CN108258939A - A kind of decompression potted landscape device based on 1/f noise - Google Patents

A kind of decompression potted landscape device based on 1/f noise Download PDF

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Publication number
CN108258939A
CN108258939A CN201810083357.9A CN201810083357A CN108258939A CN 108258939 A CN108258939 A CN 108258939A CN 201810083357 A CN201810083357 A CN 201810083357A CN 108258939 A CN108258939 A CN 108258939A
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China
Prior art keywords
noise
magnet
stepper motor
port
signal
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CN201810083357.9A
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Chinese (zh)
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CN108258939B (en
Inventor
周丰
韦玉
钱丽娜
周妍黎
张衡
陈润楚
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Changzhou Campus of Hohai University
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Changzhou Campus of Hohai University
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N15/00Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/14Arrangements for controlling speed or speed and torque
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03BGENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B29/00Generation of noise currents and voltages

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Control Of Ac Motors In General (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

The invention discloses a kind of decompression potted landscape devices based on 1/f noise, including potting, it is characterized in that, further include the first magnet, base housing, second magnet, support plate, cam, stepper motor, control circuit and 1/f noise generator, first magnet is embedded in the bottom of potting, second magnet is placed in base housing central upper, and horizontal direction is fixed, the lower part of second magnet is fixedly connected with the support plate for being used to support the second magnet, the lower removable of support plate is connected with cam, the cam is mounted on stepper motor bearing, the stepper motor is connected with control circuit, the 1/f noise generator is connected with control circuit.Advantage:It is simply, direct and without side-effects by way of being released stress appreciating potting campaign.With magnetic levitation technology in landscape device, not only with artistic appreciation, with more interactivity, the emotional experience of user can be enhanced, the psychology of people is made to take comfort and releive.

