CN210278756U

CN210278756U - Efficient SOx/NOx control device

Info

Publication number: CN210278756U
Application number: CN201920917809.9U
Authority: CN
Inventors: 王松伟; 李志超
Original assignee: Xindadong Energy Saving And Environmental Protection Technology (tianjin) Co Ltd
Current assignee: Zhongchuang Chuang Neng environmental protection technology (Tianjin) Co.,Ltd.
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-10
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses an efficient SOx/NOx control device, including box and oxidation pond, the inside catalysis chamber that is provided with of box, and the inside even welding of catalysis chamber has a plurality of baffles to it has the pull board to peg graft between a plurality of baffles. The utility model discloses in, in will containing the gas injection catalysis chamber of sulphur nitre through the intake pipe, the through-hole has been seted up on a plurality of baffle surfaces that evenly arrange in the catalysis chamber, can slow down the velocity of flow that the sulphur nitre gas passes through the catalysis chamber, the catalyst carrier board that is equipped with between the cooperation baffle, can maximize the abundant degree of catalyst with the gas reaction that contains the sulphur nitre, sulphur nitre gas after the catalysis passes through the air duct and penetrates into the oxidation pond, hydrogen peroxide solution through being equipped with in the oxidation pond purifies the sulphur nitre gas once more, among the oxidation process, spray the oxidation pond with hydrogen oxide solution under the effect of shower through the circulating pipe, make hydrogen peroxide solution and sulphur nitre gas fully react.

Description

Efficient SOx/NOx control device

Technical Field

The utility model relates to a SOx/NOx control technical field especially relates to an efficient SOx/NOx control device.

Background

A plurality of pollutants are generated in the process of burning coal in a boiler, wherein sulfur dioxide and nitrogen oxide are mainly generated, and acid rain, sulfate aerosol, photochemical smog and the like generated by the sulfur dioxide and the nitrogen oxide can seriously threaten human health, harm plant growth, corrode metal, destroy ecological environment and the like, and the pollutants seriously influence the life of people and the development of national economy.

The existing desulfurization and denitrification device generally adopts a single purification mode, so that sulfur dioxide and hydride in gas are insufficiently purified, and the catalyst is used in a purification mode, so that the gas passes through the catalyst at an excessively high flow rate, the catalyst is not thoroughly contacted with the gas, and the desulfurization and denitrification can not achieve the expected effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an efficient desulfurization and denitrification device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an efficient SOx/NOx control device, includes box and oxidation pond, the inside catalysis chamber that is provided with of box, and the inside even welding of catalysis chamber has a plurality of baffles to it has the pull board to peg graft between a plurality of baffles, the inside fixed mounting of pull board has catalyst carrier board, and the welding of pull board terminal surface has the handle, catalysis chamber top surface is provided with the oxidation pond, and the oxidation pond passes through air duct and catalysis chamber through connection, the inboard inside shower that is provided with of oxidation pond, and shower surface mounting has the shower nozzle, shower top surface through connection has the circulating pipe, and circulating pipe one end and oxidation pond through connection, oxidation pond top one side surface through connection has the blast pipe, and blast pipe one end extends to the box outside.

Preferably, a plurality of pull boards of evenly having arranged in the catalysis chamber, and a plurality of pull boards are pegged graft respectively in the slot in catalysis chamber, the laminating face of pull board and catalysis chamber is provided with sealed the pad.

Preferably, the surface of the lower part of the box body is welded with an air inlet pipe, and the air inlet pipe is communicated with the catalysis cavity.

Preferably, the partition plates are provided with a plurality of partition plates, and through holes are formed in the upper ends and the lower ends of the two adjacent partition plates.

Preferably, one end of the air duct is of a hollow structure, and the hollow structure of the air duct is located inside the oxidation pond.

Preferably, the surface of the circulating pipe is provided with a water pump, and the water pump is electrically connected with a control switch arranged on the surface of the box body.

