CN113457334A - Welding fume collecting and purifying equipment - Google Patents
Welding fume collecting and purifying equipment Download PDFInfo
- Publication number
- CN113457334A CN113457334A CN202110583512.5A CN202110583512A CN113457334A CN 113457334 A CN113457334 A CN 113457334A CN 202110583512 A CN202110583512 A CN 202110583512A CN 113457334 A CN113457334 A CN 113457334A
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- China
- Prior art keywords
- cyclone
- chamber
- dust
- filter screen
- welding fume
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
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- 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
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
-
- 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
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- 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
- B01D46/54—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms
- B01D46/543—Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms using membranes
Abstract
The invention provides welding fume collecting and purifying equipment which comprises a large particle settling chamber, a cyclone filtering chamber and an ultrafine dust adsorption chamber, wherein a welding fume inlet is formed in the large particle settling chamber, and a dust collecting hopper is arranged at the bottom of the large particle settling chamber; a metal filter screen is arranged on an air inlet wall of the cyclone filter chamber, airflow in the large-particle settling chamber enters the cyclone filter chamber after passing through the metal filter screen, a plurality of cyclone dust collectors are arranged at the top of the cyclone filter chamber, a conical dust outlet is arranged at the bottom of the cyclone filter chamber, and the conical dust outlet is arranged right above the dust hopper; the air outlets of the cyclone dust collectors are communicated with the air inlets of the ultrafine dust adsorption chambers, a plurality of cylindrical filter elements are transversely arranged in the ultrafine dust adsorption chambers, and the tops of the ultrafine dust adsorption chambers are provided with purified gas outlets. The welding fume collecting and purifying equipment has the advantages of scientific design, high filtering efficiency, good filtering effect and low maintenance cost.
Description
Technical Field
The invention relates to environment-friendly equipment, in particular to welding fume collecting and purifying equipment.
Background
Smoke dust is generated in the welding process, and the smoke dust contains a large amount of harmful substances, so that the physical health of welding personnel is influenced. Present smoke and dust collection technique utilizes the filter screen mode simply to filter more, and filter efficiency is poor, and dust adsorption performance is poor, and life is short, has the filter screen that needs often to be changed, shortcoming such as use cost height.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides welding fume collecting and purifying equipment which is scientific in design, high in filtering efficiency, good in filtering effect and low in maintenance cost.
In order to achieve the purpose, the invention adopts the technical scheme that: a welding fume collecting and purifying device comprises a large particle settling chamber, a cyclone filtering chamber and an ultrafine dust adsorption chamber, wherein a welding fume inlet is formed in the large particle settling chamber, and a dust collecting hopper is arranged at the bottom of the large particle settling chamber; a metal filter screen is arranged on an air inlet wall of the cyclone filter chamber, airflow in the large-particle settling chamber enters the cyclone filter chamber after passing through the metal filter screen, a plurality of cyclone dust collectors are arranged at the top of the cyclone filter chamber, a conical dust outlet is arranged at the bottom of the cyclone filter chamber, and the conical dust outlet is arranged right above the dust hopper; the air outlets of the cyclone dust collectors are communicated with the air inlets of the ultrafine dust adsorption chambers, a plurality of cylindrical filter elements are transversely arranged in the ultrafine dust adsorption chambers, and the tops of the ultrafine dust adsorption chambers are provided with purified gas outlets.
Based on the above, every the inside high-pressure air blowback device that all is provided with of tube-shape filter core, every all be provided with the PTFE membrane on the tube-shape filter core outer wall.
Based on the above, the metal filter screen stretches into for top-down the annular filter screen at large granule settling chamber middle part, it is just right to weld the cigarette entry the top setting of annular filter screen.
Based on the above, the shape of annular filter screen is regular hexahedron.
Based on the above, a plurality of cyclone are arranged in an annular shape the annular filter screen is inboard, every cyclone's air-supply line all faces annular filter screen center sets up.
