CN115301644A - Rapid cleaning device and method suitable for horizontal dust collection pipeline of dust remover - Google Patents
Rapid cleaning device and method suitable for horizontal dust collection pipeline of dust remover Download PDFInfo
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- CN115301644A CN115301644A CN202110494849.9A CN202110494849A CN115301644A CN 115301644 A CN115301644 A CN 115301644A CN 202110494849 A CN202110494849 A CN 202110494849A CN 115301644 A CN115301644 A CN 115301644A
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- dust
- pipeline
- air outlet
- cleaning device
- air
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- 239000000428 dust Substances 0.000 title claims abstract description 212
- 238000004140 cleaning Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007664 blowing Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 230000008602 contraction Effects 0.000 claims abstract description 9
- 238000010926 purge Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 230000008021 deposition Effects 0.000 abstract description 4
- 238000010408 sweeping Methods 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0328—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid by purging the pipe with a gas or a mixture of gas and liquid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Refuse Collection And Transfer (AREA)
Abstract
The invention discloses a quick cleaning device and a quick cleaning method suitable for a horizontal dust collecting pipeline of a dust collector, wherein the device comprises the dust collecting pipeline, two ends of the dust collecting pipeline are respectively a dust inflow end and a dust outflow end, the quick cleaning device further comprises a main pipeline communicated with compressed air, a plurality of dust blowing pipes and a plurality of branch pipelines, the plurality of dust blowing pipes are respectively and uniformly arranged at the bottom position in the dust collecting pipeline, air outlet external members are fixedly sleeved on the surfaces of the dust blowing pipes at the positions of air openings of sliding grooves, one ends of the dust blowing pipes close to the dust inflow end are communicated and connected with the main pipeline of the compressed air through the branch pipelines, sealing mechanisms for sealing and opening the air outlets are arranged in the air outlet external members, and contraction mechanisms are respectively arranged at the positions of the dust blowing pipes on the outer side of the dust collecting pipeline. By applying the quick cleaning device and the cleaning method for the horizontal dust collection pipeline of the dust remover, the dust deposition of the horizontal dust collection pipeline of the dust remover is quickly cleaned, and the quick cleaning device and the quick cleaning method have the advantages of high sweeping efficiency, balanced sweeping pressure and good dust removal effect.
Description
Technical Field
The invention relates to the technical field of dust removing equipment, in particular to a quick cleaning device and a quick cleaning method suitable for a horizontal dust collecting pipeline of a dust remover.
Background
In order to achieve emission standard reaching in the production process of domestic large-scale electrolytic aluminum enterprises, large-scale cloth bag type dust collectors are widely used, and because the area of a factory building of an electrolysis and carbon system is large, the cloth bag type dust collectors matched with the electrolysis and carbon system and dust collecting pipelines between dust collecting points in a production field are widely distributed horizontally. In the long-term production process, a large amount of dust is deposited in a horizontal dust collection pipeline, so that the effective ventilation area in the pipeline is reduced, the dust collection effect of a dust collector is influenced, in order to ensure the dust collection effect of the dust collector, each electrolytic aluminum plant adopts the modes of manual cleaning, dust discharge openings added at the lower part of the dust collection pipeline and the like to regularly remove dust in the pipeline, and the problem that the dust collection effect of the dust collector is influenced by the dust deposition of the dust collection pipeline cannot be fundamentally solved. In order to effectively solve the problem that dust deposition of a dust collecting pipeline influences the dust collecting effect of a dust collector and realize quick and efficient cleaning of the dust deposition in the pipeline, a quick cleaning device and a quick cleaning method suitable for a horizontal dust collecting pipeline of the dust collector are provided.
Disclosure of Invention
The invention aims to provide a quick cleaning device and a quick cleaning method suitable for a horizontal dust collecting pipeline of a dust remover.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a quick cleaning device suitable for dust remover level pipeline that gathers dust, includes the pipeline that gathers dust, and the pipeline both ends that gathers dust are dust inflow end and dust outflow end respectively, and it still includes leads to compressed air main line, a plurality of dust blowing pipe and a plurality of branch pipeline, and is a plurality of blow the interior bottom position of pipeline that gathers dust respectively evenly to blow the dust pipe, blows the upper and lower surface of dust pipe and all is the axle center symmetry and evenly has seted up a plurality of spout wind gaps, blows the dust pipe surface and all fixes the cover in spout wind gap position and be equipped with the air-out external member, and the one end that the air-out external member is close to dust inflow end position establishes to the taper shape, blow the dust pipe through air-out external member fixed stay in the pipeline that gathers dust, blow the dust pipe and be connected with compressed air main line through a branch pipeline, the air-out external member is close to one side surface upper and lower extreme of dust outflow end position and all seted up the air outlet, and communicate in blowing the dust pipe, install the closing mechanism that seals and open the air outlet in the air-out external member, the pipeline that gathers dust pipe position all installs contraction mechanism in the dust pipe position, the pipeline that gathers dust, contraction mechanism is used for controlling closing and opening of closing mechanism.
Preferably, the closing mechanism includes push pedal and spacing box, smooth chamber has all been seted up at the air outlet position to the lower part on the air-out external member, the spout wind gap all communicates in the smooth chamber of corresponding position, spacing box fixed mounting is close to the dust blowing pipe position on the pipeline outside surface that gathers dust, is equipped with spacing channel in the spacing box, and translation notch has all been seted up at surface middle part about the spacing box, and the translation notch communicates in the spout wind gap of corresponding position, the push pedal is inserted in the smooth chamber of locating the air-out external member top by translation notch position, and push pedal one side surface parallel and level has a piston post in the equal fixed mounting in air outlet position, and piston post one end fixed mounting has the diameter and the corresponding sealed post of air outlet internal diameter, and the piston post is close to one side surface and lies in sealed post upper and lower extreme position and has all seted up the ventilation hole, and the ventilation hole runs through the push pedal.
Preferably, the contraction mechanism comprises an electric push rod and a pull rod, the pull rod is used for fixing a plurality of push plates on a single dust blowing pipe, the electric push rod is fixedly installed on the dust collecting pipeline, and the electric push rod is used for retracting, pulling and pushing the pull rod.
Preferably, the surface of the push plate is fixedly provided with a limiting plate at the position of the limiting channel, the limiting plate is arranged in the limiting channel in a sliding manner, and the length of the limiting plate is smaller than that of the limiting channel.
Preferably, an electromagnetic control valve controlled by a PLC is installed on the branch pipeline.
Preferably, a rubber sealing sheet is fixedly installed on the surface of one side, close to the air outlet, of the piston column.
According to the quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover, the cleaning method comprises the following steps: the dust blowing pipe is arranged in the dust collection pipeline in a subsection mode, compressed air is fed into the dust blowing pipe to blow and sweep dust deposited on the bottom in the dust collection pipeline, and the dust flying in the dust collection pipeline is sucked into the dust remover through the dust remover.
Preferably, an electromagnetic control valve is arranged on a branch pipeline of each dust blowing pipe, PLC centralized control is adopted, and a set control program is utilized to realize that a plurality of dust blowing pipes in a dust collecting pipeline respectively and independently operate according to set time intervals and purging duration, and segmented pulse type purging is carried out; when not purging, drive sealing mechanism through shrink mechanism and carry out the shutoff to the air outlet, avoid the dust to block up.
