514results about How to "Improve waterproof performance" patented technology

A case includes a case body, a lid, hinges supporting the lid on the case body and a waterproof seal placed on the joining surface of the case body. The lid can be turned for closing on the hinges so as to compress the waterproof seal perpendicularly to the joining surface of the case body. Each hinge is provided with a hinge pin having opposite cylindrical end parts and an offset middle part defining a groove together with the cylindrical end parts. The grooves of the hinges permit first knuckles formed integrally with the lid to sink therein so that the lid held with its joining surface parallel to the joining surface of the case body can be moved toward the case body perpendicularly to the joining surface of the case body to compress the waterproof seal perpendicularly between the joining surfaces of the lid and the case body. The hinge pin is restrained from coming off by the first knuckles when the first knuckles are engaged in the groove.

A cooling system for an engine transmission in a saddle type vehicle such as an all-terrain-vehicle. In one embodiment, the cooling system has an induction duct, connected to a belt case that houses a transmission, for inducting cooling air into the belt case. The system further includes a discharge duct connected to the belt case for exhausting the cooling air from the belt case, the discharge duct extending towards a rear fender of the vehicle. In addition, the system has an air exhaust aperture through which the cooling-air exits the discharge duct, the exhaust aperture located at an end of the discharge duct, the discharge duct generally forming an inverted "U" shape as viewed from a rear end of the vehicle, and the air exhaust aperture positioned so that the cooling air exiting the discharge duct does not directly strike the rear fender of the vehicle. The cooling system further has an induction box having a cooling-air induction port that allows the entrance of cooling-air into the induction box, the induction box being generally positioned in the transverse center of the vehicle, and the induction port being opened at a position near the bottom of a front fender of the vehicle.

The invention discloses interior and exterior wall putty powder. The interior and exterior wall putty powder comprises the following components in parts by weight: 100 to 300 parts of white cement, 50 to 100 parts of ash calcium, 300 to 500 parts of ground calcium carbonate, 50 to 100 parts of talcum powder, 150 to 350 parts of silica sand, 2 to 6 parts of dispersible emulsion powder, 1 to 3 parts of cellulose ether, 2 to 6 parts of starch ether and 2 to 3 parts of water repellent. The interior and exterior wall putty powder is high in waterproof strength, unlikely to pulverize, low in dry shrinkage strength, good in crack resistance, suitable for smearing and leveling an interior wall and an exterior wall of the civil building and the industrial building and particularly suitable for the fields such as the damp basement.

The invention discloses an aqueous antirust paint with rust. The antirust paint contains EVA (ethylene-vinyl acetate) emulsion, styrene-acrylate emulsion, pigment and filler, a dispersing agent, a film-forming aid, a penetrant, water and other components. The aqueous antirust paint with rust provided by the invention is convenient to construct, can be directly brushed without a rust removal process, has excellent rustproof, waterproof, anti-corrosion and other overall properties, and can be used for various metal surfaces with an antirust requirement.

A water resistant slide fastener includes two supporting members made of a water resistant material. Each supporting member includes a first surface, a second surface opposite to the first surface, and a longitudinal edge. A plurality of coupling elements are formed on each supporting member. Each coupling element includes a first portion on the first surface of an associated supporting member and a second portion on the second surface of the associated supporting member. The first portion and the second portion of each coupling element extend beyond the longitudinal edge of the associated supporting member and have a gap therebetween. The longitudinal edge of each supporting member extends into the gaps of the coupling elements. The longitudinal edges of the supporting members overlap each other when the coupling elements of the supporting members are engaged with each other.

A connection structure of an electric wire and a terminal includes the electric wire, the terminal, and a seal part. The electric wire has an insulating coated part in which a conductor part is covered with an insulating material, and a conductor exposed part in which the insulating material of an end of the electric wire is removed. The terminal includes a first crimp part crimped to the insulating coated part, and a second crimp part crimped to the conductor exposed part. The seal part is made of thermoplastic elastomer and covers a surface including the first crimp part and the insulating coated part of a side extending from said first crimp part toward a direction opposite to the end of the electric wire and a surface of the second crimp part in an extension direction of the electric wire.

The invention relates to the technical field of measurement of sensors and in particular discloses an optical dissolved oxygen sensor. The optical dissolved oxygen sensor comprises a fluorescence measurement module for acquiring a dissolved oxygen signal of a water body, a temperature measurement module for acquiring a temperature signal of the water body, a transducer electronic data sheet (TEDS) storage device for storing TEDS parameters which include a calibration compensation parameter reflecting the relation between temperature and dissolved oxygen, and a micro-processor connected with the fluorescence measurement module, the temperature measurement module and the TEDS storage device for performing analog-digital conversion processing on a dissolved oxygen voltage signal and a temperature voltage signal and generating a dissolved oxygen value by calculation processing according to the calibration compensation parameter. The optical dissolved oxygen sensor can realize temperature compensation of the measured dissolved oxygen, improve the measurement precision of the dissolved oxygen and realize on-line detection of the dissolved oxygen of water quality.

The invention discloses an environment-friendly mineral wool board with functions of humidity adjustment and air purification, which comprises the following components in parts by weight: 100 parts of granulated wool, 5 to 25 parts of attapulgite, 1 to 10 parts of modified starch, 0.1 to 1.0 part of emulsified paraffin, 5 to 20 parts of modified diatomite, 0.5 to 2.0 parts of polyacrylamide and 0.1 to 1.0 part of Al2(SO4)3. The invention also discloses a production method for the environment-friendly mineral wool board with the functions of humidity adjustment and air purification, which comprises the following steps of: weighing all the components according to the proportion; fully mixing the modified diatomite and water, adding the emulsified paraffin, and continuously stirring; fully stirring the mixed material and the remaining ingredients in a stirrer with water, and then performing beat-molding by a wet method; and performing drying and surface finish machining to obtain a finished product. According to the functional mineral wool board, the modified diatomite can effectively adsorb the emulsified paraffin so that the mineral wool board has enhanced waterproof performance and better functions of degrading harmful substances and adjusting humidity.

The invention discloses a waterproof down jacket making method and a waterproof down jacket. The method includes the first step of material selection, the second step of tailoring, the third step of quilting and seamless attachment, the fourth step of adhesive strip pressing and repair adhesive reinforcement, the fifth step of down filling and sealing, the sixth step of seam wrapping of interlayer fabric and lining fabric, and the seventh step of the arrangement of a zipper on a top fly and welting of a lower hem, cuffs and a cap mouth. Then, the waterproof down jacket is obtained. Because coated or film-pasted fabric is adopted as surface-layer fabric, the waterproofness of the down jacket is greatly improved; because the surface-layer fabric is free of stitches and cut piece joints are pressed by waterproof adhesive strips or adhesive tape, the problem that water seeps in from the stitches is solved; meanwhile, the warm-keeping performance and down leakage preventing performance of the whole down jacket are improved as well.

The invention relates to a washing machine cover plate structure with user control and display functions. The washing machine cover plate structure comprises a cover plate A, a glass plate installed on the top face of the cover plate A, an ITO film pasted on the back face of the glass plate, a PCB display panel installed on the cover plate A, and a protecting cover installed on the bottom face of the cover plate A and used for protecting the PCB display panel. An ITO film sealing ring is arranged on the periphery of the ITO film. A sealing strip is arranged between the protecting cover and the PCB display panel. According to the technical scheme, the user control and display functions are integrated in the cover plate structure; by arranging the glass plate pasted with the ITO film on the top face of the cover plate A, the touch control function is achieved, and by installing the PCB display panel on the cover plate A, the display function is achieved; the purpose of making the ITO film and the PCB display panel waterproof can be achieved, the waterproofness of the operation part of a washing machine can be effectively improved, and the service life of the washing machine can be prolonged.

The invention discloses a fingerprint identification module comprising a base ring, a fingerprint sensor, and a force sensor. The base ring is fixedly connected with the frame of a terminal. The fingerprint sensor is arranged inside the base ring and fixedly connected with the base ring. The force sensor is arranged below the fingerprint sensor. In addition, the invention discloses a terminal. According to the fingerprint identification module and the terminal in the embodiments of the invention, the fingerprint sensor is fixedly arranged through the base ring which is fixedly connected with the frame of the terminal, so a tactile feedback structure is omitted, the overall structure is simplified, sealing design of the fingerprint identification module is easier, and the waterproof effect of the fingerprint identification module is improved. In addition, the force sensor can detect the pressing force of a user, and triggers a control signal which should be triggered by the fingerprint sensor alone only when the pressing force meets a predetermined condition, so that wrong operation is prevented, and the user experience is improved.

The invention provides a moistureproof treatment method for soft capsules. By the method, the problems that soft capsules for filter sticks are in contact with air, continuously absorb moisture from the air and are softened, adhered and the like because of being affected with damp, so that the quality, appearance and application of the soft capsules are influenced are solved, and the requirements that the soft capsules which are embedded in the filter sticks and are used for enhancing aroma and humidifying can be moistureproof and are easy to break are met. According to the method, polyvalent metal salts are added into soft capsule wall materials and are reacted with chitosan, so that water-insoluble chitosan metal salt chelates can be formed through the reaction between the metal salts and the chitosan and are coated on the outer surfaces of the soft capsules, the waterproof performance of the soft capsules is greatly improved, the water resistance and moisture resistance of the soft capsule wall materials are improved, the brittle characteristics of the soft capsules are kept, the retention time of the filter sticks is prolonged, and the influence of an external environment on the quality, appearance and application of the soft capsules is reduced.

