CN105281740A - Key device and terminal - Google Patents
Key device and terminal Download PDFInfo
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- CN105281740A CN105281740A CN201510443834.4A CN201510443834A CN105281740A CN 105281740 A CN105281740 A CN 105281740A CN 201510443834 A CN201510443834 A CN 201510443834A CN 105281740 A CN105281740 A CN 105281740A
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- key device
- terminal
- pressure
- pressurized zone
- optical transmission
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Abstract
The embodiment of the invention discloses a key device. The key device comprises a terminal housing and a pressure sensing system, wherein the terminal housing comprises a pressed region, the pressed region is used for bearing a pressure and transmitting the pressure to the pressure sensing system; and the pressure sensing system comprises a fitting piece and a pressure-sensitive element arranged between the fitting piece and the pressed region, and the pressure-sensitive element senses the pressure transmitted by the pressed region and outputs a corresponding control signal. The embodiment of the invention further provides a terminal comprising the key device. According to the invention, the key device provided by the embodiment of the invention is capable of realizing a key function under the condition that the terminal housing is not open, a keycap is prevented from being clamped and worn, the dustproof and waterproof functions of the terminal are improved, and the service lifetime of the terminal is further prolonged.
Description
Technical field
The present invention relates to electronic technology field, especially a kind of key device and terminal.
Background technology
For electronic equipment, input equipment is absolutely necessary a part, and these input equipments comprise keyboard (button), mouse and touch-screen etc.Button is more and more simplified at portable mobile termianl, is mainly used in realizing the functions such as switching on and shutting down, screen locking, volume adjusting.
The button of the current mobile terminal generally flexible PCB of and electronic joint young by keycap, band pot and relevant standing part forms.User presses keycap and triggers pot son generation signal, and signal transfers to mainboard by flexible PCB and carries out relevant treatment.
But the design of this type of side switch workpiece, needs perforate on the fuselage of mobile terminal, and fuselage easily occurs card key with coordinating of keycap, the faults such as motion wearing and tearing.In addition, liquid easily invades fuselage interior from keycap and housing gap, causes component failure in fuselage, affects the useful life of mobile terminal, also affects the experience that user uses.
Summary of the invention
The embodiment of the present invention provides a kind of key device and terminal, and the problem of card key fault and dustproof and waterproof weak effect easily appears in the button in order to solve terminal in prior art.
A kind of key device that the embodiment of the present invention provides, comprising: comprise terminal enclosure and pressure sensitive system, wherein:
Described terminal enclosure comprises pressurized zone, and described pressurized zone is used for bearing pressure and transfers the pressure to described pressure sensitive system;
Described pressure sensitive system comprises counterpart and is located at the pressure cell between described counterpart and described pressurized zone, and described pressure cell is responded to the pressure that transmitted by described pressurized zone and exported corresponding control signal.
The embodiment of the present invention additionally provides a kind of terminal, comprises above-mentioned key device.
The key device that the embodiment of the present invention provides, by bearing in the described pressurized zone of described terminal enclosure and transmission of pressure, described pressure cell induction pressure between described pressurized zone and described counterpart export control signal, also keypress function can be realized when terminal enclosure not perforate, avoid the situation of keycap card key and wearing and tearing, also improve the function of terminal dustproof and waterproof, and then extend the useful life of terminal.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only the accompanying drawing of some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the first embodiment of key device of the present invention;
Fig. 2 is the structural representation of the second embodiment of key device of the present invention;
Fig. 3 is the front view of the pressurized zone of the second embodiment of key device of the present invention;
Fig. 4 is the position view of the light seal member of the second embodiment of key device of the present invention;
Fig. 5 is the structural representation of the 3rd embodiment of key device of the present invention;
Description of reference numerals: 1. terminal enclosure, 2. pressurized zone, 3. counterpart, 4. pressure cell, 5. luminous element, 6. optical transmission window, 7. optical transmission component, 8. smooth seal member.
Embodiment
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In describing the invention, it will be appreciated that, term " longitudinal direction ", " radial direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the invention of this reality can not be interpreted as.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
See Fig. 1, it is the structural representation of the first embodiment of key device of the present invention.
