96results about How to "Guaranteed use effect" patented technology

The invention discloses a gRNA sequence. The sequence in a CRISPR-Cas9 system is capable of editing a DNA sequence by taking a resistance plasmid specific site in bacteria as a target sequence. The gRNA sequence is shown as SEQ ID NO:1 and/or 2. The invention also discloses the CRISPR-Cas9 system of the gRNA sequence and an application of the CRISPR-Cas9 system in preparing a drug for treating resistant bacterial infection. The CRISPR-Cas9 system provided by the invention is capable of targeting two super resistance genes of NDM-1 and MCR-1, simultaneously eliminating the two resistance genes and guaranteeing the use effect of carbapenms and colistin antibiotics.

The invention relates to a thidiazuron which is taken as an active matter for the preparation method and application of the product of the quality improvement and production increase of the plant; the content of the thidiazuron in weight percentage is from 0.01 percent to 20 percent, or which in weight volume percentage is from 0.01percent to 15 percent, the others are carriers. The utility model can be made up into liquid preparation and solid preparation. The liquid preparation in weight volume percentage is from 0.01 percent to 15 percent; the thidiazuron content of solid preparation in weight percentage is from 0.01 percent to 20 percent. The thidiazuron which is taken as the active matter for the product of quality improvement and production increase of the plant can be applicable for the plant, the seed of the plant or the medium for the growth of the plant. The invention can be used for the fruit trees such as grape and apple tree; the vegetables such as pumpkin and cucumber; the cash crops such as tobacco and cotton; the oil plants such as rapeseed and peanut; the grazing such as clover blossom; the grain crops such as wheat and corn; and the grafts for various fruit trees. The invention has the advantages that: 1. the invention has the functions of quality improvement and production increase, and can enhance the using effect of the active matter; 2. the invention can used in the mix between the medicaments in different action mechanism, which ensures the using effect of the product; 3. the invention improves the safety, and prevents adverse effects to the crops. Thereby the invention can bring more direct beneficial effects for the vegetable(fruit) farmers.

The invention provides a trimming die structure for a mobile phone casing. The structure comprises an upper die part and a lower die part, and is characterized in that: the upper die part comprises an upper splint, a slanted wedge and a stripper plate; and the lower die part comprises a product positioning die core, a male die cutter, a male die return spring, a male die return stop screw, a maledie cutter slide block, a female die cutter, a female die cutter slide block, a female die cutter slide block return spring and a lower die holder. By the trimming die structure for the mobile phone casing, the mobile phone casing is punched from inside to outside by a punching head, so that burrs are generated on the outer surface of the mobile phone casing, assembly of electronic parts of a mobile phone is not influenced, and the use effect of the mobile phone is ensured.

The invention discloses a non-invasive load monitoring method. The non-invasive load monitoring method comprises an equipment classification prediction sub-process, a new equipment identification sub-process and a classifier self-training sub-process. Compared with the prior art, the novel non-invasive load detection frame body has the following beneficial effects that on the basis of a traditional non-invasive load monitoring frame, the novel non-invasive load detection frame body is innovatively provided. Under the framework, firstly, collected high-frequency current and voltage data are effectively preprocessed, the data density is expanded through cleaning, linear filling and interpolation, and the integrity, accuracy and usability of the data are guaranteed. Through mining equipment characteristics, a multi-dimensional characteristic value which can represent an electric equipment operation mark is calculated and extracted. Different classifier models are considered, the random forest classifier model with the best effect is finally established for classification and recognition, the recognition accuracy is high, and the model robustness is high.

The invention provides a composite type air filter screen and a preparation method thereof. The composite type air filter screen includes a primary-efficiency filter screen, a particulate filter screen and a smell filter screen; the primary-efficiency filter screen, the particulate filter screen and the smell filter screen are sequentially connected to form the composite type air filter screen; the composite type air filter screen is provided with a lifetime indicating device. The composite type air filter screen allows the primary-efficiency filter screen, the particulate filter screen and the smell filter screen to be composited and superimposed to form a composite structure with three-layer filtration, and thus the filter effect is significant; moreover, the composite type air filter screen also is provided with the lifetime indicating device, so that the purification effect and the lifetime state of the composite type filter screen can be reflected in real time, a user can determine whether the filter screen needs to be replaced according to needs, and the use effect and user experience are ensured. The preparation method of the composite type air filter screen has the advantages of simple and fast process, and convenience for mass production.

