CN104226076B - The manufacture method of adsorption tower and adsorption tower - Google Patents
The manufacture method of adsorption tower and adsorption tower Download PDFInfo
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- CN104226076B CN104226076B CN201410520055.5A CN201410520055A CN104226076B CN 104226076 B CN104226076 B CN 104226076B CN 201410520055 A CN201410520055 A CN 201410520055A CN 104226076 B CN104226076 B CN 104226076B
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Abstract
The present invention relates to desulphurization denitration technical field, relate in particular to the manufacture method of a kind of adsorption tower and adsorption tower, this adsorption tower comprises the feeder, tower body and the discharge portion that set gradually from top to bottom; Described tower body is formed by the stack of multiple identical tower body modular units, and sets up and multiplely make side by side the descending inside container cavity of material along airflow direction. The present invention is defined as tower body machine-shaping based on modular manufacture, and each tower body modular unit can be concentrated processing in factory, and the assembling that superposes successively when site operation is fixing. Application the present invention can make site operation amount greatly reduce, and has reduced the difficulty that tower body is manufactured, and has improved Product Precision, thereby has effectively promoted field work safe reliability; On the other hand, the convenience of the possibility based on preprocessing procedure arrangement, and Assembling just operation, makes adsorption tower manufacture meet the standard of industrialization standard production, can greatly reduce thus processing and manufacturing cost and the repair and maintenance cost of adsorption tower.
Description
Technical field
The present invention relates to desulphurization denitration technical field, relate in particular to a kind of adsorption tower and adsorption towerManufacture method.
Background technology
Adsorption tower is one of key reaction place of active carbon desulfurization denitration technology, the row of completing in towerPut the absorption of harmful substances from flue gases.
Refer to Fig. 1, the figure shows a kind of overall structure of typical adsorption tower in prior art and showIntention.
In the course of work, active carbon enters adsorption tower 10 inside from absorption top of tower, in tower bodyActive carbon is separated to form descending active carbon layer 12 side by side by porous plate 11. Pending flue gas certainlyFlow through to both sides two tower bodies the rear discharge of each active carbon layer 12 of laterally flowing through successively respectively of middle part;Charcoal absorption is full discharges from adsorption tower bottom after closing.
Based on the requirement of gas treatment ability, adsorption tower adopts multitower setting conventionally, for example, and fourTower is arranged side by side. But, being subject to the restriction of tower body height dimension, the design of existing integral type tower body has2 deficiencies below: site operation difficulty is larger on the one hand, directly has influence on the processing of adsorption towerPrecision; In addition, the on-the-spot processing mode of integral type tower body cannot adapt to industrialization standard production,Make the processing and manufacturing cost of adsorption tower high.
In view of this, be urgently optimized design for the structure of existing adsorption tower, guaranteeing baseOn the basis that this function needs, promote the operability of site operation, thereby be the product of adsorption towerIndustry standard production provides reliable guarantee.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is that existing integral type adsorption tower is existing, and construction is difficultLarge and the defect that can not industrialization standard production of degree.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of adsorption tower, comprise by extremely upperUnder the feeder, tower body and the discharge portion that set gradually; Described tower body is by multiple identical tower body mouldsModule unit stack forms, and sets up and multiplely make side by side the descending inside of material hold along airflow directionChamber.
Preferably, each described tower body modular unit comprises cuboid structural steel frame, and fixingOrifice plate and inner porous plate outside two outer baffles on described framework, two; Two described outsideBaffle plate and two described outer orifice plates enclose forming unit spatial accommodation, wherein, and described outer baffle edgeThe direction setting of flow of flue gas, outer orifice plate is along the direction setting of vertical flow of flue gas; Described insidePorous plate is placed in described unit spatial accommodation, and separating described unit spatial accommodation is along air-flow sideTo described inner container cavity arranged side by side.
Preferably, described framework is formed by channel-section steel welding, wherein, with two described outer orifice platesThe first channel-section steel section that upper lower limb is fixedly connected with is configured to: channel-section steel diapire is positioned at described tower body moduleOn the stack mating surface of unit; Be fixedly connected with the upper lower limb of two described outer baffles secondChannel-section steel section is configured to: channel-section steel one sidewall is positioned on the stack mating surface of described tower body modular unit.
Preferably, on the diapire of described the first channel-section steel section, offer connector mounting hole, and described inDescribed mounting hole in tower body modular unit described the first channel-section steel section opposing upper and lower is oppositely arranged,To install the relative position of fixing adjacent two the described tower body modular units of described connector.
