CN112604412A - SCR flue gas denitration is intelligent dust collector in advance - Google Patents
SCR flue gas denitration is intelligent dust collector in advance Download PDFInfo
- Publication number
- CN112604412A CN112604412A CN202011208725.1A CN202011208725A CN112604412A CN 112604412 A CN112604412 A CN 112604412A CN 202011208725 A CN202011208725 A CN 202011208725A CN 112604412 A CN112604412 A CN 112604412A
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- Prior art keywords
- placing
- groove
- telescopic
- screw
- rod
- Prior art date
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000003546 flue gas Substances 0.000 title claims abstract description 34
- 239000000428 dust Substances 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract 2
- 238000009825 accumulation Methods 0.000 abstract description 6
- 239000003054 catalyst Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 abstract description 4
- 231100000572 poisoning Toxicity 0.000 abstract description 4
- 230000000607 poisoning effect Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
Abstract
The utility model provides a SCR flue gas denitration intellectuality dust collector in advance, includes boiler body, flue, and the one end and the boiler body of flue are connected, and the upper and lower both ends of flue cooperate respectively to be equipped with places the box, and the box top portion one side of placing that is located the top is seted up first and is got and put the mouth, and the first lid of articulated installation of one side inner wall of putting the mouth is got, and the standing groove is seted up respectively to the both ends inner wall around the box of placing that is located the top, and the standing groove movable mounting that is located the rear has the first screw rod of motor. The invention can filter large particles such as dust in flue gas, avoids subsequent catalyst abrasion and poisoning, avoids dust accumulation at the lower elbow of the inlet section of the flue, blocks flue gas fluid, prevents furnace shutdown caused by serious dust accumulation, does not need to independently perform ash removal treatment on the flue, and can treat the filter plate after replacing the filter plate without independently placing the filter plate in other equipment for operation.
Description
Technical Field
The invention belongs to the field of flue gas dust removal devices, and particularly relates to an SCR flue gas denitration pre-intelligent dust removal device.
Background
The SCR reactor is arranged between a boiler economizer and an air preheater, flue gas is not dedusted, and due to the fact that the concentration of dust in the flue gas is high, catalyst abrasion and poisoning are easily caused, the service life of the catalyst is shortened, on the other hand, dust is easily accumulated at the lower elbow of the inlet section of the flue of the reactor, flue gas fluid is blocked, and even blowing-out can be caused when the dust is serious, and loss is huge, so that the SCR flue gas denitration pre-intelligent dedusting device is designed.
Disclosure of Invention
The invention provides an SCR flue gas denitration pre-intelligent dust removal device, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
an SCR flue gas denitration pre-intelligent dedusting device comprises a boiler body and a flue, wherein one end of the flue is connected with the boiler body, the upper end and the lower end of the flue are respectively provided with a placing box in a matching way, one side of the top of the placing box positioned above is provided with a first taking and placing opening, the inner wall of one side of the first taking and placing opening is hinged with a first cover body, the inner walls of the front end and the rear end of the placing box positioned above are respectively provided with a placing groove, a first screw rod with a motor is movably arranged in the placing groove positioned at the rear part, a first nut is cooperatively arranged on the first screw rod, a slide block is cooperatively arranged in the placing groove positioned at the front part, connecting blocks with telescopic functions are respectively and fixedly arranged between opposite ends of the slide block and the first nut, the bottom ends of the two connecting blocks are fixedly connected through a connecting plate, the front end and the rear end of the bottom surface of the connecting plate are, one end of a second screw is fixedly provided with a first chain wheel, the two first chain wheels are movably connected through a chain, a second screw is arranged on the second screw in a matching way, the bottom end of the second screw is fixedly provided with a first clamping plate, the bottom end of the other side of the connecting plate is fixedly provided with two second clamping plates, the two second clamping plates are respectively positioned at the front end and the rear end of the connecting plate, the inner walls of the front end and the rear end of the placing box positioned above the second screw are respectively provided with a horizontal groove, the horizontal groove is positioned below the placing groove, the horizontal groove is internally provided with a pushing device in a matching way, the pushing device is internally provided with a filter plate in a matching way, the front end and the rear end of the filter plate are respectively fixedly provided with a fixed block, the opposite ends of the two fixed blocks on each filter plate are respectively provided with an inserting groove, the front end and the rear end of the, vertical trench is located one side of horizontal groove, vertical inslot cooperation is equipped with the removal and gets the device of getting, the top one side of placing the box bottom that is located the top all sets up the opening with the top one side of placing the box that is located the below, the opening communicates with each other with the flue is inside, open-ended both sides inner wall is seted up respectively and is placed the recess, it is equipped with sheltering from the device to place the recess fit in, the box cooperation of placing that is located the below is equipped with beats the device, the one side of placing the box that is located the below is seted up the second and is got and put the mouth, the articulated second lid of installing of rear end inner wall of putting the mouth is got to the second, it sets up the discharge gate to place box bottom one.
