CN219376425U

CN219376425U - Cloth bag dust removing device for discharging boiler flue gas

Info

Publication number: CN219376425U
Application number: CN202320541149.5U
Authority: CN
Inventors: 龙健; 田云; 丁敏; 滕树轩
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-07-21
Anticipated expiration: 2033-03-20

Abstract

The utility model discloses a cloth bag dust removing device for discharging boiler flue gas, which comprises a dust removing box, wherein a fixed cylinder and a dust collecting cylinder are fixed in the dust removing box, a cloth bag is connected between the fixed cylinder and the dust collecting cylinder in a sealing way, a cross plate is also fixed in the dust collecting cylinder, a rotating rod is inserted in the center of the cross plate, three connecting plates are fixed on the side of the rotating rod, a brush plate is fixed on the other end of the connecting plate, one side of the dust collecting cylinder is communicated with an air inlet pipe, and a sealing disc is connected with the bottom of the dust collecting cylinder in a threaded way. This kind of a sack dust collector for boiler flue gas discharges is provided with the cross board of fixed bull stick in dust collection section of thick bamboo to be provided with the bull stick on the cross board, be provided with the brush board on the bull stick, let the bull stick stretch to in the sack, let the brush board paste on the inner wall of sack, when needing the dust on the clearance sack inner wall, only need rotate the bull stick and take the brush board to scrape along the inner wall of sack and move, can scrape the dust on the sack inner wall, thereby improve the practicality.

Description

Cloth bag dust removing device for discharging boiler flue gas

Technical Field

The utility model relates to the field of bag-type dust removal for boiler flue gas emission, in particular to a bag-type dust removal device for boiler flue gas emission.

Background

The flame boiler is widely applied to coal-fired power plants in areas where high-sulfur anthracite is produced because the flame boiler can be well adapted to various working conditions of burning the high-sulfur anthracite, dust, SO2 and NOX in the flue gas are high, the dust is discharged after being removed in a bag-type dust removing mode, a dust removing bag is called a heart of a bag-type dust remover, and is generally called a dust removing bag or a dust removing filter bag, the dust removing bag is a key part in the operation process of the bag-type dust remover, at present, when dust on the inner wall of the bag is cleaned by a bag-type dust removing device for discharging the flue gas of the boiler, the bag is detached, the cleaning is time-consuming and labor-consuming, the maintenance is complex, and the problem is a technical problem commonly existing in the bag-type dust removing device for discharging the flue gas of the existing boiler and is a problem which needs to be solved by a person in the field.

In view of the above, we propose a bag-type dust collector for boiler flue gas emission, which improves upon the deficiencies of the prior art.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, provides a cloth bag dust removing device for discharging boiler flue gas, and provides the following technical scheme for solving the technical problems:

the utility model relates to a cloth bag dust removing device for discharging boiler flue gas, which comprises a dust removing box, wherein a fixed cylinder and a dust collecting cylinder are fixed in the dust removing box, a cloth bag is connected between the fixed cylinder and the dust collecting cylinder in a sealing way, a cross plate is also fixed in the dust collecting cylinder, a rotating rod is inserted in the center of the cross plate, three connecting plates are fixed on the side of the rotating rod, a brush plate is fixed on the other end of each connecting plate, an air inlet pipe is communicated with one side of the dust collecting cylinder, and a sealing disc is connected with the bottom of the dust collecting cylinder in a threaded way.

Preferably, a bearing is arranged at the joint of the rotating rod and the cross plate, and a rotating handle is fixed at the bottom end of the rotating rod.

Preferably, the brush edge of the brush plate is attached to the inner wall of the cloth bag.

Preferably, the top of the fixed cylinder is sealed, and the top of the dust removing box is opened.

Preferably, the side edges and the front face of the dust removal box are provided with access holes, and the side cover plates I and the side cover plates II are fixed at the two access holes through bolts.

Compared with the prior art, the utility model has the following beneficial effects: be provided with the cross board of fixed bull stick in dust collection section of thick bamboo to be provided with the bull stick on the cross board, be provided with the brush board on the bull stick, let the bull stick stretch to in the sack, let the brush board paste on the inner wall of sack, when needing to clear up the dust on the sack inner wall, only need rotate the bull stick and take the brush board to scrape along the inner wall of sack, can scrape the dust on the sack inner wall, the sack dust collector of boiler flue gas emission after the improvement, labour saving and time saving when clearing up the sack, convenient and fast, the maintenance is simple and direct, can effectively improve cleaning efficiency, give corresponding solution to the not enough in the prior art, and reach corresponding technological effect, thereby improve the practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

fig. 2 is a schematic structural view of a cross plate in the present utility model.

In the figure: 1. a dust removal box; 2. a fixed cylinder; 3. a dust collection cartridge; 4. a cloth bag; 5. a cross plate; 6. a rotating rod; 7. a connecting plate; 8. a brush plate; 9. an air inlet pipe; 10. a rotating handle; 11. a side cover plate I; 12. a second side cover plate; 13. a sealing plate; 14. and (3) a bearing.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples

As shown in fig. 1-2, a bag-type dust collector for discharging flue gas of a boiler comprises a dust removing box 1, a sealing space is formed, flue gas is filtered and removed through a bag 4, a fixed cylinder 2 and a dust collecting cylinder 3 are fixed in the dust removing box 1 and used for fixing the bag 4, dust can be contained simultaneously, the fixed cylinder 2 and the dust collecting cylinder 3 are hermetically connected with the bag 4 and used for filtering and removing dust, a cross plate 5 is also fixed in the dust collecting cylinder 3, a rotating rod 6 is inserted in the center of the cross plate 5, a bearing 14 is arranged at the joint of the rotating rod 6 and the cross plate 5, a rotating handle 10 is fixed at the bottom end of the rotating rod 6, three connecting plates 7 are fixed at the side of the rotating rod 6, a brush plate 8 is fixed at the other end of the connecting plates 7, the brush edges of the brush plates 8 are stuck on the inner wall of the bag 4 and used for scraping dust off the inner wall of the bag 4, an air inlet pipe 9 is communicated with one side of the dust collecting cylinder 3 and used for inputting flue gas, a sealing disc 13 is connected with the bottom thread of the dust collecting cylinder 3 and used for sealing, and meanwhile, the rotating rod 6 can be opened and controlled to rotate.

In this embodiment, the access hole has been seted up to the side and the front of dust removal case 1, and two access hole departments are through bolt fastening has side cap board one 11 and side cap board two 12, be convenient for open the dust of changing sack 4 and operation clearance sack 4 inner wall, and the top of fixed section of thick bamboo 2 is sealed, ensures that the flue gas can only filter the discharge through sack 4, and the open top of dust removal case 1 is used for discharging filtered flue gas.

The principle and the advantages of the utility model are that: the flue gas discharge pipe is connected with the air inlet pipe 9 in a sealing way, then the flue gas is sent into the cloth bag 4 through the dust collection cylinder 3, because the upper part of the fixed cylinder 2 is sealed, the flue gas can only be filtered through the cloth bag 4 and then discharged into the dust collection box 1, dust stays on the inner wall of the cloth bag 4, the filtered flue gas enters the dust collection box 1 and finally is discharged from the smoke outlet at the top of the dust collection box, when the cloth bag 4 is cleaned, the flue gas is firstly stopped to be sent, the side cover plate II 12 is detached, then the sealing disc 13 at the bottom of the dust collection cylinder 3 is detached, the precipitated dust falls on the sealing disc 13 and falls down together, then the rotating handle 10 is held by hands, the rotating rod 6 is rotated, and the rotating rod 6 scrapes along the inner wall of the cloth bag 4 with the brush plate 8, the dust on the inner wall of the cloth bag 4 is scraped off, the dust falls to the bottom of the dust removing box 1, the inner wall of the cloth bag 4 is cleaned, finally, the dust scraped in the dust collecting cylinder 3 is cleaned out, the upper side cover plate II 12 is sealed, when the cloth bag 4 is replaced, the side cover plate I11 is opened, the binding ring for fixing the cloth bag 4 is taken out from the dust removing box 1 and replaced, the improved cloth bag dust removing device for discharging boiler flue gas saves time and labor when cleaning the cloth bag 4, is convenient and quick to use, is simple and quick to maintain, can effectively improve cleaning efficiency, provides a corresponding solution for the defects in the prior art, achieves a corresponding technical effect, and improves practicability.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a sack cleaner for boiler flue gas discharges, includes dust removal case (1), its characterized in that: the dust collection box is characterized in that a fixing cylinder (2) and a dust collection cylinder (3) are fixed inside the dust collection box (1), a cloth bag (4) is connected between the fixing cylinder (2) and the dust collection cylinder (3) in a sealing mode, a cross plate (5) is further fixed inside the dust collection cylinder (3), a rotating rod (6) is inserted in the center of the cross plate (5), three connecting plates (7) are fixed on the side of the rotating rod (6), a hairbrush plate (8) is fixed on the other end of each connecting plate (7), an air inlet pipe (9) is communicated to one side of the dust collection cylinder (3), and a sealing disc (13) is connected to the bottom of the dust collection cylinder (3) in a threaded mode.

2. A bag house dust collector for boiler flue gas emission as recited in claim 1, wherein: the connecting part of the rotating rod (6) and the cross plate (5) is provided with a bearing (14), and the bottom end of the rotating rod (6) is fixed with a rotating handle (10).

3. A bag house dust collector for boiler flue gas emission as recited in claim 1, wherein: the brush edge of the brush plate (8) is attached to the inner wall of the cloth bag (4).

4. A bag house dust collector for boiler flue gas emission as recited in claim 1, wherein: the top of the fixed cylinder (2) is sealed, and the top of the dust removal box (1) is opened.

5. The bag house dust collector for boiler flue gas emission of claim 4, wherein: the side and the front of the dust removal box (1) are provided with access holes, and the two access holes are fixedly provided with a side cover plate I (11) and a side cover plate II (12) through bolts.