Preferably, along the length direction of described the first channel-section steel section, described mounting hole has gradual change and cutsFace, the size of its maximum cross-section is greater than the corresponding size of described connector.
Preferably, described mounting hole is prismatic hole or tri-angle-holed or Long Circle hole, described connectionPart is bolt fastener.
Preferably, described inner porous plate is at least two.
The present invention also provides a kind of tower body modular unit for aforementioned adsorption tower, comprises cuboidStructural steel frame, and be fixed on two outer baffles on described framework, two outer orifice plates and insidePorous plate; Two described outer baffles and two described outer orifice plates enclose forming unit spatial accommodation,Wherein, described outer baffle is along the direction setting of flow of flue gas, and outer orifice plate is along vertical flow of flue gasDirection arranges; Described inner porous plate is placed in described unit spatial accommodation, separates described unitSpatial accommodation is to make side by side the descending inside container cavity of material along airflow direction.
The present invention also provides a kind of manufacture method of aforementioned adsorption tower, comprises the steps: to add in advanceTower body modular unit described in work; Described in the multiple described tower body modular units of on-the-spot stack assembling formTower body, and the assembling of having assembled described adsorption tower with feeder and discharge portion.
(3) beneficial effect
Technique scheme tool of the present invention has the following advantages: the tower body of adsorption tower described in this programmeAdopt multiple identical tower body modular unit stacks to form, set up thus multiple descending materials arranged side by sideInside container cavity, to meet the function needs of adsorption tower normality Matter Transfer, thus by tower bodyMachine-shaping is defined as based on modular manufacture, and each tower body modular unit can carry out in factoryConcentrate processing, the assembling that superposes successively when site operation is fixing. So arrange, on the one hand,Factory's preprocessing of tower body modular unit, improves the quality of products, and site operation amount is subtracted greatlyFew, embody an arrangement and method for construction with traditional integrated tower compared with, can greatly reduce making in site constructionDifficulty, has promoted job safety reliability; On the other hand, just based on preprocessing procedure arrangementPossibility, and the convenience of Assembling operation, makes adsorption tower manufacture meet industrializationThe standard of standard production, can reduce processing and manufacturing cost and the repair and maintenance of adsorption tower thus greatlyCost.
In preferred version of the present invention, each tower body modular unit adopts structural steel frame, at thisOn basis, be welded and fixed two outer baffles, two outer orifice plates and inner porous plate; There is structure letterSingle reliable and higher feature of bearing capacity. Further, with on outer orifice plate, lower limb is fixing connectsWhat connect is the first channel-section steel section, and is configured to: channel-section steel diapire is positioned at the folded of described tower body modular unitAdd on mating surface; Meanwhile, the second channel-section steel section configuration being fixedly connected with the upper lower limb of outer baffleBecome: channel-section steel one sidewall is positioned on the stack mating surface of tower body modular unit. That is to say, adjacentTwo outer orifice plate docking of modular unit are that face coordinates with face docking, directly dock with plate with respect to plateMode, this programme coordinates docking area larger, the outer wall of being more convenient to upper and lower mould module unit is realNow reliably align, thereby avoided tower body to leak material.
In another preferred version of the present invention, along the length direction of the first channel-section steel section, its diapireOn mounting hole there is gradual change cross section, the size of its maximum cross-section is greater than the corresponding size of connector;Like this, small activated carbon granule or the dust taken out of by flue gas, at the bottom of falling within tower body modular unitIn the first channel-section steel section of portion, most particles or dust can be from not plug-in mounting connections of mounting holeThe position of part leaks, and has effectively evaded and has accumulated for a long time the possibility that active carbon causes high temperature spontaneous combustion.In addition, due to the setting in gradual change cross section, can optionally determine the fixed position of connector,Can calibration eliminate the welding deformation of tower body modular unit by pre-fixing of ad-hoc location, also,After pre-fixing, carry out again the welding of adjacent towers module unit, further improved overall tower bodyProcessing and manufacturing precision.
