CN209791182U - Wet-electric integrated efficient demister - Google Patents

Abstract

The utility model discloses a wet-electric integrated high-efficiency demister, which comprises a demister body, a first washing system and a second washing system, wherein the first washing system and the second washing system are respectively arranged on the upper side and the lower side of the demister body; the defogger body comprises a plurality of defogging units, each defogging unit comprises an anode tube, a twisted strip-shaped flow deflector, a first wave-shaped water baffle, a cathode wire and a second wave-shaped water baffle are sequentially arranged in the anode tube from bottom to top, a round metal net, a metal turbulence column and an extension metal wire are sequentially arranged on the cathode wire from bottom to top, fog drops rotate and flow upwards after being twisted into the strip-shaped flow deflector, part of fog drops are thrown to the tube wall under the action of centrifugal force and captured by the surface of the tube wall, and then the rest fog drops continue to move towards the tube wall of the anode tube under the action of electric field force between the cathode wire and the anode tube after being further dewatered and captured by the tube wall, so that slurry drops, dust and condensed liquid drops forming the fog drops are effectively removed.

Description

Wet-electric integrated efficient demister

Technical Field

The utility model relates to a defroster field, concretely relates to high-efficient defroster of wet electricity integral type.

Background

Contain a large amount of fog drops in the flue gas after the wet flue gas desulfurization, it comprises thick liquid drop, dust, the liquid drop that condenses, and the smoke emission need get rid of the fog drop through the defroster before to the atmosphere, avoids destroying the environment, and the defroster of using now has electric demister, roof ridge formula defroster, tubular defroster, condensing defroster and so on, and its structure is comparatively simple, the pertinence is stronger, and comprehensive defogging efficiency is lower, is unfavorable for the comprehensive high-efficient processing of flue gas.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the background art, the utility model aims to provide a high-efficient defroster of wet electricity integral type, it has effectively solved the problem that exists among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The wet-electric integrated high-efficiency demister comprises a demister body, a first flushing system and a second flushing system, wherein the first flushing system and the second flushing system are respectively arranged on the upper side and the lower side of the demister body; the demister body comprises a plurality of demisting units, each demisting unit comprises an anode tube, a twisted strip-shaped flow deflector, a first wave-shaped water baffle, a cathode wire and a second wave-shaped water baffle are sequentially arranged in the anode tube from bottom to top, a circular metal net, a metal turbulence column and an extension metal wire are sequentially arranged on the cathode wire from bottom to top, the diameter of the circular metal net is smaller than the inner diameter of the anode tube, the metal turbulence column is arranged close to the circular metal net, the axial direction of the metal turbulence column is perpendicular to the axial direction of the anode tube, two ends of the metal turbulence column are not in contact with the inner wall of the anode tube, a plurality of groups of extension metal wires are arranged in the vertical direction, and each group of extension metal wires respectively comprises a plurality of W-shaped metal wires which are uniformly distributed along the circumferential direction of the cathode wire;

The first flushing system comprises a first water supply pipe and a plurality of spray heads arranged on the first water supply pipe, and the spray heads face the upper end of the anode pipe; the second flushing system comprises a second water supply pipe and a plurality of spray pipes arranged on the second water supply pipe, the spray pipes correspond to the anode pipes one by one, and the spray pipes extend to the lower ends of the anode pipes.

Furthermore, at least one twisted strip-shaped flow deflector is arranged along the axis direction of the anode tube, and the side edge of the twisted strip-shaped flow deflector is fixedly connected with the inner wall of the anode tube.

Further, the second wavy water baffle is close to the upper end of the anode tube.

furthermore, the mesh number of the circular metal net is 10-18 meshes.

furthermore, each group of the extension metal wires respectively comprises four W-shaped metal wires, and the four W-shaped metal wires are uniformly distributed along the circumferential direction of the cathode line.

The utility model discloses following beneficial technological effect has:

the utility model discloses in used and turned round strip water conservancy diversion piece and the positive pole pipe and the negative pole line of mutually supporting, the fog drop is rotatory upwards flowing at first after turning round strip water conservancy diversion piece, this in-process part fog drop is got rid of to the pipe wall under centrifugal force, by the pipe wall surface capture, then after further dewatering under the electric field force effect between negative pole line and positive pole pipe surplus fog drop continue to remove to the positive pole pipe wall, be caught by the pipe wall, ensure to constitute the thick liquid drop of fog drop, the dust, the liquid drop of condensing is effectively clear away, wide and the treatment effeciency of application scope is higher, be favorable to the integrated processing of flue gas, this application is novel in design, high durability and convenient use, and has very strong practicality.

Drawings

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

Fig. 2 is a schematic structural diagram of a defogging unit according to an embodiment of the present invention;

fig. 3 is a schematic view of the overall structure of the twisted strip-shaped guide vane according to the embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, the wet-electric integrated high-efficiency demister in this embodiment includes a demister body 1, and a first flushing system 2 and a second flushing system 3 respectively disposed on the upper and lower sides of the demister body 1; the demister body 1 comprises a plurality of demisting units, the demisting units can be arranged and combined into the demister body 1 with rectangular, polygonal and circular cross section, each demisting unit comprises an anode tube 4, a twisted strip-shaped flow deflector 5 and a first wave-shaped water baffle 6 are sequentially arranged in the anode tube 4 from bottom to top, the cathode wire 7 and the second wavy water baffle 8 are sequentially provided with a circular metal mesh 9, a metal turbulence column 10 and extension metal wires 11 from bottom to top on the cathode wire 7, the diameter of the circular metal mesh 9 is smaller than the inner diameter of the anode tube 4, the metal turbulence column 10 is arranged close to the circular metal mesh 9, the axial direction of the metal turbulence column 10 is perpendicular to the axial direction of the anode tube 4, two ends of the metal turbulence column 10 are not in contact with the inner wall of the anode tube 4, two groups of the extension metal wires 11 are arranged in the vertical direction, and the two groups of the extension metal wires 11 respectively comprise four W-shaped metal wires which are uniformly distributed along the circumferential direction of the cathode wire 7;

the first flushing system 2 comprises a first water supply pipe 12 and a plurality of spray heads 13 arranged on the first water supply pipe 12, wherein the spray heads 13 face the upper end of the anode pipe 4; the second flushing system 3 comprises a second water supply pipe 14 and a plurality of spray pipes 15 with one open ends, the spray pipes 15 are in one-to-one correspondence with the anode pipes 4, the open ends of the spray pipes 15 are extended to the lower ends of the anode pipes 4, when the demister body 1 is flushed, the spray heads 13 and the spray pipes 15 are simultaneously opened, the spray heads 13 can clean the upper inner walls of the second wavy water baffles 8 and the anode pipes 4, the spray pipes 15 can clean the twisted strip-shaped flow deflectors 5, the lower inner walls of the first wavy water baffles 6 and the anode pipes 4, the spray pipes 15 are extended to the lower ends of the anode pipes 4, the flushing effect of the spray pipes 4 is better, and the outlet ends of the preferred spray pipes 15 can be located inside the lower ends of the anode pipes 4.

two twisted strip-shaped flow deflectors 5 are arranged along the axis direction of the anode tube 4, and the side edges of the twisted strip-shaped flow deflectors 5 are bonded on the inner wall of the anode tube 4.

The second wave-shaped water baffle plate 8 is close to the upper end of the anode tube 4.

The mesh number of the circular metal net 9 is 10-18 meshes, so that the air passing effect is ensured, and simultaneously, the mesh is not easy to be blocked by impurities.

The working process of the embodiment is as follows:

The flue gas enters the anode tube 4 from the lower end of the anode tube 4, firstly flows upwards in a rotating manner under the action of the twisted strip-shaped flow deflector 5, due to the action of centrifugal force, partial fog drops in the flue gas are thrown to the tube wall and then are captured by the surface of the tube wall, the flue gas after primary separation continuously rises in a swirling manner, when passing through the first wave-shaped water baffle 6, the partial fog drops driven by the flue gas to rise are attached to the first wave-shaped water baffle 6 to flow downwards, the flue gas continuously rises, dust and the like in the flue gas pass through the circular metal mesh 9 and carry negative charges, then the flue gas is disturbed by the metal disturbed flow column 10, the flue gas is prevented from returning to a laminar flow state, the separation of impurities in the flue gas is facilitated, the extension metal wires 11 are also facilitated to carry the negative charges on the dust and the like, the demisting and dust removal efficiency is improved, the dust and the, accomplish the defogging process, more traditional defroster, liquid drop and dust etc. can be handled simultaneously to this embodiment, and application scope is wide and the treatment effeciency is high, is favorable to the comprehensive treatment of flue gas.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. the wet-electric integrated efficient demister is characterized by comprising a demister body, a first flushing system and a second flushing system, wherein the first flushing system and the second flushing system are respectively arranged on the upper side and the lower side of the demister body; the demister body comprises a plurality of demisting units, each demisting unit comprises an anode tube, a twisted strip-shaped flow deflector, a first wave-shaped water baffle, a cathode wire and a second wave-shaped water baffle are sequentially arranged in the anode tube from bottom to top, a circular metal net, a metal turbulence column and an extension metal wire are sequentially arranged on the cathode wire from bottom to top, the diameter of the circular metal net is smaller than the inner diameter of the anode tube, the metal turbulence column is arranged close to the circular metal net, the axial direction of the metal turbulence column is perpendicular to the axial direction of the anode tube, two ends of the metal turbulence column are not in contact with the inner wall of the anode tube, a plurality of groups of extension metal wires are arranged in the vertical direction, and each group of extension metal wires respectively comprises a plurality of W-shaped metal wires which are uniformly distributed along the circumferential direction of the cathode wire;

The first flushing system comprises a first water supply pipe and a plurality of spray heads arranged on the first water supply pipe, and the spray heads face the upper end of the anode pipe; the second flushing system comprises a second water supply pipe and a plurality of spray pipes arranged on the second water supply pipe, the spray pipes correspond to the anode pipes one by one, and the spray pipes extend to the lower ends of the anode pipes.

2. The wet-electric integrated efficient demister as set forth in claim 1, wherein at least one twisted strip-shaped flow deflector is arranged along the axial direction of the anode tube, and the side edge of the twisted strip-shaped flow deflector is fixedly connected with the inner wall of the anode tube.

3. The wet electric integrated high efficiency mist eliminator as set forth in claim 1 wherein said second undulating dam is proximate an upper end of said anode tube.

4. the wet electric integrated high efficiency mist eliminator as set forth in claim 1 wherein said round wire mesh has a mesh size of 10-18 mesh.

5. The wet electric integrated high efficiency mist eliminator as set forth in claim 1 wherein each set of said extension wires comprises four W-shaped wires, respectively, the four W-shaped wires being evenly distributed circumferentially along the cathode line.