CN104771066A - exhaust control method and device of electric pressure cooker and electric pressure cooker - Google Patents
exhaust control method and device of electric pressure cooker and electric pressure cooker Download PDFInfo
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- CN104771066A CN104771066A CN201510217964.6A CN201510217964A CN104771066A CN 104771066 A CN104771066 A CN 104771066A CN 201510217964 A CN201510217964 A CN 201510217964A CN 104771066 A CN104771066 A CN 104771066A
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Abstract
The invention discloses an electric pressure cooker and an exhaust control method and device thereof. The method comprises the following steps: when an electromagnetic valve of the electric pressure cooker executes a first exhaust operation, detecting a first top temperature of the electric pressure cooker; judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and if the temperature of the first top of the electric pressure cooker reaches a first preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation. By the electric pressure cooker, the problem that redundant air in the electric pressure cooker is difficult to exhaust in the related technology is solved, and the effect that the redundant air in the electric pressure cooker is easier to exhaust is achieved, so that the pressure control is more accurate.
Description
Technical Field
The invention relates to the field of electric pressure cookers, in particular to an electric pressure cooker and an exhaust control method and device thereof.
Background
The electric pressure cooker has become a common electric appliance in daily life. The electric pressure cooker is an upgrading product of the traditional pressure cooker and the electric cooker, combines the advantages of the pressure cooker and the electric cooker, adopts new technologies and new structures of elastic pressure control, dynamic sealing, outward cover screwing, displacement adjustable and controllable electric switch and the like, is full-sealed for cooking, has continuously adjustable pressure, thoroughly solves the safety problem of the pressure cooker, and eliminates the potential safety hazard which puzzles consumers for many years by the common pressure cooker. Meanwhile, the electric pressure cooker is a practical cooking appliance. The multifunctional cooking device has incomparable advantages of other cooking appliances, can meet various cooking requirements, can quickly, safely and automatically realize various cooking modes, and has the characteristics of energy conservation and nutrition, thereby being very suitable for the requirements of modern people.
In order to ensure the normal operation of the electric pressure cooker, the exhaust control of the electric pressure cooker is required. In the conventional upper pressure exhaust control method of the electric pressure cooker in the prior art, redundant air in the electric pressure cooker is exhausted by the control method, when the temperature of the top of the electric pressure cooker reaches a certain temperature, the electromagnetic valve is controlled to perform exhaust operation, and after the top of the electric pressure cooker is fixedly exhausted for several times, the electromagnetic valve is controlled to perform exhaust stopping operation. Thereby ending the control process of discharging the excessive air in the pan. However, the control mode easily causes that the redundant air in the electric pressure cooker is not easy to exhaust. If the redundant air in the electric pressure cooker is not exhausted, the pressure control of the electric pressure cooker is inaccurate, and the normal work of the electric pressure cooker is influenced. For another example, in the pressure relief and exhaust control method of the electric pressure cooker in the prior art, the method is used for controlling the electric pressure cooker to perform exhaust operation after the pressure maintenance stage is completed, and when a top sensor of the electric pressure cooker detects that the pressure in the electric pressure cooker is normal pressure, the electromagnetic valve is controlled to perform exhaust stopping operation. However, when the top sensor of the electric pressure cooker fails or the electromagnetic valve fails, the electric pressure cooker is always in a pressure relief state, so that the electric pressure cooker cannot be opened.
Aiming at the problem that redundant air in the electric pressure cooker in the related art is not easy to exhaust, an effective solution is not provided at present.
Disclosure of Invention
The invention mainly aims to provide an exhaust control method and device of an electric pressure cooker and the electric pressure cooker, so as to at least solve the problem that redundant air in the electric pressure cooker is difficult to exhaust in the related art.
In order to achieve the above objects, according to one aspect of the present invention, there is provided an exhaust control method of an electric pressure cooker. The exhaust control method of the electric pressure cooker comprises the following steps: when an electromagnetic valve of the electric pressure cooker executes a first exhaust operation, detecting a first top temperature of the electric pressure cooker; judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and if the temperature of the first top of the electric pressure cooker reaches a first preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation.
Further, before determining whether the first top temperature of the electric pressure cooker reaches the first preset temperature, the method further comprises: counting the exhaust times of the electric pressure cooker, and controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation further comprises the following steps: and controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker.
Further, the controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker comprises: judging whether the exhaust times of the electric pressure cooker reach a first preset time or not; if the exhaust times of the electric pressure cooker reach the first preset times, judging whether the exhaust times of the electric pressure cooker reach the second preset times or not, wherein the second preset times is higher than the first preset times; if the exhaust frequency of the electric pressure cooker does not reach a second preset frequency, judging whether the temperature of the first top of the electric pressure cooker reaches a second preset temperature, wherein the second preset temperature is lower than the first preset temperature; if the temperature of the first top of the electric pressure cooker reaches the second preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation; if the exhaust times of the electric pressure cooker reach second preset times, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation, or judging whether the exhaust times of the electric pressure cooker reach the second preset times; and if the exhaust times of the electric pressure cooker reach the second preset times, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation.
Further, after the electromagnetic valve of the electric pressure cooker is controlled to stop the first exhaust operation according to the exhaust times of the electric pressure cooker, the method further comprises the following steps: detecting whether the first exhaust operation has ended; if the first exhaust operation is detected to be finished, starting timing; detecting the temperature of the second top of the electric pressure cooker; judging whether the temperature of the second top of the electric pressure cooker reaches a third preset temperature or not, wherein the third preset temperature is higher than the first preset temperature; if the temperature of the second top of the electric pressure cooker is judged not to reach the third preset temperature, judging whether the timing time reaches the first preset time or not; and if the temperature of the second top of the electric pressure cooker reaches the third preset temperature or the timing time reaches the first preset time, controlling the electric pressure cooker to execute pressure maintaining operation.
Further, after controlling the electric pressure cooker to perform the pressure maintaining operation, the method further comprises: recording the pressure maintaining time of the electric pressure cooker, wherein the pressure maintaining time is the time for controlling the electric pressure cooker to execute pressure maintaining operation; judging whether the pressure maintaining time reaches a second preset time or not; if the pressure maintaining time reaches a second preset time, controlling an electromagnetic valve of the electric pressure cooker to execute a second exhaust operation; recording the exhaust time of the second exhaust operation; and controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation.
Further, the controlling the electromagnetic valve of the electric pressure cooker to stop the second exhausting operation according to the exhausting time of the second exhausting operation comprises: judging whether the exhaust time of the second exhaust operation reaches a third preset time or not; if the exhaust time of the second exhaust operation reaches a third preset time, controlling the electromagnetic valve of the electric pressure cooker to be opened; if the exhaust time of the second exhaust operation does not reach a third preset time, detecting a third top temperature of the electric pressure cooker; judging whether the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature or not; if the temperature of the third top of the electric pressure cooker is higher than the fourth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to continue executing second exhaust operation; and if the temperature of the third top of the electric pressure cooker is less than or equal to the fourth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the second exhaust operation.
Further, before the solenoid valve of the electric pressure cooker performs the first exhausting operation, the method further comprises: detecting the fourth top temperature of the electric pressure cooker; judging whether the temperature of the fourth top of the electric pressure cooker reaches a fifth preset temperature or not; and if the temperature of the fourth top of the electric pressure cooker reaches the fifth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to execute a first exhaust operation.
In order to achieve the above objects, according to another aspect of the present invention, there is provided an exhaust control apparatus of an electric pressure cooker. This exhaust controlling means of electric pressure cooker includes: the first detection unit is used for detecting the first top temperature of the electric pressure cooker when the electromagnetic valve of the electric pressure cooker executes a first exhaust operation; the first judging unit is used for judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and the first control unit is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the temperature of the first top of the electric pressure cooker reaches a first preset temperature.
Further, the apparatus further comprises: the counting unit is used for counting the exhaust times of the electric pressure cooker, and the first control unit comprises: and the first control module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker.
Further, the first control module includes: the first judgment submodule is used for judging whether the exhaust times of the electric pressure cooker reach a first preset times or not; the second judgment submodule is used for judging whether the exhaust frequency of the electric pressure cooker reaches a second preset frequency or not under the condition that the exhaust frequency of the electric pressure cooker reaches the first preset frequency, wherein the second preset frequency is higher than the first preset frequency; the third judgment submodule is used for judging whether the temperature of the first top of the electric pressure cooker reaches a second preset temperature or not when the exhaust frequency of the electric pressure cooker does not reach the second preset frequency, wherein the second preset temperature is lower than the first preset temperature; the first control submodule is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation under the condition that the temperature of the first top of the electric pressure cooker is judged to reach a second preset temperature; the second control submodule is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the exhaust times of the electric pressure cooker reach a second preset number, or the fourth judgment submodule is used for judging whether the exhaust times of the electric pressure cooker reach the second preset number; and the third control sub-module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation under the condition that the exhaust times of the electric pressure cooker are judged to reach the second preset times.
Further, the apparatus further comprises: a second detection unit for detecting whether the first exhaust operation has ended; a timing unit configured to start timing in a case where it is detected that the first exhaust operation has ended; the third detection unit is used for detecting the second top temperature of the electric pressure cooker; the second judging unit is used for judging whether the temperature of the second top of the electric pressure cooker reaches a third preset temperature or not, wherein the third preset temperature is higher than the first preset temperature; the third judging unit is used for judging whether the timing time reaches the first preset time or not under the condition that the temperature of the second top of the electric pressure cooker is judged not to reach the third preset temperature; and the second control unit is used for controlling the electric pressure cooker to execute pressure maintaining operation under the condition that the temperature of the second top of the electric pressure cooker reaches the third preset temperature or the timing time reaches the first preset time.
Further, the apparatus further comprises: the first recording unit is used for recording the pressure maintaining time of the electric pressure cooker, wherein the pressure maintaining time is the time for controlling the electric pressure cooker to execute pressure maintaining operation; the fourth judging unit is used for judging whether the pressure maintaining time reaches a second preset time or not; the third control unit is used for controlling the electromagnetic valve of the electric pressure cooker to execute a second exhaust operation under the condition that the pressure maintaining time reaches a second preset time; a second recording unit for recording the air discharge time of the second air discharge operation; and the fourth control unit is used for controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation.
Further, the fourth control unit includes: the first judgment module is used for judging whether the exhaust time of the second exhaust operation reaches a third preset time or not; the second control module is used for controlling the electromagnetic valve of the electric pressure cooker to be opened under the condition that the exhaust time of the second exhaust operation reaches a third preset time; the first detection module is used for detecting the third top temperature of the electric pressure cooker when the exhaust time of the second exhaust operation does not reach a third preset time; the second judgment module is used for judging whether the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature or not; the third control module is used for controlling the electromagnetic valve of the electric pressure cooker to continuously execute a second exhaust operation under the condition that the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature; and the fourth control module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation under the condition that the temperature of the third top of the electric pressure cooker is less than or equal to the fourth preset temperature.
