CN2235071Y

CN2235071Y - Whole-closing multitube cyclone self-running purifier for smoke or fume

Info

Publication number: CN2235071Y
Application number: CN 95208062
Authority: CN
Inventors: 金力
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-04-16
Filing date: 1995-04-16
Publication date: 1996-09-11
Anticipated expiration: 2005-04-16

Abstract

The utility model relates to a whole-closing multitube cyclone self-running purifier for smoke or fume, which belongs to a wet type dust filtering purification device. The whole-closing multitube cyclone self-running purifier for smoke or fume is used for eliminating harmful gases such as smoke, SO[2], NO[X], etc., in industrial boilers, and can effectively prevent the secondary pollution of contaminated water. The utility model is additionally provided with the wet type dust filtering purification structure of a self water feeding dosing tank, a vertical impulse smoke channel, a smoke activating chamber, etc., under the base of multi-tube filters. The utility model purifies the smoke (the efficiency can reach 99%), and can remove the SO[2] in the smoke by adding Ca (OH) [2] in water. The utility model is additionally provided with a circular centrifuge tube, opening and closing valves, a pollution depth controller, a settling basin, etc., for trapping dust particles and the deposits of the harmful gases, makes the deposits dewater, and avoids the secondary pollution of the contaminated water.

Description

Totally-enclosed multi-cyclone auto-excitation type flue gas cleaner

The utility model relates to a kind of environmental protection equipment, is that a kind of Industrial Boiler that is used for is eliminated flue dust, SO ₂Also can effectively prevent the multi-function boiler flue gas cleaner of sewage secondary pollution Deng pernicious gas.

At present, the deduster of domestic boiler adapted major part is cyclone dust collectors, multi-tube dust cleaner, and they all can not purify the SO in the flue gas ₂, NO _XDeng pernicious gas.Though electrostatic precipitator, pulsaire collector efficiency of dust collection are than higher, cost is too high, and power consumption, power consumption can not purify the pernicious gas in the flue gas greatly equally.Though water dust scrubber, venturi type deduster energy purifying harmful gas are discharged a large amount of subacidity waste water and are caused secondary pollution, also have big, the shortcomings such as cost is high, operating maintenance inconvenience of floor space simultaneously.

The purpose of this utility model just provides that a kind of volume is little, cost is low, purification efficiency is high, water consumption is few, power consumption less, the novel structure of pollution-free, collection smoke abatement and dust control, desulfurization, dehydration a tractor serves several purposes, handsome in appearance, floor space is little, uses is easy to maintenance, the multifunctional fume purifier of suitable China's actual conditions.

The technical solution of the utility model is that totally-enclosed multi-cyclone auto-excitation type flue gas cleaner is that multi-cyclone and two kinds of gas cleaning principles of wet type self-excitation are concentrated in the clarifier integral body, its concrete scheme is the self water feeding dosing tank by outlet cone, outlet cone base plate, square cavity, square cavity bottom or two taper ponds, taper pond one side, the circular sediment tube of bottom, taper pond, the start or stop valve and the sludge deep detector at circular sediment tube middle part, the sedimentation basin of circular immersed tube bottom constitutes.Wherein sedimentation basin top is bullet, and the bottom is a square cavity, and the bottom is sealed with steel plate.In one side, sedimentation basin square cavity bottom, establish mud and wash in a pan door clearly.

The technical solution of the utility model also comprises: in outlet cone floor below, 2-20 cast iron or steel whirlwind are housed.Each whirlwind is made up of air inlet, whirlwind tube, exhaust core pipe.The sub-air inlet of each whirlwind communicates with flue respectively.Flue one end communicates with the mouth that advances of square cavity one side, other end sealing.On the sub-exhaust core pipe of every row whirlwind top, establish a cuboid plenum chamber.Each exhaust core pipe top links to each other with the plenum chamber base plate respectively, has the hole in the relevant position of base plate.Plenum chamber top links to each other sealing all around with outlet cone base plate.In the plenum chamber outside, establish trapezoidal horizontal flue, flue top links to each other with outlet cone base plate.The plenum chamber outer panel links to each other with the horizontal flue mouth, and the relevant position has the hole.In the outside of row whirlwind, perpendicular with trapezoidal horizontal flue, establish vertical clapboard.Vertical clapboard top links to each other with outlet cone base plate, and both sides link to each other with clarifier square cavity and taper pond, and the following 30-40CM of pond water surface place is stretched in the bottom, constitutes auto-excitation type gas cleaning chamber with corresponding clarifier square cavity.Vertical clapboard links to each other with the horizontal flue mouth is vertical, and corresponding site has the hole.At the indoor two vertical parallel steel plates of establishing of auto-excitation type gas cleaning.Parallel steel plate with the clarifier square cavity, vertical clapboard is vertical links to each other, and constitutes vertical impulse flue jointly with them.Impulse flue top links to each other with outlet cone base plate, and communicates with the horizontal flue mouth on vertical clapboard top.In the bottom of impulse flue, establish tiger shape flue gas and intensify the chamber.Intensifying the chamber is made of upper cavity and lower chamber.Upper cavity and lower chamber are to be made by cast iron or steel plate, and inner surface is coated with one deck antiseptic wearable coat.Upper cavity and lower chamber are fixedly linked with clarifier square cavity and vertical clapboard respectively.Respectively intensifying the chamber upper cavity links to each other with vertical parallel steel plate bottom respectively.In the indoor both sides of auto-excitation type gas cleaning, establish cat ladder shape water fender, water fender links to each other with clarifier square cavity and vertical clapboard are vertical.

Below in conjunction with accompanying drawing the utility model is described further.

Fig. 1 is the utility model multi-tube dusting, taper pond, sedimentation basin structural representation

Fig. 2 is that the utility model whirlwind is arranged vertical view

Fig. 3 is the utility model auto-excitation type gas cleaning cell structure schematic diagram.

The utility model is by bracing frame [10] formation of the sedimentation basin [9] of the start or stop valve [7] at the circular sediment tube [6] of the self water feeding dosing tank [5] of outlet cone [1], outlet cone base plate [2], square cavity [3], square cavity [3] bottom or two taper ponds [4], taper pond [4] one sides, bottom, taper pond [4], circular sediment tube [6] middle part and sludge deep detector [8], circular sediment tube bottom, bottom, taper pond.Wherein sedimentation basin [9] top is that bullet, bottom are that square cavity, bottom are sealed with steel plate.Be provided with mud in square cavity one side and wash in a pan door [29] clearly.

When ash-laden gas by after advancing mouth [11] and entering flue [12], enter respectively in the sub-air inlet of each whirlwind [14], in whirlwind tube [15], produce rotation then, the part dust is separated under centrifugal force, gravity effect and fall into taper pond [4], fall into the dehydration of sedimentation basin [9] precipitation again by sediment tube [6] start or stop valve [7].The flue gas that part is taken off behind the dirt enters plenum chamber [17] by the exhaust core pipe [16] in each whirlwind [13], in plenum chamber [17], concentrate and enter horizontal flue [18], enter vertical impulse flue [22] by horizontal flue [18] again, flue gas is with the high speed impulse water surface of 18-35M/S, and some grit enters in the water and is removed again.Because flue gas high speed impact level forms water smoke between upper cavity that intensifies chamber [23] [24] and lower chamber [25], the grit that is not removed is captured by the water smoke parcel, and cohesion becomes the water particle combination and is removed.SO in the flue gas ₂Then with the Ca (OH) that adds in advance in the entry ₂Reaction generates CaSO ₄And CaSO ₃And be removed.Take off gas behind the dirt through being fixed on the dehydration of repeatedly circling round of cat ladder water fender [26] on square cavity [3] and the vertical clapboard [19], enter outlet cone [1] by the outlet [27] on the outlet cone base plate [2] at last and enter chimney through escape pipe [28], air-introduced machine again, its efficiency of dust collection should be:

η＝η ₁＋η ₂*(1－η ₁)=90％＋90％(1－90％)＝99％

Wherein: η ₁Be multi-tube dusting efficient: 90%

η ₂Be the self-excitation efficiency of dust collection: 90%

By multi-cyclone [13] and impulse and intensify the grit that chamber [23] captures and add CaSO ₄And CaSO ₃Sediment is after sediment tube [6] falls into sedimentation basin [9].Through precipitation dehydration after a while, after surveying sedimentation basin [9] and be full of mud with sludge deep detector [8], close start or stop valve [7], clear artificial clear naughty mud of door [29] of washing in a pan of opening the sedimentation basin bottom gets final product.It is wet block that clear so naughty mud is, and be not the soup shape, stopped the sewage secondary pollution fully.

The utility model compared with prior art has following advantage:

1, the wet clarifying smoke technology of doing of multi-cyclone and two kinds of maturations of wet type self-excitation is combined into one whole In the body, efficiency of dust collection is up to 99%, and desulfurization degree is more than 80%.

2, mud deadweight sedimentation basin is set and does not need waste water disposal facility, reach not effluent, stop fully Secondary pollution has solved existing wet type desulfurizing dust collector a great problem.

3, the setting of cat ladder water fender has solved the another hang-up of air-introduced machine band water behind the wet scrubber.

4, easy to operate, need not to establish in addition power facility, also need not to set up excavation machinery, in the whole use, only need regularly carry out ash disposal.

5, compact conformation, volume is little, and floor space is little, and power consumption, water consumption is few.

Claims

1, a kind of by outlet cone [1], outlet cone base plate [2], square cavity [3], one or two taper ponds [4] of square cavity [3] bottom, taper pond [4] self water feeding dosing tank [5] first, the circular sediment tube [6] of bottom, taper pond [4], the start or stop valve [7] and the sludge deep probe [8] at circular sediment tube [6] middle part, the totally-enclosed multi-cyclone auto-excitation type flue gas cleaner that the sedimentation basin [9] of circular sediment tube [6] bottom and the bracing frame [10] of bottom, taper pond [4] constitute, wherein sedimentation basin [9] top is bullet, the bottom is a square cavity, the bottom is sealed with steel plate, be provided with mud in one side, square cavity bottom and wash in a pan door [29] clearly, it is characterized in that: in outlet cone base plate [2] below, 2-20 cast iron or steel whirlwind [13] are housed, and each whirlwind [13] is by air inlet [14], whirlwind tube [15], exhaust core pipe [16] is formed.Each whirlwind 13] air inlet [14] communicates with flue [12] respectively.Flue [12] one ends communicate with the mouth [11] that advances of square cavity [3] one sides, other end sealing.On exhaust core pipe [16] top of every row whirlwind [13], establish a cuboid plenum chamber [17], each exhaust core pipe [16] top links to each other with plenum chamber [17] base plate respectively, has the hole in the relevant position of base plate.Plenum chamber [17] top links to each other with outlet cone base plate [2], all around sealing.In plenum chamber [17] outside, establish trapezoidal horizontal flue [18], horizontal flue [18] top links to each other with outlet cone base plate [2].Plenum chamber [17] outer panel links to each other with horizontal flue [18] mouth, and the relevant position has the hole.The outside at row whirlwind [13], perpendicular with horizontal flue [18], if vertical clapboard [19], vertical clapboard [19] top links to each other with outlet cone base plate [2], both sides link to each other with clarifier square cavity [3] and taper pond [4], the following 30-40CM of pond water surface place is stretched in the bottom, constitutes auto-excitation type gas cleaning chamber [20] with corresponding clarifier square cavity [3].Vertical clapboard [19] and vertical linking to each other of horizontal flue [18], corresponding site has the hole.In auto-excitation type gas cleaning chamber [20], establish two vertical parallel steel plates [21], parallel steel plate [21] and clarifier square cavity [3], vertical linking to each other of vertical clapboard [19], and common constitute vertical impulse flue [22] with them.Impulse flue [22] top links to each other with outlet cone base plate [2], and communicates with horizontal flue [18] mouth on vertical clapboard [19] top.In impulse flue [22] bottom, establish tiger shape flue gas and intensify chamber [23].Intensify chamber [23] and be made of upper cavity [24] and lower chamber [25], upper cavity [24] and lower chamber [25] are fixedly linked with clarifier square cavity [3] and vertical clapboard [19] respectively.Respectively intensifying chamber [23] upper cavity [24] links to each other with vertical parallel steel plate [21] bottom respectively.Cat ladder shape water fender [26] is established in both sides in auto-excitation type gas cleaning chamber [20], water fender [26] and clarifier square cavity [3] and vertical linking to each other of vertical clapboard [19].

2,, it is characterized in that two kinds of gas cleaning principles of multi-cyclone and wet type self-excitation concentrate in the clarifier integral body according to the described totally-enclosed multi-cyclone auto-excitation type flue gas cleaner of claim 1.

3,, it is characterized in that whirlwind [13] is that cast iron or steel are made according to claim 1, described totally-enclosed multi-cyclone auto-excitation type flue gas cleaner.

4, according to the described totally-enclosed multi-cyclone auto-excitation type flue gas cleaner of claim 1, it is characterized in that at circular sediment tube [6] middle part, establish start or stop valve [7] and manual mud detector [8].

5, according to the described totally-enclosed multi-cyclone auto-excitation type flue gas cleaner of claim 1, it is characterized in that sedimentation basin [9] top is bullet, the bottom is a square cavity, and the bottom is sealed with steel plate.Establish mud in one side, square cavity bottom and wash in a pan door [29] clearly.

6, according to claim 1,2,4,5 described totally-enclosed multi-cyclone auto-excitation type flue gas cleaners, it is characterized in that clarifier square cavity [3] bottom can establish two taper ponds [4], circular sediment tube [6] is established in each bottom, taper pond [4], start or stop valve [7] and sludge deep detector [8] are established in circular sediment tube [6] middle part, sedimentation basin [9] is established in each circular sediment tube [6] bottom, and each taper pond [4] one side is established self water feeding dosing tank [5].

7, according to the described totally-enclosed multi-cyclone auto-excitation type flue gas cleaner of claim 1, it is characterized in that upper cavity [24] and lower chamber [25] that tiger shape flue gas intensifies chamber [23] they are that cast iron or steel plate are made, inner surface is coated with one deck antiseptic wearable coat.

8, according to the described totally-enclosed multi-cyclone auto-excitation type flue gas cleaner of claim 1, it is characterized in that cat ladder shape water fender [26] is established in both sides in auto-excitation type gas cleaning chamber [20], water fender [26] and clarifier square cavity [3] and vertical linking to each other of vertical clapboard [19].