CN214169637U

CN214169637U - Heat-insulating efficient refractory corundum brick

Info

Publication number: CN214169637U
Application number: CN202023316970.2U
Authority: CN
Inventors: 李明欢; 赵彦龙; 张二特; 张晓雷
Original assignee: Gongyi No5 Refractory Co ltd
Current assignee: Gongyi No5 Refractory Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-10
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a heat-insulating high-efficiency refractory corundum brick, which comprises a brick body, a convex clamping block and a through hole, the top of the brick body is fixedly provided with a top block, the two sides of the top of the brick body are provided with clamping grooves, the bottom of the brick body is fixedly provided with a brick body extension block, the inner side of the brick body extension block is provided with a fixing groove, the front of the brick body is provided with a slot, the front of the brick body is fixedly provided with a convex clamping block, the back of the brick body is fixedly provided with a groove matched with the convex clamping block for use, the utility model is matched with the fixed groove for use through the brick body extending block, thereby can be with reciprocal anchorage formation cuboid between this device, increase the application range of this device, the heat preservation insulating layer through adopting simultaneously in the inside of device, not only the heat preservation ability that improves this device that can have, also can avoid in-process high temperature liquid splatter to cause the problem that the heat preservation damaged in the heat preservation layer.

Description

Heat-insulating efficient refractory corundum brick

Technical Field

The utility model relates to a resistant firebrick, in particular to heat preservation efficient fire-resistant corundum brick belongs to refractory material technical field.

Background

The corundum brick is a refractory product with alumina content higher than 90% and corundum as main crystal phase. High compression strength at normal temp (up to 340MPa) and high softening starting temp under load (greater than 1700 deg.C). Good chemical stability and strong resistance to acid or alkaline slag, metal, molten glass and the like. The thermal shock stability is related to the structure, the erosion resistance of the compact product is good, but the thermal shock stability is poor, and the corundum brick is generally used as a circulation groove of high-temperature metal liquid.

However, the existing corundum bricks have poor heat insulation performance, so that an additional heat insulation structure needs to be installed on the outer layer of the corundum bricks, but in the actual use process, high-temperature liquid is easy to splash onto the outer heat insulation layer, so that heat insulation damage is caused, frequent maintenance and repair are needed, and meanwhile, the problem that the liquidity of metal liquid is reduced due to the fact that the temperature of the high-temperature liquid in the corundum bricks is quickly reduced due to the damage of the heat insulation layer is also easy to cause.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat preservation efficient refractory corundum brick to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat preservation efficient fire-resistant corundum brick, includes the brick body, protruding fixture block and through-hole, the top fixed mounting of the brick body has the kicking block, the both sides at brick body top are provided with the draw-in groove, the bottom fixed mounting of the brick body has the brick body to extend the piece, the inboard that the brick body extends the piece is provided with the fixed slot, the front of the brick body is provided with the slot, the positive fixed mounting of the brick body has protruding fixture block, brick body back fixed mounting has the recess that uses with protruding fixture block cooperation.

Preferably, through holes are distributed in the brick body, and the through holes are rhombic.

Preferably, a heat insulation layer is clamped inside the brick body, and the front surface of the heat insulation layer is coated with a fireproof flame-retardant layer.

Preferably, the heat insulation layer is internally provided with heat insulation cotton, the heat insulation cotton is wrapped with asbestos, and the asbestos is wrapped with a clay layer.

Preferably, criss-cross rib blocks are fixedly mounted inside the brick body, and the rib blocks are high-temperature resistant ceramic blocks.

Preferably, the width of the fixing groove is twice of the width of the brick body extension block, and the length of the brick body extension block is the same as the depth of the fixing groove.

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

1. the utility model relates to a heat preservation efficient refractory corundum brick, the cooperation through the brick body extension piece that is provided with and fixed slot is used, thereby can form the cuboid with reciprocal anchorage between this device, increase the application range of this device, the heat preservation insulating layer through the adoption is in the inside of device simultaneously, the heat preservation ability of this device of improvement not only that can have, also can avoid in-process high temperature liquid splatter of in-service use to cause the problem of heat preservation damage at the heat preservation layer, the number of times of device whole maintenance change has been reduced, use cost is reduced.

2. The utility model relates to a heat preservation efficient refractory corundum brick uses through the cooperation of the kicking block that is provided with and draw-in groove to fix two sets of devices from top to bottom, improve the stability of device installation, prevent that the device from taking place to rock, can divide into two halves with this device through the slot that is provided with, thereby make its this device adaptable use in the middle of the corner, the holistic intensity of this device of rib piece ability effectual improvement through the adoption, improve the life of device.

Drawings

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

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

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of the assembly structure of the present invention;

fig. 5 is the structure schematic diagram of the heat insulation layer of the utility model.

In the figure: 1. a top block; 2. a brick body; 3. a convex clamping block; 4. a brick body extension block; 5. fixing grooves; 6. a heat insulation layer; 7. a groove; 8. a fire resistant flame retardant layer; 9. a through hole; 10. a card slot; 11. slotting; 12. heat preservation cotton; 13. asbestos; 14. a clay layer; 15. a rib block.

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. 1-5, the utility model provides a heat-insulating high-efficiency refractory corundum brick, which comprises a brick body 2, a convex clamping block 3 and a through hole 9, wherein the top of the brick body 2 is fixedly provided with a top block 1, the top block 1 is matched with a clamping groove for use, so that the brick can be effectively fixed, the device is prevented from shaking during installation and causing the problem of wall inclination, the clamping groove 10 is arranged on two sides of the top of the brick body 2, the brick body extension block 4 is fixedly arranged at the bottom of the brick body 2, the device is integrally fixed into a cuboid through the matching use of the two groups of brick body extension blocks 4 and the fixing groove 5, so that the device can form a wall surface, the fixing groove 5 is arranged on the inner side of the brick body extension block 4, the front of the brick body 2 is provided with a slot 11, the slot 11 can conveniently divide the brick body 2 into two halves, thereby the device can perfectly try the edge of, the positive fixed mounting of the brick body 2 has protruding fixture block 3, and protruding fixture block 3 uses with the cooperation of recess 7, and the stability that increases the device installation is very big has made things convenient for the staff, and 2 back fixed mounting of the brick body has recess 7 that uses with the cooperation of protruding fixture block 3.

The utility model discloses in: through holes 9 are distributed in the interior of the brick body 2, gaps are formed in the interior of the brick body 2 due to the through holes 9, the possibility that cracks are generated due to expansion caused by heat and contraction caused by cold of the brick body 2 is reduced, and the through holes 9 are rhombic.

The utility model discloses in: the inside of the brick body 2 accompanies the insulating layer 6 that keeps warm, through the heat preservation ability of the improvement this device that additionally increases insulating layer 6 not only can, also can avoid in-process high-temperature liquid splatter of in-service use causing the problem of heat preservation damage in the insulating layer, the number of times of the whole maintenance of device change has been reduced, the front coating of insulating layer 6 that keeps warm has fire-resistant fire-retardant layer 8, fire-resistant fire-retardant layer 8 avoids the destruction of high temperature to insulating layer 6 that keeps warm.

The utility model discloses in: the heat insulation layer 6 is internally provided with heat insulation cotton 12, the outer side of the heat insulation cotton 12 is wrapped with asbestos 13, the outer side of the asbestos 13 is wrapped with a clay layer 14, and the clay layer 14 is used for adhering the heat insulation layer 6 and the brick body 2.

The utility model discloses in: the inside fixed mounting of the brick body 2 has criss-cross muscle piece 15, and muscle piece 15 adopts high temperature resistant ceramic piece, and muscle piece 15 can effectual improvement this device holistic intensity, improves the life of device.

The utility model discloses in: the width of the fixing groove 5 is twice the width of the brick extending block 4, the length of the brick extending block 4 is the same as the depth of the fixing groove 5, and the device can be combined into a cuboid through design.

The utility model discloses in: the brick body 2 is made of alumina mixed with other refractory materials.

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. A heat-insulating high-efficiency refractory corundum brick is characterized in that: including the brick body (2), protruding fixture block (3) and through-hole (9), the top fixed mounting of the brick body (2) has kicking block (1), the both sides at the brick body (2) top are provided with draw-in groove (10), the bottom fixed mounting of the brick body (2) has brick body extension piece (4), the inboard that the brick body extends piece (4) is provided with fixed slot (5), the front of the brick body (2) is provided with slot (11), the positive fixed mounting of the brick body (2) has protruding fixture block (3), brick body (2) back fixed mounting has recess (7) with protruding fixture block (3) cooperation use.

2. The refractory corundum brick with high heat preservation efficiency as claimed in claim 1, is characterized in that: through holes (9) are distributed in the brick body (2), and the through holes (9) are rhombic.

3. The refractory corundum brick with high heat preservation efficiency as claimed in claim 1, is characterized in that: the brick is characterized in that a heat insulation layer (6) is clamped inside the brick body (2), and a fireproof flame-retardant layer (8) is coated on the front surface of the heat insulation layer (6).

4. The refractory corundum brick with high heat preservation efficiency as claimed in claim 3, is characterized in that: the heat insulation layer (6) is internally provided with heat insulation cotton (12), the outer side of the heat insulation cotton (12) is wrapped with asbestos (13), and the outer side of the asbestos (13) is wrapped with a clay layer (14).

5. The refractory corundum brick with high heat preservation efficiency as claimed in claim 1, is characterized in that: the interior fixed mounting of the brick body (2) has criss-cross muscle piece (15), and muscle piece (15) adopt high temperature resistant ceramic block.

6. The refractory corundum brick with high heat preservation efficiency as claimed in claim 1, is characterized in that: the width of the fixing groove (5) is twice that of the brick body extension block (4), and the length of the brick body extension block (4) is the same as the depth of the fixing groove (5).