Preferably, the inside of the oxidation pond is filled with hydrogen peroxide solution, one side of the oxidation pond is connected with a conduit in a penetrating way, and the conduit extends to the outer side of the box body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, in will containing the gaseous injection catalysis chamber of sulphur nitre through the intake pipe, the through-hole has been seted up on a plurality of baffle surfaces that evenly arrange in the catalysis intracavity, can slow down the velocity of flow that the sulphur nitre gas passes through the catalysis chamber, the catalyst carrier board that is equipped with between the cooperation baffle, can maximize the abundant degree of catalyst with the gaseous reaction that contains the sulphur nitre, sulphur nitre gas after the catalysis passes through the air duct and penetrates into the oxidation pond, purify the sulphur nitre gas once more through the hydrogen peroxide solution that is equipped with in the oxidation pond, among the oxidation process, spray the oxidation pond with hydrogen oxide solution under the effect of shower through the circulating pipe, make hydrogen peroxide solution and sulphur nitre gas fully react, the gas after the purification passes through the blast pipe and discharges, adopt the mode of double-deck purification, can improve the gaseous purification efficiency who contains the sulphur nitre.

2. The utility model discloses in, be equipped with a plurality of detachable pull boards in the catalysis intracavity, the pull board adopts the mode of pegging graft to be connected with the catalysis chamber in the box, conveniently changes the pull board to be convenient for change the inside catalyst carrier board that is equipped with of pull board, avoid long-time catalysis in-process, the catalyst inefficacy causes the condition emergence that catalytic efficiency is low, and take when pull board terminal surface welded handle is convenient to be changed has improved the practicality of pull board.

Drawings

FIG. 1 is a schematic structural view of a high-efficiency desulfurization and denitrification apparatus provided by the present invention;

FIG. 2 is a schematic view of the external structure of a high-efficiency SOx/NOx control device provided by the present invention;

fig. 3 is the utility model provides an efficient SOx/NOx control device's pull board structure schematic diagram.

Illustration of the drawings:

1. a box body; 2. an oxidation pond; 3. a catalytic cavity; 4. an air inlet pipe; 5. a circulation pipe; 6. a shower pipe; 7. a spray head; 8. an exhaust pipe; 9. a hydrogen peroxide solution; 10. an air duct; 11. a drawing plate; 12. a partition plate; 13. a through hole; 14. a catalyst carrier plate; 15. a handle.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1-3, an efficient desulfurization and denitrification apparatus, including box 1 and oxidation pond 2, box 1 is inside to be provided with catalysis chamber 3, and the inside even welding of catalysis chamber 3 has a plurality of baffles 12, and it has pull board 11 to peg graft between a plurality of baffles 12, the inside fixed mounting of pull board 11 has

catalyst carrier board

14, and 11 end face welding of pull board has handle 15, 3 top surfaces of catalysis chamber are provided with oxidation pond 2, and oxidation pond 2 is through the air duct 10 with 3 through connections in catalysis chamber, the inboard inside shower 6 that is provided with of

oxidation pond

2, and 6 surface mounting of shower has

shower nozzle

7, 6 top surfaces of shower nozzle through connections have circulating pipe 5, and circulating pipe 5 one end and oxidation pond 2 through connections, 2 top side surfaces of oxidation pond through connections have

blast pipe

8, and 8 one end of blast pipe extends to the box 1 outside.

A plurality of drawing plates 11 are uniformly distributed in the catalysis cavity 3, the drawing plates 11 are respectively inserted in slots of the catalysis cavity 3, a sealing gasket is arranged on the attaching surface of the drawing plates 11 and the catalysis cavity 3, the sealing gasket can improve the sealing performance of the drawing plates 11, an oxidant in a catalyst carrier plate 14 can be conveniently replaced by adopting an insertion mode, an air inlet pipe 4 is welded on the surface of the lower part of the box body 1, the air inlet pipe 4 is communicated with the catalysis cavity 3, a plurality of baffle plates 12 are arranged, through holes 13 are formed in the upper end and the lower end of two adjacent baffle plates 12, a through hole 13 is formed in the upper end of one baffle plate 12 of the two baffle plates 12, a through hole 13 is formed in the lower end of the other baffle plate 12, so that the contact time of gas containing sulfur nitrate and the oxidant is prolonged, the oxidation efficiency is improved, one end of the gas guide pipe 10 is of a hollow structure, the hollow structure of the gas guide pipe 10, improve hydrogen peroxide solution 9 and the gaseous abundant reaction that contains the sulphur nitre, 5 surface mounting of circulating pipe has the water pump, and the control switch electric connection that water pump and 1 surface of box were equipped with, last spray oxidation pond 2 inside top with hydrogen peroxide solution 9 through circulating pipe 5, can accelerate oxidation reaction, also can be with the dissolution of the product maximize of oxidation in

hydrogen peroxide solution

9, 2 inside hydrogen peroxide solution 9 of having poured into of oxidation pond, 2 one side through connection in oxidation pond have the pipe, and the pipe extends to the 1 outside of box, hydrogen peroxide solution 9 can take place oxidation reaction with the gas that contains the sulphur nitre, carry out purification treatment to the gas that contains the sulphur nitre, 2 one side through connection's of oxidation pond pipe is convenient for pour into hydrogen peroxide solution 9.

The working principle is as follows: when the device is used, a hydrogen peroxide solution 9 is injected into the oxidation pond 2, then a power supply of a water pump on the circulating pipe 5 is switched on, when gas containing sulfur and nitrate is purified, the gas containing sulfur and nitrate is injected into the catalysis cavity 3 through the air inlet pipe 4, through holes 13 are formed in the surfaces of a plurality of partition plates 12 uniformly distributed in the catalysis cavity 3, the flow speed of the sulfur and nitrate gas passing through the catalysis cavity 3 can be reduced, a catalyst carrier plate 14 arranged between the partition plates 12 is matched, the sufficient degree of reaction between a catalyst and the gas containing sulfur and nitrate can be maximally improved, the catalyzed sulfur and nitrate gas is injected into the oxidation pond 2 through the air guide pipe 10, the sulfur and nitrate gas is purified again through the hydrogen peroxide solution 9 arranged in the oxidation pond 2, in the oxidation process, the hydrogen peroxide solution 9 is sprayed to the oxidation pond 2 under the action of the spray pipe 6 through the circulating pipe 5, so that the hydrogen peroxide solution 9 and the sulfur and nitrate gas fully react, the gas after purifying passes through 8 discharges of blast pipe, and when needs change catalyst, the mode that the pull board 11 adopted the grafting is connected with the catalysis chamber 3 in the box 1, takes out the pull board 11 from catalysis chamber 3 through handle 15, conveniently changes the inside catalyst carrier board 14 that is equipped with of pull board 11, avoids long-time catalysis in-process, and the catalyst inefficacy causes the condition emergence of catalysis inefficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-efficiency desulfurization and denitrification device comprises a box body (1) and an oxidation pond (2), and is characterized in that a catalysis cavity (3) is arranged inside the box body (1), a plurality of partition plates (12) are uniformly welded inside the catalysis cavity (3), a pull plate (11) is inserted between the partition plates (12), a catalyst carrier plate (14) is fixedly installed inside the pull plate (11), a handle (15) is welded on the end face of the pull plate (11), the oxidation pond (2) is arranged on the top face of the catalysis cavity (3), the oxidation pond (2) is communicated and connected with the catalysis cavity (3) through an air duct (10), a spray pipe (6) is arranged inside the inner side of the oxidation pond (2), a spray head (7) is installed on the surface of the spray pipe (6), a circulating pipe (5) is communicated and connected with the top face of the spray pipe (6), and one end of the circulating pipe (5) is communicated and connected with the oxidation pond (, the surface of one side of the top of the oxidation pond (2) is connected with an exhaust pipe (8) in a penetrating way, and one end of the exhaust pipe (8) extends to the outer side of the box body (1).

2. The efficient desulfurization and denitrification device according to claim 1, wherein a plurality of drawing plates (11) are uniformly distributed inside the catalysis chamber (3), the drawing plates (11) are respectively inserted into the slots of the catalysis chamber (3), and the bonding surfaces of the drawing plates (11) and the catalysis chamber (3) are provided with gaskets.

3. The efficient desulfurization and denitrification device according to claim 1, wherein an air inlet pipe (4) is welded on the surface of the lower part of the box body (1), and the air inlet pipe (4) is communicated with the catalytic cavity (3).

4. The efficient desulfurization and denitrification apparatus according to claim 1, wherein a plurality of said partitions (12) are provided, and through holes (13) are provided at the upper and lower ends of two adjacent partitions (12).

5. The efficient desulfurization and denitrification device according to claim 1, wherein one end of the gas guide pipe (10) is hollow, and the hollow of the gas guide pipe (10) is located inside the oxidation pond (2).

6. The efficient desulfurization and denitrification device as claimed in claim 1, wherein a water pump is mounted on the surface of the circulating pipe (5), and the water pump is electrically connected with a control switch arranged on the surface of the box body (1).

7. The efficient desulfurization and denitrification device according to claim 1, wherein the oxidation pond (2) is filled with hydrogen peroxide solution (9), one side of the oxidation pond (2) is connected with a conduit, and the conduit extends to the outer side of the box body (1).