The SCR flue gas denitration pre-intelligent dedusting device comprises a pushing device, a plurality of moving blocks, a plurality of first inserting blocks, a plurality of supporting plates and a plurality of second telescopic rods, wherein the first telescopic rods, the moving blocks, the supporting plates and the second telescopic rods are arranged on the inner wall of one side of a horizontal groove, the moving blocks are arranged in the horizontal groove, the moving blocks arranged in the same horizontal groove are fixedly connected through springs, the moving block arranged on the rightmost side is fixedly connected with one end of the first telescopic rod, the other end of the first telescopic rod is fixedly connected with the inner wall of one side of the horizontal groove, the first inserting block, the supporting plates and one end of the second telescopic rod are fixedly connected, the other end of the second telescopic rod is fixedly connected with the end face of the corresponding moving block, the supporting plates are arranged below the inserting blocks, and the first inserting blocks can be.
As above an SCR flue gas denitration is intelligent dust collector in advance, the removal press from both sides get the device by installing two opposite lead screws of screw thread in vertical inslot, two nuts, the third telescopic link, the second inserted block is constituteed, two lead screws are located the both sides of vertical groove respectively and with the bottom swing joint in vertical groove, one of them lead screw has the motor, lead screw and a nut screw-thread fit, the one end of every nut and the one end fixed connection of third telescopic link, the other end and the second inserted block fixed connection of third telescopic link, the second inserted block can insert to the slot in, every lead screw top fixed mounting second sprocket, through chain swing joint between two second sprockets, the back of the body end of two nuts that are located same vertical inslot cooperates respectively and is equipped with the defining device.
As above SCR flue gas denitration intellectuality dust collector in advance, the limiting device constitute by seting up the guide way, two guide blocks of locating vertical groove both sides inner wall respectively, the one end and the screw fixed connection that corresponds of guide block, the other end of guide block inserts to the guide way that corresponds in.
The SCR flue gas denitration pre-intelligent dedusting device is characterized in that the shielding device is composed of a fourth telescopic rod and a shielding plate which are arranged in the placing groove, and the fourth telescopic rod moves to be fixedly connected with one side of the shielding plate.
As above an SCR flue gas denitration intellectuality dust collector in advance, beat the device by install in the below place the box around the fifth telescopic link of both ends inner wall, two sixth telescopic links, two axis of rotation, two montants, two seventh telescopic links, conveyer constitutes, the back of the body end of two sixth telescopic links respectively with the movable rod looks remote site fixed connection of two fifth telescopic links, two axis of rotation respectively with the remote site swing joint of two sixth telescopic links, the top of every montant and the dead lever bottom fixed connection of a corresponding fifth telescopic link, the dead lever top of seventh telescopic link and the bottom fixed connection of montant, conveyer is located seventh telescopic link below.
The SCR flue gas denitration pre-intelligent dust removal device comprises a conveying device, a motor, a threaded rod, a guide sleeve, a third nut, an eighth telescopic rod and a filter fixing device, wherein the motor is installed on the inner wall of one side of a placing box below the motor, one end of the threaded rod is movably connected with the inner wall of the other side of the placing box below the threaded rod, the other end of the threaded rod is fixedly connected with the end part of an output shaft of the motor, the threaded rod is in threaded fit with the third nut, the guide rod is located below the third nut, the guide rod is assembled with the guide sleeve, the third nut is fixedly connected with the guide sleeve through a connecting block, one end of the eighth telescopic rod is installed on the filter fixing device, and the other end of the eighth telescopic rod is fixedly connected with the third nut.
According to the SCR flue gas denitration pre-intelligent dust removal device, the end part of the movable rod of the seventh telescopic rod is fixedly provided with the arc-shaped soft cushion.
The invention has the advantages that: the smoke is discharged from the boiler body and enters the flue, a filter plate is placed in the flue, after a period of time, the filter plate is gradually blocked, and the filtering effect is not obvious any more, at the moment, the filter plate is pushed to the left side of the placing box by the pushing device, then the first screw rod rotates, the first screw rod is in threaded fit with the first nut, the first nut and the sliding block are connected with the connecting plate through the connecting block with the telescopic function, the connecting plate is moved to the upper part of the leftmost filter plate, the connecting block can move downwards by the extension of the connecting block, the fixing block is positioned between the first clamping plate and the second clamping plate, at the moment, the second screw rod works, the second screw rod is fixedly connected with the first chain wheel, the two first chain wheels are movably connected through a chain, the two second screw rods can be driven to synchronously rotate, the second screw rod is in threaded fit with the second nut, the second clamping plate can move towards the first clamping plate to clamp the fixing block, then the first screw rod rotates reversely to move the new filter plate between the two vertical grooves, the new filter plate is clamped through the moving clamping device and moves downwards, meanwhile, the old filter plate is loosened, the new filter plate is inserted into the flue, the filter plate is replaced, the old filter plate enters the placing box below, the old filter plate is knocked through the knocking device and is regenerated, and then the old filter plate is placed at the bottom end of the placing box below; after a period of time, opening the second cover body, taking out the processed filter plate from the second taking and placing port, opening the first cover body, putting the filter plate into the pushing device again from the first taking and placing port, and carrying out another round of replacement operation; the invention can filter large particles such as dust in flue gas, avoids subsequent catalyst abrasion and poisoning, avoids dust accumulation at the lower elbow of the inlet section of the flue, blocks flue gas fluid, prevents furnace shutdown caused by serious dust accumulation, does not need to independently perform ash removal treatment on the flue, and can treat the filter plate after replacing the filter plate without independently placing the filter plate in other equipment for operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of view A of FIG. 1; FIG. 3 is an enlarged view of view B of FIG. 1; FIG. 4 is an enlarged view of view C of FIG. 1; FIG. 5 is an enlarged view of view D of FIG. 1; FIG. 6 is an enlarged view of view E of FIG. 1; FIG. 7 is an enlarged view of a portion I of FIG. 1; FIG. 8 is a partial enlarged view of II of FIG. 1; FIG. 9 is a partial enlarged view of III of FIG. 1; FIG. 10 is an enlarged partial view of the IV of FIG. 1; fig. 11 is a partial enlarged view of V of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
An SCR flue gas denitration pre-intelligent dedusting device comprises a boiler body 1 and a flue 2, wherein one end of the flue 2 is connected with the boiler body 1, the upper end and the lower end of the flue 2 are respectively provided with a placing box 3 in a matching way, one side of the top of the placing box 3 positioned above is provided with a first taking and placing opening 4, the inner wall of one side of the first taking and placing opening 4 is hinged with a first cover body 5, the inner walls of the front end and the rear end of the placing box 3 positioned above are respectively provided with a placing groove 6, the placing groove 6 is positioned above the placing box 3, a first screw rod 7 with a motor is movably arranged in the placing groove 6 positioned behind, a first nut is arranged on the first screw rod 7 in a matching way, a slide block 8 is arranged in the placing groove 6 positioned in front in a matching way, connecting blocks with telescopic functions are respectively and fixedly arranged between the slide block 8 and the opposite ends of the first nut, the bottom, the front end and the rear end of the bottom surface of a connecting plate 9 are respectively provided with a groove 10, a second screw 11 is movably arranged between the inner walls of two sides of the groove 10, wherein a motor is arranged in the groove 10 in front in a matching way, the motor is arranged on the inner wall of one side of the groove 10, the output shaft of the motor is fixedly connected with the other end of the second screw 11, one end of the second screw 11 passes through one side of the connecting plate 9, one end of the second screw 11 is fixedly provided with a first chain wheel 12, the two first chain wheels 12 are movably connected through a chain, the first chain wheel 12 is positioned at the outer side of the connecting plate 9, the second screw 11 is provided with a second nut in a matching way, the bottom end of the second nut is fixedly provided with a first clamping plate 13, the bottom end of the other side of the connecting plate 9 is fixedly provided with two second clamping plates 14, the two second clamping plates 14, the filter plate clamping device can clamp the fixed blocks of the filter plates, the inner walls of the front end and the rear end of the placing box 3 positioned above are respectively provided with a horizontal groove 15, the horizontal groove 15 is positioned below the placing groove 6, the horizontal groove 15 is internally provided with a pushing device in a matching way, the pushing device is internally provided with a filter plate 16 in a matching way, the front end and the rear end of the filter plate 16 are respectively fixedly provided with a fixed block 17, the opposite ends of the two fixed blocks 17 on each filter plate 16 are respectively provided with an inserting groove 18, the front end and the rear end of the filter plate 16 are respectively provided with a sliding groove, the bottom end of the sliding groove is communicated with the outside, the filter plate is pushed to one side of the placing box 3 through the pushing device, the filter plate 16 can be taken down from the pushing device or placed in the pushing device, the inner walls of the front end and the rear end of the placing box 3 are respectively provided with a vertical groove 19, the movable clamping device can take the filter plate 16 down from the pushing device and drive the filter plate 16 to move downwards, one side of the bottom end of the placing box 3 positioned above and one side of the top end of the placing box 3 positioned below are both provided with openings 20, the openings 20 are communicated with the interior of the flue 2, the upper and lower openings 20 are positioned on the same vertical axis, the opening 20 in the placing box 3 positioned above is positioned below the vertical groove 19, the inner walls of the two sides of the opening 20 are respectively provided with placing grooves 21, the placing grooves 21 are internally provided with shielding devices in a matching way, when the filter plate 16 is positioned in the two openings 20, the filter plate 16 and the openings 20 have partial gaps, the shielding devices can shield the parts of the gaps of the openings to prevent gas from entering the placing box 3 from the gaps, the placing box 3 positioned below is internally provided with a beating device in a matching way, after the movable clamping device loosens the filter plate 16, the filter, the rapping device clamps the filter plate 16 and performs rapping operation on the filter plate 16, large-particle impurities such as dust on the filter plate 16 are knocked down, a second taking and placing opening 22 is formed in one side of the placing box 3 positioned below, a second cover body 23 is hinged to the inner wall of the rear end of the second taking and placing opening 22, a discharge opening is formed in one side of the bottom end of the placing box 3 positioned below, the taking and placing box 24 is fixedly installed at the bottom end of the placing box 3 positioned below, the taking and placing box 24 is communicated with the inside of the discharge opening, the large-particle impurities such as the knocked-down dust fall into the taking and placing box 24 from the discharge opening, impurities in the taking and placing box 24 are cleaned by opening a sealing cover at an opening at one side of the taking and placing box 24, the operation is simple, a vertical plate is fixedly installed at the bottom end of the placing box 3 positioned below, the vertical plate is positioned at one side of the discharge opening, the discharge opening, avoiding contact with the treated filter plate. The flue gas enters the flue 2 under the emission of the boiler body, a filter plate 16 is placed in the flue 2 at the moment, after a period of time, the filter plate 16 is gradually blocked, and the filtering effect is no longer obvious, at the moment, a pushing device pushes the filter plate 16 to the left side of the placing box 3, then the first screw 7 rotates, the first screw is in threaded fit with the first nut, the first nut and the slide block 8 are connected with the connecting plate 9 through a connecting block with a telescopic function, the connecting plate 9 moves to the upper side of the leftmost filter plate 16, the connecting block extends to enable the connecting plate 9 to move downwards, the fixing block 17 is located between the first clamping plate 13 and the second clamping plate 14, at the moment, the second screw 11 works, the second screw 11 is fixedly connected with the first chain wheel 12, the two first chain wheels 12 are movably connected through a chain, the two second screw 11 can be driven to synchronously rotate, and the second screw is in threaded fit with the, the second nut is fixedly connected with the second clamping plate 14, the second clamping plate 14 can move towards the first clamping plate 13 to clamp the fixing block 17, then the first screw rod rotates reversely to move the new filter plate 16 between the two vertical grooves 19, the new filter plate 16 is clamped by the movable clamping device and moves the new filter plate 16 downwards, meanwhile, the old filter plate 16 is loosened to insert the new filter plate 16 into the flue 2, the filter plate 16 is replaced, the old filter plate 16 enters the placing box 3 below, the old filter plate 16 is knocked by the knocking device and is regenerated, and then the old filter plate is placed at the bottom end of the placing box 3 below; after a period of time, opening the second cover body 23, taking the processed filter plate 16 out of the second taking and placing opening 22, opening the first cover body 5, putting the filter plate 16 into the pushing device again from the first taking and placing opening 4, and carrying out another round of replacement operation; the invention can filter large particles such as dust in flue gas, avoid subsequent catalyst abrasion and poisoning, avoid dust accumulation at the lower elbow of the inlet section of the flue, block flue gas fluid, prevent shutdown caused by serious dust accumulation, and avoid independent ash removal treatment of the flue.
