CN101291356B - Mobile terminal apparatus - Google Patents
Mobile terminal apparatus Download PDFInfo
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- CN101291356B CN101291356B CN 200710098167 CN200710098167A CN101291356B CN 101291356 B CN101291356 B CN 101291356B CN 200710098167 CN200710098167 CN 200710098167 CN 200710098167 A CN200710098167 A CN 200710098167A CN 101291356 B CN101291356 B CN 101291356B
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Abstract
The invention relates to a keypress device and a mobile terminal device. The keypress device comprises a casing, a barrier and a keypress module; the barrier is arranged in the casing and forms a receiving space with partial casing; and the keypress module is arranged in the receiving space and comprises a keypress part and a flexible circuit board, partial keypress part is exposed outside the casing, and the flexible circuit board is used to induce the action of the keypress part. The invention also discloses a mobile terminal device. The keypress device and the mobile terminal device can reduce accumulated tolerance caused by the assembly to improve use effectiveness, reliability and service life.
Description
Technical field
The present invention relates to a kind of key device and mobile terminal apparatus, particularly relate to a kind of key device and mobile terminal apparatus that can reduce the assembling tolerance.
Background technology
Progress along with science and technology, portable electronic product also develops towards functional and microminiaturized direction, mobile terminal apparatus particularly, notebook computer, device for mobile communication and personal digital assistant (Personal Digital Assistant for example, PDA) etc., not only provide multi-functional and make life convenient, diversified product kenel more satisfies user demand.In addition, most mobile terminal apparatus all has a key device or a key-press module, with as input interface and be user-friendly for and control.
Please refer to shown in Figure 1ly, a kind of known mobile terminal apparatus 1 comprises a upper shell 11, a key-press module 12, a LCD MODULE 13, a main circuit board 14, a lower house 15 and a battery pack 16.In this, mobile terminal apparatus 1 is the example explanation with the device for mobile communication, but is not limited to this.Wherein, key-press module 12 has a flexible circuit board 121 and a button portion 122.
When assembling, key-press module 12, LCD MODULE 13, main circuit board 14 and other perimeter component (for example camera module 17, loudspeaker 18 etc.) are installed between upper shell 11 and the lower house 15, then with upper shell 11 and lower house 15 combinations.In addition, key-press module 12 is embedded in upper shell 11, and its button portion 122 need be exposed to upper shell 11 by the key hole 111 of upper shell 11.Again battery pack 16 is installed in the back side of lower house 15, so just finishes assembling operation.
Because embedded design is when assembling, procedure for producing causes component tolerances and assembling tolerance, can't avoid the generation of cumulative limit.As shown in Figure 1, one longitudinally cumulative limit axle (shown in the figure axis) by upper shell 11, key-press module 12, main circuit board 14, lower house 15, battery pack 16 and other perimeter component etc.Yet, this longitudinally cumulative limit can bring many bad influences, for example the button portion 122 of key-press module 12 and flexible circuit board 121 loose contacts influence reliability and the useful life of key-press module 12; Or produce a unexpected difference in height between button portion 122 and the upper shell 11, and cause bad order etc.
Therefore, how to provide a kind of key device and mobile terminal apparatus, can reduce the cumulative limit that assembling causes, improve effective utilization, reliability and useful life, real is one of important topic.
Summary of the invention
Main purpose of the present invention is, overcome the defective that existing key device and mobile terminal apparatus exist, and provide a kind of key device and mobile terminal apparatus of new structure, technical problem to be solved is enough to reduce the cumulative limit that assembling causes, improving effective utilization, reliability and useful life, thereby be suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of key device that the present invention proposes, it comprises: a casing; One interval body is arranged at said machine casing and forms an accommodation space with said machine casing partly; And a key-press module, being arranged at above-mentioned accommodation space, this key-press module comprises: a button portion, its part is exposed to the said machine casing outside; With a flexible circuit board, in order to respond to the start of above-mentioned button portion.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid key device, wherein said casing have a upper shell and a lower house, and above-mentioned interval body is arranged at above-mentioned upper shell.
Aforesaid key device, wherein said interval body is with engaging, chimeric, bonding or sealed and be linked to said machine casing.
Aforesaid key device, wherein said interval body has a hole.
Aforesaid key device, it more comprises: a signal transmission line, one end and above-mentioned key-press module electrically connect, and above-mentioned signal transmission line is arranged in above-mentioned hole.
Aforesaid key device, wherein said signal transmission line are a winding displacement.
