CN213433776U

CN213433776U - Exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed

Info

Publication number: CN213433776U
Application number: CN202021940131.5U
Authority: CN
Inventors: 马茜雪
Original assignee: Chengdu Ximatong Energy Saving Technology Co ltd
Current assignee: Chengdu Ximatong Energy Saving Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-06-15
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a waste heat boiler flue gas processing apparatus that flue gas can evenly distributed, including desulfurization tower body, water pump, motor and waterproof permeability board, the bottom of desulfurization tower body is connected with the gas dish, and the bottom of gas dish is connected with the conveyer pipe, the welding of top of gas dish has the trachea, the right-hand member of heat exchange bucket is connected with the inlet tube, the water pump is installed to desulfurization tower body's right side below, the output of motor is connected with the mounting disc through the pivot, the top of motor is provided with waterproof permeability board, desulfurization tower body's the left and right sides all is provided with accepts the bucket, the medial surface welding of spray tube has communicating pipe, and the shower nozzle is installed to the bottom of spray tube. This exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed collects the heat in the flue gas, improves heat transfer effect, and flue gas evenly distributed is internal at the desulfurizing tower, increases the reaction time of flue gas and desulfurizer, conveniently collects the thick liquid after the reaction.

Description

Exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed

Technical Field

The utility model relates to a waste heat boiler flue gas treatment technical field specifically is a waste heat boiler flue gas treatment device that flue gas can evenly distributed.

Background

Most of the flue gas that exhaust-heat boiler came out is above 140 ℃, and the flue gas the inside contains a large amount of carbon dioxide, dust and sulfur dioxide, also includes acid gas such as hydrofluoric acid, hydrochloric acid and sulfur trioxide simultaneously, for avoiding harmful gas polluted environment, needs to use exhaust-heat boiler flue gas processing apparatus to handle the flue gas.

When current exhaust-heat boiler flue gas processing apparatus collected the heat in the flue gas, the heat transfer effect was relatively poor, and the reaction time of flue gas and desulfurizer is shorter, influences the desulfurization effect, and inconvenient collection reacts the back thick liquid, consequently, we provide exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed to in solving the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas can evenly distributed's exhaust-heat boiler flue gas processing apparatus to when solving the heat in the current exhaust-heat boiler flue gas processing apparatus who proposes in the above-mentioned background art and collecting the flue gas, the heat transfer effect is relatively poor, and the flue gas is shorter with the reaction time of desulfurizer, influences desulfurization effect, the inconvenient problem of collecting the thick liquid after the reaction.

In order to achieve the above object, the utility model provides a following technical scheme: a waste heat boiler flue gas treatment device with uniformly distributed flue gas comprises a desulfurization tower body, a water pump, a motor and a waterproof vent plate, wherein the bottom end of the desulfurization tower body is connected with a gas disc, the bottom end of the gas disc is connected with a conveying pipe, the top end of the gas disc is welded with a gas pipe, a heat exchange barrel is arranged above the gas disc, the right end of the heat exchange barrel is connected with a water inlet pipe, the left end of the heat exchange barrel is connected with a water outlet pipe, the right lower part of the desulfurization tower body is provided with the water pump, the middle part of the desulfurization tower body is provided with the motor, the output end of the motor is connected with an installation disc through a rotating shaft, the outer side surface of the installation disc is welded with a dispersion plate, the waterproof vent plate is arranged above the motor, the outer side surface of the waterproof vent plate is fixed on the inner wall of the, the medial surface welding of spray tube has communicating pipe, and the bottom of spray tube installs the shower nozzle.

Preferably, the top end of the air pipe is welded with the top end of the heat exchange barrel, the top end of the air pipe protrudes out of the upper surface of the heat exchange barrel, and the outer end of the air pipe is of a concave-convex structure.

Preferably, the angle welding such as dispersion board is in the outer end of mounting disc, and the range upon range of setting of dispersion board and dispersion board to the vertical central line of mounting disc and the vertical central line of desulfurization tower body coincide each other.

Preferably, the longitudinal section of the waterproof air-permeable plate is of a trapezoidal structure, and a circulation cavity arranged in the desulfurization tower body is arranged above the waterproof air-permeable plate.

Preferably, the receiving barrel is communicated with the desulfurization tower body through a circulation cavity, the circulation cavity is obliquely arranged in the desulfurization tower body, and the inner wall of the circulation cavity is parallel to the inclined plane of the waterproof breathable plate.

Preferably, the spray pipes are provided with 3 groups at the top end of the desulfurization tower body at equal intervals, and the spray heads at the bottom ends of the 3 groups of spray pipes are arranged in a staggered manner.

