CN211864538U - Beamless support alloy spray pipe - Google Patents

Abstract

The utility model discloses a no roof beam supports alloy shower for the internal desulfurization of absorption tower sprays the operation, including female pipe, branch pipe, female pipe one end links to each other with the absorption tower body is fixed, and in the other end extended to the absorption tower body, a plurality of branch pipes were connected perpendicularly in female pipe both sides, the utility model discloses novel structure, branch pipe cover absorption tower cross-section, thick liquid and flue gas more can effective contact, improve the coverage rate, guarantee desulfurization efficiency, and female pipe adopts no roof beam bearing structure, sparingly a supporting beam's cost investment, the utility model discloses the nozzle is connected reliably, sparingly overhauls the maintenance cost.

Description

Beamless support alloy spray pipe

Technical Field

The utility model relates to a lime stone-gypsum wet flue gas desulfurization thick liquid spraying system technical field especially relates to a no roof beam supports alloy shower.

Background

Desulfurization, broadly referred to as desulfurization prior to combustion, refers to the removal of sulfur from fuel and prior to the emission of flue gases. The existing limestone-gypsum wet desulphurization slurry spray pipe is mainly made of glass Fiber Reinforced Plastic (FRP) materials, is bonded with a nozzle (made of SiC) and is connected with an absorption tower by a sleeve, a spray layer supporting beam is additionally arranged at the lower part of the spray pipe to support the spray pipe, the supporting beam is usually made of rectangular hollow steel pipes, the material consumption is high, the cost is high, the installation is inconvenient, the flue gas seriously erodes the supporting beam in the production operation, the individual position of the beam is seriously corroded, the supporting potential safety hazard is easily caused, the slurry atomization effect is poor due to the fact that the nozzle is dropped, the local flue gas is leaked, and the desulphurization efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a no roof beam supports alloy shower.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a no roof beam supports alloy shower for desulfurization in the absorption tower body sprays the operation, includes female pipe, branch pipe, female pipe one end links to each other with the absorption tower body is fixed, and in the other end extended to the absorption tower body, it is a plurality of the branch pipe is connected perpendicularly in female pipe both sides.

Female pipe includes first female pipe section, second female pipe section, third female pipe section, fourth female pipe section, first reducing section, second reducing section, the female pipe section diameter size of first female pipe section, second is unanimous, the female pipe section diameter of second is greater than the female pipe section diameter of third, the female pipe section diameter of third is greater than the female pipe section diameter of fourth, first female pipe section welded connection is on the absorption tower body lateral wall, first female pipe section right-hand member extends to in the absorption tower body and links to each other with the female pipe section of second, link to each other through first reducing section between female pipe section of second, the third, link to each other through second reducing section between the female pipe section of third.

And a pipe plug is arranged inside the right side of the fourth main pipe section.

And a main pipe flange is welded at the left end of the first main pipe section.

And a reinforcing ring is welded at the welding position of the first main pipe section and the side wall of the absorption tower body.

The branch pipe covers the absorption tower body cross-section, the branch pipe both sides are connected with a plurality of branch pipe flanges along branch pipe length direction, the branch pipe flange of branch pipe both sides is crisscross the equipartition.

The main pipe and the branch pipe are made of nickel-based alloy

The utility model has the advantages that: the utility model discloses novel structure, branch pipe cover absorption tower cross-section, thick liquid and flue gas more can effective contact, improve the coverage rate, guarantee desulfurization efficiency, female pipe adopts no roof beam bearing structure, saves a supporting beam's cost investment, the utility model discloses the nozzle is connected reliably, sparingly overhauls the maintenance cost.

Drawings

Fig. 1 is a front view of the present invention.

In the figure: the absorption tower comprises an absorption tower body 1, a mother pipe 2, a first mother pipe section 21, a second mother pipe section 22, a third mother pipe section 23, a fourth mother pipe section 24, a first reducing section 25, a second reducing section 26, a pipe plug 27, a mother pipe flange 28, a branch pipe 3, a reinforcing ring 4 and a branch pipe flange 5.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein the descriptions of "left", "right", etc. in the present invention all refer to fig. 1 as the reference direction:

as shown in figure 1, the spraying pipe without the beam support alloy is used for desulfurization spraying operation in an absorption tower body 1 and comprises a main pipe 2 and branch pipes 3, wherein one end of the main pipe 2 is fixedly connected with the absorption tower body 1, the other end of the main pipe extends into the absorption tower body 1, and the branch pipes 3 are vertically connected to two sides of the main pipe 2.

The mother pipe 2 comprises a first mother pipe section 21, a second mother pipe section 22, a third mother pipe section 23, a fourth mother pipe section 24, a first reducing section 25 and a second reducing section 26, the diameters of the first mother pipe section 21 and the second mother pipe section 22 are consistent, the diameter of the second mother pipe section 22 is larger than that of the third mother pipe section 23, the diameter of the third mother pipe section 23 is larger than that of the fourth mother pipe section 24, the design ensures the stability of the spraying water pressure, the first mother pipe section 21 is welded and connected on the side wall of the absorption tower body 1, the right end of the first mother pipe section 21 extends into the absorption tower body 1 and is connected with the second mother pipe section 22, the second mother pipe section 22 and the third mother pipe section 23 are connected through the first reducing section 25, the third mother pipe section 23 and the fourth mother pipe section 24 are connected through the second reducing section 26, the whole mother pipe 2 is welded and connected with the absorption tower body 1 only depending on the position of the first mother pipe section 21 and is supported, and is subjected to finite element stress analysis, the flexibility of the pipe body can completely meet the requirement of structural stress, the main pipe 2 is segmented, the installation on a construction site is convenient, when the pipe body is installed on the site, the first main pipe section 21 is welded on the absorption tower body 1, and other components can be integrally hoisted after the on-site welding is finished to enter the absorption tower body 1 to be butted with the first main pipe section 21 or enter the absorption tower body 1 to be segmented and assembled through a spraying layer manhole.

And a pipe plug 27 is arranged in the right side of the fourth mother pipe section 24, so that spraying blockage caused by scaling of slurry in a dead zone at the tail end is effectively avoided.

The left end of the first main pipe section 21 is welded with a main pipe flange 28 which can be butted with an external water inlet pipe.

The welding position of the first mother pipe section 21 and the side wall of the absorption tower body 1 is welded with a reinforcing ring 4, and the welding position of the first mother pipe section 21 and the side wall of the absorption tower body 1 is structurally reinforced and reinforced.

The branch pipe 3 covers 1 cross-section of absorption tower body, and 3 both sides of branch pipe are connected with a plurality of branch pipe flanges 5 along 3 length direction of branch pipe, and the crisscross equipartition of branch pipe flange 5 of 3 both sides of branch pipe, branch pipe flange 5 are used for flange joint to spray the mouth, and the mouth that sprays that connects like this is difficult for droing, reduces and overhauls, and 3 end of branch pipe and 1 inner wall adoption of absorption tower body are simply supported the bracket auxiliary stay, need not an erection bracing piece support below the whole body that sprays like this, have practiced thrift.

The main pipe 2 and the branch pipes 3 are made of nickel-based alloy, and influence of slurry on corrosion and scouring of the spray pipe is effectively avoided by means of characteristics of the alloy material.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (4)

1. The utility model provides a no roof beam supports alloy shower for desulfurization in absorption tower body (1) sprays the operation, including female pipe (2), branch pipe (3), its characterized in that: one end of the main pipe (2) is fixedly connected with the absorption tower body (1), the other end of the main pipe extends into the absorption tower body (1), the branch pipes (3) are vertically connected to two sides of the main pipe (2), the main pipe (2) comprises a first main pipe section (21), a second main pipe section (22), a third main pipe section (23), a fourth main pipe section (24), a first reducing section (25) and a second reducing section (26), the diameters of the first main pipe section (21) and the second main pipe section (22) are consistent, the diameter of the second main pipe section (22) is larger than that of the third main pipe section (23), the diameter of the third main pipe section (23) is larger than that of the fourth main pipe section (24), the first main pipe section (21) is welded and connected to the side wall of the absorption tower body (1), the right end of the first main pipe section (21) extends into the absorption tower body (1) and is connected with the second main pipe section (22), the second bus-bar section (22) and the third bus-bar section (23) are connected through a first reducing section (25), the third bus-bar section (23) and the fourth bus-bar section (24) are connected through a second reducing section (26), a pipe plug (27) is arranged inside the right side of the fourth bus-bar section (24), and a reinforcing ring (4) is welded at the welding position of the side wall of the absorption tower body (1) of the first bus-bar section (21).

2. The beamless supported alloy showerhead of claim 1, wherein: a main pipe flange (28) is welded at the left end of the first main pipe section (21).

3. The beamless supported alloy showerhead of claim 1, wherein: the absorption tower body (1) cross-section is covered in branch pipe (3), be connected with a plurality of branch pipe flanges (5) along branch pipe (3) length direction in branch pipe (3) both sides, the crisscross equipartition of branch pipe flange (5) of branch pipe (3) both sides.

4. The beamless supported alloy showerhead of claim 1, wherein: the main pipe (2) and the branch pipes (3) are made of nickel-based alloy.

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