High-power intelligent clothes drying rack control circuit and clothes drying rack system

Abstract

The utility model belongs to general control system technical field, concretely relates to a kind of high-power intelligent clothes hanger control circuit and clothes hanger system, and this clothes hanger control circuit includes: microcontroller, wireless receiving unit, motor positive and negative rotation drive unit, hall detection unit and limit detection unit;Wireless receiving unit receives the control instruction sent by wireless device;Motor positive and negative rotation drive unit drives clothes hanger rod to lift, and hall detection unit detects the positive rotation value and reverse rotation value of motor positive and negative rotation drive unit, to obtain the rising value or falling value of clothes hanger rod;Limit detection unit detects whether clothes hanger rod reaches upper limit value or lower limit value;The utility model can directly lift clothes hanger rod to place according to control instruction, without real-time operation in the process of clothes hanger rod lifting, on the one hand, clothes hanger rod lifting height is more accurate, on the other hand, also can satisfy intelligent demand.

Description

Technical Field

[0001] This utility model belongs to the field of general control system technology, specifically relating to control systems using digital processing devices, and particularly to a high-power intelligent clothes drying rack control circuit and clothes drying rack system. Background Technology

[0002] Electric clothes drying racks are becoming increasingly popular; however, the lifting and lowering functions of current electric clothes drying racks still require real-time operation and cannot meet the needs of intelligent operation.

[0003] Therefore, there is an urgent need to develop a new high-power intelligent clothes drying rack control circuit and clothes drying rack system to solve the technical problem that the existing electric clothes drying racks require real-time operation for lifting and lowering, which cannot meet the needs of intelligent operation.

[0004] It should be noted that the information disclosed in this background section is only for understanding the background technology of the present application concept, and therefore, the above description is not considered to constitute prior art information. Utility Model Content

[0005] This disclosure provides at least one high-power intelligent clothes drying rack control circuit and clothes drying rack system.

[0006] In a first aspect, embodiments of this disclosure provide a clothes rack control circuit, comprising: a microcontroller, a wireless receiving unit, a motor forward / reverse drive unit, a Hall effect detection unit, and a limit detection unit; wherein the wireless receiving unit, the motor forward / reverse drive unit, the Hall effect detection unit, and the limit detection unit are electrically connected to the microcontroller; the motor forward / reverse drive unit is movably connected to the clothes rack, the Hall effect detection unit is disposed facing the motor forward / reverse drive unit, and the limit detection unit is located at both ends of the clothes rack's movement path; the microcontroller is configured to receive control commands sent by a wireless device via the wireless receiving unit; the microcontroller is further configured to... The microcontroller is configured to drive the forward and reverse rotation drive unit of the motor to raise and lower the clothes drying rod according to the control command. The microcontroller is also configured to detect the forward and reverse rotation values ​​of the forward and reverse rotation drive unit of the motor through the Hall effect detection unit to obtain the rise or fall value of the clothes drying rod. The microcontroller is also configured to drive the forward and reverse rotation drive unit to stop raising the clothes drying rod after detecting that the clothes drying rod has reached the upper limit value through the limit detection unit, or the microcontroller is also configured to drive the forward and reverse rotation drive unit to stop lowering the clothes drying rod after detecting that the clothes drying rod has reached the lower limit value through the limit detection unit.

[0007] In one optional embodiment, the wireless receiving unit includes: a 433M wireless receiving chip; the 433M wireless receiving chip is electrically connected to a microcontroller; the microcontroller is configured to receive control commands sent by a wireless device via the 433M wireless receiving chip.

[0008] In one optional embodiment, the motor forward / reverse drive unit includes: a first driver, a second driver, and a motor; the first driver and the second driver are electrically connected to a microcontroller, the first driver is electrically connected to the positive terminal of the motor, and the second driver is electrically connected to the negative terminal of the motor; the motor is movably connected to the clothesline via a winding rope; the microcontroller is configured to drive the first driver and the second driver to generate current flowing from the positive terminal of the motor to the negative terminal of the motor or from the negative terminal of the motor to the positive terminal of the motor, so as to drive the motor to rotate forward or reverse, thereby driving the clothesline to rise and fall.

[0009] In one optional embodiment, the clothes rack control circuit further includes: a current sampling resistor; the current sampling resistor is electrically connected to the motor and electrically connected to a microcontroller; the microcontroller is configured to detect the current signal of the motor through the current sampling resistor.

[0010] In one optional embodiment, the Hall detection unit includes: a Hall sensor; the Hall sensor is electrically connected to a microcontroller, the Hall sensor is electrically connected to the positive and negative terminals of the motor, and the Hall sensor is positioned facing the motor; the microcontroller is configured to detect the forward and reverse rotation values ​​of the motor via the Hall sensor.

[0011] In one optional implementation, the limit detection unit includes an upper limit switch and a lower limit switch; the upper limit switch and the lower limit switch are electrically connected to a microcontroller, the upper limit switch is located at the top of the clothesline's movement path, and the lower limit switch is located at the bottom of the clothesline's movement path; the microcontroller is configured to detect whether the clothesline has reached the upper limit value via the upper limit switch; the microcontroller is also configured to detect whether the clothesline has reached the lower limit value via the lower limit switch.

[0012] In one alternative embodiment, the clothes rack control circuit further includes: a dual-source lighting unit; the dual-source lighting unit is electrically connected to a microcontroller; the microcontroller is configured to drive the dual-source lighting unit to power the LED lights via an AC source or a DC source.

[0013] In one optional embodiment, the clothes rack control circuit further includes: a voice access unit; the voice access unit is electrically connected to a microcontroller; the microcontroller is configured to acquire voice control signals through the voice access unit.

[0014] In one optional embodiment, the clothes rack control circuit further includes: a switching power supply unit and a step-down unit; the motor forward / reverse drive unit is electrically connected to the switching power supply unit, and the step-down unit is electrically connected to the switching power supply unit; the microcontroller, wireless receiver unit, Hall effect sensor unit, and limit switch detection unit are electrically connected to the step-down unit; the switching power supply unit is electrically connected to an AC source to convert AC power into DC power and supply it to the motor forward / reverse drive unit; the step-down unit is adapted to regulate and step down the DC power before supplying it to the microcontroller, wireless receiver unit, Hall effect sensor unit, and limit switch detection unit.

[0015] Secondly, embodiments of this disclosure also provide a clothes drying rack system, which includes: a clothes drying rack and a clothes drying rack control circuit as described above; wherein the clothes drying rack control circuit is installed on the clothes drying rack to control the raising and lowering of the clothes drying rack.

[0016] The beneficial effects of this utility model are that it sends control commands to the microcontroller through a wireless receiving unit. The microcontroller, together with the motor forward and reverse drive unit, Hall detection unit, and limit detection unit, can directly raise and lower the clothes drying rod to the designated position according to the control commands, without the need for real-time operation during the raising and lowering of the clothes drying rod. On the one hand, the raising and lowering height of the clothes drying rod is more accurate, and on the other hand, it can also meet the needs of intelligentization.

[0017] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objectives and other advantages of this invention are realized and obtained through the structures particularly pointed out in the description and the accompanying drawings.

[0018] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, preferred embodiments are described below in detail with reference to the accompanying drawings. Attached Figure Description

[0019] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0020] Figure 1 A schematic block diagram of a clothes rack control circuit provided in an embodiment of this disclosure; Figure 2 A circuit diagram of a microcontroller provided for an embodiment of this disclosure; Figure 3A circuit diagram of a wireless receiving unit provided for an embodiment of this disclosure; Figure 4 A circuit diagram of a motor forward and reverse rotation drive unit provided in an embodiment of this disclosure; Figure 5 A circuit diagram of a current sampling resistor provided in an embodiment of this disclosure; Figure 6 A circuit diagram of a Hall effect detection unit provided in an embodiment of this disclosure; Figure 7 A circuit diagram of a limit detection unit provided in an embodiment of this disclosure; Figure 8 A circuit diagram of a dual-source lighting unit provided in an embodiment of this disclosure; Figure 9 A circuit diagram of a voice access unit provided in an embodiment of this disclosure; Figure 10 A circuit diagram of a switching power supply unit provided in an embodiment of this disclosure; Figure 11 A circuit diagram of a voltage detection unit provided in an embodiment of this disclosure; Figure 12 A circuit diagram of a step-down unit provided in an embodiment of this disclosure; Figure 13 This is a circuit diagram of an alarm unit provided in an embodiment of the present disclosure.

[0021] In the picture: U3A, Microcontroller; U4, First Driver; U5, 433M Wireless Receiver Chip; U6, Second Driver; M1, Motor; R43, Current Sampling Resistor; P6, Hall Sensor; K1, Upper Limit Switch; K2, Lower Limit Switch. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0023] The terminology used herein is for the purpose of describing specific exemplary configurations only and is not intended to be limiting. As used herein, the singular articles “a,” “an,” and “the” may also be intended to include plural forms unless otherwise clearly stated herein. The terms “comprising,” “including,” and “having” are inclusive and thus specify the presence of features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or combinations thereof. The method steps, processes, and operations described herein should not be construed as requiring them to be performed in the specific order discussed or shown, unless specifically identified as such. Additional or alternative steps may be employed.

[0024] As used herein, the phrases “in one embodiment,” “according to one embodiment,” “in some embodiments,” etc., generally refer to the fact that a particular feature, structure, or characteristic following the phrase can be included in at least one embodiment of this disclosure. Therefore, a particular feature, structure, or characteristic can be included in more than one embodiment of this disclosure, such that these phrases do not necessarily refer to the same embodiment. As used herein, the terms “example,” “exemplary,” etc., are used to “serve as an example, instance, or illustration.” Any implementation, aspect, or design described herein as “example” or “exemplary” is not necessarily to be construed as preferred or superior to other implementations, aspects, or designs. Rather, the use of the terms “example,” “exemplary,” etc., is intended to present concepts in a specific manner.

[0025] Research has found that electric clothes drying racks are becoming increasingly popular; however, the lifting and lowering functions of current electric clothes drying racks still require real-time operation and cannot meet the needs of intelligent systems.

[0026] Based on the above research, this disclosure provides a high-power intelligent clothes drying rack control circuit and clothes drying rack system, which can directly raise and lower the clothes drying rod to the desired position according to control commands, without the need for real-time operation during the raising and lowering of the clothes drying rod. On the one hand, the raising and lowering height of the clothes drying rod is more precise, and on the other hand, it can also meet the needs of intelligentization.

[0027] The shortcomings of the above solutions are the result of the utility model inventor's practice and careful research. Therefore, the discovery process of the above problems and the solutions proposed in this disclosure below should be considered as contributions made by the utility model inventor to this disclosure.

[0028] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0029] The following detailed description, with reference to the accompanying drawings, describes some embodiments of the present invention. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0030] like Figures 1 to 13 As shown, at least one embodiment provides a clothes rack control circuit, which includes: a microcontroller U3A, a wireless receiving unit, a motor forward / reverse drive unit, a Hall effect detection unit, and a limit detection unit; wherein the wireless receiving unit, the motor forward / reverse drive unit, the Hall effect detection unit, and the limit detection unit are electrically connected to the microcontroller U3A; the motor forward / reverse drive unit is movably connected to the clothes rack, the Hall effect detection unit is disposed facing the motor forward / reverse drive unit, and the limit detection unit is located at both ends of the clothes rack's movement path; the microcontroller U3A is configured to receive control commands sent by a wireless device through the wireless receiving unit; the microcontroller U3A is also configured to... The microcontroller U3A is configured to control the forward and reverse rotation drive unit of the motor to raise and lower the clothes drying rod. Furthermore, the microcontroller U3A is configured to detect the forward and reverse rotation values ​​of the motor's forward and reverse rotation drive unit via a Hall effect detection unit to obtain the rising or falling value of the clothes drying rod. Additionally, the microcontroller U3A is configured to, upon detecting that the clothes drying rod has reached its upper limit value via a limit detection unit, stop the motor's forward and reverse rotation drive unit from raising the clothes drying rod; or, upon detecting that the clothes drying rod has reached its lower limit value via a limit detection unit, stop the motor's forward and reverse rotation drive unit from lowering the clothes drying rod.

[0031] Specifically, please refer to Figure 2 The U3A microcontroller can be, but is not limited to, an STM32 series microcontroller, and can perform functions such as signal reception, signal processing, and signal control.

[0032] In at least one embodiment, a control command is sent to the microcontroller U3A via a wireless receiving unit. The microcontroller U3A, in conjunction with the motor forward and reverse drive unit, Hall effect detection unit, and limit detection unit, can directly raise and lower the clothes drying rod to the designated position according to the control command. This eliminates the need for real-time operation during the raising and lowering of the clothes drying rod, resulting in more precise height adjustment and meeting intelligent requirements.

[0033] In at least one embodiment, please refer to Figure 3 The wireless receiving unit includes a 433M wireless receiving chip U5; the 433M wireless receiving chip U5 is electrically connected to a microcontroller U3A; the microcontroller U3A is configured to receive control commands sent by a wireless device through the 433M wireless receiving chip U5.

[0034] Specifically, please refer to Figure 3The 433M wireless receiver chip U5 can be, but is not limited to, the XY-MK-5V wireless receiver chip.

[0035] Specifically, the 433M wireless receiver chip U5 can communicate with mobile terminals, remote controls, etc., and directly obtain control commands wirelessly to meet intelligent needs.

[0036] In at least one embodiment, please refer to Figure 4 The motor forward and reverse drive unit includes: a first driver U4, a second driver U6, and a motor M1; the first driver U4 and the second driver U6 are electrically connected to a microcontroller U3A, the first driver U4 is electrically connected to the positive terminal of the motor M1, and the second driver U6 is electrically connected to the negative terminal of the motor M1; the motor M1 is movably connected to the clothesline via a winding rope; the microcontroller U3A is configured to drive the first driver U4 and the second driver U6 to generate current flowing from the positive terminal of the motor M1 to the negative terminal of the motor M1 or from the negative terminal of the motor M1 to the positive terminal of the motor M1, thereby driving the motor M1 to rotate forward or reverse, and thus driving the clothesline to rise and fall.

[0037] Specifically, please refer to Figure 4 The first driver U4, together with MOSFETs Q5A and Q5B and peripheral circuits, controls the motor M1. The first driver U4 can be, but is not limited to, an IRF520 MOSFET.

[0038] Specifically, please refer to Figure 4 The second driver U6, together with MOSFETs Q6A and Q6B and peripheral circuits, controls the motor M1. The second driver U6 can be, but is not limited to, an IRF520 MOSFET.

[0039] Specifically, please refer to Figure 4 The M1+ terminal is the positive terminal of motor M1, and the M1- terminal is the negative terminal of motor M1.

[0040] In at least one embodiment, please refer to Figure 5 The clothes rack control circuit further includes: a current sampling resistor R43; the current sampling resistor R43 is electrically connected to the motor M1 and the current sampling resistor R43 is electrically connected to the microcontroller U3A; the microcontroller U3A is configured to detect the current signal of the motor M1 through the current sampling resistor R43.

[0041] Specifically, please refer to Figure 5 The current sampling resistor R43 collects the current signal of motor M1 through the M1_SAMPING terminal and sends it to the microcontroller U3A via M1_ADC.

[0042] In at least one embodiment, please refer to Figure 6 The Hall detection unit includes a Hall sensor P6; the Hall sensor P6 is electrically connected to the microcontroller U3A, the Hall sensor P6 is electrically connected to the positive and negative terminals of the motor M1, and the Hall sensor P6 is positioned facing the motor M1; the microcontroller U3A is configured to detect the forward and reverse rotation values ​​of the motor M1 through the Hall sensor P6.

[0043] Specifically, please refer to Figure 6 The Hall sensor P6 sends the detection signal to the microcontroller U3A through the M1_HALL1 and M1_HALL2 terminals.

[0044] Specifically, the Hall sensor P6 is used to detect the rotation direction and speed of the motor M1, and then, in conjunction with the microcontroller U3A, can directly drive the motor M1 to rotate according to the control command.

[0045] In at least one embodiment, please refer to Figure 7 The limit detection unit includes an upper limit switch K1 and a lower limit switch K2. The upper limit switch K1 and the lower limit switch K2 are electrically connected to the microcontroller U3A. The upper limit switch K1 is located at the top of the clothes drying rod's movement path, and the lower limit switch K2 is located at the bottom of the clothes drying rod's movement path. The microcontroller U3A is configured to detect whether the clothes drying rod has reached the upper limit value through the upper limit switch K1. The microcontroller U3A is also configured to detect whether the clothes drying rod has reached the lower limit value through the lower limit switch K2.

[0046] Specifically, please refer to Figure 7 Once the clothesline reaches its upper limit, the upper limit switch K1 sends a corresponding detection signal to the microcontroller U3A via the XianWei1 terminal.

[0047] Specifically, please refer to Figure 7 Once the clothesline reaches the lower limit value, the lower limit switch K2 sends a corresponding detection signal to the microcontroller U3A through the XianWei2 terminal.

[0048] In at least one embodiment, please refer to Figure 8 The clothes rack control circuit further includes: a dual-source lighting unit; the dual-source lighting unit is electrically connected to a microcontroller U3A; the microcontroller U3A is configured to drive the dual-source lighting unit to supply power to the LED lights through an AC source or a DC source.

[0049] Specifically, please refer to Figure 8 The microcontroller U3A can control the MOSFET Q2 to turn on, so that the DC source 29V can supply power to the LED lamp through the ZLZM terminal.

[0050] Specifically, please refer to Figure 8 The microcontroller U3A can control the transistor Q1 to drive the relay REALAY1, so that the AC source (L, N) can supply power to the LED light through the JLZM terminal.

[0051] In at least one embodiment, please refer to Figure 9 The clothes rack control circuit further includes: a voice access unit; the voice access unit is electrically connected to the microcontroller U3A; the microcontroller U3A is configured to acquire voice control signals through the voice access unit.

[0052] Specifically, please refer to Figure 9 The voice access unit connects to a voice recognition device (such as Xiao Ai) via interface P4 to achieve voice recognition functionality.

[0053] In at least one embodiment, please refer to Figures 10 to 12 The clothes rack control circuit further includes: a switching power supply unit and a step-down unit; the motor forward and reverse drive unit is electrically connected to the switching power supply unit, and the step-down unit is electrically connected to the switching power supply unit; the microcontroller U3A, the wireless receiving unit, the Hall detection unit, and the limit detection unit are electrically connected to the step-down unit; the switching power supply unit is electrically connected to an AC source to convert AC power into DC power and supply it to the motor forward and reverse drive unit; the step-down unit is adapted to regulate and step down the DC power before supplying it to the microcontroller U3A, the wireless receiving unit, the Hall detection unit, and the limit detection unit.

[0054] Specifically, please refer to Figure 10 The switching power supply unit consists of a rectifier bridge D050, a transformer T050, a power chip IC100, and peripheral circuits. It can realize functions such as AC power conversion to DC power, voltage reduction, and switching control.

[0055] Specifically, please refer to Figure 11 The clothes rack control circuit also includes a voltage detection unit, which uses resistors R9 and R10 to detect the 29V input voltage to ensure the stability of the input voltage.

[0056] Specifically, please refer to Figure 12 The step-down unit includes step-down chip U1 and step-down chip U2, which can convert the 29V input voltage into 12V and 5V voltage to power each module.

[0057] In at least one embodiment, please refer to Figure 13 The clothes rack control circuit further includes an alarm unit; the alarm unit is electrically connected to the microcontroller U3A; the microcontroller U3A is configured to provide alarm prompts through the alarm unit.

[0058] Specifically, the alarm unit includes a buzzer1, which can provide alarm notification.

[0059] Based on the same technical concept, at least one embodiment also provides a clothes drying rack system, which includes: a clothes drying rack and a clothes drying rack control circuit as described above; wherein the clothes drying rack control circuit is installed on the clothes drying rack to control the raising and lowering of the clothes drying rack.

[0060] In summary, this utility model sends control commands to the microcontroller via a wireless receiving unit. The microcontroller, in conjunction with the motor forward and reverse drive unit, Hall effect detection unit, and limit detection unit, can directly raise and lower the clothes drying rod to the designated position according to the control commands, without the need for real-time operation during the raising and lowering of the clothes drying rod. This results in more precise height adjustment of the clothes drying rod and also meets the requirements of intelligent operation.

[0061] The disclosures and other solutions, examples, embodiments, modules, and functional operations described in this document can be implemented in digital electronic circuits, or computer software, firmware, or hardware, including the structures disclosed in this document and their structural equivalents, or combinations thereof. The disclosures and other embodiments can be implemented as one or more computer program products, i.e., one or more modules of computer program instructions encoded on a tangible and non-volatile computer-readable medium for execution by a data processing apparatus or for controlling the operation of the data processing apparatus. The computer-readable medium can be a machine-readable storage device, a machine-readable storage substrate, a storage device, a material composition that influences machine-readable propagated signals, or one or more of these. The terms "data processing unit" or "data processing apparatus" include all means, devices, and machines for processing data, including, for example, programmable processors, computers, or multiprocessors or computer groups. In addition to hardware, the apparatus may also include code that creates an execution environment for a computer program, such as code constituting processor firmware, a protocol stack, a database management system, an operating system, or combinations thereof. The propagated signals are artificially generated signals, such as machine-generated electrical, optical, or electromagnetic signals, which are generated to encode information for transmission to a suitable receiver device.

[0062] Computer programs (also known as programs, software, software applications, scripts, or code) can be written in any programming language (including compiled or interpreted languages) and can be deployed in any form, including as standalone programs or as modules, components, subroutines, or other units suitable for use in a computing environment. A computer program does not necessarily correspond to a file in a file system. A program can be stored in a portion of a file that holds other programs or data (e.g., one or more scripts stored in a markup language document), in a single file dedicated to that program, or in multiple coordinating files (e.g., a file storing one or more modules, subroutines, or portions of code). Computer programs can be deployed and executed on one or more computers located at a single site or distributed across multiple sites interconnected by a communication network.

[0063] The processing and logic flows described in this document can be executed by one or more programmable processors that execute one or more computer programs to perform functions by manipulating input data and generating outputs. The processing and logic flows can also be executed by special-purpose logic circuitry, and the devices can be implemented as special-purpose logic circuitry, such as FPGAs (Field-Programmable Gate Arrays) or ASICs (Application-Specific Integrated Circuits).

[0064] For example, processors suitable for executing computer programs include general-purpose and special-purpose microprocessors, as well as any one or more of any type of digital computer. Typically, the processor receives instructions and data from read-only memory or random access memory, or both. The basic components of a computer are a processor that executes instructions and one or more storage devices that store the instructions and data. Typically, a computer will also include one or more mass storage devices for storing data, such as magnetic disks, magneto-optical disks, or optical disks, or operatively coupled to receive data from or transfer data to mass storage devices, or both. However, a computer does not necessarily have such devices. Computer-readable media suitable for storing computer program instructions and data include all forms of non-volatile memory, media, and memory devices, including, for example, semiconductor memory devices such as erasable programmable read-only memory (EPROM), electrically erasable programmable read-only memory (EEPROM), and flash memory devices; magnetic disks, such as internal hard disks or removable disks; magneto-optical disks; and optical disc read-only memory (CD ROM) and digital versatile optical disc read-only memory (DVD-ROM). The processor and memory may be supplemented by dedicated logic circuitry or incorporated into dedicated logic circuitry.

[0065] While this patent document contains numerous details, it should not be construed as limiting any utility model or the scope of the claims, but rather as a description of features of a particular embodiment of a particular utility model. Certain features described in the context of individual embodiments may also be implemented in combination in a single embodiment. Conversely, various functions described in the context of a single embodiment may also be implemented individually in multiple embodiments, or in any suitable sub-combination. Furthermore, although the foregoing features may be described as functioning in certain combinations, or even initially claimed to be so, in some cases one or more features from a combination of claims may be removed from the combination, and a combination of claims may refer to a sub-combination or a variation of a sub-combination.

[0066] Similarly, although the operations are described in a specific order in the accompanying drawings, this should not be construed as requiring the specific order or sequence shown to perform such operations, or all the described operations, in order to obtain the desired result. Furthermore, the separation of various system components in the embodiments of this patent document should not be construed as requiring such separation in all embodiments.

[0067] Only some implementations and examples are described; other implementations, enhancements, and variations can be made based on the content described and illustrated in this patent document.

[0068] When no intermediate component exists other than a line, trace, or other medium between the first and second components, the first component is directly coupled to the second component. When an intermediate component other than a line, trace, or other medium exists between the first and second components, the first component is indirectly coupled to the second component. The term "coupling" and its variations include direct coupling and indirect coupling. Unless otherwise stated, the term "about" is used to mean a range including upper and lower 10% of the value.

[0069] While several embodiments are provided in this disclosure, it should be understood that the disclosed systems and methods may be embodied in many other specific forms without departing from the spirit or scope of this disclosure. The present examples are intended to be illustrative rather than restrictive and are not limited to the details given. For example, various elements or components may be combined or integrated into another system, or certain features may be omitted or not implemented.

[0070] In the several embodiments provided herein, it should be understood that the disclosed apparatus and methods can also be implemented in other ways. The apparatus embodiments described above are merely illustrative; for example, the flowcharts and block diagrams in the accompanying drawings illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods, and computer program products according to various embodiments of the present invention. In this regard, each block in a flowchart or block diagram may represent a module, segment, or portion of code containing one or more executable instructions for implementing a specified logical function. It should also be noted that in some alternative implementations, the functions marked in the blocks may occur in a different order than those marked in the drawings. For example, two consecutive blocks may actually be executed substantially in parallel, and they may sometimes be executed in reverse order, depending on the functions involved. It should also be noted that each block in a block diagram and / or flowchart, and combinations of blocks in block diagrams and / or flowcharts, can be implemented using a dedicated hardware-based system that performs the specified function or action, or using a combination of dedicated hardware and computer instructions.

[0071] Furthermore, without departing from the scope of this disclosure, the discrete or individual technologies, systems, subsystems, and methods described and illustrated in the various embodiments may be combined or integrated with other systems, modules, technologies, or methods. Other items shown or discussed as coupled may be directly connected or indirectly coupled or communicated via some interface, device, or intermediate component in an electrical, mechanical, or other manner. Those skilled in the art can identify other examples of changes, substitutions, and modifications without departing from the spirit and scope of this disclosure.

Claims

1. A high-power intelligent clothes drying rack control circuit, characterized in that, include: Microcontroller, wireless receiving unit, motor forward and reverse drive unit, Hall effect detection unit, and limit detection unit; in The wireless receiving unit, the motor forward and reverse rotation drive unit, the Hall detection unit, and the limit detection unit are electrically connected to the microcontroller. The motor forward and reverse rotation drive unit is movably connected to the clothes drying rod, the Hall detection unit is positioned facing the motor forward and reverse rotation drive unit, and the limit detection unit is located at both ends of the clothes drying rod's movement path; The microcontroller is configured to receive control commands sent by a wireless device via a wireless receiving unit. The microcontroller is further configured to drive the forward and reverse rotation drive unit of the motor to raise and lower the clothes drying rod according to control commands, and the microcontroller is further configured to detect the forward and reverse rotation values ​​of the forward and reverse rotation drive unit of the motor through a Hall effect detection unit to obtain the rising or falling value of the clothes drying rod; and The microcontroller is also configured to, after detecting through the limit detection unit that the clothesline has reached its upper limit value, further configure the drive motor forward and reverse drive unit to stop driving the clothesline upward, or The microcontroller is also configured to stop driving the clothesline to descend after the limit detection unit detects that the clothesline has reached the lower limit value.

2. The high-power intelligent clothes drying rack control circuit as described in claim 1, characterized in that, The wireless receiving unit includes: a 433M wireless receiving chip; The 433M wireless receiver chip is electrically connected to the microcontroller; The microcontroller is configured to receive control commands sent by wireless devices via a 433M wireless receiver chip.

3. The high-power intelligent clothes drying rack control circuit as described in claim 1, characterized in that, The motor forward and reverse rotation drive unit includes: a first driver, a second driver, and a motor; The first driver and the second driver are electrically connected to the microcontroller. The first driver is electrically connected to the positive terminal of the motor, and the second driver is electrically connected to the negative terminal of the motor. The motor is movably connected to the clothesline via a rope. The microcontroller is configured to drive the first driver and the second driver to generate current flowing from the positive terminal of the motor to the negative terminal of the motor or from the negative terminal of the motor to the positive terminal of the motor, so as to drive the motor to rotate forward or reverse, thereby driving the clothes drying rod to rise or fall.

4. The high-power intelligent clothes drying rack control circuit as described in claim 3, characterized in that, Also includes: Current sampling resistor; The current sampling resistor is electrically connected to the motor and the current sampling resistor is electrically connected to the microcontroller; The microcontroller is configured to detect the motor's current signal via a current sampling resistor.

5. The high-power intelligent clothes drying rack control circuit as described in claim 3, characterized in that, The Hall detection unit includes: a Hall sensor; The Hall sensor is electrically connected to the microcontroller, and the Hall sensor is electrically connected to the positive and negative terminals of the motor, with the Hall sensor facing the motor. The microcontroller is configured to detect the forward and reverse rotation values ​​of the motor via a Hall sensor.

6. The high-power intelligent clothes drying rack control circuit as described in claim 1, characterized in that, The limit detection unit includes: an upper limit switch and a lower limit switch; The upper limit switch and the lower limit switch are electrically connected to the microcontroller. The upper limit switch is located at the top of the clothes drying rod's movement path, and the lower limit switch is located at the bottom of the clothes drying rod's movement path. The microcontroller is configured to detect whether the clothesline has reached the upper limit value via an upper limit switch; The microcontroller is also configured to detect whether the clothesline has reached the lower limit value via a lower limit switch.

7. The high-power intelligent clothes drying rack control circuit as described in claim 1, characterized in that, Also includes: Dual-source lighting unit; The dual-source lighting unit is electrically connected to the microcontroller; The microcontroller is configured to drive the dual-source lighting unit to power the LED lamps via an AC or DC source.

8. The high-power intelligent clothes drying rack control circuit as described in claim 1, characterized in that, Also includes: Voice access unit; The voice access unit is electrically connected to the microcontroller; The microcontroller is configured to acquire voice control signals via a voice access unit.

9. The high-power intelligent clothes drying rack control circuit as described in claim 1, characterized in that, Also includes: Switching power supply unit and step-down unit; The motor forward and reverse drive unit is electrically connected to the switching power supply unit, and the step-down unit is electrically connected to the switching power supply unit; The microcontroller, wireless receiving unit, Hall effect detection unit, limit detection unit, and step-down unit are electrically connected; The switching power supply unit is electrically connected to an AC source to convert AC power into DC power and supply it to the motor forward and reverse drive unit; The step-down unit is suitable for regulating and stepping down DC power before supplying it to the microcontroller, wireless receiving unit, Hall effect detection unit, and limit detection unit.

10. A clothes drying rack system, characterized in that, include: Clothes rack and the high-power intelligent clothes rack control circuit as described in any one of claims 1-9; in The high-power intelligent clothes drying rack control circuit is installed on the clothes drying rack to control the raising and lowering of the clothes drying rack.

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