CN205376357U - Button structure and input device suitable for long stroke - Google Patents
Button structure and input device suitable for long stroke Download PDFInfo
- Publication number
- CN205376357U CN205376357U CN201521141040.4U CN201521141040U CN205376357U CN 205376357 U CN205376357 U CN 205376357U CN 201521141040 U CN201521141040 U CN 201521141040U CN 205376357 U CN205376357 U CN 205376357U
- Authority
- CN
- China
- Prior art keywords
- long
- key
- flat cable
- flexible flat
- stroke control
- 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.)
- Expired - Fee Related
Links
- 239000012790 adhesive layer Substances 0.000 claims description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 230000001960 triggered effect Effects 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims 2
- 238000010030 laminating Methods 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Push-Button Switches (AREA)
Abstract
The utility model discloses a button structure and input device suitable for long stroke, the button structure includes in proper order: layer, baffle are pasted to button, long stroke controlling part, the first layer, soft arranging wire, second pasted, wherein, the button promotes under the exogenic action long stroke controlling part remove to with the soft arranging wire contacts, and triggers long stroke controlling part with electric conductance leads to and generates key signal between the soft arranging wire, long stroke controlling part with pass through between the soft arranging wire the first laminating of pasting closes together fixedly, the soft arranging wire with pass through between the baffle the second is pasted the laminating and is closed together fixedly.
Description
Technical Field
The utility model relates to a button technique especially relates to a button structure and input device suitable for long stroke.
Background
In the existing input equipment, in order to ensure the hand feeling of the keys, a rubber pad structure with a long stroke matched with the solid keys is adopted. The graphite conductive silica gel is attached to the inside of the rubber pad, and the graphite conductive silica gel is connected with copper on the printed circuit board, so that the circuit is conducted to realize the key function.
If the button pressing direction is not in the same direction with the printed circuit board of management chip, then need formulate the keypad in addition and realize the button function, connect back the printed circuit board through the wire rod with the keypad again on, this kind of structure need formulate the keypad in addition, and is very big to the space demand, has increased the instability of structure simultaneously, still needs welded connection or utilizes the connector to connect between board and the board, has increased the preparation cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problem, an embodiment of the present invention provides a key structure and an input device suitable for a long stroke.
The embodiment of the utility model provides a be applicable to long stroke's button structure includes in proper order: the device comprises a key, a long-stroke control, a first adhesive layer, a flexible flat cable, a second adhesive layer and a baffle; wherein,
the key pushes the long-stroke control piece to move to be in contact with the flexible flat cable under the action of external force, so that the long-stroke control piece and the flexible flat cable are triggered to be electrically conducted and a key signal is generated;
the long-stroke control piece is fixedly attached to the flexible flat cable through the first adhesive layer, and the flexible flat cable is fixedly attached to the baffle through the second adhesive layer.
In the embodiment of the utility model, the key is installed in the longitudinal direction by a limit structure and is inconsistent with the long stroke control piece; or the key is fixedly connected with the long-stroke control;
the long-stroke control part is composed of a rubber pad used for realizing long stroke and conductive silica gel used for electric conduction.
In the embodiment of the utility model provides an in, the soft winding displacement with the surface that conductive silica gel corresponds exposes copper to realize the electric conductance.
In the embodiment of the utility model provides an in, the baffle is metal baffle or plastics baffle.
In the embodiment of the utility model provides an in, the afterbody of soft arranging wire exposes copper, welds on printed circuit board, perhaps pegs graft on printed circuit board.
The embodiment of the utility model provides an input device includes: more than one be applicable to the button structure of long stroke, the button structure includes in proper order: the device comprises a key, a long-stroke control, a first adhesive layer, a flexible flat cable, a second adhesive layer and a baffle; wherein,
the key pushes the long-stroke control piece to move to be in contact with the flexible flat cable under the action of external force, so that the long-stroke control piece and the flexible flat cable are triggered to be electrically conducted and a key signal is generated;
the long-stroke control piece is fixedly attached to the flexible flat cable through the first adhesive layer, and the flexible flat cable is fixedly attached to the baffle through the second adhesive layer.
In the embodiment of the utility model, the key is installed in the longitudinal direction by a limit structure and is inconsistent with the long stroke control piece; or the key is fixedly connected with the long-stroke control;
the long-stroke control part is composed of a rubber pad used for realizing long stroke and conductive silica gel used for electric conduction.
In the embodiment of the utility model provides an in, the soft winding displacement with the surface that conductive silica gel corresponds exposes copper to realize the electric conductance.
In the embodiment of the utility model provides an in, the baffle is metal baffle or plastics baffle.
In the embodiment of the utility model provides an in, the afterbody of soft arranging wire exposes copper, welds on printed circuit board, perhaps pegs graft on printed circuit board.
The utility model discloses among the technical scheme, the button structure includes in proper order: the device comprises a key, a long-stroke control, a first adhesive layer, a flexible flat cable, a second adhesive layer and a baffle; the long-stroke control is pushed to move to be in contact with the flexible flat cable by the key under the action of external force, so that the long-stroke control is triggered to be electrically conducted with the flexible flat cable and a key signal is generated; the long-stroke control piece is fixedly attached to the flexible flat cable through the first adhesive layer, and the flexible flat cable is fixedly attached to the baffle through the second adhesive layer. The embodiment of the utility model provides a button structure when having guaranteed through long stroke controlling part that the button is felt, has effectively restricted the shared space of button structure, has realized the button function that good button was felt in narrow and small space. Furthermore, the utility model discloses the button structure cost is lower and easily realize.
Drawings
Fig. 1 is a schematic diagram illustrating a key structure according to an embodiment of the present invention;
fig. 2 is a schematic view of a shape of a key according to an embodiment of the present invention;
fig. 3 is a schematic shape diagram of a long-stroke control according to an embodiment of the present invention;
FIG. 4 is a shape schematic of a first adhesive layer according to an embodiment of the present invention;
fig. 5 is a schematic view illustrating a shape of a flexible flat cable according to an embodiment of the present invention;
FIG. 6 is a schematic view of a second adhesive layer according to an embodiment of the present invention;
fig. 7 is a schematic view of a baffle according to an embodiment of the present invention.
Detailed Description
In order to understand the features and technical contents of the embodiments of the present invention in more detail, the following description is given in conjunction with the accompanying drawings for describing the embodiments of the present invention in detail, and the accompanying drawings are only used for the purpose of reference and are not used to limit the embodiments of the present invention.
The embodiment of the utility model provides a button structure suitable for long stroke, the space that this button structure occupy is less, is applicable to the input device who has finite space more, and simultaneously, this button structure utilizes long stroke to guarantee feeling of button.
For a key structure requiring a higher hand feeling of the key, the stroke of the key is longer, and here, the stroke of the key refers to the distance the key travels when one key is pressed down. If the key is knocked, the key is felt to have obvious up-down fluctuation, the stroke of the key is longer, the stroke length of the key is related to the use hand feeling of the key, and the key with the longer stroke can enable a user to feel sufficient elasticity; the key with moderate travel enables the user to feel soft; the keys with shorter travel distance may be exhausted by the user for a long time.
The stroke of the key usually has three different lengths of short (1.8-2 mm), medium (2.5-3 mm) and long (more than 4 mm). In general, long-stroke keys are more suitable for use as game-type keys.
The utility model discloses the specific shape of button, long stroke controlling part, first layer, soft arranging wire, second pasted layer and baffle is not done the restriction, can prepare according to actual need. For example, the key shape may be made square, or may be made circular, or the like.
The following takes the key structure of one of the shapes as an example, and the key structure of the embodiment of the present invention is further described in detail.
