CN113839599A - Clothes hanger control circuit with wire winding positioning function, driving device and clothes hanger - Google Patents
Clothes hanger control circuit with wire winding positioning function, driving device and clothes hanger Download PDFInfo
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- CN113839599A CN113839599A CN202111128841.7A CN202111128841A CN113839599A CN 113839599 A CN113839599 A CN 113839599A CN 202111128841 A CN202111128841 A CN 202111128841A CN 113839599 A CN113839599 A CN 113839599A
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- 238000004804 winding Methods 0.000 title claims abstract description 170
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- 230000001960 triggered effect Effects 0.000 claims description 10
- 230000009123 feedback regulation Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 description 14
- 230000006870 function Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
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- 230000001052 transient effect Effects 0.000 description 7
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/14—Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/20—Controlling the acceleration or deceleration
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
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Abstract
The invention belongs to the technical field of clothes hanger accessories, and particularly relates to a clothes hanger control circuit with a winding positioning function, a driving device and a clothes hanger, wherein the clothes hanger control circuit comprises: the device comprises a processor module, a Hall sensor and a locked-rotor current acquisition module; the Hall sensor collects the number of turns of the winding motor; when the winding motor winds up to the upper limit position, locked rotor is carried out, the locked rotor current acquisition module detects locked rotor current, and the processor module records the current upper limit position as the pay-off starting position of the winding motor; the processor module obtains the current position of the clothes-horse from the pay-off initial position through the unit stroke of the number of rotation turns and the number of turns; according to the intelligent clothes airing rod, the blocking current acquisition module is matched with the processor module to acquire the pay-off initial position, and the Hall sensor acquires the number of rotation turns of the coiling motor, so that the current position of the clothes airing rod is obtained from the pay-off initial position through the number of rotation turns and the unit stroke of the number of turns, the clothes airing rod can be positioned, and the corresponding position is memorized to carry out intelligent lifting.
Description
Technical Field
The invention belongs to the technical field of clothes hanger accessories, and particularly relates to a clothes hanger control circuit with a winding positioning function, a driving device and a clothes hanger.
Background
Traditional clothes hanger that dries in air does not possess the spacing function of clothes-horse, however the electrical equipment live time has been of a specified duration, and components and parts can be ageing or break down, can go on excessively going up and down to lead to drying in the air clothes hanger to damage.
However, the traditional limiting device directly fixes the upper limiting position and the lower limiting position when leaving the factory, the upper limiting stroke and the lower limiting stroke cannot be adjusted, light can change all the year round, light in the same day can also change, if the limiting position of the clothes hanger cannot be adjusted along with time change, the airing effect is poor, and the traditional limiting device cannot be directly installed on the clothes hanger.
Therefore, there is a need to develop a new clothes drying rack control circuit, a new clothes drying rack driving device and a new clothes drying rack with a winding positioning function to solve the above problems.
Disclosure of Invention
The invention aims to provide a clothes hanger control circuit with a winding positioning function, a driving device and a clothes hanger.
In order to solve the technical problem, the invention provides a clothes hanger control circuit, which comprises: the device comprises a processor module, a Hall sensor and a locked-rotor current acquisition module, wherein the Hall sensor and the locked-rotor current acquisition module are electrically connected with the processor module; the Hall sensor is used for collecting the number of rotation turns of a winding motor for hoisting the clothes-horse; the processor module controls the winding motor to block the rotation when the winding motor is wound to the upper limit position, the locked-rotor current acquisition module detects locked-rotor current and sends the locked-rotor current to the processor module, and the processor module records the current upper limit position as the pay-off starting position of the winding motor; and the processor module obtains the current position of the clothes-horse from the pay-off initial position through the unit stroke of the number of rotation turns and the number of turns.
In one embodiment, the Hall sensor is arranged at the rotating shaft of the wire coiling motor and is coupled with the magnetic piece at the end of the rotating shaft; the Hall sensor collects the number of positive rotation turns or the number of reverse rotation turns of the rotating shaft of the winding motor and sends the number of positive rotation turns or the number of reverse rotation turns to the processor module so as to record the current position of the clothes airing rod.
In one embodiment, the clothes hanger control circuit further comprises: two emergency stop switches electrically connected with the processor module; the two emergency stop switches respectively correspond to the coiling wires at the two ends of the clothes airing rod; in the lifting process of the clothes-horse, any end of two ends of the clothes-horse is lifted to enable the corresponding winding line to be loose, then an emergency stop switch corresponding to the winding line is triggered, and the processor module controls the winding line motor to be in emergency stop.
In one embodiment, the clothes hanger control circuit further comprises: the driving chip is electrically connected with the processor module, and the relay is used for forward and reverse rotation control; the common end contact of one relay is electrically connected with the positive electrode of the winding motor, the common end contact of the other relay is electrically connected with the negative electrode of the winding motor, and the two output ends of the driving chip are respectively electrically connected with the coils of the two relays; when the processor module sends a rotation signal to the driving chip, one path of output end of the driving chip controls a coil of one relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, a coil of the other relay is electrified, then the normally closed contact of the relay is closed to form a power supply loop of the winding motor, and the winding motor rotates.
In one embodiment, a chopper circuit module is connected to the power supply circuit of the winding motor, and the chopper circuit module controls the speed regulation voltage of the winding motor to regulate the rotating speed of the winding motor.
