CN216644277U - Electromagnetic valve control circuit capable of timing simultaneously for double stoves and gas stove - Google Patents
Electromagnetic valve control circuit capable of timing simultaneously for double stoves and gas stove Download PDFInfo
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- CN216644277U CN216644277U CN202220179838.1U CN202220179838U CN216644277U CN 216644277 U CN216644277 U CN 216644277U CN 202220179838 U CN202220179838 U CN 202220179838U CN 216644277 U CN216644277 U CN 216644277U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
A double-stove electromagnetic valve control circuit capable of timing simultaneously and a gas stove are provided, wherein the double-stove electromagnetic valve control circuit capable of timing simultaneously comprises a control module, two switch units, a first ignition key module, a second ignition key module, a timing setting key module and a display module, wherein the first ignition key module, the second ignition key module, the timing setting key module and the display module are respectively and electrically connected with the control module; the switch unit comprises a first switch module, a second switch module and a third switch module, the trigger ends of the first switch module, the second switch module and the third switch module are electrically connected with the control module, one connecting end of the first switch module is electrically connected with a positive voltage source, the other connecting end of the first switch module is electrically connected with one connecting end of the second switch module, the other connecting end of the second switch module is electrically connected with one connecting end of the third switch module, and the other connecting end of the third switch module is electrically connected with a negative voltage source. The utility model can set the working time of the two furnace ends at the same time, thereby being convenient for users to use.
Description
Technical Field
The utility model relates to the technical field of gas cookers, in particular to a solenoid valve control circuit capable of timing simultaneously by two cookers and a gas cooker.
Background
The existing gas stove generally comprises a two-hole stove or a three-hole stove, wherein the three-hole stove is formed by adding a group of gas stove heads with relatively small sizes on the basis of the two-hole stove, and each stove head is provided with an independent control switch so as to realize single-stove work or simultaneous work of multiple stoves.
In order to meet diversified requirements of users, the conventional gas stove is provided with a timing closing function, the user can set the working time of the burner after ignition, and after the time set by the user is reached, the corresponding electromagnetic valve can be automatically closed to cut off the gas supply in a gas pipeline so as to stop the burning of the burner. However, the timing function of the existing gas stove can only be performed for one burner at a time, if a plurality of burners are required to be timed, the working time needs to be set one by one, so that the operation process is complicated, and the user experience is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electromagnetic valve control circuit capable of timing by two stoves simultaneously and a gas stove, which can set the working time of two stove heads simultaneously and are convenient for users to use.
In order to solve the problems, the utility model adopts the following technical scheme:
according to a first aspect of the present invention, an embodiment of the present invention provides a dual-range electromagnetic valve control circuit capable of timing simultaneously, which includes a control module, two switch units, and a first ignition key module, a second ignition key module, a timing setting key module and a display module, which are electrically connected to the control module, respectively; the first ignition key module and the second ignition key module are respectively used for triggering the two furnaces to ignite; the timing setting key module comprises a trigger key for triggering the timing functions of the two furnaces and an adjusting key for adjusting the set time; the switch unit comprises a first switch module, a second switch module and a third switch module, trigger ends of the first switch module, the second switch module and the third switch module are electrically connected with the control module, one connecting end of the first switch module is electrically connected with a positive voltage source, the other connecting end of the first switch module is electrically connected with one connecting end of the second switch module, the other connecting end of the second switch module is electrically connected with one connecting end of the third switch module, the other connecting end of the third switch module is electrically connected with a negative voltage source, and the electromagnetic valves corresponding to the two furnaces are respectively used for being electrically connected with middle nodes of the second switch module and the third switch module in the two switch units.
In some embodiments, the first switch module includes a first triode, the control module, the seventh resistor and the base of the first triode are electrically connected in sequence, the emitter of the first triode is electrically connected to the forward voltage source, the collector of the first triode and the fifth resistor are electrically connected in sequence with the second switch module, and the emitter and the base of the first triode are electrically connected to two ends of the sixth resistor respectively.
In some embodiments, the collector of the first triode is further connected with an electrolytic capacitor, and the collector of the first triode, the fifth resistor, the electrolytic capacitor and the ground terminal are electrically connected in sequence.
