CN220892280U - Pneumatic conveying flue capable of avoiding dust accumulation blocking of horizontal section of flue - Google Patents
Pneumatic conveying flue capable of avoiding dust accumulation blocking of horizontal section of flue Download PDFInfo
- Publication number
- CN220892280U CN220892280U CN202322483300.7U CN202322483300U CN220892280U CN 220892280 U CN220892280 U CN 220892280U CN 202322483300 U CN202322483300 U CN 202322483300U CN 220892280 U CN220892280 U CN 220892280U
- Authority
- CN
- China
- Prior art keywords
- ash
- dust
- flue
- conveying
- flue gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000428 dust Substances 0.000 title claims abstract description 52
- 238000009825 accumulation Methods 0.000 title claims abstract description 15
- 230000000903 blocking effect Effects 0.000 title claims description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000007599 discharging Methods 0.000 claims abstract description 34
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003546 flue gas Substances 0.000 claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000008021 deposition Effects 0.000 claims description 4
- 239000000779 smoke Substances 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model belongs to the technical field of auxiliary equipment for removing smoke dust, and particularly relates to a pneumatic conveying flue capable of avoiding dust accumulation and blockage of a horizontal section of the flue. The anti-clogging device comprises a flue gas pipeline, an induced draft fan and an anti-clogging device, wherein the induced draft fan is arranged at the output end of the flue gas pipeline, a plurality of ash discharging ports are formed in the middle of the flue gas pipeline or at the bottom end of a corner at intervals, the ash discharging ports are communicated with the anti-clogging device, the anti-clogging device comprises a driving mechanism, an ash discharging cylinder and an ash removing mechanism, the top end of the ash discharging cylinder is connected with the ash discharging ports, the ash removing mechanism is positioned in the ash discharging cylinder, the driving mechanism is positioned outside the ash discharging cylinder, and a power output shaft of the driving mechanism penetrates through the ash discharging cylinder and then is connected with the ash removing mechanism. The ash sucking and retaining device has the advantages that the ash sucking and retaining caused by ash accumulation of the pipeline is effectively reduced, the intermittent operation of the upper ash cleaning component and the lower ash cleaning component can ensure that the ash discharging barrel is in a closed state, the negative pressure in the flue gas pipeline can not be influenced, and the pipeline dredging work is reduced.
Description
Technical Field
The utility model belongs to the technical field of auxiliary equipment for removing smoke dust, and particularly relates to a pneumatic conveying flue capable of avoiding dust accumulation and blockage of a horizontal section of the flue.
Background
At present, the common flue gas conveying equipment in a steel mill is wind power pipeline conveying, and the existing ash suction pipeline is easy to clamp ash in a transverse pipeline due to heavy dust and ash proportion, especially in corners or bends, so that accumulated ash is more easy to appear, and negative pressure sources are caused to suck the ash. The dredging workload is increased, the working efficiency is low, the power consumption is increased, and the environment-friendly requirement cannot be met.
Disclosure of Invention
The utility model provides a pneumatic conveying flue capable of avoiding dust accumulation and blocking at the horizontal section of the flue, which can effectively reduce dust accumulation of a transverse pipeline and improve the working efficiency.
The utility model solves the technical problems by the following technical proposal,
The utility model provides a can avoid blocked air conveying flue of flue horizontal segment deposition, includes flue gas pipeline, draught fan and anti-clogging device, the draught fan is established flue gas pipeline's output the spaced apart ash discharge mouth that is equipped with in middle part or the bottom of corner of flue gas pipeline, ash discharge mouth with anti-clogging device intercommunication, anti-clogging device includes actuating mechanism, ash discharge tube and deashing mechanism, ash discharge tube's top with ash discharge mouth is connected, deashing mechanism is located ash discharge tube is interior, actuating mechanism is located outside the ash discharge tube, actuating mechanism's power output shaft passes behind the ash discharge tube with deashing mechanism is connected.
Above-mentioned can avoid the blocked air conveying flue of flue horizontal segment deposition, ash removal mechanism includes ash removal subassembly and lower ash removal subassembly, ash outlet's top and bottom are respectively into ash inlet and ash outlet, go up ash removal subassembly and lower ash removal subassembly and be located into ash inlet and ash outlet respectively, it includes the center pin and turns over the board to go up ash removal subassembly, the both ends of center pin with ash outlet rotatable coupling, turn over the board and be an even number, just turn over the board equipartition outside the center pin to become axisymmetry, opposite turn over the board and seal the import of ash outlet when the horizontal position, the one end of center pin passes ash outlet's lateral wall with actuating mechanism connects, actuating mechanism drives the center pin rotates, lower ash removal subassembly is the same with last ash removal subassembly's structure.
