Control system of kitchen range

Abstract

The control system comprises a battery port, a voltage conversion module, a main control module, a voltage detection module, an electric quantity display module, a switch detection module, a low-power-consumption control module and an ignition control module. According to the technical scheme, the cooker control system is provided with the low-power-consumption control module, the battery port is connected with the voltage conversion module through the low-power-consumption control module, and the voltage conversion module converts the power supply voltage output by the battery port and then supplies power to the main control module. Wherein the low-power-consumption control module controls the power-on connection between the battery port and the voltage conversion module according to a signal of the main control module, so that the low-power-consumption control function of the cooker control system is realized.

Description

Technical Field

[0001] This utility model relates to the field of electronic circuit technology, and more specifically to a control system for a stove. Background Technology

[0002] Cooktops are common cooking appliances in the kitchen and bathroom industry. Their function is to use an internal battery to generate an electric spark to ignite gas and produce the cooking flame. Based on this principle, cooktops are equipped with a battery and a circuit module that generates a high-voltage electric spark from the battery.

[0003] In existing technologies, to facilitate users' understanding of the battery level inside the cooktop, corresponding battery detection and external battery level display functions are configured in the cooktop. The drawback of this existing technology is that the cooktop's control system runs continuously, leading to excessive battery drain and requiring frequent battery replacements. Utility Model Content

[0004] To solve the above-mentioned technical problems, the purpose of this utility model is to provide a control system for a stove.

[0005] The technical solution adopted by this utility model to solve the problem is:

[0006] A control system for a cooktop includes a battery port, a voltage conversion module, a main control module, a voltage detection module, a power display module, a switch detection module, a low-power control module, and an ignition control module.

[0007] The battery port is connected to the low-power control module, the low-power control module is connected to the voltage conversion module, the voltage conversion module is connected to the main control module, the low-power control module is connected to the voltage detection module, the voltage detection module is connected to the main control module, the power display module is connected to the main control module, the main control module is connected to the ignition control module, the main control module is connected to the switch detection module, and the main control module is connected to the low-power control module.

[0008] As a further improvement to the above technical solution, the low-power control module includes a jog switch, resistors R1, R2, R3, R4, and R5, diode D1, NPN transistor Q1, and PNP transistor Q2.

[0009] The main control module is connected to one end of the resistor R1, the other end of the resistor R1 is connected to the anode of the diode D1, the cathode of the diode D1 is connected to one end of the jog switch, and the other end of the jog switch is connected to ground. The main control module is connected to the base of the transistor Q1 through the resistor R2, and the emitter of the transistor Q1 is connected to ground. One end of the resistor R3 is connected to the base of the transistor Q1, and the other end of the resistor R3 is connected to ground. The collector of the transistor Q1 is connected to the battery port through the resistors R4 and R5. The base of the transistor Q2 is connected to the junction of the resistors R4 and R5. The emitter of the transistor Q2 is connected to the battery port. The collector of the transistor Q2 is connected to the voltage conversion module.

[0010] As a further improvement to the above technical solution, the voltage conversion module includes a voltage conversion chip, resistors R6 and R7, capacitors C1 and C2, diode D2, and inductor L1. In the low-power control module, the collector of transistor Q2 is connected to the input terminal of the voltage conversion chip through inductor L1. One end of resistor R6 is connected to the connection point between inductor L1 and the voltage conversion chip, and the other end of resistor R6 is connected to ground. Capacitor C1 is connected in parallel with resistor R6. The anode of diode D2 is connected to the input terminal of the voltage conversion chip, and the cathode of diode D2 is connected to the output terminal of the voltage conversion chip. The output terminal of the voltage conversion chip is connected to ground through resistor R7. Capacitor C2 is connected in parallel with resistor R7. The output terminal of the voltage conversion chip is connected to the main control module.

[0011] As a further improvement to the above technical solution, the voltage detection module includes resistors R8, R9, and R10, and capacitor C3. In the low-power control module, the collector of transistor Q2 is connected to ground through resistors R8 and R9 in sequence. Capacitor C3 is connected in parallel with resistor R9. One end of resistor R10 is connected to the connection point of resistors R8 and R9, and the other end of resistor R10 is connected to the main control module.

[0012] As a further improvement to the above technical solution, the switch detection module includes a micro switch, a resistor R11, and a diode D3. The main control module is connected to the positive terminal of the diode D3 through the resistor R11. The negative terminal of the diode D3 is connected to one end of the micro switch, and the other end of the micro switch is connected to ground.

