CN115900350B - High-efficient thermal-insulated high temperature resistant furnace lining - Google Patents
High-efficient thermal-insulated high temperature resistant furnace lining Download PDFInfo
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- CN115900350B CN115900350B CN202211335388.1A CN202211335388A CN115900350B CN 115900350 B CN115900350 B CN 115900350B CN 202211335388 A CN202211335388 A CN 202211335388A CN 115900350 B CN115900350 B CN 115900350B
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Abstract
The application discloses a high-efficiency heat-insulating high-temperature-resistant furnace lining, which comprises functional furnace lining bricks, first connecting bricks, second connecting bricks, a plurality of first furnace lining bricks, a plurality of second furnace lining bricks and a plurality of third furnace lining bricks; adjacent two first furnace lining bricks are spliced with each other, the first connecting bricks and the second connecting bricks are abutted against the corresponding second furnace lining bricks, and the first connecting bricks and the second connecting bricks are abutted against the functional furnace lining bricks. The furnace lining bricks of the application adopt a composite structure, the furnace lining bricks of different layers adopt a dislocation distribution mode, and a limit structure is arranged between adjacent furnace lining bricks, thereby realizing matching installation and realizing high-efficiency heat insulation of the furnace lining.
Description
Technical Field
The application relates to the field of furnace linings, in particular to a high-efficiency heat-insulation high-temperature-resistant furnace lining.
Background
The lining is a lining arranged in the furnace body and mainly has the effect of fire resistance and heat insulation, and the concrete lining structure is formed by unshaped pouring materials or shaped prefabricated furnace lining bricks, and the main material types are very various, such as silicon-aluminum refractory bricks, alkaline refractory bricks, carbon-containing refractory bricks, zirconium-containing refractory bricks, heat insulation refractory bricks and the like. The castable, also called refractory castable, is a granular and powdery material made by adding a certain amount of binding agent into refractory material, has higher fluidity and is shaped into unshaped refractory material in a casting mode. However, the existing furnace lining adopts a single structure, so that the refractory and heat-insulating effects are poor, the working temperature of the refractory furnace lining cannot be monitored, whether the furnace lining is damaged or not cannot be sensed actively, and maintenance cannot be reminded actively.
Disclosure of Invention
The application aims to: the application aims to overcome the defects of the prior art and provides an efficient heat-insulating high-temperature-resistant furnace lining.
The technical scheme is as follows: a furnace lining comprising functional furnace lining bricks, first connecting bricks, second connecting bricks, a plurality of first furnace lining bricks, a plurality of second furnace lining bricks and a plurality of third furnace lining bricks; the two adjacent first furnace lining bricks are spliced with each other, each first furnace lining brick comprises a cambered surface-shaped first brick body, a first bar-shaped convex block fixed on one side of the first brick body and two first limiting plug blocks fixed on the back of the first brick body, and a first bar-shaped groove matched with the first bar-shaped convex block is formed in the other side of the first brick body; the two adjacent second furnace lining bricks are spliced with each other, each second furnace lining brick comprises a cambered surface-shaped second brick body, a second bar-shaped convex block fixed on one side of the second brick body and two second limit inserting blocks fixed on the back of the second brick body, a second bar-shaped groove matched with the second bar-shaped convex block is formed in the other side of the second brick body, and a first limit inserting groove matched with the first limit inserting block is formed in the front of the second brick body; the two adjacent third furnace lining bricks are spliced with each other, each third furnace lining brick comprises a cambered surface-shaped third brick body and a third strip-shaped convex block fixed on one side of the third brick body, a third strip-shaped groove matched with the third strip-shaped convex block is formed in the other side of the third brick body, and a second limiting slot matched with the second limiting plug block is formed in the front face of the third brick body; the first connecting brick and the second connecting brick comprise a fourth brick body in a cambered surface shape and a third limiting inserting block which is fixed on the back surface of the fourth brick body and matched with the second limiting inserting block, the front surface of the fourth brick body is also provided with a third limiting inserting block matched with the first limiting inserting block, one side of the first connecting brick is also provided with a fourth strip-shaped protruding block matched with the second strip-shaped protruding block, and one side of the second connecting brick is also provided with a fourth strip-shaped protruding block matched with the second strip-shaped protruding block; the functional furnace lining brick comprises a cambered surface-shaped fifth brick body, a fifth bar-shaped lug which is positioned on one side of the fifth brick body and matched with the first bar-shaped groove, and a sixth bar-shaped lug which is matched with the third bar-shaped groove, wherein the other side of the fifth brick body is provided with a fifth bar-shaped groove matched with the first bar-shaped lug and a sixth bar-shaped groove matched with the third bar-shaped lug.
