CN111007782A - Clothes airing machine lifting stroke control system and method and clothes airing machine - Google Patents
Clothes airing machine lifting stroke control system and method and clothes airing machine Download PDFInfo
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- CN111007782A CN111007782A CN201911378098.3A CN201911378098A CN111007782A CN 111007782 A CN111007782 A CN 111007782A CN 201911378098 A CN201911378098 A CN 201911378098A CN 111007782 A CN111007782 A CN 111007782A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007605 air drying Methods 0.000 description 2
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F57/00—Supporting means, other than simple clothes-lines, for linen or garments to be dried or aired
- D06F57/12—Supporting means, other than simple clothes-lines, for linen or garments to be dried or aired specially adapted for attachment to walls, ceilings, stoves, or other structures or objects
- D06F57/125—Supporting means, other than simple clothes-lines, for linen or garments to be dried or aired specially adapted for attachment to walls, ceilings, stoves, or other structures or objects for attachment to, or close to, the ceiling
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a clothes airing machine lifting stroke control system, a clothes airing machine lifting stroke control method and a clothes airing machine, wherein the clothes airing machine comprises a Hall sensor, a motor and an MCU (microprogrammed control unit) controller, the motor is used for driving a winding wheel, the Hall sensor is used for counting the number of rotation turns of an output shaft of the motor or the winding wheel, the MCU controller compares the number of rotation turns acquired by the Hall sensor with a threshold value, and if the number of rotation turns reaches the threshold value, the MCU controller instructs the motor to stop running by controlling an electronic switch, so that an airing rod is controlled; the Hall sensor is sensitive, the rotating turns can be accurately processed, the MCU controller and the Hall sensor are mutually matched to control the lifting of the airing rod, and the intelligent degree of the airing machine is improved.
Description
Technical Field
The invention relates to a clothes airing machine, in particular to a lifting travel control system of the clothes airing machine, and particularly relates to an upper limit and lower limit control system of an airing rod in a lifting process.
Background
The clothes airing machine comprises a main machine part and a clothes airing rack, wherein the main machine part is installed on a ceiling, the clothes airing rack is located below the main machine part, a power assembly in the main machine part is used for winding and unwinding a steel wire rope, and the main machine part is connected with the clothes airing rack through the steel wire rope so as to achieve lifting of the clothes airing rack.
The electric clothes airing machine motor limiting and protecting device with the publication number of CN209507465U comprises a winding wheel driven by a motor, a steel wire rope and a limiting device, wherein the output shaft of the motor is connected with the limiting device for controlling the motor, and the limiting device comprises an upper limiting device and a lower limiting device.
The electric clothes airing machine upper limit double-safety device with the authorization notice number of CN203890763U comprises a lifting scissor frame, an upper limit microswitch and an upper limit microswitch, wherein the scissor frame rises to an upper limit position, touches the upper limit microswitch and continues to rise to touch the upper limit microswitch.
The limiting protection device controls the ascending and descending positions of the clothes hanger through a mode of a mechanical structure and a microswitch, and is complex in structure and poor in reliability.
Disclosure of Invention
The invention aims to provide a clothes airing machine lifting travel control system, and further provides a clothes airing machine lifting travel control method and a clothes airing machine.
The technical scheme adopted by the invention for solving the technical problems is as follows: clothes-horse lift stroke control system, its characterized in that includes hall sensor, is used for driving motor and the MCU controller of take-up reel, hall sensor be used for counting the output shaft of motor or the number of turns of rotation of take-up reel, the MCU controller with the number of turns of rotation that hall sensor gathered and threshold value compare, if the number of turns of rotation reach the threshold value, the MCU controller is through control electronic switch instruction the motor stop motion.
The further preferable technical scheme of the invention is as follows: the electronic switch is a relay or a silicon controller.
The further preferable technical scheme of the invention is as follows: the MCU controller drives the motor to rotate forwards or backwards to realize the ascending or descending of the airing rod.
The further preferable technical scheme of the invention is as follows: the output shaft of the motor is connected with a worm.
