CN209883825U

CN209883825U - Household appliance

Info

Publication number: CN209883825U
Application number: CN201920625886.7U
Authority: CN
Inventors: 郭建刚; 肖陵; 顾朝东
Original assignee: Guangdong Xinbao Electrical Appliances Holdings Co Ltd
Current assignee: Guangdong Xinbao Electrical Appliances Holdings Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-03
Anticipated expiration: 2029-04-30

Abstract

The embodiment of the utility model provides a household appliance, which comprises a base and a body separable from the base, wherein the base is provided with a first control device and a first connector connected with the first control device; the body is provided with a second control device, a second connector and at least one functional module, and the second control device is respectively connected with the second connector and the functional module; the body is placed on the base, and first connector is connected with the second connector to make first controlling means and second controlling means communication connection, first controlling means can send first control signal to the second controlling means, and the second controlling means receives first control signal in order to control at least one functional module. The utility model discloses domestic appliance, through first controlling means and the cooperation of second controlling means, the quantity of the functional module that can control no longer receives the core number restriction of connector, can realize diversified function, is of value to realize domestic appliance's automation and intellectuality.

Description

Household appliance

Technical Field

The embodiment of the utility model provides a relate to domestic appliance technical field, especially relate to a domestic appliance.

Background

The existing household appliances such as tea boiling device, kettle and milk beating machine are mainly divided into two types: one is an integral structure, and the other is a separable structure.

The integrated household electric appliance has large volume and weight and is inconvenient to use. For example, the chinese utility model with the application number CN200820156097.5 discloses an automatic tea brewing machine, which comprises a casing, a preheating boiler, a water boiler, a brewing pipe and a control unit. The automatic tea brewing machine is of an integrated structure, is large in size, can be fixed and placed for use, and is inconvenient to use.

The separable household appliance is divided into two parts: one is the base and one is separable main part, connects through the connector between main part and the base, and the main part can realize 360 rotations on the base, and it is more convenient than integral type domestic appliance use. The detachable household appliance in the prior art usually sets a control circuit on a base, and sets a heating pipe, a temperature sensor and the like on a main body, but because a connector is limited by technology and can only realize 5 cores at most, the connector is limited by the connector, the main body can only be provided with two to three loads or detection components at most, and can only realize simple control functions such as heating and temperature control, the use function of the product is single, the added value is low, and the requirement of a user for the multifunction of the household appliance can not be met.

For example, the chinese patent application No. CN 201810761275.5 discloses an intelligent hot water kettle, which comprises a base and a kettle body, wherein a heating plate and a water temperature sensor are arranged at the bottom of the kettle body, a power switch, a temperature adjusting button and a controller are arranged on the base, the temperature sensor transmits a detected signal to the controller, the controller triggers a signal switch to control a heating circuit and a heat preservation circuit to work, but the intelligent hot water kettle is limited by a connector and only can realize heating and temperature control functions, the product has a single use function, and the requirements of users on product automation and intellectualization cannot be met.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problems existing in the prior art, an embodiment of the present invention provides a household electrical appliance that is not limited by the number of connector cores and can realize diversified functions.

In order to solve the above problem, the embodiment of the present invention provides a technical solution:

a household appliance comprises a base and a body separable from the base, and is characterized in that the base is provided with a first control device and a first connector connected with the first control device; the body is provided with a second control device, a second connector and at least one functional module, and the second control device is respectively connected with the second connector and the functional module;

the body is placed on the base, the first connector is connected with the second connector so as to enable the first control device and the second control device to be in communication connection, the first control device can send a first control signal to the second control device, and the second control device receives the first control signal to control at least one functional module.

In some embodiments, the first control device includes a first controller and a first auxiliary circuit, the first auxiliary circuit is connected with the first controller and the first connector, respectively, the second control device includes a second controller and a second auxiliary circuit, the second auxiliary circuit is connected with the second controller and the second connector, respectively, the first auxiliary circuit receives the first control signal generated by the first controller and transmits the first control signal to the second controller through the second auxiliary circuit.