Based on the above, a plurality of the cylindrical filter elements are uniformly arranged in upper and lower layers.
Based on the above, the bottom of the dust hopper is provided with a cleaning valve.
Compared with the prior art, the cyclone dust collector has outstanding substantive characteristics and remarkable progress, and particularly, the metal filter screen is used for separating the large particle settling chamber and the cyclone filtering chamber, so that large particle impurities are settled in the large particle settling chamber, secondary filtering is realized through the plurality of cyclone dust collectors in the cyclone filtering chamber, finally, the cylindrical filter element in the ultrafine dust adsorption chamber adsorbs ultrafine dust remained in welding smoke, and clean gas is discharged from the top of the ultrafine dust adsorption chamber, wherein the metal filter screen, the cyclone dust collectors and the cylindrical filter element can be repeatedly used, so that the maintenance cost is reduced, and the cyclone dust collector has the advantages of scientific design, high filtering efficiency, good filtering effect and low maintenance cost.
Furthermore, high-frequency high-pressure air is input into the cylindrical filter element by using the high-pressure air back flushing device, so that the cylindrical filter element can be back flushed, the automatic cleaning function is realized, and the adsorption effect of the cylindrical filter element is improved by arranging the PTFE membrane; the annular filter screen extends into the middle part of the large-particle settling chamber, the welding fume inlet is over against the top of the annular filter screen, welding fume can fully surround the annular filter screen to run after entering, on one hand, the welding fume speed can be reduced, large-particle impurity settling is facilitated, on the other hand, the contact area between the welding fume and the filter screen is increased, and the filtering efficiency is improved; will annular filter screen sets up to regular hexahedron, can strengthen the turbulent effect of welding the cigarette and encircleing the in-process to further improve filtration efficiency and effect.
Furthermore, the plurality of cyclone dust collectors are arranged in an annular mode, the air inlet pipe faces to the center, the air flow in the cyclone filtering chamber rises from the center, the impurities separated in the cyclone filtering chamber fall from the periphery, the state that the air flow and the impurities flow in a relatively separated mode is formed, the mixing effect of new air inflow on the impurities is reduced, and the impurity removing effect and efficiency are improved.
Furthermore, a plurality of the cylindrical filter elements are uniformly distributed into an upper layer and a lower layer, according to the coanda effect, the air flow turns around the outer periphery of the cylindrical filter elements, and the lower layer of the cylindrical filter elements can guide the air flow to the upper layer of the cylindrical filter elements obliquely above and the adjacent cylindrical filter elements on the same layer, so that the air flow is in full contact with the surfaces of the cylindrical filter elements, and the adsorption effect on the ultrafine dust is greatly improved.
Drawings
FIG. 1 is a side perspective view of the welding fume collecting and purifying apparatus of the present invention.
FIG. 2 is a top sectional view of the welding fume collecting and purifying apparatus of the present invention.
In the figure: 1. a large particle settling chamber; 2. a cyclonic filter chamber; 3. an ultrafine dust adsorption chamber; 4. welding a smoke inlet; 5. a dust collecting hopper; 6. an annular filter screen; 7. a cyclone dust collector; 8. a cylindrical filter element; 9. a purified gas outlet; 10. a conical dust outlet; 11. cleaning the valve; 12. an air inlet pipe.
Detailed Description
The technical solution of the present invention is further described in detail by the following embodiments.
As shown in fig. 1 and 2, a welding fume collecting and purifying device comprises a large particle settling chamber 1, a cyclone filtering chamber 2 and an ultrafine dust adsorption chamber 3, wherein a welding fume inlet 4 is formed on the large particle settling chamber 1, and a dust collecting hopper 5 is arranged at the bottom of the large particle settling chamber 1; a metal filter screen is arranged on the air inlet wall of the cyclone filter chamber 2, the airflow in the large particle settling chamber 1 enters the cyclone filter chamber 2 after passing through the metal filter screen, 10 cyclone dust collectors 7 are arranged at the top of the cyclone filter chamber 2, a tapered dust outlet 10 is arranged at the bottom of the cyclone filter chamber 2, and the tapered dust outlet 10 is arranged right above the dust hopper 5; the 10 air outlets of the cyclone dust collectors 7 are communicated with the air inlets of the ultrafine dust adsorption chamber 3, 10 cylindrical filter elements 8 are transversely arranged in the ultrafine dust adsorption chamber 3, and the top of the ultrafine dust adsorption chamber 3 is provided with a purified gas outlet 9.
During the specific use, weld the cigarette and get into large granule deposit room 1 from welding cigarette entry 5, the wind speed can be reduced in the big space of large granule deposit room 1, and partial large granule impurity just subsides in dust hopper 5, welds the cigarette process can filter the particulate matter that the diameter is greater than 50 mu m during the metal filter screen, get into 10 last cyclone 7 in the cyclone filter chamber 2 and will weld the tiny particle impurity separation in the cigarette and come out, get into dust hopper 5 behind toper play dirt mouth 10, cyclone 7 exhaust welds the cigarette and gets into superfine dust adsorption chamber 3, welds the cigarette and passes through 10 tube-shape filter core 8's surface after, superfine dust is adsorbed, and clean gas is discharged from purified gas outlet 9 at last.
In order to facilitate cleaning, a high-pressure air back-blowing device is arranged inside each cylindrical filter element 8, high-frequency high-pressure air is input into the cylindrical filter elements 8 to carry out back-blowing on the cylindrical filter elements, self-cleaning is achieved, in addition, PTFE membranes are arranged on the outer walls of the cylindrical filter elements 8, the adsorption effect of the cylindrical filter elements can be improved, the metal filter screens can be cleaned and recycled, and the maintenance cost is greatly reduced.
In order to further improve the filtering efficiency and the filtering effect in the large-particle settling chamber 1, the metal filter screen is an annular filter screen 6 extending into the middle part of the large-particle settling chamber 1 from top to bottom, and the welding fume inlet 4 is arranged right opposite to the top of the annular filter screen 6; can make like this and weld the cigarette and get into the back, fully encircle annular filter screen 6 moves, can reduce on the one hand and weld cigarette speed, do benefit to large granule impurity and subside, and on the other hand increases and welds cigarette and filter screen area of contact, improvement filtration efficiency. The shape of annular filter screen 6 specifically is regular hexahedron, can strengthen like this and weld the turbulent effect of cigarette encircleing the in-process to further improve filtration efficiency and effect.
In order to further improve the filtering efficiency and the filtering effect of the cyclone filtering chamber 2, a plurality of the cyclone dust collectors 7 are annularly arranged inside the annular filtering screen 6, and the air inlet pipe 12 of each cyclone dust collector 4 is arranged towards the center of the annular filtering screen 6; therefore, the airflow in the cyclone filter chamber 2 can rise from the center, the impurities separated in the cyclone filter chamber 2 fall from the periphery, the airflow and the impurity flow direction are relatively separated, and the mixing effect of new intake airflow on the impurities is reduced.
In order to further improve the adsorption effect in the ultrafine dust adsorption chamber 3, 10 cylindrical filter elements 8 are uniformly arranged in an upper layer and a lower layer; when the dust collector is used, according to the coanda effect, the air flow turns around the outer periphery of the cylindrical filter element 8, the lower cylindrical filter element 8 can guide the air flow to the upper cylindrical filter element 8 obliquely above and the adjacent cylindrical filter element 8 on the same layer, so that the air flow is in full contact with the surface of the cylindrical filter element 8, and the adsorption effect on ultrafine dust is greatly improved.
In order to clean dust conveniently, a cleaning valve 11 is arranged at the bottom of the dust collecting hopper 5.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a weld cigarette and collect clarification plant which characterized in that: the device comprises a large particle settling chamber, a cyclone filtering chamber and an ultrafine dust adsorption chamber, wherein a welding smoke inlet is formed in the large particle settling chamber, and a dust collecting hopper is arranged at the bottom of the large particle settling chamber; a metal filter screen is arranged on an air inlet wall of the cyclone filter chamber, airflow in the large-particle settling chamber enters the cyclone filter chamber after passing through the metal filter screen, a plurality of cyclone dust collectors are arranged at the top of the cyclone filter chamber, a conical dust outlet is arranged at the bottom of the cyclone filter chamber, and the conical dust outlet is arranged right above the dust hopper; the air outlets of the cyclone dust collectors are communicated with the air inlets of the ultrafine dust adsorption chambers, a plurality of cylindrical filter elements are transversely arranged in the ultrafine dust adsorption chambers, and the tops of the ultrafine dust adsorption chambers are provided with purified gas outlets.
2. The welding fume collecting and purifying apparatus according to claim 1, wherein: every the inside high-pressure air blowback device that all is provided with of tube-shape filter core, every all be provided with the PTFE membrane on the tube-shape filter core outer wall.
3. The welding fume collecting and purifying apparatus according to claim 2, wherein: the metal filter screen stretches into the annular filter screen in the middle of the large-particle settling chamber from top to bottom, and the welding smoke inlet is right opposite to the top of the annular filter screen.
4. The welding fume collecting and purifying apparatus according to claim 3, wherein: the shape of the annular filter screen is a regular hexahedron.
5. The welding fume collecting and purifying apparatus according to claim 3 or 4, wherein: the cyclone dust collectors are arranged on the inner side of the annular filter screen in an annular mode, and the air inlet pipe of each cyclone dust collector faces the center of the annular filter screen.
6. The welding fume collecting and purifying apparatus according to claim 5, wherein: the plurality of cylindrical filter elements are uniformly arranged in an upper layer and a lower layer.
7. The welding fume collecting and purifying apparatus according to any one of claims 1 to 4, wherein: the plurality of cylindrical filter elements are uniformly arranged in an upper layer and a lower layer.
8. The welding fume collecting and purifying apparatus according to any one of claims 1, 2, 3, 4 and 6, wherein: and a cleaning valve is arranged at the bottom of the dust hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110583512.5A CN113457334A (en) | 2021-05-27 | 2021-05-27 | Welding fume collecting and purifying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110583512.5A CN113457334A (en) | 2021-05-27 | 2021-05-27 | Welding fume collecting and purifying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113457334A true CN113457334A (en) | 2021-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110583512.5A Pending CN113457334A (en) | 2021-05-27 | 2021-05-27 | Welding fume collecting and purifying equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN113457334A (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2182679Y (en) * | 1994-03-15 | 1994-11-16 | 李素更 | Multi-tube rotary wind dust-remover |
| CN101480327A (en) * | 2008-01-11 | 2009-07-15 | 沈建明 | Dust removal separation apparatus in vacuum cleaner |
| CN102225286A (en) * | 2011-04-27 | 2011-10-26 | 信易电热机械有限公司 | Multi-cyclone separation filter equipment |
| CN203539245U (en) * | 2013-10-31 | 2014-04-16 | 苏州邦威电器有限公司 | Multi-barrel dust separation structure type dust bucket |
| CN205216479U (en) * | 2015-11-25 | 2016-05-11 | 韶关市贝瑞过滤科技有限公司 | Novel whirlwind formula dust removal filter |
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| CN107824005A (en) * | 2017-12-01 | 2018-03-23 | 王惠 | A kind of environmental protection weldering fume purifier |
| CN207356838U (en) * | 2017-10-18 | 2018-05-15 | 纳路（厦门）环保科技有限公司 | A kind of filter cartridge dust remover with expansion chamber |
| CN109909077A (en) * | 2019-04-04 | 2019-06-21 | 辽宁工程技术大学 | A kind of multicyclone for large dust particle |
| CN210420982U (en) * | 2019-05-18 | 2020-04-28 | 陈劼 | Cyclone dust collector combination applied to sweeping machine and vacuum garbage collection vehicle |
| CN111408215A (en) * | 2019-12-28 | 2020-07-14 | 中国铁建高新装备股份有限公司 | Car body integrated form rail grinding wagon dust pelletizing system |
| CN211549870U (en) * | 2019-12-30 | 2020-09-22 | 李顺杰 | Filter device of engine dust remover |
| CN212204749U (en) * | 2020-05-19 | 2020-12-22 | 宁波奥克斯电气股份有限公司 | Cyclone separation device and air conditioner |
| CN212440599U (en) * | 2020-06-16 | 2021-02-02 | 明光春计高分子材料有限公司 | Attapulgite dust adsorption and dust removal equipment |
| CN112657286A (en) * | 2020-11-11 | 2021-04-16 | 新乡市利菲尔特滤器股份有限公司 | Dust removal device of plasma cutting machine |
-
2021
- 2021-05-27 CN CN202110583512.5A patent/CN113457334A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2182679Y (en) * | 1994-03-15 | 1994-11-16 | 李素更 | Multi-tube rotary wind dust-remover |
| CN101480327A (en) * | 2008-01-11 | 2009-07-15 | 沈建明 | Dust removal separation apparatus in vacuum cleaner |
| CN102225286A (en) * | 2011-04-27 | 2011-10-26 | 信易电热机械有限公司 | Multi-cyclone separation filter equipment |
| CN203539245U (en) * | 2013-10-31 | 2014-04-16 | 苏州邦威电器有限公司 | Multi-barrel dust separation structure type dust bucket |
| CN205216479U (en) * | 2015-11-25 | 2016-05-11 | 韶关市贝瑞过滤科技有限公司 | Novel whirlwind formula dust removal filter |
| CN105796007A (en) * | 2016-05-06 | 2016-07-27 | 珠海格力电器股份有限公司 | Dust collector, dust cup device and multi-conic cyclone assembly |
| CN205669446U (en) * | 2016-06-07 | 2016-11-02 | 尉蔚 | Air prepurification device and Work machine |
| CN207018114U (en) * | 2017-07-19 | 2018-02-16 | 张涵 | new air filter assembly and work machine |
| CN207356838U (en) * | 2017-10-18 | 2018-05-15 | 纳路（厦门）环保科技有限公司 | A kind of filter cartridge dust remover with expansion chamber |
| CN107824005A (en) * | 2017-12-01 | 2018-03-23 | 王惠 | A kind of environmental protection weldering fume purifier |
| CN109909077A (en) * | 2019-04-04 | 2019-06-21 | 辽宁工程技术大学 | A kind of multicyclone for large dust particle |
| CN210420982U (en) * | 2019-05-18 | 2020-04-28 | 陈劼 | Cyclone dust collector combination applied to sweeping machine and vacuum garbage collection vehicle |
| CN111408215A (en) * | 2019-12-28 | 2020-07-14 | 中国铁建高新装备股份有限公司 | Car body integrated form rail grinding wagon dust pelletizing system |
| CN211549870U (en) * | 2019-12-30 | 2020-09-22 | 李顺杰 | Filter device of engine dust remover |
| CN212204749U (en) * | 2020-05-19 | 2020-12-22 | 宁波奥克斯电气股份有限公司 | Cyclone separation device and air conditioner |
| CN212440599U (en) * | 2020-06-16 | 2021-02-02 | 明光春计高分子材料有限公司 | Attapulgite dust adsorption and dust removal equipment |
| CN112657286A (en) * | 2020-11-11 | 2021-04-16 | 新乡市利菲尔特滤器股份有限公司 | Dust removal device of plasma cutting machine |
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