44results about How to "Light weight high strength" patented technology

The invention provides a high-voltage line support used on a telegraph pole. The high-voltage line support comprises two parallel cross arms and a plurality of insulators fixed to horizontal plates of the cross arms. Perpendicular plates of the cross arms are fixedly connected with the telegraph pole through first hoops. The high-voltage line support further comprises second hoops fixedly connected with the telegraph pole, the second hoops are arranged below the first hoops, and inclined supporting rods are connected between the ends of the second hoops and the ends of the perpendicular plates of the cross arms. The cross arms are made of glass fiber reinforced plastics, and the insulators are formed by winding glass fibers steeped with vinyl ester resin. The high-voltage line support has the advantages that firstly, the cross arms made of the glass fiber reinforced plastics are adopted, so that the high-voltage line support is low in weight, high in strength, resistant to corrosion, good in insulation performance and long in service life, and the glass fiber insulators made based on the winding technology are not prone to breakage; secondly, the second hoops connected with the two ends of the cross arms through the inclined supporting rods are additionally arranged below the first hoops, the supporting strength is increased, potential safety hazards are reduced, after the first hoops are corroded and damaged, a supporting guarantee still exists, and certain first-aid repair time can be provided.

The invention discloses an anti-corrosion sedimentation tank and a building method thereof. A tank body is made of glass fiber reinforced plastics, so the anti-corrosion problem is solved; and a support frame, a support tank body, a raking machine arranged in the tank body and a driving device driving the raking machine to operate are made of carbon steel, so the problem that the tank body has poor rigidity and can not support the raking machine to normally work is solved. The raking machine is a carbon steel welding element, in addition, ethylene-chlorotrifluoroethylene copolymer (ECTFE) anti-corrosion coatings with the thickness not less than 1.5mm are integrally sprayed and coated on the surface of the raking machine, the intensity requirement of the raking machine is met, and the anti-corrosion problem of the raking machine is also solved. A scraping plate is covered by more than 8.5mm of glass fiber wires or cloth, and the coatings on the scraping plate are prevented from being damaged when the scraping plate is used for scraping materials settled at the bottom of the tank body. The anti-corrosion problem of the sedimentation tank is perfectly solved, simultaneously, the work stability of the sedimentation tank is also ensured, and the production requirement of the electrolysis industry is met. The anti-corrosion sedimentation tank has the advantages that the structure is compact, the operation is stable, the sedimentation effect is good, economy and practicability are realized, and the like.

The invention provides a carbon fiber plate single-conductive-wire hooking clamping tool for 110kV live-wire work. The carbon fiber plate single-conductive-wire hooking clamping tool comprises an arm portion and a hook portion integrally designed. The arm portion and the hook portion are made of carbon fiber sheet materials. The carbon fiber sheet materials include at least two carbon fiber cloth layers and at least one carbon fiber filament layer. The carbon fiber filament layer is positioned between the two carbon fiber cloth layers. Each carbon fiber cloth layer is made of vertical carbon fibers and transverse carbon fibers which are interlaced in an upper-and-lower mode. The fiber widths of the vertical carbon fibers and the transverse carbon fibers are the same. The carbon fiber filament layer is made of carbon fibers which are in bidirectional interlacing in an upper-and-lower mode. The carbon fiber cloth layers and the carbon fiber filament layer are impregnated with cementing agents. The carbon fiber plate single-conductive-wire hooking clamping tool of the invention is strong in endurance and free from rusting. The carbon fiber plate single-conductive-wire hooking clamping tool can be used in environments with peracid, high alkali, high-salt and atmosphere corrosion. The carbon fiber plate single-conductive-wire hooking clamping tool of the invention is advantaged by being high in anti-fatigue strength, being wear resistant, being anti-aging, etc.

The invention provides a 220kV live work with a carbon fiber plate big knife clamp, including a front clamp, a rear clamp, an insulating pull rod and a wire tensioner, the insulation pull rod is connected with the wire tightener, and the first clamp body and the second clamp body use carbon fiber The carbon fiber sheet includes at least two carbon fiber cloth layers and at least one carbon fiber filament layer, the carbon fiber filament layer is located between the two carbon fiber cloth layers, and the carbon fiber cloth layer is one layer of longitudinal carbon fiber and transverse carbon fiber. The vertical carbon fiber and the horizontal carbon fiber have the same fiber width, and the carbon fiber layer is bidirectionally interwoven with carbon fiber, and the carbon fiber cloth layer and the carbon fiber layer are impregnated with a binder. Strong durability, no rust, can be used in high acid, alkali, salt and atmospheric corrosion environment, also has the advantages of high fatigue resistance, wear resistance, anti-aging and so on.

