CN204017665U - A kind of novel Benitration reactor - Google Patents
A kind of novel Benitration reactor Download PDFInfo
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- CN204017665U CN204017665U CN201420462665.XU CN201420462665U CN204017665U CN 204017665 U CN204017665 U CN 204017665U CN 201420462665 U CN201420462665 U CN 201420462665U CN 204017665 U CN204017665 U CN 204017665U
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Abstract
The utility model relates to a kind of novel Benitration reactor, comprise reactor body, described reactor body is provided with smoke inlet, fairing, catalyst layer and exhanst gas outlet successively along flow of flue gas direction, to be that multiple grid plate a of be arrangeding in parallel respectively and grid plate b is crisscross fix and form the rectification passage of multiple rectangle or parallelogram described fairing, and the intersection of described grid plate a and grid plate b is for being fixedly connected with; Described fairing is directly fixedly connected with the madial wall of reactor.Compared with prior art, fairing described in the utility model is a rigid structure with carrying deadweight ability, this fairing does not need supporting construction to support, not only reduce the use amount of steel, and make the structure of inside reactor more simple, reduce the impact on flue gas flow field; In addition, this rectification passage has the function of biphase rectification, has better rectification effect, improves the denitration efficiency of Benitration reactor.
Description
Technical field
The utility model relates to a kind of Benitration reactor, especially a kind of novel Benitration reactor.
Background technology
Current selective catalytic reduction applies maximum, technology is the most ripe a kind of gas denitrifying technologies in the world.In the art, Benitration reactor is the core component realizing this technology, and mainly provide nitrogen oxide and ammonia in flue gas on catalyst surface, generate the place of nitrogen and water, its major function is bearing catalyst, for denitration reaction provides space.Meanwhile, for ensureing the even of the smooth and easy and air flow method of flow of flue gas, being creating conditions smoothly of denitration reaction, needing to set up fairing.
In prior art, fairing is divided into some modular units, and its side is located on the support member of reactor shell inside.Because fairing is made by steel, deadweight is comparatively large, needs more steel to support, and so not only the use amount of steel is comparatively large, and causes serious impact to the flow field of flue gas, and then affects the denitration efficiency of reactor.In order to reduce the weight of fairing, also have some designers to be connected by multiple parallel reinforcing bar by multiple parallel cowling panel to be integrated, although fairing quality is less, but the effect of single-phase rectifier can only be played, its rectification effect is not good, and the rigidity of the fairing of this structure is less, yet needs, bracing frame is set separately and supports.
Because fairing self has certain rigidity, if supported by bracing frame, will cause stressed redundancy, its design is reasonable not again.
Given this utility model is proposed.
Utility model content
The purpose of this utility model is for overcoming the deficiencies in the prior art, and provide a kind of and save steel, fairing rectification effect is better, and inside reactor structure is simple, the novel Benitration reactor less on flue gas flow field impact.
In order to realize this object, the utility model adopts following technical scheme: a kind of novel Benitration reactor, comprise reactor body, described reactor body is provided with smoke inlet, fairing, catalyst layer and exhanst gas outlet successively along flow of flue gas direction, to be that multiple grid plate a of be arrangeding in parallel respectively and grid plate b is crisscross fix and form the rectification passage of multiple rectangle or parallelogram described fairing, and the intersection of described grid plate a and grid plate b is for being fixedly connected with; Described fairing is directly fixedly connected with the madial wall of reactor.Described fairing self has the rigidity that one can carry deadweight, do not need to increase separately supporting construction and support effect, effectively reduce the consumption of steel, and the structure of inside reactor is simplified, reduce the impact on flue gas flow field, effectively improve the denitration performance of reactor.Multiple rectangle of this rectification passage or parallelogram have the effect of biphase rectification, improve the rectification effect of flue gas.
In aforesaid this novel Benitration reactor, the grid plate a of described fairing is directly fixedly connected with the madial wall of reactor with the end of grid plate b; By welding or the fixing of bolt group, the fairing be made up of grid plate a and grid plate b can be fixed on inside reactor.
Or the grid plate a of described fairing is fixedly connected with the madial wall of reactor by a connection piece with the end of grid plate b.
Convenient also fairing can be divided into several modules to load and transport, the grid plate a of separate modular welds with adopting between grid plate b, adopts bolt group to connect between module.When adopting bolt group to connect, need to increase angle steel as connector, two limits, the grid plate a and grid plate a of angle steel are provided with the hole of matching, and by bolt group and angle steel, grid plate a and grid plate b are connected into a rigid structure.Or multiple separate modular is carried out Site Welding.