The further preferable technical scheme of the invention is as follows: the Hall sensor comprises a magnetic ring and a Hall element, the magnetic ring is fixed on the worm, and the Hall element is arranged on the circuit board and close to the magnetic ring.
The further preferable technical scheme of the invention is as follows: the magnetic ring is coaxially sleeved at the front end of the worm and limited by the convex-concave structure, so that the synchronous rotation of the magnetic ring and the worm is realized.
The further preferable technical scheme of the invention is as follows: the worm and the magnetic ring are fixed through magnetism.
The further preferable technical scheme of the invention is as follows: the magnetic ring is fixed with the worm through glue.
The further preferred technical subject of the invention is that: the airing machine comprises an airing machine lifting travel control system.
The invention also discloses a preferable technical subject: the clothes airing machine lifting stroke control method is characterized in that a Hall sensor is used for counting the number of rotation turns of an output shaft of a motor or a winding wheel, an MCU controller compares the number of rotation turns collected by the Hall sensor with a threshold value, and if the number of rotation turns reaches the threshold value, the MCU controller instructs the motor to stop running through controlling an electronic switch.
Compared with the prior art, the invention has the advantages that after the Hall sensor counts the number of rotation turns of the output shaft of the motor or the winding wheel, the MCU controller compares the number of rotation turns acquired by the Hall sensor with a threshold value, or after the number of rotation turns reaches the threshold value, the MCU controller instructs the motor to stop running through the control switch, thereby controlling the airing rod to lift; the Hall sensor is sensitive and can count the number of turns relatively accurately, and the MCU controller and the Hall sensor are mutually matched to control the lifting of the airing rod, so that the intelligent degree of the airing machine is improved.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
Fig. 1 is a schematic view of the overall structure of the clothes airing machine;
FIG. 2 is a schematic view of a base plate and a powertrain of the host;
FIG. 3 is a schematic view of the powertrain with the second cover half open;
FIG. 4 is a schematic view of the powertrain with the second sub-cover closed;
FIG. 5 is a schematic view of the overall configuration of the powertrain;
FIG. 6 is an assembled view of the internal structure of the powertrain;
FIG. 7 is a schematic view of the power train and the base plate of the main unit;
FIG. 8 is a first partial cross-sectional view of the host component;
FIG. 9 is a cross-sectional view of the structure of the Hall switch when it is activated;
FIG. 10 is a sectional view of the structure when the Hall switch is separated;
FIG. 11 is a cross-sectional view of the micro-switch and slider mounting structure;
FIG. 12 is an enlarged view taken at A in FIG. 8 according to the present invention;
fig. 13 is an overall structural view of a magnet assembly structure;
FIG. 14 is a cross-sectional view of a magnet mounting structure;
FIG. 15 is a first assembled view of the magnet and cylindrical mounting portion;
FIG. 16 is a second assembled view of the magnet and the cylindrical mounting portion;
fig. 17 is a block diagram of a clothes airing machine lifting travel control system;
FIG. 18 is a first drawing showing the overall structure of the reel assembly;
FIG. 19 is a second drawing illustrating the overall structure of the take-up reel assembly;
fig. 20 is a sectional view showing the whole structure of the reel assembly;
FIG. 21 is a control frame diagram of the powertrain of the present invention;
FIG. 22 is a flow chart of the motor speed control of the present invention;
FIG. 23 is a schematic circuit diagram of a rectifying and filtering module of the present invention;
FIG. 24 is a circuit diagram of an electronic switch of the present invention;
fig. 25 is a circuit diagram of a driving module according to the present invention.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.
It should be noted that like reference numerals represent like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.
As shown in fig. 1 to 6, the clothes drying machine 100 includes a main body 101 installed on a ceiling and an air-drying rod 103 below the main body 101, and a power assembly 102 is installed in the main body 101 for driving the air-drying rod 103 to move up and down.
In actual installation, as shown in fig. 7, the powertrain 102 is installed at a middle position of the main machine base plate 1011. The power assembly 102 is mounted on the main body base plate 1011 by screw members 1022, and preferably a rubber pad 1021 is padded between the main body base plate 1011 and the case bottom 61 of the power assembly 102.
The power assembly 102 on the clothes airing machine comprises a box body 60, a motor 10, a winding wheel 30 and a main control panel 40, wherein the motor 10 drives the winding wheel 30 through a worm gear structure, the box body 60 comprises a box bottom 61 and a box cover 62, the winding wheel 30, the motor 10 and the main control panel 40 are all installed on the box bottom 61, the box cover 62 comprises a first sub cover 621 and a second sub cover 622, the first sub cover 621 is fixed on the box bottom 61 through a fixing structure so as to cover the winding wheel 30, and the second sub cover 622 is connected on the box bottom 61 through an openable structure so as to cover the motor 10 and the main control panel 40.
The winding wheel 30, the motor 10 and the main control board 40 are arranged in the box body 60, so that the protection effect can be achieved, the power assembly 102 can be integrated, and the installation structure in the main machine part 101 is optimized; the second sub-cover 622 of the box 60 is openably covered above the motor 10 and the main control panel 40, so that the maintenance or replacement of the components in the powertrain 102 can be facilitated. Of which the winding wheel 30 is preferably two.
The fixing structure comprises a screw locking structure, glue or an integrated injection molding structure. The openable structure comprises a turnover type, a drawer type and a plug-in type structure.
The main control board 40 includes a first control board 41 and a second control board 42, the first control board 41 and the second control board 42 are arranged on both sides of the motor 10, a second sub-cover 622 covers the first control board 41 and the second control board 42, and a middle portion of the second sub-cover 622 is slotted to expose at least a portion of the motor 10.
The number of the winding wheels 30 is two, and the extending direction of the steel wire rope S led out from the winding wheels 30 forms a certain angle with the output shaft 12 of the motor 10.
The worm gear structure includes a worm 11 coupled to an output shaft 12 of the motor 10 and a worm wheel 32 coaxial with the winding wheel 30.
The motor 10 is secured to the cover 62 by means of studs L extending along its length on both sides.
The first control plate 41 and the second control plate 42 are coupled by a bridge B.
The motor 10 is an ac motor or a dc motor V. Preferably a dc motor V.
The powertrain 102 includes a descent jam protection mechanism 120.
Specifically, as shown in fig. 9 to 11, the descending emergency protection mechanism 120 includes a sliding block 80 and a trigger switch 121, which are disposed in the box body 60 and can perform amplitude limiting movement in the box body 60, the sliding block 80 is provided with a rolling member 122 for the steel wire rope S to pass around, when the steel wire rope S is loosened, the sliding block 80 moves along a predetermined route and triggers the trigger switch 121, and the trigger switch 121 sends a signal to the motor 10 to stop the motor 10 from winding the steel wire rope S.
In actual installation, the slider 80 is mounted at the bottom of the box 60. Specifically, the method comprises the following steps:
the spring 81 in the sliding block 80 abuts against the first stopper 63 of the case 60, and when the wire S is loosened, the spring 81 pushes the sliding block 80 to the position of the trigger switch 121. So that slider 80 actuates trigger switch 121.
The box body 60 is provided with a second blocking portion 64, the sliding block 80 is provided with a third blocking portion 83, and the third blocking portion 83 abuts against the second blocking portion 64 to position the position of the sliding block 80 when the trigger switch 121 is triggered to operate.
The trigger switch 121 includes a separate hall switch 1211 or a mechanical micro switch 1212.
When the trigger switch 121 is a hall switch 1211, the hall switch 1211 includes a magnet 001 mounted on the slider 80 and a hall element 002 on the main control board 40.
When the trigger switch 121 is the micro switch 1212, the micro switch 1212 is disposed on the main control board 40.
The rolling member 122 includes a fixed shaft 82 on the sliding block 80 and a second roller 1221 sleeved on the fixed shaft 82, and the second roller 1221 is a plastic roller. The presence of the rolling member 122 can reduce friction against the wire rope S when the wire rope S passes around the slider 80.
For the electric machine 10 in the powertrain 102, it is preferably a dc electric machine V that includes the magnet assembly structure 70, and the specific description of the magnet assembly structure 70 is as follows:
as shown in fig. 13 to 16, the magnet assembly structure 70 includes a magnet ring 51 and a worm 11 paired with the hall element 52, the magnet ring 51 includes a magnet P having a central hole P, the front end of the worm 11 is provided with a cylindrical mounting portion 11a, the cylindrical mounting portion 11a is inserted into the central hole P of the magnet P, and a limiting structure is provided between the magnet P and the cylindrical mounting portion 11a to limit the rotation of the magnet P relative to the cylindrical mounting portion 11a, so as to realize the synchronous rotation of the magnet P and the worm 11.
The mutual assembly structure of the magnet P and the cylindrical mounting portion 11a is simpler, and the magnet assembly structure can be optimized.
The cylindrical mounting part 11a comprises an insertion part 01 with a circular cross section at the front end and a rear end part 02, the outer diameter of the rear end part 02 is larger than the diameter of the insertion part 01, the insertion part 01 is inserted into a central hole P of the magnet P, and the limiting structure is arranged between the rear end part 02 and the magnet P.
The motor 10 drives the worm 11 to rotate so as to drive the magnetic ring 51 to rotate, the Hall element 52 paired with the magnetic ring 51 can sense the number of rotation turns of the magnetic ring 51, and the motor 10 is controlled to be started and stopped through the control assembly by comparing with the preset number of rotation turns, so that the airing rod 103 is controlled to move up and down.
It should be noted here that the cross section of the cylindrical mounting portion 11a and the cross section of the central hole p are matched with each other, and the shapes and the sizes of the two are matched with each other. Naturally, the designer may set the two to have other shapes that can match and fit with each other according to actual needs, that is, the cross sections of the two are not limited to the shapes of circle, ellipse, quasi-circle, quasi-rectangle, and the like.
The position limiting structure includes two first position limiting surfaces 031 on the inner side of the magnet P and two second position limiting surfaces 021 on the rear end portion 02, and the first position limiting surfaces 031 and the second position limiting surfaces 021 are matched with each other to limit rotation.
The magnet P and the worm 11 can be fixed by magnetism, and the worm 11 is made of steel material or magnetic metal. Of course, the person skilled in the art can also fix the magnet P to the worm 11 by other fixing means, for example by glue.
The insertion portion 01, the rear end portion 02, and the worm 11 of the cylindrical mounting portion 11a are preferably integrally formed.
The direct current motor V comprises a motor main body, an output shaft 12 and a magnet assembly structure 70, wherein the output shaft 12 is fixed with the worm 11.
The input voltage of the direct current motor V is 220V direct current voltage.
For the lifting control of the airing bars on the airing machine 100, the present embodiment will describe a lifting control system 110 of the airing machine, which is as follows:
as shown in fig. 13 to 17, the clothes airing machine lifting stroke control system 110 includes a hall sensor 50, a motor 10 for driving a winding wheel 30, and an MCU controller 20, wherein the hall sensor 50 is used for counting the number of rotation turns of an output shaft 12 of the motor 10 or the winding wheel 30, the MCU controller 20 compares the number of rotation turns collected by the hall sensor 50 with a threshold, and if the number of rotation turns reaches the threshold, the MCU controller instructs the motor 10 to stop operating by controlling an electronic switch 30p, thereby controlling the lifting of the airing rod. The hall sensor 50 is sensitive and can count the number of turns more accurately, and the MCU controller 20 and the hall sensor 50 are matched with each other to control the lifting of the airing rod 103, thereby improving the intelligent degree of the airing machine 100.
The electronic switch 30p may be a relay or thyristor.
The MCU controller 20 drives the motor 10 to rotate forwards or backwards to realize the ascending or descending of the airing rod 103.
An output shaft 12 of the motor 10 is coupled with a worm 11.
The hall sensor 50 includes a magnetic ring 51 and a hall element 52, the magnetic ring 51 is fixed on the worm 11, and the hall element 52 is arranged on the circuit board and close to the magnetic ring 51.
The magnetic ring 51 is coaxially sleeved at the front end of the worm 11 and limited by a convex-concave structure, so that the synchronous rotation of the magnetic ring 51 and the worm 11 is realized.
The worm 11 and the magnetic ring 51 are fixed by magnetism. The worm 11 is made of a metallic material, preferably iron, for magnetic fixing.
The clothes airing machine lifting travel control method comprises the following specific steps: the Hall sensor 50 is used for counting the number of rotation turns of the output shaft 12 of the motor 10 or the winding wheel 30, the MCU controller 20 compares the number of rotation turns collected by the Hall sensor 50 with a threshold value, and if the number of rotation turns reaches the threshold value, the MCU controller 20 instructs the motor 10 to stop running by controlling the electronic switch 30p, so that the airing rod 103 is controlled to ascend or descend. The hall sensor 50 is sensitive and can count the number of turns more accurately, and the MCU controller 20 and the hall sensor 50 are matched with each other to control the lifting of the airing rod 103, thereby improving the intelligent degree of the airing machine 100.
The power assembly 102 includes a winding wheel device and a wire pressing component 90 for pressing the wire rope S to prevent the wire rope S from loosening, which is described as follows:
specifically, the powertrain 102 includes a motor 10 and two winding wheel devices, and the motor 10 is preferably a dc motor V which drives the winding wheel 30 through a worm and gear structure. Two symmetrical winding wheels 30 are distributed on one side of the motor 10. The motor worm 11 is connected with the output shaft of the direct current motor V, and the worm wheel is coaxially arranged with the winding wheel 30. The dc motor V drives the two winding wheels 30 to rotate through a set of worm and gear structure.
As shown in fig. 6, 9 and 12, the winding wheel device includes a case 60, a winding wheel 30 and a pressing member 90, the winding wheel 30 is disposed in the case 60 through a rotating shaft 301, the pressing member 90 is disposed outside the winding wheel 30, and a pressing member 91 of the pressing member 90 is closely attached to a steel wire S wound around the winding wheel 30.
The box body 60 comprises a box bottom 61 and a box cover 62, wherein the upper end and the lower end of the rotating shaft 301 are sleeved with copper sleeves 302, and the copper sleeves 302 are positioned at two ends of the winding wheel 30.
A notch is formed at one side of the case bottom 61 so that the wire pressing member 91 is closely attached to the wire S wound on the wire winding wheel 30. Most of the side wall of the case bottom 61 is closed, and the notch is provided to allow a passage for the wire pressing member 91 to contact the wire rope S.
The wire pressing member 91 is a silicone tube. The silicone tube is flexible, and when the steel wire rope S is extruded, the winding and unwinding of the steel wire rope S can not be limited. The roller is a 93 plastic roller.
The one end of pillar 92 is equipped with spacing root 921, and the other end of pillar 92 is equipped with spacing gasket 922 and locks with screw 923, and first roller bearing 93 of spacing root 921 and spacing gasket 922 restriction jointly shifts out from pillar 92 with line ball part 91. The limiting root 921 is injection molded integrally with the housing.
The first roller 93 is rotatably sleeved outside the support column 92 integrally injection-molded with the shell, the line pressing part 91 is fixedly sleeved outside the first roller 93 and can rotate along with the first roller 93, the line pressing part 91 is tightly attached to the steel wire rope S wound on the winding wheel 30, and when the steel wire rope S is wound and released, the line pressing part 91 always compresses the steel wire rope S in a rolling manner so as to avoid the problems of wire jumping, loosening, overlapping and winding of the steel wire rope S.
