CN112933848A - A glance coal clarification plant for highway engineering construction usefulness - Google Patents
A glance coal clarification plant for highway engineering construction usefulness Download PDFInfo
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- CN112933848A CN112933848A CN202110216097.XA CN202110216097A CN112933848A CN 112933848 A CN112933848 A CN 112933848A CN 202110216097 A CN202110216097 A CN 202110216097A CN 112933848 A CN112933848 A CN 112933848A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
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Abstract
The invention discloses asphalt smoke purifying equipment for highway engineering construction, which relates to the technical field of asphalt smoke purification and comprises a smoke channel, wherein the smoke channel is internally provided with the following components in sequence along the flow direction of smoke: the primary filtering mechanism is used for filtering particulate matters and liquid mist; dynamic filtration mechanism, it includes toper blanking spare, carrier web, pay-off subassembly and adsorbent, the carrier web radially covers flue gas passageway just is located the below of toper blanking spare, the pay-off subassembly be used for with the adsorbent on the carrier web carries extremely the top of toper blanking spare, the adsorbent relies on gravity to follow toper blanking spare top landing extremely the carrier web is in order to realize the circulation. According to the asphalt smoke purification equipment for highway engineering construction, provided by the invention, the circulating flow of the adsorbent is realized through the matching of the feeding assembly, the conical blanking member and the bearing, the full contact adsorption of the adsorbent is facilitated, and the asphalt smoke purification effect is good.
Description
Technical Field
The invention relates to the technical field of asphalt smoke purification, in particular to asphalt smoke purification equipment for highway engineering construction.
Background
The asphalt smoke is aerosol and steam generated by heating asphalt and combusting asphalt-containing substances, volatile matters in the asphalt smoke are discharged into the atmosphere and become one of air pollutants, the components of the asphalt smoke are very complex and vary with different asphalt sources, and the asphalt smoke contains solid and liquid particles formed by condensing asphalt volatile matters and organic matters in a steam state.
The following common treatment methods are used for purifying asphalt smoke: (1) mechanical separation method: when the asphalt smoke contains dust, steam or water mist is sprayed into the asphalt smoke to increase the particle diameter of the smoke, and then gas and particles are separated in a settling chamber or a cyclone dust collector, so that the aim of purifying the asphalt smoke is fulfilled; (2) the combustion method comprises the following steps: the asphalt flue gas is directly introduced into a special heating furnace for incineration, and the asphalt flue gas can be thoroughly purified through high-temperature incineration for a certain time, but the method has the disadvantages of large equipment investment, high operation cost, carbon emission and great potential safety hazard; (3) an absorption purification method: the absorption purification method is applied to asphalt flue gas treatment, namely fine tar particles in flue gas are transferred to a liquid phase, so that the aim of purifying the flue gas is fulfilled, water is usually used as an absorbent, but after repeated circulation, the concentration of emulsion in the water is increased, the treatment effect is reduced, and a large amount of sewage is generated; (4) and (3) a filtration method: the filtering method is a method for purifying asphalt smoke by utilizing a porous medium to collide with tar fine mist particles in the asphalt smoke to adsorb the tar fine mist particles in the smoke, but after one end of filtering time, filter residues on a filter screen are attached and accumulated, frequent cleaning is needed, and the filtering method is slightly complicated, has higher purifying efficiency, but is difficult to filter smoke dust below 0.5 micron; (5) an adsorption purification method: the main equipment of the asphalt flue gas adsorption purification method is a fixed bed type adsorber, generally in a cylindrical vertical structure, a grid plate or a pore plate is arranged in the adsorber, an adsorbent is placed on the grid plate or the pore plate, asphalt flue gas passes through a container and is adsorbed by the adsorbent when passing through a gap of a filter material, but because the adsorbent is static, only the surface of adsorbent particles in contact with the flue gas can absorb the flue gas, the adsorption rate of the adsorbent particles is reduced, and the adsorption effect of the flue gas is poor; (6) an electrostatic trapping method: the smoke particles trapped on the polar plate can only be gathered and then drip by the gravity of the polar plate, and the adhesion is serious.
