62results about How to "Won't float" patented technology

The invention relates to a floating type underwater bait casting device inside a net cage, and belongs to the field of bait casting devices. The bait casting device comprises a charging bin. The charging bin is connected to a bait casting pipeline through a main pipeline. A discharging hole for discharging bait is formed in the bait casting pipeline. The bait casting pipeline is annular. A material mixing bin is arranged between the main pipeline and the bait casting pipeline. The material mixing bin is connected with the bait casting pipeline through a branch pipeline. An immersible pump A is connected to the main pipeline through a pipeline. The material mixing bin is connected with an immersible pump B through a pipeline. A floating object is fixedly arranged on the main pipeline. The bait casting is large in range and uniform, extrusion, friction and fight during fish forage can be avoided, and the phenomenon that seabirds scramble for bait can be avoided by means of underwater bait casting.

The invention discloses a battery box applicable to a micro-gravity environment. The battery box comprises a box body and a box cover, wherein the box body comprises a body with a groove in one end, an open groove is formed in the other end and sealed and covered by a hinge cover plate with a hole, and a hinge pin groove is formed in the bottom of the open groove; the box cover is arranged above the box body, a connecting part is arranged at one end of the box cover, the box cover is hinged with the box body through the connecting part, a perpendicularly bulging baffle is arranged at the otherend of the box cover, and the box cover is driven to move in the length direction of the box cover and can drive a hinge pin to perform reciprocating motion in the hinge pin groove, so that a secondconnecting part is restrained by the hinge cover plate and pressed on the box body and then locked by a locking and unlocking component, or the second connecting part is free from constraint by the hinge cover plate, the connecting part can rotate around the hinge pin, and the box cover is opened. According to the battery box, drifting of a battery in the battery box due to misoperation in the micro-gravity environment can be prevented through optimization design of a hinge and the box cover connecting part, rapid locking is realized, and battery replacement operation in the micro-gravity environment is facilitated.

Disclosed is an acrylic adhesive that features superior durability and light leakage prevention, even under harsh ambient use conditions. Said acrylic adhesive contains constituents (A) through (C): (A) an acrylic polymer obtained by copolymerizing the following monomers: (a-1) a (meth)acrylic acid ester, (a-2) a monomer containing an aromatic ring, and (a-3) a monomer containing a functional group, wherein the content of the monomer (a-2) is 3-50% by mass with respect to the total quantity of the monomers (a-1) and (a-2), (B) a polyfunctional isocyanate compound (C) an aromatic ring-containing spacer compound with an isocyanate group-reactive functional group, wherein the equivalence ratio of the isocyanate group-reactive functional groups in constituent (C) with respect to the isocyanate groups in constituent (B) is 0.01-0.60, and the photoelastic coefficient of the adhesive layer formed thereby is not less than 100 10-12 m2/N and not more than 1000 10-12 m2/N.

The invention discloses a sand core set for casting an integrated composite cylinder cover. The sand core set comprises a temporary sand core set, a cylinder hole water jacket sand mold, a combined sand mold, a cover disc sand mold and a pouring sand mold; the temporary sand core set is formed by assembling an integral chassis sand mold, a front sand mold, a back sand mold, a right sand mold, a cam tappet sand mold and a left sand mold; the integral chassis sand mold is integrated with a cylinder hole molding part of a cylinder hole; a gap between the cylinder hole water jacket sand mold and the cylinder hole molding part of the cylinder hole is adjustable; the pouring sand mold includes a straight sprue, a main cross gate, two branch cross gates and multiple L-shaped ingates; the lower section part of the straight sprue is formed in the front sand mold, and the upper section part of the straight sprue is provided by the pouring sand mold; the main cross gate is formed in the front end of the integral chassis sand mold; and the two branch cross gates and the multiple L-shaped ingates are respectively formed in the left sand mold and the right sand mold. The sand core set is used for successfully casting the integrated composite cylinder cover with high part complexity.

The invention relates to a novel offshore fishing device, and belongs to the field of offshore fishing devices. The novel offshore fishing device comprises a hull, hanging arms, a fish net, capstans, fixed pulleys, halyards, a jack stay, a net drawing rope, hoops, a fishing containing net, falling blocks, a contracting opening, a fishing net, hanging rings and a net cover. The fish net is formed by sleeving of the fishing net and the fish containing net, the hoops are arranged on an inlet and an outlet of the fishing net, the outlet of the fishing net is the contracting opening, the inlet of the fishing net is provided with the net cover, an opening of the net cover is bound on the jack stay by the net drawing rope, the hanging rings are welded on the left and right sides of the hoop at the inlet end of the fishing net, the fish net is hung on the hanging arms through the halyards, the top and the tail of each hanging arm are provided with one fixed pulley and one capstan respectively, each halyard is wound on the corresponding fixed pulley to be coiled on the corresponding capstan, and falling blocks are annularly mounted on the periphery of the fish containing net with tail expanded by the corresponding hoop. Therefore, by the device, the problems that a large number of fishes escape from the opening of the fish net when a common fish net is drawn, net drawing completely depends on manpower to cause waste on time and labor and catchable depth adjusting range is limited are solved.

The invention provides a curled flexible display device and terminal equipment. The curled flexible display device comprises a flexible screen; two curling mechanisms, wherein the two ends of the flexible screen are wound in the two curling mechanisms respectively; a supporting mechanism which comprises a first supporting piece, a second supporting piece and a third supporting piece, wherein one end of the second supporting piece and one end of the third supporting piece are respectively fixed on one curling mechanism, and the second supporting piece and the third supporting piece are respectively embedded in the first supporting piece; and a transmission mechanism which is fixed on the supporting mechanism and can drive the second supporting piece and the third supporting piece to synchronously do telescopic motion in opposite directions in the first supporting piece. The curled flexible display device and the terminal equipment have two display states and are large in display area.

The invention relates to a brewing method of full-wheat-malt turbid beer. The turbid wheat beer is prepared from full wheat malt for the first time; the full-wheat-malt turbid beer, which is completely prepared from the wheat malt, is prepared by adding coarse bran which is more than 20 meshes in grain size as a filtering medium in a full-wheat-malt turbid beer brewing process; and the full-wheat-malt turbid beer is prepared by virtue of such steps as conducting crushing, conducting saccharifying, conducting filtering by virtue of a filtering tank, adding hops, conducting boiling, conducting cooling and filling oxygen, inoculating a wheat beer yeast, conducting temperature-controlled fermentation and the like; the full-wheat-malt turbid beer, which is brewed with the application of the method, is simple in filtering operation, mash can be completely filtered in one time, and the obtained wheat beer is pure in taste and coordinated in liquor body. The brewing method, which is free from additional filtering equipment in a brewing process, is low in raw material cost and low in power consumption. The obtained beer product is turbid in liquor body, lightly yellow, delicate and rich in foam, strong in foam retention, intense in fragrance and obvious in fermentation and bread aroma.

The invention discloses a method for treating washing wastewater of coal chemical industry. The method comprises the following steps: firstly, carrying out partial removal on tar, suspended impuritiesand other macromolecular substances in the wastewater through a magnetic flocculation precipitation strengthening flocculation effect, then carrying out ultraviolet activated persulfate oxidation toexcite generation of sulfate radicals, effectively carrying out ring opening on refractory organic matters such as pyridine and quinoline to be decomposed into easily degradable substances such as allyl alcohol and acetamide, and thus improving the removal rate of the refractory organic matters and improving the biodegradability of the wastewater; reusing an photoelectric-Fenton oxidation method,producing a Fenton reagent by using an electrochemical method to treat the wastewater, and meanwhile, introducing ultraviolet light, wherein the ultraviolet light and Fe<2+> have a synergistic effecton the catalytic decomposition of H2O2, so that the decomposition rate is greatly improved, the refractory organic matters can be effectively treated, the degree of mineralization is high, secondary pollution cannot be generated, the operation is simple, the control parameters are only voltage and current, and the automatic control can be conveniently realized.

The invention discloses a bedding dust cleaner. The bedding dust cleaner comprises a tail end cover, a dust suction mechanism, a cylinder and a beating mechanism. The beating mechanism is fixed in the front end of the cylinder, the dust suction mechanism is fixed in the rear end of the cylinder, the tail end cover is fixed to the tail end of the cylinder, and a protection interlayer is arranged in the part, between the beating mechanism and the dust suction mechanism, of the cylinder. By means of the bedding dust cleaner, dust rising from bedding can be recovered in time, and the bedding dust removing effect can be improved.

The invention discloses a method for obtaining MSCs (mesenchymal stem cells) from umbilical cord. The method comprises the following steps: washing the umbilical cord and sterilizing the umbilical cord with entoiodine and/or 75% alcohol, removing blood vessels, and separating Wharton's jelly; performing planking culture; exchanging a medium for culture and performing harvesting on the 14th day orwhen the cell confluence reaches 45%-55%; performing digestion and filtration. With the method, primary MSCs can be obtained more quickly in shorter than 15 days, operation is simpler, more primary MSCs are obtained with the same quantity of tissue blocks, pollution can be effectively avoided, and antibiotics need not be added in subsequent culture to prevent cell pollution.

The invention relates to a reinforced concrete internal model, in particular to a freely combined diamond die with a fixed bracket, which comprises a fixed bracket and a plurality of small diamond dies, wherein adaptive sliding rails are respectively arranged on the fixed bracket and the small diamond dies, and the small diamond dies form the combined diamond die through arranging the sliding rails on the bracket. The fixed bracket comprises a cylinder shaft and four high-strength blades, wherein the blades are mutually vertically and uniformly fixed on the side wall of the cylinder shaft, and sliding rails adapted to the side walls of the square diamond dies are respectively arranged on the side surfaces of the blades along a clockwise direction or anticlockwise direction. The invention is convenient for positioning and easy for construction, is favorable for conveniently solving the contradiction of medium-small embedded parts and the installation of the box body, and is easy to ensure that the concrete is compact.

The invention belongs to the technical field of hypersonic wind tunnel test equipment, and discloses a heat storage element for a large-flow high-temperature high-pressure high-speed gas environment. The heat storage element is a metal element which is stacked in the heat storage type heater in a layered mode and used for storing heat and comprises a basic body and a matching block body, the basic body is square grid bodies which are filled in a central cavity of a lining cylinder of the heat storage type heater in a layered mode, and each layer of square grid bodies are arranged in an array mode. The matching block body is a matching grid body which corresponds to the basic body and is suitable for being filled at the edge of a lining cylinder of the heat accumulating type heater; gaps facing incoming flow and penetrating up and down are formed in the basic body and the matching block body, and the gap ratio of the heat storage element is 0.33; the weight of each basic body and each matching block body is greater than or equal to the buoyancy borne by each basic body and each matching block body in a flow field. The heat storage element does not move, does not drop slag, does not float upwards, is convenient to dismount, mount and fix, guarantees the reliability of the heat storage type heater, and improves the cleanliness of test airflow and the quality and efficiency of a wind tunnel test.

The invention discloses an automatic switching-type needle-cylinder-free high-pressure radiography injection device, and belongs to the field of radiography injection devices. The automatic switching-type needle-cylinder-free high-pressure radiography injection device comprises an injection device main body, a power line is mounted on the injection device main body, a roller pump is fixedly connected to the injection device main body, a four-way conduit wiring groove is formed in the injection device main body, a plurality of slots are formed in the top end of the injection device main body, amedicine bottle bracket is clamped on each slot, the medicine bottle bracket comprises a bottom bracket, the upper end of the bottom bracket is rotationally connected to a movable ring, two pairs offixing clamps are fixedly connected to the movable ring, and inflatable air bags are fixedly connected to the inner walls of the fixing clamps, so that the medicine bottle can be effectively clamped and protected through the inflatable air bags. When the medicine bottle is inserted in a non-standard mode and the bracket is damaged, repairing balls on the bracket air bags can block and seal the damaged position of the medicine bottle, liquid in the medicine bottle is not exposed, and the medicine bottle can still be normally used after being damaged.

The invention discloses friction-driven perpendicular immersion type process conveying equipment. The process conveying equipment comprises a lifter, a transferring machine, a lifting appliance, a rail and a friction wheel mechanism, wherein the lifter is used for realizing perpendicular immersion of workpieces, the transferring machine is used for transferring the workpieces among different routes, the lifting appliance is used for bearing a sledge body and the workpieces, the rail is used for bearing the lifting appliance, and the friction wheel mechanism drives the lifting appliance to moveforwards. The process conveying equipment has the beneficial effects that 1) the workpieces are perpendicularly immersed into a groove, in addition, the lifting rigidity is good, and the workpieces do not float; 2) the productivity of the process conveying equipment is 30% or more higher than the productivity of an automatic hoist conveyor; 3) an opening does not need to be formed in the top of achamber body so that hot air can be prevented from overflowing; and 4 ) the top of the lifting appliance is not provided with an oil receiving disc so that discharging and spray washing of the workpieces cannot be affected.

