CN204806424U - Many boiler system - Google Patents
Many boiler system Download PDFInfo
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- CN204806424U CN204806424U CN201520595672.1U CN201520595672U CN204806424U CN 204806424 U CN204806424 U CN 204806424U CN 201520595672 U CN201520595672 U CN 201520595672U CN 204806424 U CN204806424 U CN 204806424U
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- boiler
- air valve
- flue
- electric air
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Abstract
The utility model provides a many boiler system belongs to the boiler field. Many boiler system includes: many boilers, by the chimneys of many boilers sharing, the flue of each boiler respectively with the chimney is linked together, with with many a plurality of power -driven air valve that the boiler corresponds install respectively in the flue that corresponds the boiler to self -closing when corresponding the boiler shut down the flue. The utility model discloses a corresponding and installing power -driven air valve in the flue of boiler additional, open and close through power -driven air valve, reach that power -driven air valve opens for the boiler, the boiler stops the purpose that power -driven air valve closed, avoids returning the cigarette each other and the safe operation hidden danger that causes between the boiler to ensure many boiler system's safe operation.
Description
Technical field
The utility model relates to boiler, particularly relates to many steam generator systems.
Background technology
Existing many steam generator systems comprise multiple stage boiler, share flue gas waste heat recovery equipment and chimney between multiple stage boiler.Wherein, multiple stage boiler has respective combustor, respective shaft and respective flue, and respective flue accesses chimney by common flue.
Run when multiple stage boiler is often different, the flue gas that the boiler of operation is discharged to enter in the boiler flue of stoppage in transit, in smoke-fire-tube, in burner hearth or/and in combustor---and cause boiler to return cigarette.Due in flue gas with a large amount of water vapours, once flue gas enters in boiler flue, smoke-fire-tube and burner hearth, can cause corrosion to device in burner hearth under the long term of flue gas; Once flue gas is overflowed by combustor air inlet, corrosion will be caused to device in combustor under the shortterm effect of flue gas, cause boiler normally not run.Particularly on common flue or chimney, install local resistance part additional---during flue gas waste heat recovery equipment, boiler returns the particularly outstanding of cigarette performance, mainly because flue gas discharge process in " meeting barrier " time, have partial fume naturally to turn and discharged by the direction of stoppage in transit boiler, cause many steam generator systems safe operation hidden danger.
Therefore, be badly in need of solving boiler and return cigarette problem.
Utility model content
The utility model object to provide a kind of many steam generator systems, can effectively avoid boiler to return cigarette, to guarantee the safe operation of many steam generator systems.
Especially, the utility model provides a kind of many steam generator systems, comprising:
Multiple stage boiler;
The chimney shared by described multiple stage boiler, the flue of each boiler is connected with described chimney respectively; With
The multiple Electric air valves corresponding with described multiple stage boiler, are arranged in the flue of corresponding boiler respectively, automatically to close described flue when corresponding boiler down.
Further, also comprise the wind valve controller be connected with described Electric air valve, open and close for the Electric air valve controlling corresponding boiler according to the enabling signal of arbitrary boiler and stopping signal.
Further, the enabling signal of described boiler and stopping signal are sent by the boiler controller of corresponding boiler, and described boiler controller is connected with described wind valve controller.
Further, described Electric air valve is installed near corresponding boiler flue outlet.
Further, described Electric air valve is 50cm apart from the mounting distance of described corresponding boiler flue outlet.
The utility model is by installing Electric air valve additional in the flue of corresponding boiler, opened and closed by Electric air valve, reach boiler Electric air valve and open, boiler stops the object that Electric air valve closes, avoid mutually returning cigarette and the safe operation hidden danger caused between boiler, thus guarantee the safe operation of many steam generator systems.
According to hereafter by reference to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present utility model more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present utility model with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the mounting structure schematic diagram of the many steam generator systems according to the utility model embodiment;
Fig. 2 prevents boiler from returning the logic control schematic diagram of cigarette according to many steam generator systems of the utility model embodiment.
In figure, each symbol represents that implication is as follows:
1-1# boiler,
1A-1# boiler combustion machine, 1B-1# boiler shaft, 1C-1# boiler flue, 1D-1# boiler controller,
2-2# boiler,
2A-2# boiler controller,
3-3# boiler,
3A-3# boiler controller,
4-1# boiler Electric air valve,
5-2# boiler Electric air valve,
6-3# boiler Electric air valve,
7-flue gas waste heat recovery equipment,
8-chimney,
9-wind valve controller,
H-mounting distance.
Detailed description of the invention
Fig. 1 is the mounting structure schematic diagram of the many steam generator systems according to the utility model embodiment.As shown in Figure 1, a kind of many steam generator systems, comprising:
Multiple stage boiler and 1# boiler 1,2# boiler 2 and 3# boiler 3;
The chimney 8 shared by described multiple stage boiler and 1# boiler 1,2# boiler 2 and 3# boiler 3, the flue of each boiler is connected with described chimney 8 respectively; With
The multiple Electric air valve corresponding with described multiple stage boiler and 1# boiler 1,2# boiler 2 and 3# boiler 3 and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and 3# boiler Electric air valve 6; be arranged in the flue of corresponding boiler respectively, automatically to close described flue when corresponding boiler down.