The object of the invention to solve the technical problems also realizes by the following technical solutions.According to a kind of mobile terminal apparatus that the present invention proposes, it comprises: a casing; One interval body is arranged at said machine casing and forms an accommodation space with said machine casing partly, and above-mentioned interval body has a hole; One key-press module is arranged at above-mentioned accommodation space, and this key-press module comprises: a button portion, and its part is exposed to the said machine casing outside; And a flexible circuit board, in order to respond to the start of above-mentioned button portion; One main circuit board is arranged in the said machine casing and is positioned at outside the above-mentioned accommodation space; And a signal transmission line, be arranged in above-mentioned hole, to electrically connect above-mentioned key-press module and above-mentioned main circuit board.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid mobile terminal apparatus, wherein said casing have a upper shell and a lower house, and above-mentioned interval body is arranged at above-mentioned upper shell.
Aforesaid mobile terminal apparatus, wherein said interval body is with engaging, chimeric, bonding or sealed and be linked to said machine casing.
Aforesaid mobile terminal apparatus, wherein said signal transmission line are a winding displacement.
Aforesaid mobile terminal apparatus, it is a personal digital assistant, a device for mobile communication or a digital media player.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present invention thes contents are as follows:
In order to achieve the above object, the invention provides a kind of key device and comprise a casing, an interval body and a key-press module.Interval body is arranged at casing and forms an accommodation space with casing partly.Key-press module is arranged at accommodation space, comprises a button portion and a flexible circuit board.The part of button portion is exposed to the casing outside, and flexible circuit board is in order to the start of induced key portion.
In addition, in order to achieve the above object, the present invention provides a kind of mobile terminal apparatus to comprise a casing, an interval body, a key-press module, a main circuit board and a signal transmission line in addition.Interval body is arranged at casing and forms an accommodation space with the part casing, and has a hole.Key-press module is arranged at accommodation space and comprises a button portion and a flexible circuit board.The part of button portion is exposed to the casing outside, and flexible circuit board is in order to the start of induced key portion.Main circuit board is arranged in the casing and is positioned at outside the accommodation space.Signal transmission line is arranged in hole, to electrically connect key-press module and main circuit board.
From the above, because key-press module and other assembly (for example main circuit board and perimeter component) being separated by interval body according to a kind of key device of the present invention and mobile terminal apparatus, so cumulative limit can be resolved into two parts at least during assembling: a part of by key-press module and upper shell assemble produce; Another part is by other assembly of mobile terminal apparatus, for example main circuit board, lower house, battery pack and other perimeter component assemble produce.With known art, the present invention makes cumulative limit to be controlled individually by the design of new construction concept, and reaches the purpose that reduces cumulative limit, and then improves effective utilization, reliability and useful life, and promotes product competitiveness.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is a kind of schematic diagram of known mobile terminal apparatus;
Fig. 2 is the schematic diagram according to a kind of key device of preferred embodiment of the present invention;
Fig. 3 is the part sectioned view of the key device of Fig. 2; And
Fig. 4 is the schematic diagram according to a kind of mobile terminal apparatus of preferred embodiment of the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to key device and its embodiment of mobile terminal apparatus, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Please refer to shown in Figure 2ly, a kind of key device 2 of preferred embodiment of the present invention comprises a casing 21, an interval body 22 and a key-press module 23.Wherein, interval body 22 is arranged at casing 21 and forms an accommodation space S1 with casing partly 21.In the present embodiment, casing 21 has a upper shell 213 and a lower house 214, and interval body 22 is arranged at upper shell 213, and forms accommodation space S1 with upper shell 213.Interval body 22 can engage, chimeric, bonding or locking mode and be linked to the upper shell 213 of casing 21.
Key-press module 23 is arranged in the accommodation space S1.In the present embodiment, key-press module 23 has a flexible circuit board 231 and at least one button portion 232, is example in this with most button portions 232.Wherein, flexible circuit board 231 is arranged at interval body 22 in order to the start of induced key portion 232.Button portion 232 is arranged at flexible circuit board 231 and part is exposed to upper casing 213 outsides.In this, button portion 232 is exposed to upper shell 213 by most key holes 2131.
In addition, key device 2 is extendible to be a mobile terminal apparatus, and other assembly of mobile terminal apparatus, for example main circuit board and panel display module etc. can be placed in upper shell 213 and lower house 214 formed accommodation space S2.
Fig. 3 is the part sectioned view of key device 2.As shown in Figure 3, key device 2 more comprises a signal transmission line 24, be example in this with the winding displacement, and interval body 22 has a hole 221.Signal transmission line 24 is arranged in hole 221, and one end and key-press module 23 electric connections, and the other end is connected with other electronic building brick, for example a main circuit board 25.By this, just can be sent to main circuit board 25 with pressing the signal that key-press module 23 produces.