This key device comprises terminal enclosure 1 and pressure sensitive system, and wherein terminal enclosure 1 comprises pressurized zone 2, and pressurized zone 2 is for bearing pressure and transferring the pressure to pressure sensitive system; This pressure sensitive system comprises counterpart 3 and is located at the pressure cell 4 between counterpart 3 and pressurized zone 2, and this pressure cell 4 connects with the PCB (PrintedCircuitBoard, printed circuit board (PCB)) of terminal inner.Pressure cell 4 is responded to the pressure that transmitted by pressurized zone 2 and is exported corresponding control signal, and this signal transfers to mainboard by flexible PCB and carries out relevant treatment, and then realizes the functions such as switching on and shutting down, screen locking, volume adjusting.
Pressure cell 4 in the embodiment of the present invention can be pressure sensor or other there is the electronic component of identity function.Use for the convenience of the user, promote experience sense, the thickness T of the terminal shell 1 corresponding to pressurized zone 2 should meet the pressurized sensitivity requirement of pressure cell 4.Again further, the thickness T of above-mentioned pressurized zone 2 is less than the thickness in not subjected to pressure region on terminal shell 1, makes pressure information be delivered to pressure cell 4 more accurately.In addition, pressurized zone 2 can process and have convex, recessed tactile pattern, such as "+", "-" etc.
In the embodiment of the present invention, terminal can arrange multiple key device to realize different controlling functions, also can realize different controlling functions by a key device.
Further, above-mentioned pressurized zone 2 can be located at any part of terminal enclosure 1, the right flank of such as terminal enclosure, left surface, position, upper left, the back side or back side upper right portion, position on the lower side, front etc., be preferably terminal right flank and position, upper left, the back side, these preferred positions meet most of user and use gripping during mobile terminal to be accustomed to, and are convenient to be operated pressurized zone by thumb or other fingers.
Further, the method realizing different control functions by a key device is as follows:
Pressure cell 4 obtains pressure pressing directional information and the compressing time information of pressurized zone 2 transmission, then exports the corresponding mainboard that controls signal to according to pressing directional information and compressing time information and carries out relevant treatment.Wherein, when pressurized zone 2 is located at left surface or the right flank of terminal enclosure 1, pressing direction can comprise upwards, downwards, forward, the direction such as backward; When pressurized zone 2 is located at the position, upper left, the back side of terminal enclosure 1 or back side upper right portion, front position on the lower side, pressing direction can comprise upwards, downwards, left, to the right, to upper left or lower-left, to the direction such as upper right or bottom right; Compressing time can comprise long by with short by.In a preferred embodiment, when pressurized zone 2 is located at left surface or the right flank of terminal enclosure 1, and when press direction be upwards time, corresponding control signal is increase volume; When pressing direction is downward, corresponding control signal is for reducing volume; When press direction be forward time, corresponding control signal is increase brightness; When press direction be backward time, corresponding control signal is reduction brightness; For growing on time when pushed, corresponding control signal is machine open/close; Be on time short when pushed, corresponding control signal is lock/bright screen.
The key device that the embodiment of the present invention provides, by bearing in the pressurized zone of terminal enclosure and the directional information of transmission of pressure, pressure cell induction pressure between pressurized zone and counterpart or temporal information export control signal, also keypress function can be realized when terminal enclosure not perforate, avoid and the card key of keycap appearance and the situation of wearing and tearing are set, also improve the function of terminal dustproof and waterproof, and then extend the useful life of terminal.
With reference to figure 2, it is the structural representation of the second embodiment of key device of the present invention.
In the embodiment of the present invention, according to the structure of the first embodiment of key device of the present invention, wherein, terminal enclosure 1 is also provided with containing cavity in the relevant position of pressure cell 4, and pressure cell 4 is attached at the inwall of the containing cavity close with pressurized zone 2.
In the embodiment of the present invention, this counterpart 3 is elastomeric element; Wherein, this elastomeric element can be spring, foam or other resilient materials, makes pressure cell 4 be fixed in containing cavity better.
See Fig. 3, it is the front view of the pressurized zone 2 of the second embodiment of key device of the present invention.
In the embodiment of the present invention, the pressurized zone 2 be positioned on terminal shell 1 has optical transmission window 6, and wherein, the shape (such as cross, heart, circle, star etc.) of optical transmission window 6 only exemplarily.Can by spraying pressurized zone 2, silk-screen, the fabrication techniques such as capillary processing go out to have the optical transmission window 6 of corresponding pattern.
