CN103900121B - Self-inspection method of active air inlet gas stove - Google Patents
Self-inspection method of active air inlet gas stove Download PDFInfo
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- CN103900121B CN103900121B CN201410080483.0A CN201410080483A CN103900121B CN 103900121 B CN103900121 B CN 103900121B CN 201410080483 A CN201410080483 A CN 201410080483A CN 103900121 B CN103900121 B CN 103900121B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000007689 inspection Methods 0.000 title claims abstract description 5
- 239000007789 gas Substances 0.000 claims abstract description 37
- 239000000567 combustion gas Substances 0.000 claims description 25
- 230000006698 induction Effects 0.000 claims description 20
- 230000002159 abnormal effect Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 13
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000013021 overheating Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 239000002737 fuel gas Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000008246 gaseous mixture Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001595 flow curve Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
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Abstract
The invention relates to a self-inspection method of an active air inlet gas stove. The active air inlet gas stove comprises an igniter, an electromagnetic valve, a burner (10), a fan (2) and a gas pipe (9), and the active air inlet gas stove is characterized by further comprising a controller (101) and a proportional valve (8) controlled by the controller (101), wherein the proportional valve (8) is arranged on the gas pipe (9), and the air outlet end of the fan (2) is communicated with an air inlet end opening of an injecting pipe and a secondary air outlet respectively; the fan (2) is controlled by the controller (101), every time when the controller (101) receives a starting-up ignition signal, the controller (101) firstly outputs a control signal to the fan (2) to enable the fan (2) to operate for 1s-10s, then the igniter is started for igniting, and the proportional valve and the electromagnetic valve are switched on. The self-inspection method provided by the invention has the advantages that surplus fuel gas in a fuel gas mixing cavity is removed actively after every-time use of the gas stove, so that an over-large and over-high flame phenomenon in starting-up is avoided.
Description
Technical field
The present invention relates to a kind of self checking method of active air intake gas-cooker.
Background technology
Existing household gas range is the structure that combustion gas is mixed naturally with air using nature injection primary air mostly,
This structure gas are difficult to control to air mixture ratio and mixing uniformity, the final efficiency of combustion affecting gas-cooker.
Also have the structure to the direct air blast of burner using blower fan, when adjustment of combustion gas flow, primary air amount not with
Gas quantity increases in proportion simultaneously or reduces, and generation air capacity is not enough or superfluous, causes and not exclusively fires when there is air capacity deficiency
Burning in the flue gas after generating more co, or burning has excessive air to take away heat energy, therefore also can reduce gas-cooker
The thermal efficiency.
For overcoming these defects above-mentioned, gas-cooker is improved.Propose the technical side that a large amount of auxiliary airs fill into
(Authorization Notice No. is the Chinese invention patent " burner for gas stove " of case, such as Patent No. zl200710188684.2
cn101162088b)；Chinese utility model patent " the burner for gas stove " (Granted publication of Patent No. 200920061965.6
Number be cn201448848u)；Open " the gas kitchen ranges upper air inlet of the Chinese invention patent application of Application No. 201210170857.9
Burner " (application publication number cn102661606a) etc..
Be mixed proportion further up to precise control combustion gas and air it is proposed that a lot of technical scheme is improved,
" electrically-controlled scaling adjusted gas-cooker " (Shen Qing Publication as open in the Chinese invention patent application of Application No. 200910039462.3
Number be cn101886820a)；Open " the household gas range " (Shen of the Chinese invention patent application of Application No. 201310264505.4
Please publication No. be cn103292325a) etc..
But, gas-cooker of the prior art, it is all many that I haven't seen you for ages exists and occur during igniting " bang " a sound, flame is also very
Height, its reason is that the gas mixing intracavity of gas-cooker also has more remaining combustion gas, these combustion gas be last time using close fire with
It is accumulated in leading to of mixing intracavity afterwards.And in prior art when controlling combustion gas and air mixture ratio, only to one
Filling into of secondary air is controlled, and is also carried out effective control without filling into of auxiliary air of contrast, and whether the burning of combustion gas
Fully, filling into filling into of auxiliary air of primary air is all to there is particularly important association, and ignore wherein, its burning
Efficiency cannot perform to optimum state.
