CN211963476U

CN211963476U - Chemical plant flue gas desulfurization denitration dust collecting equipment

Info

Publication number: CN211963476U
Application number: CN201922447552.8U
Authority: CN
Inventors: 李节玲
Original assignee: Fuzhou Huabo Lile New Material Technology Co ltd
Current assignee: Fuzhou Huabo Lile New Material Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-20
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a flue gas desulfurization, denitrification and dust removal device for chemical plants, which comprises a dust filtering box, wherein one end of the dust filtering box is provided with an air inlet, and the other end of the dust filtering box is provided with an air outlet; the utility model discloses in, insert in the slot of straining dust box top surface through the fretwork screen panel with the mounting panel bottom surface, the rethread bolt runs through the screw hole of mounting panel, make fretwork screen panel embedding install in straining the clearance between the dust box two fender frames, make the sealing strip that fretwork screen panel side bonded and keep off frame sealing connection, and the rectangle frame form sealing washer butt that mounting panel bottom surface bonded is in the slot of straining the dust box, thereby guarantee that the fretwork screen panel is in the leakproofness of straining the dust box, through leading-in the dust box of straining by the air inlet with the flue gas, make the active carbon layer in a plurality of fretwork screen panels filter the impurity in the flue gas in proper order, thereby carry out efficient multistage dust removal before flue gas desulfurization denitration, both do benefit to the flue gas and remove dust, also avoid impurity to block up the.

Description

Chemical plant flue gas desulfurization denitration dust collecting equipment

Technical Field

The utility model relates to a flue gas treatment technical field especially relates to a chemical plant flue gas desulfurization denitration dust collecting equipment.

Background

The flue gas treatment equipment is mainly applied to the power industry, the chemical industry, the coking industry, the metallurgical industry, the manufacturing industry with self-contained boilers and the like, and has the main function of absorbing polluting and corrosive gaseous ions or molecules in the flue gas generated by fuel combustion through chemical reaction to purify the flue gas, and the flue gas can be directly discharged into the atmosphere without polluting the environment.

The existing flue gas treatment equipment generally adopts a desulfurization, denitrification and dedusting integrated treatment mode in the use process, so that smoke dust impurities are directly led into the desulfurization and denitrification equipment without being filtered, the impurities in the flue gas are attached to the pipe wall and the inner wall which block the desulfurization and denitrification equipment, the cleaning is not convenient, and the blockage is easy to occur.

Therefore, the chemical plant flue gas desulfurization, denitrification and dust removal equipment is provided for solving the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a flue gas desulfurization, denitrification and dust removal device for a chemical plant.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a flue gas desulfurization denitration dust collecting equipment of chemical plant, includes the dirt case of straining, the air inlet has been seted up to the one end of dirt case of straining, and the other end of dirt case has seted up the gas vent, the slot has been seted up to the top surface of dirt case of straining, and the top surface bolt fixed mounting of slot has a mounting panel, the inside of dirt case of straining corresponds two liang of welding of slot and has a set of frame that keeps off, the bottom surface fixed mounting of mounting panel has the fretwork screen panel, and the inside embedding of fretwork screen panel installs the active carbon layer to the side of fretwork screen panel bonds and has the sealing strip, the fretwork screen.

As a further description of the above technical solution: a plurality of slots have been seted up to the top surface equidistance of dust filtering box, and equal fixed mounting has the fretwork screen panel in a plurality of slots, the sealing washer has been cup jointed on the upper portion surface of fretwork screen panel, and the sealing washer bonds with the bottom surface of mounting panel, the edge of mounting panel top surface encircles and has seted up a plurality of screw holes.

As a further description of the above technical solution: the hollow mesh enclosure is of an arch structure, the sealing strip wraps the side face of the hollow mesh enclosure, and the cross section of the sealing strip is of a U-shaped structure.

As a further description of the above technical solution: the sealing ring is in compression joint in the slot of the dust filtering box, and the sealing ring is of a rectangular frame-shaped structure.

As a further description of the above technical solution: keep off the frame and be equipped with a plurality ofly altogether, and a plurality ofly keep off the two liang of a set of equidistance of frame and distribute inside the dust filter box, the multiunit keep off frame and slot and fretwork screen panel one-to-one.

As a further description of the above technical solution: the bottom surface welding of dust filtration case has a plurality of landing legs, and a plurality of landing legs distribute in four corners of dust filtration bottom of the case face.

