CN112363630A

CN112363630A - Multifunctional computer keyboard

Info

Publication number: CN112363630A
Application number: CN202110032363.3A
Authority: CN
Inventors: 朱雪峰; 杨勇; 蔡尧松
Original assignee: Nanjing Wanganshi Intelligent System Co ltd
Current assignee: QIJI TECHNOLOGY Co.,Ltd.
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-02-12
Anticipated expiration: 2041-01-12
Also published as: CN112363630B

Abstract

The invention discloses a multifunctional computer keyboard which comprises a keyboard main body, wherein a plurality of bases are arranged on the outer wall of the top of the keyboard main body, a key shell is fixedly connected to the outer wall of the top of each base, a key main body is arranged in each key shell, a rubber conductive block and a rubber elastic sleeve are arranged on the outer wall of the bottom of each key main body, a circuit board is arranged right below each rubber conductive block, and the circuit board is embedded in the outer wall of the top of each base. According to the invention, through arranging the key main body, the rubber elastic sleeve, the sliding plate, the first electrode, the first connecting rod, the second spring, the friction layer, the second electrode, the fixing part, the storage battery, the fan and the nozzle, electric quantity can be generated and stored, the electric quantity in the storage battery can supply power for the fan after long-time use, and dust and impurities in gaps of keys of the keyboard main body can be removed by the fan through spraying gas through the nozzle, so that the cleanness of the keyboard is kept, the temperature of hands of people can be reduced in hot days, and the condition of poor use feeling caused by sweating of the hands of a user is avoided.

Description

Multifunctional computer keyboard

Technical Field

The invention relates to the technical field of keyboards, in particular to a multifunctional computer keyboard.

Background

A keyboard is a command and data entry device used to operate a computer device and also refers to a set of function keys arranged to operate a machine or device through the system.

In modern society, computers and other related electronic devices become an indispensable part of people in daily life, and keyboards are used as articles for inputting computer instructions and are necessary helpers in daily work; when the keyboard is used for a long time, a large amount of solid particle dust and garbage and the like are attached to the surface of the keyboard, if the keyboard is not cleaned frequently, the solid particle dust and garbage and the like can fall into the keys to cause the condition of key failure, gaps exist among the keys of the keyboard, and particle impurities in the gaps are very difficult to clean.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a multifunctional computer keyboard.

In order to achieve the purpose, the invention adopts the following technical scheme:

a multifunctional computer keyboard comprises a keyboard main body, wherein a plurality of bases are arranged on the outer wall of the top of the keyboard main body, a key shell is fixedly connected to the outer wall of the top of each base, a key main body is arranged in each key shell, a rubber conductive block and a rubber elastic sleeve are arranged on the outer wall of the bottom of each key main body, a circuit board is arranged right below the rubber conductive block and embedded into the outer wall of the top of each base, first connecting rods are hinged to the outer walls of the two sides of the top of each rubber elastic sleeve, a sliding plate is hinged to one end of the bottom of each connecting rod, the sliding plate is connected with the bases in a sliding mode, a first electrode and two springs are arranged on the outer wall of one side of the sliding plate, a fixing plate is arranged at one end of each spring, the fixing plate is fixedly connected to the outer wall of the top of each base, every first electrode and second electrode pass through external circuit and battery electric connection, keyboard main part one side outer wall fixedly connected with places a first, and places a one end outer wall and be equipped with the fan, fan and battery electric connection, and the fan output is equipped with the exhaust pipe, exhaust pipe fixed connection is in keyboard main part top one end outer wall, and the exhaust pipe outer wall is equipped with a plurality of nozzles.

Further, the outer wall of the top of the key body is fixedly connected with an arc pressing plate, the outer wall of the top of the arc pressing plate is coated with a fluorescent coating, the outer walls of two sides of the key body are provided with a second mounting groove, and the inner walls of the second mounting groove are hinged with a Z-shaped baffle.

Furthermore, the middle part of the Z-shaped baffle is rotatably connected with a support column, the support column is fixedly connected to the inner wall of the key shell, one side of the Z-shaped baffle is in lap joint with the outer wall of the top of the key shell, and a first mounting groove is formed in the lap joint of the Z-shaped baffle and the key shell.

Furthermore, a first spring is arranged in the first mounting groove, a bottom outer wall of the first spring is fixedly connected to a bottom inner wall of the first mounting groove, and a top outer wall of the first spring is fixedly connected to an inner wall on one side of the bottom of the Z-shaped baffle.

Further, place a top outer wall and be equipped with the standing groove, and standing groove one side below is equipped with mounting groove three, and three bottom inner walls in mounting groove are equipped with the torsional spring, and torsional spring top outer wall is equipped with the winding reel, and the winding reel outer wall winding has the wire, wire and battery electric connection.

Further, wire one end is run through the standing groove and is connected with the handle, and handle top outer wall is equipped with control switch, and handle one side outer wall fixedly connected with cleans the case, handle bottom inner wall fixedly connected with driving motor, and the driving motor output is equipped with the driving gear, and the driving gear both ends all mesh there is driven gear, the equal fixedly connected with threaded rod of two driven gear one side outer walls.

Further, the threaded rod both sides all are equipped with the mounting panel, and mounting panel fixed connection in handle bottom inner wall, and the equal threaded connection of threaded rod outer wall has the screw thread slider, and screw thread slider top outer wall all articulates there is connecting rod two, and two one ends of two connecting rods articulate has same motor that cleans, cleans the motor and rotates to be connected in cleaning the incasement wall.

Further, it has the arc guide way to clean case one side and open, and arc guide way inner wall sliding connection has the cleaning brush, cleaning brush and clean motor output shaft threaded connection.

Further, the outer wall of one side of the keyboard main body is provided with a second placing table, and the outer wall of the top of the second placing table is provided with a plurality of storage grooves with different sizes.

The invention has the beneficial effects that:

1. by arranging the key main body, the rubber elastic sleeve, the sliding plate, the first electrode, the first connecting rod, the second spring, the friction layer, the second electrode, the fixing part, the storage battery, the fan and the nozzle, when people use the keyboard main body to beat the key main body, the key main body moves downwards, the sliding plate moves through the first connecting rod, so that the first electrode extrudes the friction layer and the second electrode to generate transfer of positive and negative charges; so relapse, thereby people strike the keyboard button and can produce electric current and be saved by the battery, electric quantity in the battery can supply power for the fan under long-time the use, the fan passes through the nozzle and sprays the external air at the keyboard main part on the surface, can get rid of the dust impurity in each button gap of keyboard main part, thereby keep the clean and tidy of keyboard, and when weather is hot, the heat on the user finger can be taken away to gas through the nozzle injection, avoid user's hand sweat to cause and use the not good condition of feeling.

2. Through setting up mounting groove one, spring one, Z type baffle, support column and mounting groove two, when people strike the button main part, the button main part moves extrusion rubber elastic sleeve downwards, make its inside gas discharge through the bleeder vent of rubber elastic sleeve, in this moment, the button main part makes Z type baffle one end remove downwards, thereby make Z type baffle open, spring one is stretched this moment, can let the gaseous quick discharge in the button shell, when withdrawing when exerting force, gas gets into in the rubber elastic sleeve fast from the external world, and under the spring action of spring one, the fast normal position that resumes of button main part, make the recovery rate of button main part fast, thereby make people's input speed accelerate, and inside Z type baffle can completely cut off external dust and moisture entering keyboard shell, avoid causing the button failure, thereby improve button life.

3. Through setting up driving motor, the driving gear, driven gear, the threaded rod, the screw thread slider, connecting rod two, clean the motor, arc guide way and clearance brush, people can pass through the electric energy of battery storage, it drives the clearance brush to clean the motor through control switch starts, can clear up keyboard main part surface, and cooperate through driving motor drive driving gear and driven gear, it is rotatory to make the threaded rod, thereby pass through screw thread slider and connecting rod two, when making to clean the motor and drive clearance brush clearance, the clearance brush slides in the arc guide way, increase clearance area, accelerate clearance speed and effect.

4. Placing the second table and placing the object slots through the arrangement, the object slots can enable people to place some small objects and pens into the object slots, the work desktop is prevented from being placed with too many sundries, the needed objects cannot be found, and the neatness of the desktop is improved.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional computer keyboard according to embodiment 1;

fig. 2 is a schematic cross-sectional view of a multifunctional computer keyboard according to embodiment 1 at a point a;

fig. 3 is an enlarged schematic view of a structure at position C of a multifunctional computer keyboard according to embodiment 1;

fig. 4 is an enlarged schematic view of a structure at B of a multifunctional computer keyboard according to embodiment 1;

fig. 5 is a schematic top sectional view of a multifunctional computer keyboard according to embodiment 1;

fig. 6 is a schematic left-side sectional view of a multifunctional computer keyboard according to embodiment 1;

fig. 7 is a schematic right-view cross-sectional structure diagram of a multifunctional computer keyboard according to embodiment 1;

fig. 8 is a schematic top view of a multifunctional computer keyboard according to embodiment 2.

In the figure: 1-keyboard main body, 2-placing table I, 3-placing groove, 4-lead, 5-blower, 6-exhaust pipe, 7-base, 8-key shell, 9-mounting groove I, 10-spring I, 11-Z type baffle, 12-key main body, 13-arc pressing plate, 14-fluorescent coating, 15-mounting groove II, 16-supporting column, 17-rubber conducting block, 18-circuit board, 19-rubber elastic sleeve, 20-sliding plate, 21-first electrode, 22-connecting rod I, 23-spring II, 24-friction layer, 25-second electrode, 26-fixing plate, 27-handle, 28-control switch, 29-cleaning box, 30-arc guiding groove, 31-cleaning brush, 32-driving motor, 33-driving gear, 34-driven gear, 35-threaded rod, 36-threaded slider, 37-connecting rod II, 38-mounting plate, 39-cleaning motor, 40-storage battery, 41-nozzle, 42-winding reel, 43-mounting groove III, 44-torsion spring, 45-placing table II and 46-storage groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-7, a multifunctional computer keyboard comprises a keyboard body 1, a plurality of bases 7 are arranged on the outer wall of the top of the keyboard body 1, a key housing 8 is fixedly connected to the outer wall of the top of each base 7, a key body 12 is arranged inside the key housing 8, a rubber conductive block 17 and a rubber elastic sleeve 19 are arranged on the outer wall of the bottom of the key body 12, a circuit board 18 is arranged under the rubber conductive block 17, the circuit board 18 is embedded in the outer wall of the top of the base 7, a first connecting rod 22 is hinged to the outer walls of the two sides of the top of the rubber elastic sleeve 19, a sliding plate 20 is hinged to one end of the bottom of the first connecting rod 22, the sliding plate 20 is connected with the base 7 in a sliding manner, a first electrode 21 and two springs 23 are arranged on the outer wall of one side of the sliding plate 20, a fixing plate 26 is arranged at, and the outer wall of one side of the second electrode 25 is provided with a friction layer 24, the keyboard body 1 is internally provided with a storage battery 40, each first electrode 21 and each second electrode 25 are electrically connected with the storage battery 40 through an external circuit, the outer wall of one side of the keyboard body 1 is fixedly connected with a placing table 2, the outer wall of one end of the placing table 2 is provided with a fan 5, the fan 5 is electrically connected with the storage battery 40, the output end of the fan 5 is provided with an exhaust pipe 6, the exhaust pipe 6 is fixedly connected with the outer wall of one end of the top of the keyboard body 1, the outer wall of the exhaust pipe 6 is provided with a plurality of nozzles 41, through arranging the key body 12, the rubber elastic sleeve 19, the sliding plate 20, the first electrode 21, the connecting rod one 22, the spring two 23, the friction layer 24, the second electrode 25, the fixing plate 26, the storage battery 40, the fan 5 and the nozzles 41, when a person uses the keyboard body 1 to beat the, the first electrode 21 presses the friction layer 24 and the second electrode 25 to generate the transfer of positive and negative charges, because the difference of the electronic capability exists between the first electrode 21 and the second electrode 25, the positive charges move to the second electrode 25, the negative charges move to the first electrode 21, so a weak current is formed, and then the weak current is stored by the storage battery 40 through an external circuit, when the first electrode 21 is separated from the friction layer 24, the positive and negative charges in the first electrode 21 and the friction layer 24 are balanced, and no current is generated at this moment; so relapse, thereby people strike the keyboard button and can produce the electric current and be saved by battery 40, the electric quantity of battery 40 can supply power for fan 5 under the long-time use, fan 5 passes through nozzle 41 and sprays the ambient air on keyboard main part 1 is surperficial, can get rid of the dust impurity in 1 each button gap of keyboard main part, thereby keep the clean and tidy of keyboard, and when weather is hot, the heat on the user finger can be taken away to gas through nozzle 41 injection, avoid user's hand to sweat and cause the not good condition of use sense.

Wherein, board 13 is pressed to key main body 12 top outer wall fixedly connected with arc, and the arc presses board 13 top outer wall to scribble fluorescence coating 14, and key main body 12 both sides outer wall is equipped with mounting groove two 15, and two 15 inner walls of mounting groove articulate has Z type baffle 11, and fluorescence coating 14 is convenient for people to use the keyboard under the not enough condition of light, can make the button of keyboard luminous, and the people of being convenient for find corresponding button.

Wherein, Z type baffle 11 middle part is rotated and is connected with

support column

16, and 16 fixed connection of support column in 8 inner walls of key shell, 11 one side of Z type baffle and 8 top outer wall overlap joints of key shell, and Z type baffle 11 is equipped with mounting groove 9 with 8 overlap joints of key shell, and Z type baffle 11 can completely cut off external dust and moisture and enter into keyboard shell inside, avoids causing the button failure to improve button life.

Wherein, a first spring 10 is arranged in the first mounting groove 9, the outer wall of the bottom of the first spring 10 is fixedly connected with the inner wall of the bottom of the first mounting groove 9, the outer wall of the top of the first spring 10 is fixedly connected with the inner wall of one side of the bottom of the Z-shaped baffle plate 11, and by arranging the first mounting groove 9, the first spring 10, the Z-shaped baffle plate 11, the supporting column 16 and the second mounting groove 15, when people strike the key main body 12, the key main body 12 moves downwards to extrude the rubber elastic sleeve 19, so that the gas in the key main body 12 is exhausted through the air holes of the rubber elastic sleeve 19, meanwhile, the key main body 12 moves one end of the Z-shaped baffle plate 11 downwards, so that the Z-shaped baffle plate 11 is opened, at the moment, the first spring 10 is stretched, so that the gas in the key shell 8 can be exhausted quickly, when force is exerted to evacuate, the gas, the recovery speed of the key body 12 is fast, so that the input speed of people is accelerated, and the phenomenon that the key cannot rebound can be avoided.

Wherein, place a 2 top outer walls of platform and be equipped with standing groove 3, and standing groove 3 one side below is equipped with mounting groove three 43, mounting groove three 43 bottom inner wall is equipped with torsional spring 44, torsional spring 44 top outer wall is equipped with reel 42, the winding of reel 42 outer wall has wire 4, wire 4 and battery 40 electric connection, when exerting force and dragging wire 4, can break away from wire 4 from reel 42, thereby the length of extension side of wire 4, and torsional spring 44 produces elasticity because of the power of exerting oneself simultaneously here, when the power of exerting oneself on wire 4 withdraws, under torsional spring 44's elastic force, thereby make the rotation of reel 42 rewind wire 4, thereby in withdrawing mounting groove three 43 with the wire 4 that stretches out.

Wherein, wire 4 one end is run through standing groove 3 and is connected with handle 27, and handle 27 top outer wall is equipped with control switch 28, and handle 27 one side outer wall fixedly connected with cleans case 29, and handle 27 bottom inner wall fixedly connected with driving motor 32, and the driving motor 32 output is equipped with driving gear 33, and driven gear 34 has all been meshed at driving gear 33 both ends, the equal fixedly connected with threaded rod 35 of two driven gear 34 one side outer walls.

Wherein, threaded rod 35 both sides all are equipped with mounting panel 38, and mounting panel 38 fixed connection in handle 27 bottom inner wall, the equal threaded connection of threaded rod 35 outer wall has screw slider 36, and screw slider 36 top outer wall all articulates there is two connecting rods 37, and two 37 one ends of two connecting rods articulate has same motor 39 that cleans, cleans motor 39 and rotates to be connected in cleaning case 29 inner wall.

Wherein, one side of the cleaning box 29 is provided with an arc-shaped guide groove 30, the inner wall of the arc-shaped guide groove 30 is connected with a cleaning brush 31 in a sliding way, the cleaning brush 31 is connected with the output shaft of the cleaning motor 39 through screw threads, by arranging the driving motor 32, the driving gear 33, the driven gear 34, the threaded rod 35, the threaded slider 36, the second connecting rod 37, the cleaning motor 39, the arc-shaped guide groove 30 and the cleaning brush 31, people can use the electric energy stored in the storage battery 40, the surface of the keyboard body 1 can be cleaned by controlling the switch 28 to start the cleaning motor 39 to drive the cleaning brush 31, and drives the driving gear 33 to cooperate with the driven gear 34 by the driving motor 32, to rotate the threaded rod 35, therefore, when the cleaning brush 31 is driven by the cleaning motor 39 to clean through the threaded slider 36 and the second connecting rod 37, cleaning brush 31 slides in arc guide way 30, and increase clearance area for clearance speed and effect.

The working principle is as follows: when a user uses the keyboard body 1 to beat the key body 12, the key body 12 moves downwards, the sliding plate 20 moves through the first connecting rod 22, so that the first electrode 21 presses the friction layer 24 and the second electrode 25 to generate positive and negative charge transfer, because the first electrode 21 and the second electrode 25 have the difference of electronic capacity, the positive charge moves to the second electrode 25, the negative charge moves to the first electrode 21 to form weak current, and then the weak current is stored by the storage battery 40 through an external circuit, when the first electrode 21 is separated from the friction layer 24, the positive and negative charges in the first electrode 21 and the friction layer 24 reach balance, and no current is generated; so repeatedly, people strike the keyboard key to generate current to be stored by the storage battery 40, the electric quantity of the storage battery 40 can supply power for the fan 5 after long-time use, the fan 5 sprays the outside air on the surface of the keyboard main body 1 through the nozzle 41, and can remove dust impurities in each key gap of the keyboard main body 1, thereby keeping the cleanness of the keyboard, and when the weather is hot, the heat on the fingers of a user can be taken away by the gas sprayed through the nozzle 41, so that the condition that the use feeling is poor due to the sweating of the hands of the user is avoided, and when people strike the key main body 12, the key main body 12 moves downwards to extrude the rubber elastic sleeve 19, so that the gas in the key main body is discharged through the air holes of the rubber elastic sleeve 19, meanwhile, the key main body 12 enables one end of the Z-shaped baffle plate 11 to move downwards, thereby the Z-shaped baffle plate 11 is, the gas in the key shell 8 can be quickly exhausted, when force is applied for evacuation, the gas quickly enters the rubber elastic sleeve 19 from the outside, and under the elastic action of the first spring 10, the key main body 12 is quickly restored to the original position, so that the restoration speed of the key main body 12 is high, the input speed of people is increased, and the phenomenon that the key cannot rebound can be avoided; in addition, the electric quantity of storage in the battery 40 can also be used for starting to clean motor 39 and drive clearance brush 31 work, can clear up keyboard main part 1 surface, and drive driving gear 33 and driven gear 34 cooperation through driving motor 32, make threaded rod 35 rotatory, thereby pass through two 37 of screw slider 36 and connecting rod, when making to clean motor 39 and drive clearance brush 31 clearance, clearance brush 31 slides in arc guide way 30, increase clearance area, accelerate clearance speed and effect.

Example 2

Referring to fig. 8, compared with embodiment 1, the multifunctional computer keyboard has the advantages that the outer wall of one side of the keyboard main body 1 is provided with the placing table II 45, the outer wall of the top of the placing table II 45 is provided with the placing grooves 46 with different sizes, the placing table II 45 and the placing grooves 46 are arranged, the placing grooves 46 with different sizes can enable people to place small articles and pens into the placing grooves, the situation that too many sundries are placed on a working desktop to cause that the needed articles cannot be found is avoided, and the neatness of the desktop is improved.

The working principle is as follows: compare in

embodiment

1, 1 one side outer wall of keyboard main part is equipped with places two 45 of platform, and places two 45 top outer walls of platform and open and have the thing groove 46 of putting of a plurality of variation in size, places two 45 of platform and put the thing groove 46 through the setting, and thing groove 46 is put to each size can make people put into it with some little articles and pens in, avoids doing the work desktop and places too many debris and lead to the unable article that find needs to promote the clean and tidy nature of desktop.

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

1. A multifunctional computer keyboard comprises a keyboard main body (1), wherein a plurality of bases (7) are arranged on the outer wall of the top of the keyboard main body (1), a key shell (8) is fixedly connected to the outer wall of the top of each base (7), a key main body (12) is arranged inside each key shell (8), a rubber conductive block (17) and a rubber elastic sleeve (19) are arranged on the outer wall of the bottom of each key main body (12), a circuit board (18) is arranged under each rubber conductive block (17), the circuit board (18) is embedded into the outer wall of the top of each base (7), the multifunctional computer keyboard is characterized in that a first connecting rod (22) is hinged to the outer walls of the two sides of the top of each rubber elastic sleeve (19), a sliding plate (20) is hinged to one end of the bottom of the first connecting rod (22), the sliding plate (20) is connected with the bases (7) in a sliding mode, and a first electrode (21, one end of each of the two second springs (23) is provided with a fixing plate (26), the fixing plate (26) is fixedly connected with the outer wall of the top of the base (7), the outer wall of one side of the fixing plate (26) is provided with a second electrode (25), a friction layer (24) is arranged on the outer wall of one side of the second electrode (25), a storage battery (40) is arranged in the keyboard main body (1), each first electrode (21) and each second electrode (25) are electrically connected with the storage battery (40) through an external circuit, a first placing table (2) is fixedly connected with the outer wall of one side of the keyboard main body (1), and the outer wall of one end of the placing table I (2) is provided with a fan (5), the fan (5) is electrically connected with the storage battery (40), and fan (5) output is equipped with exhaust pipe (6), exhaust pipe (6) fixed connection is in keyboard main part (1) top one end outer wall, and exhaust pipe (6) outer wall is equipped with a plurality of nozzles (41).

2. The multifunctional computer keyboard of claim 1, wherein an arc pressing plate (13) is fixedly connected to the outer wall of the top of the key main body (12), the outer wall of the top of the arc pressing plate (13) is coated with a fluorescent coating (14), two outer side walls of the key main body (12) are provided with a second mounting groove (15), and the inner wall of the second mounting groove (15) is hinged with a Z-shaped baffle (11).

3. The multifunctional computer keyboard of claim 2, wherein a supporting column (16) is rotatably connected to the middle of the Z-shaped baffle (11), the supporting column (16) is fixedly connected to the inner wall of the key casing (8), one side of the Z-shaped baffle (11) is in lap joint with the outer wall of the top of the key casing (8), and a first mounting groove (9) is formed in the lap joint of the Z-shaped baffle (11) and the key casing (8).

4. The keyboard of claim 3, wherein a first spring (10) is disposed in the first mounting groove (9), and the outer wall of the first spring (10) is fixedly connected to the inner wall of the first mounting groove (9) at the bottom, and the outer wall of the first spring (10) at the top is fixedly connected to the inner wall of the Z-shaped baffle (11) at the bottom side.

5. The multifunctional computer keyboard of claim 2, wherein the outer wall of the top of the first placing table (2) is provided with a placing groove (3), a third mounting groove (43) is arranged below one side of the placing groove (3), a torsion spring (44) is arranged on the inner wall of the bottom of the third mounting groove (43), a winding reel (42) is arranged on the outer wall of the top of the torsion spring (44), the outer wall of the winding reel (42) is wound with a wire (4), and the wire (4) is electrically connected with the storage battery (40).

6. The keyboard of claim 5, wherein one end of the wire (4) penetrates through the placement groove (3) and is connected with a handle (27), the outer wall of the top of the handle (27) is provided with a control switch (28), the outer wall of one side of the handle (27) is fixedly connected with a cleaning box (29), the inner wall of the bottom of the handle (27) is fixedly connected with a driving motor (32), the output end of the driving motor (32) is provided with a driving gear (33), two ends of the driving gear (33) are respectively engaged with a driven gear (34), and the outer wall of one side of each of the two driven gears (34) is respectively fixedly connected with a threaded rod (35.

7. The multifunctional computer keyboard as claimed in claim 6, wherein the threaded rod (35) is provided with mounting plates (38) on both sides, the mounting plates (38) are fixedly connected to the inner wall of the bottom of the handle (27), the outer wall of the threaded rod (35) is in threaded connection with a threaded slider (36), the outer wall of the top of the threaded slider (36) is hinged with a second connecting rod (37), one end of each of the second connecting rods (37) is hinged with a cleaning motor (39), and the cleaning motors (39) are rotatably connected to the inner wall of the cleaning box (29).

8. The keyboard of claim 7, wherein the cleaning box (29) has an arc-shaped guide slot (30) formed on one side thereof, and a cleaning brush (31) is slidably connected to an inner wall of the arc-shaped guide slot (30), the cleaning brush (31) being in threaded connection with an output shaft of the cleaning motor (39).

9. The multifunctional computer keyboard as claimed in any one of claims 1 to 8, wherein a second placement platform (45) is disposed on an outer wall of one side of the keyboard body (1), and a plurality of storage slots (46) with different sizes are formed on an outer wall of the top of the second placement platform (45).