CN212731650U

CN212731650U - Flue gas flow field diversion flow uniformizing device in denitration reactor

Info

Publication number: CN212731650U
Application number: CN202021152961.1U
Authority: CN
Inventors: 刘忠玉; 李建辉; 刘衡
Original assignee: Botou Jingyou Environmental Protection Technology Co ltd
Current assignee: Botou Jingyou Environmental Protection Technology Co ltd
Priority date: 2020-06-20
Filing date: 2020-06-20
Publication date: 2021-03-19
Anticipated expiration: 2030-06-20

Abstract

The utility model discloses a flue gas flow field flow guide and uniform flow device in a denitration reactor, which comprises a first flue pipe, wherein one end of the first flue pipe is fixedly connected with a smoke inlet hood, the inner wall of the smoke inlet hood is sequentially provided with two guide plates from top to bottom, the other end of the first flue pipe is fixedly connected with a flue bent pipe, and one end of the flue bent pipe away from the first flue pipe is fixedly connected with a second flue pipe, the flue flow field flow guide and uniform flow device in the denitration reactor is characterized in that two sides of the inner wall of the first flue pipe are fixedly connected with flow equalizing plates, flue gas can uniformly distribute and flow into the flue pipe by arranging the flow equalizing plates, thereby avoiding the generation of vortex and surge of flue gas and influencing the uniformity of a mixture, a plurality of arc-shaped guide plates are fixedly arranged between the two sides of the inner wall of the flue bent pipe, the flue gas can rapidly pass through the flue bent pipe, promote the smooth operation of flue gas denitration reactor system.

Description

Flue gas flow field diversion flow uniformizing device in denitration reactor

Technical Field

The utility model relates to a water conservancy diversion flow evening device, in particular to flue gas flow field water conservancy diversion flow evening device in denitration reactor.

Background

The importance of preventing environmental pollution in the process of removing nitrogen oxides from combustion flue gas has been pointed out as a worldwide problem, and the main principle is that under the action of a catalyst, reducing agent ammonia reacts with nitrogen oxides in the flue gas to be reduced into nitrogen and water, so that the purpose of removing the nitrogen oxides is achieved.

Among the prior art, the flue gas leads to dusty flue gas to block up in the catalyst easily through denitration reactor velocity of flow is low, produces the vortex, shakes, influences the degree of consistency of mixture to the flue gas can lead to distributing unevenly when getting into the reactor, causes that partial catalyst lets in the flue gas great, and the load is higher, and denitration efficiency can not obtain guaranteeing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas flow field water conservancy diversion flow evening device in denitration reactor to block up and distribute inhomogeneous problem when solving the flue gas entering reactor that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: flue gas flow field water conservancy diversion flow evening device in denitration reactor, including first flue pipe, the petticoat pipe is advanced to the one end fixedly connected with of first flue pipe, the inner wall top-down that advances the petticoat pipe is equipped with two guide plates in proper order, the other end fixedly connected with flue return bend of first flue pipe, the one end fixedly connected with second flue pipe that first flue pipe was kept away from to the flue return bend.

As a preferred technical scheme of the utility model, the spout has all been seted up, and is a plurality of at the both ends of advancing cigarette cover inner wall both sides the equal sliding connection in inside of spout has the slider, and is a plurality of the both ends fixed connection of connecting rod and guide plate both sides is all passed through to one side of slider.

As a preferred technical scheme of the utility model, first recess, four have all been seted up to the top and the bottom of advancing cigarette cover inner wall both sides the inside of first recess all alternates and is connected with first bracing piece, four the top of one side of first bracing piece all with two guide plate fixed connection that correspond.

As a preferred technical scheme of the utility model, the both sides fixedly connected with uniform flow plate of first flue pipe inner wall, a plurality of through-holes have been seted up to one side of uniform flow plate.

As a preferred technical scheme of the utility model, the second recess, four have all been seted up at the both ends of first flue pipe inner wall both sides the inside equal block of second recess is connected with fixture block, four the fixture block is all with flow homogenizing plate fixed connection.