Further, the back of the first brick body is provided with 2 first limit plug blocks; the front surface of the second brick body is provided with 2 first limit slots, and the back surface of the second brick body is provided with 2 second limit plugs; the front surface of the third brick body is provided with 2 second limit slots; the front sides of the first connecting brick body and the second connecting brick body are respectively provided with 1 third limiting slot, and the back sides of the first connecting brick body and the second connecting brick body are respectively provided with 1 third limiting plug.
Further, the cross sections of the first limiting insert block, the second limiting insert block, the third limiting insert block, the first limiting slot, the second limiting slot and the third limiting slot are T-shaped.
Further, the heights of the functional furnace lining bricks, the first connecting bricks, the second connecting bricks, the first furnace lining bricks, the second furnace lining bricks and the third furnace lining bricks are equal.
Further, pouring materials are coated on the inner sides of the functional furnace lining bricks and the inner sides of the plurality of first furnace lining bricks.
Further, the top end of the functional furnace lining brick is provided with a detection groove, a plurality of inner side heat conduction channels and a plurality of outer side heat conduction channels are arranged in the functional furnace lining brick, one end of each inner side heat conduction channel faces to the joint of the first connecting brick and the corresponding first furnace lining brick or faces to the joint of the second connecting brick and the corresponding first furnace lining brick, and the other end of each inner side heat conduction channel is positioned in the detection groove; one end of the outer heat conduction channel faces to the joint of the first connecting brick and the corresponding third furnace lining brick or faces to the joint of the second connecting brick and the corresponding third furnace lining brick, and the other end of the outer heat conduction channel is positioned in the detection groove; the inner side heat conduction channel and the outer side heat conduction channel are filled with heat conduction metal materials; the detection groove is internally provided with a mounting brick body and a cover brick body positioned above the mounting brick body, and the top end of the cover brick body is flush with the top end of the functional furnace lining brick; the installation brick body department has a plurality of installation through-holes, installs a metal heat conduction post and is used for measuring the temperature sensor of this metal heat conduction post in every installation through-hole, the quantity of installation through-hole equals the sum of inboard heat conduction passageway and outside heat conduction passageway, and the heat conduction metal material in the heat conduction passageway of every metal heat conduction post butt or the heat conduction metal material in the outer heat conduction passageway of butt.
Further, the heat conductive metal material may be formed by prefabricating functional furnace lining bricks and then injecting molten metal liquid into the inner heat conductive channel and the outer heat conductive channel. Or, after the heat conducting metal material is molded, the functional furnace lining brick is directly prefabricated in the functional furnace lining brick when the functional furnace lining brick is prefabricated.
Further, the heat conducting metal material is made of stainless steel.
In addition, copper-aluminum alloy materials can be adopted when the furnace is used in a furnace body with lower temperature.
Further, the two sides of the detection groove are provided with first sliding grooves, the top end of the installation brick body is provided with second sliding grooves, the two sides of the cover brick body are provided with first sliding rails matched with the first sliding grooves, and the bottom end of the cover brick body is provided with second sliding rails matched with the second sliding grooves.
Thereby the installation of the brick body and the cover part brick body is more compact.
Further, the installation brick body department has installation box groove and a plurality of wiring groove, install the installation box in the installation box groove, install the control unit in the installation box, the quantity of wiring groove equals the quantity and the two one-to-one of installation through-hole, every installation through-hole is connected one the wiring groove.
Further, the control unit is connected with a cable.
The cable may be used to power and transmit temperature sensing data.
In other embodiments, a Bluetooth unit may be installed within the control box.
Further, the inner side heat conduction channels have 6, and are divided into 2 first inner side heat conduction channels, 2 second inner side heat conduction channels and 2 third inner side heat conduction channels, wherein one of the 2 first inner side heat conduction channels has an end facing the joint of the first connecting brick and the corresponding first furnace lining brick, the other one has an end facing the joint of the second connecting brick and the corresponding first furnace lining brick, the other one has an end facing the joint of the first connecting brick and the corresponding first furnace lining brick, the other one has an end facing the joint of the second connecting brick and the corresponding first furnace lining brick, and the other one has an end facing the joint of the first connecting brick and the corresponding first furnace lining brick.
Further, 2 first inner side heat conduction channels are located at the same level, 2 second inner side heat conduction channels are located at the same level, and 2 third inner side heat conduction channels are located at the same level; the second inner side heat conduction channel is located above the first inner side heat conduction channel, and the third inner side heat conduction channel is located above the second inner side heat conduction channel.
Further, the outer heat conduction channels have 6, are divided into 2 first outer heat conduction channels, 2 second outer heat conduction channels and 2 third outer heat conduction channels, one of the 2 first outer heat conduction channels has an end facing the joint of the first connecting brick and the corresponding third furnace lining brick, the other one has an end facing the joint of the second connecting brick and the corresponding third furnace lining brick, one of the 2 second outer heat conduction channels has an end facing the joint of the first connecting brick and the corresponding third furnace lining brick, the other one has an end facing the joint of the second connecting brick and the corresponding third furnace lining brick, and one of the 2 third outer heat conduction channels has an end facing the joint of the first connecting brick and the corresponding third furnace lining brick, and the other one has an end facing the joint of the second connecting brick and the corresponding third furnace lining brick.
Further, 2 first outside heat conduction channels are located at the same level, 2 second outside heat conduction channels are located at the same level, and 2 third outside heat conduction channels are located at the same level; the second outboard heat conduction channel is located above the first outboard heat conduction channel and the third outboard heat conduction channel is located above the second outboard heat conduction channel.
Further, each first inner side heat conduction channel is provided with a first accommodating cavity communicated with the first inner side heat conduction channel; each second inner side heat conduction channel is provided with a second accommodating cavity communicated with the second inner side heat conduction channel; each third inner side heat conduction channel is provided with a third accommodating cavity communicated with the third inner side heat conduction channel; the first accommodating cavity, the second accommodating cavity and the third accommodating cavity are filled with the heat conducting metal material.
Further, the first furnace lining brick, the second furnace lining brick, the third furnace lining brick, the first connecting brick, the second connecting brick, the functional furnace lining brick, the detection brick body and the cover brick body are all selected from one of silicon carbide refractory bricks, high-alumina refractory bricks or clay bricks.
Further, the first furnace lining bricks, the functional furnace lining bricks, the detection brick body and the cover brick body adopt silicon carbide refractory bricks.
Further, the second furnace lining brick, the first connecting brick and the second connecting brick are made of high-alumina refractory bricks.
Further, the third furnace lining brick adopts silicon carbide refractory bricks, high-alumina refractory bricks or clay.
Further, the pouring material is coated at the joint of the detection groove and the cover part brick body.
Thereby realizing better heat preservation effect, also realizing the heat insulation protection to the temperature sensor and the control box, avoiding the interference of the heat source around it.
Further, the casting material is a refractory casting material.
Further, all of the inner and outer heat transfer channels are L-shaped.
The beneficial effects are that: compared with the prior general furnace lining, the furnace lining has the following advantages:
the furnace lining provided by the application adopts a multi-layer structure, so that the furnace lining has a better heat insulation effect, can be used in combination with casting materials, and has a better heat insulation effect.
The furnace lining adopts the structure of the functional furnace lining bricks, so that when the furnace lining is used, the temperature of different positions of the furnace lining can be detected, and whether the furnace body and the furnace lining are normal or not can be judged.
The furnace lining disclosed by the application not only can detect the temperatures of different areas of the furnace lining under normal conditions, but also can be found out in time and maintained correspondingly under the condition that the furnace lining is damaged and falls off.
Drawings
FIG. 1 is a schematic view of a furnace lining;
FIG. 2 is a schematic view of the separation of the lining mounting bricks and the cover bricks;
FIG. 3 is a view of a functional furnace lining brick of the furnace lining;
FIG. 4 is an exploded view of the furnace lining components;
FIG. 5 is an enlarged view of area A;
FIG. 6 is a schematic cross-sectional view of a functional furnace lining brick cut along an inner side heat transfer channel;
FIG. 7 is an enlarged view of region B;
FIG. 8 is an enlarged view of region C;
FIG. 9 is a schematic cross-sectional view of a functional furnace lining brick cut along an outer side heat transfer channel;
fig. 10 is an enlarged view of the region D.
Detailed Description
Reference numerals: 1, a first furnace lining brick; 1.1, a first brick body; 1.2 first bar-shaped bumps; 1.3 a first bar-shaped groove; 1.4 first limit plug blocks;
2, a second furnace lining brick; 2.1 a second brick body; 2.2 second bar-shaped bumps; 2.3 a second bar-shaped groove; 2.4 a first limit slot; 2.5 second limit plug blocks;
3, third furnace lining bricks; 3.1 a third brick body; 3.2 third bar-shaped bumps; 3.3 a third bar-shaped groove; 3.4 a second limit slot;
4.1 first connecting bricks; 4.1.1 and 4.2.1 fourth bricks; 4.1.2 fourth bar-shaped bumps; 4.1.3 and 4.2.3 third limit slots; 4.1.4 and 4.2.4 third limiting plug blocks; 4.2 second connecting bricks; 4.2.2 fourth grooves;
5, functional furnace lining bricks; 5.1.1 first inner side heat transfer channels; 5.1.2 second inner side heat transfer channels; 5.1.3 third inner side heat transfer channels; 5.1.4 first accommodation chamber; 5.1.5 second accommodation chamber; 5.1.6 third accommodation chamber; 5.2.1 first outboard thermally conductive vias; 5.2.2 second outside heat conduction channels; 5.2.3 third outboard heat conduction channels; 5.3 detecting grooves; 5.4 a first chute;
6, installing a brick body; 6.1 a second chute; 6.2 mounting through holes; 6.3 wiring grooves; 6.4 a temperature sensor; 6.5 mounting boxes; 6.6 metal heat conduction columns;
7, a brick body with a cover part; 7.1 a first slide rail; 7.2 second slide rail.
The following is a detailed description with reference to the accompanying drawings: an efficient heat-insulating high-temperature-resistant furnace lining comprises functional furnace lining bricks, a first connecting brick 4.1, a second connecting brick 4.2, a plurality of first furnace lining bricks 1, a plurality of second furnace lining bricks 2 and a plurality of third furnace lining bricks 3; the two adjacent first furnace lining bricks 1 are spliced with each other, the first furnace lining bricks 1 comprise cambered surface-shaped first brick bodies 1.1, first strip-shaped protruding blocks 1.2 fixed on one side of the first brick bodies 1.1 and two first limit inserting blocks 1.4 fixed on the back of the first brick bodies 1.1, and first strip-shaped grooves 1.3 matched with the first strip-shaped protruding blocks 1.2 are formed in the other side of the first brick bodies 1.1; the two adjacent second furnace lining bricks 2 are spliced with each other, the second furnace lining bricks 2 comprise cambered surface-shaped second brick bodies 2.1, second bar-shaped protruding blocks 2.2 fixed on one side of the second brick bodies 2.1 and two second limit inserting blocks 2.5 fixed on the back of the second brick bodies 2.1, second bar-shaped grooves 2.3 matched with the second bar-shaped protruding blocks 2.2 are formed in the other side of the second brick bodies 2.1, and first limit inserting grooves 2.4 matched with the first limit inserting blocks 1.4 are formed in the front of the second brick bodies 2.1; the two adjacent third furnace lining bricks 3 are spliced with each other, the third furnace lining bricks 3 comprise cambered surface-shaped third brick bodies 3.1 and third strip-shaped protruding blocks 3.2 fixed on one sides of the third brick bodies 3.1, third strip-shaped grooves 3.3 matched with the third strip-shaped protruding blocks 3.2 are formed in the other sides of the third brick bodies, and second limiting inserting grooves 3.4 matched with the second limiting inserting blocks 2.5 are formed in the front faces of the third brick bodies 3.1; the first connecting brick 4.1 and the second connecting brick 4.2 comprise cambered-surface-shaped fourth brick bodies 4.1.1 and 4.2.1 and third limit inserting blocks 4.1.4 and 4.2.4 which are fixed on the back surfaces of the fourth brick bodies 4.1.1 and 4.2.1 and are matched with the second limit inserting grooves 3.4, the front surfaces of the fourth brick bodies 4.1.1 and 4.2.1 are also provided with third limit inserting grooves 4.1.3 and 4.2.3 which are matched with the first limit inserting blocks 1.4, one side of the first connecting brick 4.1 is also provided with a fourth strip-shaped protruding block 4.1.2 which is matched with the second strip-shaped protruding block 2.3, and one side of the second connecting brick 4.2 is also provided with a fourth strip-shaped protruding block 4.2.2 which is matched with the second strip-shaped protruding block 2.2; the first connecting brick 4.1 and the second connecting brick 4.2 are both abutted to the functional furnace lining brick 5, the functional furnace lining brick 5 comprises a fifth brick body in a cambered surface shape, a fifth bar-shaped protruding block which is positioned on one side of the fifth brick body and is matched with the first bar-shaped protruding block 1.3, and a sixth bar-shaped protruding block which is matched with the third bar-shaped protruding block 3.3, and the other side of the fifth brick body is provided with a fifth bar-shaped protruding block 1.2 and a sixth bar-shaped protruding block 3.2.
