CN112920858A

CN112920858A - Biomass gas dust removal and purification equipment

Info

Publication number: CN112920858A
Application number: CN202110116358.0A
Authority: CN
Inventors: 李杨; 孟子林
Original assignee: Changshuo Environmental Protection Energy Technology Hubei Co ltd
Current assignee: Changshuo Environmental Protection Energy Technology Hubei Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-06-08

Abstract

The invention discloses a biomass gas dust removal and purification equipment, comprising a filter box, a gas filter mechanism and a waste water filter mechanism. An outer wall of one side of the filter box is provided with a mounting hole, and the mounting hole is sleeved with an air intake pipe, and the air intake pipe One end of the filter is sleeved with the exhaust port of the gas filter mechanism, and the gas filter mechanism includes a box body, a mesh partition plate welded to the inner wall of one side of the box body, a first filter screen welded to the inner wall of the top of the box body in sequence along the vertical direction, The second filter screen and the corona electrode are slidably connected to the dust collecting drawer on the inner wall of the bottom of the box body. In the invention, the gas is transported to the gas filter mechanism through pipelines, and the gas is preliminarily filtered through the first filter screen and the second filter screen inside the gas filter mechanism to block relatively large impurities, and the fine particles in the gas are removed by the operation of the corona electrode. The impurities are adsorbed on the dust collecting electrode for collection, and when the device stops working, the impurities can also be collected into the dust collecting drawer through the mesh partition plate.

Description

Biomass gas dust removal and purification equipment

Technical Field

The invention relates to the field of biomass gas, in particular to biomass gas dedusting and purifying equipment.

Background

The straw gas produced by the biomass gasification furnace belongs to green new energy and has strong vitality, and the raw materials produced by the plant gas are crop straws, forest and wood wastes, edible fungus residues, cattle, sheep and livestock manures and all combustible substances, so the straw gas is an inexhaustible renewable resource, along with the development of science and technology, the social demand on energy is increased day by day, and fossil fuel serving as a main energy source is reduced rapidly, so the gas produced by the biomass gasification furnace is combined and circulated to generate electricity to be a method for efficiently utilizing biomass;

through search (201920334033.8) a biomass gas purification and dust removal device, biomass combustible gas is guided in through an air inlet pipe, impurities are contained in the combustible gas, the purity of the gas is reduced, the combustion is influenced, a baffle is installed at the position of the air inlet pipe, macromolecular particles in the combustible gas are preliminarily shielded through the baffle, a preliminary dust removal effect is achieved, the gas is filtered again through a filter plate, a spring is installed between the side edge of the filter plate and the inner wall of a dust removal tank, a motor is installed on the surface of the upper end of the filter plate, the motor rotates to drive a movable contact rod to rotate, the contact rod rotates in a groove of the filter plate to cause vibration on the filter plate, the dirt attached to the filter plate is vibrated to fall into a lower end cone head, a water tank is used for storing water source, the water is sprayed through a spray head, water sprayed out through a fan, the coverage area of the, make moisture take away debris in the gas and fall into the enterprising vibration dust removal of filter, through the inside sewage switch of water valve control dust removal jar, nevertheless this kind of purification and dust removal device makes the gas backward flow after purifying or the valve through the bottom flows easily in the function of fan when the function, and the easy reduce output, the direct discharge of sewage after this kind of purification and dust removal device uses influences the environment, and can't retrieve reuse, has wasted the water resource greatly.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides biomass gas dedusting and purifying equipment.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a living beings gas dust removal clarification plant, includes rose box, gas filtering mechanism and waste water filtering mechanism, the mounting hole has been seted up to rose box one side outer wall, and the mounting hole cup joints the intake pipe, the one end of intake pipe cup joints in gas filtering mechanism gas vent, and gas filtering mechanism includes the box, welds in the mesh division board of box one side inner wall, welds in proper order in the first filter screen of box top inner wall, second filter screen and corona electrode and sliding connection in the collection dirt drawer of bottom half inner wall along the vertical direction, box one side inner wall has welded filter plate and V style of calligraphy baffle in proper order along the vertical direction, wash port has all been seted up with rose box bottom outer wall to V style of calligraphy baffle, and the wash port has cup jointed the check valve through the pipeline, check valve one end cup jointed in waste water filtering mechanism water inlet through the pipeline, Weld in proper order in the filter and the adsorbed layer of shell both sides inner wall along the horizontal direction, cup joint in the honeycomb duct of wastewater filtering mechanism outlet, cup joint in one section water pump of honeycomb duct and cup joint in the connecting pipe of water pump outlet, the exhaust hole has been seted up at rose box one side inner wall top, and the exhaust hole cup joints the blast pipe.

Preferably, the welding of rose box both sides inner wall top has the stand pipe that the equidistance distributes, and stand pipe one end all cup joints the one end of keeping away from the water pump in the connecting pipe, and the hole for water spraying that the equidistance distributes is seted up to the stand pipe bottom, and the hole for water spraying all cup joints atomizer, the filter is the cotton material of PP, the adsorbed layer is the active carbon material.

Preferably, the water pump and the corona electrode are connected with a switch fixed on the outer wall of one side of the filter box through leads, the switch is connected with a power line through leads, the air inlet pipe is located between the filter plate and the V-shaped partition plate, the diameter of meshes of the filter plate is 5mm-10mm, a handle is welded on the outer wall of one side of the dust collection drawer, and an anti-slip sleeve is sleeved on the outer wall of the handle.

Preferably, the gas inlet of the gas filtering mechanism is sleeved with a gas collecting pipe, and the gas collecting pipe and one end of the exhaust pipe are sleeved with a one-way valve.

Preferably, the bottom of the box body is welded with a triangular support, and the outer wall of one side of the triangular support is welded on the outer wall of one side of the filter box.

Preferably, the corona electrode outer wall has along the welding of circumferencial direction the collection dirt electrode of equidistance distribution, and the corona electrode is located collection dirt drawer top.

Preferably, the mesh diameter of the first filter is larger than that of the second filter, and the mesh diameter of the second filter is 1mm-3 mm.

The invention has the beneficial effects that:

1. the gas is conveyed to a gas filtering mechanism through a pipeline, the gas is preliminarily filtered through a first filter screen and a second filter screen inside the gas filtering mechanism, larger impurities are blocked, fine impurities in the gas are adsorbed onto a dust collecting electrode to be collected through the operation of a corona electrode, and when the device stops operating, the impurities can be collected into a dust collecting drawer through a mesh partition plate, so that the collection and the cleaning can be facilitated, the filtered gas enters a filter box, the remaining impurities in the gas are sprayed out through a mist spray nozzle to be collected, the water with the impurities after dust fall is collected through the filter plate and a V-shaped partition plate, waste water can be discharged by opening a one-way valve, the capacity of the impurities can be greatly improved through multiple times of filtration, a fan is not needed to blow water mist out, and the gas backflow phenomenon which can be generated possibly is avoided;

2. water after through the dust fall is arranged through pipeline and check valve and is delivered to waste water filter mechanism, PP cotton material texture filter through waste water filter mechanism inner wall filters waste water with the adsorbed layer of active carbon material, the clean water after filtering passes through the honeycomb duct and carries water to the stand pipe in with the function of water pump, atomizer through the stand pipe bottom installation continues to carry out the dust fall, realize hydrologic cycle, the loss that can the greatly reduced water resource, make resource can recycle, the energy saving of improving the device, avoid influencing the environment.

Drawings

Fig. 1 is a schematic structural diagram of a biomass gas dust removal and purification device provided by the invention in a side view.

FIG. 2 is a schematic structural diagram of a biomass gas dust removal and purification device in a top view according to the present invention;

FIG. 3 is a schematic structural diagram of a fuel gas filtering mechanism of a biomass fuel gas dust-removing and purifying device according to the present invention;

fig. 4 is a schematic diagram of an internal structure of a wastewater filtering mechanism of a biomass gas dust removal and purification device provided by the invention.

In the figure: 1 filter box, 2 gas filtering mechanism, 3 check valve, 4 guide pipes, 5 atomizer, 6 filter plates, 7V-shaped partition plate, 8 waste water filtering mechanism, 9 water pump, 10 box, 11 first filter screen, 12 second filter screen, 13 corona electrode, 14 dust collecting electrode, 15 dust collecting drawer, 16 shell, 17 filter plate, 18 adsorption layer, 19 guide pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a biomass gas dust removal and purification device comprises a filter box 1, a gas filtering mechanism 2 and a wastewater filtering mechanism 8, wherein a mounting hole is formed in the outer wall of one side of the filter box 1, an air inlet pipe is sleeved in the mounting hole, one end of the air inlet pipe is sleeved in an air outlet of the gas filtering mechanism 2, the gas filtering mechanism 2 comprises a box body 10, a mesh partition plate welded on the inner wall of one side of the box body 10, a first filter screen 11, a second filter screen 12, a corona electrode 13 and a dust collection drawer 15 which is connected to the inner wall of the bottom of the box body 10 in a sliding manner, a filter plate 6 and a V-shaped partition plate 7 are welded on the inner wall of one side of the box body 10 in sequence along the vertical direction, the V-shaped partition plate 7 and the outer wall of the bottom of the filter box 1 are both provided with a drain hole, a check valve 3, the wastewater filtering mechanism 8 comprises a shell 16, a filtering plate 17 and an adsorption layer 18 which are sequentially welded on the inner walls of the two sides of the shell 16 along the horizontal direction, a flow guide pipe 19 sleeved at the water outlet of the wastewater filtering mechanism 8, a water pump 9 sleeved at one section of the flow guide pipe 19 and a connecting pipe sleeved at the water outlet of the water pump 9, wherein the top of the inner wall of one side of the filtering box 1 is provided with an exhaust hole which is sleeved with an exhaust pipe;

the top parts of the inner walls at two sides of the filter box are welded with guide pipes 4 which are distributed equidistantly, one end of each guide pipe 4 is sleeved at one end of the connecting pipe which is far away from the water pump 9, the bottom of each guide pipe 4 is provided with water spray holes which are distributed equidistantly, the water spray holes are sleeved with the atomizer 5, the filter plate 17 is made of PP cotton, the adsorption layer 18 is made of activated carbon, the water pump 9 and the corona electrode 13 are connected with a switch which is fixed on the outer wall at one side of the filter box 1 through leads, the switch is connected with a power cord through leads, the air inlet pipe is positioned between the filter plate 6 and the V-shaped partition plate 7, the mesh diameter of the filter plate 6 is 5mm-10mm, the outer wall at one side of the dust collection drawer 15 is welded with a handle, the outer wall of the handle is sleeved with an anti-skid sleeve, the welding of box 10 bottom has the A-frame, and the outer wall of A-frame one side welds in the outer wall of 1 one side of rose box, the welding of corona electrode 13 outer wall has collection dirt electrode 14 that the equidistance distributes along the circumferencial direction, and corona electrode 13 is located collection dirt drawer 15 top, the mesh diameter of first filter screen 11 is greater than the mesh diameter of second filter screen 12, and the mesh diameter of second filter screen 12 is 1mm-3 mm.

