CN2786764Y - Three-dimensional keyboard - Google Patents
Three-dimensional keyboard Download PDFInfo
- Publication number
- CN2786764Y CN2786764Y CN 200420110356 CN200420110356U CN2786764Y CN 2786764 Y CN2786764 Y CN 2786764Y CN 200420110356 CN200420110356 CN 200420110356 CN 200420110356 U CN200420110356 U CN 200420110356U CN 2786764 Y CN2786764 Y CN 2786764Y
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- key
- flexible glue
- circuit board
- external zones
- conduction flexible
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Abstract
The utility model relates to a three-dimensional keyboard which is mainly composed of a circuit board, a soft rubber key layer or a soft rubber and hard plastic mixing key layer and a cover shell. The circumference of key on the key layer is hollowed to divide the key and key circumference into a hollowing zone, a key zone, a connection zone and a periphery zone. A plurality of pairs of switches composed of conductive soft rubber are arranged between the periphery zone and the key zone. The lower part of the conductive soft rubber in the periphery zone is exposed to be over against an exposed conductive contact on the circuit board. The cover shell tightly presses the key layer, presses the part of the conductive soft rubber in the periphery zone onto the exposed conductive contact on the circuit board, or cements the part of the conductive soft rubber in the periphery zone by conductive glue to the exposed conductive contact on the circuit board so as to access the switch to a circuit. The lower bottom of the key is also provided with the exposed conductive rubber which can press the corresponding exposed conductive contact. A user of the key can twist the key to make translational movement, to press one or a plurality of switches by the circumference faces of the key, or to press the conductive contact switch under the bottom downwards. When the keyboard has only one key, the key is the three-dimensional multi-switch single key.
Description
Affiliated technical field
The utility model relates to a kind of civil electronic daily necessities, especially keyboard or many on ﹠ off switches.
Background technology
At present, the pressure key direction of known keyboard has only downward, and keyboard is an one dimension.Present mobile phone, palmtop PC, remote controller, calculator etc. are done smaller and more exquisite and smaller and exquisite, and the pressure key face on the corresponding keyboard is also done littler and littler, the pressure key face of the shared horizontal positioned of perhaps several keys.The electronic technology development is swift and violent, and many people like using small and exquisite mobile phone, palmtop PC, remote controller, calculator, but biological nearization speed is very slow, and everybody finger does not also diminish.Little key is very uncomfortable by getting on, and is usually related to last other keys on the limit.And the pressure key face of the shared horizontal positioned of several keys, each key mean effort face has diminished in fact.Key is many, and average area is little, easily by last adjacent key.For only wanting that once precision is not high, instability by a key.Under certain area requirements and accuracy requirement, the quantity of the key of energy cloth is very limited.
Summary of the invention
In order to overcome the deficiency of existing key, the utility model provides a kind of three-dimensional keyboard, when it has only a key body, it is exactly many switches of three-dimensional singly-bound, the user of this key can key body translational motion on a plane space of rubbing, peripheral surface by the key body comes one or more switch of pressing, the user of this key can also be in position downwards button come switch under the pressing bottom surface.Can utilize the peripheral surface and the bottom surface of key body to improve actual cloth bond number so simultaneously,, under same control precision requires, can control more a plurality of enter keies to the similar key dignity of finger face size.