In aforesaid this novel Benitration reactor, described fairing comprises a frame, multiple grid plate a of be arrangeding in parallel respectively and grid plate b is crisscross is fixed in frame, the frame of described fairing directly or be fixedly connected with the madial wall of reactor by multiple Connection Block.Described fairing forms an overall structure jointly by frame, grid plate a and grid plate b, fairing directly can be welded by frame or be fixed on the madial wall of reactor by bolt group; Also can be fixed on the Connection Block on frame and be connected with the inner side of reactor by multiple.Described Connection Block is preferably connected with the intersection of grid plate b with grid plate a, improves the mechanical property of the whole and part of fairing.The spacing of adjacent Connection Block is 500mm-2000mm.The global reliability of fairing and sidewall of reactor syndeton can be improved.
In aforesaid this novel Benitration reactor, described grid plate a and grid plate b is comb shaped structure, and grid plate a is corresponding with the teeth groove of the comb shaped structure of grid plate b to be equipped with, and cooperation place is fixedly connected with.Often select welding or bolt group to be fixedly connected with, preferred weld, make grid plate a and grid plate b shape in aggregates and there is the rigid structure that can carry own wt.The grid plate a of comb shaped structure and grid plate b is adopted to be convenient to the one processing of fairing.
In aforesaid this novel Benitration reactor, described grid plate a and grid plate b have substantially identical structure and height, and grid plate a all contacts engaging with the teeth groove corresponding section of grid plate b, and engaging place is for being welded to connect.
In aforesaid this novel Benitration reactor, described grid plate a is fixedly connected with frame with the end of grid plate b.
In aforesaid this novel Benitration reactor, described Connection Block is I-steel or H profile steel.The Connection Block of other structure can also be adopted, preferred I-steel or H profile steel.
In aforesaid this novel Benitration reactor, parallelly on contiguous catalyst layer one side of described fairing be provided with multiple carrier bar, described carrier bar is connected with grid plate b, and described carrier bar is provided with catalyst module handling apparatus.At inside reactor, the below of fairing is provided with catalyst layer, when handling catalyst module, the handling apparatus needing top to arrange carries out handling to it, the setting of this kind of carrier bar, not only simplify the structure of inside reactor, and the two ends carrier bar that is welded on reactor wall not only has the function as catalyst module handling apparatus, and improve the rigidity of fairing to a certain extent.
In aforesaid this novel Benitration reactor, described carrier bar comprises the first plate and the second plate, and it is T-shaped carrier bar that the one side that the first described plate is vertically fixed on the second plate forms section.General handling apparatus often uses underslung chain block.
In aforesaid this novel Benitration reactor, described carrier bar is fixedly connected with grid plate b by the free sidewall of the first plate, and the two ends of described carrier bar are fixedly connected with the madial wall of reactor, described catalyst module handling apparatus hang on the below of T-shaped carrier bar.
In aforesaid this novel Benitration reactor, the spacing of adjacent louver plate a is 500-1200mm; The spacing of adjacent louver plate b is 40-150mm, and described grid plate b is longer than grid plate a.More suitable interval is chosen according to actual conditions.
In aforesaid this novel Benitration reactor, described grid plate a and grid plate b thickness are 3-10mm, and width is 250-400mm, and material is the sheet material of Q235 or Q345.When reactor is larger, the increasing that thickness of slab and width can be suitable, for reducing the weight of fairing, when improving the rigidity of fairing, can select the steel plate of Q345 material.
After adopting technical scheme described in the utility model, bring following beneficial effect: compared with prior art, fairing described in the utility model is a rigid structure with carrying deadweight ability, this fairing does not need supporting construction to support, not only reduce the use amount of steel, and make the structure of inside reactor more simple, reduce the impact on flue gas flow field; In addition, this rectification passage has the function of biphase rectification, has better rectification effect, improves the denitration efficiency of Benitration reactor.
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.
Accompanying drawing explanation
Fig. 1: the structural representation of Benitration reactor;
Fig. 2: the oblique view one of fairing;
Fig. 3: the oblique view two of fairing;
The A-A sectional view of Fig. 4: Fig. 1;
The partial enlarged view A of Fig. 5: Fig. 3;
The partial enlarged view B of Fig. 6: Fig. 4.
Wherein: 1, smoke inlet, 2, fairing, 3, catalyst layer, 4, exhanst gas outlet, 5, grid plate a, 6, grid plate b, 7, rectification passage, 8, Connection Block, 9, frame, 10, carrier bar, the 11, first plate, the 12, second plate, 13, catalyst module handling apparatus.
Detailed description of the invention
Specific embodiment of the utility model 1: a kind of novel Benitration reactor, as shown in Figure 1, comprises reactor body, described reactor body is provided with smoke inlet 1, fairing 2, catalyst layer 3 and exhanst gas outlet 4 successively along flow of flue gas direction.
As Fig. 2, Fig. 3 or as shown in Figure 5, to be that multiple grid plate a5 of be arrangeding in parallel respectively and grid plate b6 is crisscross fix and form the rectification passage 7 of multiple rectangle fairing 2, and the intersection of described grid plate a5 and grid plate b6 is for being fixedly connected with; Described fairing 2 is directly fixedly connected with the madial wall of reactor.Described fairing 2 comprises a frame 9, multiple grid plate a5 of be arrangeding in parallel respectively and grid plate b6 is crisscross is fixed in frame 9, and the frame 9 of described fairing 2 is fixedly connected with the madial wall of reactor by multiple Connection Block 8.Described Connection Block 8 is located at grid plate a5 or grid plate b6 and frame 9 intersection.Described grid plate a5 and grid plate b6 is comb shaped structure, and grid plate a5 is corresponding with the teeth groove of the comb shaped structure of grid plate b6 to be equipped with, and cooperation place is fixedly connected with.Described grid plate a5 and grid plate b6 have substantially identical structure and height, and grid plate a5 all contacts engaging with the teeth groove corresponding section of grid plate b6, and engaging place is for being welded to connect.Described Connection Block 8 is I-steel, and the spacing of adjacent Connection Block 8 is 600mm.
As shown in figures 2 or 4, parallelly on contiguous catalyst layer 3 one side of described fairing 2 be provided with multiple carrier bar 10, described carrier bar 10 is connected with grid plate b6, described carrier bar 10 be provided with can relatively carrier bar slide catalyst module handling apparatus 13.
As shown in Figure 6, described carrier bar 10 comprises the first plate 11 and the second plate 12, and it is T-shaped carrier bar 10 that the one side that the first described plate 11 vertically or is approximately perpendicularly fixed on the second plate 12 forms section.Described carrier bar 10 is fixedly connected with grid plate b6 by the free sidewall of the first plate 11, and the described two ends of carrier bar 10 are fixedly connected with the madial wall of reactor, and described catalyst module handling apparatus 13 hang on the below of T-shaped carrier bar 10.
In the fairing of said structure, the spacing of adjacent louver plate a5 is 600mm; The spacing of adjacent louver plate b6 is 80mm, and described grid plate b6 is longer than grid plate a5.Described grid plate a5 and grid plate b6 thickness are 4mm, and width is 300mm, and material is the sheet material of Q345.
Specific embodiment of the utility model 2: a kind of novel Benitration reactor, comprise reactor body, described reactor body is provided with smoke inlet 1, fairing 2, catalyst layer 3 and exhanst gas outlet 4 successively along flow of flue gas direction, to be that multiple grid plate a5 of be arrangeding in parallel respectively and grid plate b6 is crisscross fix and form the rectification passage 7 of multiple rectangle described fairing 2, and the intersection of described grid plate a5 and grid plate b6 is for being fixedly connected with; Described fairing 2 is directly fixedly connected with the madial wall of reactor.The grid plate a5 of described fairing 2 is directly fixedly connected with the madial wall of reactor with the end of grid plate b6.Described grid plate a5 and grid plate b6 is comb shaped structure, and grid plate a5 is corresponding with the teeth groove of the comb shaped structure of grid plate b6 to be equipped with, and cooperation place is fixedly connected with.Described grid plate a5 and grid plate b6 have substantially identical structure and height, and grid plate a5 all contacts engaging with the teeth groove corresponding section of grid plate b6, and engaging place is for being welded to connect.Parallelly on contiguous catalyst layer 3 one side of described fairing 2 be provided with multiple carrier bar 10, described carrier bar 10 is connected with grid plate b6, and described carrier bar 10 is provided with catalyst module handling apparatus 13.Described carrier bar 10 comprises the first plate 11 and the second plate 12, and it is T-shaped carrier bar 10 that the one side that the first described plate 11 vertically or is approximately perpendicularly fixed on the second plate 12 forms section.Described carrier bar 10 is fixedly connected with grid plate b6 by the free sidewall of the first plate 11, and the described two ends of carrier bar 10 are fixedly connected with the madial wall of reactor, and described catalyst module handling apparatus 13 hang on the below of T-shaped carrier bar 10.The spacing of adjacent louver plate a5 is 500mm; The spacing of adjacent louver plate b6 is 150mm, and described grid plate b6 is longer than grid plate a5.Described grid plate a5 and grid plate b6 thickness are 4mm, and width is 350mm, and material is the sheet material of Q235.
