CN110394321B - Anti-reaction residue blocking device for demister of flue gas desulfurization tower - Google Patents
Anti-reaction residue blocking device for demister of flue gas desulfurization tower Download PDFInfo
- Publication number
- CN110394321B CN110394321B CN201910805678.XA CN201910805678A CN110394321B CN 110394321 B CN110394321 B CN 110394321B CN 201910805678 A CN201910805678 A CN 201910805678A CN 110394321 B CN110394321 B CN 110394321B
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- China
- Prior art keywords
- connecting pipe
- fixedly connected
- screw rod
- main connecting
- groove
- Prior art date
- 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.)
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000003546 flue gas Substances 0.000 title claims abstract description 22
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 21
- 230000023556 desulfurization Effects 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 14
- 230000000903 blocking effect Effects 0.000 title abstract description 13
- 238000007790 scraping Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 4
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 abstract description 8
- 235000010261 calcium sulphite Nutrition 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000003009 desulfurizing effect Effects 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 2
- 239000003517 fume Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a flue gas desulfurization tower defroster prevents that it blocks up device to react residue, includes the tower body, the internally mounted of tower body has mount and defogging piece, the defogging piece is located between two mounts, the bottom fixedly connected with shower nozzle of mount, two install two communicating main connecting pipes with it between the mount, the side of main connecting pipe is provided with movable chamber and vice connecting pipe, movable chamber is relative with vice connecting pipe position. This anti-reaction residue blocking device is prevented to flue gas desulfurization tower defroster, through installing the doctor-bar between the defogging piece at the defroster, in operation, rivers flow through main connecting pipe, it rotates to drive the screw rod through the impingement plate, the screw rod drives the swivel nut and moves about in the defogging piece, strike off the calcium sulfite of defogging piece surface adhesion, guarantee the surperficial cleanness of defogging piece like this, prevent that calcium sulfite from piling up the back, make the defroster jam, the filter effect of defroster has been improved, the volume of discharging fume of desulfurizing tower has been increased.
Description
Technical Field
The invention relates to the technical field of desulfurization and environmental protection, in particular to a blocking device for anti-reaction residues of a demister of a flue gas desulfurization tower.
Background
Desulfurization is one main procedure in the thermal power factory exhaust emission flow, is provided with many lime wash pipelines by the support frame support promptly in the desulfurizing tower body, is connected with the branch pipe on this lime wash pipeline, is equipped with a plurality of shower nozzles on the pipeline, through the shower nozzle with lime wash blowout with the sulfur dioxide in the high temperature waste gas take place to react in with, prevent to cause environmental pollution.
The defroster also is the important device of purification flue gas in the desulfurizing tower, can be because the interval of defogging piece is too little on the defroster, lead to the remaining sulfur dioxide in the flue gas and the calcium sulfite that lime wash reaction formed to probably block up it, influence normal exhaust, therefore we have proposed a flue gas desulfurizing tower defroster and have prevented that reaction residue blocks up the device and solve the problem.
Disclosure of Invention
In view of the above problems, the present invention aims to provide an anti-blockage device for anti-reverse residues of a demister of a flue gas desulfurization tower, which has an effect of removing calcium sulfite on the demister.
The invention adopts the following technical scheme for realizing the technical purpose: the utility model provides a flue gas desulfurization tower defroster prevents that it blocks up device to react residue, includes the tower body, the internally mounted of tower body has mount and defogging piece, the defogging piece is located between two mounts, the bottom fixedly connected with shower nozzle of mount.
Two install two communicating main connecting pipe with it between the mount, the side of main connecting pipe is provided with movable chamber and vice connecting pipe, movable chamber and vice connecting pipe position are relative, two swing joint has the screw rod between the movable chamber, the impingement plate that extends to in the main connecting pipe is installed at the both ends of screw rod, the outside meshing of screw rod has the swivel nut, the outside fixedly connected with doctor-bar of swivel nut.
The scraper is characterized in that movable grooves are formed in two sides of the scraper, two installation blocks are fixedly connected to the side walls of the movable grooves, spring pieces are installed in the installation blocks and fixedly connected with the rotating shafts, the elastic force of the spring pieces is smaller than the elastic force of the pulled spring, the two installation blocks are movably connected with the rotating shafts, connecting ropes are wound and connected to the outer sides of the rotating shafts, and the connecting ropes are connected to the two partition plates respectively.
Spout and draw-in groove have been seted up to main connecting pipe's inside, and spout and draw-in groove position are relative, the tank bottom wall fixedly connected with of spout drags the spring, drag one side fixedly connected with baffle that the spring kept away from spout tank bottom wall.
The bottom fixedly connected with support in the draw-in groove, the support top articulates there is the fly leaf, the tower body inboard is seted up with the communicating groove of draw-in groove, the tank bottom wall fixedly connected with reset spring in communicating groove, reset spring's one end fixedly connected with extends to the kicking block in the draw-in groove.
As optimization, the screw rod and the scraping blade are located between the defogging sheets, the scraping blade is in close contact with the defogging sheets on the two sides, the lower surface of the partition plate is fixedly connected with the first clamping block, and the upper surface of the movable plate is fixedly connected with the second clamping block.
As optimization, the left main connecting pipe is located on the front side of the screw rod, the right main connecting pipe is located on the back side of the screw rod, and one end, close to the movable plate, of the jacking block is an inclined plane.
For optimization, the screw sleeve drives the scraping blade to move rightwards when the screw rod rotates forwards, the screw sleeve drives the scraping blade to move leftwards when the screw rod rotates backwards, and fixing rods corresponding to the jacking blocks are arranged on two sides of the scraping blade.
As optimization, the upper part of the main connecting pipe is connected with a water source, and the left side of the impact plate is fixedly connected with balancing weights in the anticlockwise rotating direction and the clockwise rotating direction of the right impact plate.
The invention has the following beneficial effects:
1. this anti-reaction residue blocking device is prevented to flue gas desulfurization tower defroster, through installing the doctor-bar between the defogging piece at the defroster, in operation, rivers flow through main connecting pipe, it rotates to drive the screw rod through the impingement plate, the screw rod drives the swivel nut and moves about in the defogging piece, strike off the calcium sulfite of defogging piece surface adhesion, guarantee the surperficial cleanness of defogging piece like this, prevent that calcium sulfite from piling up the back, make the defroster jam, the filter effect of defroster has been improved, the volume of discharging fume of desulfurizing tower has been increased.
2. This anti-reflex residue blocking device is prevented to flue gas desulfurization tower defroster, through installing the baffle in main connecting pipe, rivers pass through the impact plate and drive the screw rod and rotate forward in the main connecting pipe of left side, the swivel nut drives the doctor-bar and moves right, the doctor-bar stimulates the connection rope of winding in the pivot when moving right, be about to moving the rightmost side of screw rod when the doctor-bar, the winding connection rope is whole to be emitted in the pivot, the baffle begins the atress and moves right, slowly block main connecting pipe, make rivers flow out from vice connecting pipe, influenced by inertia, rivers hour in main connecting pipe, the impact piece continues to drive the screw rod and rotates fast, doctor-bar pulling baffle gets into the draw-in groove, make baffle and fly leaf card together through first fixture block and second fixture block, main connecting pipe is totally enclosed, the initial state.
Dead lever promotion kicking block on doctor-bar right side slides right, makes fly leaf clockwise rotation through the inclined plane, and first fixture block and the unblock of second fixture block drag the spring and pull back the spout with the baffle in, main connecting pipe leads to water, and rivers move the screw rod through the impact plate and rotate backward, and the swivel nut drives the doctor-bar and moves left, with last the same reason, so circulate, do not make doctor-bar circulation activity with electric power like this, improved the clearance effect, prevent that high temperature from damaging electrical equipment in the tower body, increased the practicality of device.
Drawings
FIG. 1 is a schematic structural diagram of an anti-reaction residue blocking device of a demister of a flue gas desulfurization tower.
FIG. 2 is a schematic view of a structural scraping blade of an anti-reactive residue blocking device of a demister of a flue gas desulfurization tower.
FIG. 3 is an enlarged view of the part A in the structure diagram 2 of the anti-reaction residue blocking device of the demister of the flue gas desulfurization tower.
FIG. 4 is a side view of the main connecting pipe of the device for preventing blockage of the anti-reaction residue in the demister of the flue gas desulfurization tower.
FIG. 5 is an enlarged view of the part B in the structure diagram of the anti-reaction residue blocking device of the demister of the flue gas desulfurization tower in FIG. 4.
FIG. 6 is a bottom view of a structural partition plate of the blockage preventing device for the anti-reaction residue of the demister of the flue gas desulfurization tower.
FIG. 7 is an enlarged view of the position C in the structure diagram 1 of the anti-reaction residue blocking device of the demister of the flue gas desulfurization tower.
FIG. 8 is a schematic diagram of the anti-blockage device for the flue gas desulfurization tower demister at D in FIG. 7.
In the figure: 1-tower body, 2-fixed frame, 3-spray head, 4-main connecting pipe, 5-movable cavity, 6-screw rod, 7-impact plate, 8-thread sleeve, 9-scraping blade, 10-movable groove, 11-mounting block, 12-rotating shaft, 13-connecting rope, 14-auxiliary connecting pipe, 15-sliding groove, 16-pulling spring, 17-clapboard, 17.1-first clamping block, 18-clamping groove, 19-bracket, 20-movable plate, 20.1-second clamping block, 21-communicating groove, 22-reset spring, 23-top block and 24-demisting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a blocking device for preventing the blocking of the anti-reflective residue of a demister of a flue gas desulfurization tower comprises a tower body 1, wherein a fixing frame 2 and a demisting sheet 24 are arranged inside the tower body 1, the demisting sheet 24 is positioned between the two fixing frames 2, and a spray head 3 is fixedly connected to the bottom of the fixing frame 2 and is uniformly sprayed with water.
Two main connecting pipes 4 communicated with the two fixing frames 2 are arranged between the two fixing frames 2, the left main connecting pipe 4 is positioned on the front surface of a screw rod 6, the right main connecting pipe 4 is positioned on the back surface of the screw rod 6, a water source is connected above the main connecting pipe 4 to enable water in the pipeline to flow from top to bottom, a movable cavity 5 and an auxiliary connecting pipe 14 are arranged on the side surface of the main connecting pipe 4, the auxiliary connecting pipe 14 is C-shaped, the movable cavity 5 is opposite to the auxiliary connecting pipe 14, the screw rod 6 is movably connected between the two movable cavities 5, the screw rod 6 and a scraping blade 9 are both positioned between demisting sheets 24, two ends of the screw rod 6 are provided with impact plates 7 extending into the main connecting pipe 4, the impact plates 7 are provided with six impact plates which can rotate along with water flow impact, balancing weights are fixedly connected in the anticlockwise rotating direction of the left impact plate 7 and the clockwise rotating direction of the right impact plate 7 to improve, the outside fixedly connected with doctor-bar 9 of swivel nut 8, doctor-bar 9 and both sides defogging piece 24 in close contact with conveniently clear away the calcium sulfite on defogging piece 24 surface, and the dead lever corresponding with kicking block 23 is all installed to the both sides of doctor-bar 9.
When the screw rod 6 rotates forwards, the screw sleeve 8 drives the scraping piece 9 to move rightwards, when the screw rod 6 rotates backwards, the screw sleeve 8 drives the scraping piece 9 to move leftwards,
Spout 15 and draw-in groove 18 have been seted up to main connecting pipe 4's inside, and spout 15 and draw-in groove 18 position are relative, and the tank bottom wall fixedly connected with of spout 15 drags spring 16, drags one side fixedly connected with baffle 17 that spring 16 kept away from 15 tank bottom walls of spout, and the first fixture block 17.1 of lower fixed surface of baffle 17 is connected with.
The bottom fixedly connected with support 19 in the draw-in groove 18, the support 19 top articulates there is the fly leaf 20, the upper surface fixedly connected with second fixture block 20.1 of fly leaf 20, tower body 1 inboard is seted up with the communicating groove 21 that communicates with draw-in groove 18, the tank bottom wall fixedly connected with reset spring 22 of communicating groove 21, the one end fixedly connected with of reset spring 22 extends to the kicking block 23 in the draw-in groove 18, the one end that the kicking block 23 is close to fly leaf 20 is the inclined plane.
When in use, water in the left main connecting pipe 4 drives the screw rod 6 to rotate forwards through the left impact plate 7, the screw sleeve 8 drives the scraping blade 9 to move rightwards to scrape calcium sulfite on the surface of the defogging sheet 24, when the scraping blade 9 moves rightwards, the connecting rope 13 wound on the rotating shaft 12 is pulled, when the wiper blade 9 is about to move to the rightmost side of the screw rod 6, the connecting rope 13 wound on the rotating shaft 12 is completely discharged, the clapboard 17 starts to be stressed to move rightwards, slowly blocks the main connecting pipe 4, so that the water flow flows out from the auxiliary connecting pipe 14 instead, is influenced by inertia, after the water flow in the main connecting pipe 4 is reduced, the impact plate 7 continues to drive the screw rod 6 to rotate rapidly, the scraping blade 9 continues to move rightwards, the partition plate 17 is pulled to enter the clamping groove 18, the partition 17 and the movable plate 20 are clamped together by the first clamping block 17.1 and the second clamping block 20.1, and the main connecting pipe 4 is completely closed, which is the same as the initial state of the right partition 17.
The dead lever on doctor-bar 9 right side promotes kicking block 23 and slides right, makes fly leaf 20 clockwise rotation through the inclined plane, and first fixture block 17.1 and the unblock of second fixture block 20.1 drag spring 16 and pull back baffle 17 in the spout 15, and main connecting pipe 4 leads to water, and rivers drive screw rod 6 backward rotation through right side impingement plate 7, and the swivel nut 8 drives doctor-bar 9 and removes left, and is with the above same reason, so circulation.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a flue gas desulfurization tower defroster prevents that reaction residue blocks up device, includes tower body (1), the internally mounted of tower body (1) has mount (2) and defogging piece (24), the bottom fixedly connected with shower nozzle (3) of mount (2), its characterized in that: two install main connecting pipe (4) between mount (2), the side of main connecting pipe (4) is provided with movable chamber (5) and vice connecting pipe (14), two swing joint has screw rod (6) between movable chamber (5), impingement plate (7) are installed at the both ends of screw rod (6), the outside swing joint of screw rod (6) has swivel nut (8), the outside fixedly connected with doctor-bar (9) of swivel nut (8), movable groove (10) have all been seted up to the both sides of doctor-bar (9), the lateral wall fixedly connected with two installation pieces (11) of movable groove (10), two swing joint has pivot (12) between installation piece (11), the outside winding of pivot (12) is connected with and connects rope (13), spout (15) and draw-in groove (18) have been seted up to the inside of main connecting pipe (4), the tank bottom wall fixedly connected with of spout (15) pulls spring (16), pull one side fixedly connected with baffle (17) that spout (15) groove diapire was kept away from in spring (16), draw-in groove (18) inside fixedly connected with support (19), support (19) top swing joint has fly leaf (20), tower body (1) inboard seted up with the communicating intercommunication groove (21) of draw-in groove (18), the tank bottom wall fixedly connected with reset spring (22) of intercommunication groove (21), the one end fixedly connected with kicking block (23) of reset spring (22).
2. The device of claim 1, wherein the device comprises: the screw rod (6) and the scraping blade (9) are located between the defogging sheets (24), the scraping blade (9) is in close contact with the defogging sheets (24) on the two sides, the lower surface of the partition plate (17) is fixedly connected with a first clamping block (17.1), and the upper surface of the movable plate (20) is fixedly connected with a second clamping block (20.1).
3. The device of claim 1, wherein the device comprises: the left side main connecting pipe (4) is located the front of screw rod (6), and right side main connecting pipe (4) is located the back of screw rod (6), the one end that kicking block (23) is close to fly leaf (20) is the inclined plane.
4. The device of claim 1, wherein the device comprises: two connect rope (13) and link to each other in two baffles (17) respectively, install the spring leaf in installation piece (11), and spring leaf and pivot (12) fixed connection, the elasticity of spring leaf is less than the elasticity of dragging spring (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910805678.XA CN110394321B (en) | 2019-08-29 | 2019-08-29 | Anti-reaction residue blocking device for demister of flue gas desulfurization tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910805678.XA CN110394321B (en) | 2019-08-29 | 2019-08-29 | Anti-reaction residue blocking device for demister of flue gas desulfurization tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110394321A CN110394321A (en) | 2019-11-01 |
| CN110394321B true CN110394321B (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910805678.XA Active CN110394321B (en) | 2019-08-29 | 2019-08-29 | Anti-reaction residue blocking device for demister of flue gas desulfurization tower |
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| CN (1) | CN110394321B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10327605B2 (en) * | 2014-12-18 | 2019-06-25 | Durr Megtec, Llc | Air bar cleaning tool, system and method |
| CN105665313A (en) * | 2016-03-01 | 2016-06-15 | 徐昌 | Comb desulphurization mist eliminator |
| CN208049662U (en) * | 2018-03-16 | 2018-11-06 | 哈尔滨理工大学 | A kind of demister system for smoke-gas wet desulfurization |
| CN110075675B (en) * | 2019-04-26 | 2021-11-12 | 湖南强泰环保科技有限公司 | Glass fiber reinforced plastic desulfurizing tower |
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| CN110394321A (en) | 2019-11-01 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201023 Address after: Room 1101, No. 2, Maggie Road, China (Shanghai) Free Trade Pilot Area, Pudong New Area, Shanghai, 200120 Applicant after: Shanghai Hui Ge Environmental Technology Co.,Ltd. Address before: 318000 New Oriental Mall, 253 Xintai Street, Jiaojiang District, Taizhou City, Zhejiang Province Applicant before: Ruan Xiaomei |
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Address after: Room 1101, No.2 Maji Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120 Patentee after: Contiocean Environment Tech Co.,Ltd. Country or region after: China Address before: Room 1101, No.2 Maji Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120 Patentee before: Shanghai Hui Ge Environmental Technology Co.,Ltd. Country or region before: China |
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