CN112527124A - Single geminate transistor reflection keyboard - Google Patents
Single geminate transistor reflection keyboard Download PDFInfo
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- CN112527124A CN112527124A CN202011507255.9A CN202011507255A CN112527124A CN 112527124 A CN112527124 A CN 112527124A CN 202011507255 A CN202011507255 A CN 202011507255A CN 112527124 A CN112527124 A CN 112527124A
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- keyboard
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- 230000006978 adaptation Effects 0.000 claims description 12
- 241000463219 Epitheca Species 0.000 claims description 8
- 230000003044 adaptive effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 15
- LAXBNTIAOJWAOP-UHFFFAOYSA-N 2-chlorobiphenyl Chemical compound ClC1=CC=CC=C1C1=CC=CC=C1 LAXBNTIAOJWAOP-UHFFFAOYSA-N 0.000 description 8
- 101710149812 Pyruvate carboxylase 1 Proteins 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 244000269722 Thea sinensis Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Classifications
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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 single geminate transistor reflection keyboard, which comprises a PCB (printed circuit board) and a plurality of geminate transistor switches, wherein geminate transistors are arranged on the lower side of the PCB, each geminate transistor comprises a baffle, an emitting electrode and a receiving electrode are arranged on two sides of the baffle, the PCB is provided with the geminate transistor switches, each geminate transistor switch comprises a transparent upper shell, a key and a bottom shell, each key comprises a pressing head and a first reflector, the bottom shell comprises a second reflector matched with the first reflector in position, and the second reflector is positioned on the lower side of the PCB, the dustproof and waterproof effect is better.
Description
Technical Field
The invention belongs to the technical field of keyboards, and particularly relates to a single-pair-tube reflection keyboard.
Background
With the development and progress of science and technology, the requirements of people for things are changed from old thinking that people can use things as things to be quite fine and smooth, and only with the continuous progress or innovation conception, a new form is generated to improve the added value of the product, so that people can live under the test of intense market competition. Mechanical keyboards are popular with many computer users, programmers and game players, because each key has a separate switch to control the closing, the key has a strong sense of paragraph, resulting in a special feel for game play. According to different classifications of switches, mechanical keyboards can be classified into a tea axis, a cyan axis, a white axis, a black axis and a red axis, and each has different hand feeling, but the use requirements of users on the mechanical keyboards are higher and higher.
The mechanical keyboard generally includes a PCB board 1 ', a plurality of mechanical axis switches disposed on the PCB board 1', and a key cap disposed on each of the mechanical axis switches. Each mechanical shaft switch comprises a shell, a switch shaft connected to the shell in a sliding mode, and a positive and negative elastic sheet or a pair of tubes 2 'arranged in the shell, wherein the positive and negative elastic sheet or the pair of tubes 2' are respectively and electrically connected to the PCB 1 ', and the switch shaft can be in separable contact with the positive and negative elastic sheets or can be switched on and off an emitting electrode 3' and a receiving electrode 4 'of the pair of tubes 2' when moving under stress, so that the input or the disconnection of a keyboard can be realized.
However, for a mechanical keyboard adopting positive and negative elastic pieces, the collision friction between the two is easy to cause abrasion, and further causes unstable performance; among the prior art, install in PCB board 1 ' upside usually to geminate transistors 2 ', lead to dustproof and waterproof effect not good, and to the mechanical keyboard who adopts geminate transistors 2 ', the mode of reflection adopts the card to establish a reflecting plate more among the prior art and goes on, only has a reflection use scheme moreover, leads to the structure not compact enough, and manufacturing cost increases relatively, difficult integrative injection moulding, and production efficiency reduces.
Disclosure of Invention
In view of the problems raised by the above background art, the present invention is directed to: it is intended to provide a single pair of tube reflective keypad. In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a single-geminate-tube reflection keyboard comprises a PCB, geminate tubes are installed on the lower side of the PCB and comprise baffles, emitting electrodes and receiving electrodes are installed on two sides of the baffles, a geminate-tube switch is installed on the PCB and comprises a transparent upper shell, a key and a bottom shell, the key comprises a pressing head and a first reflector, the bottom shell comprises a second reflector matched with the position of the first reflector, and the second reflector is located on the lower side of the PCB.
