CN110571085A - Keyboard key with self-cleaning function - Google Patents
Keyboard key with self-cleaning function Download PDFInfo
- Publication number
- CN110571085A CN110571085A CN201910989976.9A CN201910989976A CN110571085A CN 110571085 A CN110571085 A CN 110571085A CN 201910989976 A CN201910989976 A CN 201910989976A CN 110571085 A CN110571085 A CN 110571085A
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- Prior art keywords
- cover body
- block
- key
- sealing
- seat
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Classifications
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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
- H01H13/82—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 contact space venting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/02—Vent opening
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- Input From Keyboards Or The Like (AREA)
Abstract
the invention discloses a keyboard key with a self-cleaning function, which comprises an elastic cushion, a first cover body, a pressing rod and a key cap, wherein the pressing rod and the key cap are integrally formed, a limiting ring is integrally formed on the inner wall of the first cover body, a sealing block is connected with an internal thread of the first cover body, and a circular fixing seat is fixedly arranged on the sealing block. Has the advantages that: the surface of the key is cleaned each time the key is knocked, so that dust is not easy to adhere to the surface of the key, and the cleanliness of the surface of the keycap is improved; simultaneously through the cooperation of sealing washer two, rubber circle, through-hole one, through-hole two for can make the gas between elasticity cushion and the sealing washer two blow off from through-hole two when pressing the depression bar downstream, can blow away the partial dust around the cover body one, improve the cover body surrounding environment quality, thereby prevent that the dust from leading to the dust adhesion to the keyboard on the time overlength of stewing on the keyboard, the difficult clearance in later stage.
Description
Technical Field
the invention relates to the technical field of computer accessories, in particular to a keyboard key with a self-cleaning function.
background
the keyboard is one of desktop computer's common accessories, and the keyboard includes a plurality of buttons, carries out the input of required chinese character or alphabetical through strikeing the button to accomplish operations such as search or chat, and long-term use keyboard can discover, and the surface of button (mainly for well lower part) can a lot of dusts of adhesion, simultaneously because the interval between the button is less, is not convenient for directly carry out the deashing, need take off the button after just can clear up this button, the deashing operation of whole keyboard is comparatively inconvenient.
Disclosure of Invention
The present invention is directed to a keyboard key with a self-cleaning function, which solves the problems of the related art.
In order to achieve the purpose, the invention adopts the following technical scheme:
A keyboard key with a self-cleaning function comprises an elastic cushion, a first cover body, a pressing rod and a key cap, wherein the pressing rod and the key cap are integrally formed, a limiting ring is integrally formed on the inner wall of the first cover body, a sealing seat is connected with the first cover body through an internal thread, a circular fixing seat is fixedly installed on the sealing seat, a plurality of first moving grooves, a plurality of moving cavities and a plurality of air outlet grooves are formed in the circular fixing seat, the moving cavities are communicated with the corresponding first moving grooves and the air outlet grooves, a first pushing block is placed in each moving cavity, a first connecting rod is fixedly installed on each first pushing block, a first sealing ring is fixedly adhered to the circular fixing seat, a plurality of second moving grooves are formed in the first sealing ring, a plurality of abutting blocks are fixedly installed on the first sealing ring, and one end of the first connecting rod is fixed to the corresponding abutting block;
The key cap is provided with a plurality of air outlet blind holes, each air outlet blind hole is internally provided with a stop dog, each stop dog is provided with a positioning and blowing mechanism through a second connecting rod, a mounting seat is fixedly mounted on the pressing rod, a second sealing ring is fixedly mounted on the mounting seat through a plurality of support rods, and the end face of the second sealing ring is annular.
In the keyboard key with the self-cleaning function, the lower end of the sealing seat is fixedly provided with a plurality of fixing rods, and the lower ends of the fixing rods are in contact with the limiting ring.
