Refractory brick with clamping structure

Abstract

The utility model relates to the technical field of refractory bricks, in particular to a refractory brick with a clamping structure, which comprises a refractory brick body, a male joint tenon and a female joint groove are respectively arranged at the upper end and the lower end of the refractory brick body, first tenons are symmetrically arranged at the top of the male joint tenon, and second tenons are arranged on the outer sides of the first tenons. A reinforcing rib is connected between the second tenon and the first tenon, first mortises are symmetrically formed in the bottom of the female joint groove, second mortises are formed in the outer sides of the first mortises, and embedding grooves matched with the reinforcing rib in structure are formed between the second mortises and the first mortises. According to the refractory brick with the clamping structure, the installation process is remarkably simplified, the brick body connection stability and the stability in a high-temperature environment are enhanced, the construction efficiency is effectively improved, and the service life of a kiln is effectively prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to refractory brick technical field, concretely is a kind of refractory brick with clamping structure. BACKGROUND

[0002] Refractory brick is one of the key materials for lining high-temperature industrial furnaces, widely used in metallurgy, chemical industry, building materials and other industries. These bricks not only need to withstand extremely high temperature, but also need to cope with chemical corrosion, mechanical wear and other harsh environmental conditions. With the development of industrial technology, the performance requirements of refractory materials are also constantly improving, especially in ensuring the stability of the furnace structure and prolonging the service life.

[0003] Traditional refractory bricks are usually fixed and connected by mortar or other adhesives during the masonry process, which not only increases the construction difficulty and time cost, but also in high-temperature environment, the adhesive may crack or fail due to different thermal expansion coefficients, resulting in unstable connection between the bricks, affecting the structural safety and durability of the entire furnace. SUMMARY

[0004] The purpose of the utility model is to provide a refractory brick with clamping structure to solve the problem of unstable connection and complex construction of current refractory bricks during masonry process as proposed in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a refractory brick with clamping structure, comprising a refractory brick body, the upper and lower ends of the refractory brick body are respectively provided with a male joint tenon and a female joint groove, the top of the male joint tenon is symmetrically provided with a first tenon head, the outer side of the first tenon head is provided with a second tenon head, the second tenon head and the first tenon head are connected with a reinforcing rib, the bottom of the female joint groove is symmetrically provided with a first mortise, the outer side of the first mortise is provided with a second mortise, and the second mortise and the first mortise are provided with an embedded groove matched with the reinforcing rib structure.

[0006] Preferably, the first tenon head is of rectangular structure, the first mortise is of rectangular mortise matched with the structure of the first tenon head, and the second tenon head is of trapezoidal structure, and the second mortise is of trapezoidal mortise matched with the structure of the second tenon head.

[0007] Preferably, the refractory brick body is provided with a bevel transition area at each corner edge, and the bevel transition area of the four corners of the refractory brick body gradually inclines from the top surface to the bottom surface.

[0008] Preferably, the surface of the front and rear sides of the refractory brick body is uniformly provided with a plurality of reinforcing ribs, and the reinforcing ribs extend along the height direction of the refractory brick body.

[0009] Preferably, the interior of the two sides of the refractory brick body is provided with a plurality of holes, and the holes are arranged in a honeycomb shape on the two sides of the refractory brick body.

[0010] Preferably, the male joint tenon and the female joint groove are uniformly distributed along the length direction of the refractory brick body, and the positions of the male joint tenon and the female joint groove correspond.

[0011] Compared with the prior art, the beneficial effects of the refractory brick with the clamping structure are that the installation process is significantly simplified, the stability of the brick connection and the stability in the high-temperature environment are enhanced, and the construction efficiency and the service life of the furnace are effectively improved. The refractory brick with the clamping structure is designed through the male joint tenon and the female joint groove, and the first tenon, the second tenon, and the corresponding first tenon hole and the second tenon hole are precisely matched, so that the accurate alignment and high-strength connection between the bricks are ensured, and the combination of the reinforcing ribs and the embedded grooves further strengthens the structural rigidity, prevents loosening caused by thermal expansion or external force, and thus greatly improves the safety and durability of the refractory brick under extreme temperature conditions. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is a structural schematic view of the refractory brick with the clamping structure of the utility model;

[0013] Fig. 2 It is a top structural schematic view of the refractory brick with the clamping structure of the utility model;

[0014] Fig. 3 It is a side structural schematic view of the refractory brick with the clamping structure of the utility model.

