CN220345479U

CN220345479U - SCR denitration dust collector

Info

Publication number: CN220345479U
Application number: CN202322237969.8U
Authority: CN
Inventors: 苏自强; 郭湘平; 苏文波; 苏超波; 郭艳平
Original assignee: Xiangtan Xinyu Jiaxin Environmental Protection Technology Co ltd
Current assignee: Xiangtan Xinyu Jiaxin Environmental Protection Technology Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-01-16
Anticipated expiration: 2033-08-21

Abstract

The utility model discloses an SCR denitration dust removal device, which belongs to the technical field of denitration equipment and comprises an SCR denitration reactor, wherein one side of the SCR denitration reactor is provided with a smoke inlet pipe for removing dust from smoke, both sides of the smoke inlet pipe are provided with limiting grooves, the inner walls of the two limiting grooves are jointly provided with a connecting frame, and both ends of the connecting frame are provided with sealing blocks. This SCR denitration dust collector, through being equipped with fixed subassembly, connecting frame, filter screen and fixed block, after will advance the fixed subassembly and the fixed block separation of tobacco pipe one side, outside removal fixed block, to another sealing block with advance the spacing groove block of tobacco pipe opposite side, make another filter screen on the connecting frame remove to advance the tobacco pipe inside, then fix through the fixed subassembly of advancing the tobacco pipe opposite side, it is clean maintenance to the filter screen to facilitate through this kind of mode, and need not to shut down and unpick out clean the net, technological efficiency has been improved greatly.

Description

SCR denitration dust collector

Technical Field

The utility model belongs to the technical field of denitration equipment, and particularly relates to an SCR denitration dust removal device.

Background

SCR denitration is a selective catalytic reduction flue gas denitration process, and the principle is that a denitration reducing agent is sprayed into an SCR denitration reactor, and flue gas is subjected to denitration treatment under the action of a catalyst, if the flue gas is directly introduced into the reactor, larger particles of dust in the flue gas are easy to adhere to the surface of the catalyst, so that the catalyst is poisoned, and therefore, the flue gas needs to be dedusted before entering the SCR denitration reactor. In real life, when dedusting the flue gas that lets in SCR denitration reactor, can set up the filter screen in the expert's tobacco pipe of reactor in most and filter the flue gas, when clean the maintenance to the filter screen, then need shut down and tear filter screen in the tobacco pipe out and clean, so not only clean maintenance inconvenient, still reduced technology efficiency simultaneously.

Chinese patent document (application publication No. CN 209362231U) is an SCR denitration device, which includes a flue inlet, a smoke direct current plate and a smoke deflector, one end of the smoke direct current plate is connected to the flue inlet, and the other end of the smoke direct current plate is connected to a denitration body through the smoke deflector.

It can be seen that the above cited patent documents have the same problems, the filter screen is arranged in the smoke tube, and when the filter screen is cleaned and maintained, the filter screen in the smoke tube needs to be disassembled for cleaning by stopping the machine, so that the cleaning and the maintenance are inconvenient, and the process efficiency is reduced.

Disclosure of Invention

The utility model aims to provide an SCR denitration dust removal device, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a SCR denitration dust collector, includes the SCR denitration reactor, the tobacco pipe that advances that is used for the flue gas dust removal is installed to one side of SCR denitration reactor, advance the both sides of tobacco pipe and all seted up the spacing groove, two the inner wall of spacing groove is assembled with the linking bridge jointly, sealing block is all installed at the both ends of linking bridge, two one side of sealing block is all fixed and is equipped with the fixed block, the fixed slot has all been seted up to linking bridge positive both sides, two the dust screen is all installed to the inner wall of fixed slot, advance the one end that the tobacco pipe both sides are close to the spacing groove and all be equipped with fixed subassembly.

As a preferred embodiment, the fixing component comprises a rod seat, one side of the rod seat is provided with a screw rod, one end of the screw rod is provided with a rotary knob, and the other end of the screw rod is connected with one side of the fixing block in a clamping manner.

As a preferred embodiment, one side of each of the two limiting grooves is provided with a through groove, and the inner walls of the two through grooves are respectively connected with the two sides of the outer wall of the connecting frame in a penetrating way.