Compared with the prior art, the invention has the advantages that:
through the application of the quick cleaning device and the cleaning method for the horizontal dust collection pipeline of the dust remover, the dust deposit of the horizontal dust collection pipeline of the dust remover is quickly cleaned, and the quick cleaning device and the quick cleaning method have the effects of high blowing efficiency, balanced blowing pressure and good dust removal.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a structural diagram of a quick cleaning device suitable for a horizontal dust collecting pipeline of a dust remover according to the invention;
FIG. 2 is a cross-sectional view of a dust lance of the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
In the figure: 100 dust collection pipelines, 200 dust blowing pipes, 210 chute air openings, 300 compressed air main pipelines, 310 branch pipelines, 320 electromagnetic control valves, 400 air outlet sets, 420 air outlets, 430 sliding cavities, 500 contraction mechanisms, 510 electric push rods, 520 pull rods, 600 closing mechanisms, 610 push plates, 620 limiting boxes, 621 limiting channels, 630 limiting plates, 640 piston columns, 641 vent holes, 642 rubber sealing sheets, 643 sealing columns, 650 translation notches, 700 dust inflow ends and 800 dust outflow ends.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
Referring to fig. 1, 2 and 3, the present invention provides a fast cleaning apparatus for a horizontal dust collecting pipe of a dust collector, comprising a dust collecting pipe 100, a dust inflow end 700 and a dust outflow end 800 at two ends of the dust collecting pipe 100, a main pipeline 300 for compressed air, a plurality of dust blowing pipes 200 and a plurality of branch pipelines 310, wherein the plurality of dust blowing pipes 200 are respectively and uniformly arranged at the bottom position in the dust collecting pipe 100, the upper and lower surfaces of the dust blowing pipes 200 are respectively and uniformly provided with a plurality of chute air ports 210 in axial symmetry, the surfaces of the dust blowing pipes 200 are fixedly sleeved with an air outlet suite 400 at the chute air ports 210, one end of the air outlet suite 400 near the dust inflow end 700 is designed to be conical, so that the air outlet suite 400 near the dust outflow end 800 can blow away dust on the air outlet suite 400 near the dust outflow end 800, the dust is prevented from being accumulated on the air outlet sleeve member 400, the dust blowing pipe 200 is fixedly supported at the bottom in the dust collecting pipeline 100 through the air outlet sleeve member 400, one end, close to the position of the dust inflow end 700, of the dust blowing pipe 200 is communicated with the compressed air main pipeline 300 through the branch pipeline 310, the air outlet 420 is formed in the upper end and the lower end of the surface, close to the position of the dust outflow end 800, of the air outlet sleeve member 400, the air outlet 420 is communicated in the dust blowing pipe 200, compressed air can blow dust deposited at the bottom in the dust collecting pipeline 100 through connecting the dust blowing pipe 200, a sealing mechanism 600 for sealing and opening the air outlet 420 is installed in the air outlet sleeve member 400, a contraction mechanism 500 is installed at the position of the dust blowing pipe 200 outside the dust collecting pipeline 100, and the contraction mechanism 500 is used for controlling the sealing and opening of the sealing mechanism 600.
In this embodiment, the sealing mechanism 600 includes a push plate 610 and a limiting box 620, the upper and lower portions of the air outlet assembly 400 have all been provided with a sliding cavity 430 at the position of the air outlet 420, the sliding groove air opening 210 is all communicated with the sliding cavity 430 at the corresponding position, the limiting box 620 is fixedly installed at the position of the outer side surface of the dust collecting pipeline 100 close to the dust blowing pipe 200, a limiting channel 621 is arranged in the limiting box 620, the middle of the upper and lower surfaces of the limiting box 620 has all been provided with a translation notch 650, the translation notch 650 is communicated with the sliding groove air opening 210 at the corresponding position, the push plate 610 is inserted into the sliding cavity 430 at the top of the air outlet assembly 400 from the position of the translation notch 650, a piston column 640 is fixedly installed at the position of the air outlet 420 at the same side of the surface of the push plate 610, a sealing column 643 with a diameter corresponding to the inner diameter of the air outlet 420 is fixedly installed at one end of the piston column 640, a vent 641 is provided at the position of the piston column 640 close to the upper and the lower end of the sealing column 643 at the same side of the piston column 640, and the vent hole runs through the push plate 610.
In this embodiment, the retracting mechanism 500 includes an electric push rod 510 and a pull rod 520, the pull rod 520 is used to fix a plurality of push plates 610 on a single dust blowing pipe 200, the electric push rod 510 is fixedly installed on the dust collecting pipe 100, the electric push rod 510 is used to retract, pull and push the pull rod 520, when the air outlet 420 needs to be closed, when compressed air is not used for blowing, the electric push rod 510 is activated to move the pull rod 520 to the position of the air outlet 420, and at this time, the sealing column 643 can be inserted into the air outlet 420, so as to block the air outlet 429 and prevent dust from blocking the air outlet.
In this embodiment, the surface of the push plate 610 is located the position fixed mounting of limiting channel 621 and has a limiting plate 630, the limiting plate 630 slides and sets up in the limiting channel 621, the length of the limiting plate 630 is less than the length of the limiting channel 621, the chute air opening 210 is attached through the limiting plate 630, and compressed gas can be prevented from leaking gas from the dust collecting pipeline 100.
In this embodiment, the branch pipe 310 is provided with an electromagnetic control valve 320 controlled by a PLC, and operates at a predetermined time interval.
In this embodiment, a rubber sealing sheet 642 is fixedly mounted on a surface of the piston pillar 640 near the air outlet 420.
The quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover comprises the following steps: the dust blowing pipe 200 is arranged in the dust collection pipeline 100 in a segmented mode, compressed air is connected into the dust blowing pipe 200 and used for blowing dust deposited at the bottom in the dust collection pipeline 100, and the dust deposited in the dust collection pipeline 100 and flying in the dust collection pipeline 100 are sucked into the dust remover.
In this embodiment, the branch pipe 310 of each dust blowing pipe 200 is provided with the electromagnetic control valve 320, PLC centralized control is adopted, and a set control program is utilized to realize that the plurality of dust blowing pipes 100 in the dust collecting pipeline 100 respectively and independently operate according to a set time interval and a set purging duration, and segmented pulse type purging is performed; when not purging, the sealing mechanism 600 is driven by the contraction mechanism 500 to seal the air outlet 420, so that dust blockage is avoided.
In order to realize synchronization of blowing of the dust blowing pipe 100 and operation of the dust remover, realize balance of dust concentration in dust removing air inlet of the dust remover and guarantee that discharge exceeds standard due to increase of instantaneous dust collection amount, a dust concentration sensor can be arranged in the dust collection pipeline 100, and dust removal effect is guaranteed through PLC synchronous control to realize discharge reaching standards.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes or modifications may be made by the patentees within the scope of the appended claims, and within the scope of the invention, as long as they do not exceed the scope of the invention described in the claims.
Claims (8)
1. The utility model provides a quick cleaning device suitable for dust remover level pipeline that gathers dust, includes the pipeline that gathers dust, gathers dust the pipeline both ends and is dust inflow end and dust outflow end, its characterized in that respectively: it is still including leading to compressed air main line, a plurality of dust blowing pipe and a plurality of branch pipeline, and is a plurality of blow the bottom position in the pipeline that gathers dust respectively evenly to the dust blowing pipe, blow the equal fixed cover in spout wind gap position of dust pipe surface and be equipped with the air-out external member, and the one end that the air-out external member is close to dust inflow end position establishes to conical, blow the dust pipe through air-out external member fixed stay in the pipeline that gathers dust bottom, blow the one end that the dust pipe is close to dust inflow end position and pass through branch pipeline and compressed air main line intercommunication connection, the air outlet is all seted up to one side upper and lower end on the surface that the air-out external member is close to dust outflow end position, the air outlet communicates in the dust blowing pipe, install the closing mechanism that seals and open the air outlet in the air-out external member, blow the dust pipe position in the pipeline outside of gathering dust and all install shrink mechanism, shrink mechanism is used for controlling closing and opening of closing mechanism.
2. The quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover according to claim 1, characterized in that: the sealing mechanism comprises a push plate and a limiting box, a sliding cavity is formed in the position of an air outlet at the upper part and the lower part of the air outlet external member, the sliding cavity is communicated with the sliding cavity of the corresponding position, the limiting box is fixedly arranged on the surface of the outer side of the dust collecting pipeline and close to the position of a dust blowing pipe, a limiting channel is arranged in the limiting box, translation notches are formed in the middle of the upper surface and the lower surface of the limiting box, the translation notches are communicated with the sliding cavity of the corresponding position, the push plate is inserted into the sliding cavity at the top of the air outlet external member from the position of the translation notches, a piston column is fixedly arranged on the surface of one side of the push plate in the position of the air outlet, one end of the piston column is fixedly provided with a sealing column with the diameter corresponding to the inner diameter of the air outlet, the piston column is close to the upper end and the lower end of the sealing column, and the ventilation hole penetrates through the push plate.
3. The quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover according to claim 2, characterized in that: the contraction mechanism comprises an electric push rod and a pull rod, the pull rod is used for fixing a plurality of push plates on a single dust blowing pipe, the electric push rod is fixedly installed on the dust collecting pipeline, and the electric push rod is used for drawing and pushing the pull rod.
4. The quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover according to the claim 3, characterized in that: the surface of the push plate is fixedly provided with a limiting plate at the position of the limiting channel, the limiting plate is arranged in the limiting channel in a sliding manner, and the length of the limiting plate is smaller than that of the limiting channel.
5. The quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover according to claim 1, characterized in that: and the branch pipeline is provided with an electromagnetic control valve controlled by a PLC.
6. The quick cleaning device suitable for the horizontal dust collecting pipeline of the dust remover according to claim 4, characterized in that: and a rubber sealing sheet is fixedly arranged on the surface of one side of the piston column close to the air outlet.
7. The quick cleaning device for the horizontal dust collecting pipeline of the dust remover as claimed in any one of claims 1 to 6, wherein the cleaning method comprises the following steps: the dust blowing pipe is arranged in the dust collection pipeline in a subsection mode, compressed air is fed into the dust blowing pipe to blow and sweep dust deposited on the bottom in the dust collection pipeline, and the dust flying in the dust collection pipeline is sucked into the dust remover through the dust remover.
8. The cleaning method suitable for the horizontal dust collecting pipeline of the dust remover as claimed in claim 7, wherein the cleaning method comprises the following steps: arranging an electromagnetic control valve on a branch pipeline of each dust blowing pipe, adopting PLC (programmable logic controller) centralized control, and utilizing a set control program to realize that a plurality of dust blowing pipes in a dust collecting pipeline respectively and independently operate according to a set time interval and a set purging duration, and performing segmented pulse type purging; when not purging, drive sealing mechanism through shrink mechanism and carry out the shutoff to the air outlet, avoid the dust to block up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110494849.9A CN115301644A (en) | 2021-05-07 | 2021-05-07 | Rapid cleaning device and method suitable for horizontal dust collection pipeline of dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110494849.9A CN115301644A (en) | 2021-05-07 | 2021-05-07 | Rapid cleaning device and method suitable for horizontal dust collection pipeline of dust remover |
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| Publication Number | Publication Date |
|---|---|
| CN115301644A true CN115301644A (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110494849.9A Pending CN115301644A (en) | 2021-05-07 | 2021-05-07 | Rapid cleaning device and method suitable for horizontal dust collection pipeline of dust remover |
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| CN (1) | CN115301644A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103042015A (en) * | 2012-12-16 | 2013-04-17 | 登封市嵩基水泥有限公司 | Automatic small-dip-angle dusty pipeline cleaning device |
| KR20130006233U (en) * | 2012-04-19 | 2013-10-29 | 청송기계(주) | Closing prevention device for duct-line of the dust disposal system |
| CN104670748A (en) * | 2015-02-28 | 2015-06-03 | 深圳市中意能源设备有限公司 | Blower and blowing blockage remover |
| CN105383260A (en) * | 2015-12-13 | 2016-03-09 | 重庆马盾科技有限公司 | Air outlet housing of vehicle-mounted air conditioner |
| CN111003102A (en) * | 2019-12-31 | 2020-04-14 | 中船重工（上海）节能技术发展有限公司 | Air-jet water-blocking sealing device suitable for ship gas layer resistance reduction system and ship |
| CN112495952A (en) * | 2020-11-27 | 2021-03-16 | 沈荔 | Ash deposition prevention device for flue gas pipeline |
| CN216460618U (en) * | 2021-05-07 | 2022-05-10 | 国家电投集团黄河上游水电开发有限责任公司 | Quick cleaning device suitable for horizontal dust collecting pipeline of dust remover |
-
2021
- 2021-05-07 CN CN202110494849.9A patent/CN115301644A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130006233U (en) * | 2012-04-19 | 2013-10-29 | 청송기계(주) | Closing prevention device for duct-line of the dust disposal system |
| CN103042015A (en) * | 2012-12-16 | 2013-04-17 | 登封市嵩基水泥有限公司 | Automatic small-dip-angle dusty pipeline cleaning device |
| CN104670748A (en) * | 2015-02-28 | 2015-06-03 | 深圳市中意能源设备有限公司 | Blower and blowing blockage remover |
| CN105383260A (en) * | 2015-12-13 | 2016-03-09 | 重庆马盾科技有限公司 | Air outlet housing of vehicle-mounted air conditioner |
| CN111003102A (en) * | 2019-12-31 | 2020-04-14 | 中船重工（上海）节能技术发展有限公司 | Air-jet water-blocking sealing device suitable for ship gas layer resistance reduction system and ship |
| CN112495952A (en) * | 2020-11-27 | 2021-03-16 | 沈荔 | Ash deposition prevention device for flue gas pipeline |
| CN216460618U (en) * | 2021-05-07 | 2022-05-10 | 国家电投集团黄河上游水电开发有限责任公司 | Quick cleaning device suitable for horizontal dust collecting pipeline of dust remover |
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