11results about How to "Good integrity" patented technology

A power semiconductor module preparation method includes forming a power semiconductor assembly by plastic packaging a power device, forming a first heat dissipation surface on a surface of the power semiconductor assembly, heating a first material between a first heat sink and the first heat dissipation surface, and cooling the first material of the first heat dissipation surface to connect the power semiconductor assembly and the first heat sink. The power semiconductor module preparation method makes the power semiconductor module by the form of plastic packaging first and then welding, so that the power semiconductor module has better integrity, can make the power semiconductor module have stronger waterproof performance, when the first heat sink of the power semiconductor module takes away heat through liquid cooling, the cooling liquid is not easy to penetrate into the power semiconductor assembly of the power semiconductor module, and the sealing performance detection can be performed in advance, thereby improving the reliability. The application also provides a power semiconductor module.

The invention belongs to the technical field of ecological engineering, and discloses a green plant block wall and a construction method of the green plant block wall, and the green plant block wall comprises green plant blocks, an adhesion agent and green plants. The green plant building block comprises a box-shaped hollow structure with an opening in the top surface, and specifically comprises a masonry building block, a planting building block and a composite building block. The masonry building block comprises one or more masonry cavities, and the cavities are filled with compacted materials; the planting building block comprises one or more planting cavities, and the cavities are filled with planting soil; the composite building block is of a box-type hollow structure with openings in the top faces of a plurality of cavities including a masonry cavity and a planting cavity, the masonry cavity is filled with compacted materials, and the planting cavity is filled with planting soil. The green plants are flowers and plants planted in the soil body of the planting cavity. According to the green plant block wall, wall building and greening are integrated, manufacturing materials are easy to obtain, the process is simple, construction is convenient, the masonry cavities are connected in an up-down and left-right meshed mode, the formed green plant block wall is good in strength, rigidity and durability, materials and land are saved, the environment is beautified, second-hand plastic products and recycled concrete can be recycled, plastic waste is reduced, and the green plant block wall is environmentally friendly. Construction waste is reduced, economical efficiency is good, sustainable development of circular economy is facilitated, and good economic and social benefits are achieved.

The invention discloses a foundation pit supporting passive area soil body reinforcing structure and a construction method thereof. The structure comprises fender posts arranged along the periphery of a foundation pit; the cement soil reinforcement area is located in the passive area soil body behind the fender posts, and the cement soil reinforcement area is formed by meshing a plurality of cement mixing piles; the high-pressure jet grouting pile reinforcing band is arranged between the fender post and the cement soil reinforcing area, and the high-pressure jet grouting pile reinforcing band fills a gap between the fender post and the cement soil reinforcing area, so that the fender post, the high-pressure jet grouting pile reinforcing band and the cement soil reinforcing area are in close contact, and a continuous force transmission system is formed. The gaps between the fender posts and the cement mixing piles are filled with the high-pressure jet grouting piles, force transmission is smooth, the passive area soil reinforcement effect is greatly improved, fender post deformation is effectively controlled, and the safety and stability of a foundation pit are guaranteed.

The utility model relates to the technical field of municipal gardens facilities, disclose a kind of tree pool grate, including pedestal and multiple grate units, multiple grate units are spliced combination by detachable connection mode, and form the through opening for tree to pass in middle part, pedestal is arranged in tree pool mouth part, and the inner wall of pedestal is fixedly installed with connecting structure, and grate unit is detachably connected with pedestal by connecting structure, the utility model will traditional integrated grate be decomposed into multiple detachable grate units.This modular design makes each unit small in volume, light in weight, greatly reduces the difficulty and cost of transportation and handling.It is particularly important that when local (such as a grate unit) is damaged or needs to be targeted to maintain the area under the tree, the entire grate does not need to be replaced or moved, and only the specific unit needs to be operated, which greatly reduces the cost and difficulty of later maintenance.

The invention relates to the technical field of composite materials, in particular to a polyethylene composite material and a preparation method and application thereof. According to the invention, graphene oxide is compounded with cerium dioxide and titanium dioxide to construct an embedded carbon nanostructure, the obtained embedded carbon material not only can effectively avoid the problem that graphene oxide is easy to agglomerate, but also can enable cerium dioxide, titanium dioxide and graphene oxide to generate a synergistic effect in performance, so that each component fully plays a role, and the performance of the material is improved. The mechanical property and the high temperature resistance of the polyethylene composite material can be effectively improved. On the basis, a composite cross-linking agent is adopted, and polyethylene is efficiently cross-linked, so that on one hand, stable distribution of the embedded carbon material in the polyethylene composite material is ensured, and on the other hand, the compatibility and connectivity of the polyethylene and the embedded carbon material are improved; therefore, the polyethylene composite material provided by the invention has better compression resistance and integrity.