The utility model discloses following beneficial effect has:

in the utility model, the dust removing mechanism which is convenient to disassemble and assemble is composed of the mounting plate, the sealing ring, the hollow mesh enclosure, the sealing strip, the active carbon layer and the threaded hole, the hollow mesh enclosure on the bottom surface of the mounting plate is inserted into the slot on the top surface of the dust filtering box, and then the bolt penetrates through the threaded hole of the mounting plate to enable the hollow mesh enclosure to be embedded into a gap between two blocking frames in the dust filtering box, so that the sealing strip adhered to the side surface of the hollow mesh enclosure is hermetically connected with the blocking frame, the rectangular frame-shaped sealing ring adhered to the bottom surface of the mounting plate is abutted in the slot of the dust filtering box, thereby ensuring the sealing performance of the hollow mesh enclosure in the dust filtering box, promoting the activated carbon layers in the hollow mesh enclosures to sequentially filter impurities in the smoke by guiding the smoke into the dust filtering box through the air inlet, thereby carry out the multistage dust removal of efficient before flue gas desulfurization denitration, existing flue gas dust removal that does benefit to, also avoid impurity to block up the pipeline of SOx/NOx control equipment.

Drawings

FIG. 1 is a schematic view of the internal structure of a flue gas desulfurization, denitrification and dust removal device of a chemical plant;

FIG. 2 is a side view of the flue gas desulfurization, denitrification and dust removal equipment of the chemical plant;

FIG. 3 is the utility model relates to an explosion diagram of a flue gas desulfurization, denitrification and dust removal device of a chemical plant.

Illustration of the drawings:

1. a dust filtering box; 2. mounting a plate; 3. a seal ring; 4. an exhaust port; 5. an air inlet; 6. hollowing out a mesh enclosure; 7. a blocking frame; 8. a sealing strip; 9. an activated carbon layer; 10. a slot; 11. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to the utility model discloses an embodiment provides a chemical plant flue gas desulfurization denitration dust collecting equipment.

Referring now to the drawings and the detailed description, as shown in fig. 1-3, the flue gas desulfurization, denitrification and dust removal device for chemical plants according to the embodiment of the invention comprises a dust filtration box 1, an air inlet 5 is opened at one end of the dust filtration box 1, an air outlet 4 is opened at the other end of the dust filtration box 1, a slot 10 is opened at the top surface of the dust filtration box 1, a mounting plate 2 is fixedly installed on the top surface bolt of the slot 10, a group of baffle frames 7 are welded in the dust filtration box 1 corresponding to the slot 10 in pairs, a hollow mesh enclosure 6 is fixedly installed at the bottom surface of the mounting plate 2, an activated carbon layer 9 is embedded in the hollow mesh enclosure 6, a sealing strip 8 is bonded to the side surface of the hollow mesh enclosure 6, the hollow mesh enclosure 6 is embedded between the two baffle frames 7 through the sealing strip 8, the hollow mesh enclosure 6 at the bottom surface of the mounting plate 2 is inserted into the slot, then, bolts penetrate through threaded holes 11 of the mounting plates 2, the mounting plates 2 are mounted in the dust filtering box 1, the hollow mesh enclosure 6 is enabled to be embedded into a gap between two blocking frames 7 mounted in the dust filtering box 1, a sealing strip 8 bonded to the side face of the hollow mesh enclosure 6 is hermetically connected with the blocking frames 7, a rectangular frame-shaped sealing ring 3 bonded to the bottom face of the mounting plate 2 abuts against a slot 10 of the dust filtering box 1, the hollow mesh enclosure 6 is ensured to be in the sealing performance of the dust filtering box 1, smoke is guided into the dust filtering box 1 through an air inlet 5, activated carbon layers 9 in the hollow mesh enclosure 6 are enabled to sequentially filter impurities in the smoke, and then the smoke is discharged through an air outlet 4, so that efficient multi-stage dust removal is carried out before desulfurization and denitrification of the smoke, and the situation that the impurities block pipelines of desulfurization and denitrification;

in one embodiment, a plurality of slots 10 are opened on the top surface of the dust filtering box 1 at equal intervals, a hollow mesh enclosure 6 is fixedly installed in each slot 10, a sealing ring 3 is sleeved on the upper surface of the hollow mesh enclosure 6, the sealing ring 3 is bonded with the bottom surface of the mounting plate 2, a plurality of threaded holes 11 are opened around the edge of the top surface of the mounting plate 2, and the mounting plate 2 is fixedly installed on the dust filtering box 1 through the plurality of threaded holes 11 of the mounting plate 2.

In one embodiment, the hollow mesh enclosure 6 is of an arch structure, the sealing strip 8 is wrapped on the side surface of the hollow mesh enclosure 6, the cross section of the sealing strip 8 is of a U-shaped structure, and the sealing performance of the connection of the single hollow mesh enclosure 6 and the dust filtering box 1 can be guaranteed through the sealing strip 8, so that the step-by-step filtration of smoke impurities is facilitated.

