CN103735177B - With the Portable gas burning roasting furnace of multiple protection functions - Google Patents
With the Portable gas burning roasting furnace of multiple protection functions Download PDFInfo
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- CN103735177B CN103735177B CN201310689814.6A CN201310689814A CN103735177B CN 103735177 B CN103735177 B CN 103735177B CN 201310689814 A CN201310689814 A CN 201310689814A CN 103735177 B CN103735177 B CN 103735177B
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Abstract
The invention discloses a kind of Portable gas burning roasting furnace with multiple protection functions, its gas cylinder be provided with detects safety device, overvoltage protection safety device, flame-out alarm safety device and temperature sensing device.Wherein gas cylinder detects after safety device guarantees that two gas cylinders are all successfully installed, and fuel baking oven could implement igniting; Overvoltage protection safety device, after detecting that in any one gas cylinder, pressure anomaly rises, will automatically cut off both sides gas circuit and report to the police; The automatic ignition function again of flame failure warning device band; Temperature sensing safety device can the temperature of perception body of heater, and when temperature rises to the temperature alarm of setting, buzzer can sound the alarm.The present invention provides multiple protective for Portable gas burning roasting furnace, greatly improves the security performance of product.
Description
Technical field
The present invention relates to a kind of Portable gas burning roasting furnace with multiple protection functions
Background technology
Smokeless barbecue is very popular in recent years, and Portable gas burning roasting furnace, as smokeless barbecue equipment, is selected by restaurant and family more and more.But Portable gas burning roasting furnace on the market does not generally have defencive function at present, and safety coefficient is poor.Existing Portable gas burning roasting furnace mainly has following defect:
(1) existing Portable gas burning roasting furnace generally has two burners, in the use procedure of double end gas furnace, if only have the gas cylinder of one of them burner to install with valve body to be connected, another gas cylinder leaves in gas cylinder installation room and does not correctly install with valve body, and the correct gas cylinder installed still can be lighted a fire use.In such cases, after the gas cylinder be not arranged on valve body is subject to the heating of outside heat, gas cylinder internal pressure can raise extremely, easily causes danger.
(2) fuel baking oven in use, when there is the situations such as gas cylinder internal pressure anomaly raises, the abnormal rising of furnace body temperature, if burner can not make flame-out reaction, accident of blasting possibly in time.
(3) fuel baking oven, to the instructions for use of wind-proof performance, is generally realized, when meeting accident flame-out by the protective device of ion detection type at present; fire defector pin can't detect flare up fire; then pulse igniter shut electromagnetic valve power supply immediately, cuts off fuel gas path, prevents combustion gas excessive.But under strong wind atmosphere, because flame is from flame or the accident extinguishing of stopping the supple of gas or steam suddenly and causing, stove and accessory does not exist a transition state, needs manually again to light a fire, this is by the serviceability of reduction fuel baking oven environment out of doors.
Summary of the invention
For overcoming the problem existing for prior art, the object of the present invention is to provide a kind ofly have that gas cylinder detects, overvoltage protection, flame-outly to report to the police, the Portable gas burning roasting furnace of temperature sensing multiple protection functions.
The technical solution used in the present invention is:
With the Portable gas burning roasting furnace of multiple protection functions; comprise left and right two burners and circuit control module; ignition switch circuit, driving circuit for electromagnetic valve, IGNITION CONTROL output circuit that described circuit control module comprises main control module and is connected with main control module, also comprise:
Gas cylinder detects safety device, and comprise and be respectively used to detect the left gas cylinder detecting switch and right gas cylinder detecting switch whether left and right gas cylinder successfully load onto, described left gas cylinder detecting switch and right gas cylinder detecting switch are serially connected on the input of main control module;
Overvoltage protection safety device, comprises and is arranged on left pressure-regulating device on left and right body of heater valve and right pressure-regulating device respectively;
Flame-out alarm safety device, comprise the left fire defector pin be arranged on left burner burning-boosting cap, and the right fire defector pin be arranged on right burner burning-boosting cap, described left fire defector pin is connected with left sense flame circuit by left feedback line, described right fire defector pin is connected with right sense flame circuit by right feedback line, and described left sense flame circuit is connected with main control module respectively with the sense flame signal output part of right sense flame circuit;
Temperature sensing safety device, comprise the thermistor for detecting furnace body temperature, described thermistor is connected with the input of main control module;
Buzzer, described buzzer is connected with the output of main control module.
Further, described main control module adopts model to be the singlechip chip of TM57PA40.
Further, described ignition switch circuit is provided with left gauge tap, right gauge tap, battery module, described left gauge tap, right gauge tap are connected with battery module, described left gauge tap is connected with left pulse-triggered output, right gauge tap is connected with right pulse-triggered output, and described left pulse-triggered output, right pulse-triggered output are connected with the input of singlechip chip.
Further, described left gas cylinder detecting switch and right gas cylinder detecting switch are also serially connected with dumping switch.
