CN209928251U - Control device and household appliance - Google Patents
Control device and household appliance Download PDFInfo
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- CN209928251U CN209928251U CN201921119024.3U CN201921119024U CN209928251U CN 209928251 U CN209928251 U CN 209928251U CN 201921119024 U CN201921119024 U CN 201921119024U CN 209928251 U CN209928251 U CN 209928251U
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Abstract
The application provides a control device and a household appliance, wherein the control device is used for controlling the work of the household appliance. The control equipment comprises a plurality of control chips, wherein the functions of the control chips in the control chips are different, and the control chips are used for acquiring working signals of the running of the household appliance, calculating the control signals according to the working signals and controlling the work of the household appliance according to the control signals. In the control equipment, the control chips with different functions cooperatively work to control the work of the household appliance, so that the problem that more functions are integrated by only one control chip in the prior art is avoided, the requirement on a single control chip is reduced, the reliability and the service life of the control chip are improved, and the problem that the reliability of the control chip in the prior art is poor is solved.
Description
Technical Field
The application relates to the field of household appliances, in particular to a control device and a household appliance.
Background
At present, the existing household appliance control device generally adopts a single control chip to control the work of the household appliance, for example, for the household appliance such as an air conditioner, the control chip needs to collect relevant input signals (such as temperature, current, voltage, etc.), and performs control operation according to the input signals; judging the action condition of the output related load according to the operation (for example, determining the frequency of the related load such as a compressor, a fan and the like and/or the rotating speed of the fan according to the operation condition); meanwhile, the action change condition of the load is monitored in real time so as to predict the reliability of the load and the like.
The control chip integrates more functions, so that the reliability is poor, and the service life of the control chip can be shortened when input and output are not stopped, so that the service life of the household appliance can be influenced, and whether the household appliance can normally work can be influenced.
The above information disclosed in this background section is only for enhancement of understanding of the background of the technology described herein and, therefore, certain information may be included in the background that does not form the prior art that is already known in this country to a person of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
The main purpose of this application is to provide a controlgear and domestic appliance to solve the relatively poor problem of control chip's reliability among the prior art.
In order to achieve the above object, according to one aspect of the present application, there is provided a control device for controlling an operation of a home appliance, including a plurality of control chips, each of the plurality of control chips having a different function, and the plurality of control chips being configured to obtain an operation signal of the operation of the home appliance, calculate a control signal according to the operation signal, and control the operation of the home appliance according to the control signal.
Furthermore, the number of the control chips is two, and the two control chips are respectively a first control chip and a second control chip, wherein the first control chip is used for obtaining a working signal of the operation of the household appliance and controlling the work of the household appliance according to the control signal, and the second control chip is used for receiving the working signal and performing operation according to the working signal to obtain the control signal and transmit the control signal to the first control chip.
Further, the control device further comprises a control main board, and the control main board acquires the working signal and sends the working signal to the first control chip and receives the control signal of the first control chip.
Further, the first control chip and the second control chip are integrated in the control main board.
Further, one of the first control chip and the second control chip is integrated in the control main board, and the other is not integrated in the control main board.
Further, neither the first control chip nor the second control chip is integrated in the control motherboard.
Further, the first control chip comprises a first wireless communication module, the second control chip comprises a second wireless communication module, and the working signal and/or the control signal are transmitted through the first wireless communication module and the second wireless communication module.
Further, the first control chip comprises a first interface, the second control chip comprises a second interface, and the first interface and the second interface are connected to transmit the working signal and/or the control signal.
Further, the control main board comprises a third wireless communication module, and the control signal is transmitted through the third wireless communication module and the first wireless communication module.
Further, the control main board includes a third interface, and the third interface is connected to the first interface to transmit the working signal, or to transmit the control signal and the working signal.
According to another aspect of the present application, there is provided a home appliance including a control device, the control device being any one of the control devices.
