CN215782502U - Furfural production biomass boiler flue gas dust collector - Google Patents

Abstract

The utility model discloses a flue gas dust removal device of a furfural production biomass boiler, which comprises a water pump, an exhaust pipe, a collection frame, a water tank, a water pipe, a dust-settling pipe and a fan, wherein the dust-settling pipe is arranged at one end of the exhaust pipe, the water tank is connected to one end of the dust-settling pipe, the water pump is arranged on the inner wall of the lower end of the water tank, the water pipe is arranged at one end of the water pump, the fan is arranged above the exhaust pipe and penetrates through the dust-settling pipe, a connecting pipe is arranged at one end of the fan, a stroke opening is formed in one end of the water tank, the collection frame is arranged in the stroke opening, a filter plate is embedded in the collection frame, a screw hole is formed in one end of the collection frame and the water tank, an embedded groove is formed in the water tank, and an embedded block is arranged at one end of the collection frame. The utility model reduces dust for the device body through the spray head, the fan conveys gas, and the filter plate secondarily filters dust-reduced water and gas, so that the discharged gas reaches the standard and the environmental protection effect is better.

Description

Furfural production biomass boiler flue gas dust collector

Technical Field

The utility model relates to the technical field of flue gas dust removal, in particular to a flue gas dust removal device of a biomass boiler for furfural production.

Background

Furfural is an industrial chemical, an organic compound, a pure colorless liquid, can quickly turn yellow when exposed to air, and has special fragrance. Under the action of light, heat, air and inorganic acid, the color of the resin quickly turns into yellow brown, and the resin is resinified, and the resin is mainly used as an industrial solvent for preparing furfuryl alcohol, furoic acid, tetrahydrofuran, pyrrole, tetrahydropyrrole and the like.

The furfural production process mostly adopts a direct method, sulfuric acid is used as a catalyst, corncobs are mostly used as raw materials, and corn straws, cotton stalks, cotton seed hulls, bagasse and other crop wastes are also used in some cases. The furfural production biomass boiler is greatly different from the traditional coal-fired boiler. Two smoke discharging modes of the biomass boiler are provided, one mode is a three-pass boiler, and the other mode is a direct discharging mode.

Because the biomass fuel is light, biomass particles which are not fully combusted can be sucked into the bag-type dust remover by the boiler flue gas under the action of the draught fan, the smaller dust in the gas is light in weight and small in inertia, and the existing bag-type dust remover is difficult to filter and remove, so that the gas emission does not reach the standard, and the environment is polluted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust removal device for flue gas of a furfural production biomass boiler, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a biomass boiler flue gas dust collector is produced to furfural, includes water pump, blast pipe, collects frame, water tank, water pipe, dust fall pipe and fan, blast pipe one end is provided with the dust fall pipe, dust fall pipe one end is connected with the water tank, water tank lower extreme inner wall is provided with the water pump, water pump one end is provided with the water pipe, water pipe one end runs through the dust fall pipe, the blast pipe top is provided with the fan, fan one end is provided with the connecting pipe, the stroke mouth has been seted up to water tank one end, the inside screw that has all been seted up with the water tank of stroke mouth, collect the inside gomphosis groove of having seted up of frame one end, it is provided with the gomphosis piece to collect frame one end.

Preferably, the water pipe runs through dust fall pipe one end outer wall and is provided with the shower nozzle that the equidistance distributes.

Preferably, an air outlet is arranged at one end of the water tank.

Preferably, one end of the connecting pipe is connected with the dust falling pipe.

Preferably, a filter plate is embedded in the collecting frame.

Preferably, the outer wall of the stroke opening is provided with a sealing gasket, and a bolt is rotatably inserted into the screw hole.

Preferably, the fitting groove and the fitting block are fitted to each other.

Compared with the prior art, the utility model has the beneficial effects that: the utility model conveys filtered gas into the exhaust pipe through the matching of the exhaust pipe and the dust falling pipe, the exhaust pipe is matched with the connecting pipe through the fan, the fan conveys air pressure into the dust falling pipe through the connecting pipe, the gas in the dust falling pipe flows to the lower end of the dust falling pipe through the conveying of the air pressure, the water pump conveys water in the water tank into the water pipe through the matching of the water pipe and the spray head, the water pipe provides a water source for the spray head, the annular spray head sprays water mist to reduce dust in the gas, the water and the gas after dust falling flow into the water tank, the filter plate filters the water and the gas after dust falling through the matching of the filter plate and the collecting frame, the gas after secondary filtration flows out of the outside through the exhaust port, and the problem that harmful substances in the gas after the gas passes through the traditional filtering device are still too much and cannot meet the emission requirement is avoided, the gas is more effectively filtered, the dust removal effect is better, and the environmental protection effect is better.