In some embodiments, the second switch module includes an MOS transistor, the control module, the eighth resistor and the gate of the MOS transistor are electrically connected in sequence, the source of the MOS transistor is electrically connected to the first switch module, the drain of the MOS transistor is electrically connected to the third switch module, the gate and the source of the MOS transistor are electrically connected to two ends of the ninth resistor, respectively, and the solenoid valve is configured to be electrically connected to the drain of the MOS transistor.
In some embodiments, the third switching module includes a second triode and a third triode, the control module, the tenth resistor and the base of the second triode are electrically connected in sequence, the emitter of the second triode is electrically connected with the positive voltage source, the collector and the eleventh resistor of the second triode are electrically connected in sequence with the base of the third triode, the second switching module, the thirteenth resistor and the collector of the third triode are electrically connected in sequence, the emitter of the third triode is electrically connected with the negative voltage source, and the emitter and the base of the third triode are electrically connected with two ends of the twelfth resistor respectively.
In some embodiments, the first ignition key module and the second ignition key module each include a twenty-fifth resistor, a twenty-sixth resistor, a capacitor, a diode, and a micro switch, the control module, the twenty-fifth resistor, and the anode of the diode are electrically connected in sequence, the cathode of the diode, the micro switch, and the ground terminal are electrically connected in sequence, the forward voltage source, the twenty-sixth resistor, and the anode of the diode are electrically connected in sequence, and the anode of the diode, the capacitor, and the ground terminal are electrically connected in sequence.
In some embodiments, the number of the trigger keys is two, namely a first trigger key and a second trigger key, the number of the adjustment keys is two, namely a first trigger key and a second trigger key, the first resistor and the control module are electrically connected in sequence, the first adjustment key, the second resistor and the control module are electrically connected in sequence, the second adjustment key, the third resistor and the control module are electrically connected in sequence, and the second trigger key, the fourth resistor and the control module are electrically connected in sequence.
In some embodiments, the display module is a four-digit seven-segment digital tube display screen.
In some embodiments, the control module includes a single-chip microcomputer BF7612CM 28.
According to a second aspect of the present invention, an embodiment of the present invention provides a gas stove, including the electromagnetic valve control circuit capable of timing the double cookers simultaneously according to any one of the above first aspect.
The utility model has at least the following beneficial effects: the user can trigger the first ignition key module and the second ignition key module, the control module controls the igniters corresponding to the two furnaces to ignite, then the user can operate the trigger keys to start the simultaneous timing function of the two furnaces, the time can be set by adjusting the keys, and after the set time is reached, the control module sends a control signal to the switch unit to close the electromagnetic valve, so that the furnace end stops burning. Therefore, the working time of the two furnace ends can be set simultaneously, the use by a user is facilitated, and the user experience is improved.
Drawings
FIG. 1 is a schematic circuit block diagram of a solenoid valve control circuit for simultaneous timing of two ranges according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a switch unit according to an embodiment of the utility model;
fig. 3 is a schematic circuit structure diagram of a first ignition key module according to an embodiment of the present invention;
fig. 4 is a schematic circuit structure diagram of a control module, a timing setting key module and a display module according to an embodiment of the present invention.
Wherein the reference numerals are: the ignition timing control device comprises a control module 100, a first ignition key module 210, a second ignition key module 220, a timing setting key module 300, a display module 400, a first switch module 510, a second switch module 520, a third switch module 530, a first electromagnetic valve 610 and a second electromagnetic valve 620.
Detailed Description
The present disclosure provides the following description with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the disclosure as defined by the claims and their equivalents. The description includes various specific details to aid understanding, but such details are to be regarded as exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the various embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.
The terms and words used in the following description and claims are not limited to the literal meanings, but are used by the inventors to enable a clear and consistent understanding of the disclosure. Accordingly, it will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present disclosure are provided for illustration only and not for the purpose of limiting the disclosure as defined by the appended claims and their equivalents.
The terms "having," "may have," "including," or "may include" used in various embodiments of the present disclosure indicate the presence of the respective functions, operations, elements, etc., disclosed, but do not limit additional one or more functions, operations, elements, etc. Furthermore, it is to be understood that the terms "comprises" or "comprising," when used in various embodiments of the present disclosure, are intended to specify the presence of stated features, integers, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, components, or groups thereof.
It will be understood that when an element (e.g., a first element) is "connected" to another element (e.g., a second element), the element can be directly connected to the other element or intervening elements (e.g., a third element) may be present between the element and the other element.
The embodiment of the utility model provides an electromagnetic valve control circuit capable of timing simultaneously by two stoves, which is used for timing control of two stoves on a gas stove, wherein each stove is provided with a corresponding igniter and an electromagnetic valve. As shown in fig. 1, it includes a control module 100, two switch units, and a first ignition key module 210, a second ignition key module 220, a timing setting key module 300, and a display module 400 electrically connected to the control module 100, respectively. The control module 100 may include a control chip, and an I/O pin of the control chip is electrically connected to the switch unit, the first ignition key module 210, the second ignition key module 220, the timing setting key module 300, and the display module 400, respectively. First ignition key module 210 and second ignition key module 220 are used for triggering two stoves respectively and ignite, and is specific, and first ignition key module 210 and second ignition key module 220 all can include the switch, and after the user triggered the switch, control module 100 can send control signal to some firearm to make some firearm work, and simultaneously, control module 100 still sends control signal to the switch unit, makes the solenoid valve open in order to ventilate, and the some firearm back of igniteing, two stoves can burn.
The timing setting key module 300 includes a trigger key for triggering timing functions of the two furnaces and an adjustment key for adjusting a set time, the timing function is started when the user operates the trigger key, the adjustment key is operated by the user to adjust a time to be set, and the control module 100 starts timing when the time to be set is adjusted. After the set time is reached, the control module 100 sends a corresponding control signal to the switching unit, so that the solenoid valve is closed to cut off the gas supply, and the two furnaces stop burning. The display module 400 specifically includes a display screen for displaying the time set by the user, and may also display a countdown of the set time to facilitate human-computer interaction.
The switch unit includes a first switch module 510, a second switch module 520, and a third switch module 530, where the first switch module 510, the second switch module 520, and the third switch module 530 each include a trigger end and two connection ends, and a control signal of the trigger end can control the two connection ends to be turned on or off to implement a switching function. The trigger ends of the first switch module 510, the second switch module 520 and the third switch module 530 are electrically connected to the control module 100, one connection end of the first switch module 510 is electrically connected to a positive voltage source, the other connection end of the first switch module 510 is electrically connected to one connection end of the second switch module 520, the other connection end of the second switch module 520 is electrically connected to one connection end of the third switch module 530, the other connection end of the third switch module 530 is electrically connected to a negative voltage source, and the electromagnetic valves corresponding to the two furnaces are respectively used for electrically connecting to intermediate nodes of the second switch module 520 and the third switch module 530 in the two switch units. Specifically, the first solenoid valve 610 is electrically connected to a line between the second switching module 520 and the third switching module 530 in one of the switching units, and the second solenoid valve 620 is electrically connected to a line between the second switching module 520 and the third switching module 530 in the other switching unit. During ignition, the control module 100 may control the third switch module 530 to be turned on, and the corresponding solenoid valve may perform a suction valve action, so that the air supply pipeline is turned on and the corresponding burner may burn. When the set time is reached, the control module 100 may control the first switch module 510 and the second switch module 520 to be turned on, and the corresponding solenoid valve may perform a valve pushing action, so that the air supply pipeline is closed and the corresponding burner stops burning.
In some embodiments, as shown in fig. 2, the first switching module includes a first transistor Q1, the control module, a seventh resistor R7 and a base of the first transistor are electrically connected in sequence, an emitter of the first transistor is electrically connected to the forward voltage source, a collector of the first transistor, a fifth resistor R5 and the second switching module are electrically connected in sequence, and the emitter and the base of the first transistor are electrically connected to two ends of the sixth resistor R6, respectively. Wherein, the first triode is an N-type triode.
Furthermore, the collector of the first triode is also connected with an electrolytic capacitor EC2, and the collector of the first triode, the fifth resistor, the electrolytic capacitor and the ground terminal are electrically connected in sequence. The electrolytic capacitor can be charged and discharged. When the time set by the user is about to reach, for example, 5s before the set time is reached, the control module can control the first triode to be conducted, and the electrolytic capacitor is charged. When the set time is reached, the control module can control the first triode to be disconnected, the second switch module is conducted, the electrolytic capacitor discharges electricity, and electric energy is supplied to the electromagnetic valve through the second switch module, so that the electromagnetic valve is closed. Therefore, the present embodiment can reduce the power consumption of the battery by utilizing the charge/discharge characteristics of the electrolytic capacitor.
Further, the second switch module includes a MOS transistor Q2, the control module, the eighth resistor R8 and the gate of the MOS transistor are electrically connected in sequence, and the source of the MOS transistor is electrically connected to the first switch module, specifically, may be electrically connected to the resistor R5; the drain electrode of the MOS tube is electrically connected with the third switch module, the grid electrode and the source electrode of the MOS tube are respectively and electrically connected with two ends of the ninth resistor R9, and the electromagnetic valve is used for being electrically connected with the drain electrode of the MOS tube. Wherein, the MOS pipe can select the P channel MOS pipe.
In some embodiments, the third switching module includes a second transistor Q3 and a third transistor Q4, the control module, a tenth resistor R10 and the base of the second transistor are electrically connected in sequence, the emitter of the second transistor is electrically connected to the positive voltage source, the collector of the second transistor and the eleventh resistor R11 are electrically connected in sequence to the base of the third transistor, the second switching module, the thirteenth resistor R13 and the collector of the third transistor are electrically connected in sequence, the emitter of the third transistor is electrically connected to the negative voltage source, and the emitter and the base of the third transistor are electrically connected to two ends of the twelfth resistor R12, respectively.
In some embodiments, as shown in fig. 3, each of the first ignition key module and the second ignition key module includes a twenty-fifth resistor R25, a twenty-sixth resistor R26, a capacitor C2, a diode D1, and a micro switch SW1, the control module, the twenty-fifth resistor, and the anode of the diode are electrically connected in sequence, the cathode of the diode, the micro switch, and the ground terminal are electrically connected in sequence, the forward voltage source, the twenty-sixth resistor, and the anode of the diode are electrically connected in sequence, and the anode of the diode, the capacitor, and the ground terminal are electrically connected in sequence.
When the micro switch is not triggered, the circuit between the diode and the ground terminal is not conducted, the pin electrically connected with the twenty-fifth resistor of the control module is at a high level, when a user touches the micro switch, the circuit between the diode and the ground terminal is conducted, the forward voltage source is in short circuit, and the pin electrically connected with the twenty-fifth resistor of the control module is at a low level. Therefore, the control module can know whether the ignition key module is triggered or not through the change of the level signal.
In some embodiments, as shown in fig. 4, there are two trigger keys, namely a first trigger key and a second trigger key, and there are two adjustment keys, namely a first trigger key and a second trigger key, where the first trigger key, the first resistor R1 and the control module are electrically connected in sequence, the first adjustment key, the second resistor R2 and the control module are electrically connected in sequence, the second adjustment key, the third resistor R3 and the control module are electrically connected in sequence, and the second trigger key, the fourth resistor R4 and the control module are electrically connected in sequence. The two trigger keys are respectively used for triggering the timing functions of the two furnaces, and a user can simultaneously press the two adjusting keys so as to simultaneously start the timing functions of the two furnaces. The first adjusting key is used for reducing the set time, and the second adjusting key is used for increasing the set time.
In some embodiments, the display module is a four-bit seven-segment digital tube display screen, and the segment selection pin and the bit selection pin are respectively electrically connected with the I/O pin of the control mode.
In some embodiments, the control module includes a single-chip microcomputer BF7612CM28, although other control chips may be used according to actual needs.
The embodiment of the utility model also provides a gas stove which comprises the electromagnetic valve control circuit capable of timing by the double stoves in any one of the embodiments.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.
Claims (10)
1. The utility model provides a but two kitchen timing solenoid valve control circuit which characterized in that simultaneously: the device comprises a control module, two switch units, a first ignition key module, a second ignition key module, a timing setting key module and a display module, wherein the first ignition key module, the second ignition key module, the timing setting key module and the display module are respectively and electrically connected with the control module; the first ignition key module and the second ignition key module are respectively used for triggering the two furnaces to ignite; the timing setting key module comprises a trigger key for triggering timing functions of the two furnaces and an adjusting key for adjusting the set time; the switch unit comprises a first switch module, a second switch module and a third switch module, trigger ends of the first switch module, the second switch module and the third switch module are electrically connected with the control module, one connecting end of the first switch module is electrically connected with a positive voltage source, the other connecting end of the first switch module is electrically connected with one connecting end of the second switch module, the other connecting end of the second switch module is electrically connected with one connecting end of the third switch module, the other connecting end of the third switch module is electrically connected with a negative voltage source, and the electromagnetic valves corresponding to the two furnaces are respectively used for being electrically connected with middle nodes of the second switch module and the third switch module in the two switch units.
