CN107946100A - A kind of laptop input unit button - Google Patents
A kind of laptop input unit button Download PDFInfo
- Publication number
- CN107946100A CN107946100A CN201711179737.4A CN201711179737A CN107946100A CN 107946100 A CN107946100 A CN 107946100A CN 201711179737 A CN201711179737 A CN 201711179737A CN 107946100 A CN107946100 A CN 107946100A
- Authority
- CN
- China
- Prior art keywords
- input unit
- guide runner
- limited section
- supporting rack
- unit button
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
-
- 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
- H01H13/20—Driving mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/036—Minimise height
Landscapes
- Push-Button Switches (AREA)
Abstract
The present invention provides a kind of laptop input unit button, has key head, limiting plate, the first supporting rack, the second supporting rack and restoring force component.Laptop input unit button of the present invention so that key head (original position) when being returned to nature, the scissor supporting structure are contacted with the both ends that first limited section, the first guide runner are pivotally connected with first limited section, the first guide runner madial wall；The scissor supporting structure has gap with the both ends that second limited section, the second guide runner are pivotally connected and madial wall at least one in second limited section, the second guide runner, so as to reduce the pressure suffered by limiting plate, it ensure that the using effect of laptop input unit button, further such that the intensity requirement of the limiting plate can be with relative reduction during design, the limiting plate can use relatively thin material, so that the height of limiting plate can be reduced further, so as to reduce the height of input unit on the whole, beneficial to the development of input unit miniaturization.
Description
Technical field
The present invention is on a kind of laptop input unit button.
Background technology
Existing laptop input unit button, generally comprises key head, scissor supporting structure, limiting plate, reply
Power component, four ends of scissor supporting structure two supporting structures with the bottom of key head, two supporting structure phases of limiting plate respectively
Pivot joint, to realize up and down motion of the key head relative to limiting plate.And it is common be using limiting plate two supporting structures distance
Carry out the height of control input device, its principle be reset when, key head is at the highest notch, at this time scissor supporting structure with it is spacing
The madial wall of two supporting structures of plate abuts against, and between two supporting structures of the bottom of scissor supporting structure and key head at least
There is one there is gap.It can refer to shown in Fig. 1 and Fig. 2, laptop input unit button includes：Key head 1, limiting plate 2, cut
Blade supporting structure 6, the wherein bottom of key head 1 have the first limiting section 11, the first guide groove 12；Have second on limiting plate 2
Limiting section 21, the first guide groove 22；There is scissor supporting structure 6 first end (being not drawn into figure), second end (not to be drawn in figure
Go out), the 3rd end (being not drawn into figure), the 4th end (being not drawn into figure), in first end with the first pivot 61, second end with
On second pivot 62, the 3rd end with the 3rd pivot 63, the 4th end with the 4th pivot 64.First pivot 61, which corresponds to, to be rotated
First limiting section 11 is articulated in, which corresponds to and slide hinge is in first guide groove 12, the 3rd pivot 63
Second limiting section 21 is correspondingly pivotally connected with, the 4th pivot 62 corresponds to and slide hinge is in the second guide groove 22.When the key head 1 is multiple
During position, the 3rd pivot 63 is in contact with the inner side of second limiting section 21, the inner side of the 4th pivot and second guide groove 22
Wall is in contact, and has certain gap A between second pivot 62 and the madial wall of first guide groove 12, this kind of structure makes
The pressure that the limiting plate 2 is subject to the 3rd pivot 63, the 4th pivot 64 to apply is obtained, that is to say and second led with this using the second limited section
The distance between madial wall of sliding slot L carrys out the height of control input device.Therefore designer will usually consider this in design
The intensity of second guide groove and second limited section (namely supporting structure of the limiting plate described in routine), so as to its can bear compared with
Big pressure, avoids deforming and causing the failure of laptop input unit keypress function.And under normal circumstances, second limit
It is to be directly molded on by stamping forming mode on the limiting plate to determine 21 and second guide groove 22 of portion, i.e., the thickness of limiting plate with
Second guide groove, the intensity of the second limited section (namely two supporting structures) have very big relation, therefore designer is setting
The intensity that timing needs sufficiently to consider limiting plate prevents the second limited section 21 and second leads so that it can bear larger pressure
Being deformed to groove 22 causes the failure of laptop input unit keypress function, and the increase of the intensity of limiting plate means in material
In the case that matter is constant, the thickness of limiting plate 2 needs to increase, to meet intensity.But the increase of the intensity of limiting plate 2 so that
The height of laptop input unit button can further increase, and be unfavorable for the development of input unit integral miniaturization.
Therefore, it is necessary to a kind of new laptop input unit button is designed, to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of laptop input unit button, it is conducive to input unit miniaturization
Development.
To reach above-mentioned mesh, the present invention provides a kind of laptop input unit button, including：Key head, limiting plate,
First supporting rack, the second supporting rack, restoring force component；The first limited section is formed on key head bottom surface, the first of outward opening is led
Sliding slot；Limiting plate is equipped with the second guide runner and the second limited section of outward opening；First supporting rack and the second supporting rack pivot
Scissor supporting structure is connected into, four ends of the scissor supporting structure are pivotally connected first limited section, the first guide runner, respectively
Two limited sections and the second guide runner；The restoring force component provides the power that the key head is upspring, when the key head is upspring, the scissor branch
Support structure is contacted with the both ends that first limited section, the first guide runner are pivotally connected with first limited section, the first guide runner madial wall；
The both ends and second limited section, the second guide runner that the scissor supporting structure is pivotally connected with second limited section, the second guide runner
In at least one madial wall have gap.
Preferably, the laptop input unit button is with the inner side of first limited section and first guide runner
The distance between madial wall controls the height of the laptop input unit button.
Preferably, the scissor supporting structure and second limited section, the both ends of the second guide runner pivot joint and second limit
Determine portion, the second guide runner madial wall between be respectively provided with gap.
Preferably, first limited section or the guide runner that second limited section is outward opening.
Preferably, the restoring force component is elastic component or magnetic part.
Preferably, first supporting rack is in door type or hollow.
Preferably, second supporting rack is in door type or hollow.
Preferably, second supporting rack is frame structure, the middle position of its two side lever is equipped with a pair of of axis hole；This first
Support is frame structure, and two side lever middle positions of first supporting rack extend outwardly equipped with a pair of pivot, a pair of pivot
Correspond to and be articulated in a pair of of axis hole of second supporting rack, by the axis hole and pivot being articulated, first supporting rack and should
The pivot joint of second supporting rack is integral, and using a pair of pivot as center of rotation, forms the scissor supporting structure of revolution freely.
Preferably, second guide runner and second limited section are formed by the limiting plate by the way of punching press, or adopt
It is fixed on limiting plate and is formed with plastic parts hot melt.
Compared with prior art, laptop input unit button of the present invention so that key head is being returned to nature
When, both ends and first limited section, the first slide guide which is pivotally connected with first limited section, the first guide runner
Groove madial wall contacts；The both ends and second restriction that the scissor supporting structure is pivotally connected with second limited section, the second guide runner
At least one madial wall has gap in portion, the second guide runner, so as to reduce the pressure suffered by limiting plate, ensure that notebook
The using effect of computer inputs button, further such that the intensity requirement of the limiting plate can be with relative reduction during design, should
Limiting plate can use relatively thin material so that the height of limiting plate can be reduced further, so as to reduce input on the whole
The height of device, beneficial to the development of input unit miniaturization.
Brief description of the drawings
Fig. 1 is the decomposition diagram of the laptop input unit button of the prior art.
Fig. 2 is the combination diagram of Fig. 1.
Fig. 3 is the perspective exploded view of laptop input unit button of the present invention.
Fig. 4 is the structure diagram of laptop input unit button of the present invention.
Fig. 5 is the schematic diagram of the laptop input unit button reset state of Fig. 4.
Fig. 6 is the structure diagram of another embodiment of laptop input unit button of the present invention.
Fig. 7 is the structure diagram of the 3rd embodiment of laptop input unit button of the present invention.
Embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
With reference to shown in Fig. 3 to Fig. 5, the present invention provides a kind of laptop input unit button, key head 1, limiting plate
2nd, the first supporting rack 3, the second supporting rack 4, restoring force component (being not drawn into figure), 3 and second supporting rack of the first supporting rack, 4 pivot
The scissor supporting structure 6 of integrated rotary is connected into, which is assembled between key head 1 and limiting plate 2, with
Enabling key head 1, relative limit plate 2 moves up and down in vertical direction.
A pair of first limited section 11, the first guide runner of a pair 12 of outward opening are formed on 1 bottom surface of key head.
On limiting plate 2 be equipped with outward opening second guide runners of a pair 22 and a pair the second limited section 21, wherein this second
Guide runner 22 and second limited section 21 are taken shape in by way of punching press on limiting plate 2.
Second supporting rack 4 is in door type frame structure, it is by front rail 40 and is connected to the two of 40 both ends of front rail
Side lever 41 forms, and front rail 40 is equipped with the second slide-bar 42 of a pair of the first guide runner 12 for corresponding to key head 1, a pair second
Slide-bar 42 corresponds to and slide hinge is in first guide runner 12, is separately equipped with a pair of of axis hole 43 in the middle position of two side levers 41, and two
Extended outwardly on the outside of the free end of side lever 41 to have a pair of second articulated section 44, which corresponds to and is articulated in limiting plate
In 2 the second limited section 21.
First supporting rack 3 is the middle frame structure with circular hole 30, its two side levers, 31 middle position, which extends outwardly, to be set
There is a pair of pivot 33, which corresponds to and be articulated in a pair of of axis hole of second supporting rack, 4 liang of 41 middle positions of side lever
In 43, by the axis hole 43 and pivot 33 being articulated, first supporting rack 3 and second supporting rack 4 are pivotally connected integrally, and with one
It is center of rotation to pivot 33, forms the scissor supporting structure of revolution freely.In one end of two side levers 31 of the first supporting rack 3
Extend outwardly equipped with a pair of first slide-bar 32, which corresponds to and slide hinge is in a pair of the of the bottom surface of limiting plate 2
In two guide runners 22.Extend outwardly on the outside of the other end of two side levers 31 equipped with a pair of first articulated section 34, first articulated section 34
Correspond to and rotate and be articulated in the first limited section of a pair 11 of key head 1.
The restoring force component provides the power that key head 1 is upspring (for elastic component or magnetic part), because restoring force component is not at this
In the range of the focused protection of invention, and restoring force component is routine techniques, and details are not described herein.When the key head 1 is upspring to nature
During state (state that finger does not press), the first articulated section 34 and the first limited section 11 of the key head of first supporting rack 3
Inner side be in contact, while the second slide-bar 42 of second supporting rack 4 connects with the madial wall of the first guide runner 12 of the key head
Touch, and there is certain gap B between the first slide-bar 32 of first supporting rack 3 and the second guide runner 22 of the limiting plate 2,
Wherein, the big I of gap B is by designer's designed, designed.The laptop input unit button is with first restriction
The distance between the madial wall of the madial wall in portion 11 and first guide runner 12 E controls the laptop input unit button
Height.Through this embodiment, it may be such that during key head 1 resets, the second limited section of the limiting plate 2 and second lead
It is smaller to the pressure suffered by groove so that in design, the intensity of second limited section and the second guide groove can relative reduction,
So as to which relatively thin material can be selected so that the height of limiting plate further reduces, so as to reduce input unit on the whole
Highly, beneficial to the development of input unit miniaturization.
Wherein, above-mentioned first limited section structure 11 ' can also be designed to the guiding slot form of outward opening, as shown in fig. 6,
As long as during key head 1 ' resets, as long as scissor supporting structure 6 ' and first limited section 11 ', the first guide runner 12 '
The both ends being articulated are contacted with first limited section 11 ', 12 ' madial wall of the first guide runner, and the scissor supporting structure 6 ' is with being somebody's turn to do
At least one in second limited section 21 ', the both ends of the second guide runner 22 ' pivot joint and second limited section 21 ', the second guide runner 22 '
A madial wall has gap, can play the role of reducing the pressure suffered by limiting plate 2 ', reach the thickness for reducing limiting plate, from
And further reduce the purpose of the height of input unit.
Certainly, in actual design, the of the first slide-bar 32 of first supporting rack 3 and the limiting plate 2 can also be made
One is respectively provided between two guide runners 22, between the second limited section of the second articulated section 44 of second supporting rack and the limiting plate 2
Fixed clearance C and D, as shown in fig. 7, further reducing the pressure suffered by limiting plate 2 so that the design strength of limiting plate can
Further to reduce, thinner material is selected so that the height of limiting plate reaches minimum, further reduces input unit
Height.
In addition, the second limited section of a pair of the limiting plate 2 can also be designed to the entirety of a strip, correspondingly, should
Scissor supporting structure and one end of this cooperation and the overall pivot joint of the strip, to simplify manufacturing process.
In addition, second guide runner 22 and second limited section 21 also can use plastic parts hot melt be fixed on limiting plate and
Formed.But even if being formed in this way, the intensity of the second guide runner 22 and second limited section 21 still with limiting plate
Thickness has larger relation, therefore when the design strength of the second guide runner 22 and second limited section 21 reduces, limiting plate
Thickness also can further be thinned so that the height of limiting plate further reduces, so as to reduce input unit on the whole
Height, beneficial to input unit miniaturization development.
The shape of above-mentioned first supporting rack can also be door type or hollow, and the shape of the second supporting rack can also be door
Font or hollow or other shapes, as long as it can be pivotally connected and can be pivotally connected the scissor supporting structure integrally turned round, at this
In the protection domain of invention.
Furthermore, it is necessary to further illustrate, the shape of scissor supporting structure is not limited with the present embodiment, can also be
Other shapes, as long as but scissor supporting structure and the both ends that the limiting plate is articulated and the second limited section, second
At least one madial wall has gap in guide runner, can reduce the power suffered by limiting plate, just fall within the scope of protection of the present invention.
Claims (9)
1. a kind of laptop input unit button, it is characterised in that the laptop input unit button includes：
Key head, key head bottom surface is formed with the first limited section and the first guide runner, wherein the first guide runner outward opening；
Limiting plate, which is provided with the second guide runner and the second limited section, wherein the second sliding slot outward opening；
First supporting rack and the second supporting rack, first supporting rack and second supporting rack pivot joint, should into scissor supporting structure
Four ends of scissor supporting structure are pivotally connected first limited section, the first guide runner, the second limited section and second lead respectively
Sliding slot；And
Restoring force component, the power upspring for providing the key head；
Wherein, when the key head, which is in, upsprings state, the scissor supporting structure and first limited section, the first guide runner phase pivot
The both ends connect are contacted with the first limited section madial wall, the first guide runner madial wall；The scissor supporting structure with this second
Between there is at least one madial wall in both ends that limited section, the second guide runner are articulated and second limited section, the second guide runner
Gap, the laptop input unit button are between the madial wall of the madial wall of first limited section and first guide runner
Distance carry out the height of the management and control laptop input unit button.
2. laptop input unit button as claimed in claim 1, it is characterised in that the scissor supporting structure is with being somebody's turn to do
Both ends that second limited section, the second guide runner are articulated and the second limited section madial wall, the second guide runner madial wall between
It is respectively provided with gap.
3. laptop input unit button as claimed in claim 1, it is characterised in that first limited section or this second
Limited section is the guide runner of outward opening.
4. laptop input unit button as claimed in claim 1, it is characterised in that second supporting rack is frame-like
Structure, the frame-like structure have two side levers, and the middle position of two side lever is equipped with a pair of of axis hole；First supporting rack is frame
Shape structure, and two side lever middle positions of first supporting rack extend outwardly equipped with a pair of pivot, which corresponds to and pivot
It is connected in a pair of of axis hole of second supporting rack, by the axis hole and pivot being articulated, first supporting rack and second support
Frame pivot joint is integral, and using a pair of pivot as center of rotation, forms the scissor supporting structure of revolution freely.
5. laptop input unit button as claimed in claim 1, it is characterised in that second supporting rack is in door type
Structure or hollow structure.
6. laptop input unit button as claimed in claim 1, it is characterised in that second guide runner and this second
Limited section is formed by the limiting plate by the way of punching press.
7. laptop input unit button as claimed in claim 1, it is characterised in that second guide runner and this second
Limited section is fixed on the limiting plate and is formed using plastic parts hot melt.
8. laptop input unit button as claimed in claim 1, it is characterised in that the restoring force component is elastic component
Or magnetic part.
9. laptop input unit button as claimed in claim 1, it is characterised in that first supporting rack is in door type
Structure or hollow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179737.4A CN107946100A (en) | 2017-11-23 | 2017-11-23 | A kind of laptop input unit button |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179737.4A CN107946100A (en) | 2017-11-23 | 2017-11-23 | A kind of laptop input unit button |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107946100A true CN107946100A (en) | 2018-04-20 |
Family
ID=61930876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711179737.4A Withdrawn CN107946100A (en) | 2017-11-23 | 2017-11-23 | A kind of laptop input unit button |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946100A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110797226A (en) * | 2019-10-14 | 2020-02-14 | 苏州达方电子有限公司 | Key device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151205A (en) * | 2013-03-13 | 2013-06-12 | 苏州达方电子有限公司 | Keypresses of keyboard |
| CN105070563A (en) * | 2015-07-23 | 2015-11-18 | 苏州达方电子有限公司 | Key cap and key structure using the key cap |
| CN205069467U (en) * | 2015-09-24 | 2016-03-02 | 群光电子(苏州)有限公司 | Key structure |
| CN205920914U (en) * | 2016-07-15 | 2017-02-01 | 群光电子(苏州)有限公司 | Key structure |
| CN106683929A (en) * | 2016-01-06 | 2017-05-17 | 苏州达方电子有限公司 | Key structure, switch structure and key structure combination method |
-
2017
- 2017-11-23 CN CN201711179737.4A patent/CN107946100A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151205A (en) * | 2013-03-13 | 2013-06-12 | 苏州达方电子有限公司 | Keypresses of keyboard |
| CN105070563A (en) * | 2015-07-23 | 2015-11-18 | 苏州达方电子有限公司 | Key cap and key structure using the key cap |
| CN205069467U (en) * | 2015-09-24 | 2016-03-02 | 群光电子(苏州)有限公司 | Key structure |
| CN106683929A (en) * | 2016-01-06 | 2017-05-17 | 苏州达方电子有限公司 | Key structure, switch structure and key structure combination method |
| CN205920914U (en) * | 2016-07-15 | 2017-02-01 | 群光电子(苏州)有限公司 | Key structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110797226A (en) * | 2019-10-14 | 2020-02-14 | 苏州达方电子有限公司 | Key device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180420 |
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| WW01 | Invention patent application withdrawn after publication |