CN210140707U - Utilize electromagnetic induction to carry out at uniform velocity lift airing machine of speed governing - Google Patents
Utilize electromagnetic induction to carry out at uniform velocity lift airing machine of speed governing Download PDFInfo
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- CN210140707U CN210140707U CN201920642202.4U CN201920642202U CN210140707U CN 210140707 U CN210140707 U CN 210140707U CN 201920642202 U CN201920642202 U CN 201920642202U CN 210140707 U CN210140707 U CN 210140707U
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Abstract
The utility model provides an at uniform velocity lift airing machine who utilizes electromagnetic induction to carry out speed governing, including bottom plate and motor, the motor drive bracket drives the bottom plate and goes up and down, airing machine is last still to be equipped with the speed governing module, the speed governing module with the motor electricity is connected, the speed governing module includes MCU controller, electromagnetic induction subassembly, drive speed governing subassembly. The MCU controller receives a real-time motor rotating speed signal fed back by the electromagnetic induction assembly, and the rotating speed of the motor is adjusted by comparing the rotating speed value of the motor with a set value, so that the clothes-horse is ensured to run at a constant speed in the ascending operation or the descending operation, and the phenomenon of blocking is reduced.
Description
Technical Field
The utility model relates to a airing machine especially relates to an airing machine that can go up and down at the uniform velocity.
Background
With the rapid development of smart homes, the smart clothes airing machine gradually goes deep into the daily life of people. However, the speed of the clothes drying machines on the market at present is almost uncontrollable when the clothes drying machines ascend and descend; and the torque influenced by the stress is different, the clothes airing machine is easy to be blocked in the operation process, the ascending and descending speeds are changed, the clothes airing machine is often blocked in the ascending and descending processes, and the problems bring great troubles to users.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a can go up and down at the uniform velocity, the at the uniform velocity lift airing machine who utilizes electromagnetic induction to carry out the speed governing that the card ton phenomenon is few.
The utility model discloses a following technical scheme realizes: a uniform-speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction comprises a bottom plate and a motor, wherein the motor drives a bracket to drive the bottom plate to lift, a speed adjusting module is further arranged on the clothes airing machine and is electrically connected with the motor, and the speed adjusting module comprises an MCU (microprogrammed control unit) controller, an electromagnetic induction assembly and a driving speed adjusting assembly;
the electromagnetic induction component is arranged on the clothes airing machine and is in signal connection with the MCU controller, and the electromagnetic induction component collects a speed signal when the bottom plate is lifted and feeds the speed signal back to the MCU controller;
the driving speed regulation assembly is in signal connection with the MCU controller and receives a control signal of the MCU controller to regulate the rotating speed of the motor.
The electromagnetic induction assembly comprises a Hall sensor and a permanent magnet sheet, the Hall sensor is fixed on the bottom plate, the permanent magnet sheet is fixed on the bracket, and the Hall sensor is in signal connection with the MCU controller.
The driving speed regulating assembly comprises a field effect transistor Q1, a field effect transistor Q2, a field effect transistor Q3 and a field effect transistor Q4;
the grid electrode of the field effect transistor Q1 and the grid electrode of the field effect transistor Q3 are connected with each other and then are in signal connection with the MCU controller;
the source electrode of the field effect transistor Q1 is connected with the drain electrode of the field effect transistor Q3, the drain electrode of the field effect transistor Q1 is grounded, and the source electrode of the field effect transistor Q3 is connected with a direct current power supply;
the grid electrode of the field effect transistor Q2 and the grid electrode of the field effect transistor Q4 are connected with each other and then are in signal connection with the MCU controller;
the source electrode of the field effect transistor Q2 is connected with the drain electrode of the field effect transistor Q4, the drain electrode of the field effect transistor Q2 is grounded, and the source electrode of the field effect transistor Q4 is connected with a direct current power supply.
The MCU controller is an R5F10368 type microcontroller chip, a port P137 of the MCU controller is connected between the grid of a field effect transistor Q1 and the grid of a field effect transistor Q3, and a port P122 is connected between the grid of a field effect transistor Q2 and the grid of a field effect transistor Q4.
The power supply end of the Hall sensor is connected with a 5V power supply, the grounding end of the Hall sensor is grounded, and the signal output end of the Hall sensor is in signal connection with the MCU controller.
The MCU controller is an R5F10368 type microcontroller chip, and a port P121 of the MCU controller is in signal connection with a signal output end of the Hall sensor.
And a filter circuit is arranged between the output end and the port P121, and the filter circuit is a resistance-capacitance filter circuit.
The uniform-speed lifting clothes hanger further comprises a remote control receiving module, and the remote control receiving module sends instruction information to the MCU controller.
Compared with the prior art, the beneficial effects of the utility model reside in that: the MCU controller outputs signals to the driving speed regulation assembly, and the driving speed regulation assembly controls the output voltage of the field effect tube so as to regulate the rotating speed of the motor, so that the rotating speed of the motor is set, and the effect of regulating the speed of the clothes airing machine is achieved; the electromagnetic induction component can monitor the running distance of the clothes drying machine in unit time in real time, so that the real-time speed of the clothes drying machine is obtained, the MCU controller receives a motor real-time rotating speed signal fed back by the electromagnetic induction component, the rotating speed of the motor is adjusted by comparing the rotating speed value of the motor with a set value, and if the rotating speed value exceeds the set value, the output voltage of the field effect tube is reduced through the driving module so as to reduce the rotating speed of the motor; if the rotating speed value is lower than the set value, the output voltage of the field effect tube is increased through the driving module to improve the rotating speed of the motor, the clothes airing rod is guaranteed to run at a constant speed in the ascending operation or the descending operation, and the phenomenon of blocking is reduced.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a control flow chart of the present invention;
FIG. 4 is a schematic diagram of the MCU controller circuit of the present invention;
fig. 5 is a schematic circuit diagram of the driving speed regulating assembly of the present invention;
fig. 6 is a schematic circuit diagram of the electromagnetic induction assembly of the present invention;
in the figure: 1. a bracket; 2. a plastic part; 3. permanent magnet pieces; 4. a Hall sensor; 5. a base plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1-6, a uniform speed lifting clothes airing machine for adjusting speed by using electromagnetic induction comprises a bottom plate 5 and a motor, wherein the motor drives a bracket 1 to drive the bottom plate 5 to lift, the clothes airing machine is also provided with a speed adjusting module, the speed adjusting module is electrically connected with the motor, and the speed adjusting module comprises an MCU controller, an electromagnetic induction assembly and a driving speed adjusting assembly; the electromagnetic induction component is arranged on the clothes airing machine and is in signal connection with the MCU controller, and the electromagnetic induction component collects a speed signal when the bottom plate 5 is lifted and feeds the speed signal back to the MCU controller; the driving speed regulation assembly is in signal connection with the MCU controller and receives a control signal of the MCU controller to regulate the rotating speed of the motor. The MCU controller is an R5F10368 type microcontroller chip, a port P137 and a port P122 of the MCU controller are connected with the driving speed regulation assembly, and a port P121 of the MCU controller is connected with the electromagnetic induction assembly.
The MCU controller outputs signals to the driving speed regulation assembly, and the driving speed regulation assembly controls the output voltage of a field effect transistor (MOS tube) so as to regulate the rotating speed of the motor, so that the rotating speed of the motor is set, and the effect of regulating the speed of the clothes drying machine is achieved; the electromagnetic induction component can monitor the running distance of the clothes drying machine in unit time in real time, so that the real-time speed of the clothes drying machine is obtained, the MCU controller receives a lifting speed signal of the clothes drying machine fed back by the electromagnetic induction component, the rotating speed of the motor is adjusted by comparing the lifting speed value with a set value, and if the rotating speed exceeds the set value, the output voltage of the field effect tube is reduced through the driving module to reduce the rotating speed of the motor; and if the rotating speed value is lower than the set value, the output voltage of the field effect transistor is increased through the driving module so as to improve the rotating speed of the motor. The distance that the electromagnetic induction subassembly can detect in unit time has certain scope, and the lift distance of airing machine is far greater than the distance that the electromagnetic induction subassembly can detect in unit time, so the position that permanent magnet piece 3 was located not only keeps in effective distance scope with the position that the electromagnetic induction subassembly was located, and with airing machine whole distance of operation proportional relation in addition, for example the position that current permanent magnet piece 3 selected is on the working of plastics 2 on the bracket 1, and permanent magnet piece 3 fixes on the working of plastics 2 promptly.
The electromagnetic induction assembly comprises a Hall sensor 4 and a permanent magnet sheet 3, the Hall sensor 4 is fixed on the bottom plate 5, the permanent magnet sheet 3 is fixed on the bracket 1, and the Hall sensor 4 is in signal connection with the MCU controller.
The power supply end of the Hall sensor 4 is connected with a 5V power supply, the grounding end of the Hall sensor 4 is grounded, and the signal output end of the Hall sensor 4 is connected with a port P121 of the MCU controller.
And a filter circuit is arranged between the output end and the port P121, and the filter circuit is a resistance-capacitance filter circuit.
The hall sensor 4 preferably adopts a magnetic hall sensor, and performs speed measurement according to the hall effect, which is a physical phenomenon that when a magnetic field acts on a current-carrying metal conductor, a transverse potential difference is generated in the metal conductor. When a current passes through a hall element, a lateral potential difference (referred to as a hall voltage) occurs between both sides of the hall element when a magnetic field is applied in a direction perpendicular to the current. The closer the permanent magnet pieces 3 are, the stronger the magnetic force is, and the larger the hall voltage is generated. Therefore, the corresponding hall pulse signal output can be realized only by the change of the magnetic field, and a high-magnetism small-volume permanent magnet sheet 3 (such as a cuboid or a flat body) is selected and fixed on a certain entity involved with the lifting of the clothes airing machine by an N pole or an S pole. In the present embodiment, it is preferably fixed to the plastic part 2 of the bracket 1.
The utility model provides an electromagnetic induction subassembly unit interval internal energy detects's distance has certain scope, and the lift distance of airing machine is far away than the distance that electromagnetic induction subassembly unit interval internal energy detected big, so the position that 3 places of permanent magnet piece not only keeps in the effective distance within range with the position that the electromagnetic induction subassembly was located, moreover with the whole distance proportional relation that moves of airing machine, consequently, the fixed position that 3 preferred of permanent magnet piece are on the working of plastics 2 on the bracket 1.
The driving speed regulating assembly comprises a field effect transistor Q1, a field effect transistor Q2, a field effect transistor Q3 and a field effect transistor Q4; the grid electrode of the field effect transistor Q1 and the grid electrode of the field effect transistor Q3 are connected with each other and then are in signal connection with the MCU controller; the source electrode of the field effect transistor Q1 is connected with the drain electrode of the field effect transistor Q3, the drain electrode of the field effect transistor Q1 is grounded, and the source electrode of the field effect transistor Q3 is connected with a direct current power supply; the grid electrode of the field effect transistor Q2 and the grid electrode of the field effect transistor Q4 are connected with each other and then are in signal connection with the MCU controller; the source electrode of the field effect transistor Q2 is connected with the drain electrode of the field effect transistor Q4, the drain electrode of the field effect transistor Q2 is grounded, and the source electrode of the field effect transistor Q4 is connected with a direct current power supply.
The port P137 of the MCU controller is connected between the grid of the field effect transistor Q1 and the grid of the field effect transistor Q3, and the port P122 is connected between the grid of the field effect transistor Q2 and the grid of the field effect transistor Q4.
The output end of the MCU controller is connected with the input end of the driving speed regulation module, the MCU controller outputs a pulse width modulation (PMW) signal to the driving speed regulation module, the output voltage of the MOS tube is controlled through the PMW signal, and the MOS tube is directly connected with the motor, so that the output voltage of the MOS tube is controlled through the PMW signal to regulate the rotating speed of the motor, the rotating speed of the motor is the speed set by the MCU controller, and the effect of regulating the speed of the clothes airing machine is achieved. The actual lifting speed of the clothes airing machine can be monitored in real time through the Hall sensor 4, the actual lifting stroke of the clothes airing machine is directly monitored through the Hall sensor 4, the MCU controller is used for timing through a timer of the MCU controller, the speed of the clothes airing machine in the lifting process is finally calculated through the MCU controller according to the stroke and the time of the timer, and if the actual lifting speed value exceeds a set value, the output voltage of the MOS tube is reduced to reduce the rotating speed of the motor; and finally, reducing the lifting speed, and if the actual lifting speed is lower than a set value, increasing the output voltage of the MOS tube to improve the rotating speed of the motor so as to improve the lifting speed. Therefore, the clothes-horse can be ensured to run at a constant speed in the ascending operation or the descending operation, and the phenomenon of blocking is reduced.
Preferably, the clothes hanger that dries in the air at the uniform velocity can also the remote control receiving module, and the remote control receiving module can be dedicated remote controller or utilize APP in the smart mobile phone to control, and the remote control receiving module can realize wireless short distance communication through between the MCU controller in one of bluetooth module, zigBee module, the radio frequency emission module, the user pass through the remote control receiving module to MCU controller send instruction information. The speed instruction is sent to the MCU controller through the remote control receiving module, so that the MCU controller can adjust the lifting speed according to the instruction, the clothes airing machine can run at a uniform speed according to the instruction speed, meanwhile, the user can adjust the running speed according to the number of actual clothes on the clothes airing machine, the running speed is adjusted according to the number of the actual clothes on the clothes airing machine, the running speed is reduced due to the fact that the moment is different, and the whole clothes airing machine runs more smoothly.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (8)
1. The utility model provides an utilize electromagnetic induction to carry out at uniform velocity lift airing machine of speed governing, includes bottom plate and motor, and the motor drive bracket drives the bottom plate and goes up and down, its characterized in that: the clothes airing machine is also provided with a speed regulating module, the speed regulating module is electrically connected with the motor, and the speed regulating module comprises an MCU (microprogrammed control Unit) controller, an electromagnetic induction component and a driving speed regulating component;
the electromagnetic induction component is arranged on the clothes airing machine and is in signal connection with the MCU controller, and the electromagnetic induction component collects a speed signal when the bottom plate is lifted and feeds the speed signal back to the MCU controller;
the driving speed regulation assembly is in signal connection with the MCU controller and receives a control signal of the MCU controller to regulate the rotating speed of the motor.
2. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 1, is characterized in that: the electromagnetic induction assembly comprises a Hall sensor and a permanent magnet sheet, the Hall sensor is fixed on the bottom plate, the permanent magnet sheet is fixed on the bracket, and the Hall sensor is in signal connection with the MCU controller.
3. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 1, is characterized in that: the driving speed regulating assembly comprises a field effect transistor Q1, a field effect transistor Q2, a field effect transistor Q3 and a field effect transistor Q4;
the grid electrode of the field effect transistor Q1 and the grid electrode of the field effect transistor Q3 are connected with each other and then are in signal connection with the MCU controller;
the source electrode of the field effect transistor Q1 is connected with the drain electrode of the field effect transistor Q3, the drain electrode of the field effect transistor Q1 is grounded, and the source electrode of the field effect transistor Q3 is connected with a direct current power supply;
the grid electrode of the field effect transistor Q2 and the grid electrode of the field effect transistor Q4 are connected with each other and then are in signal connection with the MCU controller;
the source electrode of the field effect transistor Q2 is connected with the drain electrode of the field effect transistor Q4, the drain electrode of the field effect transistor Q2 is grounded, and the source electrode of the field effect transistor Q4 is connected with a direct current power supply.
4. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 3, characterized in that: the MCU controller is an R5F10368 type microcontroller chip, a port P137 of the MCU controller is connected between the grid of a field effect transistor Q1 and the grid of a field effect transistor Q3, and a port P122 is connected between the grid of a field effect transistor Q2 and the grid of a field effect transistor Q4.
5. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 2, characterized in that: the power supply end of the Hall sensor is connected with a 5V power supply, the grounding end of the Hall sensor is grounded, and the signal output end of the Hall sensor is in signal connection with the MCU controller.
6. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 5, is characterized in that: the MCU controller is an R5F10368 type microcontroller chip, and a port P121 of the MCU controller is in signal connection with a signal output end of the Hall sensor.
7. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 6, is characterized in that: and a filter circuit is arranged between the output end and the port P121, and the filter circuit is a resistance-capacitance filter circuit.
8. The uniform speed lifting clothes airing machine capable of adjusting speed by utilizing electromagnetic induction according to claim 1, is characterized in that: the uniform-speed lifting clothes hanger further comprises a remote control receiving module, and the remote control receiving module sends instruction information to the MCU controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920642202.4U CN210140707U (en) | 2019-05-07 | 2019-05-07 | Utilize electromagnetic induction to carry out at uniform velocity lift airing machine of speed governing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920642202.4U CN210140707U (en) | 2019-05-07 | 2019-05-07 | Utilize electromagnetic induction to carry out at uniform velocity lift airing machine of speed governing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109957954A (en) * | 2019-05-07 | 2019-07-02 | 广东好太太科技集团股份有限公司 | A kind of at the uniform velocity lifting clothes airing machine adjusted the speed using electromagnetic induction |
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2019
- 2019-05-07 CN CN201920642202.4U patent/CN210140707U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109957954A (en) * | 2019-05-07 | 2019-07-02 | 广东好太太科技集团股份有限公司 | A kind of at the uniform velocity lifting clothes airing machine adjusted the speed using electromagnetic induction |
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