Particularly, in the present embodiment, boiler quantity is three, specifically comprises 1# boiler 1,2# boiler 2 and 3# boiler 3.In other embodiments, boiler quantity can also be two, four etc. multiple, concrete quantity is determined according to heat exchange demand.Concentric stack 8 between described multiple stage boiler and 1# boiler 1 to 3# boiler 3, described multiple stage boiler has respective boiler combustion machine, respective shaft and respective flue, consist of example with 1# boiler 1 to be illustrated, 1# boiler 1 has 1# boiler combustion machine 1A, 1# boiler shaft 1B and 1# boiler flue 1C, and other boilers composition forms identical this part with 1# boiler 1 and repeats no more.
Wherein, described respective Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and 3# boiler Electric air valve 6 correspondence are arranged in described respective flue and 1# boiler flue 1C, 2# boiler flue (not marking in figure) and 3# boiler flue (not marking in figure).
More specifically, many steam generator systems also comprise shared flue gas waste heat recovery equipment 7.
The utility model is by installing Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and 3# boiler Electric air valve 6 additional, by the real-time keying of Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and/or 3# boiler Electric air valve 6, reach " boiler with, Electric air valve open ", the object of " boiler stops, Electric air valve close ", avoid mutually returning cigarette and the safe operation hidden danger caused between boiler, thus guarantee the safe operation of many steam generator systems, reduce the generation of boiler failure rate.
In addition, the utility model adopts the good Electric air valve of sealing property, can better avoid boiler to return cigarette.
Further; as shown in Figure 1; many steam generator systems also comprise the wind valve controller 9 be connected with described Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and 3# boiler Electric air valve 6, open and close for the Electric air valve controlling corresponding boiler according to the enabling signal of arbitrary boiler and stopping signal.
By said structure, realize automatically opening and closing in real time of Electric air valve, thus better achieve the safe operation of many steam generator systems.
Fig. 2 prevents boiler from returning the logic control schematic diagram of cigarette according to many steam generator systems of the utility model embodiment.As shown in Figure 2, the enabling signal of described boiler and stopping signal are sent by the boiler controller of corresponding boiler, and described boiler controller is connected with described wind valve controller.
As shown in Figure 1, in the present embodiment, boiler controller is 1# boiler controller 1D, 2# boiler controller 2A and 3# boiler controller 3A.Enabling signal and the stopping signal of all boiler controllers and 1# boiler controller 1D to 3# boiler controller 3A inside in many steam generator systems is gathered by wind valve controller 9; analyze by wind valve controller 9, judge; send corresponding control signal, control the real-time keying of Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and/or 3# boiler Electric air valve 6 on corresponding boiler back end ductwork.
Further, as shown in Figure 1, described Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and 3# boiler Electric air valve 6 are installed near corresponding boiler flue outlet.
Adopt said structure, boiler exhaust gas can be made effective.
Further, as shown in Figure 1, described Electric air valve and 1# boiler Electric air valve 4,2# boiler Electric air valve 5 and 3# boiler Electric air valve 6 are 50cm apart from the optimum mounting distance H of described corresponding boiler flue outlet.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present utility model is illustrate and described herein detailed, but, when not departing from the utility model spirit and scope, still can directly determine or derive other modification many or amendment of meeting the utility model principle according to content disclosed in the utility model.Therefore, scope of the present utility model should be understood and regard as and cover all these other modification or amendments.
Claims (5)
1. a steam generator system more than, is characterized in that, comprising:
Multiple stage boiler;
The chimney shared by described multiple stage boiler, the flue of each boiler is connected with described chimney respectively; With
The multiple Electric air valves corresponding with described multiple stage boiler, are arranged in the flue of corresponding boiler respectively, automatically to close described flue when corresponding boiler down.
2. many steam generator systems according to claim 1, is characterized in that, also comprise the wind valve controller be connected with described Electric air valve, open and close for the Electric air valve controlling corresponding boiler according to the enabling signal of arbitrary boiler and stopping signal.
3. many steam generator systems according to claim 2, is characterized in that, the enabling signal of described boiler and stopping signal are sent by the boiler controller of corresponding boiler, and described boiler controller is connected with described wind valve controller.
4. many steam generator systems according to claim 1, is characterized in that, described Electric air valve is installed near corresponding boiler flue outlet.
5. the many steam generator systems according to any one of claim 1-4 claim, is characterized in that, described Electric air valve is 50cm apart from the mounting distance of described corresponding boiler flue outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595672.1U CN204806424U (en) | 2015-08-07 | 2015-08-07 | Many boiler system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595672.1U CN204806424U (en) | 2015-08-07 | 2015-08-07 | Many boiler system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204806424U true CN204806424U (en) | 2015-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520595672.1U Active CN204806424U (en) | 2015-08-07 | 2015-08-07 | Many boiler system |
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| CN (1) | CN204806424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056897A (en) * | 2019-04-01 | 2019-07-26 | 山东博然电力科技有限公司 | A kind of flue gas heat-exchange unit switching device suitable for two boilers |
-
2015
- 2015-08-07 CN CN201520595672.1U patent/CN204806424U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056897A (en) * | 2019-04-01 | 2019-07-26 | 山东博然电力科技有限公司 | A kind of flue gas heat-exchange unit switching device suitable for two boilers |
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