CN213160037U

CN213160037U - Dust-containing asphalt flue gas purification device

Info

Publication number: CN213160037U
Application number: CN202021680149.6U
Authority: CN
Inventors: 杨正林; 刘昌明; 张桂禄; 刘育; 林明耀
Original assignee: Sichuan Star Special Carbon Material Co ltd
Current assignee: Sichuan Star Special Carbon Material Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-11
Anticipated expiration: 2030-08-13

Abstract

The utility model provides a dust-containing asphalt flue gas purification device, which relates to the technical field of graphite and carbon product production. The utility model discloses a box, the inside cavity that is equipped with of box, be equipped with intake pipe and the outlet duct with the cavity intercommunication on the box, be equipped with a plurality of water conservancy diversion baffles in the cavity, separate into a plurality of filter chambers with the cavity in the box, be equipped with the filter screen in the filter chamber, be equipped with the circulation mouth on the water conservancy diversion baffle, set up from top to bottom the circulation mouth of two adjacent water conservancy diversion baffles, there is the difference in height, make pitch flue gas serpentine motion between a plurality of filter chambers, in the pitch flue gas gets into the cavity of box by the intake pipe to pass a plurality of filter chambers in proper order, pitch flue gas serpentine motion between the filter chamber, after a plurality of filter chambers filter, reduce dust and particulate content's pitch flue gas and get into electrostatic.

Description

Dust-containing asphalt flue gas purification device

Technical Field

The utility model relates to a graphite and carbon element goods production technical field, concretely relates to dust-containing asphalt gas cleaning device.

Background

Asphalt is used as an indispensable raw material for producing graphite and carbon products, a large amount of smoke is generated in the production process, and the asphalt smoke is treated most effectively and most widely by electrostatic dust removal in the industry at present.

In actual production, electrostatic precipitator is not ideal to the purifying effect of flue gas, because often be mingled with a large amount of electrically conductive dust in the flue gas, cause electrostatic precipitator discharge unusual, the conflagration is frequent, and purifying effect sharply descends, needs to solve urgently.

Disclosure of Invention

The utility model aims at developing a dust and particulate matter in with the pitch flue gas filter, reduce the dust-containing pitch gas cleaning device of the content of dust and particulate matter in the pitch flue gas to prevent to be mingled with the pitch flue gas entering electrostatic precipitator equipment of a large amount of electrically conductive dust, cause electrostatic precipitator discharge unusual.

The utility model discloses a following technical scheme realizes:

contain dust pitch gas cleaning device, the power distribution box comprises a box body, the inside cavity that is equipped with of box, be equipped with intake pipe and the outlet duct with the cavity intercommunication on the box, be equipped with a plurality of water conservancy diversion baffles in the cavity, separate into a plurality of filter chambers with the cavity in the box, be equipped with the filter screen in the filter chamber, be equipped with the circulation mouth on the water conservancy diversion baffle, set up from top to bottom the circulation mouth of two adjacent water conservancy diversion baffles, there is the difference in height, make pitch flue gas serpentine motion between a plurality of filter chambers, the pitch flue gas gets into in the cavity of box by the intake pipe to pass a plurality of filter chambers in proper order, pitch flue gas serpentine motion between the filter chamber, after a plurality of filter chambers filter, the pitch flue gas that reduces dust and particulate.

In one embodiment of the disclosure, the cross-sectional area of the filter chamber is larger than the cross-sectional area of the inlet duct.

In one embodiment of the disclosure, the cross-sectional area of the filter chamber is at least 5 times the cross-sectional area of the inlet duct.

In one embodiment disclosed in the present application, at least two layers of filter screens are disposed in the filter chamber.

In one embodiment of the disclosure, the filter screen is disposed obliquely in the filter chamber.

In one embodiment of the present disclosure, the baffle plates are disposed in parallel and vertically in the cavity.

In one embodiment of the present disclosure, the flow openings are respectively disposed at the top and the bottom of two adjacent baffle plates.

In one embodiment disclosed in the present application, the number of the filter screens in the filter cavity is sequentially increased according to the flow direction of the asphalt flue gas in the cavity.

In an embodiment disclosed in the present application, three flow guide partition plates are arranged in the cavity, the top of the flow guide partition plate located in the middle is provided with a flow passage, the bottom of the flow guide partition plate located on both sides is provided with a flow passage, and two layers of filter screens are arranged in the filter cavity.

In an embodiment disclosed in the application, a door plate serving as a cavity side wall is arranged on one side of the box body, the door plate is connected with the box body through bolts, and a circle of sealing gasket in contact with the side face of the box body is arranged on the edge of the door plate.

The utility model has the advantages that:

the utility model discloses make pitch flue gas serpentine motion between a plurality of filter chambers, the pitch flue gas filters in the filter screen of filter chamber, reduce the content of dust and particulate matter in the pitch flue gas, make the dust and the particulate matter that the pitch flue gas that gets into among the electrostatic precipitator equipment contains reduce by a wide margin, prevent that electrostatic precipitator equipment from discharging unusually, prevent the conflagration and improved electrostatic precipitator's purifying effect, the deposit in the electrostatic precipitator equipment is showing and is reducing, make the fault rate of electrostatic precipitator equipment show and reduce. According to the flow direction of pitch flue gas in a plurality of filter chambers, the mesh number of the filter screen in the filter chamber increases in proper order, realizes the stage filtration, improves the filter effect to the filter screen slope sets up, has increased the area of contact of filter screen with the pitch flue gas, increases filtration efficiency, and the door plant is convenient to be dismantled, conveniently clears up filter chamber and filter screen in the box.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a view of the structure of the present invention;

fig. 2 is a view of the present invention from another perspective.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, the embodiment discloses a dust-containing asphalt flue gas purification device, which comprises a box body 2, a cavity is arranged in the box body 2, an air inlet pipe 3 and an air outlet pipe 4 which are communicated with the cavity are arranged on the box body 2, a plurality of flow guide partition plates 8 are arranged in the cavity to divide the cavity in the box body 2 into a plurality of filter cavities 6, a filter screen 7 is arranged in the filter cavity 6, the flow guide partition plates 8 are provided with flow openings 9, the flow openings 9 of two adjacent flow guide partition plates 8 are arranged up and down, and a height difference exists, so that the asphalt flue gas snakes among the plurality of filter cavities 6, the asphalt flue gas enters the cavity of the box body 2 through the air inlet pipe 3 and sequentially passes through the plurality of filter cavities 6, and the asphalt flue gas snakes among the filter cavities 6, after being filtered in the plurality of filter cavities 6, the asphalt flue gas with reduced dust and particulate content enters the electrostatic dust removal equipment through the air outlet pipe 4.

Specifically, the box 2 is rectangular, the bottom of the box 2 is provided with a support 1, a rectangular cavity is arranged in the box 2, two sides of the top of the box 2 are respectively provided with an air inlet pipe 3 and an air outlet pipe 4 which are communicated with the cavity, asphalt smoke enters the cavity in the box 2 through the air inlet pipe 3, and the air outlet pipe 4 is communicated with the electrostatic dust removal equipment.

Be equipped with three flow guide baffle 8 in the cavity of box 2, the vertical setting of flow guide baffle 8, it is three flow guide baffle 8 is parallel and equidistant setting of each other, and is three flow guide baffle 8 separates into four the same filter chambers 6 with the cavity, has seted up circulation mouth 9 in the middle of the flow guide baffle 8 top that is located the middle part, is equipped with circulation mouth 9 in the middle of the flow guide baffle 8 bottom that is located both sides, circulation mouth 9 is the rectangle opening. The circulation openings 9 of the two adjacent flow guide partition plates 8 are arranged up and down, so that when smoke flows between the filter cavities 6 in the box body 2, the smoke flows in a snake shape, the sectional area of each filter cavity 6 is larger than that of the corresponding air inlet pipe 3, and the sectional area of each filter cavity 6 is at least 5 times that of the corresponding air inlet pipe 3.

Two layers of filter screens 7 are arranged in the filter cavity 6, the filter screens 7 are arranged in the filter cavity 6 in an inclined mode at a certain angle, and the contact area between the filter screens 7 and asphalt smoke is increased. According to the flow direction of the asphalt flue gas, the mesh number of the filter screens 7 in the four filter chambers 6 is increased in sequence, namely, the filter chambers 6 communicated with the air inlet pipe 3 are the smallest in mesh number of the filter screens 7, and the filter chambers 6 communicated with the air outlet pipe 4 are the largest in mesh number of the filter screens 7, so that the asphalt flue gas is sequentially filtered from large to small by the four filter chambers 6 according to the particle sizes of dust and particulate matters, and the filtering effect is improved by classified filtering.

The refrigerator comprises a refrigerator body 2 and is characterized in that a detachable door plate 5 is arranged on one side of the refrigerator body 2, the door plate 5 serves as the side wall of a cavity, the door plate 5 is in bolted connection with the side face of the refrigerator body 2, a circle of sealing ring pad in contact with the refrigerator body 2 is arranged on the edge of the door plate 5, and the sealing ring pad can enable the door plate 5 to be installed on the refrigerator body 2 and then seal the cavity.

Asphalt flue gas gets into in the filter chamber 6 of box 2 by intake pipe 3, asphalt flue gas gets into in the filter chamber 6 through the pipeline, because the cross-sectional area is greater than the pipeline in the filter chamber 6, the speed of asphalt flue gas reduces, dust and particulate matter in the asphalt flue gas begin the deposit, and when asphalt flue gas passes through filter screen 7, receive the vortex effect of filter screen 7, form high-low pressure region from top to bottom at filter screen 7, dust and particulate matter in the asphalt flue gas further deposit in low pressure region, the tar that contains in the asphalt flue gas is attached to in the cavity, because self cohesiveness influences, dust and particulate matter can adsorb in the cavity, can reduce the content of dust and particulate matter in the asphalt flue gas in a large number, the asphalt flue gas after through box 2 gets into electrostatic precipitator equipment and carries out electrostatic precipitator. The door plate 5 can be taken down, and a filter chamber 6 and a filter screen 7 in the cavity are cleaned or maintained.

The utility model discloses make pitch flue gas serpentine motion between a plurality of filter chambers 6, the pitch flue gas filters in filter screen 7 in filter chamber 6, reduce the content of dust and particulate matter in the pitch flue gas, make the dust and the particulate matter that the pitch flue gas that gets into among the electrostatic precipitator equipment contains reduce by a wide margin, prevent that electrostatic precipitator equipment from discharging unusually, prevent the conflagration and improved electrostatic precipitator's purifying effect, the deposit in the electrostatic precipitator equipment is showing and is reducing, make the fault rate of electrostatic precipitator equipment show and reduce. According to the flow direction of pitch flue gas in a plurality of filter chambers 6, the mesh number of filter screen 7 in filter chamber 6 increases in proper order, realizes the filtration in grades, improves the filter effect to filter screen 7 slope sets up, has increased the area of contact of filter screen 7 with the pitch flue gas, increases filtration efficiency, and door plant 5 is convenient to be dismantled, conveniently clears up filter chamber 6 and filter screen 7 in the box 2.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.

Claims

1. Contain dust pitch gas cleaning device, its characterized in that includes:

the box body is internally provided with a cavity;

the air inlet pipe is arranged on the box body and is communicated with the cavity of the box body;

the air outlet pipe is arranged on the box body and is communicated with the cavity of the box body;

the flow guide partition plates are arranged in the cavity of the box body and divide the cavity in the box body into a plurality of filter cavities;

the filter screen is arranged in the filter cavity;

the flow-through ports are formed in the flow-guide partition plates, the flow-through ports of every two adjacent flow-guide partition plates are arranged up and down, and height difference exists, so that the asphalt smoke moves in a snake shape among the filter chambers.

2. The dust-containing asphalt flue gas purification device as claimed in claim 1, wherein the cross-sectional area of the filter chamber is larger than the cross-sectional area of the inlet pipe.

3. The dust-laden asphalt flue gas purification device of claim 2, wherein the cross-sectional area of the filter chamber is at least 5 times the cross-sectional area of the inlet pipe.

4. The dust-containing asphalt flue gas purification device according to claim 3, wherein at least two layers of filter screens are arranged in the filter cavity.

5. The device for purifying the smoke containing the dust asphalt as claimed in any one of claims 1 to 4, wherein the filter screen is arranged in an inclined manner in the filter chamber.

6. The dust-laden asphalt flue gas purification device of claim 5, wherein the plurality of baffle plates are arranged in parallel and vertically in the cavity.

7. The dust-containing asphalt flue gas purification device of claim 6, wherein the through holes are respectively arranged at the top and the bottom of two adjacent flow guide partition plates.

8. The dust-containing asphalt flue gas purification device according to claim 7, wherein the number of the filter screens in the filter chamber is increased in turn according to the flow direction of the asphalt flue gas in the cavity.

9. The dust-containing asphalt flue gas purification device of claim 1, wherein three flow guide partition plates are arranged in the cavity, the top of the flow guide partition plate positioned in the middle is provided with a flow port, the bottom of the flow guide partition plates positioned on two sides is provided with a flow port, and two layers of filter screens are arranged in the filter cavity.

10. The dust-containing asphalt flue gas purification device as claimed in claim 1, wherein a door plate is arranged on one side of the box body and used as a side wall of the cavity, the door plate is connected with the box body through bolts, and a ring of gasket is arranged on the edge of the door plate and contacted with the side surface of the box body.