43results about How to "Involves reasonable" patented technology

The invention discloses a battery leasing system based on internet of things. A terminal obtains the location of itself and reaches the geographic location, near the location of itself, of a battery leasing device; when a battery is leased, near-field communication is established between the terminal and the battery leasing device, and a leasing signal is sent to the battery leasing device; the battery leasing device receives the leasing signal and conducts identification on user information carried in the leasing signal; after the identification is successful, a battery storage unit for storing batteries is controlled to open; when a user finishes leasing the battery, the terminal reaches the geographic location of the battery leasing device, near-field communication is established between the terminal and the battery leasing device, and a returning signal is sent to the battery leasing device; the battery leasing device receives the returning signal and controls the battery storage unit to open, the terminal user puts the battery into the battery storage unit and closes the battery storage unit, and leasing is finished. According to the scheme, a charging pile or a parking lot is not needed, and the terminal does not need to establish connection with the battery leasing device through Internet.

The invention provides a dustproof testing device of an electronic device product. The device comprises an upper box and a lower box at the lower end of the upper box. A dust inlet is formed in the upper end of the upper box, a screen fixing frame used for holding the product is arranged in the upper box, a dust spray pipe is arranged above the screen fixing frame, the lower end of the lower box is provided with a left dust removal pipeline and a right dust removal pipeline, the left dust removal pipeline and the right dust removal pipeline are provided with valves and dust purging motors, the other end of the left dust removal pipeline is inserted into the upper box and connected with the dust spray pipe, the other end of the right dust removal pipeline is inserted into the upper box and arranged below the screen fixing frame, electric heating layers are arranged on the outer side of part of the left dust removal pipeline and the outer side of part of the right dust removal pipeline, and rock wool anti-scald layers are arranged on the outer sides of the electric heating layers. The device is simple in structure, reasonable in design and convenient to operate and can effectively test the product, and the boxes can be cleaned and dried.

The invention discloses a fruit tree volume-variable spraying system and a spraying volume decision making method. The system comprises a moving cart, a pesticide box installed on the moving cart, several sprayer sets and radars, wherein the sprayer sets and the radars are arranged from top to bottom; the sprayer sets comprise pipelines, electromagnetic valve switches, proportional electromagneticvalves and several sprayers; one ends of the pipelines are communicated with the pesticide box; the electromagnetic valve switches and the proportional electromagnetic valves are arranged on the pipelines; the sprayers are in parallel connection at the other ends of the pipelines from top to bottom; all the sprayers are located on the same vertical line; the radars are located in front of the sprayer sets. The system has the advantages of being precise in spraying, effective and the like.

The invention discloses a cloth automatic pressing ironing mechanism used for clothes production. The cloth automatic pressing ironing mechanism used for clothes production comprises a pedestal and side plates; the side plates are arranged on the two sides of the pedestal; discharge rollers, front pressing rollers, a first installation plate, a second installation plate, back pressing rollers, andfeeding rollers are arranged between the two side plates respectively; a supporting rod is arranged on the pedestal; a working platform is arranged on the supporting rod; the two sides of the first installation plate are provided with gas cylinders; the piston rods of the two gas cylinders are connected with the two sides of a pressing ironing mechanism; a pressing ironing core is arranged in thepressing ironing mechanism; the internal part of the pressing ironing mechanism is provided with pressing ironing holes; when cloth is conveyed to the lower end of the pressing ironing mechanism, thepressing ironing mechanism is used for pressing ironing of cloth; after pressing ironing, cloth is conveyed to the lower end of a gas outlet pipe, cold gas is generated in a cold gas supply device, the cold gas is introduced into a chamber body through a duct, the cold gas in the chamber body is discharged through gas outlet pipes, and is used for cooling the cloth treated through pressing ironing, so that cloth automatic pressing ironing is realized, and working efficiency is increased greatly.

The invention discloses a fiber reinforced thermoplastic plastic composite tube failure analysis method. By simulating possible failure reasons in the process such as actual production, transportation, mounting construction, service and the like, a failure mode of a fiber reinforced thermoplastic plastic composite tube is judged, and according to failure morphology and related explosion data of the fiber reinforced thermoplastic plastic composite tube in short-time water pressure failure testing with damage of different degrees, and performance of the fiber reinforced thermoplastic plastic composite tube under a service environment condition, the failure reasons of the composite tube are judged. The prediction method disclosed by the invention is simple and convenient to implement, the failure reasons of the fiber reinforced thermoplastic plastic composite tube can be rapidly and accurately judged, accident reasons of oil-gas fields can be judged and treated, and similar failure situations can be prevented.

The invention relates to a meal box, and more particularly, relates to a heat preservation meal box. The heat preservation meal box comprises a meal box body and is characterized in that the section of the meal box is of a U shape; the meal box is of a double-layer structure; a water injection port is formed at the top end of the meal box body; an electric heating pipe is arranged in a cavity at the bottom end of the meal box body; the electric heating pipe is connected with a waterproof line and extends out of the outer wall of the meal box body to be connected with a power switch. The heat preservation meal box is reasonable in design and simple in structure; when the heat preservation meal box is in use, firstly, a certain volume of water or other liquid with relatively high specific heat capacity is added from the water injection port, a power supply of the electric heating pipe is turned on, when the heat preservation meal box is heated to a certain temperature, a power supply switch is turned off, the water injection port is plugged by a plug, a meal box cover is covered, and at the moment, meals in the meal box can be subjected to heat preservation for long time.

The invention discloses an energy-saving lawn garbage recycling device. The energy-saving lawn garbage recycling device comprise a base, a push plate and a handle, wherein one side of the base is provided with the push plate, solar cell panels are arranged on the tops of the base and the push plate respectively, the solar cell panels are electrically connected with a storage battery, and the storage battery is installed on the bottom of the base. The handle is arranged on the side, away from the base, of the push plate, supporting legs are installed on the bottom of the base, and the lower ends of the supporting legs are provided with wheels. The two ends of one side of the bottom of the base are provided with a first installation plate and a second installation plate respectively, a motoris installed at the lower end of the first installation plate, and a bearing is installed at the lower end of the second installation plate. A rotary shaft can be driven by the motor to rotate, the rotary shaft rotates to drive a drum to rotate, accordingly, a sweeping plate on the drum is driven to rotate, garbage in a lawn is cleaned away, and the garbage obtained after cleaning enters a garbage box through a tapered feeding hopper under the action of an air pump and collected; besides, the solar cell panels can convert solar energy into electricity energy and stores the electricity energyinto the storage battery, so that electricity is supplied to the motor and the air pump, the design is reasonable, and the energy-saving lawn garbage recycling device is environmentally friendly and practical.

The invention provides a novel lithium ion battery group with a protective device. A lithium ion battery group is comprised. A temperature detection device is arranged on one side of the lithium ion battery group. A voltage detection device is arranged on the other side of the lithium ion battery group. A displacement sensor is arranged on the casing body of the lithium ion battery group. The temperature detection device is connected with a temperature display instrument. The voltage detection device is connected with a battery remaining power display instrument. The battery remaining power display instrument is provided with an alarm device. The alarm device is a voice prompt or a bell. The novel lithium ion battery group provided by the invention has the advantages of simple structure, reasonable design, convenient operation and danger preventing, and the service life of a lithium ion battery is prolonged.

The invention provides a raw material mixing device for the production of hollow bricks, which comprises a feeding screw conveyor, a crushing box, a screening box, a mixing box and a base, the mixingbox is fixedly mounted on the base through a bracket, the crushing box, the screening box and the mixing box are connected from top to bottom, the feeding screw conveyor is mounted between the crushing box and the screening box, a feeding hopper and a circulating feeding inlet are arranged at the top of the crushing box, the circulating feeding inlet is connected with a discharging end of the topof the feeding screw conveyor, a discharging outlet is arranged at the bottom of the crushing box, two crushing rollers parallel to each other are rotatably arranged in the crushing box, the crushingrollers are transversely arranged and are in transmission connection with a crushing motor, the upper end and the lower end of the screening box are respectively provided with a first feeding inlet and a first discharging outlet, the first feeding inlet is connected with the discharging outlet, two screening plates are rotatably arranged in the screening box and longitudinally distributed, and twosidewalls of the screening box are arc-shaped walls.

The invention discloses a plant greenhouse rainer which comprises a sprinkler and an upper pulley arranged on a greenhouse, and a lower pulley fixed to the ground. The upper pulley and the lower pulley are in transmission connection through a sleeve rope, a water inlet communicated with the cavity of the sprinkler is formed on the sprinkler, and a water outlet communicated with the cavity of the sprinkler is arranged below the sprinkler. The plant greenhouse rainer is reasonable in design, aiming at the defects existing in the prior art, after the plant greenhouse rainer is mounted, accumulated snow and dust on the greenhouse can be swept, and sprinkling irrigation can be carried out on plants in the greenhouse. The plant greenhouse rainer is simple in structure, easy to manufacture, low in cost, convenient to use, and suitable for vast rural areas.

The invention provides a safety protection device for a ship, and relates to the technical field of ship design. The safety protection device comprises handrails and cross bars. The handrails are connected through the cross bars. Connection buckles are arranged at the upper portions of the handrails, multiple bayonets are formed in each connection buckle and matched with clips at the upper portion of the corresponding handrail, fixing screw holes are formed in the connection buckles and correspond to fixing screw holes in the cross bars, and the connection buckles are connected with the cross bars through bolts. The safety protection device is simple in structure and reasonable in design, the angle and the height of the guardrail can be adjusted at will, and the application range of the guardrail is widened.

The invention provides a matching and dispensing system for traditional Chinese medicine prescription granules. The matching and dispensing system mainly comprises a material flow device composed of aplurality of material supply groups and a quantitative feeder of the traditional Chinese medicine prescription granules; the system takes the material supply groups as units to form a material flow network; a movable mechanical arm manner is adopted to control a medicine taking box to quantitatively take materials in feeding points in the groups, so that the multi-variety and multi-task cooperative working efficiency is remarkably improved. The material supply groups are connected in series through a sharing intermediate transit point, so that material flow movement between the material supply groups is omitted. The matching and dispensing system for the traditional Chinese medicine prescription granules is reasonably designed, sufficiently considers the characteristic of traditional Chinese medicine prescription dosages and abides by a flow working efficiency optimization principle; materials can be rapidly and accurately dispensed in hundreds of prescription granules according to atraditional Chinese medicine prescription, so that unmanned working of intelligent matching of the traditional Chinese medicine prescription granules is effectively realized.

The invention discloses an austenitic acid-resistant stainless steel pipe. The austenitic acid-resistant stainless steel pipe comprises a steel pipe body. A plurality of antiskid stripes are arranged on the outer surface layer of the steel pipe body. A plurality of inner clamping grooves are formed in the inner surfaces of the two ends of the steel pipe body. The end surfaces of the two ends of the steel pipe body are an outer inclined surface and an inner inclined surface correspondingly. The steel pipe body comprises, by weight, 0.45% of C, 0.7% of Si, 1.8% of Mn, 23% of Cr, 13% of Ni, 1.1% of Nb, 0.01% of S, 0.01% of P, 6% of Ta, 0.3% of Zr and 0.2% of Nb. The austenitic acid-resistant stainless steel pipe is simple in structure, reasonable in design and simple in processing step and has the acid resistance, installation and antiskid operation are convenient, and meanwhile, the hardness is high.

The invention discloses an autonomous book returning device for a library. The autonomous book returning device for the library comprises a bookshelf, supporting beams, supporting plates, sliding railrods, an inputting groove, division plates, division plate inserting grooves, fastening screws, books and a movement part, wherein the bookshelf is formed by welding stainless steel tubes and stainless steel plates; a plurality of horizontal supporting beams are fixed inside the bookshelf; one horizonal supporting plate is fastened on the upper end of each supporting beam through a bolt; and themultiple horizontal sliding rail rods are fixed inside the main body. The autonomous book returning device for the library is reasonable in design and convenient to use, is greatly improved on the basis of original library equipment in combination with the advantages of autonomous return shopping carts in large supermarkets, thereby prompting readers to return borrowed books to original places bythemselves, and greatly reducing the workload of librarians; the design of the adjustable division plates can be adapted to books of different thicknesses, and thus, the scope of application of the autonomous book returning device for the library is enhanced; and the design of hook-shaped bookmarks makes reading more convenient and quicker for readers.

The invention provides an anti-dazzle LED lamp. A lamp body is of a semicircular lampshade structure, LED lamp beads are installed inside the lamp body, a light guide plate is arranged on the inner wall of the lamp body, and a light-transmitting plate is installed at the bottom of the lamp body and is a high-light-transmittance plastic part. A metal cavity shell extends from the top end of the lamp body deep into the lamp body, the portion, inside the lamp body, of the metal cavity shell is made into a V-shaped support, and the included angle of the V-shaped support is 25 degrees. Aluminum substrates are installed on the two side faces of the V-shaped support. Light reflection plates are installed on the aluminum substrates and are light reflection silver bowls for headlamps of a vehicle,and the LED lamp beads are installed on the light reflection plates. Fixing clamping bases are installed on the inner side walls of the portion, extending out of the lamp body, of the metal cavity shell. A power supply of the LED lamp is installed in the fixing clamping bases. Wires of the power supply are connected to the LED lamp beads along an internal cavity of the metal cavity shell. An external power supply wire of the power supply penetrates out of the top end of the metal cavity shell.

The invention discloses a transmission mechanism for a handheld miniature tree transplanting machine. The transmission mechanism comprises a transmission pipe, a transmission shaft and guide rollers; the interior of the transmission pipe is of a rectangular groove body structure, lubricating grease is injected into the transmission pipe, oil seals are arranged at the upper end and the lower end of the transmission pipe correspondingly, and a center through hole is formed in the oil seal at the lower end of the transmission pipe; the transmission shaft is arranged inside the transmission pipe, the upper portion of the transmission shaft is movably arranged in the transmission pipe in a penetrating mode, and the lower portion of the transmission shaft movably penetrates out of the transmission pipe through the center through hole of the oil seal; and the guide rollers are arranged on at least one side of the top end of the transmission shaft and arranged in a rectangular groove body of the transmission pipe. The transmission mechanism for the handheld miniature tree transplanting machine is reasonable in design and good in actual use effect, the service life of the equipment can be effectively prolonged, the stability of the equipment can be effectively improved, and the operation requirements of the tree transplanting machine can be met.

The invention relates to a hopper tipping assembly of a dust collection vehicle. An auxiliary vehicle frame is mounted on a vehicle base of the dust collection vehicle, and the hopper tipping assembly is mounted on the auxiliary vehicle frame; the hopper tipping assembly comprises two hydraulic rods, two bottom beams and a bottom plate; the two bottom beams are symmetrical and arranged in parallel, the upper end faces of the two bottom beams are both inclined faces which face the front end of the dust collection vehicle to incline upwards, and the lower end faces of the two bottom beams are both planes; the rear ends of the two bottom beams are hinged to the rear end of the auxiliary vehicle frame correspondingly; the two hydraulic rods are fixed to the positions, corresponding to the bottom beams, of the auxiliary vehicle frame in a hinged mode correspondingly, and the telescopic ends of the two hydraulic rods are connected with the middles of the corresponding bottom beams correspondingly; the bottom plate is fixed to the upper ends of the two bottom beams; and the two hydraulic rods can drive the two bottom beams through the telescopic ends to synchronously rotate towards the front end of the dust collection vehicle to abut against the auxiliary vehicle frame or rotate towards the rear end of the dust collection vehicle. The hopper tipping assembly of the dust collection vehicle has the advantages that the structure is simple, design is reasonable, and through design of the inclined faces of the bottom beams, under the condition that the gravity center of the whole vehicle is kept to be steady and smooth, effective hopper tipping unloading of materials in a carriage of the dust collection vehicle is facilitated.

The invention relates to an in-vivo drug eluting stent which comprises a frame, the frame comprises a plurality of crossed elastic limbs, every two adjacent elastic limbs have the tendency of deviating from each other, the frame is of a net ring structure, and the net ring is formed by weaving a plurality of elastic limbs into a net in a crossed mode and is an annular barrel shape; balloons whichare connected between the elastic limbs; and a drug eluting part which is embedded outside the frame. The in-vivo drug eluting stent provided by the invention can inhibit the proliferation of smooth muscle cells and reduce the occurrence of restenosis in the stent; capture the endothelial progenitor cells in blood flow, the endothelial progenitor cells at the injured position caused by implantingthe instrument are gathered again to promote endothelial healing, reduce thrombus in the stent and promote endothelial repair.

The invention discloses a multi-passage integral wiring device for a building. The multi-passage integral wiring device comprises a fixed plate, a base and a cover, wherein the fixed plate, the base and the cover are all of plastic structures, a groove and a convex block are respectively arranged at two sides of the fixed plate, the base is arranged at an upper end of the fixed plate, arc connection grooves are formed in two sides of the base, the cover comprises a cover plate and two side plates, the two side plates are connected with two sides of the cover plate, an arc connection block is arranged at one end of each of the two side plates, and the arc connection block sleeves the arc connection groove. A cavity between the base and the cover is partitioned to a plurality of cavities bypartition plates, and installation of various strong and weak wires such as electrical lines, communication lines and network data lines can be facilitated; by matching of an upper semi-circular installation groove and a lower semi-circular installation groove, the wire can be fixed in the cavity; and by matching of the arc connection grooves and the arc connection blocks, disassembly and installation of the cover can be facilitated, so that the wire can be convenient to check and maintain, reasonableness is achieved, and great convenience is provided for installation and maintenance of a building wire.

The invention provides a method for liquid chromatography-mass spectrometry determination of the specific migration amount of 4 aniline-like derivatives; the 4 aniline-like derivatives are specifically derived from plastic food packaging materials and containers and respectively comprise 1,3-benzenedimethylamine, N-(4-hydroxyphenyl)acetamide, 4,4-diamino diphenyl sulfone and 1,3-diphenyl-2-thiourea. Through high performance liquid chromatography-tandem mass spectrometry, the specific migration amount of 4 aniline-like derivatives of 1,3-benzenedimethylamine, N-(4-hydroxyphenyl)acetamide, 4,4-diamino diphenyl sulfone and 1,3-diphenyl-2-thiourea can be efficiently, simply and rapidly determined, chromatographic separation and linear relationship are good, the recovery rate and the accuracy are high, and the quantity limitation requirements of European Union regulations are fully satisfied. The method is reasonable, has sensitive, accurate, rapid and convenient characteristics, and solves the problems of detection of the specific migration amount of the 4 harmful aniline-like derivatives in the plastic food packaging materials and containers.

The invention discloses a liquid nitrogen cryogenic grinding and low-temperature nitrogen recycling integrated device. The liquid nitrogen cryogenic grinding and low-temperature nitrogen recycling integrated device comprises a liquid nitrogen storage tank, a liquid nitrogen control conveying mechanism, a heat exchange tank body mechanism and a cryogenic grinding mechanism. According to the liquidnitrogen cryogenic grinding and low-temperature nitrogen recycling integrated device, liquid nitrogen in a tank body A is conveyed to the cryogenic grinding mechanism between the liquid nitrogen control conveying mechanism and the heat exchange tank body mechanism through the liquid nitrogen control conveying mechanism, the liquid nitrogen absorbs heat of plastic particles in the cryogenic grinding mechanism after passing through the cryogenic grinding mechanism and then is changed into a gas state from a liquid state, low-temperature nitrogen is formed, the low-temperature nitrogen enters a tank body B to exchange heat with water, then the temperature is increased, and finally the nitrogen with the high temperature is discharged. The liquid nitrogen cryogenic grinding and low-temperaturenitrogen recycling integrated device is reasonable in design, the flow of the liquid nitrogen is controlled, the product quality is improved, meanwhile, a low-temperature source of the generated low-temperature nitrogen is reused, and energy consumption is effectively reduced.

The invention discloses a special receiving apparatus for a ball valve blanking and discharging kneader. The apparatus comprises a support frame, a receiving box, a conveying tube, conveying devices and a material collecting box. The top of the support frame is in welded connection with the top of the funnel-shaped receiving box, and the cylindrical conveying tube is arranged between the receiving box and the material collecting box. One end of the conveying tube is in welded connection with the bottom of the receiving box, the other end of the conveying tube is in welded connection with the upper portion of any side surface of the material collecting box, and the conveying devices are arranged in the conveying tube and on the receiving box. The apparatus solves the problem of manual material receiving inconvenience of the ball valve blanking and discharging kneader and reduces the labor intensity of workers, the design of a certain angle is beneficial to the material collection, and the arrangement of pulleys at the bottom of the support frame and the bottom of the material collecting box is convenient for the daily maintenance and unkeeping of the apparatus.

The invention relates to an L-shaped template pressed by a holder of an inner tube splicer. The L-shaped template is formed by connecting a parent iron sheet and a rubber block, and the rubber block is a template rubber buffer layer; the four L-shaped templates are mounted on the inner tube splicer, hold an inner tube barrel and butt-extrude the inner tube barrel; an inclined plane is arranged on the parent iron sheet, and the rubber block is in contact with the inclined plane; and inclined planes on the two L-shaped templates on the upper side are inclined upwards, and inclined planes on the two L-shaped templates on the lower side are inclined downwards. The inner tube splicer of the L-shaped templates is adopted, butt-extrusion of the inner tube barrel is realized, and meanwhile, the joint part of the inner tube barrel is thickened, so that the joint strength of the inflatable inner tube is greatly improved, the three-pack air leakage reject ratio of the joint part of the inner tube in use is greatly reduced, and the use safety performance of the inner tube is improved.

The invention discloses a liquid nitrogen cryogenic pulverization and low temperature nitrogen recycling integrated equipment, which includes a liquid nitrogen storage tank, a liquid nitrogen control and conveying mechanism, a heat exchange tank mechanism, a cryogenic pulverization mechanism, and a liquid nitrogen cryogenic pulverization and low temperature nitrogen recovery. Using the integrated equipment, the liquid nitrogen inside the tank A is transported to the cryogenic pulverizing mechanism between the liquid nitrogen control and conveying mechanism and the heat exchange tank mechanism through the liquid nitrogen control and conveying mechanism. The heat of the plastic particles inside the cold crushing mechanism changes from liquid to gas, forming low-temperature nitrogen. The low-temperature nitrogen enters the tank body B and exchanges heat with water, and then the temperature rises, and finally the nitrogen with higher temperature is discharged. The invention relates to Reasonable, control the flow of liquid nitrogen, improve the quality of the product, and at the same time reuse the low-temperature source of the generated low-temperature nitrogen to effectively reduce energy consumption.

The invention discloses an assembled goods shelf. The assembled goods shelf comprises four supporting legs and a plurality of layers of laminates; a first outer bending groove and a second outer bending groove are formed in each supporting leg; a plurality of groups of waist-shaped holes are correspondingly formed in the first outer bending groove and the second outer bending groove of each supporting leg. The side edges of the four corners of the laminates are fixed to the four supporting legs through bolts and waist-shaped holes in a matched mode, a plurality of reinforcing supporting piecesare arranged on the lower surfaces of the laminates, an upper cover is arranged at the upper end of each supporting leg, a bearing footstand is arranged at the lower end of each supporting leg, and afootstand adjusting piece is arranged on each bearing footstand. The assembled goods shelf is simple in structure and reasonable in design, the supporting legs of the goods shelf can be finely adjusted to adapt to the uneven ground, and the distance between the two laminates can be adjusted to adapt to different products.

The invention discloses a steel plate supporting bracket. The structure of the bracket includes two upper jacking rods, two lower jacking rods, a front jacking rod and a rear jacking rod; the front jacking rod and the rear jacking rod are respectively arranged on the left and right ends of the upper and lower jacking rods; the two sides of the rear jacking rod are respectively provided with connecting bolts; the upper part of the front jacking rod is provided with a supporting sleeve; and the two sides of the supporting sleeve are respectively provided with rolling rods. The bracket is simplein structure and large in bearing capability, and can be used for the support of rear steel plates.

The invention relates to a mixing device and in particular relates to a medicinal material mixing device with discharging convenience. The medicinal material mixing device comprises a fixed bottom plate, a box body, a drum, a drum rotating shaft and a driving motor, and is characterized in that a bracket is fixedly arranged at the left end of the fixed bottom plate; the box body of which the upperand lower ends are opened is arranged on the top of the bracket; the drum is rotationally arranged in the box body; a movable flip cover is arranged at one end of the drum by virtue of hinge turning;the movable flip cover is locked by a flange joint; the drum rotating shaft penetrates through the axis of the drum; a plurality of stirring blades are arranged on the drum rotating shaft in the drum; one end of the drum rotating shaft penetrates through one side of the box body and is connected with the driving motor fixed on a driving motor engine base by virtue of a power transfer device; a conical receiving hopper is connected to the lower end of the box body and communicated with the box body; and the conical receiving hopper is arranged in a space encircled by four supporting columns.