The Portable gas burning roasting furnace of band multiple protection functions provided by the invention has following beneficial effect:
(1) gas cylinder that the present invention is provided with detects safety device, and only after two gas cylinders are all successfully installed, fuel baking oven could implement igniting;
(2) the overvoltage protection safety device that is provided with of the present invention, if in use in any one gas cylinder, pressure anomaly rises, exceed safety value, pressure-regulating device will cut off both sides gas circuit automatically, and throw off the gas cylinder of pressure anomaly, buzzer sounds the alarm simultaneously;
(3) flame-out alarm safety device of the present invention is by fire defector pin induction flare up fire, when stove and accessory causes accident extinguishing during operation by internal and external factor affects, signal at stop magnetic valve will be sent, prevent combustion gas from continuing effect of flood health and endangering safety, and sound the alarm; Meanwhile, this device have employed time delay 4-6 and performs safeguard protection second, when making stove and accessory be subject to internal and external factor impact during operation and cause flame from flame or of short duration extinguishing, the treated duplicate removal of ion signal being produced induction is newly lighted a fire by flame;
(4) the present invention is by being arranged on the temperature sensing safety device near stove and accessory valve body, the temperature of perception body of heater, and when temperature rises to the temperature alarm of setting, thermistor will send signal, and buzzer sounds the alarm.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the present invention will be further described.
Fig. 1 is the pin schematic diagram of the TM57PA40 singlechip chip that main control module of the present invention adopts;
Fig. 2 is the circuit theory diagrams of ignition switch circuit of the present invention;
Fig. 3 is the circuit theory diagrams of left sense flame circuit of the present invention;
Fig. 4 is the circuit theory diagrams of right sense flame circuit of the present invention;
Fig. 5 is the circuit theory diagrams of IGNITION CONTROL output circuit of the present invention;
Fig. 6 is the circuit theory diagrams of buzzer drive circuit of the present invention.
Detailed description of the invention
With reference to Fig. 1-Fig. 6; a kind of Portable gas burning roasting furnace with multiple protection functions of the present invention; comprise left and right two burners and circuit control module; ignition switch circuit, driving circuit for electromagnetic valve, IGNITION CONTROL output circuit that described circuit control module comprises main control module and is connected with main control module, also comprise gas cylinder and detect safety device, overvoltage protection safety device, flame-out alarm safety device, temperature sensing safety device, buzzer BUZ.
Described gas cylinder detects safety device and comprises and be respectively used to detect the left gas cylinder detecting switch S1 and right gas cylinder detecting switch S2 whether left and right gas cylinder successfully load onto, described left gas cylinder detecting switch S1 and right gas cylinder detecting switch S2 is arranged in ignition switch circuit, and be serially connected on the QPBH input of main control module, the signal only having main control module to receive two gas cylinders and magnetic valve successfully to install, just can export ignition signal to IGNITION CONTROL output circuit, if otherwise having any one gas cylinder successfully not load onto, this Portable gas burning roasting furnace all can not implement igniting.
Described overvoltage protection safety device comprises and is arranged on left pressure-regulating device on left and right body of heater valve and right pressure-regulating device respectively; if in use in any one gas cylinder, pressure anomaly rises; exceed safety value; corresponding left pressure-regulating device or right pressure-regulating device will cut off both sides gas passage automatically; and throw off the gas cylinder switch of pressure anomaly; in order to avoid gas cylinder is blasted, buzzer BUZ sounds the alarm simultaneously.
Described flame-out alarm safety device comprises the left fire defector pin be arranged on left burner burning-boosting cap, and the right fire defector pin be arranged on right burner burning-boosting cap, described left fire defector pin is connected with left sense flame circuit by left feedback line, described right fire defector pin is connected with right sense flame circuit by right feedback line, and described left sense flame circuit is connected with main control module respectively with the sense flame signal output part of right sense flame circuit.Flame-out alarm safety device is by fire defector pin induction flare up fire, when stove and accessory causes accident extinguishing during operation by internal and external factor affects, to send signal at stop magnetic valve, prevent combustion gas from continuing effect of flood health and endangering safety, buzzer BUZ sounds the alarm simultaneously; Simultaneously; this device have employed time delay 4-6 and performs safeguard protection second; when making stove and accessory be subject to internal and external factor impact during operation and cause flame from flame or of short duration extinguishing; by produced by flame induction the treated duplicate removal of ion signal newly light a fire, can prevent fitful wind the flame short time is blown off inductive needle time and produce overprotection state.Further, after sending flame-out alarm song, stove and accessory cannot automatic ignition again again, must manually be resetted by knob, after removing alarm condition, more just can put when carrying out ignition operation and catches fire.
Temperature sensing safety device, comprise the thermistor for detecting furnace body temperature, described thermistor is connected with the input of main control module.This temperature sensing safety device is arranged near stove and accessory valve body, can the temperature of perception body of heater, and when temperature rises to the temperature alarm of setting, thermistor will send signal, and buzzer BUZ sounds the alarm.
Described buzzer BUZ is connected with the output of main control module.
In the present embodiment, described main control module adopts model to be the singlechip chip of TM57PA40.
Further, described ignition switch circuit is provided with left gauge tap SW1, right gauge tap SW2, battery module, described left gauge tap SW1, right gauge tap SW2 are connected with battery module, described left gauge tap SW1 is connected with left pulse-triggered output SW-L, right gauge tap SW2 is connected with right pulse-triggered output SW-R, and described left pulse-triggered output SW-L, right pulse-triggered output SW-R are connected with the input of singlechip chip.
Further, described left gas cylinder detecting switch S1 and right gas cylinder detecting switch S2 is also serially connected with dumping switch S3, and whether this dumping switch S3 can be used for detecting this Portable gas burning roasting furnace and set level, otherwise can not implement igniting.
The above, just preferred embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (4)
1. be with the Portable gas burning roasting furnace of multiple protection functions; comprise left and right two burners and circuit control module; ignition switch circuit, driving circuit for electromagnetic valve, IGNITION CONTROL output circuit that described circuit control module comprises main control module and is connected with main control module; it is characterized in that, also comprise:
Gas cylinder detects safety device, and comprise and be respectively used to detect the left gas cylinder detecting switch and right gas cylinder detecting switch whether left and right gas cylinder successfully load onto, described left gas cylinder detecting switch and right gas cylinder detecting switch are serially connected on the input of main control module;
Overvoltage protection safety device, comprises and is arranged on left pressure-regulating device on left and right body of heater valve and right pressure-regulating device respectively;
Flame-out alarm safety device, comprise the left fire defector pin be arranged on left burner burning-boosting cap, and the right fire defector pin be arranged on right burner burning-boosting cap, described left fire defector pin is connected with left sense flame circuit by left feedback line, described right fire defector pin is connected with right sense flame circuit by right feedback line, and described left sense flame circuit is connected with main control module respectively with the sense flame signal output part of right sense flame circuit;
Temperature sensing safety device, comprise the thermistor for detecting furnace body temperature, described thermistor is connected with the input of main control module;
Buzzer, described buzzer is connected with the output of main control module.
2. the Portable gas burning roasting furnace of band multiple protection functions according to claim 1, is characterized in that: described main control module adopts model to be the singlechip chip of TM57PA40.
3. the Portable gas burning roasting furnace of band multiple protection functions according to claim 2; it is characterized in that: described ignition switch circuit is provided with left gauge tap, right gauge tap, battery module; described left gauge tap, right gauge tap are connected with battery module; described left gauge tap is connected with left pulse-triggered output; right gauge tap is connected with right pulse-triggered output, and described left pulse-triggered output, right pulse-triggered output are connected with the input of singlechip chip.
4. the Portable gas burning roasting furnace of band multiple protection functions according to claim 2, is characterized in that: described left gas cylinder detecting switch and right gas cylinder detecting switch are also serially connected with dumping switch.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689814.6A CN103735177B (en) | 2013-12-14 | 2013-12-14 | With the Portable gas burning roasting furnace of multiple protection functions |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310689814.6A CN103735177B (en) | 2013-12-14 | 2013-12-14 | With the Portable gas burning roasting furnace of multiple protection functions |
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| CN103735177A CN103735177A (en) | 2014-04-23 |
| CN103735177B true CN103735177B (en) | 2015-12-30 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104490291A (en) * | 2014-12-04 | 2015-04-08 | 博艳萍 | Household potato baking oven |
| CN109907662A (en) * | 2019-03-08 | 2019-06-21 | 谭俊超 | The gas burning roastor of gas burning roastor control device and low energy consumption with ion induction |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000018589A (en) * | 1998-06-26 | 2000-01-18 | Takara Standard Co Ltd | Gas cooking equipment with grill fire spreading preventing mechanism |
| CN201451158U (en) * | 2009-08-21 | 2010-05-12 | 迅达科技集团股份有限公司 | Temperature control device for gas grill |
| CN201551188U (en) * | 2009-11-27 | 2010-08-18 | 佛山市顺德区永丰机电设备实业有限公司 | Novel portable gas barbecue oven |
| CN203314789U (en) * | 2013-07-10 | 2013-12-04 | 宁波司普瑞茵通信技术有限公司 | Fuel gas oven with flame-out protection function |
| CN203723963U (en) * | 2013-12-14 | 2014-07-23 | 岩谷气具(珠海)有限公司 | Portable fuel gas barbecue oven with multi-protection function |
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- 2013-12-14 CN CN201310689814.6A patent/CN103735177B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000018589A (en) * | 1998-06-26 | 2000-01-18 | Takara Standard Co Ltd | Gas cooking equipment with grill fire spreading preventing mechanism |
| CN201451158U (en) * | 2009-08-21 | 2010-05-12 | 迅达科技集团股份有限公司 | Temperature control device for gas grill |
| CN201551188U (en) * | 2009-11-27 | 2010-08-18 | 佛山市顺德区永丰机电设备实业有限公司 | Novel portable gas barbecue oven |
| CN203314789U (en) * | 2013-07-10 | 2013-12-04 | 宁波司普瑞茵通信技术有限公司 | Fuel gas oven with flame-out protection function |
| CN203723963U (en) * | 2013-12-14 | 2014-07-23 | 岩谷气具(珠海)有限公司 | Portable fuel gas barbecue oven with multi-protection function |
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