In one embodiment, the sealing ring 3 is pressed in the slot 10 of the dust filtering box 1, and the sealing ring 3 is a rectangular frame-shaped structure, so that the sealing performance between the mounting plate 2 and the dust filtering box 1 can be increased through the sealing ring 3, thereby preventing the smoke from leaking.

In one embodiment, the blocking frames 7 are provided in plurality, and the blocking frames 7 are distributed in the dust filter 1 in a group with equal distances, and the blocking frames 7 correspond to the slots 10 and the hollow mesh enclosures 6 one to one, so that the hollow mesh enclosures 6 are respectively fixed by the blocking frames 7, thereby facilitating the installation of the hollow mesh enclosures 6 and the dust removal of the flue gas.

In one embodiment, the bottom surface welding of dust filter box 1 has a plurality of landing legs, and a plurality of landing legs distribute in four corners of dust filter box 1 bottom surface, because the bottom surface profile of dust filter box 1 agrees with fretwork screen panel 6 and is the arc structure, can increase dust filter box 1's stability through the landing leg.

The working principle is as follows:

when in use, the hollow mesh enclosure 6 on the bottom surface of the mounting plate 2 is inserted into the slot 10 on the top surface of the dust filtering box 1, and then the mounting plate 2 penetrates through the threaded hole 11 of the mounting plate 2, the mounting plates 2 are mounted in the dust filtering box 1, the hollow mesh enclosure 6 is enabled to be embedded into the gap between the two retaining frames 7 mounted in the dust filtering box 1, so that the sealing strip 8 bonded on the side surface of the hollow mesh enclosure 6 is hermetically connected with the retaining frames 7, the rectangular frame-shaped sealing ring 3 bonded on the bottom surface of the mounting plate 2 is abutted against the slot 10 of the dust filtering box 1, the sealing performance of the hollow mesh enclosure 6 in the dust filtering box 1 is ensured, the flue gas is guided into the dust filtering box 1 through the air inlet 5, the activated carbon layers 9 in the hollow mesh enclosure 6 are enabled to sequentially filter impurities in the flue gas and then discharged through the air outlet 4, thereby carrying out efficient multi-stage dust removal before the flue gas, when the hollow mesh enclosure 6 needs to be detached, the hollow mesh enclosure 6 is taken out through the bolts for unlocking the mounting plate 2, and replacement or cleaning is facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a chemical plant flue gas desulfurization denitration dust collecting equipment, includes dust filtering box (1), its characterized in that: air inlet (5) have been seted up to the one end of straining dirt case (1), and the other end of straining dirt case (1) has seted up gas vent (4), slot (10) have been seted up to the top surface of straining dirt case (1), and the top surface bolt fixed mounting of slot (10) has mounting panel (2), two liang of welding of the inside corresponding slot (10) of straining dirt case (1) have a set of frame (7) that keeps off, the bottom surface fixed mounting of mounting panel (2) has fretwork screen panel (6), and the inside embedding of fretwork screen panel (6) installs activated carbon layer (9) to the side of fretwork screen panel (6) bonds and has sealing strip (8), fretwork screen panel (6) are installed through sealing strip (8) embedding and are kept off between frame (7) for two.

2. The chemical plant flue gas desulfurization, denitrification and dust removal equipment of claim 1, characterized in that: a plurality of slots (10) have been seted up to the top surface equidistance of dust filtering box (1), and equal fixed mounting has fretwork screen panel (6) in a plurality of slots (10), sealing washer (3) have been cup jointed on the upper portion surface of fretwork screen panel (6), and sealing washer (3) bond with the bottom surface of mounting panel (2), a plurality of screw holes (11) have been seted up in the edge encircleing of mounting panel (2) top surface.

3. The chemical plant flue gas desulfurization, denitrification and dust removal equipment of claim 1, characterized in that: the hollow mesh enclosure (6) is of an arch structure, the sealing strip (8) wraps the side face of the hollow mesh enclosure (6), and the cross section of the sealing strip (8) is of a U-shaped structure.

4. The chemical plant flue gas desulfurization, denitrification and dust removal equipment of claim 2, characterized in that: the sealing ring (3) is pressed in a slot (10) of the dust filtering box (1), and the sealing ring (3) is of a rectangular frame-shaped structure.

5. The chemical plant flue gas desulfurization, denitrification and dust removal equipment of claim 1, characterized in that: keep off frame (7) and be equipped with a plurality ofly altogether, and a plurality ofly keep off frame (7) two liang of a set of equidistance and distribute inside dust filtering box (1), the multiunit keep off frame (7) and slot (10) and fretwork screen panel (6) one-to-one.

6. The chemical plant flue gas desulfurization, denitrification and dust removal equipment of claim 1, characterized in that: the bottom surface welding of straining dirt case (1) has a plurality of landing legs, and a plurality of landing legs distribute in four corners of straining dirt case (1) bottom surface.