62 results about "Foam glass" patented technology

The invention relates to the technical field of foam glass, in particular to building heat preservation foam glass surface toughening, soaking and drying integrated equipment which comprises a soaking mechanism, a drying mechanism is arranged at the top of the soaking mechanism, the soaking mechanism comprises a base, and a foam glass connecting assembly is fixedly connected to the inner side of the front side of the top of the base. The drying mechanism comprises a push-pull frame, and drying assemblies are fixedly connected to the top and the bottom of the front side of the inner side of the push-pull frame. By arranging the soaking mechanism and the drying mechanism, the integrated operation process of soaking toughening, pushing soaking and drying after soaking of the foam glass is achieved, the production efficiency is greatly improved, and in the soaking toughening stage, the product quality is improved. Through the precise mechanical structure design and the stable clamping of the hydraulic push rod, the stability and safety of the foam glass in the soaking process are ensured, through the design of the pushing soaking mechanism, the automatic operation from placing to soaking of the foam glass is achieved, and manual intervention is reduced.

The utility model relates to the technical field of foam glass production, and provides a high-temperature block melting furnace for foam glass production, which comprises a support base, a support shaft rod rotatably connected to one end of the top of the support base, a support plate fixedly connected to one side of the support shaft rod, and a guide assembly arranged in the middle of the inner side of the support base. The guiding assembly is used for driving the supporting plate to turn over, the top end of the supporting plate is fixedly connected with a frit furnace body, the bottom end and the top end in the frit furnace body are provided with a heating cavity and a material carrying cavity correspondingly, a heating system is arranged in the material carrying cavity, and a furnace cover body is arranged at the top end of the frit furnace body. A discharging assembly is arranged at the end, close to the supporting shaft rod, of the frit furnace body. By means of the technical scheme, the problems that in the prior art, materials in a molten state are difficult to lead out rapidly, the overall production efficiency is greatly affected, and in the discharging process, temperature difference is likely to exist between the discharging pipeline and the furnace cavity, and consequently the materials are likely to be attached to the discharging pipeline are solved.

The invention discloses a direct buried pipe foam glass curved surface non-contact type dielectric coating thickness measuring method, and relates to the technical field of non-destructive detection.The direct buried pipe foam glass curved surface non-contact type dielectric coating thickness measuring method comprises the steps that an in-situ calibration reference area is introduced, and a real-time calibration mechanism is established, so that a measuring system can dynamically adjust an internal calculation model according to the actual working condition on site; the absolute precision of a measurement result and the adaptive capacity in a variable field environment are improved, the reliability of each measurement is quantitatively evaluated by generating a credibility index, and a closed-loop remeasurement and data fusion process is established based on the reliability, so that the influence on the judgment of the overall coating quality due to local measurement abnormality is avoided, and the measurement accuracy is improved. According to the invention, the analysis of the geometric morphology of the curved surface is combined with the planning of the measurement path, the intelligent distribution of measurement resources is realized, and the system has the capability of actively coping with the interference of the local surface through the multi-modal dynamic sensing technology.

The invention provides a dry mortar composition, which is used for a ceramic tile binder and comprises a binding material, aggregate and an additive, and at least one part of the aggregate is foam glass particles. Wherein the volume ratio of the foam glass particles in the aggregate is 10%-100%. The invention further provides adhesive slurry which comprises the dry mortar composition and water, and the weight ratio of the dry mortar composition to the water is 100: (10-30). According to the composition disclosed by the invention, the foam glass particles are partially or completely used in the aggregate, so that the recycling of waste foam glass is realized, the use of quartz sand is reduced or avoided, and the environmental risk and emission are reduced.

The invention provides a low-density, high-strength concrete composition, which is self-compacting and lightweight, with a low weight-fraction of aggregate to total dry raw materials, and a highly homogenous distribution of an absorptive lightweight aggregate such as glass microspheres and, optionally, polymer beads, as well as the methods for providing the composition or components. Lightweight concrete formed by the disclosed concrete composition have low density, high strength-to-weight ratios, and high R-value. The concrete has strength like that ordinarily found in structural lightweight concrete. The concrete, at the density ordinarily found in structural lightweight concrete, has a higher strength and, at the strength ordinarily found in structural lightweight concrete, a lower density.

The present application relates to the technical fields of tank construction, and particularly relates to a low-temperature ethylene full-capacity tank door hole welding plugging structure, which comprises a tank door hole, a hot angle protection wallboard, foam glass bricks and an outer tank wallboard, and E-shaped supports are welded on the outer walls on both sides of the tank door hole, the construction is from inside to outside, the construction efficiency and the construction safety factor are greatly improved under the premise of ensuring the cold preservation effect, the safety hidden danger in the welding process of the closed and narrow space is reduced, the problem that the cold preservation filling at the welding seam of the temporary door hole wallboard of the outer tank is not sufficient and the cold preservation is easily caused is effectively solved, and through the setting of the upper E-shaped support, the lower E-shaped support, the mounting disc and the T-shaped frame and other structures, the supporting effect can be provided when the hot angle protection wallboard and the outer tank wallboard are welded, the supporting position can be flexibly adjusted, the hot angle protection wallboard and the outer tank wallboard can be accurately welded on the tank door hole, and the convenience performance in the plugging process is improved.

The utility model relates to the field of wireless communication, in particular to a tetrahedral reflector antenna housing. Comprising a cover body formed by a four-side conical structure and a fixing buckle, the fixing buckle is of an L-shaped structure, and the outer end of the short edge of the fixing buckle is connected with a semicircular limiting piece; the diameter of the semicircular limiting piece is larger than the width of the long-strip hole in the cover body and smaller than the length of the long-strip hole. The fixing buckle penetrates through the long-strip-shaped hole in the radome body and the long-strip-shaped hole in the L-shaped connecting piece of the four-side corner reflector to fix the radome and the four-side corner reflector. The four-side conical structure of the antenna housing of the four-side corner reflector can enable wind, sand, rain and snow to slide down, the influence of accumulation on the four-side corner reflector is avoided, and the antenna housing is of a foam glass fiber reinforced plastic sandwich structure and has excellent electrical performance, corrosion resistance and wave-transparent performance. Erosion of severe environments such as wind, sand, rain and snow can be prevented, and normal use of the corner reflector cannot be affected. The four-side corner reflector antenna housing is simple in structure and high in practicability, and can be quickly mounted and dismounted.

The invention relates to the technical field of storage tank construction, in particular to a low-temperature ethylene full-capacity storage tank door opening welding plugging structure which comprises a storage tank door opening, a hot corner protection wall plate, foam glass bricks and an outer tank wall plate, and upper E-shaped supports are welded to the outer walls of the two sides of the storage tank door opening. On the premise that the cold insulation effect is guaranteed, the construction efficiency and the construction safety coefficient are greatly improved, potential safety hazards in the welding process in a closed and narrow space are reduced, the defect that cold insulation filling at the outer tank temporary door opening wall plate weld joint is not solid, and cold penetration is likely to be caused is effectively overcome, and the service life of the outer tank temporary door opening wall plate weld joint is prolonged. And through the arrangement of an upper E-shaped support, a lower E-shaped support, a mounting disc, a T-shaped frame and other structures, the supporting effect can be provided during welding of the hot corner protection wall plate and the outer tank wall plate, meanwhile, the supporting position can be flexibly adjusted, it is ensured that the hot corner protection wall plate and the outer tank wall plate are accurately welded to the storage tank door opening, and the convenience performance in the plugging process is improved.