The technical scheme that its technical problem that solves the utility model adopts is: the utility model is mainly moulded firmly to mix key layer and cover shell by circuit board, flexible glue or flexible glue and is formed.Hollow out around the key on the key layer will be divided into vacancy section, keypad, bonding pad and external zones around key and the key.The bonding pad belongs to flexible glue system, and keypad is that flexible glue or flexible glue are moulded mixed firmly.Flexible glue is moulded mixture firmly and can rubber and duroplasts be made of one by injection moulding repeatedly, perhaps the duroplasts key is cemented on the flexible glue, perhaps on flexible glue, coat reinforcing agent, perhaps the flexible glue differential hardening is obtained by modes such as other materials that pressurizes, heats, spreads.The key bottom surface is withstood by the circuit board upper bracket; Perhaps the bottom surface of key has support to withstand on the circuit board surface; Perhaps the key bottom surface is withstood by the prominent curved surface on circuit board plane or the circuit board; Perhaps the bottom surface of key has prominent curved surface to withstand on the circuit board surface, guarantees that key can translation easily in being parallel to the plane of circuit board.External force can be ordered about key translation in being parallel to the plane of circuit board, district's extruding to the periphery, and make the bonding pad distortion.After external force was cancelled, the bonding pad utilized the elastic return original shape of flexible glue, thereby key is resetted.Between external zones and keypad by some to the switches formed of conduction flexible glue.These conduction flexible glues part bottom exposed in external zones, the exposure conductive contact on the circuit board.The lid shell compresses key layer, the part of these conduction flexible glues in external zones is pressed together on the exposure conductive contact of circuit board, thereby with the switch place in circuit; Perhaps the part of these conduction flexible glues in external zones cemented on the exposure conductive contact of circuit board with conductive glue, thereby with the switch place in circuit.
The key bottom surface has the conducting resinl of exposure, and the corresponding conductive contact that exposes is arranged on the circuit board.The time spent is done in place when external force is departing from support on the key directly over downwards, bonding pad distortion, and key is done minor rotation downwards, and the conducting resinl of key bottom surface is the exposure conductive contact on the circuit board that faces of pressing just in time.When external force is cancelled, thereby the bonding pad utilizes the elastic return original shape of flexible glue that key is resetted.
The switch that the conduction flexible glue is formed can by two from external zones to keypad outstanding expose or conduction flexible glue that the plane exposes, and one facing on the key that the above two and plane expose or outstandingly exposing and can when key is pressed on the external zones, cover or the above two conduction flexible glue of pressing is formed.That conduction flexible glue on the key can with a conduction flexible glue one on the external zones, by a bonding pad or be exactly a bonding pad.
The switch that conducting resinl is formed or can by one from external zones to conduction flexible glue that keypad tiltedly goes out, and this conduction flexible glue can touch of exposing on the external zones that closes when being pressed on the external zones interface by key and conduct electricity flexible glue and form, the conduction flexible glue that should tiltedly go out to keypad from external zones can be the part of bonding pad, perhaps with the key one, become a bonding pad, perhaps only in external zones and vacancy section.Conducting resinl on key can mutually insulated or wherein several one conducting become multipole switch, perhaps all the one conductings become multipole switch.
The conduction flexible glue can be made in keypad layer by injection moulding repeatedly; Perhaps cement in keypad layer with glue; Perhaps on flexible glue, coat conducting medium or the local conductionization of flexible glue is obtained by method such as diffusion conducting medium etc.
Key translation on the finger rubbing keyboard, the peripheral surface of key just can push one or more switch.Decontrol when finger, each bonding pad resiles, and key is got back to the origin-location.Different stranding key directions triggers different switches.When finger departing from the key directly over the support the place downwards on time, the bonding pad distortion, key is done minor rotation downwards, the conducting resinl of key bottom surface is the exposure conductive contact on the circuit board that faces of pressing just in time.When external force is cancelled, thereby the bonding pad utilizes the elastic return original shape of flexible glue that key is resetted.Different switches can be triggered in different positions.
The beneficial effects of the utility model are, the key translation of the user of this key on can the rubbing keyboard triggers different keys by different translation directions.The user also can depart from local downwards by the switch of correspondence directly over the support on the key, different switches can be triggered in different positions.The utility model is simple in structure, at the bottom of the manufacturing cost.The utility model effectively utilizes the girth of key to improve the cloth bond number, to the similar key face of finger face size, under same control precision requires, can control more a plurality of keys.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the embodiment schematic diagram of the utility model one key two vacancy sections.
Fig. 2 is the schematic diagram that three conductions of the utility model embodiment flexible glue is formed switch.
Fig. 3 is that to conduct electricity flexible glue be the schematic diagram of bonding pad and support to the utility model embodiment.
Fig. 4 is the embodiment schematic diagram of the utility model one key four vacancy sections.