In the keyboard key with the self-cleaning function, the positioning and blowing mechanism comprises a fixed seat, a third moving groove, a spring and a second pushing block, a plurality of fixed seats are fixedly mounted on the pressing rod, the third moving groove is formed in each fixed seat, the inner wall of each third moving groove is connected with the second pushing block in a sliding mode, one end of each second connecting rod is fixed to one side of the second pushing block, and a plurality of springs are fixedly mounted between the other side of the second pushing block and the pressing rod.
In the keyboard key with the self-cleaning function, the inner wall of the first cover body is fixedly adhered with the rubber ring, the rubber ring is provided with the first through holes, and the first cover body is provided with the second through holes matched with the first through holes.
In foretell keyboard button with self-cleaning function, location blast mechanism comprises push rod, sealed piece, cover body two, ejector pad three and recipient, fixed mounting has a plurality of push rods on the circular fixing base, every the upper end of push rod all fixed paste has a sealed piece, the inside fixed mounting of key cap has a plurality of cover bodies two, the lower fixed surface of cover body two installs the recipient, and the two communicates each other, and sealed piece is located corresponding recipient, every a ejector pad three has all been placed to cover body two inside, and the one end that the dog was kept away from to connecting rod two is fixed respectively on corresponding ejector pad three.
Compared with the prior art, the invention has the advantages that:
1: the key cap has a pressure boost process between its and circular fixing base when normal use, and atmospheric pressure between the two increases to make the dog shift out from the blind hole of giving vent to anger when certain degree to play the effect of a pressure release, the air current velocity of flow that the pressure release arouses can play a cleaning action to the surface of key cap, makes the key cap press at every turn and all can have a cleaning action to its surface, avoids the dust to gather on the key cap surface, improves the cleanliness factor on key cap surface.
2: the first sealing ring is not in contact with the keycap in the initial state, so that gas can enter the keycap and the round fixing seat through a gap between the first sealing ring and the keycap and can be used next time conveniently, and the first sealing ring has good sealing performance when in contact with the second sealing ring through the sealing performance and the elasticity of the first sealing ring, so that the sealing pressurization operation is completed.
3: utilize the cooperation of sealing washer two, rubber circle, through-hole one, through-hole two for can make the gas between elasticity cushion and the sealing washer two blow off from through-hole two when pressing the depression bar downstream, can blow away the partial dust around the cover body one, improve the cover body surrounding environment quality, thereby prevent that the dust from leading to the dust adhesion to the keyboard on the time overlength of stewing on the keyboard, the difficult clearance in later stage.
4: the setting of location blast mechanism can make between key cap, the circular fixing base pressure release backstop can get back to initial condition again, is convenient for use next time to make and press at every turn and all can produce the air current and clean the surface of key cap.
5: the setting of seal receptacle still plays a sealed effect to the elastic cushion simultaneously, and in the effectual dust of avoiding entered into the elastic cushion, the setting of dead lever played a limiting displacement to the seal receptacle to make the lower surface of sealing washer one contact but not produce the extrusion with the up end of elastic cushion just, support the setting of piece make the sealing washer receive more when the extrusion for the ascending flexible of horizontal direction.
In conclusion, a cleaning effect is generated on the surface of the key when the key is knocked each time, so that dust is less prone to adhering to the surface of the key, and the cleanliness of the surface of the keycap is improved; simultaneously through the cooperation of sealing washer two, rubber circle, through-hole one, through-hole two for can make the gas between elasticity cushion and the sealing washer two blow off from through-hole two when pressing the depression bar downstream, can blow away the partial dust around the cover body one, improve the cover body surrounding environment quality, thereby prevent that the dust from leading to the dust adhesion to the keyboard on the time overlength of stewing on the keyboard, the difficult clearance in later stage.