The invention discloses a soil organic restoration device for smart agriculture. A thermal stripping box is clamped to one side of the top end of a supporting frame, a movable roller is placed on the inner side of the thermal stripping box, a discharging hopper is installed on the inner side of the thermal stripping box, a separation limiting plate is connected to the inner side of the thermal stripping box, a concentration sleeve is welded to one end of the thermal stripping box, and a gas conveying pipe penetrates through one end of the concentration sleeve. A gas inlet end of the gas conveying pipe is installed at the top end of a concentration box in a penetrating mode, a gas outlet pipe penetrates through one end of the movable roller, and a gas outlet end of the gas inlet pipe is installed at the bottom end of a separation box in a penetrating mode. Through a conveying belt, the movable roller and the gas conveying pipe, generated steam is exhausted while soil is subjected to thermal stripping, the moisture content in the thermal stripping box is reduced, and meanwhile, heat is recycled for the second time, so that the movable roller is heated, the temperature of the movable roller is guaranteed, soil is heated while the conveying belt is dried, the soil is prevented from being attached to the surface of the conveying belt, and the treatment effect of the soil is guaranteed.

The invention discloses a textile dust collecting device for a textile machine, and relates to the technical field of textile equipment. The textile dust collecting device for the textile machine comprises a collecting tube, a first water tank, a second water tank, a dust collecting tube and a separating tube, wherein a spraying head is arranged at the bottom of the first water tank; the second water tank is arranged below the separating tube; the first water tank is connected with the second water tank through a water tube; the water tube is serially connected with a water pump; an exhaust fan and two buffering devices which are arranged at the upper end and the lower end of the inside of the collecting tube are arranged in the collecting tube; a filter layer is arranged in the separatingtube; and a cleaning device is further arranged at the position of the separating tube and comprises an electric cylinder, a straight rod, a push plate and a retractable rod. By the textile dust collecting device for the textile machine, the dust removal effect and the working effect of the filter layer are improved, and meanwhile, the working intensity of workers is relieved.

The utility model provides a gas-oil separation check valve of an automobile crankcase and belongs to the technical field of automobiles. The check valve solves the problem that oil gas of an existing gas-oil separation check valve of the crankcase cannot flow into a gas inlet channel smoothly so that the problem of backflow of fresh mixed gas in a gas inlet pipe occurs when an engine has small load or does not work. The check valve comprises a valve body. A cavity, a gas inlet channel and a gas outlet channel are arranged in the valve body, and the gas inlet channel and the gas outlet channel are communicated with the cavity. A valve core is arranged in the cavity, is flat and can slide along an inner wall of the cavity. A spring is installed at one end of the valve core, one end of the spring acts on a spring seat fixed in the valve body, and the other end of the spring acts on the valve core to enable the valve core to seal the gas inlet channel. The gas-oil separation check valve enables the oil gas to smoothly flow into the gas inlet channel, and backflow of the fresh mixed gas in the gas inlet pipe is avoided when the engine has small load or does not work.

The invention discloses an asphalt mixing device. The asphalt mixing device comprises a hollow pipeline, wherein an asphalt feeding opening and an asphalt discharging opening are formed in two ends of the hollow pipeline, a screw-type stirring rod is arranged in the hollow pipeline, a through water channel which is communicated with a high-pressure water source is arranged inside the screw-type stirring rod, and a water outlet hole which is communicated with the through water channel is formed in each screw stirring blade. The through water channel is directly arranged in the screw-type stirring rod, the screw-type stirring rod is used for stirring the asphalt and spraying the water to the asphalt through the water outlet holes, the sprayed water can be adequately contacted with the asphalt to have reaction, so that a good foaming effect can be achieved; under the effect of the sprayed water, the water outlet holes in the screw-type stirring blades are not blocked, and the application effect is guaranteed.

The invention discloses self-healing anti-aging controllable degradable polyurethane as well as a preparation method and application thereof. The polyurethane comprises hard segment structures with self-healing and anti-aging performance and soft segment structures with a controllable degradation function, and the soft segment structures and the hard segment structures are distributed alternately;and the soft segment structures comprises polyglycol capable of being controllably degraded, the hard segment structures comprise a chain extender with a dynamic covalent bond and an isocyanate, andthe polyglycol comprises polycaprolactone glycol and polybutylene adipate glycol. The self-healing anti-aging controllable degradable polyurethane prepared by the invention has excellent mechanical property, self-healing property and anti-aging property, and has the characteristic of controllable degradation; and meanwhile, the preparation method disclosed by the invention has the characteristicsof easily available raw materials, simple process and the like, and has a wide application prospect in the field of flexible devices.

