CN207679297U - Steamer - Google Patents

Abstract

The utility model is related to cook heating equipment field, especially steamer.Steamer, including cabinet, water tank, burner, electric appliance box and power supply architecture, the cabinet top is equipped with container, cabinet lower part is equipped with water tank, one side of water tank bottom hollow out forms combustion chamber, burner is equipped with below combustion chamber, burner includes fire row, fire row is located at water tank bottom, water tank is equipped with DC direct current brushless motors, water tank is connected to container, container steam (vapor) outlet is equipped with temperature measuring probe, main control computer plate is set in the electric appliance box, radiator fan, igniter and solenoid valve, main control computer plate is included or connects water level controller, radiator fan, igniter and solenoid valve are connect with main control computer plate, igniter connects fire row ignition electrode, temperature measuring probe, fire row fire prospecting needle, water level detecting probe is connected with main control computer plate.The usefulness of the utility model：Smart structural design, product is whole ripe and novel, and noise is small, and the thermal efficiency is high, energy saving, superior performance.

Description

Steamer

Technical field

The utility model is related to cook heating equipment field, especially steamer.

Background technology

Steamer has electric steaming cooking-vessel and gas combustion steaming cabinet, gas combustion steaming cabinet more to obtain liking for user due to the use of combustion gas, taste etc., but It is gas combustion steaming cabinet, due to steam clean hygiene to be ensured, combustion gas is safe to use so that structure design is more complicated, and also to examine The problems such as considering energy consumption, and human cost is reduced, intelligent adjusting can be reached, avoids, due to human negligence general idea, causing equipment Water shortage, no-water dry combustion and damage, gas leakage caused by fray-out of flame, burning it is insufficient caused by carbon monoxide it is exceeded poisoning etc. Accident, using there are prodigious security risks, it is therefore desirable to rational structure design, it is ensured that step has safely precautionary measures, and And can also control to adjust, raising efficiency, energy consumption is reduced, is improved benefit.

Utility model content

The technical issues of in order to solve above structure complexity and reduce energy consumption, the utility model provides steamer.

The technical solution of the utility model is as follows：

Steamer, including cabinet, water tank, burner, electric appliance box and power supply architecture, the cabinet top are equipped with container, cabinet Lower part is equipped with water tank, and one side of water tank bottom hollow out forms combustion chamber, burner is equipped with below combustion chamber, and burner includes fire row, Fire row is located at water tank bottom, and water tank is equipped with DC direct current brushless motors, and water tank is connected to container, and container steam (vapor) outlet is equipped with temperature Detection probe, sets main control computer plate, radiator fan, igniter and solenoid valve A in the electric appliance box, and main control computer plate is included or even Water receiving level controller, radiator fan, igniter and solenoid valve A are connect with main control computer plate, and igniter connects fire row ignition electrode, temperature Degree detection probe, fire row fire prospecting needle, water level detecting probe are connected with main control computer plate, by temperature measuring probe temperature feedback, The gas flow of main control computer plate control solenoid valve A and the rotating speed of DC direct current brushless motors are matched to reach best combustion gas and air Than water tank, burner, electric appliance box and power supply architecture connect.

The water tank includes babinet, and top of the box opening, bottom side opening, other side bottom plate is equipped with discharge outlet, row The mouth of a river is equipped with discharge outlet silk head A, the upper mounting ball valves of discharge outlet silk head A, ball valve connection draining bar, and water tank burning is equipped in open side Room housing, water tank burning chamber shell lower section are equipped with fire row, raise up to form tip-angled shape at the top of water tank burning chamber shell, tip-angled shape Body is parallel, evenly distributed, and tip-angled shape body is equipped with shank of screw, side and babinet fixed seal connection, water before and after water tank burning chamber shell Side plate is equipped on the left of case burning chamber shell, side plate is installed into hole equipped with interior bladder, and babinet left side wall is installed equipped with interior bladder Portal with pipeline into hole, babinet right side wall portals equipped with pipeline, and interior bladder is installed into hole and interior bladder is installed between portalling and set Have an interior bladder, interior bladder is vertical, is arranged in parallel, and the flow route between interior bladder is bending, and centre is in M fonts, pipeline into Hole and pipeline are equipped with pipeline between portalling, and pipeline both sides are vertically arranged, and the pipeline side outer wall that portals is equipped with cavity A, and pipeline is into hole side Outer wall is equipped with cavity B, and wall box is equipped with water inlet A and water inlet B, and water inlet A is equipped with discharge outlet silk head B, and water inlet B is equipped with Discharge outlet silk head C is equipped with pressure-equalizing passageway, is filled between discharge outlet silk head C and deputy tank between discharge outlet silk head B and deputy tank There is water inlet pipe.

The cavity B outer walls are equipped with deputy tank, including deputy tank main body, and floating ball, deputy tank master are equipped in deputy tank main body It is set at the top of body there are two water level detecting probe, deputy tank main body is equipped with upper water connecting port.

The cavity A is equipped with DC direct current brushless motors and single speed wind turbine.

The fire row includes holder, and holder is equipped with air inlet pipe, port part, fire row ignition electrode and fire row fire prospecting needle, branch Frame includes sheet metal component A and sheet metal component B, port part between sheet metal component A and sheet metal component B, and port part is vertical, is arranged in parallel, into Tracheae is equipped with big fire air inlet and ever-burning flame air inlet, and big fire air inlet is located in the middle part of air inlet pipe, and ever-burning flame air inlet is located at The sidewall support of air inlet pipe side, the side is equipped with one group of fire row ignition electrode and fire row fire prospecting needle, ever-burning flame air inlet opposite branch Frame is equipped with one group of fire row ignition electrode and fire row fire prospecting needle.

The lower parts the sheet metal component A slope inwardly and extend internally, and form inclined surface and baffle, inclined surface hollow out be equipped with to The top the bayonet A of fixed combustion mouth part, sheet metal component A is provided with hole, the plate fold inward in hole, and sheet metal component A has on middle part To install the mounting hole of one group of ignition electrode and fire prospecting needle, fold forms backplate outward on the tops sheet metal component B, and sheet metal component B hollow outs are set Have and extend to sheeting edge to the bayonet B of fixed combustion mouth part, bayonet B, the lower parts sheet metal component B are equipped with and port part air inlet Corresponding through-hole, through-hole outside are equipped with air inlet pipe, and air inlet pipe is connect equipped with air inlet pipe gas port with port part air inlet, is burnt Pipeline is set in mouth part, port part surface is equipped with port.

