CN210155787U - Intelligent answering machine, electronic equipment and answering table - Google Patents

Intelligent answering machine, electronic equipment and answering table Download PDF

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CN210155787U
CN210155787U CN201921037917.3U CN201921037917U CN210155787U CN 210155787 U CN210155787 U CN 210155787U CN 201921037917 U CN201921037917 U CN 201921037917U CN 210155787 U CN210155787 U CN 210155787U
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answering
resistor
unit
trigger
intelligent
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张惠荣
王国贞
卢玮琪
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Hebei College of Industry and Technology
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Hebei College of Industry and Technology
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Abstract

The utility model is suitable for an intelligent control technical field provides an intelligence is raced to be first to answer a question ware, electronic equipment and is raced to be first to answer a question table, and this intelligence is raced to be first to answer a question ware and is included: at least two answering units used for realizing interlocking and outputting answering results when answering; after any one of the answering units outputs answering signals to other answering units, the other answering units are locked; the control unit is used for generating a reset signal, and the reset signal is used for controlling the answering unit to reset; the power supply unit is used for supplying power to the answering unit and the control unit; the answering units are composed of NAND gates and triggers, and interlocking among the answering units can be achieved. The intelligent responder has the interlocking function and the display function, and is simple in structure, low in cost and high in reliability.

Description

Intelligent answering machine, electronic equipment and answering table
Technical Field
The utility model belongs to the technical field of intelligent control, especially, relate to an intelligence is raced to be first to answer a question ware, electronic equipment and is raced to be first to answer a question table.
Background
In knowledge competitions, to ensure fairness and competitive competition of the competition, a responder is often used, and the responder can make a commentator know which player answers the question first in a first time.
At present, various competition answering devices exist in the market, wherein the answering device programmed by a computer is inconvenient to maintain, the answering device programmed by an LED display screen is high in cost, and the answering device with a complex circuit structure is poor in reliability and easy to cause misjudgment.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a first responder to solve the maintenance of being not convenient for that exists among the prior art, with high costs, the reliability is poor and arouse the problem of erroneous judgement easily.
The utility model discloses a first aspect of the embodiment provides an intelligence ware of racing to be first to answer a question, include:
at least two answering units used for realizing interlocking and outputting answering results when answering; after any one of the answering units outputs answering signals to other answering units, the other answering units are locked;
the control unit is used for generating a reset signal, and the reset signal is used for controlling the answering unit to reset; and
the power supply unit is used for supplying power to the answering unit and the control unit;
the answering unit comprises a first resistor, an answering key, an NAND gate, a trigger and a light emitting diode;
the position end of the trigger is connected with the output end of the NAND gate, the reset end of the trigger is connected with the control unit, the first output end of the trigger is grounded through the light-emitting diode, and the second output end of the trigger is connected with the first input ends of the NAND gates of other answering units;
the first end of the first answering key is connected with the positive output end of the power supply unit, the second end of the first answering key is grounded through the first resistor, and the connecting point of the first answering key and the first resistor is connected with the second input end of the NAND gate.
The utility model provides an electronic equipment is provided to the second aspect of embodiment, include the embodiment of the utility model provides the first aspect intelligence is raced to be first to answer a question the ware.
The third aspect of the embodiment of the utility model provides a table of racing to be the first place, include the embodiment of the utility model provides a first aspect intelligence ware of racing to be the first place.
The embodiment of the utility model provides an intelligent answering machine, which comprises at least two answering units for realizing interlocking and outputting answering results when answering; after any one of the answering units outputs answering signals to other answering units, the other answering units are locked; the control unit is used for generating a reset signal, and the reset signal is used for controlling the answering unit to reset; the power supply unit is used for supplying power to the answering unit and the control unit; the novel intelligent responder with simple structure, interlocking and display functions is formed, and the intelligent responder is low in cost, high in reliability and easy to maintain.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural diagram of an intelligent responder according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of an intelligent responder according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of another intelligent responder according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of an alarm unit according to an embodiment of the present invention.
Detailed Description
In order to explain the technical solution of the present invention, the following description is made by using specific examples.
Referring to fig. 1, an embodiment of the present invention provides an intelligent responder, including: at least two answering units 102 for realizing interlocking and outputting answering results when answering; after any one of the answering units 102 outputs an answering signal to the other answering units 102, the other answering units 102 are locked; a control unit 103 for generating a reset signal, wherein the reset signal is used for controlling the answering unit 102 to reset; and a power supply unit 101 for supplying power to the answering unit 102 and the control unit 103.
Referring to fig. 2, wherein the answering unit 102 comprises a first resistor R11Answering key SANAND gate A, trigger FFA and light emitting diode D1. Set terminal of the flip-flop FFA
Figure BDA0002119120570000031
The reset end of the flip-flop FFA is connected with the output end of the NAND gate A
Figure BDA0002119120570000032
Connected to the control unit 103, the first output Q of the trigger FFA passes through the light emitting diode D1Ground, second output terminal of said flip-flop FFA
Figure BDA0002119120570000033
The first input ends of the nand gates of the other answering units 102 are connected; the first-time answering key SAWith the positive output terminal VCC of the power supply unit 101, the S of the first answer keyAThe second end passes through the first resistor R11Grounding, the first answer key SAAnd the first resistor R11Is connected with the second input end of the nand gate a. It can be understood that, if the intelligent answering machine includes n answering units, the a first input terminal of the nand gate includes n-1 input terminals, the second input terminal of the nand gate includes 1 input terminal, wherein the n-1 input terminals of the first input terminal of the answering unit 102 are respectively connected with the second output terminals of the flip-flops of the other n-1 answering units 102
Figure BDA0002119120570000034
And (4) connecting.
The circuit principle of each racing unit 102 is the same, and the description is omitted here.
In some embodiments, the nand gate may be 74LS20 or 74LS 133. Specifically, the selection may be made according to the number of the answering units 102. The 74LS20 is a 4-input NAND gate, and the 74LS20 can be selected when the number of the answering units is not more than 4. The 74LS133 is a 13-input NAND gate, and the 74LS133 can be selected when the number of the answering units is not more than 13. It should be clear to those skilled in the art that when the number of the quiz cells is so large that a single existing nand device cannot meet the requirement, the expansion can be realized by a plurality of nand devices. When the number of the first-answer units is smaller than that of the single NAND gate input ends of the NAND gate devices, the vacant input end of the single NAND gate is connected with a high level.
In some embodiments, the trigger may be a 74LS112JK trigger or a 74LS74D trigger.
The intelligent answering machine is provided with at least two answering units, each answering unit comprises a first resistor, an answering key, a NAND gate, a trigger and a light-emitting diode, interlocking can be achieved among the answering units, and the light-emitting diodes corresponding to the first player pressing the answering key are guaranteed to emit light and are seen by a panel board. Meanwhile, the control unit is arranged to clear the system before answering every time, and the power supply unit is used for supplying power to each answering unit and the control unit. The novel intelligent answering machine is simple in structure, low in cost and easy to maintain, and can meet the requirement of answering in daily knowledge competitions.
In some embodiments, the answering unit 102 further comprises a second resistor R12. The second resistor R12Is connected to a first output Q of the flip-flop FFA, the second resistor R12Through said light emitting diode D1Grounding; as can be appreciated, the light emitting diode D1And the second resistor R12Is connected to the second terminal of the light emitting diode D1The cathode of (2) is grounded.
