CN112553833A - Drying control circuit board and clothes treatment device - Google Patents
Drying control circuit board and clothes treatment device Download PDFInfo
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- CN112553833A CN112553833A CN201910916102.0A CN201910916102A CN112553833A CN 112553833 A CN112553833 A CN 112553833A CN 201910916102 A CN201910916102 A CN 201910916102A CN 112553833 A CN112553833 A CN 112553833A
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Abstract
The invention provides a drying control circuit board and a clothes processing device, wherein the drying control circuit board comprises: a plate body; the processor is arranged on the plate body and can receive a drying control instruction sent by a main control panel of the peripheral equipment and generate a corresponding action control signal according to the drying control instruction; the fan driving module is arranged on the plate body and is electrically connected with the processor; the integrated amplification module is arranged on the plate body and is electrically connected with the processor; the first relay is arranged on the plate body and electrically connected with the integrated amplification module, the first relay can generate a first switching signal by receiving the amplified driving signal, and the first switching signal is used for controlling the opening or closing of a peripheral heater. Through executing this technical scheme, the stoving control circuit board can be connected with the dismantlement formula between the main control board to the realization is connected the stoving control circuit board and is realized singly washing and the integration of stoving function on having the main control board of singly washing the function.
Description
Technical Field
The invention relates to the technical field of clothes treatment, in particular to a drying control circuit board and a clothes treatment device.
Background
In the related art, the drying control module needs to be integrated on the main control board, resulting in the following defects:
(1) the main control board is respectively developed aiming at the requirements of the single washing function and the washing and drying function, so that the workload of development and test can be increased;
(2) a drying control module is added on the mainboard, so that the space of the mainboard is crowded, and the design difficulty is increased;
(3) the drying control module includes strong and weak electricity, and if it is integrated on a main control panel, it increases the risk of EMI (electromagnetic interference).
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
Therefore, an object of the present invention is to provide a new drying control circuit board, which implements control of a power device performing a drying operation by the drying control circuit board, on one hand, the drying control circuit board can be detachably connected to a main control board to implement integration of a single washing function and a drying function by connecting the drying control circuit board to the main control board having the single washing function, so that there is no need to separately develop the main control board having the washing and drying function, and since there is no need to add a drying control module to the main control board, there is no need to increase a layout space of the existing main control board, on the other hand, since there is no need to integrate the drying control module to the main control board, there is no need to increase an EMI risk of the main control board.
Another object of the present invention is to provide a laundry treating apparatus.
To achieve at least one of the above objects, according to a first aspect of the present invention, there is provided a drying control circuit board including: a plate body; the processor is arranged on the plate body and can receive a drying control instruction sent by a main control panel of the peripheral equipment and generate a corresponding action control signal according to the drying control instruction; the fan driving module is arranged on the plate body and electrically connected with the processor, and is used for generating a fan driving signal according to the action control signal transmitted by the processor, and the fan driving signal is used for driving an external drying fan to run or stop running; the integrated amplification module is arranged on the plate body and electrically connected with the processor, and is used for converting the acquired action control signal into an amplification driving signal; the first relay is arranged on the plate body and electrically connected with the integrated amplification module, the first relay can generate a first switching signal by receiving the amplified driving signal, and the first switching signal is used for controlling the opening or closing of a peripheral heater.
In the technical scheme, a processor (MCU), a fan driving module, an integrated amplifying module and a first relay are respectively arranged on a drying control circuit board according to the application, wherein the fan driving module controls the drying fan to operate through an output voltage signal, the first relay is connected to the processor through the integrated amplifying module so as to convert an action control signal generated by the processor according to a received drying control instruction into an amplifying driving signal through the integrated amplifying module, the amplifying driving signal is input into the first relay so as to start a heater through the on-off control of the first relay, the control of the drying control circuit board on a power device for executing drying operation is realized through the control of the drying fan and the heater, on one hand, the drying control circuit board can be detachably connected with a main control board so as to realize the integration of single washing and drying functions by connecting the drying control circuit board on the main control board with the single washing function, thereby need not develop the main control board that has the function of washing futilely alone to owing to need not increase the stoving control module on the main control board, consequently can not increase the laying space of current main control board, on the other hand, owing to need not integrate the stoving control module on the main control board, consequently can not increase the EMI risk of main control board.
In the above technical solution, the method further comprises: and the communication terminal is arranged on the plate body and electrically connected with the processor, and can be connected to a peripheral main control board so as to transmit the drying control instruction to the processor and enable the processor to generate a corresponding action control signal according to the drying control instruction.
