White smoke removal device

Abstract

The utility model discloses a flue gas white smoke removal device which comprises a tank body, an outer cylinder is fixedly embedded at the top of the tank body, a flow guide inclined pipe is fixedly communicated with the outer wall of the tank body, a spiral sheet is fixedly sleeved on the outer wall of the outer cylinder, an inner cylinder is fixedly connected inside the outer cylinder, a disc-shaped copper pipe is sleeved on the outer wall of the inner cylinder, and the disc-shaped copper pipe is sleeved on the outer wall of the inner cylinder. The two ends of the disc-shaped copper pipe are fixedly communicated with a liquid inlet pipe and a liquid outlet pipe respectively. Through the arrangement of the outer cylinder, the flow guide inclined pipe, the spiral sheet, the inner cylinder, the disc-shaped copper pipe, the liquid inlet pipe, the liquid outlet pipe, the water inlet pipe and the water outlet pipe, flue gas is subjected to rotational flow through the spiral sheet, large-particle dust and water drops sink to the bottom of the tank body under the action of self gravity, and the flue gas is preliminarily separated; the disc-shaped copper pipe cools the flue gas through condensate and cold water in the inner barrel, moisture in the flue gas is further condensed, and the cold water can be used as domestic water after heat exchange.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial flue gas treatment technical field especially, relates to a flue gas white removal device. BACKGROUND

[0002] Flue gas white removal refers to when the wet saturated flue gas is discharged through the chimney, the environment temperature is lower than the discharged flue gas, and the condensation reaction occurs with the water vapor in the flue gas, and the mist water vapor at the chimney outlet is called white smoke. Flue gas white removal is to change the flue gas temperature or humidity, reduce the water content carried by the flue gas, and further reduce the pollutant emission, so that the flue gas is dry and clean.

[0003] In the prior art, the flue gas white removal treatment is usually through the heat of the high-temperature flue gas in the water circulation mode to cool the high-temperature flue gas, change the flue gas temperature or humidity, and reduce the water content carried by the flue gas. However, the existing device has a single cooling mode, which can easily lead to insufficient cooling, affecting the cooling efficiency and quality of the high-temperature flue gas. Therefore, we propose a flue gas white removal device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and proposes a flue gas white removal device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A flue gas white removal device, comprising a tank body, the top of the tank body is fixedly embedded with an outer cylinder, the outer wall of the tank body is fixedly interconnected with a flow guide inclined pipe, the outer wall of the outer cylinder is fixedly sleeved with a spiral fin, the inside of the outer cylinder is fixedly connected with an inner cylinder, the outer wall of the inner cylinder is sleeved with a disc-shaped copper pipe, the two ends of the disc-shaped copper pipe are respectively fixedly interconnected with a liquid inlet pipe and a liquid outlet pipe, the outer wall of the outer cylinder is fixedly interconnected with a water inlet pipe and a water outlet pipe, and the top of the outer cylinder is provided with a cleaning mechanism.

[0007] Preferably, the cleaning mechanism comprises a smoke exhaust pipe, the top of the outer cylinder is fixedly interconnected with the bottom of the smoke exhaust pipe, the outer wall of the smoke exhaust pipe is provided with an assembly hole, the inner wall of the assembly hole is fixedly connected with an L-shaped water pipe, and a plurality of tapered water outlets are formed in the outer wall of the L-shaped water pipe. The inner wall of the inner cylinder is cleaned by the cleaning mechanism, so that the heat exchange efficiency is avoided.

[0008] Preferably, the bottom of the tank body is fixedly interconnected with a drain pipe, and the outer wall of the drain pipe is fixedly installed with an electronic valve. The electronic valve is arranged to open and close the drain pipe.

[0009] Preferably, the outer wall of the spiral fin is in contact with the inner wall of the tank body, and the outer wall of the disc-shaped copper pipe is in contact with the outer wall of the inner cylinder. The disc-shaped copper pipe is arranged to increase the contact area between the disc-shaped copper pipe and the inner cylinder, and to increase the flow path of the condensate.

[0010] Preferably, the outer wall of the outer cylinder is provided with two butt joints, and the inner walls of the two butt joints are fixedly connected with the outer walls of the liquid inlet pipe and the liquid outlet pipe.

[0011] Preferably, the outer wall of the tank body is provided with two mounting holes, and the inner walls of the two mounting holes are fixedly connected with one end of the liquid outlet pipe and the water outlet pipe.

[0012] Preferably, the L-shaped water pipe, the liquid inlet pipe and one end of the water inlet pipe are fixedly connected with the water pump.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a kind of smoke white removal devices, including tank body, outer cylinder, diversion inclined pipe, spiral piece, inner cylinder, disc copper pipe, liquid inlet pipe, liquid outlet pipe, water inlet pipe and water outlet pipe, the outer wall of tank body is provided with two mounting holes, and the inner walls of the two mounting holes are fixedly connected with one end of liquid outlet pipe and water outlet pipe. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the utility model, the following will be to the specific implementation mode description needed to use the drawing briefly introduced, obviously, the following description in the drawing only some embodiments of the utility model, for the person skilled in the art comes, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0016] Fig. 1 It is a kind of smoke white removal device's three-dimensional structure schematic diagram that the utility model proposes;

[0017] Fig. 2 It is a kind of smoke white removal device's section structure schematic diagram that the utility model proposes;

[0018] Fig. 3 It is a kind of smoke white removal device's partial section structure schematic diagram that the utility model proposes.

[0019] In the drawing: 1, tank body;2, outer cylinder;3, diversion inclined pipe;4, drain pipe;5, electronic valve;6, spiral piece;7, inner cylinder;8, disc copper pipe;9, liquid inlet pipe;10, liquid outlet pipe;11, water inlet pipe;12, water outlet pipe;13, smoke exhaust pipe;14, L-shaped water pipe;15, conical water outlet hole. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0021] Depend on Figs. 1-3 As shown, a flue gas de-whitening device is disclosed, comprising a tank 1, an outer cylinder 2 fixedly embedded in the top of the tank 1, a guide pipe 3 fixedly connected to the outer wall of the tank 1, and a drain pipe 4 fixedly connected to the bottom of the tank 1. An electronic valve 5 is fixedly installed on the outer wall of the drain pipe 4. The water accumulation in the tank 1 can be detected by existing common liquid level sensors to prevent the flue gas from flowing out through the drain pipe and to ensure that a certain water level is maintained in the tank 1. A spiral blade 6 is fixedly sleeved on the outer wall of the outer cylinder 2. The outer wall of the spiral blade 6 is in contact with the inner wall of the tank 1. The flue gas swirls through the spiral blade 6. During the swirling process, due to the large dust particles and water droplets in the flue gas, the centrifugal force is relatively large.

[0022] An inner cylinder 7 is fixedly connected to the inner cylinder 2. Both the inner cylinder 7 and the outer cylinder 2 are made of copper. A disc-shaped copper tube 8 is fitted on the outer wall of the inner cylinder 7. The outer wall of the disc-shaped copper tube 8 is in contact with the outer wall of the inner cylinder 7. An inlet pipe 9 and an outlet pipe 10 are fixedly connected to each other at both ends of the disc-shaped copper tube 8. The condensate enters the disc-shaped copper tube 8 through the inlet pipe 9 and is finally discharged through the outlet pipe 10. Two docking holes are opened on the outer wall of the outer cylinder 2. The inner walls of the two docking holes are fixedly connected to the outer walls of the inlet pipe 9 and the outlet pipe 10, respectively. Sealing rings are installed inside the two docking holes and the two mounting holes to ensure sealing.

[0023] The outer wall of the outer cylinder 2 is fixedly connected to the inlet pipe 11 and the outlet pipe 12. Cold water enters the cavity between the outer cylinder 2 and the inner cylinder 7 through the inlet pipe 11 and is finally discharged through the outlet pipe 12. The outer wall of the tank body 1 has two mounting holes. The inner walls of the two mounting holes are fixedly connected to one end of the liquid outlet pipe 10 and the water outlet pipe 12, respectively.

[0024] The top of the outer cylinder 2 is equipped with a cleaning mechanism, which includes a smoke exhaust pipe 13. The top of the outer cylinder 2 is fixedly connected to the bottom of the smoke exhaust pipe 13. The outer wall of the smoke exhaust pipe 13 has an assembly hole. An L-shaped water pipe 14 is fixedly connected to the inner wall of the assembly hole. The outer wall of the L-shaped water pipe 14 has multiple conical water outlet holes 15. A sealing ring is installed in the assembly hole. Water is sprayed out through the multiple conical water outlet holes 15. The resulting conical jet cleans the inner wall of the inner cylinder 7. A water pump is fixedly connected to one end of the L-shaped water pipe 14, the liquid inlet pipe 9, and the water inlet pipe 11.

[0025] Working principle: in use, one end of the smoke exhaust pipe 13 is connected to the existing blower, accelerating the flow speed of the flue gas, the industrial flue gas enters the tank body 1 through the guide inclined pipe 3, the guide inclined pipe 3 guides the flue gas to the spiral blade 6, the flue gas rotates through the spiral blade 6, and in the rotating process, because the centrifugal force of the large particle dust and water droplets in the flue gas is large, they are thrown to the outer circle, and the gas or lighter liquid with smaller mass remains in the inner circle because the centrifugal force is small, the large particle dust and water droplets sink to the bottom of the tank body 1 by gravity, and then the electronic valve 5 is opened to partially discharge the sewage through the drain pipe 4, thereby realizing preliminary separation of the large particle dust and water droplets in the flue gas, the rotated flue gas enters the inner cylinder 7 along the bottom of the outer cylinder 2, the water pump connected to the liquid inlet pipe 9 and the water inlet pipe 11 operates, and the condensate and cold water are respectively conveyed into the liquid inlet pipe 9 and the water inlet pipe 11, the condensate enters along the disc-shaped copper pipe 8, and finally is discharged by the liquid outlet pipe 10, the cold water enters the cavity between the outer cylinder 2 and the inner cylinder 7 along the water inlet pipe 11 to exchange heat with the inner cylinder 7 and the disc-shaped copper pipe 8, and finally is discharged by the water outlet pipe 12, wherein in this process, the temperature of the flue gas is exchanged by the inner cylinder 7, the heat on the inner cylinder 7 is transferred to the disc-shaped copper pipe 8 and the cold water, the disc-shaped copper pipe 8 cools the flue gas through the condensate, and the cold water supplements the position of the disc-shaped copper pipe 8 which does not contact the inner cylinder 7 to exchange heat with other parts of the inner cylinder 7, further condenses the moisture in the flue gas, and after the temperature of the disc-shaped copper pipe 8 is higher than that of the cold water, the cold water exchanges heat with it, and the cold water after heat exchange can be used as domestic water, the condensed water droplets drop along the inner wall of the inner cylinder 7 to the bottom of the inner wall of the tank body 1 by gravity; after long-term use, the water pump connected to the L-shaped water pipe 14 operates to convey water to the L-shaped water pipe 14, the water is sprayed through the plurality of conical water outlets 15, the conical jet flow formed cleans the inner wall of the inner cylinder 7 to avoid the inner wall of the inner cylinder 7 adhering to dust or other impurities, and to avoid affecting the subsequent heat exchange efficiency, the overall structure is compact, and can be used in production.

[0026] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail, and the components known by the person skilled in the art are known or obtained by conventional experimental methods.

[0027] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary and that changes can be made in detail without departing from the principles and spirit of the application. The scope of the application is therefore defined by the appended claims and their equivalents.

Claims

1. A flue gas de-whitening device comprising a tank (1), characterized in that, The top of the tank body (1) is fixedly embedded with an outer cylinder (2), the outer wall of the tank body (1) is fixedly communicated with a flow guide inclined pipe (3), the outer wall of the outer cylinder (2) is fixedly sleeved with a spiral fin (6), the inner wall of the outer cylinder (2) is fixedly connected with an inner cylinder (7), the outer wall of the inner cylinder (7) is sleeved with a disc-shaped copper pipe (8), both ends of the disc-shaped copper pipe (8) are fixedly communicated with a liquid inlet pipe (9) and a liquid outlet pipe (10), the outer wall of the outer cylinder (2) is fixedly communicated with a water inlet pipe (11) and a water outlet pipe (12), and the top of the outer cylinder (2) is provided with a cleaning mechanism.

2. A device for removing white smoke from exhaust gas according to claim 1, characterized in that The cleaning mechanism comprises a smoke exhaust pipe (13), the top of the outer cylinder (2) is fixedly communicated with the bottom of the smoke exhaust pipe (13), the outer wall of the smoke exhaust pipe (13) is provided with an assembly hole, the inner wall of the assembly hole is fixedly connected with an L-shaped water pipe (14), and the outer wall of the L-shaped water pipe (14) is provided with a plurality of tapered water outlets (15).

3. A device for removing white smoke from exhaust gas according to claim 1, characterized in that The bottom of the tank body (1) is fixedly communicated with a drain pipe (4), and the outer wall of the drain pipe (4) is fixedly installed with an electronic valve (5).

4. A device for removing white smoke from exhaust gas according to claim 1, characterized in that The outer wall of the spiral fin (6) is in contact with the inner wall of the tank body (1), and the outer wall of the disc-shaped copper pipe (8) is in contact with the outer wall of the inner cylinder (7).

5. A device for removing white smoke from exhaust gas according to claim 1, characterized in that The outer wall of the outer cylinder (2) is provided with two butt joints, and the inner walls of the two butt joints are fixedly connected with the outer walls of the liquid inlet pipe (9) and the liquid outlet pipe (10) respectively.

6. A device for removing white smoke from exhaust gas according to claim 1, characterized by The outer wall of the tank body (1) is provided with two mounting holes, and the inner walls of the two mounting holes are fixedly connected with one end of the liquid outlet pipe (10) and the water outlet pipe (12) respectively.

7. A device for removing white smoke from exhaust gas according to claim 2, characterized by The L-shaped water pipe (14), the liquid inlet pipe (9) and one end of the water inlet pipe (11) are fixedly communicated with a water pump.

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