CN112198968A - Combined keyboard - Google Patents
Combined keyboard Download PDFInfo
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- CN112198968A CN112198968A CN202010976214.8A CN202010976214A CN112198968A CN 112198968 A CN112198968 A CN 112198968A CN 202010976214 A CN202010976214 A CN 202010976214A CN 112198968 A CN112198968 A CN 112198968A
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- keyboard
- key
- hole
- combined
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/0202—Constructional details or processes of manufacture of the input device
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention discloses a combined keyboard, which relates to the field of computers.A main keyboard with a depressed area on the upper end surface and a circuit board arranged in the main keyboard are arranged on the upper end surface, the circuit board is provided with a plurality of key contacts, the bottom of the depressed area is provided with transition grooves, the transition grooves are provided with key holes which are in one-to-one correspondence with the key contacts, and the key holes are right opposite to the corresponding key contacts; the elastic rubber layer is fixed on the inner side wall of the key hole; the auxiliary keyboard is matched with the recessed area, and the plurality of key parts are arranged on the auxiliary keyboard, and the key parts correspond to the key holes one by one; when the auxiliary keyboard is used, after the auxiliary keyboard is combined with the concave area, a user can realize the function of the keyboard through the key part.
Description
Technical Field
The invention relates to the field of computers, in particular to a combined keyboard.
Background
With the development of science and technology, computers become essential articles for most people to work and study daily, most offices work and study without leaving computers, and keyboards serving as common parts of the computers also become common tools for people, so that the computers are operated more flexibly and conveniently by people, and the working efficiency of people is improved.
The applicant found that: because the button extends to inside the keyboard, when using, the dust can get into inside the keyboard, makes the inside dust of keyboard difficult to wash, if there is water to spill on the keyboard surface simultaneously, also can infiltrate inside the keyboard, damages the keyboard.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a combined keyboard, so as to solve the technical problems in the prior art that since the keys extend into the keyboard, when the combined keyboard is used, dust can enter the keyboard, so that the dust in the keyboard is difficult to clean, and if water is splashed on the surface of the keyboard, the dust can also penetrate into the keyboard, so as to damage the keyboard.
Based on the above purpose, the present invention provides a combined keyboard, which comprises
The keyboard comprises a main keyboard and a circuit board, wherein the upper end surface of the main keyboard is provided with a depressed area, the circuit board is arranged in the main keyboard, the circuit board is provided with a plurality of key contacts, the bottom of the depressed area is provided with transition grooves, the transition grooves are provided with key holes which correspond to the key contacts one to one, and the key holes are right opposite to the corresponding key contacts;
the elastic rubber layer is fixed on the inner side wall of the key hole;
the auxiliary keyboard is matched with the recessed area, and the plurality of key parts are arranged on the auxiliary keyboard and correspond to the key holes one by one;
after the auxiliary keyboard is combined with the depressed area, the key part is positioned right above the corresponding key hole.
Further, the thickness of the auxiliary keyboard is equal to the height of the concave area.
Further, the key portion includes
A through hole penetrating the sub-keyboard;
the rotating block is arranged in the through hole and is provided with a through hole penetrating through the upper end surface and the lower end surface of the rotating block;
the key head is fixed on the upper end surface of the connecting column, and the fixing block is fixed on the lower end surface of the connecting column;
the spring is positioned between the rotating block and the key head, the spring is sleeved on the connecting column, one end of the spring is fixed on the rotating block, and the other end of the spring is fixed on the key head;
after the auxiliary keyboard is combined with the recessed area, when the spring is in a natural state, the fixing block is far away from the corresponding key hole; when downward external force acts on the key head, the key head moves downwards against the elasticity of the spring and drives the fixed block to overcome the elasticity of the elastic rubber layer, so that the elastic rubber layer generates pressure on the key contact, and a corresponding electric signal is generated in the circuit board.
Furthermore, the diameter of the key head is larger than that of the through hole, and the diameter of the fixing block is one third of that of the key hole.
Furthermore, the bottom of the fixing block is arc-shaped boss.
Further, the rotating block is in threaded connection with the through hole.