Specific embodiment of the utility model 3: a kind of novel Benitration reactor, comprise reactor body, described reactor body is provided with smoke inlet 1, fairing 2, catalyst layer 3 and exhanst gas outlet 4 successively along flow of flue gas direction, to be that multiple grid plate a 5 of be arrangeding in parallel respectively and grid plate b6 is crisscross fix and form the rectification passage 7 of multiple rectangle or parallelogram described fairing 2, and the intersection of described grid plate a5 and grid plate b6 is for being fixedly connected with; Described fairing 2 is directly fixedly connected with the madial wall of reactor.The grid plate a5 of described fairing 2 is directly fixedly connected with the madial wall of reactor by a connection piece with the end of grid plate b6.Described fairing 2 comprises a frame 9, multiple grid plate a5 of be arrangeding in parallel respectively and grid plate b6 is crisscross is fixed in frame 9, and the frame 9 of described fairing 2 is directly fixedly connected with the madial wall of reactor.Described grid plate a5 and grid plate b6 is comb shaped structure, and grid plate a5 is corresponding with the teeth groove of the comb shaped structure of grid plate b6 to be equipped with, and cooperation place is fixedly connected with.Described grid plate a5 and grid plate b6 have substantially identical structure and height, and grid plate a5 all contacts engaging with the teeth groove corresponding section of grid plate b6, and engaging place is for being welded to connect.Described grid plate a5 is fixedly connected with frame 9 with the end of grid plate b6.Described Connection Block 8 is H profile steel, and the spacing of adjacent Connection Block 8 is 700mm, parallelly on contiguous catalyst layer 3 one side of described fairing 2 be provided with multiple carrier bar 10, described carrier bar 10 is connected with grid plate b6, and described carrier bar 10 is provided with catalyst module handling apparatus 13.Described carrier bar 10 comprises the first plate 11 and the second plate 12, and it is T-shaped carrier bar 10 that the one side that the first described plate 11 vertically or is approximately perpendicularly fixed on the second plate 12 forms section.Described carrier bar 10 is fixedly connected with grid plate b6 by the free sidewall of the first plate 11, and the described two ends of carrier bar 10 are fixedly connected with the madial wall of reactor, and described catalyst module handling apparatus 13 hang on the below of T-shaped carrier bar 10.The spacing of adjacent louver plate a5 is 1200mm; The spacing of adjacent louver plate b6 is 150mm, and described grid plate b6 is longer than grid plate a5.Described grid plate a5 and grid plate b6 thickness are 10mm, and width is 300mm, and material is the sheet material of Q345.
The foregoing is only preferred embodiment of the present utility model; it should be pointed out that for the ordinary skill in the art, do not departing under the utility model principle prerequisite; can also make various deformation and improvement, this also should be considered as protection domain of the present utility model.
Claims (10)
1. a novel Benitration reactor, comprise reactor body, described reactor body is provided with smoke inlet (1), fairing (2), catalyst layer (3) and exhanst gas outlet (4) successively along flow of flue gas direction, it is characterized in that: described fairing (2) is fixed for multiple grid plate a (5) of be arrangeding in parallel respectively and grid plate b (6) is crisscross and formed the rectification passage (7) of multiple rectangle or parallelogram, and the intersection of described grid plate a (5) and grid plate b (6) is for being fixedly connected with; Described fairing (2) is directly fixedly connected with the madial wall of reactor.
2. novel Benitration reactor according to claim 1, is characterized in that: the grid plate a (5) of described fairing (2) is directly fixedly connected with the madial wall of reactor with the end of grid plate b (6); Or the grid plate a (5) of described fairing (2) is fixedly connected with the madial wall of reactor by a connection piece with the end of grid plate b (6).