In some embodiments, the first auxiliary circuit comprises a first output branch connected to the first controller, and the second auxiliary circuit comprises a second input branch connected to the second controller;

the first output branch is connected with the second input branch, receives a first control signal sent by the first controller to change the output potential of the first output branch, and sends the first control signal to the second input branch, so that the second input branch changes the output potential of the second input branch, and the first control signal is sent to the second controller.

In some embodiments, the first output branch comprises a first switch unit, the first switch unit is respectively connected with the power supply terminal of the first auxiliary circuit, the input terminal of the second input branch and the first signal output terminal of the first controller, and the first switch unit changes the input potential of the input terminal of the second input branch to generate the first control signal;

the second input branch comprises a second switch unit, the second switch unit is respectively connected with the power supply end of the second auxiliary circuit, the second signal input end of the second controller and the output end of the first output branch, and the second switch unit changes the input potential of the second signal input end of the second controller to generate the first control signal.

In some embodiments, the first auxiliary circuit further comprises a first input branch connected to the first controller, the second auxiliary circuit further comprises a second output branch connected to the second controller;

the second output branch is connected with the first input branch, receives a data signal sent by the second controller to change the output potential of the second output branch, and sends the data signal to the first input branch, so that the first input branch changes the output potential of the first input branch and sends the data signal to the first controller;

or the second output branch is connected with the first input branch, the second output branch receives a second control signal sent by the second controller to change the output potential of the second output branch, the second control signal is sent to the first input branch, so that the first input branch changes the output potential of the first input branch, and the second control signal is sent to the first controller to control at least one functional module connected with the first controller.

In some embodiments, the second output branch includes a third switching unit, the third switching unit is respectively connected with the power supply terminal of the second auxiliary circuit, the input terminal of the first input branch, and the second signal output terminal of the second controller, and the third switching unit changes the input potential of the input terminal of the first input branch to generate the data signal or the second control signal;

the first input branch comprises a fourth switching unit, the fourth switching unit is respectively connected with the power supply end of the first auxiliary circuit, the first signal input end of the first controller and the output end of the second output branch, and the fourth switching unit changes the input potential of the first signal input end of the first controller to generate the data signal or the second control signal.

In some embodiments, the first auxiliary circuit includes an enable branch, the enable branch is respectively connected to the power supply terminal of the first auxiliary circuit, the first connector, and the enable output terminal of the first controller, and the enable branch receives an enable signal of the first controller to turn on the power supply terminal of the first auxiliary circuit and the first connector to supply power to the second auxiliary circuit and the second controller.

In some embodiments, the enable branch includes a switch component, and the switch component is respectively connected to the power supply terminal of the first auxiliary circuit, the first connector, and the enable output terminal of the first controller, and the power supply terminal of the first auxiliary circuit and the first connector are turned on or off by turning on or off the switch component.

In some embodiments, the first connector includes a first connection terminal, the second connector includes a sixth connection terminal corresponding to the first connection terminal, and the first auxiliary circuit and the second auxiliary circuit transmit the first control signal, the second control signal, the data signal and the electric power therebetween through the first connection terminal and the sixth connection terminal.

In some embodiments, the second auxiliary circuit further comprises a voltage transformation branch connected between the second connector and the second controller.

In some embodiments, the body is further provided with a heating device, the heating device is connected with the second connector, and the first control device is used for controlling the heating device through the first connector and the second connector.

In some embodiments, the body includes a container, the functional module includes an air pump, a switch valve, a pneumatic lifting rod and a tea basket, the pneumatic lifting rod is arranged in the container and connected with the air pump through the switch valve, the tea basket is connected to the pneumatic lifting rod in a liftable manner, the switch valve and the air pump are both connected with the second control device, the second control device generates a switching signal based on the first control signal, the switch valve receives the switching signal of the second control device, and an air path between the pneumatic lifting rod and the air pump is switched, so that the pneumatic lifting rod drives the tea basket to lift.

In some embodiments, the pneumatic lifting rod comprises a lifting rod body and a sliding block, a sliding cavity is formed in the lifting rod body along the length direction of the lifting rod body, the sliding block is arranged in the sliding cavity, a first magnetic force portion is arranged on the sliding block, the tea basket is connected to the lifting rod body in a sliding mode, a second magnetic force portion is arranged on the tea basket, the sliding block moves along the sliding cavity under the action of gas pressure in the sliding cavity, and the tea basket is driven to slide along the lifting rod body through the cooperation of the first magnetic force portion and the second magnetic force portion.

Compared with the prior art, the utility model discloses beneficial effect lies in:

the utility model discloses domestic appliance, second controlling means receive first control signal and control corresponding functional module work, and the quantity of the functional module that can control no longer receives the core number restriction of connector, can realize diversified control function, is of value to realize domestic appliance's automation and intellectuality.

Drawings

Fig. 1 is a schematic structural diagram of a household appliance according to an embodiment of the present invention;

fig. 2 is a schematic circuit diagram of a household appliance according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first controller of a household appliance according to an embodiment of the present invention;

fig. 4 is a schematic circuit diagram of a first auxiliary circuit of a household appliance according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a second controller of the household appliance according to the embodiment of the present invention;

fig. 6 is a schematic circuit diagram of a second auxiliary circuit of the household appliance according to the embodiment of the present invention.

Description of reference numerals:

100-a base; 101-a first control device; 102-a first controller; 103-a first auxiliary circuit; 104-enable branch; 105-a first output branch; 106-first input branch; 107-first connector; 200-a body; 201-a second control device; 202-a second controller; 203-second auxiliary circuitry; 204-a voltage transformation branch; 205-a second input branch; 206-a second output branch; 207-air pump; 208-a switching valve; 209-pneumatic lifting rod; 210-a lifter body; 211-a sliding cavity; 212-a slider; 213-tea blue; 214-a second connector; 215-a heating device; 216-functional modules;

q4-first triode; q3-field effect transistor; r10 — first resistance; r8 — second resistance; r7 — third resistance; d1-diode; u1-voltage stabilizing unit; EC1 — first capacitance; EC2 — second capacitance; c1 — third capacitance; r1-fourth resistor; q6-second transistor; r14-fifth resistor; r9-sixth resistance; q1-third transistor; r4 — seventh resistor; r2 — eighth resistance; r3 — ninth resistor; q2-fourth transistor; r6 — tenth resistance; r5 — eleventh resistor; q5-fifth triode; r13 — twelfth resistor; r11 — thirteenth resistor; r12 — fourteenth resistance.

Detailed Description

For better understanding of the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Fig. 1 is a schematic structural diagram of a household appliance according to an embodiment of the present invention, and fig. 2 is a schematic circuit diagram of a household appliance according to an embodiment of the present invention, as shown in fig. 1 and fig. 2, the household appliance according to an embodiment of the present invention includes a base 100 and a body 200, the body 200 is separable from the base 100, and the base 100 is provided with a first control device 101 and a first connector 107 connected to the first control device 101; the body 200 is provided with a second control device 201, a second connector 214 and at least one functional module 216, and the second control device 201 is respectively connected with the second connector 214 and the functional module 216; when the body 200 is placed on the base 100, the first connector 107 is connected to the second connector 214, so that the first control device 101 and the second control device 201 are in communication connection, and data interaction can be realized, the first control device 101 can send a first control signal to the second control device 201, and the second control device 201 receives the first control signal to control at least one function module 216.

In the household appliance with the structure, the second control device 201 is arranged on the body 200, the function modules 216 on the body 200 are all connected with the second control device 201, the first control signals generated by the first control device 101 are all transmitted through the communication channel between the first control device 101 and the second control device 201, and the first control signals are control signals for controlling the function modules 216 connected with the second controller 202 and are not limited to specific control signals for controlling a certain specific function module 216. The second control device 201 receives the first control signal and controls the corresponding function module 216 to work, the number of the controllable function modules 216 is no longer limited by the number of cores of the connector, diversified control functions can be realized, and automation and intellectualization of the household appliance can be realized. It should be noted that there are various kinds of home appliances, for example, a kettle, a tea boiler, a milk maker, etc., as long as the form including the base 100 and the body 200 separable from the base 100 is satisfied.

Referring to fig. 3 to 6, in some embodiments, the first control device 101 includes a first controller 102 and a first auxiliary circuit 103, the first auxiliary circuit 103 is connected to the first controller 102 and the first connector 107, respectively, the second control device 201 includes a second controller 202 and a second auxiliary circuit 203, and the second auxiliary circuit 203 is connected to the second controller 202 and the second connector 214, respectively. The first controller 102 and the second controller 202 may be single-chip microcomputers. In this way, when the main body 200 is placed on the base 100, the first connector 107 and the second connector 214 are connected, so that the first auxiliary circuit 103 and the second auxiliary circuit 203 are conducted, the first controller 102 can generate the first control signal, and the first auxiliary circuit 103 receives the first control signal and transmits the first control signal to the second controller 202 through the second auxiliary circuit 203. For example, when the user needs to control a certain function module 216 on the main body 200, the first controller 102 can generate a first control signal by touching a control panel on the base 100, the first auxiliary circuit 103 and the second auxiliary circuit 203 can send the first control signal to the second controller 202, the second controller 202 receives the first control signal and then controls the corresponding function module 216, no matter which function module 216 the first control signal is used for controlling, the first control signal is transmitted to the second controller 202 through the first auxiliary circuit 103 and the second auxiliary circuit 203, the second controller 202 analyzes and controls the corresponding function module 216, and the core number of the first connector 107 and the second connector 214 is not limited by the core number between the first connector 107 and the second connector 214, so long as the core number of the first connector 107 and the second connector 214 can satisfy the requirement of establishing a communication path between the first auxiliary circuit 103 and the second auxiliary circuit 203.

It should be noted that, the first controller 102 and the second controller 202 are not limited to sending control signals from the first controller 102 to the second controller 202, and the second controller 202 may also send control signals or data signals to the first controller 102, for example, when a temperature sensor is disposed on the main body 200, the second controller 202 may generate a temperature data signal based on a detection result of the temperature sensor and feed back the temperature data signal to the first controller 102 through the second auxiliary circuit 203 and the first auxiliary circuit 103, so that the first controller 102 may control the heating device 215 on the main body 200 according to the detection result of the temperature sensor, thereby implementing functions such as heating, heat preservation, and the like.

In some embodiments, as shown in fig. 4, the first auxiliary circuit 103 may include an enable branch 104, the enable branch 104 is connected to the power supply terminal of the first auxiliary circuit 103 and the first connector 107, respectively, an enable input terminal of the enable branch 104 is connected to an enable output terminal of the first controller 102, and the enable branch 104 receives an enable signal of the first controller 102 to turn on the power supply terminal of the first auxiliary circuit 103 and the first connector 107 to supply power to the second auxiliary circuit 203 and the second controller 202.

The enabling branch 104 may include a switch component, the switch component is respectively connected to the power supply terminal of the first auxiliary circuit 103, the first connector 107 and the enabling output terminal of the first controller 102, and the switch component is capable of turning on or off the power supply terminal of the first auxiliary circuit 103 and the first connector 107, so as to control the power supply to the second control device 201 or stop the power supply. Specifically, the switch assembly may include a first transistor Q4, a field effect transistor Q3, a first resistor R10, a second resistor R8, and a third resistor R7, the first resistor R10 may be connected between an enable output terminal of the first controller 102 and a base of the first transistor Q4, the second resistor R8 and the third resistor R7 may be sequentially connected in series between a collector of the first transistor Q4 and a power supply terminal of the first auxiliary circuit 103, the power supply terminal of the first auxiliary circuit 103 may be connected to, for example, a power supply module of the first control device 101, an emitter of the first transistor Q4 is grounded, a source of the field effect transistor Q3 is connected to the power supply terminal of the first auxiliary circuit 103, a drain of the field effect transistor Q3 is connected to the first connector 107, and a gate of the field effect transistor Q3 is connected between the second resistor R8 and the third resistor R7. When the first controller 102 outputs a high level to the base of the first transistor Q4 through the enable output terminal, the collector and the emitter of the first transistor Q4 are turned on, the gate of the fet Q3 is at a low level, and the source and the drain of the fet Q3 are turned on, thereby turning on the power supply terminal of the first auxiliary circuit 103 and the first connector 107 to supply power to the second control device 201.

As shown in fig. 6, the second auxiliary circuit 203 comprises a transforming branch 204 connected between the second connector 214 and the second controller 202, the transforming branch 204 is used for transforming the voltage of, for example, 12V of the second connector 214 into 5V to power the second controller 202. Specifically, the voltage transformation branch 204 may include a diode D1, a voltage regulation unit U1, a first capacitor EC1, a second capacitor EC2, a third capacitor C1, and a fourth resistor R1, the diode D1 and the voltage regulation unit U1 are connected in series between the second connector 214 and the electric energy input end of the second controller 202, the ground terminal of the voltage regulation unit U1 is grounded, one end of the first capacitor EC1 is connected between the diode D1 and the voltage regulation unit U1, the other end is grounded, the second capacitor EC2, the third capacitor C1, and the fourth resistor R1 are connected in parallel between the electric energy input end of the second controller 202 and the ground terminal of the second auxiliary circuit 203, wherein the first capacitor EC1 and the second capacitor EC2 are both power supply capacitors, and the third capacitor C1 is a filter capacitor. After the power supply terminal of the first auxiliary circuit 103 and the first connector 107 are conducted, the second auxiliary circuit 203 is powered through the second connector 214, at this time, the second controller 202 is in a standby state, and after the time T1 elapses, the first capacitor EC1 and the second capacitor EC2 are fully charged, and then the second controller 202 can perform data interaction with the first controller 102, that is, only after the first capacitor EC1 and the second capacitor EC2 are fully charged, the second controller 202 can receive the first control signal, for example, but the time T1 is short, so that a person can hardly feel the first control signal, and the use function of the product is not affected. When the first controller 102 performs data interaction with the second controller 202, even if the output terminal of the first auxiliary circuit 103 is at a low level, the first capacitor EC1 and the second capacitor EC2 can supply power to the second controller 202 under the limitation of the diode D1, so that normal data interaction between the second controller 202 and the first controller 102 is ensured. The voltage transformation branch has the characteristic of unidirectional conduction to ensure that the first auxiliary circuit can only provide power for the second auxiliary circuit, and the second auxiliary circuit can supply power for itself when data is transmitted.

As shown in fig. 4 and 5, in some embodiments, the first auxiliary circuit 103 includes a first output branch 105 connected to the first controller 102, and the second auxiliary circuit 203 includes a second input branch 205 connected to the second controller 202; after the first connector 107 and the second connector 214 are connected, the first output branch 105 is connected with the second input branch 205, the first output branch 105 receives the first control signal sent by the first controller 102, the first control signal can be sent to the second input branch 205 by changing its own output potential, and the second input branch 205 can send the first control signal to the second controller 202 by changing its own output potential. The first output branch 105 may include a first switch unit, the first switch unit is respectively connected to the power supply end of the first auxiliary circuit 103, the input end of the second input branch 205, and the first signal output end of the first controller, and the output potential of the first output branch 105 can be changed by controlling on/off of the first switch unit, so as to change the input potential of the input end of the second input branch 205, so as to generate a first control signal, and thus the first control signal is sent to the second input branch 205; the second input branch 205 includes a second switch unit, the second switch unit is respectively connected to the power supply terminal of the second auxiliary circuit 203, the second signal input terminal of the second controller 202, and the output terminal of the first output branch, the output potential of the second input branch 205 can be changed by controlling on/off of the second switch unit, and then the input potential of the second signal input terminal of the second controller 202 is changed to generate the first control signal, so that the purpose of sending the first control signal to the second controller 202 is achieved.

Specifically, the first output branch 105 may include a fifth resistor R14, a sixth resistor R9, and a second transistor Q6, a base of the second transistor Q6 is connected to the first signal output terminal of the first controller 102 through the fifth resistor R14, a collector of the second transistor Q6 is connected to the power supply terminal of the second auxiliary circuit 203 through a sixth resistor R9, an emitter of the second transistor Q6 is grounded, and the first connector 107 is connected between the sixth resistor R9 and the collector of the third transistor Q1. The second input branch 205 may include a third transistor Q1, a seventh resistor R4, an eighth resistor R2, and a ninth resistor R3, a base of the third transistor Q1 is connected to the second connector 214 through the seventh resistor R4, the eighth resistor R2 and the ninth resistor R3 are connected in series between the power supply terminal of the second auxiliary circuit 203 and the second signal input terminal of the second controller 202, a collector of the third transistor Q1 is connected between the eighth resistor R2 and the ninth resistor R3, and an emitter of the third transistor Q1 is grounded.

After the first capacitor EC1 and the second capacitor EC2 are fully charged, the enable terminal of the first controller 102 outputs a low level to the first transistor Q4, the collector and the emitter of the first transistor Q4 are disconnected, the gate of the field effect transistor Q3 is a high level, the source and the drain of the field effect transistor Q3 are disconnected, the power supply terminal of the first auxiliary circuit 103 and the first connector 107 are disconnected, at this time, the first signal output terminal of the first controller 102 outputs a high level to the base of the second transistor Q6, the second transistor Q6 is turned on, the first output branch 105 outputs a low level, the input terminal of the second input branch 205 inputs a low level, so that the base of the third transistor Q1 is a low level, the third transistor Q1 is disconnected, the output terminal of the first output branch 105 is a high level, and the second signal input terminal of the second controller 202 receives a high level signal. Otherwise, the second signal input terminal of the second controller 202 receives a low level signal, and the first control signal can be sent to the second controller 202 through high-low level conversion.

In some embodiments, the first auxiliary circuit 103 further comprises a first input branch 106 connected to the first controller 102, the second auxiliary circuit 203 further comprises a second output branch 206 connected to the second controller 202; after the first connector 107 is connected to the second connector 214, the second output branch 206 is connected to the first input branch 106, and the second output branch 206 receives the data signal sent by the second controller 202 to change its own output potential, and sends the data signal to the first input branch 106, so that the first input branch 106 changes its own output potential, and sends the data signal to the first controller 102. For example, when the second controller 202 is connected to a sensor such as a temperature sensor, the second controller 202 may generate a temperature data signal based on the detection result of the temperature sensor, and the temperature data signal may be transmitted to the first controller 102 through the second output branch 206 and the first input branch 106. Or the second output branch 206 may also receive a second control signal sent by the second controller 202 to change its own output potential, send the second control signal to the first input branch 106, so that the first input branch 106 changes its own output potential, and send the second control signal to the first controller 102, so as to control at least one function module connected to the first controller 102, that is, at least one function module disposed on the base 100. The second output branch 206 may include a third switching unit, the third switching unit is respectively connected to the power supply terminal of the second auxiliary circuit 203, the input terminal of the first input branch 106, and the second signal output terminal of the second controller, and the output potential of the output terminal of the second output branch 206 can be changed by controlling on/off of the third switching unit, so as to change the input potential of the input terminal of the first input branch 106 to generate a data signal or a second control signal; the first input branch 106 includes a fourth switch unit, the fourth switch unit is connected to the power supply terminal of the first auxiliary circuit 103, the first signal input terminal of the first controller 102, and the output terminal of the second output branch, and the output potential of the output terminal of the first input branch 106 can be changed by controlling the on/off of the fourth switch unit, so as to change the input potential of the first signal input terminal of the first controller 102 to generate a data signal or a second control signal.

Specifically, the second output branch 206 may include a tenth resistor R6, an eleventh resistor R5, and a fourth transistor Q2, wherein a base of the fourth transistor Q2 is connected to the second signal output terminal of the second controller 202 through the tenth resistor R6, a collector of the fourth transistor Q2 is connected to the second connector 214 through the eleventh resistor R5, and an emitter of the fourth transistor Q2 is grounded. The first input branch 106 may include a twelfth resistor R13, a thirteenth resistor R11, a fourteenth resistor R12, and a fifth transistor Q5, a base of the fifth transistor Q5 is connected to the first connector 107 through the twelfth resistor R13, the thirteenth resistor R11 and the fourteenth resistor R12 are connected between the power supply terminal of the second auxiliary circuit 203 and the first signal input terminal of the first controller 102, a collector of the fifth transistor Q5 is connected between the thirteenth resistor R11 and the fourteenth resistor R12, and an emitter of the fifth transistor Q5 is grounded.

After the first capacitor EC1 and the second capacitor EC2 are fully charged, the second signal output terminal of the second controller 202 outputs a high level, the fourth transistor Q2 is turned on, and the output terminal of the second output branch 206 is at a low level, so that the input terminal of the first input branch 106 is at a low level, the fifth transistor Q5 is turned off, the output terminal of the first input branch 106 outputs a high level signal, the first signal input terminal of the first controller 102 receives a high level signal, and conversely, the first signal input terminal of the first controller 102 receives a low level signal, and for example, a data signal can be transmitted to the first controller 102 through such high-low level conversion.