Furthermore, the through holes are rectangular holes, and the connecting columns are rectangular columns matched with the rectangular holes.
Furthermore, the limiting block is fixed on the inner side wall of the through hole close to the bottom.
Furthermore, the bottom end face edge of the auxiliary keyboard is provided with a magnetic strip, the bottom edge of the depressed area is provided with a metal layer, and after the auxiliary keyboard is combined with the depressed area, suction force to the metal layer is generated through the magnetic strip.
The keyboard comprises a main keyboard, a plurality of auxiliary keyboards and a plurality of supporting rods, wherein the main keyboard is provided with a concave area, the supporting rods are fixed at two ends of each auxiliary keyboard, and are combined with grooves formed in the main keyboard after the auxiliary keyboards are combined with the concave area, and the length of each supporting rod is larger than the width of each groove.
The invention has the beneficial effects that: when the combined keyboard is used, after the auxiliary keyboard is combined with the recessed area, the key part is positioned right above the corresponding key hole, and a user can realize the function of the keyboard through the key part.
Drawings
FIG. 1 is a top view of a main keyboard and an auxiliary keyboard combined in an embodiment of the present invention;
FIG. 2 is a top view of a main keyboard in accordance with an embodiment of the present invention;
FIG. 3 is a top view of a keypad in accordance with an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a key portion in an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a main keyboard in an embodiment of the present invention.
The keyboard comprises a main keyboard 1, an auxiliary keyboard 2, a sunken area 3, a support rod 4, a groove 5, an elastic rubber layer 7, a key part 8, a transition groove 9, a keyhole 11, a circuit board 12, a key contact 13, a key head 81, a connecting column 82, a fixing block 83, a spring 84, a through hole 85, a rotating block 86, a through hole 87 and a limiting block 88.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
In view of the above, the first aspect of the present invention provides an embodiment of a combined keyboard, as shown in fig. 1, 2, 3 and 5, comprising
The keyboard comprises a main keyboard 1 and a circuit board 12, wherein the upper end face of the main keyboard 1 is provided with a depressed area 3, the circuit board 12 is arranged in the main keyboard 1, the circuit board 12 is provided with a plurality of key contacts 13, the bottom of the depressed area 3 is provided with a transition groove 9, the transition groove 9 is provided with key holes 11 which correspond to the key contacts 13 one by one, and the key holes 11 are right opposite to the corresponding key contacts 13;
an elastic rubber layer 7 fixed on the inner side wall of the keyhole 11;
the key comprises an auxiliary keyboard 2 matched with the depressed area 3 and a plurality of key parts 8 arranged on the auxiliary keyboard 2, wherein the key parts 8 correspond to key holes 11 one by one;
in this embodiment, when using, after combining the auxiliary keyboard 2 with the depressed area 3, at this time the key part will be located right above the corresponding keyhole 11, the user can realize the function of the keyboard through the key part, because the invention divides the keyboard into the main keyboard 1 and the auxiliary keyboard 2, and the circuit board in the main keyboard 1 is completely isolated from the outside through the elastic rubber layer, make the external dust unable to enter the inside of the main keyboard, guarantee the cleanness of the internal circuit board 12, can prevent at the same time, when using, the water that splashes from permeating into the inside of the main keyboard 1, in addition when there is dust in the auxiliary keyboard 2, can take off the auxiliary keyboard 2 directly to wash with water, convenient and fast.
As an embodiment, the thickness of the sub-keyboard 2 is equal to the height of the recessed area 3, so that after the main keyboard 1 and the sub-keyboard 2 are combined, the upper end surfaces of the two are on the same plane, so that a user feels that the two are a complete whole when using the keyboard, and the use of the keyboard is more comfortable.
As an embodiment, as shown in the figure, the key part 8 includes
A through hole 85 penetrating the sub-keyboard 2;
a rotating block 86 installed inside the through hole 85, the rotating block 86 having a through hole 87 penetrating through upper and lower end surfaces thereof;
a connecting column 82 connected with the through hole 87 in a sliding manner, a key head 81 fixed on the upper end surface of the connecting column 82 and a fixing block 83 fixed on the lower end surface of the connecting column 82;
the spring 84 is positioned between the rotating block 86 and the key head 81, the spring 84 is sleeved on the connecting column 82, one end of the spring is fixed on the rotating block 86, and the other end of the spring is fixed on the key head 81;
in this embodiment, after the sub-keyboard 2 is combined with the recessed area 3, when no external force is applied, the spring 84 is in a natural state, and the fixing block 83 is far away from the corresponding key hole 11 and is positioned in the transition groove 9; when a downward external force acts on the key head 81, the key head 81 moves downward against the elastic force of the spring 84, and drives the fixing block 83 to overcome the elastic force of the elastic rubber layer 7, so that the elastic rubber layer 7 generates pressure on the key contacts 13, thereby generating a corresponding electrical signal in the circuit board 12. After the key head 81 is released, the spring 84 and the elastic rubber layer 7 are restored.
As an embodiment, as shown in fig. 4, the diameter of the key head 84 is larger than the diameter of the through hole 81, so that the key head 84 is prevented from being inserted into the through hole 85 when a user presses the key head 84, and the diameter of the fixing block 83 is one third of the diameter of the key hole 11, so that the fixing block 83 can normally drive the elastic rubber layer 7 to move downward, and the elasticity of the elastic rubber layer 7 is not damaged.
As an embodiment, as shown in fig. 4, the bottom of the fixed block 83 is in an arc-shaped boss shape, so that when the fixed block 83 drives the elastic rubber layer 7 to move downwards, the stress on the elastic rubber layer 7 is balanced.
As an embodiment, as shown in fig. 4, the rotation block 86 is screwed to the through hole 85, so that when the elastic force of the spring 84 is damaged, the rotation block 86 can be removed to slide a new key portion 8; or when a large amount of dust is present in the through-hole 85, the rotary block 86 can be removed and cleaned.
In one embodiment, the through hole 87 is a rectangular hole, and the connecting column 82 is a rectangular column matching the rectangular hole, so that when the key portion 8 needs to be removed or installed, only the key head 81 needs to be rotated.
As an embodiment, as shown in fig. 4, a stopper 88 is included, and the stopper 88 is fixed to an inner sidewall of the through hole 85 near the bottom to prevent the rotation block 86 from rotating below the lower end surface of the sub-keyboard 2 when the rotation block 86 is mounted.
As an implementation manner, the bottom end face edge of the sub-keyboard 2 is provided with a magnetic strip, the bottom edge of the depressed area 3 is provided with a metal layer, and after the sub-keyboard 2 is combined with the depressed area 3, the magnetic strip generates a suction force to the metal layer, so that the combination of the two is more stable.
As an embodiment, as shown in fig. 1, the keyboard comprises a supporting rod 4, the supporting rod 4 is fixed at two ends of the auxiliary keyboard 2, after the auxiliary keyboard 2 is combined with the recessed area 3, the supporting rod 4 is combined with a groove 5 arranged on the main keyboard 1, and the length of the supporting rod 4 is greater than the width of the groove 5, so that when the auxiliary keyboard 2 needs to be removed, an external force can be applied to the supporting rod 4, and the auxiliary keyboard 2 is convenient to remove.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. A modular keyboard, comprising: comprises that
The keyboard comprises a main keyboard (1) and a circuit board (12), wherein the upper end face of the main keyboard (1) is provided with a depressed area (3), the circuit board (12) is arranged in the main keyboard (1), the circuit board (12) is provided with a plurality of key contacts (13), the bottom of the depressed area (3) is provided with a transition groove (9), the transition groove (9) is provided with key holes (11) which correspond to the key contacts (13) one by one, and the key holes (11) are right opposite to the corresponding key contacts (13);
an elastic rubber layer (7) fixed on the inner side wall of the keyhole (11);
the auxiliary keyboard (2) is matched with the recessed area (3), and the plurality of key parts (8) are arranged on the auxiliary keyboard (2), and the key parts (8) correspond to the key holes (11) one by one;
after the auxiliary keyboard (2) is combined with the recessed area (3), the key pressing part (8) is positioned right above the corresponding key hole (11).