The winding wheel 30, the steel cable S and the worm wheel 32 cooperating with the worm 11 in the power assembly 102 constitute a set of winding wheel assemblies, and preferably, two sets of winding wheel assemblies may be installed in the power assembly 102. The reel assembly is specifically described as follows:
as shown in fig. 18 to 20, the winding wheel assembly includes a winding wheel 30, a steel wire rope S and a worm wheel 32 engaged with the worm 11, a wire casing 31 for winding the steel wire rope S is provided on the winding wheel 30, the steel wire rope S includes an end Sa having a diameter larger than the wire diameter, a limiting groove 32a is provided on the back of the worm wheel 32, a channel 32b communicating the limiting groove 32a with the wire casing 31 is provided on the worm wheel 32, the end Sa of the steel wire rope S is placed on the limiting groove 32a, and the steel wire rope S is wound on the wire casing 31 of the winding wheel 30 after passing through the channel 32 b.
The end Sa of the steel wire rope S is placed on the limiting groove 32a, the steel wire rope S passes through the channel 32b and then is wound on the wire groove 31 of the winding wheel 30, and the steel wire rope S is firm in assembly structure and not easy to fall off
Regarding the fixing manner of the winding wheel 30 and the worm wheel 32, the winding wheel 30 and the worm wheel 32 may be assembled together by screws, or the winding wheel 30 and the worm wheel may be integrally injection-molded.
The worm wheel 32 has a diameter larger than that of the winding wheel 30; the reason is that the worm wheel 32 needs to be engaged with the worm 11 fixed at the output end of the motor 10 so as not to interfere the worm 11 with the winding wheel 30 and with two adjacent winding wheels 30.
The length of the limiting groove 32a is greater than that of the head Sa, the outer end of the limiting groove 32a is an inlet 32d, and the inner end of the limiting groove 32a is provided with a stopper 32c for limiting the head Sa to be disengaged.
During assembly, the steel wire rope S is firstly put in from the inlet 32d of the limiting groove 32a and then transversely moves to the inner end part of the limiting groove 32a, and the blocking part 32c is arranged at the inner end part of the limiting groove 32a, so that the end Sa of the steel wire rope S can be prevented from being separated from the limiting groove 32a during assembly of the steel wire rope S.
The shape of the head Sa is not limited to a specific shape, and may be a cylinder, a block or a sphere, and the main purpose is to limit the head Sa in the limiting groove 32 a.
As shown in fig. 21 to 25, the powertrain 102 further includes a motor driving module 130 and a resistance sensor 131, the MCU controller 20 receives the resistance signal from the resistance sensor 131, and the MCU controller 20 stops the dc motor V through the electronic switch 30 p.
The encounter resistance sensor 131: and detecting whether the steel wire rope S is loose, if the airing rod 103 descends, the steel wire rope S meets a resistance or the airing rod 103 is lifted, and if the steel wire rope S is loose, triggering a resistance meeting signal. The resistance sensor 131 may be a micro switch, a hall, an infrared, or the like.
The power assembly 102 further includes a rotation speed detection module 133 for detecting the rotation speed of the dc motor V, the MCU controller 20 receives the speed signal from the rotation speed detection module 133, and the MCU controller 20 controls the rotation speed of the dc motor V through the electronic switch 30 p.
The rotation speed detection module 133: the rotation signal of the motor rotating shaft is detected, and can be an infrared grating sensor or a Hall sensor.
If the detected speed is lower than the threshold value, the MCU controller 20 controls the rotation speed of the direct current motor V to be increased through the electronic switch 30 pp; if the detected speed is above the threshold, the MCU controller 20 decreases the rotational speed of the dc motor V via the electronic switch 30 pp.
The powertrain 102 further includes a remote control receiving module 134 connected to the MCU controller 20.
The power assembly 102 further comprises a worm gear structure and two winding wheels 30 wound with steel wire ropes S, and the direct current motor V is connected with the two winding wheels 30 through the worm gear structure.
The worm gear structure comprises a worm fixedly connected with the DC motor V and a worm wheel integrally formed on the winding wheel 30, and the worm is meshed with the worm wheel
The motor driving module 130 includes an MCU controller 20, a driving module 135, an electronic switch 30p, a dc motor V and a rectifying and filtering module 136, the MCU controller 20 drives the electronic switch 30p to switch to realize the forward and reverse rotation of the dc motor V through the driving module 135, and the commercial power is supplied to the dc motor V through the electronic switch 30p after passing through the rectifying and filtering module 136. A direct current motor V: the winding wheel 30 for winding and unwinding the steel wire rope S is driven to drive the airing rod 103 to lift.
The MCU controller 20 drives the electronic switch 30p to switch through the driving module 135 to realize the forward and reverse rotation of the dc motor V, and the commercial power is supplied to the dc motor V through the electronic switch 30p after passing through the rectifying and filtering module 136.
The MCU controller 20: the control signal input by the remote control receiving module 134, the electric signal input by the resistance sensor 131 and the rotating speed signal of the rotating speed detecting module 133 are received, the received rotating speed signal is analyzed and processed, if the rotating speed is greater than the set rotating speed, the motor is controlled to be decelerated through the electronic switch 30p, and if the rotating speed is less than the set rotating speed, the motor is controlled to be accelerated through the electronic switch 30 p.
The driving module 135: and receiving a control signal of the MCU controller 20, driving the electronic switch 30p, and controlling the electronic switch 30p to be opened and closed. As shown in fig. 5, which is a circuit diagram of the driving module 135, in particular, the driving chips U5 and U6 drive mosfets Q1, Q5, Q2, and Q6, respectively. The input signals HIN, LIN of U5, U6 are connected to the MCU controller and controlled by the MCU controller 20. The output signals HO and LO of U5 and U6 are connected with the MOSFETs to control the MOSFETs to turn on and off.
The rectification and filtering module 136: and rectifying and filtering the mains supply to output stable direct-current voltage. The rectifying and filtering module 136 is composed of a bridge rectifier and a capacitor. As shown in fig. 3, the circuit principle of the rectifying and filtering module is shown. 220VAC commercial power flows in through a power interface, is rectified by a rectifier bridge stack DB1 and filtered by a capacitor E3, and outputs stable direct-current voltage DC 310V.
When the Q2 and the Q5 are turned on, current flows from the positive pole DC310V of the DC power supply, enters the motor through the Q2 from the motor interface 1, then flows out from the motor interface 2, returns to the negative pole VSS of the power supply through the Q5, and then the motor rotates reversely. At this time, if the on time of Q2 or Q5 is controlled at a constant frequency, the speed of the motor can be adjusted, and the motor rotation speed increases as the on time is longer.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "coupled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
The present invention provides a clothes drying machine lifting travel control system, a clothes drying machine lifting travel control method and a clothes drying machine, wherein specific examples are applied to illustrate the principle and the implementation mode of the present invention, and the description of the above embodiments is only used for helping to understand the present invention and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. Clothes-horse lift stroke control system, its characterized in that includes hall sensor, is used for driving motor and the MCU controller of take-up reel, hall sensor be used for counting the output shaft of motor or the number of turns of rotation of take-up reel, the MCU controller with the number of turns of rotation that hall sensor gathered and threshold value compare, if the number of turns of rotation reach the threshold value, the MCU controller is through control electronic switch instruction the motor stop motion.
2. The clothes airing machine lifting stroke control system according to claim 1, wherein the electronic switch is a relay or silicon controlled.
3. The clothes airing machine lifting stroke control system according to claim 1, characterized in that the MCU controller drives the motor to rotate forward or backward to realize the lifting or descending of the airing rod.
4. The clothes airing machine lifting stroke control system according to claim 1, wherein a worm is coupled to an output shaft of the motor.
5. The clothes drying machine lifting stroke control system according to claim 4, wherein the Hall sensor comprises a magnetic ring and a Hall element, the magnetic ring is fixed on the worm, and the Hall element is arranged on the circuit board and close to the magnetic ring.
6. The clothes airing machine lifting stroke control system according to claim 5, wherein the magnetic ring is coaxially sleeved at the front end of the worm and limited through a convex-concave structure, so that synchronous rotation of the magnetic ring and the worm is realized.
7. The clothes drying machine lifting stroke control system according to claim 6, wherein the worm is fixed with the magnetic ring through magnetism.
8. The clothes drying machine lifting stroke control system according to claim 6, wherein the magnetic ring is fixed with the worm through glue.
9. A clothes drying machine, characterised by comprising a clothes drying machine lift stroke control system according to any one of claims 1 to 8.
10. The clothes airing machine lifting stroke control method is characterized in that a Hall sensor is used for counting the number of rotation turns of an output shaft of a motor or a winding wheel, an MCU controller compares the number of rotation turns collected by the Hall sensor with a threshold value, and if the number of rotation turns reaches the threshold value, the MCU controller instructs the motor to stop running through controlling an electronic switch.
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| CN201911378098.3A CN111007782A (en) | 2019-12-27 | 2019-12-27 | Clothes airing machine lifting stroke control system and method and clothes airing machine |
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| CN201911378098.3A CN111007782A (en) | 2019-12-27 | 2019-12-27 | Clothes airing machine lifting stroke control system and method and clothes airing machine |
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| CN111896034A (en) * | 2020-08-06 | 2020-11-06 | 深圳市兆威机电股份有限公司 | In-place detection method, device, controller and storage medium |
| CN112564585A (en) * | 2020-11-12 | 2021-03-26 | 华帝股份有限公司 | Control method of disinfection cabinet and disinfection cabinet applying control method |
| CN112783030A (en) * | 2020-12-29 | 2021-05-11 | 美智光电科技股份有限公司 | Control method and device, motor device, clothes airing device and readable storage medium |
| CN113265857A (en) * | 2021-06-21 | 2021-08-17 | 英普瑞科技（嘉兴）有限公司 | Hidden single pole airing machine |
| CN114314402A (en) * | 2021-07-16 | 2022-04-12 | 金华好哥信息技术有限公司 | Clothes airing machine lifting control method and clothes airing machine lifting control device |
| 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 |
| CN114655789A (en) * | 2022-01-29 | 2022-06-24 | 深圳市白雪投影显示技术有限公司 | Rolling device and electric rolling curtain system |
| CN115196529A (en) * | 2022-07-06 | 2022-10-18 | 广东奥科伟业科技发展有限公司 | Electronic limiting protection method for clothes airing machine |
| CN113265857B (en) * | 2021-06-21 | 2024-06-11 | 英普瑞科技（嘉兴）有限公司 | Concealed single-rod clothes airing machine |
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Cited By (10)
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| CN111896034A (en) * | 2020-08-06 | 2020-11-06 | 深圳市兆威机电股份有限公司 | In-place detection method, device, controller and storage medium |
| CN112564585A (en) * | 2020-11-12 | 2021-03-26 | 华帝股份有限公司 | Control method of disinfection cabinet and disinfection cabinet applying control method |
| CN112783030A (en) * | 2020-12-29 | 2021-05-11 | 美智光电科技股份有限公司 | Control method and device, motor device, clothes airing device and readable storage medium |
| CN113265857A (en) * | 2021-06-21 | 2021-08-17 | 英普瑞科技（嘉兴）有限公司 | Hidden single pole airing machine |
| CN113265857B (en) * | 2021-06-21 | 2024-06-11 | 英普瑞科技（嘉兴）有限公司 | Concealed single-rod clothes airing machine |
| CN114314402A (en) * | 2021-07-16 | 2022-04-12 | 金华好哥信息技术有限公司 | Clothes airing machine lifting control method and clothes airing machine lifting control device |
| CN114314402B (en) * | 2021-07-16 | 2023-09-26 | 金华好哥信息技术有限公司 | Lifting control method and device for clothes airing machine |
| 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 |
| CN114655789A (en) * | 2022-01-29 | 2022-06-24 | 深圳市白雪投影显示技术有限公司 | Rolling device and electric rolling curtain system |
| CN115196529A (en) * | 2022-07-06 | 2022-10-18 | 广东奥科伟业科技发展有限公司 | Electronic limiting protection method for clothes airing machine |
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