CN102330986A - Full-automatic fuel gas premixed combustion engine case - Google Patents
Full-automatic fuel gas premixed combustion engine case Download PDFInfo
- Publication number
- CN102330986A CN102330986A CN201110302915A CN201110302915A CN102330986A CN 102330986 A CN102330986 A CN 102330986A CN 201110302915 A CN201110302915 A CN 201110302915A CN 201110302915 A CN201110302915 A CN 201110302915A CN 102330986 A CN102330986 A CN 102330986A
- Authority
- CN
- China
- Prior art keywords
- fuel gas
- outlet
- electromagnetic valve
- combustion
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a full-automatic fuel gas premixed combustion engine case. The engine case provided by the invention comprises a case body and an operating panel, wherein the case body is externally connected with a fuel gas, a power supply and the operating panel; a controller, an igniter, an air filter, a combustion fan, a mixer and a fuel gas electromagnetic valve are arranged in the case body; the outlet of the combustion fan is connected with the inlet flange of the mixer, the inlet side of the fuel gas electromagnetic valve is fixed at the fuel gas inlet of the case body, and the outlet of the fuel gas electromagnetic valve is connected with the side inlet of the mixer through a metal hose; the outlet of the mixer is fixed at the mixed gas outlet of the case body, and the pressure interface of the mixer is connected with the pressure interface of the fuel gas electromagnetic valve through a pressure balance line, the controller is linearly connected with the combustion fan, the fuel gas electromagnetic valve and the igniter, the controller is connected with a flame detecting line, and the igniter is connected with a high pressure ignition wire. The engine case provided by the invention has the advantages of high combustion efficiency, low pollution discharge, infinitely variable control on power and complete safety control function; and due to the integral design, a burner can plugged and played, thus the workloads of the installation, debugging and maintenance are greatly reduced.
Description
Technical field
The present invention relates to required gaseous mixture generation of combustion gas premixed combustion and combustion completion programme-control, load control unit, particularly a kind of automatic fuel gas premixed combustion engine box with ratio regulatory function cooperates and can use with the pre-mixing type combustion apapratus head.
Background technology
Premixed combustion is compared with forcing diffusion type (being commonly called as blowing-type) combustion system, has advantages such as burning is complete, combustion noise is low, is widely used on gas-cooker, water heater, the infrared radiator etc.But premixed combustion requires under different loads, to have correct gas-air premix ratio, and tradition adopts Venturi tube injection air mode to realize mostly.This mode needs higher gaseous-pressure in general, and perhaps burner rating is restricted.
Popularize along with what combustion gas was used, traditional Venturi tube blender mode is not enough because of gaseous-pressure, can't the enough air capacities of injection and satisfy the demand of jumbo premixed combustion heating, so adopt the air blast mode to satisfy the needs of combustion-supporting air quantity.After adopting the air blast mode, originally Venturi tube has just lost air-fuel ratio this key property that is consistent.Premix burner its mixing ratio in using the blower fan actual motion is easy to depart from ideal value.Because the stable operation concentration range of premixed combustion is narrow, so cause combustion instability phenomenons such as taking off fire easily, this has brought difficulty for equipment debugging and follow-up operation.
If the air blast mode is adopted in premixed combustion, common method is to install and equipment such as debugging blower fan, pipeline, valve, control in site of deployment, and the set-up time is long, and the adjusting of the outfit between the equipment, air-fuel ratio etc. needs the professional and technical personnel of certain level.If coupling, debugging work is not in place, tends to not reach the desirable level that premixed combustion has, and also possibly have certain potential safety hazard when serious.
In addition, conventional burners actual motion watt level is directly demonstration not, need see by rule of thumb that generally valve opening, the length of flame etc. estimate also have through setting up the gas-flow scale and measure, calculate, and is very inaccurate, inconvenience.
Summary of the invention
The technical problem that the present invention will solve is: in order to overcome in the existing premix combustion technology difference because of matched, debugging level; Cause the application difficult of premixed efficient burner, provide that a kind of performance is consistent, operating mode is stable, mechanism is compact, installation is quick, easy to maintenance, automatic fuel gas premixed combustion engine box that automaticity is high.
The technical solution adopted for the present invention to solve the technical problems is: a kind of automatic fuel gas premixed combustion engine box; It is characterized in that: comprise casing and guidance panel; Casing external power supply, combustion gas and guidance panel; Controller, igniter, air cleaner, combustion fan, blender and gas electromagnetic valve are installed in the casing, and the casing following side has air intake, fuel gas inlet, mixed gas outlet, power line mouth, ignition lead outlet, ionic flame surveys the line outlet and control line exports, and the combustion fan outlet is connected with the mixer entrance flange; The gas electromagnetic valve entrance side is fixed on casing fuel gas inlet position; The gas electromagnetic valve outlet is connected with the blender side inlet with metal hose, and mixer outlet is fixed on casing mixed gas outlet position, and the mixer pressure interface is connected through pressure-equalizing pipe with the gas electromagnetic valve pressure interface; Controller is connected with combustion fan, gas electromagnetic valve and igniter are linear; Controller pick out power line and control clue respectively correspondence pass power line mouth and control clue outlet, the controller flame of starting to exchange fire is surveyed line and is passed ionic flame and survey the line outlet, igniter connects the outlet of high-pressure ignition wire crossing point live wire.
Described casing is provided with chamber door.
Described controller is the full premix combustion controller, and controller is through the rotating speed of output pwm signal control combustion fan.
Described combustion fan is one can accept the blower fan that the pwm signal brshless DC motor drives.
Described gas electromagnetic valve is one can control gas-air pressure according to the magnetic valve that carries out servo adjusting at 1: 1.
Described guidance panel is provided with starting switch, SR, power adjusting rocking bar, combustion power indicator.
Described combustion power indicator has a red and green color fired state indicator lamp and ten combustion power size demonstration lamp banks that green indicating lamp constitutes.
The invention has the beneficial effects as follows: this automatic fuel gas premixed combustion engine box cooperates with burner head and can use, and efficiency of combustion is high, and disposal of pollutants is low, and power stepless is regulated, and the security control telotism shows running status and combustion power size; Integral design is integrated into the version with relative compact such as equipment, pipeline, control in the casing, makes burner accomplish plug and play, significantly reduces the workload of installing, debugging, safeguarding; Gas supply pressure is as long as in normal range (NR), and burner rating can not receive variation and the fluctuation of emergent power output of gas supply pressure; Make premixed combustion realize control figureization, visual and automation.
Description of drawings
Fig. 1 is a bottom half perforate sketch map of the present invention;
Fig. 2 is an internal unit of the present invention installation site sketch map;
Fig. 3 is the syndeton sketch map of internal unit of the present invention;
Fig. 4 is a wiring diagram of the present invention.
The specific embodiment
Combine accompanying drawing that the present invention is done further detailed explanation now.These accompanying drawings are the sketch map of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
As shown in Figure 1, automatic fuel gas premixed combustion engine box comprises casing, internal unit and guidance panel.Wherein, Chamber door is arranged on the casing; Make things convenient for equipment to install and maintenance, the casing following side has air intake 1, and fuel gas inlet 2, mixed gas outlet 3, power line mouth 4, ignition lead outlet 5, ionic flame are surveyed line outlet 6 and outlet 7 of control clue and different equipment fixing holes.
Like Fig. 2, shown in 3, internal unit comprises equipment such as controller 8, igniter 9, air cleaner 10, combustion fan 11, blender 12, gas electromagnetic valve 13.Wherein the outlet of combustion fan 11 is connected with flange with the inlet of blender 12; Gas electromagnetic valve 13 entrance sides are fixed on casing fuel gas inlet 2 positions; Outlet is connected with the fuel gas inlet of metal hose with blender 12 sides, between can adopt change such as some pipe fittings such as elbow closures as required; Mixer outlet is fixed on the casing mixed gas outlet 3 with screw, is connected the mixer pressure interface with the magnetic valve pressure interface with pressure-equalizing pipe 14 in addition.Through said method, guaranteed air and combustion gas mixing than consistent, make the premixed combustion stabilization efficiency high.
Go back installation and control device 8 and igniter 9 in the casing.Couple together controller 8 and combustion fan 11, gas electromagnetic valve 13 and igniter 9 with special-purpose clue; As shown in Figure 4; The power line that picks out of controller 8 passes through power line mouth 4 and control clue outlet 7 respectively with the control clue; Pick out the flame detecting line on the controller and survey line outlet 6 through ionic flame, igniter picks out high-pressure ignition wire through ignition lead outlet 5.
Starting switch, SR, rocking bar and combustion power indicator are arranged on the control panel.Above device also can be installed on the door of casing.Wherein, the combustion power indicator has a red and green color fired state indicator lamp and ten combustion power size demonstration lamp banks that green indicating lamp constitutes.
The engine box energized, system is in holding state, and at this moment greensignal light dodges 1 time per 3 seconds.Close starting switch or by behind the SR, system carries out the self check in 2 seconds, if ionic flame is surveyed the line wiring faults, warning then sends out a warning.If through self check, then carry out the prepurge in 3 seconds, open igniter then, open gas electromagnetic valve after 2 seconds, close igniter after 0.5 second, begin flame detection then, if detect the existence of flame, then burner enters into the normal combustion operating mode.If the phenomenon of catching fire appears in burning, promptly flame detector does not detect the existence of flame, and horse back is closed magnetic valve and carried out the post-purge in 10 seconds, and the warning that sends out a warning.
If close starting switch, then close magnetic valve, carry out the post-purge in 10 seconds then, system gets into holding state.
After burner entered into the normal combustion operating mode, left and right adjusting rocking bar or up-down adjustment rocking bar were with regard to the watt level of scalable burner.
The foregoing description only is used for that the present invention will be described, does not constitute the restriction to the claim scope, and other substantial equivalence means that it may occur to persons skilled in the art that are all in claim scope of the present invention.
Claims (7)
1. automatic fuel gas premixed combustion engine box; It is characterized in that: comprise casing and guidance panel; Casing external power supply, combustion gas and guidance panel; Controller, igniter, air cleaner, combustion fan, blender and gas electromagnetic valve are installed in the casing, and the casing following side has air intake, fuel gas inlet, mixed gas outlet, power line mouth, ignition lead outlet, ionic flame surveys the line outlet and control line exports, and the combustion fan outlet is connected with the mixer entrance flange; The gas electromagnetic valve entrance side is fixed on casing fuel gas inlet position; The gas electromagnetic valve outlet is connected with the blender side inlet with metal hose, and mixer outlet is fixed on casing mixed gas outlet position, and the mixer pressure interface is connected through pressure-equalizing pipe with the gas electromagnetic valve pressure interface; Controller is connected with combustion fan, gas electromagnetic valve and igniter are linear; Controller pick out power line and control clue respectively correspondence pass power line mouth and control clue outlet, the controller flame of starting to exchange fire is surveyed line and is passed ionic flame and survey the line outlet, igniter connects the outlet of high-pressure ignition wire crossing point live wire.
2. automatic fuel gas premixed combustion engine box according to claim 1, it is characterized in that: described casing is provided with chamber door.
3. automatic fuel gas premixed combustion engine box according to claim 1 is characterized in that: described controller is the full premix combustion controller, and controller is through the rotating speed of output pwm signal control combustion fan.
4. automatic fuel gas premixed combustion engine box according to claim 1 is characterized in that: described combustion fan is one can accept the blower fan that the pwm signal brshless DC motor drives.
5. automatic fuel gas premixed combustion engine box according to claim 1 is characterized in that: described gas electromagnetic valve is one can control gas-air pressure according to the magnetic valve that carries out servo adjusting at 1: 1.
6. automatic fuel gas premixed combustion engine box according to claim 1 is characterized in that: described guidance panel is provided with starting switch, SR, power adjusting rocking bar and combustion power indicator.
7. automatic fuel gas premixed combustion engine box according to claim 6 is characterized in that: described combustion power indicator has a red and green color fired state indicator lamp and ten combustion power size demonstration lamp banks that green indicating lamp constitutes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110302915A CN102330986A (en) | 2011-10-09 | 2011-10-09 | Full-automatic fuel gas premixed combustion engine case |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110302915A CN102330986A (en) | 2011-10-09 | 2011-10-09 | Full-automatic fuel gas premixed combustion engine case |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102330986A true CN102330986A (en) | 2012-01-25 |
Family
ID=45482867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110302915A Pending CN102330986A (en) | 2011-10-09 | 2011-10-09 | Full-automatic fuel gas premixed combustion engine case |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102330986A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108167875A (en) * | 2018-01-09 | 2018-06-15 | 好焱(上海)燃气科技有限公司 | A kind of the commercial gas-fired stove combustion system and its application method of crossbar switch control |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2454642Y (en) * | 2000-12-07 | 2001-10-17 | 金志刚 | Air-injection gas all-premixing combustion apparatus |
JP2005265344A (en) * | 2004-03-19 | 2005-09-29 | Samson Co Ltd | Premix type gas burner having pilot burner part |
CN2773498Y (en) * | 2005-02-05 | 2006-04-19 | 王永涛 | Premixed rotary energy-saving cooker for Chinese food |
CN201954544U (en) * | 2011-01-11 | 2011-08-31 | 上海申花电器企业发展有限公司 | Fully premixing gas burner |
-
2011
- 2011-10-09 CN CN201110302915A patent/CN102330986A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2454642Y (en) * | 2000-12-07 | 2001-10-17 | 金志刚 | Air-injection gas all-premixing combustion apparatus |
JP2005265344A (en) * | 2004-03-19 | 2005-09-29 | Samson Co Ltd | Premix type gas burner having pilot burner part |
CN2773498Y (en) * | 2005-02-05 | 2006-04-19 | 王永涛 | Premixed rotary energy-saving cooker for Chinese food |
CN201954544U (en) * | 2011-01-11 | 2011-08-31 | 上海申花电器企业发展有限公司 | Fully premixing gas burner |
Non-Patent Citations (1)
Title |
---|
程勒: "PWM变频调速风机的技术分析与应用", 《节能》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108167875A (en) * | 2018-01-09 | 2018-06-15 | 好焱(上海)燃气科技有限公司 | A kind of the commercial gas-fired stove combustion system and its application method of crossbar switch control |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104296392B (en) | Gas water heating device capable of realizing self-adaptive fully-premixed combustion | |
US9080773B2 (en) | Pitot tube pressure sensor for radiant tube heater | |
US20120178031A1 (en) | Push and Pull Premix Combustion System With Blocked Vent Safety Shutoff | |
US20140230701A1 (en) | Natural draft low swirl burner | |
CN106322368A (en) | Ultra-low nitrogen combustor and combustion method thereof | |
CN204987014U (en) | Hanging stove closed loop low -nitrogen combustion control system | |
CN204421358U (en) | Have monitoring empty-fire the condensed type combustion gas water heater of full premix ratio function | |
ITBO20120568A1 (en) | ADJUSTMENT AND CONTROL EQUIPMENT FOR COMBUSTION IN A FUEL GAS BURNER | |
CN203703981U (en) | Fuel gas machinery premixing burning system | |
CN111174412A (en) | Gas water heating equipment | |
CN102330986A (en) | Full-automatic fuel gas premixed combustion engine case | |
CN203744293U (en) | Numerical controlled gas combustion device | |
CN202253655U (en) | Fuel gas pre-mixing combustion engine box | |
CN204176926U (en) | The gas-fired water heater of self adaptation full premix combustion | |
CN112283709A (en) | Premixer, gas water heater and air pressure protection method thereof | |
CN206572515U (en) | A kind of low nitrogen oxide burner | |
CN110242982A (en) | A kind of kitchen range on-line performance testboard | |
CN201050787Y (en) | Gas mixer | |
CN101608978B (en) | Fuel gas generator | |
CN208652538U (en) | Boiler-burner for trade mark adhesive cooling recirculation system | |
CN110230827A (en) | The turn-key system of premixing gas range | |
CN110274396B (en) | Control method of full-premix gas water heater and gas water heater | |
CN216924355U (en) | Low CO combustion control system | |
CN213810609U (en) | High-efficiency combustor | |
CN214620077U (en) | Gas type heat exchanger |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120125 |