CN215449940U - Novel electronic cradle control circuit - Google Patents

Novel electronic cradle control circuit Download PDF

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Publication number
CN215449940U
CN215449940U CN202121877158.9U CN202121877158U CN215449940U CN 215449940 U CN215449940 U CN 215449940U CN 202121877158 U CN202121877158 U CN 202121877158U CN 215449940 U CN215449940 U CN 215449940U
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China
Prior art keywords
control chip
pin
cradle
control
motor
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CN202121877158.9U
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Chinese (zh)
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陈瑞池
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Chen Ruichi
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Chen Ruichi
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Abstract

The utility model provides a novel electronic cradle control circuit which comprises a control chip U1, wherein an RC oscillator is arranged in the control chip U1, an RC pin of the control chip U1 is connected with a potentiometer R1, the oscillation frequency of the RC oscillator arranged in the control chip U1 is adjusted, the control chip U1 is connected with a motor of a cradle, and the control chip U1 outputs a driving signal to the motor to control the shaking speed of the cradle. According to the cradle, the control on the rotating speed of the motor of the cradle is realized through the connection of the built-in RC oscillator of the control chip U1 and the potentiometer R1 and the control on the oscillation frequency of the built-in RC oscillator of the control chip U1, the wiring is simple, and the control accuracy of the cradle is improved; the control chip U1 is connected with the timing input detection device, so that the timing input detection device detects the timing input voltage of the control chip U1, and the safety of the cradle is improved.