2. A combined keyboard according to claim 1, wherein: the thickness of the auxiliary keyboard (2) is equal to the height of the concave area (3).
3. A combined keyboard according to claim 1, wherein: the key part (8) comprises
A through hole (85) penetrating the sub-keyboard (2);
the rotating block (86) is arranged in the through hole (85), and the rotating block (86) is provided with a through hole (87) penetrating through the upper end surface and the lower end surface of the rotating block;
the key is characterized by comprising a connecting column (82) in sliding connection with the through hole (87), a key head (81) fixed on the upper end face of the connecting column (82) and a fixing block (83) fixed on the lower end face of the connecting column (82);
the spring (84) is positioned between the rotating block (86) and the key head (81), the spring (84) is sleeved on the connecting column (82), one end of the spring is fixed on the rotating block (86), and the other end of the spring is fixed on the key head (81);
after the auxiliary keyboard (2) is combined with the recessed area (3), when the spring (84) is in a natural state, the fixing block (83) is far away from the corresponding key hole (11); when downward external force acts on the key head (81), the key head (81) moves downwards against the elastic force of the spring (84) and drives the fixed block (83) to overcome the elastic force of the elastic rubber layer (7), so that the elastic rubber layer (7) generates pressure on the key contact (13), and corresponding electric signals are generated in the circuit board (12).
4. A combined keyboard according to claim 3, wherein: the diameter of the key head (84) is larger than that of the through hole (81), and the diameter of the fixing block (83) is one third of that of the key hole (11).
5. A combined keyboard according to claim 3, wherein: the bottom of the fixed block (83) is arc-shaped boss.
6. A combined keyboard according to claim 3, wherein: the rotating block (86) is in threaded connection with the through hole (85).
7. The combination keyboard of claim 6, wherein: the through hole (87) is a rectangular hole, and the connecting column (82) is a rectangular column matched with the rectangular hole.
8. The combination keyboard of claim 6, wherein: the anti-theft device is characterized by comprising a limiting block (88), wherein the limiting block (88) is fixed on the inner side wall of the through hole (85) close to the bottom.
9. A combined keyboard according to claim 1, wherein: the bottom end face edge of the auxiliary keyboard (2) is provided with a magnetic strip, the bottom edge of the depressed area (3) is provided with a metal layer, and after the auxiliary keyboard (2) is combined with the depressed area (3), suction force to the metal layer is generated through the magnetic strip.
10. A combined keyboard according to claim 9, wherein: including vaulting pole (4), the both ends of auxiliary keyboard (2) are fixed with vaulting pole (4), combine the back at auxiliary keyboard (2) and depressed area (3), vaulting pole (4) combine with recess (5) of establishing on main keyboard (1), the length of vaulting pole (4) is greater than the width of recess (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976214.8A CN112198968A (en) | 2020-09-16 | 2020-09-16 | Combined keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976214.8A CN112198968A (en) | 2020-09-16 | 2020-09-16 | Combined keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112198968A true CN112198968A (en) | 2021-01-08 |
Family
ID=74015310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010976214.8A Pending CN112198968A (en) | 2020-09-16 | 2020-09-16 | Combined keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112198968A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM305387U (en) * | 2006-07-25 | 2007-01-21 | Qualidyne Co Ltd | Keyboard structure with a detachable key cap set |
| CN101576774A (en) * | 2009-06-09 | 2009-11-11 | 广州广电运通金融电子股份有限公司 | Dustproof keyboard |
| CN210668181U (en) * | 2019-12-17 | 2020-06-02 | 深圳泓泰鼎业电子有限公司 | Anti-splashing keyboard PCB structure |
-
2020
- 2020-09-16 CN CN202010976214.8A patent/CN112198968A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM305387U (en) * | 2006-07-25 | 2007-01-21 | Qualidyne Co Ltd | Keyboard structure with a detachable key cap set |
| CN101576774A (en) * | 2009-06-09 | 2009-11-11 | 广州广电运通金融电子股份有限公司 | Dustproof keyboard |
| CN210668181U (en) * | 2019-12-17 | 2020-06-02 | 深圳泓泰鼎业电子有限公司 | Anti-splashing keyboard PCB structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210108 |