15results about How to "Effective attachment" patented technology

The invention belongs to the technical field of side slope ecological protection, and particularly relates to a matrix material for recovering side slope vegetation in a high-altitude area and a using method and application of the matrix material for recovering the side slope vegetation in the high-altitude area. The soil conditioner comprises the following components in parts by weight: 2-4 parts of modified emulsified asphalt, 1-3 parts of a biological magnetized fertilizer, 300-400 parts of soil, 40-70 parts of an environment mineral raw material mixture, 20-30 parts of a biological carbonaceous organic matrix mixture, 20-30 parts of plant seeds and 20-30 parts of water. According to the matrix material for recovering the slope vegetation in the high-altitude area, the vegetation of the slope in the high-altitude area is recovered through the nano material and the biological fertilizer, so that the ecological protection effect of the slope is achieved, the fragile ecological environment is not further damaged, and the ecological environment is protected; and the problem that the heavy metal content of soil is increased due to human engineering activities can also be improved.

The invention relates to the technical field of fertilizers, and discloses a rice sheath blight disease prevention fertilizer, which comprises a fertilizer, medium trace elements, an adhesion functional carrier, a functional additive, and a microbial agent or a bactericide, the fertilizer comprises a nitrogen-phosphorus-potassium compound fertilizer, an original fertilizer, calcium superphosphate and ammonium sulfate, wherein the original fertilizer comprises decomposed livestock and poultry manure, crop straw compost, bean cakes and rape seed cakes; the medium trace elements comprise boric acid, copper sulfate and borax; the microbial agent comprises a bacillus subtilis microbial agent and a trichoderma harzianum microbial agent; the bactericide comprises validamycin wettable powder, a thifluzamide suspending agent and a tebuconazole emulsion in water. Through the components of the fertilizer, the occurrence rate of rice sheath blight disease can be remarkably reduced, the yield and quality of rice can be improved, the microbial agent can increase the number and activity of beneficial microorganisms in soil, the soil structure and fertility are improved, and the yield and quality of rice are improved. A good soil condition is created for rice growth, so that the rice has a better resistance effect.

The invention relates to the technical field of electrode foil processing, in particular to a foil connecting device and method based on high-specific-volume electrode foil processing.The foil connecting device comprises a support, an electrode foil and a polypropylene film, the top of the support is fixedly connected with a top frame, and the two ends of the top frame are rotationally connected with conveying rollers used for guiding the electrode foil correspondingly; one side of the support is rotationally connected with a winding handle used for winding an electrode foil and a polypropylene film, the winding handle is oval, the top of the top frame is fixedly connected with a mounting frame, a fastening roller used for supporting the electrode foil is arranged at the top of the mounting frame, and movable rods are arranged at the two ends of the mounting frame correspondingly; and the outer surface of the movable rod is provided with a deviation rectifying ring for rectifying the electrode foil, and the two ends of the mounting frame are provided with deviation rectifying assemblies for driving the movable rod to swing correspondingly. And due to the design of the deviation rectifying assembly, the position of the electrode foil can be rectified in real time, the movable rod pushes the electrode foil back to the correct position in a dynamic abutting mode under the guide of the deviation rectifying ring, and it is ensured that the electrode foil is always kept at the correct position in the machining process.

The utility model discloses a series excited motor convenient to replace a carbon brush, comprising a housing, one end of the housing is provided with an installation assembly, the inner wall of an installation end cover is provided with an auxiliary assembly, through the installation assembly arranged on the housing, the carbon brush can be replaced without the help of a plurality of tools for long-time disassembly and assembly, and the replacement efficiency is improved. Compared with the prior art, time and labor cost required for replacing the carbon brush are greatly shortened, production stagnation or equipment idle time caused by carbon brush replacement is shortened, flexibility and timeliness of equipment maintenance are improved, meanwhile, an auxiliary assembly is arranged on the installation end cover, the carbon brush can be conveniently and rapidly disassembled and replaced, and the service life of the carbon brush is prolonged. The surface of the carbon brush and the surface of the commutator can be cleaned in real time, impurities such as powder attached to the surfaces of the carbon brush and the commutator are effectively removed, good contact between the carbon brush and the commutator is ensured, stable conductivity is maintained, and the surface of the commutator is flexibly cleaned; and the risks of poor conductivity, motor performance reduction and even damage caused by impurity accumulation are reduced.

The invention relates to the technical field of phase change materials, and discloses an MXene / MWCNT reinforced charcoal-based composite phase change material and a preparation method thereof, the preparation method comprises the following steps: S1, preparing MWCNT and a metal salt to obtain a suspension; adding biomass into the suspension, and drying to obtain a precursor; s2, performing heat treatment on the precursor to obtain biochar; blending and drying the biochar and a perfluorooctanoic acid ethanol solution to obtain a support material; s3, blending and drying the support material and an MXene solution to obtain an enhanced support material; s4, the enhanced support material is subjected to a vacuum impregnation method, and the bio-based composite phase change material is obtained. Compared with paraffin and unreinforced composite PCM, the heat conductivity of the composite PCM prepared by the invention is respectively improved by 313.77% and 26.3%. And by adopting the biochar-based support material, the paraffin encapsulation efficiency is improved again and reaches 85.18%.

