CN110047679A - Key device and mobile terminal comprising it - Google Patents
Key device and mobile terminal comprising it Download PDFInfo
- Publication number
- CN110047679A CN110047679A CN201910402612.6A CN201910402612A CN110047679A CN 110047679 A CN110047679 A CN 110047679A CN 201910402612 A CN201910402612 A CN 201910402612A CN 110047679 A CN110047679 A CN 110047679A
- Authority
- CN
- China
- Prior art keywords
- key device
- elastic arm
- keying body
- positioning element
- elastic
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
- H04M1/236—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof including keys on side or rear faces
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of key device and comprising its mobile terminal, the key device includes keying body and positioning element, and the key device further includes elastic arm, and the both ends of the elastic arm are connected to the keying body and the positioning element.The mobile terminal includes key device as described above.Key device of the invention and the mobile terminal comprising it, by the way that elastic arm is arranged between keying body and positioning element, deformation and the resilience of keying body effectively are enhanced, the mobility of key device is improved, ensure that key device passing through in Lifetest procedure.
Description
Technical field
The present invention relates to a kind of key device and include its mobile terminal.
Background technique
Traditional mobile phone key adds steel sheet structure cooperation to complete key overall construction design frequently with plastic parts.Due to modeling
Glue part is using hardness in contrast harder plastic cement, and handset shell is also hard plastic part shell, before testing handfeel of keys
Out of question, handset shell and key relative dimensions are in scope of design, but mobile phone key is thousands of time or even secondary service life up to ten thousand
Phenomena such as fretting wear causes card key, key both ends to be uneven, longer push-button service-life detection are tended in test process
In once there is a situation where overstress concentrate key in the middle part of fracture.
The mode that the hard plastic occurred in recent years adds soft plastic part to combine gradually is applied in mobile phone key, such as schemes
1 show the key device of the prior art, fixes clamping by positioning rectangular block 2 ' with the cooperation of complete machine interior tendon bit architecture
Key 1 ' prevents key 1 ' in assembling process from falling to realize the positioning to key 1 '.However, during actual test,
Key is after up to ten thousand pressings, and location structure stretches contraction reciprocation cycle movement many times, causes location structure whole
The contraction of length, shows key stuck phenomenon, the serious fracture caused between key location structure and hard flexible glue junction,
To which push-button service-life detection fails.
Summary of the invention
It is serious to cause to break the technical problem to be solved by the present invention is in order to overcome key stuck phenomenon in the prior art
The defects of splitting provides a kind of key device and the mobile terminal comprising it.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of key device comprising keying body and positioning element, it is characterized in that, the key device further includes bullet
Property arm, the both ends of the elastic arm are connected to the keying body and the positioning element.
In the present solution, form using the above structure, by the way that elastic arm, bullet are arranged between keying body and positioning element
Property arm good deformation during draw direction can guarantee keying body in pressing, the process elasticity arm of pressing keys ontology
Stretching and contractile motion are done, elastic arm has good deformation and rebound in draw direction, effectively enhances the change of keying body
Shape and resilience improve the mobility of key device, ensure that key device passing through in Lifetest procedure.
Preferably, the elastic arm includes sequentially connected first connecting portion, elastic portion and second connecting portion, described first
Interconnecting piece is connected to the keying body, and the second connecting portion is connected to the positioning element, and the elastic portion can stretch
And contractile motion.
In the present solution, form using the above structure, elastic arm elastic portion in stress can generate deformation, so that first
It can stretch or shrink between interconnecting piece and second connecting portion, effectively enhance deformation and the resilience of keying body, mention
The high mobility of key device.
Preferably, there is cavity, and the two sides of the cavity are respectively along the thickness side of the elastic arm in the elastic portion
To the protuberance that extends outwardly.
In the present solution, form using the above structure, elastic portion has the space of buffering by cavity, elastic portion by
Cavity can be inwardly compressed or swell outward when generating deformation by power, have good deformation and resilience.Meanwhile it tying
Structure is simple, and processing and fabricating is convenient.
Preferably, the shape of the elastic portion is in rectangular-ambulatory-plane.
Preferably, the side for connecting the elastic arm in the positioning element is equipped with dashpot.
In the present solution, form using the above structure, dashpot has the space of buffering deformation, so that keying body makes
Used time can give keying body and do the distance for stretching contractive action and increasing a part buffering, further enhance keying body
Deformation and resilience, improve the mobility of key device, ensure that key device is smooth in Lifetest procedure
Pass through.
Preferably, the quantity of the dashpot be it is multiple, the shape of multiple dashpots is wave-shaped.
Preferably, the keying body includes hard portion and soft part, the side of the hard portion is equipped with groove, described
Soft part is arranged in the groove, and the elastic arm is connected to the soft part.
Preferably, being integrally formed between the soft part, the elastic arm and the positioning element.
A kind of mobile terminal, it is characterized in that comprising key device as described above.
In the present solution, form using the above structure, effectively enhances deformation and the resilience of key device, improves
The mobility of key device ensure that mobile terminal passing through in Lifetest procedure.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
The positive effect of the present invention is that:
Key device of the invention and the mobile terminal comprising it, by the way that bullet is arranged between keying body and positioning element
Property arm, effectively enhances deformation and the resilience of keying body, improves the mobility of key device, ensure that key device
Passing through in Lifetest procedure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the key device of the prior art.
Fig. 2 is the structural schematic diagram of the key device of the mobile terminal of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the mobile terminal of the embodiment of the present invention.
Fig. 4 is another structural schematic diagram of the mobile terminal of the embodiment of the present invention.
Description of symbols:
Key 1 '
Position rectangular block 2 '
Keying body 1
Hard portion 11
Soft part 12
Boss 13
Positioning element 2
Dashpot 21
Elastic arm 3
First connecting portion 31
Elastic portion 32
Second connecting portion 33
Cavity 34
Shell 10
Muscle position 101
Specific embodiment
Illustrate below by the mode of embodiment and completely the present invention in conjunction with attached drawing to become apparent from, but therefore not incite somebody to action this
It invents among the scope of embodiments being limited in.
As shown in Figure 2, Figure 3 and Figure 4, the mobile terminal of the embodiment of the present invention includes key device.The key device includes
Keying body 1, positioning element 2 and elastic arm 3, the both ends of elastic arm 3 are connected to keying body 1 and positioning element 2.Pass through
Elastic arm 3 is set between keying body 1 and positioning element 2, and elastic arm 3 can guarantee that keying body 1 is being pressed in draw direction
Good deformation during pressure, the process elasticity arm 3 of pressing keys ontology 1 do stretching and contractile motion, and elastic arm 3 is in stretching side
To deformation and the resilience of keying body 1 with good deformation and rebound, is effectively enhanced, the work of key device is improved
Dynamic degree, ensure that the key device of mobile terminal passing through in Lifetest procedure.
Elastic arm 3 includes sequentially connected first connecting portion 31, elastic portion 32 and second connecting portion 33, first connecting portion 31
It is connected to keying body 1, second connecting portion 33 is connected to positioning element 2, and elastic portion 32 can stretch and contractile motion.Elastic arm
3 are connected by first connecting portion 31 with keying body 1, are connected by second connecting portion 33 with positioning element 2, elastic arm 3
In stress, elastic portion 32 can generate deformation, so that can stretch or receive between first connecting portion 31 and second connecting portion 33
Contracting, effectively enhances deformation and the resilience of keying body 1, improves the mobility of key device, ensure that mobile terminal
Key device passing through in Lifetest procedure.
There is in elastic portion 32 cavity 34, and the two sides of cavity 34 extend outwardly respectively along the thickness direction of elastic arm 3 it is grand
It rises.Elastic portion 32 by cavity 34 have buffering space, elastic portion 32 stress generate deformation when can by cavity 34 to
Interior compression or outward protuberance, have good deformation and resilience.Meanwhile structure is simple, processing and fabricating is convenient.Its
In, the shape of elastic portion 32 can be in rectangular-ambulatory-plane.
It is provided with several muscle positions 101 on the housing 10, is formed with installation space, positioning region between several muscle positions 101
The pressure of part 2 is set in installation space and the abutting contact between several muscle positions 101, mobile terminal in an assembling process, by fixed
Position component 2 makes key device be connected with shell 10, prevents key device in assembling process from falling.
The side that elastic arm 3 is connected in positioning element 2 is equipped with dashpot 21.When positioning element 2 and the cooperation of shell 10 contact,
Can clamp prevents falling for key device；Meanwhile dashpot 21 has the space of buffering deformation, so that keying body 1 makes
Used time can give keying body 1 and do the distance for stretching contractive action and increasing a part buffering, further enhance key sheet
The deformation of body 1 and resilience improve the mobility of key device, ensure that the key device of mobile terminal in life test
Passing through in the process.
The quantity of dashpot 21 be it is multiple, the shape of multiple dashpots 21 is wave-shaped.It can by multiple dashpots 21
Be more conducive to positioning element 2 buffering deformation, give keying body 1 do stretch contractive action increase a part buffering away from
From；Meanwhile processing and fabricating is convenient.Wherein, in positioning element 2 connect second connecting portion 33 side produced by deformation buffering away from
From size depend on depth in the wavy slot of multiple dashpots 21, without connection second connecting portion 33 in positioning element 2
Other sides then between muscle position 101 there may be gap, reinforce the buffering effect of positioning element 2 by clearance fit
Fruit.