Further, as shown in Figure 4, key device also comprises the luminous element 5 being located at containing cavity, this luminous element 5 is being positioned between pressurized zone 2 and pressure cell 4, luminous element 5 can be LED light source, and it provides light emission to pressurized zone 2, and light is exhaled by optical transmission window 6.
In the embodiment of the present invention, as shown in Figure 2 and Figure 4, key device also comprises the optical transmission component 7 being located at containing cavity, and this optical transmission component 7 between pressurized zone 2 and pressure cell 4, and is positioned at the position corresponding with above-mentioned optical transmission window 6.This optical transmission component 7 can be the medium with leaded light, astigmatism effect, comprises light guiding film and light guide plate etc.This optical transmission component 7 can convert point-source of light to area source, and light is exhaled by optical transmission window 6, and aspect user also can find the pressurized zone of key device fast under darker environment, improves Consumer's Experience.
In the embodiment of the present invention, the relative position of luminous element 5 and optical transmission component 7 does not have considered critical, can have certain distance between the two, and optical transmission component 7 also can wrap up luminous element 5.
In the embodiment of the present invention, key device also comprises the light seal member 8 being located at containing cavity, and light seal member 8 is between optical transmission window 6 and optical transmission component 7.
See Fig. 4, it is the position view of the light seal member 8 of the second embodiment of key device of the present invention.If the body shell limited space system of mobile terminal, when can not ensure the sealing effectiveness of light, for preventing light leak, can increase light seal member 8 around optical transmission component 7 and luminous element 5, this light seal member 8 is between optical transmission window 6 and optical transmission component 7.Sealing parts 8 are specially the seal structural part of a layer compression, and material can be foam, silica gel, rubber etc.
The key device that the embodiment of the present invention provides, have employed the mode parts such as pressure cell 4 and counterpart 3 being placed on the containing cavity of terminal enclosure 1, makes pressure cell 4 more stable with coordinating of pressurized zone 2, and be beneficial to the assembling of terminal; On the other hand, by arranging optical transmission window 6 in pressurized zone 2, facilitating user to identify indicator diagram, improving Consumer's Experience.
See Fig. 5, it is the structural representation of the 3rd embodiment of key device of the present invention.
In the embodiment of the present invention, key device comprises terminal enclosure 1 and pressure sensitive system, and wherein terminal enclosure comprises pressurized zone 2, and pressurized zone 2 is for bearing pressure and transferring the pressure to pressure sensitive system; Pressure sensitive system comprises counterpart 3 and is located at the pressure cell 4 between counterpart 3 and pressurized zone 2, and pressure cell 4 is responded to the pressure that transmitted by pressurized zone 2 and exported corresponding control signal.
Wherein, as shown in Figure 5, counterpart 3 is screw, makes pressure cell 4 be fixedly connected on pressurized zone 2.In the embodiment of the present invention, pressure cell 4 carries two through holes, is screwed in terminal enclosure 1., the quantity of counterpart 3 is not restricted, to ensure that fixed effect is advisable herein.
With simple structure, the key device that the embodiment of the present invention provides, using screw as counterpart 3, in order to pressure cell 4 is fixed on pressurized zone 2, ensure that pressure cell 4 contacts with the effective of pressurized zone 2.
It is below the explanation of the 4th embodiment of key device of the present invention.
According to the structure of the first embodiment of key device of the present invention, the pressure sensitive system of the embodiment of the present invention also comprises transfer element, and control signal is transferred to the processor of terminal by transfer element from pressure cell 4.
In the embodiment of the present invention, transfer element can be flexible PCB or other elements as Signal transmissions.The setting of transfer element reduces pressure cell 4 and the connection request of terminal handler, can meet the matching requirements in multiple situation.
The key device of the embodiment of the present invention uses transfer element as the transmission medium of control signal between pressure cell 4 and terminal handler, ensure that the Signal transmissions of pressure cell 4 and terminal handler.
Detailed introduction is done to the embodiment of key device of the present invention above.Above-mentioned key device terminal is comprised below by setting forth further.
The embodiment of the present invention additionally provides a kind of terminal, comprises the key device of any one embodiment as above-mentioned key device.Wherein, terminal can be mobile phone, panel computer, navigator, MP3, MP4 etc. have the device of button.
