CN112657298A

CN112657298A - High-efficient spray column

Info

Publication number: CN112657298A
Application number: CN202011595653.0A
Authority: CN
Inventors: 褥星云; 张景杏; 赖鹏
Original assignee: Foshan Zhengzhou Environmental Protection Ventilation Equipment Co ltd
Current assignee: Foshan Zhengzhou Environmental Protection Ventilation Equipment Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-04-16
Anticipated expiration: 2040-12-29
Also published as: CN112657298B

Abstract

The invention discloses a high-efficiency spray tower, which belongs to the technical field of waste gas treatment and comprises a tower body, wherein a cyclone layer, a slow flow spray layer, an adsorption layer and a defogging layer are sequentially arranged in the tower body from bottom to top, the slow flow spray layer comprises a slow flow layer plate and a first spray coil pipe, the first spray coil pipe is positioned below the slow flow layer plate, the slow flow layer plate comprises a plurality of groups of slow flow plates and a plurality of groups of flow plates, gaps are reserved between adjacent slow flow plates, a plurality of groups of upper spray nozzles are arranged on the first spray coil pipe, the upper spray nozzles face the slow flow plates, after waste gas flows to the lower part of the slow flow plates, the waste gas is gathered and mutually fused below the buffer plates, the waste gas continuously flows upwards from the gaps between the buffer plates, the waste gas is divided to two sides under the action of the branch plates and is intersected with another waste gas, so that harmful substances can be uniformly distributed, after the upper spray nozzles are opened, and the waste gas is fully fused with the waste gas, neutralized or absorbs harmful substances in the waste gas, so that the effect of waste gas treatment is further improved.

Description

High-efficient spray column

Technical Field

The invention relates to the technical field of waste gas treatment, in particular to a high-efficiency spray tower.

Background

When waste gas flows in the tower body, the existing spray tower has the defects that harmful substances in the waste gas cannot be completely neutralized or absorbed due to the non-uniform flowing of the gas and the non-uniform atomization and distribution of spray solution of the spray device, so that the waste gas treatment cannot reach the standard. In the prior art, the common method for solving the problems is to increase the number of spraying layers and prolong the spraying time, so that the layer height of the spraying tower is increased, and the treatment cost is increased.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides a high-efficiency spray tower.

The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency spray tower comprises a tower body, wherein the bottom and the top of the tower body are respectively provided with an air inlet and an air outlet, a cyclone layer, a slow flow spray layer, an adsorption layer and a demisting layer are arranged in the tower body, and the cyclone layer, the slow flow spray layer, the adsorption layer and the demisting layer are sequentially arranged in the tower body from bottom to top;

the slow flow sprays the layer including slow flow plywood and first spray coil pipe, and first spray coil pipe is located slow flow plywood below, the slow flow plywood includes multiunit unhurried current board and multicomponent flows the board, and the flow distribution plate is located slow flow board top, the slow flow board is the ring form, and the cross section of slow flow board is the V-arrangement that falls, and multiunit unhurried current board from inside to outside coaxial center sets up to adjacent unhurried current inter-plate leaves the clearance, the flow distribution plate is the ring form, and the cross section of flow distribution plate is the V-arrangement, and multiunit flows the coaxial center setting from inside to outside of board to leave the clearance between adjacent flow distribution plate, the clearance of slow flow board each other and the mutual clearance of flow distribution plate mutually overlap each other on the projection of vertical direction, first spray coil pipe sets up in slow flow plywood below, is equipped with multiunit upper nozzle on the first spray coil pipe to upper nozzle.

Preferably, projections of the gaps between the lower ridges of the flow distribution plate and the baffle plate in the vertical direction overlap each other, and projections of the upper ridges of the baffle plate and the gaps between the flow distribution plate in the vertical direction overlap each other.

Preferably, the upper nozzles are annularly arrayed from inside to outside around the center of the first spraying coil pipe, and the upper nozzles are respectively positioned under the buffer plates.

Preferably, the height of the upward spray of the upper nozzle is not less than the height difference between the upper nozzle and the baffle plate.

Preferably, the efficient spray tower further comprises a second spray coil, the second spray coil is arranged below the first spray coil, a plurality of groups of lower nozzles are arranged on the second spray coil, and the lower nozzles face to the lower cyclone layer.

Preferably, the adsorption layer is filled with particle fillers, a third spraying coil is arranged above the adsorption layer, a plurality of groups of flushing nozzles are arranged on the third spraying coil, and the flushing nozzles face the adsorption layer below.