[0013] As a further improvement to the above technical solution, the ignition control module includes an NPN transistor Q3, a PNP transistor Q4, resistors R12, R13, R14, R15, R16, R17, R18, and R19, capacitors C4, C5, C6, and C7, diodes D4, D5, D6, D7, D8, and D9, a thyristor D10, a thyristor D11, a transformer TA, a transformer TB, and a transformer TC. The transformer TA is configured with a first winding TA1, a second winding TA2, a third winding TA3, and a fourth winding TA4. The transformer TB is configured with a primary winding TB1 and a secondary winding TB2. The transformer TC is configured with a primary winding TC1 and a secondary winding TC2. The secondary winding TB2 of the transformer TB serves as the first ignition needle, and the secondary winding TC2 of the transformer TC serves as the second ignition needle.

[0014] The main control module is connected to the base of transistor Q3 via resistor R12. The emitter of transistor Q3 is connected to ground. One end of resistor R13 is connected to the base of transistor Q3, and the other end of resistor R13 is connected to the emitter of transistor Q3. The collector of transistor Q3 is connected to one end of the first winding TA1 of transformer TA. The other end of the first winding TA1 of transformer TA is connected to the base of transistor Q4. The emitter of transistor Q4 is connected to the battery terminal. The two ends of capacitor C4 are connected to the emitter and base of transistor Q4 respectively. The collector of transistor Q4... One end of the second winding TA2 of transformer TA is connected to the ground terminal. One end of the third winding TA3 of transformer TA is connected to the anode of diode D4. The cathode of diode D4 is connected to ground through capacitor C5. Resistor R17 is connected in parallel with capacitor C5. The other end of the third winding TA3 of transformer TA is connected to both the cathode of diode D5 and one end of the fourth winding TA4 of transformer TA. The other end of the fourth winding TA4 of transformer TA is connected to ground. The anode of diode D5 is connected to the ground through resistor R15. The positive terminal of diode D7 is connected to the positive terminal of diode D8. The negative terminal of diode D7 is connected to the negative terminal of diode D8 through resistor R18 and capacitor C6. The positive terminal of diode D8 is connected to ground. The two ends of the primary winding TB1 of transformer TB are connected to the positive and negative terminals of diode D8 respectively. The control terminal of thyristor D10 is connected to the connection point of resistor R18 and capacitor C6. The negative terminal of thyristor D10 is connected to the negative terminal of diode D8. The positive terminal of thyristor D10 is connected to the negative terminal of diode D4. One end of the secondary winding TB2 of transformer TB is connected to ground. The positive terminal of diode D5 is connected to the positive terminal of diode D5 through the resistor R18 and capacitor C6. The resistor R16 is connected to the anode of the diode D6. The cathode of the diode D6 is connected to the cathode of the diode D9 via the resistor R19 and the capacitor C7. The anode of the diode D9 is connected to ground. The two ends of the primary winding TC1 of the transformer TC are connected to the anode and cathode of the diode D9 respectively. The control terminal of the thyristor D11 is connected to the junction of the resistor R19 and the capacitor C7. The cathode of the thyristor D11 is connected to the cathode of the diode D9. The anode of the thyristor D11 is connected to the cathode of the diode D4. One end of the secondary winding TC2 of the transformer TC is connected to ground.

[0015] The beneficial effects of this utility model are as follows: The stove control system of this technical solution is equipped with a low-power control module. The battery port is connected to the voltage conversion module through the low-power control module. The voltage conversion module converts the power supply voltage output from the battery port and then supplies power to the main control module. The low-power control module controls the power connection between the battery port and the voltage conversion module according to the signal from the main control module, thereby realizing the low-power control function of the stove control system. Attached Figure Description

[0016] The present invention will be further explained below with reference to the accompanying drawings and specific embodiments.

[0017] Figure 1 This is a circuit module framework diagram of this utility model;

[0018] Figure 2 This is a circuit diagram of the low-power control module, voltage conversion module, voltage detection module, and power display module in this utility model;

[0019] Figure 3 This is the circuit diagram of the ignition control module in this utility model. Detailed Implementation

[0020] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0021] In the description of this utility model, it should be understood that the directional descriptions, such as up, down, front, back, left, right, etc., indicate the directional or positional relationship based on the directional or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0022] In the description of this utility model, "several" means one or more, "multiple" means two or more, "greater than," "less than," and "exceeding" are understood to exclude the stated number, while "above," "below," and "within" are understood to include the stated number. If "first" or "second" is used in the description, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly indicating the number of indicated technical features, or implicitly indicating the order of the indicated technical features.

[0023] In the description of this utility model, unless otherwise explicitly defined, terms such as "setting," "installation," and "connection" should be interpreted broadly, and those skilled in the art can reasonably determine the specific meaning of the above terms in this utility model in conjunction with the specific content of the technical solution.

[0024] Reference Figures 1 to 3 This application discloses a control system for a stove. In its first embodiment, it includes a battery port, a voltage conversion module, a main control module, a voltage detection module, a power display module, a switch detection module, a low-power control module, and an ignition control module.

[0025] The battery port is connected to the low-power control module, the low-power control module is connected to the voltage conversion module, the voltage conversion module is connected to the main control module, the low-power control module is connected to the voltage detection module, the voltage detection module is connected to the main control module, the power display module is connected to the main control module, the main control module is connected to the ignition control module, the main control module is connected to the switch detection module, and the main control module is connected to the low-power control module.

[0026] Specifically, in this embodiment, the stove control system is equipped with the low-power control module. The battery port is connected to the voltage conversion module through the low-power control module. The voltage conversion module converts the power supply voltage output from the battery port and then supplies power to the main control module. The low-power control module controls the power connection between the battery port and the voltage conversion module according to the signal from the main control module, thereby realizing the low-power control function of the stove control system.

[0027] As a further preferred embodiment, in this embodiment, the low-power control module includes a jog switch, resistors R1, R2, R3, R4, and R5, diode D1, NPN transistor Q1, and PNP transistor Q2.

[0028] The main control module is connected to one end of the resistor R1, the other end of the resistor R1 is connected to the anode of the diode D1, the cathode of the diode D1 is connected to one end of the jog switch, and the other end of the jog switch is connected to ground. The main control module is connected to the base of the transistor Q1 through the resistor R2, and the emitter of the transistor Q1 is connected to ground. One end of the resistor R3 is connected to the base of the transistor Q1, and the other end of the resistor R3 is connected to ground. The collector of the transistor Q1 is connected to the battery port through the resistors R4 and R5. The base of the transistor Q2 is connected to the junction of the resistors R4 and R5. The emitter of the transistor Q2 is connected to the battery port. The collector of the transistor Q2 is connected to the voltage conversion module.

[0029] As a further preferred embodiment, in this embodiment, the voltage conversion module includes a voltage conversion chip, resistors R6 and R7, capacitors C1 and C2, diode D2, and inductor L1. The collector of transistor Q2 in the low-power control module is connected to the input terminal of the voltage conversion chip through inductor L1. One end of resistor R6 is connected to the connection point between inductor L1 and the voltage conversion chip, and the other end of resistor R6 is connected to ground. Capacitor C1 is connected in parallel with resistor R6. The anode of diode D2 is connected to the input terminal of the voltage conversion chip, and the cathode of diode D2 is connected to the output terminal of the voltage conversion chip. The output terminal of the voltage conversion chip is connected to ground through resistor R7. Capacitor C2 is connected in parallel with resistor R7. The output terminal of the voltage conversion chip is connected to the main control module.

[0030] As a further preferred embodiment, in this embodiment, the voltage detection module includes resistors R8, R9, and R10, and capacitor C3. In the low-power control module, the collector of transistor Q2 is connected to ground through resistors R8 and R9 in sequence. Capacitor C3 is connected in parallel with resistor R9. One end of resistor R10 is connected to the connection point of resistors R8 and R9, and the other end of resistor R10 is connected to the main control module.

[0031] As a further preferred embodiment, in this embodiment, the switch detection module includes a micro switch, a resistor R11, and a diode D3. The main control module is connected to the positive terminal of the diode D3 through the resistor R11, the negative terminal of the diode D3 is connected to one end of the micro switch, and the other end of the micro switch is connected to ground.

[0032] As a further preferred embodiment, in this embodiment, the ignition control module includes an NPN transistor Q3, a PNP transistor Q4, resistors R12, R13, R14, R15, R16, R17, R18, and R19, capacitors C4, C5, C6, and C7, diodes D4, D5, D6, D7, D8, and D9, a thyristor D10, a thyristor D11, a transformer TA, a transformer TB, and a transformer TC. The transformer TA is configured with a first winding TA1, a second winding TA2, a third winding TA3, and a fourth winding TA4. The transformer TB is configured with a primary winding TB1 and a secondary winding TB2. The transformer TC is configured with a primary winding TC1 and a secondary winding TC2. The secondary winding TB2 of the transformer TB serves as the first ignition needle, and the secondary winding TC2 of the transformer TC serves as the second ignition needle.

[0033] The main control module is connected to the base of transistor Q3 via resistor R12. The emitter of transistor Q3 is connected to ground. One end of resistor R13 is connected to the base of transistor Q3, and the other end of resistor R13 is connected to the emitter of transistor Q3. The collector of transistor Q3 is connected to one end of the first winding TA1 of transformer TA. The other end of the first winding TA1 of transformer TA is connected to the base of transistor Q4. The emitter of transistor Q4 is connected to the battery terminal. The two ends of capacitor C4 are connected to the emitter and base of transistor Q4 respectively. The collector of transistor Q4... One end of the second winding TA2 of transformer TA is connected to the ground terminal. One end of the third winding TA3 of transformer TA is connected to the anode of diode D4. The cathode of diode D4 is connected to ground through capacitor C5. Resistor R17 is connected in parallel with capacitor C5. The other end of the third winding TA3 of transformer TA is connected to both the cathode of diode D5 and one end of the fourth winding TA4 of transformer TA. The other end of the fourth winding TA4 of transformer TA is connected to ground. The anode of diode D5 is connected to the ground through resistor R15. The positive terminal of diode D7 is connected to the positive terminal of diode D8. The negative terminal of diode D7 is connected to the negative terminal of diode D8 through resistor R18 and capacitor C6. The positive terminal of diode D8 is connected to ground. The two ends of the primary winding TB1 of transformer TB are connected to the positive and negative terminals of diode D8 respectively. The control terminal of thyristor D10 is connected to the connection point of resistor R18 and capacitor C6. The negative terminal of thyristor D10 is connected to the negative terminal of diode D8. The positive terminal of thyristor D10 is connected to the negative terminal of diode D4. One end of the secondary winding TB2 of transformer TB is connected to ground. The positive terminal of diode D5 is connected to the positive terminal of diode D5 through the resistor R18 and capacitor C6. The resistor R16 is connected to the anode of the diode D6. The cathode of the diode D6 is connected to the cathode of the diode D9 via the resistor R19 and the capacitor C7. The anode of the diode D9 is connected to ground. The two ends of the primary winding TC1 of the transformer TC are connected to the anode and cathode of the diode D9 respectively. The control terminal of the thyristor D11 is connected to the junction of the resistor R19 and the capacitor C7. The cathode of the thyristor D11 is connected to the cathode of the diode D9. The anode of the thyristor D11 is connected to the cathode of the diode D4. One end of the secondary winding TC2 of the transformer TC is connected to ground.

[0034] The above are merely preferred embodiments of this utility model and do not limit the patent scope of this utility model. Any equivalent structural transformations made based on the concept of this utility model and the contents of the specification and drawings of this utility model, or direct or indirect applications in other related technical fields, are included within the patent protection scope of this utility model.

Claims

1. A control system for a stove, characterized in that: It includes a battery port, voltage conversion module, main control module, voltage detection module, power display module, switch detection module, low power control module, and ignition control module; The battery port is connected to the low-power control module, the low-power control module is connected to the voltage conversion module, the voltage conversion module is connected to the main control module, the low-power control module is connected to the voltage detection module, the voltage detection module is connected to the main control module, the power display module is connected to the main control module, the main control module is connected to the ignition control module, the main control module is connected to the switch detection module, and the main control module is connected to the low-power control module.

2. The control system for a stove according to claim 1, characterized in that: The low-power control module includes a jog switch, resistors R1, R2, R3, R4, and R5, diode D1, transistor Q1, and transistor Q2. The main control module is connected to one end of the resistor R1, the other end of the resistor R1 is connected to the anode of the diode D1, the cathode of the diode D1 is connected to one end of the jog switch, and the other end of the jog switch is connected to ground. The main control module is connected to the base of the transistor Q1 through the resistor R2, and the emitter of the transistor Q1 is connected to ground. One end of the resistor R3 is connected to the base of the transistor Q1, and the other end of the resistor R3 is connected to ground. The collector of the transistor Q1 is connected to the battery port through the resistors R4 and R5. The base of the transistor Q2 is connected to the junction of the resistors R4 and R5. The emitter of the transistor Q2 is connected to the battery port. The collector of the transistor Q2 is connected to the voltage conversion module.

