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111results about How to "Will not cause breakage" patented technology

Power protection apparatus and electronic control unit

A power protection apparatus including: a switch unit (4) connected in series in a power supply line from a power source (2) to a DC regulator (3); a first short-circuit detector (5) for detecting a short circuit based on an output voltage value of the DC regulator (3) obtained by making the switch unit (4) conductive for predetermined time and, after that, interrupting the switch unit (4); a second short-circuit detector (7) for detecting a short circuit based on a value of current flowing in the switch unit (4) when the switch unit (4) is conductive; and a switch interrupting unit (8), when a short circuit is detected by the second short-circuit detector (7), for forcedly interrupting the switch unit (4) regardless of a state of the switch unit (4) controlled by the first short-circuit detector (5).
Owner:FUJITSU GENERAL LTD

Ionizing radiation degradation method for sea cucumber polysaccharide

ActiveCN102585023ADoes not cause breakageDoes not cause sheddingDistilled waterRoom temperature
The invention discloses an ionizing radiation degradation method for sea cucumber polysaccharide. The method sequentially comprises the following steps of: 1) completely dissolving the sea cucumber polysaccharide into distilled water to obtain an aqueous solution of the sea cucumber polysaccharide; 2) performing ionizing radiation degradation on the aqueous solution of the sea cucumber polysaccharide at normal temperature by adopting 60 Co, wherein the absorbed dose is 2 to 200kGy; and 3) standing and settling or centrifuging the obtained product in the 2) to remove non-degradable settlement and obtain a clear solution, drying the clear solution, and thus obtaining an oligosaccharide with low molecular weight. The product obtained by adopting the method has uniform and centralized molecular weight, the molecular weight distribution index is close to 1, and the product has good uniformity.
Owner:ZHEJIANG UNIV

Preparing method and micro intelligent acupuncture physiotherapy instrument based on carbon-nanometer composite flexible electrode

The invention discloses a preparing method and a micro intelligent acupuncture physiotherapy instrument based on a carbon-nanometer composite flexible electrode. The physiotherapy instrument comprisesa physiotherapy stimulation unit, a signal control and processing unit and a mobile communication unit. The physiotherapy stimulation unit comprises a carbon-nanometer flexible composite electrode and a viscous material. A signal control and processing and power supply unit comprises a power supply module, a pulse generation circuit module, a Bluetooth module, a microcontroller module and the like, is a generation and control device of low-and-medium-frequency pulse stimulation currents, is connected with the physiotherapy stimulation unit through an electrode buckle, and can output the pulsestimulation currents with different frequencies, waveforms and strong and weak degrees. The mobile communication unit comprises a Bluetooth module and a mobile remote control module, wherein the mobile remote control module can provide acupuncture physiotherapy scheme proposals, acupoint handbooks and physiotherapy process monitoring, and can be in communication with multiple signal control and processing and power supply units. The intelligent flexible attaching acupuncture physiotherapy instrument based on a carbon nanometer composite has the advantages of being good in contacting performance, comfortable in wearing and good in thermal conductivity, capable of preventing growth of bacteria and the like.
Owner:CHONGQING INST OF GREEN & INTELLIGENT TECH CHINESE ACADEMY OF SCI

Optical fiber fusion and distribution integrated unit disc

The invention provides an optical fiber fusion and distribution integrated unit disc, and belongs to an optical fiber fusion and distribution part. The optical fiber fusion and distribution integrated unit disc comprises a cover plate and a unit disc body. The unit disc body comprises a fusion part in the upper layer and a tail fiber coiling part in the lower layer. A plurality of fiber winding-unwinding structures used for coiling tail fibers are arranged in the tail fiber coiling part, each fiber winding-unwinding structure is formed by detachably connecting a plurality of fiber winding-unwinding discs, and the fiber winding-unwinding discs of each fiber winding-unwinding structure are stacked in the vertical direction. The optical fiber fusion and distribution integrated unit disc can be used as a distribution unit disc in an optical cable splice box, and in the optical cable splice box, the tail fibers can be directly connected with an adapter of a standard main unit disc through the tail fibers. Attenuation in the whole light path process is effectively reduced, the network quality is improved, and obstacle points caused by connecting the optical fibers with the adapter are reduced. In addition, the tail fibers in the optical fiber splice box can be orderly and tidily arranged, and disordering of the tail fibers can be avoided.
Owner:高文亭 +2

