CN211006039U - Overweight detecting system of airing machine and airing machine - Google Patents
Overweight detecting system of airing machine and airing machine Download PDFInfo
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- CN211006039U CN211006039U CN201921958280.1U CN201921958280U CN211006039U CN 211006039 U CN211006039 U CN 211006039U CN 201921958280 U CN201921958280 U CN 201921958280U CN 211006039 U CN211006039 U CN 211006039U
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- 238000001514 detection method Methods 0.000 claims abstract description 47
- 238000001035 drying Methods 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 238000007605 air drying Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model discloses an overweight detection system of a clothes airing machine and the clothes airing machine, which comprises a lifting motor and a wire winder for driving a wire rope to be wound and unwound; the rotating speed detection module is used for detecting a rotating signal of the rotating shaft of the lifting motor; the MCU controller is connected with the rotating speed detection module; the MCU controller processes and converts a rotation signal of a rotating shaft of the lifting motor into a motor rotating speed, compares the motor rotating speed with an overweight rotating speed threshold set by the MCU controller and outputs a signal whether the clothes airing machine is overweight or not so as to judge whether the lifting motor is overloaded; prevent the motor from being damaged due to long-time running under the condition of overload.
Description
Technical Field
The utility model relates to a airing machine control system field especially relates to an overweight detecting system and detection method of airing machine to whether the pole that dries in the air that detects airing machine is overweight.
Background
The airing machine comprises a main machine part arranged on a ceiling and an airing rod arranged below the main machine part, a rope rolling device is arranged in the main machine part, and the rope rolling device is connected to the airing rod through a steel wire rope to lift the airing rod.
In order to protect the reliable operation of the clothes airing machine, an overweight protection module, a descending resistance encountering module and the like are arranged on the clothes airing machine. For example, CN203159959U is an overweight protection device for clothes drying machine, which is implemented by means of a pulley, a compression spring, and a micro switch, wherein when the clothes drying machine is overweight, the pulley moves to trigger the micro switch, so that the motor sends a corresponding signal.
The overweight load protection device structure of the electric clothes drying machine with the authorization notice number of CN201383441Y is characterized in that when clothes exceeding the rated weight value are hung on the electric clothes drying machine, the touch shaft of the elastic component touches the switch unit, and then the motor of the electric clothes drying machine stops working.
As described in the above documents, overweight protective structures are known in the prior art, but are relatively complex and costly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an overweight detecting system of airing machine and detection method are provided, further provide detection method and airing machine based on above-mentioned detection system.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the clothes airing machine overweight detection system is characterized by comprising a lifting motor and a wire winder, wherein the wire winder is used for driving a wire rope to be wound and unwound;
the rotating speed detection module detects and outputs a rotating signal of the rotating shaft of the lifting motor;
the MCU controller is connected with the rotating speed detection module; the MCU controller compares the rotation signal with the overweight rotation speed threshold signal and outputs a signal whether the clothes airing machine is overweight.
The utility model discloses further preferred scheme does: still including being used for showing whether the airing machine is overweight display screen.
The utility model discloses further preferred scheme does: the rotating speed value of the lifting motor detected by the rotating speed detection module is less than or equal to the overweight rotating speed threshold value, and the MCU controller outputs a signal of the overweight running of the lifting motor; the rotating speed of the lifting motor detected by the rotating speed detection module is greater than the overweight rotating speed threshold, and the MCU controls and outputs a signal of normal operation of the lifting motor.
The utility model discloses further preferred scheme does: the rotating speed detection module comprises a sensor and a peripheral circuit, wherein the sensor is used for detecting the rotation of the motor rotating shaft, and the sensor and the peripheral circuit output a rotating electric signal of the motor rotating shaft together.
The utility model discloses further preferred scheme does: the sensor is an infrared grating sensor or a Hall sensor.
The utility model discloses further preferred scheme does: the Hall sensor comprises a magnet arranged on a rotating shaft of the lifting motor and a Hall sensing element fixed in the lifting motor, and the Hall sensing element and a peripheral circuit are connected with the MCU controller.
The utility model discloses further preferred scheme does: the magnet is fixed at the tail end of the rotating shaft through a screw, and the Hall sensing element is installed on the inner wall of the motor shell close to the magnet.
The utility model discloses further preferred scheme does: the hall sensor and the peripheral circuit are arranged on a circuit board mounted on the inner wall of the motor housing near the magnet.
The utility model discloses further preferred scheme does: the MCU controller is connected with the lifting motor and controls the operation of the lifting motor.
Another subject is: the airing machine is characterized by comprising an overweight detection system of the airing machine.
Compared with the prior art, the utility model has the advantages that the lifting motor is used for driving the wire winder for winding and unwinding the steel wire rope; the rotating speed detection module is used for detecting a rotating signal of the rotating shaft of the lifting motor; the MCU controller is connected with the rotating speed detection module; the MCU controller processes and converts the rotation signal of the rotating shaft of the lifting motor into the motor rotating speed, compares the motor rotating speed with the overweight rotating speed threshold set by the MCU controller, and outputs a signal indicating whether the clothes airing machine is overweight or not so as to judge whether the lifting motor runs in an overload mode or not, thereby avoiding the heating damage of the lifting motor caused by the overload running of the lifting motor.
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 explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present 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 first overall structural diagram of a clothes airing machine;
FIG. 2 is a schematic diagram II of the overall structure of the clothes airing machine;
FIG. 3 is a first schematic structural view of a powertrain in a host component;
FIG. 4 is a second schematic structural view of a powertrain in a host component;
fig. 5 is an enlarged view of a portion a in fig. 4 according to the present invention;
fig. 6 is a first block diagram of an overweight detection system of the clothes airing machine;
FIG. 7 is a flow chart of a clothes drying machine overweight detection method;
fig. 8 is a second block diagram of the clothes airing machine overweight detection system.
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 refer to 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 and 2, the clothes drying machine 400 mainly includes a main body part 401 and an air drying rod 402 connected to the main body part 401 by a steel wire rope S, a reel 20 for winding the steel wire rope S is installed on a power assembly 300 in the main body part 401, and a lifting motor 10 drives the reel 20 to achieve the purpose of winding and unwinding the steel wire rope S, thereby finally realizing the ascending or descending of the air drying rod 402.
In the actual use process, when the overweight clothes are hung on the airing rod 402, the motor in the main machine part 401 can run in an overload mode, and the motor can be damaged in the long-term past, so the clothes drying machine 400 with the overweight detection system of the clothes drying machine is provided in the embodiment, and the overweight detection system of the clothes drying machine specifically comprises the following components:
as shown in fig. 3 to 6, the overweight detection system of the clothes airing machine comprises a lifting motor 10, a winder 20 for driving the steel wire rope S to be wound and unwound; a rotation speed detection module 100 for detecting and outputting a rotation signal of the shaft 11 of the elevator motor; the MCU controller 200 is connected with the rotating speed detection module 100; the MCU controller 200 processes the rotation signal of the shaft 11 of the elevator motor to convert the rotation signal into a motor rotation speed, compares the motor rotation speed with an overweight rotation speed threshold set by the MCU controller 200, and determines whether the elevator motor 10 is overloaded or not, and further determines whether the elevator motor is overloaded or not, thereby preventing the elevator motor from being damaged due to heating caused by the overload operation.
In a specific practical application process, the overweight detection system can be further connected with a display screen, and when the MCU controller 200 judges that the lifting motor 10 runs in an overload state, the display screen can display that the airing rod is overweight; more preferably, the overweight detection system may further be connected with a sounding device, and when the MCU controller 200 determines that the elevator motor 10 is overloaded, the sounding device will sound an alarm.
In addition, in this embodiment, the idling speed of the elevator motor 10 may be 2700rpm, the overweight speed threshold may be 1700rpm, and when the rotation speed of the elevator motor shaft 11 is lower than 1700rpm, it is determined that the elevator motor 10 is overloaded.
Preferably, the laundry machine overweight detection system further comprises a display screen for displaying whether the laundry machine is overweight.
If the motor rotating speed is less than or equal to the overweight rotating speed threshold value, the MCU controller 200 judges that the lifting motor 10 runs in an overload mode; if the motor speed is greater than the overweight speed threshold, the MCU controller 200 determines that the elevator motor 10 is operating normally.
The rotation speed detecting module 100 includes a sensor for detecting rotation of the motor shaft 11 and a peripheral circuit 34, and the sensor and the peripheral circuit 34 output a rotation electric signal of the motor shaft 11 together.
The sensor is an infrared grating sensor or a hall sensor 30.
As shown in fig. 5, the hall sensor 30 includes a magnet 31 mounted on the shaft 11 of the elevator motor and a hall sensing element 33 fixed in the elevator motor 10, and the hall sensing element 33 and peripheral circuits are connected to the MCU controller 200.
In the actual installation process, the magnet 31 is fixed at the rear end 11a of the motor shaft 11 by the screw 32, and the hall sensor 33 is installed at the inner wall of the motor housing near the magnet 31.
The hall sensing elements 33 and the peripheral circuits 34 are arranged on a circuit board 35, and the circuit board 35 is mounted on the inner wall t of the motor case near the magnet 31.
Preferably, the MCU controller 200 is connected to the elevating motor 10, and the MCU controller 200 controls the operation of the elevating motor 10.
Preferably, as shown in fig. 8, the clothes drying machine overweight detection system further comprises a remote controller 400, the remote controller 400 is provided with a wireless transmitting module, and the MCU controller 200 is internally or externally provided with a wireless receiving module connected with the wireless transmitting module.
In the actual use process, the model of the hall sensor 30 is HX4913, and the model of the main chip of the MCU controller 200 is HR8P506 or STM8S 003.
As shown in fig. 7 and 8, the detection method of the clothes airing machine overweight detection system comprises the following specific steps:
1) starting the clothes drying machine 400, and enabling the MCU controller 200 to send an airing rod lifting instruction to lift the airing rod 402;
2) a rotation speed detection module 100 for detecting and outputting a rotation signal of the shaft 11 of the elevator motor;
3) the MCU controller 200 processes the rotation signal of the shaft 11 of the elevator motor to convert the rotation signal into a motor speed, compares the motor speed with an overweight speed threshold set by the MCU controller 200, and determines whether the elevator motor 10 is overloaded.
If the motor rotating speed is less than or equal to the overweight rotating speed threshold value, the MCU controller 200 judges that the lifting motor 10 runs in an overload mode; if the motor speed is greater than the overweight speed threshold, the MCU controller 200 determines that the elevator motor 10 is operating normally.
In the actual use process, the MCU controller 200 is connected to an electronic switch, and when the MCU controller 200 determines that the elevator motor 10 is overloaded, the MCU controller 200 can control the electronic switch to stop the operation of the elevator motor 10, thereby preventing the elevator motor 10 from overloading for a long time.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
It is right above the utility model provides an overweight detecting system of airing machine, detection method and airing machine have carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. The clothes airing machine overweight detection system is characterized by comprising a lifting motor and a wire winder, wherein the wire winder is used for driving a wire rope to be wound and unwound; the rotating speed detection module detects and outputs a rotating signal of the rotating shaft of the lifting motor;
the MCU controller is connected with the rotating speed detection module; the MCU controller compares the rotation signal with the overweight rotation speed threshold signal and outputs a signal whether the clothes airing machine is overweight.
2. The clothes drying machine overweight detection system of claim 1 further comprising a display screen for displaying whether the clothes drying machine is overweight.
3. The clothes drying machine overweight detection system according to claim 1, wherein the rotating speed value of the lifting motor detected by the rotating speed detection module is less than or equal to the overweight rotating speed threshold value, and the MCU controller outputs a signal of the overweight operation of the lifting motor; the rotating speed of the lifting motor detected by the rotating speed detection module is greater than the overweight rotating speed threshold, and the MCU controls and outputs a signal of normal operation of the lifting motor.
4. The clothes drying machine overweight detection system of claim 1 wherein the rotation speed detection module comprises a sensor for detecting the rotation of the motor shaft and a peripheral circuit, the sensor and the peripheral circuit together output a rotation electric signal of the motor shaft.
5. The clothes drying machine overweight detection system of claim 4 characterized in that the sensor is an infrared grating sensor or a Hall sensor.
6. The clothes drying machine overweight detection system of claim 5 wherein the hall sensor comprises a magnet mounted on the elevator motor shaft and a hall sensing element fixed in the elevator motor, the hall sensing element and peripheral circuits are connected with the MCU controller.
7. The clothes drying machine overweight detection system of claim 6 wherein the magnet is fixed at the tail end of the rotating shaft through a screw, and the Hall sensing element is mounted on the inner wall of the motor shell close to the magnet.
8. The clothes drying machine overweight detection system of claim 7 wherein the hall sensing element and peripheral circuitry are disposed on a circuit board mounted to the inside wall of the motor housing near the magnet.
9. The clothes drying machine overweight detection system of claim 1 characterized in that the MCU controller is connected with the lifting motor, the MCU controller controls the operation of the lifting motor.
10. A clothes drying machine, characterised by comprising a clothes drying machine overweight detection system according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921958280.1U CN211006039U (en) | 2019-11-13 | 2019-11-13 | Overweight detecting system of airing machine and airing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921958280.1U CN211006039U (en) | 2019-11-13 | 2019-11-13 | Overweight detecting system of airing machine and airing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211006039U true CN211006039U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921958280.1U Active CN211006039U (en) | 2019-11-13 | 2019-11-13 | Overweight detecting system of airing machine and airing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211006039U (en) |
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- 2019-11-13 CN CN201921958280.1U patent/CN211006039U/en active Active
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Address after: 321042 low hill gentle slope comprehensive park, Jiangdong Town, Jindong District, Jinhua City, Zhejiang Province Patentee after: Zhejiang Haoyidian Technology Co.,Ltd. Country or region after: China Address before: 321042 low hill gentle slope comprehensive park, Jiangdong Town, Jindong District, Jinhua City, Zhejiang Province Patentee before: ZHEJIANG HOOEASY SMART TECHNOLOGY Co.,Ltd. Country or region before: China |