The asphalt smoke has complex components and states and contains solid and liquid particles and waste gas, a single purification method adopted in the prior art is difficult to achieve a good purification effect, and aiming at a purification adsorption method, as an adsorbent is static, only the surface of an adsorbent particle in contact with the smoke absorbs the smoke, the adsorption rate of the adsorbent particle is reduced, and the adsorption effect of the smoke is poor.
Disclosure of Invention
The invention aims to provide asphalt smoke purification equipment for highway engineering construction, and aims to overcome the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides an asphalt smoke clarification plant for highway engineering construction usefulness, includes flue gas channel, along flue gas flow direction arranged in proper order in the flue gas channel: the primary filtering mechanism is used for filtering particulate matters and liquid mist; dynamic filtration mechanism, it includes toper blanking spare, carrier web, pay-off subassembly and adsorbent, the carrier web radially covers flue gas passageway just is located the below of toper blanking spare, the pay-off subassembly be used for with the adsorbent on the carrier web carries extremely the top of toper blanking spare, the adsorbent relies on gravity to follow toper blanking spare top landing extremely the carrier web is in order to realize the circulation.
Further, the primary filtering mechanism comprises a filtering net and an electrostatic collecting net which radially cover the smoke channel.
Furthermore, the filter screen and the electrostatic trapping net are rotatably arranged in the flue gas channel.
Further, the filter screen includes cylindricality portion and the net part that links to each other, cylindricality portion rotates with flue gas channel inner wall to be connected, static trapping net fixed connection is in the cylindricality portion.
Further, one or both of the net section and the electrostatic trapping net are tapered or truncated cone-shaped with the center thereof facing downward.
Further, be provided with the scraper blade on the filter screen, the scraper blade slides with flue gas passageway inner wall and laminates.
Further, the feeding assembly comprises a rotating rod, a helical blade and a cylindrical pipe, the helical blade is coaxially arranged on the rotating rod, the cylindrical pipe is fixedly arranged in the smoke channel and surrounds the helical blade, the bottom of the helical blade extends to the lower side of the cylindrical pipe, and the top of the cylindrical pipe is connected with the top of the conical blanking part.
Further, the bearing net is in a cone shape or a circular truncated cone shape with the center downward.
Furthermore, the conical blanking pieces are provided with multiple coaxial stages, the heights of all stages of conical blanking pieces are sequentially reduced from top to bottom, the diameters of all stages of conical blanking pieces are sequentially increased, and intervals are reserved among all stages of conical blanking pieces.
Furthermore, a fan for accelerating the flow of the flue gas is arranged in the flue gas channel.
In the technical scheme, the asphalt smoke purifying equipment for highway engineering construction provided by the invention is provided with the dynamic filtering mechanism, the adsorbent particles on the bearing net are conveyed to the top of the conical blanking piece through the feeding assembly, the adsorbent uniformly slides down from the peripheral surface of the conical blanking piece by means of gravity to touch the inner wall of the flue gas channel and then rebounds to fall on the bearing net in an arc line, the circular flow of the adsorbent is realized, the asphalt smoke flows upwards from the flue gas channel and passes through the bearing net and the adsorbent on the bearing net, fine particles in the asphalt smoke are adsorbed by the adsorbent, part of the asphalt smoke and the adsorbent rebounded to fall on the bearing net in an arc line after touching the inner wall of the flue gas channel are fully contacted and adsorbed, then the asphalt smoke passes through the suspended adsorbent sliding down from the conical blanking piece to the inner wall of the flue gas channel again, the fine particles and harmful foul gas in the asphalt smoke are flowed and rolled again by the adsorbent, the adsorbent is in a dynamic circulation state, the peripheral side surface of the adsorbent particle can almost completely contact with the asphalt smoke, the utilization rate of the adsorbent is high, and the adsorption effect is good; the primary filtering mechanism is arranged on the dynamic filtering mechanism, so that large solid particles and liquid mist particles in the asphalt smoke can be filtered, the asphalt smoke purifying effect is improved, the asphalt smoke entering the dynamic filtering mechanism can be nearly dry, and the large solid particles and the liquid mist are prevented from increasing the resistance of the circulating flow of the adsorbent; the asphalt smoke purifier has the advantages of concentrated structure and good asphalt smoke purifying effect, and is particularly suitable for asphalt smoke emission and purification of asphalt vehicles in highway engineering construction.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic structural diagram provided in an embodiment of the present invention;
FIGS. 2-3 are schematic structural diagrams provided in accordance with another embodiment of the present invention;
FIG. 4 is a cross-sectional view of another embodiment of the present invention;
FIG. 5 is a schematic structural diagram according to yet another embodiment of the present invention;
FIG. 6 is a schematic diagram of an overall structure provided by an embodiment of the present invention;
FIG. 7 is a schematic view of a filter screen and a scraper according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram according to yet another embodiment of the present invention.