The utility model relates to the technical field of cutting, and discloses a foam glass cutting machine which comprises a bedplate, blanking holes are uniformly formed in the bedplate, a box body is fixedly mounted on the lower side of the bedplate, a vacuum pump is mounted on the lower side of the box body in a communicated manner, a partition plate is mounted in the box body, through holes are uniformly formed in the center of the partition plate, and filter screen assemblies are inserted into the through holes; a pair of sealing lead screw modules is fixedly installed on the upper side of the partition plate, a cleaning assembly is installed between sliding tables of the pair of sealing lead screw modules through a supporting frame, and the filter screen assembly is sleeved with the cleaning assembly; an electric cylinder is fixedly installed on the lower side of the box body, the same I-shaped beam is fixedly installed at the lower end of the electric cylinder, one ends of stand columns are rotationally installed on the left side and the right side of the I-shaped beam, guide pins are fixedly installed at the other ends of the stand columns and close to the side of the filter screen assembly, and pressing plates are installed on the guide pins. The cutting device can adsorb powder generated during cutting, can keep the filtering effect of the filter screen assembly, and can also be matched with pressing foam glass.

The present application relates to the technical field of waterproof detection of direct-buried pipes, in particular to a foam glass waterproof performance detection method for direct-buried pipes. The present application divides the camera range into multiple key camera blocks by arranging high-definition camera components and test simulation equipment on the test site. The waterproof performance test is carried out in the test simulation block. The test data of the simulation test are obtained by collecting the data of the test execution stage through the monitoring and control components and inputting into the fault early warning mechanism to obtain the fault early warning signal. In this way, the state of the test simulation equipment is monitored, which facilitates the accuracy of the data. The test simulation equipment is provided, which includes the waterproof performance detection simulation equipment installed. The waterproof performance detection simulation equipment includes a test simulation cabin, a simulation box positioning component, a pressure loading component and a monitoring and control component, which facilitates the operation of the test and effectively reduces the artificial dependence on the test environment adjustment.

The present invention provides a degerming material for purifying water and / or air. Provided is a material (100) for degerming, comprising a foam glass (101) and a photocatalyst (102).

This utility model relates to the field of building roofing engineering technology, and discloses a profiled metal sheet composite layer insulated roof structure, including a profiled steel sheet, a foam glass insulation board on the upper surface of the profiled steel sheet, a waterproof board on the upper surface of the foam glass insulation board, an aluminum-magnesium-manganese board attached to the upper surface of the waterproof board, a U-shaped purlin inside the foam glass insulation board, a U-shaped purlin support attached to the lower surface of the U-shaped purlin, and a heat insulation gasket on the upper surface of the U-shaped purlin. In this utility model, the fixing plate moves under the action of the sliding column, further compressing the spring. When the connecting column slides to the appropriate position, the spring releases its elastic potential energy, pushing the stop block into the connecting column, thereby achieving rapid fixing of the connecting column, reducing the installation time of the aluminum bracket, and significantly improving construction efficiency.

The utility model relates to the technical field of drying boxes, and provides an electric heating constant-temperature drying box for foam glass production experiments, which comprises a constant-temperature box, a sealing door is hinged to the front side of the constant-temperature box, a plurality of loading trays are slidably connected in the constant-temperature box, and a mounting frame is fixedly connected to the rear side of the constant-temperature box. An electric heating wire is arranged on the right side in the mounting frame, a fan is arranged on the left side in the mounting frame, a filter screen is fixedly connected to the left side of the mounting frame, and a cleaning assembly is arranged in the mounting frame and located between the fan and the filter screen. The servo motor is started to drive the rotating disc to rotate, the rotating disc drives the slender rod to rotate, the slender rod rotates to drive the hollow frame to move up and down in a reciprocating mode, under the action of the limiting block, the hollow frame drives the connecting rod to move synchronously, the connecting rod moves to drive the adjusting rod to slide in the guide frame, and the guide frame drives the air outlet pipe to rotate in a reciprocating mode. Therefore, the air outlet direction of the air outlet pipe is changed, and the drying range of the air outlet pipe is expanded.