Specifically, the pushing device described in this embodiment is composed of a first telescopic rod 25, a plurality of moving blocks 26, a plurality of first inserting blocks 27, a plurality of supporting plates 28, and a plurality of second telescopic rods 29, which are mounted on the inner wall of one side of the horizontal groove 15, the moving blocks 26 are located in the horizontal groove 15, the moving blocks 26 located in the same horizontal groove 15 are fixedly connected through springs, the moving block 26 located on the rightmost side is fixedly connected with one end of the first telescopic rod 25, the other end of the first telescopic rod 25 is fixedly connected with the inner wall of one side of the horizontal groove 15, one first inserting block 27, one supporting plate 28 is fixedly connected with one end of one second telescopic rod 29, the other end of the second telescopic rod 29 is fixedly connected with the end face of the corresponding moving block 26, the front end of the second telescopic rod 29 located in the front horizontal groove 15 is fixedly connected with the rear end of the moving block 26, the rear end of the second telescopic rod 29 located in the rear horizontal groove 15 is, the fulcrum 28 is located below the insert 27, and the first insert 27 can be inserted into the slot 18. After the first inserting block 27 is inserted into the slot 18, the supporting plate 18 is located below the fixed block 17 at the moment, namely, the top surface of the supporting plate 18 is in contact with the bottom surface of the fixed block 17, the first telescopic rod 25 pushes the moving blocks 26 to move towards one side of the placing box 3, the second telescopic rod 29 is in an extending state at the moment, the first inserting block 27 is inserted into the slot 18, the supporting plate 28 is located below the fixed block 17 and drives the filter plate 16 to move, then the moving clamping device clamps the leftmost filter plate 16, meanwhile, the second telescopic rod 29 contracts, the filter plate 16 is located on the moving clamping device, and the filter plate 16 placed in the flue 2 is replaced.
Specifically, the movable clamping device of the embodiment is composed of two screw rods 30 with opposite threads, two nuts 31, a third telescopic rod 32 and a second insertion block 33, which are installed in the vertical groove 19, wherein the two screw rods 30 are respectively located at two sides of the vertical groove 19 and movably connected with the bottom end of the vertical groove 19, one of the screw rods 30 is provided with a motor, the screw rod is in threaded fit with one of the nuts 31, one end of each nut 31 is fixedly connected with one end of the third telescopic rod 32, the other end of the third telescopic rod 32 is fixedly connected with the second insertion block 33, the front end of the third telescopic rod 32 located in the front vertical groove 19 is fixedly connected with the rear end of the nut 31, the rear end of the third telescopic rod 32 located in the rear vertical groove 19 is fixedly connected with the front end of the nut 31, the second insertion block 33 can be inserted into the slot 18, a second chain wheel 34 is fixedly installed at the top end of each screw rod 30, and the two second chain wheels 34 are movably connected through a chain, limiting devices are respectively matched and arranged at the opposite ends of the two nuts 31 positioned in the same vertical groove 19. The motor of the screw rod 30 is arranged on the inner wall of the top end of the vertical groove 19, the top end of the screw rod is fixedly connected with the bottom end of the output shaft of the motor, the motor works to drive the screw rod 30 to rotate, the screw rod 30 is fixedly connected with the second chain wheel 34, the two second chain wheels 34 are movably connected through a chain to drive the two screw rods 30 to rotate, the screw nut 31 can drive one screw nut 31 to move downwards and the other screw nut 31 to move upwards through the cooperation of a limiting device, the third telescopic rod 32 moving downwards is in an extending state at the moment, meanwhile, the second inserting block 33 is inserted into the inserting groove 18, the filter plate 16 taken down from the pushing device is moved downwards, meanwhile, the third telescopic rod 32 connected with the other screw nut 31 is in a contracting state, namely, the filter plate 16 in the flue 2 falls downwards under the action of gravity and falls into the placing box 3 below, and a new filter plate 16 is inserted into the, the replacement of the filter plate is completed.
Furthermore, the limiting device of this embodiment is composed of two guide blocks 36 and a guide groove 35 respectively opened on the inner walls of the two sides of the vertical groove 19, one end of each guide block 36 is fixedly connected with a corresponding nut 31, and the other end of each guide block 36 is inserted into the corresponding guide groove 35. When the nut 31 moves downwards, the nut 31 can be limited by the matching of the guide block and the guide groove, so that the nut 31 is prevented from rotating, and the nut 31 can only move up and down.
Furthermore, the shielding device of the present embodiment is composed of a fourth telescopic rod 37 installed in the placing groove 21 and a shielding plate 38, and the movement of the fourth telescopic rod 37 is fixedly connected to one side of the shielding plate 38. When the filter plate 16 is inserted into the flue 2 from the left side of the opening, the fourth telescopic rod 37 on the left side is in a contracted state, the right side of the shielding plate 38 on the left side is in contact fit with the left side of the filter plate 16, and meanwhile, the fourth telescopic rod 37 on the right side is extended to push the shielding plate 38 on the right side to the left side, so that the left side of the shielding plate 38 on the right side is in contact with the right side of the filter plate 16; when the filter plate 16 is inserted into the flue 2 from the right side of the opening, the fourth telescopic rod on the left side is in an extended state, the shielding plate 38 on the left side is pushed to the right side, the right side of the shielding plate 38 on the left side is in contact with the left side of the filter plate 16, the fourth telescopic rod on the right side is in a contracted state, and the left side of the shielding plate 38 on the right side is in contact with the left side of the filter plate 16.
Furthermore, the rapping device described in this embodiment is by installing in the below place the box 3 front and back both ends inner wall the fifth telescopic link 39, two sixth telescopic links 40, two axis of rotation 41, two montants 42, two seventh telescopic links 43, conveyer constitutes, two back of the body ends of the sixth telescopic links 40 respectively with two fifth telescopic links 39's movable rod looks remote site fixed connection, two axis of rotation 41 respectively with two sixth telescopic links 40's remote site swing joint, every montant 42's top and a corresponding fifth telescopic link 39's dead lever bottom fixed connection, seventh telescopic link 43's dead lever top and montant 42's bottom fixed connection, conveyer is located seventh telescopic link 43 below. The filter 16 that drops from in the flue 2 is under the extension of sixth telescopic link 40, and axis of rotation 41 inserts to the sliding tray, and then seventh telescopic link 43 extends the shrink motion, makes the movable rod tip of seventh telescopic link 43 and filter 16 contact, strikes filter 16, strikes after the end of knocking, removes filter 16 to the bottom one side of placing box 3 of below through conveyer.
Furthermore, the conveyer described in this embodiment is composed of a threaded rod 44 with a motor, a guide rod 45, a guide sleeve 46, a third nut 47, an eighth telescopic rod 48, and a filter fixing device, wherein the motor is installed on the inner wall of one side of the lower placing box 3, one end of the threaded rod 44 is movably connected with the inner wall of the other side of the lower placing box 3, the other end of the threaded rod 44 is fixedly connected with the end part of the output shaft of the motor, the threaded rod 44 is in threaded fit with the third nut 47, the guide rod 45 is located below the third nut 47, the guide rod 45 is in sleeve fit with the guide sleeve 46, the third nut 47 is fixedly connected with the guide sleeve 46 through a connecting block, the filter fixing device is installed at one end of the eighth telescopic rod 48, and the other end of the eighth telescopic rod 48 is fixedly. Guide bar 45 and the cooperation of uide bushing 46 suit, and be connected through the connecting block between uide bushing 46 and the third nut 47, can prescribe a limit to third nut 47, strike the filter 16 after finishing, sixth telescopic link 40 contracts, filter 16 drops downwards, eighth telescopic link 48 extends, enter into in the filter fixing device, filter fixing device can be for the dead lever of "mountain" style of calligraphy, the pole at middle part inserts to the sliding tray promptly, the filter is located between two outside poles, can prescribe a limit to filter 16, then threaded rod 44 rotates, drive filter 16 to the one side removal of placing box 3, then eighth telescopic link 48 contracts, filter 16 falls into the below and places in the box 3.