3. The control system for a stove according to claim 1, characterized in that: The voltage conversion module includes a voltage conversion chip, resistors R6 and R7, capacitors C1 and C2, diode D2, and inductor L1. The low-power control module is connected to the input terminal of the voltage conversion chip through inductor L1. One end of resistor R6 is connected to the connection point between inductor L1 and the voltage conversion chip, and the other end of resistor R6 is connected to ground. Capacitor C1 is connected in parallel with resistor R6. The anode of diode D2 is connected to the input terminal of the voltage conversion chip, and the cathode of diode D2 is connected to the output terminal of the voltage conversion chip. The output terminal of the voltage conversion chip is connected to ground through resistor R7. Capacitor C2 is connected in parallel with resistor R7. The output terminal of the voltage conversion chip is connected to the main control module.

4. The control system for a stove according to claim 1, characterized in that: The voltage detection module includes resistors R8, R9, and R10, and capacitor C3. The low-power control module is connected to ground through resistors R8 and R9. Capacitor C3 is connected in parallel with resistor R9. One end of resistor R10 is connected to the connection point of resistors R8 and R9, and the other end of resistor R10 is connected to the main control module.

5. The control system for a stove according to claim 1, characterized in that: The switch detection module includes a micro switch, a resistor R11, and a diode D3. The main control module is connected to the positive terminal of the diode D3 through the resistor R11. The negative terminal of the diode D3 is connected to one end of the micro switch, and the other end of the micro switch is connected to ground.

6. The control system for a stove according to claim 1, characterized in that: The ignition control module includes transistors Q3 and Q4, resistors R12, R13, R14, R15, R16, R17, R18, and R19, capacitors C4, C5, C6, and C7, diodes D4, D5, D6, D7, D8, and D9, thyristor D10 and D11, transformers TA, TB, and TC. Transformer TA is configured with a first winding TA1, a second winding TA2, a third winding TA3, and a fourth winding TA4. Transformer TB is configured with a primary winding TB1 and a secondary winding TB2. Transformer TC is configured with a primary winding TC1 and a secondary winding TC2. The secondary winding TB2 of transformer TB serves as the first ignition needle, and the secondary winding TC2 of transformer TC serves as the second ignition needle. The main control module is connected to the base of transistor Q3 via resistor R12. The emitter of transistor Q3 is connected to ground. One end of resistor R13 is connected to the base of transistor Q3, and the other end of resistor R13 is connected to the emitter of transistor Q3. The collector of transistor Q3 is connected to one end of the first winding TA1 of transformer TA. The other end of the first winding TA1 of transformer TA is connected to the base of transistor Q4. The emitter of transistor Q4 is connected to the battery terminal. The two ends of capacitor C4 are connected to the emitter and base of transistor Q4 respectively. The collector of transistor Q4... One end of the second winding TA2 of transformer TA is connected to the ground terminal. One end of the third winding TA3 of transformer TA is connected to the anode of diode D4. The cathode of diode D4 is connected to ground through capacitor C5. Resistor R17 is connected in parallel with capacitor C5. The other end of the third winding TA3 of transformer TA is connected to both the cathode of diode D5 and one end of the fourth winding TA4 of transformer TA. The other end of the fourth winding TA4 of transformer TA is connected to ground. The anode of diode D5 is connected to the ground through resistor R15. The positive terminal of diode D7 is connected to the positive terminal of diode D8. The negative terminal of diode D7 is connected to the negative terminal of diode D8 through resistor R18 and capacitor C6. The positive terminal of diode D8 is connected to ground. The two ends of the primary winding TB1 of transformer TB are connected to the positive and negative terminals of diode D8 respectively. The control terminal of thyristor D10 is connected to the connection point of resistor R18 and capacitor C6. The negative terminal of thyristor D10 is connected to the negative terminal of diode D8. The positive terminal of thyristor D10 is connected to the negative terminal of diode D4. One end of the secondary winding TB2 of transformer TB is connected to ground. The positive terminal of diode D5 is connected to the positive terminal of diode D5 through the resistor R18 and capacitor C6. The resistor R16 is connected to the anode of the diode D6. The cathode of the diode D6 is connected to the cathode of the diode D9 via the resistor R19 and the capacitor C7. The anode of the diode D9 is connected to ground. The two ends of the primary winding TC1 of the transformer TC are connected to the anode and cathode of the diode D9 respectively. The control terminal of the thyristor D11 is connected to the junction of the resistor R19 and the capacitor C7. The cathode of the thyristor D11 is connected to the cathode of the diode D9. The anode of the thyristor D11 is connected to the cathode of the diode D4. One end of the secondary winding TC2 of the transformer TC is connected to ground.

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