CN201955740U

CN201955740U - Keyboard

Info

Publication number: CN201955740U
Application number: CN2011200688193U
Authority: CN
Inventors: 施杰影
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-16
Filing date: 2011-03-16
Publication date: 2011-08-31
Anticipated expiration: 2021-03-16

Abstract

The utility model discloses a keyboard. The keyboard comprises a keyboard body; a keyboard main circuit and a circuit board are arranged in the keyboard body; the keyboard main circuit is electrically connected with the circuit board, and the circuit board is provided with a keystroke sensing circuit; the keystroke sensing circuit comprises a keystroke sensing wafer and a variable resistor, the variable resistor comprises a knob, and the knob is arranged on the outer surface of the keyboard body; and when the resistance value of the variable resistor is manually adjusted, the repeat rate of the keystroke sensing circuit is changed.

Description

Keyboard

Technical field

The relevant a kind of keyboard of the utility model refers to a kind ofly can dynamically adjust the keyboard reaction velocity especially.

Background technology

Since PC was come out the second half 20th century of the Christian era, the variation and the influence that bring for wholly human society are not less than the industrial revolution that 18th century of the Christian era start in fact, and the title of second industrial revolution or information revolution is arranged, people are no matter in work or do not break away from relation with computer already in daily life, utilize numerical digit entertainment way that computer is engaged in such as computer game etc. also to propagate its belief on a large scale, and then impelling some relevant new industries to rise, " electricity is competed " relevant peripheral commodity i.e. an example wherein.

" electricity is competed " is the abbreviation of " e-sports ", means to utilize computer game as event.Along with the influence that computer game is constantly strengthened social economy, e-sports even become formal sports event a kind of of some countries.In " electricity is competed " match employed computer game mostly emphatically the entrant must possess reaction of eye hand and instant decision-making capability flexibly, be employed computer input equipment during at contest, naturally the sensitivity of exquisite especially keyboard and handling, and shown in Fig. 4 A to 4 figure C, for commonly using the structure of keyboard, mainly comprise a keyboard body a, a keyboard main circuit b and a thump perception circuit e.Wherein, thump perception circuit e comprises a thump perception wafer d, a resistance R and a capacitor C, because of the resistance value of resistance R and the capacitance of capacitor C are all certain value, in that the computer user is actual when knocking keyboard, the reaction time of thump perception circuit e is also for fixing.In fact, sensitivity is slightly different though this computor-keyboard is complied with its operation principles difference, but all in the commercial affairs or general computer user and designing, but not it is designed at " electricity is competed " match, that is commercially available computor-keyboard does not pay attention to pressing the reaction time that occurs captions behind the key on the computer screen, therefore, can not satisfy electricity and compete the demand that entrant's millisecond must be striven.

In view of this, in order to improve above-mentioned shortcoming, keyboard can not only elasticity be used in various uses, and can dynamically adjust reaction velocity, long-pending experience and the continuous research and development for many years of designer improve, and generation of the present utility model is arranged then.

Summary of the invention

Fundamental purpose of the present utility model is providing a kind of keyboard, by on the thump perception circuit on the circuit board of a keyboard body interior, being provided with a variable-resistance structure, with can be when changing resistance value, change the repetition rate of thump perception circuit, to reach the execution speed that dynamic change keyboard continues the repetitiousness input instruction.

Secondary objective of the present utility model is providing a kind of keyboard, by comprising that on the thump perception circuit on the circuit board of a keyboard body interior two electric capacity and switch the structure of switch, when switching this switch, changing the duplicate delays of thump perception circuit.

For reaching the purpose of above-mentioned utility model, keyboard provided by the utility model comprises a keyboard body, its inside is provided with a keyboard main circuit and a circuit board, this keyboard main circuit is with this circuit board and is electrically connected, this circuit board is provided with a thump perception circuit, this thump perception circuit comprises a variable resistor and a thump perception wafer, this variable-resistance end is connected with positive source, this variable-resistance other end is connected with this thump perception wafer, this variable resistor comprises a knob, and this knob is located on the outside surface of this keyboard body.

During enforcement, the utility model more comprises two electric capacity and a switch, and this switch is located on the outside surface of keyboard body, and an end of this switch is connected with positive source, the other end of this switch is connected with two electric capacity, and the other end of two electric capacity then is connected with this thump perception wafer.

During enforcement, the utility model more comprises two capacitor C 1, C2 and a switch, this switch is located on the outside surface of keyboard body, this variable-resistance end is connected with positive source, this variable-resistance other end is connected with an end of this switch, the other end of this switch is connected with an end of described capacitor C 1 or capacitor C 2, and the other end of two electric capacity then is connected with this thump perception wafer.

For ease of more deep understanding being arranged, be specified in the back to the utility model:

Description of drawings

Figure 1A is the stereo appearance figure of first embodiment of the present utility model.

Figure 1B is the synoptic diagram of the thump perception circuit of first embodiment of the present utility model.

Fig. 2 A is the stereo appearance figure of second embodiment of the present utility model.

Fig. 2 B is the synoptic diagram of the thump perception circuit of second embodiment of the present utility model.

Fig. 3 is the synoptic diagram of the thump perception circuit of the 3rd embodiment of the present utility model.

Fig. 4 A is the stereo appearance figure of existing keyboard.

Fig. 4 B is the synoptic diagram of the Master Keyboard circuit of existing keyboard.

Fig. 4 C is the synoptic diagram of the thump perception circuit of existing keyboard.

