CN206363279U - A kind of key of pressure sensor component and electronic equipment - Google Patents

A kind of key of pressure sensor component and electronic equipment Download PDF

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Publication number
CN206363279U
CN206363279U CN201621360767.6U CN201621360767U CN206363279U CN 206363279 U CN206363279 U CN 206363279U CN 201621360767 U CN201621360767 U CN 201621360767U CN 206363279 U CN206363279 U CN 206363279U
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China
Prior art keywords
pressure sensor
key
circuit board
sensor component
electronic equipment
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Application number
CN201621360767.6U
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Chinese (zh)
Inventor
王文涛
周天铎
郭云星
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Goertek Microelectronics Inc
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Goertek Techology Co Ltd
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Priority to CN201621360767.6U priority Critical patent/CN206363279U/en
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Abstract

The utility model discloses a kind of key of pressure sensor component and electronic equipment, the key of pressure sensor component is arranged at the front either back side of casting of electronic device, circuit board including being provided with pressure sensor, circuit board is fixed on the inwall of housing, pressure sensor is in contact with the key zone of housing, output end is additionally provided with circuit board, output end is arranged to the pressure signal that output is produced according to the pressure for being pressed against key zone.Key of pressure sensor assembling components convenience of the present utility model and the high yield rate of assembling;In application aspect, in addition to it can make the normal keypress function of Consumer's Experience, also laid a good foundation for the submerged applications device keys of future development.