In one embodiment, the chopper circuit module comprises a switching tube; the control end of the switching tube is electrically connected with the processor module so as to receive the PWM signal sent by the processor module; the other two ends of the switch tube are used for connecting a power supply loop of the winding motor to the ground so as to control the opening and closing state of the switch tube and change the speed regulation voltage when a control end of the switch tube obtains a PWM signal; namely, the winding motor is controlled to accelerate and pay off gradually from a standstill state or accelerate and take up gradually from the standstill state or drive the winding motor to decelerate gradually and then stop; and the clothes hanger control circuit also comprises: the sampling circuit is connected to the ground end of the switching tube; the processor module collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube.
In another aspect, the present invention provides a method for controlling a laundry rack, comprising: when the winding motor winds to the upper limit position, locked rotor is carried out, and the current upper limit position is recorded as the paying-off starting position of the winding motor according to the detected locked rotor current; and obtaining the current position of the clothes-horse through the unit stroke of the number of rotation turns and the number of turns from the setting-out starting position.
In one embodiment, the current position of the clothes-horse is recorded, the current position is used as the lower line-releasing limit of the clothes-horse, and the corresponding number of rotation turns is saved; or recording the current position of the clothes-horse, setting the current position as the habit of the user of the clothes-horse, and storing the corresponding number of rotation turns.
In a third aspect, the present invention provides a driving apparatus for a laundry rack, comprising: the installation box, be located the clothes hanger control circuit of drying in air as above in the installation box.
In a fourth aspect, the present invention provides an electric laundry rack comprising: a coiling motor and the clothes hanger control circuit.
The intelligent lifting device has the advantages that the processor module controls the winding motor to take up to the upper limit position for stalling, the stalling current acquisition module is matched with the processor module to acquire the initial position of the paying off, and the Hall sensor acquires the number of turns of the winding motor, so that the current position of the clothes drying rod is obtained from the initial position of the paying off through the unit travel of the number of turns and the number of turns, the positioning of the clothes drying rod can be realized, and the Hall sensor memorizes the corresponding position for intelligent lifting.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic block diagram of a laundry stand control circuit of the present invention;
FIG. 2 is a circuit diagram of a processor module of the present invention;
FIG. 3 is a circuit diagram of a Hall sensor of the invention;
FIG. 4 is a circuit diagram of a first scram switch of the present invention;
FIG. 5 is a circuit diagram of a second emergency stop switch of the present invention;
FIG. 6 is a circuit diagram of a driver chip of the present invention;
fig. 7 is a circuit diagram of a power supply circuit of the winding motor of the present invention;
fig. 8 is a circuit diagram of the connection terminal of the present invention;
FIG. 9 is a flowchart of a laundry rack control method of the present invention.
In the figure:
the wire winding machine comprises a processor module U1, a first emergency stop switch S1, a second emergency stop switch S2, a driving chip U4, a sampling resistor R21, a wiring terminal P3 and a wire winding motor M1.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. 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.
In this embodiment, as shown in fig. 1 to 8, the present embodiment provides a clothes rack control circuit, which includes: the processor module U1, and a Hall sensor and a locked-rotor current acquisition module which are electrically connected with the processor module U1; the Hall sensor is used for collecting the number of rotation turns of a winding motor M1 for hoisting the clothes-horse; the processor module U1 controls the wire coiling motor M1 to block rotation when the wire coiling motor M1 is wound to the upper limit position, the block rotation current acquisition module detects block rotation current and sends the block rotation current to the processor module U1, and the processor module U1 records the current upper limit position as the pay-off starting position of the wire coiling motor M1; and the processor module U1 obtains the current position of the clothes-horse through the unit travel of the number of rotation turns and the number of turns from the line-releasing starting position.
In this embodiment, as shown in fig. 3, the Input HE1 end and the Input HE2 end are connected to corresponding terminals of the hall sensor, and data acquisition and data transmission are performed between the HE1 end and the HE2 end and the processor module U1.
The coil number unit stroke is the length of winding and unwinding the coil when the Hall sensor detects that the rotating shaft of the coil winding motor M1 rotates for one circle.
In this embodiment, the processor module U1 may be, but is not limited to, an MM32SPIN120B single chip microcomputer.
In this embodiment, processor module U1 can connect the remote controller through remote module (adopting infrared circuit, wifi circuit, bluetooth circuit), sends decline signal, rise signal, reset signal, memory signal to processor module U1 through the remote controller, can drive spiral motor M1 and carry out unwrapping wire operation, receive line operation, upper and lower limit position reset operation and drive the clothes-horse and remove to the operation of memory position.
In this embodiment, the locked-rotor current acquisition module is connected to the power supply loop of the winding motor M1 through the sampling resistor to acquire a locked-rotor current signal generated by the winding motor M1 during locked rotor and send the locked-rotor current signal to the processor module U1.
In this embodiment, can prevent through setting up stifled commentaries on classics current acquisition module that spiral motor M1 excessively rotates, guarantee that the clothes-horse goes up and down between lower limit position to the upper limit position.
In this embodiment, this embodiment receives line to upper limit position through processor module U1 control spiral motor M1 and carries out the locked rotor, can acquire the unwrapping wire initial position through locked rotor current acquisition module cooperation processor module U1, and gather spiral motor M1's rotation number of turns by hall sensor, thereby play the current position that reachs the clothes-horse through rotating the number of turns and number of turns unit stroke at unwrapping wire initial position, can realize fixing a position the clothes-horse, and carry out intelligent lift through hall sensor memory relevant position, can satisfy the light demand that changes, and then improve the sunning effect.
In the embodiment, the hall sensor is installed at the rotating shaft of the winding motor M1 and is coupled with the magnetic piece at the end of the rotating shaft; the Hall sensor collects the number of positive rotation turns or the number of reverse rotation turns of the rotating shaft of the coiling motor M1 and sends the number of positive rotation turns or the number of reverse rotation turns to the processor module U1 so as to record the current position of the clothes airing rod.
In this embodiment, no matter the corotation or the reversal of the axis of rotation of spiral motor M1, count the axis of rotation of spiral motor M1 through hall sensor all the time to the conversion is unified rotation number of turns, fixes a position the clothes-horse through rotation number of turns and number of turns unit stroke, thereby realizes limit function, can realize intelligent regulation clothes-horse's position simultaneously.
In this embodiment, as shown in fig. 4 to 5, the laundry rack control circuit further includes: two emergency stop switches electrically connected with the processor module U1; the two emergency stop switches respectively correspond to the coiling wires at the two ends of the clothes airing rod; in the lifting process of the clothes-horse, any end of two ends of the clothes-horse is lifted to enable the corresponding winding line to be loose, an emergency stop switch corresponding to the winding line is triggered, and the processor module U1 controls the winding line motor M1 to be in emergency stop.
In this embodiment, the two emergency stop switches are a first emergency stop switch S1 and a second emergency stop switch S2, respectively, and when any one of the first emergency stop switch S1 and the second emergency stop switch S2 is triggered, the processor module U1 controls the wire winding motor M1 to perform emergency stop.
In this embodiment, the laundry rack control circuit further includes: a drive chip U4 and a relay for forward and reverse rotation control, which are electrically connected with the processor module U1; the common end contact of one relay is electrically connected with the anode of the winding motor M1, the common end contact of the other relay is electrically connected with the cathode of the winding motor M1, and the two output ends of the driving chip U4 are respectively electrically connected with the coils of the two relays; when the processor module U1 sends a rotation signal to the drive chip U4, one output end of the drive chip U4 controls a coil of a relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, and a coil of another relay is electrified, so that the normally closed contact of the relay is closed to form a power supply loop of the winding motor M1, and the winding motor M1 rotates.
In this embodiment, a chopper circuit module is connected to the power supply circuit of the winding motor M1, and the chopper circuit module controls the speed-regulating voltage of the winding motor M1 to regulate the rotation speed of the winding motor M1.
In the embodiment, the chopper circuit module comprises a switching tube Q3; the control end of the switching tube Q3 is electrically connected with the processor module U1 so as to receive the PWM signal sent by the processor module U1; the other two ends of the switching tube Q3 are used for connecting a power supply loop of the winding motor M1 to the ground so as to control the on-off state of the switching tube Q3 and change the speed regulation voltage when a PWM signal is obtained at the control end of the switching tube Q3; namely, the winding motor M1 is controlled to accelerate and unwind gradually from a static state or to accelerate and wind up gradually from a static state or the winding motor M1 is driven to decelerate gradually and then stop; and the clothes hanger control circuit also comprises: the sampling circuit is connected to the ground end of the switching tube Q3; the processor module U1 collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube Q3.
In the present embodiment, the processor module U1 controls the winding motor M1 through the driver chip U4 and the forward/reverse rotation control relay.
In this embodiment, a common contact of one of the forward and reverse control relays is electrically connected to the positive electrode of the winding motor M1, a common contact of the other relay is electrically connected to the negative electrode of the winding motor M1, and two output terminals of the driving chip U4 are electrically connected to coils of the two relays, respectively; when the processor module U1 sends a rotation signal to the drive chip U4, one output end of the drive chip U4 controls a coil of a relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, and a coil of another relay is electrified, so that the normally closed contact of the relay is closed to form a power supply loop of the winding motor M1, and the winding motor M1 rotates.
IN this embodiment, a common end contact of the relay K1 is electrically connected with an anode of the winding motor M1, a common end contact of the relay K2 is electrically connected with a cathode of the winding motor M1, an input pin IN1 and an input pin IN2 of the driving chip U4 are connected to corresponding I/O ports of the processor module U1, an output pin OUT1 and an output pin OUT2 of the driving chip U4 are respectively connected with a coil of the relay K1 and a coil of the relay K2, that is, the processor module U1 controls the output pin OUT1 to output a corresponding level signal by sending a corresponding signal to the input pin IN1 of the driving chip U4, so that the relay K1 is controlled to be switched on or off; the processor module U1 controls the relay K2 to pull IN or break off by sending a corresponding signal to the input pin IN2 of the driver chip U4 to control the output pin OUT2 to output a corresponding level signal.
In this embodiment, when the processor module U1 sends a forward rotation signal to the driver chip U4, the driver chip U4 controls the normally open contact of the relay K1 to be closed to access a power supply end, and controls the normally closed contact of the relay K2 to be closed to form a power supply loop of the wire winding motor M1, that is, the wire winding motor M1 is driven to rotate forward and pay off wires.
In this embodiment, when the processor module U1 sends a reverse signal to the driver chip U4, the driver chip U4 controls the normally open contact of the relay K2 to be closed to access a power supply end, and controls the normally closed contact of the relay K1 to be closed to form a power supply loop of the wire winding motor M1, that is, drives the wire winding motor M1 to reversely wind a wire.
In this embodiment, when the processor module U1 sends a stop signal to the driver chip U4, the driver chip U4 controls the normally closed contact of the relay K1 to close and the normally closed contact of the relay K2 to close, that is, the winding motor M1 stops working.
In this embodiment, the driving chip U4 can realize the forward rotation wire releasing, the reverse rotation wire receiving, and the stop of the wire winding motor M1.