Description of reference numerals:
1. a flue gas channel; 2. a filter screen; 2.1, a cylindrical part; 2.2, a net part; 3. an electrostatic trapping net; 4. a conical drop; 5. a carrying net; 6. a feeding assembly; 6.1, rotating the rod; 6.2, helical blades; 6.3, a cylindrical pipe; 7. a squeegee; 8. a fan.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 8, an asphalt smoke purifying apparatus for highway engineering construction according to an embodiment of the present invention includes a smoke channel 1, and the smoke channel 1 is sequentially disposed along a smoke flowing direction: the primary filtering mechanism is used for filtering particulate matters and liquid mist; dynamic filtration mechanism, it includes toper blanking spare 4, carrier web 5, pay-off subassembly 6 and adsorbent, and carrier web 5 radially covers flue gas passageway 1 and is located the below of toper blanking spare 4, and pay-off subassembly 6 is used for carrying the adsorbent on the carrier web 5 to the top of toper blanking spare 4, and the adsorbent relies on gravity to slide from toper blanking spare 4 top to carrier web 5 in order to realize the circulation.
Specifically, the flue gas channel 1 is a pipeline for discharging asphalt smoke, the flue gas channel 1 is communicated with an asphalt heating furnace, a primary filtering mechanism and a dynamic filtering mechanism are sequentially arranged in the flue gas channel 1 along the flow direction of the flue gas, the primary filtering mechanism is mainly used for removing larger particles and liquid mist in the asphalt smoke so as to ensure that the moisture content of the asphalt smoke entering the dynamic filtering mechanism is very low or even dry, the dynamic filtering mechanism comprises a conical blanking part 4, a bearing net 5, a feeding component 6 and an adsorbent, the conical blanking part 4 is conical or truncated cone-shaped, the conical blanking part 4 is fixedly arranged in the flue gas channel 1 and is coaxial with the flue gas channel 1, the tip of the conical blanking part is upward, the conical blanking part 4 can be connected with the inner wall of the flue gas channel 1 through a connecting rod, the bearing net 5 radially covers the flue gas channel 1 and is positioned below the conical blanking part 4, namely, the peripheral side surface of the bearing net 5 is hermetically connected with the inner wall of the, the mesh of carrier net 5 is through being less than the particle diameter of adsorbent granule, pay-off subassembly 6 is used for carrying the adsorbent on the carrier net 5 to the top of toper blanking spare 4, make the adsorbent rely on gravity from toper blanking spare 4 top landing to carrier net 5 in order to realize the circulation, pay-off subassembly 6 both can set up in with flue gas channel 1 inside, also can set up in flue gas channel 1's outside, for example pay-off subassembly 6 sets up in flue gas channel 1's outside, the feed inlet of pay-off subassembly 6 communicates to on the carrier net 5 in flue gas channel 1, the discharge gate communicates to the toper blanking spare 4 top in flue gas channel 1, can make things convenient for pay-off subassembly 6 department to look over the state of adsorbent, whether adsorb saturation and more renewed adsorbent.
