CN211119442U - Be used for even adjusting stabilising arrangement of msw incineration flue gas purification system entry flue gas - Google Patents
Be used for even adjusting stabilising arrangement of msw incineration flue gas purification system entry flue gas Download PDFInfo
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- CN211119442U CN211119442U CN201922042743.6U CN201922042743U CN211119442U CN 211119442 U CN211119442 U CN 211119442U CN 201922042743 U CN201922042743 U CN 201922042743U CN 211119442 U CN211119442 U CN 211119442U
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Abstract
The utility model relates to a waste incinerator field, purpose provide a be arranged in waste incineration flue gas purification system entry flue gas and evenly adjust stabilising arrangement, the device should guarantee that the flue gas gets into in the cooling tower evenly, technical scheme is that be arranged in waste incineration flue gas purification system entry flue gas evenly adjusts stabilising arrangement, its characterized in that is equipped with main casing body, the intake pipe that sets up in main casing body import, sets up the outlet duct and the water conservancy diversion distribution subassembly of setting in main casing body export, the main casing body is L type return bend, water conservancy diversion distribution subassembly includes a plurality of L type bent plates that divide main casing body internal partitioning into a plurality of water conservancy diversion passageways, the both ends border of bent plate is fixed with the lateral wall of main casing body, parallel arrangement between the horizontal plate body of bent plate, parallel arrangement also between the vertical plate body of bent plate, the cross section of intake pipe is along the flue gas flow direction crescent.
Description
Technical Field
The utility model relates to a waste incinerator field specifically is a be used for even adjusting stabilising arrangement of waste incineration flue gas purification system entry flue gas.
Background
Along with the development of scientific technology and the improvement of the living standard of people, the garbage incineration device in China gradually develops to be large-scale, and in recent years, the construction and the operation of an incineration line for treating garbage by more than 700 tons/day in China are increased day by day.
In the design of flue gas cleaning systems, major considerations are given to flue gas quantities above 150 × 103Nm3The exhaust gas purification inlet at the tail part of the waste heat boiler adopts temperature reduction, and the design of a temperature reduction tower is mostly adopted. After the equipment is large-sized, the diameter of the tower body of the temperature reduction tower is large, the cross section area of the tower body is increased, a plurality of double-fluid temperature reduction spray guns are required to be arranged on the top of the temperature reduction tower to reduce the temperature of the flue gas, and the multi-point spraying arrangement is adopted, so that the distribution requirement of the flue gas entering the temperature reduction tower is high, the flue gas is required to be relatively uniformly distributed, the temperature reduction effect is prevented from being reduced due to strong bias current, and the stable operation of subsequent equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the above-mentioned background art, provide a be arranged in even adjustment stabilising arrangement of msw incineration flue gas purification system entry flue gas, the device should be able to guarantee that the flue gas gets into in the tower that reduces the temperature uniformly.
The technical scheme of the utility model is that:
the device is characterized by comprising a main shell, an air inlet pipe arranged at an inlet of the main shell, an air outlet pipe arranged at an outlet of the main shell and a flow guide distribution assembly arranged in the main shell, wherein the main shell is an L-shaped bent pipe, the flow guide distribution assembly comprises a plurality of L-shaped bent plates for dividing the interior of the main shell into a plurality of flow guide channels, the edges of two ends of the bent plates are fixed with the side wall of the main shell, the horizontal plate bodies of the bent plates are arranged in parallel, the vertical plate bodies of the bent plates are also arranged in parallel, and the cross section of the air inlet pipe is gradually increased along the flow direction of the flue gas.
The top mouth of pipe of outlet duct is the rectangle, and the bottom mouth of pipe of outlet duct is circular.
And a plurality of reinforcing plates are arranged on the bent plate.
The length direction of reinforcing plate is perpendicular to flue gas flow direction to the width direction and the flue gas flow direction of reinforcing plate keep certain contained angle.
The distance between the bent plate and the distance between the bent plate and the inner wall of the main shell are suitable.
The main shell is provided with an inspection hole.
The utility model has the advantages that:
the utility model discloses mainly consider to install on maximization msw incineration device, arrange and burn burning furnace, between exhaust-heat boiler export and the gas cleaning system import, can get into the flue gas through the design direction of this form and flow equalize before the flue gas gets into the desuperheating tower, thereby rationally distribute and guide the flue gas and get into the gas cleaning system desuperheating tower, desuperheating water after the atomizing carries out abundant mixing and reaches the best effect to the flue gas cooling, the higher gas cleaning system of maximize flue gas volumn has been adapted to, the flue gas has been avoided producing the bias current after getting into the desuperheating tower through the flue, produce harmful effects to subsequent processing, each system's equipment steady operation has been guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional view taken along the line a-a in fig. 1.
Fig. 3 is a schematic structural diagram of the middle bending plate of the present invention.
Detailed Description
The present invention will be further described with reference to the drawings attached to the specification, but the present invention is not limited to the following embodiments.
As shown in fig. 1, the device for uniformly adjusting and stabilizing the inlet flue gas of the waste incineration flue gas purification system comprises a main housing 2, an air inlet pipe 1, an air outlet pipe 4 and a diversion distribution assembly.
The main casing L type return bend, the cross section of return bend are the rectangle, and the left end of the horizontal body of the main casing body is the import, and the bottom of the vertical body of the main casing body is the export, still is equipped with inspection hole 5 on the main casing body.
The intake pipe sets up in the import of the main casing body, and the cross section of intake pipe is the rectangle to the cross section of intake pipe increases along flue gas flow direction gradually, and the right-hand member butt joint of intake pipe is the import of the main casing body, and the left end of intake pipe passes through the exhanst gas outlet that the compensator butt joint msw incineration device (burn burning furnace, exhaust-heat boiler). The outlet duct sets up in the main casing body export, and the top mouth of pipe of outlet duct is the rectangle and the export of butt joint main casing body, and the bottom mouth of pipe of outlet duct is circular and butt joint desuperheating tower's flue gas import.
The diversion distribution assembly comprises a plurality of L-type bent plates 3 arranged in a main shell, the number of the bent plates is 1-4, the number of the bent plates is determined according to actual needs (preferably 2), both end edges in the width direction (the horizontal direction in figure 2) of the bent plates are fixed with the side walls of the main shell, the horizontal plate bodies of the bent plates are arranged in parallel and fixed with the inner wall of the horizontal pipe body of the main shell, the length of the horizontal plate body of the bent plate is smaller than that of the horizontal pipe body of the main shell, the vertical plate bodies of the bent plates are arranged in parallel and fixed with the inner wall of the vertical pipe body of the main shell, and the length of the vertical plate body of the bent plate is smaller than that of the vertical pipe body of the main shell.
The bent plate divides the main shell into a plurality of independent flow guide channels B, the bent plate is uniformly arranged in the main shell, the distance between the bent plate and the distance between the bent plate and the inner wall of the main shell are suitable, and the cross section of each flue gas channel is ensured to be the same.
Be equipped with a plurality of reinforcing plates 3.1 on the bent plate, the length direction perpendicular to flue gas flow direction of reinforcing plate to the width direction and the flue gas flow direction of reinforcing plate keep certain contained angle, the reinforcing plate can increase the intensity of bent plate, and can also play the effect of water conservancy diversion flue gas.
The utility model discloses a theory of operation is: the flow rate of the flue gas is reduced when the flue gas passes through the gas inlet pipe, then the flue gas is guided, distributed and flow equalized by the diversion distribution assembly when the flue gas enters the main shell, so that the flow rate of the flue gas is further reduced and the flue gas is uniformly distributed, and finally the flue gas is guided into the lower desuperheating tower through the gas outlet pipe to perform subsequent processes such as flue gas cooling.
Claims (6)
1. The device for uniformly adjusting and stabilizing inlet flue gas of a waste incineration flue gas purification system is characterized by comprising a main shell (2), an air inlet pipe (1) arranged at an inlet of the main shell, an air outlet pipe (4) arranged at an outlet of the main shell and a flow guide distribution assembly arranged in the main shell, wherein the main shell is an L-shaped bent pipe, the flow guide distribution assembly comprises a plurality of L-shaped bent plates (3) for dividing the interior of the main shell into a plurality of flow guide channels (B), the edges of two ends of each bent plate are fixed with the side wall of the main shell, the horizontal plate bodies of the bent plates are arranged in parallel, the vertical plate bodies of the bent plates are also arranged in parallel, and the cross section of the air inlet pipe is gradually increased along the.
2. The inlet flue gas uniform adjustment and stabilization device for the waste incineration flue gas purification system according to claim 1, characterized in that: the top mouth of pipe of outlet duct is the rectangle, and the bottom mouth of pipe of outlet duct is circular.
3. The inlet flue gas uniform adjustment and stabilization device for the waste incineration flue gas purification system according to claim 2, characterized in that: the bent plate is provided with a plurality of reinforcing plates (3.1).
4. The inlet flue gas uniform adjustment and stabilization device for the waste incineration flue gas purification system according to claim 3, characterized in that: the length direction of reinforcing plate is perpendicular to flue gas flow direction to the width direction and the flue gas flow direction of reinforcing plate keep certain contained angle.
5. The inlet flue gas uniform adjustment and stabilization device for the waste incineration flue gas purification system according to claim 4, characterized in that: the distance between the bent plate and the distance between the bent plate and the inner wall of the main shell are suitable.
6. The inlet flue gas uniform adjustment and stabilization device for the waste incineration flue gas purification system according to claim 5, characterized in that: the main shell is provided with an inspection hole (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042743.6U CN211119442U (en) | 2019-11-21 | 2019-11-21 | Be used for even adjusting stabilising arrangement of msw incineration flue gas purification system entry flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042743.6U CN211119442U (en) | 2019-11-21 | 2019-11-21 | Be used for even adjusting stabilising arrangement of msw incineration flue gas purification system entry flue gas |
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| Publication Number | Publication Date |
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| CN211119442U true CN211119442U (en) | 2020-07-28 |
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| CN201922042743.6U Active CN211119442U (en) | 2019-11-21 | 2019-11-21 | Be used for even adjusting stabilising arrangement of msw incineration flue gas purification system entry flue gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963853A (en) * | 2020-07-30 | 2021-06-15 | 山东大学 | Boiler system with flue distributor |
| CN112963854A (en) * | 2020-07-30 | 2021-06-15 | 山东大学 | Flue distributor with uniform temperature effect |
-
2019
- 2019-11-21 CN CN201922042743.6U patent/CN211119442U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963853A (en) * | 2020-07-30 | 2021-06-15 | 山东大学 | Boiler system with flue distributor |
| CN112963854A (en) * | 2020-07-30 | 2021-06-15 | 山东大学 | Flue distributor with uniform temperature effect |
| CN112963853B (en) * | 2020-07-30 | 2021-12-21 | 山东大学 | Boiler system with flue distributor |
| CN112963854B (en) * | 2020-07-30 | 2021-12-21 | 山东大学 | Flue distributor with uniform temperature effect |
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