By applying the technical scheme of the application, in the control equipment, the functions of the control chips are different, and the control chips are used for acquiring the working signals of the running of the household appliance, calculating the control signals according to the working signals and controlling the working of the household appliance according to the control signals. The work that domestic appliance was controlled in the cooperative work of a plurality of different control chip of function has avoided only adopting a control chip integrated more function among the prior art to reduced the requirement to single control chip, and then improved control chip's reliability and life, solved the relatively poor problem of control chip's reliability among the prior art.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
fig. 1 shows a schematic structural diagram of a control device according to an embodiment of the present application;
fig. 2 shows a schematic structural diagram of a control device according to another embodiment of the present application;
fig. 3 shows a schematic structural diagram of a control device according to yet another embodiment of the present application;
fig. 4 shows a schematic structural diagram of a control device according to a further embodiment of the present application; and
fig. 5 to 9 show schematic structural diagrams of control devices according to four further embodiments of the present application.
Wherein the figures include the following reference numerals:
10. a first control chip; 20. a second control chip; 30. a control main board; 40. a first wireless communication module; 50. a second wireless communication module; 60. a first interface; 70. a second interface; 80. a third wireless communication module; 90. and a third interface.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
As described in the background of the invention, in order to solve the problem that the reliability of the control chip in the prior art is poor, according to the embodiment of the present application, a control device and a household appliance are provided.
In an exemplary embodiment of the present application, a control device for controlling an operation of a home appliance is provided. The control equipment comprises a plurality of control chips, wherein the functions of the control chips in the control chips are different, the control chips are used for acquiring working signals of the running of the household appliance, calculating the control signals according to the working signals and controlling the work of the household appliance according to the control signals, namely, the functions of one control chip in the prior art are divided into a plurality of parts in the control equipment, the functions of the parts are completed by one control chip, and information is transmitted among the control chips. Specifically, referring to fig. 1 to 9, in the embodiment of fig. 1 to 9, there are two control chips.
In the control equipment, any two control chips have different functions, and all the control chips work cooperatively to acquire working signals of the running of the household appliance, calculate the control signals according to the working signals and control the working of the household appliance according to the control signals. The work that domestic appliance was controlled in the cooperative work of a plurality of different control chip of function has avoided only adopting a control chip integrated more function among the prior art to reduced the requirement to single control chip, and then improved control chip's reliability and life, solved the relatively poor problem of control chip's reliability among the prior art.
It should be noted that, the functions of any two control chips are different, which means that the functions of any two control chips are not completely the same.
It should be further noted that the functions of the plurality of control chips in the control device in the present application may be the same as the functions of one control chip in the prior art, that is, the only difference between the two is that: in the application, a plurality of control chips are adopted to realize the same function, and in the prior art, one control chip is adopted to realize the same function.
It should be noted that the number of the control chips in the present application may be determined according to actual situations, for example, the number of the control chips may be determined according to the number of data that all the control chips need to process and the number of data to be transmitted, and the specific number of the control chips may be 3, or more than 3, or 2.
In addition, it should be noted that the household appliance in the present application may be any feasible household appliance in the prior art, such as an air conditioner, a water heater, a humidifier, a garment steamer, a floor sweeping robot, an automatic wok, or other appliances, and a person skilled in the art may apply the control device to a suitable household appliance according to actual conditions.
In a specific embodiment of the present application, the control device is used for controlling the operation of an air conditioner, which is an air conditioner, and may be any air conditioner in the prior art, such as an air conditioner including a compressor, a fan, a condenser, an evaporator, and a four-way valve.
In an embodiment of the present application, as shown in fig. 1 to 9, the number of the control chips is two, and the two control chips are respectively a first control chip 10 and a second control chip 20, where the first control chip 10 is configured to obtain a working signal for operating a household appliance and control the household appliance to operate according to the control signal, and the second control chip 20 is configured to receive the working signal and perform an operation according to the working signal to obtain the control signal and transmit the control signal to the first control chip 10. The functions of the first control chip 10 and the second control chip 20 are different, the first control chip 10 is simple in design, the operation of the household appliance is emphasized to be obtained and controlled according to the control signal, the second control chip 20 is high in operation precision and high in operation speed, the operation is emphasized to be carried out according to the working signal to obtain the control signal, and the first control chip 10 and the second control chip 20 work in a cooperative mode, so that the working efficiency of the control device is improved, the reliability of the control chip is improved, and the service life of the control chip is prolonged. On the basis of ensuring the reliability and the service life of the control chips, the structure of the control device can be simplified by reducing the number of the control chips, the manufacturing structure is simplified, and the manufacturing cost is saved.