The working principle is as follows: the gas is conveyed to the gas filtering mechanism 2 through a pipeline, the gas is preliminarily filtered through a first filter screen 11 and a second filter screen 12 inside the gas filtering mechanism 2 to block larger impurities, fine impurities in the gas are adsorbed to a dust collecting electrode 14 to be collected through the operation of a corona electrode 13, and when the device stops operating, the impurities can be collected into a dust collecting drawer 15 through a mesh division plate to facilitate collection and cleaning, the filtered gas enters the filter box 1, fog-shaped spray is sprayed out through the atomizing nozzle 5 to reduce dust of residual impurities in the gas, water with the impurities after the dust reduction is collected through the filter plate 6 and the V-shaped division plate 7, waste water can be discharged by opening the check valve 3, the capacity of the impurities can be greatly improved through multiple filtering, a fan is not needed to blow water fog, and the phenomenon of gas backflow which can be generated is avoided, water after the dust fall is discharged through pipeline and check valve 3 and is delivered to waste water filter mechanism 8, PP cotton material texture filter 17 through waste water filter mechanism 8 inner wall filters waste water with the adsorbed layer 18 of active carbon material, the clean water after the filtration passes through honeycomb duct 19 and water pump 9's function and carries water to the stand pipe 4 in, atomizer 5 through the installation of stand pipe 4 bottom continues to carry out the dust fall, realize the hydrologic cycle, the loss that can the greatly reduced water resource, make resource recycle, the energy saving of improving device, avoid influencing the environment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A biomass gas dedusting and purifying device comprises a filter box (1), a gas filtering mechanism (2) and a wastewater filtering mechanism (8), and is characterized in that a mounting hole is formed in the outer wall of one side of the filter box (1), an air inlet pipe is sleeved in the mounting hole, one end of the air inlet pipe is sleeved on an exhaust port of the gas filtering mechanism (2), the gas filtering mechanism (2) comprises a box body (10), a mesh partition plate welded on the inner wall of one side of the box body (10), a first filter screen (11), a second filter screen (12), a corona electrode (13) and a dust collection drawer (15) connected with the inner wall of the bottom of the box body (10) in a sliding manner, a filter plate (6) and a V-shaped partition plate (7) are welded on the inner wall of one side of the box body (10) in sequence along the vertical direction, drain holes are formed in the outer walls of the bottoms of the V-shaped partition plate (7, and the wash port has cup jointed check valve (3) through the pipeline, check valve (3) one end has cup jointed in waste water filtering mechanism (8) water inlet through the pipeline, and waste water filtering mechanism (8) include shell (16), weld in filter (17) and adsorbed layer (18) of shell (16) both sides inner wall in proper order along the horizontal direction, cup joint in honeycomb duct (19) of waste water filtering mechanism (8) outlet, cup joint in honeycomb duct (19) one section water pump (9) and cup joint in the connecting pipe of water pump (9) outlet, the exhaust hole has been seted up at rose box (1) one side inner wall top, and the exhaust hole has cup jointed the blast pipe.

2. The biomass gas dust removal and purification equipment according to claim 1, wherein guide pipes (4) are welded on the tops of the inner walls of the two sides of the filter box and are distributed equidistantly, one end of each guide pipe (4) is sleeved on one end of the connecting pipe, which is far away from the water pump (9), water spray holes are formed in the bottom of each guide pipe (4) and are distributed equidistantly, atomizing nozzles (5) are sleeved on the water spray holes, the filter plate (17) is made of PP cotton, and the adsorption layer (18) is made of activated carbon.

3. The biomass gas dedusting and purifying equipment according to claim 1, wherein the water pump (9) and the corona electrode (13) are connected with a switch fixed on the outer wall of one side of the filter box (1) through wires, the switch is connected with a power line through wires, the air inlet pipe is positioned between the filter plate (6) and the V-shaped partition plate (7), the diameter of the meshes of the filter plate (6) is 5mm-10mm, the outer wall of one side of the dust collection drawer (15) is welded with a handle, and the outer wall of the handle is sleeved with an anti-slip sleeve.

4. The biomass gas dedusting and purifying device as claimed in claim 1, wherein the gas inlet of the gas filtering mechanism (2) is sleeved with a gas collecting pipe, and the gas collecting pipe and one end of the gas exhaust pipe are sleeved with a one-way valve (3).

5. The biomass gas dedusting and purifying equipment according to claim 1, wherein a triangular bracket is welded at the bottom of the box body (10), and the outer wall of one side of the triangular bracket is welded on the outer wall of one side of the filter box (1).

6. The biomass gas dedusting and purifying equipment according to claim 1, characterized in that dust collecting electrodes (14) are welded on the outer wall of the corona electrode (13) along the circumferential direction and are distributed at equal intervals, and the corona electrode (13) is positioned above the dust collecting drawer (15).

7. The biomass gas dust removal and purification equipment according to claim 1, wherein the mesh diameter of the first filter screen (11) is larger than that of the second filter screen (12), and the mesh diameter of the second filter screen (12) is 1mm-3 mm.