CN221147190U - Mullite brick with good heat preservation effect - Google Patents

Abstract

The utility model relates to the technical field of kiln bricks, in particular to a mullite brick with good heat preservation effect. The technical proposal comprises: the brick is internal to be equipped with two heat conduction insulation construction, heat conduction insulation construction is including seting up the first circulation groove of a brick body middle part side, heat conduction insulation construction is still including seting up the second circulation groove of brick body middle part another side, heat conduction insulation construction is still including seting up the heat preservation elliptical trough at brick body middle part, heat enters into the brick body inside from first circulation groove, traditional mode is direct getting rid of, however this scheme is through setting up the heat preservation elliptical trough, heat can stay in the heat preservation elliptical trough after entering into in the first circulation groove and store, then discharge from the second circulation groove, in this link of heat stay and store the heat preservation elliptical trough, the heat promotes at the internal time of brick, thereby improved thermal effect.

Description

Mullite brick with good heat preservation effect

Technical Field

The utility model relates to the technical field of kiln bricks, in particular to a mullite brick with good heat preservation effect.

Background

Mullite bricks are high alumina refractory materials with mullite as a main crystal phase. The alumina content is generally between 65% and 75%. The mineral composition contains a small amount of glass phase and cristobalite besides mullite, wherein the alumina content is lower; the higher alumina-containing ones also contain a small amount of corundum. It is mainly used for furnace top, blast furnace body and bottom, glass melting furnace regenerator, ceramic sintering kiln, dead angle furnace lining of petroleum cracking system, etc. Most of mullite bricks adopted by the existing kiln are solid structures, the heat conductivity and the heat preservation effect are poor, and meanwhile, after long-time high-temperature firing, the mullite bricks are easy to break, so that the mullite bricks with good heat preservation effect and high strength are provided by the scheme.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a mullite brick with good heat preservation effect.

The technical scheme of the utility model is as follows: the utility model provides a mullite brick that heat preservation effect is good, includes the brick body, be equipped with two heat conduction insulation structure in the brick body, heat conduction insulation structure is including seting up the first circulation groove of a brick body middle part side, heat conduction insulation structure is still including seting up the second circulation groove of brick body middle part another side, heat conduction insulation structure is still including seting up the heat preservation elliptical trough at the brick body middle part, first circulation groove the second circulation groove with heat preservation elliptical trough intercommunication, first circulation groove is located heat preservation elliptical trough's symmetry center department, the second circulation groove is located heat preservation elliptical trough's side, heat preservation elliptical trough with the baffle is installed to the intercommunication department of first circulation groove, through the setting of baffle, can be in the area that blocks second circulation groove entrance, like this in order to reduce but the volume in the unit time through the second circulation groove, and such setting can not hinder the normal emission bore of second circulation groove.

Preferably, a communication cavity is communicated between the two heat-preservation elliptical grooves.

Preferably, the upper and lower both sides of the brick body all are equipped with the promotion chamber, promote the intracavity and install the carriage, the strengthening rib is installed to the interior of carriage, and the carriage laminating promotes the week side in chamber, plays the effect of support to through the setting of strengthening rib, thereby can improve the bulk strength of the brick body like this.

Preferably, the bump is installed to one side of the brick body, the recess with the bump adaptation is seted up to the opposite side of the brick body, the bump still includes the inserted block, the recess still seted up with the slot of inserted block adaptation.

Preferably, the inside of the convex block is provided with a reinforcing block, and the reinforcing block is made of high-strength steel materials, so that the strength of connection between the brick bodies is improved.

Compared with the prior art, the utility model has the beneficial effects that: this scheme heat enters into the internal portion of brick from first circulation groove, and traditional mode is direct getting rid of, however this scheme is through setting up the heat preservation oval groove, and heat can stop in the heat preservation oval groove after entering into in the first circulation groove and store, then discharges from the second circulation groove, in this link of heat stop storage heat preservation oval groove, the heat promotes at the internal time of brick to the thermal effect has been improved.

Drawings

FIG. 1 is a schematic structural diagram of a mullite brick with good heat preservation effect;

Fig. 2 is a schematic side view structure of a mullite brick with good heat preservation effect;

Fig. 3 is a schematic structural diagram of a mullite brick heat conduction and insulation structure with good heat insulation effect.