The application belongs to the technical field of water treatment agents, and particularly relates to a multifunctional composite water purifying agent and a preparation method thereof, which comprises the following raw materials in parts by weight: multifunctional water purifying powder 90-100 parts, bentonite 8-10 parts, sodium carboxymethyl cellulose 0.5-1.5 parts, sodium percarbonate 0.5-1 part and sodium citrate 0.5-1 part; the multifunctional water purifying powder comprises core layer material and shell layer slurry; the multifunctional water purifying agent of the application takes the multifunctional water purifying powder with a core-shell structure as a core, cooperates with bentonite, sodium carboxymethyl cellulose, sodium percarbonate and sodium citrate, realizes efficient and synchronous removal of heavy metals, organic matters, colority and microorganisms, and has the advantages of wide spectrum, stability and easy recovery.

The utility model discloses a flexible wall washing lamp, which comprises a plurality of PCB (printed circuit board) lamp panels connected through metal leads, and each PCB lamp panel is provided with an LED (light-emitting diode) luminous source; each optical lens is arranged above each LED light emitting source and is fixed with the corresponding PCB lamp panel; the shading insulating coating layer wraps the plurality of PCB lamp panels and the plurality of optical lenses, and a waterproof perspective window is arranged at the position right opposite to each optical lens; and a plurality of light-transmitting anti-dazzle grid sheets, wherein each light-transmitting anti-dazzle grid sheet is embedded and fixed in one perspective window. The anti-dazzle LED lamp is simple in structure, easy to install, capable of being bent in multiple directions and capable of achieving the anti-dazzle effect.

The utility model discloses a kind of warm knitted fabric, including skin layer and warm layer, the knitting structure of skin layer is weft plain stitch, warm layer includes framework yarn layer and warm yarn layer, framework yarn layer and warm yarn layer interlaced knitting form warm layer, framework yarn layer is knitted by solid weaving thread, warm yarn layer is knitted by hollow weaving thread;According to the warm knitted fabric proposed in the utility model, heat loss can be effectively blocked, the warm-keeping performance is significantly improved, and the compressive resistance and deformation resistance of the fabric are also improved, so that it is not easy to collapse or deform during use, prolonging the service life.

The utility model belongs to the technical field of hydraulic engineering construction, and particularly relates to a slope gridding beam structure which is good in integrity and capable of being rapidly constructed. A slope gridding beam structure good in integrity and capable of being rapidly constructed comprises prefabricated gridding beams, cast-in-place connecting sections, exposed reinforcing steel bar sections, cover molds and concrete pouring openings, the exposed reinforcing steel bar sections are arranged on the two sides of each prefabricated gridding beam, the cast-in-place connecting sections are located between every two adjacent prefabricated gridding beams, the cover molds are arranged on the cast-in-place connecting sections, and the concrete pouring openings are formed in the concrete pouring openings. A concrete pouring opening is formed in the cover mold. By adopting a combination mode of prefabricating the prefabricated grid beams and casting the cast-in-place connecting sections in place, the connection between the grid beams and the slope is enhanced while the construction efficiency is ensured, so that the overall performance of the slope grid beam support is improved, and a more reliable guarantee is provided for slope protection of a water conservancy project.

The application discloses a land survey quality monitoring system for remote sensing image intelligent segmentation and ground object identification, relates to the technical field of remote sensing, and comprises an image identification module, a label comparison module and a monitoring module. Specifically, remote sensing images of land to be monitored are acquired through a remote sensing sensor, image regions are divided through structural complexity analysis, and the category probability vectors of the pixel positions of each region in the formed non-uniform region set are analyzed and acquired to construct a label map of the whole remote sensing image. Pixel-by-pixel category comparison is performed on the current label map and a reference label map to form a change mask map. Structural change regions are identified according to the change mask map. Through time sequence analysis, it is determined whether the corresponding candidate label inconsistent regions under different time phases are still structural change regions to acquire a judgment result. Based on the judgment result, an electronic map is updated.

The utility model discloses a kind of lower hanging strip-shaped sound installation support, it is related to sound installation support technical field.The utility model includes seat, the outer surface of box seat is fixedly connected with lug plate, the inside of box seat is provided with rotating assembly and displacement component, the outer surface of rotating assembly is provided with telescopic component, the inside of box seat is provided with limiting component, rotating assembly is used to drive displacement component to move, and displacement component is used to connect strip-shaped sound.The utility model is connected by rotating assembly and displacement component, when rotating assembly is rotated in box seat, since displacement component is threadedly connected with rotating assembly, the rotation tendency of displacement component is blocked by box seat, rotating assembly can drive displacement component to slide along box seat at this time, to realize the adjustment of displacement component position, when installing different models of strip-shaped sound, it can be adapted with different models of strip-shaped sound by adjusting the position of displacement component, avoid the situation that cannot be installed.