Furthermore, the end of the movable rod of the seventh telescopic rod 43 according to this embodiment is fixedly installed with an arc-shaped cushion. The curved cushion can avoid the seventh telescopic link and filter to take place rigid collision at the contact in-process, avoids taking place to damage.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a SCR flue gas denitration is intelligent dust collector in advance which characterized in that: comprises a boiler body (1) and a flue (2), wherein one end of the flue (2) is connected with the boiler body (1), the upper end and the lower end of the flue (2) are respectively provided with a placing box (3) in a matching way, one side of the top of the placing box (3) positioned above is provided with a first taking and placing opening (4), the inner wall of one side of the first taking and placing opening (4) is hinged with a first cover body (5), the inner walls of the front end and the rear end of the placing box (3) positioned above are respectively provided with a placing groove (6), a first screw rod (7) with a motor is movably arranged in the placing groove (6) positioned behind, a first nut is arranged on the first screw rod (7) in a matching way, a slide block (8) is arranged in the placing groove (6) positioned in front in a matching way, connecting blocks with telescopic functions are respectively and fixedly arranged between the slide block (8) and the opposite ends of the, grooves (10) are respectively formed in the front end and the rear end of the bottom surface of a connecting plate (9), second screw rods (11) are movably mounted between the inner walls of the two sides of each groove (10), one end of each second screw rod (11) penetrates through one side of the connecting plate (9), one end of each second screw rod (11) is fixedly provided with a first chain wheel (12), the two first chain wheels (12) are movably connected through a chain, second nuts are arranged on the second screw rods (11) in a matched mode, first clamping plates (13) are fixedly mounted at the bottom ends of the second nuts, two second clamping plates (14) are fixedly mounted at the bottom ends of the other sides of the connecting plates (9), the two second clamping plates (14) are respectively positioned at the front end and the rear end of the connecting plate (9), horizontal grooves (15) are respectively formed in the inner walls of the front end and the rear end of an upper placing box (3), the horizontal grooves (15) are positioned below a placing, the pushing device is internally provided with a filter plate (16) in a matching way, the front end and the rear end of the filter plate (16) are respectively and fixedly provided with a fixed block (17), the back ends of the two fixed blocks (17) on each filter plate (16) are respectively provided with an inserting groove (18), the front end and the rear end of the filter plate (16) are respectively provided with a sliding groove, the bottom end of the sliding groove is communicated with the outside, the inner walls of the front end and the rear end of the placing box (3) are respectively provided with a vertical groove (19), the vertical groove (19) is positioned below the placing groove (6), the vertical groove (19) is positioned on one side of the horizontal groove (15), the vertical groove (19) is internally provided with a movable clamping device in a matching way, one side of the bottom end of the placing box (3) positioned above and one side of the top end of the placing box (3) positioned below are both provided with an opening (20), the placing groove (21) is internally provided with a shielding device in a matching manner, the placing box (3) below is internally provided with a knocking device in a matching manner, one side of the placing box (3) below is provided with a second taking and placing opening (22), the rear end inner wall of the second taking and placing opening (22) is hinged with a second cover body (23), one side of the bottom end of the placing box (3) below is provided with a discharge hole, the bottom end of the placing box (3) below is fixedly provided with a taking and placing box (24), and the taking and placing box (24) is communicated with the inside of the discharge hole.
2. The SCR flue gas denitration pre-intelligent dedusting device as set forth in claim 1, characterized in that: the pushing device comprises a first telescopic rod (25), a plurality of moving blocks (26), a plurality of first inserting blocks (27), a plurality of support plates (28) and a plurality of second telescopic rods (29), wherein the first telescopic rod (25), the plurality of moving blocks (26), the plurality of first inserting blocks (27), the plurality of support plates (28) and the plurality of second telescopic rods (29) are arranged on the inner wall of one side of a horizontal groove (15), the moving blocks (26) in the same horizontal groove (15) are fixedly connected through springs, the moving block (26) positioned on the rightmost side is fixedly connected with one end of the first telescopic rod (25), the other end of the first telescopic rod (25) is fixedly connected with the inner wall of one side of the horizontal groove (15), one first inserting block (27) and one support plate (28) are fixedly connected with one end of one second telescopic rod (29), the other end of the second telescopic rod (29) is fixedly connected with the end face of the corresponding moving block (26, the first insert (27) can be inserted into the slot (18).