As shown in fig. 2, in some embodiments, taking the household appliance as a tea boiler, the first connector 107 and the second connector 214 can be five-core connectors, for example, the first connector 107 may include a first connection terminal, a second connection terminal, a third connection terminal, a fourth connection terminal and a fifth connection terminal, the second connector 214 may include a sixth connection terminal, a seventh connection terminal, an eighth connection terminal, a ninth connection terminal and a tenth connection terminal corresponding thereto, the first controller 102 is connected to the first connection terminal and the second connection terminal through the first auxiliary circuit 103, the second connection terminal is connected to a ground terminal of the first auxiliary circuit 103, the ground terminal of the base 100 is connected to the third connection terminal, and a live wire and a neutral wire of a power supply circuit for supplying power to the heating device 215 are connected to the fourth connection terminal and the fifth connection terminal, respectively. The second controller 202 is connected with a sixth connection terminal and a seventh connection terminal through a second auxiliary circuit 203 respectively, the seventh connection terminal is connected with the grounding end of the second auxiliary circuit 203, the grounding end of the body 200 is connected with an eighth connection terminal, and the live wire and the zero wire of the heating device are connected with a ninth connection terminal and a tenth connection terminal respectively. In this way, the first auxiliary circuit 103 and the second auxiliary circuit 203 transmit the first control signal, the data signal and the electric energy through the first connection terminal and the sixth connection terminal, that is, the first auxiliary circuit 103 and the second auxiliary circuit 203 transmit the first control signal, the second control signal, the data signal and the electric energy through the same connection line, and on the basis of not increasing the number of cores of the connector, diversified function control can be realized.

In some embodiments, as shown in fig. 1, the body may include a container, the function module 216 may include an air pump 207, a switching valve 208, a pneumatic lifting rod 209 and a tea basket, the pneumatic lifting rod 209 is disposed in the container and connected to the air pump 207 through the switching valve 208, the tea basket is liftably connected to the pneumatic lifting rod 209, the switching valve 208 and the air pump 207 are both connected to the second control device 201, the second control device 201 generates a switching signal based on the first control signal, the switching valve 208 receives the switching signal of the second control device 201, so as to switch an air path between the pneumatic lifting rod 209 and the air pump 207, so that the pneumatic lifting rod 209 drives the tea basket to lift. For example, when the first solenoid valve is turned on and the second solenoid valve is turned off, the pneumatic lifting rod 209 may drive the tea basket 213 to rise, and when the first solenoid valve is turned off and the second solenoid valve is turned on, the pneumatic lifting rod 209 may drive the tea basket 213 to fall, thereby improving the brewing quality of the tea.

In some embodiments, the pneumatic lifting rod 209 may include a lifting rod body 210 and a slider 212, the lifting rod body 210 is provided with a sliding cavity 211 along a length direction thereof, the slider 212 is provided with a first magnetic portion on the slider 212 in the sliding cavity 211, the tea basket is slidably connected to the lifting rod body 210, the tea basket is provided with a second magnetic portion, the slider 212 moves along the sliding cavity 211 under the action of the gas pressure in the sliding cavity 211, and the tea basket is driven to slide along the lifting rod body 210 through the cooperation of the first magnetic portion and the second magnetic portion. Wherein the first magnetic force part and the second magnetic force part can be, for example, permanent magnets.

In some embodiments, an LED indicator light and an LCD display screen may also be disposed on the base 100. For example, the LCD display screen can be driven through the COM1-13 terminal and the SEG9-18 terminal of the first controller 102, the on/off of the LED indicator and the key scanning can be controlled through the LED1-5 terminal, the BLED terminal and the COMI/O terminal, and the data and commands after the key scanning are processed by the first controller 102 and then sent to the second controller 202.