Drawings
Fig. 1 is a schematic structural diagram of a keyboard key with a self-cleaning function according to the present invention;
FIG. 2 is an enlarged view of the structure of part A in FIG. 1;
FIG. 3 is an enlarged view of the structure of part B in FIG. 1;
FIG. 4 is a schematic view of the stopper of FIG. 1 extending from the key cap;
FIG. 5 is a schematic structural diagram of a second embodiment of a keyboard key with a self-cleaning function according to the present invention;
fig. 6 is an enlarged view of the structure of the portion C in fig. 5.
in the figure: the elastic cushion comprises an elastic cushion 1, a cover body I2, a pressing rod 3, a keycap 4, a circular fixed seat 5, a moving groove I6, a moving groove II 7, a moving cavity 8, an air outlet groove 9, a pushing block I10, a connecting rod I11, a pushing block I12, a sealing ring I13, an air outlet blind hole 14, a stop block 15, a connecting rod II 16, a fixed seat 17, a moving groove III 18, a spring 19, a pushing block II 20, a mounting seat 21, a supporting rod 22, a sealing ring II 23, a rubber ring 24, a through hole I25, a through hole II 26, a fixing rod 27, a sealing seat 28, a push rod 29, a sealing block 30, a cover body II 31, a pushing block III 32 and an.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
in the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
example 1
Referring to fig. 1-4, a keyboard key with a self-cleaning function includes an elastic cushion 1, a first cover 2, a pressing rod 3, and a key cap 4, wherein the pressing rod 3 and the key cap 4 are integrally formed, and the upper portion is a common portion of the existing key, which will not be described in detail.
The inner wall integrated into one piece of the cover body 2 has a spacing ring, and cover body 2 female connection has a seal receptacle 28, and the lower extreme fixed mounting of seal receptacle 28 has a plurality of dead levers 27 that trade the contact with spacing, and the spacing ring plays a location effect that blocks to dead lever 27 for seal ring 13 lower surface just contacts with cover body 2 upper end when seal receptacle 28 installs in cover body 2.
The sealing seat 28 is fixedly provided with a circular fixing seat 5, the circular fixing seat 5 is provided with a plurality of moving grooves I6, a plurality of moving cavities 8 and a plurality of gas outlet grooves 9, the moving cavities 8 are communicated with the corresponding moving grooves I6 and the gas outlet grooves 9, a first push block 10 is placed in each moving cavity 8, and a certain sealing effect is achieved between the first push block 10 and the moving cavities 8, so that gas in the moving cavities 8 can be extruded from the gas outlet grooves 9 when the first push blocks 10 move, and the pressure between the keycap 4 and the circular fixing seat 5 is increased;
each first pushing block 10 is fixedly provided with a first connecting rod 11, a first sealing ring 13 is fixedly adhered to the circular fixing seat 5, the first sealing ring 13 is provided with a plurality of second moving grooves 7, the first sealing ring 13 is fixedly provided with a plurality of abutting blocks 12, and one end of each first connecting rod 11 is fixed on the corresponding abutting block 12;
The arrangement of the abutting block 12 enables the key cap 4 to generate a thrust force on the abutting block 12 when moving downwards, so that the connecting rod I11 drives the pushing block I10 to move, the sealing performance and the elasticity of the sealing ring I13 enable the pushing block I to be always in contact with the inner wall of the key cap 4 (after the two are in contact in the descending process), and meanwhile, the abutting block 12 is enabled to always abut against the inner wall of the key cap 4 (after the two are in contact in the downward moving process), and therefore the pushing block I can always abut against the inner wall of the key cap 4.
A plurality of air outlet blind holes 14 are formed in the keycap 4, a stop block 15 is placed in each air outlet blind hole 14, and the arrangement of the air outlet blind holes 14 facilitates extrusion from the air outlet blind holes 14 when air pressure between the keycap 4 and the circular fixing seat 5 is increased.
Each stop block 15 is provided with a positioning blowing mechanism through a second connecting rod 16, each positioning blowing mechanism consists of a fixed seat 17, a third moving groove 18, a spring 19 and a second pushing block 20, the pressing rod 3 is fixedly provided with a plurality of fixed seats 17, each fixed seat 17 is provided with the third moving groove 18, the inner wall of each third moving groove 18 is slidably connected with the second pushing block 20, one end of the second connecting rod 16 is fixed on one side of the second pushing block 20, and a plurality of springs 19 are fixedly arranged between the other side of the second pushing block 20 and the pressing rod 3;
spring 19 sets up and makes dog 15 automatic recovery original position, and fixing base 17 plays a limiting displacement to two 20 ejector pads simultaneously for dog 15 can only remove certain distance (the position shown in fig. 4), can not remove away from key cap 4 completely, can be better clear up key cap 4 surface.
Upwards moving of key cap 4 mainly utilizes elasticity cushion 1 to realize pressing the elasticity of depression bar 3, and the resilience force of elasticity cushion 1 is the biggest when key cap 4 is in the minimum, and when key cap 4 moves up, dog 15 moves again to in the blind hole 14 of giving vent to anger, and atmospheric pressure between circular fixing base 5 and the key cap 4 this moment is less than elasticity that elasticity cushion 1 produced pressing depression bar 3, and key cap 4 moves up and accomplishes automatic re-setting.
The second push block 20 is not completely sealed in the third moving groove 18, if the second push block 20 is completely sealed, a rightward (shown in fig. 3) pushing force is generated on the second push block 20 when the air pressure of the keycap 4 and the circular fixed seat 5 is increased, so that the right stop block 15 is subjected to an inward pulling force to influence the outward movement of the stop block 15;
Make dog 15 outwards shift out from the blind hole 14 of giving vent to anger when the atmospheric pressure increase between circular fixing base 5 and the key cap 4 to make atmospheric pressure flow out from the blind hole 14 of giving vent to anger between circular fixing base 5 and the key cap 4, because the setting up of dog 15 shapes makes the gas that flows can play the cleaning action to the surface of key cap 4, blow away the dust of key cap 4 surface adhesion, improve the cleanliness factor on key cap 4 surface.
The pressing rod 3 is fixedly provided with an installation seat 21, the installation seat 21 is fixedly provided with a second sealing ring 23 through a plurality of support rods 22, the end face of the second sealing ring 23 is annular, the inner wall of the first cover body 2 is fixedly adhered with a rubber ring 24, the rubber ring 24 is provided with a plurality of first through holes 25, and the first cover body 2 is provided with a plurality of second through holes 26 matched with the first through holes 25;
The setting of vaulting pole 22 plays a fixed action of strutting to sealing washer two 23, still makes its difficult top that moves to the spacing ring simultaneously, the use of the button of being convenient for, vaulting pole 22 can adopt PVC plastics to make, makes it have certain elasticity to make this part can realize the separation with current button is the same.
When the key cap 4 is pressed downwards for key pressing, the key cap 4 is firstly contacted with the first sealing ring 13, so that a sealed interval is formed between the key cap 4 and the circular fixing seat 5, the air pressure between the key cap 4 and the circular fixing seat is increased when the key cap is continuously moved downwards, the air pressure can generate a pushing force on the stop block 15 in the increasing process (the stop block 15 generates a pulling force on the spring 19 through the second connecting rod 16 and the second pushing block 20), the stop block 15 can be moved out of the air outlet blind hole 14 when the air pressure is increased to a certain degree, a pressure relief effect can be generated at the moment, so that the air flowing out between the key cap 4 and the circular fixing seat 5 plays a cleaning role on the surface of the key cap 4, and dust is effectively prevented from being accumulated and;
The spring 19 is arranged so as to automatically restore the stop 15 to the position shown in fig. 3 when the thrust exerted by the air pressure on the stop 15 is less than the tension exerted by the spring 19 on it; when the hand is not in contact with the keycap 4, the pressing rod 3 and the keycap 4 move upwards together under the elastic action of the elastic cushion 1, thereby restoring to the state shown in fig. 1.
keycap 4 moves down and drives and press down rod 3 and move down together, press down rod 3 and move down and drive two sealing washer 23 and move down together, thereby will press down the gas between rod 3 and the two sealing washer 23 and pass through-hole 25, two 26 through-holes flow out, can blow away the partial dust around the cover body 2, improve the 2 surrounding environment quality of the cover body, prevent that the dust from dropping on the gap between the cover body 2 in a large number, thereby prevent that the rest time is longer and lead to the dust adhesion to the keyboard, thereby be difficult for clearing up.