Content of the invention
The technical problem to be solved is to provide a kind of active air intake gas-cooker for above-mentioned prior art
Self checking method, this self checking method can gas-cooker every time using actively clean after finishing combustion gas mixing intracavity more than combustion gas, from
And flame excessive too high phenomenon when avoiding opening fire.
The present invention solves the technical scheme that adopted of above-mentioned technical problem: a kind of active air intake gas-cooker from procuratorial organ
Method, described active air intake gas-cooker includes lighter, electromagnetic valve, burner, blower fan and Gas Pipe, and this burner lower end has
Induction tunnel, upper end has multiple fire output holes, and aforesaid blower fan is used for actively filling into air to burner, and aforesaid Gas Pipe corresponds to
Aforesaid induction tunnel arrange and be provided that combustion gas it is characterised in that: described active air intake gas-cooker also includes controller and is subject to
Control the proportioning valve in aforementioned controllers, this proportioning valve in Gas Pipe, the upper end of described burner also have multiple near front
State the auxiliary air venthole of fire output hole arrangement, the outlet side of described blower fan respectively with the air inlet port of induction tunnel and aforementioned secondary
Air venthole communicates, and, described blower fan is controlled by aforesaid controller, and described controller receives start igniting letter every time
After number, controller elder generation output control signal fan makes blower fan operate 1 second～10 seconds, is then then turned on lighter and starts to light a fire,
And open proportioning valve and electromagnetic valve.
As improvement, described controller every time receive shutdown misfire signals after, controller elder generation output control signal give than
Example valve and electromagnetic valve, makes proportioning valve and closed electromagnetic valve, and then output control signal fan makes blower fan remain in operation 5 seconds～12
Blower fan is closed after second.
Improve again, described active air intake gas-cooker also includes flame detection unit and the warning being connected with described controller
Device, flame detection unit is corresponding with described fire output hole, and after the igniter fire of gas-cooker, flame detection unit has detected whether
Flame, if any lighter quits work, and such as no, light a fire 1～3 time, if flame detection unit again by drive ignition device for controller
Can't detect flare up fire always, flame abnormal alarm signal is reported to the police by described controller by alarm, controls simultaneously
Device output control signal closes described proportioning valve and described blower fan, and output control signal closes the electromagnetic valve of gas-cooker.
Improve again, described active air intake gas-cooker also includes continuing for the temperature that detection gas-cooker is carried out with overtemperature protection
Electrical equipment, this temperature relay is connected with described controller, will overheated event when controller detects temperature relay abnormal operation
Barrier alarm signal is reported to the police by alarm, and controller output control signal closes described proportioning valve and described blower fan simultaneously,
And output control signal closes the electromagnetic valve of gas-cooker.
Improve again, after active air intake gas-cooker main power is opened, before start igniting, first whether just to check electromagnetic valve
Often, as extremely, being reported to the police by described alarm occurs in electromagnetic valve.
Improve again, aforesaid controller has or is connected with peripheral operation portion, is provided with different firepower etc. in controller
The default list of the rotating speed of the opening degree of corresponding proportioning valve and blower fan in the case of level, controller can input in outside operating portion and need
During the firepower grade wanted, inquire about this default list, and output control signal gives described proportioning valve and institute respectively according to Query Result
State blower fan, control described proportioning valve to make the folding that the opening degree of described proportioning valve is the proportioning valve corresponding with this firepower grade
Degree, controls described blower fan to make the rotating speed that the rotating speed of described blower fan is the blower fan corresponding with this firepower grade.
Preferably, described peripheral operation portion is touch display screen, and described firepower grade is in gas-cooker peak power and minimum
Freely adjust between power.
Improve again, described blower fan is connected with described controller, and described control can be given by the speed feedback of blower fan in real time
Device, when being operated under a certain firepower grade under gas-cooker inputs in outside operating portion, with the prolongation of working time, if instead
The rotating speed of blower fan of described controller of feeding is not equal to the rotating speed of the blower fan corresponding with this firepower grade, then controller is constantly anti-
Multiple output control signal gives described blower fan, controls described blower fan so that the rotating speed of described blower fan is constantly approached relative with this firepower grade
The rotating speed of the blower fan answered, until it reaches the rotating speed of the corresponding blower fan of this firepower grade.
When gas-cooker is in working order, when controller can't detect the rotating speed of blower fan feedback in Preset Time,
Judge that blower fan is abnormal, and blower fan abnormal signal is reported to the police by alarm, controller output control signal closes institute simultaneously
State proportioning valve and electromagnetic valve.
When gas-cooker is in working order, and receive peripheral operation portion input work timing signal after, controller exists
The work timing time expires first 30 seconds～60 seconds and is timed, by described alarm, the prompting that expires, and expires when the work timing time
Afterwards, controller output control signal closes described proportioning valve and described blower fan, and output control signal closes the electromagnetism of gas-cooker
Valve.
Compared with prior art, it is an advantage of the current invention that: controller every time receive start ignition signal after, first export
Control signal fan makes blower fan operate 1 second～10 seconds, cleans it is ensured that combustion gas mixing before the combustion gas mixing chamber of gas-cooker is carried out
Intracavity will not contain more than combustion gas, be then then turned on lighter and start to light a fire, and open proportioning valve and electromagnetic valve, thus can
Avoid occurring flame excessive too high phenomenon during igniting；In addition, in improvement project, controller receives shutdown misfire signals every time
Afterwards, first output control signal, to proportioning valve and electromagnetic valve, makes proportioning valve and closed electromagnetic valve, then output control signal fan
Close blower fan after so that blower fan is remained in operation 5 seconds～12 seconds, clean it is ensured that combustion gas mixing after the combustion gas mixing chamber of gas-cooker is carried out
The unnecessary combustion gas that intracavity accumulates is removed from combustion gas mixing intracavity.
Brief description
Fig. 1 is the schematic diagram of active air intake gas-cooker in the embodiment of the present invention
Fig. 2 is the schematic diagram (after removing panel) of active air intake gas-cooker in the embodiment of the present invention.
Fig. 3 is part-structure enlarged diagram in Fig. 2.
Fig. 4 is the front schematic view of base in Fig. 3.
Fig. 5 is the exploded of Fig. 3.
Fig. 6 is the exploded at another visual angle of Fig. 3.
Fig. 7 is the positive structure schematic of Fig. 3.
Fig. 8 is the sectional view in Fig. 7 along a-a direction.
Fig. 9 is the control principle drawing of active air intake gas-cooker in the embodiment of the present invention.
Figure 10 is the self-inspection flow chart of active air intake gas-cooker in the embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As depicted in figs. 1 and 2, the gas-cooker in the present embodiment include housing 100, burner 10, blower fan 2, Gas Pipe 9,
Case 1, gas joint 3, proportioning valve 8 and controller 101, housing 100 is internally formed cavity and supplies burner 10, blower fan 2, Gas Pipe
9th, case 1, proportioning valve 8 and controller 101 are arranged, and the upper port of housing 100 is provided with panel 103, and panel is provided with as outer
The touch display screen 102 of portion's operating portion, touch display screen 102 is connected with controller 101.Burner 10 in the present embodiment, wind
Machine 2, Gas Pipe 9, case 1, gas joint 3 and proportioning valve 8 are that left and right is each a set of.Blower fan 2 and proportioning valve 8 are controlled by controller
101, controller 101 is connected with alarm 104 and electromagnetic valve 105, referring to Fig. 9.Alarm 104 can be separately provided, and such as arranges
Become buzzer, different alarm codes can also be shown by touch display screen 102 simultaneously.
In conjunction with shown in Fig. 3, Fig. 5 and Fig. 6, burner 10 lower end has induction tunnel, and upper end has multiple fire output holes and multiple
Near the auxiliary air venthole of fire output hole arrangement, fire output hole side is provided with lighter 106 and flame detection unit, and (in figure is not
Illustrate), Gas Pipe 9 corresponding induction tunnel setting is provided that combustion gas, and case 1 located at the lower section of burner 10 and covers burner 10
Lower end, the inner chamber of this case 1 and auxiliary air venthole configured in fluid communication,
Blower fan 2 located at case 1 side and can introduce air in case 1 under power on condition, and specifically, blower fan 2 is permissible
Carry and being fixed by the port sealing of rivet and case 1 side.The outlet side of blower fan 2 respectively with the air inlet port of induction tunnel and secondary
Air venthole communicates.Proportioning valve 8 is in Gas Pipe 9.
