58results about How to "Cause shedding" patented technology

The invention relates to a water floating solar photovoltaic power station, and belongs to the technical field of photovoltaic new energy floating power generation application. Each water floating photovoltaic module is composed of a connection device, water floating photovoltaic module buoyancy materials, a water floating photovoltaic module glass fiber layer, solar battery pieces, a junction box, a seal ring and a stabilization ring. A water floating center module is composed of a connection device, water floating center module buoyancy materials and a water floating center module glass fiber layer. After the water floating center module is positioned on the water through a positioning anchor according to the water area needed for installing a solar photovoltaic power station, a corresponding number of water floating photovoltaic modules are installed through the connection devices with the water floating center module as the center according to design requirements, a surrounding hoop is arranged on the outer sides of the peripheral water floating photovoltaic modules, and then the water floating solar photovoltaic power station of the corresponding area and shape can be quickly built on the water according to the design requirements.

The invention discloses a sewage treatment system which comprises a precipitation tank, wherein a motor is mounted at the lower part of the left side of the precipitation tank, a rotating shaft is arranged at the output end of the motor in a manner of penetrating through the left sidewall of the precipitation tank, a discharge outlet is formed in the lower part of the right side of the precipitation tank, a two-way pipe is connected to the upper part of the right side of the precipitation tank through a water diversion pipe on which a water pump is mounted, a filtering tank is connected to the lower end of the two-way pipe, water guide cavities are arranged on the two sides of an inner cavity of the filtering tank, sewage filtering devices are mounted in the water guide cavities, and a water outlet is formed in the bottom of the filtering tank. According to the sewage treatment system, clamping plates are arranged, so that filter screens can be mounted and dismounted conveniently and fixed firmly and stably, and reduction in the filtering effects of the sewage filtering devices caused by the fact that the filter screens are impacted and separated by sewage falling off the water guide cavities is avoided; the rotating shaft is driven by the motor to rotate, and then sewage precipitates at the bottom of the inner cavity of the precipitation tank are discharged from the discharge outlet by a helical blade, so that a good discharge effect is achieved. The invention further provides a sewage treatment method.

The invention relates to the technical field of heat-insulation materials, and discloses a heat-insulation material and a method, which aim at improving heat-insulation property of the heat-insulationmaterial and preventing the falling of the heat-insulation material. The heat-insulation material comprises a slurry A and a slurry B according to a mass ratio of 3:2, wherein the slurry A is prepared from the following components in parts by weight: 630 to 700 parts of nanometer inorganic adhesive, 4 to 5 parts of first surfactant, 18 to 19 parts of first foaming agent, 260 to 300 parts of hollow glass microsphere, 4 to 5 parts of anti-cracking reinforcing fiber, and 18 to 20 parts of waterproof agent; the slurry B is prepared from the following components in parts by weight: 280 to 300 parts of plant adhesive, 2.2 to 3 parts of second surfactant, 10 to 11 parts of second foaming agent, 120 to 160 parts of nanometer aluminum oxide ceramic microsphere, 10 to 20 parts of nanometer metal oxide, 100 to 150 parts of phase-change potential microsphere, and 32 to 42 parts of crosslinking agent. The heat-insulation material has the advantages that the heat-insulation property is strong, andthe easiness in falling is avoided.

A flexible concrete rabbet connecting construction method mainly comprises the following steps: attaching a fixing wooden slat to the inner side of the top of a moulding plate so as to reserve an L-shaped rabbet at a connecting position of a bottom concrete component; sticking and nailing a through elastic sealing strip at the bottom of the moulding plate; rightly pressing the elastic sealing strip into the L-shaped rabbet reserved in the bottom concrete component; and the like. According to the flexible concrete rabbet connecting construction method, in construction, the problems of dislocation, slurry leakage, unsmooth and straight connection and the like of the connecting position can be effectively avoided and the pouring quality of concrete at the connecting position is ensured; and after the construction, a beautiful, unsmooth and straight protruding strip is formed at the connecting position.

The invention discloses a drip injection device, which comprises the following parts: drip, control device and injection device, wherein the drip contains at least one hydrophilic material, which connects aerating-extracting motor of control device; the control device contains aerating-extracting motor, wireless transmission device, alarming device and microprocessor, which provides gas to drip; the injection device contains injection conduit joint, containing groove and injection needle joint; the injection conduit joint connects the drip through joint, which makes the liquid flow into the injection needle joint. The invention is convenient to operate, which improves the working efficiency.

The invention which provides a pressure washing technology suitable for the refinement of a protein viscose filament belongs to the viscose filament production field in the textile industry. The technology aims to solve problems of low strength, easy powder dropping, nonuniform dyeing, and environment pollution of protein fibers in the prior art, wherein the problems are caused by the dissolving and the shedding of proteins on the protein fibers in an alkali washing step in the pressure washing flow. By improving the water washing technology, the pressure washing of the protein fiber viscous filament can be effectively carried out, and the finished protein viscose filament has the advantages of high strength, difficult powder dropping, uniform dyeing, and no pollution to environment.

The invention relates to the technical field of graphene and thermal insulation materials, in particular to a preparation method of a graphene composite silica aerogel thermal insulation material, which comprises the following four steps: fully hydrolyzing tetraethoxysilane and ethanol to obtain a silicon precursor solution; mixing the graphene oxide with the silicon precursor solution; impregnating a fiber felt in the obtained graphene-SiO2 sol, and carrying out heating molding; and carrying out aging treatment and modification treatment on the fiber felt, and then drying. The graphene oxide (GO) does not change the production process of the existing silica aerogel felt, and only needs to be added before the silica gel is formed, and the process operation is simple, so that when the composite aerogel is combined with reinforcements such as glass fibers, a large amount of powder is not easy to fall off due to factors such as external force, and the problem of powder falling of the aerogel felt is greatly improved.

The invention discloses a plastic electroplating process of vehicle interior panels. Firstly, cracks or flaws are examined on the surfaces of plastic panels or not after injection molding; after examination, the plastic panels are placed in a ventilation place for standing by 24-48 hours; and the placing environment temperature is maintained between 10-30 DEG C, so that the internal stress of partof the plastic panels is reduced. In the plastic electroplating process of the vehicle interior panels, through higher roughening capacity on electroplating-stage ABS plastic, the main effect of chromic acid is to oxidize ABS or butadiene in PC-contained ABS to form anchoring points, so that more hydrophilic polar groups are generated on the plastic surfaces; and due to existence of the groups, the hydrophilia of the plastic surfaces is greatly improved, the chemical bonding is facilitated, the plating layer bonding force is improved, subsequent electroplating metal elements are preferably attached on the surfaces of the plastic panels, the metal fall caused by weakening of the plating layer bonding force after long-time use is prevented, and the advantage of better wear resistance is achieved.

The invention aims to provide a composite bending steel pipe lined with integrated ceramic and preparation technology thereof. The steel pipe adopts the following formula: 70 to 90 percent of alumina, 3 to 7 percent of barium carbonate, 3 to 5 percent of crystal whisker, 1 to 8 percent of talcum, 1 to 5 percent of Suzhou clay, and 2 to 5 percent of chromium oxide. Working procedures such as material distribution, ball milling, squeezing, vacuum pugging, molding, sintering and compounding can be adopted. The wear resistance of the composite bending steel pipe is 5 to 6 times of that of a patch ceramic bending pipe and is 10 to 20 times of that of a high-chromium cast iron bending steel pipe, the wear loss is less than or equal to 0.015 percent, the water absorbing capacity is less than 0.02 percent, the Mohs hardness is between 8 and 9, and the composite bending steel pipe can bear the high temperature of 800 DEG C for a long time, is acid-resistant and alkali-resistant, and has the service life of between 12 and 18 years.

The invention discloses a medical controllable infusion clamping plate comprising a hand fixing plate and an arm fixing plate which are mutually hinged through a hinge. Two angle adjusting devices which are opposite are arranged at a joint of the hand fixing plate and the arm fixing plate. A hand and an arm of a patient are fixed through the hand fixing plate and the arm fixing plate respectively, so that shedding of a syringe needle due to incorrect movement of the hand of the patient during infusion is avoided; the hand fixing plate and the arm fixing plate are mutually hinged through the hinge and fixed through the angle adjusting devices on two sides, so that posture of the hand of the patient can be adjusted properly during infusion, discomfort like fatigue and aching and numbness of the hand due to the fact that same posture is maintained for a long time is avoided, and the patient feels more relaxed and comfortable during infusion; a bamboo fiber cushion is arranged on each of the hand fixing plate and the arm fixing plate, and a ventilation hole is formed in the middle of the hand fixing plate, so that comfort of the patient during infusion is improved.

The invention provides a porta hepatis blocking belt, and relates to the technical field of medical instruments. The porta hepatis blocking belt comprises a belt body, a fixing hole and a releasing hole are formed in the belt body, and the fixing hole is communicated with the releasing hole; a damping hole is formed in the outer wall of the belt body, and a damping protrusion matched with the damping hole is arranged on the inner wall of the fixing hole. The connecting section on the belt body can be in interference fit with the fixing hole, and the connecting section on the belt body can be in clearance fit with the relieving hole. The technical effect that the hepatic portal blocking belt is convenient to remove is achieved.

The invention discloses a yarn guiding device for textile. The yarn guiding device comprises a supporting plate and a yarn guiding box, wherein the yarn guiding box is arranged on the upper portion ofthe supporting plate; third sliding grooves and second sliding grooves are formed in the upper surface of the supporting plate and the top face of the interior of the yarn guiding box, and second sliding blocks are arranged inside the second sliding grooves and the third sliding grooves; and first sliding plates are arranged at the ends, away from the bottoms of the third sliding grooves, of thesecond sliding blocks, and second sliding plates are arranged at the ends, away from the bottoms of the second sliding grooves, of the second sliding blocks. According to the yarn guiding device for textile, spun yarns are guided in yarn guiding grooves, when the positions of yarn guiding wheels need to be changed for different spun yarns, the first sliding plates and the second sliding plates aremoved, due to the fact that the horizontal positions of the first sliding plates and the second sliding plates are different, the yarn guiding wheels on the first sliding plates face the outside, theyarn guiding wheels on the second sliding plates face the inside, therefore the yarn guiding grooves in the yarn guiding wheels are located on the same straight line, and the situation that spun yarns fall off from the yarn guiding wheels due to the fact that the angle of the yarn guiding wheels is incorrect in the running process of the device is avoided.

The invention relates to a bearing dimming device of vehicle lights, which comprises an adjustment screw, a tabletting and a rear shell and characterized in that the outside of the adjustment screw is in close fit with a bearing. The inner ring of the bearing is in close fit with the adjustment screw, so is the outer ring with the rear shell. And the bearing is in permanent connection with the rear shell through a screw. Because the bearing adjustment is adopted, no friction is available between the adjustment screw and the rear shell and nor is the gap between the adjustment screw and the rear shell. On the way of the vehicle long-distance running, the phenomenon of loss or falling of mirror caused by the jolting of vehicle body does not occur. Moreover, because the bearing adjustment is adopted, the adjustment is more convenient and flexible.

The invention provides a combined type loading wheel of a rubber crawler walking system. The combined type loading wheel comprises a spoke, side plates on the two sides of the spoke and a tread rubberbody on the outer circumferential surface of the spoke. The side plates are fixed to the spoke through connecting pieces, sinking tables are arranged in via holes, used for allowing the connecting pieces to penetrate through, in the side plates, and the heads of the connecting pieces are sunken into the sinking tables. The loading wheel provided by the invention adopts a combined structure, the manufacturing process is simple, the cost is low, the light weight is easy to realize, and the lower friction coefficient between the two sides of the spoke and the crawler belt is ensured. The servicelife is longer, and the performance is better.