The invention provides asphalt smoke purifying equipment for highway engineering construction, which is provided with a dynamic filtering mechanism, wherein adsorbent particles on a bearing net 5 are conveyed to the top of a conical blanking part 4 through a feeding assembly 6, the adsorbent uniformly slides down from the peripheral surface of the conical blanking part 4 by means of gravity to touch the inner wall of a flue gas channel 1 and then rebounds to fall onto the bearing net 5 in an arc line, so that the circulation of the adsorbent is realized, the asphalt smoke flows upwards from the flue gas channel 1 and passes through the adsorbent on the bearing net 5 and the bearing net 5, fine particles in the asphalt smoke are adsorbed by the adsorbent, part of the asphalt smoke and the adsorbent which touches the inner wall of the flue gas channel 1 and then rebounds to fall onto the bearing net 5 in an arc line are fully contacted and adsorbed, then the asphalt smoke passes through suspended adsorbent which slides down from the conical blanking part 4 to the inner wall of the flue gas channel 1 again, and fine particles and harmful foul gas in the asphalt smoke are adsorbed by the flowing adsorbent again, the adsorbent is in a dynamic circulation state, the peripheral side surface of the adsorbent particle can almost completely contact with the asphalt smoke, the utilization rate of the adsorbent is high, and the adsorption effect is good; the primary filtering mechanism is arranged on the dynamic filtering mechanism, so that large solid particles and liquid mist particles in the asphalt smoke can be filtered, the asphalt smoke purifying effect is improved, the asphalt smoke entering the dynamic filtering mechanism can be dry smoke, and the large solid particles and the liquid mist are prevented from increasing the resistance of the circulating flow of the adsorbent; the asphalt smoke purifier has the advantages of centralized structure, convenient movement and good asphalt smoke purifying effect, and is particularly suitable for asphalt smoke discharge and purification of asphalt vehicles in highway engineering construction.
As the preferred technical scheme of this embodiment, primary filter mechanism includes radially covering filter screen 2 and the static trapping net 3 of flue gas passageway 1, and filter screen 2 can filter great solid particle and the fine fog grain of tar in the glance coal, can effectively filter the granule more than 0.5 micron in the glance coal, and static trapping net 3 then can adsorb partly with less smog particle in the glance coal, especially is obvious to less liquid fog particle adsorption effect.
In another embodiment of the present invention, the filter net 2 and the electrostatic collection net 3 are rotatably disposed in the flue gas channel 1. Because filter residues are accumulated on the filter screen 2 after filtering for a period of time, the filter screen 2 is partially or completely blocked, smoke flowing and subsequent filtering are influenced, the filter screen 2 generally needs to be cleaned frequently and is slightly cumbersome, so the filter screen 2 is rotationally arranged in the smoke channel 1 and drives the filter screen 2 to rotate, the filter residues on the filter screen 2 can be thrown away by centrifugal force when the filter screen 2 rotates, and more effective links can be realized, and even the filter screen 2 is prevented from being blocked; similarly, the smoke particles collected on the electrostatic collecting net 3 can only be collected and then drop by self gravity, and the smoke particles on the electrostatic collecting net 3 are seriously adhered, so that the electrostatic collecting net 3 is rotatably arranged in the smoke channel 1 and is driven to rotate, and the centrifugal force generated when the electrostatic collecting net 3 rotates can throw the smoke particles on the electrostatic collecting net.
As the preferred technical scheme of this embodiment, filter screen 2 includes cylindricality portion 2.1 and net portion 2.2 that link to each other, and cylindricality portion 2.1 rotates with flue gas passageway 1 inner wall to be connected, and static catches in net 3 fixed connection is in cylindricality portion 2.1, only needs drive filter screen 2 and static to catch one of net 3 two and can make the two synchronous rotations, need not independent separately the drive.
As a further preferable technical solution of the present embodiment, one or both of the net part 2.2 and the electrostatic collection net 3 is in a cone shape or a circular truncated cone shape with a downward center, and preferably, both the net part 2.2 and the electrostatic collection net 3 are in a cone shape or a circular truncated cone shape with a downward center, which is beneficial to throwing away the filter residue on the net part 2.2 and the smoke particles on the electrostatic collection net 3, and simultaneously, the filtering area of the filter net 2 is increased and the collecting area of the electrostatic collection net 3 is increased.
Referring to fig. 4 and 7-8, in another embodiment of the present invention, a scraper 7 is disposed on the filter screen 2, the scraper 7 is in sliding fit with the inner wall of the flue gas channel 1, a part of the smoke particles thrown away by the filter screen 2 and the electrostatic collection screen 3 when rotating falls into the asphalt heating furnace, another part of the smoke particles will be thrown onto the inner wall of the flue gas channel 1, and the scraper 7 rotates along with the filter screen 2 to scrape off the smoke particles on the inner wall of the flue gas channel 1 and then fall into the heating furnace.
Referring to fig. 4, in a further embodiment of the present invention, the feeding assembly 6 includes a rotating rod 6.1, a helical blade 6.2 and a cylindrical tube 6.3, the helical blade 6.2 is coaxially disposed on the rotating rod 6.1, the cylindrical tube 6.3 is fixedly disposed in the flue gas channel 1 and surrounds the helical blade 6.2, the bottom of the helical blade 6.2 extends below the cylindrical tube 6.3, and the top of the cylindrical tube 6.3 is communicated with the round opening at the top of the conical blanking member 4. Dwang 6.1 accepts the drive and rotates, drives helical blade 6.2 at the cylinder 6.3 internal rotation, and helical blade 6.2 is rotatory, carries the adsorbent granule on the carrier net 5 to the top of toper blanking spare 4 through cylinder 6.3 bolt, and the adsorbent relies on gravity to fall to the carrier net 5 after touching 1 inner wall of flue gas passageway from the even landing of toper blanking spare 4 week side surface, and feeding component 6 makes the circulation of adsorbent flow get up. Because the adsorbent is transported to the top of toper blanking member 4 by helical blade 6.2 spiral, the adsorbent granule still possesses rotatory inertia when reaching toper blanking member 4 top, consequently the adsorbent granule still can take place rotatoryly in the in-process of landing touching flue gas passageway 1 inner wall from toper blanking member 4, and the adsorbent granule possesses horizontal direction's speed and displacement, the whereabouts and the self roll of vertical direction promptly for the adsorbent can fully contact with asphalt smoke in the unsettled stage of the in-process of above-mentioned landing, and the contact ratio area is big, with particulate and foul smell in the better absorption asphalt smoke.
As the preferred technical scheme of this embodiment, bearing net 5 is the downward toper in center or round platform form, and feeding unit 6 is located the center of bearing net 5, and after adsorbent granule touched flue gas channel 1 inner wall and dropped on bearing net 5, the adsorbent granule was by the peripheral roll process to the center of bearing net 5, can be fully with the contact of the pitch cigarette that comes from bearing net 5 below and adsorb, and pitch cigarette purifying effect is better.
In another embodiment provided by the invention, the conical blanking member 4 is provided with a plurality of coaxial stages, namely a plurality of coaxial conical blanking members 4, the whole conical blanking member is tower-shaped, the heights of all stages of conical blanking members 4 are sequentially reduced from top to bottom, the diameters of all stages of conical blanking members 4 are sequentially increased, each conical blanking member 4 is circular in a truncated cone shape, the diameter refers to the average diameter of all stages of conical blanking members 4, namely half of the sum of the diameters of the upper end and the lower end of each conical blanking member 4, intervals are reserved among all stages of conical blanking members 4, and all stages of conical blanking members 4 are fixedly connected with the inner wall of the flue gas channel 1 or the outer wall of the cylindrical pipe 6.3 through supporting rods.
