CN110860202A - Denitration reactor convenient to installation is dismantled - Google Patents
Denitration reactor convenient to installation is dismantled Download PDFInfo
- Publication number
- CN110860202A CN110860202A CN201810984518.1A CN201810984518A CN110860202A CN 110860202 A CN110860202 A CN 110860202A CN 201810984518 A CN201810984518 A CN 201810984518A CN 110860202 A CN110860202 A CN 110860202A
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- reactor
- catalyst
- flue gas
- shell
- module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/88—Handling or mounting catalysts
- B01D53/885—Devices in general for catalytic purification of waste gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
The invention discloses a denitration reactor convenient to mount and dismount, which comprises: a reactor housing having a cavity containing a reactant; a flue gas inlet end disposed at one end of the reactor shell; the flue gas inlet end is provided with a first flange; a flue gas outlet end disposed on the other end of the reactor housing opposite the flue gas inlet end; the smoke outlet end is provided with a second flange; the soot blowing pipeline is arranged on the reactor shell and leads to the outside of the reactor shell from the inside of the cavity; and flanges are arranged at the smoke inlet end and the smoke outlet end. According to the denitration reactor convenient to mount and dismount, the reactor units are modularized through the design of the single-stage reactor, and the flanges are arranged, so that the mounting and dismounting of reactor equipment are facilitated.
Description
Technical Field
The invention relates to the field of reaction equipment, in particular to a denitration reactor convenient to mount and dismount.
Background
Because the current social environmental pollution is more and more emphasized, the national standards for air pollution management are continuously improved, so that some environmental protection equipment can meet the national environmental protection emission requirements when being installed and put into operation at that time, but new emission regulations are not met after the national environmental protection requirements are improved, the environmental protection equipment needs to be transformed or replaced, the environmental protection equipment is designed, usually, the whole set of environmental protection equipment is matched with each other, when being transformed or replaced, each component part usually needs to be changed or replaced simultaneously, for example, when a reactor is updated and upgraded, peripheral pipelines and other spare and accessory parts need to be replaced, so that not only too many replaced parts cause waste, but also the installation and disassembly work is time-consuming.
Disclosure of Invention
The invention aims to solve the technical problems that peripheral pipelines and spare parts of a reactor are replaced more and the installation and the disassembly are complex when the reactor is updated and upgraded.
Therefore, the invention provides a denitration reactor convenient to mount and dismount, which comprises:
a reactor housing having a cavity containing a reactant;
a flue gas inlet end disposed at one end of the reactor shell; the flue gas inlet end is provided with a first flange;
a flue gas outlet end disposed on the other end of the reactor housing opposite the flue gas inlet end; the smoke outlet end is provided with a second flange;
the soot blowing pipeline is arranged on the reactor shell and leads to the outside of the reactor shell from the inside of the cavity;
the device also comprises an inlet transition section and an outlet transition section; the inlet transition section is arranged between the reactor shell and the flue gas inlet end; the outlet transition section is arranged between the reactor shell and the flue gas outlet end, and the inlet transition section and the outlet transition section are in a quadrangular frustum pyramid shape;
the reactor shell comprises a plurality of detachably mounted catalyst module assemblies, each catalyst module assembly comprises a module shell, each module shell is tubular, the module shells are detachably mounted from head to tail, and a catalyst module, a catalyst clamping strip and a catalyst clamping card are arranged in each module shell;
the catalyst module is suitable for encapsulation of a catalyst;
the catalyst clamping strip comprises a strip body, a fixing part arranged at the end part of the strip body and a limiting part arranged on the strip body; the strip body is suitable for being attached to the edge of the catalyst module; the fixing part is suitable for fixing the catalyst clamping strip;
the catalyst card is arranged at the end part of the catalyst card strip and is suitable for being matched and fixed with the fixing part.
Preferably, the reactor shell is in the shape of a cube or cuboid.
Preferably, the number of the soot blowing pipelines is several.
Preferably, there are 6 sootblowing pipes.
Preferably, the soot blowing pipelines are symmetrically arranged on the same plane of the reactor shell.
Preferably, the denitration reactor convenient to install and disassemble further comprises supporting legs.
Preferably, the legs are arranged on the reactor shell and are perpendicular to the plane on which the soot blowing pipeline is arranged.
The technical scheme provided by the invention has the following advantages:
the denitration reactor convenient to mount and dismount comprises a reactor shell, a flue gas inlet end, a flue gas outlet end and a soot blowing pipeline; through the design of the single-stage reactor shell, the reactor unit is modularized, the reactor equipment is convenient to replace independently, the new emission requirement can be met as long as a new modularized shell is additionally arranged and a corresponding catalyst is installed when the reactor is updated, the peripheral pipelines and spare parts of the reactor do not need to be replaced, and the original equipment does not need to be greatly changed. Particularly, the first flange and the second flange are respectively arranged at the flue gas inlet end and the flue gas outlet end, so that the reactor can be conveniently mounted and dismounted;
the reactor casing comprises a plurality of catalyst module subassemblies, can freely make up according to the flue gas discharge capacity, and the reactor is applicable to different treatment massifs for the modular setting to equipment replacement cost has been reduced, and easy dismounting is more favorable to the maintenance and the unified change in later stage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a denitration reactor convenient to mount and dismount, according to the invention;
FIG. 2 is a schematic structural diagram of a denitration reactor convenient to mount and dismount, according to the invention;
FIG. 3 is a schematic structural diagram of a denitration reactor convenient to mount and dismount, according to the present invention;
FIG. 4 is a perspective view of a catalyst module assembly according to the present invention;
fig. 5 is a schematic structural view of the fixing part, the strap body and the limiting part of the invention.
Description of reference numerals:
1-a reactor shell; 2-a first flange; 3-a flue gas inlet end; 4-a flue gas outlet end; 5-soot blowing pipeline; 6-inlet transition section; 7-an outlet transition section; 8-a support leg; 9-a second flange; 11-a catalyst module; 12-catalyst card strip; 21-a body; 22-a fixed part; 23-a limiting part; 13-catalyst card; 14-module housing.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The denitration reactor convenient to install and detach that this embodiment provided, as shown in fig. 1-3, includes:
a reactor housing 1, the reactor housing 1 having a cavity containing a reactant;
a flue gas inlet end 3, wherein the flue gas inlet end 3 is arranged at one end of the reactor shell 1; the flue gas inlet end 3 is provided with a first flange 2;
a flue gas outlet end 4, wherein the flue gas outlet end 4 is arranged at the other end of the reactor shell 1 opposite to the flue gas inlet end 3; the flue gas outlet end 4 is provided with a second flange 9;
and the soot blowing pipeline 5 is arranged on the reactor shell 1 and leads to the outside of the reactor shell 1 from the inside of the cavity.
As a preferable embodiment of the present embodiment, the reactor housing 1 is a rectangular parallelepiped, and as an alternative embodiment of the present embodiment, the reactor housing 1 may also be a square.
In order to facilitate the fixed connection of the reactor shell 1 with the flue gas inlet end 3 and the flue gas outlet end 4, the denitration reactor convenient to install and disassemble further comprises an inlet transition section 6 and an outlet transition section 7; the inlet transition section 6 is arranged between the reactor shell 1 and the flue gas inlet end 3; the outlet transition section 7 is arranged between the reactor shell 1 and the flue gas outlet end 4. The shapes of the inlet transition section 6 and the outlet transition section 7 are not unique, and may be one of a circular truncated cone and a truncated pyramid, and in this embodiment, the inlet transition section 6 and the outlet transition section 7 are in a truncated pyramid shape.
The reactor shell 1 comprises a plurality of detachably mounted catalyst module assemblies, the catalyst module assemblies comprise module shells 14, as shown in fig. 4, the module shells 14 are tubular, the module shells 14 are detachably mounted end to end, catalyst modules 11, catalyst clamping strips 12 and catalyst clamping sheets 13 are arranged in the module shells 14,
a catalyst module 11, the catalyst module 11 being adapted for encapsulation of a catalyst;
the catalyst clamping strip 12 comprises a strip body 21, a fixing part 22 arranged at the end part of the strip body and a limiting part 23 arranged on the strip body, wherein the catalyst clamping strip 12 comprises a strip body; as shown in fig. 5, the strip body 21 is adapted to fit the edge of the catalyst module 11; the fixing part 22 is suitable for fixing the catalyst clamping strip 12;
the catalyst card 13 is arranged at the end part of the catalyst card strip 12, and is suitable for being matched and fixed with the fixing part 22.
For the purpose of the present invention, the number of the limiting portions 23 is not unique, and in this embodiment, each catalyst card strip 12 has 2 limiting portions 23; as an alternative solution of this embodiment, the limiting portion 23 may alternatively have a plurality of limiting portions, which are suitable for fixing different numbers of catalyst modules 11.
In order to fix the catalyst module 11 more firmly, the spacing of the limiting portion 23 on the catalyst clamping strip 12 is equal to the length of the catalyst module 11.
It should be noted that the shape of the limiting portion 23 is not exclusive, and this embodiment provides a specific implementation manner, where the limiting portion 23 is a circular sheet structure, one side of the circular sheet has a rectangular protruding strip, and the rectangular protruding strip passes through the center of the circle.
As a specific implementation manner of this embodiment, the fixing portion 22 is riveted to the catalyst card 13.
In order to fix more catalyst modules 11, the catalyst clamping strips 12 are arranged in a plurality of rows and columns at intervals of the catalyst modules 11. In this embodiment, the catalyst clamping strips 12 are 4, two of the catalyst clamping strips are transversely arranged, and the other two catalyst clamping strips are longitudinally arranged, so that 9 catalyst modules 11 are fixed.
In order to ensure good soot blowing effect, the number of the soot blowing pipelines 5 is several. In this embodiment, there are 6 soot blowing pipelines 5. In order to ensure the uniform soot blowing, the soot blowing pipelines 5 are symmetrically arranged on the same plane of the reactor shell 1.
Denitration reactor convenient to installation dismantlement still include landing leg 8. The supporting legs 8 are arranged on the reactor shell 1 and are vertical to the plane on which the soot blowing pipeline 5 is arranged.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. The utility model provides a denitration reactor convenient to installation is dismantled which characterized in that includes:
a reactor housing having a cavity containing a reactant;
a flue gas inlet end disposed at one end of the reactor shell; the flue gas inlet end is provided with a first flange;
a flue gas outlet end disposed on the other end of the reactor housing opposite the flue gas inlet end; the smoke outlet end is provided with a second flange;
the soot blowing pipeline is arranged on the reactor shell and leads to the outside of the reactor shell from the inside of the cavity;
the device also comprises an inlet transition section and an outlet transition section; the inlet transition section is arranged between the reactor shell and the flue gas inlet end; the outlet transition section is arranged between the reactor shell and the flue gas outlet end, and the inlet transition section and the outlet transition section are in a quadrangular frustum pyramid shape;
the reactor shell comprises a plurality of detachably mounted catalyst module assemblies, each catalyst module assembly comprises a module shell, each module shell is tubular, the module shells are detachably mounted from head to tail, and a catalyst module, a catalyst clamping strip and a catalyst clamping card are arranged in each module shell;
the catalyst module is suitable for encapsulation of a catalyst;
the catalyst clamping strip comprises a strip body, a fixing part arranged at the end part of the strip body and a limiting part arranged on the strip body; the strip body is suitable for being attached to the edge of the catalyst module; the fixing part is suitable for fixing the catalyst clamping strip;
the catalyst card is arranged at the end part of the catalyst card strip and is suitable for being matched and fixed with the fixing part.
2. The denitration reactor convenient to install and detach according to claim 1, wherein the reactor shell is a cube or a cuboid.
3. The denitration reactor convenient to install and detach as claimed in claim 1 or 2, wherein the soot blowing pipeline has a plurality of soot blowing pipelines.
