CN212378015U - Electric control system of gas stove - Google Patents
Electric control system of gas stove Download PDFInfo
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- CN212378015U CN212378015U CN202020548390.7U CN202020548390U CN212378015U CN 212378015 U CN212378015 U CN 212378015U CN 202020548390 U CN202020548390 U CN 202020548390U CN 212378015 U CN212378015 U CN 212378015U
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Abstract
The utility model relates to an electrical system of gas-cooker, including controller and the ignition operation ware, some firearm, flame sensor, the solenoid valve of being connected with the controller electricity, its characterized in that: still include power plug, battery, low voltage sensor, power plug passes through power adapter and is connected with the feed end electricity of controller, low voltage sensor is connected with power adapter's voltage detection end, a signal input part electricity of controller, the battery passes through the relay and is connected with the controller electricity, the battery passes through the switch of relay and is connected with the feed end electricity of controller, the coil of relay is connected with a signal output part electricity of controller. The electric control system of the gas stove can realize the power supply of the external alternating current and the dry battery of the gas stove, namely, two power supplies are realized to supply power to the gas stove, the mains supply is utilized to supply power to the gas stove when the external mains supply is powered on, and the dry battery is used for supplying power when the mains supply is powered off, so that a user can cook when the mains supply is powered on or powered off, the replacement of the battery can be reduced, and the pollution to the environment is reduced.
Description
Technical Field
The utility model relates to a gas-cooker technical field, concretely relates to electrical system of gas-cooker.
Background
One of the existing gas stoves is powered by an external power supply, and the other is powered by a dry battery. The cooking utensils of external power supply can't use under the condition of having a power failure, perhaps need the user oneself to ignite with the ignition machine, have great potential safety hazard. The gas stove powered by dry batteries is inconvenient because the dry batteries have limited service life and need to be frequently replaced, and the replaced old batteries pollute the environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a switching that can realize commercial power and dry battery power supply is provided to above-mentioned prior art, and then on guaranteeing that the gas-cooker can the basis of normal use, reduces the change number of times of dry battery, reduces the electrical system to the gas-cooker of the pollution of environment.
The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides an electrical system of gas-cooker, includes controller and the ignition operation ware, the some firearm, flame sensor, the solenoid valve that are connected with the controller electricity, its characterized in that: still include power plug, battery, low voltage sensor, power plug passes through power adapter and is connected with the feed end electricity of controller, low voltage sensor is connected with power adapter's voltage detection end, a signal input part electricity of controller, the battery passes through the relay and is connected with the controller electricity, the battery passes through the switch of relay and is connected with the feed end electricity of controller, the coil of relay is connected with a signal output part electricity of controller.
Preferably, the igniter is electrically connected with the controller through a voltage reduction module, a power input end of the voltage reduction module is electrically connected with a voltage output end of the power adapter, and a signal input end of the voltage reduction module is electrically connected with one signal output end of the controller.
Preferably, a first filter capacitor is connected in parallel to two ends of the igniter.
Preferably, the battery charger further comprises a second filter capacitor, and the second filter capacitor is connected in parallel with the switches of the battery and the relay after being connected in series.
Preferably, the power adapter is electrically connected to the power plug through an EMC filter circuit.
Simply, the circuit of the power adapter comprises a rectifier bridge, a switching power supply chip, a transformer and a filter circuit;
the output end of the rectifier bridge and the primary side of the transformer are respectively and electrically connected with the switching power supply chip, the secondary side of the transformer is electrically connected with the filter circuit, and the output end of the filter circuit forms the output end of the power adapter.
Compared with the prior art, the utility model has the advantages of: the electric control system of the gas stove can realize the power supply of the external alternating current and the dry battery of the gas stove, namely, two power supplies are realized to supply power to the gas stove, the mains supply is utilized to supply power to the gas stove when the external mains supply is powered on, and the dry battery is used for supplying power when the mains supply is powered off, so that a user can cook when the mains supply is powered on or powered off, the replacement of the battery can be reduced, and the pollution to the environment is reduced.
Drawings
Fig. 1 is a circuit diagram of an electric control system of a gas stove in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the electronic control system of the gas stove in the present embodiment includes a controller 1, and an ignition operator 2, an igniter 3, a flame sensor 4, an electromagnetic valve 5, a power plug 6, a battery 7, and a low voltage sensor 8 electrically connected to the controller 1.
The power plug 6 can be used for connecting to an external power socket, so that the mains supply is realized. In this embodiment, the power plug 6 is electrically connected to the power supply end of the controller 1 through the power adapter 9, and the power adapter 9 can convert the alternating current provided by the mains supply into a low-voltage direct current capable of supplying power to the controller 1, so as to satisfy that the electric control system of the gas stove effectively works under the condition of low voltage.
The low-voltage sensor 8 is electrically connected with a voltage detection end of the power adapter 9 and a signal input end of the controller 1, the low-voltage sensor 8 is used for monitoring the voltage output by the power adapter 9 and transmitting the detected voltage signal to the controller 1, if the voltage acquired by the controller 1 is lower than a set low-voltage threshold value, the condition of power failure on a power socket can be judged if the voltage acquired by the controller 1 is lower than the set low-voltage threshold value, namely, the mains supply can not supply power for an electric control system of the gas stove. The low voltage sensor 8 may employ various low voltage sensors 8 known in the art.
The battery 7 is electrically connected with the controller 1 through the relay 10, the battery 7 is electrically connected with the power supply end of the controller 1 through the switch of the relay 10, and the coil of the relay 10 is electrically connected with one signal output end of the controller 1. A first filter capacitor C1 is also connected in parallel across the igniter 3. The series-connected battery 7 and the switch of the relay 10 are connected in parallel with the second filter capacitor C2.
Igniter 3 is electrically connected with controller 1 through voltage reduction module 11, and voltage input end of voltage reduction module 11 is electrically connected with power adapter 9's voltage output end, and voltage reduction module 11's signal input end is electrically connected with a signal output end of controller 1, and voltage after voltage reduction module 11 can acquire controller 1's ignition signal, the control output voltage that steps down, and then drive igniter 3 and carry out the work of igniteing.
The power adapter 9 is electrically connected to the power plug 6 through the EMC filter circuit 12. The circuit of the power adapter 9 in this embodiment is specifically shown in fig. 1, and mainly includes a rectifier bridge 91, a switching power supply chip 92, a transformer 93, and a filter circuit 94. The input end of the rectifier bridge 91 is electrically connected with the output end of the EMC filter circuit 12, the output end of the rectifier bridge 91 and the primary side of the transformer 93 are respectively electrically connected with the switching power supply chip 92, the secondary side of the transformer 93 is electrically connected with the filter circuit 94, and the output end of the filter circuit 94 constitutes the output end of the power adapter 9.
The electric control system of the gas stove is powered by mains supply in a normal state, and the battery 7 is started to supply power under the condition of mains supply outage. The working process of the electric control system of the gas stove is as follows: the power plug 6 is connected to an external power socket, and the power socket supplies 220V alternating current to the mains supply. The 220V alternating current is stepped down to 5V after passing through the EMC filter circuit 12 and the power adapter 9. The working principle of the power adapter 9 is that firstly, 220V alternating current is rectified into 380V direct current through the rectifier bridge 91, the direct current is chopped into square wave high-frequency electric signals by the switching power supply chip 92, the square wave high-frequency electric signals are transmitted to the secondary side in an isolated mode through the transformer 93, and then the chopped high-frequency signals are converted into smooth low-voltage 5V direct current to supply power for the controller 1. The switching power supply chip 92 is mainly used for chopping the high-voltage direct current into high-voltage square wave power, and controlling the stability of the output voltage through the feedback of the output voltage.
When power is off, the low-voltage sensor 8 detects that the voltage is too low or zero, at the moment, the controller 1 outputs a control signal to the coil of the relay 10, the coil of the relay 10 is electrified, and then the switch of the relay 10 is closed, so that the power supply of the battery 7 is realized.
The ignition control process of the electric control system of the gas stove is as follows: the user operates the ignition operator 2 to act, the controller 1 controls the electromagnetic valve 5 to be opened after acquiring an action signal of the ignition operator 2, meanwhile, a control signal is output to the voltage reduction module 11, the voltage reduction module 11 supplies power to the igniter 3, and the igniter 3 realizes ignition. After the flame of the cooker is stabilized, the flame sensor 4 feeds back the detected flame signal to the controller 1, so that continuous combustion is realized, when the flame is extinguished, the flame sensor 4 feeds back a flameless signal to the controller 1, and the corresponding controller 1 controls the cut-off electromagnetic valve 5 to realize flameout.
Claims (6)
1. The utility model provides an electrical system of gas-cooker, includes controller (1) and ignition operation ware (2), some firearm (3), flame sensor (4), solenoid valve (5) that are connected with controller (1) electricity, its characterized in that: still include power plug (6), battery (7), low voltage sensor (8), power plug (6) are connected through power adapter (9) and the feed end electricity of controller (1), low voltage sensor (8) are connected with the voltage detection end of power adapter (9), a signal input part electricity of controller (1), battery (7) are connected with controller (1) electricity through relay (10), battery (7) are connected with the feed end electricity of controller (1) through the switch of relay (10), the coil of relay (10) is connected with a signal output part electricity of controller (1).
2. The electric control system of the gas range according to claim 1, wherein: the igniter (3) is electrically connected with the controller (1) through the voltage reduction module (11), the power input end of the voltage reduction module (11) is electrically connected with the voltage output end of the power adapter (9), and the signal input end of the voltage reduction module (11) is electrically connected with one signal output end of the controller (1).
3. The electric control system of the gas range according to claim 2, wherein: and two ends of the igniter (3) are connected with a first filter capacitor (C1) in parallel.
4. The electric control system of the gas range according to claim 1, wherein: the device also comprises a second filter capacitor (C2), wherein the second filter capacitor (C2) is connected with the serially connected battery (7) and the switch of the relay (10) in parallel.
5. The electric control system of the gas range according to claim 1, wherein: the power adapter (9) is electrically connected with the power plug (6) through an EMC filter circuit (12).
6. The electric control system of the gas range according to claim 1, wherein: the circuit of the power adapter (9) comprises a rectifier bridge (91), a switching power supply chip (92), a transformer (93) and a filter circuit (94);
the output end of the rectifier bridge (91) and the primary side of the transformer (93) are respectively electrically connected with the switching power supply chip (92), the secondary side of the transformer (93) is electrically connected with the filter circuit (94), and the output end of the filter circuit (94) forms the output end of the power adapter (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548390.7U CN212378015U (en) | 2020-04-14 | 2020-04-14 | Electric control system of gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548390.7U CN212378015U (en) | 2020-04-14 | 2020-04-14 | Electric control system of gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212378015U true CN212378015U (en) | 2021-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020548390.7U Active CN212378015U (en) | 2020-04-14 | 2020-04-14 | Electric control system of gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212378015U (en) |
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2020
- 2020-04-14 CN CN202020548390.7U patent/CN212378015U/en active Active
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