CN217032028U - Novel fireproof heat-resistant magnesia brick - Google Patents

Novel fireproof heat-resistant magnesia brick Download PDF

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Publication number
CN217032028U
CN217032028U CN202120590230.3U CN202120590230U CN217032028U CN 217032028 U CN217032028 U CN 217032028U CN 202120590230 U CN202120590230 U CN 202120590230U CN 217032028 U CN217032028 U CN 217032028U
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Prior art keywords
support frame
brick body
inner support
magnesia brick
end surface
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CN202120590230.3U
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Chinese (zh)
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张茂金
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Yingkou Quanshun Jiaming Refractory Co ltd
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Yingkou Quanshun Jiaming Refractory Co ltd
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Abstract

The utility model discloses a novel fireproof heat-resistant magnesia brick, which comprises a magnesia brick body, wherein a hollow cavity penetrating through the magnesia brick body is formed in the magnesia brick body, an inner support frame is fixed in the hollow cavity, a heat storage layer is arranged in the inner support frame, an outer support frame in a square ring structure is embedded in the magnesia brick body, the outer support frame is sleeved outside the inner support frame, a plurality of inner support pieces in abutting connection with the outer wall of the inner support frame are fixed on the inner wall of the outer support frame, a plurality of first refractory plates arranged at equal intervals are embedded on the upper end surface and the lower end surface of the magnesia brick body, a first groove is formed between every two adjacent first refractory plates, a plurality of second refractory plates arranged at equal intervals are embedded on the left end surface and the right end surface of the magnesia brick body, and a second groove is formed between every two adjacent second refractory plates. The utility model has the advantages of reasonable design, simple structure, good heat storage effect, high strength, low probability of breakage, good thermal stability, long service life and popularization value.

Description

Novel fireproof heat-resistant magnesia brick
Technical Field
The utility model belongs to the technical field of building materials, and particularly relates to a novel fireproof heat-resistant magnesia brick.
Background
The magnesia brick is made by high temperature firing, is the most main product in the alkaline refractory material, has the characteristics of high refractoriness, good corrosion resistance to iron oxide, alkaline slag and high calcium flux, and the like, is widely applied in metallurgical furnaces, and is mainly used for steel-making alkaline open-hearth furnaces, electric furnace bottoms and furnace walls, permanent linings of oxygen converters, nonferrous metal smelting furnaces, high-temperature tunnel kilns, linings of calcined magnesia bricks and cement rotary kilns, furnace bottoms and furnace walls of heating furnaces, checker bricks of glass kiln regenerator chambers, and the like. However, the thermal expansion of the existing magnesia brick is large, so that the thermal shock stability of the magnesia brick is poor, and the use requirement can not be met.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a novel fireproof and heat-resistant magnesite brick, which solves the above problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel heat-resisting magnesia brick of fire prevention, includes the magnesia brick body, its structural feature lies in: the magnesium brick comprises a magnesium brick body, wherein a hollow cavity penetrating through the magnesium brick body is formed in the magnesium brick body, an inner support frame is fixed in the hollow cavity, a heat storage layer is arranged in the inner support frame, an outer support frame in a square ring structure is embedded in the magnesium brick body, the outer side of the inner support frame is sleeved with the outer support frame, an inner support piece in contact connection with the outer wall of the inner support frame is fixed on the inner wall of the outer support frame, first refractory plates arranged at a plurality of equidistant intervals are embedded in the upper end face and the lower end face of the magnesium brick body, first grooves are formed between every two adjacent first refractory plates, second refractory plates arranged at a plurality of equidistant intervals are embedded in the left end face and the right end face of the magnesium brick body, and second grooves are formed between every two adjacent second refractory plates.
Preferably, the cross-section of the hollow cavity is rectangular or circular.
Preferably, the inner support frame comprises an outer frame and a cross fixed inside the outer frame, and the outer frame and the cross are integrally arranged.
Preferably, a plurality of outer supports are fixed on the outer wall of the outer support frame.
Preferably, the outer side of the outer support frame at four corners is fixed with a reinforcing rod.
Preferably, the outer surface of the reinforcing rod is in an arc-shaped structure.
Compared with the prior art, the heat storage device has the advantages of reasonable design, simple structure, good heat storage effect, high strength, low probability of breakage, good thermal stability, long service life and popularization value.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
in the figure: 1-magnesia brick body, 2-inner support frame, 3-heat accumulation layer, 4-outer support frame, 5-inner support frame, 6-first fire-resistant plate, 7-first groove, 8-second fire-resistant plate, 9-second groove, 10-outer frame, 11-cross, 12-outer support frame, 13-reinforcing rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the present invention provides a technical solution, a novel fireproof and heat-resistant magnesia brick, comprising a magnesia brick body 1, wherein a hollow cavity penetrating through the magnesia brick body 1 is formed in the magnesia brick body 1, an inner support frame 2 is fixed in the hollow cavity, a heat storage layer 3 is arranged in the inner support frame 2, an outer support frame 4 having a square ring structure is embedded in the magnesia brick body 1, wherein the outer support frame 4 is sleeved outside the inner support frame 2, a plurality of inner supports 5 connected with the outer wall of the inner support frame 2 in an abutting manner are fixed on the inner wall of the outer support frame 4, a plurality of first fireproof plates 6 arranged at equal intervals are embedded on the upper and lower end surfaces of the magnesia brick body 1, a first groove 7 is formed between two adjacent first fireproof plates 6, a plurality of second fireproof plates 8 arranged at equal intervals are embedded on the left and right end surfaces of the magnesia brick body 1, and a second groove 9 is arranged between every two adjacent second refractory plates 8.
In the embodiment, the cross section of the hollow cavity is rectangular or circular.
In this embodiment, the inner support frame 2 includes an outer frame 10 and a cross 11 fixed inside the outer frame 10, and the outer frame 10 and the cross 11 are integrally disposed.
Wherein, in the embodiment, a plurality of outer supports 12 are fixed on the outer wall of the outer support frame 4.
In this embodiment, reinforcing rods 13 are fixed to the outer sides of four corners of the outer support frame 4.
In this embodiment, the outer surface of the reinforcing rod 13 is in an arc-shaped structure.
The utility model has the advantages of reasonable design, simple structure, good heat storage effect, high strength, difficult breakage, good thermal stability, long service life and popularization value.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claims.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (6)

1. The utility model provides a novel heat-resisting magnesia brick of fire prevention, includes the magnesia brick body, its characterized in that: the magnesium brick comprises a magnesium brick body and is characterized in that a hollow cavity penetrating through the magnesium brick body is formed in the magnesium brick body, an inner support frame is fixed in the hollow cavity, a heat storage layer is arranged in the inner support frame, an outer support frame in a square ring structure is embedded in the magnesium brick body, the outer support frame is sleeved on the outer side of the inner support frame, a plurality of inner support pieces in abutting connection with the outer wall of the inner support frame are fixed on the inner wall of the outer support frame, a plurality of first refractory plates arranged at equal intervals are embedded in the upper end surface and the lower end surface of the magnesium brick body, first grooves are formed between every two adjacent first refractory plates, a plurality of second refractory plates arranged at equal intervals are embedded in the left end surface and the right end surface of the magnesium brick body, and second grooves are formed between every two adjacent second refractory plates.
2. The novel fireproof heat-resistant magnesite brick as claimed in claim 1, wherein: the section of the hollow cavity is rectangular or circular.
3. The novel fireproof heat-resistant magnesite brick as claimed in claim 1, wherein: the inner support frame comprises an outer frame and a cross fixed inside the outer frame, and the outer frame and the cross are integrally arranged.
4. The novel fireproof heat-resistant magnesite brick as claimed in claim 1, wherein: and a plurality of outer supporting pieces are fixed on the outer wall of the outer supporting frame.
5. The novel fireproof heat-resistant magnesite brick as claimed in claim 1, wherein: and reinforcing rods are fixed on the outer sides of the four corners of the outer supporting frame.
6. A novel fireproof heat-resistant magnesite brick as claimed in claim 5, wherein: the outer surface of the reinforcing rod is of an arc-shaped structure.
CN202120590230.3U 2021-03-23 2021-03-23 Novel fireproof heat-resistant magnesia brick Active CN217032028U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120590230.3U CN217032028U (en) 2021-03-23 2021-03-23 Novel fireproof heat-resistant magnesia brick

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120590230.3U CN217032028U (en) 2021-03-23 2021-03-23 Novel fireproof heat-resistant magnesia brick

Publications (1)

Publication Number Publication Date
CN217032028U true CN217032028U (en) 2022-07-22

Family

ID=82410242

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120590230.3U Active CN217032028U (en) 2021-03-23 2021-03-23 Novel fireproof heat-resistant magnesia brick

Country Status (1)

Country Link
CN (1) CN217032028U (en)

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