CN208253567U - One kind igniting with pressure, which goes into operation, preheats burner and its control system - Google Patents
One kind igniting with pressure, which goes into operation, preheats burner and its control system Download PDFInfo
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- CN208253567U CN208253567U CN201820654613.0U CN201820654613U CN208253567U CN 208253567 U CN208253567 U CN 208253567U CN 201820654613 U CN201820654613 U CN 201820654613U CN 208253567 U CN208253567 U CN 208253567U
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Abstract
It goes into operation the utility model discloses a kind of igniting with pressure and preheats burner and its control system, the circulating cooling water leg and fuel gas jet pipe for preheating that burner includes coaxial package from outside to inside that go into operation with pressure of lighting a fire, channel between fuel gas jet pipe and circulating cooling water leg is combustion air channel, it is fuel gas passageway in fuel gas jet pipe, multiple spinning disks are equipped in the combustion air channel close to burner head, multiple spinning disks are fixed on fuel gas jet pipe outer wall one week according to flabellum arrangement mode；It is laid with spark lever in fuel gas spray inner coaxial tube, the end of spark lever is stretched out the end of fuel gas jet pipe and laid close to burner head；Coaxial cylinder-shaped stable flame cover is equipped in the circulating cooling water leg end for being located at burner head.The utility model can be realized under gasification furnace high-pressure situations and light a fire under the conditions of carrying solid particle circulating air, and ignition success rate 100%, flame holding is good, be able to achieve one-touch long-range Full-automatic ignition and flame-out, control system integration safety interlocking.
Description
Technical field
The utility model belongs to coal chemical technology, is related to a kind of burner, and in particular to a kind of preheating burning that goes into operation with pressure of lighting a fire
Mouth and its control system.
Background technique
In coal chemical technology, especially in circulation fluidized bed coal gasifying technical field, goes into operation and preheat the main function of burner
It is to be heated up, boosted to whole system, the temperature and pressure of circle fluidized-bed gasification furnace is raised to condition needed for throwing coal.But
Existing combustion preheater burner is easy to be influenced by the circulating air for carrying solid particle in gasification furnace, fire in gasification furnace situation with pressure
Burning flame instability, burner not can be carried out the operations such as automatic ignition, auto extinguishing and adjusting burner load, and burner is caused to be easy damage
Bad, the problems such as service life is short.
Summary of the invention
It is for the defects in the prior art and insufficient, the utility model provide a kind of igniting with pressure go into operation preheat burner and
Its control system, overcomes that existing burner flame is unstable, can not achieve automatic ignition and the defect of auto extinguishing.
In order to achieve the above objectives, the utility model takes the following technical solution:
One kind igniting with pressure, which goes into operation, preheats burner, circulating cooling water leg and fuel gas including coaxial package from outside to inside
Jet pipe, the channel between fuel gas jet pipe and circulating cooling water leg are combustion air channel, are fuel gas in fuel gas jet pipe
Channel is equipped with multiple spinning disks in the combustion air channel close to burner head, and multiple spinning disks are according to flabellum arrangement mode
It is fixed on fuel gas jet pipe outer wall one week；
It is laid with spark lever in fuel gas spray inner coaxial tube, the end of the end stretching fuel gas jet pipe of spark lever is simultaneously close
It lays on burner head；Coaxial cylinder-shaped stable flame cover is equipped in the circulating cooling water leg end for being located at burner head.
Optionally, the circulating cooling water leg includes entering aquaporin and internal layer in the outer layer cooling water that burner head is connected to
Cooling water exhalant canal, the cooling water enter aquaporin, cooling water exhalant canal, combustion air channel, fuel gas passageway and point
Picker bar seals respectively in one end far from burner head and is communicated with cooling water water inlet flange, cooling water outlet flange, combustion-supporting
Air intake flange, fuel gas inlet flange and spark lever connecting flange；The cooling water water inlet flange, cooling water outlet
The central axis of flange, combustion air inlet flange and fuel gas inlet flange is each perpendicular to the central axis of burner；It is recycling
Cooling water jecket outer wall is equipped with abutted flange, and the central axis of abutted flange and the central axis of burner are identical.