Unfired talc foamed acoustic panel

The invention discloses an unfired talc foamed acoustic panel. According to the technical scheme, a built-in frame is flatly arranged on a mould, talc cement foaming agents are poured on the periphery of the built-in frame after stand columns are inserted into short steel tubes in the built-in frame, the built-in frame is completely embedded inside the talc cement foaming agents, maintenance is carried out according to a regular maintenance method of cement products, and an unfired talc foamed acoustic panel finished product is packed; the talc cement foaming agents are formed by talc, high-viscosity attapulgite clay powder, cement and other raw materials; the talc cement foaming agents and the built-in frame form a whole after solidification, and thus the overall strength, the counter bending capability and the actual using effects of the unfired talc foamed acoustic panel are improved. The unfired talc foamed acoustic panel can effectively control noise pollution and further has the functions of heat preservation and air purification. The unfired talc foamed acoustic panel is suitable for being mounted on facilities such as expressways, viaducts, urban light rails, metros and public places.
Owner:湖南固虹机械制造有限公司

Lithium ion battery cathode sheet and preparation method thereof, and lithium ion battery

The invention provides a negative electrode piece of a lithium battery, which comprises a negative current collector and negative active materials coated on the negative current collector; wherein, the surface of the negative current collector consists of a plurality of coated parts and uncoated parts; and the coated parts are separated by the uncoated parts. The invention also provides a method for preparing negative electrodes as well as the lithium battery with the negative electrode piece. The negative electrode piece is well contacted with the electrolyte and the negative active materials are unlikely to drop or get broken during the lithium intercalation and de-intercalation, thus greatly improving the cyclic performance and specific capacity of the lithium batteries with the negative electrode pieces.
Owner:BYD CO LTD

Inorganic composition

The present invention provides an inorganic composition for use in information recording medium disc substrate and such, having an excellent surface property capable of sufficiently corresponding with a ramp load system for high density recording, a high degree of tolerability to high speed rotation, and high productivity at a low melting point. Specifically, this invention provides an inorganic composition containing one crystalline phase selected from the group consisting of Alpha-quartz (Alpha-SiO 2 ), lithium disilicate (Li 2 Si 2 O 5 ) and lithium monosilicate (Li 2 SiO 3 ), or that contain at least a crystalline phase of lithium monosilicate (Li 2 SiO 3), in which a mean particle diameter of a particle showing a crystalline phase contained in the inorganic composition is 1 mum or less, a ring flexural strength is 300 MPa or more, and a surface roughness (an arithmetic mean roughness) thereof after a polishing process is 10AA or less.
Owner:OHARA

Unfired diatomite foamed acoustic panel

The invention discloses an unfired diatomite foamed acoustic panel. According to the technical scheme, a built-in frame is flatly arranged on a mould, diatomite cement foaming agents are poured on the periphery of the built-in frame after stand columns are inserted into short steel tubes in the built-in frame, the built-in frame is completely embedded inside the diatomite cement foaming agents, maintenance is carried out according to a regular maintenance method of cement products, and an unfired diatomite foamed acoustic panel finished product is packed; the diatomite cement foaming agents are formed by dried diatomite, high-viscosity attapulgite clammy powder, cement and other raw materials; the diatomite cement foaming agents and the built-in frame form a whole after solidification, and thus the overall strength, the counter bending capability and the actual using effects of the unfired diatomite foamed acoustic panel are improved. The unfired diatomite foamed acoustic panel can effectively control noise pollution and further has the functions of heat preservation and air purification. The unfired diatomite foamed acoustic panel is suitable for being mounted on facilities such as expressways, viaducts, urban light rails, metros and public places.
Owner:包苏丽

Mould for producing environment-friendly flame-retardant acoustic boards

The invention discloses a mould for producing environment-friendly flame-retardant acoustic boards. The technical scheme mainly includes that the mould for producing the environment-friendly flame-retardant acoustic boards is a rectangular mould, a positioning groove is welded in an upper plane of a bottom plate according to a designed positional dimension, vertical columns are mounted on the upper plane of the bottom plate according to designed relative positional dimensions, a frame is placed in the positioning groove, two handles are mounted in the middles of the outer sides of the left and the right of the frame respectively, and a lower plane of the bottom plate is placed on a vibration worktable. The environment-friendly flame-retardant acoustic boards are produced by the mould and integrated with an internal frame, the overall strength, the bending resistance and the practical use effect of the environment-friendly flame-retardant acoustic boards are greatly enhanced, the environment-friendly flame-retardant acoustic boards are directly mounted on wall surfaces of a building without drilling on a building construction site, time and labor are saved, and the mould is applicable to producing the environment-friendly flame-retardant acoustic boards in various facilities such as highways, subways and public places.
Owner:HEALTH BENEFITS GUANGZHOU CITY ENVIRONMENTAL PROTECTION TECH

Application method of die for producing environment-friendly antiflaming acoustic board

The invention discloses an application method of a die for producing an environment-friendly antiflaming acoustic board. According to the technical scheme, the application method is characterized by including the steps that the upper plane of a built-in framework is downwards flat placed on the frame of the die, after short steel tubes in the built-in framework are inserted in vertical columns, a composite antiflaming foaming agent is poured into the periphery of the built-in framework, and after the built-in framework is completely embedded in the composite antiflaming foaming agent, a semi-finished product of the environment-friendly antiflaming acoustic board is formed; after aging treatment, the semi-finished product of the environment-friendly antiflaming acoustic board is taken out from the die and conveyed to a tunnel kiln for roasting, and after roasting cooling, a finished product of the integrated concave-convex bar environment-friendly antiflaming acoustic board is packaged. The method is utilized to produce the environment-friendly antiflaming acoustic board, the environment-friendly antiflaming acoustic board and the built-in framework form an integrated whole, and therefore the overall strength, the bending resistance and the actual application effect of the environment-friendly antiflaming acoustic board are greatly improved. The application method is suitable for being utilized to produce various environment-friendly antiflaming acoustic boards for facilities of highways, subways, public places and the like.
Owner:许庆华

Unfired carbide slag foamed acoustic panel

The invention discloses an unfired carbide slag foamed acoustic panel. According to the technical scheme, a built-in frame is flatly arranged on a mould, carbide slag cement foaming agents are poured on the periphery of the built-in frame after short steel tubes in the built-in frame are inserted into stand columns, the built-in frame is completely embedded inside the carbide slag cement foaming agents, maintenance is carried out according to a regular maintenance method of cement products, and an unfired carbide slag foamed acoustic panel finished product is packed; the carbide slag cement foaming agents are formed by acidized carbide slag, high-viscosity attapulgite clay powder, cement and other raw materials; the carbide slag cement foaming agents and the built-in frame form a whole after solidification, and thus the overall strength, the counter bending capability and the actual using effects of the unfired carbide slag foamed acoustic panel are improved. The unfired carbide slag foamed acoustic panel can effectively control noise pollution and further has the functions of heat preservation and air purification. The unfired carbide slag foamed acoustic panel is suitable for being mounted on facilities such as expressways, viaducts, urban light rails, metros and public places.
Owner:EAST CHINA JIAOTONG UNIVERSITY

Unfired gangue foaming acoustical board

The invention discloses an unfired gangue foaming acoustical board. According to the technical scheme, the unfired gangue foaming acoustical board is characterized in that a built-in frame is horizontally placed on a mold, after short steel pipes in the built-in frame are inserted into stand columns, gangue cement foaming agent is poured on the periphery of the built-in frame, the built-in frame is totally inlaid in the gangue cement foaming agent, maintenance is performed according to a conventional cement product maintenance method, and packaging is performed to form an unfired gangue foaming acoustical board finished product; the gangue cement foaming agent is prepared from attapulgite clay gangue, high-viscosity attapulgite clay powder, cement and other raw materials; the gangue cement foaming agent and the built-in frame form an integrated whole after the gangue cement foaming agent is cured, and thus the overall strength, the bending resistance and the actual using effect of the unfired gangue foaming acoustical board are improved. The unfired gangue foaming acoustical board not only can be used for effectively controlling noise pollution but also has the functions of heat preservation and air purification and is suitable for being mounted in facilities such as expressways, viaducts, urban light rails, subways, public places and the like.
Owner:许庆华

