CN102343194A

CN102343194A - Cylindrical flue gas deduster

Info

Publication number: CN102343194A
Application number: CN2011102982326A
Authority: CN
Inventors: 王德金
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-30
Filing date: 2011-09-30
Publication date: 2012-02-08

Abstract

The invention relates to a chimney flue gas deduster. The technical problem to be solved of the invention is to provide a deduster which has the characteristics of good dedusting effect, convenience for later maintenance, reasonable structure and durability. The technical scheme is that: the cylindrical flue gas deduster is characterized by comprising an inner sleeve, an outer sleeve, a flue, a water storing tank, a chimney and an atomizing pipe, wherein the inner sleeve and the outer sleeve are vertically and coaxially arranged; the flue is arranged between the inner sleeve and the outer sleeve, is formed by a spiral clapboard and goes upwards spirally; the water storing tank is communicated with the bottom of the flue; the chimney is sleeved at the top end of the outer sleeve and is communicated with the top end of the flue; the atomizing pipe is positioned at the top end of the flue and is used for spraying mist onto flue gas; the lower half part of the outer sleeve is provided with a flue gas inlet which is communicated with the lower end of the flue for introducing flue gas; the atomizing pipe is communicated with the water storing tank through a pipeline which is connected with a water pump; the spiral clapboard spirally rises and is fixed on the outer circumferential surface of the inner sleeve; and the distance between the outer edge of the spiral clapboard and the inner circumferential surface of the outer sleeve is kept at 2-8 millimeters.

Description

The cartridge type smoke duster

Technical field

The present invention relates to a kind of fume dust remover, specifically is a kind of deduster of chimney smoke.

Background technology

The capital equipment that is used for the oven dry of food and dry fruit at present is a hot-air stove.The heat energy source of this stove is mainly by burning coal or other fuel; These fuel contain a certain amount of black particle floating thing through high-temp combustion in the flue gas of generation; Flue gas is discharged chimney and is swum in the atmosphere, and surrounding air and animals and plants are made a big impact.Therefore, need on these coal combustion equipments, be equipped with dust arrester, remove the black suspension thing in the flue gas, with flue, the protection environment.

The operation principle of existing cleaner is the flue gas feeding Chi Shuizhong with chimney, and then discharges; Its principle is that the black particle floating thing is sticked in the water, reaches the purpose of removal.The cost of this kind equipment is high, dust removing effects is limited, and cleaning laying dust and later maintenance are inconvenient, is not suitable for the small-sized coal combustion equipment of hot-air stove and so on.

Summary of the invention

The objective of the invention is to overcome the deficiency in the above-mentioned background technology, a kind of improvement of smoke duster is provided, this deduster should have the characteristics of good dedusting effect, convenient later maintenance, and rational in infrastructure, durable in use.

The technical scheme that the present invention adopts is: the cartridge type smoke duster, it is characterized in that this deduster comprise vertical and coaxial setting inner sleeve and outer tube, flue, the tank that bottom aforementioned flue, communicates on the screw that is arranged between the internal and external casing and forms by helical baffle, be socketed in outer tube top and the chimney that communicates with the flue top and be positioned at the flue top sprays fog to flue gas injection spray pipe; The Lower Half of said outer tube is also opened system one and is passed to the mouth that advances of introducing flue gas mutually with the flue lower end; Said injection spray pipe also communicates with tank through the pipeline that is connected to water pump.

Said helical baffle spirality rises and is fixed on the outer circumference surface of inner sleeve.

The outer edge of said helical baffle and the inner peripheral surface of outer tube keep spacing 2-8mm.

Said tank is separated into a plurality of sedimentation basins that the top communicates successively by some dividing plates.

Said injection spray pipe communicates with water pump in a plurality of sedimentation basin middle distance outer tubes level Four sedimentation basin farthest through pipeline.

Operation principle of the present invention is: near the position flue top, the vaporific steam of injection spray pipe ejection is full of the space between helical baffle, inner sleeve and outer tube, and moistening internal and external casing tube wall and helical baffle wooden partition.Flue gas advances mouth by the pipeline input (direction is shown in arrow S1) that has blower fan; Upwards rise along the spirality flue; When rising to the flue top; Flue gas and vaporific steam mix; Black particle floating thing is wherein adhered to by steam; And, weight (trickles along helical baffle because of becoming greatly down trickling; And drop down simultaneously under the inner peripheral surface of the outer circumference surface of inner sleeve and outer tube carry out), the residue flue gas of removing behind the black particle floating thing is directly discharged (direction is shown in arrow S2) from chimney; The current that adhering to the black particle floating thing fall to get into tank, subsequently through progressively becoming (the particle floating thing is precipitated delay) clearly behind the multi stage precipitation, and are pressed into the injection spray pipe that pipeline is sent to the flue top by water pump and spray vaporific steam; Circulation so repeatedly, flue gas ash removal carries out continuously.

The invention has the beneficial effects as follows: owing to adopted spiral flue and vaporific steam adhered particles floating thing; Thereby the present invention has higher efficiency of dust collection; The Ex-all basically of black particle floating thing, the flue gas of discharging chimney becomes white or colourless, meets environmental protection requirement fully; The later maintenance of each sedimentation basin is also very convenient, just can clear up sediment as long as open Chi Gai; In addition, since simple in structure, easy to make, so cost is lower, help applying.

Description of drawings

Fig. 1 is a main TV structure sketch map of the present invention.

Fig. 2 is that A-A among Fig. 1 is to the structure for amplifying sketch map.

The specific embodiment

Below in conjunction with Figure of description, the present invention is described further.

Cartridge type smoke duster as shown in the figure, in this deduster, the vertical and coaxial setting of inner sleeve 3 and outer tube 6 (can confirm as required by the diameter of inner sleeve and outer tube; Recommending the diameter proportion of inner sleeve and outer tube is 1 ︰ 2).Fix the helical baffle 5 that a spirality rises on the outer circumference surface of inner sleeve, form the flue on the screw; Helical baffle is between internal and external casing, and the outer edge of helical baffle and the inner peripheral surface of outer tube keep certain spacing (recommendations spacing is 2-8mm), be beneficial to drop down under the current, and the easy accessibility of inner sleeve during cleaning; The spirality angle of elevation of helical baffle (angle of helical baffle surface and horizontal plane) can confirm that also the present invention is recommended as 15 degree to 30 degree according to demands of different.The chimney 9 that the top socket one of outer tube and flue top communicate (install be connected through ring flange 8) is used to discharge the flue gas after the dedusting.The top end face of inner sleeve is by sheet material sealing (welding of available metal plate is so that the inner chamber of inner sleeve forms the space that is isolated from the outside), and the top of inner sleeve and ring flange maintenance certain spacing, to keep the space of flue gas circulation.When needed, also can turn on the fixedly Luo silk of flange disc, unclamp the connector of injection spray pipe and inlet channel again, just can extract inner sleeve out and remove dirt.

The flue top is provided with an injection spray pipe 7 (can on inner sleeve, fix a support, be used for fixing injection spray pipe), and this injection spray pipe around a circle, is shaped on a plurality of openings spray orifice down on the whole circle injection spray pipe between internal and external casing, is used for the flue gas spray fog to flue; The pore size of spray orifice can be confirmed as required, can spray vaporific steam usually and get final product; Said injection spray pipe also communicates (water pump is installed in the pond usually) with tank 1 through the pipeline 10 that is connected to water pump, to obtain required water source.The Lower Half of said outer tube is also opened system one and is advanced mouth 2, and this enters mouth flue lower end and communicates; The flue gas that outside chimney produces, the air outlet of the smoking blower fan through the external world docks with advancing mouth 2, just flue gas can be introduced flue.

The bottom of this deduster also is provided with a tank 1 that communicates with the flue bottom, to collect all current that drop down down (the bottom end face sealing of inner sleeve is to stop the inner chamber that current get into inner sleeve); Said tank is separated into a plurality of sedimentation basins by some dividing plates 12; The top of each dividing plate all keeps certain spacing with Chi Ding, forms the top sedimentation basin that is arranged in order (can know among Fig. 1: the flow direction of current is one-level sedimentation basin 1-1, second-level settling pond 1-2, three grades of sedimentation basin 1-3, level Four sedimentation basin 1-4 successively) that communicates.Because the level Four sedimentation basin apart from outer tube farthest, the pond water is to comparatively cleaning; So the pipeline 10 that injection spray pipe passes through to be connected is connected and is installed in the water pump (water inlet of pipeline also needs suit one screen pack usually) in the level Four sedimentation basin 1-4, the current of extraction are as the usefulness of spray fog.Said tank also is furnished with active pool lid (conventional structure, view omits), so that the laying dust cleaning work in later stage.

Said inner sleeve, outer tube and helical baffle can adopt sheet metal to make, and recommend to adopt corrosion resistant plate.

Claims

1. cartridge type smoke duster, it is characterized in that this deduster comprise vertical and coaxial setting inner sleeve (3) and outer tube (6), flue, the tank (1) that communicates with aforementioned flue bottom on the screw that is arranged between the internal and external casing and forms by helical baffle (5), be socketed in the outer tube top and the chimney (9) that communicates with the flue top and be positioned at the injection spray pipe (7) of flue top to flue gas spray fog; What the Lower Half of said outer tube opened also that system one and flue lower end pass to the introducing flue gas mutually advances mouth (2); Said injection spray pipe also communicates with tank through the pipeline (10) that is connected to water pump.

2. cartridge type smoke duster according to claim 1 is characterized in that: said helical baffle (5) spirality rises and is fixed on the outer circumference surface of inner sleeve.

3. cartridge type smoke duster according to claim 2 is characterized in that: the inner peripheral surface of the outer edge of said helical baffle and outer tube (6) keeps spacing 2-8mm.

4. cartridge type smoke duster according to claim 3 is characterized in that: said tank is separated into a plurality of sedimentation basins that the top communicates successively by some dividing plates (12).

5. cartridge type smoke duster according to claim 4 is characterized in that: said injection spray pipe communicates with water pump in a plurality of sedimentation basin middle distance outer tubes level Four sedimentation basin (1-4) farthest through pipeline.