In any of the above technical solutions, the method further includes: and the control terminal is arranged on the plate body and is electrically connected with the fan driving module, and the control terminal can be connected to a drying fan of an external device so as to transmit a driving signal to the drying fan through the control terminal.
In any of the above technical solutions, the method further includes: and the switch terminal is arranged on the plate body and is electrically connected with the first relay, and the switch terminal can be connected to an external heater to transmit a first switch signal to the heater.
In any of the above technical solutions, the method further includes: the second relay sets up on the plate body, is connected with the electricity between integrated amplification module, the control terminal respectively, and the control terminal can also be connected to the condensate valve of peripheral hardware, and the second relay generates the second switching signal through receiving the amplified drive signal, and the second switching signal is used for controlling to open or close the condensate valve of peripheral hardware, and the condensate valve can switch on or end according to second switching signal control condensation pipeline.
In any of the above technical solutions, the processor further includes a first port, and the first port is electrically connected to the first temperature sensor through the analog-to-digital converter to receive a first temperature signal acquired by the first temperature sensor, where the first temperature sensor is disposed on one side of the heater.
In any of the above technical solutions, the processor further includes a second port, and the second port is electrically connected to the second temperature sensor through the analog-to-digital converter to receive a second temperature signal acquired by the second temperature sensor, where the second temperature sensor is disposed on the other side of the heater.
In any of the above solutions, the processor is further configured to: and generating a drying feedback signal according to the first temperature signal and/or the second temperature signal, and transmitting the drying feedback signal to the main control board through the communication terminal, so that the main control board determines whether to generate a corresponding drying adjustment instruction according to the drying feedback signal.
In any one of the above technical solutions, the control terminal can also be connected to a damper driver of the peripheral, the damper driver includes a damper switch, and the fan driving signal is further used for: and controlling the air door switch to control the opening or closing of the air door at the air outlet through the air door switch.
In any of the above technical solutions, the processor may further be connected to a damper driver of an external device, the damper driver includes a damper driving motor, and the motion control signal is further configured to: and controlling the air door to drive the motor to operate so as to adjust the sectional area of the passage of the air outlet.
In any of the above solutions, the processor is further configured to: and receiving the air door position signal acquired by the air door driver, and transmitting the air door position signal to the main control board through the communication terminal.
In any one of the above technical solutions, the third relay is disposed on the board body and is electrically connected with the fan driving module and the control terminal respectively, the control terminal can also be electrically connected with a peripheral chip-removing fan, the third relay generates a third switching signal by receiving the driving signal, and the third switching signal is used for controlling to turn on or off the peripheral chip-removing fan.
In any of the above technical solutions, the method further includes: the processor also comprises a third port which is electrically connected with the humidity sensor through an analog-to-digital converter so as to receive the humidity signal collected by the humidity sensor.
According to a second aspect of the present invention, there is provided a laundry treating apparatus comprising: the drying control circuit board comprises a main control board, a drying fan, a heater and the drying control circuit board provided by the technical scheme of the first aspect of the invention, wherein the main control board is used for controlling and executing clothes washing operation and generating a drying control instruction; the drying control circuit board is detachably and electrically connected with the main control board to receive a drying control instruction and generate an action control signal according to the drying instruction; the drying fan is detachably and electrically connected with the drying control circuit board to receive action control signals; the heater is detachably and electrically connected with the drying control circuit board to receive action control signals, wherein the action control signals can control the drying fan and/or the heater to operate so as to perform drying operation on a processing cavity of the clothes processing device.
In the technical scheme, a processor (MCU), a fan driving module, an integrated amplifying module and a first relay are respectively arranged on a drying control circuit board according to the application, the drying control circuit board is electrically connected with a main control board to receive a drying control instruction sent by the main control board, so that the operation control of a drying fan and a heater is respectively realized based on the processing of the drying control instruction by the drying control circuit board, and further the control of a power device for performing drying operation by the drying control circuit board is realized, on one hand, the drying control circuit board can be detachably connected with the main control board to realize the integration of single washing and drying functions by connecting the drying control circuit board on the main control board with the single washing function, thereby the main control board with the washing and drying functions does not need to be independently developed, and the drying control module does not need to be added on the main control board, therefore, the layout space of the existing main control board is not increased, and on the other hand, the drying control module is not required to be integrated on the main control board, so that the EMI risk of the main control board is not increased.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 illustrates a schematic view of a drying control circuit board according to an embodiment of the present invention;
fig. 2 illustrates a schematic view of a drying control circuit board according to another embodiment of the present invention;
fig. 3 illustrates a schematic configuration diagram of a laundry treating apparatus according to an embodiment of the present invention;
fig. 4 shows a schematic block diagram of a laundry treating apparatus according to an embodiment of the present invention;
fig. 5 shows a schematic block diagram of a laundry treating apparatus according to another embodiment of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
In the embodiment of the present invention, in consideration of the situation that the control program of the drum washing machine with drying function in the prior art cannot be used for drying down-feather type clothes, the embodiment of the present invention specifically describes the down-feather type clothes drying scheme of the drum washing machine.