Gas joint 3 be tightly connected located at the other side of case 1 and with case 1, and gas joint 3 outer end is with Gas Pipe even
Connect, combustion gas can be introduced in the induction tunnel of burner 10.
Burner 10 includes base 7, outer fire cover 5, inner fire cover 4 and air and fills into ring 6.In conjunction with shown in Fig. 4, base 7 lower end
There are an interior induction tunnel 73 and two outer induction tunnels 74, upper end is formed with the interior gaseous mixture venthole communicating with interior induction tunnel 73
76 and the outer gaseous mixture venthole 75 that communicates with outer induction tunnel, and, this base 7 be further opened with outer auxiliary air from the outside to the core
Fill into hole 71, outer shroud air fills into hole 72 and center air fills into hole 77；Accordingly, gas joint 3 has and interior induction tunnel pair
The first airway 32 connecing and the second airway 31 docking with outer induction tunnel.
In conjunction with shown in Fig. 4, air fills into the upper surface located at base 7 for the ring 6, includes outer auxiliary air from the outside to the core successively and mends
Enter ring 61, annular connecting portion 6a, outer portion 62, interior connecting portion 6b and central part 63, outer auxiliary air fills into and offers on ring 61
Outer auxiliary air venthole 64, annular connecting portion 6a offers outer vent 67, and outer portion 62 offers first group of air
Venthole 65, interior connecting portion 6b offers interior passage 6d, and central part 63 offers second group of air venthole 66.
Outer fire cover 5 fire output hole 51 on annular connecting portion 6a and outside circumferencial direction, inner fire cover 4 is located at interior connecting portion 6b
On, medial wall offers inner ring fire output hole 42 and lateral wall offers outer ring fire output hole 41, and outer auxiliary air venthole 64 is corresponding
Outer fire output hole 51 is arranged, first group of air venthole 65 corresponding outer ring fire output hole 41 arranges, second group of air venthole 66 is corresponding
Inner ring fire output hole 42 is arranged.
As shown in Figure 7 and Figure 8, outer fire output hole 51 tilts outside arrangement and forms horn-like, and outer auxiliary air fills on ring 61
Form the stopper 69 of the just external fire output hole of outgassing direction that can make auxiliary air, this stopper is located at outer auxiliary air venthole 64
Outlet side, outer portion 62 and central part 63 also be provided with stopper 69, and stopper 69 can make gas mixing fully, furthermore it is ensured that
Discharge does not block outer 64, first group of air venthole 65 of auxiliary air venthole and second group of air venthole 66.
During burner operation, blower fan 2 works, and introduces air in case 1, portion of air fills into as primary air
Respectively enter outer induction tunnel 74 and interior induction tunnel 73 with combustion gas mixing, another part air divides three roads to mend as auxiliary air
Enter, send from outer auxiliary air venthole 65, second group of air venthole 66 of 64, first group of air venthole respectively, enter outer
The mixed gas of induction tunnel 74 and interior induction tunnel 73 are respectively from the outer fire output hole 51 of outer fire cover 5 and the outer ring fire output hole of inner fire cover 4
41 and inner ring fire output hole 42 send, finally formed in burner 10 from inside to outside three circle fire rings burnt, due to once
Air and auxiliary air are all to draw from case 1, and the air in case 1 to be blower fan 2 strength suck in, therefore fire
Gas burning is very abundant, and in addition at this moment the air in case 1 will be burned the heat of device generation to preheating, and burner 10 produces
Heat passes through preheating of air two in case and is recycled, and improves combustion gas further while reducing heat radiation and thermal convection current
Efficiency of combustion.
During burning, air is all to fill into from the following blower fan of burner, quite sufficient, and use ratio valve is controlling kitchen range
Watt level in use, flow curve is smooth, and user experience greatly improves；Burner in combustion required one
Secondary air, auxiliary air are supplied by blower fan by optimum proportioning according to the difference of nozzle flow, the required primary air of burning, secondary
Air is all after preheating；So can effectively improve efficiency of combustion (reaching more than 65%), reduce the discharge of waste gas
(within 250ppm), thus the discharge of improving combustion efficiency, reduction waste gas.Do not require supplementation with the sky in air in combustion
Gas, as auxiliary air, so can substantially reduce the height of pan bracket, can make the development prospect of embedded gas range more
Plus it is wide.
In conjunction with shown in Fig. 9 and Figure 10, control output end control signal and the ratio with blower fan 2 respectively of controller 101
The control signal of valve 8 connects.After controller 101 receives start ignition signal every time, the first output control signal of controller 101
Fan 2 makes blower fan 2 operating clean other any number it is also possible in selecting 1～10 second before carrying out within 2 seconds, is then then turned on
Lighter starts to light a fire, and opens proportioning valve and electromagnetic valve.After controller 101 receives shutdown misfire signals every time, controller
101 first output control signals, to proportioning valve and electromagnetic valve, make proportioning valve and closed electromagnetic valve, then output control signal fan
2 so that blower fan 2 is remained in operation 10 seconds after close blower fan 2 carry out after clean it is also possible to select 5～12 seconds in other any number.
In the present embodiment, the present embodiment Flame detector unit is corresponding with described fire output hole, when the lighter point of gas-cooker
After fire, flame is detected whether by flame detection unit, if any lighter quits work, and such as no, controller 101 drives again
Dynamic igniter fire 3 times, if flame detection unit can't detect flare up fire always, described controller 101 is abnormal by flame
Alarm signal is reported to the police by alarm, and controller 101 output control signal closes described proportioning valve 8 and described blower fan simultaneously
2, and output control signal closes the electromagnetic valve of gas-cooker.
In addition, being provided with the opening degree of corresponding proportioning valve 8 and blower fan under different firepower level condition in controller 101
The default list of 2 rotating speed, controller 101 can inquire about this preset table in the firepower grade that the input of outside operating portion 102 needs
Single, and according to Query Result, output control signal gives described proportioning valve 8 and described blower fan 2 respectively, controls described proportioning valve 8 to make institute
The opening degree stating proportioning valve 8 is the opening degree of the proportioning valve 8 corresponding with this firepower grade, controls described blower fan 2 to make described wind
The rotating speed of machine 2 is the rotating speed of the blower fan 2 corresponding with this firepower grade, and the opening degree size of proportioning valve is used for controlling combustion gas unit
The size of flow, the size of rotation speed of fan is used for the amount controlling air to fill into, by controlling the folding of rotation speed of fan and proportioning valve
Degree realizes both optimum proportioning, makes fuel gas buring more abundant.The ginseng firepower grade of default list and with this firepower etc.
The opening degree of the corresponding proportioning valve 8 of level and the rotating speed of blower fan 2, are to carry out best pairing setting according to concrete gas-cooker attribute.
In the present embodiment, described firepower grade freely can be adjusted between gas-cooker peak power and minimum power, therefore
User only needs to easily be slided in touch display screen 102 with handss, according to the numeral of display, you can conveniently find oneself needs
Firepower grade, then controller can control the opening degree of proportioning valve 8 and the rotating speed of blower fan 2, make gas stove energy at any one
Under firepower grade, combustion gas is made fully to burn.
In addition, in the present embodiment, the rotating speed of blower fan 2 can also give described controller 101, when gas-cooker is in outside by Real-time Feedback
When being operated under a certain firepower grade under operating portion 102 input, with the prolongation of working time, if running into fire output hole blocking,
Or supply voltage changes, feed back to the blower fan 2 of described controller 101 rotating speed be not equal to corresponding with this firepower grade
The rotating speed of blower fan 2, then to described blower fan 2, the described blower fan 2 of control makes described wind to the continuous output control signal repeatedly of controller 101
The rotating speed of machine 2 constantly approaches the rotating speed of the blower fan 2 corresponding with this firepower grade, until it reaches the corresponding wind of this firepower grade
The rotating speed of machine 2.
