CN216778259U

CN216778259U - Biomass boiler flue gas processing apparatus

Info

Publication number: CN216778259U
Application number: CN202220441939.1U
Authority: CN
Inventors: 张强; 张乐天
Original assignee: China Bluelink Jiangsu Engineering Co ltd
Current assignee: China Bluelink Jiangsu Engineering Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-06-21
Anticipated expiration: 2032-03-01

Abstract

The utility model provides a biomass boiler flue gas treatment device which comprises a filtering cylinder, a heat exchange box, a filtering box, a glass fiber high-temperature-resistant filtering screen plate, an active carbon purification screen plate, a stainless steel micro-pore filtering screen plate, a circular dispersion disc, a heat conducting air pipe and a sintering screen filter element.

Description

Biomass boiler flue gas processing apparatus

Technical Field

The utility model relates to a biomass boiler flue gas treatment device, and belongs to the technical field of biomass boiler flue gas treatment.

Background

The biomass boiler is a kind of boiler, and the boiler using biomass energy as fuel is called a biomass boiler and can be divided into a biomass steam boiler, a biomass hot water boiler, a biomass hot air furnace, a biomass heat-conducting oil furnace, a vertical biomass boiler, a horizontal biomass boiler and the like, wherein the fuel of the boiler is BMF fuel and takes agricultural residues as main fuel.

Biomass boiler can produce a large amount of flue gases in the use, just need use flue gas processing apparatus to handle exhaust flue gas this moment, but processing apparatus in the past structure is single, can not retrieve the heat of flue gas from the area and recycle, and current processing apparatus does not possess multistage filter capacity to inconvenient dismantlement is maintained, remains to improve in the aspect of the practicality, and a biomass boiler flue gas processing apparatus is urgently needed now to solve the above-mentioned problem that appears.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a biomass boiler flue gas treatment device to solve the problems in the background art, and the biomass boiler flue gas treatment device is reasonable in structure, good in filtering effect, convenient for recycling flue gas heat and strong in practicability.

In order to realize the purpose, the utility model is realized by the following technical scheme: a biomass boiler flue gas treatment device comprises a filtering cylinder body, an air inlet main pipe, a heat exchange box, a high-temperature fan, a filtering box, a glass fiber high-temperature-resistant filtering screen plate, an activated carbon purification screen plate, a stainless steel micro-porous filtering screen plate, an air inlet main pipe, a circular dispersion disc, a heat conducting gas pipe, a detachable box cover and a sintering net filter element, wherein the detachable box cover is installed on the upper end face of the heat exchange box, the air inlet main pipe is welded on the left side inside the heat exchange box, the filtering cylinder body is installed on the left end face of the air inlet main pipe, the sintering net filter element is embedded inside the filtering cylinder body, the air inlet main pipe is welded on the right side inside the heat exchange box, the circular dispersion disc is welded on the left end face of the air inlet main pipe, the heat conducting gas pipe is welded on the left end face of the circular dispersion disc, the high-temperature fan is connected on the right end face of the air inlet main pipe, the filtering box is connected with the filtering box, the glass fiber high-temperature-resistant filtering screen plate is installed on the left inside the filtering box, the right-hand activated carbon that installs of glass fiber high temperature resistant filter screen board purifies the otter board, the right-hand stainless steel micropore filter screen board that installs of activated carbon purification otter board.

Further, detachable box lid up end left side is provided with the ball valve of intaking, and the ball valve up end of intaking is linked together through heat preservation water pipe and external running water storage tank export, the terminal surface right side is provided with out the water ball valve under the heat transfer case, and goes out the water ball valve and be linked together through heat preservation water pipe and external hot water storage tank entry, the terminal surface is provided with heat-resisting silicon rubber sealing strip under the detachable box lid.

Furthermore, the circular dispersion impeller is welded with two groups of dispersion impeller specifications such as equal specifications, a plurality of groups of dispersion through holes are formed in the inner wall of the circular dispersion impeller specifications such as equal specifications, the dispersion through holes are communicated with the heat conduction air pipes, a plurality of groups of dispersion through holes are welded in the heat conduction air pipes specifications such as equal specifications, and the air inlet header pipe and the air passing header pipe are respectively communicated with the two groups of circular dispersion impellers.

Furthermore, the filtering cylinder is of a detachable structure, the left end face of the filtering cylinder is connected with an external biomass boiler flue gas discharge pipe, the left end face and the right end face of the filtering cylinder are symmetrically provided with heat-resistant silicon rubber sealing rings, and the high-temperature fan is connected with an external control panel through a lead.

Furthermore, a shielding eaves is welded on the right side of the upper end face of the filter box, the filter box body is communicated with an outlet of the high-temperature fan, and the air passing header pipe is communicated with an inlet of the high-temperature fan.

Furthermore, hexagonal fixing screws are symmetrically arranged on the upper side and the lower side and the front side and the rear side of the interior of the glass fiber high-temperature-resistant filter screen plate, the active carbon purification screen plate and the stainless steel micro-porous filter screen plate.

The utility model has the beneficial effects that: the utility model relates to a biomass boiler flue gas treatment device, which is characterized in that a heat exchange box, a high-temperature fan, a filter box, a glass fiber high-temperature resistant filter screen plate, an activated carbon purification screen plate, a stainless steel microporous filter screen plate, a circular dispersion disc, heat conduction air pipes and a sintering screen filter element are added, the high-temperature fan is electrified and rotated to generate suction force, flue gas in an external biomass boiler flue gas discharge pipe is sucked into a filter cylinder body, the sintering screen filter element filters the flue gas for one time, then the flue gas enters a corresponding group of circular dispersion discs through an air inlet main pipe, the corresponding circular dispersion discs divide the flue gas into a plurality of groups of heat conduction air pipes, at the moment, tap water in the heat exchange box is heated by the plurality of groups of heat conduction air pipes, so that waste heat in the flue gas is recycled, then the glass fiber high-temperature resistant filter screen plate filters the flue gas for the second time, then the activated carbon purification screen plate can carry out three times of filtration and purification on the flue gas, and finally the stainless steel micro-porous filtration screen plate can carry out four times of filtration and purification on the flue gas.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a biomass boiler flue gas treatment device of the present invention;

FIG. 2 is a front sectional view of a biomass boiler flue gas treatment device of the present invention;

FIG. 3 is a top sectional view of a biomass boiler flue gas treatment device of the present invention;

in the figure: 1-filtering cylinder, 2-air inlet main pipe, 3-heat exchange box, 31-water outlet ball valve, 4-high temperature fan, 5-filtering box, 51-shielding eave, 6-glass fiber high temperature resistant filtering screen plate, 7-activated carbon purifying screen plate, 8-stainless steel microporous filtering screen plate, 9-air passing main pipe, 10-circular dispersion disc, 11-heat conducting air pipe, 12-detachable box cover, 121-water inlet ball valve and 13-sintering screen filter element.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a biomass boiler flue gas treatment device comprises a filtering cylinder 1, an air inlet header pipe 2, a heat exchange box 3, a high-temperature fan 4, a filtering box 5, a glass fiber high-temperature-resistant filtering screen 6, an active carbon purification screen 7, a stainless steel microporous filtering screen 8, an air passing header pipe 9, a circular dispersion disc 10, a heat conducting air pipe 11, a detachable box cover 12 and a sintering net filter element 13, wherein the detachable box cover 12 is installed on the upper end face of the heat exchange box 3, the air inlet header pipe 2 is welded on the left side inside the heat exchange box 3, the filtering cylinder 1 is installed on the left end face of the air inlet header pipe 2, the sintering net filter element 13 is embedded inside the filtering cylinder 1, the air passing header pipe 9 is welded on the right side inside the heat exchange box 3, the circular dispersion disc 10 is welded on the left end face of the air passing header pipe 9, the heat conducting air pipe 11 is welded on the left end face of the circular dispersion disc 10, the high-temperature fan 4 is connected on the right end face of the air passing header pipe 9, the filtering box 5 is connected with the filtering box 5, the high temperature resistant filter screen board 6 of glass fiber is installed in the inside left side of rose box 5, and the right-hand active carbon that installs of the high temperature resistant filter screen board 6 of glass fiber purifies otter board 7, and the right-hand stainless steel microporous filter otter board 8 of installing of active carbon purification otter board 7 has been solved original flue gas processing apparatus and has not been possessed the heat recovery ability to the not good enough problem of filter effect in this design.

The left side of the upper end face of the detachable box cover 12 is provided with a water inlet ball valve 121, the upper end face of the water inlet ball valve 121 is communicated with an outlet of an external tap water storage tank through a heat preservation water pipe, the right side of the lower end face of the heat exchange box 3 is provided with a water outlet ball valve 31, the water outlet ball valve 31 is communicated with an inlet of an external hot water storage tank through the heat preservation water pipe, the lower end face of the detachable box cover 12 is provided with a heat-resistant silicon rubber sealing strip, the water inlet ball valve 121 facilitates workers to control the on-off of tap water flowing into the heat exchange box 3, the water outlet ball valve 31 facilitates the workers to control the on-off of tap water flowing out of the heat exchange box 3, and the heat-resistant silicon rubber sealing strip enables the sealing property between the detachable box cover 12 and the heat exchange box 3 to be better.

The specification welding such as circular dispersion impeller 10 has two sets ofly even, specifications such as circular dispersion impeller 10 inner wall have seted up multiunit dispersion through-hole, and dispersion through-hole and heat conduction trachea 11 are linked together, the specification welding such as heat conduction trachea 11 has the multiunit, inlet manifold 2 and air header 9 are linked together with two sets of circular dispersion impellers 10 respectively, dispersion through-hole conveniently shunts high temperature flue gas among the circular dispersion impeller 10 among the multiunit heat conduction trachea 11 to heat the running water on every side in the heat absorbs the flue gas in the multiunit heat conduction trachea 11.

Filter barrel 1 and be detachable construction, filter barrel 1 left end face is connected with external biomass boiler flue gas discharge pipe, filter barrel 1 left and right sides terminal surface symmetry and is provided with heat-resisting silicon rubber sealing washer, high temperature fan 4 is connected with external control panel through the wire, filter barrel 1 conveniently protects sintering net filter element 13, heat-resisting silicon rubber sealing washer makes and filters barrel 1 left and right sides terminal surface leakproofness better, and high temperature fan 4 conveniently sucks the flue gas in the external biomass boiler flue gas discharge pipe.

The right side of the upper end face of the filter box 5 is welded with a shielding eave 51, the body of the filter box 5 is communicated with an outlet of the high-temperature fan 4, the air passing main pipe 9 is communicated with an inlet of the high-temperature fan 4, the shielding eave 51 is convenient to shield the right end face of the filter box 5, external rainwater is prevented from directly permeating into the filter box 5, the glass fiber high-temperature resistant filter screen plate 6, hexagonal fixing screws are symmetrically arranged on the upper side and the lower side and the front side and the rear side of the inside of the activated carbon purification screen plate 7 and the stainless steel micro-pore filter screen plate 8, and the hexagonal fixing screws are convenient for workers to sequentially disassemble, assemble, maintain or replace the stainless steel micro-pore filter screen plate 8 and the activated carbon purification screen plate 7 and the glass fiber high-temperature resistant filter screen plate 6.

As an embodiment of the present invention: firstly, a worker starts the high-temperature fan 4 to enable the high-temperature fan 4 to be electrified and rotate to generate suction force, smoke in a smoke discharge pipe of an external biomass boiler is sucked, the smoke is sucked into the filtering cylinder 1, at the moment, the sintering net filter element 13 can filter the smoke for one time, meanwhile, the heat conduction air pipe 11 is prevented from being easily blocked, then the smoke enters a corresponding group of circular dispersion discs 10 through the air inlet main pipe 2, and the corresponding circular dispersion discs 10 can shunt the smoke to the group of heat conduction air pipes 11; meanwhile, the water inlet ball valve 121 and the water outlet ball valve 31 are respectively opened to enable external tap water to enter the heat exchange box 3, at the moment, the multiple groups of heat conduction air pipes 11 can heat the tap water in the heat exchange box 3, and the heated tap water flows into an external hot water storage tank to be used, so that waste heat in the flue gas is recycled; then flue gas can be sucked to another group of circular dispersion impeller 10 among the multiunit heat conduction trachea 11, concentrated water conservancy diversion is in to crossing gas manifold 9 immediately, be carried to rose box 5 in through high temperature fan 4 afterwards, glass fiber high temperature resistant filter screen board 6 can carry out the secondary filter to the flue gas this moment, then activated carbon purifies otter board 7 and can carry out the cubic filtration to the flue gas and purify, stainless steel microporous filter otter board 8 can carry out the quartic filtration to the flue gas at last, and the flue gas after being purified by quartic can be discharged to the right side outside, thereby avoid in the flue gas most dust and harmful gas directly to be discharged to the outside.

