CN209417684U - Switch block and Trackpad for Trackpad - Google Patents
Switch block and Trackpad for Trackpad Download PDFInfo
- Publication number
- CN209417684U CN209417684U CN201822102175.XU CN201822102175U CN209417684U CN 209417684 U CN209417684 U CN 209417684U CN 201822102175 U CN201822102175 U CN 201822102175U CN 209417684 U CN209417684 U CN 209417684U
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- Prior art keywords
- switch
- trackpad
- bed course
- flexible
- contact
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- 239000000758 substrate Substances 0.000 claims abstract description 33
- 238000005452 bending Methods 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Abstract
The utility model relates to input equipment, in particular to a kind of switch block for Trackpad and the Trackpad comprising the switch block.In one or more embodiments of the utility model, the switch block for Trackpad includes: flexible switch element, be suitable for bending when with switch contact electrical couplings；And the bed course suitable for being set between substrate surface and switch element, the bed course include padded coaming.
Description
Technical field
The utility model relates to input equipment, in particular to a kind of switch block for Trackpad and include the switching group
The Trackpad of part.
Background technique
Trackpad can provide the several functions such as rolling, direction, cruise and selection.Figure 1A and 1B is for Trackpad
The schematic diagram of switch block.As shown in Figure 1A, form pad 120 and switch contact 130 on substrate 110, switch element 140 with
Pad 120 connects and is located at the top of switch contact 130, when switch element 140 and switch contact 130 are without being electrically connected,
Circuit loop is in an off state.On the other hand, as shown in Figure 1B, when switch element 140 under the effect of external force and with switch
When contact 130 is electrically connected, circuit loop is in closed state.
The biggish sound will be issued when pressing switch element, and user may be not intended to such case, therefore
Want to provide a kind of technical solution to eliminate or inhibit the sound issued when pressing switch element.
Utility model content
According to the one aspect of the utility model, a kind of switch block for Trackpad is provided, has and presses out
The sound is slight when closing element and advantages of simple structure and simple.
In one or more embodiments of the utility model, the switch block for Trackpad includes:
Flexible switch element, be suitable for bending when with switch contact electrical couplings；And
Suitable for the bed course being set between substrate surface and switch element, the bed course includes padded coaming.
Optionally, in above-mentioned switch block, the switch contact is located at substrate surface, and the bed course includes:
Suitable for the first element for being set to substrate surface and being electrically connected with the switch contact of substrate surface；And
Suitable for being set to substrate surface and surrounding the second element of the first element,
Wherein, the flexible switch element connect with the second element and is located at the top of the first element,
And suitable for being contacted in bending with the first element,
Wherein, the first element includes conductive padded coaming.
Optionally, in above-mentioned switch block, the first element is conductive strips.
Optionally, in above-mentioned switch block, the second element is in a ring and the first element is located in annular.
Optionally, in above-mentioned switch block, the switch element is in dome-shaped, and center portion is flexible and periphery
It is fixed on second element.
Optionally, in above-mentioned switch block, further comprise flexible printed circuit board, switch is set on first surface
Contact and the pad for surrounding switch contact,
Wherein, the flexible switch element connect with the pad and is located at the top of the switch contact, is suitable for
It is contacted in bending with the switch contact,
Wherein, the bed course is set to the second surface of the flexible printed circuit board, the second surface and described the
One surface is opposite.
Optionally, in above-mentioned switch block, the bed course is sheet rubber.
Optionally, in above-mentioned switch block, the switch element is in dome-shaped, and center portion is flexible and periphery
It is fixed on pad.
According to the one aspect of the utility model, a kind of Trackpad is provided, has sound when pressing switch element light
Micro- and advantages of simple structure and simple.
In one or more embodiments of the utility model, Trackpad includes:
Substrate；And
Switch block, comprising:
Flexible switch element, be suitable for bending when with switch contact electrical couplings；And
Suitable for the bed course being set between substrate surface and switch element, the bed course includes padded coaming.
In the above scheme of the utility model, inhaled using the cushioned material layer being arranged between switch element and substrate
The deformation energy of switch element is received, to achieve the effect that elimination or inhibit the sound.Due to only between switch element and substrate
Add the bed course comprising padded coaming, without to Trackpad or switch block structure and manufacturing process make substantive change,
Therefore have the advantages that realization difficulty is low low with implementation cost etc..
Detailed description of the invention
The above-mentioned and/or other aspects and advantage of the utility model will pass through the description of the various aspects below in conjunction with attached drawing
It becomes more fully apparent and is easier to understand, the same or similar unit, which is adopted, in attached drawing is indicated by the same numeral, and attached drawing includes:
Figure 1A and 1B shows the schematic diagram of the switch block for Trackpad.
Fig. 2A and 2B is the schematic diagram according to the Trackpad of the utility model one embodiment.
Fig. 3 A and 3B are the schematic diagram according to the Trackpad of the utility model another embodiment.
Specific embodiment
Referring to which illustrates the attached drawing of the utility model illustrative examples, to more fully illustrate this practical new
Type.But the utility model can be realized by different form, and be not construed as being only limitted to each embodiment given herein.It provides
The various embodiments described above be intended to make the disclosure of this paper comprehensively complete, to keep the understanding to scope of protection of the utility model more complete
Face and accurate.
The term of such as "comprising" and " comprising " etc indicates have directly in addition to having in the specification and in the claims
Other than the unit and step clearly stated, the technical solution of the utility model is also not excluded for having and not stated directly or clearly
Other units and step situation.
The term of such as " first " and " second " etc be not offered as unit the time, space, in terms of sequence
It and is only to make differentiation each unit to be used.
Such as term of " A is between B and C " etc had both included the situation that the surface of A and B or A and C directly contact,
Including there are the situations of other objects between A and B or between A and C.
The embodiments of the present invention are specifically described below by attached drawing.
Fig. 2A and 2B is the schematic diagram according to the Trackpad of the utility model one embodiment, wherein Fig. 2A is the touch-control
The exploded view of plate, and Fig. 2 B is the partial cutaway view of Trackpad after the assembly is completed.
Trackpad 20 shown in Fig. 2A and 2B includes substrate 210, the bed course 220 on 210 surface of substrate is arranged in and is set to
Switch element 230 on bed course 220.
A referring to fig. 2, bed course 220 include the first element 221 and second element 222 for being set to 210 surface of substrate, wherein
Second element 222 is annularly to surround first element 221.Optionally, first element 221 and second element 222 include conductive
Padded coaming, or only first element 221 includes conductive padded coaming.In particular, first element or second element can be selected
Use conductive strips.
First pad or the first conductive layer 211 on B referring to fig. 2, first element 221 and 210 surface of substrate are electrically connected (example
Such as pass through bonding mode), and second pad or the second conductive layer 212 on second element 222 and 210 surface of substrate are electrically connected
(such as passing through bonding mode).
In the embodiment shown in Fig. 2A and 2B, switch element 230 is in dome-shaped, is located at the top of first element 221
And second element 222 is fixed on to realize the electric connection with second element 222 in periphery.The center portion of switch element 230
It is flexible.When not having external force, switch element 230 and 221 electrical isolation of first element are so that circuit (not shown)
It is in an off state；On the other hand, under the action of downward pressure, the center portion of switch element 230 is recessed thus with first
Element 221 contacts, and is achieved in and as the first pad of switch contact or the electrical couplings of the second conductive layer 212 so that circuit
In closed state.
When switch element 230 is pressed, the strain energy of distortion of dome can be absorbed by first element 221, and switch element is connect
The material of touching becomes soft padded coaming from hard substrate, therefore the volume that is made a sound of while pressing switch element and tone
All decrease.
Fig. 3 A and 3B are the schematic diagram according to the Trackpad of the utility model another embodiment, wherein Fig. 3 A is the touching
The exploded view of plate is controlled, and Fig. 3 B is the partial cutaway view of Trackpad after the assembly is completed.
Trackpad 30 shown in Fig. 3 A and 3B include substrate 310,310 surface of substrate is set bed course 320, be set to pad
Flexible printed circuit board 330 on layer 320 and the switch element 340 that is set on flexible printed circuit board 330.
Referring to Fig. 3 B, switch contact 331 and ring-type are formed in the first surface of flexible printed circuit board 330 or upper surface
Pad 332, wherein switch contact 331 is surrounded by pad 332.On the other hand, referring to Fig. 3 A and 3B, flexible printed circuit board
Be formed with pad 333A and 333B on 330 second surface or lower surface opposite with first surface, they respectively with substrate 310
On pad 311A connected with 311B.Optionally, pad 333A and 333B can be welded to pad through solder 350 as shown in Figure 3B
311A and 311B.
Referring to Fig. 3 A and 3B, switch element 340 is in dome-shaped, and the top and periphery for being located at switch contact 331 are fixed
In pad 332 to realize the electric connection with pad 332.The center portion of switch element 340 is flexible.When there is no external force
When effect, switch element 340 is with 331 electrical isolation of switch contact so that circuit (not shown) is in an off state；On the other hand,
Under the action of downward pressure, the center portion of switch element 340 is recessed to contacting with switch contact 331, be achieved in
Electrical couplings as switch contact are so that circuit is in closed state.
As shown in Figure 3B, bed course 320 is between flexible printed circuit board 330 and substrate 310.Optionally, bed course is upper
Lower surface passes through bonding mode respectively and is fixed on the lower surface of flexible printed circuit board 330 and the upper surface of substrate 310.Especially
It is that bed course 320 can select sheet rubber.
When switch element 340 is pressed, the strain energy of distortion of dome can be absorbed by bed course 320, therefore press switch element
When the volume that is made a sound and tone all decrease.
Although having showed and having discussed some aspects of the utility model, those skilled in the art should anticipate
Know: above-mentioned aspect can be changed under conditions of without departing substantially from the utility model principle and spirit, therefore this is practical new
The range of type will be limited by claim and equivalent content.
Claims (11)
1. a kind of switch block for Trackpad characterized by comprising
Flexible switch element, be suitable for bending when with switch contact electrical couplings；And
Suitable for the bed course being set between substrate surface and switch element, the bed course includes padded coaming.
2. switch block as described in claim 1, wherein the switch contact is located at substrate surface, and the bed course packet
It includes:
Suitable for the first element for being set to substrate surface and being electrically connected with the switch contact of substrate surface；And
Suitable for being set to substrate surface and surrounding the second element of the first element,
Wherein, the flexible switch element connect with the second element and is located at the top of the first element, and
Suitable for being contacted in bending with the first element,
Wherein, the first element includes conductive padded coaming.
3. switch block as claimed in claim 2, wherein the first element is conductive strips.
4. switch block as claimed in claim 2, wherein the second element is in a ring and the first element is located at ring
In shape.
5. switch block as claimed in claim 4, wherein the switch element is in dome-shaped, and center portion is flexible simultaneously
And second element is fixed on periphery.
6. switch block as described in claim 1, wherein further comprise flexible printed circuit board, set on first surface
It sets switch contact and surrounds the pad of switch contact,
Wherein, the flexible switch element connect with the pad and is located at the top of the switch contact, is suitable for curved
The contact of switch contact described in Qu Shiyu,
Wherein, the bed course is set to the second surface of the flexible printed circuit board, the second surface and first table
Face is opposite.
7. switch block as claimed in claim 6, wherein the bed course is sheet rubber.
8. switch block as claimed in claim 6, wherein the switch element is in dome-shaped, and center portion is flexible simultaneously
And pad is fixed on periphery.
9. a kind of Trackpad, includes:
Substrate；And
Switch block characterized by comprising
Flexible switch element, be suitable for bending when with switch contact electrical couplings；And
Suitable for the bed course being set between substrate surface and switch element, the bed course includes padded coaming.
10. Trackpad as claimed in claim 9, wherein the switch contact is located at substrate surface, and the bed course packet
It includes:
Suitable for the first element for being set to substrate surface and being electrically connected with the switch contact of substrate surface；And
Suitable for being set to substrate surface and surrounding the second element of the first element,
Wherein, the flexible switch element connect with the second element and is located at the top of the first element, and
Suitable for being contacted in bending with the first element,
Wherein, the first element includes conductive padded coaming.
11. Trackpad as claimed in claim 9, wherein further comprise flexible printed circuit board, be arranged on first surface
Switch contact and the pad for surrounding switch contact,
Wherein, the flexible switch element connect with the pad and is located at the top of the switch contact, is suitable for curved
The contact of switch contact described in Qu Shiyu,
Wherein, the bed course is set to the second surface of the flexible printed circuit board, the second surface and first table
Face is opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822102175.XU CN209417684U (en) | 2018-12-14 | 2018-12-14 | Switch block and Trackpad for Trackpad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822102175.XU CN209417684U (en) | 2018-12-14 | 2018-12-14 | Switch block and Trackpad for Trackpad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209417684U true CN209417684U (en) | 2019-09-20 |
Family
ID=67938176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822102175.XU Active CN209417684U (en) | 2018-12-14 | 2018-12-14 | Switch block and Trackpad for Trackpad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209417684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI790531B (en) * | 2021-01-20 | 2023-01-21 | 宏碁股份有限公司 | Touch pad structure |
-
2018
- 2018-12-14 CN CN201822102175.XU patent/CN209417684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI790531B (en) * | 2021-01-20 | 2023-01-21 | 宏碁股份有限公司 | Touch pad structure |
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