CN109395490B - Plasma cutting dust pelletizing system - Google Patents
Plasma cutting dust pelletizing system Download PDFInfo
- Publication number
- CN109395490B CN109395490B CN201811418378.8A CN201811418378A CN109395490B CN 109395490 B CN109395490 B CN 109395490B CN 201811418378 A CN201811418378 A CN 201811418378A CN 109395490 B CN109395490 B CN 109395490B
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- China
- Prior art keywords
- dust
- follow
- dust collection
- filter screen
- film
- 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.)
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- 239000000428 dust Substances 0.000 title claims abstract description 207
- 238000005520 cutting process Methods 0.000 title claims abstract description 33
- 238000005453 pelletization Methods 0.000 title claims description 3
- 238000007789 sealing Methods 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000779 smoke Substances 0.000 abstract description 10
- 238000001179 sorption measurement Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000003496 welding fume Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a plasma cutting dust removal system, which is characterized in that: comprises a dust hood, a follow-up dust collection module, a dust collection module and a negative pressure fan; one end of the dust hood is connected to the follow-up dust collection module through a pipeline, the follow-up dust collection module is connected with one end of the dust collection module through a pipeline, and the negative pressure fan is connected to the other end of the dust collection module; according to the invention, the top roller and the side rollers arranged in the dust collection box body are adopted to realize that the convex part of the film on the fixed flue with the film is always communicated with the dust collection box body, so that follow-up dust collection is realized; according to the invention, the filter screen group is obliquely arranged in the dust removal cabin, and after the adsorption is completed, the pulse generated by the pulse opening through the air bag and the pulse valve drives the connecting plate through the pulse driving sleeve, so that the connecting plate hits the filter screen group, and smoke dust adsorbed on the filter screen group falls into the dust collection cylinder to be removed.
Description
Technical Field
The invention relates to the field of cutting dust removal, in particular to a plasma cutting dust removal system.
Background
A large amount of metal oxides are generated in plasma laser cutting and are dissociated in air, so that the harm to people is great, and two treatment modes of wet treatment and dry treatment are adopted at present. When the wet method is adopted, dust is easy to harden, the dust is difficult to remove, the processing efficiency is low, and the wet method is not suitable for nonferrous metal cutting, so a dry treatment mode is generally adopted.
The dry treatment method is to install an exhaust working platform at the lower part of the cutting machine, and to configure a set of purification system, to directly convey dust-containing flue gas generated in the plasma cutting to a purifier for treatment, to reach the emission standard and to be discharged indoors or outdoors. The method is divided into the following modes of capturing smoke dust: the device is divided into a door type, a blowing-sucking type and an onboard type, secondary pollution can not be generated in the mode, dust is convenient to clean, and the device is suitable for purifying the dust of various metal cutting.
The general dust collection for the smoke dust generated after large-scale plasma cutting adopts a structure that a fixed long pipeline is arranged on a plasma cutting device, so that the whole pipeline is fully paved along the direction on a cutting platform of the plasma cutting device, a fixed air suction port is arranged on the pipeline to suck the smoke dust into a ventilation pipe for treatment and then discharge the smoke dust, and the air suction port and the pipeline are fixed in a fixed mode to lead to a cutting section, so that a large dust collecting cover and a high-power dust collection device are required, and therefore, a device capable of moving along with the movement of the cutting section is required to remove the smoke dust generated by cutting;
in addition, the welding fume adsorbed on the filtered equipment needs to be removed rapidly and always keeps the adsorption effect of the filtering equipment.
Disclosure of Invention
The invention aims to solve the technical problems that a general cutting dust removing device cannot follow a cutting interval by adopting a fixed structure and smoke dust on a filtering device is difficult to remove to influence the smoke dust adsorption effect.