The invention discloses an in-channel inspection robot capable of self-adapting to the pipe diameter of a pipeline, which comprises a reducing expansion module, a control and detection module and a reducing following module which are connected with one another through flexible couplings. Self-adaptive reducing mechanisms in the front-end reducing expansion module and the rear-end reducing following module can perform self-adaptive adjustment according to the pipe diameter of the inner wall of the pipeline, and the middle-section control and detection module can perform detection and visual observation on the inner wall of the pipeline through a carried detection device such as a camera. A double-variable-diameter structure is adopted, so that the device can adapt to environments in different pipe diameters, different medium pipes and various pipelines, can be suitable for routing inspection of the pipelines with various pipe diameters, and is simple in overall structure, easy to machine and assemble, high in device reliability, capable of safely and normally running for a long time and high in practicability. The pipeline inspection device can be widely applied to inspection of various normal-pressure, under-pressure, reducing, bending and multi-medium pipelines, the pipeline inspection efficiency can be effectively improved, and the cost of repeatedly developing the inspection device for specific pipeline inner diameters is reduced.

The invention discloses a probiotic composition with a weight-losing effect and a preparation method thereof, and relates to the technical field of probiotics. The probiotic composition with the weight-reducing effect is prepared from a modified celery IDF multifunctional carrier, a fat-reducing gel protection material, a traditional Chinese medicine prebiotic compound and plant lactobacillus, the fat-reducing gel protection material is prepared from sodium alginate, pectin, citric acid, lecithin and calcium chloride; the traditional Chinese medicine prebiotic compound is prepared from radix ginseng, fructus lycii, mulberry polyphenol and inulin; plant lactobacillus is enriched on a modified celery IDF multifunctional carrier for fermentation culture, an obtained composite culture and a traditional Chinese medicine prebiotic compound are synergistically matched, and under the wrapping of a fat-reducing gel protection material, the activity of probiotics is effectively improved, the tolerance to gastrointestinal tract digestive juice is enhanced, and the health care effect is achieved. The absorption and utilization of more probiotics and metabolites thereof in the colon are facilitated, and the maximum weight losing effect is achieved.

The invention relates to the technical field of hydraulic pump stations, and discloses a hydraulic pump station with a pressure protection structure and a protection method thereof.The hydraulic pump station comprises a hydraulic pump station body, a jack is placed on the side wall of the hydraulic pump station body, and a male head is fixedly connected to the side wall of a second threaded pipe. A pressure mechanism is arranged in the equipment, when a sliding pipe slides towards a first threaded pipe, hydraulic oil located in a slope through hole flows into a circulating hole and fills the inner space of the circulating hole, then a worker loosens the sliding pipe, the circulating hole coincides with a flowing groove again, and then the hydraulic oil flows into the circulating hole to be recycled. The hydraulic oil in the circulation hole is discharged outwards through the sliding pipe, and finally the hydraulic oil is accumulated in the position of the annular groove, so that when the female head and the male head are spliced, the hydraulic oil accumulated in the female head is preferentially discharged out of gas in the female head, and the situation that the hydraulic oil is driven to synchronously flow when follow-up liquid flows is prevented.

The utility model discloses a spray drying filter screen anti-accumulation device for concrete water reducing agent production, which relates to the technical field of concrete water reducing agent production equipment and comprises a box body, an atomization component is mounted on one side of the box body, a high-temperature pipeline component is arranged on the other side of the box body, and a blowing component is arranged below the high-temperature pipeline component. A top cover is arranged at the top end of the box body, a lifting mechanism is arranged at the upper end of the top cover, a support is connected to the lifting mechanism, the lower end of the support extends into the box body and is connected with an obliquely-arranged filter screen plate, and an exhaust hole is formed in the top of one side of the box body. According to the utility model, the electromagnetic valve is periodically opened, so that compressed air in an external air compressor instantly enters the box body from the shunting blowing pipe to blow off water reducing agent powder particles attached to the filter screen plate, and the height of the filter screen plate is continuously adjusted, so that the water reducing agent powder particles are prevented from being accumulated on the filter screen plate; the subsequent atomized water reducing agent can be effectively attached to the filter screen plate, and the production effect of the water reducing agent is improved.