In practical applications, in order to control operations of various devices in a household appliance, in an embodiment of the present application, as shown in fig. 1 to 9, the control device further includes a control main board 30, and the control main board 30 is configured to obtain the operation signal, send the operation signal to the first control chip, and receive a control signal sent by the first control chip 10. The control main board 30 is electrically connected with the signal acquisition device and used for acquiring working signals of the household appliance and sending the working signals to the first control chip 10, and the control main board 30 receives the control signals sent by the first control chip 10, so that the work of each part structure of the household appliance is controlled, and the work efficiency of the control equipment is further improved.
Of course, the control motherboard in this application may not be electrically connected to the acquisition device to obtain the working signal, and any other suitable manner may be adopted to enable the first control chip to obtain the working signal, for example, directly electrically connecting the first control chip and the acquisition device.
It should be noted that, in the case that the control main board obtains the operating signal, the operating signal of the household appliance has a plurality of operating signals, for example, a temperature signal, a current signal and a voltage signal, the control main board is electrically connected with the plurality of signal acquisition devices, the plurality of signal acquisition devices are used for acquiring a plurality of operating signals, and the plurality of operating signals are transmitted to the first control chip through the control main board. Specifically, the signal acquisition device may include a thermal bulb, a current sensor, a voltage sensor, and the like.
In a specific embodiment of the present application, as shown in fig. 1 to 3, the first control chip 10 and the second control chip 20 are integrated in the control motherboard 30. Therefore, the manufacturing process of the control equipment can be simplified, the manufacturing efficiency is improved, and the first control chip and the second control chip are integrated on the control main board, so that the reliability of the control equipment can be further improved.
In the embodiment of fig. 1 to fig. 3, in an actual application process, when a load controlled by the control device is a switch with a large pull-in action, if the load is close to the first control chip 10, a large glitch signal generated during the load operation may damage the first control chip 10 (if a parameter of the type selection of the pin RC of the first control chip 10 is not reasonable, the glitch signal may cause the pin RC of the first control chip 10 to fail). The above embodiment requires a strong anti-interference capability of the first control chip 10, thereby increasing the cost of the first control chip 10. In order to better alleviate this problem, in another specific embodiment of the present application, as shown in fig. 4 to 6, neither the first control chip 10 nor the second control chip 20 is integrated in the control motherboard 30. In this embodiment, the first control chip 10 is connected to the control motherboard 30 in a plug-in manner, and the second control chip 20 is connected to the first control chip 10 in a plug-in manner, so that the first control chip 10 is plug-in to reduce the damage of the working signal to the first control chip 10.
It should also be noted that the above-described embodiments of fig. 4-6 facilitate updating procedures and after-market repair, saving costs of after-market upgrade and repair. Specifically, in the embodiments of fig. 1 to 3, when the performance of the after-sale complaint home appliance is not good, for example, the unreliability problems such as poor cooling/heating capability of the complaint air conditioner, the after-sale maintenance staff need to replace the control device, the implementation manners of fig. 4 to 6 can avoid the work of disassembling and assembling the control device during after-sale maintenance, the maintenance staff only needs to plug the plug-in control chip into the control motherboard according to the interface pair, does not need to disassemble and assemble the control device, does not need to contrast the structure diagram of the entire home appliance, finds out the complex work of replacing the corresponding control device through the corresponding relationship, and for the technical development staff, only needs to update and upgrade the program of the plug-in control chip, thereby reducing the upgrading and maintaining costs.
In the embodiments of fig. 4 to 6, once the external chip fails, the controller cannot work, and in order to further ensure that the control device can work effectively, as shown in fig. 7 to 9, the first control chip 10 is integrated in the control motherboard 30, and the second control chip 20 is not integrated in the control motherboard 30. In this embodiment, the second control chip 20 is connected to the control motherboard in a plug-in manner, which not only buffers the glitch signal and weakens the working signal input to the second control chip 20, thereby reducing the damage to the second control chip 20, but also facilitates the program update and after-sales repair of the second control chip 20, thereby saving the cost of after-sales upgrade and repair.