Or the second resistance R12Through said light emitting diode D1And the flip-flopThe first output end Q of the FFA is connected, and the second resistor R12The second terminal of (1) is grounded; as can be appreciated, the light emitting diode D1Is connected with the first output terminal Q of the flip-flop FFA, the light emitting diode D1And the second resistor R12Is connected to the first end of the first housing. For example, the second resistor R12And a light emitting diode D1The positional relationship (2) may be as shown in FIG. 2, or the positions of the two may be interchanged.
A second resistor R12For being light-emitting diodes D1Current limiting and improvement of LED D1The service life of (2). At the same time, the second resistor R can also be used12Flexible regulation of light-emitting diodes D1The brightness of (2).
In some embodiments, the control unit 103 comprises: control key S and third resistor R3；
The first end of the control key S is grounded, and the second end of the control key S passes through the third resistor R3With the positive output VCC of the power supply unit 101, the control button S with the third resistor R3Is connected to the reset terminal of the flip-flop of each of the answering units 102. Before answering questions each time, the competition host presses the control key S to reset each answering unit, and the reset end of the trigger of each answering unit
Figure BDA0002119120570000041
And when the voltage is low level, each trigger is reset, the output end Q of each trigger is low level, and the light-emitting diode does not emit light.
In some embodiments, the control key S comprises a first toggle switch.
In some embodiments, the intelligent responder further comprises an alarm unit, wherein the alarm unit comprises a buzzer BU and a triode Q1；
The triode Q1The base of which is connected with the reset end of the trigger of each answering unit 102, and the triode Q1Is connected with the positive output terminal VCC of the power supply unit 101 through a buzzer BU, the triode Q1Collector electrode ofAnd (3) ground. Each answering unit needs to be reset before answering, and when the answering unit is reset, the reset end of the trigger of each answering unit is reset
Figure BDA0002119120570000051
At a low level, a triode Q1And when the device is turned on, the buzzer BU sounds to prompt each player to answer the question.
In some embodiments, the alarm unit further comprises a fourth resistor R4(ii) a Wherein, the triode Q1Through the fourth resistor R4Grounding; or the buzzer BU passes through the fourth resistor R4Is connected with a positive output end VCC of the power supply unit 101; or the buzzer BU passes through the fourth resistor R4And the triode Q1Are connected. A fourth resistor R4The device is used for limiting the working current of the buzzer BU and prolonging the service life of the buzzer BU.
In some embodiments, the output voltage of the power supply unit 101 is + 5V. The working requirements of devices such as a trigger, a NAND gate and a buzzer can be met.
In some embodiments, the first click button comprises a second jog switch.
Specifically, taking four answering units as an example, a circuit schematic diagram and a working process of the intelligent answering machine will be described in detail with reference to fig. 2. Each of the answering units 102 has the same structure, and for the convenience of distinguishing, the components with the same parameters and functions in different answering units 102 are respectively numbered. In addition, in order to facilitate distinguishing the answering units 102, the answering units 102 in fig. 2 are named as a first answering unit, a second answering unit, a third answering unit and a fourth answering unit from left to right in sequence.
In the first answering unit, the setting end of the trigger FFA
Figure BDA0002119120570000052
The reset end of the flip-flop FFA is connected with the output end of the NAND gate A
Figure BDA0002119120570000053
And a third resistor R3Connected with the crossing point of the control key S, the first output end Q of the trigger FFA passes through the light emitting diode D1And a second resistor R12Ground, second output terminal of flip-flop FFA
Figure BDA00021191205700000610
The first input ends of the NAND gates B, C and D are respectively connected; answering key SAThe first end of the second switch is connected with VCC, and S of the first answer keyAThrough a first resistor R11Grounding and answering key SAAnd a first resistor R11Is connected with the second input end of the NAND gate A, and the other three input ends of the NAND gate A are respectively connected with the second output end of the flip-flop FFB
Figure BDA00021191205700000611
Second output terminal of flip-flop FFC
Figure BDA0002119120570000061
And a second output terminal of the flip-flop FFD
Figure BDA0002119120570000062
And (4) connecting. And the other three input ends of the NAND gate A are first input ends of the NAND gate A. It should be understood that the first input and the second input of the nand gate of each of the racing units 102 are only used for distinguishing purposes, and are not limited to a specific input or specific inputs of the nand gate elements in practical applications.
Similarly, the schematic diagrams of the second answering unit, the third answering unit and the fourth answering unit are the same as the first answering unit, and are not described herein again.
The first end of the control key S is grounded, and the second end passes through the third resistor R3Is connected with VCC, controls the key S and the third resistor R3Are respectively connected with the reset end of the trigger FFA
Figure BDA0002119120570000063
Reset terminal of trigger FFB
Figure BDA0002119120570000064
Reset terminal of trigger FFC
Figure BDA00021191205700000612
And reset terminal of trigger FFD
Figure BDA0002119120570000065
And (4) connecting.
Four players taking part in the quiz control one key per person, namely the quiz key SA、SB、SCAnd SDThe competition host controls the control key S by pressing the key to send a racing signal.
The competition host presses the control button S and the triggers before setting questions each time
Figure BDA0002119120570000066
End low level reset, Q ends of triggers FFA, FFB, FFC and FFD are 0, and a light emitting diode D1、D2、D3And D4Are not lighted; second output terminals of flip-flops FFA, FFB, FFC, and FFD
Figure BDA0002119120570000067
High, i.e. 3 inputs of 4 nand gates are high and 1 input is low.
When the competition host issues a race-to-answer command, the 4 players begin to race to answer, for example, if the race-to-answer button SAFirstly, the voltage is pressed, at the moment, all 4 input ends of the NAND gate A are in high level, the output of the NAND gate A is in low level, namely, the set end of the flip-flop FFA
Figure BDA0002119120570000068
The active level is low level, the flip-flop FFA is set to 1 state, i.e. the first output end Q of the flip-flop FFA is high level, the light emitting diode D1And lightening to prompt the player to answer successfully. At the same time, a second output terminal of the flip-flop FFA
Figure BDA0002119120570000069
Is low level, therefore, the input ends of the NAND gate B, the NAND gate C and the NAND gate D have low level, no matter the key S is answeredB、SCAnd SDIf the touch screen is pressed down, the output of the NAND gate B, the output of the NAND gate C and the output of the NAND gate D are all high level, the flip-flops FFB, FFC and FFD are set to be in 0 state, the Q ends of the flip-flops FFB, FFC and FFD are 0, and the flip-flops FFB, FFC and FFD correspond to the light emitting triode D2、D3And D4All three are not lighted, and the other three answering units are locked.
When the next question is answered, the competition host presses the control key S again, and each answering unit is reset to answer the question again.
The principle of the intelligent responder is described with reference to fig. 3, taking two responder units as an example.
As above, since the circuit schematic diagrams of the respective answering units are the same, the schematic diagrams of the intelligent answering machines of the two answering units are not repeated here.
One of the answering buttons SAOr SBIs pressed down, and then the corresponding light emitting diode D1Or D2And when the competition host is lightened, the other answering unit is locked and can not answer until the competition host presses the control key S to reset each answering unit.
An embodiment of the utility model provides an electronic equipment, including the intelligence in the above embodiment answer a question the ware.
The embodiment of the utility model provides a table of racing to be the first to answer a question still is provided, including the intelligence ware of racing to be the first to answer a question in the above embodiment.
The above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims (10)

