A kind of keyboard for being easy to database instruction to input
Technical field
The utility model is a kind of keyboard for being easy to database instruction to input, and belongs to computer fittings technical field.
Background technology
Keyboard is the most frequently used and most important input equipment, by keyboard, can accord with English alphabet, numeral, punctuate
Number etc. be input in computer, so as to computer send order, input data etc..Keyboard, assembled by one group by array way
Key switch composition together, often presses a key and is equivalent to connect corresponding on-off circuit, the code of quarter key is led to
Cross interface circuit and be sent into computer.General classification can be divided into desktop keyboard, keyboard of notebook computer, industrial computer according to application
Keyboard, dual control keyboard, the major class of ultra-thin keyboard five
Prior art discloses application number 201620464365.4, a kind of keyboard for being easy to database instruction to input.This reality
With a kind of keyboard for being easy to Computer Database instruction input of new offer, including input keyboard, the input keyboard is provided with
Button is inputted, one end of the input keyboard is provided with high photographing instrument, and the other end of the input keyboard is provided with revolving part, numeric keypad
Be arranged on by revolving part on input keyboard, the one side of the numeric keypad is provided with digital keys, the numeric keypad it is another
Face is provided with touch-screen, and the high photographing instrument is electrically connected with control unit, and described control unit is electrically connected with power supply, rotation driving dress
Put, touch-screen, numeric keypad and input keyboard, this is easy to the keyboard Designing of Computer Database instruction input novel, input effect
Rate is higher.But prior art when database instruction input is carried out, can not send the sound of respective keys, input is wrong
When=scientific discovery is unable to, reduce the efficiency and accuracy rate of database instruction input.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of key for being easy to database instruction to input
Disk, its structure include hand rest, Master Keyboard, button, keypad, sounding module, warning light, disk body, USB connecting lines, the hand rest
It is flexibly connected in front of disk body with disk body, the Master Keyboard, keypad are located at disk body upper surface side by side, and the keypad is located at
Master Keyboard right, the button are flexibly connected above Master Keyboard, keypad with Master Keyboard, keypad, the sounding module
It is connected inside keypad rear insertion disk body by electric wire with Master Keyboard, keypad, the warning light is located at sounding module
Rear is embedded in disk body upper surface, and described USB connecting lines one end is connected with disk body back side center, the USB connecting lines other end
Use interference fits with the USB holes of computer, the sounding module by loudspeaker, lead acoustic aperture, sounding connecting line, circuit board, core
Piece, tablet composition, described to lead acoustic aperture to be uniformly distributed in loudspeaker upper surface and loudspeaker be in integrated molding structure, described to raise
Sound device is connected by sounding connecting line with circuit board, and the chip is located at circuit board upper surface, and the circuit board passes through sounding
Connecting line is connected with tablet, and the tablet is connected with button.
Further, the USB connecting lines are made up of connection end, connecting line, USB plug (82), and the connection end is located at
Connecting line both ends, described connecting line one end are connected by connection end with disk body, and the connecting line other end passes through connection end and USB
Plug (82) connects.
Further, a length of 200-500cm of the connecting line, the keyboard for being easy to database instruction to input pass through connection
Line is connected with computer.
Further, the warning light is provided with 3, and the warning light is embedded in the right relief angle in disk body upper surface side by side, from a left side
Num Lock, Caps Lock, Scroll Lock are followed successively by the right side.
Further, the button is provided with 104 keys, and its is not of uniform size.
Further, the material of the keycap of the button is impact resistant polystyrene or makrolon.
Further, a length of 35-50cm of the disk body, a width of 10-15cm, thickness 1-1.5cm.
The beneficial effects of the utility model are by that provided with a kind of sounding module, can carry out database instruction input
When, the sound of respective keys is sent, is easy to user to discern whether to input wrong, corrigendum in time in input instruction, effectively
Ground improves the efficiency and accuracy rate of database instruction input.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural representation for the keyboard for being easy to database instruction to input of the utility model.
Fig. 2 is a kind of structural representation of sounding module of the utility model.
In figure:Hand rest -1, Master Keyboard -2, button -3, keypad -4, sounding module -5, warning light -6, disk body -7, USB connect
Wiring -8, loudspeaker -50, lead acoustic aperture -51, sounding connecting line -52, circuit board -53, chip -54, tablet -55, connection end -
80th, connecting line -81, USB plug -82.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of keyboard technique scheme for being easy to database instruction to input:Its
Structure includes hand rest 1, Master Keyboard 2, button 3, keypad 4, sounding module 5, warning light 6, disk body 7, USB connecting lines 8, the hand
Support 1 is flexibly connected located at the front of disk body 7 with disk body 7, and the Master Keyboard 2, keypad 4 are located at the upper surface of disk body 7 side by side, described small
Keyboard 4 is located at the right of Master Keyboard 2, and the button 3 connects located at Master Keyboard 2, the top of keypad 4 and Master Keyboard 2, the activity of keypad 4
Connect, the sounding module 5 is connected inside the rear of keypad 4 insertion disk body 7 by electric wire with Master Keyboard 2, keypad 4, institute
State warning light 6 and be embedded in the upper surface of disk body 7, described one end of USB connecting lines 8 and the back side center of disk body 7 located at the rear of sounding module 5
Connection, the USB holes of the other end of USB connecting lines 8 and computer use interference fits, the sounding module 5 by loudspeaker 50,
Acoustic aperture 51, sounding connecting line 52, circuit board 53, chip 54, tablet 55 is led to form, it is described lead acoustic aperture 51 and be uniformly distributed in raise one's voice
The upper surface of device 50 and loudspeaker 50 are in integrated molding structure, and the loudspeaker 50 passes through sounding connecting line 52 and the phase of circuit board 53
Connection, the chip 54 are located at the upper surface of circuit board 53, and the circuit board 53 is connected by sounding connecting line 52 with tablet 55
Connect, the tablet 55 is connected with button 3, and the USB connecting lines 8 are by connection end 80, connecting line 81, USB plug (82) group
Into the connection end 80 is located at the both ends of connecting line 81, and described one end of connecting line 81 is connected by connection end 80 with disk body 7, described
The other end of connecting line 81 is connected by connection end 80 with USB plug (82), 81 a length of 200-500cm of connecting line, it is described just
It is connected in the keyboard of database instruction input by connecting line 81 with computer, the warning light 6 is provided with 3, the prompting
Lamp 6 is embedded in the right relief angle in the upper surface of disk body 7 side by side, is followed successively by Num Lock, Caps Lock, Scroll Lock from left to right,
The button 3 is provided with 104 keys, and its is not of uniform size, and the material of the keycap of the button 3 is impact resistant polystyrene or poly- carbonic acid
Ester, 7 a length of 35-50cm of disk body, a width of 10-15cm, thickness 1-1.5cm.
Sounding module described in this patent refers to a kind of device that can targetedly send corresponding sound, by sensing
Signal handled through chip, then sound is sent by loudspeaker.
When user wants to use this patent, the loudspeaker that module occurs is installed to the position of expression, sound is led in guarantee
Key connection outwardly, then by tablet and is pressed in hole, after keyboard is connected with computer, when pushing button, you can send the button pair
The sound answered, user can have been known whether by sound and pushed the wrong.
Hand rest -1 of the present utility model, Master Keyboard -2, button -3, keypad -4, sounding module -5, warning light -6, disk body -
7th, USB connecting lines -8, loudspeaker -50, lead acoustic aperture -51, sounding connecting line -52, circuit board -53, chip -54, tablet -55,
Connection end -80, connecting line -81, USB plug -82, the part that part is universal standard part or those skilled in the art know,
Its structure and principle are all that this technology personnel can learn or know by normal experiment method that this practicality is new by technical manual
Type solves the problems, such as it is sound that prior art when database instruction input is carried out, can not send respective keys, input
When wrong=and scientific discovery is unable to, the efficiency and accuracy rate of database instruction input are reduced, the utility model passes through upper
Being combined with each other for part is stated, can be sent the sound of respective keys when database instruction input is carried out, be easy to user
Discern whether to input wrong, corrigendum in time in input instruction, be effectively improved the efficiency of database instruction input and accurate
Rate, it is described in detail below:
The sounding module 5 by loudspeaker 50, lead acoustic aperture 51, sounding connecting line 52, circuit board 53, chip 54, tablet
55 compositions, described to lead acoustic aperture 51 to be uniformly distributed in the upper surface of loudspeaker 50 and loudspeaker 50 be in integrated molding structure, described to raise
Sound device 50 is connected by sounding connecting line 52 with circuit board 53, and the chip 54 is located at the upper surface of circuit board 53, the circuit
Plate 53 is connected by sounding connecting line 52 with tablet 55, and the tablet 55 is connected with button 3.
In embodiment 1 of the present utility model, the loudspeaker of the sounding module is using electromagnetic loudspeaker;
In embodiment 2 of the present utility model, the loudspeaker of the sounding module is using electrostatic loudspeaker.
|
Embodiment 1 |
Embodiment 2 |
Distortion rate |
It is high |
It is low |
Acoustical quality |
Typically |
It is good |
In summary:When the loudspeaker of the sounding module is using electrostatic loudspeaker, its distortion rate is relatively low, and
Acoustical quality is more preferable, by that provided with the sounding module, can send respective keys when database instruction input is carried out
Sound, it is easy to user to discern whether to input wrong, corrigendum in time in input instruction.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.