The invention relates to a ventilation device, in particular to a ventilation device on the top of a radome. The ventilation device on the top of the radome is used for solving the problems that an existing radome ventilation device is low in manufacturing efficiency, low in finished product quality, poor in universality of assembly with various radomes, difficult in later maintenance and poor in natural ventilation effect, rain leakage often happens, and the use performance of a radar antenna is influenced. The ventilation device on the top of the radome comprises a mushroom-shaped upper radome body, a base and turnover plates, wherein the mushroom-shaped upper radome body is buckled to the base, ventilating windows are arranged on the outer side walls of hollowed-out step platforms at the bottom of the base, and the turnover plates are installed on the ventilating windows. A connecting flange extending outwards is arranged on the edge of the mushroom-shaped upper radome body, the mushroom-shaped upper radome body is connected with the annular outer edge through the connecting flange, and a through hole is formed in the bottom surface of a hollow cylinder and provided with a connecting flange extending inwards. The ventilation device on the top of the radome is applicable to the field of wireless communication.

The invention belongs to the technical field of external wall construction of building structures, and provides a quick-dismantling building formwork and a light-weight cast-in-place wall body construction method. The quick-dismantling building formwork comprises panels, rib plate groove beams and docking purlines. The rib plate groove beams comprise a plurality of transverse rib plate groove beams and a plurality of longitudinal rib plate groove beams, wherein the transverse rib plate groove beams and the longitudinal rib plate groove beams are arranged at the rear side of the panels in a crossing mode. The docking purlines are matched and clamped in the rib plate groove beams in a sliding mode, locking pieces are arranged between the docking purlines and the rib plate groove beams, and when the docking purlines are moved in place, the locking pieces are used for locking the docking purlines. The quick-dismantling building formwork is reasonable in structural design, light in weight and high in strength, can quickly assemble large-area flat formworks, inside corner formworks and external corner formworks, and effectively solves the problems of low efficiency and high labor intensity of the traditional formwork assembling construction, and meanwhile, the construction of the light-weight cast-in-place wall body has the advantages of high construction efficiency, good construction effect and effective guarantee of wall body quality.

The invention relates to a device and method for processing a spiral corrugated tube, and in particular relates to a device and method for processing a polyethylene glass fiber reinforced plastic composite molded spiral corrugated tube. The device comprises a drawing and squeezing mold, a roll bending device, a winding machine, a heating adhesive-spraying device and a polyethylene plastic extrusion mold which are arranged in sequence, wherein the drawing and squeezing mold is used for processing glass fibers into glass fiber reinforced plastic strips; the roll bending device is used for bending the glass fiber reinforced plastic strips into glass fiber reinforced plastic spiral rings; the winding machine is used for propelling the glass fiber reinforced plastic spiral rings; the heating adhesive-spraying device is used for spraying an adhesive to the glass fiber reinforced plastic spiral rings; and the polyethylene plastic extrusion mold is used for extruding polyethylene towards inner and outer walls, to which the adhesive is attached, of the glass fiber reinforced plastic spiral rings to ensure that the polyethylene glass fiber reinforced plastic composite molded spiral corrugated tube is formed. By adopting the device and the method, the advantages of corrosion resistance, easiness in processing and molding and recyclability of polyethylene are integrated with the characteristics of high corrosion resistance, high strength, high elastic modulus and easiness in molding of glass fiber reinforced plastics, so that the composite molded tube has the advantages of easiness in processing, corrosion resistance, high strength, low cost, small possibility of deformation, recyclability and the like.

The invention discloses an assembled magnesium-based cement foamed lightweight board and a preparation method thereof. The assembled magnesium-based cement foamed lightweight board includes a first assembled lightweight board and a second assembled lightweight board; the first assembled The lightweight board includes a first magnesium-based cement fiber material surface layer and a first magnesium-based cement foam layer; the second assembled lightweight board includes a second magnesium-based cement fiber material surface layer and a second magnesium-based cement foam layer ; A method for preparing a prefabricated magnesium-based cement foamed lightweight board, comprising the following steps: (a) preparing magnesium-based cement foam; (b) preparing a magnesium-based cement fiber material; (c) preparing the first prefabricated lightweight board (d) preparing the second prefabricated lightweight board; (e) preparing a prefabricated magnesium-based cement foamed lightweight board. The preparation route of the fabricated magnesium-based cement foamed lightweight board prepared by the invention is simple, energy-saving, environmentally friendly and waste-efficient, the required raw materials are cheap and easy to obtain, and the product has relatively low production cost.