The application provides a cast steel special-shaped pipe surface strengthening method and relates to the cast steel surface strengthening field, and comprises the following steps: step one, surface pretreatment; step two, solution preparation: nano zirconium dioxide, aluminum silicate fiber, iron oxide filler, magnesium oxide filler, modified epoxy resin, sodium hexametaphosphate, siloxane coupling agent and polyvinyl alcohol are sequentially added into deionized water and are stirred and mixed; step three, coating film preparation; and step four, solidification. The method is used for preparing the reinforced functional coating film with high-temperature resistance, thermal shock resistance and strong bonding force on the base surface of the cast steel special-shaped pipe, the coating film has high bonding strength with the base, excellent heat insulation performance, and is not prone to problems such as cracking, deformation and falling, has stable performance, long effect and can be used for the surface of the cast steel special-shaped pipe in various fields, and has wide application range.

The invention relates to a waterproof structure and a construction process of a waterproof roll closing head at a water dispersing position, and relates to the technical field of waterproofing of constructional engineering, the process comprises the following steps: laying a waterproof roll on the inner side surface of a disassembly-free thermal insulation integrated plate, and reserving a section of the waterproof roll extending out of the root of the disassembly-free thermal insulation integrated plate; a reinforcement cage is bound above the main body structure, a disassembly-free heat preservation integrated plate is laid on the outer side of the reinforcement cage, and a formwork is laid on the inner side of the reinforcement cage; a formwork jacking rod is arranged between the disassembly-free heat preservation integrated plate and the formwork, one end of the formwork jacking rod abuts against the waterproof roll, and the other end of the formwork jacking rod abuts against the formwork; and the side edge, higher than the top face of the mold jacking roller, of the waterproof roll is bent and connected to the top face of the mold jacking roller in a lap joint mode, a sealing pressing strip is used for pressing and covering the bent part of the waterproof roll, the side edge of the sealing pressing strip is made to abut against the non-dismantling heat preservation integrated plate and the closing-in position of the waterproof roll, and the sealing pressing strip is fixed to the mold jacking roller. The waterproof coiled material collecting head has the effect of improving the sealing performance and the waterproof performance of the waterproof coiled material collecting head.

The present application relates to the technical field of wastewater treatment, and specifically discloses a wastewater purification device based on the activation of salt-tolerant denitrifying bacteria, including a biological purification pool, in which the biological purification pool is used to implement biological purification of wastewater by putting in salt-tolerant denitrifying bacteria, and also includes: a biological culture pool, a biofilm mechanism, a transfer temporary storage mechanism and an air intake control mechanism, the biological culture pool is provided with salt-tolerant denitrifying bacteria that are continuously cultivated, and the biological culture pool is used to provide salt-tolerant denitrifying bacteria to the biological purification pool; the biofilm mechanism is arranged in the biological purification pool, and is used to provide continuous purification of water quality; the output end of the transfer temporary storage mechanism is connected to the biofilm mechanism, and the input end of the transfer temporary storage mechanism is connected to the biological culture pool; the air intake control mechanism is arranged on the transfer temporary storage mechanism, and is used to adjust the speed at which the salt-tolerant denitrifying bacteria in the transfer temporary storage mechanism are released into the biofilm mechanism. The present invention can replenish salt-tolerant denitrifying bacteria in time and avoid the problem of local loss of biofilm.

The application discloses a kind of ore pulp stirring leaching tank equipment, including cathode leaching tank and anode leaching tank, middle tank is arranged between cathode leaching tank and anode leaching tank;Cathode leaching tank is separated by first membrane assembly between cathode leaching tank and middle tank;Anode leaching tank is separated by second membrane assembly between anode leaching tank and middle tank;Filter cloth is arranged between second membrane assembly and anode leaching tank;Cathode electrolytic column is arranged in cathode leaching tank;Anode electrolytic plate and agitator are arranged in anode leaching tank;Anode leaching tank is cylindrical, and its bottom end is provided with conical bottom;Anode electrolytic plate is annular, and is coaxially arranged with anode leaching tank, and agitator is located at the annular center position of anode electrolytic plate.The middle tank is arranged between cathode leaching tank and anode leaching tank, and forms a filter cloth double-membrane three-tank structure with first membrane assembly, second diaphragm assembly and filter cloth;Meanwhile, the conical bottom can make the ore pulp at the bottom of anode leaching tank gather to the center of conical bottom, so that the ore pulp can be fully stirred.

The invention provides a cast steel special-shaped pipe fitting surface strengthening method, and relates to the field of cast steel surface strengthening. Step 2, preparing a solution: sequentially adding nano zirconium dioxide, aluminum silicate fiber, iron oxide filler, magnesium oxide filler, modified epoxy resin, sodium hexametaphosphate, a siloxane coupling agent and polyvinyl alcohol into deionized water, and stirring and mixing; step 3, preparing a coating film; and step 4, curing. According to the method, the enhanced functional coating film with high temperature resistance, thermal shock resistance and strong binding force is prepared on the surface of the cast steel special-shaped pipe fitting matrix, the binding strength of the coating film and the matrix is high, the heat insulation performance is excellent, the problems of cracking, deformation, falling and the like are not prone to occurring, the performance is stable and long-acting, and the method can be applied to the surfaces of cast steel special-shaped pipe fittings in various fields and is wide in application range.