Description

A kind of decompression potted landscape device based on 1/f noise
Technical field
The present invention relates to it is a kind of can fatigue-relieving, the mental health that minds at rest, enhances intelligent landscape device, particularly The potted landscape for having magnetic suspension function based on 1/f noise.
Background technology
Today's society develops rapidly, and the competitive pressure of people is growing day by day, and constantly overdraw spirit and muscle power become life With the normality of work.In such circumstances, it can not only cause the anxiety of people, also result in all kinds of spirit such as depression, insomnia The generation of disease.Long-term stress can make the hippocampus atrophy of human brain, cause amnesia, and such illness has increasingly year The trend gently changed, the health of serious threat people and life happiness.
1/f noise is the general name of the power spectrum swing proportional to the inverse of vibration number f, and also referred to as 1/f is fluctuated.Research hair Existing, 1/f noise is prevalent in nature, and claps the signal of organism such as period with α E.E.G of the people in peace and quiet and the heart Variation rule matches.When people touch 1/f fluctuations, it can each with human body organ-tissue cell harmonious resonance occurs, especially The effects that it is to head and musculature cell, the ability that exciting human heals automatically adjust the imbalance of physiology and spirit, make one Experience naturally it is quiet, releive, brain is loosened, so as to prevent the generation of mental disease.
Invention content
The technical problems to be solved by the invention are the defects of overcoming the prior art, are provided a kind of based on 1/f noise magnetcisuspension The decompression potted landscape device that transportation by driving moves alleviates the psychological condition of people's anxiety anxiety.
In order to solve the above technical problems, the present invention provides a kind of decompression potted landscape device based on 1/f noise, including potting, It is characterized in that further include the first magnet, base housing, the second magnet, support plate, cam, stepper motor, control circuit and 1/f Noise generator, first magnet are embedded in the bottom of potting, and the second magnet is placed in base housing central upper, and level side To fixation, the lower part of second magnet is fixedly connected with the support plate for being used to support the second magnet, the lower removable of support plate Cam is connected with, the cam is mounted on stepper motor bearing, and the stepper motor is connected with control circuit, and the 1/f makes an uproar Acoustic generator is connected with control circuit.
Further, second magnet uses permanent magnet, the weight of first magnet and the repulsive force of the second magnet Error is not more than 0.1g, and the position relationship between first magnet and the second magnet is opposite for the same sex.
Further, the 1/f noise generator recycles pink noise to slide flat by sample collection white noise signal Equal model is filtered white noise processing, generates 1/f noise signal, then generate 1/f noise electric signal by analog-digital converter, The 1/f noise electric signal is connected by input port with control circuit.
Further, the output voltage of the stepper motor is changed with the frequency of 1/f noise electric signal, make the second magnet with The potting is moved with 1/f rules.
Further, it is calculated the maximum value of inputted 1/f noise electric signal by round-robin algorithm, then from being inputted 1/f noise electric signal in every 1/30 second extraction signal value size compared with the maximum value of 1/f noise electric signal, obtain To ratio be multiplied by the maximum output voltage that stepper motor can export, obtain voltage to the end and output, by cycle calculations this Process, finally using 10 seconds as a cycle output voltage values.
Further, the control circuit includes MCU, IC chip and button switch, and the MCU includes simulation input port A0, A1, A2, A3 and A4, the digital pin D1 of input pattern, simulation output port D2, D3, D4 and D5, power port and ground connection Port, the IC chip include input port in1, in2, in3 and in4, output port out1, out2, out3 and out4, GND Grounding ports and the COM port exchanged for SERIAL BINARY DATA between data terminal equipment and data communications equipment, it is described For MCU for acquiring signal, and control output analog signal, the IC chip is described for will be exported after the Current amplifier of input Stepper motor uses single-stage stepper motor, by the A0 ports of 1/f noise electric signal input MCU, the connection of button switch one end D1 ports, the other end connect the power port, and connect the GND ports of access MCU after a pull down resistor;The D2 of MCU, D3, D4, D5 port are connected respectively to in1, in2, in3, in4 port of IC;Output port out1, out2, out3, out4 of IC Single-stage 4 groups of windings of stepper motor are connected respectively, and the COM port of IC is connected after the other two groups of winding parallels of single-stage stepper motor;IC COM port be connected with inductive load anode.
Further, the round-robin algorithm is extracted a signal value from the 1/f noise electric signal inputted, is assigned Set variable max, max is given to represent maximum signal level.A signal value and the signal of extraction for the first time are extracted every 1/50s Value max makes comparisons, and next signal value is extracted if max is bigger and is compared, and otherwise makees the signal value of this extraction Assign max for current maximum value, substitute original numerical value, after comparing completion each time, and again to next signal value into Row extraction, and compare again, within the time of a cycle, cycle is compared, and the max finally obtained is maximum value.
The advantageous effect that the present invention is reached:
It is simply, direct and without side-effects by way of being released stress appreciating potting campaign.Magnetic is used in landscape device Suspension technology not only with artistic appreciation, with more interactivity, can enhance the emotional experience of user, obtain the psychological of people To comfort with releiving.
Description of the drawings
Fig. 1 is the device of the invention schematic diagram;
Fig. 2 is the 1/f noise signal generating process block diagram of the present invention;
Fig. 3 is the electric operation control circuit figure of the present invention.
Attached drawing meaning:1st, base housing;2nd, cam;3rd, stepper motor;4th, the second magnet;5th, support plate;6th, control circuit; 7th, the first magnet;8th, potting.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention Technical solution, and be not intended to limit the protection scope of the present invention and limit the scope of the invention.
As shown in Figure 1, a kind of decompression potted landscape device based on 1/f noise, including potting 8, it is characterized in that, further include first Magnet 7, base housing 1, the second magnet 4, support plate 5, cam 2, stepper motor 3, control circuit 6 and 1/f noise generator, institute The bottom that the first magnet 7 is embedded in potting 8 is stated, the second magnet 4 is placed in 1 central upper of base housing, and horizontal direction is fixed, institute The lower part for stating the second magnet 4 is fixedly connected with the support plate 5 for being used to support the second magnet 4, and the lower removable of support plate 5 is connected with Cam 2, the cam 2 are mounted on 3 bearing of stepper motor, and the stepper motor 3 is connected with control circuit 6, the 1/f noise Generator is connected with control circuit 6.
In the present embodiment, second magnet 4 uses permanent magnet, the weight of first magnet 7 and the row of the second magnet 4 Repulsion error is not more than 0.1g, and the position relationship between 7 and second magnet 4 of the first magnet is opposite for the same sex.
In the present embodiment, as shown in Fig. 2, the 1/f noise generator recycles powder by sample collection white noise signal Red noise moving average model is filtered white noise processing, generates 1/f noise signal, then generate 1/ by analog-digital converter F noise electric signals, the 1/f noise electric signal are connected by input port with control circuit.
In the present embodiment, the output voltage of the stepper motor 3 is changed with the frequency of 1/f noise electric signal, makes the second magnetic Iron 4 is moved with the potting 8 with 1/f rules.
In the present embodiment, the maximum value of inputted 1/f noise electric signal is calculated by round-robin algorithm by the MCU, Again every the signal value size of extraction in 1/30 second and the maximum of 1/f noise electric signal from the 1/f noise electric signal inputted Value compares, and obtained ratio is multiplied by the maximum output voltage that stepper motor can export, and obtains voltage to the end and output, passes through This process of cycle calculations finally obtains the voltage value of 10 seconds as a cycle and constantly recycles.
In the present embodiment, as shown in figure 3, the control circuit 6 includes MCU, IC chip and button switch.The MCU is Arduino UNO, the IC are ULN2003.The MCU includes simulation input port A0, A1, A2, A3 and A4, input pattern Digital pin D1, simulation output port D2, D3, D4 and D5, power port and grounding ports, the IC chip include input port In1, in2, in3 and in4, output port out1, out2, out3 and out4, GND grounding ports and for data terminal equipment and The COM port that SERIAL BINARY DATA exchanges between data communications equipment.The MCU is used to acquire signal, and control output mould Intend signal.The IC is used to export after the Current amplifier of input.The stepper motor uses single-stage stepper motor, by described 1/ F noises electric signal inputs the A0 ports of MCU, button switch one end connection D1 ports, and the other end connects the power port, and even Connect the GND ports that MCU is accessed after a pull down resistor;D2, D3, D4, D5 port of MCU be connected respectively to IC in1, in2, In3, in4 port;Output port out1, out2, out3, out4 of IC connects 4 groups of windings of single-stage stepper motor, single-stage step respectively The COM port of IC is connected after the other two groups of winding parallels of stepper motor;The COM port of IC is connected with inductive load anode.This circuit The variation of 1/f noise value of electrical signals inputted is simulated, the voltage power for being output to stepper motor is controlled, from And change motor speed, the velocity variations of control device elevating movement.The control circuit connection mode is easy to learn, has very strong Operability can control the signal of input by programming technique, change the shortcomings that original technology complexity is difficult to control.
The course of work:
After the 1/f electric signals generated shown in Fig. 2 are inputted the control circuit of Fig. 2, using switch, control stepper motor 3 is believed with 1/f The rotation of number rule.The cam 2 coaxial with stepper motor 3 rotates simultaneously, and cam 2 drives the support plate 5 that is flexibly connected with it and the Two magnet 4 move up and down,
What the change in location of the second magnet 4 movement broke script stablizes maglev state, and the magnetic force by the first magnet 7 is caused to hang Floating potting 8 generates movement in vertical direction.Final potting 8 makees magnetic suspension movement up and down with 1/f vibration frequencies, allows audience glad Loosened while reward.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, several improvement and deformation can also be made, these are improved and deformation Also it should be regarded as protection scope of the present invention.

Claims (7)

1. a kind of decompression potted landscape device based on 1/f noise, including potting, it is characterized in that, further include the first magnet, base shell Body, the second magnet, support plate, cam, stepper motor, control circuit and 1/f noise generator, first magnet are embedded in basin The bottom of cultivation, the second magnet is placed in base housing central upper, and horizontal direction is fixed, and the lower part of second magnet, which is fixed, to be connected The support plate for being used to support the second magnet is connected to, the lower removable of support plate is connected with cam, and the cam is mounted on stepping electricity On machine bearing, the stepper motor is connected with control circuit, and the 1/f noise generator is connected with control circuit.
2. a kind of decompression potted landscape device based on 1/f noise according to claim 1, it is characterized in that, second magnet Using permanent magnet, the weight of first magnet and the repulsive force error of the second magnet no more than 0.1g, first magnet and Position relationship between second magnet is opposite for the same sex.
3. a kind of decompression potted landscape device based on 1/f noise according to claim 1, it is characterized in that, the 1/f noise hair Raw device recycles pink noise moving average model to be filtered processing to white noise, life by sample collection white noise signal 1/f noise electric signal is generated into 1/f noise signal, then by analog-digital converter, the 1/f noise electric signal passes through input port It is connected with control circuit.
4. a kind of decompression potted landscape device based on 1/f noise according to claim 3, it is characterized in that, the stepper motor Output voltage changed with the frequency of 1/f noise electric signal, the second magnet is made to be moved with the potting with 1/f rules.
5. a kind of decompression potted landscape device based on 1/f noise according to claim 4, it is characterized in that, pass through round-robin algorithm The maximum value of inputted 1/f noise electric signal is calculated, then was carried from the 1/f noise electric signal inputted every 1/30 second A signal value size is taken compared with the maximum value of 1/f noise electric signal, obtained ratio is multiplied by what stepper motor can export Maximum output voltage obtains voltage to the end and output, finally defeated using 10 seconds as a cycle by this process of cycle calculations Go out voltage value.
6. a kind of decompression potted landscape device based on 1/f noise according to claim 3, it is characterized in that, the control circuit Including MCU, IC chip and button switch, the MCU includes simulation input port A0, A1, A2, A3 and A4, the number of input pattern Word stitch D1, simulation output port D2, D3, D4 and D5, power port and grounding ports, the IC chip include input port In1, in2, in3 and in4, output port out1, out2, out3 and out4, GND grounding ports and for data terminal equipment and The COM port that SERIAL BINARY DATA exchanges between data communications equipment, the MCU are used to acquire signal, and control output mould Intend signal, the IC chip after the Current amplifier of input for will export, and the stepper motor uses single-stage stepper motor, by institute The A0 ports of 1/f noise electric signal input MCU, button switch one end connection D1 ports are stated, the other end connects the power port, And connect the GND ports of access MCU after a pull down resistor;D2, D3, D4, D5 port of MCU be connected respectively to IC in1, In2, in3, in4 port;Output port out1, out2, out3, out4 of IC connects 4 groups of windings of single-stage stepper motor respectively, single The COM port of IC is connected after the grade other two groups of winding parallels of stepper motor;The COM port of IC is connected with inductive load anode.
7. a kind of decompression potted landscape device based on 1/f noise according to claim 5, it is characterized in that, the round-robin algorithm, A signal value is extracted from the 1/f noise electric signal inputted, set variable max, max is assigned and represents maximum letter Number value, every 1/50s extract a signal value with for the first time extract signal value max make comparisons, extracted if max is bigger Next signal value is compared, and is otherwise assigned max using the signal value of this extraction as current maximum value, is substituted original Numerical value after comparing completion each time, and again extracts next signal value, and compare again, a cycle when In, cycle is compared, and the max finally obtained is maximum value.
CN201810083357.9A 2018-01-29 2018-01-29 A kind of decompression potted landscape device based on 1/f noise Expired - Fee Related CN108258939B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201956973U (en) * 2011-04-19 2011-08-31 江苏南极星科技有限公司 White noise generator
CN103921612A (en) * 2014-03-25 2014-07-16 陈玉婷 Magnetic suspended tumbler bonsai
CN107526016A (en) * 2017-07-03 2017-12-29 吉林大学 A kind of detection method and device for semiconductor devices 1/f noise bound frequency

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201956973U (en) * 2011-04-19 2011-08-31 江苏南极星科技有限公司 White noise generator
CN103921612A (en) * 2014-03-25 2014-07-16 陈玉婷 Magnetic suspended tumbler bonsai
CN107526016A (en) * 2017-07-03 2017-12-29 吉林大学 A kind of detection method and device for semiconductor devices 1/f noise bound frequency

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