CN105609353A - Keyboard with hollowed keys and elastic silicone gel bodies - Google Patents
Keyboard with hollowed keys and elastic silicone gel bodies Download PDFInfo
- Publication number
- CN105609353A CN105609353A CN201510922721.2A CN201510922721A CN105609353A CN 105609353 A CN105609353 A CN 105609353A CN 201510922721 A CN201510922721 A CN 201510922721A CN 105609353 A CN105609353 A CN 105609353A
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- CN
- China
- Prior art keywords
- keyboard
- button
- flexible
- flexible glue
- key face
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
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- 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
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/068—Properties of the membrane
- H01H2209/074—Properties of the membrane elastomeric
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/002—Calculator, computer
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention relates to a keyboard with hollowed keys and elastic silicone gel bodies. The keyboard is composed of an integrated key assembly, a key square bracket, a printed circuit film under the integrated key assembly, the elastic silicone gel bodies which are fixed on printed circuit film switches, and a keyboard chassis which supports the printed circuit film from below; according to the integrated key assembly, a plurality of hard plastic key surfaces and a plurality of soft plastic connecting bodies are molded into a plurality of cap type structures through two-step hard plastic and soft plastic injection molding; a soft plastic flat surface layer and a soft plastic side surface layer are molded into the soft plastic connecting bodies through one-step soft plastic injection molding; and the soft plastic side surface layer is of a hollowed structure and is composed of at least three soft plastic support connecting portions which are arranged at intervals to form a planar structure and hollowed portions which are arranged between the soft plastic support connecting portions. With the above structure adopted, the keyboard of the invention has the advantages of high elasticity, high light transmittance, excellent heat dissipation performance, low cost, simple assembly and good pressing hand feel.
Description
Technical field
The present invention relates to computer keyboard technique field, especially relate to that a kind of good springiness, light transmittance are high, perfect heat-dissipating, low cost, assembling are simple, press the keyboard with hollow out button and flexible silicon colloid of good hand touch.
Background technology
Along with the development of information industry, the increasingly extensive use of computer, no matter be that notebook computer or desktop computer all be unable to do without computer keyboard; At present, existing keyboard mostly adopts scissor leg structure, adopts this traditional structure keyboard cannot be made to superthin structure, and make parts and process cost all higher, its quality be difficult to control; And the keyboard that adopts flexible glue to make completely, although can not need scissor leg structure, flexible glue is easily out of shape, and does not have skeleton to support easily distortion displacement, and key face affects feel; In addition, character on existing keyboard is all arranged on the surface of button, the long-term possibility that has wearing and tearing that uses, have again, the light transmittance of the keyboard back light of existing totally enclosed type keycap is not high, and heat dispersion has to be hoisted, how a kind of brand-new keyboard is set and overcomes above defect and become and have problem to be solved.
Summary of the invention
Object of the present invention is exactly that a kind of good springiness, the light transmittance that provide for the deficiencies in the prior art part are high, perfect heat-dissipating, low cost, assembling are simple, press the keyboard with hollow out button and flexible silicon colloid of good hand touch.
For achieving the above object, technical scheme of the present invention is: a kind of keyboard with hollow out button and flexible silicon colloid, this keyboard only by integrated button, button grid support, be positioned at the printed circuit film of integrated button below and the keyboard chassis that is fixed on the flexible silicon colloid on the thin switch of printed circuit and is supported on printed circuit film below forms;
Described integrated button has by several ebonite key faces and several integrated button that flexible flexible glue connector is several cap-shaped structures by soft or hard glue secondary injection molding, described flexible glue connector passes through a flexible glue injection mo(u)lding by flexible glue plane layer and flexible glue side facing, software side surface layer is engraved structure, and this flexible glue side facing is spaced into plane flexible glue support and connection portion and the interval hollow-out parts between this flexible glue support and connection portion by least three and forms;
Button grid support is a rigid flat board, has several and described ebonite key face square through hole one to one on this rigid flat board;
After assembling, integrated button is placed on printed circuit film top by the flexible glue plane layer on its flexible glue connector, and the bottom center position of the ebonite key face of integrated button is with to be fixed on interval, flexible silicon colloid top on printed circuit film switch corresponding; Several square through holes of button grid support compressed the top that is fixed on flexible glue connector after wearing ebonite key face corresponding in integrated button, and the upper and lower sandwiched of button grid support and keyboard board is fixed on keyboard board the flexible glue plane layer of the flexible glue connector of integrated button;
In the time of finger presses ebonite key face, ebonite key face is along with the support and connection portion of flexible glue connector is bent downwardly and moves downward vertically, then, ebonite key face bottom contacts with the flexible silicon colloid on printed circuit film and makes that flexible silicon colloid is stressed is bent downwardly movement, and the contact point bottom flexible silicon colloid contacts with the switch of printed circuit film and is communicated with keyboard circuit;
In the time that finger leaves ebonite key face, flexible silicon colloid and support and connection portion upwards recover deformation simultaneously and reset, and the switch on printed circuit film separates with the contact point of flexible silicon colloid bottom and disconnects keyboard circuit.
Adopt after said structure and method, the present invention has the following advantages:
1. the engraved structure of the flexible glue side facing of the present invention by being arranged on flexible glue connector fully penetrates LED luminous energy, strengthens the backlight effect of keyboard;
2, the present invention realizes by the common elastic force of the support and connection portion of flexible silicon colloid and flexible glue connector pressing down of pressing and conducts electricity and reset function, mainly utilize the performance of the elastic recovery deformation that flexible silicon colloid itself possesses after pressurized to drive ebonite key face to reset, simultaneously, the support and connection portion of flexible glue connector plays a part to connect support, limit the reset position of ebonite key face, and adopt the structure of the support and connection portion of interval engraved structure design mainly to allow flexible silicon colloid play the effect of leading elastic recovery deformation, and auxiliary effect is only played by support and connection portion, the active force of pressing is like this central point of button, strengthen and press feel and the degree of accuracy, if there is no engraved structure, flexible glue side facing also can play elastic reset effect, active force disperses, feel and the degree of accuracy are pressed in impact,
3, the present invention is positioned at flexible glue connector top by button grid support casing dress, makes to have had support frame on flexible glue connector, and the integrated button Shi Buhui that is pressed is shifted because of deformation;
4. by soft or hard glue secondary injection molding, the ebonite key face of integrated button is had press stable, at least three support and connection portions of flexible glue connector have connection and stable ebonite key face, thereby parts have been realized the two large functions of pressing stable and assistant spring deformation;
5. in the time of the stressed click of keyboard, be fixed on the upper and lower flexible effect of flexible silicon colloid performance neutral balance of conductive film top, allow ebonite key face have hag motion in steady with the common performance of at least three support and connection portions of flexible glue connector, strengthen and press feel;
6. owing to not needing the structures such as scissor, cost of the present invention is low, assembles simple and convenient;
7, adopt laser technology, the focal length of laser is transferred to the dyed oil enamelled coating of the bottom surface of ebonite key face, form the keypad character of hollow out, be positioned at keyboard, compared with the character of conventional surface, can prevent scratch, can not be worn, and see through transparent ebonite key face and can form third dimension, display effect time backlight is better.
Brief description of the drawings
Fig. 1 is the side broken section structural representation of the embodiment of the present invention one;
Fig. 2 is the stereo decomposing structural representation of the integrated button of the embodiment of the present invention one;
Fig. 3 is the stereo decomposing structural representation of the integrated button of the embodiment of the present invention two;
Fig. 4 is the stereo decomposing structural representation of the embodiment of the present invention three;
Fig. 5 is the three-dimensional laser structural representation of a unit of the integrated button of the embodiment of the present invention;
Fig. 6 is the Facad structure schematic diagram of the integrated button of the embodiment of the present invention.
