CN210506044U

CN210506044U - Novel regenerator grate arch T-shaped brick

Info

Publication number: CN210506044U
Application number: CN201921271787.XU
Authority: CN
Inventors: 郑滔; 谢俊; 韩建军; 张�成; 张晓华; 王静
Original assignee: Hubei Sanxia New Building Materials Co ltd
Current assignee: Hubei Sanxia New Building Materials Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-12
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to a novel regenerator grate arch T type brick, regenerator top are by T type brick, seek flat brick and grate arch and constitute, and wherein a plurality of blocks are made level the brick and are built at grate arch top, and T type brick is located and is sought flat brick, and new T type brick is regular cube cubic, and the whole embedding of a plurality of new T type brick bottoms is built is sought flat brick top and with the integrative building shaping of brick of making level, the utility model has the advantages of stop T type brick fracture and lead to upper portion check body to drop and collapse the jam, prolong regenerator life, reach heat accumulation, energy saving and emission reduction's fundamental purpose.

Description

Novel regenerator grate arch T-shaped brick

Technical Field

The utility model relates to a glass melting furnace field especially relates to a novel regenerator grate arch T type brick.

Background

The glass melting furnace regenerator is used as a smoke heat recovery and cyclic utilization device, plays an important role in saving energy and providing high temperature required by melting high-quality glass, and can be divided into a communicated type, a separated type, a semi-separated type, a two-small furnace separated type, a two-section type and other types. The lower rider arch is a brick structure bearing the weight of the regenerator lattice body, and is one arch built with single arch brick, and the arch has strip to strip opening for air passage, width not less than 150mm, height not less than 300mm and interval not less than 150 mm. In order to build and code the grid body bricks, the arc upper surfaces of the arch rider arches are leveled by using slag climbing bricks, and the arch of each rider arch is spaced and supported by using T-shaped bricks, so that the grid body is prevented from shifting and collapsing during kiln baking.

As shown in the attached drawings 1-3, the original T-shaped brick 4 is T-shaped and is divided into a brick body 41 and an insertion block 42, a corner 43 of R65 is arranged at the joint of the insertion block 42 and the brick body 41, stress concentration is easy to occur in the firing process, and cracks which are invisible to naked eyes appear; in the long-term use process, due to frequent heat exchange and expansion deviation, under the dual actions of high-temperature alternating corrosion and lattice body gravity, triangular cracking is easy to happen at the corners 43 of the brick bodies 41 upwards until the whole brick body is cracked, the upper lattice body falls down, collapses and blocks, the heat storage performance of the regenerator is seriously influenced, the unit consumption of fuel is increased, the melting temperature is reduced, and the quality of glass products is also seriously influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in that, to the defect among the prior art, a novel regenerator rider arch T type brick is provided.

In order to solve the technical problem, the utility model provides a novel regenerator rider arch T type brick, the regenerator top is by T type brick, seek flat brick and rider arch and constitute, and wherein a plurality of blocks are made level the brick and are built at rider arch top, and T type brick is located and is made level the brick, and new T type brick is regular cube cubic, and the whole embedding of a plurality of new T type brick bottoms has been built is found flat brick top and with the brick integrated into one piece of making level.

As a further explanation of the present invention, preferably, a plurality of new T-shaped bricks are distributed at intervals on the top of the leveling brick.

As a further explanation of the invention, it is preferred that the new T-shaped brick is made mainly of Al₂O₃、SiO₂And Fe₂O₃And (4) forming.

As a further explanation of the present invention, preferably, the new T-shaped brick includes a brick body, a front inclined plane and a side inclined plane, the brick body is a cube-shaped brick, the front inclined plane is provided on two pairs of side end faces having a large brick body area, and the side inclined plane is provided on the brick body end faces on both sides of the front inclined plane, so that the brick body forms a prismoid shape.

As a further explanation of the present invention, preferably, the included angle range between the front inclined plane and the vertical plane is 2 to 4 °, the included angle range between the side inclined plane and the vertical plane is 3 to 5 °, and the front inclined plane and the side inclined plane are both top-contracted and bottom-expanded inclinations.

As to the utility model discloses a further explanation, preferably, the internal interval of brick is inlayed and is had steel pole in a plurality of roots, and well steel pole length direction is vertical, and well steel pole top end face and brick body top end face parallel and level.

As to the utility model discloses a further explanation, preferably, well steel pole middle part links firmly the enhancement platform of halfpace form, and the enhancement platform external diameter is greater than the external diameter of well steel pole.

Implement the utility model discloses a, following beneficial effect has:

1. the utility model selects the refractory material with higher compressive strength and thermal shock resistance for the rider arch T-shaped brick, the compressive strength is more than or equal to 90MPa, and the weight of the upper grid body is guaranteed to bear; the thermal shock resistance performance and the thermal shock stability (1100 ℃, water cooling) are more than or equal to 25 times, and the material can bear the alternating stress from 700 ℃ to the normal temperature of 20 ℃ for a long time;

2. the T-shaped brick is designed into an integral structure, two corners at the lower part are eliminated, and the compressive strength of the brick body is improved;

3. the T-shaped bricks are embedded into the leveling bricks in the building process, so that all the arch of the furnace bars form a whole, and the offset crack caused by uneven expansion in the kiln baking process is avoided.

Drawings

FIG. 1 is a view of the structure of an original T-shaped brick;

FIG. 2 is a side view of the original T-shaped brick in cooperation with the leveling brick and the rider arch;

FIG. 3 is a front view of the original T-shaped brick in cooperation with the leveling brick and the rider arch;

FIG. 4 is a structural view of the novel T-shaped brick of the present invention;

FIG. 5 is a front view of the novel T-shaped brick of the present invention;

FIG. 6 is a side view of the new T-shaped brick of the present invention;

FIG. 7 is a cross-sectional view of the novel T-shaped brick of the present invention;

FIG. 8 is a side view of the novel T-shaped brick of the present invention in cooperation with the leveling brick and the rider arch;

fig. 9 is a front view of the new T-shaped brick of the present invention in cooperation with the leveling brick and the rider arch.

Description of reference numerals:

1. a new T-shaped brick; 11. a brick body; 12. a front bevel; 13. a side bevel; 14. a middle steel rod; 15. a reinforcing table; 2. leveling the brick; 3. a rider arch; 4. original T-shaped bricks; 41. a brick body; 42. inserting a block; 43. and (6) turning.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A new regenerator grate arch T-shaped brick, combine fig. 4 to fig. 6, the new T-shaped brick 1 includes brick body 11, front bevel 12 and side bevel 13, the brick body 11 is the cuboid fragment, the front bevel 12 is set up on two pairs of side end faces that the brick body 11 area is big, the included angle range of the front bevel 12 and vertical face is 2-4 degrees, the side bevel 13 is set up on the brick body 11 end face of both sides of the front bevel 12, the included angle range of the side bevel 13 and vertical face is 3-5 degrees, the front bevel 12 and side bevel 13 are the top and contract, the slope of the bottom expansion type, make the brick body 11 form the terrace with edge; according to experiments, the included angle between the front inclined plane 12 and the vertical plane is 3 degrees, and when the included angle between the side inclined plane 13 and the vertical plane is 4 degrees, the bearing capacity is maximum, and plastic deformation cannot occur.

As shown in fig. 7, two parallel middle steel rods 14 are embedded in the brick body 11 at intervals, each middle steel rod 14 is a cylindrical solid steel column, the length direction of each middle steel rod 14 is vertical, the length of each middle steel rod is smaller than the height of the brick body 11, the top end face of each middle steel rod 14 is flush with the top end face of the brick body 11, and the middle steel rods 14 are arranged to improve the structural strength of the brick body 11 and can play a role in auxiliary support; well steel pole 14 middle part has linked firmly the enhancement platform 15 of halfpace form, strengthens the external diameter that platform 15 external diameter is greater than well steel pole 14, sets up the area of contact that strengthens platform 15 and increase well steel pole 14 and brick body 11, and can be with pressure homodisperse to brick body 11 inside when receiving pressure, can play and improve 14 middle part structural strength of well steel pole, effectively avoids the problem of 14 pressurized buckling deformation of well steel pole.

Referring to FIGS. 4, 5 and 6, the new T-shaped brick 1 is made of Al₂O₃、SiO₂And Fe₂O₃The composition is characterized in that the content of each molecule meets the following requirements: al (Al)₂O₃≥60％；SiO₂≤38％；Fe₂O₃Less than or equal to 1.0 percent, and the novel T-shaped brick 1 has apparent porosity of more than or equal to 17 percent by matching the formula with a frustum pyramid-shaped structure and the support of a middle steel rod 14 and a reinforcing platform 15; the bulk density is more than or equal to 2.40g/cm³(ii) a The normal temperature compressive strength is more than or equal to 90 MPa; refractoriness under load (0.2MPa, T0.6) is more than or equal to 1600 ℃; the thermal shock stability (1100 ℃, water cooling) is more than or equal to 25 times, so that the compressive strength and the thermal shock resistance are enhanced; and experiments show that the top of the new T-shaped brick 1 is not deformed even under the normal temperature pressure of 90MPa, the surface of the new T-shaped brick only slightly expands less than 1mm, and the structural strength is high.

Combining with the figures 8 and 9, the new T-shaped bricks 1 are designed into an integral structure, two corners 43 at the lower part are eliminated, the compressive strength of the brick body is increased, meanwhile, the leveling bricks 2 are firstly built at the top of the arc-shaped rider arch 3 in the building process, so that the top of the rider arch 3 forms a plane, and meanwhile, the bottoms of a plurality of new T-shaped bricks 1 are embedded into the leveling bricks 2 at intervals, so that each rider arch 3 forms an integral body, and the phenomenon that the offset crack is caused by uneven expansion in the baking kiln process is avoided.

Before this scheme was used, because T type brick explodes to split and leads to the checker body to drop and sink, if not changing the checker body, only adopt the spraying reinforcement mode, a kiln hot repair cost reaches more than 120 ten thousand, if drop and seriously lead to the whole blanket of regenerator, seriously influence flue gas and air exchange, change regenerator checker body overall cost more than 1000 ten thousand. The scheme is expanded and applied to various kilns of the company at present, and from the current use condition, only few individual cracking conditions occur within 8 years of one kiln age, wherein two kiln ages are prolonged to be used on a certain line, and the overall use effect is good.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a novel regenerator rider arch T type brick, the regenerator top is by T type brick, make level brick (2) and rider arch (3) and constitute, wherein a plurality of find level brick (2) are built at rider arch (3) top, T type brick is located and is found level brick (2), its characterized in that, new T type brick (1) are regular cube cubic, the whole embedding of a plurality of new T type brick (1) bottom has been built find level brick (2) top and with make level brick (2) integrated into one piece.

2. The new regenerator rider arch T-shaped brick as claimed in claim 1, wherein several new T-shaped bricks (1) are spaced on top of the leveling brick (2).

3. The novel regenerator rider arch T-shaped brick as claimed in claim 1, wherein the novel T-shaped brick (1) comprises a brick body (11), a front inclined plane (12) and side inclined planes (13), the brick body (11) is a cube-shaped brick, the front inclined plane (12) is formed on two pairs of side end faces with large area of the brick body (11), and the side inclined planes (13) are formed on the end faces of the brick body (11) at two sides of the front inclined plane (12) to form the brick body (11) into a frustum shape.

4. The novel regenerator rider arch T-shaped brick as claimed in claim 3, wherein the angle between the front slope (12) and the vertical plane is in the range of 2 ° to 4 °, the angle between the side slope (13) and the vertical plane is in the range of 3 ° to 5 °, and both the front slope (12) and the side slope (13) are inclined in a top-contracted and bottom-expanded manner.

5. The novel regenerator rider arch T-shaped brick as claimed in claim 3, wherein a plurality of middle steel rods (14) are embedded in the brick body (11) at intervals, the length direction of the middle steel rods (14) is vertical, and the top end face of the middle steel rods (14) is flush with the top end face of the brick body (11).

6. The novel regenerator rider arch T-shaped brick as claimed in claim 5, wherein a reinforcing platform (15) in the shape of a ladder is fixedly connected to the middle of the middle steel bar (14), and the outer diameter of the reinforcing platform (15) is larger than that of the middle steel bar (14).