CN204006102U - Burner auxiliary fuel supply-system - Google Patents
Burner auxiliary fuel supply-system Download PDFInfo
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- CN204006102U CN204006102U CN201420483232.2U CN201420483232U CN204006102U CN 204006102 U CN204006102 U CN 204006102U CN 201420483232 U CN201420483232 U CN 201420483232U CN 204006102 U CN204006102 U CN 204006102U
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Abstract
A kind of burner auxiliary fuel supply-system, comprise fuel gas pipeline, control valve, burner, PLC switch board, cable, man-machine interface touch-screen, described control valve is arranged on combustion gas, combustion air pipeline, be divided by its function as fuel electric control valve, combustion air electric control valve, safety cut-off valve, lighting valve, described combustion air electric control valve one end is connected with combustion fan, the other end of fuel electric control valve, combustion air electric control valve is connected with burner respectively, and fuel and combustion air enter burner hearth mixed combustion by burner; PLC switch board is connected with fuel electric control valve, combustion air electric control valve, and PLC switch board is connected with man-machine interface touch-screen, by man-machine interface touch-screen, feeds back data for operating personnel's observation, operation note.Native system arranges air-fuel ratio on touch-screen, and adjustable range is wide, simple to operate, and signal stabilization efficiently solves the burner machine halt trouble that mechanical linkage driving error causes, and there will not be machine error.
Description
Technical field
When the utility model relates to a kind of fuel by burner completing combustion, the control system of combustion air and fuel ratio, combustion-supporting sky while particularly relating to a kind of fuel oil, gas burner
The burner auxiliary fuel supply-system of gas and fuel ratio.
Background technology
In production process, the number of different propellant compositions and fuel type, during completing combustion, the combustion air of the proportioning of answering is not identical yet.At present, in some burner combustion processes, due to propellant composition or fuel type how many, under different combustion systems, for meeting fuel complete stability burning, the ratio air-fuel ratio control mode of required combustion air and fuel just needs a kind of easy to adjust, control mode that scope extensively, is not subject to machinery to get stuck and retrain.The control mode of existing combustion air and fuel ratio is connecting rod mechanical transmission-type, only having fuel control valve is actuator, according to combustion case fuel metering control valve, between combustion air governor motion and fuel control valve, adopt a connecting rod to carry out connection for transmission, when fuel control valve switch motion, by connecting rod, drive combustion air control valve to carry out switch.The driving error problems such as getting stuck easily appears in this kind of mechanical drive mode, and air-fuel ratio regulation narrow range, so just cause propellant composition to change or how many variation of fuel type and incomplete combustion or unstable.Under the common requirement of scientific technological advance and market economy, in burning industry, burner is when the fuel of propellant composition variation or same burner combustion variety classes varying number, for meeting complete stability burning, be starved of a kind of adjustable range wide, machinery-free gets stuck, air-fuel ratio control mode easily.
Summary of the invention
Goal of the invention of the present utility model be narrow for existing air-fuel ratio control mode adjustable range, easily got stuck by mechanical constraint to produce the deficiencies such as driving error, provide a kind of easy to adjust, scope not controlled by mechanical constraint, fuel and air door individual passage, the burner auxiliary fuel supply-system of wind, gas ratio is set online.
The technical scheme that realizes above-mentioned purpose employing is:
A kind of burner auxiliary fuel supply-system, comprise fuel gas pipeline, control valve, burner, PLC switch board, cable, man-machine interface touch-screen, described control valve is arranged on combustion gas, combustion air pipeline, be divided by its function as fuel electric control valve, combustion air electric control valve, safety cut-off valve, lighting valve, described combustion air electric control valve one end is connected with combustion fan, the other end of fuel electric control valve, combustion air electric control valve is connected with burner respectively, and fuel and combustion air enter burner hearth mixed combustion by burner; PLC switch board is connected with fuel electric control valve, combustion air electric control valve, and PLC switch board is connected with man-machine interface touch-screen, by man-machine interface touch-screen, feeds back data for operating personnel's observation, operation note.
As preferred version, described fuel electric control valve, the drive unit of combustion air electric control valve adopt respectively YE.
As preferred version, described YE is connected with the electric elements in PLC switch board by control cables.
As preferred version, the PLC in PLC switch board is connected with man-machine interface touch-screen by communication cable.
As preferred version, on man-machine interface touch-screen K Value Operations picture, be provided with and the corresponding K value of fuel control valve.
As preferred version, the aperture of described fuel electric control valve is divided into 10 sections, and the air-fuel ratio K value corresponding to different opening of fuel electric control valve, amounts to 10 K values.
As preferred version, described combustion air control valve is comprised of valve or valve plate, and YE moves by axle band movable valve or valve plate.
As preferred version, described lighting valve is connected with igniter by pipeline, is connected with safety cut-off valve.
Adopt technique scheme, compared with prior art, fuel control valve of the present utility model is connected with YE with combustion air control valve, YE is connected with the electric elements in PLC switch board by control cables, PLC in PLC switch board is connected with man-machine interface touch-screen by communication cable, from man-machine interface touch-screen, reflect the aperture of each control valve, on man-machine interface touch-screen K Value Operations picture, input corresponding K Value Data, by the CPU in PLC, calculate, through cable, transmit signal, to on-the-spot actuating unit, react again action, open large or pass minor valve.In addition fuel control valve and combustion air control valve drive unit are all adopted to YE; do not interfere with each other; fuel, air door individual passage are controlled; on online touch-screen, air-fuel ratio can be set; adjustable range is wide, simple to operate, signal stabilization; and efficiently solve the burner machine halt trouble that mechanical linkage driving error causes, there will not be machine error.
Accompanying drawing explanation
Fig. 1 is syndeton schematic diagram of the present utility model.
Fig. 2,4 is the utility model touch-screen schematic diagram.
Fig. 3 is the utility model touch-screen numerical value input disc schematic diagram.
In figure: hand off valve 1, Pressure gauge 2, filter 3, pressure switch 4, safety cut-off valve 5, fuel electric control valve 6, burner 7, combustion air electric control valve, combustion fan 9, burner hearth 10, burning torch 11, lighting valve 12, man-machine interface touch-screen 13, PLC switch board 14, ratio title 15, proportional numerical value 16, operation screen is selected button 17, numerical value input disc 18.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
The control system of the proportioning of air and fuel when the present embodiment is a kind of fuel by burner combustion, the part operating while belonging to burner combustion, has been worked in coordination by on-the-spot execution architecture, Programmable Logic Controller PLC and man machine operation interface touch-screen.Only operation on touch-screen of concrete operations.Control valve is arranged on combustion gas, combustion air pipeline, is divided by its function as fuel electric control valve 6, combustion air electric control valve 8, safety cut-off valve 5, lighting valve 12,
Integral connection structure of the present utility model is shown in Fig. 1, and on-the-spot executing agency is by hand off valve 1, Pressure gauge 2, and filter 3, pressure switch 4, safety cut-off valve 5, fuel electric control valve 6, burner 7, combustion air electric adjusting mechanism 8, combustion fan 9 forms.Burner is comprised of burner 7, burner hearth 10, lighting valve 12.
PLC switch board 14, man-machine interface touch-screen 13, operation screen is selected button 17, ratio title 15, proportional numerical value 16, numerical value input disc 18 forming control systems.
See Fig. 1, hand off valve 1, Pressure gauge 2, filter 3, pressure switch 4, safety cut-off valve 5, electric control valve 6 is in series, be arranged on respectively on the transfer pipeline of fuel gas or liquid, wherein between hand off valve 1 and filter 3, gauge valve be installed, setting pressure table 2 on gauge valve.Between filter 3 and two safety cut-off valves 5, two pressure switches 4 are installed.Lighting valve 12 is connected with igniter by pipeline, is connected with safety cut-off valve 5, and lighting valve 12 is connected with burning torch 11, and burning torch 11 is positioned at burner 7 inside.Burner 7 is connected with combustion air electric control valve 8, combustion air electric adjusting mechanism 8 is connected with combustion fan 9, combustion air electric control valve 8, combustion fan 9 are connected with PLC switch board 14 by connection cable respectively, be controlled by PLC controller, fuel and combustion air enter burner hearth mixed combustion by burner.The drive unit of fuel electric control valve 6, combustion air electric control valve 8 adopts respectively YE.YE is connected with the electric elements in PLC switch board by control cables.Combustion air control valve 8 is comprised of valve or valve plate, and YE moves by axle band movable valve or valve plate.
In PLC switch board 14, control assembly is housed, man-machine interface touch-screen 13 is arranged on the surface of PLC switch board 14, is connected with the control assembly in PLC switch board 14.PLC in PLC switch board 13 is connected with man-machine interface touch-screen 13 by communication cable, by man-machine interface touch-screen, feeds back data for operating personnel's observation, operation note.The control assembly of PLC switch board 14 is connected with pressure switch 4, safety cut-off valve 5, electric control valve 6, lighting valve 12 respectively by connecting line.Pressure switch 4, safety cut-off valve 5, electric control valve 6, lighting valve 12 are controlled by PLC controller.
Man-machine interface touch-screen 13 is shown in Fig. 2, Fig. 3, and Fig. 4, man-machine interface touch-screen 13 is provided with operation screen and selects button 17, ratio title 15, proportional numerical value 16, numerical value input disc 18.On man-machine interface touch-screen K Value Operations picture, be provided with and the corresponding K value of fuel electric control valve 6.The aperture of fuel electric control valve 6 is divided into 10 sections, and the air-fuel ratio K value corresponding to different opening of fuel electric control valve, amounts to 10 K values.Button 17 is selected for operation screen in K Value Operations picture top, and centre is air-fuel ratio K value ratio title 15 and proportional numerical value 16.Click proportional numerical value 16 and just can occur that accompanying drawing 3 numbereds enter dish 18, the numerical value of input is wanted in input, click Enter, numerical value is inputted successfully, for example changing K5 is 120%, after carrying out aforesaid operations, as shown in Figure 4, combustion air electric control valve 6 is large to 120% of gas control valve aperture by automatically opening for its picture.Example: according to desired value, the aperture of fuel control valve is 45% now, wants to adjust combustion air volume, just K5 should be set, if K5 is 120,, the aperture of combustion air control valve 8 is 45% * 120%=54%, and combustion air control valve 8 apertures will be opened to 54% automatically.
Operation principle of the present utility model is:
Fuel gas or liquid as fuel are sent into transfer pipeline, electric control valve 6 control flow into transfer pipeline fuel number, the fuel safety cut-off valve 5 of flowing through after filter 3 filters, via burner 7, at combustion furnace 10, burn, must be equipped with corresponding combustion air (being oxygen) and just can stablize burning completely, produce heat used for people's productive life.Fuel combustion supporting is distinguished and admirable through combustion air electric control valve 8, fuel and combustion air enter burner 7, by the special mechanical mechanism that burns, enter combustion furnace mixed combustion, system enters after Load Regulation state, and according to the desired value of default, PLC control system (program is contained in inside) is controlled fuel electric control valve 6 sizes through calculating, make its fuel combustion of flowing through be applicable to the required state of target, for fuel complete stability is burnt, just should be equipped with suitable combustion air (being oxygen).When propellant composition changes or fuel type is different or gas quantity increases or reduces, the combustion air now joined just can not meet completely stable burning, just needs to strengthen or reduce combustion air volume.Now just need to select corresponding K value to change at operation screen.Combustion air electric control valve 8 aperture size=fuel adjusting valve opening size * Kn%, these K values are all summed up through field adjustable, if fuel is constant, these K values are fixing.If fuel change, K value is readjusted in the variation that operating personnel just can based on fuel, makes its combustion air volume adapt to the variation of fuel.
Disclosed is above only specific embodiment of the utility model; although the utility model discloses as above with preferred embodiment; but the utility model is not limited thereto; the changes that any person skilled in the art can think of; within not departing from design philosophy of the present utility model and scope; the utility model is carried out to various changes and retouching, within all should dropping on protection domain of the present utility model.
Claims (8)
1. a burner auxiliary fuel supply-system, comprise fuel gas pipeline, control valve, burner, PLC switch board, cable, man-machine interface touch-screen, described control valve is arranged on combustion gas, on combustion air pipeline, be divided by its function as fuel electric control valve, combustion air electric control valve, safety cut-off valve, lighting valve, it is characterized in that, described combustion air electric control valve one end is connected with combustion fan, fuel electric control valve, the other end of combustion air electric control valve is connected with burner respectively, fuel and combustion air enter burner hearth mixed combustion by burner, PLC switch board is connected with fuel electric control valve, combustion air electric control valve, and PLC switch board is connected with man-machine interface touch-screen, by man-machine interface touch-screen, feeds back data for operating personnel's observation, operation note.
2. burner auxiliary fuel supply-system according to claim 1, is characterized in that, described fuel electric control valve, the drive unit of combustion air electric control valve adopt respectively YE.
3. burner auxiliary fuel supply-system according to claim 2, is characterized in that, described YE is connected with the electric elements in PLC switch board by control cables.
4. burner auxiliary fuel supply-system according to claim 1, is characterized in that, the PLC in PLC switch board is connected with man-machine interface touch-screen by communication cable.
5. burner auxiliary fuel supply-system according to claim 1, is characterized in that, on man-machine interface touch-screen K Value Operations picture, is provided with and the corresponding K value of fuel control valve.
6. burner auxiliary fuel supply-system according to claim 1, is characterized in that, the aperture of described fuel electric control valve is divided into 10 sections, and the air-fuel ratio K value corresponding to different opening of fuel electric control valve, amounts to 10 K values.
7. burner auxiliary fuel supply-system according to claim 1, is characterized in that, described combustion air control valve is comprised of valve or valve plate, and YE moves by axle band movable valve or valve plate.
8. burner auxiliary fuel supply-system according to claim 1, is characterized in that, described lighting valve is connected with igniter by pipeline, is connected with safety cut-off valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420483232.2U CN204006102U (en) | 2014-08-26 | 2014-08-26 | Burner auxiliary fuel supply-system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420483232.2U CN204006102U (en) | 2014-08-26 | 2014-08-26 | Burner auxiliary fuel supply-system |
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| Publication Number | Publication Date |
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| CN204006102U true CN204006102U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420483232.2U Active CN204006102U (en) | 2014-08-26 | 2014-08-26 | Burner auxiliary fuel supply-system |
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| CN (1) | CN204006102U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202747A (en) * | 2015-10-30 | 2015-12-30 | 高文建 | Energy-saving automatic temperature-control heating furnace |
| CN106152167A (en) * | 2015-04-02 | 2016-11-23 | 王毅君 | A kind of oxygen-enriched combustion-supporting application system |
| CN113803746A (en) * | 2021-07-22 | 2021-12-17 | 安徽翰翔智能技术有限公司 | Wind-air linkage control device with wind-controlled air function |
-
2014
- 2014-08-26 CN CN201420483232.2U patent/CN204006102U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152167A (en) * | 2015-04-02 | 2016-11-23 | 王毅君 | A kind of oxygen-enriched combustion-supporting application system |
| CN105202747A (en) * | 2015-10-30 | 2015-12-30 | 高文建 | Energy-saving automatic temperature-control heating furnace |
| CN113803746A (en) * | 2021-07-22 | 2021-12-17 | 安徽翰翔智能技术有限公司 | Wind-air linkage control device with wind-controlled air function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 064400, Hebei, Qian'an, Tangshan City by the eastern side of the five road (modern equipment manufacturing industry gathering area) Patentee after: TANGSHAN JINSHA COMBUSTION HEAT ENERGY CO.,LTD. Address before: 064400, Hebei, Qian'an, Tangshan City by the eastern side of the five road (modern equipment manufacturing industry gathering area) Patentee before: TANGSHAN GOLD SAND COMBUSTION ENERGY TECHNOLOGY CO.,LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Air fuel ratio control system of burner Effective date of registration: 20210624 Granted publication date: 20141210 Pledgee: Bank of China Limited Qian'an Branch Pledgor: TANGSHAN JINSHA COMBUSTION HEAT ENERGY Co.,Ltd. Registration number: Y2021990000552 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221111 Granted publication date: 20141210 Pledgee: Bank of China Limited Qian'an Branch Pledgor: TANGSHAN JINSHA COMBUSTION HEAT ENERGY CO.,LTD. Registration number: Y2021990000552 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |