CN109821410A - A kind of support construction of desulphurization denitration tower - Google Patents
A kind of support construction of desulphurization denitration tower Download PDFInfo
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- CN109821410A CN109821410A CN201910221439.XA CN201910221439A CN109821410A CN 109821410 A CN109821410 A CN 109821410A CN 201910221439 A CN201910221439 A CN 201910221439A CN 109821410 A CN109821410 A CN 109821410A
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- plate
- support construction
- desulphurization denitration
- denitration tower
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- 238000010276 construction Methods 0.000 title claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 12
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 11
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 11
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 12
- 230000008859 change Effects 0.000 abstract description 4
- 239000003546 flue gas Substances 0.000 description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 12
- 239000003054 catalyst Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- 238000006477 desulfuration reaction Methods 0.000 description 7
- 230000023556 desulfurization Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000005815 base catalysis Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention discloses a kind of support construction of desulphurization denitration tower, the structural support is in the bottom of desulphurization denitration tower, desulphurization denitration tower is equipped with linearly arrangement N group, a support construction is arranged in every group of desulphurization denitration tower, is followed successively by the first, the second, ..., N support construction, each support construction is set there are four supporting point, corresponding to be successively known as the first, second, third, fourth supporting point.The support construction can stablize all loads for carrying desulphurization denitration tower ontology Yu top equipment, and fixed steel structure support is no longer arranged more than support place, reduce outer dimension, simplify structure.Support construction of the invention selects 1 supporting point for fixed bracket, remaining supporting point is set as bracket unidirectional or free to slide, it X, Y both direction can stretch in the horizontal direction, and in the vertical Z-direction of desulphurization denitration tower, it is not provided with offsetting the component of telescopic displacement, it can be along the upward free wxpansion deformation of supporting point in desulphurization denitration tower temperature change.
Description
Technical field:
The invention belongs to field of environment engineering, and in particular to a kind of using carbon base catalyst as the dry method of adsorbent and catalyst
Desulphurization denitration tower support construction in flue gas combined desulfurization and denitration system.
Background technique:
It, can using carbon base catalyst as adsorbent and the dry method flue gas combined desulfurization flue gas removing Pollutant Control Technology of catalyst
To realize that desulfurization denitration demercuration is dust removal integrated, white cigarette is eliminated.The technology does not consume water substantially, saves great lot of water resources, desulfurization
Byproduct is high concentration SO 2, is convenient for resource utilization, belongs to advanced purification technology, be the fairly obvious a new generation of an advantage
Flue gas pollutant control technology.It has great application prospect in multiple fields such as electric power, steel, smelting, waste incinerations.
Dry flue gas desulphurization denitration technology principle are as follows: flue gas is under the absorption and catalytic action of carbon base catalyst, in flue gas
SO2And O2And H20, which reacts, generates H2SO4, H2SO4It is adsorbed in carbon base catalyst micropore；Carbon base catalyst is utilized simultaneously
Catalytic performance, NOx and dilution ammonia occur catalytic reduction reaction and generate N in flue gas2, the desulphurization denitration of flue gas is realized, is inhaled
Carbon base catalyst after attached catalysis reaction recycles after being regenerated.
In charcoal base catalytic desulfurizing denitrating tower, flue gas enters adsorption layer from intermediate inlet plenum, from two sides after purification
Discharge chamber discharge；Carbon base catalyst enters adsorption layer from top, is discharged after adsorption saturation from lower part, in adsorption layer in flue gas
Pollutant completes the conversion between gas-solid phase.Desulphurization denitration tower is arranged using modularization, according to different exhaust gas volumn selecting modules
Quantity.
Desulphurization denitration tower is the capital equipment of charcoal base catalysis method flue gas desulfurization and denitration technique, and flue-gas temperature is 120 when operation
~150 DEG C, from installation when cold conditions to operation when it is hot, thermal expansion cause desulphurization denitration tower in horizontal and vertical three directions
It is subjected to displacement.Desulphurization denitration Sopwith staff cun is larger, and the displacement of cold and hot transformation how is coped under the premise of stablizing support, de- to desulfurization
The support of nitre tower or fixation propose very high requirement.
Summary of the invention:
In view of the above-mentioned problems, the present invention provides a kind of support construction of desulphurization denitration tower, mainly adopt the following technical scheme that
A kind of support construction of desulphurization denitration tower, the structural support is in the bottom of desulphurization denitration tower, the desulphurization denitration tower
Equipped with linear arrangement N group, wherein N value range is 3≤N≤6, and a support construction is arranged in every group of desulphurization denitration tower, successively
Be the first, the second ..., N support construction, each support construction is set there are four supporting point, it is corresponding be successively known as first, second,
Third, the 4th supporting point；Wherein,
First supporting point of the first support construction is the horizontal sliding support of Y-direction, and the second supporting point is two-way horizontal sliding branch
Frame, third supporting point are X to horizontal sliding support, and the 4th supporting point is fixed bracket；
First supporting point of the second support construction is two-way horizontal sliding support, and the second supporting point is two-way horizontal sliding branch
Frame, third supporting point are X to horizontal sliding support, and the 4th supporting point is X to horizontal sliding support；
Four supporting points of remaining support construction are identical as the second support construction using bracket mode.
Preferably, adjacent support construction shares two adjacent supporting points.
Preferably, the support construction further includes upper plate and lower plate, and upper plate is connect with desulphurization denitration tower, lower plate
With bottom steel structure connection；
Wherein, support bracket fastened upper and lower bottom plate is fixedly connected；X is connected to the upper and lower bottom plate of horizontal sliding support by bolt
Connect, the bolt hole of upper plate using X to long hole, the bolt hole of lower plate uses circular hole；The horizontal sliding support of Y-direction it is upper and lower
Bottom plate is bolted, and the bolt hole of upper plate uses the long hole of Y-direction, and the bolt hole of lower plate uses circular hole；Two-way horizontal
The upper and lower bottom plate of sliding support is bolted, and the bolt hole of upper plate uses X to long hole, the bolt hole of lower plate
Using Y-direction long hole.
Preferably, the upper plate is identical with lower plate specification.
Preferably, the X is to horizontal sliding support, the upper plate of Y-direction horizontal sliding support and two-way horizontal sliding support
Upper and lower sliding block is equipped between lower plate, upper plate is connect with top shoe, and lower plate is connect with sliding block；Wherein X is sliding to level
Dynamic bracket and the horizontal sliding support of Y-direction are equipped with the guide frame of corresponding direction in upper and lower sliding block mating surface.
Preferably, frictional layer is additionally provided between upper and lower sliding block.
Preferably, the frictional layer includes upper friction plate, middle friction plate and lower friction plate；Wherein, upper and lower friction plate difference
It is connect with upper and lower sliding block, middle friction plate is set between upper and lower friction plate.
Preferably, top shoe and sliding block use Q235B material；Upper friction plate and lower friction plate material select S31603,
Middle friction plate material selects polytetrafluoroethylene (PTFE) (PTFE), and upper and lower sliding block material is all made of Q235B.
Preferably, casing is provided with outside the bolt.
The present invention has the following beneficial effects: compared with the prior art
A kind of support construction of desulphurization denitration tower provided by the invention, is arranged in the bottom of cross-flow moving bed desulphurization denitration tower
Portion can stablize all loads for carrying support desulphurization denitration tower ontology and top equipment, and more than support place no longer
Fixed steel structure support is set, outer dimension is reduced, simplifies structure.
Support construction of the invention is not provided with offsetting the component of telescopic displacement, de- in the vertical Z-direction of desulphurization denitration tower
It can be along the upward free wxpansion deformation of supporting point when sulphur denitrating tower temperature change.
Support construction of the invention selects 1 supporting point for fixed bracket, remaining supporting point is set as unidirectional or free skating
Dynamic bracket X, Y both direction can stretch in the horizontal direction, be not provided with offsetting the component of telescopic displacement, simplify structure.
Upper friction block and lower friction block in support construction of the invention select stainless steel S31603 material, middle friction block choosing
It selects polytetrafluoroethylene (PTFE) (PTFE), reduces coefficient of friction, reduce resistance.Top shoe and sliding block use Q235B material, and reduction is made
Valence.
Casing is provided with outside fixed stud in support construction of the invention, when cold and hot converts, in part
The friction in stud and hole becomes rolling friction from sliding friction, reduces frictional resistance.
Detailed description of the invention:
Fig. 1 is the connection schematic diagram of desulphurization denitration tower in embodiment one, support construction and lower part steel construction；
Fig. 2 is the structure and arrangement schematic diagram of supporting point in support construction in embodiment two；
Fig. 3 is the position view that bracket Yu upper and lower bottom plate are fixed in embodiment three；
Fig. 4 be in embodiment three X to, the position view of Y-direction and two-way horizontal sliding support and upper and lower bottom plate；
X is to the upper and lower bottom plate position top view of sliding support when Fig. 5 is cold conditions in embodiment three；
Y-direction sliding support upper and lower bottom plate position top view when Fig. 6 is cold conditions in embodiment three；
Bidirectional slide bracket upper and lower bottom plate position top view when Fig. 7 is cold conditions in embodiment three；
Fig. 8 is upper and lower sliding block relative position top view in example IV；
Fig. 9 is guide rail scheme of installation in example IV；
X is to the upper and lower bottom plate position side view of sliding support when Figure 10 is cold conditions in example IV；
Figure 11 is top shoe, frictional layer and sliding block position enlarged diagram in embodiment five；
Figure 12 is six middle sleeve of embodiment and bolt location schematic diagram；
Wherein: 1- upper plate；The first long hole of 101-；2- fixes bracket；201- top shoe；202- sliding block；203- is fixed
Bolt；204- guide rail；The upper friction plate of 205-；Friction plate in 206-；Friction plate under 207-；3- lower plate；301- circular hole；302-
Two long holes；4- stud；5- nut；6- washer；7- casing；8- desulphurization denitration tower；The lower part 9- steel construction；10- support construction；
The first supporting point of 11-；The second supporting point of 12-；13- third supporting point；The 4th supporting point of 14-.
Specific embodiment:
With reference to the accompanying drawing and specific embodiment the present invention is described in detail.
Embodiment one:
The present embodiment uses a kind of support construction of desulphurization denitration tower provided by the invention, as depicted in figs. 1 and 2, the branch
Support structure 10 is arranged between cross-flow moving bed desulphurization denitration tower 8 and lower part steel construction 9, can stablize that carry support desulfurization de-
All loads of 8 ontology of nitre tower and top equipment, and fixed steel structure support is no longer set more than support place, reduce outer
Shape size simplifies structure.Desulphurization denitration tower 8 is equipped with linearly arrangement N group, and wherein the value range of N is 3≤N≤6, this implementation
With N=4 example in example.H high every group of desulphurization denitration tower 8 is 35 meters, and wide S is 10 meters, and long L is 7 meters, and every group of desulphurization denitration tower 8 is set
Set symmetrical two column adsorption layer and a support construction 10.The corresponding 4 groups of desulphurization denitration towers 8 of the present embodiment set gradually the first, the
Two, the third and fourth support construction, corresponding four angles of each support construction 10 are respectively equipped with four supporting points, and correspondence is successively known as
First, second, third, fourth supporting point；
Wherein, the first supporting point 11 of the first support construction is the horizontal sliding support of Y-direction, and the second supporting point 12 is two-way water
Flat sliding support, third supporting point 13 are X to horizontal sliding support, and the 4th supporting point 14 is fixed bracket 2；
First supporting point 11 of the second support construction is two-way horizontal sliding support, and the second supporting point 12 is sliding for two-way horizontal
Dynamic bracket, third supporting point 13 are X to horizontal sliding support, and the 4th supporting point 14 is X to horizontal sliding support；
First supporting point 11 of third support construction is two-way horizontal sliding support, and the second supporting point 12 is sliding for two-way horizontal
Dynamic bracket, third supporting point 13 are X to horizontal sliding support, and the 4th supporting point 14 is X to horizontal sliding support；
First supporting point 11 of the 4th support construction is two-way horizontal sliding support, and the second supporting point 12 is sliding for two-way horizontal
Dynamic bracket, third supporting point 13 are X to horizontal sliding support, and the 4th supporting point 14 is X to horizontal sliding support；
In desulphurization denitration 8 temperature change of tower, desulphurization denitration tower 8 can be moved freely along horizontal X direction and Y-direction,
X caused by compensation temperature changes is displaced to Y-direction；Also, it since the present invention is in the vertical Z-direction of desulphurization denitration tower 8, is not provided with
The component of telescopic displacement is offset, in desulphurization denitration 8 temperature change of tower, each component can be along the upward free wxpansion deformation of supporting point.
Embodiment two:
The further design of the present embodiment is: two adjacent support constructions 10 share two adjacent supporting points.Such as
Shown in Fig. 2, first supporting point of the second supporting point of the first support construction as the second support construction；The of first support construction
Fourth supporting point of three supporting points as the second support construction；Second supporting point of the second support construction is as third support construction
The first supporting point；Fourth supporting point of the third supporting point of second support construction as the second support construction；Third support knot
First supporting point of second supporting point of structure as the 4th support construction；The third supporting point of third support construction is as the 4th
4th supporting point of support structure；10 supporting points are arranged in 4 support constructions of the present embodiment altogether.
The support construction of the present embodiment is simpler in assembling, and structure is more simplified.
Embodiment three:
The further design of the present embodiment is: as shown in Figure 3 and Figure 4, support construction further includes upper plate 1 and lower plate
3, upper plate 1 is identical with 3 specification of lower plate, convenient for production and installation.Fixed bracket 2 is the cuboid that bottom surface is square,
Bottom surface side length is 560~640mm, it is preferred that side length 600mm, height h=160~200mm, preferred h=180mm.
Upper and lower bottom plate is the cuboid that bottom surface is square, and bottom surface side length C is 800~1200mm, preferably 1000mm, height
For 40mm.Upper and lower bottom plate respectively with desulphurization denitration tower 8 and bottom welding for steel structure；Wherein,
Support bracket fastened upper and lower bottom plate and fixed bracket 2 weld；Cold conditions and it is hot when, position does not occur for upper and lower bottom plate
It moves, upper and lower position is overlapped；
X is bolted to the upper and lower bottom plate of horizontal sliding support, opens 4 the first long holes in X-direction on upper plate 1
101, which is correspondingly arranged at upper plate 1 bottom surface four angle；4 circular holes 301 are opened on lower plate 3,4 circular holes 301 are right
The same end position of 1 long hole of upper plate should be set.The present embodiment uses stud 4, one end and 3 circular hole of lower plate, 301 spiral shell
Line connection, the first long hole 101 that the other end passes through upper plate 1 connect upper and lower bottom plate, and can be in the first long hole of upper plate 1
It is moved freely in X direction in 101；When cold conditions (when installation), there are certain deviation amount in upper plate 1 and 3 position of lower plate, such as Fig. 5 institute
Show.When hot, lower plate 3 is not subjected to displacement, and 1 X-shift of upper plate can offset offset substantially, keep upper and lower bottom plate
To just.
The upper and lower bottom plate of the horizontal sliding support of Y-direction is bolted, and opens 4 the first long holes on upper plate 1 in the Y direction
101, which is correspondingly arranged at upper plate 1 bottom surface four angle；4 circular holes 301 are opened on lower plate 3,4 circular holes 301 are right
The same end position of 1 long hole of upper plate should be set.The present embodiment uses stud 4, one end and 3 circular hole of lower plate, 301 spiral shell
Line connection, the first long hole 101 that the other end passes through upper plate 1 connect upper and lower bottom plate, and can be in the first long hole of upper plate 1
It is moved freely in 101 along Y-direction；When cold conditions (when installation), there are certain deviation amount in upper plate 1 and 3 position of lower plate, such as Fig. 6 institute
Show.When hot, lower plate 3 is not subjected to displacement, and upper plate 1 is displaced along Y-direction, can be offset offset substantially, be kept upper and lower bottom plate
To just.
The upper and lower bottom plate of two-way horizontal sliding support is bolted, and upper plate 1 opens 4 the first long holes in the X direction
101, this 4 the first long holes 101 are correspondingly arranged at upper plate 1 bottom surface four angle；Lower plate 3 opens 4 the second long holes in the Y direction
302, this 4 the second long holes 302 are correspondingly arranged at the same end position of 1 first long hole of upper plate 101.The present embodiment uses double end spiral shell
Bolt 4, one end pass through the second long hole 302 of lower plate 3, and the other end passes through the first long hole 101 of upper plate 1 for upper and lower bottom plate
Connection, can move freely in X direction, while can be in the second long hole 302 of lower plate 3 in the first long hole 101 of upper plate 1
It is moved freely along Y-direction；When cold conditions (when installation), the upper plate 1 of free displacement sliding support and 3 position of lower plate have centainly partially
Shifting amount, as shown in Figure 7.When hot, lower plate 3 is not subjected to displacement, and upper plate 1 is displaced along X, Y both direction, can be offset substantially partially
Shifting amount keeps upper and lower bottom plate to just.
Example IV:
The further design of the present embodiment is: X is sliding to horizontal sliding support, the horizontal sliding support of Y-direction and two-way horizontal
It is equipped with upper and lower sliding block between the upper plate 1 and lower plate 3 of dynamic bracket, upper plate 1 is connect with top shoe 201, and lower plate 3 is under
Sliding block 202 connects.Upper and lower sliding block is equipped with guide groove corresponding with upper and lower bottom plate upper bolt hole；The present embodiment top shoe 201
Select identical bottom surface for the cuboid of rectangle with sliding block 202, bottom surface short side a2=530~570mm, it is preferred that a2=
550mmh, bottom surface long side b2=780~820mm, it is preferred that b2=800mmh, thickness h 1=85~90mm, preferred h1=
88mm.Upper and lower sliding block is all made of Q235B material, cheap.
The X of the present embodiment is equipped with counterparty in upper and lower sliding block mating surface to horizontal sliding support and the horizontal sliding support of Y-direction
To guide frame；As shown in Figure 8 and Figure 9, the guide frame of the present embodiment using the rectangular section 32 × 36mm guide rail 204 and
Rectangular section guide rail 204 is fixed on sliding block 202 by the fixing bolt 203 being adapted to it, fixing bolt 203.
X is equipped with X to rectangular section guide rail 204 to horizontal sliding support；The horizontal sliding support of Y-direction is equipped with Y-direction rectangular section
Guide rail 204；Rectangular section guide rail 204 is identical as the length of top shoe 201 and sliding block 202 respectively in X or Y-direction length.
Wherein, guide rail groove width 40mm, groove depth 22mm that top shoe 201 is arranged in X or Y-direction；Sliding block 202 is in X or the side Y
To the guide rail groove width 36mm of setting, with guide rail transition fit, groove depth 13mm, fixing bolt 203 selects specification for the bolt of M8, will
Guide rail 204 is fixed on sliding block 202.When hot, lower plate 3 is not subjected to displacement with sliding block 202；It is connected as with upper plate 1
The top shoe 201 of one can be subjected to displacement in X direction, as shown in Figure 10.
Embodiment five:
The further design of the present embodiment is: as shown in figure 11, being additionally provided with frictional layer between upper and lower sliding block.Frictional layer
Including upper friction plate 205, middle friction plate 206 and lower friction plate 207, wherein upper and lower friction plate is connect with upper and lower sliding block respectively,
Middle friction plate 206 is set between upper and lower friction plate.Upper friction plate 205 and lower 207 material of friction plate select stainless steel S31603,
Middle 206 material of friction plate selects polytetrafluoroethylene (PTFE) (PTFE), to reduce coefficient of friction, reduces resistance.Top shoe 201 and sliding block
202 use Q235B material, to reduce cost.
The upper friction plate 205 of sliding support and lower friction plate 207 select rectangular tab component, bottom surface bond length ratio
The bottom surface short side small 20mm of a2 length of top shoe 201 or sliding block 202, bottom surface long side are selected than top shoe 201 or sliding block
The 202 bottom surface small 40mm of long side b2, thickness h 2 select 1.2~1.8mm, preferably 1.5mm.
Middle friction plate 206 selects rectangular tab component, and bottom surface short side and long side select to rub under than upper friction plate 205
The small 20mm of wiping board 207, thickness h 3 select 0.8~1.2mm, preferably 1mm.
