CN209900873U

CN209900873U - Centrifugal high-efficient defroster

Info

Publication number: CN209900873U
Application number: CN201920066485.2U
Authority: CN
Inventors: 安军烽; 沈余良
Original assignee: Jiangsu Chaohui Environmental Protection Technology Co Ltd
Current assignee: Jiangsu Chaohui Environmental Protection Technology Co Ltd
Priority date: 2019-01-16
Filing date: 2019-01-16
Publication date: 2020-01-07
Anticipated expiration: 2029-01-16

Abstract

The utility model discloses a centrifugal high-efficiency demister, which comprises a cylinder body and a demisting device, wherein the demisting device is arranged inside the cylinder body and is used for carrying out centrifugal separation on flue gas passing through the cylinder body; the demisting device comprises a first centrifugal mechanism and a second centrifugal mechanism, and the first centrifugal mechanism and the second centrifugal mechanism are sequentially arranged along the length direction of the cylinder body; the first centrifugal mechanism includes a plurality of vanes disposed in a circumferential array along the barrel axis; the second centrifugal mechanism comprises a body, the body is of a hollow structure, and a plurality of first holes are formed in the body; the first centrifugal mechanism and the second centrifugal mechanism are of an integrated structure and are driven by the same motor to rotate, so that the centrifugal efficiency is effectively improved.

Description

Centrifugal high-efficient defroster

Technical Field

The utility model belongs to the defroster field especially relates to a centrifugal high-efficient defroster.

Background

The demister mainly comprises fixing devices such as wave-shaped blades, plates and clamping strips, mist with the particle size of 10-60 micrometers is easily generated in the operation process of wet desulphurization and absorption towers, the mist contains moisture, sulfuric acid, sulfate, sulfur dioxide and the like are dissolved in the mist, and meanwhile corrosion of a fan, a heat exchanger and a flue is also caused, so that the wet desulphurization process provides a demisting requirement for absorption equipment, and the purified gas needs to be demisted before leaving the absorption tower. The following demisters are commonly used in the industry at present: the inertial demister enables the carried liquid drops with higher density to achieve the purpose of gas-liquid separation under the actions of gravity sedimentation, diffusion and the like by changing the speed and the direction of the air flow and depending on an inertial collision and direct interception mechanism. The method has low demisting efficiency; the centrifugal demister is typically a cyclone plate demister and a cyclone demister, and both achieve the aim of demisting through centrifugal force.

Chinese patent CN201621133090.2 discloses a centrifugal defroster, which comprises a cylindrical shel, the barrel top is provided with the gas outlet, the bottom is provided with the drain, the lower part is provided with the air inlet by the end, detachably is provided with defogging device inside the barrel, defogging device includes a plurality of helical blade, every helical blade's one end all welds on the apron, the most inboard edge that all welds on the round platform of the other end, the round platform passes through the lacing wire that sets up on the lateral wall and supports the round platform at the barrel inboardly, the round platform is followed down and is left the clearance between the barrel, the fluid passes through helical blade and produces centrifugal force, the fluid that density is great is got rid of to the wall, thereby flow along the clearance between round platform and the equipment barrel, and the fluid that density is lighter, if gaseous upwards flows, flow along the gas outlet on barrel top and outflow equipment, realize the defogging. However, only the centrifugal force generated by the rotation of the helical blades is inefficient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an effectively promote centrifugal high-efficient defroster of centrifugal efficiency.

A centrifugal high-efficiency demister comprises a cylinder body and a demisting device, wherein the demisting device is arranged in the cylinder body and is used for carrying out centrifugal separation on flue gas passing through the cylinder body;

the demisting device comprises a first centrifugal mechanism and a second centrifugal mechanism, and the first centrifugal mechanism and the second centrifugal mechanism are sequentially arranged along the length direction of the cylinder body; the first centrifugal mechanism includes a plurality of vanes disposed in a circumferential array along the barrel axis; the second centrifugal mechanism comprises a body, the body is of a hollow structure, and a plurality of first holes are formed in the body;

the first centrifugal mechanism and the second centrifugal mechanism are of an integrated structure and are driven by the same motor to rotate.

Further, first centrifugal mechanism still includes two baseplates, two the baseplates set up respectively the both sides of blade, every all be provided with the second hole that is used for the flue gas to pass through on the base plate.

Further, the second hole is located at the center of the substrate.

Further, the upper part of the cylinder body is an exhaust port of the flue gas, and the lower part of the cylinder body is an inlet port of the flue gas.

Further, the first centrifugal mechanism is located at a lower portion of the second centrifugal mechanism.

Further, the first centrifugal mechanism is located on an upper portion of the second centrifugal mechanism.

Further, the body is in a round table shape.

Further, the body is internally provided with at least one interlayer, and the interlayer is also provided with a plurality of second holes.

Further, the interlayer is connected with the upper part of the body.

Further, the upper part of the body is a plane.

Due to the adoption of the technology, the utility model has the advantages of it is following:

the utility model discloses a centrifugal high-efficient defroster includes first centrifugation mechanism and second centrifugation mechanism, and first centrifugation mechanism includes a plurality of blades, and second centrifugation mechanism includes the body, is provided with a plurality of first holes on the body, and a motor drives first centrifugation mechanism and second centrifugation mechanism simultaneously and rotates together, effectively promotes centrifugal efficiency.

The present invention will be further described with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a perspective view of the centrifugal high-efficiency demister of the present invention;

FIG. 2 is a front view of the centrifugal high-efficiency demister of the present invention;

fig. 3 is a sectional view taken along a-a in fig. 2.

In the figure: 100 cylinders, 200 demisting devices, 210 a first centrifugal mechanism, 211 blades, 212 a substrate, 220 a second centrifugal mechanism, 221 a body, 222 a first hole and 223 a separating layer.

Detailed Description

As shown in fig. 1 to 3, the centrifugal high-efficiency demister comprises a cylinder 100 and a demisting device 200, wherein the demisting device 200 is arranged inside the cylinder 100 and used for carrying out centrifugal separation on flue gas passing through the cylinder 100, thereby realizing the purpose of demisting. Referring to fig. 2, the lower part of the cylinder 100 is an inlet of the flue gas, and the upper part of the cylinder 100 is an outlet of the flue gas, i.e. the flue gas enters the interior of the cylinder 100 from the lower part of the cylinder 100, and is centrifugally separated by the demister 200 to form fluid and gas, wherein the fluid is thrown onto the inner wall of the cylinder 100 and flows downwards along the inner wall of the cylinder 100, and the gas is discharged through the upper part of the cylinder 100.

As shown in fig. 2 and 3, the defogging device 200 includes a first centrifugal mechanism 210 and a second centrifugal mechanism 220, and the first centrifugal mechanism 210 and the second centrifugal mechanism 220 are sequentially arranged along the length direction of the barrel 100. The first centrifugal mechanism 210 includes a plurality of blades 211 and a motor (not shown), the plurality of blades 211 are arranged along the circumferential array of the axis of the barrel 100, and the motor drives the plurality of blades 211 to rotate, so as to generate centrifugal force, so that the flue gas passing through the barrel 100 is centrifugally separated. The second centrifugal mechanism 220 includes a body 221 and a motor (not shown), the body 221 is hollow, and the body 221 is provided with a plurality of first holes 222, the motor drives the body 221 to rotate so as to generate centrifugal force, so that the flue gas passing through the cylinder 100 is centrifugally separated, wherein the fluid is thrown onto the inner wall of the cylinder 100 through the first holes 222, and the gas moves toward the upper portion of the cylinder 100 through the first holes 222. By arranging the first centrifugal mechanism 210 and the second centrifugal mechanism 220, the centrifugal efficiency is improved.

Preferably, the blade 211 is connected with the body 221, and the number of the motor is one, and the motor drives the blade 211 and the body 221 to rotate at the same time, so that the number of parts is reduced, and the use cost is reduced.

The first centrifugal mechanism 210 and the second centrifugal mechanism 220 may be an integrated structure.

In the present embodiment, the first centrifugal mechanism 210 is located at a lower portion of the second centrifugal mechanism 220.

In other embodiments, the first centrifugal mechanism 210 is located on an upper portion of the second centrifugal mechanism 220.

As shown in fig. 2 and 3, the first centrifugal mechanism 210 further includes two base plates 212, and the two base plates 212 are respectively disposed on upper and lower sides of the blades 211 and are used for fixing the blades 211. The base plates 212 positioned at the upper side of the blades 211 are connected with the body 221, and each base plate 212 is provided with a second hole 213 for passing the smoke. Preferably, the second hole 213 is located at a central position of the substrate 212.

Referring to fig. 2 and 3, the upper portion of the body 221 is a plane.

In this embodiment, the body 221 has a circular truncated cone shape, wherein an upper bottom surface of the circular truncated cone is connected to the substrate 212, and a lower bottom surface of the circular truncated cone faces the upper portion of the cylinder 100.

In other embodiments, the body 221 is a cone, a sphere, or the like.

As shown in fig. 3, at least one partition 223 is further disposed inside the body 221, and the partition 223 is also provided with a plurality of second holes 213. By adding the partition 223, the centrifugal efficiency is improved. The barrier 223 is connected to the upper portion of the body 221.

In the present embodiment, the partition 223 has a circular or semicircular shape, but is not limited thereto.

The above-mentioned embodiments are only used for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to limit the scope of the present invention in terms of implementation, which is not limited by the present embodiment, i.e. all equivalent changes or modifications made in accordance with the spirit disclosed by the present invention still fall within the scope of the present invention.

Claims

1. The utility model provides a centrifugal high-efficient defroster, includes barrel and defogging device, the defogging device sets up inside the barrel, be used for to through the flue gas of barrel carries out centrifugal separation, its characterized in that:

2. The efficient centrifugal mist eliminator of claim 1 wherein said first centrifugal mechanism further comprises two base plates, one on each side of said vanes, each of said base plates having a second aperture for the passage of flue gas therethrough.

3. The centrifugal high efficiency mist eliminator of claim 2 wherein said second orifice is centrally located in said base plate.

4. A centrifugal high efficiency mist eliminator as set forth in claim 1 wherein the upper portion of said drum is a flue gas discharge outlet and the lower portion of said drum is a flue gas inlet.

5. The centrifugal high efficiency mist eliminator of claim 4 wherein said first centrifugal mechanism is located at a lower portion of said second centrifugal mechanism.

6. The centrifugal high efficiency mist eliminator of claim 4 wherein said first centrifugal mechanism is located at an upper portion of said second centrifugal mechanism.

7. The centrifugal high efficiency mist eliminator of claim 1 wherein said body is frustoconical.

8. The efficient centrifugal mist eliminator of claim 5 wherein said body is further provided with at least one baffle therein, said baffle also having a plurality of second openings therein.

9. The centrifugal high efficiency mist eliminator of claim 8 wherein said baffle is attached to an upper portion of said body.

10. The centrifugal high efficiency mist eliminator of claim 5 wherein said upper portion of said body is planar.