Because key-press module 23 can assemble jointly with the upper shell 213 of casing 21, so cumulative limit can be resolved into two parts at least: a part by key-press module 23 and upper shell 213 assemble produce; Another part is by other assembly, for example main circuit board 25, lower house 214 and other perimeter component assemble produce.So, cumulative limit can be controlled individually, and then reaches the purpose that reduces cumulative limit.
Please refer to shown in Figure 4ly, a kind of mobile terminal apparatus 3 of preferred embodiment of the present invention comprises a casing 31, an interval body 32, a key-press module 33, a main circuit board 35 and a signal transmission line 34.In the present embodiment, mobile terminal apparatus 3 is such as but not limited to a personal digital assistant, a device for mobile communication or a digital media player etc.
Key-press module 33 is arranged in the accommodation space S3.In the present embodiment, key-press module 33 has a flexible circuit board 331 and at least one button portion 332.Wherein, flexible circuit board 331 is arranged at interval body 32 in order to the start of induced key portion 332.Button portion 332 is arranged at flexible circuit board 331 and part is exposed to upper casing 313 outsides.
Main circuit board 35 is arranged in the casing 31 and is positioned at outside the accommodation space S3, and electrically connects with key-press module 33.In the present embodiment, main circuit board 35 and key-press module 33 electrically connect by signal transmission line 34, and in this, signal transmission line 34 is example with the winding displacement.Interval body 32 has a hole 321, and signal transmission line 34 is arranged in hole 321, and one end and key-press module 33 electric connections, and the other end and main circuit board 35 electrically connect.By this, just can be sent to main circuit board 35 with pressing the signal that key-press module 33 produces.
With regard to mobile terminal apparatus 3, because key-press module 33 can assemble jointly with the upper shell 313 of casing 31, so cumulative limit can be resolved into two parts at least: a part by key-press module 33 and upper shell 313 assemble produce; Another part is by other assembly of mobile terminal apparatus 3, for example main circuit board 35, lower house 314, battery pack 36 and other perimeter component assemble produce.So, cumulative limit can be controlled individually, and then reaches the purpose that reduces cumulative limit.
In sum, because key-press module and other assembly (for example main circuit board and perimeter component) being separated by interval body according to a kind of key device of the present invention and mobile terminal apparatus, so cumulative limit can be resolved into two parts at least during assembling: a part of by key-press module and upper shell assemble produce; Another part is by other assembly of mobile terminal apparatus, for example main circuit board, lower house, battery pack and other perimeter component assemble produce.With known art, the present invention makes cumulative limit to be controlled individually by the design of new construction concept, and reaches the purpose that reduces cumulative limit, and then improves effective utilization, reliability and useful life, and promotes product competitiveness.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention with preferred embodiment openly as above, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (3)
1. a mobile terminal apparatus is characterized in that, comprises:
One casing has a upper shell and a lower house;
One interval body is arranged at above-mentioned upper shell and forms an accommodation space with above-mentioned upper shell partly, and above-mentioned interval body has a hole;
One key-press module is arranged at above-mentioned accommodation space, and this key-press module comprises:
One button portion, its part is exposed to the said machine casing outside; And
One flexible circuit board is in order to respond to the start of above-mentioned button portion;
One main circuit board is arranged in the said machine casing and is positioned at outside the above-mentioned accommodation space; And
One signal transmission line is arranged in above-mentioned hole, to electrically connect above-mentioned key-press module and above-mentioned main circuit board;
Wherein, above-mentioned interval body is with engaging, chimeric, bonding or sealed and be linked to above-mentioned upper shell.
2. mobile terminal apparatus according to claim 1 is characterized in that, wherein above-mentioned signal transmission line is a winding displacement.
3. mobile terminal apparatus according to claim 1 is characterized in that, it is a personal digital assistant, a device for mobile communication or a digital media player.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710098167 CN101291356B (en) | 2007-04-20 | 2007-04-20 | Mobile terminal apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710098167 CN101291356B (en) | 2007-04-20 | 2007-04-20 | Mobile terminal apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101291356A CN101291356A (en) | 2008-10-22 |
| CN101291356B true CN101291356B (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710098167 Active CN101291356B (en) | 2007-04-20 | 2007-04-20 | Mobile terminal apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101291356B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385996A (en) * | 2001-05-14 | 2002-12-18 | 日本电气株式会社 | Portable communication device |
| CN1627771A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(中国)研究开发中心有限公司 | Portable terminal |
-
2007
- 2007-04-20 CN CN 200710098167 patent/CN101291356B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385996A (en) * | 2001-05-14 | 2002-12-18 | 日本电气株式会社 | Portable communication device |
| CN1627771A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(中国)研究开发中心有限公司 | Portable terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101291356A (en) | 2008-10-22 |
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