CN105336531B - A kind of input unit and portable electronic device - Google Patents
A kind of input unit and portable electronic device Download PDFInfo
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- CN105336531B CN105336531B CN201410388099.7A CN201410388099A CN105336531B CN 105336531 B CN105336531 B CN 105336531B CN 201410388099 A CN201410388099 A CN 201410388099A CN 105336531 B CN105336531 B CN 105336531B
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- connecting portion
- bottom plate
- input unit
- scissor
- keyboard
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Abstract
The present invention discloses a kind of input unit and portable electronic device.The input unit includes: keyboard base, keycap, scissor, bottom plate and elastomeric element with retractable structure；The bottom plate is arranged on the keyboard base；The two sides of the lower section of the keycap are provided with the scissor；There is first connecting portion and second connecting portion on the bottom plate；First free end of the scissor is arranged on the bottom plate by the first connecting portion, and the second free end of the scissor is arranged on the bottom plate by the second connecting portion；The retractable structure is between the first connecting portion and the second connecting portion；The elastomeric element top is located at below the keycap.Using input unit or portable electronic device of the invention, the height of the keycap of keyboard can make portable electronic device become more frivolous with automatic descending so as to reduce the thickness of portable electronic device.
Description
Technical field
The present invention relates to mechanical structure fields, more particularly to a kind of input unit and portable electronic device.
Background technique
With the continuous development of electronic equipment, tablet computer is widely used.One of reason is that tablet computer makes
With very convenient.
In order to improve the competitiveness of portable electronic device, the portable electronic that industry is proposed a variety of mixed architectures is set
It is standby.The portable electronic device of these mixed architectures, it can used as laptop, can also be used as tablet computer makes
With.
In order to which when the portable electronic device of mixed architecture being made to work under panel computer pattern, keyboard will not be grasped accidentally
Make, in the prior art, uses a kind of liftable keyboard structure.The keyboard structure includes keyboard base and keyboard frame.Key
Disk is arranged on keyboard base.There is the network to match with keyboard position on keyboard frame.It is arranged on keyboard base
Keyboard insertion keyboard frame on network.Keyboard frame can pass through certain mechanical connection and portable electronic device
Shaft linkage.When the screen rotation of portable electronic device is to a certain state, make portable electronic device work in plate electricity
When brain connection pattern, which can rise to the top substantially the same height with the key not being pressed, so as to keep away
Exempt from keyboard to be pressed, prevents maloperation.
On the other hand, in order to which feel when guaranteeing keyboard input meets the use habit of user, the row of the key on keyboard
Journey wants sufficiently large.And the climb of keyboard frame is due to needing, institute essentially identical with the height on the top for the key that do not press
With in order to enable the stroke of the key on keyboard is sufficiently large, the climb of keyboard frame also wants sufficiently large.
But the climb of keyboard frame is excessive, and the thickness that will lead to portable electronic device is larger, can not become
It is more frivolous.
Summary of the invention
The object of the present invention is to provide a kind of input unit and portable electronic devices, can make the upper lift of keyboard frame
From it is smaller when, can also be essentially identical with the height on the top for the key that do not press, to reduce the thickness of portable electronic device
Degree, makes portable electronic device become more frivolous.
To achieve the above object, the present invention provides following schemes:
A kind of input unit, comprising:
Keyboard base, keycap, scissor, bottom plate and elastomeric element with retractable structure；
The bottom plate is arranged on the keyboard base；
The two sides of the lower section of the keycap are provided with the scissor；There is first connecting portion and second to connect on the bottom plate
Socket part；First free end of the scissor is arranged on the bottom plate by the first connecting portion, and the of the scissor
Two free ends are arranged on the bottom plate by the second connecting portion；
The retractable structure is between the first connecting portion and the second connecting portion；
The elastomeric element top is located at below the keycap；When retractable structure elongation, the first connecting portion
First free end is driven to move along first direction.
Optionally, also there is third interconnecting piece on the bottom plate；The third interconnecting piece passes through rotatable parts and keyboard frame
Frame is connected；One end of the rotatable parts is fixed on the keyboard frame, and the other end is connected with the third interconnecting piece；
When the keyboard frame rises, there is the first pulling force between the rotatable parts and the third interconnecting piece；Described first
Under the action of pulling force, the retractable structure is stretched to elongation state.
Optionally, the crossover sites of the scissor include shaft and groove, and the groove setting is free described first
In the first support leg where holding, the shaft is arranged in the second support leg where second free end, the shaft
It is embedded in the groove.
Optionally, the elastomeric element is rubber material.
Optionally, the elastomeric element is spring.
Optionally, the first connecting portion is semi open model structure, has the opening towards the first direction.
Optionally, the second connecting portion is the full-closed structure with through-hole, and the is provided on second free end
One protrusion, first protrusion are embedded in the through-hole.
Optionally, the third interconnecting piece is semi open model structure, has opening towards the opposite direction of the first direction
Mouthful.
Optionally, the retractable structure has the elastic piece of radian.
A kind of portable electronic device, including input unit above-mentioned.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
Input unit in the embodiment of the present invention, by connecting the first free end of the scissor by described first
Portion is arranged on the bottom plate, and the second free end of the scissor is arranged on the bottom plate by the second connecting portion；
The retractable structure is between the first connecting portion and the second connecting portion；There is scalable knot on the bottom plate
Structure, when retractable structure elongation, the first connecting portion drives first free end to move along first direction；To
It may be implemented when the retractable structure of the bottom plate is stretched, the height automatic descending of the keycap of keyboard.Due to the key of keyboard
The height of cap can be with automatic descending, i.e., the height on the top for the key that do not press can decline, therefore can make keyboard frame
, can also be essentially identical with the height on the top for the key that do not press when climb is smaller, it is set to reduce portable electronic
Standby thickness makes portable electronic device become more frivolous.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structure chart of input unit embodiment 1 of the invention；
Fig. 2 is the schematic diagram of elastomeric element and keycap of the invention；
Fig. 3 is the structure chart of input unit embodiment 2 of the invention；
Fig. 4 is the schematic diagram when retractable structure is stretched in the embodiment of the present invention 2；
Fig. 5 is the structure chart of input unit embodiment 3 of the invention；
Fig. 6 is the schematic diagram when retractable structure is stretched in the embodiment of the present invention 3.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 1 is the structure chart of input unit embodiment 1 of the invention.As shown in Figure 1, the input unit may include:
Keyboard base 101, keycap 102, scissor 103, bottom plate 104 and elastomeric element with retractable structure 1041
(not shown in figure 1)；
The bottom plate 104 is arranged on the keyboard base 101；Specifically, a part of of the bottom plate 104 can fix
On the keyboard base 101, another part is located on the keyboard base 101 and can move on the keyboard base 101.
For example, the part positioned at 1041 left side of retractable structure of the bottom plate 104, which can be, is fixed on the keyboard in Fig. 1
On pedestal 101.The part for being located at described 1041 the right of retractable structure of the bottom plate 104 can be can be in the keyboard
What the horizontal direction on pedestal 101 in Fig. 1 was moved to the left or right.
The two sides of the lower section of the keycap 102 are provided with the scissor 103；It should be noted that institute mentioned here
The two sides for stating the lower section of keycap 102 refer to the side in Fig. 1 perpendicular to paper inwards, with the side outside perpendicular to paper.
That is, can only see the scissor 103 of side, the scissors of the other side below a keycap 102 from the perspective of Fig. 1
Foot 103 is blocked by the scissor 103 that can see on Fig. 1.The elastomeric element can be located at the two of 102 lower section of a keycap
Between a scissor 103.
There is first connecting portion 1042 and second connecting portion 1043 on the bottom plate 104；The first of the scissor 103 is certainly
It is arranged on the bottom plate 104 by end 1031 by the first connecting portion 1042, the second free end of the scissor 103
1032 are arranged on the bottom plate 104 by the second connecting portion 1043；
The retractable structure 1041 is between the first connecting portion 1042 and the second connecting portion 1043；
Fig. 2 is the schematic diagram of elastomeric element and keycap of the invention.As shown in Fig. 2, the top of elastomeric element 105 is located at institute
State 102 lower section of keycap.When the keycap 102 is pressed, elastomeric element 105 can be compressed so that deformation occurs.When external force is from institute
It states after being cancelled on keycap 102, keycap 102 can set back under the elastic force effect of elastomeric element 105.
From figure 1 it appears that the first connecting portion 1042 can drive when the retractable structure 1041 elongation
It is moved along first direction first free end 1031.The first direction can be horizontal direction in Fig. 1 by taking Fig. 1 as an example
Right direction.
In the present embodiment, since two free ends of scissor are separately positioned on the bottom plate, and have on the bottom plate
There is retractable structure, when telescopic variation occurs for the retractable structure, the first connecting portion on the bottom plate can drive institute
The first free end for stating scissor is moved in the horizontal direction, to make scissor leg structure be compressed in longitudinal direction, and then described in drive
Keycap declines in height.
In conclusion in the present embodiment, by the way that the first free end of the scissor is set by the first connecting portion
It sets on the bottom plate, the second free end of the scissor is arranged on the bottom plate by the second connecting portion；It is described
Retractable structure is between the first connecting portion and the second connecting portion；There is retractable structure on the bottom plate, when
When the retractable structure extends, the first connecting portion drives first free end to move along first direction；So as to
Realize the height automatic descending of the keycap of keyboard when the retractable structure of the bottom plate is stretched.Due to the keycap of keyboard
Height can be with automatic descending, i.e., the height on the top for the key that do not press can decline, therefore can make the rising of keyboard frame
, can also be essentially identical with the height on the top for the key that do not press when distance is smaller, to reduce portable electronic device
After spend, so that portable electronic device is become more frivolous.
Fig. 3 is the structure chart of input unit embodiment 2 of the invention.As shown in figure 3, also having the on the bottom plate 104
Three interconnecting pieces 1044；The third interconnecting piece 1044 is connected by rotatable parts 106 with keyboard frame 107；The rotatable parts
106 one end is fixed on the keyboard frame 107, and the other end is connected with the third interconnecting piece 1044；When the key
When disk frame 107 rises, there is the first pulling force between the rotatable parts 106 and the third interconnecting piece 1044；Described
Under the action of one pulling force, the retractable structure is stretched to elongation state.
In practical application, since the retractable structure can be arranged below each keycap, so, when needing reality
When the entire lowering of existing keyboard, need simultaneously to stretch multiple retractable structures.This needs sizable pulling force.And
In portable, the pulling force of this intensity may be implemented, and not will increase dramatically portable electronic device again
The mechanism of volume is seldom.In the present embodiment, the structure of liftable keyboard frame in the prior art is utilized.
Specific in Fig. 3, keyboard frame 107, can be by rotatable parts 106 to the third interconnecting piece when rising
1044 generate the first pulling force, to stretch to the retractable structure.
Fig. 4 is the schematic diagram when retractable structure is stretched in the embodiment of the present invention 2.Opposite, the institute in Fig. 3
Stating retractable structure is state when being not stretched.As shown in figure 4, passing through rotatable parts after the keyboard frame 107 rises
106 stretch retractable structure 1041, and then drive keycap 102 to decline by scissor 103.
Fig. 5 is the structure chart of input unit embodiment 3 of the invention.As shown in figure 5, the cross part of the scissor 103
Position includes shaft 501 and groove 502, and the groove 502 is arranged in first support leg at 1031 place of the first free end,
The shaft 501 is arranged in second support leg at 1032 place of the second free end, and the shaft 501 is embedded in the groove
502。
The setting of groove 502 can be such that scissor 103 increases in longitudinal suppressed range, so that increase keycap 102 can
Dropping distance.
Fig. 6 is the schematic diagram when retractable structure is stretched in the embodiment of the present invention 3.Opposite, the institute in Fig. 5
Stating retractable structure is state when being not stretched.As shown in fig. 6, shaft 501 is located at the left end of groove 502.And in Fig. 5, turn
Axis 501 is located at the right end of groove 502.From fig. 6 it can be seen that due to the presence of groove 502, the lower section of scissor 103 can be with
Form bigger intersecting angle, so as to so that scissor 103 increases in longitudinal suppressed range, increase keycap 102 can under
Distance drops.
In practical application, the elastomeric element 105 can be various types of components.For example, it may be rubber material,
It is the same or similar with the shape in Fig. 2, similar to the component of back-off wine glass-shaped；It is also possible to spring.
It should also be noted that, the first connecting portion 1042 can be semi open model structure in practical application, there is court
To the opening of the first direction.In this way, on the one hand the first free end 1031 can be enabled by 1042 institute of first connecting portion
It stretches, on the other hand, due to having opening, so the first free end 1031 can be to first direction when keycap 102 is pressed
It is mobile, without being limited by first connecting portion 1042.
The second connecting portion 1043 can be the full-closed structure with through-hole, can be on second free end 1032
It is provided with the first protrusion, first protrusion is embedded in the through-hole.The second connecting portion 1043 is full-closed structure, it can
Restriction effect is played to the movement of second free end 1032 in a first direction, it can also be to the second free end 1032 first
Restriction effect is played in the movement of the opposite direction in direction.
The third interconnecting piece 1044 can be semi open model structure, have opening towards the opposite direction of the first direction
Mouthful.
The retractable structure 1041 in each embodiment of the present invention is specifically as follows the elastic piece with radian.
The invention also discloses a kind of portable electronic devices.The portable electronic device can be laptop etc.
