10results about How to "Good waterproof effect" patented technology

The utility model provides food raw material cleaning equipment, which belongs to the technical field of food processing, and comprises a box body, cleaning assemblies are arranged inside and on the surface of the box body, each cleaning assembly comprises an air cylinder arranged at the bottom end of the box body, an output rod of each air cylinder is fixedly connected with a connecting block, and a first groove is formed inside each connecting block; a motor is arranged in the first groove, a rotating rod is fixedly connected to an output shaft of the motor, supporting rods which are evenly distributed are arranged at the bottom end of the rotating rod, a cleaning cylinder is arranged at the upper ends of the supporting rods, a partition plate is arranged in the cleaning cylinder, a circulating box is arranged at the left end of the box body, and a filtering plate is inserted into a front end inserting groove of the circulating box; according to the food raw material rotary cleaning device, rotary cleaning operation can be conducted on food raw materials, damage to the food raw materials in the rotary cleaning process can be avoided, water can be recycled, and the working efficiency of the device is improved.

The utility model relates to a surface heat-preservation composite coating structure of a steel pipe, which comprises a primer layer, a high-temperature-resistant ceramic particle heat-preservation layer, a ceramic particle heat-insulation heat-preservation layer and a protective layer, the primer layer is used for being arranged on the outer side surface of a steel pipe in a coating mode, the high-temperature-resistant ceramic particle heat preservation layer is arranged on the primer layer in a coating mode, the ceramic particle heat insulation layer is arranged on the high-temperature-resistant ceramic particle heat preservation layer in a coating mode, and the protective layer is arranged on the ceramic particle heat insulation layer in a coating mode. The surface heat preservation composite coating structure of the steel pipe has the functions of cracking prevention, hollowing prevention, falling prevention and the like, and is good in heat preservation effect, high in impact resistance and long in service life.

The application discloses a kind of super-hydrophobic soil water-resisting layer and its construction method, belong to slope protection engineering technical field, the super-hydrophobic soil water-resisting layer is used for soft rock slope, by quality ratio is composed of basic component and functional component, basic component includes polymer curing agent 20 parts, guest soil 60 parts, straw fiber 5 parts;Functional component includes the total quality 0.5% of basic component starch graft acrylamide type microbial water-retaining agent, 2 parts nano SiO2, 0.3 parts KH-550 silane coupling agent, it can also be mixed with specific ratio grass seed.Its construction method includes four core steps of slope pretreatment, bottom curing, water-resisting layer laying, later maintenance, and drainage blind ditch strengthening measures are added for strong weathered soft rock slope.The super-hydrophobic soil water-resisting layer realizes the ecological restoration and long-acting water-resisting protection of soft rock slope, is suitable for the protection of various soft rock slopes in highway, railway, water conservancy and other engineering, has significant technical innovation and engineering application value.

The invention provides a water diversion collapse column separation treatment method. The treatment method comprises the following steps: step S101, determining a collapse column plane and a vertical direction range; s102, exploring the development depth of the collapse column in the vertical direction; s103, exploring the overall development geometric morphology of the collapse column; s104, an isolation curtain is constructed on the periphery of the collapse column; s105, ground main drill holes are formed in the isolation curtain, horizontal branch drill holes are formed through the ground main drill holes, and the ground main drill holes enter a too grey water layer position and an Ordovician grey water layer position which are communicated with the collapse columns for grouting transformation; s106, the water-resisting layer in the collapse column is detected and analyzed, horizontal branch drilling is conducted from the ground main drilling hole to the water-resisting layer, and grouting reinforcement is conducted on the water-resisting layer; and S107, when the water guiding safety of the collapse column reaches the standard, working face mining work is conducted. According to the treatment method, it is guaranteed that the structure is more stable after the collapse column in the underground mining area is treated, better waterproofness and higher safety are achieved, and therefore safe mining of the working face can be guaranteed.

The present invention provides a soft multi-layer plastic hose and a preparation method and application thereof, belonging to the technical field of plastic hoses. The present invention mixes thermoplastic polyolefin and high-density polyethylene in a mass ratio of 70:30, and extrude the mixture in a multi-layer co-extruder as the outer layer of the soft multi-layer plastic hose. The processing temperature of the outer layer is 180-200°C. Under a fixed ratio and temperature, the thermoplastic polyolefin and high-density polyethylene in the present invention have the best compatibility. The outer layer material prepared after blending has low gloss, low surface granularity, and is comfortable to touch, which is more suitable for the packaging requirements of high-end products.