Above-mentioned pneumatic conveying flue that can avoid flue horizontal segment deposition to block still is equipped with ash conveying mechanism, ash conveying mechanism includes tubular ash conveying chamber and conveying roller, the conveying roller is located ash conveying intracavity, the outer wall of conveying roller is equipped with helical conveying piece, the feed inlet in ash conveying chamber is located ash conveying chamber's top, ash conveying chamber's feed inlet with the bottom of play ash section of thick bamboo links up, ash conveying chamber's discharge gate is located ash conveying chamber's bottom.
The pneumatic conveying flue capable of avoiding dust accumulation blocking of the horizontal section of the flue is characterized in that the trend of the turning plate of the upper ash removal assembly is parallel to the axial direction of the flue gas pipeline, the driving mechanism comprises two stepping motors, and the two stepping motors respectively drive the central shafts of the upper ash removal assembly and the lower ash removal assembly to rotate.
The pneumatic conveying flue capable of avoiding dust accumulation blocking of the horizontal section of the flue is characterized in that the end part of the turning plate of the upper ash cleaning component is exposed out of the feeding hole of the ash conveying cavity and extends into the flue gas pipeline.
Compared with the prior art, the utility model can effectively reduce the suction-free ash caused by ash accumulation of the pipeline, the intermittent operation of the upper ash cleaning component and the lower ash cleaning component can ensure that the ash outlet cylinder is in a closed state, the negative pressure in the flue gas pipeline can not be influenced, and the sealing of the flue gas pipeline can be maintained while the accumulated ash is cleaned. The pipeline dredging work is reduced, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic side elevational view of FIG. 2;
The reference symbols in the drawings indicate: 1. the device comprises a flue gas pipeline, a draught fan, an ash discharging cylinder, an upper ash removing component, a lower ash removing component, a central shaft, a turning plate, an ash conveying cavity, a conveying roller, a stepping motor and conveying sheets.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples serve to illustrate the utility model.
As shown in fig. 1 to 3, the utility model comprises a flue gas pipeline 1, an induced draft fan 2 and an anti-blocking device, wherein the induced draft fan 2 is arranged at the output end of the flue gas pipeline 1, a plurality of ash discharging ports are arranged at intervals at the middle part or the bottom end of a corner of the flue gas pipeline 1, the ash discharging ports are communicated with the anti-blocking device, the anti-blocking device comprises a driving mechanism, an ash discharging cylinder 3 and an ash removing mechanism, the top end of the ash discharging cylinder 3 is connected with the ash discharging ports, the ash removing mechanism is positioned in the ash discharging cylinder 3, the driving mechanism is positioned outside the ash discharging cylinder 3, and a power output shaft of the driving mechanism penetrates through the ash discharging cylinder 3 and then is connected with the ash removing mechanism. The flue gas in the flue gas pipeline 1 can be discharged through the induced draft fan 2, the ash discharge port is arranged at a position which is easy to store ash in the flue gas pipeline 1 according to actual needs at intervals, and then the driving mechanism intermittently drives the ash cleaning mechanism to operate so as to clean the ash stored in the flue gas pipeline 1. This reduces the negative pressure transmission in the flue gas duct 1.