Equipment.The portable electronic device includes the input unit in the embodiment of the present invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (9)
1. a kind of input unit characterized by comprising
Keyboard base, keycap, scissor, bottom plate and elastomeric element with retractable structure；
The bottom plate is arranged on the keyboard base, and a part of the bottom plate is fixed on the keyboard base, another portion
Quartile is in can move on the keyboard base and on the keyboard base；
The two sides of the lower section of the keycap are provided with the scissor；There is first connecting portion and the second connection on the bottom plate
Portion；First free end of the scissor is arranged on the bottom plate by the first connecting portion, and the second of the scissor
Free end is arranged on the bottom plate by the second connecting portion；The first connecting portion is semi open model structure, has court
To the opening of first direction；
The retractable structure is between the first connecting portion and the second connecting portion；
The elastomeric element top is located at below the keycap；When retractable structure elongation, the first connecting portion is driven
It is moved along first direction first free end.
2. input unit according to claim 1, which is characterized in that also have third interconnecting piece on the bottom plate；It is described
Third interconnecting piece is connected by rotatable parts with keyboard frame；One end of the rotatable parts is fixed at the keyboard frame
On, the other end is connected with the third interconnecting piece；When the keyboard frame rises, the rotatable parts are connect with the third
There is the first pulling force between portion；Under the action of first pulling force, the retractable structure is stretched to elongation state.
3. input unit according to claim 1, which is characterized in that the crossover sites of the scissor include shaft and recessed
Slot, the groove are arranged in the first support leg where first free end, the shaft setting described second freely
In the second support leg where holding, the shaft is embedded in the groove.
4. input unit according to claim 1, which is characterized in that the elastomeric element is rubber material.
5. input unit according to claim 1, which is characterized in that the elastomeric element is spring.
6. input unit according to claim 1, which is characterized in that the second connecting portion is with the totally-enclosed of through-hole
Structure, the first protrusion is provided on second free end, and first protrusion is embedded in the through-hole.
7. input unit according to claim 2, which is characterized in that the third interconnecting piece is semi open model structure, tool
There is the opening of the opposite direction towards the first direction.
8. input unit according to claim 1-7, which is characterized in that the retractable structure has
The elastic piece of radian.
9. a kind of portable electronic device, which is characterized in that including the described in any item input units of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388099.7A CN105336531B (en) | 2014-08-08 | 2014-08-08 | A kind of input unit and portable electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388099.7A CN105336531B (en) | 2014-08-08 | 2014-08-08 | A kind of input unit and portable electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105336531A CN105336531A (en) | 2016-02-17 |
| CN105336531B true CN105336531B (en) | 2019-04-26 |
Family
ID=55286989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410388099.7A Active CN105336531B (en) | 2014-08-08 | 2014-08-08 | A kind of input unit and portable electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105336531B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6412626B1 (en) * | 2017-06-20 | 2018-10-24 | レノボ・シンガポール・プライベート・リミテッド | Keyboard device and electronic device |
| CN109727805A (en) * | 2019-01-29 | 2019-05-07 | 东莞健益五金制品有限公司 | Slim mechanical keyboard |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317811A (en) * | 2000-04-13 | 2001-10-17 | 达方电子股份有限公司 | Shear-type key device with adjustable height |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1176479C (en) * | 2001-01-09 | 2004-11-17 | 达方电子股份有限公司 | Lifting key device |
| CN100481294C (en) * | 2005-08-01 | 2009-04-22 | 达方电子股份有限公司 | Press key structure |
| CN101383236A (en) * | 2007-09-07 | 2009-03-11 | 陈宝金 | Press key construction capable of regulating stroke |
| CN202042399U (en) * | 2011-05-30 | 2011-11-16 | 袁建平 | Keyboard key |
| CN202487438U (en) * | 2012-01-20 | 2012-10-10 | 捷旺企业有限公司 | Bridging assembly improved structure of keyboard |
| TWM475626U (en) * | 2013-06-07 | 2014-04-01 | Chicony Electronic Co Ltd | Keyboard capable of preventing inadvertently triggering of keycap |
| CN204067138U (en) * | 2014-07-24 | 2014-12-31 | 联想(北京)有限公司 | Keyboard and electronic equipment |
-
2014
- 2014-08-08 CN CN201410388099.7A patent/CN105336531B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1317811A (en) * | 2000-04-13 | 2001-10-17 | 达方电子股份有限公司 | Shear-type key device with adjustable height |
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|---|---|
| CN105336531A (en) | 2016-02-17 |
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