In the later stage use, the staff only need dismantle dismantled and assembled case lid 12, then alright with clearing up the maintenance to 3 insides of heat transfer case, and pull down with the help of external spanner and filter barrel 1 alright with dismantle the washing or change sintering net filter core 13, and pull down the hexagonal fixed screw with the help of external spanner, alright carry out the dismouting to stainless steel micro porous filter screen board 8, active carbon purification otter board 7 and glass fiber high temperature resistant filter screen board 6 in proper order and maintain or change.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a biomass boiler flue gas processing apparatus, is including filtering barrel, inlet manifold, heat transfer case, high temperature fan, rose box, the high temperature resistant filter screen board of glass fiber, active carbon purification otter board, stainless steel micro porous filter otter board, cross gas manifold, circular dispersion impeller, heat conduction trachea, dismantled and assembled case lid and sintering net filter core, its characterized in that: dismantled and assembled case lid is installed to heat transfer case up end, the inside left side welding of heat transfer case has inlet manifold, inlet manifold left end face installs the filter cylinder, the inside sintering net filter core that inlays of filter cylinder, the inside right side welding of heat transfer case has the air manifold, air manifold left end face welding even has circular dispersion impeller, circular dispersion impeller left end face welding has the heat conduction trachea, air manifold right-hand member face is connected with the high temperature fan, high temperature fan right-hand member face is connected with the rose box, the resistant high temperature filtration otter board of glass fiber is installed in the inside left side of rose box, the right-hand activated carbon that installs of the resistant high temperature filtration otter board of glass fiber purifies the otter board, the right-hand stainless steel micropore filtration otter board of installing of activated carbon purification otter board.

2. The biomass boiler flue gas treatment device according to claim 1, wherein: the detachable box cover is characterized in that a water inlet ball valve is arranged on the left side of the upper end face of the detachable box cover, the upper end face of the water inlet ball valve is communicated with an outlet of an external tap water storage tank through a heat preservation water pipe, a water outlet ball valve is arranged on the right side of the lower end face of the heat exchange box and communicated with an inlet of an external hot water storage tank through the heat preservation water pipe, and a heat-resistant silicon rubber sealing strip is arranged on the lower end face of the detachable box cover.

3. The biomass boiler flue gas treatment device according to claim 1, wherein: the utility model discloses a heat pipe, including circular dispersion impeller, air inlet manifold and air header, circular dispersion impeller, the specification such as circular dispersion impeller, and the air header has welded including the heat conduction trachea, the circular dispersion impeller, and the specification such as circular dispersion impeller inner wall has seted up multiunit dispersion through-hole, and the dispersion through-hole is linked together with the heat conduction trachea, the specification such as heat conduction trachea has the multiunit, air inlet manifold and air header are linked together with two sets of circular dispersion impellers respectively.

4. The biomass boiler flue gas treatment device according to claim 1, characterized in that: the filter cylinder is of a detachable structure, the left end face of the filter cylinder is connected with an external biomass boiler flue gas discharge pipe, the left end face and the right end face of the filter cylinder are symmetrically provided with heat-resistant silicon rubber sealing rings, and the high-temperature fan is connected with an external control panel through a lead.

5. The biomass boiler flue gas treatment device according to claim 1, wherein: the right side of the upper end face of the filter box is welded with a shielding eaves, the filter box body is communicated with an outlet of the high-temperature fan, and the air passing header pipe is communicated with an inlet of the high-temperature fan.

6. The biomass boiler flue gas treatment device according to claim 1, wherein: hexagonal fixing screws are symmetrically arranged on the upper side and the lower side and the front side and the rear side of the interior of the glass fiber high-temperature-resistant filter screen plate, the activated carbon purification screen plate and the stainless steel micro-porous filter screen plate.