Example 2
Referring to fig. 5 to 6, the present embodiment is different from embodiment 1 in that: location blast mechanism is by push rod 29, sealed piece 30, the cover body two 31, three 32 of ejector pad and recipient 33 are constituteed, fixed mounting has a plurality of push rods 29 on the circular fixing base 5, the upper end of every push rod 29 all is fixed to be pasted and has a sealed piece 30, the inside fixed mounting of key cap 4 has a plurality of two 31 of cover bodies, the lower fixed surface of the cover body two 31 installs recipient 33, and the two communicates each other, and sealed piece 30 is located corresponding recipient 33, three 32 of ejector pad have all been placed to every cover body two 31 inside, and two 16 one ends of keeping away from dog 15 of connecting rod are fixed respectively on three 32 of corresponding ejector pad.
The advantages of embodiment 2 over embodiment 1 are: after the keycap 4 moves downwards and contacts with the first sealing ring 13, the pressure between the circular fixing seat 5 and the keycap 4 is increased by continuously moving downwards, so that the stopper 15 drives the second connecting rod 16 to move outwards, the second connecting rod 16 moves outwards to drive the third pushing block 32 to move towards the direction far away from the pushing rod 3, and thus part of gas in the second cover body 31 is extruded out, the pressure between the circular fixing seat 5 and the keycap 4 is increased, the stopper 15 can be conveniently and better moved out of the gas outlet blind hole 14, and meanwhile, the total amount of gas outflow is increased (compared with embodiment 1, the part of gas on the left side of the third pushing block 32 in each second cover body 31 is increased), and the surface dust of the keycap 4 can be better cleaned;
When the keycap 4 moves upwards, part of the gas on the right side of the second cover body 31 (third push block 32) enters the extrusion container 33 again, so that the gas pressure on the right side of the second cover body 31 is smaller than that on the left side of the second cover body, and the third push block 32 moves to the position shown in fig. 6 under the action of the atmospheric pressure, so that automatic resetting is realized, and the next operation is facilitated.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A keyboard key with a self-cleaning function comprises an elastic cushion (1), a cover body I (2), a pressing rod (3) and a key cap (4), wherein the pressing rod (3) and the key cap (4) are integrally formed, and is characterized in that the inner wall of the cover body I (2) is integrally formed with a limiting ring, the cover body I (2) is in threaded connection with a sealing seat (28), a circular fixing seat (5) is fixedly installed on the sealing seat (28), a plurality of moving grooves I (6), a plurality of moving cavities (8) and a plurality of air outlet grooves (9) are formed in the circular fixing seat (5), the moving cavities (8) are communicated with the corresponding moving grooves I (6) and the air outlet grooves (9), a first push block (10) is placed in each moving cavity (8), and a first connecting rod (11) is fixedly installed on each first push block (10), a first sealing ring (13) is fixedly adhered to the circular fixing seat (5), a plurality of second moving grooves (7) are formed in the first sealing ring (13), a plurality of abutting blocks (12) are fixedly installed on the first sealing ring (13), and one end of a first connecting rod (11) is fixed to the corresponding abutting block (12);
The key cap (4) is provided with a plurality of air outlet blind holes (14), each air outlet blind hole (14) is internally provided with a stop block (15), each stop block (15) is provided with a positioning and blowing mechanism through a second connecting rod (16), the pressing rod (3) is fixedly provided with a mounting seat (21), the mounting seat (21) is fixedly provided with a second sealing ring (23) through a plurality of support rods (22), and the end face of the second sealing ring (23) is annular.
