CN112170430B - Sleeve type exhaust barrel for connecting dust remover and fan - Google Patents
Sleeve type exhaust barrel for connecting dust remover and fan Download PDFInfo
- Publication number
- CN112170430B CN112170430B CN202011092042.4A CN202011092042A CN112170430B CN 112170430 B CN112170430 B CN 112170430B CN 202011092042 A CN202011092042 A CN 202011092042A CN 112170430 B CN112170430 B CN 112170430B
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- fan
- outlet
- inner cylinder
- outer cylinder
- cylinder
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- 239000000428 dust Substances 0.000 title claims abstract description 51
- 238000005192 partition Methods 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 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
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/002—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using a central suction system, e.g. for collecting exhaust gases in workshops
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a sleeve type exhaust funnel for connecting a dust remover and a fan, belonging to the field of environmental dust removal in the metallurgical industry. Comprises an outer cylinder and an inner cylinder which are nested and arranged on the civil engineering foundation to form a sleeve type structure; the top of the outer cylinder is provided with a cover plate covering the gap between the outer cylinder and the inner cylinder, and the outer cylinder, the inner cylinder, the cover plate and the civil engineering foundation jointly enclose a complete cylinder space; the dust remover outlet, the fan inlet and the sleeve space are communicated, the fan outlet is communicated with the central cavity of the inner barrel, air flow purified by the dust remover enters the sleeve space through the dust remover outlet, then enters the fan through the fan inlet, then enters the central cavity of the inner barrel through the fan outlet, and is discharged from the upper end opening of the central cavity. The problems of multiple connecting pipelines and large occupied area caused by the fact that the dust remover, the fan and the exhaust drum are sequentially tiled are solved, and the dust remover is compact in structure, flexible in arrangement and high in practicability.
Description
Technical Field
The invention belongs to the field of environmental dust removal in the metallurgical industry, and relates to a sleeve type exhaust funnel for connecting a dust remover with a fan.
Background
With the implementation of ultra-low emission opinion in the steel industry, the filtering wind speed of the bag-type dust collector is further reduced, so that the occupied area of the bag-type dust collector is larger, and the dust collection equipment area is limited by the surrounding environment and can only be developed in the air due to the reasons of upgrading or expanding the process main body.
The general arrangement of the dust-removing device areas is as follows: the cloth bag dust collector, the connecting pipe, the fan, the reducer pipe, the muffler, the reducer pipe, the elbow and the exhaust pipe are sequentially connected in a tiling mode. The connecting pipe, the reducer pipe and the elbow are more, the occupied area is large, and the defect of the conventional arrangement mode is more obvious for the condition that two or three fans are operated in parallel.
Disclosure of Invention
Therefore, the invention aims to provide a sleeve type exhaust barrel for connecting a dust remover and a fan, which solves the problems of more connecting pipelines and large occupied area caused by sequential tiling connection of the dust remover, the fan and the exhaust barrel, and has compact structure, flexible arrangement and strong practicability.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A sleeve type exhaust funnel for connecting a dust remover and a fan comprises an outer cylinder and an inner cylinder which are nested on a civil engineering foundation to form a sleeve type structure; the top of the outer cylinder is provided with a cover plate covering the gap between the outer cylinder and the inner cylinder, and the outer cylinder, the inner cylinder, the cover plate and the civil engineering foundation jointly enclose a complete cylinder space; the dust remover outlet, the fan inlet and the sleeve space are communicated, the fan outlet is communicated with the central cavity of the inner barrel, air flow purified by the dust remover enters the sleeve space through the dust remover outlet, then enters the fan through the fan inlet, then enters the central cavity of the inner barrel through the fan outlet, and is discharged from the upper end opening of the central cavity.
Further, the outer cylinder is respectively provided with more than one air inlet and more than one air outlet, the air inlets are respectively connected with the dust remover outlet and the fan inlet through pipelines, and the air inlets are positioned above the air outlets; the inner cylinder is provided with more than one air inlet, the fan outlet is connected with an air flow channel, and the air flow channel passes through the outer cylinder and is connected to the corresponding air inlet of the inner cylinder.
Further, an air outlet on the outer cylinder is positioned below the air inlet on the inner cylinder, and the air flow of the fan is lower inlet and upper outlet.
Further, an air outlet on the outer cylinder is positioned above an air inlet on the inner cylinder, and the air flow of the fan is up-in and down-out.