[0015] In the drawing: 1, refractory brick body; 101, reinforcing rib; 102, hole; 2, male joint tenon; 201, first tenon; 202, second tenon; 203, reinforcing rib; 3, female joint groove; 301, first tenon hole; 302, second tenon hole; 303, embedded groove. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0017] Please refer to Figs. 1-3The utility model provides a technical scheme: a refractory brick with clamping structure, including refractory brick body 1, the upper and lower ends of refractory brick body 1 are equipped with male joint tenon 2 and female joint groove 3 respectively, the top of male joint tenon 2 is equipped with the first tenon head 201 symmetrically, the outside of first tenon head 201 is equipped with second tenon head 202, and second tenon head 202 is connected with first tenon head 201 and is equipped with reinforcing rib 203 between first tenon head 201, the bottom of female joint groove 3 is equipped with the first mortise 301 symmetrically, the outside of first mortise 301 is equipped with second mortise 302, and second mortise 302 is equipped with embedding groove 303 matched with the structure of reinforcing rib 203 between first mortise 301, the cooperation between the male joint tenon 2 and female joint groove 3 of this structure through first tenon head 201 and first mortise 301, second tenon head 202 and second mortise 302 ensures the accurate alignment and stable connection of refractory brick body 1 during the process of masonry, namely when two refractory bricks are spliced, the first tenon head 201 on male joint tenon 2 is inserted into the first mortise 301 in the female joint groove 3 of adjacent brick body, and simultaneously second tenon head 202 is also embedded into corresponding second mortise 302, and this multi-point contact design greatly enhances the connecting strength between bricks, and the reinforcing rib 203 between first tenon head 201 and second tenon head 202 enters the embedding groove 303 matched with it when being inserted into female joint groove 3, further strengthens the rigidity of overall structure, prevents loosening or misplacement due to thermal expansion or external force, thereby effectively solve the problem that the adhesive is easy to fail under high temperature environment in the prior art, ensure the stability and reliability of the connection between bricks, significantly improve the safety and durability of the furnace under extreme temperature conditions, prolong the service life, and reduce the maintenance requirement, first tenon head 201 is rectangular structure, first mortise 301 is rectangular mortise matched with the structure of first tenon head 201, and second tenon head 202 is trapezoidal structure, and second mortise 302 is trapezoidal mortise matched with the structure of second tenon head 202, when the rectangular first tenon head 201 on male joint tenon 2 is inserted into the rectangular first mortise 301 in the female joint groove 3 of adjacent brick body, and simultaneously trapezoidal second tenon head 202 is embedded into corresponding trapezoidal second mortise 302, the combination of two different shapes of tenon and mortise provides multi-dimensional limiting action, not only enhances the connecting strength between bricks, but also ensures the accuracy and stability of installation, especially the cooperation between trapezoidal second tenon head 202 and second mortise 302 can effectively disperse external force and resist lateral slip, further improve the overall rigidity of structure, the four corners of refractory brick body 1 are all equipped with inclined transition area, and the inclined transition area of the four corners of refractory brick body 1 gradually inclines from top surface to bottom surface, when two refractory brick bodies 1 are spliced, the inclined transition area can effectively guide the molten material or high-temperature gas to flow smoothly without accumulation, reduce the thermal stress concentration phenomenon, improve the close density between refractory bricks, and the inclined transition area can also disperse stress when being impacted by external force, enhance the anti-breaking capacity of refractory brick edge,Therefore, the safety and stability of the whole furnace structure are improved, the surfaces of the front and back sides of the refractory brick body 1 are uniformly provided with a plurality of reinforcing ribs 101, and the reinforcing ribs 101 extend along the height direction of the refractory brick body 1, so that when the refractory brick body 1 is built into the furnace, the reinforcing ribs 101 not only provide additional structural support, but also effectively disperse the pressure in the vertical direction through the extension in the height direction, preventing damage caused by local stress concentration, a plurality of holes 102 are arranged in the interior of the two sides of the refractory brick body 1, and the holes 102 are arranged in a honeycomb shape on the two sides of the refractory brick body 1, so that when the refractory brick is applied to a high-temperature environment, the honeycomb-shaped holes 102 can effectively prevent heat conduction and reduce heat loss, ensuring the uniformity and stability of the temperature in the furnace, and the holes 102 not only reduce the amount of material and production cost, but also enhance the thermal shock resistance of the refractory brick, because the existence of the holes 102 enables the refractory brick to better adapt to thermal expansion and contraction during rapid heating and cooling, avoiding cracks or damage caused by dramatic temperature changes, and the male joint mortise 2 and the female joint groove 3 are uniformly distributed along the length direction of the refractory brick body 1, and the positions of the male joint mortise 2 and the female joint groove 3 correspond to each other, so that when two refractory brick bodies 1 are spliced, the male joint mortise 2 and the female joint groove 3 on the adjacent brick body are accurately matched and tightly embedded, ensuring the continuity and stability of the whole brick body.

[0018] Working principle: when the refractory brick with the clamping structure is used, first, two refractory brick bodies 1 are aligned to ensure that the positions of the male joint mortise 2 and the female joint groove 3 correspond to each other, then the rectangular first mortise head 201 on the male joint mortise 2 is inserted into the rectangular first mortise hole 301 in the female joint groove 3 of the adjacent brick body, and the trapezoidal second mortise head 202 is embedded in the corresponding trapezoidal second mortise hole 302, realizing preliminary clamping positioning, in this process, the reinforcing rib 203 between the first mortise head 201 and the second mortise head 202 enters the embedding groove 303 in the female joint groove 3, completing the whole clamping process and ensuring the tight connection between the brick bodies, then, during the building process, the inclined transition area of the refractory brick body 1 gradually inclines from the top surface to the bottom surface, guiding the molten material or high-temperature gas to flow smoothly without accumulation, and improving the close-fitting density between the refractory bricks, when the refractory brick body 1 is placed in place, the plurality of reinforcing ribs 101 uniformly arranged on the front and back sides extend along the height direction, providing additional structural support and dispersing the pressure in the vertical direction to prevent damage caused by local stress concentration, and finally, the plurality of holes 102 arranged in a honeycomb shape in the interior of the two sides of the refractory brick body 1 can effectively prevent heat conduction and reduce heat loss, and adapt to thermal expansion and contraction during rapid heating and cooling, thereby completing a series of work.

[0019] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A refractory brick with a snap-fit ​​structure, comprising a refractory brick body (1), characterized in that: The refractory brick body (1) is provided with a male tenon (2) and a female joint groove (3) at its upper and lower ends respectively. The top of the male tenon (2) is provided with a first tenon (201) symmetrically. The outside of the first tenon (201) is provided with a second tenon (202). A reinforcing rib (203) is connected between the second tenon (202) and the first tenon (201). The bottom of the female joint groove (3) is provided with a first mortise (301) symmetrically. The outside of the first mortise (301) is provided with a second mortise (302). An embedded groove (303) matching the structure of the reinforcing rib (203) is provided between the second mortise (302) and the first mortise (301).

2. A refractory brick with a snap-fit ​​structure according to claim 1, characterized in that: The first tenon (201) has a rectangular structure, the first mortise (301) is a rectangular mortise that matches the structure of the first tenon (201), and the second tenon (202) has a trapezoidal structure, and the second mortise (302) is a trapezoidal mortise that matches the structure of the second tenon (202).

3. A refractory brick with a snap-fit ​​structure according to claim 1, characterized in that: The four corner edges of the refractory brick body (1) are provided with inclined transition areas, and the inclined transition areas at the four corners of the refractory brick body (1) gradually slope from the top to the bottom.

4. A refractory brick with a snap-fit ​​structure according to claim 1, characterized in that: The refractory brick body (1) has a number of reinforcing ribs (101) evenly distributed on the front and rear sides of its surface, and the reinforcing ribs (101) extend along the height direction of the refractory brick body (1).

5. A refractory brick with a snap-fit ​​structure according to claim 1, characterized in that: The interior of the refractory brick body (1) on both sides is provided with a number of holes (102), and the holes (102) are arranged in a honeycomb pattern on both sides of the refractory brick body (1).

6. A refractory brick with a snap-fit ​​structure according to claim 1, characterized in that: The male tenon (2) and female groove (3) are evenly distributed along the length of the refractory brick body (1), and the positions of the male tenon (2) and female groove (3) correspond to each other.

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