Example one
The following describes the drying control circuit board according to an embodiment of the present invention with reference to fig. 1.
As shown in fig. 1, a drying control circuit board according to an embodiment of the present invention includes: the board body 102, the processor MCU arranged on the board body 102, the fan driving module IC1, the integrated amplification module IC2 and the first relay 104.
The processor MCU can receive a drying control instruction sent by a main control panel of the peripheral equipment and generate a corresponding action control signal according to the drying control instruction; the fan driving module IC1 is electrically connected with the processor MCU, the fan driving module IC1 is used for generating a fan driving signal according to an action control signal transmitted by the processor MCU, and the fan driving signal is used for driving a peripheral drying fan to run or stop running; the integrated amplification module IC2 is electrically connected with the processor MCU, and the integrated amplification module IC2 is used for converting the acquired action control signal into an amplification driving signal; the first relay 104 is electrically connected with the integrated amplification module IC2, and the first relay 104 can generate a first switching signal by receiving the amplified driving signal, wherein the first switching signal is used for controlling the on or off of a peripheral heater; the drying control circuit board controls the drying fan and/or the heater to operate by receiving the drying control instruction so as to dry the processing cavity.
The fan driving module IC1 is a driving amplification integrated circuit.
In this embodiment, the MCU controls the fan drive amplifier ic to output a three-wire drive current to the drying fan, so as to realize the drive control of the drying fan.
In this embodiment, a drying control circuit board according to the present application is respectively provided with a processor MCU (MCU), a fan driving module IC1, an integrated amplification module IC2 and a first relay 104, wherein the fan driving module IC1 controls the operation of the drying fan through an output voltage signal, the first relay 104 is connected to the processor MCU through the integrated amplification module IC2, so as to convert an action control signal generated by the processor MCU according to a received drying control instruction into an amplified drive signal through the integrated amplification module IC2, so as to turn on a heater through the on-off control of the first relay 104 by inputting the amplified drive signal into the first relay 104, and control of the drying fan and the heater by the drying control circuit board on a power device performing a drying operation is realized.
Based on above-mentioned plate body 102 structure and signal interaction, on the one hand, the stoving control circuit board can be connected with the dismantlement formula between the main control board, in order to realize connecting the integration that the stoving control circuit board realized singly washing and drying function on having the single main control board of washing the function, thereby need not develop the main control board that has the function of washing futilely alone, and owing to need not increase stoving control module on the main control board, consequently can not increase the space of laying of current main control board, on the other hand, owing to need not integrate stoving control module on the main control board, consequently can not increase the EMI risk of main control board.
As shown in fig. 1, the board body 102 is further provided with a communication terminal 106, a control terminal 108 and a switch terminal 110.
The communication terminal 106 is electrically connected with the processor MCU, and the communication terminal 106 can be connected to a main control board of the peripheral device to transmit the drying control instruction to the processor MCU and enable the processor MCU to generate a corresponding action control signal according to the drying control instruction.
In this embodiment, the communication terminal 106 is disposed on the board body 102 of the drying control circuit board to electrically connect with the main control board through the communication terminal 106, on one hand, the main control board is plugged into the communication terminal 106 to enable the main control board to be detached from the drying control circuit board, and on the other hand, the communication terminal 106 is used to receive the control command sent by the main control board and/or send feedback information to the main control board.
The pin definition of the communication terminal 106 is shown in table 1.
TABLE 1
In any of the above embodiments, the communication terminal 106 is a Universal Asynchronous Receiver/Transmitter (UART) for converting a parallel input signal into a serial output signal.
Specifically, the communication terminal 106 is a 9pin socket having a signal conversion chip.
The control terminal 108 is electrically connected with the fan driving module IC1, and the control terminal 108 can be connected to an external drying fan to transmit a driving signal to the drying fan through the control terminal 108.
The pin definition of the control terminal 108 is shown in table 2.
TABLE 2
In this embodiment, the control terminal 108 is disposed on the board body 102 of the drying control circuit board, on one hand, the control terminal 108 is detachably connected to the power device, and on the other hand, the power device is connected to the driving module, the relay, and other modules, so as to supply power to the power device through the drying control circuit board, and further, the transmission of strong current and weak current is realized.
The switch terminal 110 is electrically connected to the first relay 104, and the switch terminal 110 can be connected to an external heater to transmit a first switching signal to the heater.
The pin definition of the switch terminal 110 is shown in table 3.
TABLE 3
| L | L' |
| Input device | Output of |
In this embodiment, since the heater needs to be controlled by a large current, a 2pin switch terminal 110 needs to be separately provided on the drying control circuit board for the heater, and the heater is connected to the switch terminal 110 to supply power to the heater with a large power.
Specifically, switch terminal 110 is a 2pin socket of 2pin SMT on board body 102.
Example two
As shown in fig. 2, in any of the above embodiments, a second relay 112 is further disposed on the board body 102, the second relay 112 is electrically connected to the integrated amplification module IC2 and the control terminal 108, the control terminal 108 can also be connected to an external condensation valve, the second relay 112 generates a second switching signal by receiving the amplified driving signal, the second switching signal is used for controlling to open or close the external condensation valve, and the condensation valve can control to turn on or off the condensation pipeline according to the second switching signal.
In this embodiment, by disposing the second relay 112 on the board 102, and electrically connecting the second relay 112 with the integrated amplification module IC2 and the control terminal 108, the action control signal output by the processor MCU is amplified by the integrated amplification module IC2 and then input to the second relay 112 to control the on/off of the relay, so as to control the on/off of the condensation valve through the second relay 112, after the drying operation is completed, by opening the condensation valve, the condensed gas is introduced into the processing chamber to cool the clothes in the processing chamber, thereby realizing the control of the cooling of the clothes through the drying control circuit board, thereby integrating the different steps of the drying function on the drying control circuit board, and not increasing the workload of development and testing of the main control board.
EXAMPLE III
As shown in fig. 2, in any of the above embodiments, the processing cavity is communicated with the drying air duct, the processor MCU further includes a first port a, the first port a is electrically connected to a first temperature sensor through an analog-to-digital converter to receive a first temperature signal acquired by the first temperature sensor, wherein the first temperature sensor is disposed on one side of the heater.
The processor MCU also comprises a second port B, the second port B is electrically connected with a second temperature sensor through an analog-to-digital converter so as to receive a second temperature signal acquired by the second temperature sensor, and the second temperature sensor is arranged on the other side of the heater.
The processor MCU is further configured to: and generating a drying feedback signal according to the first temperature signal and/or the second temperature signal, and transmitting the drying feedback signal to the main control board through the communication terminal 106, so that the main control board determines whether to generate a corresponding drying adjustment instruction according to the drying feedback signal.
The first temperature sensor and the second temperature sensor are both negative temperature coefficient thermistors.
In this embodiment, the first port a of the processor MCU is connected to a first temperature sensor through an analog-to-digital converter, the second port B is connected to a second temperature sensor through an analog-to-digital converter, the first temperature sensor is configured to detect a temperature of the air inlet of the processing chamber (i.e., a first temperature signal), and the second temperature sensor is configured to detect a temperature of the air outlet of the processing chamber (i.e., a second temperature signal), so as to determine a state of the drying operation based on the detection of the first temperature signal and the second temperature signal.
Further, the drying control circuit board feeds back the collected first temperature signal and the collected second temperature signal to the main control board through the communication terminal 106, so that the main control board determines whether to adjust the drying control instruction according to the fed back temperature signal, and the drying effect is improved.
Example four
As shown in fig. 1 and table 2, in any of the above embodiments, the control terminal 108 can also be connected to an external damper driver, which includes two modes of a damper switch and a stepping motor.
Wherein, fan drive signal still is used for: and controlling the air door switch to control the opening or closing of the air door at the air outlet through the air door switch.
In this embodiment, set up the air door subassembly in the air intake department in stoving wind channel, the air door subassembly includes air door and air door driver, and the air door driver can be for only controlling the air door switch of air door switching, and the air door switch can be dismantled with control terminal 108 and be connected, and the fan drive signal through fan drive module IC1 output controls the switching of air door switch this moment to realize adopting stoving control circuit board to the control of air door.
The processor MCU can also be connected to a damper driver of the peripheral, the damper driver comprises a damper driving motor, and the action control signal is also used for: and controlling the air door to drive the motor to operate so as to adjust the sectional area of the passage of the air outlet.
In this embodiment, different from the air door switch, the air door driver can also be driven by the air door driving motor, the air door driving motor is specifically a stepping motor, the stepping motor is directly electrically connected with the processor MCU on the plate body 102, so that the processor MCU directly outputs a control signal to the stepping motor, the air door is driven by the stepping motor, when the opening and closing control of the air door is realized, the opening area of the air door can also be adjusted, so as to adjust the channel sectional area of the air outlet, and thus the adjustment of the parameters of the air volume and/or the air inlet strength is realized.
In any of the above embodiments, the interaction process between the drying control circuit board and the main control board further includes that the processor MCU is further configured to: and receiving the damper position signal acquired by the damper driver, and transmitting the damper position signal to the main control board through the communication terminal 106.
In this embodiment, the drying control circuit board feeds back the acquired position signal of the air door to the main control board through the communication terminal 106, so that the main control board determines whether to send an adjustment instruction to the drying control circuit board according to the acquired feedback information, so as to realize smooth interaction between the drying control circuit board and the main control board.
EXAMPLE five
As shown in fig. 2, in any of the above embodiments, the board body 102 is further provided with a third relay 114, the third relay 114 is electrically connected to the fan driving module IC1 and the control terminal 108, the control terminal 108 can also be electrically connected to an external dust removing fan, and the third relay 114 generates a third switching signal by receiving the driving signal, where the third switching signal is used to control turning on or off the external dust removing fan.
In this embodiment, the drying operation can also have the function of removing the bits of clothing surface, this function is realized through setting up the fan that removes the bits, remove and can dismantle between the control terminal 108 on bits fan and the stoving control circuit board and be connected, control terminal 108 is connected to third relay 114 again, third relay 114 realizes the switching through receiving the enlarged drive signal of integrated amplifier module IC2, in order to realize the control to removing the bits fan, on the one hand, realize the integration of different control function on the stoving control circuit board, on the other hand, the drive control to removing the bits fan is realized through receiving the stoving control instruction of main control board, the device that does not increase the main control board is laid promptly, can realize the drive control to each device of carrying out the stoving function through setting up the stoving control circuit board.
EXAMPLE six
As shown in fig. 2, in any of the above embodiments, the method further includes: the processor MCU of the drying control circuit board further comprises a third port C, and the third port C is electrically connected with the humidity sensor through an analog-to-digital converter so as to receive humidity signals collected by the humidity sensor in the processing cavity.
In this embodiment, the processor mcu (mcu) may further reserve a third port C electrically connected to the humidity sensor, so as to trigger the humidity sensor to detect a humidity signal in the processing cavity through the detection of the third port C and the humidity sensor, and feed the humidity signal back to the main control board through the communication terminal 106, so that the main control board further determines a drying control policy according to the humidity signal, thereby improving the accuracy of drying control based on the setting of the drying control circuit board.
EXAMPLE seven
As shown in fig. 3, the clothes treating apparatus 1 includes an inner drum and an outer drum which are sleeved with each other, the inner drum can define a treating cavity 11, a drying air duct 12 can be defined in an area between the inner drum and the outer drum, a drying fan 30 is disposed in the drying air duct 12, and a heater 40 is disposed opposite to the drying fan 30, and during a clothes drying process, the drying fan 30 operates to blow heat generated by the heater 40 into the inner drum to perform a drying operation.
As shown in fig. 4, the laundry treating apparatus 1 according to the embodiment of the present invention includes: the clothes treatment device 1 can further define a treatment cavity 11, the treatment cavity 11 is used for accommodating clothes to be treated, and the treatment operation can include clothes washing and drying, wherein the clothes washing can be completed by the main control board 20 through independent control, and the clothes drying control needs to be completed by the main control board 20 in combination with the control of the drying control circuit board 10.
The main control panel 20 is used for controlling and executing the clothes washing operation and generating a drying control instruction; the drying control circuit board 10 is detachably and electrically connected with the main control board 20 to receive a drying control instruction and generate an action control signal according to the drying instruction; the drying fan 30 is detachably and electrically connected with the drying control circuit board 10 to receive action control signals; the heater 40 is detachably and electrically connected to the drying control circuit board 10 to receive the operation control signal.
Wherein, the action control signal can control the drying fan 30 and/or the heater 40 to operate to perform the drying operation on the processing cavity 11 of the clothes processing device 1.
In this embodiment, the drying control circuit board 10 according to the present application is respectively provided with a processor (MCU), a fan driving module, an integrated amplifying module and a first relay, and the drying control circuit board 10 is electrically connected to the main control board 20 to receive the drying control command sent by the main control board 20, so as to respectively realize the operation control of the drying fan 30 and the heater 40 based on the processing of the drying control command by the drying control circuit board 10, and further realize the control of the drying control circuit board 10 on the power device for performing the drying operation, on one hand, the drying control circuit board 10 can be detachably connected to the main control board 20 to realize the integration of the single washing and drying functions by connecting the drying control circuit board 10 to the main control board 20 with the single washing function, so that the main control board 20 with the washing and drying functions does not need to be separately developed, and because the drying control module does not need to be added to the main control board 20, therefore, the layout space of the existing main control board 20 is not increased, and on the other hand, since the drying control module is not required to be integrated on the main control board 20, the EMI risk of the main control board 20 is not increased.
The main control board 20 and the drying control circuit board 10 are detachably electrically connected through a communication terminal.
In this embodiment, the communication terminal is disposed on the board body of the drying control circuit board 10 to electrically connect with the main control board 20 through the communication terminal, on one hand, the main control board 20 is plugged into the communication terminal, so that the main control board 20 can be detached from the drying control circuit board 10, and on the other hand, the communication terminal is used to receive the control command sent by the main control board 20 and/or send feedback information to the main control board 20.
The communication terminal is a UART for converting a parallel input signal into a serial output signal.
The drying fan 30 and the drying control circuit board 10 are detachably electrically connected through a control terminal.
In this embodiment, by providing the control terminal on the board body of the drying control circuit board 10, on one hand, the control terminal is detachably connected to the power device, and on the other hand, the power device is connected to the driving module, the relay, and other modules, so as to supply power to the power device through the drying control circuit board 10, and further realize the transmission of strong current and weak current.
The heater 40 and the drying control circuit board 10 are detachably electrically connected through a switch terminal.
In this embodiment, since the heater 40 needs to be controlled by a large current, a 2pin switch terminal needs to be separately provided on the drying control circuit board 10 for the heater 40, and the heater 40 with a large power is supplied with power by connecting the switch terminal with the heater 40.
Example eight
As shown in fig. 5, in any of the above embodiments, the laundry processing apparatus 1 further includes a condensing pipeline disposed outside the processing cavity 11, the condensing pipeline is provided with a condensing valve 50, the condensing valve 50 is detachably and electrically connected to the drying control circuit board 10 to receive the operation control signal, and the condensing valve 50 can control the condensing pipeline to be turned on or off according to the operation control signal to output condensed gas into the processing cavity 11 to cool the dried laundry.
In this embodiment, the detachable electrical connection is provided between the condensing valve 50 disposed on the condensing pipeline of the clothes processing apparatus 1 and the control terminal on the drying control circuit board 10, the second relay is disposed on the drying control circuit board 10 to control the opening and closing of the condensing valve 50 through the second relay, after the drying operation is completed, by opening the condensing valve 50, the condensed gas is introduced into the processing cavity 11 to cool the clothes in the processing cavity 11, thereby realizing the control of the clothes cooling through the drying control circuit board 10, thereby integrating different steps of the drying function on the drying control circuit board 10, and the development and testing workload of the main control board 20 is not increased.
Example nine
As shown in fig. 3 and 5, a first temperature sensor 60 is disposed between the drying fan 30 and the heater 40, a second temperature sensor 70 is disposed at an air outlet region of the drying air duct 12, the first temperature sensor 60 is used for acquiring a first position temperature, and the second temperature sensor 70 is used for acquiring a second position temperature.
As shown in fig. 5, in any of the above embodiments, a drying air duct 12 may be further defined outside the processing cavity 11, the drying air duct 12 includes an air inlet and an air outlet, the air inlet and the air outlet are respectively communicated with the processing cavity 11, the drying fan 30 supplies air into the processing cavity 11 through the air outlet, and the clothes processing apparatus 1 further includes: the first temperature sensor 60 is detachably and electrically connected to the drying control circuit board 10, and is configured to detect a first temperature signal at an air inlet of the drying air duct 12.
In any of the above embodiments, the laundry treating apparatus 1 further includes: the second temperature sensor 70 is detachably and electrically connected to the drying control circuit board 10, and is configured to detect a second temperature signal at the air outlet of the drying air duct 12.
In any of the above embodiments, the drying control circuit board 10 is further configured to: and generating a drying feedback signal according to the first temperature signal and/or the second temperature signal, and transmitting the drying feedback signal to the main control board 20 through the communication terminal, so that the main control board 20 determines whether to generate a corresponding drying adjustment instruction according to the drying feedback signal.
In any of the above embodiments, the first temperature sensor 60 and the second temperature sensor 70 are negative temperature coefficient thermistors.
In this embodiment, the first port of the processor of the drying control circuit board 10 is connected to a first temperature sensor 60, the second port is connected to a second temperature sensor 70, the first temperature sensor 60 is used for detecting the temperature of the air inlet of the processing chamber 11 (i.e. a first temperature signal), and the second temperature sensor 70 is used for detecting the temperature of the air outlet of the processing chamber 11 (i.e. a second temperature signal), so as to determine the state of the drying operation based on the detection of the first temperature signal and the second temperature signal.
Further, the drying control circuit board 10 feeds back the collected first temperature signal and the collected second temperature signal to the main control board 20 through the communication terminal, so that the main control board 20 determines whether to adjust the drying control instruction according to the fed back temperature signal, thereby improving the drying effect.
Example ten
As shown in fig. 5, in any of the above embodiments, the laundry treating apparatus 1 further includes: the air door assembly 80 is arranged at the air outlet so as to control the opening and closing of the air inlet through the air door assembly 80, the air door assembly 80 comprises an air door driver, the air door driver can be detachably and electrically connected with the drying control circuit board 10, and the air door driver is used for driving the air door to be opened and closed according to an action control signal transmitted by the drying control circuit board 10; the drying control circuit board 10 is also used for: receives the damper position signal fed back by the damper driver, and sends the damper position signal to the main control board 20.
In any of the above embodiments, the damper driver comprises a drive control switch or a drive stepper motor.
Air door subassembly 80 is set up in the air intake department of stoving wind channel 12, and air door subassembly 80 includes air door and air door driver, and the air door driver can be for only controlling the air door switch of air door switching, and the air door switch can be dismantled with control terminal and be connected, and the switching of fan drive signal control air door switch through fan drive module output this moment to the realization adopts stoving control circuit board 10 to the control of air door.
In addition, different from the air door switch, the air door driver can be driven by the air door driving motor, the air door driving motor is specifically a stepping motor, the stepping motor is directly electrically connected with the processor on the plate body, so that the processor directly outputs a control signal to the stepping motor, the air door is driven by the stepping motor, the opening area of the air door can be adjusted while the opening and closing control of the air door is realized, the channel sectional area of the air outlet is adjusted, and the adjustment of parameters of the air quantity and/or the air inlet strength is realized.
EXAMPLE eleven
As shown in fig. 5, in any of the above embodiments, the laundry treating apparatus 1 further includes: the scrap removing fan 90 is detachably and electrically connected with the drying control circuit board 10, and the scrap removing fan 90 is used for removing the clothes burrs in the processing cavity 11.
In this embodiment, the drying operation may further have a scrap removing function for the surface of the clothes, this function is realized by setting the scrap removing fan 90, the scrap removing fan 90 is detachably connected to the control terminal on the drying control circuit board 10, so as to realize the control of the drying control circuit board 10 on the scrap removing fan 90 by receiving the drying control instruction, on one hand, the integration of different control functions on the drying control circuit board 10 is realized, on the other hand, the driving control of the scrap removing fan 90 is realized by receiving the drying control instruction of the main control board 20, that is, the device layout of the main control board 20 is not increased, and the driving control of each device for executing the drying function can be realized by setting the drying control circuit board 10.
Example twelve
In any of the above embodiments, further comprising: and the humidity sensor (not shown in the figure) is arranged in the processing cavity 11 and is detachably and electrically connected with the drying control circuit board 10 for acquiring a humidity signal in the processing cavity 11.
In this embodiment, a third port electrically connected to the humidity sensor may be further reserved in the processor (MCU) of the drying control circuit board 10, so as to trigger the humidity sensor to detect a humidity signal in the processing cavity 11 through the detection of the third port and the humidity sensor, and feed the humidity signal back to the main control board 20 through the communication terminal, so that the main control board 20 further determines a drying control policy according to the humidity signal, and thus the accuracy of drying control can be improved based on the setting of the drying control circuit board 10.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, apparatus (system) or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It should be noted that in the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The use of the words first, second, etc. do not denote any order. These words may be interpreted as names.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (14)
1. The utility model provides a stoving control circuit board which characterized in that includes:
a plate body;
the processor is arranged on the plate body and can receive a drying control instruction sent by a main control panel of an external device and generate a corresponding action control signal according to the drying control instruction;
the fan driving module is arranged on the plate body and electrically connected with the processor, and is used for generating a fan driving signal according to the action control signal transmitted by the processor, and the fan driving signal is used for driving an external drying fan to run or stop running;
the integrated amplification module is arranged on the plate body and electrically connected with the processor, and is used for converting the acquired action control signal into an amplification driving signal;
the first relay is arranged on the plate body and electrically connected with the integrated amplification module, the first relay can generate a first switching signal by receiving the amplification driving signal, and the first switching signal is used for controlling the opening or closing of a peripheral heater.
2. The drying control circuit board of claim 1, further comprising:
the communication terminal is arranged on the plate body and electrically connected with the processor, and the communication terminal can be connected to a main control board of the peripheral equipment so as to transmit the drying control instruction to the processor and enable the processor to generate the corresponding action control signal according to the drying control instruction.
3. The drying control circuit board of claim 2, further comprising:
and the control terminal is arranged on the plate body and electrically connected with the fan driving module, and can be connected to the external drying fan so as to transmit the driving signal to the drying fan through the control terminal.
4. The drying control circuit board of claim 3, further comprising:
and the switch terminal is arranged on the plate body and is electrically connected with the first relay, and the switch terminal can be connected to the external heater so as to transmit the first switch signal to the heater.
5. The drying control circuit board of claim 3, further comprising:
the second relay set up in on the plate body, respectively with integrated amplification module electricity is connected between the control terminal, the control terminal can also be connected to the condensate valve of peripheral hardware, the second relay is through receiving amplify drive signal and generate the second switching signal, the second switching signal is used for control to open or close the condensate valve of peripheral hardware, the condensate valve can be according to second switching signal control condensation pipeline switches on or ends.
6. The drying control circuit board of claim 2,
the processor also comprises a first port which is electrically connected with the first temperature sensor through an analog-to-digital converter so as to receive a first temperature signal acquired by the first temperature sensor,
wherein the first temperature sensor is disposed at one side of the heater.
7. The drying control circuit board of claim 6,
the processor further comprises a second port, the second port is electrically connected with a second temperature sensor through an analog-to-digital converter so as to receive a second temperature signal acquired by the second temperature sensor, and the second temperature sensor is arranged on the other side of the heater.
8. The drying control circuit board of claim 7,
the processor is further configured to: and generating a drying feedback signal according to the first temperature signal and/or the second temperature signal, and transmitting the drying feedback signal to the main control board through the communication terminal, so that the main control board determines whether to generate a corresponding drying adjustment instruction according to the drying feedback signal.
9. The drying control circuit board of claim 7,
the control terminal can also be connected to the air door driver of peripheral hardware, the air door driver includes the air door switch, fan drive signal still is used for: and controlling the air door switch to control the opening or closing of the air door at the air outlet through the air door switch.
10. The drying control circuit board of claim 7,
the processor can also be connected to a damper driver of a peripheral device, the damper driver including a damper drive motor, the motion control signal further for: and controlling the air door driving motor to operate so as to adjust the sectional area of the passage of the air outlet.
11. The drying control circuit board of claim 9 or 10,
the processor is further configured to: and receiving the air door position signal acquired by the air door driver, and transmitting the air door position signal to the main control board through the communication terminal.
12. The drying control circuit board of claim 3,
the third relay, set up in on the plate body, respectively with integrated amplification module electricity is connected between the control terminal, the control terminal can also be connected with the chip removing fan of peripheral hardware between the electricity, the third relay is through receiving drive signal generates the third switch signal, the third switch signal is used for control to open or close the chip removing fan of peripheral hardware.
13. The drying control circuit board according to any one of claims 1 to 10,
the processor further comprises a third port, and the third port is electrically connected with the humidity sensor through an analog-to-digital converter so as to receive the humidity signal acquired by the humidity sensor.
14. A laundry treating apparatus, comprising: a main control board, a drying fan, a heater and the drying control circuit board of any one of claims 1 to 13;
the main control panel is used for controlling and executing clothes washing operation and can generate a drying control instruction;
the drying control circuit board is detachably and electrically connected with the main control board to receive the drying control instruction and generate an action control signal according to the drying instruction;
the drying fan is detachably and electrically connected with the drying control circuit board to receive the action control signal;
the heater is detachably and electrically connected with the drying control circuit board to receive the action control signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910916102.0A CN112553833B (en) | 2019-09-26 | 2019-09-26 | Drying control circuit board and clothes treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910916102.0A CN112553833B (en) | 2019-09-26 | 2019-09-26 | Drying control circuit board and clothes treatment device |
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| CN112553833A true CN112553833A (en) | 2021-03-26 |
| CN112553833B CN112553833B (en) | 2023-03-14 |
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| JPH07323195A (en) * | 1994-05-31 | 1995-12-12 | Toshiba Corp | Washing machine/drying machine combining device |
| CN201435018Y (en) * | 2009-07-22 | 2010-03-31 | 深圳市德泽能源科技有限公司 | Dryer control circuit |
| JP2011072365A (en) * | 2009-09-29 | 2011-04-14 | Toshiba Corp | Washing machine |
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| CN112553833B (en) | 2023-03-14 |
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