The application relates to a construction method of a LNG three-wall metal full-container storage tank heat insulation system, which comprises the following steps: firstly, constructing a bottom heat insulation layer, pouring a concrete leveling layer on the bottom plate of an outer container, coating an asphalt primer on the concrete leveling layer, laying asphalt waterproof coiled material on the upper part of the asphalt primer, building multiple layers of foam glass bricks on the upper part of the asphalt waterproof coiled material, laying asphalt waterproof coiled material between the foam glass bricks; secondly, filling pearl sand in the outer interlayer between a secondary container and the outer container, hanging a glass fiber elastic blanket on the outer side surface of the secondary container cylinder, and connecting glass silk cloth on the outer side of the glass fiber elastic blanket; and finally, constructing a ceiling heat insulation layer, and laying multiple layers of glass cotton felt on the upper part of the ceiling plate. According to the construction method of the LNG three-wall metal full-container storage tank heat insulation system, the construction is orderly, the progress is fast, the efficiency is high, the construction safety is guaranteed, and the use risk is reduced.

A coated foam glass block (10) and a passive fire suppression system incorporating the coated foam glass block are disclosed. The system consists of a segment of a piece of foam glass comprising a cladding material comprising an integrated connector flange (47, 57a / b, 67a / b, 77a / b, 87, 97). Adjacent blocks of foam glass in the reservoir may be interlocked to create a passive barrier, which helps reduce damage or risk associated with liquid hydrocarbon spillover.

The present invention provides a disinfection material for purifying water and / or air. Specifically provided is a disinfection material 100 that contains foam glass 101 and a photocatalyst 102.

The utility model discloses a liquid ammonia storage device, and belongs to the technical field of organic synthesis. Comprising a concrete foundation and a steel tank body, the steel tank body comprises a tank bottom, a tank top, a hanging flat top and a side wall, the tank bottom is arranged on the concrete foundation, a tank bottom heat preservation layer is arranged between the tank bottom and the concrete foundation, a side wall heat preservation layer and a protection layer are sequentially arranged outside the side wall, a flat top heat preservation layer is arranged on the upper side of the hanging flat top, and the bottom end of the protection layer is fixed to the concrete foundation; the tank bottom thermal insulation layer sequentially comprises a felt paper layer, a foam glass layer and an asphalt paint layer from bottom to top, the felt paper layer is formed by soaking asphalt with felt paper, and the foam glass layer is built by foam glass blocks; the side wall heat preservation layer sequentially comprises an anti-rust coating layer, a first PV abrasion-resistant coating layer, a first rigid polyurethane foam layer and a waterproof grease and glass wool cloth composite layer from inside to outside. The flat-top thermal insulation layer sequentially comprises a second PV wear-resistant coating layer and a second rigid polyurethane foam layer from bottom to top; the first rigid polyurethane foam layer and the second rigid polyurethane foam layer are both built by rigid polyurethane foam blocks.

The application relates to the technical field of foam glass, in particular to a building thermal insulation foam glass surface toughening, soaking and drying integrated equipment, which comprises a soaking mechanism, the top of the soaking mechanism is provided with a drying mechanism, the soaking mechanism comprises a base, the inner side of the top front side of the base is fixedly connected with a foam glass connecting assembly, the drying mechanism comprises a push-pull frame, the top and the bottom of the inner side front side of the push-pull frame are fixedly connected with drying assemblies, the soaking mechanism and the drying mechanism are arranged, integrated operation processes of foam glass soaking, toughening, pushing and soaking and post-soaking drying are realized, and the production efficiency is greatly improved. In the soaking and toughening stage, the stability and safety of the foam glass in the soaking process are ensured through accurate mechanical structure design and stable clamping of a hydraulic push rod, the design of the pushing and soaking mechanism realizes automatic operation of the foam glass from placement to soaking, and manual intervention is reduced.