Fig. 5 is the embodiment schematic diagram of the utility model one key eight vacancy sections.
Fig. 6 is the embodiment schematic top plan view of the utility model one key eight vacancy sections.
Embodiment
As Fig. 1, the utility model mainly by circuit board (1), flexible glue or flexible glue mould firmly mix key layer (2), lid shell (3) is formed.Key (4) on the key layer (2) is hollow out on every side, with key (4) and key (4) be divided into vacancy section (5) on every side, keypad is key (4), bonding pad (6) and external zones (7).The several to switch of compositions such as conduction flexible glue (8) and conduction flexible glue (9) are arranged in vacancy section (5).These conduction flexible glues part bottom exposed external zones (7) in are over against the conductive contact of exposures such as the conductive contact (11) of circuit board (1) and conductive contact (12).Conduction flexible glue (8) is over against conductive contact (10), and conduction flexible glue (9) is over against conductive contact (11).On the lid shell (3) several projections (12) is arranged, some duck eyes (13) on the key layer (2), lid shell (3) compresses key layer (2), duck eye (13) and projection (12) are coincide mutually, projection (12) is slightly dark than duck eye (13), fixedly positioning the conducting resinl switch, the part of these conduction flexible glues in external zones is pressed together on the exposure conductive contact that faces on the circuit board, thereby with the switch place in circuit; Perhaps the part of these conduction flexible glues in external zones cemented on the exposure conductive contact that faces on the circuit board with conductive glue, thereby with the switch place in circuit.The bottom surface of key has prominent curved surface (14) to withstand on the circuit board surface, the frictional resistance when sliding to reduce.The switch that conducting resinl is formed by a conduction flexible glue (9) that tiltedly goes out to keypad (4) from external zones (7), and one on external zones the outstanding conduction flexible glue (8) that exposes forms, conduction flexible glue (9) can be touched to close when the Y-axis positive direction is pressed on the external zones interface by key (4) and conduct electricity flexible glue (8).The switch that conducting resinl is formed also can by the conduction flexible glue (15) of a band projection contact that tiltedly goes out to keypad (4) from external zones (7), and a conduction flexible glue (16) that on external zones, exposes forms, conduction flexible glue (15) can be touched to close when the Y-axis negative direction is pressed on the external zones interface by key (4) and conduct electricity flexible glue (16).There is conducting resinl (41) key (4) bottom surface, goes up conductive contact (42) and (43) that expose over against circuit board (1).When finger was pressed of bar shaped key (4) band conducting resinl (41), conducting resinl (41) pressing conductive contact (42) and (43) made its conducting, the switch closure of corresponding circuits.Conductive contact (42) and (43) can be the conduction endless belt that the same ring in the center of circle contains a ring, outer shroud has breach and place in circuit, interior endless belt insulate from the breach of outer endless belt derives place in circuit, conducting resinl (41) can be outstanding downwards, can be cross and the center over against the center of circle of conductive contact (42) and (43), the external diameter of a circle of cross is more than or equal to the external diameter of the outer shroud of inside and outside conduction endless belt (42) and (43).
As Fig. 2, the switch that the conduction flexible glue is formed can be made up of three conduction flexible glues (17), (18) and (19).Two conduction flexible glues (17) and (18) expose to the keypad peripheral surface from external zones, and conduction flexible glue (19) faces (17) and (18) and exposes on key, cover pressing (17) and (18) at key (4) when the Y-axis positive direction is pressed to external zones (7).The bottom surface of key can have several prominent curved surfaces (14) to withstand on the circuit board surface.
As Fig. 3, the switch that the conduction flexible glue is formed can be made up of two conduction flexible glues (20), (21).Conduction flexible glue (20) tiltedly goes out to keypad from external zones, is connected with key (4), forms a bonding pad.There are some duck eyes (23) and some beads (24) in part (22) bottom surface of moulding firmly of key (4), forms some supports of being convenient to slide.The internal diameter of duck eye (23) is slightly larger than the external diameter of bead (24).The diameter that the degree of depth of duck eye (23) equals bead (24) deducts the distance of key bottom surface to circuit board (1).This support also can punch on circuit board and drop shot.
As Fig. 4, the bonding pad that square key (25) is made up of four L shaped conduction flexible glues (28) links to each other with external zones (29), and the bottom surface center has little knuckling face (27) to withstand on the circuit board (1).When square key (25) is pressed to external zones (29) along the Y-axis positive direction, L shaped conduction flexible glue (28) one side on square key (25) is pressing conduction flexible glue (26) just in time, though and other L shaped conduction flexible glue to switch tilts this moment, also do not touch another conduction flexible glue.The part of L shaped conduction flexible glue (28) on square key (25) bottom surface exposes, and goes up the conductive contact (50) that exposes over against circuit board (1).Go up the position of L shaped conduction flexible glue (28) at square (25) and press downwards, L shaped conduction flexible glue (28) touches and closes upward exposure conductive contact (50) of circuit board (1).Conduction flexible glue (26) exposes at the part bottom surface of external zones (29), goes up over against circuit board (1) to expose conductive contact (49), and L shaped conduction flexible glue (28) exposes at the part bottom surface of external zones (29), goes up over against circuit board (1) to expose conductive contact (48).L shaped conduction flexible glue (28) is by conductive contact (48) place in circuit, and conduction flexible glue (26) is by conductive contact (49) place in circuit, and conductive contact (50), conduction flexible glue (26) and L shaped conduction flexible glue (28) constitute a double-pole switch.Conduction flexible glue (55) exposes at the part bottom surface of external zones (29), goes up over against circuit board (1) to expose conductive contact (52), and L shaped conduction flexible glue (56) exposes at the part bottom surface of external zones (29), goes up over against circuit board (1) to expose conductive contact (51).Expose conductive contact (53) and (54) and be L shaped conduction flexible glue (56) can be pressed from top to bottom and two conductive contacts, their places in circuit become a switch.L shaped conduction flexible glue (28) and conduction flexible glue (26) are by conductive contact (51) and (52) place in circuit, but one-tenth is along a switch of X-axis negative direction pressing.Also can put conducting resinl (45) on the bottom surface corner of square key (25), go up exposure conductive contact (46) and (47) in order to pressing circuit board (1), their places in circuit become a switch.Conducting resinl (45) is can be outstanding downwards, and utilizes the flexible glue on the bottom surface corner of square key (25) to do elastic reset spare, depresses this angular deformation and touches conductive contact (46) and (47) until conducting resinl (45), switch closure, decontrol this angle, the flexible glue on the angle resiles, and switch disconnects.The corresponding character input of each switch on the keyboard is as long as there be one or two such key can satisfy the needs of general mobile phone.
As Fig. 5, the bonding pad that octagon key (30) is made up of eight L shaped conduction flexible glues (31) links to each other with external zones (32), and the bottom surface center of octagon key (30) has little knuckling face (33) to withstand on the circuit board (1).When octagon key (30) is pressed to external zones (32) along the Y-axis positive direction, L shaped conduction flexible glue (31) one side on octagon key (30) is pressing conduction flexible glue (34) just in time, though and other L shaped conduction flexible glue to switch tilts this moment, also do not touch another conduction flexible glue.Conduction flexible glue (34) exposes at the part bottom surface of external zones (32), goes up over against circuit board (1) to expose conductive contact (36), and L shaped conduction flexible glue (31) exposes at the part bottom surface of external zones (32), goes up over against circuit board (1) to expose conductive contact (35).After the keyboard dress closed, L shaped conduction flexible glue (31) was by conductive contact (35) place in circuit, and conduction flexible glue (34) is by conductive contact (36), place in circuit.L shaped conduction flexible glue (31) exposes on the bottom surface of octagon key (30) in the part of octagon key (30), on the angle of the bottom surface of octagon key (30) over against conductive contact (58).Conductive contact (58), conduction flexible glue (34) and L shaped conduction flexible glue (31) constitute a double-pole switch.Octagon key (30) is gone up bossed key face (37), is convenient to point rubbing.As Fig. 6 vertical view, the vacancy section of lid shell (38) drowning key layer, the key face (37) of the projection on the octagon key (30) exposes, and is convenient to point rubbing so not only but also can hides ash.On the angle of the key face (37) of projection, press downwards, can order about the conductive contact under the L shaped conducting resinl pressing corresponding angles on the octagon key (30).If the corresponding character input of the every pair of switch on the key is as long as there are two or three such keys can satisfy the needs of general mobile phone on the keyboard.
Claims (10)
1. three-dimensional keyboard is mainly moulded firmly by circuit board, flexible glue or flexible glue and is mixed key layer and the lid shell is formed, it is characterized in that: hollow out around the key on the key layer, will key and key be divided into vacancy section, keypad, bonding pad and external zones on every side.
2. according to the described a kind of three-dimensional keyboard of claim 1, it is characterized in that: the bonding pad is a flexible glue system, and keypad is the key that thick flexible glue or flexible glue are moulded mixing firmly.
3. according to the described a kind of three-dimensional keyboard of claim 1, it is characterized in that: the key bottom surface is withstood by the circuit board upper bracket; Perhaps the bottom surface of key has support to withstand on the circuit board surface; Perhaps the key bottom surface is withstood by the prominent curved surface on the circuit board; Perhaps the bottom surface of key has prominent curved surface to withstand on the circuit board surface, guarantees that key can translation easily in being parallel to the plane of circuit board.
4. according to the described a kind of three-dimensional keyboard of claim 1, it is characterized in that: the key bottom surface has the conducting resinl of exposure, and the corresponding conductive contact that exposes is arranged on the circuit board.
5. according to the described a kind of three-dimensional keyboard of claim 1, it is characterized in that: between external zones and keypad by some to the switches formed of conduction flexible glue.
6. according to the described a kind of three-dimensional keyboard of claim 5, it is characterized in that: these conduction flexible glues part bottom exposed in external zones, the conductive contact that exposes on the circuit board.
7. according to the described a kind of three-dimensional keyboard of claim 5, it is characterized in that; The lid shell compresses key layer, these conduction flexible glues parts in external zones is pressed together on the exposure conductive contact on the circuit board, thereby with the switch place in circuit; Perhaps the part of these conduction flexible glues in external zones cemented on the exposure conductive contact of circuit board with conductive glue, thereby with the switch place in circuit.
8. according to the described a kind of three-dimensional keyboard of claim 5, it is characterized in that; The switch that the conduction flexible glue is formed can expose or conduction flexible glue that the plane exposes, one are facing on the key that the above two and plane expose or outstandingly exposing and can cover when key is pressed onto on the external zones or the above two conduction flexible glue of pressing is formed to keypad is outstanding from external zones by two, that conduction flexible glue on the key can with a conduction flexible glue one on the external zones, by a bonding pad or be exactly a bonding pad.
9. according to the described a kind of three-dimensional keyboard of claim 5, it is characterized in that: the switch that the conduction flexible glue is formed or by one from external zones to conduction flexible glue that keypad tiltedly goes out, and this conduction flexible glue can touch of exposing on the external zones that closes when being pressed on the external zones interface by key and conduct electricity flexible glue and form, the conduction flexible glue that should tiltedly go out to keypad from external zones can be the part of bonding pad, perhaps be connected one with key, become a bonding pad, perhaps only in external zones and vacancy section.
10. according to the described a kind of three-dimensional keyboard of claim 5, it is characterized in that: the conduction flexible glue on key can mutual insulating or wherein several one conducting form multipole switch, perhaps all the one conductings form multipole switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110356 CN2786764Y (en) | 2004-11-26 | 2004-11-26 | Three-dimensional keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110356 CN2786764Y (en) | 2004-11-26 | 2004-11-26 | Three-dimensional keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2786764Y true CN2786764Y (en) | 2006-06-07 |
Family
ID=36775329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420110356 Expired - Fee Related CN2786764Y (en) | 2004-11-26 | 2004-11-26 | Three-dimensional keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2786764Y (en) |
-
2004
- 2004-11-26 CN CN 200420110356 patent/CN2786764Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |