CN201261959Y - Integrally detachable desulfuration chimney - Google Patents
Integrally detachable desulfuration chimney Download PDFInfo
- Publication number
- CN201261959Y CN201261959Y CNU2008201645899U CN200820164589U CN201261959Y CN 201261959 Y CN201261959 Y CN 201261959Y CN U2008201645899 U CNU2008201645899 U CN U2008201645899U CN 200820164589 U CN200820164589 U CN 200820164589U CN 201261959 Y CN201261959 Y CN 201261959Y
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- CN
- China
- Prior art keywords
- chimney
- integrally
- dissembling
- guide lugs
- column
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a whole removable desulfurizing chimney, and belongs to the technical field of desulfurizing fume discharge devices. The desulfurizing chimney comprises a chimney body and is characterized in that a flexible connecting compensator connected with the outlet flue of an absorbing column is arranged at the lower end of the chimney body; a supporting frame is arranged outside the chimney body in a matching manner, has a column beam frame structure, and is sleeved on the chimney body, and the lower part thereof is connected with the column body of the absorbing column. The whole removable desulfurizing chimney has the advantages of novel conception and reasonable structure, is directly arranged at the top part of the absorbing column, can not affect the arrangement and the installation of other devices on the desulfurizing filed, and is in favor of the reasonable and compact arrangement of the whole desulfurizing system; the chimney body and the supporting frame are connected by a bolt fastener, thereby facilitating the whole installation and later disassembly; the whole device is light; and the steel consumption of the column beam frame structure of the supporting frame is less, so that the engineering cost is saved.
Description
Technical field
The utility model belongs to desulfurization fume emission device technique field, is specifically related to a kind of connection and is arranged on the desulfuration chimney capable of integrally dissembling that the absorption tower cat head uses.
Background technology
Along with the competition in heat-engine plant desulfurized market is growing more intense, existing more and more enterprises is from reducing engineering cost, shortening aspects considerations such as desulfurizer building time and saving operating cost, cancelled limestone---the GGH (gas-gas heater, gas is to gas-heat exchanger) in the gypsum wet flue gas desulfurizing technology.In the wet desulfurizing process of no GGH, the absorption tower exports clean flue-gas temperature generally to be had only about 50 ℃.Under this low temperature, the saturated vapor, the SO that contain in the clean flue gas after the desulfurization
2And SO
3Deng, easily condensation produces and has corrosive sulfuric acid and sulfurous acid solution, follow-up equipments such as flue behind the absorption tower and chimney there is very strong corrosivity, this just need carry out anticorrosion transformation to the original chimney of power plant, the transformation cycle of general chimney is about three to six months, in order not influence power plant's main frame and flue gas desulfur device bringing normally into operation, can satisfy the relevant emission request of local environmental administration again simultaneously during this period, interim transition chimney need be set wait the clean flue gas that discharges after the desulfurization.So in some recent desulfurization project tender documents, the design of interim chimney transition scheme has become one than the important techniques deliberated index.
At present, more common interim chimney interim measure is generally: the temporary steel chimney is set the top, absorption tower or ground is provided with two kinds in temporary steel chimney.The top, absorption tower is provided with the temporary steel chimney, because the steel stack load is bigger, the wall thickness and the stiffening rib that need to strengthen the absorption tower body come its support, makes whole engineering steel amount increase sharply; The temporary steel chimney is set on ground then to be needed to be provided with interim flue flue gas is caused interim chimney from absorption tower outlet, the making of flue and interim chimney all needs great deal of steel, strengthened engineering cost, and because be ground configuration, need certain space, place, under the narrow and small relatively situation in the place of modernizing and expanding the existing factory, strengthened the difficulty of construction, also can influence the long-term reasonability that desulfurizer is arranged simultaneously.The plan of establishment of temporary steel chimney simultaneously need be carried out anticorrosion at inner wall of stack, also can further increase the cost of investment of interim chimney.
The utility model content
The utility model provides a kind of simple in structure, the installation and removal that are arranged at the top, absorption tower desulfuration chimney capable of integrally dissembling technical scheme easily, to overcome problems of the prior art.
