CN204973924U - Out of stock reaction unit - Google Patents
Out of stock reaction unit Download PDFInfo
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- CN204973924U CN204973924U CN201520718291.8U CN201520718291U CN204973924U CN 204973924 U CN204973924 U CN 204973924U CN 201520718291 U CN201520718291 U CN 201520718291U CN 204973924 U CN204973924 U CN 204973924U
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- reaction unit
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model relates to a flue gas processing system. An out of stock reaction unit, includes out of stock reactor, cyclone and reductant injection apparatus, the vertical setting of out of stock reactor, the upper end of out of stock reactor is equipped with imported flue, the lower extreme is equipped with exhaust pass, reductant injection apparatus is equipped with the nozzle, the nozzle is located cyclone's entrance point, cyclone's exit end together the import flue links together. The utility model provides a restore effectual out of stock reaction unit, solved the current poor problem of out of stock reaction unit reduction effect.
Description
Technical field
The utility model relates to smoke processing system, particularly relates to a kind of out of stock reaction unit.
Background technology
The destruction of discharge to the formation of acid rain and Ozone in Atmosphere layer of NOx plays very important effect.In order to reduce the pollution of the NOx in flue gas to air, the out of stock reaction unit designed.China Patent No. be 2015201190022, name is called in the patent document of " a kind of wet desulphurization device " and discloses a kind of desulfurizer.This desulfurizer comprises out of stock reactor, cyclone separator and injection of reducing agent injection device, this desulfurizer is arranged between the outlet of suspension device and the import of out of stock reactor by injection of reducing agent injection device, out of stock reactor is vertically arrange, and there is the deficiency of reduction effect difference.
Utility model content
The utility model provides the good out of stock reaction unit of a kind of reduction effect, solves the problem of existing out of stock reaction unit reduction effect difference.
Above technical problem is solved by following technical proposal: a kind of out of stock reaction unit, comprise out of stock reactor, cyclone separator and injection of reducing agent injection device, described out of stock reactor is vertically arranged, described out of stock reactor upper end is provided with inlet flue duct, lower end is provided with exhaust pass, described injection of reducing agent injection device is provided with nozzle, described nozzle is positioned at the entrance point of described cyclone separator, and the port of export of described cyclone separator links together with described inlet flue duct.During use, the flue gas discharge opening of the entrance point of cyclone separator with boiler is docking together, reducing agent sprays into flue gas mixing in flue gas through injection of reducing agent injection device, and a part of reducing agent carries out high temperature fast reaction with the NOx in flue gas together, another part reducing agent carries out secondary response with air-flow to burner hearth stream flows and NOx.
As preferably, described exhaust pass is provided with catalyst and adds to device.Reduction effect can be improved.
As preferably, described catalyst adds to device and comprises the catalyst Storage Box of upper end open and be positioned at the soot blower of catalyst Storage Box upper end, is provided with grid in the opening of described catalyst Storage Box.The black dirt particulate on catalyst surface can be made to depart from catalyst, and be in suspended state, to take away with flue gas stream.
As preferably, described grid is board-like or honeycomb fashion.Time catalyst with black dirt be separated effective.
As preferably, described soot blower is sonic soot blowing instrument.
As preferably, in described out of stock reactor, be provided with high-temperature economizer and low-level (stack-gas) economizer from top to bottom.Double-deck economizer the organic efficiency that can improve fume afterheat is set.
As preferably, described out of stock reactor is provided with rubber blanket, the end face of described rubber blanket is provided with deposits hole, described depositing in hole is provided with intermediate plate, described hole of depositing is divided into the inner chamber body and outer chamber that distribute along the vertical direction by described intermediate plate, described intermediate plate is provided with the main friction passage being communicated with described inner chamber body and outer chamber, friction plate is provided with in described main friction passage, described friction plate is equipped with the friction lever that can slide along the distribution arrangement of inner chamber body and outer chamber, described friction lever is provided with a friction passage, the outer end of described outer chamber is provided with the elastomeric cap that inside cavity toward the outside arches upward.Vibration isolating effect is good.During use, by liquid filling depositing in hole, when vibration passing causes to rubber blanket depositing bore deformation, deposit bore deformation and drive that position liquid in the inner flows back and forth between inner chamber body and outer chamber, the rocking of friction plate and friction lever, liquid flow and friction plate and friction lever rock and change vibrational energy into heat energy in process and consume.If vibrate less and be not enough to impel when depositing bore deformation, now only have rocking of liquid, during liquid sloshing, friction lever produces and rocks and energy-absorbing, friction lever is set and can improves the absorption that frequency low-amplitude is vibrated, make the utility model not only can absorb the vibrational energy of isolation high amplitude, can also absorb the vibrational energy of short arc, therefore isolating affection is better.
As preferably, described friction plate is all stretched out at the axial two ends of described friction lever, and two axial ends of described friction lever are all sphere.Also friction lever can be driven when liquid can be made to receive the vibration of the distribution arrangement of non-inner chamber body and outer chamber to run and energy-absorbing along interior outer chamber distribution arrangement.Energy-absorbing effect is good.
As preferably, described friction lever is cylindrical, two axial ends of described friction lever is all provided with some grooves along the distribution of friction lever circumference.The contact area of energy-absorbing bar with liquid can be improved, to improve energy-absorbing effect and induction sensitivity.Also enough can produce the vibration of the radial direction along panel connecting bolt via hole and respond and energy-absorbing, the better reliability of absorbing vibrational energy.
The utility model has following advantage: be arranged in the import of cyclone mixer by the nozzle of former dose of injection apparatus, can ensure the abundant mixing of reducing agent and flue gas; Arrange catalyst to add to and be installed in exhaust pass, effectively can prevent catalyst poisoning phenomenon and improve denitration effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the cross-sectional schematic of rubber blanket.
Fig. 3 is the close-up schematic view at the C place of Fig. 2.
Fig. 4 is the close-up schematic view at the D place of Fig. 3.
Fig. 5 is the close-up schematic view at the B place of Fig. 4.
In figure: out of stock reactor 1, nozzle 11, inlet flue duct 12, catalyst add to device 13, exhaust pass 14, high-temperature economizer 15, low-level (stack-gas) economizer 16, cyclone separator 2, boiler 3, rubber blanket 7, deposit hole 71, inner chamber body 711, outer chamber 712, intermediate plate 72, elastomeric cap 73, main friction passage 75, friction plate 76, friction lever 77, axial end 771, groove 772, a friction passage 78.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
See Fig. 1, a kind of flue gas pollutant minimum discharge system, comprises out of stock reactor 1, cyclone separator 2 and injection of reducing agent injection device.
Out of stock reactor 1 is vertically arranged.Out of stock reactor 1 is provided with inlet flue duct 12, burner hearth and exhaust pass 14 successively.Inlet flue duct 12 is arranged on the upper end of out of stock reactor 1.Exhaust pass is arranged on the lower end of out of stock reactor 1.High-temperature economizer 15 and low-level (stack-gas) economizer 16 is provided with from top to bottom in burner hearth.First exhaust pass 14 is arranged on the lower end of the relative first inlet flue duct side of burner hearth.Be provided with catalyst in first exhaust pass 14 and add to device 13.Catalyst adds to device 13 and comprises the catalyst Storage Box of upper end open and be positioned at the soot blower of catalyst Storage Box upper end, is provided with grid in the opening of catalyst Storage Box.Grid is abrasionproof grid and soot blower.Grid can be board-like or honeycomb fashion.Soot blower is sonic soot blowing instrument.The lower end of out of stock reactor 1 is provided with rubber blanket 7.
Injection of reducing agent injection device is provided with nozzle 11.Nozzle 11 is arranged at the entrance point of cyclone separator 2.The port of export of cyclone separator 2 links together with inlet flue duct 12.
See Fig. 2, the end face of rubber blanket 7 is provided with deposits hole 71.Deposit in hole 71 and be provided with intermediate plate 72.Intermediate plate 72 will be deposited hole 71 and be divided into inner chamber body 711 and outer chamber 712.The lower end of outer chamber 712 is provided with elastomeric cap 73.Elastomeric cap 73 is the bowl-type that arches upward of cavity 712 inside toward the outside.
See Fig. 3, intermediate plate 72 is provided with some main friction passage 75.Main friction passage 75 communication with cavity body 711 and outer chamber 712.Friction plate 76 is provided with in main friction passage 75.
See Fig. 4, in friction plate 76, be equipped with some friction levers 77 that can slide along above-below direction in the distribution arrangement of inner chamber body and outer chamber and figure.Friction lever 77 is cylindrical.Friction lever 77 is provided with a friction passage 78.Prop up the space (in being namely communicated with outer chamber) that friction passage 78 is communicated with friction plate 76 upper and lower.Two axial ends 771 of friction lever 77 are all sphere.
See Fig. 5, two axial ends 771 of friction lever 77 are all provided with some grooves 772.Groove 772 is along the distribution of friction lever 77 circumference.