In addition, the active air intake gas-cooker in the present embodiment is also included for carrying out overtemperature protection to detection gas-cooker
Temperature relay 106, this temperature relay 106 is also connected with described controller 101, when controller 101 detects temperature relay
During device abnormal operation, overheating fault alarm signal is reported to the police by alarm, controller 101 output control signal is closed simultaneously
Close described proportioning valve 8 and described blower fan 2, and output control signal closes the electromagnetic valve of gas-cooker.
Additionally, when gas-cooker is in working order, controller 101 can't detect blower fan 2 in Preset Time and feeds back
Rotating speed when, judge that blower fan is abnormal, and blower fan abnormal signal reported to the police by alarm, controller 101 output simultaneously is controlled
Proportioning valve 8 described in signal-off processed and electromagnetic valve 105.
When gas-cooker is in working order, and receive peripheral operation portion 102 input work timing signal after, controller
101 are timed, by described alarm, the prompting that expires, when work timing in 30 seconds～60 seconds before the work timing time expires
Between expire after, controller 101 output control signal closes described proportioning valve 8 and described blower fan 2, and output control signal closes combustion
The electromagnetic valve of gas kitchen.
Claims (10)
1. a kind of self checking method of active air intake gas-cooker, described active air intake gas-cooker includes lighter, electromagnetic valve, combustion
Burner (10), blower fan (2) and Gas Pipe (9), this burner (10) lower end has induction tunnel, and upper end has multiple fire output holes, front
The blower fan (2) stated is used for actively filling into air to burner (10), and the corresponding aforesaid induction tunnel of aforesaid Gas Pipe (9) is arranged simultaneously
Be provided that combustion gas it is characterised in that: described active air intake gas-cooker also includes controller (101) and is controlled by aforementioned controllers
(101) proportioning valve (8), in Gas Pipe (9), the upper end of described burner (10) also has multiple leaning on to this proportioning valve (8)
Nearby state the auxiliary air venthole of fire output hole arrangement, the outlet side of described blower fan (2) respectively with the air inlet port of induction tunnel and
Aforementioned auxiliary air venthole communicates, and, described blower fan (2) is controlled by aforesaid controller (101), described controller
(101), after receiving start ignition signal every time, controller (101) elder generation's output control signal fan (2) makes blower fan (2) operate
1 second～10 seconds, then it is then turned on lighter and starts to light a fire, and open proportioning valve and electromagnetic valve.
2. self checking method according to claim 1 it is characterised in that: described controller (101) receives shutdown every time and puts out
After fiery signal, controller (101) elder generation output control signal, to proportioning valve and electromagnetic valve, makes proportioning valve and closed electromagnetic valve, then
Output control signal fan (2) closes blower fan (2) after so that blower fan (2) is remained in operation 5 seconds～12 seconds.
3. according to the self checking method described in claim 1 it is characterised in that: described active air intake gas-cooker also includes and described control
Flame detection unit and alarm that device (101) processed connects, flame detection unit is corresponding with described fire output hole, when the point of gas-cooker
After firearm igniting, flame detection unit has detected whether flame, if any lighter quits work, and such as no, controller (101) is again
Secondary drive ignition device is lighted a fire 1～3 time, if flame detection unit can't detect flare up fire always, described controller (101) will
Flame abnormal alarm signal is reported to the police by alarm, and controller (101) output control signal closes described proportioning valve simultaneously
And described blower fan (2), and output control signal closes the electromagnetic valve of gas-cooker (8).
4. according to the self checking method described in claim 3 it is characterised in that: described active air intake gas-cooker is also included for inspection
Survey the temperature relay that gas-cooker carries out overtemperature protection, this temperature relay is connected with described controller (101), works as controller
(101) detect and during temperature relay abnormal operation, overheating fault alarm signal is reported to the police by alarm, control simultaneously
Device (101) output control signal closes described proportioning valve (8) and described blower fan (2), and output control signal closes gas-cooker
Electromagnetic valve.
5. according to the self checking method described in claim 3 it is characterised in that: active air intake gas-cooker main power open after, opening
Before machine igniting, first check whether electromagnetic valve is normal, such as electromagnetic valve appearance is abnormal, is reported to the police by described alarm.