The cabinet includes upper cabinet body and lower cabinet body, and lower cabinet body includes adjusting foot and square tube, and adjusting foot has four, adjusts foot Between up and down be equipped with square tube to fix, lower decorative panel is arranged on lateral adjusting foot, is set between sagittal lower square tube There is a burner hearth mounting plate, the upper cabinet body includes thorax and upper cabinet inside casing in upper cabinet, and thorax includes interior thorax bottom plate in upper cabinet, and interior thorax bottom plate is set Above outer frame bottom plate, it is equipped with left inside thorax plate on the left of interior thorax bottom plate, thorax plate in the right side, interior thorax floor rear are equipped on the right side of interior thorax bottom plate Equipped with rear interior thorax plate, vertically-mounted interior thorax external reinforcing plate for car is fixed before and after thorax plate outer wall in left inside thorax plate and the right side, left inside thorax plate and Front and back vertically-mounted interior thorax carrier frame plate in thorax plate in the right side is equipped with bracket between interior thorax carrier frame plate, and tray rack is equipped between bracket, interior It is spaced between thorax carrier frame plate, compartment be equipped with interior middle top plate, interior middle top plate front be equipped with interior thorax in transverse slat, left inside thorax plate, Thorax plate and rear interior thorax plate top are equipped with outer top panel in the right side, and outer top panel front is equipped with interior thorax upper cross plate, and thorax plate outside is equipped with upper in the right side Steam pipe, upper gas tube centre are equipped with hollow tube, and hollow out connect plate body with boiler equipped with interior thorax among interior thorax bottom plate, and interior thorax connects with boiler Fishplate bar body is stamped cistern cover plate from the stretching of interior thorax backplate surface, and interior thorax connect plate body lower rearward side with boiler and is provided with hole, pacifies on hole Pipe A is filled, gas elbow joints A, upper gas elbow joints A pass through hose connector and upper gas elbow joints B, upper gas in pipe A connections Elbow joints B is connected to by pipe B with upper gas tube, and upper gas tube top is equipped with safety valve, between upper gas tube and every layer of upper cabinet body It is connected to one and puts on vapour structure, upper vapour structure includes upper gas bellows and outer mariages pipe fitting, the upper gas bellows of upper gas tube connection, upper gas For bellows by upper gas control tubulation, upper vapour control pipe connects outer mariages pipe fitting, and outer mariages pipe fitting is connected to thorax plate in the right side, interior thorax bottom Plate left rear side is equipped with liner drainpipe, and upper cabinet inside casing includes outer frame bottom plate, and outer frame bottom plate, which is mounted on, to be adjusted at the top of foot, outer frame bottom plate Front end is equipped with steam sink, and sink drain is equipped on the right side of steam sink, and outline border base plate rear end both sides are equipped with rear column, outline border bottom Plate right side front is equipped with panel body, and upper vapour control pipe passes through panel body to connect steam wave system, erected after steam sink by connecting rod It is directly equipped with surface frame plate, outer side seal board is equipped between surface frame plate and rear column, surface frame is equipped between surface frame plate and panel body, in surface frame Be equipped with toll bar button in portion, outer side seal board be equipped between rear column and panel body, be equipped between rear column it is outer after sealing plate, surface frame and outer Sealing plate is arranged in parallel afterwards, and interior thorax connect plate body with boiler and connect with water tank connecting flange across outer frame bottom plate, and cabinet is housed on doorframe , handle is installed in cabinet door, the door lock closed with toll bar snap fit is equipped with above handle, cabinet door inner wall both sides are equipped with latch hook, doorframe Inner wall is equipped with the latch hook hanging plate that latch hook is inserted into, and latch hook hanging plate is equipped with the mounting hole being inserted into.

The electric appliance box further includes controller and adjusts the solenoid valve B of flow manually, and back-up system includes controller, single speed Wind turbine, solenoid valve B and blast switch, blast switch setting connect in lower cabinet body front, the driving of DC Brushless DC Motor Drive Circuits DC direct current brushless motors and single speed the fan parallel-connection installation connect, exhaust outlet add air draft check valve, and the solenoid valve A of main system passes through Threeway is connected to back-up system solenoid valve B and is connected to burner, and two systems carry out back-up system and master by power change-over switch Selection between system, electric appliance box are equipped with power switch and ignition switch, and cabinet front lower part is equipped with operation panel, operating surface Plate is equipped with LCD display, magnetic switch, power change-over switch, indicator light, spare ignition switch, and power switch and igniting are opened Pass is exposed from operation panel, power switch, ignition switch, power change-over switch, indicator light, spare ignition switch and electric appliance box Connection.

Using the technical solution of the utility model, smart structural design, product is whole ripe and novel, and noise is small, thermal effect Rate is high, energy saving, superior performance, and harmful substance is few in exhaust gas, and securely and reliably, clean hygiene coordinates control system, passes through temperature Degree detection circuit is automatically controlled with temperature detection signal by main control computer plate, the automatic conversion of big-and-middle small fire is carried out, accurate It is not only energy-saving on the basis of matched, also to actual beneficial, keep the same thing of steaming more energy efficient, steam pump accelerates Steam flow rate makes food cook faster, and food is made to have better mouthfeel, can also achieve the purpose that more energy efficient.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 4 is the structural schematic diagram of the utility model explosive state；

Fig. 2,3,5,6,7,8,9,10,11 are the structural schematic diagrams of the utility model part；

Figure 12,13 be the utility model water tank structural schematic diagram；

Figure 14 is the structural schematic diagram of the utility model tank parts；

Figure 15,16,17 are the structural schematic diagrams of the utility model babinet；

Figure 18,19,20 are the structural schematic diagrams of the utility model fire row；

Figure 21,22 be the utility model fire row part structural schematic diagram；

Figure 23 is the structural schematic diagram of the utility model fire row explosive state；

Figure 24 is the structural schematic diagram of the utility model electric appliance box；

Figure 25 is the structural schematic diagram of the utility model cabinet door；

Figure 26 is the way circuit principle schematic of the utility model；

Figure 27,28,29,30,31,32 are the partial circuit schematic diagrams of the utility model；

Figure 33 is the functional block diagram of the utility model circuit control；

Figure 34 is the functional block diagram of the utility model control system.

Specific implementation mode

The utility model is described in further detail with reference to the accompanying drawings and examples.