Drawings

FIG. 1 is a main sectional structural view of the present invention;

FIG. 2 is a schematic top sectional view of the collecting frame of the present invention;

FIG. 3 is a schematic top cross-sectional view of a structural showerhead of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. an exhaust port; 2. a filter plate; 3. a water pump; 4. a collection frame; 5. a water tank; 6. a water pipe; 7. a dust settling pipe; 8. a spray head; 9. a connecting pipe; 10. a fan; 11. an exhaust pipe; 12. a fitting block; 13. a gasket; 14. a bolt; 15. a screw hole; 16. a travel port; 17. a fitting groove.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, an embodiment of the present invention includes: the utility model provides a furfural production biomass boiler flue gas dust collector, includes water pump 3, blast pipe 11, collects frame 4, water tank 5, water pipe 6, dust fall pipe 7 and fan 10, dust fall pipe 7 one end is provided with blast pipe 11, and traditional sack removes dust and discharges the external world through blast pipe 11 with the gas after filtering, and dust fall pipe 7 link up each other with blast pipe 11 and be in the same place, is the device to exhaust gas repurification, is used for simultaneously running through of dust fall equipment water pipe 6. 7 one end of dust fall pipe is connected with water tank 5, and water tank 5 is used for the required water source of storage dust fall.

The water pump 3 is arranged on the inner wall of the lower end of the water tank 5, as is well known to those skilled in the art, the water pump 3 is provided in the common sense, and all the water pumps belong to conventional means or common knowledge, and are not described herein any more, and the persons skilled in the art can select and match arbitrarily according to the needs or the convenience, and the water pump 3 is used for connecting the water pipe 6 and conveying dust-reducing water sources for the water pipe 6. Water pump 3 one end is provided with water pipe 6, and water pipe 6 runs through the connection that dust fall pipe 7 one end is used for shower nozzle 8. 6 one end of water pipe runs through dust fall pipe 7, makes 6 one end of water pipe be located inside dust fall pipe 7, makes 8 effectual gas that carry out the dust fall of shower nozzle, makes less not by the filterable dust of sack cleaner by water smoke degradation, and rivers after the degradation are gone into inside water tank 5.

Water pipe 6 runs through 7 one end outer walls of dust fall pipe and is provided with the shower nozzle 8 that the equidistance distributes, and the shower nozzle 8 that the equidistance distributes carries out the omnidirectional to the gas of dust fall 7 insides and sprays, and the dust fall effect is better. The blower 10 is disposed above the exhaust pipe 11, as is well known to those skilled in the art, the blower 10 is provided in the general knowledge, which all belong to conventional means or common general knowledge, and will not be described herein any more, and those skilled in the art can optionally select and match according to their needs or convenience, and the blower 10 selects a roots blower body, and continuously pressurizes the gas inside the dust settling pipe 7 through the connecting pipe 9, so that the gas longitudinally flows inside the dust settling pipe 7.

Fan 10 one end is provided with connecting pipe 9, and connecting pipe 9 is used for connecting dust fall pipe 7, and 9 one ends of connecting pipe are connected with dust fall pipe 7, and fan 10 carries out effectual pressurization to dust fall pipe 7 inside. One end of the water tank 5 is provided with an exhaust port 1, and the exhaust port 1 is used for exhausting gas after evolution. One end of the water tank 5 is provided with a stroke port 16, and the stroke port 16 is used for installing the collecting frame 4. The travel port 16 is internally provided with a collection frame 4, and the collection frame 4 is used for collecting the filtered dust. Collect 4 inside imbeds of frame and install filter 2, filter 2 adopts the activated carbon plate, to the effective filtration of gas and dust fall back water, the activated carbon plate uses for a long time and needs to be changed, carries out quadratic filtration evolution to gas, and gaseous evolution effect is better, makes the gas that discharges reach the standard, has improved the protection to the environment.