Further inject, transparent epitheca includes the casing, casing longitudinal section is trapezoidal, the casing be equipped with the sliding opening of button adaptation, the opposite both sides of sliding opening are equipped with the arc wall, the opposite both sides of sliding opening are equipped with the notch of stepping down in addition, a sliding opening side is equipped with two spacing breachs, the opposite both sides of casing are equipped with the buckle, and the cooperation effect with button and drain pan is guaranteed to such design.
Further inject, the button include with the rectangle platform of sliding closure adaptation, be equipped with key cap groove between press head and the rectangle platform, rectangle platform both sides are equipped with the arc piece of position matching arc wall, rectangle platform both sides are equipped with the screens platform of the notch of stepping down in the position matching, rectangle platform side an organic whole is connected with the feedback boss, and such design guarantees the cooperation effect with transparent epitheca and drain pan.
Further limited, the feedback boss comprises a first boss and a second boss, the surface of the first boss is lower than that of the second boss, and a feedback groove is formed between the first boss and the second boss.
Further inject, drain pan longitudinal section is the rectangle, the drain pan is equipped with the kerve with sliding opening size adaptation, the kerve both sides are equipped with the screens spout that the position corresponds the screens platform, the kerve is equipped with the location section of thick bamboo of the first reflector of position size adaptation, the location section of thick bamboo is external to have the spring, the kerve side is equipped with the breach of position size adaptation feedback boss, an organic whole is connected with the dog on the kerve lateral wall, the drain pan is equipped with the cooperation piece, be connected with the fixed column between cooperation piece and the kerve, the fixed column is around being equipped with feedback spring, feedback spring feedback end is located the dog downside, feedback spring feedback end position adaptation feedback groove, the drain pan lateral surface is equipped with the fixture block of position size adaptation buckle, such design, guarantee with the cooperation effect of transparent epitheca and button.
Further inject, the buckle is equipped with two bayonets, and the fixed effect of block is strengthened to such design.
Further, the rectangular table is provided with a circular positioning rib matched with the spring, and the design strengthens the position limitation of the spring.
Further inject, the drain pan is equipped with the recess, the second reflector is located the recess, and such design gives way, is convenient for install.
Further inject, the dog is equipped with the arc groove with feedback spring feedback end size adaptation, and such design strengthens stopping the screens effect to feedback spring feedback end.
Correspondingly, the keyboard comprises a PCB and a plurality of pair tube switches, wherein the pair tube switches are respectively arranged on the PCB, and the keys slide to conduct or block the light path to form signal input or disconnection.
The invention has the following beneficial effects:
1. by adopting the structural design of the invention, when the first reflector moves into the second reflector during pressing, the first reflector has the reflection capability to reflect the light in the light path of the tube and reflect the light from the emitter to the receiver to realize the transmission of signals, when the first reflector is not pressed, the second reflector does not have the reflection capability to reflect the light, so the receiver can not receive the signal light, and further the disconnection of the signals is realized, otherwise, the invention can also be used, namely when the first reflector is not pressed, the second reflector has the reflection capability to reflect the light, so the receiver receives the signal light of the emitter and further realizes the transmission of the signals, when the first reflector moves into the second reflector during pressing, the light path of the tube is shielded, and the first reflector does not have the reflection capability to shield the light signals, so the disconnection of the signals is realized, two use schemes are adopted, the application effect of the use is good, and compared with the split design in the prior art, the design of integrating the emitter and the receiver is more novel, easy to be molded by injection once, easy to be produced and manufactured, compact in integral structure and capable of ensuring the service life;
2. compared with the prior art that the pair tubes are arranged above the PCB, the pair tubes are arranged below the PCB, so that the dustproof and waterproof effects are better.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic structural diagram of a single-pair-tube reflective keyboard according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an exploded structure of a single pair of tubes reflective keyboard according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a transparent upper case structure of a single-pair-tube reflective keyboard according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a key structure of a single pair of tubes reflective keyboard according to an embodiment of the present invention;
FIG. 5 is a first schematic view of a bottom case structure of a single-pair-tube reflective keyboard according to an embodiment of the present invention;
FIG. 6 is a second schematic view of a bottom case structure of a single-pair-tube reflective keyboard according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a single pair of tubes reflective keyboard according to an embodiment of the present invention;
the main element symbols are as follows:
the PCB comprises a PCB 1 ', a pair of tubes 2 ', an emitter 3 ', a receiver 4 ', a baffle 5 ', a transparent upper shell 1, a shell 11, a sliding opening 12, an arc-shaped groove 13, a abdicating notch 14, a limit notch 15, a buckle 16, a bayonet 161, a key 2, a rectangular table 21, a pressing head 22, a key cap groove 23, a first reflector 24, an arc-shaped sheet 25, a clamping table 26, a feedback boss 27, a first boss 271, a second boss 272, a feedback groove 273, a bottom shell 3, a bottom groove 31, a clamping sliding groove 32, a positioning cylinder 33, a notch 34, a stopper 35, a matching block 36, a feedback spring 37, a clamping block 38, a second reflector 39, a groove 310, a spring 4 and a circular positioning flange 41.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1 to 7, the single-pair-tube reflective keyboard of the present invention includes a PCB 1 ', a pair of tubes 2' is installed on a lower side of the PCB 1 ', the pair of tubes 2' includes a baffle 5 ', an emitter 3' and a receiver 4 'are installed on two sides of the baffle 5', a pair of tube switches is installed on the PCB 1 ', the pair of tube switches includes a transparent upper shell 1, a key 2 and a bottom shell 3, the key 2 includes a pressing head 22 and a first reflector 24, the bottom shell 3 includes a second reflector 39 adapted to the first reflector 24, and the second reflector 39 is located on a lower side of the PCB 1'.
In this embodiment, when a single pair of tubes is used to reflect the keyboard, the pressing head 22 is pressed, the pressing head 22 is forced to move downward, the first reflector 24 is forced to move downward, it should be noted that, according to the actual situation, it is determined whether the first reflector 24 has the reflection capability or the second reflector 39 has the reflection capability, and both of them do not have the reflection capability or do not have the reflection capability, during the downward movement of the first reflector 24 caused by the pressing head 22, the first reflector 24 enters the second reflector 39, at this time, if the first reflector 24 has the reflection capability, and the second reflector 39 is cut off in a semi-cylindrical shape, i.e. an axis, the first reflector 24 can be irradiated by the light signal of the emitter 3 ' mounted on the baffle 5 ' on the tube 2 ', and further reflect the signal, and the receiver 4 ' receives the signal, so as to realize the input of the reflected signal of the tube 2 ', then, when the pressing head 22 is not stressed, the key 2 returns to the original position, because the second reflector 39 has no reflection capability, the light signal of the emitter 3 ' cannot be reflected to the receiver 4 ', that is, the disconnection of the reflected signal of the tube 2 ' is realized, otherwise, if the first reflector 24 has no capability of reflecting the light signal, when the first reflector 24 is not stressed to enter the second reflector 39, the second reflector 39 reflects the light signal of the emitter 3 ', the signal of the receiver 4 ' is input, when the first reflector 24 is stressed to enter the second reflector 39, the first reflector 24 blocks the transmission of the light path signal, and further the disconnection of the light signal is realized, two usage schemes are provided, so that the application effect of the use is good, and the design of the emitter and the receiver integrated is more novel than the design of the split type in the prior art, and the tube 2 ' is installed below the PCB board 1 ', compared with the prior art that the pair tube 2 'is arranged above the PCB 1', the dustproof and waterproof structure has the advantages of better dustproof and waterproof effects, simple and reasonable structure, easy production and manufacture and convenient use.
Preferred transparent epitheca 1 includes casing 11, casing 11 longitudinal section is trapezoidal, casing 11 be equipped with the spout 12 of button 2 adaptation, the opposite both sides of spout 12 are equipped with arc wall 13, spout 12 other opposite both sides are equipped with the notch of stepping down 14, spout 12 a side is equipped with two spacing breachs 15, the opposite both sides of casing 11 are equipped with buckle 16, such design, guarantee with the cooperation effect of button and drain pan, in fact, also can consider the structure of transparent epitheca 1 according to particular case.
The optimized key 2 comprises a rectangular table 21 matched with the sliding opening 12, a key cap groove 23 is formed between the pressing head 22 and the rectangular table 21, arc-shaped pieces 25 of the position matching arc-shaped grooves 13 are arranged on two sides of the rectangular table 21, clamping tables 26 of the position matching yielding notches 14 are arranged on two sides of the rectangular table 21, and feedback bosses 27 are integrally connected to the side surfaces of the rectangular table 21.