1. An intelligent responder, comprising:
at least two answering units used for realizing interlocking and outputting answering results when answering; after any one of the answering units outputs answering signals to other answering units, the other answering units are locked;
the control unit is used for generating a reset signal, and the reset signal is used for controlling the answering unit to reset; and
the power supply unit is used for supplying power to the answering unit and the control unit;
the answering unit comprises a first resistor, an answering key, an NAND gate, a trigger and a light emitting diode;
the position end of the trigger is connected with the output end of the NAND gate, the reset end of the trigger is connected with the control unit, the first output end of the trigger is grounded through the light-emitting diode, and the second output end of the trigger is connected with the first input ends of the NAND gates of other answering units;
the first end of the first answering key is connected with the positive output end of the power supply unit, the second end of the first answering key is grounded through the first resistor, and the connecting point of the first answering key and the first resistor is connected with the second input end of the NAND gate.
2. The intelligent responder according to claim 1, wherein said responder unit further comprises a second resistor;
the first end of the second resistor is connected with the first output end of the trigger, and the second end of the second resistor is grounded through the light emitting diode; or
The first end of the second resistor is connected with the first output end of the trigger through the light emitting diode, and the second end of the second resistor is grounded.
3. The intelligent responder according to claim 1, wherein said control unit comprises: a control key and a third resistor;
the first end of the control key is grounded, the second end of the control key is connected with the positive output end of the power supply unit through the third resistor, and the connecting point of the control key and the third resistor is connected with the reset end of the trigger.
4. The intelligent responder according to claim 3, wherein said control buttons include a first toggle switch.
5. The intelligent responder according to claim 1, further comprising an alarm unit, said alarm unit comprising a buzzer and a triode;
the base electrode of the triode is connected with the reset end of the trigger, the emitting electrode of the triode is connected with the positive output end of the power supply unit through the buzzer, and the collecting electrode of the triode is grounded.
6. The intelligent responder according to claim 5, wherein said alarm unit further comprises a fourth resistor;
the collector of the triode is grounded through the fourth resistor; or
The buzzer is connected with the positive output end of the power supply unit through the fourth resistor; or
And the buzzer is connected with the emitting electrode of the triode through the fourth resistor.
7. The intelligent responder according to any one of claims 1 to 6, characterized in that the output voltage of the power supply unit is + 5V.
8. The intelligent responder according to any one of claims 1 to 6, wherein said responder key comprises a second jog switch.
9. An electronic device, characterized in that it comprises an intelligent responder according to any one of claims 1 to 8.
10. A quiz table comprising an intelligent quiz apparatus as claimed in any one of claims 1 to 8.
CN201921037917.3U 2019-07-04 2019-07-04 Intelligent answering machine, electronic equipment and answering table Active CN210155787U (en)

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Application Number Priority Date Filing Date Title
CN201921037917.3U CN210155787U (en) 2019-07-04 2019-07-04 Intelligent answering machine, electronic equipment and answering table

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