Further, the apparatus further comprises: the fourth detection unit is used for detecting the fourth top temperature of the electric pressure cooker; the fifth judging unit is used for judging whether the temperature of the fourth top of the electric pressure cooker reaches a fifth preset temperature or not; and the fifth control unit is used for controlling the electromagnetic valve of the electric pressure cooker to execute the first exhaust operation under the condition that the temperature of the fourth top of the electric pressure cooker reaches the fifth preset temperature.
In order to achieve the above objects, according to another aspect of the present invention, there is provided an electric pressure cooker. The electric pressure cooker comprises any exhaust control device of the electric pressure cooker.
In the invention, when the electromagnetic valve of the electric pressure cooker executes a first exhaust operation, the first top temperature of the electric pressure cooker is detected; judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and if the first top temperature of the electric pressure cooker reaches a first preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation, and controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the first top temperature of the electric pressure cooker after the electric pressure cooker executes the first exhaust operation, so that the problem that redundant air in the electric pressure cooker is not easy to exhaust in the related art is solved, and the effect of more easily exhausting the redundant air in the electric pressure cooker is achieved, so that the pressure control is more accurate.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a flowchart of an exhaust control method of an electric pressure cooker according to an embodiment of the present invention;
FIG. 2 is a flowchart of an upper pressure exhaust stage in the exhaust control method of the electric pressure cooker according to the embodiment of the present invention;
FIG. 3 is a flow chart of the pressure relief stage in the exhaust control method of the electric pressure cooker according to the embodiment of the present invention; and
fig. 4 is a schematic view of an exhaust control device of an electric pressure cooker according to an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
According to the embodiment of the invention, the exhaust control method of the electric pressure cooker is provided.
Fig. 1 is a flowchart of an exhaust control method of an electric pressure cooker according to an embodiment of the present invention. As shown in fig. 1, the method includes steps S101 to S103 as follows:
step S101, when the electromagnetic valve of the electric pressure cooker executes a first exhaust operation, detecting a first top temperature of the electric pressure cooker.
When the electromagnetic valve of the electric pressure cooker performs a first exhaust operation, detecting a first top temperature of the electric pressure cooker, wherein the first top temperature is the top temperature of the electric pressure cooker detected when the electromagnetic valve of the electric pressure cooker performs the first exhaust operation.
In order to accurately control the solenoid valve to perform the first exhaust operation, before the solenoid valve of the electric pressure cooker performs the first exhaust operation, the method further comprises: detecting the fourth top temperature of the electric pressure cooker; judging whether the temperature of the fourth top of the electric pressure cooker reaches a fifth preset temperature or not; and if the temperature of the fourth top of the electric pressure cooker reaches the fifth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to execute a first exhaust operation.
For example, the fifth preset temperature is 85 ℃, and the fourth top temperature of the electric pressure cooker is detected; judging whether the temperature of the fourth top of the electric pressure cooker reaches 85 ℃; if the temperature of the fourth top of the electric pressure cooker reaches 85 ℃, controlling an electromagnetic valve of the electric pressure cooker to perform exhaust operation, and if the temperature of the fourth top of the electric pressure cooker does not reach 85 ℃, continuously performing heating operation on the electric pressure cooker.
Step S102, judging whether the first top temperature of the electric pressure cooker reaches a first preset temperature.
And judging whether the first top temperature reaches a first preset temperature or not according to the detected first top temperature.
In order to accurately control the discharge of redundant air in the electric pressure cooker, the number of times of air discharge of the electric pressure cooker is counted before the temperature of the first top of the electric pressure cooker is judged to reach a first preset temperature.
And step S103, if the temperature of the first top of the electric pressure cooker reaches a first preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation.
And detecting the first top temperature of the electric pressure cooker after the first exhaust operation is executed, comparing the first top temperature with a first preset temperature, and controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the first top temperature reaches the first preset temperature.
For example, the first preset temperature is 100 ℃, and if the detected first top temperature reaches 100 ℃, the electromagnetic valve of the electric pressure cooker is controlled to stop the first exhaust operation.
Through the operation, after the electric pressure cooker executes the first exhaust operation, the first exhaust operation is stopped according to the first top temperature control of the electric pressure cooker, so that redundant air in the electric pressure cooker is easier to exhaust. The problem that the normal work of the electric pressure cooker is influenced because the pressure control of the electric pressure cooker is inaccurate due to the fact that redundant air in the electric pressure cooker is not exhausted in a plateau area is solved.
In order to ensure that the redundant air in the electric pressure cooker is easier to exhaust, the exhaust times of the electric pressure cooker are counted in the step S102, and the electromagnetic valve of the electric pressure cooker is controlled to stop the first exhaust operation according to the exhaust times of the electric pressure cooker. And performing exhaust control on the electric pressure cooker through different times of exhaust times.
The method for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker comprises the following steps: judging whether the exhaust times of the electric pressure cooker reach a first preset time or not; if the exhaust times of the electric pressure cooker reach the first preset times, judging whether the exhaust times of the electric pressure cooker reach the second preset times or not, wherein the second preset times is higher than the first preset times; if the exhaust frequency of the electric pressure cooker does not reach a second preset frequency, judging whether the temperature of the first top of the electric pressure cooker reaches a second preset temperature, wherein the second preset temperature is lower than the first preset temperature; if the temperature of the first top of the electric pressure cooker reaches the second preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation; if the exhaust times of the electric pressure cooker reach second preset times, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation, or judging whether the exhaust times of the electric pressure cooker reach the second preset times; and if the exhaust times of the electric pressure cooker reach the second preset times, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation.
Specifically, the electromagnetic valve of the electric pressure cooker is controlled to stop the first exhaust operation according to the number of times of exhausting the electric pressure cooker, as shown in fig. 2, fig. 2 is a flow chart of the upper pressure exhaust stage in the exhaust control method of the electric pressure cooker according to the embodiment of the invention. The method includes steps S201 to S208 as follows:
step S201, judging whether the top temperature of the electric pressure cooker is more than or equal to 85 ℃.
Before the electromagnetic valve of the electric pressure cooker executes the first exhaust operation, detecting the top temperature (namely, the fourth top temperature) of the electric pressure cooker, and judging whether the top temperature of the electric pressure cooker reaches 85 ℃ (namely, the fifth preset temperature); if the top temperature of the electric pressure cooker reaches 85 ℃, step S203 is executed. If the top temperature of the electric pressure cooker does not reach 85 ℃, step S202 is executed.
And S202, if the temperature at the top of the electric pressure cooker is less than 85 ℃, continuously heating the electric pressure cooker.
Before the electromagnetic valve of the electric pressure cooker performs the first exhaust operation, if the temperature of the top of the electric pressure cooker is detected to be less than 85 ℃, the electric pressure cooker is continuously heated.
And S203, if the temperature of the top of the electric pressure cooker is more than or equal to 85 ℃, performing exhaust operation by opening the electromagnetic valve.
Before the electromagnetic valve of the electric pressure cooker performs the first exhaust operation, if the temperature of the top of the electric pressure cooker is more than or equal to 85 ℃, the electromagnetic valve of the electric pressure cooker is opened to perform the exhaust operation.
And step S204, judging whether the exhaust frequency is more than or equal to 30 times.
Judging whether the exhaust frequency is more than or equal to 30 times (namely, a second preset frequency), if so, executing a step S208 and stopping exhaust; if the number of times of air exhaustion is judged to be less than 30 times, step S203 is executed to continue the air exhaustion operation.
Step S205, judging whether the top temperature of the electric pressure cooker is more than or equal to 100 ℃.
Judging whether the top temperature (namely the first top temperature) of the electric pressure cooker is more than or equal to 100 ℃ (namely the first preset temperature), if the top temperature of the electric pressure cooker is more than or equal to 100 ℃, executing a step S208, and stopping exhausting; if the temperature of the top of the electric pressure cooker is less than 100 ℃, step S203 is executed, and the exhausting operation is continuously executed.
In step S206, it is judged whether the number of times of exhaust is less than or equal to 20 times and less than 30 times.
Judging whether the exhaust frequency is less than or equal to 20 times (namely the first preset frequency) and less than 30 times (namely the second preset frequency), if the exhaust frequency is less than or equal to 20 times and less than 30 times, executing the step S207; if the number of times of air exhaustion is less than 20 times, step S203 is executed to continue the air exhaustion operation.
And step S207, if the exhaust frequency is more than or equal to 20 times, judging whether the top temperature of the electric pressure cooker is more than or equal to 90 ℃.
Judging whether the top temperature of the electric pressure cooker is more than or equal to 90 ℃ (namely a second preset temperature), if the top temperature of the electric pressure cooker is more than or equal to 90 ℃, executing a step S208, and stopping exhausting; if the top temperature of the electric pressure cooker is less than 90 ℃, step S203 is executed, and the exhausting operation is continuously executed.
And S208, if the exhaust frequency is more than or equal to 30 times or the top temperature of the electric pressure cooker is more than or equal to 100 ℃, or the top temperature of the electric pressure cooker is judged to be more than or equal to 90 ℃, the exhaust is stopped.
If the exhaust frequency is more than or equal to 30 times, or the top temperature of the electric pressure cooker is more than or equal to 100 ℃ or the top temperature of the electric pressure cooker is more than or equal to 90 ℃, the electromagnetic valve is closed, and the exhaust is stopped.
It should be noted that, as the electric pressure cooker performs the first exhausting operation to exhaust the excess air in the cooker, the top temperature will rise accordingly.
In the exhaust control method of the electric pressure cooker, the first exhaust operation is stopped by combining the first top temperature and the exhaust times of the electric pressure cooker in the upper pressure exhaust stage after the electric pressure cooker executes the first exhaust operation, so that redundant air in the electric pressure cooker is easier to exhaust. The problem that the normal work of the electric pressure cooker is influenced because the pressure control of the electric pressure cooker is inaccurate due to the fact that redundant air in the electric pressure cooker is not exhausted in a plateau area is solved.
After the electromagnetic valve of the electric pressure cooker is controlled to stop the first exhaust operation according to the exhaust times of the electric pressure cooker, the method further comprises the following steps: detecting whether the first exhaust operation has ended; if the first exhaust operation is detected to be finished, starting timing; detecting the temperature of the second top of the electric pressure cooker; judging whether the temperature of the second top of the electric pressure cooker reaches a third preset temperature or not, wherein the third preset temperature is higher than the first preset temperature; if the temperature of the second top of the electric pressure cooker is judged not to reach the third preset temperature, judging whether the timing time reaches the first preset time or not; and if the temperature of the second top of the electric pressure cooker reaches the third preset temperature or the timing time reaches the first preset time, controlling the electric pressure cooker to execute pressure maintaining operation.