The invention discloses a novel bearing, and belongs to the field of mechanical part processing technology. A conventional bearing has a defect that bearing failure is caused because parts are deformed due to temperature rising in an operation process. The bearing comprises an inner ring, rolling balls, a retainer and an outer ring; the rolling balls are positioned and mounted between the inner ring and the outer ring through the retainer, and the inner wall of the inner ring and the outer wall of the outer ring are each arranged into a concave-convex structure. The inner wall of the inner ring and the outer wall of the outer ring are each arranged into the concave-convex structure, so that the bearing use effect is ensured, the overall mass of the bearing is also reduced, meanwhile, the radiating area is enlarged, the bearing is allowed to be fast in heat dissipation during the operation process, effects of temperature deformation of the parts is reduced, and the service life of the bearing is prolonged.

The invention discloses a multiple heat source complementary type heat-exchange hot-water supply system. The system mainly comprises a displacement heat exchanger, an inner circulation pump, a hot-water circulation pump, a heat pump circulation pump, an air source heat pump unit, a temperature control valve and a control cabinet, wherein the displacement heat exchanger is a vertical structure and provided with a first heat exchange coil, a second heat exchange coil, an electric heater, an inner circulation water distribution pipe and an inner circulation water outlet pipe inside, the inner circulation water distribution pipe and the inner circulation water outlet pipe are connected with a circulation pipe outside the displacement heat exchanger, the inner circulation pump is arranged on the circulation pipe, the bottom of the displacement heat exchanger is connected with the water inlet pipe, and then the water inlet pipe is connected with a cold-water supply pipe and a hot-water return pipe respectively. The hot-water for living is prepared in the multiple heat source complementary way including direct heating by air source heat pump unit and auxiliary heating by the heat media power supply pipes and the electric heater, the multiple heat source complementary heat-exchange hot-water supply system is energy-saving, safe and economical, and the using effect of hot water is ensured.

The present invention provides a display device. The display device comprises: a plurality of organic light emitting diodes, a package layer configured to package the plurality of organic light emitting diodes on a substrate, wherein at least one organic light emitting diode forms a package unit, each package unit comprises a groove round the side wall of the package unit in the display device ina direction being perpendicular to the light-emitting surface direction of the organic light emitting diode; and a second electrode layer extended from the top portions of the organic light emitting diodes into the grooves. The scheme can ensure the seal performance of the display device and can improve the service life of the display device.

The invention discloses a sectional type pyrolysis and gasification device, which comprises a first furnace body, a first feeding hole, a first discharging hole, a first main shaft, a second main shaft, a first groove-type air distribution board, a second groove-type air distribution board, a first driving speed controller, a second driving speed controller, a plurality of first blades, a plurality of second blades, a second discharge hole, a first clapboard and a first gasification agent inlet, wherein the plurality of first blades and the plurality of second blades which are distributed at equal intervals are respectively arranged on the first main shaft and the second main shaft; the second discharge hole is arranged on one side of the first groove-type air distribution board; the firstclapboard is arranged between the second groove-type air distribution board and the inner wall of the furnace body; the first gasification agent inlet is arranged on the furnace body of one side of the corresponding second groove-type air distribution board; the first furnace body is provided with a first fuel outlet. The sectional type pyrolysis and gasification device has high pyrolysis efficiency and stable and even reaction, heat exchange efficiency is improved, reaction remaining time is prolonged, handling capacity is improved, investment cost is saved, and an effect on greatly saving separation, refining and purification cost in a subsequent production utilization process can be realized.

The invention discloses an end face machining device facilitating spring production. The end face machining device comprises a base, the left side of the upper surface of the base is in lap joint withthe lower surface of a plane plate, the side face of the plane plate is connected with a first sliding sleeve in a clamped mode, a sliding rod is sleeved with the first sliding sleeve, a first limiting block is fixedly connected to the left end of the sliding rod, the lower surface of the first limiting block is fixedly connected to the upper surface of the base, and a limiting device is arrangedon the outer surface of the sliding rod. According to the end face machining device facilitating spring production, a bolt is arranged so that the distance of the plane plate for moving rightwards can be controlled, after the adjusting work of a second sliding sleeve is finished, the bolt rotates in a first threaded hole and a second threaded hole at the same time until one end of the front faceof the bolt is in lap joint with the back face of the sliding rod, then the second sliding sleeve can be tightly connected with the sliding rod, then the abrasion size of the spring can be well controlled, the use effect of the spring is ensured while the machining precision of the spring is improved.

