CN102136386A - Key component and portable electronic device with key component - Google Patents
Key component and portable electronic device with key component Download PDFInfo
- Publication number
- CN102136386A CN102136386A CN2010103006139A CN201010300613A CN102136386A CN 102136386 A CN102136386 A CN 102136386A CN 2010103006139 A CN2010103006139 A CN 2010103006139A CN 201010300613 A CN201010300613 A CN 201010300613A CN 102136386 A CN102136386 A CN 102136386A
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- CN
- China
- Prior art keywords
- keypad
- soft
- occulter
- button assembly
- guide plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Push-Button Switches (AREA)
- Telephone Set Structure (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention provides a key component and a portable electronic device with the key component. The key component comprises a soft rubber plate, a transparent light guide plate, a light-tight shading piece, a keypad and a light-tight soft occulter, wherein a plurality of pressing parts protrude from the rubber plate; a plurality of key holes are formed on the light guide plate corresponding to the pressing parts; the shading piece is coated on the peripheral wall of the light guide plate; the pressing parts pass through the key holes and are pressed against the keypad; and the soft occulter is arranged between the keypad and the shading piece.
Description
Technical field
The present invention relates to a kind of button assembly, relate in particular to a kind of button assembly that is applied to portable electron device.
Background technology
In mobile phones design, for it still can be used in the dark, the normal mobile phone key illumination Design that adopts, general light-emitting diode (the light-emitting diode that adopts, hereinafter to be referred as LED) as the lamp source, this LED is placed on the mobile phone pcb board, directly the required light on the directive key number is located, therefore to make each button can both have uniform brightness because of the irradiation of this LED, in the control of LED quantity, just different demands is arranged, generally need plurality purpose LED, not only increased cost along with the difference of design, in addition, also increased the whole power consumption of mobile phone.In order to reduce led light source quantity, cost and to obtain uniform light source, often adopt light guide plate transmission and homogenizing light.
Though light guide plate can be delivered to the brightness of LED point-source of light each button place, thereby realization is to the illumination of each button.Yet owing to have the fit-up gap usually between hand-set push-button panel and the casing, thereby after being derived via this light guide plate by the light that led light source sends, part light appears from this fit-up gap, and light leakage phenomena promptly takes place.In addition, because the brightness of the light that led light source sends is certain, because, must will influence the illuminating effect of button because part light appears from the fit-up gap.
Summary of the invention
In view of this, be necessary to provide a kind of button assembly that prevents light leak.
Also be necessary to provide a kind of portable electron device that is equiped with described button assembly.
A kind of button assembly, it comprises a soft rubber plate, a transparent light guide plate, a lighttight covering and a keypad, convex with some press sections on this rubber slab, corresponding described press section is formed with the plurality of keys hole on this light guide plate, this covering coats the perisporium of this light guide plate, described press section is passed this key hole and is offseted with this keypad, and this button assembly also comprises a lighttight soft occulter, and this soft occulter is arranged between this keypad and this covering.
A kind of portable electron device, it comprises a button assembly, one circuit board and a casing, this circuit board is arranged in the casing, this button assembly is arranged on this circuit board, this button assembly comprises a soft rubber plate, one transparent light guide plate, an one lighttight covering and a keypad, this rubber slab be provided with some press sections, corresponding described press section is formed with the plurality of keys hole on this light guide plate, this covering coats the perisporium of this light guide plate, described press section by this key hole by and offset with this keypad, this button assembly also comprises a lighttight soft occulter, and this soft occulter is arranged between this keypad and this covering.
Compared to prior art, described button assembly forms a lighttight covering on the perisporium of light guide plate, can prevent that light that light source sends from spilling from the perisporium of light guide plate, simultaneously, one lighttight soft occulter is set between keypad and covering, when this button assembly was assemblied on the casing of portable electronic device, this soft occulter can stop effectively that light spills from the fit-up gap of keypad and this casing.
Description of drawings
Fig. 1 is the perspective exploded view of the button assembly of preferred embodiment of the present invention.
Fig. 2 is the perspective exploded view of another angle of button assembly shown in Figure 1.
Fig. 3 is assembled in together schematic diagram with the rubber slab of button assembly shown in Figure 1, light guide plate and covering.
Fig. 4 is the assembling schematic diagram with button assembly shown in Figure 1.
Fig. 5 is the cutaway view of Fig. 4 along the V-V line.
Fig. 6 is the enlarged diagram of VI portion among Fig. 5.
The main element symbol description
Embodiment
The invention discloses a kind of button assembly, it is applicable to portable electron devices such as mobile phone, PDA, is that example is illustrated with the button assembly that is applied to mobile phone in the present embodiment.
See also Fig. 1, Fig. 2 and Fig. 5, this mobile phone 100 comprises a circuit board 10, a button assembly 20 and a casing 30.This button assembly 20 is arranged on this circuit board 10, and this circuit board 10 is arranged in the casing 30.
This circuit board 10 is provided with some arcs and triggers shell fragment 12 and some light sources 13.In the present embodiment, this light source 13 be a light-emitting diode (light emitting diode, LED).
Comprise one on the rubber slab 21 towards first surface 211 (see figure 2)s of this circuit board 10 and one and the opposing second surface 213 of this first surface 211.On this first surface 211, be convexly equipped with some protruding 215 corresponding to described triggering shell fragment 12.On second surface 213, convex with some press sections 217 corresponding to described protruding 215.Rubber slab 21 is made by thermoplastic elastic rubber, as thermoplastic polyurethane etc.
This light guide plate 23 is roughly a square plate body, and corresponding described light source 13 is offered some light source holes 231 and corresponding described press section 217 offers plurality of keys hole 233 on it.Described light source hole 231 is used for ccontaining this light source 13, and described key hole 233 is used to make this press section 217 to pass through.Light guide plate 23 is made by thermoplastic resin material, such as being made by one or more of Corvic (polyvinylchloride), polycarbonate resin (polycarbonate) and polystyrene (polystyrene).Light guide plate 23 comprises a perisporium 235, and this perisporium 235 is used for combining with this covering 25.
Covering 25 is roughly a square framework, and it comprises a quadra 252, and framework 252 surrounds a room 254, and the shape of the shape of room 254 and light guide plate 23 is suitable, and is slightly larger than light guide plate 23.The room 254 of covering 25 is used for ccontaining light guide plate 23, and the framework 252 of covering 25 is formed on the perisporium 235 of this light guide plate 23.Covering 25 is made (as black resin) by lighttight material and is made.Please further consult Fig. 3, in the present embodiment, rubber slab 21, light guide plate 23 and covering 25 structure that is formed in one, light guide plate 23 combines with the second surface 213 of rubber slab 21, described light source 13 is placed in the light source hole 231, and described press section 217 is passed through from key hole 233.This integrated formed structure can form as one by multiple injection, but at other embodiment, rubber slab 21, light guide plate 23 and covering 25 also can be the split structure, perhaps this light guide plate 23 and covering 25 structure that is formed in one only.
Corresponding described press section 217 is formed with plurality of keys (figure does not show) on the keypad 27, is used for the user mobile phone 100 is operated.The keypad 27 of present embodiment is an integral type keypad, and it is mainly made by metal material.Keypad 27 comprises an operating surface 271 and inner surface 273 (see figure 2)s opposite with operating surface 271.
See also Fig. 5 and Fig. 6, casing 30 comprises a sidewall 32 that cooperates with the outer rim of keypad 27, is formed with a backstop step 322 on this sidewall 32, the stroke when being used to limit keypad 27 and being pressed.
See also Fig. 4, Fig. 5 and Fig. 6, when this mobile phone 100 fits together, circuit board 10 is installed in the casing 30, the integrative-structure of this rubber slab 21, light guide plate 23 and covering 25 is arranged on the circuit board 10, projection 215 on the rubber slab 21 is inconsistent with the triggering shell fragment 12 on the circuit board 10, light source 13 is placed in this light source hole 231, and described press section 217 is passed through by this key hole 233.Keypad 27 is covered on the integrative-structure of this rubber slab 21, light guide plate 23 and covering 25, press section 217 offsets with keypad 27, there is a fit-up gap 40 between keypad 27 and the sidewall 32, soft occulter 29 is between keypad 27 and covering 25, and contact with keypad 27 and covering 25 respectively, and the natural height of this soft occulter 29 is more than or equal to the distance between keypad 27 and the covering 25.Under the nature, there is certain distance between keypad 27 and this backstop step 322, so that the stroke space of keypad 27 to be provided.When keypad 27 was subjected to pushing, compressive deformation took place in soft occulter 29, and keypad can be moved towards circuit board 10 directions.
Described button assembly 20 forms a lighttight covering on the perisporium 235 of light guide plate 23, to prevent that light that light source sends from spilling from the perisporium 235 of light guide plate, simultaneously, the one soft occulter 29 that compressive deformation can take place is set between keypad 27 and covering 25 dexterously, spills from the fit-up gap 40 of keypad 27 with casing 30 to stop light.
Claims (10)
1. button assembly, it comprises a soft rubber plate, a transparent light guide plate, a lighttight covering and a keypad, convex with some press sections on this rubber slab, corresponding described press section is formed with the plurality of keys hole on this light guide plate, this covering coats the perisporium of this light guide plate, described press section is passed this key hole and is offseted with this keypad, it is characterized in that: this button assembly also comprises a lighttight soft occulter, and this soft occulter is arranged between this keypad and this covering.
2. button assembly as claimed in claim 1 is characterized in that: this soft occulter is bonded on this keypad.
3. button assembly as claimed in claim 2 is characterized in that: this soft occulter is bonded in the marginal position of this keypad.
4. button assembly as claimed in claim 1 is characterized in that: this soft occulter is made by the material with elastic deformability.
5. button assembly as claimed in claim 4 is characterized in that: this soft occulter adopts foam to make.
6. button assembly as claimed in claim 1 is characterized in that: the natural height of this soft occulter is more than or equal to the distance between this keypad and this covering.