The invention relates to a wideband cellular interlayer fiber reinforced plastic antenna cover comprising an internal layer glass cloth, a cellular plate, a glass cloth, and a reinforcement ring. The internal layer glass cloth and the cellular plate are bonded together through resin adhesive. Then, the glass cloth is pasted on the outer side of the bonded internal layer glass cloth and the cellular in order to form a wave-transparent composite interlayer. The reinforcement ring is formed by pasting glass silk at an antenna cover installing interface. A plastic screw nut is pre-embedded in the reinforcement ring. The wideband cellular interlayer fiber reinforced plastic antenna cover has advantages of simple and reasonable structure, no metallic components, good rigidity and intensity and waterproof performance, and good wave-transparent performance and rigidity and intensity in a wide band.

The invention relates to a method for manufacturing high wear-resisting and high waterproof polyurethane artificial leather for a safety and industrial costume, which comprises the following steps of: blending surface layer slurry containing polyester polyurethane, dimethylformamide, a flatting agent, a stripping auxiliary, a modified polysiloxane hydrocarbon antifoaming agent and a pigment; blending middle layer slurry containing waterborne polyurethane, water, a thickener and an antifoaming agent; blending adhesive coating slurry containing polyurethane, dimethylformamide, toluene, butanone, an accelerant and a cross-linking agent; and then carrying out a coating process. Solvent polyurethane resin and water-soluble polyurethane resin are cooperatively used; a dry coating production process is adopted; the product produced by the formulation technology has excellent wear resistance, waterproofness and ventilation property and is comfortable to wear.

The invention discloses a method for producing a foamed ceramic building insulation material by using lithium tailings and steel slag tailings. The method comprises the following steps: preparing thelithium tailings, the steel slag tailings, a clay raw material, a foaming material A and water according to a certain ratio, mixing, grinding, then sieving, removing iron, putting into a mud pit, performing pressure filtration to obtain a mud cake, then refining mud, adding a foaming material B, namley polystyrene particles, in the mud refining process, performing extrusion moulding on a mud section extruded in the mud refining process to obtain a foamed ceramic wet blank, sending the wet blank into a tunnel kiln for drying, and then firing in an energy-saving double-layer tunnel kiln at hightemperature of 1100-1200 DEG C according to a certain firing system to obtain a blank brick, and processing and cutting to obtain a finished product. The preparation method is simple; the prepared foamed ceramic is good in regularity, high in strength, anti-aging, fire-proof, flame-retardant (A1 grade), water-proof, excellent in insulation performance, eco-friendly (non-toxic, harmless and radiation-free) and convenient and efficient to construct, can be used as a building exterior wall insulation material and a chimney flue corrosion preventing material, and can also be used as a fabricated partition wall material and a self-insulating wall material.

The invention discloses an artificial moulding stone of cladding cement base in the agricultural technical domain, which comprises the following parts: 25-30% common white silicate cement, 60-65% limestone particle, 5-10% zeolite powder, 1-1.5% resin powder, 0.15-0.18% high-effective dehydragent, 0.15-0.2% defoamer and 0.48-1.12% dye.

The invention discloses a polymer waterproof mortar which comprises the following ingredients in parts by weight: 250-400 parts of ordinary Portland cement, 350-550 parts of quartz sand, 50-150 parts of pulverized coal, 5-15 parts of defoaming agent, 8-35 parts of redispersible latex powder, 3-8 parts of fluidizing agent, 8-15 parts of thixotropic agent, and 1-5 parts of a water-increasing agent. The polymer waterproof mortar has excellent waterproof property, and is greater than 1.0MPa in 7d osmotic-resistant pressure, greater than 1.0MPa in binding strength, greater than 1.5MPa in 28d osmotic-resistant pressure, and greater than 1.2MPa in binding strength, which all can meet the national industry standard.

The invention discloses a water-proof heat-preserving metal roof system. In the conventional common metal roof system structure, a decorative plate only plays a role in decorating and has a poor water-proof effect. The water-proof heat-preserving metal roof system consists of a decorative plate (25), a primary keel (20), a secondary keel (21), a shoe, a purlin (2) and a lower steel structure (1); the primary keel (20) and the secondary keel (21) intersect in a longitudinal and transverse way; the decorative plate is fixed on a connecting piece; the other end of the connecting piece is fixed on the keels; the primary keel is fixed on the purlin through an adjusting support piece; a steel plate layer is pressed on the purlin; a water-proof layer (10), a protective layer (91), a heat-preserving layer (8) and an air isolating layer (7) are formed on the steel plate layer from top to bottom; a purlin support (3) is used for supporting the purlin (2) on the lower steel structure (1); and a roof upper layer decorative plate (25) is an aluminum-plastic plate or an aluminum veneer or a honeycomb aluminum plate or a titanium-zinc plate or a copper plate. The water-proof heat-preserving metal roof system is applied to water-proof and heat-preserving metal roofs.

The invention discloses a three-layer composite waterproof corrugated board and a preparation technology thereof. The preparation technology of the three-layer composite waterproof corrugated board comprises the following steps: 1, preparing corrugated paper layers; 2, treating surface paper and inner paper: immersing the surface paper and inner paper in a reinforcing solution, taking out the surface paper and the inner paper after the surface paper and the inner paper are completely soaked, and drying the surface paper and the inner paper in a 45-55 DEG C environment, wherein the reinforcingsolution is prepared through mixing, by weight, 0.7-1.1 parts of modified bentonite, 0.5-0.9 part of nano-silica, 1.2-1.6 parts of ceramic powder, 5-10 parts of an acrylate emulsion and 1.3-1.6 partsof silica sol; 3, performing gluing and compounding; and 4, coating with a waterproof coating. The three-layer composite waterproof corrugated board of the invention has the advantages of high strength, good bending resistance, and good waterproof and moisture-proof performances; and the preparation technology of the invention has a simple preparation process.

An underwater light generally has a base having a light source housing chamber and a bottom tunnel. The base has at least two screw holes communicating the light source housing chamber with the bottom tunnel. A substrate for a light-emitting device is disposed in the light source housing chamber. A reflection cover is disposed over the substrate. A watertight upper cover is disposed over the reflection cover, and coupled to the upper edge of the light source housing chamber. The screw holes are connected respectively with two watertight walls to allow the insertion thereinto of at least two screw devices. A power strip is clamped in the bottom tunnel by a bottom plate to enable the watertight walls to pierce through an insulating casing of the power strip for electrifying the screw devices, whereby the underwater light has a stable power source and an excellent property of watertightness.

The application discloses a printing pulp material, a fabric and a manufacturing process of the fabric. The printing pulp material comprises the following components in parts by weight: 5-10 parts ofanthocyanin, 20-30 parts of a printing adhesive, 1-2 parts of a printing thickener, 0.5-3 parts of a penetrant and 55-75 parts of deionized water, the printing pulp material absorbs water, can detectthe pH value of water and displays different colors according to different pH values. According to the printing pulp material, the fabric and the manufacturing process of the fabric, the anthocyanin-containing printing pulp material is adopted to manufacture the fabric, and when the fabric is in contact with water, a color corresponding to the pH value of the contacted water can be changed to prompt a user of the fabric whether water at the moment endangers a human body or contaminates the environment or not; the outer layer of the fabric is processed by a waterproof process, so that the fabric can play a waterproof role while detecting the pH value of water; and a PU or TPU membrane can be attached onto the inner layer of the fabric to improve the water resistance of the fabric.

A waterproof fabric comprises the components of weika linen, a durable water-drainage polymer, long stapled cotton, a hot melt adhesive, polyester fiber, nano titanium dioxide powder, waterproof resin paste and rosin. The fabric prepared by the formula has good water resistance, and also has good thermal insulating properties. The surface allows water droplets to form bead-like shapes to fall down from the surface of the fabric to prevent the fabric from absorbing moisture, and clothes may not be wetted by moisture penetration and diffusion. A material for clothing prepared from the fabric is comfortable, soft, warm, waterproof, simple to make and low in cost, and has certain market value.

Taking lenses 11_—4, 11_—3, and 11_—2 are housed in a lens frame 12. Then, the O-ring 13 is fitted into a groove 11_—1a provided on the periphery of the taking lens 11_—1, and the taking lens 11_—1 is housed in the lens frame 12. Subsequently, an anterior surface 14b of a lens holder 14 in a screwing direction (directions of arrows P and P′) comes into contact with a wall surface 12b of the lens frame 12. Then, the lens holder 14 is gradually screwed into the lens frame 12. Thereby, a deformable portion 12c of the lens frame 12 on an O-ring 13 side of the wall surface 12b is deformed in such a direction (directions of arrows Q and Q′) as to press the O-ring 13.

A waterproof structure for an electronic device according to the present invention is provided with a seat formed around the opening of a casing and a packing member fixed to a back surface of a cover, the packing member being brought into tight contact with a seat when the cover is closed. A projection annularly extending and surrounding the opening is formed at the seat of the casing. The packing member includes: a base; a protrusion formed at a surface of the base, the projection being to be brought into press-contact over an entire length of the protrusion when the cover is closed; and a peripheral rib formed at the surface of the base in such a manner as to surround the protrusion, the peripheral rib being to be brought into press-contact with the seat of the casing when the cover is closed.

The invention relates to the field of lamps, in particular to a rotary fixed lamp. The rotary fixed lamp comprises a lamp body and further comprises a top plate. The lower portion of the top plate is connected with a fixed plate, inserting holes and sliding groove holes are formed in the fixed plate, the inserting holes are communicated with the sliding groove holes, pan head screws are arranged on the lamp body, the aperture of the inserting holes is larger than the diameter of the heads of the pan head screws, and the aperture of the sliding groove holes is smaller than the diameter of the heads of the pan head screws. The rotary fixed lamp is simple in fixing mode, a rotary fixing mode is adopted, the fixed plate is added and mounted, the fixed plate is fixedly arranged firstly in the mounting process, then the lamp body is inserted into a mounting hole of the fixed plate from bottom to top, and then the lamp body can be mounted in place by being rotated by a certain angle.

The invention provides a novel modified asphalt waterproof roll. The novel modified asphalt waterproof roll is characterized by being prepared from polyester reinforcement, prepreg, a coating material and an isolation material, wherein the prepreg is prepared from the following components of heavy duty bitumen, rubber, mineral fillers and an antiager; the coating material is prepared from the following components of heavy duty bitumen, second-line distillation oil, rubber, mineral fillers, tire rubber powder and an antiager. A preparation method of the novel modified asphalt waterproof roll comprises the steps of prepreg preparing, coating material preparing, polyester reinforcement drying, prepreg wiping, coating material coating, isolation material covering, cooling and rolling. According to the novel modified asphalt waterproof roll disclosed by the invention, the waterproof performance is good, and the tensile strength is high; the impact resistance is good; the manufacturing cost is low.

The present invention provides a sealing material having excellent water resistance for a long time. A sealing material A of the present invention comprises: a rubber resin sheet 1; and a thermoplastic resin foam layer 2 formed at least on one surface of the rubber resin sheet 1. The sealing material A has a 25% compressive strength in a thickness direction of 2 to 40 kPa as measured in accordance with JIS K6767 and the thermoplastic resin foam layer 2 has a closed cell ratio of 10 to 60%. As a result, the sealing material A has excellent water resistance right after the use thereof and even after a lapse of a long time, and is suitably used in various applications.

Provided is a refrigerator with an ice maker. The ice maker includes an ice tray formed of a metal material, the ice tray providing an ice making space in which water for making an ice is supplied to make the ice and a resin layer formed of a plastic resin, the resin layer defining at least portion of the ice making space to smoothly convey the ice.

The invention relates to an intelligent wearing equipment interface switching control method based on infrared induction, relates to the technical field of intelligent wearing equipment and provides a method for judging a gesture action direction through a time sequence of the occurrence of infrared reflection signals. Three infrared light emitting diodes, an infrared sensor and a core processor are arranged in the intelligent wearing equipment; the positions of the three infrared light emitting diodes form a triangle; infrared signals are emitted by the three infrared light emitting diodes; when a gesture action for controlling interface switching occurs, three paths of the infrared reflection signals are detected by the infrared sensor; a gesture target action direction is judged by the core processor according to wave peak movements of the three paths of the infrared reflection signals, so that the switching of a display interface is controlled. A hole for mounting a key does not need to be formed in the surface of the equipment so that the waterproof performance of the equipment is enhanced; a touch screen for navigating a user interface does not need to be added on the surface of the equipment so that the wrong triggering possibility is reduced; the triggering of the infrared induction is more sensitive and the operation is more convenient.

The invention provides a display device, comprising a box body and a display module contained in the box body, wherein the box body comprises an air inlet channel, an air outlet channel and a heat dissipation cover sealed at the opening of the air inlet channel and the opening of the air outlet channel; and the air inlet channel and the air outlet channel are corresponding to one end of the display module contained in the box body, and are communicated with the outside via the heat dissipation cover so as to prevent water from entering the box body. In the display device, the air inlet channel and the air outlet channel which are used for heat dissipation are arranged at the unimportant area of the bottom of the display module, thus the water can be prevented from entering into the display device, and the waterproof performance of the display device are enhanced.