As a preferred technical scheme of the utility model, many second bracing pieces of fixedly connected with between the both sides of flue return bend inner wall, many the outer wall cover of second bracing piece is equipped with a plurality of arc guide plates, and is a plurality of the both ends of arc guide plate all with flue return bend fixed connection.

As a preferred technical scheme of the utility model, a plurality of third recesses have been seted up, and are a plurality of to the both sides of flue return bend inner wall the third recess all alternates with a plurality of second bracing pieces that correspond and is connected.

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

1. the utility model discloses set up the guide plate, inner wall top-down advancing the petticoat pipe is equipped with two guide plates in proper order, makes the smooth inflow denitration reactor of flue gas in through being equipped with the guide plate water conservancy diversion, dredges the flue gas fast, reduces the flue gas and at the jam of inlet port, guarantees the stability of denitration efficiency.

2. The utility model discloses set up the uniform flow board, at the both sides fixedly connected with uniform flow board of first flue inside pipe wall, and the one side of uniform flow board has seted up a plurality of through-holes, and it makes the even inflow flue pipe of flue gas distribution through being equipped with the uniform flow board in to improve the efficiency of denitration, promote the even running of flue gas denitration reactor system.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the deflector of the present invention;

FIG. 3 is a schematic structural view of the flow equalizing plate of the present invention;

fig. 4 is a schematic view of the arc-shaped guide plate of the present invention.

In the figure: 1. a first flue pipe; 2. a smoke inlet hood; 3. a baffle; 4. flue bent pipe; 5. a second flue pipe; 6. a chute; 7. a slider; 8. a first groove; 9. a first support bar; 10. a flow homogenizing plate; 11. a through hole; 12. a second groove; 13. a clamping block; 14. a second support bar; 15. an arc-shaped guide plate; 16. and a third groove.

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 utility model provides a flue gas flow field water conservancy diversion flow evening device's technical scheme in denitration reactor:

according to the

drawings

1 and 2, the flue gas flow field diversion and flow uniformizing device in the denitration reactor comprises a first flue pipe 1, one end of the first flue pipe 1 is fixedly connected with a flue inlet cover 2, two flow deflectors 3 are sequentially arranged on the inner wall of the flue inlet cover 2 from top to bottom, the flow deflectors 3 are arranged to enable flue gas to smoothly flow into the denitration reactor and reduce the blockage of a flue gas inlet, the other end of the first flue pipe 1 is fixedly connected with a flue elbow 4, one end of the flue elbow 4, which is far away from the first flue pipe 1, is fixedly connected with a second flue pipe 5, the two ends of the two sides of the inner wall of the flue inlet cover 2 are respectively provided with a sliding chute 6, the sliding chutes 6 are respectively and slidably connected with a sliding block 7, one side of each sliding block 7 is fixedly connected with the two ends of the two sides of the flow deflector 3 through a connecting rod, the sliding chutes 6 are arranged to adjust the height of, first recess 8 has all been seted up to the top and the bottom of advancing 2 inner wall both sides of petticoat pipe, and the inside of four first recesses 8 all alternates and is connected with first bracing piece 9, and the top of one side of four first bracing pieces 9 all with two guide plate 3 fixed connection that correspond is equipped with the position that first bracing piece 9 can fixed guide plate 3, and first bracing piece 9 can rotate at first recess 8.

According to the drawings of fig. 3 and 4, two sides of the inner wall of the first flue pipe 1 are fixedly connected with a uniform flow plate 10, one side of the uniform flow plate 10 is provided with a plurality of through holes 11, the uniform flow plate 10 can make flue gas uniformly distributed and flow into the flue pipe, two ends of two sides of the inner wall of the first flue pipe 1 are respectively provided with a second groove 12, the inside of four second grooves 12 is respectively and uniformly clamped and connected with a clamping block 13, four clamping blocks 13 are respectively and fixedly connected with the uniform flow plate 10, a plurality of second support rods 14 are fixedly connected between two sides of the inner wall of the flue elbow 4, the outer wall of the plurality of second support rods 14 is sleeved with a plurality of arc-shaped guide plates 15, the plurality of arc-shaped guide plates 15 can make flue gas quickly pass through the flue elbow 4, the aggregation of flue gas is reduced, the stability of denitration efficiency is ensured, two ends of the plurality of arc-shaped guide plates, the plurality of third grooves 16 are all connected with the corresponding plurality of second support bars 14 in an inserting manner.

When in specific use, the flue gas flow field diversion and flow uniformizing device in the denitration reactor of the utility model is characterized in that two flow deflectors 3 are sequentially arranged on the inner wall of a flue gas inlet hood 2 from top to bottom, the flue gas smoothly flows into the denitration reactor by arranging the flow deflectors 3, the blockage of the flue gas at an inlet port is reduced, the flue gas is prevented from generating vortex and sloshing, the uniformity of a mixture is influenced, the stability of the denitration efficiency is ensured, the two ends of the two sides of the inner wall of the flue gas inlet hood 2 are both provided with chutes 6, the heights of the flow deflectors 3 can be adjusted by arranging the chutes 6, so that the flue gas enters a flue pipe and is uniformly distributed, then the two sides of the inner wall of a first flue pipe 1 are fixedly connected with flow uniformizing plates 10, the flue gas can uniformly distribute and flows into the flue pipe by arranging the flow uniformizing plates 10, thereby the denitration efficiency, through being equipped with a plurality of arc guide plates 15 can make the flue gas quick pass through flue return bend 4, reduce the gathering of flue gas, promote the even running of flue gas denitration reactor system.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Flue gas flow field water conservancy diversion even flow device in denitration reactor, including first flue pipe (1), its characterized in that: the utility model discloses a cigarette case, including first flue pipe (1), the one end fixedly connected with of first flue pipe (1) advances petticoat pipe (2), the inner wall top-down that advances petticoat pipe (2) is equipped with two guide plates (3) in proper order, the other end fixedly connected with flue return bend (4) of first flue pipe (1), the one end fixedly connected with second flue pipe (5) of first flue pipe (1) are kept away from in flue return bend (4).

2. The flue gas flow field diversion and flow uniformizing device in the denitration reactor as claimed in claim 1, is characterized in that: advance the both ends of petticoat pipe (2) inner wall both sides and all seted up spout (6), it is a plurality of equal sliding connection in inside of spout (6) has slider (7), and is a plurality of one side of slider (7) all is through the both ends fixed connection of connecting rod with guide plate (3) both sides.

3. The flue gas flow field diversion and flow uniformizing device in the denitration reactor as claimed in claim 1, is characterized in that: advance the top and the bottom of petticoat pipe (2) inner wall both sides and all seted up first recess (8), four the inside of first recess (8) all alternates and is connected with first bracing piece (9), four the top of one side of first bracing piece (9) all with two guide plate (3) fixed connection that correspond.

4. The flue gas flow field diversion and flow uniformizing device in the denitration reactor as claimed in claim 1, is characterized in that: two sides of the inner wall of the first flue pipe (1) are fixedly connected with flow equalizing plates (10), and one side of each flow equalizing plate (10) is provided with a plurality of through holes (11).

5. The flue gas flow field diversion and flow uniformizing device in the denitration reactor as claimed in claim 1, is characterized in that: second grooves (12) are formed in two ends of two sides of the inner wall of the first flue pipe (1), four clamping blocks (13) are connected to the inner portions of the second grooves (12) in a clamped mode, and the four clamping blocks (13) are fixedly connected with the flow equalizing plate (10).

6. The flue gas flow field diversion and flow uniformizing device in the denitration reactor as claimed in claim 1, is characterized in that: many second bracing pieces (14) of fixedly connected with between the both sides of flue return bend (4) inner wall, many the outer wall cover of second bracing piece (14) is equipped with a plurality of arc guide plates (15), and is a plurality of the both ends of arc guide plate (15) all with flue return bend (4) fixed connection.

7. The flue gas flow field diversion and flow uniformizing device in the denitration reactor as claimed in claim 1, is characterized in that: a plurality of third recesses (16) have been seted up to the both sides of flue return bend (4) inner wall, and is a plurality of third recess (16) all alternate with a plurality of second bracing pieces (14) that correspond and are connected.