CN201247402Y - Controller for gas stove - Google Patents
Controller for gas stove Download PDFInfo
- Publication number
- CN201247402Y CN201247402Y CNU2008200593435U CN200820059343U CN201247402Y CN 201247402 Y CN201247402 Y CN 201247402Y CN U2008200593435 U CNU2008200593435 U CN U2008200593435U CN 200820059343 U CN200820059343 U CN 200820059343U CN 201247402 Y CN201247402 Y CN 201247402Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- control
- driving circuit
- detection circuit
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- -1 inductor (L1) Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000008030 elimination Effects 0.000 claims description 2
- 238000003379 elimination reaction Methods 0.000 claims description 2
- 230000011664 signaling Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 7
- 239000003915 liquefied petroleum gas Substances 0.000 abstract description 3
- 240000007594 Oryza sativa Species 0.000 abstract description 2
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 2
- 235000013305 food Nutrition 0.000 abstract description 2
- 235000009566 rice Nutrition 0.000 abstract description 2
- 238000010025 steaming Methods 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 2
- 239000003949 liquefied natural gas Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000010411 cooking Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model relates to a gas range controller, which is substantially used to automatically safely control food machinery of liquefied petroleum gas, natural gas and manufactured gas, which are commercial big pot-stoves, blast big pot-stoves, blast three-door rice steaming boxes. The gas range safe controller is characterized in that the controller comprises a power circuit, a flame detection circuit, a water level detection circuit, an igniter driving circuit, a control circuit, an alarm driving circuit and an electromagnetic valve driving circuit mechanism. The gas range safe controller is characterized in that the control circuit comprises a main single chip microcomputer, an auxiliary single chip microcomputer and a function jumper, wherein the main single chip microcomputer and the auxiliary single chip microcomputer are parallelly connected through data wires thereof, and control wires of the main single chip microcomputer is parallelly connected with the function jumper. The flame detection circuit, the igniter driving circuit and the water level detection circuit are respectively parallelly connected with the data wires of the control circuit, and the control wires of the control circuit are respectively parallelly connected with the alarm circuit and an electromagnetic valve driving circuit. The gas range controller has the advantages of strong generality, can be used for stoves with various structures, and has simple structure and low cost.
Description
Technical field
The utility model relates to a kind of gas-cooker controller, is mainly used in the food machinery automatic safe control of liquefied petroleum gas (LPG) such as commercial large stove, air blast large stove, air blast cooking stove, blast three-door rice steaming box, rock gas, artificial coal gas.
Technical background
Utility model ZL01240406.3 patent disclosure a kind of gas fired-boiler controller, this is a kind of controller of steam boiler, the defective of this boiler is a complex structure, and versatility is poor.
The utility model content
The utility model is to realize like this, a kind of gas-cooker safety governor is characterized in that: be made of power circuit, flame detection circuit, water level detection circuit, lighter driving circuit, control circuit, warning driving circuit and driving circuit for electromagnetic valve mechanism; Wherein:
Described power circuit: for control provides 24V, 12V and three kinds of direct supplys of 5V;
Described flame detection circuit: flame detection, and convert thereof into digital signal;
Lighter driving circuit: drive point firearm work;
Water level detection circuit: sensed water level, the digital signal of output " 0 " or " 1 ", expression has water or there is not water.
Described control circuit: its effect is that the digital signal with change-over circuit converts alerting signal and controlling and driving signal to;
Sound light alarming circuit: fault-signal is provided and drives warning device;
It is characterized in that: described control circuit is made of host scm, assistant SCM, function wire jumper, and its host scm and assistant SCM are by its data line parallel connection, and the control line of host scm connects with the function wire jumper; Described flame detection circuit, ignition drive circuit and water level detection circuit connect with the data line of control circuit respectively, and the control line of described control circuit connects with warning circuit and driving circuit for electromagnetic valve respectively.
Described power circuit is by formations such as inductor (L1), transformer (T2), rectistack BD1, relay (K3, K4), three-terminal voltage-stabilizing chip U1 and capacitors, inductor (L1), capacitor (C1, C2) constitute pi filter, be connected in the input end of transformer T2, transformer T2 has center tap, its two ends are by rectistack BD1 and relay switch K3 output, diode D2 (elimination reverse impulse) is connected across the two ends of K3, its negative pole connects with the cathode output end of BD1, and the positive pole of diode D2 is by the positive pole and the magnetic switch ground connection of LED 1; The center tap line of transformer T2 is connected back ground connection with relay K 4; The cathode output end of rectistack BD1 meets three-terminal voltage-stabilizing electricity integrated package U1, and three-terminal voltage-stabilizing electricity integrated package U1 output terminal is the 5V direct current.
The output terminal PB6 of described single-chip microcomputer connects with the selection relay (K4) of power circuit through overdrive circuit.
The utility model has the advantages that: highly versatile, can be fit to the cooking stove of various structures, and simple in structure, at the bottom of the cost.
Description of drawings
Fig. 1: be logic diagram of the present utility model.
Fig. 2: be circuit theory diagrams of the present utility model.
Fig. 3: be scm software logic diagram figure of the present utility model.
Specific embodiment
Most preferred embodiment of the present utility model is: be made of power circuit 1, flame detection circuit 2, water level detection circuit 3, lighter driving circuit 4, control circuit 5, warning driving circuit 6 and driving circuit for electromagnetic valve 7 mechanisms.Described flame detection circuit 2, water level detection circuit 3 and lighter driving circuit 4 connect with the data input pin of the single-chip microcomputer of control circuit, and the control output end of single-chip microcomputer connects with warning driving circuit 6 and driving circuit for electromagnetic valve 7.
Described power circuit 1 is by formations such as inductor (L1), transformer (T2), rectistack BD1, relay (K3, K4), three-terminal voltage-stabilizing chip U1 and capacitors, inductor (L1), capacitor (C1, C2) constitute pi filter, are connected in the input end of transformer T2.Transformer T2 has center tap, and its two ends are by rectistack BD1 and relay switch K3 output, and diode D2 is connected across the two ends of K3, and its negative pole connects with the cathode output end of BD1, works to eliminate reverse impulse.The positive pole of diode D2 is by the positive pole and the magnetic switch ground connection of LED 1; The center tap line of transformer T2 is connected back ground connection with relay K 4; The cathode output end of rectistack BD1 meets three-terminal voltage-stabilizing electricity integrated package U1, and the U1 output terminal is the 5V direct current.
The output terminal of described single-chip microcomputer (9) by U3 connect with the selection relay (K4) of power circuit, relay (K4) adhesive when driving valve, the main valve both end voltage is 24V, relay (K4) disconnects behind the time-delay certain hour, and the main valve both end voltage is 12V, keeps attracting state.The output terminal of described single-chip microcomputer (9) connects with the selection relay (K4) of power circuit through overdrive circuit.
Claims (3)
1. a gas-cooker safety governor is characterized in that: be made of power circuit (1), flame detection circuit (2), water level detection circuit (3), lighter driving circuit (4), control circuit (5), warning driving circuit (6) and driving circuit for electromagnetic valve (7) mechanism; Wherein:
Described power circuit: for control provides 24V, 12V and three kinds of direct supplys of 5V;
Described flame detection circuit: flame detection, and convert thereof into digital signal;
Lighter driving circuit: drive point firearm work;
Water level detection circuit: sensed water level, the digital signal of output " 0 " or " 1 ", expression has water or there is not water.
Described control circuit: its effect is that the digital signal with change-over circuit converts alerting signal and controlling and driving signal to;
Sound light alarming circuit: fault-signal is provided and drives warning device;
It is characterized in that: described control circuit is made of host scm, assistant SCM, function wire jumper, and its host scm and assistant SCM are by its data line parallel connection, and the control line of host scm connects with the function wire jumper; Described flame detection circuit, ignition drive circuit and water level detection circuit connect with the data line of control circuit respectively, and the control line of described control circuit connects with warning circuit and driving circuit for electromagnetic valve respectively.
2. a kind of gas-cooker safety governor according to claim 1, it is characterized in that: described power circuit is by inductor (L1), transformer (T2), rectistack BD1, relay (K3, K4), formations such as three-terminal voltage-stabilizing chip U1 and capacitor, inductor (L1), capacitor (C1, C2) constitute pi filter, be connected in the input end of transformer T2, transformer T2 has center tap, its two ends are by rectistack BD1 and relay switch K3 output, diode D2 (elimination reverse impulse) is connected across the two ends of K3, its negative pole connects with the cathode output end of BD1, and the positive pole of diode D2 is by the positive pole and the magnetic switch ground connection of LED 1; The center tap line of transformer T2 is connected back ground connection with relay K 4; The cathode output end of rectistack BD1 meets three-terminal voltage-stabilizing electricity integrated package U1, and three-terminal voltage-stabilizing electricity integrated package U1 output terminal is the 5V direct current.
3. a kind of gas-cooker safety governor according to claim 1 is characterized in that: the output terminal of described single-chip microcomputer (9) connects with the selection relay (K4) of power circuit through overdrive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200593435U CN201247402Y (en) | 2008-06-03 | 2008-06-03 | Controller for gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200593435U CN201247402Y (en) | 2008-06-03 | 2008-06-03 | Controller for gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201247402Y true CN201247402Y (en) | 2009-05-27 |
Family
ID=40731224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200593435U Expired - Fee Related CN201247402Y (en) | 2008-06-03 | 2008-06-03 | Controller for gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201247402Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369212A (en) * | 2016-11-30 | 2017-02-01 | 无锡华润矽科微电子有限公司 | Electromagnetic valve drive circuit for fuel gas system |
| CN110986089A (en) * | 2019-12-30 | 2020-04-10 | 深圳市智谷天厨科技有限公司 | Single-needle ignition fire detection device |
-
2008
- 2008-06-03 CN CNU2008200593435U patent/CN201247402Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369212A (en) * | 2016-11-30 | 2017-02-01 | 无锡华润矽科微电子有限公司 | Electromagnetic valve drive circuit for fuel gas system |
| CN106369212B (en) * | 2016-11-30 | 2018-12-04 | 无锡华润矽科微电子有限公司 | A kind of driving circuit for electromagnetic valve for gas burning system |
| CN110986089A (en) * | 2019-12-30 | 2020-04-10 | 深圳市智谷天厨科技有限公司 | Single-needle ignition fire detection device |
| CN110986089B (en) * | 2019-12-30 | 2024-02-27 | 深圳市智谷天厨科技有限公司 | Single needle ignition fire detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20170603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |