CN217606270U - Protection warning system of clothes airing equipment and clothes airing equipment - Google Patents
Protection warning system of clothes airing equipment and clothes airing equipment Download PDFInfo
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- CN217606270U CN217606270U CN202221653001.2U CN202221653001U CN217606270U CN 217606270 U CN217606270 U CN 217606270U CN 202221653001 U CN202221653001 U CN 202221653001U CN 217606270 U CN217606270 U CN 217606270U
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Abstract
The utility model relates to an electronic equipment especially relates to a clothing equipment that dries in air protection warning system and clothing equipment that dries in air. A protective warning system for clothes drying equipment, comprising: the multifunctional detection module is used for acquiring the use state data of the clothes airing equipment; the using state data comprises a human body sensing signal, a power failure signal and a motor current signal; the warning module is used for sending warning information; and the processing module is respectively connected with the multifunctional detection module and the warning module and is used for driving the warning module to send warning information when the service state data acquired by the multifunctional detection module meets preset abnormal conditions. The multifunctional detection module is used for detecting various detection signals in the operation process of the clothes airing equipment, so that the processing module sends different warning information after receiving the corresponding detection signals, the clothes airing equipment is enabled to have more intelligent performance, and the use experience of a user is improved.
Description
Technical Field
The utility model relates to an electronic equipment especially relates to a clothing equipment that dries in air protection warning system and clothing equipment that dries in air.
Background
The household appliances are closely related to the normal life of people, and play a great role in improving the living standard of people. With the popularization of household appliances, appliance safety becomes a non-negligible issue for every user. How to make the stability and reliability of the household appliances becomes one of the important tasks of each household appliance factory.
Faults in the aspect of use safety of products of clothes drying machines in the current market occur occasionally, for example, the machine is on fire due to aging short circuit of the motor, the drying rod falls due to aging of a steel wire rope, a person is hit when the drying rod descends, a barrier is pressed when the drying rod ascends, and the motor is damaged. Meanwhile, clothes airing machines in the market rarely have protective measures such as early warning, treatment in some cases, shutdown after occurrence and the like. Basically, no problem can be detected, and when the problem occurs, related elements of the clothes drying machine are damaged or directly damage people or articles, so that lives and properties of users are threatened.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art's weak point, the utility model aims to provide a clothing protection warning system and clothing equipment dries in air, can carry out the trouble early warning to the trouble of difference provides certain safeguard measure, improves the user and uses experience.
In order to achieve the purpose, the utility model adopts the following technical proposal:
in one aspect, the utility model also provides a clothing equipment protection warning system dries in air, include:
the multifunctional detection module is used for acquiring the use state data of the clothes airing equipment; the using state data comprises a human body sensing signal, a power failure signal and a motor current signal;
the warning module is used for sending warning information;
and the processing module is respectively connected with the multifunctional detection module and the warning module and is used for driving the warning module to send warning information when the service state data acquired by the multifunctional detection module meets preset abnormal conditions.
Further, the protection warning system for the clothes drying equipment, wherein the preset abnormal condition comprises:
overweight abnormal condition: the operation power of a motor of the clothes airing equipment is greater than the rated power and less than a first preset power;
overweight abnormal conditions: the operation power of a motor of the clothes airing equipment is larger than a first preset power;
the clothes airing equipment protection warning system further comprises a motor control circuit connected with the processing module; the multifunctional detection module comprises a motor current detection unit for detecting a motor current signal; one end of the motor current detection unit is connected with the motor control circuit, and the other end of the motor current detection unit is connected with the processing module;
the processing module is also used for obtaining the running power of the motor according to the motor current signal and the rated voltage of the motor; when the operating power is determined to meet the overweight abnormal condition, driving a motor to operate and driving the warning module to send out first warning information; and when the running power meets the overweight abnormal condition, stopping running the driving motor and sending out second warning information to the outside.
Further, the processing module is further configured to determine whether an abnormal current occurs when the motor current signal is received, and if so, the driving motor stops rotating within a first time, and then reverses within a second time.