Described desulfuration chimney capable of integrally dissembling, comprise chimney barrel, it is characterized in that the chimney barrel lower end is provided for the expansion loop that is flexible coupling that is connected with the absorption tower exhaust pass, the chimney barrel fit on is provided with bracing frame, support frame as described above is the column-beam frame structure, be socketed on the chimney barrel, its underpart is connected with the absorption tower tower body.
Described desulfuration chimney capable of integrally dissembling, it is characterized in that described bracing frame comprises column and is mated the structural beams that is connected and composed by crossbeam, strutbeam that is connected, the cross section of structural beams is the equilateral triangle structure, column is arranged at vertex of a triangle, connect between the adjacent upright posts crossbeam is set, connection is provided with strutbeam between the adjacent beams, and the angle between strutbeam and the crossbeam is 60 °.
Described desulfuration chimney capable of integrally dissembling is characterized in that the support frame as described above connection is provided with one group of hawser oblique drawing device.
Described desulfuration chimney capable of integrally dissembling is characterized in that connection is provided with one group of ring muscle on the described chimney barrel.
Described desulfuration chimney capable of integrally dissembling, it is characterized in that connection is provided with support ear to described chimney barrel in the bottom, top is provided with guide lugs, and support ear is fixedlyed connected with chimney barrel, guide lugs touches with chimney barrel and cooperates, support ear, guide lugs respectively with the bracing frame threaded.
Described desulfuration chimney capable of integrally dissembling is characterized in that the described expansion loop that is flexible coupling comprises the fabric cylindrical shell, and fabric cylindrical shell upper and lower port turns up respectively to extend and clamping ring is set is connected cooperation with chimney interface flange, flue flange.
Described desulfuration chimney capable of integrally dissembling is characterized in that described chimney barrel adopts nonmetal hard polyvinyl chloride plate to make moulding.
Described desulfuration chimney capable of integrally dissembling, it is characterized in that on three root posts of support frame as described above the hawser oblique drawing device being set respectively, the orientation of hawser oblique drawing device is on the lead-in wire of each limit center line of described equilateral triangle, and and column between be 60 ° of angles.
Described desulfuration chimney capable of integrally dissembling, it is characterized in that described chimney barrel connects setting and is connected the support ear that cooperates with strutbeam in the bottom, support ear is fixedlyed connected with chimney barrel, with bottom strutbeam threaded, the connection of chimney barrel top is provided with guide lugs, guide lugs is connected cooperation by the bolt locating hole that is provided with on its guide lugs base plate and corresponding bolts nut fastener and strutbeam are adjustable, the guide lugs journal stirrup of guide lugs touches with chimney barrel and cooperates, PVC pad, rubber packing that the contact surface of guide lugs journal stirrup is equipped with.
Described desulfuration chimney capable of integrally dissembling is characterized in that described structural beams that connected and composed by crossbeam, strutbeam, that be connected with column is more than three layers or three layers.
Above-mentioned desulfuration chimney capable of integrally dissembling is novel, rational in infrastructure, directly the top, absorption tower is set, and do not influence the layout and the installation of other devices of desulfurization place, helps the reasonable compact Layout of whole desulphurization system; Adopt the connected mode of bolt fastener between chimney barrel and the bracing frame, very be convenient to integral installation and later dismounting; Whole device is light and handy, the bracing frame column-beam frame structure that is adopted, and steel using amount is few, can save engineering cost.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model plan structure schematic diagram;
Fig. 3 is chimney barrel and absorption tower syndeton schematic diagram;
Fig. 4 is a support ear seat syndeton schematic diagram;
Fig. 5 is that the A of Fig. 4 is to structural representation;
Fig. 6 is a guide lugs seat syndeton schematic diagram;
Fig. 7 is that the B of Fig. 6 is to the syndeton schematic diagram;
Fig. 8 is bracing frame column and absorption tower syndeton schematic diagram;
Fig. 9 is column and crossbeam syndeton schematic diagram.
Among the figure: 1-absorption tower, 1a-annular T-steel, 1b-carbon steel backing plate, 2-column, 3-expansion loop is flexible coupling, 3a-flue flange, 3b-clamping ring, 3c-trim ring, 3d-fabric cylindrical shell, 3e-chimney interface flange, 4-hawser oblique drawing device, 5-engaging lug, 6-crossbeam, 7-support ear, 7a-support ear base plate, 7b-PVC backing plate, 7c-support ear journal stirrup, 8-chimney barrel, 9-guide lugs, 9a-guide lugs base plate, 9b-guide lugs journal stirrup, 9c-PVC pad, 9d-rubber packing, 10-bracing frame, 11-ring muscle, 12-strutbeam.
The specific embodiment
Now, describe the specific embodiment of the present utility model in detail in conjunction with Figure of description:
As shown be desulfuration chimney capable of integrally dissembling, it is that the PVC plate is made moulding that chimney barrel 8 adopts nonmetal hard polyvinyl chloride plate, PVC sheet material has characteristics such as density is little, material is light, corrosion resistance is strong, but alleviator weight, little to the absorption tower imposed load, also need not too many steel it is supported, can guarantee to transform phase and chimney transformation finish back long-term safety, stable operation at main chimney.Connect on the chimney barrel 8 and one group of ring muscle 11 is set is used for chimney barrel 8 structures are strengthened, ring muscle 11 adopts the PVC ring, and general every interval 1000mm is provided with.Chimney barrel 8 lower ends are provided for the expansion loop 3 that is flexible coupling that is connected with absorption tower 1 exhaust pass, the expansion loop 3 that is flexible coupling comprises with glass cloth and soaks the fabric cylindrical shell 3d that fluorubber is a material, fabric cylindrical shell 3d upper and lower port turns up respectively to extend clamping ring 3b and chimney interface flange 3e is set, flue flange 3a connects cooperation, fix by the bolt and nut securing member respectively, the clamping ring 3b outside is equipped with trim ring 3c respectively to strengthen connecting compactness up and down, chimney interface flange 3e is fixedly connected by welding on 1 exhaust pass of absorption tower, it is anticorrosion with enhanced leaktightness and corrosion resistance that absorption tower 1 exhaust pass and flue flange 3a inwall all adopt glass flake to carry out, chimney interface flange 3e is fixedly connected on the chimney barrel 8 by hot gas welding, only need turn on the bolt and nut securing member that is used for fixing clamping ring 3b and flue flange 3a during dismounting, it is blind dead with annular cover plate absorption tower 1 exhaust pass to be reserved flue flange 3a place simultaneously, the outlet of absorption tower 1 top exit flue is communicated with formal flue, operation is simple, and the chimney interim measure will can not hinder for some reason or dismounting etc. causes the generation of situations such as blowing out.Chimney barrel 8 fit ons are provided with the bracing frame 10 of column-beam frame structure, comprise column 2 and the structural beams that is connected with column 2, structural beams is by crossbeam 6, strutbeam 12 connects and composes, structural beams is set to more than three layers or three layers, its cross section is the equilateral triangle structure, column 2 is arranged at vertex of a triangle, connect between the adjacent upright posts 2 crossbeam 6 is set, connect between the adjacent beams 6 strutbeam 12 is set, angle between strutbeam 12 and the crossbeam 6 is 60 °, column 2, crossbeam 6, corresponding connection between the strutbeam 12 is all adopted and is welded to connect, and the integral installation of bracing frame 10 and later dismounting are convenient in easy construction.Bracing frame 10 bottoms surpass chimney barrel 8, be used for being connected with absorption tower 1 tower body, the annular T-steel 1a on 1 top, absorption tower and carbon steel backing plate 1b of column 2 contact positions welding, with the bolt and nut securing member column 2 and the annular on 1 top, the absorption tower T-steel 1a that puts more energy into is fixed up, when device is removed, only need back out the bolt and nut securing member and bracing frame 10 integral hoistings can be unloaded.Chimney barrel 8 is provided with support ear 7 in the bottom corresponding to the connection of bottom structural beams position, support ear 7 comprises support ear journal stirrup 7c and support ear base plate 7a, support ear journal stirrup 7c and chimney barrel 8 are fixing by the welding of PVC backing plate 7b hot gas welding, and support ear base plate 7a is spirally connected fixing by the strutbeam 12 of bolt and nut securing member and this layer.Chimney barrel 8 tops are provided with one or more guide lugs 9 corresponding to the connection of corresponding structure beam position, guide lugs 9 comprises guide lugs base plate 9a, guide lugs journal stirrup 9b, guide lugs 9 touches with chimney barrel 8 by guide lugs journal stirrup 9b and cooperates, guide lugs journal stirrup 9b, be equipped with PVC pad 9c on the contact surface of chimney barrel 8 respectively, rubber packing 9d, PVC pad 9c and guide lugs journal stirrup 9b are welded into a whole with hot gas welding, rubber packing 9d and chimney body are bonding, guide lugs 9 goes up the bolt locating hole of setting by its guide lugs base plate 9a and the strutbeam 12 of corresponding bolts nut fastener and this layer is spirally connected fixing, the bolt locating hole is set to Long Circle so that suitably adjust the position of guide lugs 9, when the welding integral of PVC pad 9c and guide lugs journal stirrup 9b being transferred to when being close to the bonding rubber packing 9d of chimney barrel 8 outer walls, the nut fastener that tights a bolt is fixing with guide lugs 9, guide lugs 9 makes the horizontal force of chimney barrel 8 all directions can be delivered to crossbeam 6, on the strutbeam 12, and the scarce crossbeam 6 that is not subjected to of the thermal expansion on chimney barrel 8 vertical direction, the restriction of strutbeam 12.On three root posts 2 of bracing frame 10 hawser oblique drawing device 4 is set respectively, in order to avoid the active force of horizontal loads such as wind-force to chimney barrel 8 and absorption tower 1, hawser one end of hawser oblique drawing device 4 is fixed on the column 2 by hawser engaging lug 5, the hawser other end be positioned described equilateral triangle each limit center line the lead-in wire direction and and column 2 between be 60 ° of angles, be stretched to ground and ground civil engineering buttress is fixed.
In the foregoing description, chimney barrel 8 is arranged on absorption tower 1 cat head, does not influence the layout and the installation of other devices of desulfurization place, helps the reasonable compact Layout of whole desulphurization system.Chimney barrel 8 adopts the light and handy PVC plate of material, bracing frame 10 adopts the column-beam frame structure, only need the small part girder steel as support, steel using amount is few, simultaneously because chimney barrel 8 loads are little, can not increase absorption tower body burden, explain than steel stack to show and reduce absorption tower 1 steel using amount, save engineering cost.The PVC material itself has etch-proof performance, need not other preservative treatment, has also further reduced the cost of device.
Claims (10)
1. desulfuration chimney capable of integrally dissembling, comprise chimney barrel (8), it is characterized in that chimney barrel (8) lower end is provided for the expansion loop that is flexible coupling (3) that is connected with absorption tower (1) exhaust pass, chimney barrel (8) fit on is provided with bracing frame (10), support frame as described above (10) is the column-beam frame structure, be socketed on the chimney barrel (8), its underpart is connected with absorption tower (1) tower body.
2. desulfuration chimney capable of integrally dissembling as claimed in claim 1, it is characterized in that described bracing frame (10) comprises column (2) and is mated the structural beams that is connected and composed by crossbeam (6), strutbeam (12) that is connected, the cross section of structural beams is the equilateral triangle structure, column (2) is arranged at vertex of a triangle, connect between the adjacent upright posts (2) crossbeam (6) is set, connection is provided with strutbeam (12) between the adjacent beams (6), and the angle between strutbeam (12) and the crossbeam (6) is 60 °.
3. desulfuration chimney capable of integrally dissembling as claimed in claim 1 is characterized in that support frame as described above (10) connection is provided with one group of hawser oblique drawing device (4).
4. desulfuration chimney capable of integrally dissembling as claimed in claim 1 is characterized in that last connection of described chimney barrel (8) is provided with one group of ring muscle (11).
5. desulfuration chimney capable of integrally dissembling as claimed in claim 1, it is characterized in that connection is provided with support ear (7) to described chimney barrel (8) in the bottom, top is provided with guide lugs (9), support ear (7) is fixedlyed connected with chimney barrel (8), guide lugs (9) touches with chimney barrel (8) and cooperates, support ear (7), guide lugs (9) respectively with the threaded of bracing frame (10).
6. desulfuration chimney capable of integrally dissembling as claimed in claim 1, it is characterized in that the described expansion loop that is flexible coupling (3) comprises fabric cylindrical shell (3d), fabric cylindrical shell (3d) upper and lower port turns up respectively to extend and clamping ring (3b) is set is connected cooperation with chimney interface flange (3e), flue flange (3a).
7. desulfuration chimney capable of integrally dissembling as claimed in claim 1 is characterized in that described chimney barrel (8) adopts nonmetal hard polyvinyl chloride plate to make moulding.
8. desulfuration chimney capable of integrally dissembling as claimed in claim 2, it is characterized in that on three root posts (2) of support frame as described above (10) hawser oblique drawing device (4) being set respectively, the orientation of hawser oblique drawing device (4) is on the lead-in wire of each limit center line of described equilateral triangle, and and column (2) between be 60 ° of angles.
9. desulfuration chimney capable of integrally dissembling as claimed in claim 2, it is characterized in that described chimney barrel (8) connects setting and is connected the support ear (7) that cooperates with strutbeam (12) in the bottom, support ear (7) is fixedlyed connected with chimney barrel (8), with bottom strutbeam (12) threaded, the connection of chimney barrel (8) top is provided with guide lugs (9), bolt locating hole that guide lugs (9) go up to be provided with by its guide lugs base plate (9a) and corresponding bolts nut fastener and strutbeam (12) are adjustable to be connected cooperation, the guide lugs journal stirrup (9b) of guide lugs (9) touches with chimney barrel (8) and cooperates, the PVC pad (9c) that the contact surface of guide lugs journal stirrup (9b) is equipped with, rubber packing (9d).
10. desulfuration chimney capable of integrally dissembling as claimed in claim 2 is characterized in that described structural beams that connected and composed by crossbeam (6), strutbeam (12), that be connected with column (2) is more than three layers or three layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201645899U CN201261959Y (en) | 2008-09-22 | 2008-09-22 | Integrally detachable desulfuration chimney |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201645899U CN201261959Y (en) | 2008-09-22 | 2008-09-22 | Integrally detachable desulfuration chimney |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201261959Y true CN201261959Y (en) | 2009-06-24 |
Family
ID=40808433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201645899U Expired - Lifetime CN201261959Y (en) | 2008-09-22 | 2008-09-22 | Integrally detachable desulfuration chimney |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201261959Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936536A (en) * | 2010-09-30 | 2011-01-05 | 上海江南长兴造船有限责任公司 | Method for constructing ship chimney section |
| CN101352652B (en) * | 2008-09-22 | 2011-05-18 | 浙江天地环保工程有限公司 | Desulfuration chimney capable of integrally dissembling |
| CN102168858A (en) * | 2010-12-31 | 2011-08-31 | 广州中船龙穴造船有限公司 | Manufacturing process for shipping chimney unit module |
| CN102373825A (en) * | 2010-08-19 | 2012-03-14 | 中冶天工集团有限公司 | Method for installing steel structure quadruplet pipe chimney |
-
2008
- 2008-09-22 CN CNU2008201645899U patent/CN201261959Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101352652B (en) * | 2008-09-22 | 2011-05-18 | 浙江天地环保工程有限公司 | Desulfuration chimney capable of integrally dissembling |
| CN102373825A (en) * | 2010-08-19 | 2012-03-14 | 中冶天工集团有限公司 | Method for installing steel structure quadruplet pipe chimney |
| CN102373825B (en) * | 2010-08-19 | 2013-06-12 | 中冶天工集团有限公司 | Method for installing steel structure quadruplet pipe chimney |
| CN101936536A (en) * | 2010-09-30 | 2011-01-05 | 上海江南长兴造船有限责任公司 | Method for constructing ship chimney section |
| CN101936536B (en) * | 2010-09-30 | 2012-12-05 | 上海江南长兴造船有限责任公司 | Method for constructing ship chimney section |
| CN102168858A (en) * | 2010-12-31 | 2011-08-31 | 广州中船龙穴造船有限公司 | Manufacturing process for shipping chimney unit module |
| CN102168858B (en) * | 2010-12-31 | 2013-01-02 | 广州中船龙穴造船有限公司 | Manufacturing process for shipping chimney unit module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090624 Effective date of abandoning: 20080922 |