The invention discloses an LED street lamp with an intelligent monitoring device. The LED lamp street comprises a stand column, an LED lamp is arranged on the stand column, and a bracket is transversely arranged on the side wall of the stand column; the bracket is located below the LED lamp, the intelligent monitoring device is arranged below the bracket, and a fixed block is vertically arranged on the bracket; a fixed groove matched with the fixed block is formed in the side wall of the upper end of the intelligent monitoring device, the fixed block is inserted in the fixed groove, and the fixed block is of a hollow structure; the lower end of the fixed block is rotatably connected with a rotating rod vertically arranged through a first rotating piece, one end, away from the first rotating piece, of the rotating rod penetrates through the side wall of the upper end of the fixed block, and a first helical gear sleeves the side wall of the rotating rod. According to the LED lamp street,a clamping block is clamped with a clamping groove, which is utilized to fix the intelligent monitoring device, disassembly and assembly are convenient for workers, and the working efficiency is improved.

The invention relates to a dilute acid filtering device and a using method of the dilute acid filtering device. The dilute acid filtering device comprises a tank body and a cover body, wherein a filtering and recovering unit is arranged on a clapboard on an inner wall of the tank body; the filtering and recovering unit consists of a filter bag connecting plate, a filter bag arranged on the filter bag connecting plate, and a net bag fixed outside the filter bag; the filtering unit is fixed in the tank body through the clapboard fixed on the inner wall of the tank body; the filtering and recovering unit takes polytetrafluoroethylene as a raw material and forms a film type filter bag with microporosity; the filtering precision of the film type filter bag is less than or equal to 5 mum. Platinum dust, oil and other insoluble impurities entrained in the dilute acid can be effectively removed, the filtering efficiency can be over 98 percent, the highest filtering efficiency is 99.9 percent, and the recovery effect is good.

The invention discloses a fixing support of PLC (programmable logic controller). The fixing support structurally comprises a clamping device, a power disc and a control base; the clamping device is fixedly mounted on the outer side end face of the power disc in an embedded mode, an embedded block on the lower end face of the power disc is connected with the control base in a clamped mode, and the outer side end face of the control base is connected with the clamping device in an attached mode; a hollow block is squeezed into a buffer groove under full air, a full ball is also made of a rubber material and can expand outwards during squeezing to wrap an object as much as possible, the object is covered by arrayed locking blocks, the surface friction force between the object and a clamping mechanism is increased through a wrapping mechanism, and it can be effectively guaranteed that in the rotating process, it is avoided that articles fall off due to the weak fixing capacity.

The invention provides a composite antibacterial catheter, which mainly comprises a catheter body, an air bag, an inflation pipeline and a flushing pipeline, wherein due to the arrangement of the flushing pipeline, urinary tract can be flushed while a patient use the catheter so as to reduce the risk of urinary tract infection, the air bag and the catheter body are further provided with a first antibacterial layer and a plurality of second antibacterial layers respectively, the first antibacterial layer is arranged on the outer surface of the air bag, the second antibacterial layers are sequentially arranged at intervals in the thickness direction of the catheter body, the outer surface of the air bag makes direct contact with the body of a patient, and the outer surface of the air bag hascertain antibacterial capacity and is beneficial for further reducing the probability of urinary tract infection of the patient. In the use process of the catheter body, the catheter body releases antibacterial particles layer by layer from the outer layer to the inner layer and the multiple second antibacterial layers, so that the antibacterial time of the catheter body is greatly prolonged, andthe antibacterial capacity is stable so as to reduce the probability of urinary tract infection caused by long-time use of the catheter by a patient.