Description

A kind of key of pressure sensor component and electronic equipment
Technical field
The utility model is related to pressure sensor technique field, more specifically, the utility model is related to a kind of pressure sensing Device button assembly and electronic equipment.
Background technology
Home key (ability is provided with the either tablet personal computer of most of electronic equipment such as mobile phone on the market now Domain is normally referred to as home keys), and home push-tos are often all disposed within the front of electronic equipment, i.e., same table is arranged on display screen On face.
Current home keys are usually separate machine button or capacitance type touch key.But, separate machine key assembling Complexity, and have the shortcomings that to be easily damaged, difficult waterproof or waterproof failure rate it is high;Capacitance type touch key has can not operate under water Etc. defect.
Utility model content
One purpose of the utility model embodiment is to provide a kind of new technical side that can solve the problem that one of above mentioned problem Case.
According to first aspect of the present utility model, there is provided a kind of key of pressure sensor component, the pressure sensor Button assembly is arranged at the front either back side, including be provided with the circuit board of pressure sensor of casting of electronic device, described Circuit board is fixed on the inwall of the housing, and the key zone of housing is in contact described in the pressure sensor, the circuit board On be additionally provided with output end, the output end is arranged to the pressure letter that output is produced according to the pressure for being pressed against the key zone Number.
Optionally, it is provided with elastic fluid between the pressure sensor and the key zone.
Optionally, the key zone is additionally provided with fixed station, the fixed station and sets fluted, the elastic fluid It is arranged in the groove.
Optionally, the elastic fluid is silica gel or rubber.
Optionally, be additionally provided with supporting table on the housing, the key of pressure sensor component also include with it is described The affixed support arm of circuit board.
Optionally, it is provided with circuit board mounting hole on the support arm.
Optionally, it is additionally provided with supporting table, the supporting table to be provided with the housing and is installed with the circuit board The supporting table mounting hole that hole is used cooperatively.
Optionally, it is provided with positioning holes on circuit board on the support arm.
Optionally, the supporting table used cooperatively with the positioning holes on circuit board is additionally provided with the supporting table to position Pin.
According to second aspect of the present utility model there is provided a kind of electronic equipment, including according to the utility model first party Key of pressure sensor component described in face.
A beneficial effect of the present utility model is, key of pressure sensor assembling components of the present utility model are convenient, And the high yield rate of assembling;Also it is future development in addition to it can make the normal keypress function of Consumer's Experience in application aspect Submerged applications device keys lay a good foundation;So that being provided with the electronic equipment of the button assembly in appearance without protrusion, nothing Gap, and more attractive in appearance, also achieves that button is integrated with shell, and without independent button, water proof and dust proof is better, Neng Goushi Existing underwater operation.
Brief description of the drawings
The accompanying drawing for being combined in the description and constituting a part for specification shows embodiment of the present utility model, and And be used to explain principle of the present utility model together with its explanation.
Fig. 1 is to be implemented according to a kind of key of pressure sensor component of the utility model and a kind of of electronic equipment package assembly The diagrammatic cross-section of structure;
Fig. 2 is a kind of front view of implementation structure according to a kind of key of pressure sensor component of the utility model;
Fig. 3 is a kind of diagrammatic cross-section of implementation structure of the housing according to the utility model a kind of electronic equipment.
Description of reference numerals:
1- circuit boards;11- pressure sensors;
12- positioning holes on circuit board;13- circuit board mounting holes;
2- housings;21- key zones;
3- elastic fluids;4- fixed stations;
41- grooves;5- supporting tables;
52- circuit board locating pins;53- supporting table mounting holes;
6- screws;7- support arms.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that:Unless another Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is not limited Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality New and its application or any limitation used.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable In the case of, the technology, method and apparatus should be considered as a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
In order to solve present in prior art that separate machine key assembling is complicated, be easily damaged, difficult waterproof;Capacitive touch Button is touched so that the problem of electronic equipment can not be operated under water is there is provided a kind of key of pressure sensor component, is set and electronics On the top surface of apparatus casing or ground, as shown in figure 1, the key of pressure sensor component includes being provided with pressure sensor 11 Circuit board 1, circuit board 1 is fixed on the inwall of housing 2, and pressure sensor 11 is in contact with the key zone 21 of housing 2, circuit Output end is additionally provided with plate 1, the output end is arranged to the button letter that output is produced according to the pressure for being pressed against key zone 21 Number.Wherein, the circuit board 1 is specifically as follows hard circuit board;The front either back side of the housing 1 of electronic equipment is specially face The maximum surface of product, and the display screen of electronic equipment is normally located at the front of housing 1, the front either back side of housing 1 It is generally planar.The housing has the effect that rigidly fixes, and its material can be metal either plastics, such as aluminium alloy, no Become rusty steel either PPS etc..
If the circuit board 1 is flexible PCB, then, the button assembly can also include top plate, and flexible PCB is solid It is scheduled on top plate, it is ensured that enough rigidity, prevents pressed by external force at press section because of circuit board deformation build-up of pressure sensor 11 The problem of pressure measured is inaccurate.The top plate is specially rigid material.
Key of pressure sensor assembling components convenience of the present utility model and the high yield rate of assembling.In application aspect, remove It can make outside the normal keypress function of Consumer's Experience, also be laid a good foundation for the submerged applications device keys of future development.
Wherein, housing 2 includes the region of contact pressure sensor 11 on key zone 21 and non-key zone two parts, housing 2 It is then the region Ze Weifei key zones not in contact with pressure sensor 11 on key zone 21, housing 2.Key zone 21 can be in housing On the either optional position at the back side of 2 front, in a specific embodiment of the present utility model, grasped for the ease of user Make, key zone can be arranged on the front of housing 2, and overlapping not with the viewing area of display screen.Pressure of the present utility model is passed Sensor button assembly can be used as the home keys of electronic equipment.
In a specific embodiment of the present utility model, elasticity is additionally provided between pressure sensor 11 and key zone 21 Medium.
Because key zone 21 is located at the front either back side, the pressing keys during the use of electronic equipment of housing 2 Slight deformation occurs for area 21, housing 2, if without above-mentioned elastic fluid, damage may be caused to pressure sensor 11;And And in the assembling process of electronic equipment, may have error so that housing 2 key zone 21 can not with button assembly by Nip contact, i.e. key zone 21 can not be contacted with pressure sensor 11, therefore, and the elastic fluid 3 can be in external force pressing keys Pressure sensor 11 is protected during area 21, assembling tolerance can also be made up, give pressure sensor 11 certain precompressed initial value, Ensure that elastic fluid can be pre-stressed on pressure sensor 11 after electronic equipment assembling.
Specifically, the elastic fluid 3 is such as can be silica gel or rubber.
Because elastic fluid 3 is pressed on pressure sensor 11 in advance so that pressure sensor 11 no pressed by external force by Pressure value is just able to detect that during keypad 21, therefore, in order to improve accuracy of detection, the lifting Consumer's Experience of pressure sensor 11, Pressure sensor 11 can be calibrated so that the pressure that pressure sensor 11 is exported when without pressed by external force in key zone 21 Force value is zero.
Further, it is such as great to hit when under the influence of extraneous force majeure factor, fall, or elastic fluid is permanent Under the influence of deformation etc., corresponding change can occur for the initial zero data of pressure sensor 11, therefore need to recalibrate, from without The feel experience that influence user uses.For example can be that pressure sensor is calibrated automatically after electronic equipment is closed and restarted, Calibration will voluntarily be completed on backstage;Calibration can also voluntarily be selected by the interior instruction set according to user's needs, after the completion of can be with The prompting of " calibrating, Do Not Touch " can be shown by showing on a display screen in the printed words of " calibration has been completed ", calibration process Language, in case user touches key zone and causes calibration result inaccurate.
On this basis, it is moved in order to avoid elastic fluid 3, causes to influence the testing result of pressure sensor 11, In a specific embodiment of the present utility model, as shown in Fig. 2 Fig. 3, fixation is provided with the inwall of the key zone 21 of housing 2 Fluted 41 are set on platform 4, the fixed station 4, elastic fluid 3 is arranged in the groove 41, and pressure sensor 11 passes through the elasticity Medium 3 is contacted with key zone 21.Wherein, fixed station 4 for example can be with housing 2 it is integrally formed or Nian Jie or It is fixedly connected by modes such as screws.In such manner, it is possible to which elastic fluid 3 is fixed, it is to avoid it is during electronic equipment use It is moved.
It is specific real at one of the present utility model in order to reduce the space that key of pressure sensor component takes electronic equipment Apply in example, as shown in Fig. 2 the key of pressure sensor component also includes support arm 7, it is fixed between circuit board 1 and support arm 7 to connect Connect.Specifically, circuit board 1 can be made to the less circle of space-consuming area, then assembled by support arm 7 and electronic equipment Together, so, the space that key of pressure sensor component takes electronic equipment is just substantially reduced.
For example, pressure sensor 12 can be arranged on the center of circuit board 1, the key of pressure sensor component Including relative to 12 centrosymmetric two support arms 7 of the pressure sensor.
Specifically, the support arm 7 is rigid material, such as can be plastics, metal.Can so avoid external force by Support arm 7 deforms upon the problem of pressure for causing pressure sensor 11 to detect is inaccurate when being pressed in electronic equipment key zone 21. Wherein, the support arm 7 and circuit board 1 can be integrally formed or either fix company by screw by welding The mode such as connect affixed.
Further, it is provided with circuit board mounting hole 13 on the support arm 7.
For the ease of key of pressure sensor component is fixed on housing 2, supporting table 5 is additionally provided with the housing 2, with Support arm 7 is fixed in supporting table 5.Wherein, supporting table 5 for example can be integrally formed or Nian Jie with housing 2 Or be fixedly connected by modes such as screws.So, supporting table can play a supporting role to circuit board, it is to avoid pressure sensing Device 11 is moved at external force pressing keys area, influences the testing result of pressure sensor 11.