Description of reference numerals:

The 1-keyboard; 2-keyboard body; 21-keyboard main circuit; The 3-circuit board; 31-thump perception circuit; The R1-variable resistor; The 311-knob; 312-thump perception wafer; C1, C2-electric capacity; The SW-switch; The a-keyboard body; B-keyboard main circuit; C-electric capacity; D-thump perception wafer; E-thump perception circuit; R-resistance.

Embodiment

See also Figure 1A and Figure 1B, it is first embodiment of the utility model keyboard 1, comprise a keyboard body 2, the keyboard body 2 in fact standard computor-keyboard with general commercially available is identical, can be PS/2, USB, wireless or other transmission interfaces, 84,101,104 keys or other are pressed the computor-keyboard of bond number.In fact keyboard body 2 inside are provided with and a general commercially available identical keyboard main circuit 21 and the circuit board 3 of standard computor-keyboard, keyboard main circuit 21 is with circuit board 3 and is electrically connected, circuit board 3 is provided with a thump perception circuit 31, thump perception circuit 31 comprises a variable resistor R1 and a thump perception wafer 312, during enforcement, variable resistor R1 can be the resistance form of a semifixed resistor or exclusion or other equal effects, the resistance value of variable resistor R1 is in 50k Ω, thump perception wafer 312 is the microprocessor of 8048 microprocessors or other equal effects, the end of variable resistor R1 is connected with positive source (VCC), the other end of variable resistor R1 is connected with thump perception wafer 312, and this variable resistor R1 comprises a knob 311, knob 311 is located on the outside surface of keyboard body 2, when turning knob 311, can adjust the resistance value of variable resistor R1, to change the repetition rate (repeat rate) of thump perception circuit 31.

See also Fig. 2 A and Fig. 2 B, it is second embodiment of the utility model keyboard 1, wherein, this thump perception circuit 31 more comprises two electric capacity (C1, C2) and a switch SW, switch SW is located on the outside surface of keyboard body 2, one end of switch SW is connected with positive source (VCC), the other end of switch SW then with electric capacity (C1, C2) a end connects, and electric capacity (C1, C2) the other end then is connected with thump perception wafer 312, with behind change-over switch SW, allow capacitor C 1 or capacitor C 2 be conducting state, and change the duplicate delays (repeat delay) of thump perception circuit 31 with thump perception wafer 312.During enforcement, the capacitance of electric capacity (C1, C2) is between 0.1 μ to 10 μ.

See also Fig. 3, it is the 3rd embodiment of the utility model keyboard 1, wherein, thump perception circuit 31 more comprises two electric capacity (C1, C2) and a switch SW, switch SW is located on the outside surface of keyboard body 2, the end of variable resistor R1 is connected with positive source (VCC), the other end of variable resistor R1 is connected with an end of switch SW, the other end of switch SW and electric capacity (C1, C2) a end connects, and electric capacity (C1, C2) the other end is connected with thump perception wafer 312, by this, and when change-over switch SW, turning knob 311 simultaneously is to change the repetition rate and the duplicate delays of thump perception circuit 31 simultaneously.

Therefore, the utlity model has following advantage:

1, the utility model can be adjusted the repetition rate of thump perception circuit separately, to reach dynamic change is continued the repetitiousness input instruction by keyboard execution speed.

2, the utility model can be adjusted the duplicate delays of thump perception circuit separately, to reach the execution command reaction time of dynamic change by the keyboard input.

3, the utility model can be adjusted the repetition rate and the duplicate delays of thump perception circuit simultaneously, to reach dynamic change is continued the repetitiousness input instruction by keyboard execution speed and the execution command reaction time.

In sum, according to the content that is above disclosed, the utility model really can reach the intended purposes of utility model, provide a kind of can be in e-sports in response to the computer user, dynamically adjust keyboard reaction velocity demand and sensitive handling keyboard, has practical value, so propose novel patented claim in accordance with the law.

The above is specific embodiment of the utility model and the technological means used, can derive according to the exposure of this paper or instruction and to derive many changes and correction, if the equivalence of doing according to conception of the present utility model changes, when the effect that it produced does not exceed instructions and the graphic connotation of containing yet, all should be considered as within technology category of the present utility model, closing first Chen Ming.

Claims

1. a keyboard is characterized in that, comprising: a keyboard body, its inside are provided with a keyboard main circuit and a circuit board, and this keyboard main circuit is with this circuit board and is electrically connected; And a thump perception circuit, to be located on this circuit board, this thump perception circuit comprises a variable resistor and a thump perception wafer; This variable-resistance end is connected with positive source, and this variable-resistance other end is connected with this thump perception wafer, with when adjusting this variable-resistance resistance value, changes the repetition rate of thump perception circuit.

2. keyboard as claimed in claim 1 is characterized in that this variable resistor also comprises a knob, and this knob is located on the outside surface of this keyboard body, for this variable-resistance resistance value of manual adjustment.

3. keyboard as claimed in claim 1, it is characterized in that, this thump perception circuit also comprises two capacitor C 1, C2 and a switch, one end of this switch is connected with positive source, the other end of this switch is connected with an end of described capacitor C 1 or capacitor C 2, the other end of these two electric capacity then is connected with thump perception wafer, with when the change-over switch, changes the duplicate delays of thump perception circuit.

4. keyboard as claimed in claim 1, it is characterized in that, this thump perception circuit also comprises two electric capacity and a switch, this variable-resistance end is connected with positive source, this variable-resistance other end is connected with an end of this switch, the other end of this switch is connected with an end of two electric capacity, and the other end of these two electric capacity then is connected with this thump perception wafer.

5. as claim 3 or 4 described keyboards, it is characterized in that this switch is located on the outside surface of keyboard body, the electric capacity that supplies manual switchover to be connected with switch.