Unfired sludge foaming acoustical board

The invention discloses an unfired sludge foaming acoustical board. According to the technical scheme, the unfired sludge foaming acoustical board is characterized in that a built-in frame is horizontally placed on a mold, after short steel pipes in the built-in frame are inserted into stand columns, sludge cement foaming agent is poured on the periphery of the built-in frame, the built-in frame is totally inlaid in the sludge cement foaming agent, maintenance is performed according to a conventional cement product maintenance method, and packaging is performed to form an unfired sludge foaming acoustical board finished product; the sludge cement foaming agent is prepared from a sludge mixture, high-viscosity attapulgite clay powder, cement and other raw materials; the sludge cement foaming agent and the built-in frame form an integrated whole after the sludge cement foaming agent is cured, and thus the overall strength, the bending resistance and the actual using effect of the unfired sludge foaming acoustical board are improved. The unfired sludge foaming acoustical board not only can be used for effectively controlling noise pollution but also has the functions of heat preservation and air purification and is suitable for being mounted in facilities such as expressways, viaducts, urban light rails, subways, public places and the like.
Owner:许庆华

Pixel defining layer and preparation method and application thereof

The invention provides a pixel defining layer and a preparation method and application thereof. The pixel defining layer comprises the following steps that S1, a substrate is obtained, wherein the substrate is provided with a patterned pixel electrode; S2, a layer of negative photoresist thin film is deposited on the substrate; S3, an illumination mask is obtained, and a gap is formed between theillumination mask and the negative photoresist thin film, wherein the gap is 50-200 micrometers; S4, exposure is carried out on the negative photoresist thin film by utilizing the illumination mask, wherein the exposure dose is 100-300 mj / cm<2>; S5, developing operation is carried out on the exposed negative photoresist thin film, the non-exposed negative photoresist thin film is removed, and a pixel defining layer is formed. According to the preparation method of the pixel defining layer, the exposure distance between the illumination mask and the negative photoresist thin film is increased during exposure so that a small tape angle can be formed. The method is simple, easy to operate and low in cost, thin film breaking cannot be caused when a top electrode is evaporated, and the productyield is increased.
Owner:GUANGDONG JUHUA PRINTING DISPLAY TECH CO LTD

Unfired boric sludge foaming acoustical board

The invention discloses an unfired boric sludge foaming acoustical board. According to the technical scheme, the unfired boric sludge foaming acoustical board is characterized in that a built-in frame is horizontally placed on a mold, after short steel pipes in the built-in frame are inserted into stand columns, boric sludge cement foaming agent is poured on the periphery of the built-in frame, the built-in frame is totally inlaid in the boric sludge cement foaming agent, maintenance is performed according to a conventional cement product maintenance method, and packaging is performed to form an unfired boric sludge foaming acoustical board finished product; the boric sludge cement foaming agent is prepared from acidized boric sludge, high-viscosity attapulgite clay powder, cement and other raw materials; the boric sludge cement foaming agent and the built-in frame form an integrated whole after the boric sludge cement foaming agent is cured, and thus the overall strength, the bending resistance and the actual using effect of the unfired boric sludge foaming acoustical board are improved. The unfired boric sludge foaming acoustical board not only can be used for effectively controlling noise pollution but also has the functions of heat preservation and air purification and is suitable for being mounted in facilities such as expressways, viaducts, urban light rails, subways, public places and the like.
Owner:许庆华

Winding type asynchronous motor and manufacturing method

The invention belongs to the technical field of motors and particularly relates to a winding type asynchronous motor and a manufacturing method. The problems of expansion stress difference between aniron core and a rotating shaft, magnetic short circuit and autorotation of a rotor after a power failure in an existing asynchronous motor are solved. The provided motor comprises a housing; a base isintegrally formed on the lower side wall of the housing; two hanging rings are welded to the upper side wall of the housing; a rotating shaft is arranged in the housing in a penetrating mode; a rotoris fixed to the outer wall of the rotating shaft; a stator arranged on the outer wall of the rotor in a winding mode is fixed in the housing; a mounting opening is formed in the connecting position of the housing and the rotating shaft; and a bearing is fixed in the mounting opening. By arranging the annular iron core, the motor is prevented from contacting the rotating shaft and expansion stressis reduced; by arranging mounting grooves and partition blocks, magnetic contact is avoided, and the electromagnetic performance is guaranteed; and by setting a magnetic plate and a reset spring, therotor is fixed during the power failure, and the safety performance is greatly improved.
Owner:徐州亚泰电机有限公司

Concrete conveying pipe and manufacturing method thereof, and concrete pump truck

