CN220736795U - Air inlet device of dust remover - Google Patents
Air inlet device of dust remover Download PDFInfo
- Publication number
- CN220736795U CN220736795U CN202321466406.XU CN202321466406U CN220736795U CN 220736795 U CN220736795 U CN 220736795U CN 202321466406 U CN202321466406 U CN 202321466406U CN 220736795 U CN220736795 U CN 220736795U
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- air inlet
- dust
- flue
- roof beam
- inlet
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- 239000000428 dust Substances 0.000 title claims abstract description 38
- 230000001105 regulatory effect Effects 0.000 claims abstract description 22
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of dust collectors, in particular to an air inlet device of a dust collector. The air inlet device of the dust remover comprises a filter bag box body and a flue, wherein the flue is positioned in the middle of the filter bag box body, an ash bucket is arranged at the lower end of the filter bag box body, an air inlet device which is used for connecting the flue with the ash bucket is arranged at the lower end in the flue, the air inlet device comprises an air inlet ring beam, reducing pipes, air inlet bent pipes and an air inlet regulating valve, the air inlet ring beam is fixed below the inner side of the flue, 2 symmetrical reducing pipes are connected below the air inlet ring beam, the air inlet bent pipes are connected below the reducing pipes, and the air inlet regulating valve is arranged at the joint of the reducing pipes and the air inlet bent pipes. The air inlet device of the dust remover can be well applied in engineering under the condition of reducing the whole consumable of the dust remover, and cannot accumulate ash in the process of dust with high concentration, micro-moisture, micro-adhesion and the like, so that the dust remover has strong practicability.
Description
Technical Field
The utility model relates to an air inlet device, in particular to an air inlet device of a dust remover.
Background
The air inlet device of the dust remover mainly comprises a middle box body air inlet mode and an ash bucket air inlet mode.
The air inlet device is generally applied to electric dust removal and cloth bag dust removal, or when the volume of an ash bucket is smaller and the ash storage capacity can not be met, the air inlet device adopts a middle box air inlet mode. Because the air intake is located ash bucket collar tie upper portion, occupy well box size for whole well box is higher than conventional box, leads to well box stand to increase in order to increase, and the maintenance cat ladder increases, and the whole steel of dust remover consumes greatly.
The upper opening of the air inlet device of the dust remover in the conventional ash bucket air inlet form is arranged on the ash bucket ring beam. The vertical or inclined arrangement form of the air quantity regulating valve occupies large space of the ash bucket, so that the actual ash storage capacity of the ash bucket is reduced, the stored ash in the ash bucket is easy to accumulate near an air inlet of the ash bucket, and certain secondary dust is formed in the ash bucket when the situation is light, so that the dust removal efficiency is influenced. The actual ash storage capacity of the ash bucket possibly causes ash accumulation to block the air inlet when the ash is seriously reduced, a large amount of secondary dust is caused, the air inlet is blocked when the ash bucket is more seriously increased, and the operation differential pressure of the dust remover is increased, so that the dust removal efficiency and the structural safety are affected. The air quantity regulating valve is horizontally arranged, the horizontal distance from the air inlet bent pipe to the ash bucket surface is long, and the phenomenon that one section of the air inlet bent pipe to the ash bucket surface is easy to accumulate ash can occur, so that the air inlet of the dust remover is not smooth. The air inlet reducer on the ash bucket ring beam has small included angle between the individual wall plate surface of the reducer and the flat angle due to the limitation of space height, and ash is easy to deposit.
Disclosure of Invention
The utility model aims to solve the defects and provides an air inlet device of a dust remover.