Support arm 7 can be fixed in supporting table 5 by screw 6.Specifically, as shown in Fig. 1 Fig. 2 Fig. 3, on support arm 7 It is provided with circuit board mounting hole 13, supporting table 5 and is provided with supporting table mounting hole 53, screw 6 runs through the He of circuit board mounting hole 13 Supporting table mounting hole 53 links together support arm 7 and supporting table 5, specifically, can set two circuit boards on circuit board 1 It is provided with mounting hole 13, supporting table 5 and the quantity identical supporting table mounting hole 53 of circuit board mounting hole 13, support arm 7 and branch Support platform 5 is fixedly connected by two screws 6, in such manner, it is possible to so that between key of pressure sensor component and casting of electronic device 2 Fixed form more stablize.
On this basis, it is provided with positioning holes on circuit board 12 on the support arm 7.For the ease of by key of pressure sensor group Part is assembled with electronic equipment, and the built-up time saved between support arm 7 and supporting table 5, support arm 7 sets positioning holes on circuit board 12, the circuit board locating pin 52 used cooperatively with positioning holes on circuit board 12 is provided with supporting table 5, wherein, circuit board positioning Pin 52 and supporting table can be integrally formed.So, when support arm 7 is fixed in supporting table 5, first by support arm 7 Place, then fixed support arm 7 with supporting table 5 after the alignment circuit plate alignment pin 52 of positioning holes on circuit board 12 by screw 6, specifically , positioned between support arm 7 and supporting table 5 by least two pairs positioning holes on circuit board 12 and circuit board locating pin 52, this Sample, can further save built-up time.
In a specific embodiment of the present utility model, it can also be printed with the outer surface of key zone 21 and show button The marking keys of function, so, user can just specify the particular location of key zone, and the work(that pressing keys area 21 can be realized Energy.
Specifically, the components such as pressure sensor 11, processor and electric capacity are provided with circuit board 1, the type of the processor Number for example can be FP100, pressure sensor 11 is arranged to detect the pressure for being pressed against press section, and processor is arranged to root According to the pressure output push button signalling, for example, the pressure value that processor can be detected in pressure sensor 11 is less than first threshold When not output key signal;The pressure value that processor can be detected in pressure sensor 11 is more than first threshold and is less than the second threshold During value, the first push button signalling is exported;Processor can be defeated when the pressure value that pressure sensor 11 is detected is more than Second Threshold Go out the second push button signalling, wherein, first threshold is less than Second Threshold.
Further, processor is also configured to according to number of times of the pressed by external force on pressure sensor 11 and duration output Different push button signallings.For example, the pressure value that can be detected in pressure sensor 11 of processor, which is more than first threshold, is less than the In the case that two threshold values and duration are not less than setting value, the first push button signalling is exported;Processor can be in pressure sensor 11 pressure values detected are more than first threshold and are less than in the case that Second Threshold and duration exceed setting value, output the Three push button signallings;It is small that the pressure value that processor can twice be detected in setting time pressure sensor 11 is more than first threshold In Second Threshold and every time the duration not less than setting value in the case of, export the 4th signal.
So, the pressure for being pressed against press section that the sensor button assembly can just be detected by pressure sensor 11 Output key signal realizes the function of common key-press.Further, the circuit board 1 can be axisymmetric shape, so, be easy to by The button assembly is installed on an electronic device.
The utility model additionally provides a kind of electronic equipment, including above-mentioned sensor button assembly and the company of electronic equipment Binding structure.Now, sensor button assembly may be used as home keys and use.
The electronic equipment, which can be set, realizes corresponding feature operation when receiving different key signal, for example, electronics is set It is standby to be lighted display screen when receiving the first push button signalling;Electronic equipment can show when receiving the second push button signalling Show that content returns to main interface;Electronic equipment can be unlocked when receiving three push button signallings;Electronic equipment can received Screen locking during four push button signallings.
So, above-mentioned button assembly is arranged in the inner walls of electronic equipment, just without the housing in electronic equipment Button is exposed in upper setting perforate etc. so that the electronic equipment is in appearance without protrusion, seamless and more attractive in appearance;Realize by Key is integrated with shell, without independent button, and water proof and dust proof is better, can realize underwater operation.
The electronic equipment can also include linear motor, and electronic equipment is also configured to receiving the situation of push button signalling The lower linear motor vibrations of control.Conventional keys effect can be simulated by the vibrational feedback of linear motor, user can be made clear and definite Whether the electronic equipment performs corresponding function, realizes the combination of vision and tactile, experience effect is more preferably.
Further, the linear motor can be for example arranged on any angle in casting of electronic device, can so be made The oscillation intensity for obtaining linear motor is larger, and avoids influenceing the assembling of mainboard on electronic equipment.
The various embodiments described above primary focus describes the difference with other embodiment, but those skilled in the art should be clear Chu, the various embodiments described above can be used alone or be combined with each other as needed.
Although some specific embodiments of the present utility model are described in detail by example, this area It is to be understood by the skilled artisans that example above is merely to illustrate, rather than in order to limit scope of the present utility model.This Field it is to be understood by the skilled artisans that can be in the case where not departing from scope and spirit of the present utility model, to above example Modify.Scope of the present utility model is defined by the following claims.

Claims (10)

1. a kind of key of pressure sensor component, it is characterised in that the key of pressure sensor component is arranged at electronic equipment The front either back side, including be provided with the circuit board of pressure sensor of housing, the circuit board is fixed on the housing On inwall, the pressure sensor is in contact with the key zone of the housing, and output end is additionally provided with the circuit board, described Output end is arranged to the pressure signal that output is produced according to the pressure for being pressed against the key zone.
2. key of pressure sensor component according to claim 1, it is characterised in that the pressure sensor and described press Elastic fluid is provided between keypad.
3. key of pressure sensor component according to claim 2, it is characterised in that the key zone is additionally provided with fixation Set fluted on platform, the fixed station, the elastic fluid is arranged in the groove.
4. key of pressure sensor component according to claim 2, it is characterised in that the elastic fluid be silica gel or Rubber.
5. key of pressure sensor component according to claim 1, it is characterised in that the key of pressure sensor component Also include the support arm affixed with the circuit board.
6. it is provided with circuit board mounting hole on key of pressure sensor component according to claim 5, the support arm.
7. key of pressure sensor component according to claim 6, it is characterised in that support is additionally provided with the housing The supporting table mounting hole used cooperatively with the circuit board mounting hole is provided with platform, the supporting table.
8. key of pressure sensor component according to claim 7, it is characterised in that be provided with circuit on the support arm Plate positioning hole.
9. key of pressure sensor component according to claim 8, it is characterised in that be additionally provided with the supporting table with The supporting table alignment pin that the positioning holes on circuit board is used cooperatively.
10. a kind of electronic equipment, it is characterised in that pressed including the pressure sensor according to any one of claim 1-9 Key asembly.
CN201621360767.6U 2016-12-12 2016-12-12 A kind of key of pressure sensor component and electronic equipment Active CN206363279U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621360767.6U CN206363279U (en) 2016-12-12 2016-12-12 A kind of key of pressure sensor component and electronic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621360767.6U CN206363279U (en) 2016-12-12 2016-12-12 A kind of key of pressure sensor component and electronic equipment

Publications (1)

Publication Number Publication Date
CN206363279U true CN206363279U (en) 2017-07-28

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CN201621360767.6U Active CN206363279U (en) 2016-12-12 2016-12-12 A kind of key of pressure sensor component and electronic equipment

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109827683A (en) * 2019-03-21 2019-05-31 江苏集萃微纳自动化系统与装备技术研究所有限公司 A kind of detachable pressure sensor and preparation method thereof based on 3D printing technique
CN113558529A (en) * 2021-07-23 2021-10-29 深圳瑞湖科技有限公司 Induction key and floor sweeping robot
CN114114890A (en) * 2021-11-26 2022-03-01 歌尔科技有限公司 Intelligent watch

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109827683A (en) * 2019-03-21 2019-05-31 江苏集萃微纳自动化系统与装备技术研究所有限公司 A kind of detachable pressure sensor and preparation method thereof based on 3D printing technique
CN113558529A (en) * 2021-07-23 2021-10-29 深圳瑞湖科技有限公司 Induction key and floor sweeping robot
CN113558529B (en) * 2021-07-23 2023-07-18 深圳瑞湖科技有限公司 Induction button and robot sweeps floor
CN114114890A (en) * 2021-11-26 2022-03-01 歌尔科技有限公司 Intelligent watch
CN114114890B (en) * 2021-11-26 2023-10-10 歌尔科技有限公司 Intelligent watch

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20200617

Address after: 266104 room 103, 396 Songling Road, Laoshan District, Qingdao, Shandong Province

Patentee after: Goer Microelectronics Co.,Ltd.

Address before: 266104 Laoshan Qingdao District North House Street investment service center room, Room 308, Shandong

Patentee before: GOERTEK TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right