Reference numerals: 1. a brick body; 2. a heat conducting and insulating structure; 3. a lifting cavity; 4. a support frame; 5. reinforcing ribs; 6. a bump; 7. a groove; 8. a slot; 9. inserting blocks; 10. a reinforcing block; 21. a first flow channel; 22. a second circulation tank; 23. a heat-preserving elliptical groove; 24. a baffle; 25. and a communicating cavity.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples

Referring to fig. 1 and 3, a mullite brick with good heat insulation effect comprises a brick body 1, two heat conduction heat insulation structures 2 are arranged in the brick body 1, each heat conduction heat insulation structure 2 comprises a first circulation groove 21 arranged on one side surface of the middle part of the brick body 1, each heat conduction heat insulation structure 2 further comprises a second circulation groove 22 arranged on the other side surface of the middle part of the brick body 1, each heat conduction heat insulation structure 2 further comprises a heat insulation elliptical groove 23 arranged on the middle part of the brick body 1, each first circulation groove 21, each second circulation groove 22 and each heat insulation elliptical groove 23 are communicated, each first circulation groove 21 is positioned at the symmetrical center of each heat insulation elliptical groove 23, each second circulation groove 22 is positioned at the side edge of each heat insulation elliptical groove 23, a baffle 24 is arranged at the communication position of each heat insulation elliptical groove 23 and each first circulation groove 21, heat enters the brick body 1 from each first circulation groove 21 and is discharged directly in a traditional way, however, the heat is stored in the heat-preserving elliptical groove 23 after entering the first flow groove 21, and then discharged from the second flow groove 22, the heat is stored in the heat-preserving elliptical groove 23, the time of the heat in the brick body 1 is increased, the heat-preserving effect is improved, the first flow groove 21 is arranged at the symmetrical center of the heat-preserving elliptical groove 23, the heat entering is more smooth, the second flow groove 22 is arranged at the side edge of the heat-preserving elliptical groove 23, the heat escape path is lengthened, the stay time in the heat-preserving elliptical groove 23 is prolonged, the area of the inlet of the second flow groove 22 can be blocked by the baffle 24, so that the heat in unit time passes through the second flow groove 22 in order to reduce, and such an arrangement does not hinder the normal discharge aperture of the second flow channel 22;

A communication cavity 25 is communicated between the two heat-preserving elliptical grooves 23, and the communication cavity 25 is arranged so that when the heat in one heat-preserving elliptical groove 23 is low, the high heat-preserving elliptical groove can be automatically supplemented through the communication cavity 25.

Examples

Referring to fig. 1 and 2, on the basis of the first embodiment, the upper and lower both sides of the brick body 1 are respectively provided with a lifting cavity 3, a supporting frame 4 is installed in the lifting cavity 3, a reinforcing rib 5 is installed in the supporting frame 4, the supporting frame 4 is attached to the periphery side of the lifting cavity 3, the effect of supporting is achieved, and the setting of the reinforcing rib 5 is achieved, so that the overall strength of the brick body 1 can be improved, a bump 6 is installed on one side of the brick body 1, a groove 7 matched with the bump 6 is formed in the other side of the brick body 1, the bump 6 further comprises an inserting block 9, a slot 8 matched with the inserting block 9 is formed in the groove 7, when the brick body 1 is installed, the two brick bodies 1 are assembled, the inserting block 9 is inserted into the slot 8 through the bump 6, and the like, so that the stability between the brick bodies 1 is improved, the quality of a kiln is improved, the bump 6 is a reinforcing block 10, the reinforcing block 10 is made of a high-strength steel material, and the strength of connection between the brick bodies 1 is improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The mullite brick with good heat preservation effect comprises a brick body (1), and is characterized in that: be equipped with two heat conduction insulation structure (2) in the brick body (1), heat conduction insulation structure (2) are including seting up first circulation groove (21) of brick body (1) middle part one side, heat conduction insulation structure (2) are still including seting up second circulation groove (22) of brick body (1) middle part another side, heat conduction insulation structure (2) are still including seting up heat preservation elliptical trough (23) at brick body (1) middle part, first circulation groove (21) second circulation groove (22) with heat preservation elliptical trough (23) intercommunication, first circulation groove (21) are located heat preservation elliptical trough (23) symmetry center department, second circulation groove (22) are located heat preservation elliptical trough (23) side, baffle (24) are installed in heat preservation elliptical trough (23) with the intercommunication department of first circulation groove (21).

2. Mullite brick with good heat preservation effect according to claim 1, characterized in that a communication cavity (25) is communicated between two heat preservation elliptical grooves (23).

3. The mullite brick with good heat preservation effect according to claim 1, wherein lifting cavities (3) are formed in the upper side and the lower side of the brick body (1), supporting frames (4) are arranged in the lifting cavities (3), and reinforcing ribs (5) are arranged in the supporting frames (4).

4. The mullite brick with good heat preservation effect according to claim 1, characterized in that a bump (6) is installed on one side of the brick body (1), a groove (7) matched with the bump (6) is formed on the other side of the brick body (1), the bump (6) further comprises an inserting block (9), and a slot (8) matched with the inserting block (9) is formed in the groove (7).

5. The mullite brick with good heat preservation effect as claimed in claim 4, wherein the inside of the convex block (6) is provided with a reinforcing block (10).