3. novel Benitration reactor according to claim 1, it is characterized in that: described fairing (2) comprises a frame (9), multiple grid plate a (5) of be arrangeding in parallel respectively and grid plate b (6) is crisscross is fixed in frame (9), the frame (9) of described fairing (2) directly or be fixedly connected with the madial wall of reactor by multiple Connection Block (8).
4. according to the novel Benitration reactor of claim 1-3 described in any one, it is characterized in that: described grid plate a (5) and grid plate b (6) is comb shaped structure, grid plate a (5) is corresponding with the teeth groove of the comb shaped structure of grid plate b (6) to be equipped with, and cooperation place is fixedly connected with.
5. novel Benitration reactor according to claim 4, it is characterized in that: described grid plate a (5) and grid plate b (6) have substantially identical structure and height, grid plate a (5) all contacts engaging with the teeth groove corresponding section of grid plate b (6), and engaging place is for being welded to connect.
6. novel Benitration reactor according to claim 3, is characterized in that: described grid plate a (5) is fixedly connected with frame (9) with the end of grid plate b (6).
7. novel Benitration reactor according to claim 3, is characterized in that: described Connection Block (8) is I-steel or H profile steel.
8. the novel Benitration reactor according to Claims 2 or 3, it is characterized in that: parallelly on contiguous catalyst layer (3) side of described fairing (2) be provided with multiple carrier bar (10), described carrier bar (10) is connected with grid plate b (6), and described carrier bar (10) is provided with catalyst module handling apparatus (13).
9. novel Benitration reactor according to claim 8, it is characterized in that: described carrier bar (10) comprises the first plate (11) and the second plate (12), the one side that described the first plate (11) is vertically fixed on the second plate (12) forms the carrier bar (10) that section is T-shaped type.
10. novel Benitration reactor according to claim 9, it is characterized in that: described carrier bar (10) is fixedly connected with grid plate b (6) by the free sidewall of the first plate (11), and the two ends of described carrier bar (10) are fixedly connected with the madial wall of reactor, described catalyst module handling apparatus (13) hang on the below of T-shaped carrier bar (10).
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| CN201420462665.XU CN204017665U (en) | 2014-08-15 | 2014-08-15 | A kind of novel Benitration reactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105561784A (en) * | 2016-02-26 | 2016-05-11 | 北京峰业电力环保工程有限公司 | Rectifying grille device for denitration technology |
| CN106237839A (en) * | 2016-08-25 | 2016-12-21 | 东方电气集团东方锅炉股份有限公司 | Accumulatingdust disturbing flow device for the notch cuttype bilayer fairing of SCR denitration |
| CN115339779A (en) * | 2022-08-12 | 2022-11-15 | 凯迈(洛阳)机电有限公司 | Granulator starting head water tank capable of being disassembled quickly |
| CN115626713A (en) * | 2022-11-21 | 2023-01-20 | 北京博汇特环保科技股份有限公司 | Sewage lifting device and biochemical reactor |
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2014
- 2014-08-15 CN CN201420462665.XU patent/CN204017665U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105561784A (en) * | 2016-02-26 | 2016-05-11 | 北京峰业电力环保工程有限公司 | Rectifying grille device for denitration technology |
| CN106237839A (en) * | 2016-08-25 | 2016-12-21 | 东方电气集团东方锅炉股份有限公司 | Accumulatingdust disturbing flow device for the notch cuttype bilayer fairing of SCR denitration |
| CN106237839B (en) * | 2016-08-25 | 2019-05-21 | 东方电气集团东方锅炉股份有限公司 | The accumulatingdust disturbing flow device of the double-deck fairing of step type for SCR denitration |
| CN115339779A (en) * | 2022-08-12 | 2022-11-15 | 凯迈(洛阳)机电有限公司 | Granulator starting head water tank capable of being disassembled quickly |
| CN115339779B (en) * | 2022-08-12 | 2024-04-30 | 凯迈(洛阳)机电有限公司 | Quick-dismantling start head water tank of granulator |
| CN115626713A (en) * | 2022-11-21 | 2023-01-20 | 北京博汇特环保科技股份有限公司 | Sewage lifting device and biochemical reactor |
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Address after: 100097 Beijing City, Haidian District Zizhuyuan 120 Patentee after: DATANG ENVIRONMENT INDUSTRY GROUP CO., LTD. Address before: 100097 Beijing City, Haidian District Zizhuyuan 120 Patentee before: Datang scientific and technological industry Group Co.,Ltd |