6. self checking method according to claim 1 it is characterised in that: aforesaid controller (101) has or is connected with outer
Portion's operating portion (102), is provided with the opening degree of corresponding proportioning valve (8) under different firepower level condition in controller (101)
And the default list of the rotating speed of blower fan (2), controller (101) can outside operating portion (102) input need firepower grade when,
Inquire about this default list, and output control signal gives described proportioning valve (8) and described blower fan (2), control respectively according to Query Result
Make the folding that described proportioning valve (8) makes the opening degree of described proportioning valve (8) be the proportioning valve (8) corresponding with this firepower grade
Degree, controls described blower fan (2) to make the rotating speed that the rotating speed of described blower fan (2) is the blower fan (2) corresponding with this firepower grade.
7. active air intake gas-cooker according to claim 6 control method it is characterised in that: described peripheral operation portion
(102) it is touch display screen, described firepower grade is freely adjusted between gas-cooker peak power and minimum power.
8. self checking method according to claim 6 it is characterised in that: described blower fan (2) and described controller (101) are even
Connect, and described controller (101) can be given by the speed feedback of blower fan (2) in real time, when gas-cooker inputs in outside operating portion (102)
Under when being operated under a certain firepower grade, with the prolongation of working time, if feeding back to the blower fan of described controller (101)
(2) rotating speed is not equal to the rotating speed of the blower fan (2) corresponding with this firepower grade, then controller (101) constantly output control repeatedly
Signal processed gives described blower fan (2), controls described blower fan (2) so that the rotating speed of described blower fan (2) is constantly approached and this firepower grade phase
The rotating speed of corresponding blower fan (2), until it reaches the rotating speed of the corresponding blower fan of this firepower grade (2).
9. self checking method according to claim 8 it is characterised in that: described active air intake gas-cooker also include with described
Controller (101) connects alarm, and when gas-cooker is in working order, controller (101) detects not in Preset Time
During the rotating speed feeding back to blower fan (2), judge that blower fan is abnormal, and blower fan abnormal signal is reported to the police by alarm, same to time control
Device (101) output control signal processed closes described proportioning valve (8) and electromagnetic valve.
10. active air intake gas-cooker according to claim 8 control method it is characterised in that: when gas-cooker is in
In working order, and after receiving the work timing signal that peripheral operation portion (102) inputs, controller (101) is in work timing
Between expire first 30 seconds～60 seconds the prompting that expires be timed by described alarm, after expiring the work timing time, controller
(101) output control signal closes described proportioning valve (8) and described blower fan (2), and output control signal closes the electricity of gas-cooker
Magnet valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410080483.0A CN103900121B (en) | 2014-03-06 | 2014-03-06 | Self-inspection method of active air inlet gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410080483.0A CN103900121B (en) | 2014-03-06 | 2014-03-06 | Self-inspection method of active air inlet gas stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103900121A CN103900121A (en) | 2014-07-02 |
| CN103900121B true CN103900121B (en) | 2017-02-01 |
Family
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| CN108613223A (en) * | 2018-07-09 | 2018-10-02 | 广东万家乐厨房科技有限公司 | A kind of gas-cooker and gas-cooker system |
| CN109631094A (en) * | 2018-12-14 | 2019-04-16 | 广州市东霸节能科技有限公司 | A kind of starting and detection method of commercial bakeware |
| CN115727353A (en) * | 2022-11-21 | 2023-03-03 | 中山市何太电气有限公司 | A control system and method for an adaptive supplementary air burner |
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| CN2268206Y (en) * | 1996-08-02 | 1997-11-19 | 顺德市港隆厨房设备工程有限公司 | Gas range with device for synchronously conveying air-flow and fuel-gas |
| CN101576314B (en) * | 2008-05-07 | 2011-10-26 | 中冶焦耐自动化有限公司 | Ignition control system of tube furnace |
| CN102072489B (en) * | 2011-02-25 | 2012-07-04 | 凯明企业有限公司 | burner |
| CN201964470U (en) * | 2011-03-21 | 2011-09-07 | 周加红 | Raging-fire gas stove capable of adjusting thermal power |
| CN201983303U (en) * | 2011-03-21 | 2011-09-21 | 周加红 | Strong-fire gas stove with safety protection device |
| CN102563722A (en) * | 2012-02-28 | 2012-07-11 | 上海集焰节能科技有限公司 | Control system for commercial gas cooker |
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