The utility model discloses a waterway switch valve. A water circulation piece of the product is provided with a water inlet hole, a water outlet hole, a water flow control concave cavity, a water inlet and a water outlet; the bottom edge of the column-type elastic soft rubber waterproof sealing sleeve extends and protrudes to form a lantern ring flange along the circumference, and a concave part is formed in the bottom of the column-type elastic soft rubber waterproof sealing sleeve; the top of the movable shaft core is fixedly connected to the middle of the bottom of the column type elastic soft rubber waterproof sealing sleeve; the columnar elastic soft rubber waterproof sealing sleeve is vertically inserted into the water flow control concave cavity, and the top of the columnar elastic soft rubber waterproof sealing sleeve is aligned to the water inlet; the water circulation piece is fixedly connected with the electric valve body and clamps and presses the turnup of the lantern ring; a movable shaft core of the electric valve body extends out to jack up the column type elastic soft rubber waterproof sealing sleeve to block and seal the water inlet so as to cut off water; when the electric valve body controls the movable shaft core to retract inwards, the top of the column type elastic soft rubber waterproof sealing sleeve leaves the water inlet so that water can circulate. The column type elastic soft rubber waterproof sealing sleeve prevents water from permeating into the movable core hole from the telescopic gap of the movable shaft core, and the movable shaft core and the telescopic gap of the movable shaft core are prevented from being bonded with incrustation scale.

The invention relates to the technical field of tone-up cream preparation, and discloses a tone-up cream formula and a preparation method thereof, and the tone-up cream formula comprises rose water, a plant extract and a humectant. The formula of the tone-up cream has the advantages of anhydrous formula, rose hydrosol, moistening, no powder blocking and good water-resisting property, the tone-up cream prepared by the method is stable in storage, simple in method and stable in batch, and by arranging the plant extract, the tone-up cream can whiten skin, enable qi and blood to be abundant, nourish blood and liver, remove freckles and beautify skin; in addition, the magnolia sieboldii extract has the unique effects of inhibiting melanin transfer and removing oxygen free radicals, so that the immunity of the skin is finally improved; the withanolaria nipponica root extract is illustrated on anxiety and pressure, and can reduce the cortisol level for people with large health pressure; the sargassum fusiforme extract can well promote the activity of cells, has the function of rejuvenating the skin, and is suitable for sensitive, dry and damaged (after-sun) skin.

The waterproof anti-deformation carton comprises a carton body, notches are formed in the four corners of the carton body in a penetrating mode, reinforcing pieces used for reinforcing the carton body are slidably connected to the inner surfaces of the notches, sliding grooves are formed in the outer surface of the carton body, and fixing pieces used for fixing the reinforcing pieces are slidably connected to the inner surfaces of the sliding grooves. Protection parts are arranged in the box body in a layered mode. Through cooperative use of the reinforcing pieces and the fixing pieces, the four corners of the box body are changed into two 180 degrees and two zero degrees respectively, so that the folding effect of the box body is achieved, and during transportation, the occupied space is reduced, and the transportation efficiency is improved.

The invention provides a flexible multi-layer plastic hose as well as a preparation method and application thereof, and belongs to the technical field of plastic hoses. Thermoplastic polyolefin and high-density polyethylene are mixed according to the mass ratio of 70: 30, the mixture is extruded in a multi-layer co-extrusion extruder as an outer layer of the flexible multi-layer plastic hose, the processing temperature of the outer layer is 180-200 DEG C, and at the fixed proportion and temperature, the thermoplastic polyolefin and the high-density polyethylene are extruded to form the flexible multi-layer plastic hose. The thermoplastic polyolefin and the high-density polyethylene are best in compatibility, and the outer layer material prepared after blending is low in glossiness, low in surface granularity, comfortable to touch and more suitable for packaging requirements of high-end products.

The invention discloses a high-barrier PVC coating film and a preparation method thereof, and belongs to the field of film material production. The high-barrier PVC coating film comprises a PVC film and a barrier coating arranged on the PVC film, the PVC film is subjected to plasma surface treatment and is grafted with long-chain acrylate and hydroxyl acrylate; the barrier coating is prepared from the following raw materials in parts by weight: 100 parts of PVA; 6 to 12 parts of formaldehyde; 10 to 15 parts of glycidyl ether containing two epoxy groups; and 0.1-1 part of a crosslinking accelerator. The preparation method has the advantage that the barrier property and weather resistance of the PVC film are improved.