ActiveCN104209712ALittle influence of welding heatMeet working conditionsFlanged jointsFurnace typesPipe layerCarbon steel
The invention provides a concrete conveying pipe and a manufacturing method thereof, and a concrete pump truck. The manufacturing method of the concrete conveying pipe comprises the steps of blanking: cutting a single-layer pipe and a double-layer pipe which have preset lengths, wherein the single-layer pipe is a quenchable pipe; an inner pipe layer of the double-layer pipe is a quenchable layer, and an outer pipe layer of the double-layer pipe is a carbon steel layer; single-layer pipe and double-layer pipe welding: welding the single-layer pipe and the double-layer pipe through butting to form an integrated pipe, wherein at least one end of the integrated pipe is the double-layer pipe; quenching: quenching the inner wall of the integrated pipe. According to the manufacturing method of the concrete conveying pipe, the concrete conveying pipe which is long in service life and high in stability can be manufactured.
Owner:ZOOMLION HEAVY IND CO LTD

Spinning forming equipment for cylinder aluminum pot

The invention discloses a cylindrical aluminum pot spinning forming equipment, which comprises a workbench and a spinning rod. The upper surface of the workbench is provided with a tool rest, a telescopic frame, a slide rail, a spinning frame, a motor casing and a motor. The motor is located inside the motor casing, the cutter head is fixedly connected to the top, the telescopic frame is provided with a support seat, the slide rail is provided with a back seat, the upper part of the back seat is provided with a pressure plate, and the rotary The pressure frame is provided with a spinning hole, the upper part of the motor casing is provided with an inner mold, and one end of the inner mold located inside the motor casing is provided with a pulley, and the pulley is connected to the motor through a transmission belt. A fixed axis pin is arranged in the middle part, and a spinning roller is arranged at one end of the spinning rod. This kind of cylindrical aluminum pot spinning forming equipment, by placing the aluminum embryo on the support seat, the pressure plate presses the aluminum embryo to be close to the inner mold, and the motor drives the inner mold and the aluminum embryo to run at high speed, and the spinning rod on the spinning rod The aluminum blank is spun by the pressure roller, and the equipment has a simple structure and low maintenance cost.
Owner:CHONGQING DONGHONGXIN TECH

Unburned zeolite foam sound-absorbing board

The invention discloses an unburned zeolite foam sound-absorbing board. The technical scheme is characterized in that an internal frame is flatly placed on a mould, after short steel tubes in the internal frame are inserted into columns, a zeolite cement foaming agent is poured on the periphery of the internal frame, the internal frame is totally inlaid in the inside of the zeolite cement foaming agent, curing is carried out according to a conventional cement product curing method, and packaging is performed to form an unburned zeolite foam sound-absorbing board finished product. The zeolite cement foaming agent is composed of raw material such as zeolite, high-viscosity attapulgite clay powder and cement. The zeolite cement foaming agent is integrated with the internal frame into a whole after curing, so that integral strength, bending resistance capacity and actual use effect of the unburned zeolite foam sound-absorbing board are improved. The unburned zeolite foam sound-absorbing board can not only effectively control noise pollution but also has functions in thermal insulation and air purification; besides, the unburned zeolite foam sound-absorbing board is suitable for being mounted in facilities such as highways, viaducts, urban light rails, subways and public places.
Owner:张连重

Rice hull powder modified recycled polyvinyl chloride composition and preparation method thereof

The invention provides a rice hull powder modified recycled polyvinyl chloride composition and a preparation method thereof, and relates to the technical field of polymer materials. The rice hull powder modified recycled polyvinyl chloride composition is prepared from the following raw materials: recycled polyvinyl chloride, octadecanamide, rice hull powder, a compatilizer and an antioxidant. Therice hull powder modified recycled polyvinyl chloride composition of the invention has high tensile strength, bending strength, hardness, heat distortion temperature and excellent mechanical property;and by the rice hull powder modified recycled polyvinyl chloride composition preparation method of the invention, the rice hull powder is easy to unload and the feeding mouth of an extruder or the die head will not be blocked.
Owner:HEFEI GENIUS NEW MATERIALS

