209results about How to "Suitable for outdoor use" patented technology

A lighting system is provided whereby long operating life can be reasonably ensured by taking into account requirements of the application, characteristics of the LEDs, characteristics of the fixture containing said LEDs, the desired number of operating hours, and—via developed relationships—taking an iterative approach to supplying power to the LEDs. Through the envisioned compensation methodology and effective luminaire design, a relatively constant light level can be assured for a predetermined number of operating hours (possibly longer); this is true even if operating conditions change, known behavior of LEDs proves untrue over untested period of time, or some other condition occurs which would otherwise cause end-of-life prematurely and prevent the system from meeting the desired number of operating hours.

A “closed / sealed” portable brewing system with a housing, a cover, and a filter, in which the housing has an opening with external threads having a first axis of rotation, the cover has internal threads with a second axis of rotation opposite from the first axis of rotation, and the filter is fixedly attached between the cover and the opening of the housing.

A cholester-phase reflection-type stereo LCD is composed of levorotary and dextrorotary cholester-phase LCDs, in which at least one pair of LCDs has opposite spiral structurcs. Its advantages includehigh definision, high resistance to moisture environment, low cost and power consumption, and high duty ratio.

A liquid crystal display device which includes a pair of substrates, a pixel including a liquid crystal element between the pair of substrates, a lighting portion provided on the outer side of the pair of substrates, a first polarizing member between the pair of substrates and the lighting portion, a reflective member provided outside the lightning portion, a second polarizing member on a side opposite to the first polarizing member with the pair of substrates provided therebetween, and a first optical sensor and a second optical sensor. The first optical sensor has a function of detecting illuminance of external light, and the second optical sensor has a function of detecting a color tone of polarized light emitted from the pixel portion. The lightning portion can emits light having a predetermined wavelength depending on the color tone of the pixel portion which is detected by the second optical sensor.

The invention relates to a quantitative analysis method of solution chromogenic reaction and a detector thereof. According to the invention, by utilizing the photopermeability characteristics of a solution generated by reaction between chromogenic substances and a chromogenic agent, and utilizing a calculation module designed according to color space concept, the three primary colors including red, green and blue which are shown by transmission light are converted into measurement points shown by performance numbers including lightness, green-red and blue-yellow, the hue and target color difference of the solution are calculated, a standard curve of hue, target color difference and concentration of chromogenic substances is fitted by a polynomial expression, and the concentration of a practical sample is calculated by an interpolation method. According to the principle, the designed detector consists of an upper computer and a lower computer which are connected by a communication data line (16), and comprises a lower computer circuit (5), a sample cell (2), an LED light source (14), an upper computer circuit (18), a color collecting system, a data acquisition and processing system, an operation system and working procedures. The detector is simple in structure, is convenient and rapid to operate, is accurate in result, and can be widely applied to the quantitative detection of the solution chromogenic reaction.

The present invention relates to a light emitting device assembly. Such a LED assembly comprises a plurality of lamp-type light emitting devices, each of said lamp-type light emitting devices having a light output side and side walls. The plurality of lamp-type light emitting devices are directly or indirectly connected to each other via said side walls. The latter allows to obtain a compact LED assembly with high brightness.

A small-sized base station employed in a mobile communication system is disclosed. To this end, the small-sized base station in a mobile communication system, according to one embodiment of the present invention, is a base station device in a mobile communication system comprising: a case which has the shape of a polyhedron and is hollow inside; a housing accommodated inside the case and having the same polyhedron shape as the case; and at least one board which is positioned between the case and the housing.

The invention discloses an LED light embedded art glass and a manufacture method for the art glass. The invention comprises a base layer, a middle layer and a covering layer. The base layer is a conductive glass and the conductive glass is provided with a conductive line and a power interface. An LED illuminant is arranged in the conductive line and is arranged according to the pattern and effect needed displaying. The middle layer is a PVB film arranged between the base layer and the covering layer. The base layer, the middle layer and the covering layer are agglutinated through the treatment of a high-pressure autoclave. The invention has the advantages of anti-explosion, endurance, attractive appearance, etc., and has a broad market prospect.

The invention discloses a socket capable of preventing electricity stealing and relates to the technical field of sockets. The socket capable of preventing electricity stealing comprises an upper cover and a socket body. The upper cover and the socket body are connected through a connecting part. The upper cover and the socket body are provided with mechanisms which are matched with each other and used for being assembled to be a lock for locking the upper cover and the socket body respectively. After the upper cover and the socket body are locked, the function of sealing the jacks of the socket is achieved. The socket capable of preventing electricity stealing is convenient to mount and use, can achieve the purpose of preventing electricity stealing effectively, can prevent water from entering the socket, and is suitable for being used outdoors; the upper cover is provided with notches, and therefore electricity taking and electricity stealing prevention can be achieved at the same time. According to the socket capable of preventing electricity stealing, the high cost for mounting a charging pile and the complex mounting conditions of the charging pile can be avoided, and the waiting time for using a public charging pile is eliminated, or the trouble for vehicle picking up can also be avoided.

The invention relates to a preparation method of a continuous fiber reinforced nylon composite material. The method comprises the following steps: preparing nylon powder; mixing an antioxidant, an ultraviolet absorber and a lubricating agent with the nylon powder according to a proportion; drafting a fiber cloth roll with a guide roller, preheating the drafted fiber cloth roll, then enabling the fiber cloth roll to enter a powder measuring feeder, and continuously and evenly spreading the powder onto the fiber cloth according to a proportion by means of the powder measuring feeder; compactingthe fiber cloth by using the guide roller, enabling the compacted fiber cloth to enter a heating box, cooling and calendaring the fiber cloth, curing, cooling in the air, and winding to obtain the composite material. According to the preparation method, continuous carbon fibers, aramid fibers, glass fibers and composite woven fabric thereof are used as framework materials, and nylon resin is usedas a binder; the composite material prepared by continuously melting and impregnating the nylon resin powder and adopting a fiber coating process has the characteristics of being high in strength andmodulus, resistant to high and low temperature, and weatherproof.

A crib frame includes a lower chassis, an upper chassis, a connecting chassis that connects the lower chassis and upper chassis, and a driving mechanism. The connecting chassis includes a first supporting chassis and a second supporting chassis. The driving mechanism includes an electric motor and an actuator. The first supporting chassis and the second supporting chassis are connected in an “X” shape. One end of the actuator is connected to the first supporting chassis and the other end is connected to the bottom chassis and arranged to control the height of the upper chassis relative to the lower chassis.

A battery powered portable illumination device especially suitable for camping use is disclosed having three modes of use. The first mode is with left and right light units positioned back to back shining in opposite directions defining a closed position. The second mode uses a hinge to allow the light units to be rotated about the hinge until the left and right light units are pointed in the same direction defining an open position. A hook is provided for suspending the lamp on a support when it is in this open position. The third mode is an auxiliary illumination assembly or flashlight that is stored in and removable from the interior of the lamp and can be used independently of the left and right light units. The light units typically are LEDs.

The invention relates to the field of macromolecule composite materials, in particular to a transparent weather-proof halogen-free flame retardant PC / PETG alloy material and a preparation method thereof. The material is prepared from, by weight, 230-805 parts of siloxane copolymer PC resin, 100-300 parts of arylation block copolycarbonate, 50-300 parts of PETG, 10-50 parts of a flexibilizer, 30-100 parts of a halogen-free flame retardant and 5-20 parts of an assistant. The PC / PETG alloy material with good weather-proof performance, good halogen-free flame retardant performance and good low temperature performance is provided, by adding a phosphorus-silicon mixed flame retardant, the antiflaming cooperation effect is significant, and the mechanical performance can keep optimum balance; on the premise of not adding an ultraviolet additive, the material has excellent weather-proof performance and can be used outdoors; on the premise of not influencing the light transmittance rate of the halogen-free flame retardant PC / PETG alloy material, the material is toughened, and it is ensured that the material has good impacting performance.