Compared with the prior art, the beneficial effects of the utility model are that: the waste heat boiler flue gas treatment device with the uniformly distributed flue gas can collect heat in the flue gas, improve the heat exchange effect, uniformly distribute the flue gas in the desulfurizing tower body, increase the reaction time of the flue gas and a desulfurizing agent, and facilitate the collection of slurry after reaction;

1. the gas pipe and the heat exchange barrel are arranged, the gas pipe is positioned inside the heat exchange barrel, the heat of the flue gas passes through the gas pipe to exchange with cooling water in the heat exchange barrel, and the gas pipe with the outer end in a concave-convex structure increases the contact surface with the water, so that the heat exchange effect is improved;

2. the gas pipe and the dispersion plate are arranged, the flue gas flows in the desulfurization tower body through the gas pipe, the gas pipe is uniformly distributed in the heat exchange barrel, so that the flue gas uniformly flows out of the gas pipe and is distributed between the dispersion plate and the heat exchange barrel, and when the flue gas flows through a gap of the dispersion plate single support, the dispersion plate rotates to change the flowing direction of the flue gas, so that the flue gas is more uniformly distributed in the desulfurization tower body, and the reaction time of the flue gas and a desulfurizing agent is prolonged;

3. be provided with waterproof ventilative board and accept the bucket, waterproof ventilative board's longitudinal section is the trapezium structure, and the desulfurization thick liquid after reacting with the flue gas accepts the bucket along waterproof ventilative board's inclined plane flow direction, conveniently collects the thick liquid after the reaction.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

FIG. 2 is a schematic view of the overlooking structure of the connection between the communicating pipe and the nozzle tube of the present invention;

FIG. 3 is a schematic view of the connection structure of the dispersion plate and the mounting plate of the present invention;

fig. 4 is a schematic view of the overlooking structure of the connection between the air pipe and the heat exchange barrel of the present invention.

In the figure: 1. a desulfurization tower body; 2. a delivery pipe; 3. an air pan; 4. an air tube; 5. a heat exchange barrel; 6. a water inlet pipe; 7. a water pump; 8. a water outlet pipe; 9. a motor; 10. a dispersion plate; 11. a waterproof breathable plate; 12. a receiving barrel; 13. a nozzle; 14. a spray head; 15. a communicating pipe; 16. mounting a disc; 17. a flow-through chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a waste heat boiler flue gas treatment device with uniformly distributed flue gas comprises a desulfurization tower body 1, a conveying pipe 2, a gas disc 3, a gas pipe 4, a heat exchange barrel 5, a water inlet pipe 6, a water pump 7, a water outlet pipe 8, a motor 9, a dispersion plate 10, a waterproof air-permeable plate 11, a receiving barrel 12, a spray pipe 13, a spray head 14, a communicating pipe 15, a mounting disc 16 and a circulation cavity 17, wherein the bottom end of the desulfurization tower body 1 is connected with the gas disc 3, the bottom end of the gas disc 3 is connected with the conveying pipe 2, the top end of the gas disc 3 is welded with the gas pipe 4, the heat exchange barrel 5 is arranged above the gas disc 3, the right end of the heat exchange barrel 5 is connected with the water inlet pipe 6, the left end of the heat exchange barrel 5 is connected with the water outlet pipe 8, the water pump 7 is arranged at the lower right side of the desulfurization tower body 1, the motor 9 is arranged at the middle, a waterproof vent plate 11 is arranged above the motor 9, the outer side surface of the waterproof vent plate 11 is fixed on the inner wall of the desulfurization tower body 1, the left side and the right side of the desulfurization tower body 1 are both provided with a receiving barrel 12, the top end of the interior of the desulfurization tower body 1 is provided with a spray pipe 13, the inner side surface of the spray pipe 13 is welded with a communicating pipe 15, and the bottom end of the spray pipe 13 is provided with a spray head 14;

as shown in fig. 1, 2 and 4, the top end of the air tube 4 is welded with the top end of the heat exchange barrel 5, and the top end of the air tube 4 protrudes out of the upper surface of the heat exchange barrel 5, the outer end of the air pipe 4 is of a concave-convex structure, the heat exchange surface is enlarged, the heat exchange efficiency is improved, the longitudinal section of the waterproof breathable plate 11 is of a trapezoidal structure, and a circulation cavity 17 arranged in the desulfurization tower body 1 is arranged above the waterproof air-permeable plate 11, the waterproof air-permeable plate 11 guides the flow of slurry, the receiving barrel 12 is communicated with the desulfurization tower body 1 through the circulation cavity 17, the circulation cavity 17 is obliquely arranged in the desulfurization tower body 1, the inner wall of the circulation cavity 17 is parallel to the inclined plane of the waterproof ventilating plate 11, the slurry after reaction is collected by the receiving

barrel

12, 3 groups of spray pipes 13 are arranged at the top end of the desulfurization tower body 1 at equal intervals, the spray heads 14 at the bottom ends of the 3 groups of spray pipes 13 are arranged in a staggered manner, so that the slurry is uniformly sprayed to the flue gas;

like the angle welding such as 10 of dispersion board in fig. 1 and fig. 3 in the outer end of mounting disc 16, and dispersion board 10 range upon range of setting to the vertical central line of mounting disc 16 and the vertical central line of desulfurization tower body 1 coincide each other, slow down the flow of flue gas.

