48results about How to "Play the role of heat insulation protection" patented technology

The invention discloses heavy oil thermal recovery method using foamed gel to inhibit bottom water coning and belongs to the technical field of oilfield exploitation and oilfield chemistry. The method includes the steps of firstly, injecting nitrogen into a producing well to form a front nitrogen slug when the period comprehensive water content of the producing well is larger than 90%; secondly, injecting a mixed system of nitrogen and a foamed gel solution to form a nitrogen-foamed gel main slug; thirdly, injecting nitrogen into the producing well to form a replacing nitrogen slug; fourthly, injecting steam, wherein the front nitrogen slug can push water of a shaft and a stratum in an area near the well to an oil layer and balance stratum pressure, the nitrogen-foamed gel main slug can effectively inhibit bottom water invasion, and the replacing nitrogen slug can replace a foamed gel blocking agent in a screen pipe and an area in near the shaft to prevent the blocking agent from solidifying near the shaft and blocking a steam injecting pipeline and an oil extraction pipeline. By the method, bottom water coning speed can be reduced, steam wave coefficient and utilization rate can be increased, and oil reservoir exploitation effect can be improved.

The invention discloses a high temperature-keeping screw conveyor. A cylindrical shell (19) consists of a bushing (6) and two layers of stainless steel cylinder cavities (8), wherein the front end of the cylindrical shell (19) is welded with a front heat-isolating layer (4) and a front sealing plate (3); the rear end of the cylindrical shell (19) is welded with a rear sealing plate (11) and a rear heat-isolating layer (10); a central shaft of an auger (7) is connected with an output shaft with a motor speed reducer (13) through an elastic sleeve coupler (12); cooling water passages are formedin the central shaft and a blade of the auger (7); and a weighing module (16) is arranged on the lower part of the cylindrical shell (19). The high temperature-keeping screw conveyor has heat-isolating and protecting effects on a power transmission mechanism and prolongs the service life of the transmission mechanism. In order to achieve transfer control, the regularly and quantificationally conveying and blanking of high-temperature scattered materials are achieved through the arranged weighing module (16); and the high temperature materials can be sealed and subjected to heat preservation while being conveyed.

The invention provides an environment-friendly fireproof material for electrical equipment and a preparation method of the environment-friendly fireproof material, and belongs to the fields of fireproof materials and preparation technologies thereof. The environment-friendly fireproof material for the electrical equipment is characterized by being prepared from the following raw materials in parts by weight: 50 to 60 parts of modified epoxy resin, 30 to 40 parts of fluorocarbon resin, 60 to 90 parts of a fire retardant, 3 to 10 parts of expanded graphite, 3 to 10 parts of alumina silicate fiber and 2 to 8 parts of molecular sieves. The fireproof material provided by the invention is applied to fire protection of the electrical equipment, and is high in crack resistance, water resistance and weather resistance and good in expansion character; meanwhile, the heat release rate of a base material in a burning condition can be obviously reduced, and the quality loss is reduced; moreover, the fireproof material is small in smoke production quantity and good in environmental protection effect.

The invention discloses an explosion-proof and sun-proof transformer convenient for heat dissipation. The explosion-proof and sun-proof transformer comprises a transformer shell, an oil conservator, aheat dissipation assembly and a mounting plate, wherein anti-collision protection corners are mounted on eight corners of the transformer shell, the oil conservator is mounted on the right side of the top of the transformer shell through a supporting seat, the left side of the oil conservator is connected with the transformer shell through an oil inlet pipe, the heat dissipation assembly is installed on the front, rear, left and right surfaces of the transformer shell, a first oil feeding pipe is installed above the front end and the rear end of the transformer shell, a second oil feeding pipe is installed above the left side and the right side of the transformer shell, heat dissipation fans are installed in the first oil feeding pipe and the second oil feeding pipe, and the mounting plate is positioned at the bottom of the transformer shell. According to the invention, the explosion-proof sun-proof transformer convenient for heat dissipation is provided with an interlayer, and the interlayer is a vacuum layer, and is arranged between the inner shell and the outer shell of a transformer shell, so that a heat insulation protection effect is achieved, and dangerous cases caused by overhigh temperature in the transformer shell due to overheating of an external environment are prevented.

The invention provides an improved indoor heater. The improved indoor heater comprises a panel, a shell, an air blowing module, a ventilation module and a heating module; an illumination module, an intake grid plate and an exhaust grid plate are mounted on the panel; a first intake port, a second intake port and an exhaust port are formed in the end surface of the shell; an air outlet is formed inthe side surface of the shell; a first volute and a second volute are arranged in the shell; a first exhaust way is surrounded by the first volute; a second exhaust way is surrounded by the second volute; a thermal insulation surrounding plate is projected on the exhaust port for surrounding the heating module; the heating module is accommodated in the thermal insulation surrounding plate, and isaligned to the exhaust grid plate; the intake grid plate respectively conducts with the first intake port and the second intake port; the first air way communicates with the first intake port and theexhaust port; the second air way communicates with the second intake port and the air outlet; the air blowing module is mounted in the first air way; the ventilation module is mounted in the second air way; a thermal insulation back plate is arranged on the back surface of the illumination module, covers the back surface of the illumination module, and is fixed with the panel; and a gap is formedbetween the illumination module and the thermal insulation back plate.

The invention relates to conveyer belt covering rubber and a preparation method thereof and particularly relates to a 350 DEG G firing-resistant conveyer belt covering rubber and a preparation method thereof. The 350 DEG C firing-resistant conveyer belt covering rubber comprises the following components: 100 parts of butadiene styrene rubber, 3.5-8.5 parts of activating agent, 2.5-6.5 parts of anti-aging agent, 50-70 parts of carbon black, 3.5-5.5 parts of C9 petroleum resin, 2.5-4.5 parts of coumarone resin, 2.5-5.5 parts of dispersing agent, 1.0-5.0 parts of sulphur, 0.8-3.5 parts of vulcanization accelerator, 3.5-7.5 parts of 52# chlorinated paraffin and 8.0-16.0 parts of coking agent. The prepared 350 DEG C firing-resistant conveyer belt covering rubber can be used for conveying a material with the temperature of 350 DEG C, a rubber coked layer is formed on the surface of a conveyer belt body to take a thermal insulation protection effect, and therefore cracking and abrasion of a conveyer belt are avoided and the service life of the conveyer belt is prolonged. The 350 DEG C firing-resistant conveyer belt covering rubber product has good physical properties, low static electricity conductivity and excellent flame retardant property.

The invention provides an epoxy resin thermal insulation composite material and a preparation method thereof. The epoxy resin thermal insulation composite material comprises epoxy resin, graphene anda nanoscale mica plate, wherein graphene layers and mica plate layers formed by the graphene and the nanoscale mica plate alternate to lay to mold with the epoxy resin in a laminated form. The methodincludes preparation of the nanoscale mica plate, a lamination process of a heat-insulating composite material, and a composite process with the epoxy resin, by adjusting of the sizes of graphene nanoplates and the mica plates, the weight ratio between the graphene and the mica plate, and the like, by use of the synergistic effect between the graphene and the mica plate, both thermal insulation properties and mechanical properties of the thermal insulation material can be achieved. The mica plate and the like are simple and reliable in preparation processes, easy to prepare in large quantities, and low in cost, and the mixing process system of various types of raw materials is mature and easy to operate. The final product has excellent thermal insulation performances and mechanical properties, and can be applied in the field of external protection of various types of aircrafts.

The invention relates to an infrared-resistant lens, and the lens comprises a substrate, a first cladding layer, a second cladding layer, and a third cladding layer. The substrate is a glass lens or a high molecular material lens. The first cladding layer is a silicon oxide layer, and the second cladding layer is one of a copper cladding film, a gold cladding film, a platinum cladding film and a silver cladding film or the combination of many of the copper cladding film, the gold cladding film, the platinum cladding film and the silver cladding film. The third cladding layer is an aluminium oxide layer. The lens provided by the invention can achieve 99.5%+ / -1% attenuation of infrared light, and has an effect of thermal isolation. The surface of the lens is provided with aluminium oxide, so the lens is resistant to oxidation and wear, is durable, can avoid scratch, is good in practicality, is lower in production cost, and is very high in market popularization value.

The invention relates to an expansion joint which comprises an expansion deformation sheet, an air inlet flange, an outer sleeve, an inner sleeve and an air outlet flange. The expansion deformation sheet is connected with the air inlet flange and the air outlet flange. The outer sleeve is connected with the air inlet flange. The inner sleeve is connected with the air outlet flange. The inner sleeve is coated with the outer sleeve. A gap is reserved between the outer sleeve and the inner sleeve. An expansion gap is reserved between the end of the outer sleeve and the air outlet flange. An expansion gap is reserved between the end of the inner sleeve and the air inlet flange. The expansion joint is simple in structure, easy to machine and manufacture, low in production cost and not prone to deformation and damage, so that auxiliary devices additionally arranged in the transportation process are reduced, and the transportation cost is reduced. The simple and effective structural mode of the outer sleeve and the inner sleeve is adopted so as to be used for a metal expansion joint and a non-metal expansion joint.

The invention provides a light rail casting line and belongs to the field of gravity casting. The light rail casting line solves the problem that casting ladles are carried manually in the casting industry so that the labor intensity is high, the risk is high, and efficiency is low. The light rail casting line comprises a beam, a casting ladle, a lifting device and two horizontally and parallelly arranged supporting beams. The beam is slidably connected between the two supporting beams, the lifting device is slidably connected on the beam, the lower portion of the lifting device is connected with a suspension frame, symmetrically arranged supporting rods are installed on two sides of the casting ladle, the casting ladle is hooked on the suspension frame through the supporting rods, and lifting rods are fixedly inserted into every supporting rod. The light rail casting line has the advantages of being low in labor intensity, good in safety and high in efficiency.

The invention discloses a new protective cover device for a pipeline and an installation method of the new protective cover device. The device is used for sleeving the pipeline (7) to play a role of heat insulation protection, and comprises a main protective part (8) taken as a larger segment part section cylinder and a cover body part (4) taken as a smaller segment part section cylinder which can be combined to form a cylinder, wherein elastic vertically-opposite platform pipe fittings (81, 41) are symmetrically arranged at the bottom of the main protective part (8) and the top of the cover body part (4), and elastic clamp components (82) are symmetrically arranged on two relative sides in the diameter direction of the main protective part (8), so that the two elastic vertically-opposite platform pipe fittings (81, 41) can clamp the pipeline (7) in the vertical direction.

The invention discloses a convenient-to-clean bamboo wood dining table. The bamboo wood dining table comprises a base and a fixing plate. A sleeve is arranged at the upper end of the base and providedwith a retractable rod, a thread connection sleeve is arranged on the bottom face of the fixing plate, a concave brush plate is arranged on the fixing plate, the two ends of the concave brush plate are slidingly connected to the two sides of the fixing plate through sliding blocks, the concave brush plate and the sliding blocks are rotatably connected through a rotating shaft, bristles are arranged on the inner surface of the concave brush plate, a bamboo wood dining table board is arranged at the upper end of the fixing plate and connected to the fixing plate through a turntable, storage drawers are arranged on the periphery of the interior of the bamboo wood dining table board, and a heat insulation layer is arranged on the surface of the bamboo wood dining table board. According to thebamboo wood dining table, food residues stacked on the surface of the bamboo wood dining table board can be quickly cleaned away by the concave brush plate, and meanwhile, the bamboo wood dining table board can also be rotated, so that convenience is provided for people to brush the surface of the bamboo wood dining table board; in addition, the height of the bamboo wood dining table board is easy to adjust, the flexibility is high, and convenience is provided for people during use.

The invention discloses a heat-insulation-type composite steel tape. The heat-insulation-type composite steel tape comprises a steel tape base body, a first heat insulation layer and a second heat insulation layer; the first heat insulation layer is arranged on one side surface of the steel tape base body; the second heat insulation layer is arranged on the other side surface of the steel tape base body with the thickness of 0.3-0.6mm; the steel tape base body is a stainless steel tape. Through the mode, the heat-insulation-type composite steel tape provided by the invention has a good heat insulation performance, and can play heat insulation and protection roles on an electric cable while being used as an armoring steel tape of the electric cable.

The invention discloses a protective clothing structure for operation at high temperature and a constructing method of the protective clothing structure for operation at high temperature. The protective clothing structure for operation at high temperature includes a top and a pair of trousers, invisible zippers are arranged on both the top and the trousers, meshed cloth pieces are arranged on thepositions of the inner sides of the invisible zippers, and the top and the trousers are opened by the invisible zippers; and the fabric of the top and the trousers include a first thermal insulating layer, a second thermal insulating layer and a moisture transmission layer from outside to inside. By opening the invisible zippers, the air in the protective clothing can exchange with the external environment by forced convection, which can effectively accelerate the loss of the heat produced by a human body. The first thermal insulating layer can reduce thermal radiation to the human body at high temperature by using the ability of a nanomaterial to reflect near-infrared rays; the second thermal insulating layer uses an immobile air layer in an aerogel porous structure to isolate the external high-temperature environment from the human body, phase change microcapsules absorb the heat produced by the human body during a phase change process, and the microcapsule structures can prevent leakage of a phase change material; and the moisture transmission layer has good effect of single-way moisture transmission, moisture absorption and fast drying. The protective clothing is convenient touse and comfortable to wear with good protective performance.

The invention specifically discloses an intelligent oven internal display module which comprises an oven body and an oven cover, a mesh plate is installed on the inner surface of the oven cover, the middle of the mesh plate is sunken towards the interior of the oven cover to form a gradually-shrinking boss, a groove is formed in the edge of the gradually-shrinking boss and the edge of the mesh plate, and a temperature measuring and shooting assembly is arranged in the groove; the temperature measurement shooting assembly comprises a base, one side of the base is provided with an inclined plate, the inclined plate is in lap joint with the side end of the gradually-shrunk boss, the end face, making contact with the gradually-shrunk boss, of the inclined plate is provided with an air flow channel, and the inclined plate is provided with a camera corresponding to the air flow channel. A shooting hole corresponding to the camera is formed in the side edge of the gradually-shrinking boss, and a first glass sheet and a second glass sheet are arranged on the gradually-shrinking boss and located at the two ends of the shooting hole respectively. The camera has the advantages of being easy and convenient to install, free of fogging in the shooting process and high in shooting quality, the camera is isolated from a heat source, and the service life is longer.

The invention relates to a firm pipeline protecting cover device and a mounting method thereof. The device is arranged outside a pipeline (7) in a sleeving manner to realize a thermal insulation protection effect. The device comprises a main protecting part (8) serving as a larger circular missing part section cylinder and a cover body part (4) serving as a smaller circular missing part section cylinder; the main protecting part (8) and the cover body part (4) can be combined to form a cylinder; elastic on-top platform pipe fittings (81 and 41) are symmetrically arranged at the bottom of the main protection part (8) and the top of the cover body part (4); elastic clamp components (82) are symmetrically arranged on the two opposite sides in the diameter direction of the main protection part (8). Therefore, the two elastic on-top platform pipe fittings (81 and 41) can clamp the pipeline (7) in a perpendicular direction.