Embodiment

The steamer as shown in Fig. 1,2,3,4,5,6,7,8,9,10,11,25, including cabinet, water tank, burner, electric appliance box And power supply architecture, the cabinet top are equipped with container, cabinet lower part is equipped with water tank, and one side of water tank bottom hollow out forms combustion chamber, Burner is equipped with below combustion chamber, burner includes fire row, and fire row is located at water tank bottom, and water tank is equipped with DC direct current brushless motors 12 and single speed wind turbine 9, DC direct current brushless motors 12 be frequency conversion fan, save electric energy, DC direct current brushless motors 12 will burning generate Gas drain into the hollow tube 81 of upper gas tube 2, being equipped with interior thorax above water tank connect plate body 70, interior thorax and boiler connecting plate with boiler Body 70 is connected to by pipe fitting with the exterior tube 80 of upper gas tube 2, and container steam (vapor) outlet is equipped with temperature measuring probe, in the electric appliance box If main control computer plate 38, radiator fan 39, igniter 13 and solenoid valve A33, main control computer plate 38 is included or connects water level control Device, radiator fan 39, igniter 13 and solenoid valve A33 are connect with main control computer plate 38, and igniter 13 connects fire row ignition electrode, temperature Detection probe, fire row fire prospecting needle, water level detecting probe 50 and main control computer plate 38 is spent to connect, it is anti-by temperature measuring probe temperature Feedback, main control computer plate 38 controls the gas flow of solenoid valve A33 and the rotating speed of DC direct current brushless motors 12 reaches best combustion gas And air stoichiometry, DC direct current brushless motors 12 determine sucking air number, water tank, burner, electric appliance box and power supply architecture connect It connects, container steamed layer steam stream dynamic circuit connector reason, practical efficiency improves 30%, and simultaneously, the gas quantity consumed is few for the quantity of steam needed for guarantee 30%, water and vapour system use the stainless steel of clean hygiene to make entirely, and combustion noise is less than 62dB, the special knot of steamed layer cabinet door Structure designs so that gas leakage is controlled, and using safe and reliable electronic impulse automatic ignition, automation improves, and blowout protection is prevented Only gas leakage causes accident, it is ensured that it is reserved can to reduce side in front, easy to use and repair for safety, major part setting Space.

As shown in Figure 12,13,14,15,16,17, the water tank includes babinet 40,40 open top of babinet, bottom side Opening, other side bottom plate are equipped with discharge outlet, and discharge outlet is equipped with discharge outlet silk head A41, mounting ball valve on discharge outlet silk head A41, Ball valve connection draining bar 16, open side is interior to be equipped with water tank burning chamber shell 42, and 42 lower section of water tank burning chamber shell is equipped with fire row, water 42 top of case burning chamber shell raises up to form tip-angled shape, and water tank burning chamber shell 42 is easily deformed if it is burning is faced directly, Service life is short, and tip-angled shape body is parallel, evenly distributed, and tip-angled shape body is equipped with shank of screw, and shank of screw can absorb a part of heat, increases The efficiency of heating surface, side and 40 fixed seal connection of babinet before and after water tank burning chamber shell 42,42 left side of water tank burning chamber shell are equipped with Side plate 43, side plate 43 are installed into hole equipped with interior bladder, 40 left side wall of babinet be equipped with the installation of interior bladder portal 44 and pipeline into Hole 45,40 right side wall of babinet portal 46 equipped with pipeline, interior bladder is installed into hole and the installation of interior bladder is portalled be equipped between 44 it is interior Bladder 47, interior bladder 47 is vertical, is arranged in parallel, and the flow route between interior bladder 47 is bending, and centre is in M fonts, special Water container structure design, heat exchange area is big, and the efficiency of heating surface is high, and pipeline portals into hole 45 and pipeline is equipped with pipeline 48, pipe between 46 48 both sides of road are vertically arranged, same to homalographic, and setting quantity is more, and the pipeline 46 side outer walls that portal are equipped with cavity A, and pipeline is into outside 45 side of hole Wall is equipped with cavity B, and 40 side wall of babinet is equipped with water inlet A and water inlet B, and water inlet A is equipped with discharge outlet silk head B, and water inlet B is equipped with Discharge outlet silk head C is equipped with pressure-equalizing passageway, it is ensured that height of water level is consistent, discharge outlet silk between discharge outlet silk head B and deputy tank Water inlet pipe is housed between head C and deputy tank.Water tank, deputy tank are fitted together, and outside is wrapped up by lapping, are kept in water tank The temperature of water and steam.

The cavity B outer walls are equipped with deputy tank, including deputy tank main body 49, and floating ball, secondary water are equipped in deputy tank main body 49 49 top of box main body is set there are two water level detecting probe 50, and deputy tank main body 49 is equipped with upper water connecting port 24.It is noted from deputy tank Water, upper water connecting port 24 are intake, and inside have floating ball, water level to intake always less than predetermined water level, water level has arrived predetermined water level, floating ball Switch is closed, and water level detecting probe is controlled by main control computer plate 38, and sensed water level is normal, can run, and sensed water level is abnormal, Alarm.

The cavity A is equipped with DC direct current brushless motors 12 and single speed wind turbine 9.

As shown in Figure 18,19,20,21,22,23, the fire row includes holder, is heated with multigroup fire row, and firepower distribution is equal Even dispersion, can be improved service life, and holder is equipped with air inlet pipe 60, port part 62, fire row ignition electrode and fire row fire prospecting needle, branch Frame includes sheet metal component A59 and sheet metal component B61, port part 62 between sheet metal component A59 and sheet metal component B61, port part 62 is vertical, It is arranged in parallel, air inlet pipe 60 is equipped with big fire air inlet 53 and ever-burning flame air inlet 54, and big fire air inlet 53 is located at air inlet pipe 60 Middle part, ever-burning flame air inlet 54 are located at 60 side of air inlet pipe, and the sidewall support of the side is equipped with one group of fire row ignition electrode and fire row Fire prospecting needle, 54 opposite holder of ever-burning flame air inlet are equipped with one group of fire row ignition electrode and fire row fire prospecting needle, are two ignition electrodes 52 With a fire prospecting needle 51,51 length of fire prospecting needle is longer than ignition electrode 52.Burning is complete, and CO contents are small in flue gas, the spy of burner Not She Ji and fire tube the elongation of flame is acted on so that flame temperature is disperseed, and nitrogen oxides in effluent is less.