The back of the first brick body 1 is provided with 2 first limit plug blocks 1.4; the front surface of the second brick body 2 is provided with 2 first limit slots 2.4, and the back surface of the second brick body 2 is provided with 2 second limit plugs 2.5; the front surface of the third brick body 3 is provided with 2 second limit slots 3.4; the front sides of the first connecting brick body 4.1 and the second connecting brick body 4.2 are respectively provided with 1 third limiting slot 4.1.3 and 4.2.3, and the back sides are provided with 1 third limiting plug blocks 4.1.4 and 4.2.4. The cross sections of the first limiting plug block 1.4, the second limiting plug block 2.5, the third limiting plug blocks 4.1.4 and 4.2.4, the first limiting slot 2.4, the second limiting slot 3.4 and the third limiting slots 4.1.3 and 4.2.3 are T-shaped. The heights of the functional furnace lining bricks 5, the first connecting bricks 4.1, the second connecting bricks 4.2, the first furnace lining bricks 1, the second furnace lining bricks 2 and the third furnace lining bricks 3 are equal. The functional lining bricks 5 and the inner sides of the first lining bricks 1 are coated with pouring materials. The top end of the functional furnace lining brick 5 is provided with a detection groove 5.3, the functional furnace lining brick 5 is internally provided with a plurality of inner side heat conduction channels and a plurality of outer side heat conduction channels, one end of each inner side heat conduction channel faces to the joint of the first connecting brick and the corresponding first furnace lining brick or faces to the joint of the second connecting brick and the corresponding first furnace lining brick, and the other end of each inner side heat conduction channel is positioned in the detection groove; one end of the outer heat conduction channel faces to the joint of the first connecting brick and the corresponding third furnace lining brick or faces to the joint of the second connecting brick and the corresponding third furnace lining brick, and the other end of the outer heat conduction channel is positioned in the detection groove; the inner side heat conduction channel and the outer side heat conduction channel are filled with heat conduction metal materials; a mounting brick body 6 and a cover brick body 7 positioned above the mounting brick body are arranged in the detection groove 5.3, and the top end of the cover brick body 7 is flush with the top end of the functional furnace lining brick 5; the installation brick body 6 is provided with a plurality of installation through holes 6.2, a metal heat conduction column 6.6 and a temperature sensor 6.4 for measuring the temperature of the metal heat conduction column 6.6 are installed in each installation through hole 6.2, the number of the installation through holes 6.2 is equal to the sum of the number of the inner side heat conduction channels and the number of the outer side heat conduction channels, and each metal heat conduction column 6.6 is abutted against the heat conduction metal material in one inner heat conduction channel or the heat conduction metal material in one outer heat conduction channel.
The two sides of the detection groove 5.3 are respectively provided with a first sliding groove 5.4, the top end of the installation brick body 6 is provided with a second sliding groove 6.1, the two sides of the cover brick body 7 are respectively provided with a first sliding rail 7.1 matched with the first sliding grooves 5.4, and the bottom end of the cover brick body is provided with a second sliding rail 7.2 matched with the second sliding grooves 6.1. The installation brick body 6 department has installation box groove and a plurality of wiring groove 6.3, install installation box 6.5 in the installation box groove, install control unit and wireless communication unit in the installation box 6.5, the quantity of wiring groove 6.3 equals the quantity and the two one-to-one of installation through-hole 6.2, every installation through-hole 6.2 is connected one wiring groove 6.3. The inner side heat conduction channels are provided with 6 first inner side heat conduction channels 5.1.1, 2 second inner side heat conduction channels 5.1.2 and 2 third inner side heat conduction channels 5.1.3,2, wherein one end part of one of the 2 third inner side heat conduction channels 5.1.1 faces the joint of the first connecting brick 4.1 and the corresponding first furnace lining brick 1, the other end part faces the joint of the second connecting brick 4.2 and the corresponding first furnace lining brick 2, one end part of the 2 second inner side heat conduction channels 5.1.2 faces the joint of the first connecting brick 4.1 and the corresponding first furnace lining brick 1, the other end part faces the joint of the second connecting brick 4.2 and the corresponding first furnace lining brick 1, the other end part of the other third inner side heat conduction channel 5.1.3 faces the joint of the first connecting brick 4.1 and the corresponding first furnace lining brick 1, the other end part faces the joint of the second connecting brick 4.2 and the corresponding first furnace lining brick 1, the other end part of the other end part faces the joint of the first furnace lining brick 1, and the other end part of the other end part faces the first connecting brick 4.2 and the corresponding first furnace lining brick 1, the other end part is located at the same level of the first inner side heat conduction channels 5.1.1.2, and the first inner side heat conduction channels are located at the same level of the first inner side heat conduction channels 2.1.5.1.5.5.1, and are located at the same level; the second inner side heat conduction channel 5.1.2 is located above the first inner side heat conduction channel 5.1.1, and the third inner side heat conduction channel 5.1.3 is located above the second inner side heat conduction channel 5.1.2; the outer heat conduction channels have 6, are divided into 2 first outer heat conduction channels 5.2.1, 2 second outer heat conduction channels 5.2.2 and 2 third outer heat conduction channels 5.2.3,2, wherein one end of one of the 2 third outer heat conduction channels 5.2.1 faces the joint of the first connecting brick 4.1 and the corresponding third furnace lining brick 3, the other end faces the joint of the second connecting brick 4.2 and the corresponding third furnace lining brick 3, one end of the 2 second outer heat conduction channels 5.2.2 faces the joint of the first connecting brick 4.1 and the corresponding third furnace lining brick 3, the other end faces the joint of the second connecting brick 4.2 and the corresponding third furnace lining brick 3, and one end of the 2 third outer heat conduction channels 5.2.3 faces the joint of the first connecting brick 4.1 and the corresponding third furnace lining brick 3.
As shown in the figure, the furnace lining provided by the application adopts three layers of furnace lining bricks, so that a better heat insulation and fire resistance effect is achieved, and the first furnace lining brick on the inner side can be further coated with a fire-resistant pouring material, so that the better heat insulation effect is achieved. Moreover, the lining bricks of the adjacent layers are distributed in a staggered way, so that a better heat insulation effect is achieved. In this embodiment, a circle of first, second and third furnace lining bricks is adopted. Two or more rings of first, second and third furnace lining bricks may be used if desired, depending on the height of the furnace.
In addition, the application designs a functional furnace lining brick, as shown in the figure, and the functional furnace lining brick is further provided, so that a plurality of inner side heat conduction channels and a plurality of outer side heat conduction channels of the functional furnace lining brick can conduct heat at different positions, particularly the joint positions of the first connecting brick and the second connecting brick and the first furnace lining brick, and the joint positions of the first connecting brick and the second furnace lining brick are distributed at different heights. And the heat is conducted through the heat conducting metal material and then conducted to the metal heat conducting column, and is detected by the temperature sensor, so that the temperature monitoring can be carried out on the position between the first lining brick and the second lining brick and the position between the second lining brick and the third lining brick of the furnace lining, and the temperature measuring points are distributed at different heights, so that the normal use of the furnace lining is monitored.
In addition, the inboard heat conduction channel all is connected with and holds the chamber, when the inboard of pouring material and the function furnace lining brick of inlayer appears damaging, under the condition that even large tracts of land drops (function furnace lining brick and first furnace lining brick adopt same material, therefore the wearing and tearing degree is similar), hold the heat conduction metal in the chamber and can expose, because hold the quick heat conduction of metal in the chamber, consequently can lead to temperature sensor's temperature to show the rise before relatively, consequently can judge probably the furnace lining inboard breaks down, can carry out the timely maintenance after shutting down. And because the heat conducting channels and the accommodating cavities are distributed in different heights, the working temperatures of different positions of the furnace lining can be judged according to the measured values of the temperature sensor.
While the application has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the scope of the application as defined in the following claims.
Claims (9)
1. The high-efficiency heat-insulating high-temperature-resistant furnace lining is characterized by comprising functional furnace lining bricks, first connecting bricks, second connecting bricks, a plurality of first furnace lining bricks, a plurality of second furnace lining bricks and a plurality of third furnace lining bricks; the two adjacent first furnace lining bricks are spliced with each other, each first furnace lining brick comprises a cambered surface-shaped first brick body, a first bar-shaped convex block fixed on one side of the first brick body and two first limiting plug blocks fixed on the back of the first brick body, and a first bar-shaped groove matched with the first bar-shaped convex block is formed in the other side of the first brick body; the two adjacent second furnace lining bricks are spliced with each other, each second furnace lining brick comprises a cambered surface-shaped second brick body, a second bar-shaped convex block fixed on one side of the second brick body and two second limit inserting blocks fixed on the back of the second brick body, a second bar-shaped groove matched with the second bar-shaped convex block is formed in the other side of the second brick body, and a first limit inserting groove matched with the first limit inserting block is formed in the front of the second brick body; the two adjacent third furnace lining bricks are spliced with each other, each third furnace lining brick comprises a cambered surface-shaped third brick body and a third strip-shaped convex block fixed on one side of the third brick body, a third strip-shaped groove matched with the third strip-shaped convex block is formed in the other side of the third brick body, and a second limiting slot matched with the second limiting plug block is formed in the front face of the third brick body; the first connecting brick and the second connecting brick comprise a fourth brick body in a cambered surface shape and a third limiting inserting block which is fixed on the back surface of the fourth brick body and matched with the second limiting inserting block, the front surface of the fourth brick body is also provided with a third limiting inserting block matched with the first limiting inserting block, one side of the first connecting brick is also provided with a fourth strip-shaped protruding block matched with the second strip-shaped protruding block, and one side of the second connecting brick is also provided with a fourth strip-shaped protruding block matched with the second strip-shaped protruding block; the first connecting brick and the second connecting brick are abutted against the functional furnace lining brick, the functional furnace lining brick comprises a fifth brick body in a cambered surface shape, a fifth bar-shaped protruding block which is positioned at one side of the fifth brick body and is matched with the first bar-shaped protruding block, and a sixth bar-shaped protruding block which is matched with the third bar-shaped protruding block, and a fifth bar-shaped protruding block which is matched with the first bar-shaped protruding block and a sixth bar-shaped protruding block which is matched with the third bar-shaped protruding block are arranged at the other side of the fifth brick body; the top end of the functional furnace lining brick is provided with a detection groove, a plurality of inner side heat conduction channels and a plurality of outer side heat conduction channels are arranged in the functional furnace lining brick, one end of each inner side heat conduction channel faces to the joint of the corresponding first furnace lining brick or the joint of the corresponding second connecting brick and the corresponding first furnace lining brick, and the other end of each inner side heat conduction channel is positioned in the detection groove; one end of the outer heat conduction channel faces to the joint of the first connecting brick and the corresponding third furnace lining brick or faces to the joint of the second connecting brick and the corresponding third furnace lining brick, and the other end of the outer heat conduction channel is positioned in the detection groove; the inner side heat conduction channel and the outer side heat conduction channel are filled with heat conduction metal materials; the detection groove is internally provided with a mounting brick body and a cover brick body positioned above the mounting brick body, and the top end of the cover brick body is flush with the top end of the functional furnace lining brick; the installation brick body department has a plurality of installation through-holes, installs a metal heat conduction post and is used for measuring the temperature sensor of this metal heat conduction post in every installation through-hole, the quantity of installation through-hole equals the sum of inboard heat conduction passageway and outside heat conduction passageway, and the heat conduction metal material in the heat conduction passageway of every metal heat conduction post butt or the heat conduction metal material in the outer heat conduction passageway of butt.
2. The efficient heat-insulating high-temperature-resistant furnace lining according to claim 1, wherein the back surface of the first brick body is provided with 2 first limiting plug blocks; the front surface of the second brick body is provided with 2 first limit slots, and the back surface of the second brick body is provided with 2 second limit plugs; the front surface of the third brick body is provided with 2 second limit slots; the front sides of the first connecting brick body and the second connecting brick body are respectively provided with 1 third limiting slot, and the back sides of the first connecting brick body and the second connecting brick body are respectively provided with 1 third limiting plug.
3. The efficient heat-insulating high-temperature-resistant furnace lining according to claim 1, wherein the cross sections of the first limiting insert block, the second limiting insert block, the third limiting insert block, the first limiting insert slot, the second limiting insert slot and the third limiting insert slot are all T-shaped.
4. The high efficiency, thermal insulation refractory lining of claim 1, wherein the functional furnace lining brick, the first connector brick, the second connector brick, the first furnace lining brick, the second furnace lining brick, and the third furnace lining brick are of equal height.
5. The efficient heat-insulating refractory lining according to claim 1, wherein the functional lining bricks and the inner sides of the plurality of first lining bricks are coated with casting materials.
6. The efficient heat-insulating high-temperature-resistant furnace lining according to claim 1, wherein the two sides of the detection groove are respectively provided with a first sliding groove, the top end of the installation brick body is provided with a second sliding groove, the two sides of the cover brick body are respectively provided with a first sliding rail matched with the first sliding grooves, and the bottom end of the cover brick body is provided with a second sliding rail matched with the second sliding grooves.
7. The efficient heat-insulating high-temperature-resistant furnace lining according to claim 1, wherein the installation brick body is provided with an installation box groove and a plurality of wiring grooves, an installation box is installed in the installation box groove, a control unit and a wireless communication unit are installed in the installation box, the number of the wiring grooves is equal to the number of the installation through holes and corresponds to the number of the installation through holes one by one, and each installation through hole is connected with one wiring groove.
8. The efficient heat-insulating refractory lining according to claim 1, wherein the inner side heat conduction channels have 6, divided into 2 first inner side heat conduction channels, 2 second inner side heat conduction channels and 2 third inner side heat conduction channels, wherein an end of one of the 2 first inner side heat conduction channels faces a joint of the first connecting brick and the corresponding first furnace lining brick, an end of the other of the 2 second inner side heat conduction channels faces a joint of the first connecting brick and the corresponding first furnace lining brick, an end of one of the 2 second inner side heat conduction channels faces a joint of the second connecting brick and the corresponding first furnace lining brick, an end of one of the 2 third inner side heat conduction channels faces a joint of the first connecting brick and the corresponding first furnace lining brick, an end of the other of the 2 first inner side heat conduction channels faces a joint of the second connecting brick and the corresponding first furnace lining brick, the 2 second inner side heat conduction channels are located at the same level, and the 2 third inner side heat conduction channels are located at the same level; the second inner side heat conduction channel is positioned above the first inner side heat conduction channel, and the third inner side heat conduction channel is positioned above the second inner side heat conduction channel;
the outer side heat conduction channels are divided into 6 outer side heat conduction channels, namely 2 first outer side heat conduction channels, 2 second outer side heat conduction channels and 2 third outer side heat conduction channels, wherein one end part of the 2 first outer side heat conduction channels faces the joint of the first connecting brick and the corresponding third furnace lining brick, the other end part of the 2 second outer side heat conduction channels faces the joint of the second connecting brick and the corresponding third furnace lining brick, the other end part of the 2 third outer side heat conduction channels faces the joint of the first connecting brick and the corresponding third furnace lining brick, the other end part of the 2 first outer side heat conduction channels is positioned at the same level, the 2 second outer side heat conduction channels are positioned at the same level, and the 2 third outer side heat conduction channels are positioned at the same level; the second outboard heat conduction channel is located above the first outboard heat conduction channel and the third outboard heat conduction channel is located above the second outboard heat conduction channel.
9. The high efficiency heat insulation refractory lining of claim 8, wherein each first inner heat transfer channel has a first receiving cavity in communication with the first inner heat transfer channel; each second inner side heat conduction channel is provided with a second accommodating cavity communicated with the second inner side heat conduction channel; each third inner side heat conduction channel is provided with a third accommodating cavity communicated with the third inner side heat conduction channel; the first accommodating cavity, the second accommodating cavity and the third accommodating cavity are filled with the heat conducting metal material.
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| CN115900350A (en) | 2023-04-04 |
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