Drying device for porous fragile granular products

The invention relates to a drying device for porous fragile granular products, and belongs to the technical field of drying equipment. The drying device for the porous fragile granular products includes the public prior art, and is further characterized by comprising two air inlets. Hot air is divided into two branches after being discharged through a hot air outlet (5-3) of a steam radiator, the first branch of the hot air enters a dryer through the axial air inlet (6), and the second branch of the hot air enters the dryer through the tangential air inlet (7). The drying device for the porous fragile granular products has the advantages that due to the fact that drying is carried out through slow axial rotation of primary hot air and slow tangential rotation of secondary hot air, the products are low in moisture, the number of porous fragile grains is small, and the drying device for the porous fragile granular products is quite applicable to products needing to keep the complete crystal shape.
Owner:SUQIAN MODERN BIOLOGY TECH

Cement foam sound-absorbing board

The invention discloses a cement foam sound-absorbing board. The main point of the technical scheme is that the built-in frame is placed flat on the mould, and after the short steel pipes in the built-in frame are inserted into the columns, the cement foaming agent is used to pour the built-in frame around, and the built-in The frame is completely embedded in the cement foaming agent, and it is cured according to the conventional curing method of cement products, and it is packaged as a finished cement foam sound-absorbing board; the cement foaming agent is composed of cement, high-viscosity attapulgite clay powder, water and other raw materials; After the cement foaming agent is cured, it forms an integrated whole with the built-in frame, which increases the overall strength, bending resistance and actual use effect of the cement foam sound-absorbing panel. Cement foam sound-absorbing panels can not only effectively control noise pollution, but also have the functions of heat preservation and air purification; cement foam sound-absorbing panels are suitable for installation in highways, viaducts, urban light rails, subways, factories, warehouses, public places and other facilities .
Owner:浙江龙鹰光电科技有限公司

Inlaid frame manufacturing method for producing environment-friendly flame-retardant acoustic board

The invention discloses an inlaid frame manufacturing method for producing an environment-friendly flame-retardant acoustic board. The technical scheme includes that counter bores are processed on the upper planes of short steel pipes, the short steel pipes are welded into a rectangular frame through punching steel screens, and reinforcing ribs are welded in the rectangular frame through deformed steel bars by utilizing diagonal lines at 1 / 2 of heights of the short steel pipes as joints and form an inlaid frame together. By adopting the inlaid frame to produce the environment-friendly flame-retardant acoustic board, the environment-friendly flame-retardant acoustic board and the inlaid frame are integrated, so that the integral strength, counter bending capacity and practical using effect of the environment-friendly flame-retardant acoustic board are improved. On a construction site, the environment-friendly flame-retardant acoustic board can be directly mounted on the wall of a building, so time and labor are saved, the environment-friendly flame-retardant acoustic board is protected from being broken and falling off the wall of the building. Besides, the inlaid frame manufacturing method is applicable to manufacturing various environment-friendly flame-retardant acoustic boards for facilities such as expressways, subways and public places.
Owner:广州市盛格家具有限公司

Unfired serpentine foaming acoustical board

The invention discloses an unfired serpentine foaming acoustical board. According to the technical scheme, the unfired serpentine foaming acoustical board is characterized in that a built-in frame is horizontally placed on a mold, after short steel pipes in the built-in frame are inserted into stand columns, serpentine cement foaming agent is poured on the periphery of the built-in frame, the built-in frame is totally inlaid in the serpentine cement foaming agent, maintenance is performed according to a conventional cement product maintenance method, and packaging is performed to form an unfired serpentine foaming acoustical board finished product; the serpentine cement foaming agent is prepared from serpentine, high-viscosity attapulgite clay powder, cement and other raw materials; the serpentine cement foaming agent and the built-in frame form an integrated whole after the serpentine cement foaming agent is cured, and thus the overall strength, the bending resistance and the actual using effect of the unfired serpentine foaming acoustical board are improved. The unfired serpentine foaming acoustical board not only can be used for effectively controlling noise pollution but also has the functions of heat preservation and air purification and is suitable for being mounted in facilities such as expressways, viaducts, urban light rails, subways, public places and the like.
Owner:许庆华

Unfired water-quenched slag foaming acoustical board

The invention discloses an unfired water-quenched slag foaming acoustical board. According to the technical scheme, the unfired water-quenched slag foaming acoustical board is characterized in that a built-in frame is horizontally placed on a mold, after short steel pipes in the built-in frame are inserted into stand columns, water-quenched slag cement foaming agent is poured on the periphery of the built-in frame, the built-in frame is totally inlaid in the water-quenched slag cement foaming agent, maintenance is performed according to a conventional cement product maintenance method, and packaging is performed to form an unfired water-quenched slag foaming acoustical board finished product; the water-quenched slag cement foaming agent is prepared from water-quenched slag, high-viscosity attapulgite clay powder, cement and other raw materials; the water-quenched slag cement foaming agent and the built-in frame form an integrated whole after the water-quenched slag cement foaming agent is cured, and thus the overall strength, the bending resistance and the actual using effect of the unfired water-quenched slag foaming acoustical board are improved. The unfired water-quenched slag foaming acoustical board not only can be used for effectively controlling noise pollution but also has the functions of heat preservation and air purification and is suitable for being mounted in facilities such as expressways, viaducts, urban light rails, subways, public places and the like.
Owner:许庆华

Unburned attapulgite foam sound-absorbing board

The invention discloses an unburned attapulgite foam sound-absorbing board. The technical scheme is characterized in that an internal frame is flatly placed on a mould, after short steel tubes in the internal frame are inserted into columns, an attapulgite cement foaming agent is poured on the periphery of the internal frame, the internal frame is totally inlaid in the inside of the attapulgite cement foaming agent, curing is carried out according to a conventional cement product curing method, and packaging is performed to form an unburned attapulgite foam sound-absorbing board finished product. The internal frame is inlaid in the unburned attapulgite foam sound-absorbing board finished product, and the attapulgite cement foaming agent is integrated with the internal frame into a whole after curing, so that integral strength, bending resistance capacity and actual use effect of the unburned attapulgite foam sound-absorbing board are improved. The unburned attapulgite foam sound-absorbing board can not only effectively control noise pollution but also has functions in thermal insulation and air purification; besides, the unburned attapulgite foam sound-absorbing board is suitable for being mounted in facilities such as highways, viaducts, urban light rails, subways, factories, warehouses and public places.
Owner:浙江龙鹰光电科技有限公司

Device for automatically removing protective film of building partition wall slat made by extrusion forming of light-weight aggregates and film removing method thereof

The invention provides a device for automatically removing a protective film of a building partition wall slat which is made by extrusion forming of light-weight aggregates. The device comprises a turning machine, a left automatic inserted slat splitting / combining machine, a convex pneumatic pressure carrier slat automatic splitting / combining machine, a right automatic inserted slat splitting / combining machine and an operating desk, wherein the turning machine and the convex pneumatic pressure carrier slat automatic splitting / combining machine are integrated, the included angle between the load bearing platform of the turning machine and the load bearing platform of the convex pneumatic pressure carrier slat automatic splitting / combining machine is 90 degrees, the left automatic inserted slat splitting / combining machine and the right automatic inserted slat splitting / combining machine are distributed on two sides of the convex pneumatic pressure carrier slat automatic splitting / combining machine, and the operating desk is used for outputting commands for controlling the action of the whole device. The device and the using method thereof ensure that the operation of removing the slat protective film is simple and labor-saving and prevent two workers lifting up each slat to remove the protective film, so as to prevent the damage to the slat and the hand injury, shorten the time of removing the protective film and improve the work efficiency of the whole production line.
Owner:天津恩赐凯瑞建材有限公司

Unfired kaolin foamed acoustic panel

The invention discloses an unfired kaolin foamed acoustic panel. According to the technical scheme, a built-in frame is flatly arranged on a mould, kaolin cement foaming agents are poured on the periphery of the built-in frame after short steel tubes in the built-in frame are inserted into stand columns, the built-in frame is completely embedded inside the kaolin cement foaming agents, maintenance is carried out according to a regular maintenance method of cement products, and an unfired kaolin foamed acoustic panel finished product is packed; the kaolin cement foaming agents are formed by dried kaolin, active attapulgite clay, cement and other raw materials; the kaolin cement foaming agents and the built-in frame form a whole after solidification, and thus the overall strength, the counter bending capability and the actual using effects of the unfired kaolin foamed acoustic panel are improved. The unfired kaolin foamed acoustic panel can effectively control noise pollution and further has the functions of heat preservation and air purification. The unfired kaolin foamed acoustic panel is suitable for being mounted on facilities such as expressways, viaducts, urban light rails, metros and public places.
Owner:HEQU WANLIAN ENERGY SAVING MATERIALS
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