The terminal of the embodiment of the present invention is by bearing in the pressurized zone of terminal enclosure and transmission of pressure, pressure cell induction pressure between pressurized zone and counterpart export control signal, also keypress function can be realized when terminal enclosure not perforate, avoid the situation of keycap card key and wearing and tearing, also improve the function of terminal dustproof and waterproof, and then extend the useful life of terminal.
Above disclosedly be only preferred embodiment of the present invention, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are done, still belong to the scope that invention is contained.
Claims (10)
1. a key device, is characterized in that, comprises terminal enclosure and pressure sensitive system, wherein:
Described terminal enclosure comprises pressurized zone, and described pressurized zone is used for bearing pressure and transfers the pressure to described pressure sensitive system;
Described pressure sensitive system comprises counterpart and is located at the pressure cell between described counterpart and described pressurized zone, and described pressure cell is responded to the pressure that transmitted by described pressurized zone and exported corresponding control signal.
2. key device according to claim 1, is characterized in that, described terminal enclosure is provided with containing cavity in the relevant position of described pressure cell, and described pressure cell is attached at the inwall of the described containing cavity close with described pressurized zone.
3. key device according to claim 2, is characterized in that, described counterpart is elastomeric element.
4. key device according to claim 2, is characterized in that, described key device also comprises the luminous element being located at described containing cavity, and described pressurized zone is provided with optical transmission window.
5. key device according to claim 4, is characterized in that, described key device also comprises the optical transmission component being located at described containing cavity, and described optical transmission component is positioned at the relevant position of described optical transmission window.
6. key device according to claim 5, is characterized in that, described key device also comprises the light seal member being located at described containing cavity, and described smooth seal member is between described optical transmission window and described optical transmission component.
7. key device according to claim 1, is characterized in that, described counterpart is screw, and described screw makes described pressure cell be fixedly connected on described pressurized zone.
8. key device according to claim 1, is characterized in that, described pressure sensitive system also comprises transfer element, and described control signal is transferred to the processor of described terminal by described transfer element from described pressure cell.
9. a terminal, is characterized in that, comprises the key device as described in any one of claim 1-8.
10. terminal according to claim 9, is characterized in that, described terminal comprises mobile phone, panel computer, navigator, MP3 or MP4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510443834.4A CN105281740A (en) | 2015-07-24 | 2015-07-24 | Key device and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510443834.4A CN105281740A (en) | 2015-07-24 | 2015-07-24 | Key device and terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105281740A true CN105281740A (en) | 2016-01-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510443834.4A Pending CN105281740A (en) | 2015-07-24 | 2015-07-24 | Key device and terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105281740A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106686177A (en) * | 2017-03-24 | 2017-05-17 | 维沃移动通信有限公司 | Side key structure and mobile terminal |
| WO2020216137A1 (en) * | 2019-04-25 | 2020-10-29 | 华为技术有限公司 | Touch key assembly, control circuit and electronic device |
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| CN202475307U (en) * | 2012-01-13 | 2012-10-03 | 成都诚欣特自动化系统有限公司 | Piezoelectric controller for agricultural automatic system |
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| CN102945760A (en) * | 2012-11-19 | 2013-02-27 | 珠海市魅族科技有限公司 | Touch button and terminal equipment utilizing same |
| CN103605569A (en) * | 2013-11-13 | 2014-02-26 | 华为终端有限公司 | Method and device for terminal booting |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1758190A (en) * | 2005-11-25 | 2006-04-12 | 昆明凯旋利科技有限公司 | Sensing type input keyboard based on force mode |
| CN101141725A (en) * | 2006-09-08 | 2008-03-12 | 英业达股份有限公司 | Portable terminal unit |
| US20110128366A1 (en) * | 2009-11-30 | 2011-06-02 | Sony Corporation | Information processing apparatus, method and computer-readable medium |
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| CN202475307U (en) * | 2012-01-13 | 2012-10-03 | 成都诚欣特自动化系统有限公司 | Piezoelectric controller for agricultural automatic system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106686177A (en) * | 2017-03-24 | 2017-05-17 | 维沃移动通信有限公司 | Side key structure and mobile terminal |
| WO2020216137A1 (en) * | 2019-04-25 | 2020-10-29 | 华为技术有限公司 | Touch key assembly, control circuit and electronic device |
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Application publication date: 20160127 |
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| RJ01 | Rejection of invention patent application after publication |