Further, the partition plates with the same number as the fans are arranged in the central cavity of the inner cylinder, and extend from the civil foundation to the position above the air inlets of the inner cylinder to isolate the central cavity into subareas corresponding to the fans one by one.
Further, the partition plates are uniformly distributed around the central axis of the inner cylinder, so that the central cavity is isolated into equally divided subareas.
Further, the outer barrel and the inner barrel are concentric.
Further, the top of the inner cylinder is higher than the outer cylinder.
The invention has the beneficial effects that:
(1) The sleeve type exhaust pipe disclosed by the invention is erected on the civil engineering foundation, and the dust remover and the fan are arranged around the sleeve type exhaust pipe, so that the problems of more connecting pipelines and large occupied area caused by sequential tiling connection of the dust remover, the fan and the exhaust pipe are avoided, and the structure is compact.
(2) The sleeve type exhaust funnel disclosed by the invention is of a sleeve type structure with an inner cylinder and an outer cylinder nested, has a sound insulation function, does not need to be provided with a muffler, and has strong practicability.
(3) The sleeve type exhaust funnel disclosed by the invention can be simultaneously connected with a plurality of fans, can be connected with dust collectors with a plurality of outlets or connected with a plurality of dust collectors, and is flexible in arrangement.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic elevational view of the present invention;
FIG. 3 is a schematic elevational view of another embodiment of the invention for changing the relative orientation between the inlet and outlet of a fan.
Reference numerals: the air inlet and outlet device comprises an outer cylinder 1, an air inlet 11, an air outlet 12, an inner cylinder 2, an air inlet 21, an upper end opening 22, a cover plate 3, a civil engineering foundation 4, an air flow channel 5, a partition plate 6, a fan 7, a fan inlet 71 and a fan outlet 72.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1:
Referring to fig. 1-2, a sleeve type exhaust pipe for connecting a dust collector and fans is applied to the situation that 3 fans 7 are operated in parallel, each fan 7 has 2 fan inlets 71, 1 fan outlet 72, and the dust collector outlet has 2. The sleeve type exhaust funnel comprises an outer cylinder 1 and an inner cylinder 2 which are nested and arranged on a civil engineering foundation 4 to form a sleeve type structure, wherein the outer cylinder 1 and the inner cylinder 2 are concentric, and the top of the inner cylinder 2 is higher than the outer cylinder 1; the top of the outer cylinder 1 is provided with a cover plate 3 covering the gap between the outer cylinder 1 and the inner cylinder 2, and the outer cylinder 1, the inner cylinder 2, the cover plate 3 and the civil engineering foundation 4 jointly enclose a sleeve space; the dust remover outlet and the fan inlet 71 are communicated with the sleeve space, the fan outlet 72 is communicated with the central cavity of the inner cylinder 2, and air flow purified by the dust remover enters the sleeve space through the dust remover outlet, then enters the fan 7 through the fan inlet 71, then enters the central cavity of the inner cylinder 2 through the fan outlet 72, and is discharged to the atmosphere from the upper end opening 22 of the central cavity.
Specifically, the outer cylinder 1 is provided with 2 air inlets 11 which are respectively connected with the dust remover outlets in a one-to-one correspondence manner through pipelines, and is also provided with 3 groups of air outlets 12, wherein 2 air outlets 12 in each group are respectively connected with the fan inlets 71 in a one-to-one correspondence manner through pipelines, and the air inlets 11 are positioned above the air outlets 12; the inner cylinder 2 is provided with 3 air inlets 21, each fan outlet 72 is connected with an air flow channel 5, and the air flow channels 5 penetrate through the outer cylinder 1 and are connected to the corresponding air inlets 21 of the inner cylinder 2.
The air outlet 12 on the outer cylinder 1 is positioned below the air inlet 21 on the inner cylinder 2, and the air flow of the fan 7 is lower inlet and upper outlet.
3 Partition plates 6 are uniformly distributed in the central cavity of the inner cylinder 2 around the central axis of the inner cylinder 2, the partition plates 6 extend to more than the air inlet 21 of the inner cylinder 2 from the civil engineering foundation 4, the central cavity is isolated into equally divided subareas corresponding to the fans 7 one by one, and the partition plates 6 are used for reducing the interference between the airflows of the fan outlets 72.
The sleeve type exhaust funnel stands on the civil engineering foundation 4, and the dust remover and the fan 7 are arranged around the sleeve type exhaust funnel, so that the problems of more connecting pipelines and large occupied area caused by the fact that the dust remover, the fan 7 and the exhaust funnel are sequentially connected in a tiling mode are avoided, and the structure is compact. The sleeve type structure with the inner cylinder 2 and the outer cylinder 1 nested is provided with a sound insulation function, a muffler is not required to be installed, and the practicability is high. The device can be connected with a plurality of fans 7 at the same time, and can be connected with a dust remover with a plurality of outlets or connected with a plurality of dust removers, so that the device is flexible in arrangement.
Example 2:
As shown in fig. 3, embodiment 2 differs from embodiment 1 in that the air outlet 12 on the outer cylinder 1 is located above the air inlet 21 on the inner cylinder 2, and the air flow of the fan 7 is up-in and down-out. The air flow of the fan outlet 72 enters the central cavity from the bottom of the inner cylinder 2, so that the sound insulation effect is better.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (7)
1. A telescopic exhaust funnel for connecting a dust collector and a fan, which is characterized in that: comprises an outer cylinder and an inner cylinder which are nested and arranged on the civil engineering foundation to form a sleeve type structure; the top of the outer cylinder is provided with a cover plate covering the gap between the outer cylinder and the inner cylinder, and the outer cylinder, the inner cylinder, the cover plate and the civil engineering foundation jointly enclose a complete cylinder space; the dust remover outlet and the fan inlet are communicated with the sleeve space, the fan outlet is communicated with the central cavity of the inner cylinder, and air flow purified by the dust remover enters the sleeve space through the dust remover outlet, then enters the fan through the fan inlet, enters the central cavity of the inner cylinder through the fan outlet, and is discharged from the upper end opening of the central cavity;
The outer cylinder is respectively provided with more than one air inlet and more than one air outlet, each air inlet is respectively connected with the outlet of the dust remover through a pipeline, each air outlet is respectively connected with the inlet of the fan through a pipeline, and the air inlet is positioned above the air outlet; the inner cylinder is provided with more than one air inlet, the outlet of the fan is connected with an air flow channel, and the air flow channel passes through the outer cylinder and is connected to the corresponding air inlet of the inner cylinder;
the sleeve type exhaust funnel is simultaneously connected with N fans and M dust collectors, wherein N is more than or equal to 2, and M is more than or equal to 1; when m=1, the dust collector has a plurality of dust collector outlets;
A dust collector and a fan are arranged around the telescopic exhaust funnel.
2. The telescopic exhaust stack for connecting a dust collector to a fan as set forth in claim 1, wherein: the air outlet on the outer cylinder is positioned below the air inlet on the inner cylinder, and the air flow of the fan is lower inlet and upper outlet.
3. The telescopic exhaust stack for connecting a dust collector to a fan as set forth in claim 1, wherein: the air outlet on the outer cylinder is positioned above the air inlet on the inner cylinder, and the air flow of the fan is up-in and down-out.
4. The telescopic exhaust stack for connecting a dust collector to a fan as set forth in claim 1, wherein: the inner barrel is characterized in that partition plates with the same number as fans are arranged in the central cavity of the inner barrel, and extend from a civil foundation to above the air inlets of the inner barrel to isolate the central cavity into subareas corresponding to the fans one by one.
5. The telescopic exhaust stack for connecting a dust collector to a fan as set forth in claim 4, wherein: the partition plates are uniformly distributed around the central axis of the inner cylinder, so that the central cavity is isolated into equally divided subareas.
6. The telescopic exhaust stack for connecting a dust collector to a fan as set forth in claim 1, wherein: the outer cylinder and the inner cylinder are concentric.
7. The telescopic exhaust stack for connecting a dust collector to a fan as set forth in claim 1, wherein: the top of the inner cylinder is higher than the outer cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011092042.4A CN112170430B (en) | 2020-10-13 | 2020-10-13 | Sleeve type exhaust barrel for connecting dust remover and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011092042.4A CN112170430B (en) | 2020-10-13 | 2020-10-13 | Sleeve type exhaust barrel for connecting dust remover and fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112170430A CN112170430A (en) | 2021-01-05 |
| CN112170430B true CN112170430B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011092042.4A Active CN112170430B (en) | 2020-10-13 | 2020-10-13 | Sleeve type exhaust barrel for connecting dust remover and fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112170430B (en) |
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| CN112170430A (en) | 2021-01-05 |
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