CN208244274U - A kind of modularization demisting dedirt eliminating white smoke equipment - Google Patents

Abstract

The utility model discloses a kind of modularization demisting dedirt eliminating white smoke equipment, belong to separation technology field, removing means is installed in its shell, be characterized in that: removing means is formed by more than two cleaning modules are transversely arranged, cleaning module includes cylinder, and eddy flow mechanism is arranged in cylinder, and the interior fixing body of eddy flow mechanism has cross wall, muti-piece spiral board is circumferentially distributed along interior fixing body, and the inner end of spiral board is connected on interior fixing body, fixes connection between outer end and the inner wall of cylinder relatively.The interior fixing body of eddy flow mechanism has cross wall in this equipment, reduce the effective sectional area of flowing lumen in cylinder, enhance the velocity of liquid assets of gas, bigger centrifugal force is generated in the spiral board by being obliquely installed, tiny droplet, the white cigarette dissolved with compound and dust are got rid of to the inner wall to cylinder, liquid film is formed, micronic dust is captured and adhere to, improves clean-up effect.Suitable for power plant, chemical plant, the desulfurizing tower of steel mill, denitrating tower or flue end, realize demisting dedirt and eliminating white smoke.

Description

A kind of modularization demisting dedirt eliminating white smoke equipment

Technical field

The utility model belongs to separation technology field, and in particular to a kind of modularization demisting dedirt eliminating white smoke equipment.

Background technique

With the rapid development of industry, atmosphere pollution is got worse.Power industry by cost due to being restricted, at present mostly Based on coal generating set, contain a large amount of flue dust, sulfide and nitrogen oxides etc. in the flue gas of coal generating set discharge Pollutant becomes heavy polluter.Also there is pollutant in the exhaust gas of other industry discharges.Haze weather is caused to increase, or even acid Rain affects the normal life of people.

For this purpose, national each department puts into effect a variety of policies in succession, the emission request of gas is improved.National Development and Reform Committee, Chinese Ministry of Environmental Protection, Bureau of Energy once dispatched a joint document " coal electricity energy-saving and emission-reduction lifting and transformation action plan (2014-2020) " in September, 2014, it is desirable that The Air Pollutant Emission concentration of eastern region Thermal generation unit basically reaches the emission limit of gas turbine group.For this " action plan ", domestic thermoelectricity group propose slogans such as " ultra-clean discharges, near-zero release, green power generation ", vigorously implement environmental protection Transformation is striven controlling Pollutant emission concentration to bottom line.

It is main to implement wet type desulfurizing dedusting technology in transformation process, mainly installed in desulfurizing tower spray equipment, Bundled tube dust-extraction unit, rotational flow dust-removing equipment complete improvement to flue gas and absorb to recycle, and improve to a certain extent The discharge quality of flue gas.But due to using a large amount of water as solvent in dust removal process, will be inevitably generated a large amount of Steam, so that " mist " that is 10 ~ 60um containing partial size in discharge gas, is somebody's turn to do " mist " and not only contains moisture, also dissolved with sulfide and nitrogen Compound forms white cigarette, and carries minute dusts, still not clean enough.This just needs to increase demister.

Demister traditional at present is unable to reach dust minimum discharge requirement, although though wet electric precipitator can achieve and want Ask, but it is long there are the construction time, cost is high and maintenance and operating cost are high the problems such as, to constrain wet electric precipitator Using.

Summary of the invention

The technical problem to be solved by the utility model is to provide a kind of modularization demisting dedirt eliminating white smoke equipment, Neng Gou While demisting, eliminates white cigarette and improve dust removing effects.

In order to solve the above technical problems, the technical solution of the utility model is: design a kind of modularization demisting dedirt disappear it is white Cigarette equipment, including shell, shell is interior to install removing means, it is characterised in that: the removing means is by more than two purification moulds Block is transversely arranged to be formed, and the cleaning module includes cylinder, is arranged eddy flow mechanism in cylinder, eddy flow mechanism include interior fixing body and The spiral board being obliquely installed, interior fixing body have cross wall, and muti-piece spiral board is circumferentially distributed along interior fixing body, the inner end of spiral board It is connected on interior fixing body, relatively fixed connection between outer end and the inner wall of cylinder.

Preferably, two layers or more of the removing means that setting is distributed up and down in the shell.

Preferably, web plate is set in the shell, and removing means is placed on web plate.

Preferably, the upper and lower side mounting flange of the cylinder, flange use close paving graphic structure, and the adjacent both sides of flange are adopted With upper and lower mismatch structure, overlapped between adjacent cleaning module by the mismatch of flange.

Preferably, accelerator is additionally provided in the cylinder, accelerator is located at below spiral board.

Preferably, the accelerator is middle part in the tube body for inwardly collapsing shape, the upper and lower side connector drum of tube body.

Preferably, vertically arranged collecting tank, the side wall and cylinder of collecting tank inlet side are offered on the inner wall of the cylinder Rounding off between internal wall, the quantity of collecting tank are two or more, and two or more collecting tanks are uniformly distributed along the circumferential direction of cylinder.

Preferably, also set up air deflector in the cylinder, air deflector is located at the lower end of interior fixing body, air deflector upper end it is outer Wall is mutually connected with the outer wall of interior fixing body.

Preferably, the eddy flow mechanism further includes outer fixing body, the outer end of the inner wall connection spiral board of outer fixing body, outer Wall connector drum offers through-hole on the side wall of outer fixing body.

Preferably, the cylinder is divided into the upper shell and lower shell set gradually up and down, and eddy flow mechanism is installed on upper shell With the junction of lower shell.

Compared with prior art, the utility model has the beneficial effects that

1, since the interior fixing body in eddy flow mechanism has cross wall, the effective sectional area of flowing lumen in cylinder is reduced, is increased The velocity of liquid assets of strong gas generates bigger centrifugal force in the spiral board by being obliquely installed, by tiny droplet, is dissolved with The white cigarette and dust of compound get rid of the inner wall to cylinder, form liquid film, capture and adhere to micronic dust, thus while demisting, Also it eliminates desulfurized dust collection column and fails the minute dusts removed and white cigarette, to improve clean-up effect.

2, since two layers or more of removing means being distributed up and down being arranged in shell, the demisting that two-stage or more may be implemented is de- Dirt and eliminating white smoke further increase gas purification quality.

3, due to being provided with web plate in shell, the structure on web plate is placed on using removing means, enormously simplifies removing The mounting means that device is placed, is easily installed and dismantles, and improves working efficiency.

4, since flange uses close paving graphic structure, the seamless connection between adjacent cleaning module may be implemented, blocked gas The adjacent both sides in the not processed path of body, flange use upper and lower mismatch structure, so that can be close between adjacent cleaning module Securely connection, increases the integrated connection intensity of removing means.

5, since the accelerator being arranged in the cylinder below spiral board can accelerate the flow velocity of gas, gas is further increased Centrifugal force when spiral board is flowed through, demisting dedusting eliminating white smoke effect is improved.

6, since accelerator uses middle part in the pipe body shape structure for inwardly collapsing shape, structure is simple, only relies on physical structure The acceleration for achieving that gas eliminates the power consumption of other accelerators.

7, due to offering vertically arranged collecting tank, and the side wall and cylinder of collecting tank inlet side on the inner wall of cylinder Rounding off between inner wall is conducive on the one hand convenient for collecting the moisture and micronic dust formation hydrops that the liquid film on cylinder inboard wall captures Discharge；Another aspect gas forms the whirlwind upward along cylinder inboard wall spiral after spiral board, and the liquid collecting of evagination setting Slot is then the blind area of whirlwind, avoids whirlwind and dispels effect to hydrops, to guarantee demisting dedusting eliminating white smoke effect.

8, since the lower end setting air deflector of interior fixing body subtracts so that gas enters eddy flow mechanism along the outer wall of air deflector While the cross wall of small interior fixing body is to the barrier effect of gas, the flow direction of gas is constrained, to ensure that gas Into the effective quantity of eddy flow mechanism.

9, due to the outer end of the inner wall connection spiral board of outer fixing body, outer wall connector drum, it can be realized eddy flow mechanism Modularized production and assembling, convenient for the tilt angle of control quality, especially spiral board；In addition facilitate the side wall in outer fixing body On open up through-hole, through-hole is convenient for the collection of hydrops, and enters collecting tank by through-hole.

10, after cylinder adopts a split structure, the modularization of modularization demisting dedirt eliminating white smoke equipment has on the one hand been shown Assembling, convenient for controlling the quality in each portion；On the other hand it is conducive to increase eddy flow mechanism in the intracorporal fitting depth of cylinder, ensure that eddy flow The top of mechanism has enough cyclone spaces, and the multiple centrifuge separation of steam and micronic dust may be implemented, further increase demisting Dedusting eliminating white smoke effect.

11, the utility model uses modular construction, is conducive to assembling and the control of each portion's quality, is existed using powerful centrifugal force Dust removing effects are improved while demisting, convenient in industry promoting and applying.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is A-A cross-sectional view in Fig. 1；

Fig. 3 is B-B cross-sectional view in Fig. 2；

Fig. 4 is the schematic perspective view of cleaning module；

Fig. 5 is the C direction view of Fig. 4；

Fig. 6 is D-D cross-sectional view in Fig. 5；

Fig. 7 is E-E cross-sectional view in Fig. 6；

Fig. 8 is the enlarged view of local I in Fig. 7.

Marked in the figure: 1, shell；2, web plate；3, cleaning module；31, upper shell；32, lower shell；33, eddy flow mechanism； 331, outer fixing body；332, spiral board；333, interior fixing body；334, mounting hole；335, cross wall；336, through-hole；34, collecting tank； 35, air deflector；36, accelerator；37, flange.

Specific embodiment

The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.

When the utility model is in use state, one end far from ground is defined as upper end, correspondingly close to ground One end is defined as lower end；Short transverse is defined as vertically, width direction to be correspondingly defined as transverse direction；It will be close to cylinder simultaneously The side of axis is defined as inside, and the side that correspondingly will be far from axis is defined as outside.

As shown in Figure 1, Figure 2 and Figure 3, web plate 2 is arranged in the utility model in shell 1, installs removing means on web plate 2, Removing means is formed by connecting by more than two cleaning modules 3 are transversely arranged.As shown in Figure 4, Figure 5 and Figure 6, in cleaning module 3 Setting includes cylinder, the upper and lower side mounting flange 37 of cylinder, and flange 37 uses close paving graphic body structure, and the adjacent both sides of flange 37 are adopted With upper and lower mismatch structure, removing means is connected by the mismatch overlap joint of flange 37 between adjacent cleaning module 3.Cleaning module 3 Cylinder be divided into the upper shell 31 and lower shell 32 that internal diameter is identical and sets gradually up and down, the connection of upper shell 31 and lower shell 32 Eddy flow mechanism 33 is installed at place, and interior fixing body 333, outer fixing body 331 and the spiral board being obliquely installed are arranged in eddy flow mechanism 33 332, interior fixing body 333 have cross wall 335, muti-piece spiral board 332 is circumferentially distributed along interior fixing body 333, spiral board 332 it is interior End is connected on interior fixing body 333, outer end is connected on outer fixing body 331, offers through-hole on the side wall of outer fixing body 331 336.Accelerator 36 is set in lower shell 32, and accelerator 36 is middle part in the tube body for inwardly collapsing shape, and the upper and lower side of tube body connects Connect cylinder body.

For guarantee moisture and micronic dust effective collection, as shown in fig. 7, being opened up on the inner wall of upper shell 31 and lower shell 32 There is vertically arranged collecting tank 34, in assembling, the collecting tank 34 of upper shell 31 is aligned with the collecting tank 34 of lower shell 32, liquid collecting The quantity of slot 34 is two or more, and two or more collecting tanks 34 are uniformly distributed along the circumferential direction of cylinder, as shown in figure 8, collecting tank Rounding off between the side wall and cylinder inboard wall of 34 inlet sides.

For the flow direction for controlling gas, guarantee that gas enters the effective quantity of eddy flow mechanism 33, under interior fixing body 333 End is provided with air deflector 35, and air deflector 35 uses up big and down small conic tube, guides gas using the outer wall construction of conic tube Flow direction, the outer wall of 35 upper end of air deflector are mutually connected with the outer wall of interior fixing body 333.

For the cleaning convenient for modularization demisting dedirt eliminating white smoke equipment, opened up on the cross wall 335 of interior fixing body 333 clear The clean mounting hole 334 with water pipe, this mounting hole 334 are connected with the lower end of air deflector 35.

The course of work of the utility model is as follows:

Gas enters this modularization demisting dedirt eliminating white smoke equipment from the lower end of shell 1 under the action of blower, passes through net Plate 2 enters the lower shell 32 of each cleaning module 3 of transversely arranged setting.In cleaning module 3, after the acceleration of accelerator 36, Enter eddy flow mechanism 33 along the outer wall of air deflector 35, under the action of spiral board 332, be forced to change flow direction, form whirlwind, Water mist, the white cigarette dissolved with compound and micronic dust are thrown toward the inner wall of upper shell 31 under the influence of centrifugal force, and water mist is crashed to pieces, Liquid film is formed on the inner wall of upper shell 31, liquid film adheres to micronic dust simultaneously, and mixes the compound in white cigarette, in the work of whirlwind The round and smooth hydrops for smoothly entering collecting tank 34, gradually forming in collecting tank 34 under trickles downwards simultaneously under the effect of gravity Discharge.Whirlwind rises in the shape of a spiral in upper shell 31, gives water mist and micronic dust is adequately centrifugated the time, makes its removal more Add thoroughly, finally the air clean from the discharge of the upper end of upper shell 31.

Demand can also be purified, two layers or more of removing means is set in shell 1, and the inclination angle of upper layer spiral board is less than The gas at the inclination angle of lower layer's spiral board, removing means discharge below is again introduced into removing means above, carries out above-mentioned net Change process realizes that the two-stage of gas or more purifies, so that the gas of discharge is cleaner.

The equipment can be adapted for power plant, chemical plant, the desulfurizing tower of steel mill, denitrating tower or flue end, realization removes Mist dedirt and eliminating white smoke, specific material can select metal material or nonmetallic materials according to applying working condition, both improve production The applicability of product, and the loss of material is reduced, the inclination angle of spiral board can also be adjusted according to applying working condition, meet it not With the depuration quality requirement of environment.

The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent The equivalent embodiment of variation.But it is all without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real Matter any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the guarantor of technical solutions of the utility model Protect range.

Claims (10)

1. a kind of modularization demisting dedirt eliminating white smoke equipment, including shell, shell is interior to install removing means, it is characterised in that: institute It states removing means to be formed by more than two cleaning modules are transversely arranged, the cleaning module includes cylinder, setting rotation in cylinder Mechanism is flowed, eddy flow mechanism includes interior fixing body and the spiral board that is obliquely installed, and interior fixing body has cross wall, and muti-piece spiral board is in Fixing body it is circumferentially distributed, the inner end of spiral board is connected on interior fixing body, relatively fixed connection between outer end and the inner wall of cylinder.

2. modularization demisting dedirt eliminating white smoke equipment according to claim 1, it is characterised in that: in the shell in setting Two layers or more of removing means of lower distribution.

3. modularization demisting dedirt eliminating white smoke equipment according to claim 2, it is characterised in that: net is arranged in the shell Plate, removing means are placed on web plate.

4. modularization demisting dedirt eliminating white smoke equipment according to claim 3, it is characterised in that: the upper and lower side of the cylinder Mounting flange, flange use close paving graphic body structure, the adjacent both sides of flange using upper and lower mismatch structure, adjacent cleaning module it Between overlapped by the mismatch of flange.

5. modularization demisting dedirt eliminating white smoke equipment according to any one of claims 1 to 4, it is characterised in that: the cylinder It is inside additionally provided with accelerator, accelerator is located at below spiral board.

6. modularization demisting dedirt eliminating white smoke equipment according to claim 5, it is characterised in that: the accelerator is middle part In the inside tube body for collapsing shape, the upper and lower side connector drum of tube body.

7. modularization demisting dedirt eliminating white smoke equipment according to claim 6, it is characterised in that: on the inner wall of the cylinder Vertically arranged collecting tank, rounding off between the side wall and cylinder inboard wall of collecting tank inlet side are offered, the quantity of collecting tank is Two or more, two or more collecting tanks are uniformly distributed along the circumferential direction of cylinder.

8. modularization demisting dedirt eliminating white smoke equipment according to any one of claims 1 to 4, it is characterised in that: the cylinder Air deflector is inside also set up, air deflector is located at the lower end of interior fixing body, and the outer wall of air deflector upper end and the outer wall of interior fixing body are mutually held in the mouth It connects.

9. modularization demisting dedirt eliminating white smoke equipment according to claim 8, it is characterised in that: the eddy flow mechanism is also wrapped Outer fixing body is included, the inner wall of outer fixing body connects the outer end of spiral board, outer wall connector drum, offers on the side wall of outer fixing body Through-hole.

10. modularization demisting dedirt eliminating white smoke equipment according to claim 9, it is characterised in that: the cylinder is divided into Under the upper shell and lower shell that set gradually, eddy flow mechanism is installed on the junction of upper shell and lower shell.