Optionally, distance of the spark lever close to one end to the burner head on burner head is 10mm~100mm；Igniting
Distance of the bar close to one end to the end of fuel gas jet pipe on burner head is 0mm~10mm；The end of fuel gas jet pipe to rotation
The distance of flow is 0mm~5mm.
Optionally, the central axis angle of the spinning disk and fuel gas jet pipe is 20 °~35 °；The number of spinning disk is
13~35.
The utility model, which additionally provides a kind of igniting with pressure and goes into operation, preheats burner control system, including the igniting with pressure
It goes into operation and preheats burner, the go into operation fuel gas inlet flange for preheating burner, combustion air inlet flanged joint of igniting with pressure has burner
The sled block of valve pipe, igniting with pressure, which goes into operation, to be preheated the spark lever of burner and is connected with high-energy igniter, and burner valve pipe
Sled block and high-energy igniter are respectively connected with execute-in-place cabinet, and execute-in-place cabinet connects PLC machine cabinet and Central Control Room；The high-energy ignition
Device is also connected with fiery inspection.
Optionally, the sled block of the burner valve pipe includes the fuel gas pipeline with regulating valve and control, band regulating valve
With the combustion air pipeline of control, the fuel gas with regulating valve purging protection pipeline, fire inspection mouth purging protection pipeline, band adjust and
The combustion chamber air distribution pipeline of control；The fuel gas purging protection fuel of the pipeline connection with regulating valve and control with regulating valve
Air pipe；The fuel gas pipeline with regulating valve and control, the combustion air pipeline with regulating valve and control, fire inspection mouth purging
Protection pipeline, the combustion chamber air distribution pipeline with regulation and control, which are respectively communicated with igniting with pressure and go into operation, preheats the fuel gas entrance of burner
Flange, combustion air inlet flange, fire inspection and combustion chamber.
Optionally, the fire inspection and igniting with pressure go into operation and preheat burner and be fixed on combustion chamber；And it is with pressure igniting go into operation it is pre-
Hot burner is mounted on combustion chamber by abutted flange.
Optionally, fuel gas leakage alarm is equipped in the sled block of the burner valve pipe.
Compared with prior art, beneficial has the technical effect that the utility model
(I) the utility model can be realized under gasification furnace high-pressure situations and carry out under the conditions of carrying solid particle circulating air
Igniting, ignition success rate 100%, flame holding is good, is fully able to meet the needs of system increasing temperature and pressure, which goes into operation
Preheating burner is arranged in pairs or groups its control system, and one-touch long-range Full-automatic ignition and extinction function are able to achieve, meanwhile, control system integration
Safety interlocking, safe moment of the gasification furnace in entire pre-heating system operational process are protected.The igniting of the utility model is opened
Work preheating burner heats up to whole system, is boosted, and the temperature and pressure of circle fluidized-bed gasification furnace is raised to needed for throwing coal
Condition, and gone into operation by igniting and preheat burner control system control burner progress automatic ignition, auto extinguishing, adjust burner load
Deng.The utility model can light a fire in gasification furnace situation with pressure, and consider that solid particle is in circulating air in gasification furnace
In to burner light a fire and stablize flame influence, meanwhile, be able to achieve the automatic ignition and auto extinguishing function of burner, ensure that burning
The sufficiently long service life of mouth.
(II) in the utility model, solid granulates set up circulation under the action of conveying gas in gasified boiler system, pressure
Power is about the preheating furnace burner igniting with pressure that goes into operation of lighting a fire between 0.3~3.0MPa, the flue gas after burning is assigned to 600 DEG C, conveying
Enter gasification furnace, heats up to the medium in gasification furnace and gasification furnace.Then, burner load is adjusted, exhaust gas volumn and raising are gradually increased
Flue-gas temperature makes gasification furnace heat up by heating curve.After gasifier temperature and pressure, which reach, throws coal condition, the preheating that will go into operation is burnt
Mouth is flame-out, while using nitrogen purging protection, this process is completed by burner control system.
