16 results about "Cast stone" patented technology

The utility model discloses an anti-impact cast stone composite pipe, which relates to the technical field of cast stone composite pipe structures, and comprises an outer pipeline, an inner pipeline is arranged in the outer pipeline, a plurality of anti-impact elements are symmetrically arranged between the outer pipeline and the inner pipeline at equal intervals, and elastic elements are arranged at gaps of the anti-impact elements and are positioned between the outer pipeline and the inner pipeline. A plurality of connecting assemblies are arranged on the outer pipeline at equal intervals; through the design of the structure of the inner pipe and the outer pipe, a basic frame structure is provided for the whole device, the inner pipe can be used for conveying media and the like, the outer pipe plays a role in protection and supporting, the overall stability and durability are enhanced, and finally the problem that an existing cast stone composite pipe is poor in impact resistance is solved.

The utility model discloses a wear-resistant cast stone tube with spiral lines, which relates to the technical field of wear-resistant cast stone tubes and comprises a steel tube base body, fixing discs are respectively and fixedly arranged at two ends of the steel tube base body, a plurality of connecting holes are uniformly distributed on the end face of each fixing disc along the circumferential direction, and a positioning mechanism is arranged on the outer side of each fixing disc. A spiral wear-resisting assembly is arranged between the positioning mechanisms, and a reinforcing mechanism is arranged on the outer side of the steel pipe base body. The wear-resistant pipe is matched with the spiral plate, abrasion of the steel pipe base body caused by conveying of high-hardness and high-flow-speed materials is conveniently prevented, the use efficiency of the pipeline is improved, the function of prolonging the service life of the pipeline is further achieved, accurate positioning and installation between the pipelines are conveniently achieved through matching of the connecting holes and the sealing rings, and the service life of the pipeline is prolonged. The overall sealing performance and stability of a pipeline system are improved, then the function of preventing material leakage is achieved, and finally the problems that the service life of a pipeline is shortened, and material leakage is likely to be caused are solved.

The utility model relates to a kind of wear-resistant cast stone plate anti-falling connecting structure with positioning hole, belong to coal chemical equipment technical field.The cast stone plate anti-falling connecting structure includes slag conveyor bottom plate and cast stone plate, at least one through tapered connecting hole is opened on the cast stone plate, the position corresponding the tapered connecting hole of cast stone plate is welded with bolt on the slag conveyor bottom plate, the bolt passes through tapered connecting hole, and cast stone plate is fixed on the slag conveyor bottom plate by the hole wall of tapered connecting hole being pressed by the nut and gasket of threaded connection.This utility model design is fixed on the slag conveyor bottom plate by bolt, nut through tapered connecting hole to cast stone plate, can effectively solve the problem that traditional bonding connection mode is easily caused cast stone plate to fall off from slag conveyor bottom plate under long-term slag water scouring.

The utility model discloses a rolling mill combined type guide plate which comprises a metal base body and a wear-resisting plate, two parallel dovetail groove bodies are formed in the metal base body, two parallel dovetail groove sliding blocks matched with the dovetail groove bodies are arranged on the end face, close to the metal base body, of the wear-resisting plate, and the two dovetail groove sliding blocks are matched with the dovetail groove bodies. The wear-resisting plate is detachably connected with the metal base body, a plurality of cooling channels are further formed in the combined type guide plate of the rolling mill, the cooling channels penetrate through the metal base body and the wear-resisting plate, and the combined type guide plate of the rolling mill has the advantages of being modular in design, convenient to disassemble and assemble, capable of being rapidly replaced and capable of reducing downtime. Cooling measures are added to reduce the temperature and prolong the service life; the wear-resistant plate is made of a cast stone plate, is high in wear resistance, saves nickel, chromium and other precious metal materials, and reduces the production cost.

The utility model provides a kind of light cast stone groove scraper, including reinforcing steel plate, the main body steel plate of the reinforcing steel plate upper portion being equipped with and the standby steel plate of the reinforcing steel plate lower portion being equipped with, wherein: the reinforcing steel plate both ends are symmetrically equipped with connecting ear ring;The reinforcing steel plate upper and lower sides are symmetrically equipped with a set of clamping device;The main body steel plate and standby steel plate both sides are symmetrically equipped with a set of connecting lug, a set of the connecting lug is respectively set in the main body steel plate and standby steel plate both sides;The main body steel plate and standby steel plate are clamped with reinforcing steel plate, and the reinforcing steel plate is set in the back of main body steel plate along the length direction of main body steel plate.This device solves the existing scraper's problems of poor bending resistance, low reliability, short service life and resource waste, and is particularly suitable for small scraper, through innovative structure design, significantly improve the comprehensive performance of scraper, realize energy saving and environmental protection, its structure is simple and reliable, easy to operate, maintenance cost is low, and applicability is wider.

The invention relates to the technical field of refractory materials, in particular to a high-performance alkali-resistant and wear-resistant castable containing basalt cast stone and a preparation method thereof.The high-performance alkali-resistant and wear-resistant castable is prepared from, by mass, 65-80% of basalt cast stone with the particle size being 0-8 mm, 6-8% of high-alumina cement, 10-18% of mullite micro powder, 10-12% of silicon micro powder and 0.2-0.35% of efficient water reducing agent. The preparation method comprises the following steps: sequentially putting the raw materials into a stirrer for mixing, then adding 6.0-6.5% of water for stirring, obtaining mixed slurry after stirring, carrying out casting molding, then naturally curing, demolding, then putting into a curing box for curing, putting the cured finished product into a drying oven for drying, putting the dried finished product into a high-temperature electric furnace for firing, and naturally cooling after firing. The main crystal phase ordinary pyroxene in the basalt cast stone is high in chemical inertness and compact and stable in structure, so that the prepared high-strength alkali-resistant castable containing the basalt cast stone has the characteristics of excellent alkali resistance and abrasive resistance.

The utility model provides a kind of gasification black water self-cleaning formula flushes slag groove, its technical scheme is: including slag pool, the side wall top of slag pool is equipped with overflow, overflow is connected with the inlet of flush water pump by pipeline, the outlet of flush water pump is provided main pipeline, main pipeline is laid along groove, the top of main pipeline is equipped with several washing mechanism, the outlet of groove is connected to slag pool, and the bottom of groove is laid with cast stone plate.The utility model has beneficial effects: (1) realize water resource recycling, reduce operating cost;(2) strengthen washing effect, reduce fine slag accumulation and blockage;(3) improve the wear resistance and self-cleaning ability of channel, prolong service life;(4) ensure system operation stability and maintenance convenience.

The utility model relates to a cooling device of a cast stone arc plate mold, and belongs to the field of mechanical parts. Comprising an upper die mechanism, a middle die mechanism and a lower die mechanism which are sequentially arranged from top to bottom, the upper die mechanism is provided with a feeding port used for feeding materials to the middle die mechanism, the upper surface of the lower die mechanism and the lower surface of the upper die mechanism are both in an arc shape, and a die space used for containing cast stone magma is formed by blocking the periphery of the middle die mechanism. The cavity used for containing cooling water is formed in the lower mold mechanism, the cooling water inlet, the cooling water outlet and the air outlet are formed in the side wall of the lower mold mechanism, and during demolding, the cooling water is introduced into the cavity, so that the defect rate is reduced, and the service life of the mold is prolonged.

The utility model relates to the field of cast stone feeding machines, and discloses a cast stone semi-automatic feeding machine which comprises a frame body and a baffle plate, a control unit is fixedly installed on the surface of the frame body, the output end of the control unit is fixedly connected with a transmission chain, and the surface of the transmission chain and the inner wall of the frame body are in transmission installation. The surface of the conveying chain is fixedly connected with a plurality of scraping plates, the scraping plates are evenly distributed on the surface of the conveying chain, a push plate is slidably installed on the top of the baffle plate, the inner wall of the frame body is provided with a discharging opening matched with the push plate, and the surface of the frame body is fixedly connected with a waste hopper. A baffle plate is installed on the inner wall of the frame body, the top of the baffle plate is slidably connected with a push plate, the inner wall of the frame body is provided with a discharge port matched with the push plate, and one end of the frame body is provided with a waste hopper, so that crushed processing materials are conveniently shielded by means of the baffle plate, and the push plate moves at the upper end of the baffle plate; and fragmented processing materials can be conveniently pushed out from the discharge port.

The application discloses a feeding machine for a microcrystalline cast stone production kiln, and belongs to the field of microcrystalline cast stone production equipment, which comprises a material box, a discharging cylinder for taking materials is fixed to the lower end of the material box, a material taking structure is movably connected in the discharging cylinder, and a feeding structure is fixedly connected to the outer wall of the discharging cylinder. When the piston disc moves downward along with the swing rod, a pressure difference is generated between the inside and the outside of the discharging cylinder, at this time, the flexible block expands, and the materials remaining on the surface of the flexible block fall off from the flexible block, thereby avoiding the materials remaining on the inner wall of the discharging cylinder, and further avoiding the influence on the accuracy of feeding.

This utility model discloses a high-strength cement-bonded cast stone composite pipe, relating to the technical field of cast stone composite pipes. It includes a protective layer, which is a circular tube structure with one end expanding outwards and the other end contracting inwards. A supporting frame is installed inside the protective layer, composed of annular and cylindrical steel bars. Connecting components are installed at both ends of the protective layer, and sealing components are installed inside the connecting components. This utility model facilitates the quick alignment of the ends of two composite pipes through the cooperation of the flange and the connector, enabling rapid connection of the composite pipes and improving connection efficiency. The cooperation of the sealant and the sealing ring facilitates sealing the gap between the two composite pipes, preventing pipe leakage and improving the sealing capability of the device. The cooperation of the supporting frame and the expansion layer helps prevent damage to the device structure, protecting the device and improving its stability. This device improves the stability of the device and its connection efficiency.

This invention relates to the field of waste acid concentration in titanium dioxide production, and discloses a material and method for repairing the impeller stub of a waste acid concentration circulating pump. The method includes: a first material for repairing corrosion pits in the steel layer of the impeller stub; and a second material for repairing the inner plastic lining of the impeller stub. The first material, by mass ratio, comprises 5.5-6.5 parts of 977-S high-temperature flux-resistant vinyl ester resin, 0.4-0.6 parts of curing agent, 0.4-0.6 parts of accelerator, and 2.5-3.5 parts of acid-resistant cast stone powder; the second material comprises 44-48 parts of 977-S high-temperature flux-resistant vinyl ester resin, 43-47 parts of curing agent, 3-5 parts of glass flakes, and 4-6 parts of accelerator. The material proposed in this invention does not require heating during repair, the stub lining can be repaired multiple times, the repair method is simple and environmentally friendly, quick, and produces high-quality repairs.

The invention discloses a microcrystalline cast stone material prepared from waste incineration fly ash and a preparation method thereof.The method for preparing the microcrystalline cast stone material from the waste incineration fly ash comprises the steps that raw materials are obtained, specifically, waste incineration fly ash powder and quartz sand are mixed to obtain the raw materials; melting: melting the raw materials at the temperature of 1200-1400 DEG C; layering is conducted after melting, the upper layer is molten salt, the lower layer is molten slag, and after the molten salt on the upper layer is separated, the molten slag with the Cl element mass fraction lower than 10% and the SiO2 / CaO mass ratio being 0.8-1.2 is obtained; hardening and tempering: adding a component regulator into the molten slag to obtain hardened and tempered molten slag, wherein the mass fraction of Cl element in the hardened and tempered molten slag is lower than 1%; and forming, crystallizing, annealing and post-processing the quenched and tempered slag to obtain a microcrystal cast stone product. The method has the advantages of being short in process, low in energy consumption, shorter in forming time and better in product performance.

The utility model discloses a quick connection type cast stone pipe, which relates to the technical field of cast stone pipes and comprises a cast stone pipe, a first connecting disc is arranged at one end of the cast stone pipe, a second connecting pipe is arranged at the other end of the cast stone pipe, a circle of sealing groove is arranged on the second connecting pipe, and a plurality of guide grooves are arranged on the inner wall of the second connecting pipe at equal intervals. A plurality of clamping blocks are symmetrically arranged on the two sides of the inner wall of the guide groove, and a plurality of sliding blocks corresponding to the guide groove are arranged on the first connecting disc along the outer wall of the cast stone pipe at equal intervals; the guide groove in the inner wall of the second connecting pipe is matched with the sliding block on the first connecting disc, so that the pipeline axis can be conveniently and rapidly aligned and inserted, the efficiency and accuracy of installation and positioning are improved, and the function of rapid preliminary connection can be achieved; finally, the problems that a traditional flange or welding connection mode is time-consuming and labor-consuming in installation, complex in operation and long in construction period are solved, and the installation efficiency and convenience of the industrial pipeline are improved.

The invention provides a continuous production method for preparing a cast stone plate by utilizing waste incineration fly ash, which comprises the following steps: firstly, treating the waste incineration fly ash, feeding the treated waste incineration fly ash into a fly ash bin, adding ingredients, granulating, stably discharging, quickly melting the fly ash in a melting cavity to form a mineral solution, discharging an additional product, and cooling to obtain the cast stone plate. The method comprises the following steps: melting a high-temperature melting device to form a mineral solution output to the downstream, introducing the discharged mineral solution into a plate forming mold arranged at the outlet position of the high-temperature melting device to form a plate blank, and then moving the plate blank to the outlet position of a rotating disc type circular transfer mechanism along with the plate forming mold; the plate blank enters a subsequent conveying path to be subjected to multi-cabin segmented temperature control crystallization, the plate blank sequentially passes through temperature control cabins with three different temperature intervals to be subjected to segmented temperature control crystallization treatment, and finally a cast stone plate finished product is output. In short, the method has the advantages of being high in fly ash recycling degree, stable in continuous production, high in heat utilization efficiency and high in cast stone plate product engineering applicability.

The invention discloses a corrosion-resistant wear-resistant light cast stone plate and a production process thereof, and belongs to the field of inorganic non-metallic materials. In order to solve the problems that traditional cast stone is too heavy, and an existing light plate is poor in toughness and interface stability, the plate is composed of a crystallization type cast stone surface layer, an active glass-ceramic transition layer and a multi-scale pore ceramic core layer. The technical key points are as follows: core-shell structure toughened ceramic powder is introduced into a surface layer, surface mineralized grafted active basalt fibers are introduced into a core layer, and a chemically bonded gradient interface is formed by using a transition layer through an integrated hot-pressing co-firing process. While the weight is greatly reduced, the impact toughness and thermal shock resistance stability of the plate are remarkably improved.