Brief description of the drawings
Fig. 1 shows the overall structure schematic diagram of existing a kind of typical adsorption tower;
Fig. 2 is the tower body overall structure schematic diagram of adsorption tower described in detailed description of the invention;
Fig. 3 is the side direction view of Fig. 2;
Fig. 4 is the schematic diagram of tower body modular unit shown in Fig. 2;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is two groups of assembly relations that are arranged symmetrically with after the stack of tower body modular unit shown in Fig. 4Schematic diagram;
Fig. 7 is the A portion enlarged diagram of Fig. 6;
Fig. 8 is the B portion enlarged diagram of Fig. 5.
In Fig. 2-Fig. 8:
Tower body 1, tower body modular unit 2, framework 21, the first channel-section steel section 211, diapire 2111,Mounting hole 2112, the second channel-section steel section 212, sidewall 2121, outer baffle 22, outer orifice plate 23, inPortion's porous plate 24, inner container cavity 25, connector 26, pad 27.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is done further to retouch in detailState. Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Without loss of generality, present embodiment is elaborated as main body using four row adsorption towers,The magnitude setting that should be appreciated that adsorption tower is not construed as limiting for the application's core design.
Refer to Fig. 2 and Fig. 3, wherein, Fig. 2 is that the tower body of adsorption tower is whole described in present embodimentBody structure schematic diagram, visible four row adsorption towers; Fig. 3 is the side direction view of Fig. 2.
The tower body 1 of this adsorption tower is upper and lower is respectively arranged with feeder and discharge portion is (not shown in the figuresGo out), to set up the working cycles of active carbon; Wherein, pending flue gas from middle part to two effluentsThrough symmetrical tower body, and discharge after each active carbon layer of laterally flowing through successively respectively; With existingTechnology is identical, and the active carbon in adsorption tower forms descending active carbon layer, adsorbs the work after full closingProperty charcoal discharge from adsorption tower bottom. It should be noted that, adsorption tower enters described in present embodimentThe functional parts such as material portion and discharge portion, all can adopt existing techniques in realizing, therefore repeat no more herein.
In this programme, the tower body 1 of adsorption tower is split-type structural, specifically by setting gradually up and downMultiple identical tower body modular unit 2 stack form, and set up multiple descending materials arranged side by sideInner container cavity, to meet the function needs of adsorption tower normality Matter Transfer, each tower body module listUnit 2 can concentrate processing in factory, and the assembling that superposes successively when site operation is fixing.In order to describe the concrete structure of tower body modular unit 2 described in present embodiment in detail, please join in the lumpSee Fig. 4 and Fig. 5, wherein, Fig. 4 shows two structures that are arranged symmetrically with tower body modular unit and showsIntention, the top view that Fig. 5 is Fig. 4.
Shown in figure, each tower body modular unit 2 adopts shaped steel welding to form cuboid framework 21,After stack assembling, form thus the adsorption tower of square-section, obviously, for the absorption of circular cross-sectionTower, the design concept of application the application modular unit, the framework of its tower body modular unitShape should be cylindric accordingly substantially.
Here two outer baffles 22 and two the outer orifice plates 23 that are fixed on framework 21, enclose shapeBecoming unit spatial accommodation, is also the mobile idle area of inner active carbon. Equally, be fixed on frameOn frame 21, two inner porous plates 24 are placed in said units spatial accommodation, separate this unit and holdReceiving space is the inside container cavity 25 arranged side by side along airflow direction. Further as shown in Figure 6, this figureShow the assembly relation schematic diagram after upper and lower two groups of tower body modular units, 2 stacks. Special instruction, for the symmetrically arranged four row adsorption towers of diagram, only need to design a special towerModule unit, has further highlighted the industrialization standard production of modular unit formAdvantage.
Should be appreciated that the tower body that stack forms needs reliably aligning between neighbouring unit,To guarantee follow-up welding. Improve assembling operation efficiency, the tower that this programme provides for the ease of aligningThe plate of module unit preferably adopts the form of docking of face and face in the face of positive position. Particularly, frameFrame 21 is formed by channel-section steel welding, wherein, is fixedly connected with the upper lower limb of two outer orifice plates 23The first channel-section steel section 211 be configured to: channel-section steel diapire 2111 is positioned at the stack of tower body modular unit 2On mating surface, as shown in Figure 7, the A portion enlarged diagram that this figure is Fig. 6; With two outer gearsThe second channel-section steel section 212 that the upper lower limb of plate 22 is fixedly connected with is configured to: channel-section steel one sidewall 2121Be positioned on the stack mating surface of tower body modular unit 2.
So arrange, the docking between two outer orifice plates of neighbouring modular unit is face and facesConnect cooperation, the mode of directly docking with plate with respect to plate, this programme is convenient to upper and lower module list moreThe outer wall of unit is realized and reliably being aligned. After stack aligns between tower body modular unit, adopt WelderSkill achieves a fixed connection, and finally completes whole tower body; Obviously, structural steel frame 21 can also adoptThe standard steel section such as angle steel, I-steel, as long as can realize upper between neighbouring modular unitThe face of stating coordinates with face docking, all in the scope of the application's request protection.
As everyone knows, adopt welding procedure to realize being fixedly connected with between member, will produce weldingDistortion; Similarly, the welding forming of each tower body modular unit, more or less exists and is bound toThere is welding deformation. In order effectively to avoid welding deformation to accumulate the impact that aligns welding for tower body,After can superposeing, adopt connector to pre-fix, eliminate and proofread and correct this welding deformation. As Fig. 8 instituteShow the B portion enlarged diagram that this figure is Fig. 5.
On the diapire 2111 of the first channel-section steel section 211, offer connector mounting hole 2112, and towerMounting hole 2112 in module unit 2 the first channel-section steel section 211 opposing upper and lower is oppositely arranged,To install the relative position of connector 26 fixing adjacent two described tower body modular units, calibration disappearsExcept the welding deformation of tower body modular unit, also, after pre-fixing, carry out again adjacent towers module listThe welding of unit. When practice of construction, this connector 26 can be selected rivet or threaded fastener etc.Can be threaded onto the member in hole. As shown in Figure 8, in this programme, mounting hole 2112 is set to prismatic hole,Relatively short side diagonal is along the length direction setting of the first channel-section steel section 211, due to gradual change cross sectionArrange, can be according to the fixed position of definite connector of maximum distortion regioselectivity; PreferablyAdopt bolt and adaptive pad 27, nut to screw, realize weldering by pre-fixing of ad-hoc locationConnect the calibration of distortion.
Except connection pre-fixes function, when small activated carbon granule or dust are taken out of by flue gas,While falling to the first channel-section steel section 211 of tower body modular unit 2 bottoms, most particles and powderDirt can also not leak in the position of plug-in mounting connector 26 from mounting hole 2112, has effectively evaded lengthTime is accumulated the possibility that active carbon causes high temperature spontaneous combustion
Obviously, pre-fix and leak the function needs of material based on above-mentioned connection, mounting hole 2112 is office notBe limited to the prismatic shown in figure, need only the length direction along the first channel-section steel section 211, mounting hole 2112Have gradual change cross section, the size of its maximum cross-section is greater than the corresponding size of connector 26. ExampleAs, tri-angle-holed, Long Circle hole etc. In addition the mounting hole in each the first channel-section steel section 211,2112 can be set to multiple so that Multi-point force application pre-fixes.
More than provide the concrete structure of tower body modular unit 2, this tower of brief description application belowThe adsorption tower manufacture method of module unit.
First, preprocessing tower body modular unit 2; The tower body modular unit 2 of split setting can be suitable forMovement requirement, therefore can be transported to job site after factory's batch production;
Next, the multiple tower body modular units 2 of stack assembling form described tower body 1, tool at the sceneBody ground, after adjacent towers module unit 2 aligns substantially, two inner porous plates 24 are separated to formThree inner container cavities 25 also align respectively connection; Bolt is installed on to upper lower unit the first grooveIn the corresponding mounting hole of steel section 211, screw and eliminate after maximum weld distortion welding again and fix;
The assembling of finally, having assembled adsorption tower with feeder and discharge portion respectively. Certainly tower,The assembling of body 1 can be carried out on the basis that fixing discharge portion is installed.
Finally it should be noted that: above embodiment is only in order to technical scheme of the present invention to be described, andNon-to its restriction; Although the present invention is had been described in detail with reference to previous embodiment, abilityThe those of ordinary skill in territory is to be understood that: the skill that it still can be recorded aforementioned each embodimentArt scheme is modified, or part technical characterictic is wherein equal to replacement; And these are repaiiedChange or replace, not making the essence of appropriate technical solution depart from various embodiments of the present invention technical sideThe spirit and scope of case.
Claims (7)
1. an adsorption tower, comprises the feeder, tower body and the discharge portion that set gradually from top to bottom;It is characterized in that, described tower body is formed by multiple identical tower body modular unit stacks; Each instituteState tower body modular unit and comprise cuboid structural steel frame, and be fixed on two on described frameworkOuter baffle, two outer orifice plates and inner porous plate; Two described outer baffles and two described outer holesPlate encloses forming unit spatial accommodation; Wherein, described outer baffle is along the direction setting of flow of flue gas,Outer orifice plate is along the direction setting of vertical flow of flue gas; Described inner porous plate is placed in described unit to be heldReceive in space, separate described unit spatial accommodation and be along airflow direction make side by side material descending inPortion's container cavity; And in the middle of described unit spatial accommodation, be provided for passing into the passage of pending flue gas.
2. adsorption tower according to claim 1, is characterized in that, described framework is by grooveSteel welding forms, wherein, and the first groove being fixedly connected with the upper lower limb of two described outer orifice platesSteel section is configured to: channel-section steel diapire is positioned on the stack mating surface of described tower body modular unit; With twoThe second channel-section steel section that the upper lower limb of individual described outer baffle is fixedly connected with is configured to: channel-section steel one sidewallBe positioned on the stack mating surface of described tower body modular unit.
3. adsorption tower according to claim 2, is characterized in that, described the first channel-section steel sectionDiapire on offer connector mounting hole, and described tower body modular unit opposing upper and lower described inDescribed mounting hole in the first channel-section steel section is oppositely arranged, to install described connector fixing adjacent twoThe relative position of individual described tower body modular unit.
4. adsorption tower according to claim 3, is characterized in that, along described the first channel-section steelThe length direction of section, described mounting hole has gradual change cross section, and the size of its maximum cross-section is greater than instituteState the corresponding size of connector.
5. adsorption tower according to claim 4, is characterized in that, described mounting hole is ribShape hole or tri-angle-holed or Long Circle hole, described connector is bolt fastener.
6. according to the adsorption tower described in any one in claim 1 to 5, it is characterized in that instituteState inner porous plate and be at least two.
7. the manufacture method of adsorption tower described in any one in claim 1 to 6, is characterized in that,Comprise the steps:
Tower body modular unit described in preprocessing;
The multiple described tower body modular units of on-the-spot stack assembling form described tower body, and and feederThe assembling of having assembled described adsorption tower with discharge portion.
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| CN201410520055.5A CN104226076B (en) | 2014-09-30 | 2014-09-30 | The manufacture method of adsorption tower and adsorption tower |
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| CN201410520055.5A CN104226076B (en) | 2014-09-30 | 2014-09-30 | The manufacture method of adsorption tower and adsorption tower |
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| CN104226076B true CN104226076B (en) | 2016-05-18 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106237782A (en) * | 2016-08-22 | 2016-12-21 | 上海二十冶建设有限公司 | The modularity installation method of active carbon desulfurization denitration adsorption tower |
| CN107088357A (en) * | 2017-06-05 | 2017-08-25 | 史汉祥 | A kind of gas cleaning reactor and its manufacture method |
| CN110496494A (en) * | 2019-08-26 | 2019-11-26 | 五冶集团上海有限公司 | The installation method of sintering activity charcoal gas cleaning adsorption tower |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961981A (en) * | 2013-02-04 | 2014-08-06 | 邹国庆 | Drying adsorption tower convenient for loading-unloading and maintenance |
| CN203829871U (en) * | 2014-04-24 | 2014-09-17 | 湖北超越环保设备有限公司 | Activated carbon adsorption tower |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961981A (en) * | 2013-02-04 | 2014-08-06 | 邹国庆 | Drying adsorption tower convenient for loading-unloading and maintenance |
| CN203829871U (en) * | 2014-04-24 | 2014-09-17 | 湖北超越环保设备有限公司 | Activated carbon adsorption tower |
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Inventor after: Tan Min Inventor after: Xiao Zhongyuan Inventor after: Ye Hengdai Inventor after: Chen Yongming Inventor after: Li Xianwei Inventor after: Wang Yuefei Inventor before: Tan Min Inventor before: Xiao Zhongyuan Inventor before: Ye Hengdai |
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Effective date of registration: 20160729 Address after: 410007 Changsha City, Hunan province labor Road No. 1 Patentee after: ZhongYe Changtian International Engineering Co., Ltd. Patentee after: Baoshan Iron & Steel Co., Ltd. Address before: 410007 Changsha City, Hunan province labor Road No. 1 Patentee before: ZhongYe Changtian International Engineering Co., Ltd. |