Preferably, the feedback boss 27 includes a first boss 271 and a second boss 272, the surface of the first boss 271 is lower than the surface of the second boss 272, and a feedback groove 273 is provided between the first boss 271 and the second boss 272, so that the design has a layering sense and ensures a feedback blocking effect, and actually, the structure of the feedback boss 27 can be considered according to specific situations.
Preferably, the longitudinal section of the bottom shell 3 is rectangular, the bottom shell 3 is provided with a bottom groove 31 matched with the size of the sliding opening 12, two sides of the bottom groove 31 are provided with clamping chutes 32 corresponding to the clamping platforms 26 in position, the bottom groove 31 is provided with a positioning barrel 33 matched with the first reflecting body 24 in position and size, the positioning barrel 33 is externally provided with a spring 4, the side surface of the bottom groove 31 is provided with a notch 34 matched with the feedback boss 27 in position and size, the side wall of the bottom groove 31 is integrally connected with a stop block 35, the bottom shell 3 is provided with a matching block 36, a fixed column is connected between the matching block 36 and the bottom groove 31 and is wound with a feedback spring 37, the feedback end of the feedback spring 37 is positioned at the lower side of the stop block 35, the feedback end of the feedback spring 37 is, such design, guarantee with transparent epitheca and button's cooperation effect, in fact, also can consider the structure of drain pan 3 according to particular case.
Preferably, the clip 16 is provided with two notches 161, so as to enhance the effect of the snap-fit fastening, and in fact, the number of notches 161 on the clip 16 can be considered according to the specific situation.
Preferably, the rectangular platform 21 is provided with circular positioning ribs 41 adapted to the springs 4, so that the design strengthens the position definition of the springs 4, in fact, the height dimension of the circular positioning ribs 41 can also be taken into account as the case may be.
Preferably, the bottom shell 3 is provided with a recess 310, and the second reflector 39 is located in the recess 310, so that the design is concessional and easy to install, and in fact, the depth of the recess 310 can be considered according to specific situations.
Preferably, the stopper 35 is provided with an arc groove adapted to the size of the feedback end of the feedback spring 37, such design enhances the blocking and blocking effect on the feedback end of the feedback spring 37, and actually, the size of the arc groove can be considered according to specific situations.
Correspondingly, the keyboard comprises a PCB (printed circuit board) 1 'and a plurality of pair tube switches, wherein each pair tube switch is respectively arranged on the PCB 1', and the sliding of the key 2 is used for conducting or blocking a light path to form signal input or disconnection, so that the keyboard with the single pair tube reflection keyboard has the same technical effect.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. Single geminate transistor reflection keyboard, including PCB board (1'), its characterized in that: the utility model discloses a LED display screen, including PCB board (1 '), the downside of PCB board (1') is installed geminate transistors (2 '), geminate transistors (2') include baffle (5 '), emitting electrode (3') and receiving pole (4 ') are installed to baffle (5') both sides, geminate transistors switch is installed to PCB board (1 '), geminate transistors switch includes transparent epitheca (1), button (2) and drain pan (3), button (2) are including pressing head (22) and first reflector (24), drain pan (3) include with first reflector (24) second reflector (39) of position adaptation, second reflector (39) are located PCB board (1') downside.
2. The single pair of tube reflective keyboard of claim 1, wherein: transparent epitheca (1) is including casing (11), casing (11) longitudinal section is trapezoidal, casing (11) be equipped with slide opening (12) of button (2) adaptation, slide opening (12) opposite both sides are equipped with arc wall (13), slide opening (12) opposite both sides are equipped with notch of stepping down (14) in addition, slide opening (12) one side is equipped with two spacing breach (15), casing (11) opposite both sides are equipped with buckle (16).
3. The single pair of tube reflective keyboard of claim 2, wherein: the button (2) still include with rectangle platform (21) of spout (12) adaptation, be equipped with key cap groove (23) between press head (22) and rectangle platform (21), rectangle platform (21) both sides are equipped with arc piece (25) of position matching arc wall (13), rectangle platform (21) both sides are equipped with screens platform (26) of position matching notch (14) of stepping down, rectangle platform (21) side an organic whole is connected with feedback boss (27).