The invention provides a sterilizing and illuminating all-in-one lamp. The sterilizing and illuminating all-in-one lamp comprises a mounting base and an illuminating assembly, and further comprises anultraviolet-ray sterilizing assembly, wherein both the illuminating assembly and the ultraviolet-ray sterilizing assembly are arranged on the mounting base; the ultraviolet-ray sterilizing assembly is arranged below the illuminating assembly; the illuminating assembly comprises illuminating end covers, an LED lamp tube and a supporting table; the two ends of the LED lamp tube are separately equipped with the illuminating end covers; the end covers are connected on the supporting table; the supporting table is arranged on the mounting base; and the ultraviolet-ray sterilizing assembly comprises sterilizing end covers, an ultraviolet-ray lamp tube and a dustproof lampshade. According to the sterilizing and illuminating all-in-one lamp provided by the invention, the illuminating assembly andthe ultraviolet-ray sterilizing assembly are arranged, so that illuminating can be realized, and the purpose of realizing ultraviolet-ray sterilizing and disinfecting can be realized. Moreover, the dustproof lampshade is arranged, so that outside dust interferences are avoided, use effect is guaranteed, an ultraviolet-ray sterilizing tool does not need to be additionally arranged, and occupied size is saved.

The invention discloses an aquatic animal premixed feed and a preparation method and applications thereof. The premixed feed comprises the following components in percentage by mass: 3-5% of xylo-oligosaccharide, 0.5-1.0% of chitosan oligosaccharide, 0.5-1.0% of phytosterol, 40-60% of attapulgite and 35-55% of yeast extract. The premixed feed is added into an aquatic animal feed according to a proportion of 0.5-2%, so that the organism immunity of aquatic animals can be enhanced, the intestinal tract health can be improved, and the organism growth performance can be improved.

The invention relates to the technical field of medical care, and discloses an orthopedic nursing crutch that can relieve pain, including a base, a telescopic sleeve is fixedly connected to the upper surface of the base, and a telescopic sleeve rod is fixedly installed inside the telescopic sleeve, and the telescopic sleeve rod The surface of the telescopic sleeve is fixedly connected with a spring, the top of the telescopic sleeve is fixedly connected with a bracket, the top of the bracket is fixedly connected with a connecting block, the upper surface of the connecting block is fixedly connected with a connecting rod, and the top of the connecting rod is fixedly connected with a connecting plate. The orthopedic nursing crutch that can relieve pain, by setting the air spring device, the rubber air spring compresses the air, and the patient can reduce the pain caused by vibration when using the orthopedic nursing crutch, thus greatly ensuring the orthopedic nursing crutch that can relieve pain The use effect of the nursing crutch, by setting the waist ring, ensures that the rubber air spring will not be damaged by friction, and ensures the practicability of the orthopedic nursing crutch that can relieve pain.

The invention relates an eccentric chamfer and a processing method thereof, which is characterized in that the chamfer which is positioned on a hole mouth of a shaft hole at one side of a draft slope on a cast is an eccentric chamfer, and the central shaft line of the chamfer conical surface parallels to the central shaft line of the shaft hole, the eccentric amount exists between the central shaft line of the chamfer conical surface and the central shaft line of the shaft hole, the eccentric chamfer is positioned at the periphery of a hole mouth of the shaft hole, and the whole peripheral chamfer surface is complete; the processing method of the eccentric chamfer is against the hole mouth of the shaft hole which is arranged at one side of the draft slope, the chamfer surface formed by the rotation of a chamfer tool is the chamfer conical surface, the central shaft line of the chamfer conical surface parallels to the central shaft line of the shaft hole, the eccentric amount exists between the central shaft line of the chamfer conical surface and the central shaft line of the shaft hole, and the chamfer tool is fed along the axial direction. The invention can solve the problem of non-complete chamfer caused by actual boundary conditions, thus leading the cast with an draft angle to ensure the complete chamfer under the premise of ensuring the hole depth.

