CN203431925U - Air flow feedback type negative pressure combustion-supporting smoke discharging system of biomass particle combustor - Google Patents
Air flow feedback type negative pressure combustion-supporting smoke discharging system of biomass particle combustor Download PDFInfo
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- CN203431925U CN203431925U CN201320450877.1U CN201320450877U CN203431925U CN 203431925 U CN203431925 U CN 203431925U CN 201320450877 U CN201320450877 U CN 201320450877U CN 203431925 U CN203431925 U CN 203431925U
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Abstract
The utility model relates to an air flow feedback type negative pressure combustion-supporting smoke discharging system of a biomass particle combustor. A furnace chamber of the biomass particle combustor is communicated with a fuel bin; the air flow feedback type negative pressure combustion-supporting smoke discharging system comprises a controller, a heat exchanger, a smoke discharging pipeline, a cold air pipeline, a combustion-supporting air pipeline, a draught fan and an air flow sensor, wherein the combustion-supporting air pipeline is communicated with the furnace chamber, the air flow sensor is arranged in the combustion-supporting air pipeline, and the controller is respectively connected with the air flow sensor and the draught fan. According to the air flow feedback type negative pressure combustion-supporting smoke discharging system disclosed by the utility model, the air flow sensor is used for collecting a flow signal of air flow passing through the position where the air flow sensor is located and converting the flow signal into a voltage signal, the controller is used for receiving the voltage signal transmitted by the air flow sensor and adjusting the rotating speed of the draught fan in real time according to a combustion state of the whole machine, thus the flow of combustion-supporting air can be controlled, and the best combustion effect can be achieved.
Description
Technical field
The utility model relates to a kind of combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner, is mainly used in and take in the burner that biological particles is fuel, comprises fireplace, boiler, warmer etc.
Background technology
At present, take in the combustion apparatus such as fireplace that biological particles is fuel, boiler, what generally adopt is the combustion-supporting smoke control system of fixed negative pressure, its principle is: the needed combustion-supporting air quantity of biological particles of acquisition units time internal combustion Board Lot in advance by experiment, and the data that collect are stored in control system, when combustion apparatus is worked, system is calculated needed combustion-supporting air quantity and automatically sets corresponding rotation speed of fan according to actual at that time feeding amount, to meet the needs of combustion apparatus.This control system seems rationally, but in actual use, due to the difference that arranges of smoke discharging pipe, such as increasing length, increasing corner etc., can cause the variation of air inflow, so the effect of adversely affecting its combustion.
Summary of the invention
The utility model provides a kind of combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner, can accurately control the air inflow of combustion air, makes air inlet amount keep rated value under various smoke evacuation environment, guarantees the burning quality of burner.
For achieving the above object, the technical solution adopted in the utility model is: a kind of combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner, the burner hearth of described burner communicates with Bunker, comprise controller, heat exchanger, smoke discharging pipe, cold-air duct, combustion air pipeline, blower fan and air flow sensor, described combustion air pipeline communicates with burner hearth, described air flow sensor is arranged in combustion air pipeline, and described controller is connected with air flow sensor, blower fan respectively.
Related content in technique scheme is explained as follows:
1,, in such scheme, described cold-air duct presses close to carry out exchange heat mutually with smoke discharging pipe.
2, in such scheme, described heat exchanger is positioned at the top of cold-air duct, and smoke discharging pipe is positioned at the both sides of heat exchanger.
3, in such scheme, described system also comprises heat collector, and described heat collector is positioned at the top of heat exchanger, and the upper end of heat exchanger is positioned at heat collector.
4,, in such scheme, described air flow sensor is positioned at the air inlet of combustion air pipeline.
5,, in such scheme, the exhaust opening of described smoke discharging pipe is positioned at the air inlet below of combustion air pipeline.
Operation principle of the present utility model and the advantage compared with prior art having are: the air mass flow entering in combustion air pipeline changes, the air mass flow that air flow sensor collection is located by its place, and this flow signal is converted into voltage signal, the voltage signal that the transmission of controller admission of air flow sensor comes, and according to the fired state of complete machine, adjust in real time the rotating speed of blower fan, thereby control the flow of combustion air, to reach best combustion efficiency.
Accompanying drawing explanation
Accompanying drawing 1 is front view of the present utility model;
Accompanying drawing 2 is side view of the present utility model;
Accompanying drawing 3 is partial top view of the present utility model.
In above accompanying drawing: 1, heat collector; 2, heat exchanger; 3, smoke discharging pipe; 4, Bunker; 5, burner hearth; 6, cold-air duct; 7, cold-air duct gas outlet; 8, combustion air pipeline; 9, air flow sensor; 10, exhaust opening.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: shown in accompanying drawing 1, Fig. 2, a kind of combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner, the burner hearth 5 of described burner communicates with Bunker 4, comprise controller, heat exchanger 2, smoke discharging pipe 3, cold-air duct 6, combustion air pipeline 8, blower fan and air flow sensor 9, described combustion air pipeline 8 communicates with burner hearth 5, and air enters burner hearth by combustion air pipeline 8 and makes fuel combustion.
Described air flow sensor 9 is arranged on the air inlet place of combustion air pipeline 8, as shown in Figure 2, and be connected with controller, this air flow sensor 9 is for detection of by the air mass flow of the combustion air pipeline 8 that enters here, and this flow signal is converted into corresponding voltage signal.
Described controller is also connected with blower fan, in this controller, store the combustion air flow that fuel feeds different in the unit interval needs, controller receives air flow sensor 9 and transmits the voltage signal of coming, and according to the fired state of complete machine (as fuel feed), can adjust in real time the rotating speed of blower fan.
As shown in Figure 1, cold-air duct 6 is pressed close to mutually with smoke discharging pipe 3, when the cigarette after burning discharges from smoke discharging pipe 3 like this, the heat of cigarette can be passed to the cold air in cold-air duct 6, has avoided the waste of heat energy.
As shown in Figure 2 and Figure 3, heat exchanger 2 is positioned at the top of cold-air duct 6, and cold air enters by the air inlet of cold-air duct 6 bottoms, upwards by cold-air duct gas outlet 7, is entered and in heat exchanger 2, is absorbed heat and become hot-air, and blown out by air-heater.
As shown in Figure 1 and Figure 2, this system also comprises heat collector 1, and described heat collector 1 is positioned at the top of heat exchanger 2, and the upper end of heat exchanger 2 is positioned at heat collector 1.Smoke discharging pipe 3 is positioned at the both sides of burner hearth 5, and upwards operation of the cigarette that burner hearth 5 internal combustion produce, enters heat collector 1 by heat exchanger 2, then by smoke discharging pipe 3, finally by exhaust opening 10, is discharged, and described exhaust opening 10 is positioned at the air inlet below of combustion air pipeline 8.
The utility model gathers the air mass flow of locating by its place in real time by air flow sensor, and this signal is passed to controller place, controller adopts closed loop feedback principle according to the fired state of complete machine, to adjust in real time the rotating speed of blower fan, thereby control the flow of combustion air, to reach best combustion efficiency.
In addition, when smoke evacuation system breaks down, controller can send alarm signal, implements protection, guarantees the safety of complete machine.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. the combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of a biomass particle burner, the burner hearth of described burner (5) communicates with Bunker (4), it is characterized in that: comprise controller, heat exchanger (2), smoke discharging pipe (3), cold-air duct (6), combustion air pipeline (8), blower fan and air flow sensor (9), described combustion air pipeline (8) communicates with burner hearth (5), described air flow sensor (9) is arranged in combustion air pipeline (8), and described controller is connected with air flow sensor (9), blower fan respectively.
2. the combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner according to claim 1, is characterized in that: described cold-air duct (6) presses close to carry out exchange heat mutually with smoke discharging pipe (3).
3. the combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner according to claim 1, is characterized in that: described heat exchanger (2) is positioned at the top of cold-air duct (6), and smoke discharging pipe (3) is positioned at the both sides of heat exchanger (2).
4. the combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner according to claim 1, it is characterized in that: described system also comprises heat collector (1), described heat collector (1) is positioned at the top of heat exchanger (2), and the upper end of heat exchanger (2) is positioned at heat collector (1).
5. the combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner according to claim 1, is characterized in that: described air flow sensor (9) is positioned at the air inlet of combustion air pipeline (8).
6. the combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner according to claim 5, is characterized in that: the exhaust opening (10) of described smoke discharging pipe (3) is positioned at the air inlet below of combustion air pipeline (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320450877.1U CN203431925U (en) | 2013-07-27 | 2013-07-27 | Air flow feedback type negative pressure combustion-supporting smoke discharging system of biomass particle combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320450877.1U CN203431925U (en) | 2013-07-27 | 2013-07-27 | Air flow feedback type negative pressure combustion-supporting smoke discharging system of biomass particle combustor |
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| CN203431925U true CN203431925U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320450877.1U Expired - Fee Related CN203431925U (en) | 2013-07-27 | 2013-07-27 | Air flow feedback type negative pressure combustion-supporting smoke discharging system of biomass particle combustor |
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| CN (1) | CN203431925U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363543A (en) * | 2013-07-27 | 2013-10-23 | 泰州市旭扬机电设备有限公司 | Air flow feedback-type negative-pressure combustion smoke evacuation system of biomass particle combustor |
| CN109884458A (en) * | 2019-03-08 | 2019-06-14 | 北京空间飞行器总体设计部 | A kind of propulsion system and its polarity digitized test method |
-
2013
- 2013-07-27 CN CN201320450877.1U patent/CN203431925U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363543A (en) * | 2013-07-27 | 2013-10-23 | 泰州市旭扬机电设备有限公司 | Air flow feedback-type negative-pressure combustion smoke evacuation system of biomass particle combustor |
| CN103363543B (en) * | 2013-07-27 | 2016-03-02 | 泰州市旭扬机电设备有限公司 | The combustion-supporting smoke evacuation system of air mass flow reaction type negative pressure of biomass particle burner |
| CN109884458A (en) * | 2019-03-08 | 2019-06-14 | 北京空间飞行器总体设计部 | A kind of propulsion system and its polarity digitized test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20170727 |