The working principle is as follows: when the waste heat boiler flue gas treatment device with uniformly distributed flue gas is used, the top end of a desulfurization tower body 1 is connected with external air extraction equipment, a conveying pipe 2 is connected with dust removal equipment of the flue gas, the flue gas passing through the dust removal equipment enters the air disc 3 under the action of the external air extraction equipment and then flows to a heat exchange barrel 5 through an air pipe 4, the heat exchange barrel 5 contains water, when the flue gas flows in the air pipe 4, the heat of the flue gas is transferred to the water in the heat exchange barrel 5 through the air pipe 4, the heat exchanged water flows to the outside through a water outlet pipe 8, a water pump 7 is opened, and the water pump 7 conveys cooling water to the inside of the heat exchange barrel 5 through a water inlet pipe 6;

the cooled flue gas flows out from the interior of the gas pipe 4, the motor 9 is opened, the motor 9 drives the mounting disc 16 and the dispersion plate 10 to rotate, the flue gas passes through a gap between the dispersion plate 10 and the dispersion plate 10 to flow upwards, after passing through the dispersion plate 10, the flow direction of the flue gas is changed, so that the flue gas is uniformly distributed between the dispersion plate 10 and the spray pipe 13, the flue gas passes through the waterproof breathable film in the waterproof breathable plate 11, the internal structure of the waterproof breathable film is the same as that of a waterproof breathable film component provided by the Chinese utility model with the authorization publication number of CN208814940U, the right end of the spray pipe 13 is connected with conveying equipment of desulfurizer slurry, the desulfurizer slurry is continuously sprayed to the flue gas through the spray head 14, the slurry after reaction flows to the circulation cavity 17 along the inclined plane of the waterproof breathable plate 11 and then flows to the interior of the receiving barrel 12, so as to complete a series of operations of the waste heat boiler flue gas treatment device with, those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a waste heat boiler flue gas processing apparatus that flue gas can evenly distributed, includes desulfurizing tower body (1), water pump (7), motor (9) and waterproof ventilative board (11), its characterized in that: the desulfurization tower comprises a desulfurization tower body (1), wherein the bottom end of the desulfurization tower body (1) is connected with a gas disc (3), the bottom end of the gas disc (3) is connected with a conveying pipe (2), a gas pipe (4) is welded at the top end of the gas disc (3), a heat exchange barrel (5) is arranged above the gas disc (3), the right end of the heat exchange barrel (5) is connected with a water inlet pipe (6), the left end of the heat exchange barrel (5) is connected with a water outlet pipe (8), a water pump (7) is installed at the lower right side of the desulfurization tower body (1), a motor (9) is installed in the middle of the desulfurization tower body (1), the output end of the motor (9) is connected with an installation disc (16) through a rotating shaft, a dispersion plate (10) is welded on the outer side face of the installation disc (16), a waterproof and breathable plate (11) is arranged above the motor (9), the outer side face of the waterproof plate (11) is fixed, and spray tube (13) are installed on the inside top of desulfurizing tower body (1), the medial surface welding of spray tube (13) has communicating pipe (15), and shower nozzle (14) are installed to the bottom of spray tube (13).

2. The exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed of claim 1, characterized in that: the top of trachea (4) and the top welded connection of heat transfer bucket (5), and the top protrusion in the upper surface of heat transfer bucket (5) of trachea (4) to the outer end of trachea (4) is concave-convex structure.

3. The exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed of claim 1, characterized in that: the angle welding such as dispersion board (10) is in the outer end of mounting disc (16), and dispersion board (10) range upon range of setting to the vertical central line of mounting disc (16) and the vertical central line of desulfurization tower body (1) coincide each other.

4. The exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed of claim 1, characterized in that: the longitudinal section of the waterproof air-permeable plate (11) is of a trapezoidal structure, and a circulation cavity (17) arranged in the desulfurization tower body (1) is arranged above the waterproof air-permeable plate (11).

5. The exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed of claim 4, characterized in that: the receiving barrel (12) is communicated with the desulfurization tower body (1) through a circulation cavity (17), the circulation cavity (17) is obliquely arranged in the desulfurization tower body (1), and the inner wall of the circulation cavity (17) is parallel to the inclined plane of the waterproof breathable plate (11).

6. The exhaust-heat boiler flue gas processing apparatus that flue gas can evenly distributed of claim 1, characterized in that: spray tube (13) are provided with 3 groups at the top of desulfurization tower body (1) equidistant, and 3 spray nozzles (14) of group spray tube (13) bottom set up in a staggered way each other.