CN209872999U - Bricklaying assembly of corrugated pipe compensator - Google Patents

Abstract

The utility model provides a brickwork assembly of a corrugated pipe compensator, which comprises a pipeline shell and a plurality of brickwork rings, wherein the brickwork rings are sequentially and coaxially arranged inside the pipeline shell, the brickwork rings and the pipeline shell are built by mud or oil paper, the air inlet of the pipeline shell is arranged in the brickwork rings, the first brickwork ring is arranged in the brickwork rings, the second brickwork ring is arranged adjacent to the first brickwork ring, because the first brick laying ring and the second brick laying ring have different structures, the brick joints among the bricks of the first brick laying ring are radial, and the brick joints among the bricks of the second brick laying ring are circumferential, the two brick joints form a staggered net shape, when hot air enters from the air inlet, the air leaked from the brick joints of the first brick-laying ring cannot smoothly enter the brick joints of the second brick-laying ring, but will be blocked by second brick ring, reduced corrugated pipe compensator's string of gas leakage, possess fine practicality.

Description

Bricklaying assembly of corrugated pipe compensator

Technical Field

The utility model relates to a blast furnace ironmaking field, concretely relates to hot-blast furnace hot-air duct bellows compensator's assembly of laying bricks.

Background

The high air temperature, the rich oxygen and the large coal injection are the main development directions of the modern blast furnace ironmaking, the hot blast stove obtains the high air temperature by burning blast furnace gas, hot air enters a hot air main pipe through a hot air branch pipe and then enters a blast furnace surrounding pipe, and finally enters the blast furnace through a tuyere, so that the aim of reducing the fuel ratio of the blast furnace and saving the cost is realized. The corrugated pipe compensator plays a role in compensating pipeline displacement caused by high temperature on a hot air main pipe and a blast furnace surrounding pipe, and is an indispensable important component of a hot air pipe system. However, in recent years, the bellows compensator frequently has high temperature points and air leakage, which seriously affects the production safety and the use of high air temperature, and further affects the fuel ratio of a blast furnace and the iron-making cost.

At present, methods such as cooling, repair welding, grouting and the like of an air adding pipe are mainly adopted for solving the problems of local high temperature points, air leakage and the like, but the methods have many limitations, cannot eliminate potential safety hazards and also cause the corrugated compensator to lose the compensation effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a bellows compensator's of difficult emergence air leakage phenomenon assembly of laying bricks.

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

in a general aspect, a brickwork assembly of bellows compensator is provided, including pipeline casing and a plurality of brickwork ring, it is a plurality of the brickwork ring is coaxial fixing in proper order on the pipeline shells inner wall, it is a plurality of set up in the brickwork ring of pipeline casing air intake is first brickwork ring, with first brickwork ring that lays adjacent the arranging is second brickwork ring, first brickwork ring with second brickwork ring thickness is the same, first brickwork ring includes a plurality of edges the abnormal shape brick that the circumferencial direction of first brickwork ring distributes in proper order, second brickwork ring includes the edge the radial three-layer brick layer that distributes in proper order of second brickwork ring.

Preferably, the first bricklaying ring is equally divided into eight special-shaped bricks, and each special-shaped brick is fan-shaped.

Preferably, the second brick laying ring comprises a clay brick layer, a high-alumina brick layer and an andalusite brick layer, wherein the clay brick layer is arranged on the inner wall of the shell, the high-alumina brick layer and the andalusite brick layer are arranged along the radial direction of the second brick laying ring in sequence on the clay brick layer.

Preferably, the brick laying ring arranged on the side, away from the air inlet, of the second brick laying ring has the same structure as the second brick laying ring.

Preferably, the pipeline shell comprises a pipe body and a flange plate, the flange plate is arranged on the outer circumferential surface of the air inlet of the pipe body, and the end surface of the flange plate is flush with the end surface of the pipe body.

Preferably, the clay brick layer, the high-alumina brick layer and the andalusite brick layer are all formed by building bricks with the same specification.

Preferably, a first masonry joint is arranged between the masonry bricks of the clay brick layer, a second masonry joint is arranged between the masonry bricks of the high-alumina brick layer, a third masonry joint is arranged between the masonry bricks of the andalusite brick layer, the first masonry joint and the second masonry joint are arranged in a staggered mode, and the second masonry joint and the third masonry joint are arranged in a staggered mode.

Preferably, the first masonry joint and the third masonry joint are positioned on the same straight line, and the second masonry joint is positioned between two adjacent first masonry joints.

Preferably, the brick laying ring and the pipeline shell are laid by using slurry or oil paper, and each two special-shaped bricks are laid by using slurry or oil paper.

The utility model provides a bellows compensator's brick laying assembly, because wherein first brick laying ring is different with the structure of second brick laying ring, the brickwork joint between the brickwork of first brick laying ring is radial, the brickwork joint between the brickwork of second brick laying ring is circumferencial direction, consequently, two brickwork joints form crisscross netted, when hot-blast follow air intake gets into, the wind that spills can not get into the brickwork joint of second brick laying ring smoothly in the brickwork joint of first brick laying ring, and can be blocked by second brick laying ring, the string gas air leakage that has reduced bellows compensator possesses fine practicality.

Drawings

Fig. 1 is a schematic sectional structure view of a first brick laying ring and a second brick laying ring of the present invention;

FIG. 2 is a schematic cross-sectional structure view of a first brick ring of the present invention;

fig. 3 is a schematic cross-sectional structure view of the second brick ring of the present invention.

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.

The embodiment of the utility model discloses a bellows compensator's assembly of laying bricks includes pipeline casing and six brick rings, and is concrete, and six brick rings are coaxial fixing in proper order on the pipeline shells inner wall, all build by laying bricks or stones with mud or oil paper between every brick ring and the pipeline casing, and the brick ring that sets up at pipeline casing air intake in six brick rings is first brick ring, and the brick ring of laying bricks that arranges adjacent with first brick ring is second brick ring, and first brick ring and second brick ring thickness are the same, and a hot air channel is constituteed jointly to the interior anchor ring of six brick rings, makes things convenient for the interior hot-blast of pipeline to pass through. It is worth noting that the number of bricklaying rings inside the corrugated pipe compensator can be increased or decreased correspondingly according to needs, and better ventilation effect is achieved.

Fig. 2 is the utility model discloses a cross-sectional structure schematic diagram of first brick laying ring department, as shown in fig. 2, first brick laying ring is formed by the combination of eight special-shaped bricks 2, eight special-shaped bricks 2 are sector shape, and distribute in proper order along the circumferencial direction of first brick laying ring, all have the brickwork joint between per two special-shaped bricks 2, each brickwork joint is all built by laying bricks or stones with mud or oil paper, make the brickwork joint fill up through the connection of mud or oil paper, prevent that hot-blast spills from the gap within a definite time.

Fig. 3 is the cross-sectional structure schematic diagram of the second brick laying ring department of the utility model, as shown in fig. 3, the second brick laying ring includes the three-layer brick layer that radially distributes in proper order along the second brick laying ring, all builds by laying bricks or stones with mud or oil paper between every two-layer adjacent brick layer.

Specifically, the three-layer brick layer that the inside periphery of outer periphery of second brick ring distributes in proper order is clay brick layer 3, high-alumina brick layer 4 and andalusite brick layer 5 respectively, and clay brick layer 3 sets up on the inner wall of casing, high-alumina brick layer 4 and andalusite brick layer 5 radially set gradually along second brick ring on clay brick layer 3. And the clay brick layer, the high-alumina brick layer and the andalusite brick layer are all built by bricks with the same specification. The andalusite brick layer 5 on the innermost layer is a refractory brick and can bear high-temperature hot air, and the clay brick layer 3 and the high-alumina brick layer 4 are heat insulation layers and have slow heat transfer rate.

It is worth noting that the brick joints between the three layers of the second brick laying ring are mutually staggered with the brick joints between the special-shaped bricks of the first brick laying ring, and the staggered brick joints ensure that the air leaked from the brick joints of the first brick laying ring cannot smoothly enter the brick joints of the second brick laying ring but can be blocked by the second brick laying ring, so that the leakage of the hot air is further reduced.

Fig. 1 is the utility model discloses a section structure schematic diagram of first brick laying ring and second brick laying ring, as shown in fig. 1, be provided with first masonry joint between the brick of clay brick layer 3, be provided with second masonry joint between the brick of high alumina brick layer 4, be provided with third masonry joint between the brick of andalusite brick layer 5, first masonry joint and second masonry joint dislocation, second masonry joint and third masonry joint dislocation.

Specifically, the second masonry joint is arranged in the middle of two adjacent first masonry joints of the clay brick layer 3, the third masonry joint is positioned on the same straight line with the first masonry joints, namely the masonry joints between the bricks of each layer are staggered, and the tightness of the second masonry brick ring is improved.

Furthermore, in the six bricklaying rings, the bricklaying ring arranged on the side, far away from the air inlet, of the second bricklaying ring has the same structure as the second bricklaying ring.

Furthermore, the pipeline shell comprises a pipe body 11 and a flange 12, wherein the flange 12 is arranged on the outer circumferential surface of the air inlet of the pipe body 11, and the end surface of the flange 12 is flush with the end surface of the pipe body 11. The flange increases the contact area between the pipeline shell and the hot air main pipe and improves the air tightness of the contact part.

The embodiment of this specification provides a corrugated pipe compensator's brickwork assembly, because wherein first brickwork ring is different with the structure of second brickwork ring, the brickwork joint between the brickwork of first brickwork ring is radial, the brickwork joint between the brickwork of second brickwork ring is circumferencial direction, consequently two brickwork joints form crisscross netted, when hot-blast air from the air intake gets into, the wind that spills in the brickwork joint of first brickwork ring can not get into the brickwork joint of second brickwork ring smoothly, but can be blocked by second brickwork ring, the string gas air that has reduced corrugated pipe compensator leaks out, possess fine practicality.

The foregoing description has been directed to specific embodiments of this disclosure. Other embodiments are within the scope of the following claims. It should be noted that, for those skilled in the art, without departing from the principle of the present application, several improvements and modifications can be made, and these improvements and modifications should also be construed as the protection scope of the present application.

Claims (9)

1. The utility model provides a bellows compensator's assembly of laying bricks, a serial communication port, including pipeline casing and a plurality of brick of laying bricks ring, it is a plurality of the brick of laying bricks ring is coaxial fixing in proper order on the pipeline shells inner wall, and is a plurality of set up in the brick of laying bricks ring of pipeline casing air intake is first brick of laying bricks ring, with the brick of laying bricks ring that first brick of laying bricks ring adjacent arrangement is second brick of laying bricks ring, first brick of laying bricks ring with second brick of laying bricks ring thickness is the same, first brick of laying bricks ring includes a plurality of edges irregular shape brick (2) that the circumferencial direction of first brick of laying bricks ring distributes in proper order, second brick of laying bricks ring includes the edge the radial three-layer brick layer that distributes in proper order of second brick of laying bricks ring.

2. The brick laying assembly according to claim 1 wherein the first ring of bricks is equally divided into eight shaped bricks, each shaped brick being fan-shaped.

3. The brick laying assembly according to claim 2, wherein the second brick laying ring comprises a clay brick layer (3), a high alumina brick layer (4) and an andalusite brick layer (5), the clay brick layer (3) is arranged on the inner wall of the housing, and the high alumina brick layer (4) and the andalusite brick layer (5) are arranged on the clay brick layer (3) in sequence along the radial direction of the second brick laying ring.

4. The brick laying assembly according to claim 3 wherein the brick laying ring arranged on the side of the second brick laying ring remote from the air inlet has the same structure as the second brick laying ring.

5. The brick laying assembly according to claim 3, wherein the pipeline housing comprises a pipe body (11) and a flange plate (12), the flange plate (12) is arranged on the outer circumferential surface of the air inlet of the pipe body (11), and the end surface of the flange plate (12) is flush with the end surface of the pipe body (11).

6. The brick laying assembly according to claim 3 wherein the clay brick layer, the high alumina brick layer and the andalusite brick layer are all laid by bricks with the same specification.

7. The brick laying assembly according to claim 6, wherein a first masonry joint is arranged between the bricks of the clay brick layer (3), a second masonry joint is arranged between the bricks of the high-alumina brick layer (4), a third masonry joint is arranged between the bricks of the andalusite brick layer (5), the first masonry joint and the second masonry joint are arranged in a staggered mode, and the second masonry joint and the third masonry joint are arranged in a staggered mode.

8. The masonry assembly according to claim 7, wherein the first masonry joint and the third masonry joint are collinear, and the second masonry joint is located intermediate two adjacent first masonry joints.

9. A brickwork assembly according to any one of claims 1-8, wherein the ring of brickwork is constructed from mud or oil between the casing and each two of the profile bricks (2).