During use, see Fig. 1, the flue gas of discharging from boiler 3 is flowed into the utility model through the entrance point of cyclone separator 2.Reducing agent (reducing agent is ammoniacal liquor) is ejected in the entrance point of cyclone separator 2 through the nozzle 11 of injection of reducing agent injection device and mixes with flue gas, part reducing agent is with carrying out high temperature fast reaction, another part reducing agent with air-flow to burner hearth stream flows with the NOx in flue gas, catalyst adds to device 13 through catalyst and is transported to burner hearth, under the effect of catalyst, carry out secondary response with NOx.
The absorbing process of rubber blanket is, see Fig. 2 to Fig. 5, in inner chamber body 711 and outer chamber 712 all filled with fluid (can certainly make the utility model time filling liquid), panel and horizontal fixed plate produce vibration and are expressed to rubber blanket 7 and cause depositing hole 71 when being out of shape, make that liquid flows back and forth between inner chamber body 711 and outer chamber 712, friction plate 76 and friction lever 77(be see Fig. 5) produce and rock, liquid flow and friction plate and friction lever rock and change vibrational energy into heat energy in process and consume.If vibrate less and be not enough to impel when depositing bore deformation, now only have rocking of liquid, during liquid sloshing, friction lever produces and rocks and energy-absorbing.
Claims (9)
1. an out of stock reaction unit, comprise out of stock reactor, cyclone separator and injection of reducing agent injection device, it is characterized in that, described out of stock reactor is vertically arranged, described out of stock reactor upper end is provided with inlet flue duct, lower end is provided with exhaust pass, described injection of reducing agent injection device is provided with nozzle, and described nozzle is positioned at the entrance point of described cyclone separator, and the port of export of described cyclone separator links together with described inlet flue duct.
2. out of stock reaction unit according to claim 1, is characterized in that, described exhaust pass is provided with catalyst and adds to device.
3. out of stock reaction unit according to claim 2, it is characterized in that, described catalyst adds to device (13) and comprises the catalyst Storage Box of upper end open and be positioned at the soot blower of catalyst Storage Box upper end, is provided with grid in the opening of described catalyst Storage Box.
4. out of stock reaction unit according to claim 3, is characterized in that, described grid is board-like or honeycomb fashion.
5. the out of stock reaction unit according to claim 3 or 4, is characterized in that, described soot blower is sonic soot blowing instrument.
6. the out of stock reaction unit according to claim 1 or 2 or 3 or 4, is characterized in that, be provided with high-temperature economizer and low-level (stack-gas) economizer from top to bottom in described out of stock reactor.
7. the out of stock reaction unit according to claim 1 or 2 or 3 or 4, it is characterized in that, described out of stock reactor is provided with rubber blanket, the end face of described rubber blanket is provided with deposits hole, described depositing in hole is provided with intermediate plate, described hole of depositing is divided into the inner chamber body and outer chamber that distribute along the vertical direction by described intermediate plate, described intermediate plate is provided with the main friction passage being communicated with described inner chamber body and outer chamber, friction plate is provided with in described main friction passage, described friction plate is equipped with the friction lever that can slide along the distribution arrangement of inner chamber body and outer chamber, described friction lever is provided with a friction passage, the outer end of described outer chamber is provided with the elastomeric cap that inside cavity toward the outside arches upward.
8. out of stock reaction unit according to claim 7, is characterized in that, described friction plate is all stretched out at the axial two ends of described friction lever, and two axial ends of described friction lever are all sphere.
9. out of stock reaction unit according to claim 8, is characterized in that, described friction lever is cylindrical, two axial ends of described friction lever is all provided with some grooves along the distribution of friction lever circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520718291.8U CN204973924U (en) | 2015-09-17 | 2015-09-17 | Out of stock reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520718291.8U CN204973924U (en) | 2015-09-17 | 2015-09-17 | Out of stock reaction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204973924U true CN204973924U (en) | 2016-01-20 |
Family
ID=55108344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520718291.8U Expired - Fee Related CN204973924U (en) | 2015-09-17 | 2015-09-17 | Out of stock reaction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204973924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109806766A (en) * | 2019-03-29 | 2019-05-28 | 国电环境保护研究院有限公司 | A kind of Benitration reactor system |
-
2015
- 2015-09-17 CN CN201520718291.8U patent/CN204973924U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109806766A (en) * | 2019-03-29 | 2019-05-28 | 国电环境保护研究院有限公司 | A kind of Benitration reactor system |
| CN109806766B (en) * | 2019-03-29 | 2024-03-29 | 国电环境保护研究院有限公司 | Denitration reactor system |
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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 |
Granted publication date: 20160120 Termination date: 20160917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |