32results about How to "Guaranteed lightness" patented technology

The invention relates to a composite-based self-heat-insulation building block. The composite-based self-heat-insulation building block comprises the following components in parts by weight: 240 to 500 parts of semi-hydrated gypsum, 80 to 200 parts of silicate cement, 160 to 300 parts of coal ash, 8 to 16 parts of a high-efficiency water reducing agent SM, and 0.5 to 1.6 parts of foaming agent. The composite-base self-heat-insulation building block is prepared by adding the high-efficiency water reducing agent SM and the foaming agent into 800 to 880 parts of water to obtain a mixture; adding the semi-hydrated gypsum, the silicate cement and the coal ash into the mixture; stirring the mixture, casting and molding to harden the mixture; drying or naturally curing to obtain the composite-based self-heat-insulation building block. The prepared composite-based self-heat-insulation building block has light weight, high compressive strength, a good heat insulation effect, high water resistance and a high softening coefficient, and is an excellent material for an energy-saving wall body of a building.

The invention discloses geopolymer concrete based on household garbage incineration slag and red mud and a preparation method of the geopolymer concrete, and the preparation method comprises the following steps: respectively carrying out first pretreatment on the household garbage incineration slag and the red mud to obtain first pretreated slag and first pretreated red mud, then carrying out second pretreatment to obtain second pretreated slag and second pretreated red mud, uniformly mixing the first pretreated furnace slag, the first pretreated red mud and the municipal dewatered sludge, granulating to obtain a green body, drying the green body, then carrying out first heating, then cooling to obtain porous lightweight aggregate ceramsite, carrying out second heating on the second pretreated red mud, then cooling so that modified red mud is obtained, uniformly mixing the second pretreated furnace slag, the modified red mud and an alkali activator to obtain geopolymer powder, adding water into the geopolymer powder, uniformly mixing, adding the porous lightweight aggregate ceramsite, and uniformly mixing to obtain the geopolymer concrete. The utilization rate of red mud, waste incineration slag and municipal sludge can be increased, and environmental pollution is reduced.

The invention relates to the technical filed of ultra-abyssal-sea multicellular organism fidelity sampling, and in particular to a bidirectional piston type abyss multicellular organism trapping and fidelity sampling device. The bidirectional piston type abyss multicellular organism trapping and fidelity sampling device comprises a bottom plate, wherein a sampling device, an underwater decelerator, a deep water motor, a control cabinet and an energy accumulator are uniformly distributed on the bottom plate; the sampling device comprises a pressure maintaining cylinder and a guiding cylinder which are connected through a flange; two ends of the pressure maintaining cylinder are opened; a sampling piston is arranged in the pressure maintaining cylinder, a cavity is formed in the sampling piston, a penetrated square opening is formed in the middle part of the sampling piston, and a sampling pipe is arranged in the cavity; two ends of the guiding cylinder are opened; the front end of the guiding cylinder is connected with the pressure maintaining cylinder through the flange, and the rear end of the guiding cylinder is connected with the connecting cylinder; the input end of the underwater decelerator is connected with the deep water motor; the energy accumulator is connected with the pressure maintaining cylinder through a capillary; and the control cabinet is connected with the underwater decelerator and the deep water motor through a watertight cable. Through the adoption of the bidirectional piston type abyss multicellular organism trapping and fidelity sampling device disclosed by the invention, pressure maintaining sampling can be completed, so that the obtained biological samples are guaranteed to be fundamentally kept in the in-situ pressure, and the survival rate oforganisms is greatly increased.

The invention relates to a rescue capsule partition sealing door, belongs to the technical field of mine rescue capsule sealing doors and aims at providing the rescue capsule partition sealing door which is simple and light-weight in structure, simple and labor-saving to operate and reliable in sealing. The adopted technical scheme is as follows: a door is mounted on a door frame through a hinge,a rubber sealing strip is arranged at the combination part of the door and the door frame, a hand wheel shaft mounting seat is welded on the door, a hand wheel shaft is mounted in the hand wheel shaft mounting seat, a driving disc is arranged at one end, close to the inner side of the door, of the hand wheel shaft, four connecting rods are hinged on the driving disc, each connecting rod is hingedwith a locking rod, and operation and control hand wheels are arranged at the two ends of the hand wheel shaft; and a guide block is welded on the door, the locking rods penetrate holes on the guide block, four compressing wedge blocks are welded in the positions corresponding to the locking rods of the door frame, and the compressing wedge blocks are matched with the locking rods. The rescue capsule partition sealing door is mainly used for partitions of rescue capsules.

The invention belongs to the technical field of metal material processing, particularly relates to a lightweight high-strength Mg-Ta composite metal plate, and further discloses a room-temperature rolling preparation method of the lightweight high-strength Mg-Ta composite metal plate. According to the lightweight high-strength Mg-Ta composite metal plate, the light metal rolling pure aluminum middle layer is additionally arranged between the magnesium alloy plate and the tantalum metal plate, and low-temperature annealing treatment and high-temperature diffusion bonding treatment between rolling passes are supplemented, so that a high-strength interface with mechanical connection and metallurgical bonding is formed between magnesium and tantalum dissimilar metals; and the lightweight high-strength Mg-Ta composite metal plate is successfully prepared, a new thought is provided for room-temperature forming between a light structural material and a heavy metal material, and meanwhile the magnesium-tantalum composite metal plate has positive significance in improving the structural technical level of a deep space exploration spacecraft.

The invention relates to a use method of a river and lake sediment in-situ loosening remediation system. The method comprises the following steps: filling a dispensing tank with a remediation agent, and separately connecting a steel wire pull rope for dragging, a balancing steel wire pull rope, a reinforcing rope and a dosing pipe with a spiral loosening medicine injection system; slowly putting the spiral loosening medicine injection system into water; setting a pressure interval of a constant-pressure tank, then starting a grouting pump, starting a tugboat to allow the tugboat to move forwards, and paying attention to underwater topography photographed by a video receiver through an underwater camera; along with the movement of the tugboat, allowing a hollow pipe to continuously rotate under the driving of a spiral plough blade so as to loosen the bottom mud once, taking bottom mud away from a water bottom in virtue of a plurality of side furrow plough blades on the spiral plough blade, and allowing the bottom mud to slide to the water bottom again, thereby realizing loosening and activation of the bottom mud; while the bottom mud is loosened and activated, allowing an agent solution in a dispensing tank to sequentially pass through the constant-pressure tank, the dosing pipe and a plurality of nozzles of an agent header pipe under the action of a grouting pump so as to spraythe agent into the loosened bottom mud; and repeating above cycles so as to achieve the effects of loosening, activating and improving the bottom mud.

The invention relates to a light filled core bamboo tube structure. The light filled core bamboo tube structure comprises a light filled core (1), a bamboo tube (2) and reinforced bamboo belts (3), wherein a cavity of the bamboo tube (2) is provided with the light filled core (1), the bamboo tube (2) is formed by mutually compounding a longitudinal bamboo band (21) and a bamboo coiled material (22); and the reinforced bamboo belts (3) are adhered to the outer wall of the outer wall of the bamboo coiled material (22) in a spiral or loop type internal winding manner so as to form included anglesof (-45)-(45) degrees or 0 degree with the direction of the cross section with the bamboo tube (2). According to the light filled core bamboo tube structure, a lateral support force is provided for the tube wall of the bamboo tube from side to outside by the light filled core, so that the inward local buckling of the bamboo tube is prevented or delayed, and the bearing force of the bamboo tube isgreatly increased; and the annular constraint force is provided for the light filled core by the bamboo tube, so that the stressed bearing capacity of the light filled core is improved, and the transverse deformation of the light filled core is reduced. The light filled core bamboo tube structure is suitable for components such as piles, columns, piers and beams in newly built structures.

The invention belongs to the technical field of concrete, and discloses nano foam glass bead concrete capable of being used for a door plate and a preparation method of the nano foam glass bead concrete. The nano-foam glass bead concrete is prepared from the following components: an admixture, nano-foam, a cementing material and water, the admixture comprises polyvinyl alcohol fibers and glass beads. The density of the nano-foam glass bead concrete can be obviously lower than 1000 kg / m < 3 > of foam concrete in the prior art, even as low as 700 kg / m < 3 >, and when the density of the nano-foam glass bead concrete is as low as 700 kg / m < 3 >, the compressive strength of the nano-foam glass bead concrete in 7 days can still reach 4.0 MPa and is far higher than the compressive strength of other foam concrete in the market. In addition, the nano foam glass bead concrete also has good fireproof, heat-insulating and sound-insulating effects.

The invention discloses a glass fiber core material for a vacuum heat insulation plate. The glass fiber core material comprises a plate body and positioning structures, limiting clamping rails are arranged on the left side and the right side of the plate body, mortises are formed in the limiting clamping rails, clamping plates are arranged on the inner side of the plate body, aluminum-foil paper layers are arranged on the inner sides of the clamping plates, rubber pads are arranged on the inner sides of the aluminum-foil paper layers, vacuum film pipes are arranged on the inner sides of the rubber pads, and the positioning structures are arranged in the mortises. By arranging the clamping plates made of wood, the whole heat insulation plate can be borne, clamped and supported, meanwhile, the weight of the whole heat insulation plate can be reduced through the wood, the clamping plates can be pulled in the limiting clamping rails through limiting groove rails and limiting sliding blocks, and thus the clamping plates can be conveniently replaced; meanwhile, the rubber pads can be matched with a vacuum thin film tube through matching grooves, so that the stability of the position structure of the vacuum thin film tube can be guaranteed, and the problem of displacement of the vacuum thin film tube is avoided.

The invention belongs to the field of integral buildings, and in particular relates to a steel structure toilet. Including detachable wall panels, steel-structured water-side crystal porcelain plate composite honeycomb core waterproof chassis; steel-structured ceiling, structural support, inorganic decorative integrated panels, as well as sinks, sanitary ware, hardware and electrical appliances, etc., it is characterized in that: all The support structure of a steel structure toilet adopts an integrated all-steel structure, which ensures the firmness and durability of the toilet. The main keel and auxiliary keel of the support structure are coupled and locked by the rotary latch and the knob lock. The steel structure toilet The wall board and the floor are made of inorganic decorative integrated board, which has the characteristics of high wall strength, high water resistance, fire resistance, wear resistance and light weight. The board is equipped with a buckle system, which can make the board directly hang on the supporting structure, subversive It replaces the traditional board installation method, thereby ensuring the safety of the toilet and the simplicity of construction, and also saving a lot of manpower and material resources for subsequent maintenance.

The invention relates to a super-silent drawer. The super-silent drawer includes a bottom plate and side plates; the bottom plate is perpendicular to the side plates, and the side plates surround the four sides of the bottom plate; a handle is arranged on one of the side plates, the upper surface of the bottom plate is provided with a flexible buffering cavity, the buffering cavity is filled with buffering particles, supporting plates are fixedly distributed on the upper surface of the buffering cavity in an equidistant array mode, and every two supporting plates do not contact with each other; a cleaning rolling shaft is arranged on the buffering cavity and the bottom plate and parallel to the long side of each supporting plate, a driving roller meshed with cleaning rolling shaft is arranged on the bottom plate, and under the driving of the driving roller, the cleaning rolling shaft can roll along the short side of each supporting plate in a reciprocating mode. The drawe is novel and unique in structure, and can effectively reduce the noise generated by the drawer when items are rummaged and effectively prevent noise from disturbing others.

The invention discloses a travel product convenient to carry moist articles. The travel product convenient to carry the moist articles comprises a box body and a spin-drying device; the box body comprises a left box body and a right box body hinged with each other; wheels are correspondingly arranged at the lower parts of the left box body and the right box body; the spin-drying device is arrangedin the box body and used for spin-drying treatment of moist towels; a sterilizing lamp is arranged on an end cover; a storage battery used for supplying power to the sterilizing lamp is arranged in the box body; a switch electrically connected with the storage battery is arranged on the end cover; a button component matched with the switch is arranged on the box body. The travel product convenient to carry the moist articles, disclosed by the invention, has the advantages that the towels can be dried in a spin-drying drum to prevent the towels or moist articles from stinking and reduce the possibility that the towels produce bacteria; after the towels are dried, the sterilizing lamp can be manually controlled to be turned on to perform sterilizing treatment on the towels; therefore, the possibility that the towels stink and produce the bacteria is avoided.

The invention discloses a glass fiber core material for a vacuum heat insulation panel, which includes a panel body and a positioning structure. Limiting clip rails are arranged on the left and right sides of the panel body, and mortise holes are provided inside the limiting clip rails. The inside of the board is provided with a plywood, and the inside of the plywood is provided with an aluminum foil paper layer, the inside of the aluminum foil paper layer is provided with a rubber pad, and the inside of the rubber pad is provided with a vacuum film tube. the inside of the eye. In the present invention, by setting the splint made of wood, it can play the effect of carrying and clamping the whole heat insulation board, and at the same time, the wood material can reduce the weight of the whole heat insulation board, and the splint can be in the limit position through the limit groove rail and the limit slider. Pulling in the clamping rail, so that the splint can be replaced conveniently; at the same time, the rubber pad can be matched with the vacuum film tube through the matching groove, so as to ensure the stability of the position and structure of the vacuum film tube and avoid the displacement of the vacuum film tube The problem.

The invention discloses a non-sintered brick based on a tailing solution, and a manufacturing process. The non-sintered brick comprises the tailing solution, a lightweight aggregate, and a curing agent; the curing agent at least comprises ordinary Portland cement, sulphoaluminate cement and a chelating agent; the chelating agent comprises polyacrylamide and a reinforcing agent; and the reinforcingagent comprises a lithium salt; the non-sintered brick specifically comprises, by mass, 35-60 parts of the tailing solution, 20 to 50 parts of the lightweight aggregate; 10 to 40 parts of the curingagent; 1-10 parts of the chelating agent; and 1-5 parts of the reinforcing agent. The non-sintered brick obtained by adopting compression molding process has the performance advantages of light weightand high strength, and is high in manufacturing efficiency, short in maintenance period and high in production efficiency by adopting a mold mode.

The invention belongs to the technical field of existing building reconstruction, and particularly relates to an externally added elevator system for an existing building and a control method of the externally added elevator system. The elevator system comprises an elevator room and an elevator body. A rotary disc is arranged on at least one side of the elevator body, the rotary disc is provided with a telescopic gallery bridge in a hinge fit manner through a first plumb hinge shaft, and the rotary disc rotates to drive the telescopic gallery bridge to swing; and the axis of the first plumb hinge shaft is parallel to the stretching and contraction direction of the telescopic gallery bridge. The system further comprises a driving assembly used for driving the telescopic gallery bridge to carry out hinge actions. According to the externally added elevator system for the existing building and the control method of the externally added elevator system, people can get on and off an elevatorquickly on interlayer rest platforms, and the elderly and even people who need to depend on wheelchairs or stretchers to move conveniently can get on and off the elevator directly on floor platforms,so that the requirements of various people are met to the maximum extent. The invention further provides the control method for meeting the requirement of people for getting on and off the elevator specifically.

The invention discloses a travel product convenient to carry moist articles. The travel product convenient to carry the moist articles comprises a box body and a spin-drying device; the box body comprises a left box body and a right box body hinged with each other; wheels are correspondingly arranged at the lower parts of the left box body and the right box body; the spin-drying device is arrangedin the box body and used for spin-drying treatment of moist towels; a sterilizing lamp is arranged on an end cover; a storage battery used for supplying power to the sterilizing lamp is arranged in the box body; a switch electrically connected with the storage battery is arranged on the end cover; a button component matched with the switch is arranged on the box body. The travel product convenient to carry the moist articles, disclosed by the invention, has the advantages that the towels can be dried in a spin-drying drum to prevent the towels or moist articles from stinking and reduce the possibility that the towels produce bacteria; after the towels are dried, the sterilizing lamp can be manually controlled to be turned on to perform sterilizing treatment on the towels; therefore, the possibility that the towels stink and produce the bacteria is avoided.

The invention relates to a super-silent drawer. The super-silent drawer includes a bottom plate and side plates; the bottom plate is perpendicular to the side plates, and the side plates surround the four sides of the bottom plate; a handle is arranged on one of the side plates, the upper surface of the bottom plate is provided with a flexible buffering cavity, the buffering cavity is filled with buffering particles, supporting plates are fixedly distributed on the upper surface of the buffering cavity in an equidistant array mode, and every two supporting plates do not contact with each other; a cleaning rolling shaft is arranged on the buffering cavity and the bottom plate and parallel to the long side of each supporting plate, a driving roller meshed with cleaning rolling shaft is arranged on the bottom plate, and under the driving of the driving roller, the cleaning rolling shaft can roll along the short side of each supporting plate in a reciprocating mode. The drawe is novel and unique in structure, and can effectively reduce the noise generated by the drawer when items are rummaged and effectively prevent noise from disturbing others.

The invention discloses a pneumatic pressing machine. The pneumatic pressing machine comprises a rack, wherein an air cylinder mounting frame is fixedly arranged on the rack; the rack is fixedly equipped with a reciprocating lifting air cylinder; the end part of a piston rod of one end of the reciprocating lifting air cylinder is fixedly connected with a linear slide rod through a positioning joint; guide rod positioning sleeves are fixedly arranged on rack portions at the two sides of the reciprocating lifting air cylinder; guide rods are movably inserted into the guide rod positioning sleeves; the bottom ends of the guide rods are fixedly connected with a linear slide rod through positioning joints; the linear slide rod is equipped with a slide block through a slide rail on the linear slide rod in a sliding mode; and the linear slide rod is connected with a pressing plate through the slide block in the sliding mode. The pneumatic pressing machine is compact in structure; the pressingplate is fixed through the guide rod, horizontality of the pressing plate is guaranteed, the reciprocating lifting air cylinder is compact in structure, and is light in weight, light weight and reliability of a pressed workpiece are guaranteed, the linear slide rod and a buffer spring fix the pressing plate and reduce inertia when a line body operates, workpiece loading efficiency is improved, and workpiece drop is also reduced.

The invention relates to a composite-based self-heat-insulation building block. The composite-based self-heat-insulation building block comprises the following components in parts by weight: 240 to 500 parts of semi-hydrated gypsum, 80 to 200 parts of silicate cement, 160 to 300 parts of coal ash, 8 to 16 parts of a high-efficiency water reducing agent SM, and 0.5 to 1.6 parts of foaming agent. The composite-base self-heat-insulation building block is prepared by adding the high-efficiency water reducing agent SM and the foaming agent into 800 to 880 parts of water to obtain a mixture; adding the semi-hydrated gypsum, the silicate cement and the coal ash into the mixture; stirring the mixture, casting and molding to harden the mixture; drying or naturally curing to obtain the composite-based self-heat-insulation building block. The prepared composite-based self-heat-insulation building block has light weight, high compressive strength, a good heat insulation effect, high water resistance and a high softening coefficient, and is an excellent material for an energy-saving wall body of a building.

The invention discloses a decorative shell for a notebook computer, which comprises a host shell, and the host shell is provided with a mounting groove for mounting a circuit board, a CPU, a display card and a memory bank. Extension parts of a prism structure are symmetrically arranged at the end, close to the screen shell, of the host shell, and a rotating shaft used for being connected with thescreen shell is rotationally arranged between the extension parts. Each extension part comprises a hollowed-out decoration part and a rotating shaft connecting part which are integrally formed, and the hollowed-out decoration part is located on the side, away from the rotating shaft, of the rotating shaft connecting part. A decorative groove used for installing a light-emitting element is formed in the hollowed-out decorative part, and the decorative groove is communicated with the mounting groove through a through groove located in the host shell. And a wiring terminal used for connecting thelight-emitting element and the circuit board is arranged in the through groove. According to the decorative shell, the exterior decoration performance of the notebook computer is enhanced while the lightness and thinness of the notebook computer are guaranteed.

The invention discloses a luggage case based on convenient carrying of wet articles. The luggage case comprises: a case body, comprising a left case body and a right case body which are hinged with each other, wherein wheels are arranged at the lower parts of the left case body and the right case body respectively; and a spin-drying device, arranged in the case body, used for spin-drying a wet towel, and comprising a water collecting barrel, a water shaking barrel rotatably arranged in the water collecting barrel, a driving component used for driving the spin-drying barrel to rotate, and a water storage piece connected with the water collecting barrel. During rotation of the wheels, the driving component can drive the water shaking barrel to rotate. According to the luggage case provided by the invention, a towel can be spin-dried in the water shaking barrel, so that the water content of the towel is reduced, a stinking condition cannot occur in a process of carrying the towel in the luggage case, and the possibility of bacteria generation on the towel is also reduced; and the driving component directly uses rotation of the wheels to drive the water shaking barrel to rotate, so that no separate driving part needs to be arranged, energy consumption is reduced, and the luggage case is light to use.

The invention relates to a rescue capsule partition sealing door, belongs to the technical field of mine rescue capsule sealing doors and aims at providing the rescue capsule partition sealing door which is simple and light-weight in structure, simple and labor-saving to operate and reliable in sealing. The adopted technical scheme is as follows: a door is mounted on a door frame through a hinge,a rubber sealing strip is arranged at the combination part of the door and the door frame, a hand wheel shaft mounting seat is welded on the door, a hand wheel shaft is mounted in the hand wheel shaft mounting seat, a driving disc is arranged at one end, close to the inner side of the door, of the hand wheel shaft, four connecting rods are hinged on the driving disc, each connecting rod is hingedwith a locking rod, and operation and control hand wheels are arranged at the two ends of the hand wheel shaft; and a guide block is welded on the door, the locking rods penetrate holes on the guide block, four compressing wedge blocks are welded in the positions corresponding to the locking rods of the door frame, and the compressing wedge blocks are matched with the locking rods. The rescue capsule partition sealing door is mainly used for partitions of rescue capsules.