Embodiment six:
The further design of the present embodiment is: casing is additionally provided with outside bolt；The present embodiment uses M24 stud 4,
Specification isCasing 7；As shown in figure 12, stud 4 passes through the bolt hole on upper and lower bottom plate, and by nut 5
Upper and lower bottom plate is fixed；Nut 5 and upper and lower sliding block mating surface set washer 6, are equipped with casing 7 on the outside of stud 4.Cold and hot becomes
When changing, rolling friction is become from sliding friction in the friction of stud 4 and upper and lower bottom plate upper bolt hole, reduces frictional resistance.
Claims (9)
1. a kind of support construction of desulphurization denitration tower, which sets in the bottom of desulphurization denitration tower, the desulphurization denitration tower
There is linearly arrangement N group, wherein N value range is 3≤N≤6, it is characterised in that: a support is arranged in every group of desulphurization denitration tower
Structure is followed successively by the first, the second ..., N support construction, and each support construction is set there are four supporting point, corresponding to be successively known as the
One, second, third, the 4th supporting point；Wherein,
First supporting point of the first support construction is the horizontal sliding support of Y-direction, and the second supporting point is two-way horizontal sliding support, the
Three supporting points are X to horizontal sliding support, and the 4th supporting point is fixed bracket；
First supporting point of the second support construction is two-way horizontal sliding support, and the second supporting point is two-way horizontal sliding support,
Third supporting point is X to horizontal sliding support, and the 4th supporting point is X to horizontal sliding support；
Four supporting points of remaining support construction are identical as the second support construction using bracket mode.
2. the support construction of desulphurization denitration tower according to claim 1, it is characterised in that: adjacent support construction shares phase
Two adjacent supporting points.
3. the support construction of desulphurization denitration tower according to claim 2, it is characterised in that: on the support construction further includes
Bottom plate and lower plate, upper plate are connect with desulphurization denitration tower, lower plate and bottom steel structure connection；
Wherein, support bracket fastened upper and lower bottom plate is fixedly connected；X is bolted to the upper and lower bottom plate of horizontal sliding support,
The bolt hole of upper plate using X to long hole, the bolt hole of lower plate uses circular hole；The upper and lower bottom plate of the horizontal sliding support of Y-direction
It is bolted, the bolt hole of upper plate uses the long hole of Y-direction, and the bolt hole of lower plate uses circular hole；Two-way horizontal sliding
The upper and lower bottom plate of bracket is bolted, and the bolt hole of upper plate uses X to long hole, and the bolt hole of lower plate uses Y
To long hole.
4. the support construction of desulphurization denitration tower according to claim 3, it is characterised in that: the X to horizontal sliding support,
Between the horizontal sliding support of Y-direction and the upper plate and lower plate of two-way horizontal sliding support be equipped with upper and lower sliding block, upper plate with it is upper
Sliding block connection, lower plate are connect with sliding block；Wherein X matches to horizontal sliding support and the horizontal sliding support of Y-direction in upper and lower sliding block
Conjunction face is equipped with the guide frame of corresponding direction.
5. the support construction of desulphurization denitration tower according to claim 3, it is characterised in that: the upper plate and bottom plate gauge
Lattice are identical.
6. the support construction of desulphurization denitration tower according to claim 4, it is characterised in that: be additionally provided between upper and lower sliding block
Frictional layer.
7. the support construction of desulphurization denitration tower according to claim 6, it is characterised in that: the frictional layer includes upper friction
Plate, middle friction plate and lower friction plate；Wherein, upper and lower friction plate is connect with upper and lower sliding block respectively, and middle friction plate is set to and rubs above and below
Between wiping board.
8. the support construction of desulphurization denitration tower according to claim 7, it is characterised in that: top shoe and sliding block are selected
Q235B steel；Upper friction plate and lower friction plate select S31603 steel；Middle friction plate material selection polytetrafluoroethylene (PTFE)；It is upper and lower sliding
Stock material selects Q235B steel.
9. the support construction of -8 any desulphurization denitration towers according to claim 1, it is characterised in that: be arranged outside the bolt
There is casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221439.XA CN109821410B (en) | 2019-03-22 | 2019-03-22 | Supporting structure of desulfurization and denitrification tower |
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