The invention discloses an immersive frying, cooking and marinating machine. The machine comprises a frame body and a processing pot mounted below the frame body, a conveying belt of which the middlepart can sink into the processing pot is mounted on the frame body, and a pressing mechanism for driving the middle part of the conveying belt to sink into the processing pot is mounted above the conveying belt. The machine has reasonable design and ingenious structure, is convenient to use, and is an immersive food processing device for marinating or frying or boiling foods. The conveyor belt with reasonable design is arranged, and the middle part of the conveying belt can sink, so the foods are driven by the conveying belt to enter the processing pot together and are processed; a pressing mechanism is reasonably designed, and the pressing mechanism can be ingeniously matched with a conveying belt telescoping mechanism, so that foods are brought into the processing pot, do not float during processing, and are processed sufficiently, whole conveying and food processing are integrated, automatic conveying is achieved, manual carrying of other workers is not needed, the automation degreeis high, and the food can be processed on a large scale.

The invention belongs to the technical field of rubber wood processing, and particularly relates to a processing method and a processing system of a rubber wood sliced veneer. The method includes thesteps: firstly, material selection; secondly, splitting; thirdly, corrosion prevention; fourthly, slicing; fifthly, drying. The technical scheme includes that placing a square wood strip into a rubberwood corrosion prevention device storing corrosion prevention liquid medicine to stew the square wood strip until water content rate of the square wood strip is 102%; spin-drying the square wood strip, enabling the water content of the square wood strip to be reduced to 50%-58% within 1-2 hours. According to the technical scheme, the square wood strip is firstly spin-dried within 1-2 hours, so that the water content of the square wood strip is reduced to 50%-58%, the wood strip is sliced into a veneer, and the veneer is dried at the medium temperature, so that the sliced veneer does not easily crack and warp when being rapidly dried.

The gear lever is easy to operate, reduced in cost. It bears the big ball of the pole on the ball base formed between the retaining frame and cover plate, to allow the pole changing directions and moving upward. One end of the cover plate has a latch claw, the other has pin from the side pressing into the plug hole, fixing the cover plate on the retaining frame.

The invention relates to a decorative device (10) comprising a cavity (30) for receiving a decorative element, in particular a gemstone, wherein the cavity (30) is partially or completely filled witha liquid mixture. The cavity (30) is at least partially visible by means of the transparent viewing element (20); and at least one decorative element, which is moved by shaking in the liquid mixture.The device is characterized in that the liquid mixture comprises glycerol and propylene glycol, in particular 1, 2-propylene glycol.

[Problem] To provide a can roll in which a cooling gas is prevented from leaking from an unwrapped region of the can roll 56 around which a long substrate is not wrapped; and a long substrate treatment device in which the can roll is used. [Solution] A can roll having a gas discharge mechanism for selectively feeding a gas to a plurality of gas introduction paths 14 provided to the can roll with arotary joint 20 interposed therebetween, said rotary joint 20 comprising a fixed ring unit 22 and a rotating ring unit 21 having a sliding surface, wherein the can roll is characterized in that: a rotation opening 23a provided on the sliding surface of the rotating ring unit is blocked by an arcuate packing member 42 fitted into an annular concave groove 27a of the fixed ring unit, whereby leakage of gas from the unwrapped region is prevented; and the applied arcuate packing member has an end-part inclined surface 42b on one surface facing the gas control sliding surface of the rotating ringunit. When the packing member is fixed in a pressed state, the action of the end-part inclined surface 42b prevents the end part of the packing member from lifting.

The invention relates to the field of sleepers, and particularly discloses an ultra-high performance concrete sleeper. The sleeper comprises a sleeper body, the sleeper body is formed by pouring ultra-high-performance concrete, reinforcing steel bars are arranged in the sleeper body, and the ultra-high-performance concrete is formed by mixing, by weight, 27-38 parts of cement, 6-8 parts of powder, 3-5 parts of silica fume, 40-50 parts of fine sand, 3-5 parts of steel fibers, 3-5 parts of organic fibers, 8.5-12 parts of additives and 5-8 parts of water. Organic fibers are adopted to replace part of steel fibers to produce ultra-high performance concrete. Due to the flexibility of the organic fibers, the elasticity and toughness of the sleeper can be improved, the crack resistance can be obviously improved, and cracks are reduced. Meanwhile, the source is wide, the cost is low, so that the cost of the ultra-high performance concrete can be obviously reduced, the weight of the sleeper is reduced, the construction difficulty and cost are reduced, the slagging of a ballast bed and the sinking of the sleeper are reduced, the service life is prolonged, and the cost is reduced.