In order to overcome the defects in the background art, the technical scheme adopted by the utility model for solving the technical problems is as follows: the air inlet device of the dust remover comprises a filter bag box body and a flue, wherein the flue is positioned in the middle of the filter bag box body, an ash bucket is arranged at the lower end of the filter bag box body, an air inlet device which is used for connecting the flue with the ash bucket is arranged at the lower end in the flue, the air inlet device comprises an air inlet ring beam, reducing pipes, air inlet bent pipes and an air inlet regulating valve, the air inlet ring beam is fixed below the inner side of the flue, 2 symmetrical reducing pipes are connected below the air inlet ring beam, the air inlet bent pipes are connected below the reducing pipes, and the air inlet regulating valve is arranged at the joint of the reducing pipes and the air inlet bent pipes.
According to another embodiment of the utility model, the air inlet ring beam is formed by assembling one ring beam, a first dustproof mechanism is arranged above the joint of the ring beam, and a second dustproof mechanism is arranged at the joint of the ring beam and the wall surface on the inner side of the flue.
According to another embodiment of the utility model, the first dust-proof mechanism comprises an isosceles triangle plate, the isosceles triangle plate is fixed above the splicing part of the ring beam, and the second dust-proof mechanism comprises a right-angle triangle plate, and the right-angle triangle plate is fixed at the upper end of the ring beam and is attached to the inner wall of the flue.
According to another embodiment of the utility model, the side wall plate of the reducer pipe and the upper plane of the air inlet regulating valve form an included angle of more than 60 degrees.
According to another embodiment of the utility model, the air intake regulating valve is further provided with a regulating valve vertically arranged.
According to another embodiment of the utility model, the air inlet bent pipe further comprises an included angle between the bending surface of the air inlet bent pipe and the lower plane of the air inlet regulating valve is not more than 60 degrees.
The beneficial effects of the utility model are as follows: the air inlet device of the dust remover can be well applied in engineering under the condition of reducing the whole consumable of the dust remover, and cannot accumulate ash in the process of dust with high concentration, micro-moisture, micro-adhesion and the like, so that the dust remover has strong practicability.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the front view of the present utility model;
FIG. 2 is a schematic structural diagram of a side view of the present utility model;
FIG. 3 is a schematic diagram of the structure of the top view of the present utility model;
wherein: 1. the dust-proof device comprises an air inlet ring beam, 2, a reducing pipe, 3, an air inlet regulating valve, 4, an air inlet bent pipe, 10, a first dust-proof mechanism, 11, a flue, 12, an ash bucket, 13, a filter bag box body, 14 and a second dust-proof mechanism.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. Embodiments of the utility model are described herein in terms of various specific embodiments, including those that are apparent to those of ordinary skill in the art and all that come within the scope of the utility model.
As shown in fig. 1-3, the filter bag box 13 and the flue 11 are included in the drawing, the flue 11 is located in the middle of the filter bag box 13, an ash bucket 12 is arranged at the lower end of the filter bag box 13, an air inlet device for connecting the flue 11 with the ash bucket 12 is arranged at the lower end in the flue 11, the air inlet device comprises an air inlet ring beam 1, a reducer pipe 2, an air inlet elbow 4 and an air inlet regulating valve 3, the air inlet ring beam 1 is fixed below the inner side of the flue 11, 2 symmetrical reducer pipes 2 are connected below the air inlet ring beam 1, the air inlet elbow 4 is connected below the reducer pipe 2, and the air inlet regulating valve 3 is arranged at the joint of the reducer pipe 2 and the air inlet elbow 4. The whole structure of the air inlet device fully and effectively utilizes the lower section space of the air inlet flue in the box body in the dust remover to arrange the air inlet device, so that the volume can be structurally reduced, 2 wall plates at the bottom of the middle box body can be reduced, and the investment cost is reduced.
In the preferred embodiment, the air inlet ring beam 1 is formed by assembling a ring beam, a first dustproof mechanism 10 is arranged above the joint of the ring beam, and a second dustproof mechanism 14 is arranged at the joint of the ring beam and the wall surface on the inner side of the flue 11. The first dust-proof mechanism 10 and the second dust-proof mechanism 14 can effectively prevent dust deposition at the joint, and the dust deposition is not cleaned for a long time, so that corrosion is easy to cause production accidents, and the dust-proof mechanism is very necessary to be arranged.