Screw holes 15 are formed in the inner portion of one end of the collecting frame 4 and the inner portion of the water tank 5, and the screw holes 15 are used for rotating and inserting bolts 14. The outer wall of the stroke opening 16 is provided with a sealing gasket 13, and the sealing gasket 13 is used for sealing a gap of the stroke opening 16 to prevent water and gas after dust fall from flowing out through the gap of the stroke opening 16. A bolt 14 is rotatably inserted in the screw hole 15, the bolt 14 is rotatably inserted in the screw hole 15 to fix the collecting frame 4 inserted in the water tank 5,

the water tank 5 is internally provided with an embedded groove 17, one end of the collecting frame 4 is provided with an embedded block 12, the embedded groove 17 and the embedded block 12 are embedded with each other, when the embedded block 12 at one end of the collecting frame 4 is embedded with the embedded groove 17, the outer wall of the collecting frame 4 is firmly attached to the inner wall of the water tank 5, one end of the collecting frame 4 is embedded with the water tank 5, and the collecting frame 4 is firmly fixed inside the water tank 5.

The working principle is as follows: in the practical application process, the bag-type dust remover conveys filtered gas into the dust-settling pipe 7 through the exhaust pipe 11, the fan 10 operates, the fan 10 blows air flow into the dust-settling pipe 7 from the top of the dust-settling pipe 7 through the connecting pipe 9, the water pump 3 operates, water for dust settling is conveyed to the spray head 8 through the water pipe 6, the spray head 8 sprays water mist to perform dust settling on the gas, the spray head 8 performs comprehensive dust settling on the flue gas in the dust-settling pipe 7, the gas enters the water tank 5 through the dust-settling pipe 7, the gas and the dust-settling water enter the lower end of the water tank 5 through the filter plate 2, the filter plate 2 filters the dust-settling water, particle pollutants are intercepted in the collecting frame 4, the filtered water is recycled and used as the spray head 8 for dust settling again, the reasonable utilization and environmental protection of resources are improved, the flue gas is discharged through the exhaust port 1 and is used for a long time, will collect frame 4 and take out and clear up inside, can change filter 2, effectively avoided the sack to remove dust and can not carry out effective filterable problem to gas, gas carries out secondary dust fall and filters, makes the gaseous harmful substance of exhaust significantly reduce, and the environment obtains more effective protection.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a biomass boiler flue gas dust collector is produced to furfural, includes water pump (3), blast pipe (11), collects frame (4), water tank (5), water pipe (6), dust fall pipe (7) and fan (10), its characterized in that: blast pipe (11) one end is provided with dust fall pipe (7), dust fall pipe (7) one end is connected with water tank (5), water tank (5) lower extreme inner wall is provided with water pump (3), water pump (3) one end is provided with water pipe (6), dust fall pipe (7) are run through to water pipe (6) one end, blast pipe (11) top is provided with fan (10), fan (10) one end is provided with connecting pipe (9), stroke mouth (16) have been seted up to water tank (5) one end, stroke mouth (16) inside is provided with collects frame (4), collect frame (4) one end inside and water tank (5) inside screw (15) have all been seted up, gomphosis groove (17) have been seted up to water tank (5) inside, it is provided with gomphosis piece (12) to collect frame (4) one end.

2. The flue gas dust removal device of the furfural production biomass boiler according to claim 1, characterized in that: the water pipe (6) penetrates through the outer wall of one end of the dust falling pipe (7) and is provided with spray heads (8) distributed at equal intervals.

3. The flue gas dust removal device of the furfural production biomass boiler according to claim 1, characterized in that: and an exhaust port (1) is arranged at one end of the water tank (5).

4. The flue gas dust removal device of the furfural production biomass boiler according to claim 1, characterized in that: one end of the connecting pipe (9) is connected with the dust settling pipe (7).

5. The flue gas dust removal device of the furfural production biomass boiler according to claim 1, characterized in that: the filter plate (2) is embedded in the collecting frame (4).

6. The flue gas dust removal device of the furfural production biomass boiler according to claim 1, characterized in that: the outer wall of the stroke opening (16) is provided with a sealing gasket (13), and a bolt (14) is rotatably inserted in the screw hole (15).

7. The flue gas dust removal device of the furfural production biomass boiler according to claim 1, characterized in that: the tabling groove (17) and the tabling block (12) are tabled with each other.

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