In this embodiment, the forward and reverse rotation control relays are connected to the switching tube Q3, and the control end of the switching tube Q3 is electrically connected to the processor module U1 to receive the PWM signal sent by the processor module U1; the other two ends of the switching tube Q3 are used for connecting a power supply loop of the winding motor M1 to the ground so as to control the on-off state of the switching tube Q3 and change the speed regulation voltage when a PWM signal is obtained at the control end of the switching tube Q3; namely, the winding motor M1 is controlled to gradually accelerate and release from a static state or gradually accelerate and receive wires from the static state or drive the winding motor M1 to gradually decelerate and then stop.
In this embodiment, processor module U1 controls the open/close state of switch tube Q3 by sending corresponding PWM modulation signal to switch tube Q3, and can realize that resistance R16, resistance R18, resistance R20 divide voltage to can adjust the operating voltage of spiral motor M1, and then realize that spiral motor M1 slows up and stops.
In this embodiment, the processor module U1 sends a corresponding control signal to the driving chip U4 to control the transition of the rotation speed of the wire winding motor M1 from the initial state to the steady state through the transient state, that is, the rotation speed of the wire winding motor M1 is continuously changed.
In this embodiment, the processor module U1 may be, but is not limited to, an MM32SPIN120B single chip microcomputer.
In the present embodiment, the driving chip U4 may be, but is not limited to, an ULN2003 high current driving array.
The initial state is the current stable state of the winding motor M1, and can be a static state or a uniform motion state; the steady state refers to the next steady state after the winding motor M1 executes a corresponding control command and undergoes a transient state, and may be a static state or a constant speed state. The transient state between the initial state and the steady state is a transient state, and the transient state is a continuous state between the initial state and the steady state, that is, the rotating speed of the winding motor M1 is continuously changed, and the continuous change can be linear or nonlinear, so that the function of slow start and slow stop is achieved.
In this embodiment, the transient duration may be set according to the requirement, and may be, but is not limited to, 1s, 2s, and 3s, and the above setting time is merely an example and does not represent a specific setting of the duration.
In this embodiment, the processor module U1 sends a corresponding control signal to the driver chip U4 to control the transition of the rotation speed of the wire winding motor M1 from the initial state to the steady state through the transient state, that is, the rotation speed of the wire winding motor M1 is continuously changed; specifically, the processor module U1 is adapted to send a forward rotation signal or a reverse rotation signal or a stop signal to the driver chip U4, so as to control the forward and reverse rotation control relay to drive the winding motor M1 to forward and pay off or reverse and take up or stop working according to the forward rotation signal or the reverse rotation signal or the stop signal; and when the forward rotation signal or the reverse rotation signal or the stop signal is received by the forward rotation and reverse rotation control relay, the processor module U1 is also suitable for sending a corresponding PWM modulation signal to the switch tube Q3 so as to control the winding motor M1 to accelerate and pay off from a static state step by step or accelerate and take up from a static state step by step or drive the winding motor M1 to decelerate step by step and then stop.
In the present embodiment, the forward rotation signal or the reverse rotation signal or the stop signal and the PWM modulation signal may be regarded as the control signal.
In this embodiment, this embodiment is through setting up processor module U1, driver chip U4, can realize spiral motor M1 function of just reversing, receive PWM modulation signal through switch tube Q3 simultaneously and modulate spiral motor M1's operating voltage, can realize slowly stopping when spiral motor M1 starts or stops, can guarantee that spiral motor M1's life is not influenced, and reduce inertial action and make spiral motor M1's wire-wound be difficult to burst apart, the clothes that hang on the clothes-horse is difficult to drop simultaneously.
In this embodiment, the processor module U1 is adapted to send a forward rotation signal, a reverse rotation signal, or a stop signal to the driving chip U4, and send a corresponding PWM modulation signal to the driving unit circuit, so as to control the winding motor M1 to accelerate or retract from a standstill step by step, or to drive the winding motor M1 to decelerate step by step and then stop.
In the embodiment, the sampling circuit is connected to the ground end of the switching tube Q3; the processor module U1 collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube Q3.
In this embodiment, the sampling circuit further includes: sampling resistors R21 in loops of the relay K1 and the relay K2 are connected; the processor module U1 collects the working voltage of the wire coiling motor M1 through a sampling resistor R21 to perform negative feedback regulation on the switch tube Q3.
In this embodiment, the sampling resistor R21 is used to collect the working voltage of the winding motor M1, and the processor module U1 controls the switching tube Q3 to perform negative feedback regulation, so as to control the rotation speed of the winding motor M1.
In the present embodiment, the positive electrode of the winding motor M1 and the negative electrode of the winding motor M1 form a loop through the corresponding terminals P3.
On the basis of the above embodiments, as shown in fig. 9, the present embodiment provides a clothes hanger control method, which includes: when the winding motor M1 takes up the cable to the upper limit position, blocking the cable, recording the current upper limit position as the pay-off starting position of the winding motor M1 according to the detected blocking current; and obtaining the current position of the clothes-horse through the unit stroke of the number of rotation turns and the number of turns from the setting-out starting position.
In this embodiment, the current position of the clothes-horse is recorded, the current position is used as the lower line-releasing limit of the clothes-horse, and the corresponding number of rotation turns is saved; or recording the current position of the clothes-horse, setting the current position as the habit of the user of the clothes-horse, and storing the corresponding number of rotation turns.
In this embodiment, the clothes rack control method is suitable for positioning the position of the clothes poles by adopting the clothes rack control circuit provided in embodiment 1.
In this embodiment, the laundry rack control circuit includes: the processor module U1, and a Hall sensor and a locked-rotor current acquisition module which are electrically connected with the processor module U1; the Hall sensor is used for collecting the number of rotation turns of a winding motor M1 for hoisting the clothes-horse; the processor module U1 controls the wire coiling motor M1 to block rotation when the wire coiling motor M1 is wound to the upper limit position, the block rotation current acquisition module detects block rotation current and sends the block rotation current to the processor module U1, and the processor module U1 records the current upper limit position as the pay-off starting position of the wire coiling motor M1; and the processor module U1 obtains the current position of the clothes-horse through the unit travel of the number of rotation turns and the number of turns from the line-releasing starting position.
In this embodiment, as shown in fig. 3, the Input HE1 end and the Input HE2 end are connected to corresponding terminals of the hall sensor, and data acquisition and data transmission are performed between the HE1 end and the HE2 end and the processor module U1.
The coil number unit stroke is the length of winding and unwinding the coil when the Hall sensor detects that the rotating shaft of the coil winding motor M1 rotates for one circle.
In this embodiment, the processor module U1 may be, but is not limited to, an MM32SPIN120B single chip microcomputer.
In this embodiment, processor module U1 can connect the remote controller through remote module (adopting infrared circuit, wifi circuit, bluetooth circuit), sends decline signal, rise signal, reset signal, memory signal to processor module U1 through the remote controller, can drive spiral motor M1 and carry out unwrapping wire operation, receive line operation, upper and lower limit position reset operation and drive the clothes-horse and remove to the operation of memory position.
In this embodiment, the locked-rotor current acquisition module is connected to the power supply loop of the winding motor M1 through the sampling resistor to acquire a locked-rotor current signal generated by the winding motor M1 during locked rotor and send the locked-rotor current signal to the processor module U1.
In this embodiment, can prevent through setting up stifled commentaries on classics current acquisition module that spiral motor M1 excessively rotates, guarantee that the clothes-horse goes up and down between lower limit position to the upper limit position.
In this embodiment, this embodiment receives line to upper limit position through processor module U1 control spiral motor M1 and carries out the locked rotor, can acquire the unwrapping wire initial position through locked rotor current acquisition module cooperation processor module U1, and gather spiral motor M1's rotation number of turns by hall sensor, thereby play the current position that reachs the clothes-horse through rotating the number of turns and number of turns unit stroke at unwrapping wire initial position, can realize fixing a position the clothes-horse, and carry out intelligent lift through hall sensor memory relevant position, can satisfy the light demand that changes, and then improve the sunning effect.
In the embodiment, the hall sensor is installed at the rotating shaft of the winding motor M1 and is coupled with the magnetic piece at the end of the rotating shaft; the Hall sensor collects the number of positive rotation turns or the number of reverse rotation turns of the rotating shaft of the coiling motor M1 and sends the number of positive rotation turns or the number of reverse rotation turns to the processor module U1 so as to record the current position of the clothes airing rod.
In this embodiment, no matter the corotation or the reversal of the axis of rotation of spiral motor M1, count the axis of rotation of spiral motor M1 through hall sensor all the time to the conversion is unified rotation number of turns, fixes a position the clothes-horse through rotation number of turns and number of turns unit stroke, thereby realizes limit function, can realize intelligent regulation clothes-horse's position simultaneously.
In this embodiment, as shown in fig. 4 to 5, the laundry rack control circuit further includes: two emergency stop switches electrically connected with the processor module U1; the two emergency stop switches respectively correspond to the coiling wires at the two ends of the clothes airing rod; in the lifting process of the clothes-horse, any end of two ends of the clothes-horse is lifted to enable the corresponding winding line to be loose, an emergency stop switch corresponding to the winding line is triggered, and the processor module U1 controls the winding line motor M1 to be in emergency stop.
In this embodiment, the two emergency stop switches are a first emergency stop switch S1 and a second emergency stop switch S2, respectively, and when any one of the first emergency stop switch S1 and the second emergency stop switch S2 is triggered, the processor module U1 controls the wire winding motor M1 to perform emergency stop.
In this embodiment, the laundry rack control circuit further includes: a drive chip U4 and a relay for forward and reverse rotation control, which are electrically connected with the processor module U1; the common end contact of one relay is electrically connected with the anode of the winding motor M1, the common end contact of the other relay is electrically connected with the cathode of the winding motor M1, and the two output ends of the driving chip U4 are respectively electrically connected with the coils of the two relays; when the processor module U1 sends a rotation signal to the drive chip U4, one output end of the drive chip U4 controls a coil of a relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, and a coil of another relay is electrified, so that the normally closed contact of the relay is closed to form a power supply loop of the winding motor M1, and the winding motor M1 rotates.
In this embodiment, a chopper circuit module is connected to the power supply circuit of the winding motor M1, and the chopper circuit module controls the speed-regulating voltage of the winding motor M1 to regulate the rotation speed of the winding motor M1.
In this embodiment, the chopper circuit module includes a switching tube; the control end of the switching tube is electrically connected with the processor module U1 to receive the PWM signal sent by the processor module U1; the other two ends of the switch tube are used for connecting a power supply loop of the winding motor M1 to the ground so as to control the opening and closing state of the switch tube and change the speed regulation voltage when the control end of the switch tube obtains a PWM signal; namely, the winding motor M1 is controlled to accelerate and unwind gradually from a static state or to accelerate and wind up gradually from a static state or the winding motor M1 is driven to decelerate gradually and then stop; and the clothes hanger control circuit also comprises: the sampling circuit is connected to the ground end of the switching tube; the processor module U1 collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube.
On the basis of the above embodiments, the present embodiment provides a clothes drying rack driving device, which includes: a mounting box and a clothes hanger control circuit which is positioned in the mounting box and is provided as the embodiment 1.
In this embodiment, the laundry rack control circuit includes: the processor module U1, and a Hall sensor and a locked-rotor current acquisition module which are electrically connected with the processor module U1; the Hall sensor is used for collecting the number of rotation turns of a winding motor M1 for hoisting the clothes-horse; the processor module U1 controls the wire coiling motor M1 to block rotation when the wire coiling motor M1 is wound to the upper limit position, the block rotation current acquisition module detects block rotation current and sends the block rotation current to the processor module U1, and the processor module U1 records the current upper limit position as the pay-off starting position of the wire coiling motor M1; and the processor module U1 obtains the current position of the clothes-horse through the unit travel of the number of rotation turns and the number of turns from the line-releasing starting position.
In this embodiment, as shown in fig. 3, the Input HE1 end and the Input HE2 end are connected to corresponding terminals of the hall sensor, and data acquisition and data transmission are performed between the HE1 end and the HE2 end and the processor module U1.
The coil number unit stroke is the length of winding and unwinding the coil when the Hall sensor detects that the rotating shaft of the coil winding motor M1 rotates for one circle.
In this embodiment, the processor module U1 may be, but is not limited to, an MM32SPIN120B single chip microcomputer.
In this embodiment, processor module U1 can connect the remote controller through remote module (adopting infrared circuit, wifi circuit, bluetooth circuit), sends decline signal, rise signal, reset signal, memory signal to processor module U1 through the remote controller, can drive spiral motor M1 and carry out unwrapping wire operation, receive line operation, upper and lower limit position reset operation and drive the clothes-horse and remove to the operation of memory position.
In this embodiment, the locked-rotor current acquisition module is connected to the power supply loop of the winding motor M1 through the sampling resistor to acquire a locked-rotor current signal generated by the winding motor M1 during locked rotor and send the locked-rotor current signal to the processor module U1.
In this embodiment, can prevent through setting up stifled commentaries on classics current acquisition module that spiral motor M1 excessively rotates, guarantee that the clothes-horse goes up and down between lower limit position to the upper limit position.
In this embodiment, this embodiment receives line to upper limit position through processor module U1 control spiral motor M1 and carries out the locked rotor, can acquire the unwrapping wire initial position through locked rotor current acquisition module cooperation processor module U1, and gather spiral motor M1's rotation number of turns by hall sensor, thereby play the current position that reachs the clothes-horse through rotating the number of turns and number of turns unit stroke at unwrapping wire initial position, can realize fixing a position the clothes-horse, and carry out intelligent lift through hall sensor memory relevant position, can satisfy the light demand that changes, and then improve the sunning effect.
In the embodiment, the hall sensor is installed at the rotating shaft of the winding motor M1 and is coupled with the magnetic piece at the end of the rotating shaft; the Hall sensor collects the number of positive rotation turns or the number of reverse rotation turns of the rotating shaft of the coiling motor M1 and sends the number of positive rotation turns or the number of reverse rotation turns to the processor module U1 so as to record the current position of the clothes airing rod.
In this embodiment, no matter the corotation or the reversal of the axis of rotation of spiral motor M1, count the axis of rotation of spiral motor M1 through hall sensor all the time to the conversion is unified rotation number of turns, fixes a position the clothes-horse through rotation number of turns and number of turns unit stroke, thereby realizes limit function, can realize intelligent regulation clothes-horse's position simultaneously.
In this embodiment, as shown in fig. 4 to 5, the laundry rack control circuit further includes: two emergency stop switches electrically connected with the processor module U1; the two emergency stop switches respectively correspond to the coiling wires at the two ends of the clothes airing rod; in the lifting process of the clothes-horse, any end of two ends of the clothes-horse is lifted to enable the corresponding winding line to be loose, an emergency stop switch corresponding to the winding line is triggered, and the processor module U1 controls the winding line motor M1 to be in emergency stop.
In this embodiment, the two emergency stop switches are a first emergency stop switch S1 and a second emergency stop switch S2, respectively, and when any one of the first emergency stop switch S1 and the second emergency stop switch S2 is triggered, the processor module U1 controls the wire winding motor M1 to perform emergency stop.
In this embodiment, the laundry rack control circuit further includes: a drive chip U4 and a relay for forward and reverse rotation control, which are electrically connected with the processor module U1; the common end contact of one relay is electrically connected with the anode of the winding motor M1, the common end contact of the other relay is electrically connected with the cathode of the winding motor M1, and the two output ends of the driving chip U4 are respectively electrically connected with the coils of the two relays; when the processor module U1 sends a rotation signal to the drive chip U4, one output end of the drive chip U4 controls a coil of a relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, and a coil of another relay is electrified, so that the normally closed contact of the relay is closed to form a power supply loop of the winding motor M1, and the winding motor M1 rotates.
In this embodiment, a chopper circuit module is connected to the power supply circuit of the winding motor M1, and the chopper circuit module controls the speed-regulating voltage of the winding motor M1 to regulate the rotation speed of the winding motor M1.
In this embodiment, the chopper circuit module includes a switching tube; the control end of the switching tube is electrically connected with the processor module U1 to receive the PWM signal sent by the processor module U1; the other two ends of the switch tube are used for connecting a power supply loop of the winding motor M1 to the ground so as to control the opening and closing state of the switch tube and change the speed regulation voltage when the control end of the switch tube obtains a PWM signal; namely, the winding motor M1 is controlled to accelerate and unwind gradually from a static state or to accelerate and wind up gradually from a static state or the winding motor M1 is driven to decelerate gradually and then stop; and the clothes hanger control circuit also comprises: the sampling circuit is connected to the ground end of the switching tube; the processor module U1 collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube.
On the basis of the above embodiment, the present invention provides an electric laundry rack, comprising: a coiling motor M1 and a clothes hanger control circuit as provided in example 1.