2. the keypad button with self-cleaning function as claimed in claim 1, wherein a plurality of fixing rods (27) are fixedly installed at the lower end of the sealing seat (28), and the lower ends of the fixing rods (27) are in contact with the position-limiting rings.
3. The keyboard key with the self-cleaning function according to claim 1, wherein the positioning and blowing mechanism is composed of a fixed seat (17), a moving groove III (18), a spring (19) and a push block II (20), the pressing rod (3) is fixedly provided with a plurality of fixed seats (17), each fixed seat (17) is provided with a moving groove III (18), the inner wall of each moving groove III (18) is slidably connected with the push block II (20), one end of the connecting rod II (16) is fixed on one side of the push block II (20), and a plurality of springs (19) are fixedly arranged between the other side of the push block II (20) and the pressing rod (3).
4. the keyboard key with the self-cleaning function according to claim 1, wherein a rubber ring (24) is fixedly adhered to the inner wall of the first cover body (2), the rubber ring (24) is provided with a plurality of first through holes (25), and the first cover body (2) is provided with a plurality of second through holes (26) matched with the first through holes (25).
5. A keyboard key having a self-cleaning function according to claim 1, the positioning blowing mechanism consists of a push rod (29), a sealing block (30), a second cover body (31), a third push block (32) and an extrusion cylinder (33), a plurality of push rods (29) are fixedly arranged on the circular fixed seat (5), a sealing block (30) is fixedly adhered to the upper end of each push rod (29), a plurality of second cover bodies (31) are fixedly arranged inside the keycap (4), the lower surfaces of the second cover bodies (31) are fixedly provided with extrusion cylinders (33), the two are communicated with each other, the sealing block (30) is positioned in the corresponding extrusion cylinder (33), a third pushing block (32) is arranged in each second cover body (31), and one end of the second connecting rod (16) far away from the stop block (15) is respectively fixed on the corresponding third push block (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989976.9A CN110571085A (en) | 2019-10-17 | 2019-10-17 | Keyboard key with self-cleaning function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989976.9A CN110571085A (en) | 2019-10-17 | 2019-10-17 | Keyboard key with self-cleaning function |
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| CN110571085A true CN110571085A (en) | 2019-12-13 |
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| CN201910989976.9A Pending CN110571085A (en) | 2019-10-17 | 2019-10-17 | Keyboard key with self-cleaning function |
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| CN111112233A (en) * | 2019-12-21 | 2020-05-08 | 林小帅 | Self-cleaning computer keyboard |
| CN111324212A (en) * | 2020-02-21 | 2020-06-23 | 方昌顺 | Durable keyboard with self-cleaning function |
| CN112256095A (en) * | 2020-11-17 | 2021-01-22 | 陈亚 | Novel portable computer |
| CN112967553A (en) * | 2021-02-03 | 2021-06-15 | 陕西国防工业职业技术学院 | Teaching equipment for electronic information engineering practical training |
| CN113220132A (en) * | 2021-04-30 | 2021-08-06 | 邵鹏飞 | Multifunctional keyboard capable of self-cleaning based on intelligent manufacturing |
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| CN112967553A (en) * | 2021-02-03 | 2021-06-15 | 陕西国防工业职业技术学院 | Teaching equipment for electronic information engineering practical training |
| CN113220132A (en) * | 2021-04-30 | 2021-08-06 | 邵鹏飞 | Multifunctional keyboard capable of self-cleaning based on intelligent manufacturing |
| CN113220132B (en) * | 2021-04-30 | 2022-12-20 | 深圳华一精品科技有限公司 | Multifunctional keyboard capable of self-cleaning based on intelligent manufacturing |
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Application publication date: 20191213 |