Detailed description of the invention
As shown in Fig. 1-6, a kind of keyboard with hollow out button and flexible silicon colloid disclosed by the invention, this keyboard only by integrated button 10, button grid support 20, be positioned at the printed circuit film 30 of integrated button 10 belows and the keyboard chassis 50 that is fixed on the flexible silicon colloid 40 on thin 30 switches 31 of printed circuit and is supported on printed circuit film 30 belows forms;
Described integrated button 10 has by several ebonite key faces 101 and several integrated button that flexible flexible glue connector 102 is several cap-shaped structures by soft or hard glue secondary injection molding, described flexible glue connector 102 passes through a flexible glue injection mo(u)lding by flexible glue plane layer 102a and flexible glue side facing, software side surface layer is engraved structure, and this flexible glue side facing is spaced into the plane flexible glue support and connection 102b of portion and the interval hollow-out parts between these flexible glue support and connection 102b of portion by least three and forms;
Button grid support 20 is a rigid flat board, has several and described ebonite key face 101 square through hole 21 one to one on this rigid flat board.
As shown in Figure 4, described integrated button 10 is square structure, and described flexible glue side facing is connected respectively on four angles of flexible glue plane layer 102a and ebonite key face 101 by four flexible glue support and connection 102b of portion.
Or as shown in Figure 1-2, described integrated button 10 is square structure, described flexible glue side facing is connected respectively on four fillets of flexible glue plane layer 102a and ebonite key face 101 by four flexible glue support and connection 102b of portion.
Or described integrated button 10 is square structure, described flexible glue side facing is connected respectively on any three fillets of flexible glue plane layer 102a and ebonite key face 101 by three flexible glue support and connection 102b of portion.
Or as shown in Figure 3, connecting portion 102b is multiple, is connected respectively on the angle and limit of flexible glue plane layer 102a and ebonite key face 101.
Or described ebonite key face 101 is circle or polygon.
Described printed circuit film 30 is provided with several LED-backlit sources, and these several LED-backlit sources are corresponding one by one with described ebonite key face 101 respectively.
Described ebonite key face 101 is formed by transparent hard plastic injection molding, is coated with dyed oil enamelled coating 103 in the bottom surface of ebonite key face 101, has by laser and remove the hollow out keypad character 104 that dyeing paint forms on this dyed oil enamelled coating 103.
Described button grid support 20 is injection molded by hard plastic.
Or described button grid support 20 is made up of metal material.
When production, the production of integrated button 10 includes following steps successively:
Step 1, the injection mould of integrated button 10 has three part compositions, the first is for the master mold of cast, totally two is male models of ebonite key face 101, and it three is male models of flexible glue connector 102, when injection moulding, first rigid plastics hot melting slurry is injected to position corresponding to master mold bottom, then the male model correspondence of ebonite key face 101 is arranged on master mold, takes the male model of ebonite key face 101 after cooling apart, form ebonite key face 101 in master mold bottom; Then, again flexible glue hot melting slurry is injected in master mold, make flexible glue hot melting slurry and ebonite key face 101 contact portions fill closely knit, again the male model correspondence of flexible glue connector 102 is arranged on master mold, the abundant contact portion of flexible glue hot melting slurry and ebonite key face 101 is merged, after cooling, take the male model of flexible glue connector 102 apart, take out the integrated button 10 of soft or hard glue secondary injection molding;
Step 2, spray one deck dyed oil enamelled coating 103 in the bottom surface of the ebonite key face 101 of integrated button 10, in computer laser equipment, set focal length make the plane of Laser Focusing point and dyed oil enamelled coating 103 in the same plane, and in computer laser equipment, sequence the symbol program of carving characters, then pass through laser, laser beam is worn from the top of ebonite key face 101 penetrated ebonite key face 101 to focus on dyed oil enamelled coating 103, removed the hollow out keypad character 104 that dyeing paint forms.
After assembling, integrated button 10 is placed on printed circuit film 30 tops by the flexible glue plane layer 102a on its flexible glue connector 102, and the bottom center position of the ebonite key face 101 of integrated button 10 is with to be fixed on flexible silicon colloid 40 intervals, top on printed circuit film 30 switches 31 corresponding; Flexible silicon colloid 40 be bonded on printed circuit film 30 and make the contact point of flexible silicon colloid 40 and the switch 31 of printed circuit film 30 corresponding; Several square through holes 21 of button grid support 20 compressed the top that is fixed on flexible glue connector 102 after wearing in integrated button 10 101 of corresponding ebonite buttons, button grid support 20 and keyboard board Shang Xia 50 sandwiched the flexible glue plane layer 102a of the flexible glue connector 102 of integrated button 10 is fixed on keyboard board 50;
In the time of finger presses ebonite key face 101, ebonite key face 101 is along with the 102b of support and connection portion of flexible glue connector 102 is bent downwardly and moves downward vertically, then, ebonite key face 101 bottoms contact with the flexible silicon colloid 40 on printed circuit film 30 and make that flexible silicon colloid 40 is stressed is bent downwardly movement, and the contact point of flexible silicon colloid 40 bottoms contacts with the switch 31 of printed circuit film 30 and is communicated with keyboard circuit;
In the time that finger leaves ebonite key face 101, flexible silicon colloid 40 and the 102b of support and connection portion upwards recover deformation simultaneously and reset, and 31 passes of opening on printed circuit film 30 separate with the contact point of flexible silicon colloid 40 bottoms and disconnect keyboard circuit.
The present invention realizes by the common elastic force of the 102b of support and connection portion of flexible silicon colloid 40 and flexible glue connector 102 pressing down of pressing and conducts electricity and reset function, mainly utilize the performance of the elastic recovery deformation that 40, flexible silicon colloid possesses after pressurized to drive ebonite key face 101 to reset, simultaneously, the 102b of support and connection portion of flexible glue connector 102 plays a part to connect support, limit the reset position of ebonite key face 101, and adopt the structure of the 102b of support and connection portion of interval engraved structure design mainly to allow flexible silicon colloid 40 play the effect of leading elastic recovery deformation, and the 102b of support and connection portion only plays auxiliary effect, the active force of pressing is like this central point of button, strengthen and press feel and the degree of accuracy, if there is no engraved structure, flexible glue side facing also can play elastic reset effect, active force disperses, feel and the degree of accuracy are pressed in impact.
Claims (9)
1. a keyboard with hollow out button and flexible silicon colloid, is characterized in that: this keyboard is only by oneBody formula button, button grid support, be positioned at the printed circuit film of integrated button below and be fixed on printingFlexible silicon colloid on the thin switch of circuit and be supported on the keyboard chassis composition of printed circuit film below;
It is logical that described integrated button has flexible flexible glue connector by several ebonite key faces and severalCross the integrated button that soft or hard glue secondary injection molding is several cap-shaped structures, described flexible glue connector is by softGlue plane layer and flexible glue side facing are by a flexible glue injection mo(u)lding, and software side surface layer is engraved structure, and this is softGlue side facing is spaced into plane flexible glue support and connection portion by least three and prop up at this flexible glue at intervalHollow-out parts composition between support connecting portion;
Button grid support is a rigid flat board, on this rigid flat board, have several and described ebonite byKeyboard is square through hole one to one;
After assembling, it is thin that integrated button is placed on printed circuit by the flexible glue plane layer on its flexible glue connectorFilm top, and the bottom center position of the ebonite key face of integrated button be fixed on printed circuit film and openInterval, the flexible silicon colloid top correspondence of shutting; Several square through holes of button grid support wore oneIn formula button, after corresponding ebonite key face, compress the top that is fixed on flexible glue connector, button grid support withThe upper and lower sandwiched of keyboard board makes the flexible glue plane layer of the flexible glue connector of integrated button be fixed on keyboard boardOn;
In the time of finger presses ebonite key face, ebonite key face is along with the support and connection portion of flexible glue connector is downwardBending and move downward vertically, then, the flexible silicon colloid on ebonite key face bottom and printed circuit filmContact and make stressed movement, contact point and the printed circuit of flexible silicon colloid bottom of being bent downwardly of flexible silicon colloidThe switch of film contacts and connection keyboard circuit;
In the time that finger leaves ebonite key face, it is multiple that flexible silicon colloid and support and connection portion upwards recover deformation simultaneouslyPosition, the contact point of the switch on printed circuit film and flexible silicon colloid bottom separates and disconnects keyboard circuit.
2. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 1, its spyLevy and be: described integrated button is square structure, described flexible glue side facing is by four flexible glue support and connection portionsBe connected respectively on four angles of flexible glue plane layer and ebonite key face.
3. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 1, its spyLevy and be: described integrated button is square structure, described flexible glue side facing is by four flexible glue support and connection portionsBe connected respectively on four fillets of flexible glue plane layer and ebonite key face.
4. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 1, its spyLevy and be: described integrated button is square structure, described flexible glue side facing is by three flexible glue support and connection portionsBe connected respectively on any three fillets of flexible glue plane layer and ebonite key face.
5. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 1, its spyLevy and be: described printed circuit film is provided with several LED-backlit sources, these several LED-backlit sources are dividedNot corresponding one by one with described ebonite key face.
6. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 1 or 5,It is characterized in that: described ebonite key face is formed by transparent hard plastic injection molding, in the bottom surface of ebonite key faceBe coated with dyed oil enamelled coating, on this dyed oil enamelled coating, have and remove by laser that dyeing paint formsHollow out keypad character.
7. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 6, its spyLevy and be: described button grid support is injection molded by hard plastic.
8. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 6, its spyLevy and be: described button grid support is made up of metal material.
9. a kind of keyboard with hollow out button and flexible silicon colloid according to claim 1, its spyLevy and be: described ebonite key face is circle or polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510922721.2A CN105609353A (en) | 2015-12-11 | 2015-12-11 | Keyboard with hollowed keys and elastic silicone gel bodies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510922721.2A CN105609353A (en) | 2015-12-11 | 2015-12-11 | Keyboard with hollowed keys and elastic silicone gel bodies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105609353A true CN105609353A (en) | 2016-05-25 |
Family
ID=55989197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510922721.2A Pending CN105609353A (en) | 2015-12-11 | 2015-12-11 | Keyboard with hollowed keys and elastic silicone gel bodies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105609353A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110648875A (en) * | 2018-06-26 | 2020-01-03 | 深圳市璞瑞达薄膜开关技术有限公司 | Light and thin keyboard and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203456352U (en) * | 2013-09-18 | 2014-02-26 | 新巨企业股份有限公司 | Luminous keyboard with thin button module |
| US20150248173A1 (en) * | 2014-03-03 | 2015-09-03 | Peter Hinz | Keycap Including a Liquid Crystal Panel and Polarizing Glyphs |
| CN105047460A (en) * | 2015-08-21 | 2015-11-11 | 江海波 | Ultrathin backlit laser waterproof keyboard and production method thereof |
| CN205248162U (en) * | 2015-12-11 | 2016-05-18 | 江海波 | Keyboard with fretwork button and elastic silica gel body |
-
2015
- 2015-12-11 CN CN201510922721.2A patent/CN105609353A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203456352U (en) * | 2013-09-18 | 2014-02-26 | 新巨企业股份有限公司 | Luminous keyboard with thin button module |
| US20150248173A1 (en) * | 2014-03-03 | 2015-09-03 | Peter Hinz | Keycap Including a Liquid Crystal Panel and Polarizing Glyphs |
| CN105047460A (en) * | 2015-08-21 | 2015-11-11 | 江海波 | Ultrathin backlit laser waterproof keyboard and production method thereof |
| CN205248162U (en) * | 2015-12-11 | 2016-05-18 | 江海波 | Keyboard with fretwork button and elastic silica gel body |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110648875A (en) * | 2018-06-26 | 2020-01-03 | 深圳市璞瑞达薄膜开关技术有限公司 | Light and thin keyboard and manufacturing method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160525 |
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| RJ01 | Rejection of invention patent application after publication |