In this embodiment, the laundry rack control circuit includes: the processor module U1, and a Hall sensor and a locked-rotor current acquisition module which are electrically connected with the processor module U1; the Hall sensor is used for collecting the number of rotation turns of a winding motor M1 for hoisting the clothes-horse; the processor module U1 controls the wire coiling motor M1 to block rotation when the wire coiling motor M1 is wound to the upper limit position, the block rotation current acquisition module detects block rotation current and sends the block rotation current to the processor module U1, and the processor module U1 records the current upper limit position as the pay-off starting position of the wire coiling motor M1; and the processor module U1 obtains the current position of the clothes-horse through the unit travel of the number of rotation turns and the number of turns from the line-releasing starting position.
In this embodiment, as shown in fig. 3, the Input HE1 end and the Input HE2 end are connected to corresponding terminals of the hall sensor, and data acquisition and data transmission are performed between the HE1 end and the HE2 end and the processor module U1.
The coil number unit stroke is the length of winding and unwinding the coil when the Hall sensor detects that the rotating shaft of the coil winding motor M1 rotates for one circle.
In this embodiment, the processor module U1 may be, but is not limited to, an MM32SPIN120B single chip microcomputer.
In this embodiment, processor module U1 can connect the remote controller through remote module (adopting infrared circuit, wifi circuit, bluetooth circuit), sends decline signal, rise signal, reset signal, memory signal to processor module U1 through the remote controller, can drive spiral motor M1 and carry out unwrapping wire operation, receive line operation, upper and lower limit position reset operation and drive the clothes-horse and remove to the operation of memory position.
In this embodiment, the locked-rotor current acquisition module is connected to the power supply loop of the winding motor M1 through the sampling resistor to acquire a locked-rotor current signal generated by the winding motor M1 during locked rotor and send the locked-rotor current signal to the processor module U1.
In this embodiment, can prevent through setting up stifled commentaries on classics current acquisition module that spiral motor M1 excessively rotates, guarantee that the clothes-horse goes up and down between lower limit position to the upper limit position.
In this embodiment, this embodiment receives line to upper limit position through processor module U1 control spiral motor M1 and carries out the locked rotor, can acquire the unwrapping wire initial position through locked rotor current acquisition module cooperation processor module U1, and gather spiral motor M1's rotation number of turns by hall sensor, thereby play the current position that reachs the clothes-horse through rotating the number of turns and number of turns unit stroke at unwrapping wire initial position, can realize fixing a position the clothes-horse, and carry out intelligent lift through hall sensor memory relevant position, can satisfy the light demand that changes, and then improve the sunning effect.
In the embodiment, the hall sensor is installed at the rotating shaft of the winding motor M1 and is coupled with the magnetic piece at the end of the rotating shaft; the Hall sensor collects the number of positive rotation turns or the number of reverse rotation turns of the rotating shaft of the coiling motor M1 and sends the number of positive rotation turns or the number of reverse rotation turns to the processor module U1 so as to record the current position of the clothes airing rod.
In this embodiment, no matter the corotation or the reversal of the axis of rotation of spiral motor M1, count the axis of rotation of spiral motor M1 through hall sensor all the time to the conversion is unified rotation number of turns, fixes a position the clothes-horse through rotation number of turns and number of turns unit stroke, thereby realizes limit function, can realize intelligent regulation clothes-horse's position simultaneously.
In this embodiment, as shown in fig. 4 to 5, the laundry rack control circuit further includes: two emergency stop switches electrically connected with the processor module U1; the two emergency stop switches respectively correspond to the coiling wires at the two ends of the clothes airing rod; in the lifting process of the clothes-horse, any end of two ends of the clothes-horse is lifted to enable the corresponding winding line to be loose, an emergency stop switch corresponding to the winding line is triggered, and the processor module U1 controls the winding line motor M1 to be in emergency stop.
In this embodiment, the two emergency stop switches are a first emergency stop switch S1 and a second emergency stop switch S2, respectively, and when any one of the first emergency stop switch S1 and the second emergency stop switch S2 is triggered, the processor module U1 controls the wire winding motor M1 to perform emergency stop.
In this embodiment, the laundry rack control circuit further includes: a drive chip U4 and a relay for forward and reverse rotation control, which are electrically connected with the processor module U1; the common end contact of one relay is electrically connected with the anode of the winding motor M1, the common end contact of the other relay is electrically connected with the cathode of the winding motor M1, and the two output ends of the driving chip U4 are respectively electrically connected with the coils of the two relays; when the processor module U1 sends a rotation signal to the drive chip U4, one output end of the drive chip U4 controls a coil of a relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, and a coil of another relay is electrified, so that the normally closed contact of the relay is closed to form a power supply loop of the winding motor M1, and the winding motor M1 rotates.
In this embodiment, a chopper circuit module is connected to the power supply circuit of the winding motor M1, and the chopper circuit module controls the speed-regulating voltage of the winding motor M1 to regulate the rotation speed of the winding motor M1.
In this embodiment, the chopper circuit module includes a switching tube; the control end of the switching tube is electrically connected with the processor module U1 to receive the PWM signal sent by the processor module U1; the other two ends of the switch tube are used for connecting a power supply loop of the winding motor M1 to the ground so as to control the opening and closing state of the switch tube and change the speed regulation voltage when the control end of the switch tube obtains a PWM signal; namely, the winding motor M1 is controlled to accelerate and unwind gradually from a static state or to accelerate and wind up gradually from a static state or the winding motor M1 is driven to decelerate gradually and then stop; and the clothes hanger control circuit also comprises: the sampling circuit is connected to the ground end of the switching tube; the processor module U1 collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube.