The lower parts the sheet metal component A59 slope inwardly and extend internally, and form inclined surface and baffle, and inclined surface hollow out, which is equipped with, to be used With the bayonet A64 of fixed combustion mouth part 62, the tops sheet metal component A59 are provided with hole, the plate fold inward in hole, in sheet metal component A59 Have to install the mounting hole of one group of ignition electrode and fire prospecting needle in portion, fold forms backplate, metal plate outward on the tops sheet metal component B61 Golden part B61 hollow outs are equipped with the bayonet B65 to fixed combustion mouth part 62, and bayonet B65 extends to sheeting edge, under sheet metal component B61 Portion is equipped with through-hole corresponding with 62 air inlet of port part, and air inlet pipe 60 is equipped on the outside of through-hole, and air inlet pipe 60 is equipped with air inlet pipe Gas port is connect with 62 air inlet of port part, and pipeline is set in port part 62, and 62 surface of port part is equipped with port, firepower point Cloth is evenly dispersed, and service life can be improved, be separately additionally provided with flame-observing hole, convenient for checking.

The cabinet includes upper cabinet body and lower cabinet body, and lower cabinet body includes adjusting foot 7 and square tube, and adjusting foot 7 has four, adjusts Square tube is equipped with to fix up and down between foot 7, and lower decorative panel 26, sagittal lower square tube are arranged on lateral adjusting foot 7 Between be equipped with burner hearth mounting plate, the upper cabinet body includes thorax and upper cabinet inside casing in upper cabinet, and thorax includes interior thorax bottom plate 71 in upper cabinet, interior Thorax bottom plate 71 is located above outer frame bottom plate, and 71 left side of interior thorax bottom plate is equipped with left inside thorax plate 73, and 71 right side of interior thorax bottom plate is equipped in the right side Thorax plate 72, the rear side of interior thorax bottom plate 71 are equipped with thorax plate in rear, it is vertically-mounted before and after 72 outer wall of thorax plate in left inside thorax plate 73 and the right side in Thorax external reinforcing plate for car 74 is fixed, left inside thorax plate 73 and front and back vertically-mounted interior thorax carrier frame plate 75 in thorax plate 72 in the right side, interior thorax carrier frame plate It is equipped with bracket 76 between 75, is equipped with tray rack 77 between bracket 76, spaced between interior thorax carrier frame plate 75, compartment is equipped with interior Middle top plate 79, interior middle top plate 79 and other steamed layer top plates, in reverse V-shaped, it is ensured that steam generation water is stayed to both sides, clean hygiene, Interval also ensures that not taint of odour between layer, and interior 79 front of middle top plate is equipped with transverse slat 78 in interior thorax, 72 and of thorax plate in left inside thorax plate 73, the right side Outer top panel 1 is equipped at the top of interior thorax plate afterwards, 1 front of outer top panel is equipped with interior thorax upper cross plate 15, and 72 outside of thorax plate is equipped with upper gas tube in the right side 2,2 centre of upper gas tube is equipped with hollow tube 81, and 71 intermediate hollow out of interior thorax bottom plate connect plate body 70, interior thorax and pot with boiler equipped with interior thorax Stove connect plate body 70 by linking together with flange and water tank, it is ensured that steam does not leak outside, interior thorax connect with boiler plate body 70 from Interior 71 surface of thorax bottom plate, which is stretched out, is stamped cistern cover plate, and cistern cover plate is convenient for checking that repair, interior thorax connect 70 lower part of plate body with boiler Rear side is provided with hole, installs pipe A82 on hole, gas elbow joints A83, upper gas elbow joints A83 pass through soft company in pipe A82 connections Take over 84 and upper gas elbow joints B85, upper gas elbow joints B85 are connected to by pipe B86 with upper gas tube 2, and 2 top of upper gas tube is set There are safety valve 3, pressure too big releasing pressure automatically to be connected to a set of upper vapour structure, upper vapour structure between upper gas tube 2 and every layer of upper cabinet body Including upper gas bellows 87 and outer mariages pipe fitting 88, the upper gas bellows 87 of the connection of upper gas tube 2, upper gas bellows 87 passes through upper gas control Tubulation 89, upper vapour control pipe 89 connect outer mariages pipe fitting 88, and outer mariages pipe fitting 88 is connected to thorax plate 72 in the right side, and interior thorax bottom plate 71 is left Rear side is equipped with liner drainpipe 27, and upper cabinet inside casing includes outer frame bottom plate 6, and outer frame bottom plate 6, which is mounted on, adjusts 7 top of foot, outline border bottom 6 front end of plate is equipped with steam sink 28, and 28 right side of steam sink is equipped with sink drain 8, and 6 rear end both sides of outer frame bottom plate are stood after being equipped with Column 91,6 right side front of outer frame bottom plate are equipped with panel body 93, and upper vapour control pipe 89 passes through the connection of panel body 93 to steam by connecting rod 4 Vapour wave system 5, for steam wave system 5 when needing to make container, vapour control pipe 89 avoids too many hot gas to container air inlet in stopping, Security risk is promoted, surface frame plate 96 is equipped with vertically after steam sink 28, outer side seal board is equipped between surface frame plate 96 and rear column 91 92, it is equipped with surface frame 14 between surface frame plate 96 and panel body 93, toll bar button 94, rear column 91 and panel body are equipped in 14 top of surface frame Outer side seal board 92 is equipped between 93, outer side seal board 92 is equipped with connecting plate 95, and outer rear sealing plate 90, surface frame are equipped between rear column 91 14 and it is outer after sealing plate 90 be arranged in parallel, interior thorax connect plate body 70 with boiler and is connect with water tank connecting flange across outer frame bottom plate 6, door Cabinet door is housed on frame, 29, handle 31 is installed, 31 top of handle is equipped with the door lock 30 coordinated with toll bar button 94, cabinet in cabinet door 29 29 inner wall both sides of door are equipped with latch hook 37, and doorframe inner wall is equipped with the latch hook hanging plate 34 that latch hook is inserted into, and latch hook hanging plate 34, which is equipped with, to be inserted into Mounting hole 35.Fixing body 10 is equipped with behind interior thorax plate right side wall afterwards, steam (vapor) outlet, steam safety exhaust are equipped in fixing body 10 Mouthful setting is reasonable, and when normal operation leaks without steam, and container i.e. liner are located at interior, have each sealing plate to protect outside, avoid touching Scald promotes safety coefficient.

As shown in figure 24, electric appliance box is equipped with power switch 21 and ignition switch 20, also has transformer 11, cabinet on electric appliance box Body front lower part is equipped with operation panel, and operation panel is equipped with LCD display 23, magnetic switch 22, power change-over switch 19, refers to Show that lamp 18, spare ignition switch 17, power switch 21 and ignition switch 20 are exposed from operation panel, power switch 21, igniting Switch 20, power change-over switch 19, indicator light 18, spare ignition switch 17 are connect with electric appliance box, the detection of 22 gear of magnetic switch It uses in circuit, adjusts manually.

As shown in Figure 26,27,28,29,30,31,32,33,34, steamer is run by control system precision, control system Including power circuit, one-chip machine port control circuit, driving circuit for electromagnetic valve, ratio valve-driving circuit, ignition drive circuit, DC Brushless DC Motor Drive Circuit, steam pump driving circuit, temperature sensing circuit, flame detection circuit, water level detection circuit, steaming Heat pump driving circuit and model selection driving circuit, the proportioning valve that the ratio valve-driving circuit is drivingly connected and DC direct currents without The DC DC brushless motors coordinated that brush motor driving circuit is drivingly connected combustion gas and air fully premixs after to burner Gas supply, burner operation, water tank generates steam and exports to steamer, and passes through steam pump so that steam accelerates food heat release, single Piece machine port control circuit adjusts DC direct current brushless motor rotating speeds, makes combustion according to the speed feedback signal of DC DC brushless motors Burner reaches best combustion gas and air stoichiometry, and burning is complete, and CO contents are small in flue gas, burner be specifically designed and fire tube Elongation effect to flame so that flame temperature is disperseed, and nitrogen oxides in effluent is less.The model selection driving circuit can be with Different patterns is selected, it is a set of in the more set programs stored in microcontroller to select, to adapt to different equipment, and without increasing Add a large amount of cost, point for being not only temperature, gate and gear of model selection driving circuit selection, moreover it is possible to which selection enables different The parameter of general mood proportioning, if three-door steam cabinet has a parameter of three-door steam cabinet, two steamers have the parameter of two steamers, fluctuate in this way compared with Few, not only energy-saving on the basis of accurate matched, also to actual beneficial, steam pump accelerates steam flow rate, makes steaming Vapour accelerates food heat release, so that food is cooked within the shorter time to reach, food is made to have better mouthfeel, can be with less The faster steaming foods of energy consumption, can be used for gas combustion steaming cabinet, a variety of setting using steam as heat transfer medium such as electric steaming cooking-vessel Standby, electric steaming cooking-vessel is then to change heat-generating pipe quantity to reach change power.

Power circuit includes power protecting circuit, power supply rectification filter circuit and filter circuit, and power supply is to one-chip machine port Control circuit, driving circuit for electromagnetic valve, ratio valve-driving circuit, ignition drive circuit, DC Brushless DC Motor Drive Circuits, temperature Degree/gear/gated detection circuit, flame detection circuit, water level detection circuit, steam pump driving circuit, model selection driving electricity Road, Multifunctional interface circuit, serial communication circuit, display panel drive circuit, software burning entrance, is adjusted buzzer drive circuit Try switching circuit and ignition switch circuit power supply.

The one-chip machine port control circuit analyzes various signals, and control driving circuit for electromagnetic valve, proportioning valve drive Dynamic circuit, ignition drive circuit, DC Brushless DC Motor Drive Circuits, steam pump driving circuit complete detection, point before operation General mood proportioning is automatic in fire control system, operation and adjusts manually, operation is completed to close fire detection and wind turbine purging.

Flame detection circuit is converted to voltage form using ion detection, by detecting inductive needle electric current, is converted to The signal of microcontroller identification judges to have fire or without fiery state；Judgement has fiery condition：Fire defector probe circuit ionic current ≥0.9±0.2uA；Judge without fiery condition：Fire defector probe circuit ionic current ﹤ 0.5uA；After ignition switch starts, such as exist Flare up fire is detected before solenoid-driven, as false fiery troubleshooting；In operation, if no fire is detected, as accident Flame-out processing；Guan Huohou has such as detected fire, then as the fiery failure handling in pass.

Water level detection circuit uses electric resistance partial pressure detection method, the resistance and water level switch detection circuit water resistance of water to divide, This voltage is compared with reference voltage, when the resistance of water is less than 10k ohm, comparison circuit exports high level, monolithic generator terminal Mouth control circuit, which is considered as, water, and when the resistance of water is more than 10k ohm, comparison circuit exports low level, one-chip machine port control Circuit is considered as anhydrous, output alarm signal, water level switch detection circuit i.e. water level detection circuit in circuit diagram.

The driving circuit for electromagnetic valve includes the amplifying circuit of connection, relay, and relay connects solenoid valve, and solenoid valve drives Dynamic circuit input end connects one-chip machine port control circuit, and one-chip machine port control circuit controls electromagnetism through driving circuit for electromagnetic valve Valve opens or closes.

The ratio valve-driving circuit includes operational amplifier, triode, and ratio valve-driving circuit output end is drivingly connected Proportioning valve, ratio valve-driving circuit PV-PWM signal input parts connect one-chip machine port control circuit and are exported through PV-PWM signals End, one-chip machine port control circuit control proportioning valve opening size through ratio valve-driving circuit.

The DC Brushless DC Motor Drive Circuits are connected to two groups of supply voltages, the letter of DC Brushless DC Motor Drive Circuits Number input terminal is connect with one-chip machine port control circuit signal output end, and one-chip machine port control circuit passes through DC brush DC electricity Drive circuit controls its rotating speed.Further include signal amplifier circuit, signal isolation circuit, signal feedback circuit and silicon-controlled, One-chip machine port control circuit output signal is amplified by signal amplifier, by signal isolation circuit i.e. photoelectric coupling Device, the number of delivering letters arrives silicon-controlled, SCR control voltage levels, to control the rotating speed of DC DC brushless motors, signal feedback circuit The tach signal of feedback DC DC brushless motors gives one-chip machine port control circuit, one-chip machine port control circuit anti-according to signal It feeds out the air rate adjustment signal and alarm signal of DC DC brushless motors.

The ignition drive circuit includes amplifier and relay, and is connect with one-chip machine port control circuit, and igniting is opened It lights a fire with ignition drive circuit coordinated on powered-down road.

The steam pump driving circuit includes amplifier and relay, and steam pump driving circuit and one-chip machine port control are electric Road connects, and after machine operation, steam pump work, steam pump accelerates steam flow rate, accelerates exothermic process of the steam to food, so that Food cooks in shorter time, so that it may to reduce the consumption of the energy, reach energy-efficient purpose, can be used for gas combustion steaming cabinet, electricity steams Cabinet etc. is a variety of using steam as the equipment of heat transfer medium.

The temperature sensing circuit is connect with one-chip machine port control circuit, and temperature sensing circuit is according to temperature change, temperature The resistance of degree probe changes with the variation of temperature, their detection circuit with regard to detection resistance signal, microcontroller according to signal, Big-and-middle small fire is automatically selected, gas combustion steaming cabinet is can be used for, electric steaming cooking-vessel etc. is a variety of using steam as the equipment of heat transfer medium, and combustion gas is steamed Cabinet is to change power by changing the gas quantity size of supplied burner burning, and electric steaming cooking-vessel is then to change heat-generating pipe quantity to reach and change Variable power.

Further include buzzer drive circuit, Multifunctional interface circuit, serial communication circuit, display panel drive circuit, display Drive circuit, software burning entrance, debugging switching circuit and ignition switch circuit, buzzer drive circuit, fire defector electricity Road, water level detection circuit, temperature/gear/gated detection circuit, Multifunctional interface circuit, serial communication circuit, display board driving Circuit, software burning entrance, debugging switching circuit and ignition switch circuit are connect with one-chip machine port control circuit respectively.

Troubleshooting is as follows：

1, loss of ignition failure ----loss of ignition presses ignition switch, does not detect flame, bee at the appointed time Ring device：It rings 1 minute, wind turbine：Strong wind operates 1 minute, terminates alarm, fault clearance：Ignition switch is pressed, failure is removed, is terminated Alarm, meanwhile, wind turbine strong wind, which is run 1 minute, to be terminated.

2, in normal combustion, flame, buzzing are not detected more than certain time for accident extinguishing failure ----accident extinguishing

Device：It rings 1 minute, wind turbine：Strong wind is run 1 minute, terminates alarm, fault clearance：Ignition switch is pressed, event is removed Barrier terminates alarm, meanwhile, wind turbine strong wind, which is run 1 minute, to be terminated.

3, overheating fault --- in-burning or in shutdown, detect heat alarm, buzzer：It rings 1 minute, wind turbine：Greatly Wind is run 1 minute, terminates alarm, fault clearance：Ignition switch is pressed, failure is removed, terminates alarm, meanwhile, wind turbine strong wind fortune Row terminates for 1 minute.

4. fan trouble --- before-igniting, when igniting wind speed requirement or normal combustion is not achieved in wind speed, corresponding gear wind Speed automatic adjustment failure, buzzer：Lasting alarm, wind turbine：Do not turn, fault clearance：Ignition key is pressed, failure is removed, terminates report It is alert, meanwhile, wind turbine strong wind is run 1 minute.

5. false fire failure --- before-igniting, detect flare up fire, buzzer：Lasting alarm, wind turbine：To light a fire, wind speed is held

Reforwarding turns, fault clearance：Ignition key is pressed, failure is removed, terminates alarm, meanwhile, wind turbine strong wind is run 1 minute.

6. non-homing is lighted a fire ----driving switch is not lighted a fire in ever-burning flame gear, buzzer：It is lasting to ring, wind turbine：Wind turbine is not Turn, fault clearance：Ignition key is pressed, failure is removed, terminates alarm, meanwhile, wind turbine strong wind is run 1 minute.

7. closing fire failure ----Guan Huohou surpasses certain time, still detects flame, buzzer：It is lasting to ring, wind turbine：It holds Continuous strong wind operating, fault clearance：Ignition key is pressed, failure is removed, terminates alarm, meanwhile, wind turbine strong wind is run 1 minute.

8. water shortage is alarmed --- before-igniting or when normal combustion, water, buzzer have been not detected at the appointed time：It holds Continuous alarm, machine do not work, and failure can not be removed, until troubleshooting.

9. temperature abnormality detection --- there is temperature abnormality detection, buzzer before-igniting or in normal work：Lasting report Alert, machine does not work, and failure can not be removed, until troubleshooting position detection circuit.

A. exhausting system in booting Qian Yingxian opening chamber, ensures that room air flows smoothly；

B. confirm and supply water, supply normally, notice that water level is not up to designated position and misfires；

C. it determines that all switches are closed, total air supply valve can be opened；

D. open total power switch, press ignition switch, until machine enter ever-burning flame it is standby or output alarm signal Number；

E. it determines that kindling material burning is normal, manual large, medium and small fire control system is then carried out according to gear with driving switch；

In use, 54 air inlet of ever-burning flame air inlet so that fire row kept burning day and night maintains fire, then controls 53 gas of big fire air inlet Amount, controls big-and-middle small fire burning, and the gas for generation of burning arrives chamber B, then arrive pipeline, chamber A, warp through the excessively interior bladder in combustion chamber DC direct current brushless motors 12, which are discharged, leads to the hollow tube of upper gas tube 2, is used for insulation effect, the steam generated in water tank then due to Pressure enters steamed layer, DC direct current brushless motors 12 are determined into burning automatically into the exterior tube of upper gas tube 2 through upper vapour structure The number into the combustion gas of combustion chamber are determined, by intelligentized control method, is greatly promoted by the number of the air of room, proportioning valve A33 Combustion benefits reach optimum state.

Embodiment 2

The present embodiment model selection driving circuit as different from Example 1, there are four stirs model selection driving circuit Switch, can be combined into various modes, and each pattern can select different driving switch types, manually or automatically pattern, no Same program setting, to be applicable in different equipment.

Embodiment 3

The present embodiment gated detection circuit as different from Example 1, has several doors to make according to what gate controlled switch was sent out Signal automatically selects big-and-middle small fire, when just starting, when being in lower temperature, is burnt with most big fire, temperature reaches certain journey After degree, then turn to control firepower size by the door number used, design parameter can be by program setting.

Embodiment 4

The present embodiment temperature sensing circuit as different from Example 1 is believed according to the temperature that temperature sensing circuit detects Number, big-and-middle small fire is automatically selected, when the temperature is low, is burnt with most big fire, when temperature rises up to preset temperature, automatically by big Fire slowly drops to moderate heat again to small fire by big fire, and at this moment the temperature caused by food temperature is relatively low or steamer opens the door reduces, When dropping to program preset temperature, big fire is slowly raised to by small fire automatically, when temperature is raised to preset temperature, then automatically by big Fire is slow to have dropped small fire, so recycles, and reaches automatic big-and-middle small fire conversion, reaches energy-efficient purpose.