In order to reduce the pressure release as much as possible when the ash discharging port and the ash removing mechanism operate, the ash removing mechanism is provided with an upper ash removing component 4 and a lower ash removing component 5, the top end and the bottom end of the ash discharging cylinder 3 are respectively provided with an ash inlet and an ash outlet, and the upper ash removing component 4 and the lower ash removing component 5 are respectively positioned at the ash inlet and the ash outlet. Preferably, the driving mechanism comprises two stepping motors 10, and the two stepping motors 10 respectively drive the central shafts 6 of the upper ash cleaning assembly 4 and the lower ash cleaning assembly 5 to rotate. The upper ash cleaning component 4 and the lower ash cleaning component 5 are driven by a stepping motor 10 to alternately operate, the upper ash cleaning component 4 comprises a central shaft 6 and a turning plate 7, two ends of the central shaft 6 are rotatably connected with the ash discharging barrel 3, the turning plates 7 are even in number, the turning plates 7 are uniformly distributed outside the central shaft 6 and are axisymmetric, the opposite turning plates 7 seal the inlet of the ash discharging barrel 3 in a horizontal position, one end of the central shaft 6 penetrates through the side wall of the ash discharging barrel 3 and is connected with the driving mechanism, the stepping motor 10 drives the central shaft 6 to rotate, and the lower ash cleaning component 5 and the upper ash cleaning component 4 are identical in structure. When the central shaft 6 of the upper ash removal component 4 rotates, the turning plate 7 conveys accumulated ash in the flue gas pipeline 1 to the ash discharge cylinder 3 below and falls onto the turning plate 7 of the lower ash removal component 5, and the turning plate 7 of the lower ash removal component 5 seals the ash discharge cylinder 3 in the process, so that negative pressure in the flue gas pipeline 1 in the ash removal process is prevented from leaking. When the operation of the upper ash cleaning component 4 is notified, the turnover plate 7 of the upper ash cleaning component 4 seals the ash inlet, and then the central shaft 6 of the lower ash cleaning component 5 rotates to send accumulated ash in the ash discharging barrel 3 to the ash conveying mechanism.
In order to remove deposited dust in time, the dust conveying mechanism comprises a tubular dust conveying cavity 8 and a conveying roller 9, the conveying roller 9 is positioned in the dust conveying cavity 8, a spiral conveying sheet 11 is arranged on the outer wall of the conveying roller 9, a feeding hole of the dust conveying cavity 8 is positioned at the top of the dust conveying cavity 8, the feeding hole of the dust conveying cavity 8 is connected with the bottom end of the dust discharging barrel 3, and a discharging hole of the dust conveying cavity 8 is positioned at the bottom of the dust conveying cavity 8. By rotating the conveying roller 9, the conveying sheet 11 can drop to the accumulated ash discharged from the ash conveying feed port, and is conveyed to the discharge port in a spiral manner for subsequent treatment.
The trend of the turning plate 7 of the upper ash cleaning component 4 is parallel to the axial direction of the flue gas pipeline 1, so that the blocking of the turning plate 7 to the air flow in the flue can be prevented, and the dust accumulation can be prevented. The end part of the turning plate 7 of the upper ash cleaning component 4 is exposed out of the feeding hole of the ash conveying cavity 8 and extends into the flue gas pipeline 1. So as to lead out the accumulated ash.
The working principle is as follows, the turning plate 7 of the upper ash cleaning component 4 and the lower ash cleaning component 5 is in a horizontal state to seal the ash discharging cylinder 3, then the stepping motor 10 is intermittently started, the upper ash cleaning component 4 and the lower ash cleaning component 5 intermittently work, the ash discharging cylinder 3 can be ensured to be in a sealed state, the negative pressure environment of the flue gas pipeline 1 can be ensured, and the dust can be timely cleaned out of the pipeline.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (5)
1. The utility model provides a can avoid blocked air conveying flue of flue horizontal segment deposition, its characterized in that, including flue gas pipeline (1), draught fan (2) and anti-clogging device, draught fan (2) are established the output of flue gas pipeline (1) the spaced apart ash discharge mouth that is equipped with in middle part or the bottom of corner of flue gas pipeline (1), ash discharge mouth with anti-clogging device intercommunication, anti-clogging device includes actuating mechanism, play ash section of thick bamboo (3) and deashing mechanism, the top of play ash section of thick bamboo (3) with ash discharge mouth is connected, deashing mechanism is located go out in ash section of thick bamboo (3), actuating mechanism is located go out outside ash section of thick bamboo (3), actuating mechanism's power output shaft passes behind ash section of thick bamboo (3) is connected with deashing mechanism.
2. The pneumatic conveying flue capable of avoiding dust accumulation and blocking at the horizontal section of the flue according to claim 1, wherein the dust removing mechanism comprises an upper dust removing component (4) and a lower dust removing component (5), the top end and the bottom end of the dust discharging barrel (3) are respectively a dust inlet and a dust outlet, the upper dust removing component (4) and the lower dust removing component (5) are respectively positioned at the dust inlet and the dust outlet, the upper dust removing component (4) comprises a central shaft (6) and a turning plate (7), two ends of the central shaft (6) are rotatably connected with the dust discharging barrel (3), the turning plates (7) are even in number and are uniformly distributed outside the central shaft (6) and are axisymmetrically arranged, the opposite turning plates (7) seal the inlet of the dust discharging barrel (3) in a horizontal position, one end of the central shaft (6) penetrates through the side wall of the dust discharging barrel (3) to be connected with the driving mechanism, and the driving mechanism drives the central shaft (6) to rotate, and the turning plate (7) and the upper dust removing component (4) are identical in structure.
3. Pneumatic conveying flue capable of avoiding dust accumulation and blocking at horizontal section of flue according to claim 2, characterized in that the pneumatic conveying flue is further provided with a dust conveying mechanism, the dust conveying mechanism comprises a tubular dust conveying cavity (8) and a conveying roller (9), the conveying roller (9) is positioned in the dust conveying cavity (8), a spiral conveying sheet (11) is arranged on the outer wall of the conveying roller (9), a feeding hole of the dust conveying cavity (8) is positioned at the top of the dust conveying cavity (8), a feeding hole of the dust conveying cavity (8) is connected with the bottom end of the dust discharging barrel (3), and a discharging hole of the dust conveying cavity (8) is positioned at the bottom of the dust conveying cavity (8).
4. A pneumatic conveying flue capable of avoiding dust accumulation and blocking at the horizontal section of the flue according to claim 3, wherein the turning plate (7) of the upper ash cleaning assembly (4) runs parallel to the axial direction of the flue gas pipeline (1), the driving mechanism comprises two stepping motors (10), and the two stepping motors (10) respectively drive the central shafts (6) of the upper ash cleaning assembly (4) and the lower ash cleaning assembly (5) to rotate.
5. Pneumatic conveying flue capable of avoiding dust accumulation and blocking in horizontal section of flue according to claim 4, characterized in that the end of the turning plate (7) of the upper ash cleaning component (4) is exposed out of the feed inlet of the ash conveying cavity (8) and extends into the flue gas pipeline (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322483300.7U CN220892280U (en) | 2023-09-13 | 2023-09-13 | Pneumatic conveying flue capable of avoiding dust accumulation blocking of horizontal section of flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322483300.7U CN220892280U (en) | 2023-09-13 | 2023-09-13 | Pneumatic conveying flue capable of avoiding dust accumulation blocking of horizontal section of flue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220892280U true CN220892280U (en) | 2024-05-03 |
Family
ID=90875689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322483300.7U Active CN220892280U (en) | 2023-09-13 | 2023-09-13 | Pneumatic conveying flue capable of avoiding dust accumulation blocking of horizontal section of flue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220892280U (en) |
-
2023
- 2023-09-13 CN CN202322483300.7U patent/CN220892280U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102106712A (en) | Self-cleaning structure of cleaner | |
| CN220892280U (en) | Pneumatic conveying flue capable of avoiding dust accumulation blocking of horizontal section of flue | |
| CN213286139U (en) | Dust falling device | |
| CN113479671A (en) | Dust extraction for grain transportation process | |
| CN210934173U (en) | Cylinder type back suction ash removal switching device | |
| CN211885829U (en) | Novel pulsed bag collector dust collection device | |
| CN215710183U (en) | Vacuum feeding machine | |
| CN114870519B (en) | Energy-saving environment-friendly gas emission purifying device | |
| CN216150364U (en) | Raw material impurity removing device for starch bulking machine | |
| CN214269369U (en) | Self-cleaning type powder suction device | |
| CN110345094B (en) | High-speed centrifugal blower adopting double-support structure | |
| CN212327905U (en) | A desiccator dust removal pipeline of airing exhaust for hydroxypropyl methyl cellulose production | |
| CN114087690A (en) | Inorganic efficient antibacterial mildew-proof wet film humidifier | |
| CN210241827U (en) | Environment-friendly air purifier | |
| CN211069516U (en) | Pollution treatment device for industrial dust removal | |
| CN112107934A (en) | Industrial flue gas desulfurization dust remover | |
| CN220950189U (en) | Rubber particle suction device | |
| CN114483574B (en) | Cam rotor pump convenient to maintain | |
| CN216518725U (en) | Fan operation optimization platform | |
| CN221406774U (en) | Boiler exhaust silencer | |
| CN221387890U (en) | Multipurpose automatic soot blower | |
| CN216004082U (en) | A high-efficient dust collector for band conveyer | |
| CN220142899U (en) | Filter cartridge dust remover | |
| CN221220839U (en) | Sewage discharge valve for chemical production | |
| CN221401018U (en) | High-efficiency energy-saving centrifugal ventilator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |