CN219168033U

CN219168033U - Waste gas treatment device for asphalt concrete production

Info

Publication number: CN219168033U
Application number: CN202223567993.XU
Authority: CN
Inventors: 王双文; 王立硕
Original assignee: Hebei Tongmao Construction Engineering Co ltd
Current assignee: Hebei Tongmao Construction Engineering Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-13
Anticipated expiration: 2032-12-31

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device for asphalt concrete production. The device comprises a treatment box, a plasma honeycomb electric field and a physical filtering device, wherein the physical filtering device comprises a filter screen and a coarse filter box, the filter screen is arranged below the plasma honeycomb electric field, filter cotton is filled in the filter screen, a plurality of groups of coarse filter boxes are distributed below the filter screen, the coarse filter boxes are horizontally arranged, when waste gas and dust pass through the filter screen, the waste gas and dust are filtered through a plurality of coarse filter boxes, the load of the filter screen can be greatly reduced, and the filter screen needs to be replaced for a long time; the rubble piece that fills in the coarse filtration box can adsorb the viscidity impurity in waste gas and the dust, after using a period, the rubble piece after the absorption can be regarded as the aggregate feed back production of asphalt concrete, add new rubble piece aggregate at the coarse filtration box can, the inside rubble filtering material of coarse filtration box is changed and is not needed the cost.

Description

Waste gas treatment device for asphalt concrete production

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device for asphalt concrete production.

Background

At present, dust and waste gas, especially waste gas generated by asphalt, are extremely polluted in the atmospheric environment in asphalt concrete production, and the waste gas is discharged after reasonable treatment.

The traditional mode is direct to be let in the integrative purifier of plasma with waste gas and carry out oxidation treatment to waste gas, discharge after the processing is up to standard, asphalt concrete has certain adhesion in waste gas and dust that heating stirring in-process produced, the import position of integrative purifier of plasma is provided with the filter screen, can carry out physical filtration to the dust in the waste gas, because of pitch waste gas and dust mix there is certain adhesion, a large amount of impurity can adhere on the filter screen simultaneously in the filtration, influence the permeability of filter screen, thereby influence the treatment effeciency of waste gas, and need change the filter screen every few days, the filter screen is changed more frequently, and the required cost of filter screen change is higher.

Disclosure of Invention

The utility model aims at solving the technical problems, and provides an exhaust gas treatment device for asphalt concrete production, which comprises a treatment box, a plasma honeycomb electric field and a physical filter device, wherein the physical filter device comprises a filter screen and a coarse filter box, the filter screen is arranged below the plasma honeycomb electric field, filter cotton is filled in the filter screen, a plurality of groups of coarse filter boxes are distributed below the filter screen, the coarse filter boxes are horizontally arranged, and when exhaust gas and dust pass through the filter screen, the exhaust gas and dust are filtered by a plurality of coarse filter boxes, so that the load of the filter screen can be greatly reduced, and the filter screen needs longer replacement time; the rubble piece that fills in the coarse filtration box can adsorb the viscidity impurity in waste gas and the dust, after using a period, the rubble piece after the absorption can be regarded as the aggregate feed back production of asphalt concrete, add new rubble piece aggregate at the coarse filtration box can, the inside rubble filtering material of coarse filtration box is changed and is not needed the cost.

In order to solve the technical problems, the utility model adopts the following technical scheme: an exhaust gas treatment device for asphalt concrete production, characterized by comprising:

the bottom of the right side of the treatment box is provided with an air inlet, and the top of the treatment box is provided with an air outlet;

the plasma honeycomb electric field is arranged at the upper position inside the processing box;

the physical filtering device is arranged below the inner part of the processing box;

the physical filtering device comprises a filter screen and a coarse filtering box, the filter screen is arranged below the plasma honeycomb electric field, filter cotton is filled in the filter screen, multiple groups of coarse filtering boxes are distributed below the filter screen, the coarse filtering boxes are horizontally arranged, and the coarse filtering boxes are arranged above the air inlet.

Further optimize this technical scheme, the inside below both sides of processing case are provided with multiunit support rail, the straining box sets up in the support rail top, the slotted hole corresponding with straining box has been seted up in processing case left side.

Further optimize this technical scheme, coarse filtration box bottom periphery is provided with the support frame, the welding has the silk screen on the support frame.

Further optimizing this technical scheme, the silk screen top is filled with the rubble piece in coarse filtration box inside, the rubble piece is asphalt concrete's production aggregate.

Further optimize this technical scheme, prefilter box open-top, the prefilter box left side is provided with the handle.

Further optimize this technical scheme, the coarse filtration box left side is provided with the closing plate, the length and the width of closing plate are greater than the length and the width of slotted hole, and when the coarse filtration box pushed into the processing case inside, closing plate right flank and the slotted hole face parallel and level of processing case left side seal.

Further optimize this technical scheme, the inside top of processing box is provided with the support frame, fixedly be provided with multiunit UV fluorescent tube on the support frame, the UV fluorescent tube sets up in plasma honeycomb electric field top.

Compared with the prior art, the utility model has the following beneficial effects:

1. before waste gas and dust pass through the filter screen, the waste gas and the dust are filtered through a plurality of coarse filtration boxes, so that the load of the filter screen can be greatly reduced, and the filter screen is required to be replaced for a long time.

2. The rubble piece that fills in the coarse filtration box can adsorb the viscidity impurity in waste gas and the dust, after using a period, the rubble piece after the absorption can be regarded as the aggregate feed back production of asphalt concrete, add new rubble piece aggregate at the coarse filtration box can, the inside rubble filtering material of coarse filtration box is changed and is not needed the cost.

3. The utility model discloses a coarse filtration box, including the coarse filtration box, processing box, aggregate, filter material (rubble piece) and the inside rubble piece of coarse filtration box, coarse filtration box open-top, when changing the inside rubble piece of coarse filtration box, only need pull out the coarse filtration box from the processing box is inside, pour down mix into the aggregate of asphalt concrete production with the inside rubble piece of coarse filtration box can, the inside filter material (rubble piece) of coarse filtration box is changed simpler and more conveniently.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a perspective view of an exhaust gas treatment device for asphalt concrete production.

Fig. 2 is a schematic view showing an opened state of a coarse filtration cartridge of an exhaust gas treatment device for asphalt concrete production.

Fig. 3 is a schematic diagram of the structure of a coarse filtration box of the waste gas treatment device for asphalt concrete production.

In the figure:

1. a treatment box; 101. an air inlet; 102. an exhaust port; 103. a support rail; 104. a slot hole; 105. a support frame;

2. a plasma honeycomb electric field;

3. a physical filtration device; 301. a filter screen; 302. a coarse filtration box; 303. a supporting frame; 304. a silk screen; 305. stone blocks; 306. a handle; 307. a sealing plate;

4. and a UV lamp tube.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that, if terms indicating an azimuth or a positional relationship such as "upper", "lower", "inner", "back", and the like are presented, they are based on the azimuth or the positional relationship shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present utility model, the terms "mounted," "connected," "coupled," and "connected," are to be construed broadly, unless otherwise specifically limited. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

The first embodiment is as follows: referring to fig. 1 to 3, an exhaust gas treatment apparatus for asphalt concrete production is characterized by comprising:

the treatment box 1 is characterized in that an air inlet 101 is formed in the bottom of the right side of the treatment box 1, and an air outlet 102 is formed in the top of the treatment box 1;

the plasma honeycomb electric field 2 is arranged at the upper position inside the processing box 1;

a physical filter 3 disposed inside the treatment tank 1 below;

the physical filtering device 3 comprises a filter screen 301 and a coarse filtering box 302, the filter screen 301 is arranged below the plasma honeycomb electric field 2, filter cotton is filled in the filter screen 301, multiple groups of coarse filtering boxes 302 are distributed below the filter screen 301, the coarse filtering boxes 302 are horizontally arranged, and the coarse filtering boxes 302 are arranged above the air inlet 101.

Waste gas and dust enter the lower part in the treatment box 1 from the air inlet 101 at the right side bottom of the treatment box 1, and upwards move in the treatment box 1, firstly, the viscous impurities in the waste gas and the dust are filtered through a plurality of groups of coarse filtration boxes 302, then, fine filtration is carried out through a filter screen 301, the coarse filtration boxes 302 and the filter screen 301 are filtered into a physical filtration process, most of the impurities can be filtered out, the waste gas is ensured to be cleaner when entering the plasma honeycomb electric field 2, and the adhesive impurities cannot enter the plasma honeycomb electric field 2 and cannot damage the plasma honeycomb electric field 2.

Therefore, before the exhaust gas and dust pass through the filter screen 301, the exhaust gas and dust are filtered by the plurality of coarse filter boxes 302, so that the load of the filter screen 301 can be greatly reduced, and the filter screen 301 needs to be replaced for a long time.

It is worth noting that, the periphery of coarse filtration box 302 bottom is provided with support frame 303, the welding has silk screen 304 on the support frame 303, the silk screen 304 top is filled with the rubble piece 305 in coarse filtration box 302 inside, and the setting of silk screen 304 not only can ventilate, can also play the effect of supporting rubble piece 305, rubble piece 305 is the production aggregate of asphalt concrete, and the rubble piece 305 that fills in the coarse filtration box 302 can adsorb the viscous impurity in waste gas and the dust, and after a period of use, the rubble piece 305 after the absorption can be produced as the aggregate return material of asphalt concrete, add new rubble piece 305 aggregate at coarse filtration box 302 can, and the inside rubble filter material of coarse filtration box 302 is changed and is unnecessary the cost.

According to a further optimization scheme, a plurality of groups of support rails 103 are arranged on two sides below the inside of the processing box 1, the rough filter box 302 is arranged above the support rails 103, slotted holes 104 corresponding to the rough filter box 302 are formed in the left side of the processing box 1, the top of the rough filter box 302 is opened, a handle 306 is arranged on the left side of the rough filter box 302, when the crushed stone 305 in the rough filter box 302 is replaced, the rough filter box 302 is pulled out to the left side through the handle 306, in the process, the rough filter box 302 slides to the left side on the support rails 103, because the top of the rough filter box 302 is opened, after the rough filter box 302 is pulled out, crushed stone 305 in the rough filter box 302 is poured into aggregate produced by filtering concrete, new crushed stone 305 is filled in the rough filter box 302, the filling thickness of the crushed stone 305 is not more than 3cm, and the air permeability of the rough filter box 302 is prevented from being influenced.

It should be noted that, the left side of the coarse filtration box 302 is provided with a sealing plate 307, the length and width of the sealing plate 307 are greater than the length and width of the slot hole 104, when the coarse filtration box 302 is pushed into the treatment box 1, the right side of the sealing plate 307 is flush with the slot hole 104 on the left side of the treatment box 1, after the packing in the coarse filtration box 302 is completed, the coarse filtration box 302 is correspondingly placed above the supporting rail 103 and pushed into the treatment box 1, and when the coarse filtration box 302 is completely pushed into the treatment box 1, the sealing plate 307 on the left side of the coarse filtration box 302 seals the corresponding slot hole 104, so that the waste gas can be prevented from leaking from the slot hole 104.

According to a further optimization scheme, a supporting frame 105 is arranged above the inside of the treatment box 1, a plurality of groups of UV lamp tubes 4 are fixedly arranged on the supporting frame 105, the UV lamp tubes 4 are arranged above the plasma honeycomb electric field 2, and when the waste gas is subjected to oxidation reduction through the plasma honeycomb electric field 2, the waste gas enters the position of the UV lamp tubes 4 and can be treated through ultraviolet irradiation; the waste gas is physically filtered through the coarse filtration box 302 and the filter screen 301, then is subjected to reaction treatment through the plasma honeycomb electric field 2 and the UV lamp tube 4, and is treated through a plurality of working procedures, so that the treatment effect of the waste gas is good.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. An exhaust gas treatment device for asphalt concrete production, characterized by comprising:

2. The exhaust gas treatment device for asphalt concrete production according to claim 1, wherein a plurality of groups of support guide rails are arranged on two sides below the inner part of the treatment box, the coarse filtration box is arranged above the support guide rails, and slotted holes corresponding to the coarse filtration box are formed on the left side of the treatment box.

3. The exhaust gas treatment device for asphalt concrete production according to claim 1, wherein a supporting frame is arranged on the periphery of the bottom of the coarse filtration box, and a silk screen is welded on the supporting frame.

4. A waste gas treatment device for asphalt concrete production according to claim 3, wherein the upper part of the screen is filled with crushed stone inside the coarse filter box, and the crushed stone is asphalt concrete production aggregate.

5. The exhaust gas treatment device for asphalt concrete production according to claim 1, wherein the top of the straining box is opened, and a handle is arranged on the left side of the straining box.

6. The exhaust gas treatment device for asphalt concrete production according to claim 2, wherein the left side of the rough filter box is provided with a sealing plate, the length and width of the sealing plate are larger than those of the slot holes, and when the rough filter box is pushed into the treatment box, the right side of the sealing plate is flush-sealed with the slot hole surface on the left side of the treatment box.

7. The exhaust gas treatment device for asphalt concrete production according to any one of claims 1 to 6, wherein a supporting frame is arranged above the inside of the treatment box, a plurality of groups of UV lamp tubes are fixedly arranged on the supporting frame, and the UV lamp tubes are arranged above the plasma honeycomb electric field.