2. The double-stove electromagnetic valve control circuit capable of timing simultaneously according to claim 1, characterized in that: the first switch module comprises a first triode, the control module, the seventh resistor and the base of the first triode are electrically connected in sequence, the emitting electrode of the first triode is electrically connected with the forward voltage source, the collecting electrode of the first triode, the fifth resistor and the second switch module are electrically connected in sequence, and the emitting electrode and the base of the first triode are respectively electrically connected with two ends of the sixth resistor.
3. The double-stove electromagnetic valve control circuit capable of timing simultaneously according to claim 2, characterized in that: the collector of the first triode is also connected with an electrolytic capacitor, and the collector of the first triode, the fifth resistor, the electrolytic capacitor and the grounding end are electrically connected in sequence.
4. The double-stove electromagnetic valve control circuit capable of timing simultaneously according to claim 1, characterized in that: the second switch module comprises an MOS (metal oxide semiconductor) tube, the control module, the eighth resistor and the grid electrode of the MOS tube are sequentially and electrically connected, the source electrode of the MOS tube is electrically connected with the first switch module, the drain electrode of the MOS tube is electrically connected with the third switch module, the grid electrode and the source electrode of the MOS tube are respectively and electrically connected with the two ends of the ninth resistor, and the electromagnetic valve is used for being electrically connected with the drain electrode of the MOS tube.
5. The dual range simultaneous timing solenoid valve control circuit of claim 1, wherein: the third switch module comprises a second triode and a third triode, the control module, the tenth resistor and the base of the second triode are electrically connected in sequence, the emitting electrode of the second triode is electrically connected with the positive voltage source, the collecting electrode of the second triode and the eleventh resistor are electrically connected with the base of the third triode in sequence, the second switch module, the thirteenth resistor and the collecting electrode of the third triode are electrically connected in sequence, the emitting electrode of the third triode is electrically connected with the negative voltage source, and the emitting electrode and the base of the third triode are respectively electrically connected with two ends of the twelfth resistor.
6. The double-stove electromagnetic valve control circuit capable of timing simultaneously according to claim 1, characterized in that: the first ignition key module and the second ignition key module respectively comprise a twenty-fifth resistor, a twenty-sixth resistor, a capacitor, a diode and a micro switch, the anodes of the control module, the twenty-fifth resistor and the diode are sequentially electrically connected, the cathode of the diode, the micro switch and the grounding terminal are sequentially electrically connected, the anodes of the forward voltage source, the twenty-sixth resistor and the diode are sequentially electrically connected, and the anode of the diode, the capacitor and the grounding terminal are sequentially electrically connected.
7. The dual range simultaneous timing solenoid valve control circuit of claim 1, wherein: the control module is provided with a control module, a first trigger button, a second trigger button, a first adjusting button, a second adjusting button, a third adjusting button, a fourth adjusting button, a control module, a first resistor, a second resistor, a third resistor, a fourth resistor and a control module.
8. The double-stove electromagnetic valve control circuit capable of timing simultaneously according to claim 1, characterized in that: the display module is a four-digit seven-segment digital tube display screen.
9. The double-cooker solenoid valve control circuit capable of simultaneous timing as claimed in any one of claims 1 to 8, wherein: the control module comprises a singlechip BF7612CM 28.
10. A gas stove is characterized in that: comprising a solenoid valve control circuit that can be timed simultaneously for double burners according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220179838.1U CN216644277U (en) | 2022-01-21 | 2022-01-21 | Electromagnetic valve control circuit capable of timing simultaneously for double stoves and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220179838.1U CN216644277U (en) | 2022-01-21 | 2022-01-21 | Electromagnetic valve control circuit capable of timing simultaneously for double stoves and gas stove |
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| Publication Number | Publication Date |
|---|---|
| CN216644277U true CN216644277U (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220179838.1U Active CN216644277U (en) | 2022-01-21 | 2022-01-21 | Electromagnetic valve control circuit capable of timing simultaneously for double stoves and gas stove |
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| Country | Link |
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| CN (1) | CN216644277U (en) |
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- 2022-01-21 CN CN202220179838.1U patent/CN216644277U/en active Active
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