound inlet hole is communicated with the second card holder sound inlet hole.
5. The terminal device of claim 4, wherein the first card holder sound inlet hole extends along a length direction of the card holder, and the second card holder sound inlet hole extends along a thickness direction of the card holder.
6. The terminal device according to claim 4, further comprising a card holder, wherein the card holder is connected to the main board and located in the card holder groove, the card holder includes a card pin push rod, at least one of the card holder sound inlet holes is disposed opposite to the card pin push rod, the card holder handle is further provided with a card pin hole, the card pin hole further serves as a first card holder sound inlet hole, and the card pin hole is disposed opposite to the card pin push rod.
7. The terminal device as claimed in claim 6, wherein the card needle push rod is provided with a card needle push rod sound inlet hole, and the extension direction of the card needle push rod sound inlet hole is the same as the extension direction of the first card holder sound inlet hole.
8. The terminal device according to claim 2, further comprising a seal member, wherein a peripheral side of the card bracket is provided with a seal groove, and the seal member is fitted in the seal groove.
9. The terminal device of claim 8, further comprising a rear housing connected to the middle frame and pressed against a side of the main board away from the card slot.
10. The terminal device of claim 9, wherein the seal includes a ring portion and an upstanding portion connected, the ring portion encircling the card bracket, the ring portion fitting within a gap between the main board and the card bracket, the upstanding portion fitting within a gap between the rear housing and the center frame.
11. The card support is characterized in that at least one card support sound inlet hole is formed in the card support, and the card support is suitable for being connected with a middle frame.
12. The card holder according to claim 11, wherein said card holder comprises a card holder body and a card holder handle connected, said card holder sound inlet hole comprises a plurality of first card holder sound inlet holes and/or a plurality of second card holder sound inlet holes, said first card holder sound inlet hole opens on said card holder handle, said second card holder sound inlet hole opens on said card holder body, said first card holder sound inlet hole communicates with said second card holder sound inlet hole.
13. The card holder according to claim 12, wherein said first card holder sound inlet hole extends along a length direction of said card holder, and said second card holder sound inlet hole extends along a thickness direction of said card holder.
14. The card holder of claim 12, wherein said card holder handle further comprises a card pin hole, said card pin hole further serving as a first card holder sound inlet hole, said card pin hole adapted to be disposed opposite to said card pin pushing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121991507.XU CN215818107U (en) | 2021-08-23 | 2021-08-23 | Terminal device and card holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121991507.XU CN215818107U (en) | 2021-08-23 | 2021-08-23 | Terminal device and card holder |
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| Publication Number | Publication Date |
|---|---|
| CN215818107U true CN215818107U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121991507.XU Active CN215818107U (en) | 2021-08-23 | 2021-08-23 | Terminal device and card holder |
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| CN (1) | CN215818107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023240562A1 (en) * | 2022-06-16 | 2023-12-21 | 北京小米移动软件有限公司 | Middle frame assembly and terminal |
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2021
- 2021-08-23 CN CN202121991507.XU patent/CN215818107U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023240562A1 (en) * | 2022-06-16 | 2023-12-21 | 北京小米移动软件有限公司 | Middle frame assembly and terminal |
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