(III) igniting with pressure of the utility model, which goes into operation, preheats in burner, and spinning disk can disturb burner combustion air
It is dynamic, increase its tubulence energy, burner flame burning can be made more violent, while meeting the design requirement of ratio burning.This is practical
Novel igniting with pressure go into operation preheat the high-energy igniter in burner control system be by cable directly with the spark lever of burner
Connection, fire inspection and execute-in-place cabinet and high-energy igniter carry out safety interlocking, realize safety interlocking function.Fire inspection also with burner valve
Fuel gas cutting-off valve in the sled block of door pipeline is connected, because if fire detects fray-out of flame, needs first
Time closes fuel gas stop valve, realizes safety interlocking function.It is all in the sled block of execute-in-place cabinet and burner valve pipe
Control valve is connected with stop valve, that is to say, that the sled block of burner valve pipe can be manually operated by execute-in-place cabinet,
It is able to achieve one-touch long-range Full-automatic ignition and extinction function,
Detailed description of the invention
Fig. 1 goes into operation for the igniting with pressure of the utility model preheats the overall structure diagram of burner.
Fig. 2 goes into operation for the igniting with pressure of the utility model preheats the spinning disk structural schematic diagram of burner.
Fig. 3 goes into operation for the igniting with pressure of the utility model preheats the spinning disk side view of burner.
Fig. 4 goes into operation for the igniting with pressure of the utility model preheats the overall structure diagram of burner control system.
Each label indicates in figure are as follows: 1- circulating cooling water leg, 2- fuel gas jet pipe, 3- combustion air channel, 4- fuel
Gas channel, 5- spinning disk, 6- spark lever, 7- stable flame cover, 8- abutted flange, 9- igniting with pressure, which goes into operation, preheats burner；
11- cooling water enters aquaporin, 111- cooling water water inlet flange, 12- cooling water exhalant canal, and 121- cooling water goes out
Mouth of a river flange, 31- combustion air inlet flange, 41- fuel gas inlet flange, 61- spark lever connecting flange；
The sled block of 100- burner valve pipe, 101- high-energy igniter, 102- execute-in-place cabinet, 103-PLC cabinet, 104-
Central Control Room, the inspection of 105- fire, fuel gas pipeline of the 106- with regulating valve and control, combustion-aid air pipe of the 107- with regulating valve and control
Road, fuel gas purging protection pipeline of the 108- with regulating valve, 109- fire examine mouth purging protection pipeline, and 110- is with regulation and control
Combustion chamber air distribution pipeline.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with Figure of description.It should be understood that
It is that specific embodiment described herein is merely to illustrate and explains the utility model is not intended to limit the utility model.
As shown in Figures 1 to 4, a kind of igniting with pressure, which goes into operation, preheats burner, and the circulation including coaxial package from outside to inside is cold
But water leg 1 and fuel gas jet pipe 2, the channel between fuel gas jet pipe and circulating cooling water leg are combustion air channel 3, combustion
Expect to be fuel gas passageway 4 in gas blowout pipe 2, multiple spinning disks 5 are equipped in the combustion air channel 3 close to burner head, it is multiple
Spinning disk 5 is fixed on 2 outer wall of fuel gas jet pipe one week according to flabellum arrangement mode；The effect of spinning disk 5 is to the combustion-supporting sky of burner
Gas is disturbed, its tubulence energy is increased, and burner flame burning can be made more violent, while the design for meeting ratio burning is wanted
It asks.Spark lever 6 is coaxially laid in fuel gas jet pipe 2, the end of the end stretching fuel gas jet pipe 2 of spark lever 6 is simultaneously close
It lays on burner head；Coaxial cylinder-shaped stable flame cover 7 is equipped in 1 end of circulating cooling water leg for being located at burner head.
It is followed through the above technical solutions, the utility model can be realized under gasification furnace high-pressure situations and carry solid particle
It lights a fire under the conditions of ring gas, ignition success rate 100%, flame holding is good, is fully able to meet system increasing temperature and pressure
Demand, which, which goes into operation, preheats burner and arranges in pairs or groups its control system, is able to achieve one-touch long-range Full-automatic ignition and extinction function, together
When, control system integration safety interlocking, safe moment of the gasification furnace in entire pre-heating system operational process is protected.
In specific embodiment provided by the utility model, circulating cooling water leg 1 includes being connected on burner head
Outer layer cooling water enters aquaporin 11 and internal layer cooling water exhalant canal 12, cooling water enter aquaporin 11, cooling water exhalant canal 12,
Combustion air channel 3, fuel gas passageway 4 and spark lever 6 seal respectively in one end far from burner head and are communicated with cooling water and enter
Mouth of a river flange 111, cooling water outlet flange 121, combustion air inlet flange 31, fuel gas inlet flange 41 and spark lever connect
Acting flange 61, to be respectively used to flow into cooling water, flow out cooling water, be passed through combustion air, being passed through fuel gas and fixed ignition
Bar 6；Cooling water water inlet flange 111, cooling water outlet flange 121, combustion air inlet flange 31 and fuel gas entrance method
The central axis of orchid 41 is each perpendicular to the central axis of burner, consequently facilitating connecting line；It is set in 1 outer wall of circulating cooling water leg
There is abutted flange 8, the central axis of abutted flange 8 and the central axis of burner are identical, and abutted flange 8 is for burner to be fixed on
On combustion chamber.
Specifically, distance of the spark lever 6 close to one end to the burner head on burner head is 10mm~100mm；Spark lever 6
Distance close to one end to the end of fuel gas jet pipe 2 on burner head is 0mm~10mm, and it is effectively long that this distance belongs to igniting
Degree, can successful ignition in the length range；The distance of the end of fuel gas jet pipe 2 to spinning disk 5 is 0mm~5mm, thus
Burner combustion air is disturbed, its tubulence energy is increased, burner flame burning can be made more violent.
More specifically, the central axis angle of spinning disk 5 and fuel gas jet pipe 2 is 20 °~35 °；The number of spinning disk 5 is
13~35, the setting of 5 angle of spinning disk and quantity is for as far as possible disturbing burner combustion air, increases its rapids
Kinetic energy can make burner flame burning more violent.
It goes into operation as shown in figure 4, the utility model additionally provides a kind of igniting with pressure and preheats burner control system, including is above-mentioned
Igniting with pressure, which goes into operation, preheats burner 9, the going into operation fuel gas inlet flange 41 for preheating burner 9, combustion air inlet method with pressure of lighting a fire
Orchid 31 is connected with the sled block 100 of burner valve pipe, wherein the sled block 100 of burner valve pipe is that the battery limit (BL) at scene provides combustion
Expect that the battery limit (BL) and burner intermediate device of gas and combustion air, main function are the stream of the fuel gas and combustion air that provide scene
Amount is adjusted and controls；Igniting with pressure, which goes into operation, to be preheated the spark lever 6 of burner 9 and is connected with high-energy igniter 101, high-energy igniter
101 are directly connect with spark lever 6 by cable；And the sled block 100 and high-energy igniter 101 of burner valve pipe are respectively connected with
Execute-in-place cabinet 102, execute-in-place cabinet 102 are to carry out safety interlocking with high-energy igniter 101, realize safety interlocking function；It is existing
Field operation cabinet 102 connects PLC machine cabinet 103 and Central Control Room 104；High-energy igniter 101 is also connected with fiery inspection 105, fire inspection 105 and height
Energy igniter 101 carries out safety interlocking, realizes safety interlocking function.
Specifically, the sled block 100 of burner valve pipe includes the fuel gas pipeline 106 with regulating valve and control, band adjusting
Valve and the combustion air pipeline 107 of control, the fuel gas purging protection pipeline 108 with regulating valve, fire inspection mouth purging protection pipeline
109, the combustion chamber air distribution pipeline 110 with regulation and control；The fuel gas purging protection connection band of pipeline 108 with regulating valve is adjusted
The fuel gas pipeline 106 of valve and control, the fuel gas purging protection pipeline 108 with regulating valve and the fuel with regulating valve and control
Air pipe 106 is connected, and connection type uses threeway mode, and it is logical that fuel gas is all the way, purge gass arrive burner fuel gas jointly all the way
The effect in road 4, the fuel gas purging protection pipeline 108 with regulating valve is: before igniting that the sundries progress in fuel gas pipeline is clear
Reason, when flame-out/accident fray-out of flame it is unplanned it is flame-out fuel gas in burner fuel gas passageway 4 blown into burner hearth burn,
Burner is protected, in order to avoid prevent tempering from happening.
Fuel gas pipeline 106 with regulating valve and control, the combustion air pipeline 107 with regulating valve and control, fire inspection mouth
Purging protection pipeline 109, the combustion chamber air distribution pipeline 110 with regulation and control, which are respectively communicated with igniting with pressure and go into operation, preheats burner 9
Fuel gas inlet flange 41, combustion air inlet flange 31, fire inspection 105 and combustion chamber.Wherein, the combustion with regulating valve and control
Material air pipe 106, the combustion air pipeline 107 with regulating valve and control enter with fuel gas inlet flange 41, combustion air respectively
The mouth connection of flange 31 is the adjusting for the supply and material that carry out material；Fire inspection mouth purging protection pipeline 109 and fire inspection 105 connect
It connects, the main function of fire inspection mouth purging protection pipeline 109 is to protect 105 probe of fire inspection and purging sundries in order to avoid polluting fire inspection 105
Contaminated flame detecting probe of popping one's head in may cause fiery checking functions failure, since the flame combustion temperature of high temperature may burn out fiery inspection
105 probes；The main function that combustion chamber air distribution pipeline 110 with regulation and control is connected to combustion chamber is, what burner directly burnt
Flue-gas temperature is excessively high, it is however generally that, flue-gas temperature is greater than 1600 degrees Celsius, and flue-gas temperature required for system is lower general
Temperature use is adjusted when less than 1000 degrees Celsius.
In present embodiment, fire inspection 105 and igniting with pressure go into operation and preheat burner 9 and be fixed on combustion chamber；And igniting with pressure
It goes into operation and preheats burner 9 and be mounted on combustion chamber by abutted flange 8.
Fire inspection 105 is also connect with the fuel gas cutting-off valve in the sled block 100 of burner valve pipe, because if
Fire inspection 105 detects fray-out of flame, needs to close fuel gas stop valve at the first time, realizes safety interlocking function.Execute-in-place
Cabinet 102 in the sled block 100 of burner valve pipe all control valves and stop valve be connected, pass through execute-in-place cabinet 102
The sled block 100 of burner valve pipe can be manually operated.
In another embodiment, fuel gas leakage alarm is equipped in the sled block 100 of burner valve pipe, when can
Energy and alarm when gas leakage, improve job security.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
Detail in above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of simple variants, these simple variants belong to the protection scope of the utility model.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the utility model is to each
No further explanation will be given for the possible combination of kind.
In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (8)
1. a kind of igniting with pressure, which goes into operation, preheats burner, circulating cooling water leg (1) and fuel including coaxial package from outside to inside
Gas blowout pipe (2), the channel between fuel gas jet pipe and circulating cooling water leg are combustion air channel (3), fuel gas jet pipe (2)
Interior is fuel gas passageway (4), which is characterized in that multiple spinning disks are equipped in the combustion air channel (3) close to burner head
(5), multiple spinning disks (5) are fixed on fuel gas jet pipe (2) outer wall one week according to flabellum arrangement mode；
It is coaxially laid in fuel gas jet pipe (2) spark lever (6), the end of fuel gas jet pipe (2) is stretched out in the end of spark lever (6)
It is simultaneously laid close to burner head in portion；It is steady that coaxial cylindrical shape is equipped in circulating cooling water leg (1) end for being located at burner head
Flame cover (7).
2. igniting with pressure as described in claim 1, which goes into operation, preheats burner, which is characterized in that the circulating cooling water leg (1)
Outer layer cooling water including being connected on burner head enters aquaporin (11) and internal layer cooling water exhalant canal (12), the cooling water
Enter aquaporin (11), cooling water exhalant canal (12), combustion air channel (3), fuel gas passageway (4) and spark lever (6) remote
One end from burner head seals respectively to be communicated with cooling water water inlet flange (111), cooling water outlet flange (121), helps
Fire air intake flange (31), fuel gas inlet flange (41) and spark lever connecting flange (61)；The cooling water water inlet method
The center of blue (111), cooling water outlet flange (121), combustion air inlet flange (31) and fuel gas inlet flange (41)
Axis is each perpendicular to the central axis of burner；Abutted flange (8) are equipped in circulating cooling water leg (1) outer wall, abutted flange (8)
Central axis it is identical as the central axis of burner.