4. The single pair of tube reflective keyboard of claim 3, wherein: the feedback boss (27) comprises a first boss (271) and a second boss (272), the surface of the first boss (271) is lower than that of the second boss (272), and a feedback groove (273) is formed between the first boss (271) and the second boss (272).
5. The single pair of tube reflective keyboard of claim 4, wherein: the longitudinal section of the bottom shell (3) is rectangular, the bottom shell (3) is provided with a bottom groove (31) matched with the sliding opening (12) in size, clamping sliding grooves (32) corresponding to the clamping platforms (26) in positions are arranged on two sides of the bottom groove (31), the bottom groove (31) is provided with a positioning cylinder (33) matched with the first reflecting body (24) in position and size, a spring (4) is externally arranged on the positioning cylinder (33), a notch (34) of a position and size matching feedback boss (27) is arranged on the side surface of the bottom groove (31), a stop block (35) is integrally connected on the side wall of the bottom groove (31), the bottom shell (3) is provided with a matching block (36), a fixed column is connected between the matching block (36) and the bottom groove (31), a feedback spring (37) is wound on the fixed column, the feedback end of the feedback spring (37) is positioned on the lower side of the stop block (35), the feedback end of the feedback spring (37, and a clamping block (38) of the position size adaptive clamping buckle (16) is arranged on the outer side surface of the bottom shell (3).
6. The single pair of tube reflective keyboard of claim 5, wherein: the buckle (16) is provided with two bayonets (161).
7. The single pair of tube reflective keyboard of claim 6, wherein: the rectangular table (21) is provided with a circular positioning flange (41) matched with the spring (4).
8. The single pair of tube reflective keyboard of claim 7, wherein: the bottom shell (3) is provided with a groove (310), and the second reflector (39) is located in the groove (310).
9. The single pair of tube reflective keyboard of claim 8, wherein: the stop block (35) is provided with an arc groove matched with the feedback end of the feedback spring (37) in size.
10. A keyboard, comprising: comprising a PCB board (1 '), a plurality of pair tube switches according to any one of claims 1-9, each of said pair tube switches being mounted on the PCB board (1').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011507255.9A CN112527124A (en) | 2020-12-18 | 2020-12-18 | Single geminate transistor reflection keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011507255.9A CN112527124A (en) | 2020-12-18 | 2020-12-18 | Single geminate transistor reflection keyboard |
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| Publication Number | Publication Date |
|---|---|
| CN112527124A true CN112527124A (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011507255.9A Pending CN112527124A (en) | 2020-12-18 | 2020-12-18 | Single geminate transistor reflection keyboard |
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| Country | Link |
|---|---|
| CN (1) | CN112527124A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204441139U (en) * | 2015-01-29 | 2015-07-01 | 徐孝海 | Hollow to tubular axis keyboard |
| CN208690147U (en) * | 2018-07-27 | 2019-04-02 | 东莞市雷创电子科技有限公司 | Reflection switchs to pipe and reflects pipe facing machine tool keyboard |
| CN210609114U (en) * | 2019-09-27 | 2020-05-22 | 东莞市雷创电子科技有限公司 | Keyboard with reflecting optical axis |
| CN212012601U (en) * | 2020-05-25 | 2020-11-24 | 深圳市柯瑞光电科技有限公司 | Single-side light-emitting infrared geminate transistor emission integrated switch of keyboard |
-
2020
- 2020-12-18 CN CN202011507255.9A patent/CN112527124A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204441139U (en) * | 2015-01-29 | 2015-07-01 | 徐孝海 | Hollow to tubular axis keyboard |
| CN208690147U (en) * | 2018-07-27 | 2019-04-02 | 东莞市雷创电子科技有限公司 | Reflection switchs to pipe and reflects pipe facing machine tool keyboard |
| CN210609114U (en) * | 2019-09-27 | 2020-05-22 | 东莞市雷创电子科技有限公司 | Keyboard with reflecting optical axis |
| CN212012601U (en) * | 2020-05-25 | 2020-11-24 | 深圳市柯瑞光电科技有限公司 | Single-side light-emitting infrared geminate transistor emission integrated switch of keyboard |
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