The invention discloses an automatic box interior spraying system. The system comprises a base and a liquid storage box, a feeding conveying belt is arranged on the base, a spraying seat is arranged above the base in a sliding mode, and a left-right moving device is arranged on the spraying seat; the movable end of the left-right moving device extends downwards to be provided with a front-back moving device; the movable end of the front-back moving device extends downwards to be provided with a rotating device; the movable end of the rotating device extends downwards to be provided with a liquid spraying device; and a liquid inlet device is arranged on the liquid storage box and is in pipeline connection with the liquid storage box and the liquid spraying device, spraying equipment further comprises a control cabinet, box guiding plates are further arranged on the base, an infrared generator and an infrared receiver are arranged on the two box guiding plates correspondingly, and the infrared receiver is suitable for transmitting signals to the control cabinet. According to the scheme, through the arrangement of the left-right moving device, the front-back moving device and the rotating device, the liquid spraying device can be driven to operate along the side wall of a box body, and uniform spraying on the side wall of the box body is guaranteed.

The invention belongs to the field of environment monitoring, and particularly relates to a hydraulic ring geological environment monitoring equipment mounting structure which comprises a placement device, a protection device is arranged at the top of the placement device, the top of the placement device is fixedly connected with the bottom of the protection device, and a shielding device is arranged at the top of the protection device. The top of the protection device is fixedly connected with the bottom of the shielding device, gravity devices are uniformly arranged at the bottom of the placement device, the bottom of the placement device is fixedly connected with the tops of the gravity devices, a filter plate is arranged on the outer surface of the placement device, and the inner wall of the filter plate is fixedly connected with the outer surface of the placement device. The shielding device comprises a shielding plate, and a positioning ring is arranged at the bottom of the shielding plate, aiming at the defects in the prior art, the invention provides the equipment mounting structure for hydraulic environment geological environment monitoring, and the problems that a traditional mounting structure is poor in sealing performance and difficult to find during use are solved.

The invention discloses a rehabilitation training device for old people after heart disease. The rehabilitation training device comprises a mounting seat fixedly mounted on a base and a plurality of non-slip blocks, a fixing rod is fixedly mounted on the mounting seat, a display screen is fixedly mounted on the fixing rod, a supporting rod is mounted on the fixing rod, and a handrail is fixedly mounted on the supporting rod; AND anti-skid sleeves are fixedly mounted at the two ends of the handrail, a rotating rod is rotationally connected to the mounting seat, rotating discs are fixedly mounted at the two ends of the rotating rod, convex rods are fixedly mounted on the two rotating discs, pedal plates are rotationally connected to the two convex rods, and a circular plate is fixedly mounted in the middle of the rotating rod. The device has the advantages that the movement resistance of the device can be automatically changed according to the heart rate change in the movement process of a patient, the device can be conveniently used by the patient with different physical conditions, the application range is relatively wide, the problem that the body of the patient is injured due to excessive movement amount can be avoided, and the device is more suitable for being used by the heart disease patient.

The invention discloses a manufacturing method for an annular rail in a drum. The manufacturing method comprises the steps that two long bar steel plates are obtained; a plate rolling machine is used for rolling, curving and forming the two long bar steel plates, and an inner circular ring and an outer circular ring are obtained; a hot assembling manner is used for assembling the inner circular ring into the outer circular ring, the inner circular ring is fixed to the outer circular ring, and the annular rail in the drum is obtained; and stress eliminating treating is conducted on the annular rail in the drum. According to the manufacturing method for the annular rail in the drum, the annular rail in the drum is divided into two layers to be manufactured, rolling, curving and forming are conducted, the inner circular ring and the outer circular ring are formed, and the annular rail in the drum is formed through hot assembling after machining. With the method, large forming equipment does not need to be utilized, manufacturing cost is reduced, meanwhile, the use effect of the product is ensured, and the problems that in a manufacturing method in the prior art, the requirement for the machining capability of equipment is very high, and cost is high are solved.

The invention relates to a table lamp capable of being used by two people. The table lamp is characterized by comprising a base (1), a straight bar (2), rotating rods (3), lampshades (4) and rotating shafts (5), wherein the straight bar (2) is erected in the center of the base (1) in a vertically upward mode, the upper end of the straight bar (2) is connected with the two rotating rods (3) through the rotating shafts (5), and the upper ends of the rotating rods (3) are connected with the lampshades (4) through the rotating shafts (5). When the table lamp capable of being used by two people is in use, the rotating rods (3) can rotate around the upper end of the straight bar (2), the lampshades (4) can rotate around the upper ends of the rotating rods (3), in this way, the light angle can be adjusted, and the use effect can be guaranteed; when the table lamp capable of being used by two people is not in use, the two rotating rods (3) are combined in a vertically upward mode, so that space is saved.