Description

Novel electronic cradle control circuit
Technical Field
The utility model relates to the technical field of cradle control circuits, in particular to a novel electronic cradle control circuit.
Background
In the prior art, the cradle control circuit generally adopts an external oscillator to adjust the cradle speed, so that the cradle speed adjusting precision is poor, the working circuit is complicated in wiring and is not easy to assemble.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a novel electronic cradle control circuit with simple wiring, controllable cradle speed and timing detection.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a novel electronic cradle control circuit, includes control chip U1, the built-in RC oscillator of control chip U1, potentiometre R1 is connected to control chip U1's RC pin, realizes the regulation to the oscillation frequency of the built-in RC oscillator of control chip U1, control chip U1 is connected with the motor of cradle, control chip U1 is to motor output drive signal, realizes the control to the rocking speed of cradle.
Pin 7 of control chip U1 connects the one end of third resistance R3, the one end of first electric capacity C1 and triode Q3's base are connected to the other end of third resistance R3, the other end of first electric capacity C1 is connected to triode Q3's projecting pole, the one end of motor M1 is connected to triode Q3's collecting electrode, the other end of motor M1 is connected +12V power, realizes the control to the motor.
Pin 7 of control chip U1 still connects the one end of fourth resistance R4, the positive pole of second emitting diode LED2 is connected to the other end of fourth resistance R4, the negative pole of second emitting diode LED2 connects the other end of first electric capacity C1, the negative pole and the ground connection of first emitting diode LED1, the one end of sixth resistance R6 is connected to the positive pole of first emitting diode LED1, the other end of sixth resistance R6 is connected +12V power.
And a pin 4 of the control chip U1 is connected with a timing input detection device to realize the detection of the timing input voltage of the control chip U1.
And a pin 6 of the control chip U1 is connected with one end of a switch K, and the other end of the switch K is connected with the cathode of the second light-emitting diode LED2 and the ground for controlling the on-off of the control chip U1.
The port 2 and the port 1 of the potentiometer R1 that pin 2 of the control chip U1 is connected, the port 3 of the potentiometer R1 is connected with one end of a fifth resistor R5, the other end of the fifth resistor R5 is connected with pin 1 of the control chip U1, and the adjustment of the input voltage of the control chip U1 is realized.
The pin 2 of the control chip U1 is also connected to one end of a third capacitor C3, and the other end of the third capacitor C3 is connected to the pin 8 of the control chip U1 and ground.
The pin 1 of the control chip U1 is also connected to one end of a second capacitor C2, and the other end of the second capacitor C2 is connected to the pin 8 of the control chip U1 and ground.
Preferably, the pin 2 of the control chip U1 detects the voltage adjusted by the potentiometer R1, the control chip U1 converts the voltage signal into a digital signal to adjust the oscillation frequency of an RC oscillator built in the control chip U1, the control chip U1 outputs a PWM signal of 0.7 to 2.5Hz and transmits the PWM signal to the motor through the triode Q3 to control the rotation speed of the motor, thereby adjusting the cradle speed.
Preferably, a timing input detector is connected to the pin 4 of the control chip U1, a clock is built in the control chip U1 to set a detection time, and when the set detection time is reached, the control chip U1 outputs a predetermined voltage signal to the timing input detector, thereby detecting the timing input voltage of the control chip U1.
The utility model has the advantages and positive effects that:
(1) according to the cradle, the RC oscillator built in the control chip U1 is connected with the potentiometer R1, the oscillation frequency of the RC oscillator built in the control chip U1 is controlled, the rotating speed of the motor of the cradle is controlled, wiring is simple, and the accuracy of controlling the cradle is improved.
(2) The cradle is connected with the timing input detection device through the control chip U1, so that the timing input detection device detects the timing input voltage of the control chip U1, and the safety of the cradle is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is an overall circuit schematic diagram of a novel electronic cradle control circuit of the present invention.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the present invention provides a novel electronic cradle control circuit, which includes a control chip U1, an RC oscillator built in the control chip U1, an RC pin of the control chip U1 connected to a potentiometer R1 to adjust the oscillation frequency of the RC oscillator built in the control chip U1, the control chip U1 connected to a motor of the cradle, and the control chip U1 outputting a driving signal to the motor to control the shaking speed of the cradle.
Pin 7 of control chip U1 connects the one end of third resistance R3, the one end of first electric capacity C1 and triode Q3's base are connected to the other end of third resistance R3, the other end of first electric capacity C1 is connected to triode Q3's projecting pole, the one end of motor M1 is connected to triode Q3's collecting electrode, the other end of motor M1 is connected +12V power, realizes the control to the motor.
Pin 7 of control chip U1 still connects the one end of fourth resistance R4, the positive pole of second emitting diode LED2 is connected to the other end of fourth resistance R4, the negative pole of second emitting diode LED2 connects the other end of first electric capacity C1, the negative pole and the ground connection of first emitting diode LED1, the one end of sixth resistance R6 is connected to the positive pole of first emitting diode LED1, the other end of sixth resistance R6 is connected +12V power.
And a pin 4 of the control chip U1 is connected with a timing input detection device to realize the detection of the timing input voltage of the control chip U1.
And a pin 6 of the control chip U1 is connected with one end of a switch K, and the other end of the switch K is connected with the cathode of the second light-emitting diode LED2 and the ground for controlling the on-off of the control chip U1.
The port 2 and the port 1 of the potentiometer R1 that pin 2 of the control chip U1 is connected, the port 3 of the potentiometer R1 is connected with one end of a fifth resistor R5, the other end of the fifth resistor R5 is connected with pin 1 of the control chip U1, and the adjustment of the input voltage of the control chip U1 is realized.
The pin 2 of the control chip U1 is also connected to one end of a third capacitor C3, and the other end of the third capacitor C3 is connected to the pin 8 of the control chip U1 and ground.
The pin 1 of the control chip U1 is also connected to one end of a second capacitor C2, and the other end of the second capacitor C2 is connected to the pin 8 of the control chip U1 and ground.
In an embodiment, the pin 2 of the control chip U1 detects the voltage adjusted by the potentiometer R1, the control chip U1 converts the voltage signal into a digital signal to adjust the oscillation frequency of an RC oscillator built in the control chip U1, the control chip U1 outputs a PWM signal of 0.7 to 2.5Hz and transmits the PWM signal to the motor through the triode Q3 to control the rotation speed of the motor, thereby adjusting the cradle speed.
In the embodiment, a timing input detection device is connected with the pin 4 of the control chip U1, a clock is arranged in the control chip U1 to set the detection time, and when the set detection time is reached, the control chip U1 outputs a given timing input detection device voltage signal to realize the detection of the timing input voltage of the control chip U1.
The working principle and the working process of the utility model are as follows:
when timing detection is required:
the control chip U1 is internally provided with a clock for setting the detection completion time, when the set detection time is reached, the control chip U1 outputs a given voltage signal to the timing input detection device, and the timing input voltage of the control chip U1 is detected;
when the cradle needs to be adjusted:
the control adjusts potentiometre R1, control chip U1 detects the voltage after potentiometre R1 is adjusted, control chip U1 converts voltage signal into digital signal, realize the regulation to the oscillation frequency of the built-in RC oscillator of control chip U1, control chip U1 output 0.7 ~ 2.5Hz PWM signal again through triode Q3 transmission for the motor, realize the control to the rotational speed of motor, and then realized the regulation to cradle speed.
The utility model is characterized in that: the control of the rotating speed of the motor of the cradle is realized by connecting the built-in RC oscillator of the control chip U1 with the potentiometer R1 and controlling the oscillation frequency of the built-in RC oscillator of the control chip U1, the wiring is simple, and the control accuracy of the cradle is improved; the control chip U1 is connected with the timing input detection device, so that the timing input detection device detects the timing input voltage of the control chip U1, and the safety of the cradle is improved.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.