Referring to fig. 1, fig. 1 is a schematic diagram of a key structure according to an embodiment of the present invention, as shown in fig. 1, the key structure sequentially includes: the device comprises a key 11, a long-stroke control 12, a first adhesive layer 13, a flexible flat cable 14, a second adhesive layer 15 and a baffle 16; wherein,
the key 11, the long-stroke control 12, the first adhesive layer 13, the flexible flat cable 14, the second adhesive layer 15 and the baffle 16 are sequentially adjacent in structure.
The key 11, the long stroke control 12, the first adhesive layer 13, the flexible flat cable 14, the second adhesive layer 15, and the baffle 16 are explained below.
Key 11: the physical keys 11 may be made of, but not limited to, plastic, metal, etc. The keys 11 are located at the outermost part of the overall structure, facing the user. Actuation of key 11 may be effected by a user pressing key 11.
Long stroke control 12: the long-stroke control 12 is located at the next layer of the key 11, and the first state is a natural state, i.e. a state without being affected by an external force, and at this time, the conductive part of the long-stroke control 12 is not in contact with the flexible flat cable 14 and is not electrically conducted. The second state is a state pressed by the key 11, in which the conductive part of the long stroke control 12 is in contact with the flexible flat cable 14 and the conductive part of the flexible flat cable 14, so that electrical conduction is realized. More importantly, when the long-stroke control 12 is in the second state, the long-stroke control 12 is restored to the first state by removing the external force from the key 11. It can be seen that the long-stroke control 12 is a structure with an elastic restorable state, and the function of the long-stroke control 12 can be realized by adopting a rubber pad structure, and meanwhile, the conductive function of the long-stroke control 12 can be realized by combining conductive silica gel on the rubber pad.
First adhesive layer 13: the double-sided adhesive tape which is beneficial to the attachment of rubber and plastic is used for attaching the rubber part of the long stroke control piece 12 and the plastic part of the rear flexible flat cable 14, so that the long stroke control piece 12 and the flexible flat cable 14 are fixed. The production of redundant structural parts is reduced, a better fixing effect can be achieved, and the stability of the structure is guaranteed.
The flexible flat cable 14: and exposing copper on the surface of the part corresponding to the conductive silica gel. After the copper-exposed part is bonded with the conductive silicon of the long-stroke control 12, the electric conduction is realized, and further, the function of the key 11 is realized. The exposed copper portion of the tail end of the flexible flat cable 14 can be directly soldered to the printed circuit board by hand or plugged to the printed circuit board through a connector, so as to interact with the management chip on the printed circuit board to realize the signal interaction of the key 11.
Second adhesive layer 15: a double-sided tape is used for realizing the attachment of a baffle 16 on the next layer and all the structures in front, achieving a better fixing effect and ensuring the stability of the structure.
The baffle 16: the metal baffle 16 or the plastic baffle 16 can be adopted, the metal baffle 16 can achieve higher strength, and the pressure bearing effect of the metal baffle 16 is better. The plastic baffle 16 is of a relatively light material.
Based on the key structure formed by the structures, the long-stroke control 12 ensures the hand feeling of the key 11, effectively limits the space occupied by the key structure and realizes the function of the key 11 with good hand feeling of the key 11 in a narrow space. Furthermore, the utility model discloses the button structure cost is lower and easily realize.
In the embodiment of the present invention, when the user presses the button 11 and wants to trigger the button 11 signal, the button 11 pushes under the action of external force the long stroke control 12 moves to and the flexible flat cable 14 contacts, and triggers the long stroke control 12 with the electrical conduction between the flexible flat cable 14 and generate the button 11 signal.
In the embodiment of the present invention, the long stroke control 12 and pass through between the flexible flat cable 14 the first layer 13 of pasting is laminated and fixed together, the flexible flat cable 14 with pass through between the baffle 16 the second layer 15 of pasting is laminated and fixed together. Therefore, the key structure occupies a small space and is relatively stable.