The invention relates to latex-type waterborne pigment oil ink for the inkjet printing of a non-absorbed substrate, which is prepared from the following components in percentage by weight: 1-15 percent of pigment dispersant, 0.01-2.0 percent of surface active agent, 10-40 percent of water-soluble co-solvent, 0.1-30 percent of water-based polymer emulsion and the balance of deionized water. The preparation method comprises the following steps of: stirring and mixing the surface active agent, the water-soluble co-solvent and the deionized water under a normal temperature; then, slowly adding the waterborne polymer emulsion, continuously stirring; and finally, adding the pigment dispersant, fully mixing the contents to form an even dispersing system and filtering the even dispersing system to obtain latex-type waterborne pigment oil ink. The latex-type waterborne pigment oil ink for the inkjet printing has wide range of suitable substrates, is environment-friendly in the oil ink preparation process and the printing process and has good printing smoothness and high accuracy; and printed images on the non-absorbed substrate have excellent resistance to rubbing, scraping, sunshine and water and are suitable for outdoor use.

A lighting system is provided whereby long operating life can be reasonably ensured by taking into account requirements of the application, characteristics of the LEDs, characteristics of the fixture containing said LEDs, the desired number of operating hours, and—via developed relationships—taking an iterative approach to supplying power to the LEDs. Through the envisioned compensation methodology and effective luminaire design, a relatively constant light level can be assured for a predetermined number of operating hours (possibly longer); this is true even if operating conditions change, known behavior of LEDs proves untrue over untested period of time, or some other condition occurs which would otherwise cause end-of-life prematurely and prevent the system from meeting the desired number of operating hours.

The invention relates to an H-type vertical-axis wind turbine blade attack angle change controlling system used under medium-speed and low-speed conditions. The system comprises wind pressure sensors, supporting rods, a wind wheel spindle, blades, a collecting ring, electric pushing rods, a variable-frequency motor, blade installation hoops, a controller and a relay, wherein the five supporting rods are evenly distributed on the circumference of the wind wheel spindle, one blade is connected to each supporting rod and is connected with the supporting rod through the corresponding blade installation hoop, one wind pressure sensor is installed on each supporting rod to detect the position of a wind wheel by sensing wind pressure, one electric pushing rod is installed between each blade installation hoop and the supporting rod corresponding to the blade which is located behind the blade installation hoop and adjacent to the blade installation hoop so that the electric pushing rod can push the blade installation hoop to rotate around the fulcrum of the supporting rod by a certain angle according to a blade position signal detected by the corresponding wind pressure sensor, and then the attack angle of each blade can be adjusted. The system is simple in structure, light, convenient to install and maintain, and high in stability.

The invention relates to a sachet, specifically to a mosquito-expelling sachet. The mosquito-expelling sachet comprises a sachet and a mosquito-expelling bag arranged inside the sachet. The mosquito-expelling sachet is characterized in that the mosquito-expelling bag comprises wormwood, night willow herb, tomato branches and leaves, chamomile, lavender and geranium. The manufacturing method for the mosquito-expelling sachet comprises the following steps: subjecting the above-mentioned medicinal materials to air drying, then carrying out chopping, sieving the chopped materials with a 3-to-8-mesh sieve, then putting the sieved materials into the mosquito-expelling bag, and finally putting the mosquito-expelling bag into the sachet. The mosquito-expelling sachet provided by the invention has the following advantages: the mosquito-expelling bag is put into the sachet and is convenient to carry and replace; when the mosquito-expelling effect of the mosquito-expelling bag is not good, the mosquito-expelling bag can be taken out and the mosquito-expelling medicinal materials therein can be replaced; the sachet is easy to carry and is suitable for outdoor use; the mosquito-expelling medicinal materials in the mosquito-expelling bag are natural and is free of any side effects; and the mosquito-expelling bag can be often replaced, so the mosquito-expelling effect can be improved.

The invention discloses a self-repairing coating composition. The self-repairing coating composition comprises the following components in parts by weight: 100 parts of fluorocarbon resin, 10-30 partsof a polycarbonate diol, and 10-30 parts of an isocyanate curing agent; the fluorocarbon resin has a number average molecular weight of 1000-50,000, a glass transition temperature of -20 to 50 DEG C,a hydroxyl value of 30-100mgKOH / g and an acid value of 1-10mgKOH / g; and the polycarbonate diol is obtained by performing an interesterification condensation reaction on a diester carbonate and a diolwith a main chain carbon number of more than 2, and the polycarbonate diol has a number average molecular weight of 200-2000. The invention also discloses a self-repairing coating layer obtained by coating a substrate with a solution prepared from the coating composition, a protective film containing the coating layer and an application of the protective film. The self-repairing coating composition provided by the invention has excellent weather resistance and stable self-repairing properties, and is particularly suitable for long-term outdoor use.

The invention discloses power equipment drilling equipment for the power field, and relates to the technical field of power equipment. The power equipment drilling equipment comprises a shell and an electric drill, wherein a limiting groove is formed in the inner wall of the shell; a sliding block is slidably connected to the inner wall of the limiting groove; a first electric push rod is fixedlyconnected to the bottom surface of the sliding block; a connecting column is fixedly connected to the bottom surface of the first electric push rod; the bottom surface of the connecting column is fixedly connected to the upper surface of the electric drill; and a second electric push rod is fixedly connected to the inner wall of the shell. By means of mutual cooperation of the structures, the power equipment drilling equipment has the effects that the power equipment drilling equipment is simple in structure and suitable for outdoor use; a to-be-drilled area can be accurately positioned; the accuracy is guaranteed; during drilling, the equipment can be sealed , and a plate is clamped; scrap iron is prevented from splashing all around, and is automatically collected and treated in a centralized mode; and the problems that a traditional drilling device is inaccurate in positioning, the scrap iron is prone to splashing, and the environment is polluted are solved.

The invention discloses water-based acrylic polyurethane amino baking pearlescent paint and a preparation method thereof. The water-based acrylic polyurethane amino baking pearlescent paint is prepared from the following components including hydroxyl acrylic dispersion, water-based amino resin, a pH regulator, a cosolvent, a closed isocyanate curing agent, pearl powder, a defoaming agent, a dispersing agent, a wetting agent, water, a pearl powder directional arrangement agent and a thickening agent, wherein the closed isocyanate curing agent contains aliphatic chain segments, isocyanurate rings and aromatic ring groups. The invention also discloses a preparation method of the water-based pearlescent paint. The water-based pearlescent paint disclosed by the invention has low VOC content, excellent environmental protection performance, high paint film crosslinking density, full paint film, high glossiness, high hardness, good mechanical property and excellent adhesive force. The water-based pearlescent paint has the advantages of good directional arrangement effect of the pearlescent powder and excellent pearlescent effect and is suitable for mechanical equipment. Meanwhile, due to the single component, the construction is convenient, the performance is stable, and the application prospect is wide.

The invention relates to an anti-termite-type wood plastic composite material and a preparation process therefor. The composite material comprises, by weight, 20-40 parts of plastic particles, 40-50 parts of plant fiber, 10-15 parts of compatilizers, 10-20 parts of masterbatches, 1-3 parts of lubricants, 5-10 parts of filling materials, 2-5 parts of pigments and 2-5 parts of functional auxiliaries. The preparation process comprises steps of the masterbatch preparation process and composite material preparation process. The anti-termite-type wood plastic composite material has advantages of inorganic and organic anti-termite agents, maintains the activity of anti-termite agents during the processing and usage of the wood plastic, thus the wood plastic composite material not only has anti-termite functions, but also has certain killing effects on termites, and the anti-termite effects last long. The problem of destruction of mechanical properties of products from inorganic anti-termite agents after addition of anti-termite agents is solved, and the wood plastic composite material has certain toughness intensity and anti-termite performances.

The invention discloses a waterproof junction box with simple structure, convenient assembly and installation and high installation efficiency, comprising a base (1), an upper cover (2), a wire stabbing sheet (3) and a waterproof rubber mat (4), wherein the base (1) is provided with a wire containing groove (10) and a first insertion part (11) along a length direction, the wire containing groove (10) is internally provided with a wire stabbing sheet clamping groove (13), and the outer side of the wire stabbing sheet clamping groove (13) is provided with a waterproof rubber mat groove (14); thebottom of the base (1) is provided with a lamp power wire hole (18); the upper cover (2) is provided with a second insertion part (21) and a wire pressing part (23), and the first insertion part (11)and the second insertion part (21) are inserted in a matching way; the wire stabbing sheet (3) is provided with a wire stabbing part (32), the end heads of a lead wire of a lamp power wire (81) are respectively fixedly and electrically connected with the wire stabbing sheet (3), the wire stabbing sheet (3) is inserted into the wire stabbing sheet clamping groove (13) and respectively electricallyconnected with the main power wire (80) after being stabbed into lead wires of a main power wire (80) through the wire stabbing part (32).

The invention discloses a light ageing resistant low-cost renewable polyvinyl chloride (PVC) foamed composite material and a preparation method thereof. The light ageing resistant low-cost renewable PVC foamed composite material is a foamed material prepared by compositely processing a macromolecular substance and other materials. The light ageing resistant low-cost renewable PVC foamed composite material is characterized by being prepared from the following raw materials in part by mass: 100 parts of PVC, 4 to 10 parts of foaming stabilizer, 0.5 to 2 parts of foaming agent, 0.4 to 1.0 part of auxiliary foaming agent, 0.05 to 0.2 part of foaming agent aid, 5 to 10 parts of processing aid, 0.5 to 2.5 parts of lubricant, 0.5 to 1.0 part of light stabilizer, 0.5 to 1.0 part of auxiliary light stabilizer and 30 to 50 parts of activated wood meal, bamboo flour or rice husk. The light ageing resistant low-cost renewable PVC foamed composite material is suitable for outdoors, has excellent mechanical properties, is added with a great amount of wood meal and the like, and can be recycled; and the preparation method for the recyclable light ageing resistant low-cost renewable PVC foamed composite material has the advantages of small equipment investment, simple manufacturing process, and low production cost.

The invention relates to ink-jet ink and particularly relates to weak-solvent ink-jet ink for an industrial piezoelectric jetting head and a preparation method thereof. The weak-solvent ink-jet ink contains the following ingredients in percentage by weight: 1-5% of organic pigment, 1-5% of humectant, 1-10% of macromolecular polymer resin, 1-10% of quick drying agent, 1-10% of solvency promotor, 0.1-2% of wetting agent, 0.1-40% of dispersing agent, 0.01-2% of performance modifier and the balance of environmental-friendly weak solvent. The preparation method of the weak-solvent ink-jet ink for the industrial piezoelectric jetting head comprises the steps of preparing color paste and preparing a finished product. According to the weak-solvent ink-jet ink for the industrial piezoelectric jetting head, the weak-solvent ink-jet ink is environmental-friendly and is harmless to human bodies, the particle diameter can reach a nanoscale, the smoothness performance is excellent, and jetting holes of a printer can not be blocked; the preparation method of the ink is simple, is relatively low in cost and is applicable to batch production, and no difference exists among batches.

The invention discloses a solar electric vehicle charging controller. The solar electric vehicle charging controller comprises a shell and a circuit board installed in the shell; a control circuit is arranged on the circuit board; the control circuit comprises an input module circuit, an input voltage sampling circuit, an input current sampling circuit, a boosted main circuit, a MCU main control chip, a MCU peripheral circuit, a digital-analogue conversion circuit, a pulse width modulator driving circuit, an output voltage sampling circuit and an output module circuit. The charging controller provided by the invention can automatically identify the voltage grades of storage battery sets, and automatically output reasonable storage battery filling protection voltage according to different voltage grades of the storage battery sets; therefore, use operation of users is effectively simplified and convenient; simultaneously, the problem that a solar panel on an electric vehicle is easily interfered by a shadow can be avoided; the power generation efficiency of the solar cell panel is increased; waste of energy is avoided; and thus, the voltage of the storage battery can be acquired and identified when the storage battery is effectively filled fully and the output module circuit is closed.

The invention discloses a single-component polyurea coating and a preparation method thereof. The single-component polyurea coating is prepared from liquefied MDI, polyether polyol, polyester polyol,pigment filler, an amine chain extender and a latent curing agent. Compared with the prior art, according to the technical scheme provided by the invention, a proper amount of latent curing agent is added into the preparation components; the latent curing agent preferentially reacts with water to generate alkylol amine or primary amine, the produced amine reacts with isocyanate, and CO2 is not generated, so that pores and bubbles are not generated on a coating film, the bonding strength with concrete or a cement base material is high; meanwhile, the mechanical property of the coating film is more excellent.

<heading lvl="0">Abstract of Disclosure< / heading> A locker. The locker comprises a first side wall having an interlocking portion, a second side wall having a first interlocking portion engaging the interlocking portion of the first side wall and a second interlocking portion, and a third side wall having an interlocking portion engaging the second interlocking portion of the second side wall. A coin receptacle, coin receptacle locking mechanism, a shelf and a door for the locker are also disclosed. A method of manufacturing a locker is also provided. The method comprises cutting a first wall from a first material to a desired length, cutting a second wall from the first material to the desired length, cutting a third wall to the desired length, and slidingly engaging the first, second and third walls. A method for limiting access to a locking mechanism is also provided, which comprises positioning the locking mechanism adjacent an inward facing surface and fastening the locking mechanism to the locker.

A process for the preparation of powder coatings with a controlled surface appearance comprises the steps of applying a powder coating composition onto the substrate surface comprising 1 to 95 wt% of at least one hydrophobic agent, irradiating the applied powder coating composition with high energy radiation having a UV dose in a range of 100 to 5000 mJ / cm 2 under near-ambient temperature, fusing, melting and flowing out the particles of the powder coating composition by increased temperature to a molten coating, and curing the molten coating; the process according to the invention makes it possible to provide coatings with a controlled surface appearance as well as to provide coatings having a high mechanical and outdoor stability without a change in formulation of the powder coating composition.

A sliding walking bike and its drive system comprise of a frame, steer, immobile block mechanism, two driving shaft lever and two drive chains; this immobile block has a rotating part connected to the frame through a pivot, a traction component circling around the rotating part with its both ends connect to two pedals of the frame, and two driving shaft lever whose both ends has gears that connected with drive shaft lever through a ratchet, and which is equipped at the front and rear ends of the frame respectively; two drive chains mate with gears at both ends of two drive shaft lever to drive separately for the juncture of the frame and two pedals.

The invention relates to a pedal type water pump which is characterized by comprising a pedal pressing plate, wherein the tail end of the pedal pressing plate is connected with a piston; the piston is positioned in a water pumping cylinder and tightly abutted with the inner wall of the water pumping cylinder; the other side of the piston is connected with a compression spring; a water inlet and a water outlet are respectively arranged on the water pumping cylinder; an inward one-way valve is arranged on the water inlet; an outward one-way valve is arranged on the water outlet; and a water inlet pipe and a water outlet pipe are respectively connected with the outside of the water inlet and the water outlet. When the pedal pressing plate of the pedal type water pump of the invention is stepped down, water in the water pumping cylinder can be pressed out, and the piston is ejected by the elasticity of the compression spring and the water can be pumped when the feet are moved away. Also, the pedal pressing plate can be pulled to improve the water pumping rate. The invention has simple use, can be used in places without a power supply, saves electricity and energy, and is suitable for outdoor use.