CN2397193Y - Glazed ceramic block made of coal gangue - Google Patents

Abstract

The utility model belongs to the technical field of the manufacture of building ceramics, and specifically, the utility model relates to a glaze ceramic block which is manufactured by taking coal gangue as raw materials. The technical problem to be solved by the utility model is to avoid problems that ceramic articles bulge, crack, and deform and are smudged during the firing process of the coal gangue raw materials, and limestone particles absorb moisture and bursts, and is pulverized, and the problems of blank body molding of the block, firing technology and blank and glaze combination. The utility model has the technical characteristic that the structure is provided with a blank body layer and a double-faced ceramic glaze decorative layer. After burned, the utility model becomes the glaze ceramic block which can serve as inner and outer wall surfaces for wall building and decoration and the utility model can be used as novel walling materials to be used for various buildings.

Description

Make the glazed ceramic building block with gangue

The utility model belongs to architectural pottery manufacturing technology field, is specifically related to make the ceramic block that the tool glaze is decorated by bastard coal masonry raw material.

The building block of builing industry use at present generally all is a concrete products, and the ceramic block that the tool glaze is decorated is not still seen has building to use.Concrete block can only be made materials for wall and use, and uses and can not do decorative material for wall surface.People generally use ceramic inside and outside wall brick to make decorative material for wall surface, but after these inner, external wall ceramic tiles need building walls are intact, could be pasted on surface of wall to ceramic tile by the professional, also exist year in and year out peel off because of being pasted not strongly may, this not only diminishes the body of wall outward appearance, and the safety to people also is a kind of threat simultaneously.Though gangue utilize method existing multiple, on use amount, really have having only of industrial production meaning to make common standard brick for building with gangue.This gangue brick causes existing generation of thing of the broken base of building thus because manufacturing process falls behind, and the goods tone is ugly, and outward appearance is coarse, and the quality instability, often exists later stage lime particle moisture absorption efflorescence and explosion problem.

The purpose of this utility model will be made main raw material with gangue exactly and make the glazed ceramic building block, and it is a kind of novel wall material that integrates concrete block and ceramic inside and outside wall brick functional advantage.The technical task that solves is: the bubbling that the gangue raw material is caused at the ceramics sintering process, cracking, distortion, sootiness evil mind and later stage lime particle moisture absorption efflorescence and explosion problem, goods base substrate, ground-coat enamel, cover-coat enamel mutually combine moulding, the firing process problem of problem and large size ceramic building block base substrate.

Basic technical scheme of the present utility model is: make raw material by raw material sorting, sandstone bastard coal and the mud stone bastard coal selected in the bastard coal, weed out the limestone bastard coal in the bastard coal, troilite bastard coal and carbon granule charcoal mud are to reduce the volatile content in the blank raw material as far as possible.Sandstone bastard coal and mud stone bastard coal are broken into fragment less than 30 millimeters, after other raw material is pressed the formula rate weighing, be made into the powder of suitable particle diameter with dry method or wet powder-making method, reasonably formula rate and powder particles can make that volatile component evaporates in the blank before blank sintering, also can avoid the later stage moisture absorption efflorescence and the explosion problem of lime particle in the gangue goods simultaneously.Powder is through operations such as deironing homogenize, old, the puggings of water spray, be that available extrusion moulding or model forming method are made various forms of building block base substrates, the base substrate preferred design becomes hollow-core construction, like this can the conservation and the energy, help in the blank volatile component again in the effusion of sintering process.The base substrate drying is executed ground-coat enamel, cover-coat enamel, and more after drying, can send into kiln and burn till.Select suitable calcining system and attention will prolong 500-1000 ℃ firing time especially, can make in the blank raw material volatile component in base substrate abundant oxidation Decomposition and volatilizing away before the sintering not, thereby eliminate the bubbling that goods produce at sintering process, defectives such as cracking, sootiness evil mind.Selecting suitable ground-coat enamel, cover-coat enamel coefficient of thermal expansion, make the cover-coat enamel coefficient of thermal expansion be slightly less than the coefficient of thermal expansion of ground-coat enamel and base substrate successively, is the key that mutually combines and mate between control base substrate, ground-coat enamel, the cover-coat enamel.Adopt suitable base substrate dimension correction, make the base substrate sintering process place the stable equilibrium, reduce goods as far as possible and burn till the firing deformation that the temperature difference then can be controlled building block.

The utility model and gangue common standard brick, concrete block and ceramic outdoor wall brick are compared the following characteristics of tool: the utility model is built the efficient height by laying bricks or stones than present gangue common standard brick, the product specification height, there are not lime particle moisture absorption efflorescence of goods later stage and explosion problem, one-object-many-purposes, be materials for wall be again inside and outside metope ornament materials simultaneously, and diversified product form, colourful decorative effect can be arranged.As realizing multiple big specification, multiple geometrical body and different product form such as hollow, solid, the multicolour of wall face in can realizing on the designs and varieties, ceramic mural and anaglyph etc.The utility model is compared with concrete block, except that having the identical materials for wall function of concrete block, also has the function of interior wall and outer surface of wall ornament materials simultaneously.Compare with the inside and outside wall brick of pottery, ceramic inner wall brick or exterior wall tile can only play a kind of effect of product simultaneously, and the utility model can play the effect of inner-wall ceramic tile, outdoor tile and three kinds of products of building block simultaneously, can save these three kinds of products make respectively and construct in caused human, financial, and material resources, the time, the energy, resource waste, and can exempt the inner, external wall ceramic tile to be pasted not strongly and other trouble of causing.In addition, the used primary raw material of the utility model is a gangue, and blank raw material gangue consumption can reach 100%, this undoubtedly to utilize industrial residue, reduce environment pollution, all there is very positive effect aspect such as make rational use of resources, protect farmland.

Below with reference to drawings and Examples the utility model is further described.

Fig. 1 is the elevation of a kind of glazed ceramic building block of the utility model.

Fig. 2 is the lateral view of a kind of glazed ceramic building block of the utility model, and wherein (1) is joint face in the building block, and (2) and (4) for executing cover-coat enamel, (3) are joint face under the building block, and (5) are hollow.

Fig. 3 is the vertical view of a kind of glazed ceramic building block of the utility model, and wherein (1) and (2) builds joint face by laying bricks or stones for both sides.

Fig. 4 is the technological process of production figure of the utility model glazed ceramic building block.

The blank raw material of the building block of glazed ceramic described in the embodiment is made up of gangue and loess, and its composition of raw materials compositing range is gangue 60-100%, loess 40-0%.

The building block of glazed ceramic described in the embodiment can be a various ways, as solid, hollow and multiple geometrical body, become concavo-convex embossing pattern etc., its glaze to decorate kind can to use the various glaze classes and the technology of existing architectural pottery and display art pottery to decorate.

The block forming of glazed ceramic described in the embodiment can be used extrusion moulding, model forming method, powder shaping method to suppress etc.

Embodiment: with reference to Fig. 4, in bastard coal stacking place (1) gangue is carried out sorting, sandstone bastard coal and the mud stone bastard coal selected are wherein made blank raw material, generally account for about 85% of bastard coal total amount, its surperficial mud scum and carbon granule is removed in the water flushing, sends into crushing engine (2) behind the airing its coarse crushing is the fragment less than 30 millimeters.Press formula rate with the sandstone bastard coal, after the accurate weighing of mud stone bastard coal and loess, be mixed and be ground into powder less than 0.15 millimeter by Raymond machine (3), powder enters the homogenize of storage bin (5) water spray through magnetic separator (4) deironing and sends into pug mill (6) white silk system after old three days again, the mud of perfecting is shaped to the building block base substrate of various types by block machine (7), base substrate enters drying room (9) through repaired biscuit operation (8) and is dried to base substrate moisture content less than 1% o'clock, deliver to glazing device (10) and (11) and spray ground-coat enamel and cover-coat enamel respectively, enter drying room (12) again and be dried to moisture content less than 1%, sending into kiln (13) burns till, firing temperature should be about 1200 ℃, about firing period 20 hours, employing oxidizing atmosphere is burnt till, the 500-1000 ℃ section of burning till wherein, preferably can keep the strong oxidizing atmosphere more than 5 hours, be beneficial to the charcoal in the blank raw material, organic matter, the oxidation Decomposition of troilite and carbonate and volatilization are avoided the goods sootiness, bulge, the generation of cracking.Burn goods through edge polisher (14) edging, behind sorting operation (15) and the packaging process (16), promptly can be the finished product warehouse-in.

Claims (1)

1, a kind of architectural pottery building block is characterized in that having green body layer and two-sided Ceramic glaze decorative layer.

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