CN208804709U - Auxiliary fuel supply-system based on flue gas on-line checking - Google Patents
Auxiliary fuel supply-system based on flue gas on-line checking Download PDFInfo
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- CN208804709U CN208804709U CN201821375665.0U CN201821375665U CN208804709U CN 208804709 U CN208804709 U CN 208804709U CN 201821375665 U CN201821375665 U CN 201821375665U CN 208804709 U CN208804709 U CN 208804709U
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Abstract
The utility model relates to the auxiliary fuel supply-systems based on flue gas on-line checking, including controller, detector, combustion chamber, power frequency blower, air pipeline and gas pipeline, air pipeline and gas pipeline respectively with combustion chamber, detector is equipped with detecting head, detecting head is embedded in the combustion chamber, air pipeline is equipped with air shut-off valve door, and gas pipeline is equipped with gas control valve；Gas control valve, air shut-off valve door and detector are connect with controller respectively, and air pipeline connects power frequency blower far from one end of the combustion chamber.Gas control valve is arranged in the utility model on gas pipeline, by the indoor smoke components of detecting head real-time detection burning, the data that will test are transmitted to controller, the aperture of air shut-off valve door and gas control valve is adjusted according to the data of detection by controller, so that air-fuel ratio reaches preferable state, high control precision is mentioned, is adjusted simple, whole system structure is simple, and the maintenance time period is short and repeated height.
Description
Technical field
The utility model relates to air-fuel ratio regulation systems, more specifically refer to the air-fuel ratio control based on flue gas on-line checking
System processed.
Background technique
The energy is the power of social production and development.The energy is the important measurement standard of a national living standards of the people.
Heating furnace is important energy consumption equipment in industrial environment, occupies industrial production always consumes energy 10%~20% or so, heating
The interests for the enterprise that the heating efficiency problem of furnace directly affects guarantee production safety and technique in today of Energy situation sternness
It is required that premise, the thermal efficiency for improving heating furnace is anxious concern.
Traditional heating furnace controls equipment using mechanical or cam-type structure, is gradually controlled using mechanical or cam-type structure
The burning of inside heating furnace substance processed, but there are many deficiencies for this control mode, such as: poor repeatability controls precision
Low, adjustment is difficult, and the maintenance time period is long, fuel gas buring low efficiency, and then air-fuel ratio is caused to be unable to reach preferable states.
Therefore, it is necessary to a kind of new control system be designed, so that air-fuel ratio reaches preferable states.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, the air-fuel ratio control based on flue gas on-line checking is provided
System processed.
To achieve the above object, the utility model uses following technical scheme: the air-fuel ratio control based on flue gas on-line checking
System processed, including controller, detector, combustion chamber, power frequency blower, air pipeline and gas pipeline, the air pipeline with
And the gas pipeline, respectively with the combustion chamber, the detector is equipped with detecting head, and the detecting head is embedded in institute
It states in combustion chamber, the air pipeline is equipped with air shut-off valve door, and the gas pipeline is equipped with gas control valve；It is described
Gas control valve, the air shut-off valve door and the detector are connect with the controller respectively, the air pipeline
One end far from the combustion chamber connects power frequency blower.
Its further technical solution are as follows: the side of the combustion chamber, which extends outwardly, mixing chamber, the air pipeline and
The gas pipeline is connected to the mixing chamber respectively.
Its further technical solution are as follows: the gas pipeline is connected with fuel storage far from one end of the combustion chamber.
Its further technical solution are as follows: be additionally provided with switch valve on the gas pipeline.
Its further technical solution are as follows: be additionally provided with pressure reducing valve on the gas pipeline.
Its further technical solution are as follows: be connected with igniting pipeline on the mixing chamber, the other end of the igniting pipeline with
The gas pipeline connection.
Its further technical solution are as follows: the igniting pipeline is equipped with igniting pipeline valve.
Its further technical solution are as follows: the gas pipeline be equipped with quick action emergency valve, the quick action emergency valve with it is described
Pipeline of lighting a fire is connected to.
The beneficial effect of the utility model compared with prior art is: the utility model is empty by being arranged on air pipeline
Gas control valve door, is arranged gas control valve on gas pipeline, by the indoor cigarette of detecting head real-time detection burning of detector
Gas ingredient, and the data that will test are transmitted to controller, adjust air shut-off valve door and combustion according to the data of detection by controller
The aperture of gas control valve door, so that air-fuel ratio reaches preferable state, using air shut-off valve door and gas control valve
Adjusting can be improved control precision, and adjust simple, and whole system structure is simple, and the maintenance time period is short and repeated height.
The utility model is further described in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
In order to illustrate more clearly of the utility model embodiment technical solution, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structure for the auxiliary fuel supply-system based on flue gas on-line checking that the utility model specific embodiment provides
Schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
It is also understood that in this utility model term used in the description merely for the sake of description specific embodiment
Purpose and be not intended to limit the utility model.As used in the utility model specification and appended book
Like that, other situations unless the context is clearly specified, otherwise " one " of singular, "one" and "the" are intended to include plural number
Form.
It will be further appreciated that the term used in the utility model specification and appended book " and/
Or " refer to any combination and all possible combinations of one or more of associated item listed, and including these groups
It closes.
Specific embodiment as shown in Figure 1, the auxiliary fuel supply-system provided in this embodiment based on flue gas on-line checking,
It can be used in the place of power conversion, so that air-fuel ratio reaches preferable states.
Based on the auxiliary fuel supply-system of flue gas on-line checking, including controller 9, detector 12, combustion chamber 13, power frequency wind
Machine 10, air pipeline 14 and gas pipeline 15, air pipeline 14 and gas pipeline 15 are connected to combustion chamber 13 respectively, detection
Instrument 12 is equipped with detecting head, and detecting head is embedded in the combustion chamber 13, and air pipeline 14 is equipped with air shut-off valve door 11, combustion
Feed channel 15 is equipped with gas control valve 2；Gas control valve 2, air shut-off valve door 11 and detector 12 respectively with control
Device 9 processed connects.
The indoor smoke components of detecting head detection burning, the mainly oxygen content in acquisition flue gas, controller 9 is according to flue gas
In oxygen content, the online size for adjusting air shut-off valve door 11 in real time burnt indoor air-fuel ratio with adjustment, reach combustion gas and
The best proportion effect of air.
In one embodiment, the side of above-mentioned combustion chamber 13, which extends outwardly, mixing chamber 131, the air pipeline 14 with
And the gas pipeline 15 is connected to the mixing chamber 131 respectively.Combustion gas mixes after-combustion in mixing chamber 131 with air, generates
Flue gas arrange to combustion chamber 13, acquired by detecting head and analyzed data in real time and be transferred to controller 9.
The smoke components that air shut-off valve door 11 and gas control valve 2 are detected by controller 9 according to detecting head, root
According to the smoke components standard of setting, 2 aperture of real-time control air shut-off valve door 11 and gas control valve makes the Interior Space that burns
Gas and the ingredient of combustion gas reach best air-fuel proportion.
Specifically, the lower end of above-mentioned mixing chamber 131 is inserted with fire rod 1, lights combustion gas by fire rod 1 and mixes with air
The mixture of formation.
In addition, above-mentioned air pipeline 14 is connected with power frequency blower 10, power frequency blower far from one end of the combustion chamber 13
10 bring air into air pipeline 14, and mix with combustion gas in mixing chamber 131.
In the present embodiment, above-mentioned 10 uniform rotation of power frequency blower is to be passed through pipeline for air.
In one embodiment, above-mentioned gas pipeline 15 is connected with fuel storage 7, combustion gas far from one end of combustion chamber 13
It is generated by fuel storage 7.
In one embodiment, it is additionally provided with switch valve 4 on above-mentioned gas pipeline 15, and is additionally provided with decompression on gas pipeline 15
Valve 5, wherein switch valve 4 is used to control the opening and closing of gas pipeline 15, and pressure reducing valve 5 is used for 15 pressure of regulating gas pipeline.
In one embodiment, igniting pipeline, the other end of the igniting pipeline and institute are connected on above-mentioned mixing chamber 131
State the connection of gas pipeline 15.
Specifically, which is equipped with igniting pipeline valve 3, and igniting pressure reducing valve 5 is additionally provided on pipeline of lighting a fire.
The fire rod 1 lights combustion gas in mixing chamber 131, and gas control valve 2 controls the flow of combustion gas, igniting pipeline valve
3 light gas circuit with the igniting composition of pressure reducing valve 5, and gas flow is fired at control point.
In one embodiment, above-mentioned gas pipeline 15 is equipped with quick action emergency valve 6, quick action emergency valve 6 and the igniting
Pipeline connection, which is passed through pipeline in emergency circumstances cutting combustion gas, to improve the safety of whole system.