In the embodiment of the present invention, the key 11 is installed in a longitudinal guiding manner through a limiting structure, and is inconsistent with the long-stroke control 12; or the key 11 is fixedly connected with the long-stroke control 12; the long stroke control 12 is composed of a rubber pad for realizing long stroke and conductive silica gel for electric conduction.
In the embodiment of the present invention, copper is exposed on the surface of the flexible flat cable 14 to realize electric conduction.
In the embodiment of the present invention, the baffle 16 is a metal baffle 16 or a plastic baffle 16.
In the embodiment of the present invention, the tail of the flexible flat cable 14 is passed through the copper-exposed welding is performed on the printed circuit board.
Referring to fig. 2 and fig. 2 are schematic diagrams illustrating shapes of the key according to the embodiment of the present invention, in this example, the key is square, and the outer surface of the key is a plane for the user to press. The inside of button has a protruding structure, and this protruding structure is cylindric, and this protruding structure can promote the rubber pad of long stroke controlling part in order to realize the button function.
Referring to fig. 3, fig. 3 is the shape schematic diagram of the long stroke control of the embodiment of the present invention, the long stroke control in this example includes a rubber pad, the external framework of the rubber pad is square, the middle part supports the forward protrusion contacting with the button and the reverse protrusion towards the flexible flat cable, and the conductive silica gel is arranged on the end surface of the reverse protrusion. When the long-stroke control piece is pressed, the middle part of the long-stroke control piece sinks, and the conducting wire silica gel is in contact with the flexible flat cable.
Referring to fig. 4, fig. 4 is a schematic diagram of a shape of the first pasting layer according to an embodiment of the present invention, and a middle portion of the first pasting layer is a hollow portion to realize contact between the long stroke control and the flexible flat cable. The first pasting layer pastes the external framework of the long-stroke control piece to the non-exposed copper part of the flexible flat cable, so that the structure is fixed.
Referring to fig. 5, fig. 5 is a schematic view of a shape of a flexible flat cable according to an embodiment of the present invention, a copper is exposed at a middle portion of the flexible flat cable to realize contact with a rubber pad of a long-stroke control, so as to be electrically conducted. The tail of the flexible flat cable is also exposed with copper so as to realize the connection with the printed circuit board of the management chip.
Referring to fig. 6, fig. 6 is a schematic shape diagram of a second pasting layer according to an embodiment of the present invention, the second pasting layer pastes the flexible flat cable and the baffle together, thereby realizing the fixation of the structure.
Referring to fig. 7, fig. 7 is a schematic shape diagram of a baffle according to an embodiment of the present invention, the baffle of this example is a metal baffle, and the baffle can realize the final fixing function pressed down by the above structure.
The embodiment of the utility model provides a key structure is applicable to any input device such as keyboard, handle, and based on this, the embodiment of the utility model provides an input device is still provided, the input includes: more than one be applicable to the button structure of long stroke, the button structure includes in proper order: the device comprises a key, a long-stroke control, a first adhesive layer, a flexible flat cable, a second adhesive layer and a baffle; wherein,
the key pushes the long-stroke control piece to move to be in contact with the flexible flat cable under the action of external force, so that the long-stroke control piece and the flexible flat cable are triggered to be electrically conducted and a key signal is generated;
The long-stroke control piece is fixedly attached to the flexible flat cable through the first adhesive layer, and the flexible flat cable is fixedly attached to the baffle through the second adhesive layer.
In the embodiment of the utility model, the key is installed in the longitudinal direction by a limit structure and is inconsistent with the long stroke control piece; or the key is fixedly connected with the long-stroke control; the long-stroke control part is composed of a rubber pad used for realizing long stroke and conductive silica gel used for electric conduction.
In the embodiment of the utility model provides an in, the soft winding displacement with the surface that conductive silica gel corresponds exposes copper to realize the electric conductance.
In the embodiment of the utility model provides an in, the baffle is metal baffle or plastics baffle.
In the embodiment of the utility model provides an in, the afterbody of soft arranging wire exposes copper, welds on printed circuit board, perhaps pegs graft on printed circuit board.
It will be appreciated by those skilled in the art that the implementation of the structures in the input device in this example can be understood with reference to the foregoing description of the key structure.
The embodiment of the utility model provides an between the technical scheme who records, under the condition of conflict, can make up wantonly.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a button structure suitable for long stroke which characterized in that, button structure includes in proper order: the device comprises a key, a long-stroke control, a first adhesive layer, a flexible flat cable, a second adhesive layer and a baffle; wherein,
the key pushes the long-stroke control piece to move to be in contact with the flexible flat cable under the action of external force, so that the long-stroke control piece and the flexible flat cable are triggered to be electrically conducted and a key signal is generated;
the long-stroke control piece is fixedly attached to the flexible flat cable through the first adhesive layer, and the flexible flat cable is fixedly attached to the baffle through the second adhesive layer.
2. The key structure suitable for long stroke according to claim 1, wherein the key is installed in a longitudinal guide way through a limiting structure and is abutted with the long stroke control piece; or the key is fixedly connected with the long-stroke control;
the long-stroke control part is composed of a rubber pad used for realizing long stroke and conductive silica gel used for electric conduction.
3. The long-stroke key structure of claim 2, wherein copper is exposed on the surface of the flexible flat cable corresponding to the conductive silicone to achieve electrical conduction.
4. The key structure suitable for long stroke according to claim 1, wherein the baffle is a metal baffle or a plastic baffle.
5. The long-stroke key structure of claim 1, wherein the tail of the flexible flat cable is exposed with copper, soldered to a printed circuit board, or plugged to a printed circuit board.
6. An input device, characterized in that the input device comprises: more than one be applicable to the button structure of long stroke, the button structure includes in proper order: the device comprises a key, a long-stroke control, a first adhesive layer, a flexible flat cable, a second adhesive layer and a baffle; wherein,
the key pushes the long-stroke control piece to move to be in contact with the flexible flat cable under the action of external force, so that the long-stroke control piece and the flexible flat cable are triggered to be electrically conducted and a key signal is generated;
the long-stroke control piece is fixedly attached to the flexible flat cable through the first adhesive layer, and the flexible flat cable is fixedly attached to the baffle through the second adhesive layer.
7. The input device as in claim 6, wherein the key is longitudinally guided and mounted by a limiting structure and abuts against the long-stroke control; or the key is fixedly connected with the long-stroke control;
The long-stroke control part is composed of a rubber pad used for realizing long stroke and conductive silica gel used for electric conduction.
8. The input device as recited in claim 7, wherein copper is exposed on the surface of the flexible flat cable corresponding to the conductive silicone to achieve electrical conduction.
9. The input device as recited in claim 6, wherein the bezel is a metal bezel or a plastic bezel.
10. The input device as in claim 6, wherein the flexible flat cable has a tail portion exposed with copper, soldered to a printed circuit board, or plugged to a printed circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141040.4U CN205376357U (en) | 2015-12-31 | 2015-12-31 | Button structure and input device suitable for long stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141040.4U CN205376357U (en) | 2015-12-31 | 2015-12-31 | Button structure and input device suitable for long stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205376357U true CN205376357U (en) | 2016-07-06 |
Family
ID=56275783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521141040.4U Expired - Fee Related CN205376357U (en) | 2015-12-31 | 2015-12-31 | Button structure and input device suitable for long stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205376357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448564A (en) * | 2015-12-31 | 2016-03-30 | 北京小鸟看看科技有限公司 | Key structure and input equipment suitable for long stroke |
-
2015
- 2015-12-31 CN CN201521141040.4U patent/CN205376357U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448564A (en) * | 2015-12-31 | 2016-03-30 | 北京小鸟看看科技有限公司 | Key structure and input equipment suitable for long stroke |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20191231 |