In order to solve the technical problems, the technical scheme of the invention is as follows: a plasma cutting dust removal system is characterized in that: comprises a dust hood, a follow-up dust collection module, a dust collection module and a negative pressure fan; one end of the dust hood is connected to the follow-up dust collection module through a pipeline, the follow-up dust collection module is connected with one end of the dust collection module through a pipeline, and the negative pressure fan is connected to the other end of the dust collection module;
the follow-up dust collection module comprises a fixed flue and a follow-up dust collection box; the follow-up dust suction box is arranged on the fixed flue and can realize reciprocating movement along the extending direction of the fixed flue;
a dust collection notch matched with the follow-up dust collection box is formed in the fixed flue along the extending direction, a film attached to the dust collection notch is arranged in the dust collection notch along the extending direction, the length of the film is longer than that of the dust collection notch, two ends of the film are aligned with two ends of the dust collection notch, so that the film protrudes above the dust collection notch, and the dust collection notch on the fixed flue is communicated with the outside through the protrusion of the film; the film bulge part extends into the follow-up dust suction box to enable the follow-up dust suction box to be communicated with a dust suction notch on the fixed flue;
the follow-up dust suction box drives the film protruding part to move along the extending direction of the fixed flue to change the protruding position of the film, and the follow-up dust suction box is always in a conducting state with the fixed flue through the protruding part of the film; the follow-up dust suction box is connected with a dust collection cover through a pipeline;
the dust removing module comprises a supporting frame, a dust removing cabin, a filter screen group, an air bag and a pulse tube; the support frame is in a cubic frame structure, and the dust removal cabin is arranged on the support frame; the two end face openings of the dust removal cabin are respectively provided with an air inlet and an air outlet, and the bottom end face of the dust removal cabin is opened and connected with an ash collection cylinder; the air inlet and the air outlet are respectively provided with an air cover; the side of the dust removal cabin is provided with a cabin door, a filter screen group support is obliquely arranged in the dust removal cabin, and the filter screen group is obliquely embedded in the filter screen group support to divide the dust removal cabin into an air inlet side and an air outlet side; the filter screen group comprises a plurality of filter screen units with cuboid structures;
the air bag is horizontally arranged at the upper end of the dust removal cabin through the supporting plate, one side of the air bag is connected with a pulse air source, the other side of the air bag is horizontally provided with an air outlet, and the air outlet is provided with a pulse valve; one end of the pulse tube is connected to the air outlet of the air bag, the other end of the pulse tube extends to one side of the air outlet in the dust removal cabin, the pulse tube positioned in the dust removal cabin is parallel to the filter screen unit, and a plurality of pulse openings are formed in the pulse tube and perpendicular to the direction of the filter screen unit.
Furthermore, a sleeve with one closed end and one conducting end is nested on the pulse port, the closed ends of the nested sleeves on the pulse port are connected through a connecting plate, and a tension spring is connected between the connecting plate and a pulse tube parallel to the filter screen unit.
Further, the follow-up dust suction box is moved on the fixed flue through a tank chain driven by a motor, a slide way matched with the follow-up dust suction box is arranged on the fixed flue, and a slide block matched with the slide way on the fixed flue is arranged on the follow-up dust suction box.
Further, a sealing strip is arranged between the follow-up dust collection box and the outer outline of the dust collection notch on the fixed flue, and the follow-up dust collection box is tightly attached to the dust collection notch.
Further, the follow-up dust suction box comprises a frame, a top sealing plate, a side sealing plate, a top roller and a side roller; the frame is of a rectangular structure, the top sealing plate and the side sealing plates respectively seal the top end face and the peripheral side faces of the frame in a fitting way, and one side sealing plate is provided with a through hole connected with the dust collecting cover; the top roller is arranged on the inner wall of the top sealing plate and connected with the frame, and the side rollers are provided with a pair of rollers which are arranged on two sides of the top roller and are positioned on the bottom end of the frame; the film passes through the lower end of one side roller in turn, the upper end of the top roller, and the lower end of the other side roller realizes that the film bulges in the follow-up dust suction box.
Further, the upper end and the lower end of the filter screen group support obliquely arranged in the dust removal cabin are bent to form clamping grooves of the filter screen units; the filter screen group support forms an included angle of 35-60 degrees with the air inlet direction of the dust removal cabin.
The invention has the advantages that:
1) The follow-up dust collection box body moves along the cutting area through the pipeline, so that dust collection in the cutting area can be realized by adopting a low-power dust collection fan; according to the invention, the top roller and the side rollers arranged in the dust collection box body are adopted to realize that the convex part of the film on the fixed flue with the film is always communicated with the dust collection box body, so that follow-up dust collection is realized.
2) According to the invention, the filter screen group is obliquely arranged in the dust removal cabin, the welding smoke dust is adsorbed on the filter screen group through the adsorption of the filter screen group of the fan, and the pulse generated by the pulse opening through the air bag and the pulse valve drives the connecting plate through the pulse driving sleeve after the adsorption is completed, so that the connecting plate hits the filter screen group, and the smoke dust adsorbed on the filter screen group falls into the dust collection cylinder to be removed.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a front view of a plasma cutting dust removal system of the present invention.
Fig. 2 is a side view of a plasma cutting dust removal system of the present invention.
Fig. 3 is a top view of a plasma cutting dust removal system of the present invention.
Fig. 4 is an assembly connection diagram of a follow-up dust box of the plasma cutting dust removing system of the present invention.
Fig. 5 is a side cross-sectional view of a dust removal module of a plasma cutting dust removal system of the present invention.
Detailed Description
The following examples will provide those skilled in the art with a more complete understanding of the present invention and are not intended to limit the invention to the embodiments described.
The plasma cutting dust removing system as shown in fig. 1 to 5 comprises a dust collecting cover 1, a follow-up dust collecting module 2, a dust collecting module 3 and a negative pressure fan 4; one end of the dust hood 1 is connected to the follow-up dust collection module 2 through a pipeline, the follow-up dust collection module 2 is connected with one end of the dust collection module 3 through a pipeline, and the negative pressure fan 4 is connected to the other end of the dust collection module 3.
The follow-up dust collection module 2 comprises a fixed flue 21 and a follow-up dust collection box 22; the follow-up dust box 22 is disposed on the fixed flue 21 and can reciprocate along the extending direction of the fixed flue 21.
A dust collection notch 23 matched with the follow-up dust collection box 22 is arranged on the fixed flue 21 along the extending direction, a film 24 attached to the dust collection notch 23 is arranged on the dust collection notch 23 along the extending direction, the length of the film 24 is longer than that of the dust collection notch 23, two ends of the film 24 are aligned with two ends of the dust collection notch 23, so that the film 24 protrudes above the dust collection notch 23, and the dust collection notch 23 on the fixed flue 21 is communicated with the outside through the protrusion of the film 24; the convex part of the film 24 extends into the follow-up dust collection box 22 to lead the follow-up dust collection box 22 to be communicated with a dust collection notch 23 on the fixed flue 21.
The follow-up dust box 22 drives the convex part of the film 24 to move along the extending direction of the fixed flue 21 to change the convex position of the film 24, and the follow-up dust box 22 is always in a conducting state with the fixed flue 21 through the convex part of the film 24; a dust collecting cover is connected to the follow-up dust collecting box 22 through a pipeline.
The dust removal module 3 comprises a support frame 31, a dust removal cabin 32, a filter screen group 33, an air bag 34 and a pulse tube 35; the support frame 31 is in a cubic frame structure, and the dust removal cabin 32 is arranged on the support frame 31; the two end surfaces of the dust removal cabin 32 are respectively provided with an air inlet 36 and an air outlet 37, and the bottom end surface of the dust removal cabin 32 is open and connected with an ash collection cylinder; the air inlet 36 and the air outlet 37 are respectively provided with an air cover; the side of the dust removal cabin 32 is provided with a cabin door, a filter screen group support is obliquely arranged in the dust removal cabin 32, and the filter screen group 33 is obliquely embedded in the filter screen group support to divide the dust removal cabin 32 into an air inlet side and an air outlet side; the filter screen group 33 comprises a plurality of filter screen units with cuboid structures.
The air bag 34 is horizontally arranged at the upper end of the dust removal cabin 32 through a supporting plate, one side of the air bag 34 is connected with a pulse air source, the other side of the air bag 34 is horizontally provided with an air outlet, and the air outlet is provided with a pulse valve 38; one end of the pulse tube 35 is connected to the air outlet of the air bag 34, the other end of the pulse tube 35 extends to one side of the air outlet in the dust removal cabin 32, the pulse tube 35 positioned in the dust removal cabin 32 is parallel to the filter screen unit, and a plurality of pulse openings are arranged on the pulse tube 35 in the direction perpendicular to the filter screen unit.
The pulse opening is nested with a sleeve 39 with one closed end and one conducting end, the closed ends of the sleeve 39 nested on the pulse opening are connected through a connecting plate 391, and a tension spring 392 is connected between the connecting plate and the pulse tube 35 parallel to the filter screen unit.
The follow-up dust suction box 22 moves on the fixed flue 21 through a tank chain driven by a motor, a slide way matched with the follow-up dust suction box 22 is arranged on the fixed flue 21, and a slide block matched with the slide way on the fixed flue 21 is arranged on the follow-up dust suction box 22.
A sealing strip is arranged between the follow-up dust collection box 22 and the outer contour of the dust collection notch 23 on the fixed flue 21, and the follow-up dust collection box 22 is tightly attached to the dust collection notch 23.
The follow-up dust box 22 comprises a frame 221, a top sealing plate 222, a side sealing plate 223, a top roller 224 and a side roller 225; the frame 221 has a rectangular structure, the top sealing plate 222 and the side sealing plates 223 respectively seal the top end surface and the peripheral side surfaces of the frame 221 in a fitting way, and one of the side sealing plates is provided with a through hole connected with the dust collection cover 1; the top roller 224 is disposed on the inner wall of the top sealing plate 222 and connected with the frame 221, and the side rollers 225 are provided with a pair of rollers disposed on both sides of the top roller 224 and located on the bottom end of the frame 221; the film 24 passes through the lower end of the side roller 225, the upper end of the top roller 224, and the lower end of the side roller 225 in sequence to realize the protrusion of the film 24 in the follow-up dust box 22.
The upper end and the lower end of the filter screen group bracket which is obliquely arranged in the dust removal cabin 32 are bent to form clamping grooves of the filter screen unit; the filter screen group support forms an included angle of 35-60 degrees with the air inlet direction of the dust removal cabin 32.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A plasma cutting dust pelletizing system, characterized in that: comprises a dust hood, a follow-up dust collection module, a dust collection module and a negative pressure fan; one end of the dust hood is connected to the follow-up dust collection module through a pipeline, the follow-up dust collection module is connected with one end of the dust collection module through a pipeline, and the negative pressure fan is connected to the other end of the dust collection module;
the follow-up dust collection module comprises a fixed flue and a follow-up dust collection box; the follow-up dust suction box is arranged on the fixed flue and can realize reciprocating movement along the extending direction of the fixed flue;
a dust collection notch matched with the follow-up dust collection box is formed in the fixed flue along the extending direction, a film attached to the dust collection notch is arranged in the dust collection notch along the extending direction, the length of the film is longer than that of the dust collection notch, two ends of the film are aligned with two ends of the dust collection notch, so that the film protrudes above the dust collection notch, and the dust collection notch on the fixed flue is communicated with the outside through the protrusion of the film; the film bulge part extends into the follow-up dust suction box to enable the follow-up dust suction box to be communicated with a dust suction notch on the fixed flue;
the follow-up dust suction box drives the film protruding part to move along the extending direction of the fixed flue to change the protruding position of the film, and the follow-up dust suction box is always in a conducting state with the fixed flue through the protruding part of the film; the follow-up dust suction box is connected with a dust collection cover through a pipeline;
the dust removing module comprises a supporting frame, a dust removing cabin, a filter screen group, an air bag and a pulse tube; the support frame is in a cubic frame structure, and the dust removal cabin is arranged on the support frame; the two end face openings of the dust removal cabin are respectively provided with an air inlet and an air outlet, and the bottom end face of the dust removal cabin is opened and connected with an ash collection cylinder; the air inlet and the air outlet are respectively provided with an air cover; the side of the dust removal cabin is provided with a cabin door, a filter screen group support is obliquely arranged in the dust removal cabin, and the filter screen group is obliquely embedded in the filter screen group support to divide the dust removal cabin into an air inlet side and an air outlet side; the filter screen group comprises a plurality of filter screen units with cuboid structures;
the air bag is horizontally arranged at the upper end of the dust removal cabin through the supporting plate, one side of the air bag is connected with a pulse air source, the other side of the air bag is horizontally provided with an air outlet, and the air outlet is provided with a pulse valve; one end of the pulse tube is connected to the air outlet of the air bag, the other end of the pulse tube extends to one side of the air outlet in the dust removal cabin, the pulse tube positioned in the dust removal cabin is parallel to the filter screen unit, and a plurality of pulse openings are formed in the pulse tube and perpendicular to the direction of the filter screen unit.
2. A plasma cutting dust removal system as set forth in claim 1, wherein: the pulse opening is nested with a sleeve with one closed end and one conductive end, the closed ends of the sleeve nested on the pulse opening are connected through a connecting plate, and a tension spring is connected between the connecting plate and a pulse tube parallel to the filter screen unit.
3. A plasma cutting dust removal system as set forth in claim 1, wherein: the follow-up dust suction box realizes the movement on the fixed flue through the tank chain of motor drive, be provided with on the fixed flue with follow-up dust suction box complex slide, be provided with on the follow-up dust suction box with fixed flue on slide complex slider.
4. A plasma cutting dust removal system as set forth in claim 1, wherein: sealing strips are arranged between the follow-up dust suction box and the outer outline of the dust suction notch on the fixed flue, and the follow-up dust suction box is tightly attached to the dust suction notch.
5. A plasma cutting dust removal system as set forth in claim 1, wherein: the follow-up dust suction box comprises a frame, a top sealing plate, a side sealing plate, a top roller and a side roller; the frame is of a rectangular structure, the top sealing plate and the side sealing plates respectively seal the top end face and the peripheral side faces of the frame in a fitting way, and one side sealing plate is provided with a through hole connected with the dust collecting cover; the top roller is arranged on the inner wall of the top sealing plate and connected with the frame, and the side rollers are provided with a pair of rollers which are arranged on two sides of the top roller and are positioned on the bottom end of the frame; the film passes through the lower end of one side roller in turn, the upper end of the top roller, and the lower end of the other side roller realizes that the film bulges in the follow-up dust suction box.
6. A plasma cutting dust removal system as set forth in claim 1, wherein: the upper end and the lower end of the filter screen group support which is obliquely arranged in the dust removal cabin are bent to form clamping grooves of the filter screen units; the filter screen group support forms an included angle of 35-60 degrees with the air inlet direction of the dust removal cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418378.8A CN109395490B (en) | 2018-11-26 | 2018-11-26 | Plasma cutting dust pelletizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418378.8A CN109395490B (en) | 2018-11-26 | 2018-11-26 | Plasma cutting dust pelletizing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109395490A CN109395490A (en) | 2019-03-01 |
| CN109395490B true CN109395490B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811418378.8A Active CN109395490B (en) | 2018-11-26 | 2018-11-26 | Plasma cutting dust pelletizing system |
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| Country | Link |
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| CN (1) | CN109395490B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110649139B (en) * | 2019-10-03 | 2021-01-26 | 南通开发区伟业五金铁链有限公司 | Cutting and cleaning device of LED crystal expanding machine |
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| CN206277036U (en) * | 2016-11-28 | 2017-06-27 | 南通慧宁机电科技有限公司 | A kind of plasma cut dust pelletizing system |
| CN107485939A (en) * | 2017-09-20 | 2017-12-19 | 湖北敏丰机电设备有限公司 | A kind of plasma cutting machines fast dust-removing device |
| CN107962324A (en) * | 2017-12-19 | 2018-04-27 | 天津市诺泽环保科技发展有限公司 | A kind of dedusting environment friendly equipment for Cutting platform |
| CN209317274U (en) * | 2018-11-26 | 2019-08-30 | 江苏盛康福源节能环保科技有限公司 | A kind of plasma cut dust pelletizing system |
-
2018
- 2018-11-26 CN CN201811418378.8A patent/CN109395490B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080074A1 (en) * | 2015-11-13 | 2017-05-18 | 太仓旺泰净化设备有限公司 | Plenum pulse dust collector |
| CN206230141U (en) * | 2016-11-23 | 2017-06-09 | 青岛东方铁塔股份有限公司 | CUT soot processing device |
| CN206277036U (en) * | 2016-11-28 | 2017-06-27 | 南通慧宁机电科技有限公司 | A kind of plasma cut dust pelletizing system |
| CN107485939A (en) * | 2017-09-20 | 2017-12-19 | 湖北敏丰机电设备有限公司 | A kind of plasma cutting machines fast dust-removing device |
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| CN109395490A (en) | 2019-03-01 |
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