3. The SCR flue gas denitration pre-intelligent dedusting device as set forth in claim 1, characterized in that: the movable clamping device consists of two screw rods (30) with opposite threads, two nuts (31), a third telescopic rod (32) and a second inserting block (33) which are arranged in a vertical groove (19), the two screw rods (30) are respectively positioned at two sides of the vertical groove (19) and are movably connected with the bottom end of the vertical groove (19), one of them lead screw (30) has the motor, lead screw and screw (31) screw-thread fit, the one end of every screw (31) and the one end fixed connection of third telescopic link (32), the other end and the second inserted block (33) fixed connection of third telescopic link (32), second inserted block (33) can insert to slot (18) in, every lead screw (30) top fixed mounting second sprocket (34), through chain swing joint between two second sprockets (34), the end of carrying on the back mutually of two screws (31) that are located same vertical groove (19) cooperates respectively and is equipped with defining means.
4. The SCR flue gas denitration pre-intelligent dedusting device according to claim 3, characterized in that: the limiting device is composed of guide grooves (35) and two guide blocks (36), wherein the guide grooves (35) are respectively formed in the inner walls of the two sides of the vertical groove (19), one end of each guide block (36) is fixedly connected with the corresponding screw nut (31), and the other end of each guide block (36) is inserted into the corresponding guide groove (35).
5. The SCR flue gas denitration pre-intelligent dedusting device as set forth in claim 1, characterized in that: the shielding device is composed of a fourth telescopic rod (37) and a shielding plate (38), wherein the fourth telescopic rod (37) is installed in the placing groove (21), and the fourth telescopic rod (37) moves to be fixedly connected with one side of the shielding plate (38).
6. The SCR flue gas denitration pre-intelligent dedusting device as set forth in claim 1, characterized in that: the rapping device by install in the below place box (3) front and back both ends inner wall fifth telescopic link (39), two sixth telescopic links (40), two axis of rotation (41), two montants (42), two seventh telescopic links (43), conveyer constitutes, the back of the body end of two sixth telescopic links (40) respectively with the relative end fixed connection of movable rod of two fifth telescopic links (39), two axis of rotation (41) respectively with the relative end swing joint of two sixth telescopic links (40), the top of every montant (42) and the dead lever bottom fixed connection of a corresponding fifth telescopic link (39), the dead lever top of seventh telescopic link (43) and the bottom fixed connection of montant (42), conveyer is located seventh telescopic link (43) below.
7. The SCR flue gas denitration pre-intelligent dedusting device as set forth in claim 6, characterized in that: the conveying device consists of a threaded rod (44) with a motor, a guide rod (45), a guide sleeve (46), a third nut (47), an eighth telescopic rod (48) and a filter plate fixing device, the motor is installed on the one side inner wall of box (3) of placing in the below, the one end of threaded rod (44) and the opposite side inner wall swing joint of box (3) of placing in the below, the other end of threaded rod (44) and the output shaft end fixed connection of motor, threaded rod (44) and third nut (47) screw-thread fit, guide bar (45) are located the below of third nut (47), guide bar (45) and uide bushing (46) suit cooperation, pass through connecting block fixed connection between third nut (47) and uide bushing (46), the one end of filter fixing device installation eighth telescopic link (48), the other end and third nut (47) fixed connection of eighth telescopic link (48).
8. The SCR flue gas denitration pre-intelligent dedusting device as set forth in claim 6, characterized in that: the end part of the movable rod of the seventh telescopic rod (43) is fixedly provided with an arc-shaped soft cushion.
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| CN202011208725.1A CN112604412B (en) | 2020-11-03 | 2020-11-03 | SCR flue gas denitration is intelligent dust collector in advance |
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| CN202011208725.1A CN112604412B (en) | 2020-11-03 | 2020-11-03 | SCR flue gas denitration is intelligent dust collector in advance |
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| CN112604412B (en) | 2022-02-08 |
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