Claims (8)

1. The utility model provides a novel electronic cradle control circuit, its characterized in that, includes control chip U1, the built-in RC oscillator of control chip U1, potentiometre R1 is connected to control chip U1's RC pin, realizes the regulation to the oscillation frequency of the built-in RC oscillator of control chip U1, control chip U1 is connected with the motor of cradle, control chip U1 exports drive signal to the motor, realizes the control to the rocking speed of cradle.
2. The novel electronic cradle control circuit according to claim 1, characterized in that pin 7 of the control chip U1 is connected to one end of a third resistor R3, the other end of the third resistor R3 is connected to one end of a first capacitor C1 and the base of a transistor Q3, the emitter of the transistor Q3 is connected to the other end of the first capacitor C1, the collector of the transistor Q3 is connected to one end of a motor M1, and the other end of the motor M1 is connected to a +12V power supply, so as to control the motor.
3. The novel electronic cradle control circuit according to claim 2, characterized in that pin 7 of the control chip U1 is further connected to one end of a fourth resistor R4, the other end of the fourth resistor R4 is connected to the anode of a second light emitting diode LED2, the cathode of the second light emitting diode LED2 is connected to the other end of a first capacitor C1, the cathode of a first light emitting diode LED1 and ground, the anode of the first light emitting diode LED1 is connected to one end of a sixth resistor R6, and the other end of the sixth resistor R6 is connected to a +12V power supply.
4. The novel electronic cradle control circuit according to claim 3, characterized in that pin 4 of the control chip U1 is connected with a timing input detection device to realize the detection of the timing input voltage of the control chip U1.
5. The novel electronic cradle control circuit according to claim 4, characterized in that pin 6 of the control chip U1 is connected to one end of a switch K, and the other end of the switch K is connected to the negative electrode of the second LED2 and the ground for controlling the on/off of the control chip U1.
6. The novel electronic cradle control circuit according to claim 5, characterized in that the pin 2 of the control chip U1 is connected with the port 2 and the port 1 of the potentiometer R1, the port 3 of the potentiometer R1 is connected with one end of a fifth resistor R5, and the other end of the fifth resistor R5 is connected with the pin 1 of the control chip U1, so as to realize the adjustment of the input voltage of the control chip U1.
7. The novel electronic cradle control circuit according to claim 6, characterized in that pin 2 of the control chip U1 is further connected to one end of a third capacitor C3, and the other end of the third capacitor C3 is connected to pin 8 of the control chip U1 and ground.
8. The novel electronic cradle control circuit according to claim 7, characterized in that pin 1 of the control chip U1 is further connected to one end of a second capacitor C2, and the other end of the second capacitor C2 is connected to pin 8 of the control chip U1 and ground.
CN202121877158.9U 2021-08-11 2021-08-11 Novel electronic cradle control circuit Active CN215449940U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121877158.9U CN215449940U (en) 2021-08-11 2021-08-11 Novel electronic cradle control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121877158.9U CN215449940U (en) 2021-08-11 2021-08-11 Novel electronic cradle control circuit

Publications (1)

Publication Number Publication Date
CN215449940U true CN215449940U (en) 2022-01-07

Family

ID=79693507

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121877158.9U Active CN215449940U (en) 2021-08-11 2021-08-11 Novel electronic cradle control circuit

Country Status (1)

Country Link
CN (1) CN215449940U (en)

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