CN214369318U - Steam inlet header - Google Patents

Abstract

The utility model belongs to the technical field of soot blower installation, in particular to an air inlet header, which comprises an air inlet header, the right end of the steam inlet header is fixedly provided with evenly distributed air inlet pipes, the lower end of the steam inlet header is provided with a connecting pipe in a contact way, an annular plate is fixedly arranged inside the steam inlet header, a mounting pipe is fixedly arranged on the lower side wall of the annular plate, the outer wall of the steam inlet header is provided with symmetrical sliding grooves, the outer part of the steam inlet header is provided with a sleeve in a sliding way, the inner wall of the sleeve is fixedly provided with symmetrical limiting blocks, both limiting blocks are connected with the side wall of the chute in a sliding way, the fixed installation mechanism that is provided with in sheathed tube both ends is convenient for install fast fixedly between admission header and the connecting pipe, replaces welded fastening in the past, has not only accelerated fixed mounting's efficiency, effectively prevents the harmful gas polluted air environment of welding production moreover.

Description

Steam inlet header

Technical Field

The utility model relates to a soot blower installs technical field, specifically is an admission header.

Background

At present, when a steam inlet pipeline of an acoustic wave soot blower is installed in a power plant boiler, a hole needs to be formed in a furnace wall water-cooling wall, and because the distance between two tubes of the furnace wall water-cooling wall is phi 30-phi 60, when the steam inlet pipeline with phi 60-phi 89 is installed, two water-cooling wall tubes of the furnace wall need to be cut off to manufacture a abdicating bend. Because of cutting original pipeline, can increase crater and crater detection achievement volume, any negligence can lead to the emergence of boiler booster risk, brings great economic loss for the power plant, consequently, general power plant requires not to allow not to cut the water wall pipe as far as, and the preparation is let a bit curved.

When the existing steam inlet header is used, the existing steam inlet header is difficult to install and often needs to be directly welded, but after the existing steam inlet header is used, the welded steam inlet header cannot be quickly disassembled and assembled, and the use efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an admission header to the current admission header that proposes in solving above-mentioned background art often influences the problem of availability factor through welding snap-on, inconvenient dismouting when using.

In order to achieve the above object, the utility model provides a following technical scheme: an air intake header comprises an air intake header, wherein the right end of the air intake header is fixedly provided with air intake pipes which are uniformly distributed, the lower end of the steam inlet header is provided with a connecting pipe in a contact way, the inside of the steam inlet header is fixedly provided with an annular plate, the lower side wall of the annular plate is fixedly provided with a mounting pipe, the outer wall of the steam inlet header is provided with symmetrical sliding chutes, a sleeve is arranged outside the steam inlet header in a sliding manner, symmetrical limiting blocks are fixedly arranged on the inner wall of the sleeve, the two limiting blocks are connected with the side wall of the sliding chute in a sliding manner, the two ends of the sleeve are fixedly provided with mounting mechanisms, the steam inlet header is internally and transversely provided with a screw rod, the left end of the screw rod penetrates through the left side wall of the steam inlet header to extend to the left end and is fixedly provided with a rotating block, the fixed riser that is provided with of right-hand member of lead screw, the right side wall of riser corresponds the fixed plugging block that is provided with evenly arranging of intake pipe.

Preferably, installation mechanism includes the gag lever post, two the gag lever post all with sheathed tube lateral wall fixed connection, two the telescopic one end is kept away from to the gag lever post is all fixed and is provided with the limiting plate, two the pole wall of gag lever post all slides and is provided with the slider, two the lateral wall of slider is all fixed and is provided with the dead lever, the fixed slot of symmetry is seted up to the lateral wall of connecting pipe, two the dead lever keep away from the slider one end all run through the sheathed tube lateral wall and with joint, two between the fixed slot the pole wall of gag lever post all fixed cup joints the spring, two the one end of spring all with the lateral wall fixed connection of slider, two the other end of spring all with the lateral wall fixed connection of limiting plate.

Preferably, a sealing ring is fixedly arranged outside the installation pipe.

Preferably, a sealing ring is fixedly arranged at the joint of the left side wall of the steam inlet header and the screw rod.

Preferably, the blocking block is made of a rubber material.

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

through the common cooperation of annular plate, installation pipe, gag lever post, limiting plate, slider, dead lever and spring, be convenient for install fast fixedly between admission header and the connecting pipe, replace welded fastening in the past, not only accelerated fixed efficiency, effectively prevent the harmful gas polluted air environment of welding production moreover.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: the steam-inlet pipe comprises a steam-inlet header 1, an air-inlet pipe 2, a connecting pipe 3, an annular plate 4, an installation pipe 5, a sleeve 6, a limiting block 7, a screw rod 8, a rotating block 9, a vertical plate 10, a blocking block 11, a limiting rod 12, a limiting plate 13, a sliding block 14, a fixing rod 15 and a spring 16.

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 is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-2, the present invention provides a technical solution: an admission header comprises an admission header 1, the right end of the admission header 1 is fixedly provided with an evenly-distributed air inlet pipe 2, the lower end of the admission header 1 is provided with a connecting pipe 3 in a contact manner, the inside of the admission header 1 is fixedly provided with an annular plate 4, the lower side wall of the annular plate 4 is fixedly provided with an installation pipe 5, the outer wall of the admission header 1 is provided with symmetrical chutes, the outside of the admission header 1 is provided with a sleeve 6 in a sliding manner, the inner wall of the sleeve 6 is fixedly provided with symmetrical limit blocks 7, the two limit blocks 7 are both in sliding connection with the side wall of the chutes, two ends of the sleeve 6 are fixedly provided with installation mechanisms, the inside of the admission header 1 is transversely provided with a lead screw 8, the left end of the lead screw 8 penetrates through the left side wall of the admission header 1 to extend to the left end and is fixedly provided with a rotating block 9, the right end of the lead screw 8 is fixedly provided with a vertical plate 10, and the right side wall of the vertical plate 10 is fixedly provided with evenly-distributed blocking blocks 11 corresponding to the air inlet pipe 2;

the mounting mechanism comprises two limiting rods 12, the two limiting rods 12 are fixedly connected with the side wall of the sleeve 6, one ends of the two limiting rods 12, which are far away from the sleeve 6, are fixedly provided with limiting plates 13, the rod walls of the two limiting rods 12 are provided with sliders 14 in a sliding manner, the side walls of the two sliders 14 are fixedly provided with fixing rods 15, the side wall of the connecting pipe 3 is provided with symmetrical fixing grooves, one ends of the two fixing rods 15, which are far away from the sliders 14, penetrate through the side wall of the sleeve 6 and are clamped with the fixing grooves, the rod walls of the two limiting rods 12 are fixedly sleeved with springs 16, one ends of the two springs 16 are fixedly connected with the side wall of the sliders 14, and the other ends of the two springs 16 are fixedly connected with the side wall of the limiting plates 13, so that the steam inlet header 1 and the connecting pipe 3 can be mounted and fixed quickly, the mounting difficulty is reduced, and the mounting efficiency is improved;

a sealing ring is fixedly arranged outside the mounting pipe 5;

a sealing ring is fixedly arranged at the joint of the left side wall of the steam inlet header 1 and the screw rod 8;

the plugging block 11 is made of rubber.

The working principle is as follows: during the use, rotate rotatory piece 9, rotatory piece 9 drives lateral wall fixed connection's lead screw 8 and rotates, lead screw 8 drives right side wall fixed connection's riser 10 and moves right, riser 10 drives right side wall fixed connection's shutoff piece 11 and blocks intake pipe 2, vertically place admission header 1 in the upper end of connecting pipe 3, make installation pipe 5 peg graft in the inside of connecting pipe 3, pulling slider 14, slider 14 drives lateral wall fixed connection's dead lever 15 and removes, make dead lever 15 remove the outside of sleeve pipe 6, remove the outside of connecting pipe 3 with sleeve pipe 6, loosen slider 14, spring 16 promotes slider 14, slider 14 drives joint between lateral wall fixed connection's dead lever 15 and the fixed slot, it is fixed to install between admission header 1 and the connecting pipe 3 fast, the efficiency of installation is increased.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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 (5)

1. The steam inlet header comprises a steam inlet header (1) and is characterized in that a uniformly distributed air inlet pipe (2) is fixedly arranged at the right end of the steam inlet header (1), a connecting pipe (3) is arranged at the lower end of the steam inlet header (1) in a contact manner, an annular plate (4) is fixedly arranged inside the steam inlet header (1), an installation pipe (5) is fixedly arranged on the lower side wall of the annular plate (4), symmetrical sliding grooves are formed in the outer wall of the steam inlet header (1), a sleeve (6) is arranged outside the steam inlet header (1) in a sliding manner, symmetrical limit blocks (7) are fixedly arranged on the inner wall of the sleeve (6), the two limit blocks (7) are both in sliding connection with the side walls of the sliding grooves, installation mechanisms are fixedly arranged at the two ends of the sleeve (6), a lead screw (8) is transversely arranged inside the steam inlet header (1), the left side wall that the left end of lead screw (8) runs through admission header (1) extends to the left end and fixed rotatory piece (9) that is provided with, the right-hand member of lead screw (8) is fixed and is provided with riser (10), the right side wall of riser (10) corresponds fixed plugging block (11) that are provided with evenly arranging of intake pipe (2).

2. The steam intake header as claimed in claim 1, wherein: the mounting mechanism comprises two limiting rods (12), the two limiting rods (12) are fixedly connected with the side wall of the sleeve (6), one ends, far away from the sleeve (6), of the two limiting rods (12) are fixedly provided with limiting plates (13), the rod walls of the two limiting rods (12) are provided with sliding blocks (14) in a sliding manner, the side walls of the two sliding blocks (14) are fixedly provided with fixing rods (15), the fixed slot of symmetry, two is seted up to the lateral wall of connecting pipe (3) the one end that slider (14) were kept away from in dead lever (15) all run through the lateral wall of sleeve pipe (6) and with joint, two between the fixed slot the pole wall of gag lever post (12) is all fixed spring (16) have been cup jointed, two the one end of spring (16) all with the lateral wall fixed connection of slider (14), two the other end of spring (16) all with the lateral wall fixed connection of limiting plate (13).

3. The steam intake header as claimed in claim 1, wherein: and a sealing ring is fixedly arranged outside the mounting pipe (5).

4. The steam intake header as claimed in claim 1, wherein: and a sealing ring is fixedly arranged at the joint of the left side wall of the steam inlet header (1) and the screw rod (8).

5. The steam intake header as claimed in claim 1, wherein: the plugging block (11) is made of rubber materials.

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