In another embodiment of the application, the first control chip not only has the capability of acquiring the working signal and the control signal, but also retains the original function logic, that is, the function of calculating according to the working signal, obtaining the control signal and controlling the household appliance is also retained. Therefore, when the second control chip fails, the normal work of the household appliance can be ensured, namely the control equipment of the household appliance normally works according to the original control logic (only other new functions of the second control chip, such as a neural network control algorithm, are reduced), and after the new second control chip is replaced, the household appliance controller operates according to the latest program, so that the complaint that the household appliance does not work can be reduced.
The transmission of signals between each control chip in this application can be through connecting the pin (interface) of two control chips that need signal transmission and carrying out the transmission, also can carry out the transmission through wireless communication.
In a specific embodiment of the present application, as shown in fig. 1, 3, 4, 6, 7 and 9, the first control chip 10 includes a first wireless communication module 40, the second control chip 20 includes a second wireless communication module 50, and the operating signal and/or the control signal are transmitted through the first wireless communication module 40 and the second wireless communication module 50. The first control chip 10 and the second control chip 20 transmit the working signal and/or the control signal through wireless communication, and this transmission mode simplifies the connection structure in the control device and further improves the working efficiency of the control device.
In another specific embodiment of the present application, as shown in fig. 2, fig. 3, fig. 5, fig. 6, fig. 8 and fig. 9, the first control chip 10 includes a first interface 60, the second control chip 20 includes a second interface 70, and the first interface 60 and the second interface 70 are connected to transmit the working signal and/or the control signal. The first control chip 10 and the second control chip 20 transmit the working signal and/or the control signal through the interface, and this transmission mode improves the anti-interference capability of the control chip, and further improves the reliability of the control chip. Moreover, the cost of the method is low.
Of course, the first control chip and the second control chip in the present application are not limited to the structures shown in fig. 1 and fig. 2, and as shown in fig. 3, the first control chip and the second control chip in the present application may respectively include an interface and a wireless communication module, so that a plurality of signals may be transmitted in two ways.
It should be further noted that, in the present application, transmission of the control signal between the control motherboard and the first control chip may be transmitted through interface connection, and may also be transmitted through the wireless communication module.
In a specific embodiment of the present application, as shown in fig. 1 to 9, the control main board 30 includes a third interface 90, and the third interface 90 is connected to the first interface 60 to transmit the working signal, or to transmit the control signal and the working signal. The first control chip 10 and the control motherboard 30 transmit the working signal and/or the control signal through the interface, and this transmission mode improves the anti-interference capability of the control chip, and further improves the reliability of the control chip.
In a more specific embodiment, the working signal and the control signal are transmitted through the first interface and the third interface, and the control mainboard and the first control chip are simpler in structure and lower in cost due to the mode.
In another specific embodiment of the present application, as shown in fig. 1, 3, 4, 6, 7 and 9, the control main board 30 includes a third wireless communication module 80, and the control signal is transmitted through the third wireless communication module 80 and the first wireless communication module 40. The first control chip 10 and the control main board 30 transmit the control signal through wireless communication, and this transmission mode simplifies the connection structure in the control device and further improves the working efficiency of the control device.
An embodiment of the present application further provides a household appliance, which includes a control device, where the control device is any one of the above control devices.
The household appliance comprises the control equipment, the control chips with different functions in the control equipment cooperate to control the work of the household appliance, the problem that in the prior art, more functions are integrated by only one control chip is avoided, the requirement on a single control chip is lowered, the reliability and the service life of the control chip are improved, and the working reliability of the household appliance is improved.
In order to make the technical solutions of the present application more clearly understood by those skilled in the art, the technical solutions of the present application will be described below with reference to specific embodiments.
Example 1
As shown in fig. 2, the control device is a control device in an air conditioner, and the control device includes a first control chip 10, a second control chip 20, and a control main board 30. The first control chip 10 and the second control chip 20 are integrated in the control main board 30, the first control chip 10 includes a first interface 60, the second control chip 20 includes a second interface 70, the first interface 60 and the second interface 70 are connected to transmit a working signal and a control signal, the control main board 30 includes a third interface 90, and the third interface 90 and the first interface 60 are connected to transmit a control signal and a working signal.
Example 2
As shown in fig. 5, the control device is a control device in an air conditioner, and the control device includes a first control chip 10, a second control chip 20, and a control main board 30. The first control chip 10 and the second control chip 20 are not integrated in the control main board 30, the first control chip 10 includes a first interface 60, the second control chip 20 includes a second interface 70, the first interface 60 and the second interface 70 are connected to transmit a working signal and a control signal, the control main board 30 includes a third interface 90, and the third interface 90 and the first interface 60 are connected to transmit a control signal and a working signal.
Example 3
As shown in fig. 8, the control device is a control device in an air conditioner, and the control device includes a first control chip 10, a second control chip 20, and a control main board 30. One of the first control chip 10 and the second control chip 20 is integrated in the control motherboard 30, and the other is not integrated in the control motherboard 30, the first control chip 10 includes a first interface 60, the second control chip 20 includes a second interface 70, the first interface 60 and the second interface 70 are connected to transmit an operating signal and a control signal, the control motherboard 30 includes a third interface 90, and the third interface 90 and the first interface 60 are connected to transmit a control signal and an operating signal.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
1) in the control device of this application, two arbitrary control chips ' function is different, and all control chips collaborative work acquire domestic appliance operation's working signal, calculate control signal according to working signal and control domestic appliance's work according to control signal. The work that domestic appliance was controlled in the cooperative work of a plurality of different control chip of function has avoided only adopting a control chip integrated more function among the prior art to reduced the requirement to single control chip, and then improved control chip's reliability and life, solved the relatively poor problem of control chip's reliability among the prior art. And the implementation mode of the plug-in control chip can improve the efficiency of updating programs and after-sale maintenance and save the cost of after-sale upgrading and maintenance.
2) In the household appliance, including foretell controlgear, the work that domestic appliance was controlled in the different control chip collaborative work of a plurality of functions in the controlgear, avoided only adopting the more function of a control chip integration among the prior art, reduced the requirement to single control chip, improved control chip's reliability and life, improved the reliability of domestic appliance work.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (11)
1. The control equipment is used for controlling the work of household appliances and is characterized by comprising a plurality of control chips, wherein the functions of the control chips in the control chips are different, and the control chips are used for acquiring working signals of the running of the household appliances, calculating control signals according to the working signals and controlling the work of the household appliances according to the control signals.
2. The control device according to claim 1, wherein there are two control chips, which are a first control chip and a second control chip, respectively, wherein the first control chip is configured to obtain a working signal for operating the household appliance and control the household appliance to operate according to the control signal, and the second control chip is configured to receive the working signal and perform an operation according to the working signal to obtain the control signal and transmit the control signal to the first control chip.
3. The control device according to claim 2, further comprising a control motherboard that obtains the working signal and sends the working signal to the first control chip and receives the control signal of the first control chip.
4. The control device according to claim 3, wherein the first control chip and the second control chip are integrated in the control motherboard.
5. The control device according to claim 3, wherein one of the first control chip and the second control chip is integrated in the control motherboard, and the other is not integrated in the control motherboard.
6. The control device according to claim 3, wherein neither the first control chip nor the second control chip is integrated in the control motherboard.
7. The control device according to any one of claims 3 to 6, wherein the first control chip comprises a first wireless communication module, the second control chip comprises a second wireless communication module, and the operating signal and/or the control signal are transmitted through the first wireless communication module and the second wireless communication module.
8. The control device according to any one of claims 3 to 6, characterized in that the first control chip comprises a first interface and the second control chip comprises a second interface, the first interface and the second interface being connected to transmit the operating signal and/or the control signal.
9. The control device according to claim 7, wherein the control main board includes a third wireless communication module, and the control signal is transmitted through the third wireless communication module and the first wireless communication module.
10. The control device according to claim 8, wherein the control motherboard includes a third interface, and the third interface and the first interface are connected to transmit the operation signal or transmit the control signal and the operation signal.
11. A household appliance comprising a control device, characterized in that the control device is a control device according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921119024.3U CN209928251U (en) | 2019-07-16 | 2019-07-16 | Control device and household appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921119024.3U CN209928251U (en) | 2019-07-16 | 2019-07-16 | Control device and household appliance |
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| CN209928251U true CN209928251U (en) | 2020-01-10 |
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| CN201921119024.3U Active CN209928251U (en) | 2019-07-16 | 2019-07-16 | Control device and household appliance |
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