In conclusion, the intelligent lifting clothes hanger is driven by the processor module to take up and pay off the wire between the lower limit position and the upper limit position, and the upper limit take-up coil number is collected by the Hall sensor, so that the mark number of take-up coils is matched with the position of the clothes hanger, the clothes hanger is finally positioned, the corresponding position is memorized by the Hall sensor, and the intelligent lifting clothes hanger is realized.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A clothes hanger control circuit that dries in air, its characterized in that includes:
the device comprises a processor module, a Hall sensor and a locked-rotor current acquisition module, wherein the Hall sensor and the locked-rotor current acquisition module are electrically connected with the processor module; wherein
The Hall sensor is used for collecting the number of rotation turns of a winding motor for hoisting the clothes-horse;
the processor module controls the winding motor to block the rotation when the winding motor is wound to the upper limit position, the locked-rotor current acquisition module detects locked-rotor current and sends the locked-rotor current to the processor module, and the processor module records the current upper limit position as the pay-off starting position of the winding motor;
and the processor module obtains the current position of the clothes-horse from the pay-off initial position through the unit stroke of the number of rotation turns and the number of turns.
2. The clothes hanger control circuit of claim 1,
the Hall sensor is arranged at the rotating shaft of the wire winding motor and is coupled with the magnetic part at the end of the rotating shaft;
the Hall sensor collects the number of positive rotation turns or the number of reverse rotation turns of the rotating shaft of the winding motor and sends the number of positive rotation turns or the number of reverse rotation turns to the processor module so as to record the current position of the clothes airing rod.
3. The clothes hanger control circuit of claim 1,
the clothes hanger control circuit still includes: two emergency stop switches electrically connected with the processor module;
the two emergency stop switches respectively correspond to the coiling wires at the two ends of the clothes airing rod;
in the lifting process of the clothes-horse, any end of two ends of the clothes-horse is lifted to enable the corresponding winding line to be loose, then an emergency stop switch corresponding to the winding line is triggered, and the processor module controls the winding line motor to be in emergency stop.
4. The laundry rack control circuit of claim 1, further comprising:
the driving chip is electrically connected with the processor module, and the relay is used for forward and reverse rotation control;
the common end contact of one relay is electrically connected with the positive electrode of the winding motor, the common end contact of the other relay is electrically connected with the negative electrode of the winding motor, and the two output ends of the driving chip are respectively electrically connected with the coils of the two relays;
when the processor module sends a rotation signal to the driving chip, one path of output end of the driving chip controls a coil of one relay to be electrified, a normally open contact of the relay is closed to be connected with a power supply end, a coil of the other relay is electrified, then the normally closed contact of the relay is closed to form a power supply loop of the winding motor, and the winding motor rotates.
5. The laundry rack control circuit of claim 4,
and the power supply loop of the winding motor is connected with a chopper circuit module which controls the speed regulation voltage of the winding motor so as to regulate the rotating speed of the winding motor.
6. The clothes hanger control circuit of claim 5 wherein,
the chopper circuit module comprises a switching tube;
the control end of the switching tube is electrically connected with the processor module so as to receive the PWM signal sent by the processor module;
the other two ends of the switch tube are used for connecting a power supply loop of the winding motor to the ground so as to control the opening and closing state of the switch tube and change the speed regulation voltage when a control end of the switch tube obtains a PWM signal; namely, it is
Controlling the winding motor to accelerate and unwind gradually from a standstill or accelerate and wind up gradually from the standstill or drive the winding motor to decelerate gradually and then stop; and
the clothes hanger control circuit still includes: the sampling circuit is connected to the ground end of the switching tube;
the processor module collects the speed regulation voltage through a sampling circuit so as to perform feedback regulation on the switching tube.
7. A clothes hanger control method is characterized by comprising the following steps:
when the winding motor winds to the upper limit position, locked rotor is carried out, and the current upper limit position is recorded as the paying-off starting position of the winding motor according to the detected locked rotor current;
and obtaining the current position of the clothes-horse through the unit stroke of the number of rotation turns and the number of turns from the setting-out starting position.
8. The method for controlling a laundry rack of claim 7,
recording the current position of the clothes-horse, taking the current position as the lower limit of the pay-off of the clothes-horse, and storing the corresponding number of turns; or
Recording the current position of the clothes-horse, setting the current position as the habit of the user of the clothes-horse, and storing the corresponding number of turns of rotation.
9. A clothes hanger driving device is characterized by comprising:
a mounting box, a clothes hanger control circuit according to any one of claims 1-6 in the mounting box.
10. An electric clothes hanger, which is characterized by comprising:
a winding motor, and
the laundry rack control circuit of any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111128841.7A CN113839599A (en) | 2021-09-26 | 2021-09-26 | Clothes hanger control circuit with wire winding positioning function, driving device and clothes hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111128841.7A CN113839599A (en) | 2021-09-26 | 2021-09-26 | Clothes hanger control circuit with wire winding positioning function, driving device and clothes hanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113839599A true CN113839599A (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111128841.7A Withdrawn CN113839599A (en) | 2021-09-26 | 2021-09-26 | Clothes hanger control circuit with wire winding positioning function, driving device and clothes hanger |
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| Country | Link |
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| CN (1) | CN113839599A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114489159A (en) * | 2021-12-30 | 2022-05-13 | 广东好太太科技集团股份有限公司 | Airing machine and airing machine control method |
-
2021
- 2021-09-26 CN CN202111128841.7A patent/CN113839599A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114489159A (en) * | 2021-12-30 | 2022-05-13 | 广东好太太科技集团股份有限公司 | Airing machine and airing machine control method |
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Application publication date: 20211224 |