The electric pressure cooker starts timing after the air in the electric pressure cooker is exhausted, the electric pressure cooker enters a boosting stage, the top temperature of the electric pressure cooker continuously rises, when the top temperature of the electric pressure cooker reaches a third top temperature, a pressure maintaining stage is started, and if the timing time reaches a first preset time, the top temperature of the electric pressure cooker does not reach the third top temperature yet, the electric pressure cooker is forced to perform the pressure maintaining stage. The pressure maintaining stage is to control the electric pressure cooker to maintain the pressure in the cooker at a constant value.
After controlling the electric pressure cooker to perform pressure maintaining operation, the electric pressure cooker enters a pressure relief stage, and the method further comprises the following steps: recording the pressure maintaining time of the electric pressure cooker, wherein the pressure maintaining time is the time for controlling the electric pressure cooker to execute pressure maintaining operation; judging whether the pressure maintaining time reaches a second preset time or not; if the pressure maintaining time reaches a second preset time, controlling an electromagnetic valve of the electric pressure cooker to execute a second exhaust operation; recording the exhaust time of the second exhaust operation; and controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation.
The controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation comprises the following steps: judging whether the exhaust time of the second exhaust operation reaches a third preset time or not; if the exhaust time of the second exhaust operation reaches a third preset time, controlling the electromagnetic valve of the electric pressure cooker to be opened; if the exhaust time of the second exhaust operation does not reach a third preset time, detecting a third top temperature of the electric pressure cooker; judging whether the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature or not; if the temperature of the third top of the electric pressure cooker is higher than the fourth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to continue executing second exhaust operation; and if the temperature of the third top of the electric pressure cooker is less than or equal to the fourth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the second exhaust operation.
Specifically, the electromagnetic valve of the electric pressure cooker is controlled to stop the second air exhausting operation according to the air exhausting time of the second air exhausting operation, as shown in fig. 3, fig. 3 is a flow chart of a pressure relief stage in the air exhausting control method of the electric pressure cooker according to the embodiment of the invention. The method includes steps S301 to S305 as follows:
and S301, judging whether the pressure relief time is less than or equal to 25 minutes.
When the electric pressure cooker enters a pressure relief stage, namely after a second exhaust operation is executed, recording the exhaust time of the second exhaust operation, and judging whether the exhaust time of the second exhaust operation is less than or equal to 25 minutes (namely, a third preset time); if the exhaust time of the second exhaust operation is less than or equal to 25 minutes, executing step S303; if the pressure relief time is more than 25 minutes, step S302 is executed.
Step S302, if the pressure relief time is more than 25 minutes, a long-time pressure relief prompt is entered, the buzzer sounds four tones, the nixie tube displays a fault code, and the electromagnetic valve is closed.
And when the electric pressure cooker enters a pressure relief stage, namely, after the second exhaust operation is executed, if the pressure relief time is more than 25 minutes, a long-time pressure relief prompt is entered, the buzzer sounds four tones, the nixie tube displays a fault code, and the electromagnetic valve is closed.
It should be noted that the electromagnetic valve of the electric pressure cooker is controlled to be opened and an alarm reminding operation is executed at the same time, and the alarm reminding operation comprises any one of the following operations: a buzzer on the electric pressure cooker sounds to alarm; and displaying the fault on a display interface on the electric pressure cooker.
Step S303, if the pressure relief time is less than or equal to 25 minutes, judging whether the top temperature is less than or equal to 100 ℃.
If the pressure relief time of the electric pressure cooker is less than or equal to 25 minutes, judging whether the top temperature of the electric pressure cooker (namely the third top temperature) is less than or equal to 100 ℃ (namely the fourth preset temperature). If the top temperature is less than or equal to 100 ℃, executing the step S304; if the top temperature is > 100 deg.C, step S305 is performed.
And S304, if the temperature at the top is less than or equal to 100 ℃, exiting the pressure relief stage and entering a heat preservation stage.
If the top temperature (namely the third top temperature) of the electric pressure cooker is less than or equal to 100 ℃, the electric pressure cooker exits the pressure relief stage and enters the heat preservation stage.
In step S305, if the top temperature is higher than 100 ℃, the electromagnetic valve exhausts the air in the cooker according to the pressure in the cooker with the corresponding switching frequency.
If the top temperature of the electric pressure cooker is more than 100 ℃, the electromagnetic valve of the electric pressure cooker performs exhaust operation on the cooker according to the pressure in the cooker at the frequency of corresponding switch.
It should be noted that the specific values of the temperature and the number of times of exhaust are not necessarily only values as in the present embodiment, and are merely exemplified herein. In addition, the first top temperature, the second top temperature, the third top temperature and the fourth top temperature are used for detecting the top temperature of the electric pressure cooker in each stage.
In the pressure relief stage in the exhaust control method of the electric pressure cooker provided by the embodiment of the invention, after the electric pressure cooker executes the second exhaust operation, the second exhaust operation is stopped by combining the third top temperature of the electric pressure cooker with the exhaust time of the second exhaust operation, so that the method is suitable for various climatic environments, the problem that the electric pressure cooker can be always in a pressure relief state when a top sensor of the electric pressure cooker fails or an electromagnetic valve fails is solved, and the safety and the stability of the electric pressure cooker are ensured.
In the exhaust control method of the electric pressure cooker provided by the embodiment of the invention, when the electromagnetic valve of the electric pressure cooker executes the first exhaust operation, the first top temperature of the electric pressure cooker is detected; judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and if the temperature of the first top of the electric pressure cooker reaches a first preset temperature, controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation, solving the problem that redundant air in the electric pressure cooker is difficult to exhaust in the related technology, and further achieving the effect of easier exhausting of the redundant air in the electric pressure cooker, so that the pressure control is more accurate, and the safety and the stability of the electric pressure cooker are ensured.
The embodiment of the invention also provides an exhaust control device of the electric pressure cooker, and it needs to be explained that the exhaust control device of the electric pressure cooker can be used for executing the exhaust control method for the electric pressure cooker provided by the embodiment of the invention. The following describes an exhaust control device of an electric pressure cooker according to an embodiment of the present invention.
Fig. 4 is a schematic view of an exhaust control device of an electric pressure cooker according to an embodiment of the present invention. As shown in fig. 4, the apparatus includes: a first detection unit 10, a first judgment unit 20 and a first control unit 30.
The first detection unit 10 is used for detecting the first top temperature of the electric pressure cooker when the electromagnetic valve of the electric pressure cooker performs the first exhaust operation.
The first judging unit 20 is used for judging whether the first top temperature of the electric pressure cooker reaches a first preset temperature.
And the first control unit 30 is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the temperature of the first top of the electric pressure cooker reaches a first preset temperature.
Preferably, in the exhaust control device of the electric pressure cooker according to the embodiment of the present invention, the device further includes: a counting unit for counting the number of times of exhausting the electric pressure cooker, the first control unit 30 comprising: and the first control module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker.
Preferably, in order to more accurately control the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation, in the exhaust control device of the electric pressure cooker according to the embodiment of the present invention, the first control module includes: the first judgment submodule is used for judging whether the exhaust times of the electric pressure cooker reach a first preset times or not; the second judgment submodule is used for judging whether the exhaust frequency of the electric pressure cooker reaches a second preset frequency or not under the condition that the exhaust frequency of the electric pressure cooker reaches the first preset frequency, wherein the second preset frequency is higher than the first preset frequency; the third judgment submodule is used for judging whether the temperature of the first top of the electric pressure cooker reaches a second preset temperature or not when the exhaust frequency of the electric pressure cooker does not reach the second preset frequency, wherein the second preset temperature is lower than the first preset temperature; the first control submodule is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation under the condition that the temperature of the first top of the electric pressure cooker is judged to reach a second preset temperature; the second control submodule is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the exhaust times of the electric pressure cooker reach a second preset number, or the fourth judgment submodule is used for judging whether the exhaust times of the electric pressure cooker reach the second preset number; and the third control sub-module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation under the condition that the exhaust times of the electric pressure cooker are judged to reach the second preset times.
Preferably, in order to more accurately control the electric pressure cooker to enter the pressure maintaining stage, in the exhaust control device of the electric pressure cooker according to the embodiment of the present invention, the device further includes: a second detection unit for detecting whether the first exhaust operation has ended; a timing unit configured to start timing in a case where it is detected that the first exhaust operation has ended; the third detection unit is used for detecting the second top temperature of the electric pressure cooker; the second judging unit is used for judging whether the temperature of the second top of the electric pressure cooker reaches a third preset temperature or not, wherein the third preset temperature is higher than the first preset temperature; the third judging unit is used for judging whether the timing time reaches the first preset time or not under the condition that the temperature of the second top of the electric pressure cooker is judged not to reach the third preset temperature; and the second control unit is used for controlling the electric pressure cooker to execute pressure maintaining operation under the condition that the temperature of the second top of the electric pressure cooker reaches the third preset temperature or the timing time reaches the first preset time.
Preferably, in order to accurately control the electric pressure cooker to enter the pressure relief stage, in the exhaust control device of the electric pressure cooker according to the embodiment of the present invention, the device further includes: the first recording unit is used for recording the pressure maintaining time of the electric pressure cooker, wherein the pressure maintaining time is the time for controlling the electric pressure cooker to execute pressure maintaining operation; the fourth judging unit is used for judging whether the pressure maintaining time reaches a second preset time or not; the third control unit is used for controlling the electromagnetic valve of the electric pressure cooker to execute a second exhaust operation under the condition that the pressure maintaining time reaches a second preset time; a second recording unit for recording the air discharge time of the second air discharge operation; and the fourth control unit is used for controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation.
Specifically, the fourth control unit further includes: the first judgment module is used for judging whether the exhaust time of the second exhaust operation reaches a third preset time or not; the second control module is used for controlling the electromagnetic valve of the electric pressure cooker to be opened under the condition that the exhaust time of the second exhaust operation reaches a third preset time; the first detection module is used for detecting the third top temperature of the electric pressure cooker when the exhaust time of the second exhaust operation does not reach a third preset time; the second judgment module is used for judging whether the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature or not; the third control module is used for controlling the electromagnetic valve of the electric pressure cooker to continuously execute a second exhaust operation under the condition that the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature; and the fourth control module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation under the condition that the temperature of the third top of the electric pressure cooker is less than or equal to the fourth preset temperature.
Preferably, in order to accurately control the electric pressure cooker to perform the first exhaust operation, in the exhaust control device of the electric pressure cooker according to the embodiment of the present invention, the device further includes: the fourth detection unit is used for detecting the fourth top temperature of the electric pressure cooker; the fifth judging unit is used for judging whether the temperature of the fourth top of the electric pressure cooker reaches a fifth preset temperature or not; and the fifth control unit is used for controlling the electromagnetic valve of the electric pressure cooker to execute the first exhaust operation under the condition that the temperature of the fourth top of the electric pressure cooker reaches the fifth preset temperature.
In the exhaust control device of the electric pressure cooker provided by the embodiment of the invention, the first detection unit 10 is used for detecting the first top temperature of the electric pressure cooker when the electromagnetic valve of the electric pressure cooker executes the first exhaust operation; the first judging unit 20 judges whether the first top temperature of the electric pressure cooker reaches a first preset temperature; and the first control unit 30 controls the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the temperature of the first top of the electric pressure cooker reaches the first preset temperature, so that the problem that the redundant air in the electric pressure cooker is not easy to exhaust in the related art is solved, and the effect of easily exhausting the redundant air in the electric pressure cooker is achieved, so that the pressure control is more accurate.
The embodiment of the invention also provides the electric pressure cooker which comprises any one of the exhaust control devices of the electric pressure cooker. The electric pressure cooker with the exhaust control device of any electric pressure cooker provided by the invention has the advantages that the air is exhausted more easily, the pressure control is more accurate, the electric pressure cooker is prevented from being in a pressure relief state due to faults, the stability of the electric pressure cooker is ensured, and the safety of users is improved.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and they may alternatively be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, or fabricated separately as individual integrated circuit modules, or fabricated as a single integrated circuit module from multiple modules or steps. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (15)
1. An exhaust control method of an electric pressure cooker is characterized by comprising the following steps:
when an electromagnetic valve of the electric pressure cooker executes a first exhaust operation, detecting a first top temperature of the electric pressure cooker;
judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and
and if the temperature of the first top of the electric pressure cooker reaches the first preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation.
2. The method of claim 1,
before judging whether the first top temperature of the electric pressure cooker reaches a first preset temperature, the method further comprises the following steps: the number of times of exhausting of the electric pressure cooker is counted,
controlling the electromagnetic valve of the electric pressure cooker to stop the first exhausting operation further comprises: and controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker.
3. The method of claim 2, wherein controlling the solenoid valve of the electric pressure cooker to stop the first venting operation according to the number of times the electric pressure cooker is vented comprises:
judging whether the exhaust times of the electric pressure cooker reach a first preset time or not;
if the exhaust frequency of the electric pressure cooker reaches the first preset frequency, judging whether the exhaust frequency of the electric pressure cooker reaches a second preset frequency, wherein the second preset frequency is higher than the first preset frequency;
if the exhaust frequency of the electric pressure cooker does not reach the second preset frequency, judging whether the temperature of the first top of the electric pressure cooker reaches a second preset temperature, wherein the second preset temperature is lower than the first preset temperature;
if the temperature of the first top of the electric pressure cooker is judged to reach the second preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation; and
if the exhaust times of the electric pressure cooker reach the second preset times, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation,
or,
judging whether the exhaust times of the electric pressure cooker reach the second preset times or not; and
and if the exhaust times of the electric pressure cooker reach the second preset times, controlling an electromagnetic valve of the electric pressure cooker to stop the first exhaust operation.
4. The method according to claim 3, wherein after controlling the solenoid valve of the electric pressure cooker to stop the first exhausting operation according to the number of exhausting times of the electric pressure cooker, the method further comprises:
detecting whether the first exhaust operation has ended;
if the first exhaust operation is detected to be finished, starting timing;
detecting a second top temperature of the electric pressure cooker;
judging whether the temperature of the second top of the electric pressure cooker reaches a third preset temperature or not, wherein the third preset temperature is higher than the first preset temperature;
if the temperature of the second top of the electric pressure cooker is judged not to reach the third preset temperature, judging whether the timing time reaches the first preset time or not; and
and if the temperature of the second top of the electric pressure cooker reaches the third preset temperature or the timing time reaches the first preset time, controlling the electric pressure cooker to execute pressure maintaining operation.
5. The method according to claim 4, wherein after controlling the electric pressure cooker to perform the pressure maintaining operation, the method further comprises:
recording the pressure maintaining time of the electric pressure cooker, wherein the pressure maintaining time is the time for controlling the electric pressure cooker to execute pressure maintaining operation;
judging whether the pressure maintaining time reaches a second preset time or not;
if the pressure maintaining time reaches the second preset time, controlling an electromagnetic valve of the electric pressure cooker to execute a second exhaust operation;
recording the exhaust time of the second exhaust operation; and
and controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation.
6. The method of claim 5, wherein controlling the solenoid valve of the electric pressure cooker to stop the second venting operation according to the venting time of the second venting operation comprises:
judging whether the exhaust time of the second exhaust operation reaches a third preset time or not;
if the exhaust time of the second exhaust operation reaches the third preset time, controlling the electromagnetic valve of the electric pressure cooker to be opened;
if the exhaust time of the second exhaust operation does not reach the third preset time, detecting the third top temperature of the electric pressure cooker;
judging whether the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature or not;
if the temperature of the third top of the electric pressure cooker is higher than the fourth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to continue executing the second exhaust operation; and
and if the temperature of the third top of the electric pressure cooker is less than or equal to the fourth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to stop the second exhaust operation.
7. The method according to claim 1, wherein before the solenoid valve of the electric pressure cooker performs the first venting operation, the method further comprises:
detecting the fourth top temperature of the electric pressure cooker;
judging whether the temperature of the fourth top of the electric pressure cooker reaches a fifth preset temperature or not; and
and if the temperature of the fourth top of the electric pressure cooker reaches the fifth preset temperature, controlling an electromagnetic valve of the electric pressure cooker to execute a first exhaust operation.
8. An exhaust control device of an electric pressure cooker is characterized by comprising:
the first detection unit is used for detecting the first top temperature of the electric pressure cooker when an electromagnetic valve of the electric pressure cooker executes a first exhaust operation;
the first judging unit is used for judging whether the temperature of the first top of the electric pressure cooker reaches a first preset temperature or not; and
and the first control unit is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the temperature of the first top of the electric pressure cooker reaches the first preset temperature.
9. The apparatus of claim 8,
the device further comprises: a counting unit for counting the exhaust times of the electric pressure cooker,
the first control unit includes: and the first control module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation according to the exhaust times of the electric pressure cooker.
10. The apparatus of claim 9, wherein the first control module comprises:
the first judgment submodule is used for judging whether the exhaust times of the electric pressure cooker reach a first preset time or not;
the second judgment submodule is used for judging whether the exhaust frequency of the electric pressure cooker reaches a second preset frequency or not under the condition that the exhaust frequency of the electric pressure cooker reaches the first preset frequency, wherein the second preset frequency is higher than the first preset frequency;
the third judgment submodule is used for judging whether the temperature of the first top of the electric pressure cooker reaches a second preset temperature or not when the exhaust frequency of the electric pressure cooker does not reach the second preset frequency, wherein the second preset temperature is lower than the first preset temperature;
the first control submodule is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation under the condition that the temperature of the first top of the electric pressure cooker is judged to reach the second preset temperature; and
a second control submodule for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation when the exhaust times of the electric pressure cooker reach the second preset times,
or,
the fourth judgment submodule is used for judging whether the exhaust times of the electric pressure cooker reach the second preset times or not; and
and the third control sub-module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the first exhaust operation under the condition that the exhaust times of the electric pressure cooker are judged to reach the second preset times.
11. The apparatus of claim 10, further comprising:
a second detection unit for detecting whether the first exhaust operation has ended;
a timing unit configured to start timing in a case where it is detected that the first exhaust operation has ended;
the third detection unit is used for detecting the second top temperature of the electric pressure cooker;
the second judging unit is used for judging whether the temperature of the second top of the electric pressure cooker reaches a third preset temperature or not, wherein the third preset temperature is higher than the first preset temperature;
the third judging unit is used for judging whether the timing time reaches the first preset time or not under the condition that the temperature of the second top of the electric pressure cooker is judged not to reach the third preset temperature; and
and the second control unit is used for controlling the electric pressure cooker to execute pressure maintaining operation under the condition that the temperature of the second top of the electric pressure cooker is judged to reach the third preset temperature or the timing time reaches the first preset time.
12. The apparatus of claim 11, further comprising:
the first recording unit is used for recording the pressure maintaining time of the electric pressure cooker, wherein the pressure maintaining time is the time for controlling the electric pressure cooker to execute pressure maintaining operation;
the fourth judging unit is used for judging whether the pressure maintaining time reaches a second preset time or not;
the third control unit is used for controlling the electromagnetic valve of the electric pressure cooker to execute a second exhaust operation under the condition that the pressure maintaining time reaches the second preset time;
a second recording unit for recording the air discharge time of the second air discharge operation; and
and the fourth control unit is used for controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation according to the exhaust time of the second exhaust operation.
13. The apparatus of claim 12, wherein the fourth control unit comprises:
the first judgment module is used for judging whether the exhaust time of the second exhaust operation reaches a third preset time or not;
the second control module is used for controlling the electromagnetic valve of the electric pressure cooker to be opened under the condition that the exhaust time of the second exhaust operation reaches the third preset time;
the first detection module is used for detecting the third top temperature of the electric pressure cooker when the exhaust time of the second exhaust operation does not reach the third preset time;
the second judgment module is used for judging whether the temperature of the third top of the electric pressure cooker is higher than a fourth preset temperature or not;
the third control module is used for controlling the electromagnetic valve of the electric pressure cooker to continuously execute the second exhaust operation under the condition that the temperature of the third top of the electric pressure cooker is higher than the fourth preset temperature; and
and the fourth control module is used for controlling the electromagnetic valve of the electric pressure cooker to stop the second exhaust operation under the condition that the temperature of the third top of the electric pressure cooker is less than or equal to the fourth preset temperature.
14. The apparatus of claim 8, further comprising:
the fourth detection unit is used for detecting the fourth top temperature of the electric pressure cooker;
the fifth judging unit is used for judging whether the temperature of the fourth top of the electric pressure cooker reaches a fifth preset temperature or not; and
and the fifth control unit is used for controlling the electromagnetic valve of the electric pressure cooker to execute a first exhaust operation under the condition that the temperature of the fourth top of the electric pressure cooker reaches the fifth preset temperature.
15. Electric pressure cooker characterized in that it comprises an exhaust control device of an electric pressure cooker according to any one of claims 8 to 14.
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| CN104771066B (en) | 2016-12-07 |
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