7. button assembly as claimed in claim 1 is characterized in that: this rubber slab, light guide plate and the covering structure that is formed in one.
8. portable electron device, it comprises a button assembly, one circuit board and a casing, this circuit board is arranged in the casing, this button assembly is arranged on this circuit board, this button assembly comprises a soft rubber plate, one transparent light guide plate, an one lighttight covering and a keypad, this rubber slab be provided with some press sections, corresponding described press section is formed with the plurality of keys hole on this light guide plate, this covering coats the perisporium of this light guide plate, described press section by this key hole by and offset with this keypad, it is characterized in that: this button assembly also comprises a lighttight soft occulter, and this soft occulter is arranged between this keypad and this covering.
9. portable electron device as claimed in claim 8 is characterized in that: this soft occulter is bonded on this keypad.
10. portable electron device as claimed in claim 8 is characterized in that: this soft occulter adopts foam to make.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010300613.9A CN102136386B (en) | 2010-01-22 | 2010-01-22 | Key component and portable electronic device with key component |
| JP2010175327A JP2011150995A (en) | 2010-01-22 | 2010-08-04 | Keyboard assembly and portable electronic device using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010300613.9A CN102136386B (en) | 2010-01-22 | 2010-01-22 | Key component and portable electronic device with key component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102136386A true CN102136386A (en) | 2011-07-27 |
| CN102136386B CN102136386B (en) | 2014-12-17 |
Family
ID=44296134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010300613.9A Active CN102136386B (en) | 2010-01-22 | 2010-01-22 | Key component and portable electronic device with key component |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2011150995A (en) |
| CN (1) | CN102136386B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102546881A (en) * | 2011-12-31 | 2012-07-04 | 广东步步高电子工业有限公司 | Mobile phone keys |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009146653A (en) * | 2007-12-12 | 2009-07-02 | Citizen Electronics Co Ltd | Sheet-shaped light guide body and operation key lighting device, and electronic device |
-
2010
- 2010-01-22 CN CN201010300613.9A patent/CN102136386B/en active Active
- 2010-08-04 JP JP2010175327A patent/JP2011150995A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102546881A (en) * | 2011-12-31 | 2012-07-04 | 广东步步高电子工业有限公司 | Mobile phone keys |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102136386B (en) | 2014-12-17 |
| JP2011150995A (en) | 2011-08-04 |
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| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN QICHUANGMEI TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD. Effective date: 20141106 Owner name: FUXIN POWER SUPPLY COMPANY, STATE GRID LIAONING EL Effective date: 20141106 |
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Free format text: CORRECT: ADDRESS; FROM: 518109 SHENZHEN, GUANGDONG PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
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Effective date of registration: 20141106 Address after: Futian District King Road Shenzhen city Guangdong province 518000 No. 108 Tze Wei court 1218 Applicant after: Shenzhen Qichuangmei Technology Co., Ltd. Applicant after: FUXIN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY CO., LTD. Address before: 518109 F3 building, Foxconn science and Technology Industrial Park, Longhua Town, Shenzhen, Guangdong, A, China Applicant before: Shenzhen Futaihong Precision Industry Co., Ltd. |
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Free format text: FORMER OWNER: FUXIN POWER SUPPLY COMPANY, STATE GRID LIAONING ELECTRIC POWER CO., LTD. Effective date: 20150511 Owner name: FENG LIN Free format text: FORMER OWNER: SHENZHEN QICHUANGMEI TECHNOLOGY CO., LTD. Effective date: 20150511 |
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Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 518057 SHENZHEN, GUANGDONG PROVINCE |
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Effective date of registration: 20150511 Address after: 518057 Guangdong, Futian District Binhe Road, Binjiang village, East District, building 8,, 502 Patentee after: Feng Lin Address before: Futian District King Road Shenzhen city Guangdong province 518000 No. 108 Tze Wei court 1218 Patentee before: Shenzhen Qichuangmei Technology Co., Ltd. Patentee before: FUXIN POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY CO., LTD. |
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Owner name: QIDONG TIANFEN ELECTRIC TOOL TECHNOLOGY INNOVATION Free format text: FORMER OWNER: FENG LIN Effective date: 20150825 |
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Effective date of registration: 20150825 Address after: Qidong City, Jiangsu province 226244 Nantong lvsigang Tianfen electric tools trade city comprehensive building Patentee after: Qidong Tianfen Electric Tool Technology Innovation Center Address before: 518057 Guangdong, Futian District Binhe Road, Binjiang village, East District, building 8,, 502 Patentee before: Feng Lin |
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Effective date of registration: 20220316 Address after: 226000 group 20, Xining village, lvsigang Town, Qidong City, Nantong City, Jiangsu Province Patentee after: Nantong Xiangxin Electromechanical Technology Co.,Ltd. Address before: 226244 Tianfen Electric Tool Trade Center Complex Building, Lusigang Town, Qidong City, Nantong City, Jiangsu Province Patentee before: QIDONG TIANFEN ELECTRIC TOOL TECHNOLOGY INNOVATION CENTER |
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