Further, the motor current detection unit comprises a current detection resistor and a filtering unit;
one end of the current detection resistor is connected with the motor control circuit, and the other end of the current detection resistor is grounded; the filtering unit is connected with the current detection resistor in parallel and is connected with the processing module.
Further, the motor control circuit comprises a first relay, a second relay and a motor power supply end, wherein the first relay and the second relay are respectively connected with the processing module;
one end of a normally open contact of the first relay is connected with the power supply end of the motor, and the other end of the normally open contact of the first relay is connected with the forward rotation output end of the motor; one end of the normally closed contact is connected with the motor current detection unit, and the other end of the normally closed contact is connected with the forward rotation output end of the motor;
one end of a normally open contact of the second relay is connected with the power supply end of the motor, and the other end of the normally open contact of the second relay is connected with the reverse rotation output end of the motor; one end of the normally closed contact is connected with the motor current detection unit, and the other end of the normally closed contact is connected with the motor reverse rotation output end.
Furthermore, the multifunctional detection module also comprises a zero-crossing detection unit for detecting a power failure signal and a human body detection unit for detecting a human body sensing signal in a preset range around the clothes drying equipment;
the processing module is further configured to:
when the power failure signal is received, stopping the load operation of clothes drying equipment, and driving the warning module to send out third warning information;
when the clothes drying equipment executes the disinfection operation and receives the human body sensing signal, the clothes drying equipment is driven to stop executing the disinfection operation, and the warning module is driven to send out fourth warning information.
Further, the zero-crossing detection unit comprises a detection optocoupler;
the input end of the detection optocoupler of the mains supply is connected to a power supply, and the output end of the detection optocoupler is connected to the processing module.
Furthermore, the multifunctional detection module also comprises a time acquisition unit for acquiring the running time of the motor;
the processing module is further used for driving the warning module to send out fifth warning information when the running time of the motor is greater than a time threshold.
Furthermore, the multifunctional detection module also comprises an upper limit switch, a lower limit switch and a descending blocking switch;
the upper limit switch triggers an upper limit signal when an airing rod of the airing equipment is positioned at the top end;
the lower limit switch is a trigger lower limit signal at the bottom end of an airing rod of the airing equipment;
the descending meeting resistance switch triggers a normal signal when the steel wire rope is tight and triggers a meeting resistance signal when the steel wire rope is loose;
the processing module is further configured to:
when the upper limit signal or the lower limit signal is received, the driving motor stops rotating;
and when the blocking signal is received, the driving motor stops rotating within a third time and then reverses within a fourth time.
On the other hand, the utility model also provides a clothing equipment dries in air uses aforementioned arbitrary clothing equipment protection warning system dries in air.
Compared with the prior art, the utility model provides a pair of clothing equipment that dries in air protection warning system and clothing equipment that dries in air has following beneficial effect:
use the utility model provides a clothing equipment protection warning system dries in air detects the multiple detected signal that clothing equipment operation in-process dries in the air through multi-functional detection module, makes processing module receive behind the detected signal that corresponds, send different information of warning, make clothing equipment that dries in the air more show intelligent performance, improve user's use and experience.
Drawings
Fig. 1 is a structural block diagram of the protection warning system for clothes drying equipment provided by the utility model.
Fig. 2 is a schematic system structure diagram of an embodiment of the protection warning system for clothes drying equipment provided by the utility model.
Fig. 3 is a circuit diagram of the zero-crossing detection unit provided by the present invention.
Fig. 4 is a circuit diagram of a motor control circuit diagram and a motor power detection unit provided by the present invention.