The invention discloses a pipeline protective cover device convenient to dismantle and mount and an installation method thereof. The pipeline protective cover device is used for being arranged at the external part of a pipeline (7) in a sleeving manner to play the role in thermal insulation and protection and comprises a main protective part (8) serving as a larger segmental part sectional cylinder and a cover body part (4) serving as a smaller segmental part sectional cylinder, and the main protective part and the cover body part can be combined to form a cylinder, wherein the bottom of the main protective part (8) and the top of the cover body part (4) are symmetrically provided with elastic opposite vertex platform pipe fittings (81, 41); elastic clamp components (82) are symmetrically arranged on two opposite sides of the main protective part (8) in the diameter direction; therefore, the two elastic opposite vertex platform pipe fittings (81, 41) can clamp the pipeline (7) in the vertical direction.

The invention discloses a pipeline protection cover device firm in installation and an installing method for the pipeline protection cover device firm in installation. The device is used for being arranged outside the pipeline (7) in a sleeving manner to play a heat isolation and protection role. The device comprises a main protection part (8) serving as a large circle flaw section cylinder and a cover part (4) serving as a small circle flaw section cylinder, wherein the main protection part (8) and the cover part (4) can be combined to form a cylinder. Elastic opposite vertex platform pipes (81 and 41) are symmetrically arranged at the bottom of the main protection part (8) and on the top of the cover part (4). Elastic clamp assemblies (82) are symmetrically arranged on the two opposite sides of the main protection part (8) in the diameter direction. Accordingly, the two elastic opposite vertex platform pipes (81 and 41) can clamp the pipeline (7) in the vertical direction.

The invention discloses a combined energy-saving lamp. The combined energy-saving lamp comprises a lamp cap part and a tube part, wherein a lamp cap outer shell of the lamp cap part is fixedly connected to a nut outer shell through a socket coding sheet; a concave-gear limiting socket is connected to a socket coding sheet; a convex-gear limiting plug of the tube part is connected to a tube; a hollow place is arranged in the middle of the concave-gear limiting socket; plural concave gears are arranged at the edge of the concave-gear limiting socket; plural protruding convex gears are arranged in the middle of the convex-gear limiting plug; and the concave gears are mutually engaged with the convex gears. The combined energy-saving lamp can efficiently solve the problems that an energy-saving lamp in use has the energy efficiency below a rated energy efficiency value and poor radiation performance, and has the advantage of simple combination.

The invention discloses heavy oil thermal recovery method using foamed gel to inhibit bottom water coning and belongs to the technical field of oilfield exploitation and oilfield chemistry. The method includes the steps of firstly, injecting nitrogen into a producing well to form a front nitrogen slug when the period comprehensive water content of the producing well is larger than 90%; secondly, injecting a mixed system of nitrogen and a foamed gel solution to form a nitrogen-foamed gel main slug; thirdly, injecting nitrogen into the producing well to form a replacing nitrogen slug; fourthly, injecting steam, wherein the front nitrogen slug can push water of a shaft and a stratum in an area near the well to an oil layer and balance stratum pressure, the nitrogen-foamed gel main slug can effectively inhibit bottom water invasion, and the replacing nitrogen slug can replace a foamed gel blocking agent in a screen pipe and an area in near the shaft to prevent the blocking agent from solidifying near the shaft and blocking a steam injecting pipeline and an oil extraction pipeline. By the method, bottom water coning speed can be reduced, steam wave coefficient and utilization rate can be increased, and oil reservoir exploitation effect can be improved.

The invention discloses a heat sealing device. The heat sealing device comprises a machine frame, an upper sealing die body and a lower supporting die body which are both installed and arranged on themachine frame and used for heat sealing a formed film, wherein the machine frame is provided with a cooling device for cooling the formed film on one side of the downstream of a production line. Theheat sealing device has the advantages of simple operation, capability of cooling the formed film after the formed film is heated and formed in time to prevent deformation in the transfer process of the formed film and the like.

The invention discloses an automatic auxiliary mechanism for a flowing aluminum water tank of an aluminum furnace. The mechanism comprises a valve body switch, the two ends of the valve body switch are connected with a first connecting pipe and a second connecting pipe correspondingly, a fixed box body is arranged on one side of the valve body switch, a movable connecting sleeve head is arranged at the top of the fixed box body, and the first connecting pipe communicates with the movable connecting sleeve head. A hollow main shaft is movably connected to the fixed box body, the hollow main shaft is communicated with the movable connecting sleeve head, the second connecting pipe is connected with the hollow main shaft, the flowing aluminum water tank is arranged below the fixed box body, afixed side plate is fixedly arranged on one side of the flowing aluminum water tank, a fixed plate is arranged on the fixed side plate, and a rectangular plane component is arranged on the fixed plate. A cooling structural layer and a heat insulation structural layer are arranged in an inner shell and an outer shell. The mechanism has the beneficial effects that the device is simple in structure and convenient to use, the opening and closing of a smelting opening of an aluminum scrap groove can be controlled very conveniently, the risk produced during opening and closing of the smelting opening of the aluminum scrap groove is reduced, and a protection effect on workers is achieved.

The invention relates to the field of high temperature resistance and heat insulation, and discloses a cooling and heat insulating material composition, a cooling and heat insulating material and applications thereof. The cooling and heat insulation material composition contains a superabsorbent resin, an adhesion promoter, a thixotropy control material and a thermal insulation filler, and the superabsorbent resin is used as 100 parts by weight, and the content of the adhesion promoter is 0.1- 3 parts by weight, the content of the thixotropy regulating material is 1-15 parts by weight, and the content of the thermal insulation filler is 5-30 parts by weight. The heat insulation material provided by the invention has good viscosity, high water absorption performance, heat insulation performance and thixotropic performance, can solidify rapidly, and has good adhesion to the tank wall at the same time, and plays a good protective effect.

The invention relates to the field of garment steamers and accessories thereof, and discloses a telescopic hose and a garment steamer with the same. The telescopic hose is characterized in that an outer pipe is a telescopic thermal insulation net, an inner pipe is a corrugated telescopic hose, the telescopic heat insulation net is independently formed and sleeved outside the corrugated telescopichose, and the telescopic heat insulation net and the two ends of the corrugated telescopic hose are connected with each other through connectors. The telescopic hose disclosed comprises a fiber braided structure and a corrugated telescopic hose structure, due to the composite structure is adopted, the telescopic hose can automatically stretch and retract, the storage is simple, and the appearanceis attractive and concise; the bending resistance performance is good, pipe access is always kept unimpeded, air flow cannot be blocked by any angle bending, and water drop splashing cannot be caused;the telescopic ratio can reach 2-3 times according to actual requirements; and meanwhile, the steam quantity required by a current garment steamer can be reached.

The invention discloses a water cooling heat radiator with a protection screen. The water cooling heat radiator comprises a frame. Fixed supports are arranged on the left side and the right side of the frame correspondingly. Mounting holes and the telescopic protection screen are arranged on the fixed supports, a first water chamber is arranged above the frame, and a second water chamber is arranged below the frame. The first water chamber is provided with a water inlet, and a filter screen and a water chamber cover are arranged at the position of the water inlet. The second water chamber is provided with a water outlet, and a water chamber cover is arranged at the position of the water outlet. A heat radiation core is arranged in the middle of the frame and comprises heat radiation pipes and fins, the heat radiation pipes are horizontally arranged between the first water chamber and the second water chamber, and the fins are evenly arranged on the outer sides of the heat radiation pipes. The cross section in each heat radiation pipe is round, and hot dipped zinc layers are arranged on the surfaces of the heat radiation pipes. The telescopic protection screen is mounted on the surface of the frame of the heat radiator, so that a certain heat insulation and protection function is achieved, and it is avoided that scalds are caused when staff touch the surface of the heat radiator. When the staff are far away from the heat radiator, the protection screen is retracted into a telescopic sleeve, and the heat radiator achieves heat radiation normally.