Keying body 1 includes hard portion 11 and soft part 12, and the side of hard portion 11 is equipped with groove, and soft part 12 is arranged
In in groove, elastic arm 3 is connected to soft part 12.The outside of shell 10 opens up hole, and hard portion 11 is 1 China and foreign countries of keying body
Layer hard plastic part simultaneously passes through hole, so that hard portion 11 is fixed keying body 1 with 10 clearance fit of shell, it is convenient
Operation is adjusted to hard portion 11 in user.Soft part 12 is set in the groove of hard portion 11, on soft part 12 there are two tools
Boss 13 is to adjust volume to add and subtract contact region, carries out pressing and contractile motion along the protrusion direction of boss 13, user uses
Power is transmitted at two boss 13 when key device, so that two boss 13 are pressed into the circuit inside mobile terminal respectively
Contact, to realize increasing or reducing for volume.
It is integrally formed between soft part 12, elastic arm 3 and positioning element 2.Effectively strengthen soft part 12,3 and of elastic arm
Bonding strength between positioning element 2 extends the service life of key device；Meanwhile processing and fabricating is convenient.Wherein, soft
The material in portion 12, elastic arm 3 and positioning element 2 can be rubber material, it is at low cost, and give full play to rubber material it is light-weight,
The good feature of bending.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that this is only
For example, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
Under the premise of the principle and substance of the present invention, many changes and modifications may be made, but these change and
Modification each falls within protection scope of the present invention.
Claims (9)
1. a kind of key device comprising keying body and positioning element, which is characterized in that the key device further includes elasticity
Arm, the both ends of the elastic arm are connected to the keying body and the positioning element.
2. key device as described in claim 1, which is characterized in that the elastic arm includes sequentially connected first connection
Portion, elastic portion and second connecting portion, the first connecting portion are connected to the keying body, and the second connecting portion is connected to institute
Positioning element is stated, the elastic portion can stretch and contractile motion.
3. key device as claimed in claim 2, which is characterized in that there is in the elastic portion cavity, and the cavity
Two sides extend outwardly protuberance along the thickness direction of the elastic arm respectively.
4. key device as claimed in claim 3, which is characterized in that the shape of the elastic portion is in rectangular-ambulatory-plane.
5. key device as described in claim 1, which is characterized in that connect the side of the elastic arm in the positioning element
Equipped with dashpot.
6. key device as claimed in claim 5, which is characterized in that the quantity of the dashpot be it is multiple, it is multiple described slow
The shape of jet-bedding is wave-shaped.
7. key device as described in claim 1, which is characterized in that the keying body includes hard portion and soft part,
The side of the hard portion is equipped with groove, and the soft part is arranged in the groove, and the elastic arm is connected to described soft
Portion.
8. key device as claimed in claim 7, which is characterized in that the soft part, the elastic arm and the positioning region
It is integrally formed between part.
9. a kind of mobile terminal, which is characterized in that it includes the key device as described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910402612.6A CN110047679B (en) | 2019-05-15 | 2019-05-15 | Key device and mobile terminal comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910402612.6A CN110047679B (en) | 2019-05-15 | 2019-05-15 | Key device and mobile terminal comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110047679A true CN110047679A (en) | 2019-07-23 |
| CN110047679B CN110047679B (en) | 2020-10-09 |
Family
ID=67281928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910402612.6A Active CN110047679B (en) | 2019-05-15 | 2019-05-15 | Key device and mobile terminal comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110047679B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE665854C (en) * | 1933-12-12 | 1938-10-05 | Edward Shipton | Automatic pulse generator |
| CN200990329Y (en) * | 2006-07-05 | 2007-12-12 | 英业达股份有限公司 | Key module |
| EP2053493A2 (en) * | 2007-10-15 | 2009-04-29 | LG Electronics Inc. | Input device and portable terminal having the same |
| CN202564100U (en) * | 2012-05-29 | 2012-11-28 | 广东欧珀移动通信有限公司 | Key structure of electronic product |
| CN206864356U (en) * | 2017-06-27 | 2018-01-09 | 潍坊歌尔电子有限公司 | A kind of button and electronic equipment |
-
2019
- 2019-05-15 CN CN201910402612.6A patent/CN110047679B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE665854C (en) * | 1933-12-12 | 1938-10-05 | Edward Shipton | Automatic pulse generator |
| CN200990329Y (en) * | 2006-07-05 | 2007-12-12 | 英业达股份有限公司 | Key module |
| EP2053493A2 (en) * | 2007-10-15 | 2009-04-29 | LG Electronics Inc. | Input device and portable terminal having the same |
| CN202564100U (en) * | 2012-05-29 | 2012-11-28 | 广东欧珀移动通信有限公司 | Key structure of electronic product |
| CN206864356U (en) * | 2017-06-27 | 2018-01-09 | 潍坊歌尔电子有限公司 | A kind of button and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110047679B (en) | 2020-10-09 |
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