Embodiment 5

This system also has a set of back-up system to the present embodiment as different from Example 1, and the electric appliance box further includes control Device 25 and the solenoid valve B32 for adjusting flow manually, back-up system includes controller 25, single speed wind turbine 9, solenoid valve B32 and wind pressure Switch, the DC direct current brushless motors that blast switch setting is drivingly connected in lower cabinet body front, DC Brushless DC Motor Drive Circuits 12 and single speed wind turbine 9 be installed in parallel, exhaust outlet adds air draft check valve, and air draft check valve ensures that only there are one work, main systems Solenoid valve A33 be connected to back-up system solenoid valve B32 by threeway and be connected to burner, two systems pass through power change-over switch 19 carry out the selection between back-up system and main system, and back-up system equally has igniting and visits fiery function, also there is water level detecting work( Can, controller 25 has igniting, fire defector, water level detecting, wind pressure detection, dry combustion method detection and wind turbine driving function, in use, pressing Lower power switch is automatically performed detection before booting, purging, igniting, visits fire, normal operation, tolerance size after being powered It can only be by adjusting solenoid valve B32 manually.

Embodiment 6

This system also has steam pump, liner steam (vapor) outlet to connect steam pump intake to the present embodiment as different from Example 1, steams Heat pump outlet connects steamer upper body air inlet, that is, steamer upper body air inlet, steam pump discharge, steamer lower body water tank arrange steam port Threeway is formed, after machine operation, steam pump work, steam pump accelerates steam flow rate, accelerates exothermic process of the steam to food, with Food is set to be cooked in shorter time.

It should be understood that the above is only the preferred embodiment of the utility model only, it is not sufficient to limit this reality With novel technical solution, for those of ordinary skills, within the spirit and principles of the present invention, Ke Yigen Increased and decreased according to above description, replaced, converted or is improved, and all these increases and decreases, replacement, transformation or improved technical side Case should all belong to the protection domain of the appended claims for the utility model.

Claims (8)

1. steamer, including cabinet, water tank, burner, electric appliance box and power supply architecture, the cabinet top is equipped with container, under cabinet Portion is equipped with water tank, and one side of water tank bottom hollow out forms combustion chamber, burner is equipped with below combustion chamber, and burner includes fire row, fire Row is located at water tank bottom, and water tank is equipped with DC direct current brushless motors（12）, water tank is connected to container, and container steam (vapor) outlet is equipped with temperature Detection probe is spent, main control computer plate is set in the electric appliance box（38）, radiator fan（39）, igniter（13）With solenoid valve A（33）, Main control computer plate（38）Included or connection water level controller, radiator fan（39）, igniter（13）With solenoid valve A（33）With master control Computer board（38）Connection, igniter（13）Connect fire row ignition electrode, temperature measuring probe, fire row fire prospecting needle, water level detecting probe （50）With main control computer plate（38）Connection, passes through temperature measuring probe temperature feedback, main control computer plate（38）Control solenoid valve A （33）Gas flow and DC direct current brushless motors（12）Rotating speed reach best combustion gas and air stoichiometry, water tank, burner, Electric appliance box is connect with power supply architecture.

2. steamer according to claim 1, it is characterised in that：The water tank includes babinet（40）, babinet（40）It opens at top Mouthful, bottom side opening, other side bottom plate is equipped with discharge outlet, and discharge outlet is equipped with discharge outlet silk head A（41）, discharge outlet silk head A （41）Upper mounting ball valve, ball valve connection draining bar（16）, open side is interior to be equipped with water tank burning chamber shell（42）, water tank combustion chamber shell Body（42）Lower section is equipped with fire row, water tank burning chamber shell（42）Top raises up to form tip-angled shape, and tip-angled shape body is parallel, uniform Arrangement, tip-angled shape body are equipped with shank of screw, water tank burning chamber shell（42）Front and back side and babinet（40）Fixed seal connection, water tank combustion Burn room housing（42）Left side is equipped with side plate（43）, side plate（43）It is installed into hole, babinet equipped with interior bladder（40）It is set on left side wall There is interior bladder installation to portal（44）With pipeline into hole（45）, babinet（40）Right side wall portals equipped with pipeline（46）, interior bladder peace It puts into hole and the installation of interior bladder is portalled（44）Between be equipped with interior bladder（47）, interior bladder（47）Vertically, it is arranged in parallel, interior bladder （47）Between flow route be bending, centre is in M fonts, and pipeline is into hole（45）Portal with pipeline（46）Between be equipped with pipeline （48）, pipeline（48）Both sides are vertically arranged, and pipeline portals（46）Side outer wall is equipped with cavity A, and pipeline is into hole（45）Side outer wall is equipped with Cavity B, babinet（40）Side wall is equipped with water inlet A and water inlet B, and water inlet A is equipped with discharge outlet silk head B, and water inlet B is equipped with draining Mouthful silk head C is equipped with pressure-equalizing passageway between discharge outlet silk head B and deputy tank, between discharge outlet silk head C and deputy tank equipped with into Water pipe.

3. steamer according to claim 2, it is characterised in that：The cavity B outer walls are equipped with deputy tank, including deputy tank master Body（49）, deputy tank main body（49）It is interior to be equipped with floating ball, deputy tank main body（49）Top is set there are two water level detecting probe（50）, secondary Water tank main body（49）It is equipped with upper water connecting port（24）.

4. steamer according to claim 2, it is characterised in that：The cavity A is equipped with DC direct current brushless motors（12）With Single speed wind turbine（9）.

5. steamer according to claim 1, it is characterised in that：The fire row includes holder, and holder is equipped with air inlet pipe （60）, port part（62）, fire row ignition electrode and fire row fire prospecting needle, holder include sheet metal component A（59）With sheet metal component B（61）, metal plate Golden part A（59）With sheet metal component B（61）Between port part（62）, port part（62）Vertically, it is arranged in parallel, air inlet pipe（60）On Equipped with big fire air inlet（53）With ever-burning flame air inlet（54）, big fire air inlet（53）Positioned at air inlet pipe（60）Middle part, ever-burning flame Air inlet（54）Positioned at air inlet pipe（60）The sidewall support of side, the side is equipped with one group of fire row ignition electrode and fire row fire prospecting needle, Ever-burning flame air inlet（54）Opposite holder is equipped with one group of fire row ignition electrode and fire row fire prospecting needle.

6. steamer according to claim 5, it is characterised in that：The sheet metal component A（59）Lower part slopes inwardly and inwardly prolongs It stretches, forms inclined surface and baffle, inclined surface hollow out is equipped with to fixed combustion mouth part（62）Bayonet A（64）, sheet metal component A（59） Top is provided with hole, the plate fold inward in hole, sheet metal component A（59）It has that one group of ignition electrode is installed on middle part and visits fire The mounting hole of needle, sheet metal component B（61）Fold forms backplate, sheet metal component B outward on top（61）Hollow out is equipped with to fixed combustion mouth Part（62）Bayonet B（65）, bayonet B（65）Extend to sheeting edge, sheet metal component B（61）Lower part is equipped with and port part（62）Into The corresponding through-hole of gas port, through-hole outside are equipped with air inlet pipe（60）, air inlet pipe（60）It is equipped with air inlet pipe gas port and port part （62）Air inlet connects, port part（62）Inside set pipeline, port part（62）Surface is equipped with port.

7. steamer according to claim 1, it is characterised in that：The cabinet includes upper cabinet body and lower cabinet body, lower cabinet body packet Include adjusting foot（7）And square tube, adjust foot（7）There are four, adjusts foot（7）Between be equipped with square tube up and down to fix, lateral tune Save foot（7）On be arranged with lower decorative panel（26）, burner hearth mounting plate is equipped between sagittal lower square tube, the upper cabinet body includes Thorax and upper cabinet inside casing in upper cabinet, thorax includes interior thorax bottom plate in upper cabinet（71）, interior thorax bottom plate（71）It is located above outer frame bottom plate, interior thorax Bottom plate（71）Left side is equipped with left inside thorax plate（73）, interior thorax bottom plate（71）Right side is equipped with thorax plate in the right side（72）, interior thorax bottom plate（71）Afterwards Side is equipped with thorax plate, left inside thorax plate in rear（73）With thorax plate in the right side（72）Vertically-mounted interior thorax external reinforcing plate for car before and after outer wall（74）Gu It is fixed, left inside thorax plate（73）With thorax plate in the right side（72）Interior front and back vertically-mounted interior thorax carrier frame plate（75）, interior thorax carrier frame plate（75）Between Equipped with bracket（76）, bracket（76）Between be equipped with tray rack（77）, interior thorax carrier frame plate（75）Between it is spaced, compartment is equipped with Interior middle top plate（79）, interior middle top plate（79）Front is equipped with transverse slat in interior thorax（78）, left inside thorax plate（73）, the right side in thorax plate（72）With it is rear Outer top panel is equipped at the top of interior thorax plate（1）, outer top panel（1）Front is equipped with interior thorax upper cross plate（15）, the right side in thorax plate（72）Outside is equipped with Upper gas tube（2）, upper gas tube（2）Centre is equipped with hollow tube（81）, interior thorax bottom plate（71）Intermediate hollow out is connect equipped with interior thorax with boiler Plate body（70）, interior thorax connect plate body with boiler（70）From interior thorax bottom plate（71）Surface, which is stretched out, is stamped cistern cover plate, interior thorax and boiler Connect plate body（70）Lower rearward side is provided with hole, and pipe A is installed on hole（82）, pipe A（82）Gas elbow joints A in connection（83）, Upper gas elbow joints A（83）Pass through hose connector（84）With upper gas elbow joints B（85）, upper gas elbow joints B（85）Pass through circle Pipe B（86）With upper gas tube（2）Connection, upper gas tube（2）Top is equipped with safety valve（3）, upper gas tube（2）Between every layer of upper cabinet body It is connected to one and puts on vapour structure, upper vapour structure includes upper gas bellows（87）With outer mariages pipe fitting（88）, upper gas tube（2）Gas in connection Bellows（87）, upper gas bellows（87）Pass through upper gas control tubulation（89）, upper vapour control pipe（89）The outer mariages pipe fitting of connection（88）, Outer mariages pipe fitting（88）With thorax plate in the right side（72）Connection, interior thorax bottom plate（71）Left rear side is equipped with liner drainpipe（27）, in upper cabinet Frame includes outer frame bottom plate（6）, outer frame bottom plate（6）Mounted on adjusting foot（7）Top, outer frame bottom plate（6）Front end is equipped with steam sink （28）, steam sink（28）Right side is equipped with sink drain（8）, outer frame bottom plate（6）Rear end both sides are equipped with rear column（91）, outline border Bottom plate（6）Right side front is equipped with panel body（93）, upper vapour control pipe（89）Pass through connecting rod（4）Across panel body（93）Connection is steamed Vapour wave system（5）, steam sink（28）It is equipped with surface frame plate vertically afterwards（96）, surface frame plate（96）And rear column（91）Between be equipped with outside Sealing plate（92）, surface frame plate（96）And panel body（93）Between be equipped with surface frame（14）, surface frame（14）Toll bar button is equipped in top（94）, Rear column（91）And panel body（93）Between be equipped with outer side seal board（92）, rear column（91）Between be equipped with it is outer after sealing plate（90）, face Frame（14）With outer rear sealing plate（90）It is arranged in parallel, interior thorax connect plate body with boiler（70）Across outer frame bottom plate（6）It is connect with water tank Flanged joint is equipped with cabinet door on doorframe（29）, cabinet door（29）On handle is installed（31）, handle（31）Top is equipped with and toll bar button （94）The door lock of cooperation（30）, cabinet door（29）Inner wall both sides are equipped with latch hook（37）, latch hook extension of the doorframe inner wall equipped with latch hook insertion Plate（34）, latch hook hanging plate（34）It is equipped with the mounting hole being inserted into（35）.

8. steamer according to claim 1, it is characterised in that：The electric appliance box further includes controller（25）It is adjusted with manual The solenoid valve B of flow（32）, back-up system includes controller（25）, single speed wind turbine（9）, solenoid valve B（32）And blast switch, wind The DC direct current brushless motors that the setting that compresses switch is drivingly connected in lower cabinet body front, DC Brushless DC Motor Drive Circuits（12）And list Fast wind turbine（9）It is installed in parallel, exhaust outlet adds air draft check valve, the solenoid valve A of main system（33）Pass through threeway and back-up system Solenoid valve B（32）Connection is connected to burner, and two systems pass through power change-over switch（19）Carry out back-up system and main system it Between selection, electric appliance box be equipped with power switch（21）And ignition switch（20）, cabinet front lower part is equipped with operation panel, operation Panel is equipped with LCD display（23）, magnetic switch（22）, power change-over switch（19）, indicator light（18）, spare ignition switch （17）, power switch（21）And ignition switch（20）Expose from operation panel, power switch（21）, ignition switch（20）, electricity Source switching switch（19）, indicator light（18）, spare ignition switch（17）It is connect with electric appliance box.