The detecting head of detector 12 acquires the indoor smoke components of burning in real time, and transfers data to controller 9, is formed
Close loop control circuit mentions high control precision, meets requirement of real-time；Specifically, air shut-off valve door 11 and gas control valve
The data and air-fuel ratio curve controlled air shut-off valve door 11 and combustion gas that door 2 is detected by controller 9 according to detector 12 control
The ingredient that valve 2 opens make to burn to suitable aperture room air and fuel reaches optimal air-fuel ratio.
In the present embodiment, above-mentioned controller 9 can individually regulating gas control valve 2 and air shut-off valve door 11, and
By real-time detection smoke components, air-fuel ratio is made to reach optimal state, proposes high control precision and efficiency of energy utilization, control spirit
It is living.
The above-mentioned auxiliary fuel supply-system based on flue gas on-line checking is controlled by the way that air is arranged on air pipeline 14
Gas control valve 2 is arranged in valve 11 on gas pipeline 15, by the indoor cigarette of detecting head real-time detection burning of detector 12
Gas ingredient, and the data that will test are transmitted to controller 9, adjust air shut-off valve door 11 according to the data of detection by controller 9
It is controlled so that air-fuel ratio reaches preferable state using air shut-off valve door 11 and combustion gas with the aperture of gas control valve 2
Control precision can be improved in the adjusting of valve 2, and adjusts simply, and whole system structure is simple, and the maintenance time period is short and repeated
It is high.
The above-mentioned technology contents that the utility model is only further illustrated with embodiment, in order to which reader is easier to understand,
But the embodiments of the present invention is not represented is only limitted to this, any technology done according to the utility model extends or recreation,
By the protection of the utility model.The protection scope of the utility model is subject to claims.
Claims (8)
1. the auxiliary fuel supply-system based on flue gas on-line checking, which is characterized in that including controller, detector, combustion chamber, work
Frequency blower, air pipeline and gas pipeline, the air pipeline and the gas pipeline respectively with the combustion chamber,
The detector is equipped with detecting head, and the detecting head is embedded in the combustion chamber, and the air pipeline is equipped with air control
Valve processed, the gas pipeline are equipped with gas control valve；The gas control valve, the air shut-off valve door and institute
It states detector to connect with the controller respectively, the air pipeline connects power frequency blower far from one end of the combustion chamber.
2. the auxiliary fuel supply-system according to claim 1 based on flue gas on-line checking, which is characterized in that the burning
The side of room, which extends outwardly, mixing chamber, and the air pipeline and the gas pipeline are connected to the mixing chamber respectively.
3. the auxiliary fuel supply-system according to claim 2 based on flue gas on-line checking, which is characterized in that the combustion gas
Pipeline is connected with fuel storage far from one end of the combustion chamber.
4. the auxiliary fuel supply-system according to claim 3 based on flue gas on-line checking, which is characterized in that the combustion gas
Switch valve is additionally provided on pipeline.
5. the auxiliary fuel supply-system according to claim 4 based on flue gas on-line checking, which is characterized in that the combustion gas
Pressure reducing valve is additionally provided on pipeline.
6. the auxiliary fuel supply-system according to any one of claims 2 to 5 based on flue gas on-line checking, feature exist
In being connected with igniting pipeline on the mixing chamber, the other end of the igniting pipeline is connected to the gas pipeline.
7. the auxiliary fuel supply-system according to claim 6 based on flue gas on-line checking, which is characterized in that the igniting
Pipeline is equipped with igniting pipeline valve.
8. the auxiliary fuel supply-system according to claim 7 based on flue gas on-line checking, which is characterized in that the combustion gas
Pipeline is equipped with quick action emergency valve, and the quick action emergency valve is connected to the igniting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375665.0U CN208804709U (en) | 2018-08-24 | 2018-08-24 | Auxiliary fuel supply-system based on flue gas on-line checking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821375665.0U CN208804709U (en) | 2018-08-24 | 2018-08-24 | Auxiliary fuel supply-system based on flue gas on-line checking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208804709U true CN208804709U (en) | 2019-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821375665.0U Active CN208804709U (en) | 2018-08-24 | 2018-08-24 | Auxiliary fuel supply-system based on flue gas on-line checking |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319692A (en) * | 2019-05-13 | 2019-10-11 | 杭州虹妍服饰有限公司 | A kind of Casting Equipment |
-
2018
- 2018-08-24 CN CN201821375665.0U patent/CN208804709U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319692A (en) * | 2019-05-13 | 2019-10-11 | 杭州虹妍服饰有限公司 | A kind of Casting Equipment |
| CN110319692B (en) * | 2019-05-13 | 2020-11-24 | 青岛四方机车车辆铸钢有限公司 | Casting equipment |
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