The utility model discloses domestic appliance, through the cooperation of first controlling means 101 and second controlling means 201, the quantity of the functional module 216 that can control no longer receives the core number restriction of connector, can realize diversified control function, is of value to realize domestic appliance's automation and intellectuality.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. A household appliance comprises a base and a body separable from the base, and is characterized in that the base is provided with a first control device and a first connector connected with the first control device; the body is provided with a second control device, a second connector and at least one functional module, and the second control device is respectively connected with the second connector and the functional module;

2. The household appliance according to claim 1, wherein the first control device comprises a first controller and a first auxiliary circuit, the first auxiliary circuit is connected with the first controller and the first connector, respectively, the second control device comprises a second controller and a second auxiliary circuit, the second auxiliary circuit is connected with the second controller and the second connector, respectively, the first auxiliary circuit receives the first control signal generated by the first controller and transmits the first control signal to the second controller through the second auxiliary circuit.

3. The household appliance according to claim 2, wherein the first auxiliary circuit comprises a first output branch connected to the first controller, and the second auxiliary circuit comprises a second input branch connected to the second controller;

4. The household appliance according to claim 3, wherein the first output branch comprises a first switch unit, the first switch unit is respectively connected with the power supply terminal of the first auxiliary circuit, the input terminal of the second input branch and the first signal output terminal of the first controller, and the first switch unit changes the input potential of the input terminal of the second input branch to generate the first control signal;

5. The household appliance according to claim 3, wherein the first auxiliary circuit further comprises a first input branch connected to the first controller, and the second auxiliary circuit further comprises a second output branch connected to the second controller;

6. The household appliance according to claim 5, wherein the second output branch comprises a third switching unit respectively connected to the power supply terminal of the second auxiliary circuit, the input terminal of the first input branch, and the second signal output terminal of the second controller, the third switching unit changing the input potential of the input terminal of the first input branch to generate the data signal or the second control signal;

7. The household appliance according to claim 5, wherein the first auxiliary circuit comprises an enable branch, the enable branch is respectively connected with the power supply terminal of the first auxiliary circuit, the first connector and the enable output terminal of the first controller, and the enable branch receives an enable signal of the first controller to conduct the power supply terminal of the first auxiliary circuit and the first connector to supply power to the second auxiliary circuit and the second controller.

8. The household appliance according to claim 7, wherein the enabling branch comprises a switch assembly, the switch assembly is respectively connected with the power supply terminal of the first auxiliary circuit, the first connector and the enabling output terminal of the first controller, and the power supply terminal of the first auxiliary circuit and the first connector are switched on or off by switching on or off of the switch assembly.

9. The household appliance according to claim 7, wherein the first connector comprises a first connection terminal, the second connector comprises a sixth connection terminal corresponding to the first connection terminal, and the first control signal, the second control signal, the data signal and the electric power are transmitted between the first auxiliary circuit and the second auxiliary circuit through the first connection terminal and the sixth connection terminal.

10. The household appliance according to claim 3, wherein the second auxiliary circuit further comprises a voltage transformation branch connected between the second connector and the second controller.

11. The household appliance according to claim 1, wherein a heating device is further provided on the body, the heating device is connected with the second connector, and the first control device is used for controlling the heating device through the first connector and the second connector.

12. The household appliance according to claim 1, wherein the body comprises a container, the functional module comprises an air pump, a switching valve, a pneumatic lifting rod and a tea basket, the pneumatic lifting rod is arranged in the container and connected with the air pump through the switching valve, the tea basket is connected to the pneumatic lifting rod in a lifting mode, the switching valve and the air pump are both connected with the second control device, the second control device generates a switching signal based on the first control signal, the switching valve receives the switching signal of the second control device, and an air path between the pneumatic lifting rod and the air pump is switched, so that the pneumatic lifting rod drives the tea basket to lift.

13. The household appliance according to claim 12, wherein the pneumatic lifting rod comprises a lifting rod body and a slider, the lifting rod body is provided with a sliding cavity along the length direction of the lifting rod body, the slider is arranged in the sliding cavity, the slider is provided with a first magnetic force portion, the tea basket is slidably connected to the lifting rod body, the tea basket is provided with a second magnetic force portion, the slider moves along the sliding cavity under the action of gas pressure in the sliding cavity, and the tea basket is driven to slide along the lifting rod body through the cooperation of the first magnetic force portion and the second magnetic force portion.