In a preferred embodiment, the first dust-proof mechanism 10 comprises an isosceles triangle plate, the isosceles triangle plate is fixed above the splicing part of the ring beam, the second dust-proof mechanism 14 comprises a right-angle triangle plate, and the right-angle triangle plate is fixed at the upper end of the ring beam and is attached to the inner wall of the flue 11. The first dust-proof mechanism 10 and the second dust-proof mechanism 14 are triangular plates, and dust can effectively slide down due to the inclined surface structure of the triangular plates, so that the aim of no dust accumulation is fulfilled.
In a preferred embodiment, the included angle between the side wall plate of the reducer pipe 2 and the upper plane of the air inlet regulating valve 3 is more than 60 degrees. The included angle of more than 60 degrees effectively prevents the dust of the area of the wall plate of the reducer pipe.
Preferably, the air inlet regulating valve 3 is arranged vertically. The air inlet regulating valve at the lower part of the reducing pipe is vertically arranged, ash deposition does not exist in the ash flow, and the switch handle of the air inlet regulating valve is arranged towards one side of the overhaul platform to facilitate overhaul.
In a preferred embodiment, the included angle between the bending surface of the air inlet bent pipe 4 and the lower plane of the air inlet regulating valve 3 is not more than 60 degrees. The whole air inlet device can reach an air inlet flow field and no dust is accumulated.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. The utility model provides an air inlet unit of dust remover, includes filter bag box (13) and flue (11), and flue (11) are located the centre of filter bag box (13), and the lower extreme of filter bag box (13) is equipped with ash bucket (12), its characterized in that: the lower extreme in flue (11) is equipped with the hot blast blowpipe apparatus of being connected flue (11) and ash bucket (12), and hot blast blowpipe apparatus includes inlet ring roof beam (1), reducing pipe (2), inlet return bend (4) and air inlet governing valve (3), inlet ring roof beam (1) are fixed in the inboard below of flue (11), and 2 reducing pipes (2) of symmetry are connected in the below of inlet ring roof beam (1), inlet return bend (4) are connected to the below of reducing pipe (2), are equipped with inlet governing valve (3) in the junction of reducing pipe (2) and inlet return bend (4), inlet ring roof beam (1) are assembled through a ring roof beam and are constituteed, are equipped with dust-proof mechanism one (10) in the concatenation department top of ring roof beam, and the inboard wall junction of flue (11) is equipped with dust-proof mechanism two (14), dust-proof mechanism one (10) are including an isosceles triangle shaped plate, and isosceles triangle shaped plate is fixed in the top of ring roof beam concatenation department, dust-proof mechanism two (14) include a right triangle, and the triangle is fixed in ring roof beam inner wall fixed at right angle roof beam upper end at right angle plate (11).
2. An air inlet device of a dust collector as set forth in claim 1, wherein: the included angle between the side wall plate of the reducer pipe (2) and the upper plane of the air inlet regulating valve (3) is more than 60 degrees.
3. An air inlet device of a dust collector as set forth in claim 1, wherein: the regulating valve of the air inlet regulating valve (3) is vertically arranged.
4. An air inlet device of a dust collector as set forth in claim 1, wherein: the included angle between the bending surface of the air inlet bent pipe (4) and the lower plane of the air inlet regulating valve (3) is not more than 60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321466406.XU CN220736795U (en) | 2023-06-09 | 2023-06-09 | Air inlet device of dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321466406.XU CN220736795U (en) | 2023-06-09 | 2023-06-09 | Air inlet device of dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220736795U true CN220736795U (en) | 2024-04-09 |
Family
ID=90569596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321466406.XU Active CN220736795U (en) | 2023-06-09 | 2023-06-09 | Air inlet device of dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220736795U (en) |
-
2023
- 2023-06-09 CN CN202321466406.XU patent/CN220736795U/en active Active
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