CN105107378B - A kind of module cage and assemble method for SCR denitration - Google Patents
A kind of module cage and assemble method for SCR denitration Download PDFInfo
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- CN105107378B CN105107378B CN201510609145.6A CN201510609145A CN105107378B CN 105107378 B CN105107378 B CN 105107378B CN 201510609145 A CN201510609145 A CN 201510609145A CN 105107378 B CN105107378 B CN 105107378B
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- casing
- bottom plate
- top plate
- module cage
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Abstract
A kind of module cage and assemble method for SCR denitration, it is characterised in that the casing of the module cage is by top plate, front, rear, left and right side plate, top plate and bottom plate；The top plate is flase floor, and the bottom plate is by underframe and is spaced at underframe upper backup pad and forms, and a side of the supporting plate is dentation, and described dentation side is set vertically upward；Fixed between the top plate, front, rear, left and right side plate, top plate and bottom plate by the bolt hole bolt connection set by each plate periphery, and have gap between the vertical edge of described each side plate.Module cage assemble method of the present invention can be effectively in control module between monomer and monomer pretightning force size, catalyst elements are fixed in casing by each catalyst that can be in guard box body with cabinet wall and catalyst each unit by mutual caused frictional force, will not destroy monomer because the pretightning force between monomer and monomer is excessive again.
Description
Technical field
The present invention relates to the module cage technical field of SCR denitration, for thermal power generation denitrating system.
Background technology
Nitrogen oxides (NOXIncluding NO, NO2Etc. compound) it is to cause one of major pollutants of atmosphere pollution, SCR system
It is NOXEffective control method, and the core that catalyst reacts as SCR denitration, its quality and performance are directly connected to denitration
The height of efficiency, so, protection device of the module cage as SCR catalyst, played in terms of catalyst shape is maintained heavy to closing
The effect wanted.
The length of denitrating catalyst is all customized according to project, i.e., is determined according to exhaust gas volumn, smoke components etc., this
Require the specification of module cage according to catalyst elements length change.Existing technique be using monoblock screen and bottom plate, cover plate,
Plate-side plate welding connects comprising modules.Because each several part is using being welded to connect, it is impossible in effective control module monomer and monomer it
Between pretightning force size, easily cause module cage outer shape change, be unfavorable for subsequent installation.
The content of the invention
In order to improve prior art, the present invention provides a kind of module cage and assemble method of SCR denitration, to solve
The deficiencies of catalyst elements discontinuity, spillage of material are greatly in certainly existing assembling process, flue gas circulation area is small.
The present invention solves technical problem and adopted the following technical scheme that：
A kind of module cage for SCR denitration, its design feature are：The casing of the module cage mainly by
Front, rear, left and right side plate, top plate and bottom plate composition；The top plate is flase floor, and the bottom plate is by underframe and is spaced at bottom
Frame upper backup pad forms, and a side of the supporting plate is dentation, and described dentation side is set vertically upward；The top
Fixed between plate, front, rear, left and right side plate, top plate and bottom plate by the bolt hole bolt connection set by each plate periphery, and it is described
Each side plate vertical edge between have resigning gap.
Further, the bottom inside of the front, rear, left and right side plate is provided with the dust block board tilted down into casing.
Further, the top plate of the casing is provided with the hanger for being easy to lifting.
Further, it is additionally provided with metal filter screen on the top plate.
Further, the bottom plate of the module cage and top plate are made up of left bottom plate, right bottom plate, left roof, right top plate respectively, institute
State the central dividing plate that casing also includes separating casing or so.
A kind of assemble method of SCR denitration module is claimed simultaneously in the present invention, and its feature is, including right
It is required that the module cage in 1-4 described in any one, specific number of assembling steps is as follows：
A) back side panel is lain in a horizontal plane on assembly platform, left and right bottom plate is first installed, left and right bottom plate is passed through by bolt
It is fixed in the bolt hole of floor peripheral on back side panel, central dividing plate is installed while left and right bottom plate is installed, by centre
The bottom clamping of dividing plate is in the centre of left and right bottom plate；
B) by step A) top plate is fixed on back side panel by same method；
C bar shaped ceramic fibre mat piece) is pasted in the left and right side wall of central dividing plate；Then by cuboid catalyst elements
Be aligned in casing and filled up to casing one by one, wherein between catalyst elements set ceramic fibre pad with to catalyst elements it
Between formed sealing；
D) after the populated catalyst elements of casing, left and right side plate, bolt installation direction and the catalysis of left and right side plate are installed
Agent element length direction is vertical, and left and right side plate is tightened on top plate and bottom plate by bolt, and squeezing by left and right side plate
Catalyst elements in casing are fixed in casing by pressure；
E) front side board is finally installed, and to being welded between box side and side plate using angle steel, denitrating catalyst mould
Block is completed.
Compared with the prior art, the present invention has the beneficial effect that：
SCR denitration module cage provided by the invention can more effectively prevent from urging compared with existing installation module
Agent duct is blocked by dust, and ceramic fibre pad can increase the frictional force between catalyst elements, prevent in hoisting process
Misplace and drop；The buffering between catalyst elements can be increased, prevent that catalyst elements in assembling process from leaning on excessively near and make
Unit is destroyed；And can prevent flue gas between unit by preventing upstream device from causing to corrode.
Module cage assemble method of the present invention can be effectively in control module between monomer and monomer pretightning force size, Ji Nengbao
Each catalyst and cabinet wall in casing and catalyst each unit are demonstrate,proved by mutual caused frictional force by catalyst list
Member is fixed in casing, will not destroy monomer because the pretightning force between monomer and monomer is excessive again.
Brief description of the drawings
Fig. 1 is casing erectility structural representation of the present invention.
Fig. 2 is casing handstand filling structure schematic diagram of the present invention.
Fig. 3 is casing assembled state schematic diagram of the present invention.
Fig. 4 is box bottom structural representation of the present invention.
Fig. 5 is roof box structural representation of the present invention.
Fig. 6 is casing dust block board structural representation of the present invention.
Reference：1 top plate, 2 front side boards, 3 back side panels, 4 left plates, 5 right plates, 6 bottom plates, 61 underframes, 62 supporting plates,
7 central dividing plates, 8 dust block boards, 9 hangers.
Explanation is further explained to technical solution of the present invention by specific embodiment below in conjunction with accompanying drawing.
Embodiment
Embodiment 1
Referring to accompanying drawing, a kind of module cage for SCR denitration, the casing of the module cage is mainly by top plate 1, front side
Plate 2, back side panel 3, left plate 4, right plate 5 and bottom plate 6 form；The flase floor that wherein top plate 1 is welded by steel plate, and top plate
In all steel plates thickness direction it is vertical with the short transverse holding of casing cause, bottom plate 6 is made up of underframe 61 and supporting plate 62, bottom
Frame is welded by steel plate, and the thickness direction of same steel plate is vertical with the short transverse of casing；On underframe along its length between
Every being welded with multiple supporting plates 62, supporting plate 62 is also steel plate, and the wherein long side of supporting plate 62 1 is dentation, and dentation side is in casing
In for vertically upward, the teeth groove of dentation is inverted trapezoidal；Top plate, front, rear, left and right side plate, the periphery of top plate and bottom plate are provided with multiple
Connection bolt hole, it is bolted to connection between each plate, and has certain resigning between the vertical connection side of each side plate
Gap, after position is bolted to, one angle steel of the logical welding in vertical connection side of each side plate, so that casing to be integrally fixed.
When in use, module cage is supported on framework module cage of the present invention by the base of side plate, due to the thickness of side plate
Less than the frame width supported, therefore in order to avoid using smoke settlement to cause accumulation to cause to be located at framework on framework
The blocking in the catalyst elements hole at edge, set on the inside of the surrounding of each side plate to the tilted gear for the playing guide functions ash of casing
Plate 8, to avoid flue gas from circling round and be deposited on framework above framework.Dust block board 8 has with inclined side and a connection side, connection
Side is provided with bolt hole, is bolted on the bottom of each side plate.
Conventional module cage appearance and size is 1905*965mm, in order to strengthen the stabilization of each catalyst elements in module cage
Property, a central dividing plate that casing or so is separated is set, and corresponding is set to bottom plate and top plate at left bottom plate, right bottom
Plate, left roof, the Split type structure form of right top plate.
During concrete application, the top of module box body is provided with wire netting and enters modular tank for blocking the dust of bulky grain
It is interior.
For the ease of the transport of module cage, installation, the hanger 9 for being easy to lifting is set on top plate.
Embodiment 2
A kind of assemble method of SCR denitration module, including module cage in embodiment 1 and dress with module cage
Cuboid catalyst elements, its specific number of assembling steps is as follows：
A) back side panel is lain in a horizontal plane on assembly platform, left and right bottom plate is first installed, left and right bottom plate is passed through by bolt
It is fixed in the bolt hole of floor peripheral on back side panel, central dividing plate is installed while left and right bottom plate is installed, by centre
Two of dividing plate is clamped in the centre of left and right bottom plate；
B) by step A) top plate is fixed on back side panel by same method；
C bar shaped ceramic fibre mat piece) is pasted in the left and right side wall of central dividing plate；Then by cuboid catalyst elements
Be aligned in casing and filled up to casing one by one, wherein between catalyst elements set ceramic fibre pad with to catalyst elements it
Between formed sealing；There is gap between the bottom of catalyst elements and the bottom plate of casing, avoids being stressed directly contact.
D) after the populated catalyst elements of casing, left and right side plate, bolt installation direction and the catalysis of left and right side plate are installed
Agent element length direction is vertical, and left and right side plate is tightened on top plate and bottom plate by bolt, and squeezing by left and right side plate
Catalyst elements in casing are fixed in casing by pressure；
E) front side board is finally installed, and to being welded between box side and side plate using angle steel, denitrating catalyst mould
Block is completed.
In specific installation, in order to which effective fixation to cuboid catalyst elements in casing can be reached, it is unlikely to again
Pretension force is excessive and destroys catalyst elements, torque spanner is used when bolt is tightened, bolt torque is in 75.0N.m-76.1N.m
Between, each catalyst that can be in guard box body passes through mutual caused frictional force with cabinet wall and catalyst each unit
Catalyst elements are fixed in casing, will not destroy monomer because the pretightning force between monomer and monomer is excessive again.
It should be understood that example as described herein and embodiment can be made only for explanation, those skilled in the art according to it
Various modifications or change, in the case where not departing from spirit of the invention, belong to protection scope of the present invention.
Claims (6)
- A kind of 1. module cage for SCR denitration, it is characterised in that the casing of the module cage mainly by it is forward and backward, Left and right side plate, top plate and bottom plate composition；The top plate is flase floor, and the bottom plate is propped up by underframe and being spaced on underframe Fagging forms, and a side of the supporting plate is dentation, and described dentation side is set vertically upward；It is described it is forward and backward, left, Fixed between right plate, top plate and bottom plate by the bolt hole bolt connection set by each plate periphery, and described each side plate is perpendicular There is gap between side；After position is bolted to, one angle steel of the logical welding in vertical connection side of each side plate, integrally to enter to casing Row is fixed.
- A kind of 2. module cage for SCR denitration according to claim 1, it is characterised in that it is described it is forward and backward, The bottom inside of left and right side plate is provided with the dust block board tilted down into casing.
- 3. a kind of module cage for SCR denitration according to claim 1, it is characterised in that the casing Top plate is provided with the hanger for being easy to lifting.
- 4. a kind of module cage for SCR denitration according to claim 1, it is characterised in that on the top plate It is additionally provided with metal filter screen.
- A kind of 5. module cage for SCR denitration according to claim 1, it is characterised in that the module cage Bottom plate and top plate be made up of respectively left bottom plate, right bottom plate, left roof, right top plate, the casing also include by casing or so every The central dividing plate opened.
- 6. a kind of assemble method of SCR denitration module, it is characterised in that including any one institute in claim 1-4 The module cage stated, specific number of assembling steps are as follows：A) back side panel is lain in a horizontal plane on assembly platform, left and right bottom plate is first installed, left and right bottom plate and bottom are passed through by bolt The bolt hole on plate periphery is fixed on back side panel, central dividing plate is installed while left and right bottom plate is installed, by central dividing plate Bottom clamping in the centre of left and right bottom plate；B) by step A) top plate is fixed on back side panel by same method；C bar shaped ceramic fibre mat piece) is pasted in the left and right side wall of central dividing plate；Then by cuboid catalyst elements one by one It is aligned in casing and is filled up to casing, ceramic fibre pad is set wherein between catalyst elements with to shape between catalyst elements Into sealing；D) after the populated catalyst elements of casing, left and right side plate, bolt installation direction and the catalyst list of left and right side plate are installed First length direction is vertical, and left and right side plate is tightened on top plate and bottom plate by bolt, and the extruding force for passing through left and right side plate Catalyst elements in casing are fixed in casing；E) front side board is finally installed, and to being welded between box side and side plate using angle steel, denitrification catalyst module group Install into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510609145.6A CN105107378B (en) | 2015-09-22 | 2015-09-22 | A kind of module cage and assemble method for SCR denitration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510609145.6A CN105107378B (en) | 2015-09-22 | 2015-09-22 | A kind of module cage and assemble method for SCR denitration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105107378A CN105107378A (en) | 2015-12-02 |
| CN105107378B true CN105107378B (en) | 2018-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510609145.6A Expired - Fee Related CN105107378B (en) | 2015-09-22 | 2015-09-22 | A kind of module cage and assemble method for SCR denitration |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105597536B (en) * | 2015-12-21 | 2018-02-09 | 启源（西安）大荣环保科技有限公司 | A kind of corrugated denitrating catalyst unit assembly platform and assemble method |
| JP6444329B2 (en) * | 2016-03-24 | 2018-12-26 | ヤンマー株式会社 | Catalytic reactor and ship equipped with the same. |
| CN108732928A (en) * | 2018-09-19 | 2018-11-02 | 南京蔚岚环境技术研究院有限公司 | Hydrocone type industrial source denitration control system and control method |
| CN110496532A (en) * | 2019-09-30 | 2019-11-26 | 河南柴油机重工有限责任公司 | The fixation device of catalyst module in a kind of ship machine SCR reaction unit |
| CN111138164B (en) * | 2019-12-30 | 2022-08-19 | 安徽元琛环保科技股份有限公司 | Denitration catalyst module frame based on ceramic matrix and preparation method thereof |
| CN112044266B (en) * | 2020-08-26 | 2022-03-08 | 江苏龙净科杰环保技术有限公司 | Catalyst installation iron box |
| CN113232243B (en) * | 2021-01-16 | 2022-12-06 | 温州南冠机械有限公司 | SCR denitration catalyst production mold and production method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002028494A (en) * | 1997-04-02 | 2002-01-29 | Nippon Sheet Glass Co Ltd | Photocatalyst carrier, and producing method thereof |
| CN201596465U (en) * | 2010-01-14 | 2010-10-06 | 中电投远达环保工程有限公司 | Denitration system favorable for blowing deposited dust |
| CN202346169U (en) * | 2011-09-21 | 2012-07-25 | 江苏龙源催化剂有限公司 | Packing case of denitration catalyzer module |
| CN204952668U (en) * | 2015-09-22 | 2016-01-13 | 易能（马鞍山）大气治理科技有限公司 | A MODULE CASE for SCR denitration catalyst |
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Address after: 243000 Anhui city of Ma'anshan province by national high tech Development Zone Park Road No. 398 Applicant after: Is Environmental Technology Co. Ltd. Address before: 243000 Anhui city of Ma'anshan province by national high tech Development Zone Park Road No. 398 Applicant before: ENERXY (MA'ANSHAN) ATMOSPHERIC CONTROL TECHNOLOGY CO. LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20200922 |