4. The denitration reactor of claim 3, wherein the number of the soot blowing pipes is 6.
5. The denitration reactor convenient to install and detach as claimed in claim 4, wherein the soot blowing pipelines are symmetrically arranged on the same plane of the reactor shell.
6. The easy-to-install-and-remove denitration reactor according to claim 5, wherein said easy-to-install-and-remove denitration reactor further comprises legs.
7. The denitration reactor of claim 6, wherein the legs are arranged on the reactor shell and are perpendicular to a plane in which the soot blowing pipe is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984518.1A CN110860202A (en) | 2018-08-28 | 2018-08-28 | Denitration reactor convenient to installation is dismantled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984518.1A CN110860202A (en) | 2018-08-28 | 2018-08-28 | Denitration reactor convenient to installation is dismantled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110860202A true CN110860202A (en) | 2020-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810984518.1A Pending CN110860202A (en) | 2018-08-28 | 2018-08-28 | Denitration reactor convenient to installation is dismantled |
Country Status (1)
| Country | Link |
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| CN (1) | CN110860202A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841323A (en) * | 2020-08-20 | 2020-10-30 | 艾克赛尔能源科技江苏有限公司 | Novel denitration SCR reactor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07275660A (en) * | 1994-04-05 | 1995-10-24 | Mitsubishi Heavy Ind Ltd | Intensive denitration reactor |
| JP2007152204A (en) * | 2005-12-02 | 2007-06-21 | Chugoku Electric Power Co Inc:The | Exhaust gas denitrification equipment |
| CN101922333A (en) * | 2010-08-17 | 2010-12-22 | 王德荣 | Ship selective catalytic reduction emission-reducing system |
| CN203591696U (en) * | 2013-11-16 | 2014-05-14 | 成都东方凯特瑞环保催化剂有限责任公司 | Module for fixing and mounting of honeycomb-shaped SCR flue gas denitration catalysts |
| CN203853021U (en) * | 2014-03-31 | 2014-10-01 | 上海德凯工业技术有限公司 | Horizontal SCR (Selective Catalytic Reduction) reactor |
| CN105020065A (en) * | 2015-07-06 | 2015-11-04 | 北京奥博汽车电子电器有限公司 | Air heater of diesel engine |
| WO2016002651A1 (en) * | 2014-06-30 | 2016-01-07 | ヤンマー株式会社 | Exhaust purification device |
-
2018
- 2018-08-28 CN CN201810984518.1A patent/CN110860202A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07275660A (en) * | 1994-04-05 | 1995-10-24 | Mitsubishi Heavy Ind Ltd | Intensive denitration reactor |
| JP2007152204A (en) * | 2005-12-02 | 2007-06-21 | Chugoku Electric Power Co Inc:The | Exhaust gas denitrification equipment |
| CN101922333A (en) * | 2010-08-17 | 2010-12-22 | 王德荣 | Ship selective catalytic reduction emission-reducing system |
| CN203591696U (en) * | 2013-11-16 | 2014-05-14 | 成都东方凯特瑞环保催化剂有限责任公司 | Module for fixing and mounting of honeycomb-shaped SCR flue gas denitration catalysts |
| CN203853021U (en) * | 2014-03-31 | 2014-10-01 | 上海德凯工业技术有限公司 | Horizontal SCR (Selective Catalytic Reduction) reactor |
| WO2016002651A1 (en) * | 2014-06-30 | 2016-01-07 | ヤンマー株式会社 | Exhaust purification device |
| US20170145884A1 (en) * | 2014-06-30 | 2017-05-25 | Yanmar Co., Ltd. | Exhaust purification device |
| CN105020065A (en) * | 2015-07-06 | 2015-11-04 | 北京奥博汽车电子电器有限公司 | Air heater of diesel engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841323A (en) * | 2020-08-20 | 2020-10-30 | 艾克赛尔能源科技江苏有限公司 | Novel denitration SCR reactor |
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Application publication date: 20200306 |
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