3. igniting with pressure as described in claim 1, which goes into operation, preheats burner, which is characterized in that the spark lever (6) is close to burner
The distance on the one end on head to burner head is 10mm~100mm；Spark lever (6) close to burner head one end to fuel gas blowout
The distance for managing the end of (2) is 0mm~10mm；The distance of the end of fuel gas jet pipe (2) to spinning disk (5) is 0mm~5mm.
4. igniting with pressure as described in claim 1, which goes into operation, preheats burner, which is characterized in that the spinning disk (5) and fuel gas
The central axis angle of jet pipe (2) is 20 °~35 °；The number of spinning disk (5) is 13~35.
5. a kind of igniting with pressure, which goes into operation, preheats burner control system, which is characterized in that wanted including any right of Claims 1-4
Ask the igniting with pressure to go into operation to preheat burner (9), it is with pressure igniting go into operation preheat burner (9) fuel gas inlet flange (41),
Combustion air inlet flange (31) is connected with the sled block (100) of burner valve pipe, and igniting with pressure, which goes into operation, preheats the point of burner (9)
Picker bar (6) is connected with high-energy igniter (101), and the sled block (100) of burner valve pipe and high-energy igniter (101) are all connected with
Have execute-in-place cabinet (102), execute-in-place cabinet (102) connects PLC machine cabinet (103) and Central Control Room (104)；The high-energy igniter
(101) it is also connected with fire inspection (105).
6. igniting with pressure as claimed in claim 5, which goes into operation, preheats burner control system, which is characterized in that the burner valved tube
The sled block (100) in road includes the fuel gas pipeline (106) with regulating valve and control, the combustion air pipeline with regulating valve and control
(107), fuel gas purging protection pipeline (108) with regulating valve, fire inspection mouth purging protection pipeline (109), band regulation and control
Combustion chamber air distribution pipeline (110)；Fuel gas purging protection pipeline (108) connection band regulating valve and the control with regulating valve
Fuel gas pipeline (106)；The fuel gas pipeline (106) with regulating valve and control, the combustion-supporting sky with regulating valve and control
Air pipe (107), fire inspection mouth purging protection pipeline (109), the combustion chamber air distribution pipeline (110) with regulation and control are respectively communicated with
It is with pressure igniting go into operation the fuel gas inlet flange (41) for preheating burner (9), combustion air inlet flange (31), fire inspection (105) and
Combustion chamber.
7. igniting with pressure as claimed in claim 5, which goes into operation, preheats burner control system, which is characterized in that the fire inspection (105)
It goes into operation with igniting with pressure and preheats burner (9) and be fixed on combustion chamber；And igniting with pressure goes into operation and preheats burner (9) and pass through abutted flange
(8) it is mounted on combustion chamber.
8. igniting with pressure as claimed in claim 5, which goes into operation, preheats burner control system, which is characterized in that the burner valved tube
Fuel gas leakage alarm is equipped in the sled block (100) in road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820654613.0U CN208253567U (en) | 2018-05-03 | 2018-05-03 | One kind igniting with pressure, which goes into operation, preheats burner and its control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820654613.0U CN208253567U (en) | 2018-05-03 | 2018-05-03 | One kind igniting with pressure, which goes into operation, preheats burner and its control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208253567U true CN208253567U (en) | 2018-12-18 |
Family
ID=64634817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820654613.0U Active CN208253567U (en) | 2018-05-03 | 2018-05-03 | One kind igniting with pressure, which goes into operation, preheats burner and its control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208253567U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109929594A (en) * | 2019-03-04 | 2019-06-25 | 陕西宏远燃烧设备有限公司 | Integrated startup burner |
| CN110566983A (en) * | 2019-07-30 | 2019-12-13 | 江苏中圣高科技产业有限公司 | Integral automatic ignition pilot lamp |
-
2018
- 2018-05-03 CN CN201820654613.0U patent/CN208253567U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109929594A (en) * | 2019-03-04 | 2019-06-25 | 陕西宏远燃烧设备有限公司 | Integrated startup burner |
| CN109929594B (en) * | 2019-03-04 | 2024-03-01 | 陕西宏远燃烧设备有限公司 | Integrated startup burner |
| CN110566983A (en) * | 2019-07-30 | 2019-12-13 | 江苏中圣高科技产业有限公司 | Integral automatic ignition pilot lamp |
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