Fig. 5 is a schematic diagram of the rising current detection value when meeting the resistance of the present invention.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the following description of the present invention will refer to the accompanying drawings and illustrate embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It is to be understood by one of ordinary skill in the art that the foregoing general description and the following detailed description are exemplary and explanatory of specific embodiments of the invention, and are not intended as limitations on the invention.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process or method that comprises a list of steps does not include only those steps, but may include other steps not expressly listed or inherent to such process or method. Also, without further limitation, one or more devices or subsystems, elements or structures or components beginning with "comprise. The appearances of the phrases "in one embodiment," "in another embodiment," and similar language throughout this specification may, but do not necessarily, all refer to the same embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Please participate in fig. 1-2, the utility model relates to a clothing equipment protection warning system dries in air is applied to clothing equipment dries in air, and wherein multi-functional insisting on survey module for outwards export multiple detected signal, after clothing equipment dries in air receives corresponding detected signal, can send different warning signal, perhaps the protection operation that corresponds.
The protection warning system comprises:
the multifunctional detection module is used for acquiring the use state data of the clothes airing equipment; the using state data comprises a human body sensing signal, a power failure signal and a motor current signal; specifically, in this embodiment, the multifunctional detection module can detect the multiple data detection data of the clothes-drying equipment operation in-process that dries in the air, promptly to the most detection data of the clothes-drying equipment in operation in-process that dries in the air, the homoenergetic detects fast, and is effectual integrated with a plurality of functions, makes the clothes-drying equipment that dries in the air can realize tailorring of multiple running state, and then conveniently makes the operation of warning of adaptability, can be more convenient even provide support for subsequent safeguard measure.
The warning module is used for sending warning information; specifically, the warning module can select a light warning device and/or a sound warning device according to requirements.
And the processing module is respectively connected with the multifunctional detection module and the warning module and is used for driving the warning module to send warning information when the service state data acquired by the multifunctional detection module meets preset abnormal conditions. Specifically, the preset abnormal conditions are respectively preset for the use state data, for example, if the operating power of the motor meets the power abnormal condition, the warning module is driven to warn the outside, and meanwhile, protective measures are performed for the motor to prevent the motor from being damaged. The processing module uses a processing chip commonly used in the field, such as an MCU or a CPU.
Please refer TO fig. 2 again, the utility model provides a clothes airing equipment protection warning system's system structure chart, wherein, commercial power 220V is through AC TO DC switching power supply module, through rectification, filtering, steady voltage, changes the 22V alternating current into 32V and 5V direct current, and 32V is used for driving direct current heavy load such as illumination, motor, and 5V is used for driving miniwatt signals such as MCU, sensor. The central control MCU is a control center and is used for receiving detection signals, processing logic signals and controlling loads, so that normal operation of the clothes drying equipment is guaranteed.
Use the utility model provides a clothing equipment protection warning system dries in air detects the multiple detected signal of clothing equipment operation in-process that dries in the air through multi-functional detection module, makes processing module receive behind the detected signal that corresponds, send different warning information, make clothing equipment that dries in the air more show intelligent performance, improve user's use and experience.
Further, as a preferable scheme, in this embodiment, the preset abnormal condition includes:
overweight abnormal conditions: the operation power of a motor of the clothes airing equipment is greater than the rated power and less than a first preset power;
overweight abnormal conditions: the operation power of a motor of the clothes airing equipment is larger than a first preset power; in addition, to the overweight abnormal condition and the overweight abnormal condition in predetermineeing abnormal condition, can select other setting standards, the utility model discloses do not do the restriction.
The clothes drying equipment protection warning system also comprises a motor control circuit connected with the processing module; the multifunctional detection module comprises a motor current detection unit for detecting a motor current signal; one end of the motor current detection unit is connected with the motor control circuit, and the other end of the motor current detection unit is connected with the processing module; specifically, motor control circuit and motor current detecting element's detection circuitry is the motor control circuit who uses always in this field, the utility model discloses do not restrict.
The processing module is also used for obtaining the running power of the motor according to the motor current signal and the rated voltage of the motor; when the operating power is determined to meet the overweight abnormal condition, driving a motor to operate and driving the warning module to send out first warning information; and when the running power meets the overweight abnormal condition, stopping running the driving motor and sending out second warning information to the outside.
Specifically, when the operating power meets the overweight abnormal condition, the operating power of the motor is greater than the rated power but less than the first predetermined power, which indicates that the motor is overloaded to work but does not exceed the limit yet, at this time, the motor can work, but the service life of the clothes drying equipment is shortened, so that the user needs to be prompted to use the clothes drying equipment in this way. When the detected running frequency signal of the motor is larger than the first preset power, the motor is indicated to work in an overload mode, the motor exceeds the limit, at the moment, heavy objects hung on the drying rod are too many to move upwards, at the moment, a user needs to be prompted, the hung clothes are too heavy, and the motor cannot work. Preferably, the first predetermined power is 120% -150% of the rated power, and more preferably 120% of the rated power. Specifically, the first warning information is mainly used for prompting that the articles hung on the clothes drying equipment are too heavy and can run in an overload state at the moment, but the attention of a user is required. The second warning information is mainly used for prompting that the articles hung on the clothes airing equipment exceed the limit of the clothes airing equipment at the moment, the equipment cannot run, and prompting that some heavy objects should be removed by a user at the moment, otherwise, the airing rod cannot move upwards. Namely, as long as the running power meets the overweight abnormal condition, the motor is driven to stop rotating, the protection on the motor is improved, the motor is prevented from running excessively, and the service life of the motor is shortened.
Further, as a preferred scheme, in this embodiment, the processing module is further configured to determine whether an abnormal current occurs when the motor current signal is received, and if so, drive the motor to stop rotating within a first time, further reverse the motor within a second time, and drive the warning module to send an eighth warning message (prompting a user that an obstacle exists in the rising process of the airing rod, and please remove the obstacle). Specifically, the preset abnormal condition is whether abnormal current occurs in the lifting process of the airing rod. The abnormal current is a sudden rising current, namely current data which steeply rises in unit time, when the motor rotates, the used current is constant because the airing rod is driven to do uniform motion, and if the situation that the current steeply rises certainly is determined, an obstacle is present and the current cannot rise, and at the moment, the driving motor stops rotating and reversely rotates to protect the motor. The first time is preferably 0.5 to 1.5 seconds, more preferably 0.5 seconds, and the second time is preferably 1 to 3 seconds, more preferably 2 seconds.
In implementation, fig. 5 is a schematic diagram of a rising-to-block falling current, which is a graph of a current change curve when a motor rises, meets a block, and then stops. Wherein 0-500 milliseconds is that the motor is not started; 5-700 milliseconds is the moment of starting the motor, and the starting current of the motor is collected to be 2.2A; the motor normally runs in 8-4200 milliseconds; 4200-4800 milliseconds is that the motor current suddenly rises when the motor meets an obstacle; 4800 millisecond indicates that the MCU detects the suddenly changed current and controls the motor to fall back when encountering resistance; 4900-5300 ms, stopping before falling back when meeting the resistance; 5300-7300 milliseconds are fall time, and the current is 0.9A; and after 7400 milliseconds, stopping running when the fall-back time is up, and ending the fall-back protection process when the resistance exists.
Further, referring to fig. 4, as a preferred scheme, in the present embodiment, the motor current detection unit includes a current detection resistor R13 and a filtering unit;
one end of the current detection resistor R13 is connected with the motor control circuit, and the other end of the current detection resistor R13 is grounded; the filtering unit is connected with the current detection resistor in parallel and is connected with the processing module (connected with the processing module through a serial port I-TEST). The filtering unit comprises a first filtering circuit consisting of an inductor L8 and a capacitor EC9, and a second filtering circuit consisting of a capacitor C2 and a resistor R11. The current detection resistor R13 is a high-precision low-resistance resistor, the processing module receives the voltage at two ends of the current detection resistor R13 through the filtering unit, and the running current of the motor can be obtained according to the formula of I = U/R, and the precision is high.
Further, please refer to fig. 4, as a preferred scheme, in this embodiment, the motor control circuit includes a first relay and a second relay respectively connected to the processing module, and a motor power supply terminal;
one end of a normally open contact of the first relay is connected with the power supply end of the motor, and the other end of the normally open contact of the first relay is connected with the forward rotation output end of the motor; one end of the normally closed contact is connected with the motor current detection unit, and the other end of the normally closed contact is connected with the forward rotation output end of the motor.
One end of a normally open contact of the second relay is connected with the power supply end of the motor, and the other end of the normally open contact of the second relay is connected with the reverse rotation output end of the motor; one end of the normally closed contact is connected with the motor current detection unit, and the other end of the normally closed contact is connected with the motor reverse rotation output end.
In this embodiment, the motor control principle is as follows: CN1 is connected with a brushless DC motor, ct1 and Ct2 are connected with a central control MCU to control the motor to rotate forward and backward, ct1 high level Ct2 low level is forward rotation, ct1 low level Ct2 high level is reverse rotation, and Ct1 and Ct2 levels are the same and stop.
Further, as a preferred scheme, in this embodiment, the multifunctional detection module further includes a zero-crossing detection unit for detecting a power failure signal, and a human body detection unit for detecting a human body sensing signal within a predetermined range around the clothes drying device; preferably, the human body detection unit is an infrared signal detector capable of detecting an infrared signal emitted by a human body.
The processing module is further configured to:
when the power failure signal is received, stopping the load operation of clothes drying equipment, and driving the warning module to send out third warning information; specifically, the third warning message is mainly used for warning power failure. Further, as a preferable scheme, in this embodiment, the processing module is further configured to stop the load operation of the clothes drying equipment when receiving the power signal. Specifically, the load comprises functional modules such as motor lifting, lighting, disinfection, air drying and drying.
When the clothes drying equipment executes the disinfection operation and receives the human body sensing signal, the clothes drying equipment is driven to stop executing the disinfection operation, and the warning module is driven to send out fourth warning information. Specifically, the fourth warning message is mainly used for prompting the user that the current equipment is disinfected and is not close to the current equipment. The stopping of the disinfecting function is mainly feared that the user is unaware of possible damage caused by the disinfecting function or does not have clear warning information content or moves too fast to enter the disinfecting area of the clothes drying equipment when the warning information is sent out, thereby causing adverse effects.
Further, please refer to fig. 3, as a preferred scheme, in this embodiment, the zero-cross detection unit includes a detection optocoupler U1;
the input end of the detection optocoupler U1 of the mains supply is connected to a power supply, and the output end of the detection optocoupler U1 of the mains supply is connected to the processing module. Specifically, the detection circuit of the zero-cross detection unit further includes some accessory components, such as a diode D1, a resistor R2, a zener diode ZD1, a resistor R3, a resistor R4, a capacitor C1, and the like for protecting the circuit, so that the circuit structure is simple, but the detection effect is excellent. The detection principle of the zero-crossing detection unit is as follows:
when the commercial power 220V is converted into a square wave with positive 50HZ by the optocoupler U1, the square wave is output to the processing module through a pin ZERO _ Check. If the power supply is normal, the pin ZERO _ Check outputs 5V square waves of 50 HZ; if the power supply is abnormal, the output of the ZERO _ Check pin is a high level lasting for 5V.
Further, as a preferred scheme, in this embodiment, the multifunctional detection module further includes a time acquisition unit configured to acquire an operation time of the motor;
the processing module is further used for driving the warning module to send out fifth warning information when the running time of the motor is greater than a time threshold. Specifically, the fifth warning message is mainly used for prompting the operation time process of the clothes airing equipment, and maintenance or part replacement is needed.
Furthermore, the time acquisition unit records the running time parameter accumulated by the motor in real time when the main control board drives the motor to ascend/descend, and the time parameter utilizes the zero-crossing detection circuits of the three units, when the main control board is detected to be powered off, the parameter is stored, and when the main control board is powered on again, the last parameter is loaded.
Meanwhile, the service life of the steel wire rope is prolonged, the function of the time acquisition unit is used, and when the running time parameter of the motor exceeds a certain time, the main control board buzzer makes a corresponding warning sound for the service life of the fault steel wire rope when the main control board driving motor runs later.
For example, when the warning module is a speaker and the expression information of the warning information is a way of sounding and reminding, the following ways can be used for application:
further, as a preferred scheme, in this embodiment, the multifunctional detection module further includes an upper limit switch, a lower limit switch, and a descending chance-resisting switch;
the upper limit switch triggers an upper limit signal when the airing rod is positioned at the top end;
the lower limit switch is a trigger lower limit signal at the bottom end of the airing rod;
the descending meeting resistance switch triggers a normal signal when the steel wire rope is tight and triggers a meeting resistance signal when the steel wire rope is loose; specifically, meet chooseing for use and installing of hindering the switch to last limit switch, limit switch and decline down, technical personnel in the field can select suitable technical means in this field to realize, the utility model discloses do not do the restriction.
The processing module is further configured to:
when the upper limit signal or the lower limit signal is received, the motor is driven to stop rotating, and the warning module is driven to send out sixth warning information (for prompting that the airing rod moves to the limit position);
and when the blocking signal is received, the driving motor stops rotating within a third time, then rotates reversely within a fourth time, and drives the warning module to send out seventh warning information (prompting that the airing rod meets the blocking in the downward moving process and please move away the barrier). Specifically, at this time, the preset abnormal condition is whether a blockage signal exists in the descending process of the airing rod. The resistance signal indicates that the airing rod is blocked (for example, the airing rod touches the head of a user) in the downward moving process, if the airing rod still faces downwards, adverse results can be caused, and at the moment, the driving motor is reversed after being stopped, a certain protection action is performed, and the user experience is improved. Preferably, the third time is 0.5 to 1.5 seconds, and more preferably 1 second; the fourth time is 1 to 3 seconds, and more preferably 2 seconds.
The utility model also provides a clothing equipment dries in air, use aforementioned arbitrary embodiment clothing equipment dries in air protection warning system.
In some embodiments, the utility model provides a many protect function's clothing equipment that dries in air for clothing equipment that dries in air includes (1) motor current detection circuit (2) 220V zero passage detection circuit (3) human induction sensor (5) master control MCU motor operating duration acquisition program (6) spacing and meet and hinder micro-gap switch, in order to realize (1) rise meet hinder fall back (2) descend meet hinder rise back (3) hang overweight warning (4) hang overweight shutdown protection (5) power failure warning (6) human body be close disinfection temporarily close protection (7) wire rope service life overlength and remind etc. accomplish the problem early warning in advance, and there is the processing scheme that corresponds such as shutdown protection to the problem of taking place. Rely on these protect function to reduce the fault and cause the probability that the lives and property receive the threat, improve clothes-horse's security, reliability, durability, thereby improve user's sun-drying and experience.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a clothing equipment that dries in air protection warning system which characterized in that includes:
the multifunctional detection module is used for acquiring the use state data of the clothes airing equipment; the using state data comprises a human body sensing signal, a power failure signal and a motor current signal;
the warning module is used for sending warning information;
and the processing module is respectively connected with the multifunctional detection module and the warning module and is used for driving the warning module to send warning information when the service state data acquired by the multifunctional detection module meets preset abnormal conditions.
2. The protective warning system for clothes drying equipment according to claim 1, wherein the preset abnormal condition comprises:
overweight abnormal conditions: the operation power of a motor of the clothes airing equipment is greater than the rated power and less than a first preset power;
overweight abnormal conditions: the operation power of a motor of the clothes airing equipment is larger than a first preset power;
the clothes drying equipment protection warning system also comprises a motor control circuit connected with the processing module; the multifunctional detection module comprises a motor current detection unit for detecting a motor current signal; one end of the motor current detection unit is connected with the motor control circuit, and the other end of the motor current detection unit is connected with the processing module;
the processing module is also used for obtaining the running power of the motor according to the motor current signal and the rated voltage of the motor; when the operating power is determined to meet the overweight abnormal condition, driving a motor to operate and driving the warning module to send out first warning information; and when the running power meets the overweight abnormal condition, stopping running the driving motor and sending out second warning information to the outside.
3. The protective warning system for the clothes drying equipment according to claim 2, wherein the processing module is further configured to determine whether an abnormal current occurs when the motor current signal is received, and if so, the driving motor stops rotating within a first time and then rotates reversely within a second time.
4. The protective warning system for the clothes drying equipment according to claim 2, wherein the motor current detection unit comprises a current detection resistor and a filtering unit;
one end of the current detection resistor is connected with the motor control circuit, and the other end of the current detection resistor is grounded; the filtering unit is connected with the current detection resistor in parallel and is connected with the processing module.
5. The protective warning system for the clothes airing equipment according to claim 2, wherein the motor control circuit comprises a first relay, a second relay and a motor power supply end, wherein the first relay and the second relay are respectively connected with the processing module;
one end of a normally open contact of the first relay is connected with the power supply end of the motor, and the other end of the normally open contact of the first relay is connected with the forward rotation output end of the motor; one end of the normally closed contact is connected with the motor current detection unit, and the other end of the normally closed contact is connected with the forward rotation output end of the motor;
one end of a normally open contact of the second relay is connected with the power supply end of the motor, and the other end of the normally open contact of the second relay is connected with the reverse rotation output end of the motor; one end of the normally closed contact is connected with the motor current detection unit, and the other end of the normally closed contact is connected with the motor reverse rotation output end.
6. The clothes drying equipment protection warning system of claim 1, wherein the multifunctional detection module further comprises a zero-crossing detection unit for detecting a power failure signal, and a human body detection unit for detecting a human body sensing signal within a predetermined range around the clothes drying equipment;
the processing module is further configured to:
when the power failure signal is received, stopping the load operation of clothes drying equipment, and driving the warning module to send out third warning information;
when the clothes drying equipment executes the disinfection operation and receives the human body sensing signal, the clothes drying equipment is driven to stop executing the disinfection operation, and the warning module is driven to send out fourth warning information.
7. The protective warning system for the clothes drying equipment according to claim 6, wherein the zero-crossing detection unit comprises a detection optocoupler;
the input end of the detection optocoupler of the mains supply is connected to a power supply, and the output end of the detection optocoupler is connected to the processing module.
8. The protective warning system for clothes drying equipment according to claim 1, wherein the multifunctional detection module further comprises a time acquisition unit for acquiring the running time of the motor;
the processing module is further used for driving the warning module to send out fifth warning information when the running time of the motor is greater than a time threshold.
9. The protective warning system for clothes drying equipment according to claim 1, wherein the multifunctional detection module further comprises an upper limit switch, a lower limit switch and a descending chance-resisting switch;
the upper limit switch triggers an upper limit signal when an airing rod of the airing equipment is positioned at the top end;
the lower limit switch is a trigger lower limit signal at the bottom end of an airing rod of the airing equipment;
the descending meeting resistance switch triggers a normal signal when the steel wire rope is tight and triggers a meeting resistance signal when the steel wire rope is loose;
the processing module is further configured to:
when the upper limit signal or the lower limit signal is received, the driving motor stops rotating;
and when the blocking signal is received, the driving motor stops rotating within a third time and then reverses within a fourth time.
10. A clothes drying apparatus, characterised in that a clothes drying apparatus protection and warning system according to any one of claims 1 to 9 is used.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221653001.2U CN217606270U (en) | 2022-06-28 | 2022-06-28 | Protection warning system of clothes airing equipment and clothes airing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221653001.2U CN217606270U (en) | 2022-06-28 | 2022-06-28 | Protection warning system of clothes airing equipment and clothes airing equipment |
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| CN217606270U true CN217606270U (en) | 2022-10-18 |
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| CN202221653001.2U Active CN217606270U (en) | 2022-06-28 | 2022-06-28 | Protection warning system of clothes airing equipment and clothes airing equipment |
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2022
- 2022-06-28 CN CN202221653001.2U patent/CN217606270U/en active Active
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