The invention has the beneficial effects that: the utility model discloses a gas turbine exhaust gas treatment device, including buffer plate, baffle, flow board, baffle, and the like, block through the buffer plate, make waste gas flow to the board below back of slowing down, gather in the buffer plate below, and the mutual integration, and then, upwards continue to flow from the clearance between the buffer plate, meet the flow board after, under the effect of flow board, to the reposition of redundant personnel board both sides reposition of redundant personnel, the waste gas that rises with another share meets, thereby make the enough evenly distributed of harmful substance in the waste gas, make the solution that sprays can fully neutralize or absorb the harmful substance in the waste gas, after opening the upper nozzle, the solution that sprays that upwards sprays can reflect formation random dispersion water smoke after meeting the flow board, can carry out abundant integration with waste gas, neutralize or absorb the harmful substance in the waste gas, for prior art, further improvement exhaust-gas treatment.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a perspective view of a slow flow spray layer in an embodiment of the present invention; (ii) a

FIG. 3 is a top view of a flow-retarding layer in an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a current-sustaining sheet according to an embodiment of the present invention;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

FIG. 6 is a perspective view of a baffle according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of a baffle according to an embodiment of the invention;

FIG. 8 is a perspective view of a diverter plate in an embodiment of the present invention;

FIG. 9 is a schematic cross-sectional view of a diverter plate in an embodiment of the present invention;

fig. 10 is a perspective view of a first shower coil in an embodiment of the present invention.

In the figure, 10, a tower body, 11, an air inlet, 12, an air outlet, 20, a cyclone layer, 31, a slow flow layer plate, 32, a slow flow plate, 33, an upper convex ridge, 34, a flow distribution plate, 35, a lower convex ridge, 36, a first spraying coil, 37, an upper nozzle, 38, a second spraying coil, 40, an adsorption layer, 41, particle packing, 42, a third spraying coil, 50 and a demisting layer.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in the accompanying drawings 1-9, the high-efficiency spray tower provided by the invention comprises a tower body 10, wherein the bottom and the top of the tower body 10 are respectively provided with an air inlet 11 and an air outlet 12, a cyclone layer 20, a slow flow spray layer, an adsorption layer 40 and a demisting layer 50 are arranged in the tower body 10, the cyclone layer 20, the slow flow spray layer, the adsorption layer 40 and the demisting layer 50 are sequentially arranged in the tower body 10 from bottom to top, waste gas enters the tower body 10 from the air inlet 11 under the conveying of a fan, and sequentially passes through the cyclone layer 20, the slow flow spray layer, the adsorption layer 40 and the demisting layer 50 from bottom to top, and is finally discharged out of the tower body 10 from the air outlet 12;

the slow flow spraying layer comprises a slow flow layer plate 31 and a first spraying coil pipe 36, the first spraying coil pipe 36 is positioned below the slow flow layer plate 31, the slow flow layer plate 31 comprises a plurality of groups of slow flow plates 32 and a plurality of groups of flow plates 34, the flow distribution plates 34 are positioned above the slow flow plates 32, the slow flow plates 32 are circular, the cross sections of the slow flow plates 32 are inverted V-shaped, the groups of slow flow plates 32 are coaxially arranged from inside to outside, gaps are reserved between adjacent slow flow plates 32, namely a plurality of layers of the slow flow plates 32 are coaxially arranged from inside to outside, the flow distribution plates 34 are circular, the cross sections of the flow distribution plates 34 are V-shaped, the plurality of groups of flow plates 34 are coaxially arranged from inside to outside, gaps are reserved between adjacent flow distribution plates 34, namely a plurality of layers of the flow distribution plates 34 are coaxially arranged from inside to outside, the gaps between the slow flow plates 32 and the gaps between the flow distribution plates 34 are not overlapped with each other in the projection direction of the vertical direction, the first spraying coil, the first spraying coil pipe 36 is provided with a plurality of groups of upper nozzles 37, the upper nozzles 37 are atomizing nozzles, and the upper nozzles 37 face the buffer plate 32, when the exhaust gas flows to the lower part of the buffer plate 32, the exhaust gas is gathered and mutually blended under the buffer plate due to the obstruction of the buffer plate, and then the exhaust gas continuously flows upwards from the gap between the buffer plates, after encountering the branch plate 34, the exhaust gas is divided to two sides of the branch plate 34 and is intersected with the other part of the rising exhaust gas under the action of the branch plate 34, so that the harmful substances in the exhaust gas can be uniformly distributed, the spraying solution can fully neutralize or absorb the harmful substances in the exhaust gas, after the upper nozzles 37 are opened, the spraying solution sprayed upwards can be reflected to form randomly dispersed water mist after encountering the buffer plate 32, and can fully fuse, neutralize or absorb the harmful substances in the exhaust gas with the exhaust gas, compared with the prior art, the waste gas treatment effect is further improved;

high-efficient spray tower still includes second spray coil 38, the second spray coil sets up in first spray coil 36 below, be equipped with nozzle under the multiunit on the second spray coil 38, and lower nozzle is towards below whirlwind layer 20, spray through lower nozzle to the waste gas through whirlwind layer 20 and handle, it has granule filler 41 to fill in the adsorbed layer 40, adsorbed layer 40 top is equipped with third spray coil 42, be equipped with the multiunit on the third spray coil 42 and erode the nozzle, and erode the adsorbed layer 40 of nozzle face below, it erodes to granule filler 41 in the adsorbed layer 40 through erodeing the nozzle.

Furthermore, the projections of the lower ridges 35 of the flow dividing plates 34 and the gaps of the slow flow plates 32 in the vertical direction overlap with each other, the projections of the upper ridges 33 of the slow flow plates 32 and the gaps of the flow dividing plates 34 in the vertical direction overlap with each other, the upper nozzles 37 are annularly arrayed from the inside to the outside around the center of the first spraying coil 36, the upper nozzles 37 are respectively located right below the slow flow plates 32, the exhaust gas flowing upward from the gaps of the slow flow plates 32 meets the lower ridges 35 of the flow dividing plates 34, and then is dispersed to both sides of the flow dividing plates 34 and mixed with another exhaust gas, the height of the upward spray from the upper nozzles 37 is not less than the height difference between the upper nozzles 37 and the slow flow plates 32, that is, the spray solution sprayed from the upper nozzles 37 can be shot on the slow flow plates 32.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims

1. The utility model provides a high-efficient spray column, includes tower body (10), and the bottom and the top of tower body (10) are equipped with air inlet (11) and gas vent (12) respectively, its characterized in that: the tower body (10) is internally provided with a cyclone layer (20), a slow flow spraying layer, an adsorption layer (40) and a demisting layer (50), and the cyclone layer (20), the slow flow spraying layer, the adsorption layer (40) and the demisting layer (50) are sequentially arranged inside the tower body (10) from bottom to top;

the slow flow sprays the layer and includes slow flow plywood (31) and first spraying coil pipe (36), first spraying coil pipe (36) are located slow flow plywood (31) below, slow flow plywood (31) include multiunit bradyseism board (32) and multiunit flow distribution plate (34), flow distribution plate (34) are located bradyseism board (32) top, bradyseism board (32) are the ring form, the cross section of bradyseism board (32) is the V-arrangement, multiunit bradyseism board (32) from inside to outside coaxial center sets up to leave the clearance between adjacent bradyseism board (32), flow distribution plate (34) are the ring form, the cross section of flow distribution plate (34) is the V-arrangement, multiunit bradyseism board (34) from inside to outside coaxial center sets up to leave the clearance between adjacent flow distribution plate (34), the clearance between bradyseism board (32) and the mutual clearance of flow distribution plate (34) are each other not overlapped on the projection of vertical direction, the first spraying coil pipe (36) is arranged below the slow flow layer plate (31), a plurality of groups of upper nozzles (37) are arranged on the first spraying coil pipe (36), and the upper nozzles (37) face the slow flow plate (32).

2. The high efficiency spray tower of claim 1, wherein: the projections of the gaps between the lower ridges (35) of the flow dividing plates (34) and the flow buffering plates (32) in the vertical direction are mutually overlapped, and the projections of the gaps between the upper ridges (33) of the flow buffering plates (32) and the flow dividing plates (34) in the vertical direction are mutually overlapped.

3. The high efficiency spray tower of claim 1, wherein: the upper nozzles (37) are annularly arrayed from inside to outside around the center of the first spraying coil pipe (36) to form a plurality of groups, and the upper nozzles (37) are respectively positioned under the buffer plates (32).

4. The high efficiency spray tower of claim 3, wherein: the height of the upward spray of the upper nozzle (37) is not less than the height difference between the upper nozzle (37) and the buffer plate (32).

5. The high efficiency spray tower of claim 1, wherein: the spraying device further comprises a second spraying coil pipe (38), the second spraying coil pipe is arranged below the first spraying coil pipe (36), a plurality of groups of lower nozzles are arranged on the second spraying coil pipe (38), and the lower nozzles face the lower cyclone layer (20).

6. The high efficiency spray tower of claim 1, wherein: the adsorption layer (40) is filled with particle fillers (41), a third spraying coil pipe (42) is arranged above the adsorption layer (40), and a plurality of groups of flushing nozzles are arranged on the third spraying coil pipe (42) and face the adsorption layer (40) below.