The invention belongs to the technical field of solar photovoltaics, and is suitable for the fields of special tempered glass, laminated glass, microcrystalline glass and foam glass in the fields of aerospace, vehicles, ships and the like. The method is also suitable for the field of special coated glass capable of being controlled by sunlight; the invention relates to the field of special tiles such as fire prevention and heat preservation. The production method comprises the following steps: preparing outdoor surface colored glaze printing ink, and carrying out colored glaze printing on a first surface of glass by adopting a silk-screen printing process; bC type batteries are selected, and a high-light-transmittance colored glaze technology is applied to the design of a battery layer, so that the battery layer is coordinated with the appearance effect of colored glaze glass while high light transmittance is ensured; a double-glass structure is adopted, a metal plate is arranged on the back of a photovoltaic glass assembly to serve as a reinforcing structure, and a lightweight structural assembly is obtained; and assembling the colored glazed glass, the battery layer and the light-weight structure assembly to form the light-weight simulation BIPV photovoltaic assembly.

The present application relates to the field of solid waste treatment, and particularly relates to a method for preparing foam glass-ceramics by self-foaming and foam glass-ceramics. The method steps are as follows: municipal sludge with water content > 30% is mixed with garbage incineration fly ash with particle size ≤ 75 μm and accounting for 75%-85% of the mixture to obtain a mixture with chemical composition satisfying SiO2+Al2O3+MgO 18%-36%, CaCO3+Fe2O3 30%-47%; the mixture is formed by a roller compactor to obtain a green compact with forming water content 9%-21% and pressure 2-3 tons / square centimeter; the green compact is dried and then calcined at 950-1150 DEG C for 60-90 minutes in a high-temperature furnace, and the product is obtained by furnace cooling. The present application does not need external additives, utilizes the characteristics of solid waste, realizes the conversion of waste to high-value-added products through a synergistic process, and simultaneously solves the problems of solid waste disposal and resource utilization.

The invention relates to a method for producing a concrete component (4) containing foam glass. The method comprises providing (S100) a system for additive manufacturing (1) with fresh concrete (17, 27), which comprises a conveyor unit (11, 21) for fresh concrete (17, 27), wherein the conveyor unit (11, 21) is designed to convey at least two separate material flows of fresh concrete (17, 27), to extrude them via a pressure head (12, 22), and to apply them in layers. In a further step, a first fresh concrete (17) for producing a fiber-reinforced concrete (18) and a second fresh concrete (27) for producing a foam glass-containing concrete (28) are provided (S200).In addition, the first fresh concrete (17) is extruded and applied (S400) to produce a first and second outer region (411, 412) of a layer (41), and the second fresh concrete (27) is extruded and applied (S500) to produce the inner region (414) of the layer (41). Furthermore, the steps of extruding and applying (S400) the first fresh concrete (17) and extruding and applying (S500) the second fresh concrete (27) to the previously produced layer (41) are repeated until the foam glass-containing concrete component (4) is completed. The invention further relates to a foam glass-containing concrete component (4) produced using such a method.

The application discloses a low-foam glass substrate cleaning solution, relates to the technical field of cleaning solutions, and comprises 25-40 parts by weight of dimethylbenzene, 20-35 parts by weight of propylene glycol methyl ether acetate, 10-20 parts by weight of n-butanol, 15-25 parts by weight of ethanol, 5-10 parts by weight of a wet dispersant and 1-4 parts by weight of an inhibitor; wherein the dimethylbenzene is alkyl-closed dimethylbenzene closed by alkyl; and the wet dispersant is a polydimethylsiloxane grafted / PLR-1900 wet dispersant. The application has the effect of significantly inhibiting foaming; the alkyl-closed dimethylbenzene in the application can effectively remove photoresist residues and grease, and cooperates with the wet dispersant to realize the effects of preventing contaminants from being re-stained and watermarks from being stained.

The application discloses a method for preparing foam glass by using hazardous waste melting vitrification products. The method comprises the following steps: uniformly mixing the hazardous waste melting vitrification products with a foaming agent and a foam stabilizer, and then performing forming, drying, high-temperature foaming and cooling treatment on the mixture to obtain the foam glass. The content of the foaming agent in the mixture is 1wt.%-4wt.%, the content of the foam stabilizer is 1wt.%-2wt.%, and the foaming temperature is 850 DEG C-940 DEG C, so that the hazardous waste melting vitrification products are efficiently foamed. The obtained foam glass product has the characteristics of heat insulation, light weight and high strength, is a new type of environment-friendly building material, and realizes high-value utilization of the hazardous waste melting vitrification products.

This invention relates to the field of foam glass technology and discloses a high-strength, heat-resistant foam glass based on high borosilicate. This foam glass uses high borosilicate waste glass as the base material and zirconium dioxide modifier, titanium dioxide, composite foaming agent, and composite additives as auxiliary materials. It is formed through grinding and mixing, and a three-stage foaming and firing process. Through the synergistic design of the composite nucleating agent and the novel foaming system, the foaming temperature is significantly reduced while ensuring high performance. The introduction of a composite additive system maintains stable product performance while achieving a uniformly distributed color appearance. The three-stage temperature control process enables controllable growth and stabilization of the foam structure, overcoming the bottlenecks of uneven structure and high-temperature volatilization in traditional foam glass preparation. Finally, the overall optimization of the composition and process gives the product a longer service life and better mechanical strength under high-temperature conditions.

The utility model relates to a large flat-bottom tank concrete leveling layer construction device which comprises an input pipe, a first communicating pipe, a second communicating pipe and an output pipe. The first end of the input pipe is used for being communicated with concrete supply equipment outside the storage tank, the second end of the input pipe extends to a target area in the storage tank in the X-axis direction, and the length of the input pipe is adjustable. The first communicating pipe communicates with the second end, and the first communicating pipe extends at an angle to the X axis in the XY plane. The second communicating pipe is communicated with the first communicating pipe, forms an angle with the X axis in the XZ plane and extends upwards. One end of the output pipe communicates with the second communicating pipe through an elbow, and the output pipe is arranged in the horizontal direction. The output pipe can do circular motion around the Z axis, and the other end of the output pipe is used for outputting concrete downwards. The construction device can prevent the foam glass brick layer at the bottom from being damaged, reduces the workload of transferring concrete from the middle of the storage tank to the periphery of the storage tank to be flattened, and reduces the labor intensity of workers.

The utility model provides a fireproof cold insulation pipeline support for fixing pipeline, and the cold insulation pipeline support comprises a saddle and a fixing mechanism arranged on the saddle, the saddle is used for adapting the fixing mechanism to be arranged on the base, the fixing mechanism comprises a pipe clamp, a protective layer, a moisture-proof layer and a cold insulation layer which are arranged from outside to inside along the radial direction of the pipeline, the cold insulation layer is formed by coating at least one circular tubular foam glass block on the outside of the pipeline, the end of the pipe clamp is provided with a first axial limiting plate, the first axial limiting plate radiates inwardly along the radial direction perpendicular to the axial direction of the pipeline from the end of the pipe clamp so as to resist the outer edge area of the end surface of the cold insulation layer, according to the utility model, the stability of the cold insulation layer along the axial direction of the pipeline is ensured, the fire resistance of the cold insulation pipeline support is improved, and the problem of brittle fracture caused by the slot embedding of the foam glass due to the brittle characteristic is avoided.

The utility model discloses hazardous waste recycling equipment, and relates to the hazardous waste treatment field, the hazardous waste recycling equipment comprises a base, the base is provided with a melting furnace, a foaming reaction furnace and a desulfurization tower, the desulfurization tower can purify waste gas discharged by the foaming reaction furnace, the base is provided with a moving assembly, and the moving assembly can move along the length direction of the base. And a batching device is mounted on the moving assembly. The device has the beneficial effects that hazardous waste residues are smashed and mixed through the batching device and then put into the melting furnace, the materials are melted into glassy substances through the melting furnace, the glassy substances are put into the batching device after being cooled, and meanwhile a fixed amount of modifier and foaming catalyst are added into the batching device; the modifier, the foaming catalyst and the glassy substance are mixed through the batching device and then put into the mold in the foaming reaction furnace, the materials can be melted into foam glass through high temperature, waste recycling is achieved, and meanwhile the problem of hazardous waste pollution is thoroughly solved.

The invention belongs to the technical field of solid waste treatment, and discloses a method for preparing foam microcrystalline glass by utilizing waste heat of hot blast furnace slag and co-treating chromium-containing sludge and a product, the method comprises the following steps: preparing raw materials according to mass percentage, and then grinding and mixing uniformly; performing compression molding on the mixed wet material to obtain a raw material; drying to obtain a green body; the preparation method comprises the following steps: preheating a high-temperature furnace to a target temperature of 1050-1200 DEG C, quickly putting a green body into the high-temperature furnace, sintering by utilizing waste heat of hot blast furnace slag, and reacting SiC with oxygen in air at high temperature to generate SiO2 and CO2 to form foam microcrystalline glass. According to the invention, through the combination of the process and the formula, the foam microcrystalline glass is prepared by fully utilizing the high-temperature waste heat of the hot blast furnace slag and the chromium-containing sludge, and the chromium-containing sludge is harmlessly treated by utilizing the waste heat, so that the prepared foam microcrystalline glass has relatively high performance, the additional value can be further improved, and the economic benefit is improved.

The utility model discloses a tap water pipeline anti-freezing protector, which relates to the technical field of water pipeline anti-freezing protection and comprises a first protective shell and a second protective shell, the first protective shell is arranged at the top of the second protective shell, and hinge seats are hinged to the back of the first protective shell at equal intervals. By the adoption of the structure, the outer black polytetrafluoroethylene heat absorption and conduction layer is arranged, solar heat can be efficiently absorbed in the daytime and conducted to the aerogel outer heat preservation layer, then the heat slowly permeates into the heat storage heat preservation layer made of the foam glass material to be stored, and the aerogel outer heat preservation layer is used for heat preservation at night; heat absorbed by the foam glass layer radiates towards the water pipe through the elastic heat conduction layer (silica gel heat preservation conductor containing aluminum oxide), it is ensured that the temperature of the water pipe is higher than the freezing point, freezing is effectively prevented, elasticity of the elastic heat conduction layer can be tightly matched with the water pipe, the heat preservation effect is improved, wires and complex electric appliance structures are not needed, the use cost is reduced, and the device is suitable for popularization and application. The popularization value is high.

Method for microbial in-situ treatment and in-situ remediation for the sustainable immobilization of inorganic pollutants in contaminated waters, surrounding aquifer areas and zones, and extraction residues by sequencing and controlling activated natural mineral formation processes, characterized in that a buoyant reactive material is introduced into the contaminated waters, surrounding aquifer areas and zones, and extraction residues as bulk material and / or by controlled flushing as a solid-water mixture via naturally occurring hydraulic connections and / or engineered inlets and outlets with technical systems and equipment, wherein the reactive material consists of a buoyant solid carrier material in the form of a foam glass substrate made of glass powder and blowing agent.with a silicate coating consisting of hydrogen-releasing and / or sulfate-reduction-promoting substances and at least one additive homogeneously embedded in the silicate coating, and the silicate coating of the reactive material stimulates the metabolic processes of autochthonous sulfate-reducing microorganisms by reducing site-specific and / or supplied sulfate to sulfide, and sulfide formation and gradual surface oxidation of formed sulfides occur on the floating reactive material through oxygen present from inflowing groundwater or through the gradual supply of oxygen via technical systems and facilities for the formation of pyrites and iron oxides through gradual surface oxidation on the floating reactive material, wherein hydrogen is released at rates of 0.0005 mol / kg*d to 0.0005 mol / kg*d during contact of the reactive material with the polluted waters.0.5 mol / kg*d is released and autotrophic microbial sulfate reduction is stimulated with reduction rates of 0.75 mg / l*d to 70 mg / l*d.