As a preferred embodiment, the front of the connecting frame is provided with a collecting box for collecting dust near the bottom ends of the two fixing grooves.

As a preferred embodiment, sealing strips are commonly arranged at the upper end and the lower end of the connecting frame and the two sealing blocks.

As a preferred embodiment, the length of the inside of the collecting box is greater than the length of the fixing groove.

As a preferred embodiment, the bottom end of the fixing groove is obliquely arranged and is positioned on the same horizontal plane with the top end of the collecting box.

Compared with the prior art, the utility model has the technical effects and advantages that:

this SCR denitration dust collector, through being equipped with fixed subassembly, connecting frame, filter screen and fixed block, after will advance the fixed subassembly and the fixed block separation of tobacco pipe one side, outside removal fixed block, to another sealing block with advance the spacing groove block of tobacco pipe opposite side, make another filter screen on the connecting frame remove to advance the tobacco pipe inside, then fix through the fixed subassembly of advancing the tobacco pipe opposite side, it is clean maintenance to the filter screen to facilitate through this kind of mode, and need not to shut down and unpick out clean the net, technological efficiency has been improved greatly.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a filter assembly according to the present utility model;

FIG. 3 is a schematic view of the smoke inlet pipe structure of the present utility model;

FIG. 4 is a schematic view of a fixing assembly according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

Reference numerals illustrate:

in the figure: 1. an SCR denitration reactor; 2. a smoke inlet pipe; 201. a limit groove; 202. a through groove; 3. a sealing block; 4. a fixed block; 5. a connection frame; 6. a fixing groove; 7. a dust screen; 8. a fixing assembly; 801. a rod seat; 802. a screw rod; 803. a turning button; 9. a sealing strip; 10. and a collection box.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless defined otherwise, all directions, up, down, left, right, front, back, interior, and exterior, etc., referred to herein are relative to the directions, up, down, left, right, front, back, interior, and exterior, etc., in the drawings shown in the present utility model, and are described herein.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

The embodiment provides a SCR denitration dust collector as shown in fig. 1 to 5, including SCR denitration reactor 1, the one side of SCR denitration reactor 1 is installed and is used for the flue gas to remove dust advance tobacco pipe 2, advance the both sides of tobacco pipe 2 and all offered spacing groove 201, the inner wall of two spacing grooves 201 is equipped with connecting frame 5 jointly, connecting frame 5 and spacing groove 201 alternate connection, connecting frame 5 height and advance tobacco pipe 2 inboard high looks adaptation, sealing block 3 is all installed at the both ends of connecting frame 5, sealing block 3 size and spacing groove 201 size looks adaptation, simultaneously, the total length of connecting frame 5 and two sealing blocks 3 is the twice of advancing tobacco pipe 2 width, one side of two sealing blocks 3 is all fixed and is equipped with fixed block 4, fixed slot 6 has all been offered to the positive both sides of connecting frame 5, dust screen 7 is all installed to the inner wall of two fixed slots 6, dust screen 7 can remove dust to the flue gas that lets in this moment, when one of them sealing block 3 and the spacing groove 201 card of corresponding position when, 7 that is close to sealing block 3 are located and advance tobacco pipe 2 inside, and keep away from sealing block 3 and advance sealing block 3 and be in two sides of the spacing groove 201, the filter screen assembly is equipped with two sides of spacing groove 202 and is located the two sides of leading to the filter screen 2, the filter screen assembly is fixed to take place, the two sides of sealing block 3 are fixed, the filter screen assembly is connected to the two sides of leading to the filter screen assembly is fixed to be connected to the filter screen 2, the two sides of the filter screen is fixed to the filter screen is connected to the filter screen is 8 is equipped with the filter screen is connected to the filter screen is 8, and the filter screen is connected to the filter screen is 5.

This embodiment provides fixed subassembly 8 including pole seat 801, one side of pole seat 801 is equipped with lead screw 802, lead screw 802 and pole seat 801 alternate and are connected, and the outer wall of lead screw 802 and the inside threaded connection of pole seat 801, turn round 803 is all installed to the one end of lead screw 802, turn round 803 outer wall and be equipped with anti-skidding screw thread to increase the friction force between staff and the turn round 803 outer wall, conveniently rotate turn round 803, the other end and the one side block of fixed block 4 of lead screw 802 are connected, the draw-in hole has been seted up to one side of fixed block 4, lead screw 802 one end is connected with fixed block 4 block through the draw-in hole.

The embodiment provides that the collecting box 10 that is used for collecting the dust is all installed to the bottom that connecting frame 5 openly is close to two fixed slots 6, sealing strip 9 is installed jointly at the upper and lower both ends of connecting frame 5 and two sealing blocks 3, advance the inboard upper and lower both ends of tobacco pipe 2 and all seted up the seal groove, seal groove through-hole groove 202 and spacing groove 201 to advance the outside of tobacco pipe 2, seal groove and sealing strip 9 sliding connection can increase the leakproofness between connecting frame 5 and the tobacco pipe 2 like this, the inboard length of collecting box 10 is greater than the length of fixed slot 6, the bottom of fixed slot 6 is the slope setting, and lie in same horizontal plane with the top of collecting box 10.

Principle of operation

After flue gas gets into in the logical tobacco pipe 2, filter the back through filter screen 7, reentrant SCR denitration reactor 1 is in denitration treatment, when needs to clean filter screen 7, rotate turn round 803, turn round 803 drives lead screw 802 and removes, until lead screw 802 and fixed block 4 separation, then outwards pulling fixed block 4, until another sealing block 3 and advance the spacing groove 201 block of tobacco pipe 2 opposite side, will advance the fixed subassembly of tobacco pipe 2 opposite side and fix the back with fixed block 4 of corresponding position again, clean the outside filter screen 7 of tobacco pipe 2, through this kind of mode convenience to filter screen 7 clean maintenance, and need not to shut down and unpick and clean the filter screen 7, technological efficiency has been improved greatly.

It should be noted that relational terms such as one and two are 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. Moreover, 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. The term "comprising" an element defined by the term "comprising" 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a SCR denitration dust collector, includes SCR denitration reactor (1), its characterized in that: the utility model discloses a flue gas dust removal device, including SCR denitration reactor (1), including connecting frame (5), sealing block (3), fixed block (4), fixed slot (6) are all seted up to one side of SCR denitration reactor (1), advance tobacco pipe (2) both sides and all seted up spacing groove (201), two the inner wall of spacing groove (201) is assembled jointly, sealing block (3) are all installed at the both ends of connecting frame (5), two one side of sealing block (3) is all fixed be equipped with fixed block (4), fixed slot (6) are all seted up to the positive both sides of connecting frame (5), two dust screen (7) are all installed to the inner wall of fixed slot (6), advance tobacco pipe (2) both sides and be close to the one end of spacing groove (201) all to be equipped with fixed subassembly (8).

2. The SCR denitration dust removal device as set forth in claim 1, wherein: the fixing assembly (8) comprises a rod seat (801), a screw rod (802) is assembled on one side of the rod seat (801), a turn button (803) is installed at one end of the screw rod (802), and the other end of the screw rod (802) is connected with one side of the fixing block (4) in a clamping mode.

3. The SCR denitration dust removal device as set forth in claim 1, wherein: one side of each of the two limiting grooves (201) is provided with a through groove (202), and the inner walls of the two through grooves (202) are respectively connected with two sides of the outer wall of the connecting frame (5) in a penetrating mode.

4. The SCR denitration dust removal device as set forth in claim 1, wherein: the front of the connecting frame (5) is close to the bottom ends of the two fixing grooves (6), and a collecting box (10) for collecting dust is arranged.

5. The SCR denitration dust removal device as set forth in claim 1, wherein: sealing strips (9) are mounted at the upper end and the lower end of the connecting frame (5) and the upper end and the lower end of the two sealing blocks (3) together.

6. The SCR denitration dust removal device as set forth in claim 4, wherein: the length of the inner side of the collecting box (10) is longer than that of the fixing groove (6).

7. The SCR denitration dust removal device as set forth in claim 4, wherein: the bottom of the fixed groove (6) is obliquely arranged and is positioned on the same horizontal plane with the top of the collecting box (10).