Preferably, the conical blanking member 4 has three stages, which are divided into a first-stage blanking member, a second-stage blanking member and a third-stage blanking member from top to bottom in sequence, a top round mouth of the first-stage blanking member is communicated with the upper end of the cylindrical pipe 6.3, adsorbent particles are conveyed to the top of the blanking member by the feeding assembly 6, then slide down to a suspension stage between the first-stage blanking member and the second-stage blanking member along the outer surface of the first-stage blanking member, then fall to the surface of the second-stage blanking member, then the same is carried out, the adsorbent on the surface of the second-stage blanking member slides down to a suspension stage between the second-stage blanking member and the third-stage blanking member, then fall to the surface of the third-stage blanking member, then the adsorbent on the surface of the third-stage blanking member slides down to a suspension stage between the third-stage blanking member and the inner wall of the flue gas channel 1, then falls onto the bearing net 5, and the asphalt smoke coming from the lower part of the bearing net 5 needs to pass through the conical blanking member 4 and the inner wall of the, fully contacts and adsorbs the adsorbent particles in each suspension stage, and the asphalt smoke purification effect is very obvious.
Referring to fig. 5-6, in another embodiment of the present invention, the conical blanking member 4 is a net, the diameter of the mesh of the conical blanking member 4 is smaller than the diameter of the adsorbent particles, the adsorbent particles slide off the circumferential surface of the conical blanking member 4, the adsorbent particles uniformly cover the circumferential surface of the conical blanking member 4, the asphalt smoke flows upwards, and the asphalt smoke passes through the mesh of the conical blanking member 4 and then is fully contacted with the adsorbent particles rolling on the circumferential surface of the conical blanking member 4 for adsorption, which is beneficial to improving the asphalt smoke purification effect.
Referring to fig. 8, in a further embodiment provided by the present invention, a fan 8 is further disposed in the flue gas channel 1, the fan 8 can accelerate the flow of the flue gas along the flue gas channel 1, the fan 8 can be driven independently, or can be coaxially disposed on a rotating rod 6.1 of the feeding assembly 6, further, the primary filtering mechanism is fixedly connected to the rotating rod 6.1 through a connecting rod, only the rotating rod 6.1 of the feeding assembly 6 needs to be driven to rotate, and the rotating rod 6.1 can drive the helical blades 6.2, the fan 8, the filter screen 2 and the electrostatic trapping net 3 to rotate together, so as to reduce the arrangement of the power device, save the space, and be particularly suitable for the asphalt smoke emission and purification of the asphalt truck in the road engineering construction.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The utility model provides an asphalt smoke clarification plant for highway engineering construction usefulness, includes flue gas channel, its characterized in that, along flue gas flow direction arranged in proper order in the flue gas channel:
the primary filtering mechanism is used for filtering particulate matters and liquid mist;
dynamic filtration mechanism, it includes toper blanking spare, carrier web, pay-off subassembly and adsorbent, the carrier web radially covers flue gas passageway just is located the below of toper blanking spare, the pay-off subassembly be used for with the adsorbent on the carrier web carries extremely the top of toper blanking spare, the adsorbent relies on gravity to follow toper blanking spare top landing extremely the carrier web is in order to realize the circulation.
2. The asphalt fume purification apparatus according to claim 1, wherein the primary filter mechanism comprises a filter screen and an electrostatic trapping screen radially covering the fume passage.
3. The asphalt fume purification apparatus according to claim 2, wherein the filter screen and the electrostatic collection screen are rotatably disposed in the fume passage.
4. The asphalt smoke purifying apparatus according to claim 3, wherein the filter screen comprises a cylindrical portion and a screen portion connected with each other, the cylindrical portion is rotatably connected with the inner wall of the smoke passage, and the electrostatic collection screen is fixedly connected in the cylindrical portion.
5. The asphalt fume purification apparatus according to claim 4, wherein one or both of the net section and the electrostatic trapping net is tapered or truncated cone-shaped with the center thereof directed downward.
6. The asphalt fume purification device according to any one of claims 3 to 5, wherein a scraper is arranged on the filter screen, and the scraper is in sliding fit with the inner wall of the fume channel.
7. The asphalt smoke purifying device according to claim 1, wherein the feeding assembly comprises a rotating rod, a helical blade and a cylindrical pipe, the helical blade is coaxially arranged on the rotating rod, the cylindrical pipe is fixedly arranged in the smoke channel and surrounds the helical blade, the bottom of the helical blade extends to the lower part of the cylindrical pipe, and the top of the cylindrical pipe is communicated with the round opening at the top of the conical blanking part.
8. The asphalt fume purification apparatus according to claim 1, wherein the carrying net is conical or truncated cone shaped with a downward center.
9. The asphalt smoke purifying apparatus according to claim 1, wherein the conical blanking member is provided with a plurality of coaxial stages, the conical blanking members of each stage are sequentially reduced in height and increased in diameter from top to bottom, and a space is reserved between the conical blanking members of each stage.
10. The asphalt fume purification device according to claim 1, wherein a fan for accelerating the flow of the fume is further provided in the fume channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110216097.XA CN112933848A (en) | 2021-02-26 | 2021-02-26 | A glance coal clarification plant for highway engineering construction usefulness |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110216097.XA CN112933848A (en) | 2021-02-26 | 2021-02-26 | A glance coal clarification plant for highway engineering construction usefulness |
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| CN112933848A true CN112933848A (en) | 2021-06-11 |
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| CN101880552A (en) * | 2010-06-29 | 2010-11-10 | 中国科学院广州能源研究所 | Gasification device and method for preparing hydrogen-rich synthetic gas from biomass |
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| CN210079170U (en) * | 2019-03-21 | 2020-02-18 | 武汉科技大学 | Asphalt smoke purifying device |
| CN210802080U (en) * | 2019-09-24 | 2020-06-19 | 江苏禾宁流体科技有限公司 | Flue gas collecting device of rotary crucible furnace |
| CN111569601A (en) * | 2020-05-06 | 2020-08-25 | 江汉大学 | Flue gas dust removal and adsorption desulfurization integrated device |
| CN111729504A (en) * | 2020-06-10 | 2020-10-02 | 上海交通大学 | Fluidized bed and moving bed coupled composite adsorption reaction device and application |
| CN212430961U (en) * | 2019-12-31 | 2021-01-29 | 湖南新空间环保科技有限公司 | Oil smoke purification device convenient to secondary loop filter |
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2021
- 2021-02-26 CN CN202110216097.XA patent/CN112933848A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101880552A (en) * | 2010-06-29 | 2010-11-10 | 中国科学院广州能源研究所 | Gasification device and method for preparing hydrogen-rich synthetic gas from biomass |
| CN204601935U (en) * | 2015-02-02 | 2015-09-02 | 萝北奥星新材料有限公司 | The multistage absorbing devices of bitumen flue gas |
| CN210079170U (en) * | 2019-03-21 | 2020-02-18 | 武汉科技大学 | Asphalt smoke purifying device |
| CN210802080U (en) * | 2019-09-24 | 2020-06-19 | 江苏禾宁流体科技有限公司 | Flue gas collecting device of rotary crucible furnace |
| CN212430961U (en) * | 2019-12-31 | 2021-01-29 | 湖南新空间环保科技有限公司 | Oil smoke purification device convenient to secondary loop filter |
| CN111569601A (en) * | 2020-05-06 | 2020-08-25 | 江汉大学 | Flue gas dust removal and adsorption desulfurization integrated device |
| CN111729504A (en) * | 2020-06-10 | 2020-10-02 | 上海交通大学 | Fluidized bed and moving bed coupled composite adsorption reaction device and application |
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