19results about How to "Malleable" patented technology

The utility model relates to the technical field of automobile chassis protection, in particular to a modularized automobile chassis assembly armor which comprises protection units and unit connecting pieces, the whole armor is composed of a plurality of sets of protection units matched with the unit connecting pieces, the whole protection units are of a square structure, and the joints of every four adjacent sets of protection units are connected through the unit connecting pieces. Each protection unit comprises an armored protection plate, the armored protection plate is of a square structure, and connecting clamping grooves of right-angle structures matched with the unit connecting pieces are formed in the four corners of the upper surface of the armored protection plate correspondingly. Each unit connecting piece comprises a cross-shaped connecting hanging plate, and the cross-shaped connecting hanging plates are arranged at the connecting positions of the four sets of adjacent armor protection plates. The whole armor is composed of the multiple sets of protection units matched with the unit connecting pieces, convenient and fast assembly of the armor is achieved through the modular unit design and the detachable connecting mode, meanwhile, when the armor is damaged, the damaged units can be independently replaced, and the maintenance cost is reduced.

The invention discloses a ceiling type flexible water storage structure suitable for underwater, comprising: a flexible bag comprising a bag body inner membrane and a bag body outer membrane; the bandage is arranged on the outer surface of the flexible bag and used for fixing the position of the flexible bag; and the concrete ceiling corresponds to the flexible bag in position, and the flexible bag is located on the inner side of the concrete ceiling. According to the ceiling type flexible water storage structure suitable for underwater, the flexible bag is arranged in a water area close to the island reef, the flexible bag is fixed through the anchor cable and the concrete ceiling, and the flexible bag and the breakwater are combined to form necessary conditions for storing fresh water, so that the aim of offshore water storage of the island reef is achieved; the flexible bag can be flexibly adjusted according to the shape of the storage space, is suitable for irregular submarine topography, and has the advantage of good space adaptability; and compared with a rigid water storage tank, the flexible bag is easier to transport and mount, and is particularly suitable for remote or resource-limited island regions.

This disclosure relates to a composition for preparing phase change composite materials, the phase change composite material itself, a preparation method thereon, and its applications. Based on the total weight of the composition, it comprises: 80-90% by weight of a phase change material, 5-17% by weight of a thermally conductive filler, and 3-15% by weight of a thickener. The phase change composite material has a phase change enthalpy of 80-250 J / g, a phase change enthalpy yield of 80-90%, a thermal conductivity of 1-10 W / m·K, and a melt index of 15-150 g / min. Using the composition of this disclosure to prepare the phase change composite material can improve the phase change enthalpy yield, while also exhibiting high thermal conductivity and a certain degree of plasticity in the molten state. Furthermore, the mixing and molding processes are simplified by using only a heated stirring pan or kneading pan, reducing production costs.

The utility model belongs to the technical field of batteries, and discloses an insulating film, a pole group structure and a battery monomer, the insulating film comprises a first coating part and a second coating part, the first coating part is used for coating the bottom surface of a pole group, the second coating part surrounds and is fixed on the periphery of the first coating part, the second coating part is used for coating all side walls of the pole group, and the first coating part is used for coating the bottom surface of the pole group. The second coating part has plasticity and thermoplasticity, the insulating film can be used as a whole to coat the bottom surface and all side walls of the pole group, and after the pole group is coated, no splicing seam is formed in the insulating film, so that the leakproofness of the pole group coated by the insulating film is greatly improved, and a powerful guarantee can be provided for the insulativity between the pole group and a battery shell.

The utility model belongs to the technical field of insulating tube, specifically is a kind of environment-friendly insulating plastic insulating tube, including pipe body, rubber tube, spring and protection tube, the surface of pipe body is provided with splicing component, the splicing component is used to splice multiple pipe bodies, the surface of pipe body is fixedly installed with rubber tube, by the setting of rubber tube and spring, rubber tube can provide absolute insulation and protection to cable, and simultaneously its own material also has certain ductility, can extend according to the movement of cable, improve coverage area, spring can play buffering effect, to ensure that foreign matter cannot harm rubber tube.

The present invention discloses a method for making a screen, comprising the following steps: treating a steel mesh cloth with a liquid medicine to loosen the mesh knots of the steel mesh cloth; then dehydrating and drying the steel mesh cloth; then using four chucks to clamp the four corners of the rectangular steel mesh cloth respectively, and the four chucks open and tighten the steel mesh cloth, and the mesh of the steel mesh cloth is a square; then synchronously rotating the two chucks at both ends of a short side of the steel mesh cloth forward, and synchronously rotating the two chucks at both ends of the other short side of the steel mesh cloth backward, stretching the mesh of the steel mesh cloth from a square to a rhombus, and making the angle of a pair of acute angles in the rhombus grid reach a predetermined angle; then completing the subsequent plate making steps according to the conventional process. The present invention can stretch the mesh of the steel mesh cloth from a square to a rhombus, and then prepare a screen using a rhombus mesh steel mesh cloth. The screen of the present invention can print a narrower line width, and the linear uniformity will be more stable, and the printing performance will be relatively improved.

This invention relates to the field of radioactive source core technology, and provides a radioactive source core based on a waste Strontium-90 applicator source sheet and its preparation method. The radioactive source core based on the waste Strontium-90 applicator source sheet includes: a first Au layer, a first Pd layer, a second Au layer, and so on, connected sequentially from top to bottom. 90 The structure comprises an Sr active layer, a first Ag layer, a second Pd layer, and an organic sealing layer, wherein the organic sealing layer covers the Sr active layer, a first Ag layer, a second Pd layer, and an organic sealing layer. 90 The exposed portion of the Sr active layer. The radioactive source core and its preparation method based on waste Sr-90 applicator source sheets provided by this invention realize the reuse of radioactive waste, obtain a low-activity β radioactive source core, recycle radionuclides, reduce the environmental pressure of radioactive waste, and practice the concept of green development.

The utility model relates to the technical field of weld joint tightness inspection, and particularly discloses a weld joint tightness inspection device which comprises a first inspection groove, a second inspection groove and a third inspection groove. The second inspection groove is arranged on the periphery of the first inspection groove, the third inspection groove is arranged on the periphery of the second inspection groove, the first inspection groove is provided with a first air exhaust hole, and the second inspection groove is provided with a second air exhaust hole; the third inspection groove is provided with a third air exhaust hole; and the lower part of the side wall of the first inspection groove, the lower part of the side wall of the second inspection groove and the lower part of the side wall of the third inspection groove are respectively provided with a sealing assembly. The air leakage detection device can improve the accuracy of judging whether air leakage of equipment comes from the air leakage of the equipment or not, improves the reliability and the accuracy of detection data, has the advantages of good weldability, plasticity and durability and the like due to the adoption of metal materials such as aluminum plates, and remarkably improves the collision resistance and prolongs the service life.

The utility model discloses a piston multi-cylinder type squeezer in the technical field of squeezing equipment, which comprises a plurality of outer cylinders, piston plates movably arranged in the inner cylinders and a driving device for driving the piston plates to move up and down for squeezing, each outer cylinder is provided with an inner cylinder with a plurality of micropores, and the outer cylinders are connected with liquid discharge pipes. An elastic turning piece is fixedly connected between the piston plate and the corresponding inner cylinder, and the turning piece turns over the fruit grains after being curled and stretched. And the turning piece turns over the fruit grains in the bending and stretching process, so that manual shoveling for loosening and dispersing the fruit grains is not needed.

This application relates to the field of storage tool technology and provides a card holder. The card holder includes a first clamping body and a second clamping body. The first clamping body is a flexible component, and the second clamping body is a rigid component. The first and second clamping bodies are connected, and a clamping space for holding cards is provided between them. The second clamping body in this application is a rigid component. This structural design provides stable structural support for the card holder, enabling it to withstand greater external forces without easily deforming, breaking, or snapping. This effectively enhances the overall durability of the card holder, reduces the risk of damage due to long-term use, and extends the card holder's service life. Simultaneously, the first and second clamping bodies, as flexible components, work together to buffer and absorb shocks when subjected to external forces, protecting the cards within the clamping space. Furthermore, the combined use of the first and second clamping bodies also makes the card holder's style less monotonous, achieving an effective fusion of two different materials.

The utility model discloses a novel plastic plug with strong sealing capability, which comprises a plug, the plug consists of an upper connector and a lower plug, a sealing rubber ring is sleeved at the top of the lower plug, an inflatable rubber ring is arranged at the bottom of the lower plug, threads are arranged on the surface of the upper connector and connected with a threaded seat, and an air inlet channel is arranged on the surface of the top of the plug. The air inlet channel is communicated with the inflatable rubber ring, and a one-way valve is mounted at an air inlet of the air inlet channel; according to the design, the sealing rubber ring can be extruded by rotating the threaded seat, so that the sealing rubber ring is better attached to the contact surface, and the sealing effect is better; the inflatable rubber ring is arranged at the bottom of the lower plug body of the plug, the inflatable rubber ring can bulge to be attached to the contact faces on the two sides in a sealed mode through inflation, due to the flexibility of rubber, the rubber hollow ring expanded after inflation has plasticity, and after the expanded rear face makes contact with the sealing face, flexible curve deformation occurs, and therefore the periphery can be sealed; therefore, double-layer sealing is achieved, and the sealing effect is good.

This invention discloses a method for coating SiO with nano-PMMA as the core. 2 / CeO 2 A method for preparing double-shell abrasives relates to the field of composite abrasive technology. The method includes the following steps: First, a soap-free emulsion polymerization method using a boiling system is employed, with methyl methacrylate as the monomer and 3-(methacryloyloxy)propyltrimethoxysilane as the coupling agent. The polymerization reaction is initiated with 2,2'-azobisisobutylamidine dihydrochloride to prepare PMMA microspheres with controllable particle size and good monodispersity. Then, using tetraethyl silicate as the raw material, a strawberry-shaped PMMA / SiO2 microsphere is prepared using the sol-gel method. 2 Composite microspheres; finally, nano-CeO was prepared by homogeneous precipitation using soluble cerium salt as raw material and hexamethylenetetramine as precipitant. 2 Uniformly coated double-shell PMMA / SiO 2 / CeO 2 Composite abrasive; this abrasive has a flexible core and a large number of surface active sites, which can achieve lower surface roughness and higher material removal rate in ultra-precision surface polishing.

The invention relates to the technical field of coal-based hard carbon negative electrode materials, discloses a coal-based hard carbon negative electrode material as well as a preparation method and application thereof, and solves the problems of relatively low specific capacity and initial coulombic efficiency of the coal-based hard carbon negative electrode material. The preparation method of the coal-based hard carbon negative electrode material comprises the following steps: S1, activating pulverized coal to obtain activated pulverized coal; s2, mixing the activated pulverized coal with nanoscale thermoplastic resin to obtain a mixture, and performing pre-carbonization treatment on the mixture; and S3, performing carbonization treatment on the product in the S2 to obtain the coal-based hard carbon negative electrode material. The pre-carbonization treatment comprises the following steps: putting the mixture into a mold, filling nitrogen into the mold for the first time, heating to a first target temperature, and preserving heat; carrying out first vacuum exhaust and step-by-step mold pressing; and after step-by-step mold pressing is completed, the temperature is increased to a second target temperature, heat preservation is conducted, and then nitrogen is charged for the second time. The specific capacity and the first coulombic efficiency of the prepared coal-based hard carbon negative electrode material are remarkably improved.

The application relates to the field of battery diaphragm production, and relates to a sun gear winding framework and an application method thereof.The sun gear winding framework comprises an inner ring body and an outer ring body, the inner ring body is used for sleeving the outer periphery of a gas expansion shaft, the inner ring body is provided with an inner separation slot, the inner separation slot penetrates the inner ring body, the outer ring body is coaxially sleeved on the outer periphery of the inner ring body, the inner ring body and the outer ring body are in interference fit, the outer periphery of the outer ring body is used for abutting against the inner wall of a winding drum, the outer ring body is provided with an outer separation slot, the outer separation slot penetrates the outer ring body, and the outer separation slot is flush with the side wall along the circumferential two sides of the inner ring body. The inner separation slot and the outer separation slot are arranged, the inner ring body and the outer ring body have certain ductility, the sun gear framework is convenient to abut against the inner wall of the winding drum under the action of the gas expansion shaft, circumferential fixing of the winding drum and the gas expansion shaft is realized, the application range of the gas expansion shaft is improved, the replacement process of the winding drum is simplified, the sun gear framework is composed of the inner ring body and the outer ring body, the separate replacement of the inner ring body or the outer ring body is facilitated, and the production cost is reduced.

This invention provides a warp-knitted integrated fleece fabric and its weaving process. The base fabric is woven using chain stitch and weft insertion, resulting in greater softness. The primary long pile is formed by splitting the fabric, making it more malleable during finishing processes and allowing for diverse styles of the long pile surface. The short pile is formed through a pre-processing napping technique, making the short pile surface fuller and finer, and less prone to shedding. During the weaving process, GB3 and GB4 knit chain stitch and padding stitch in the front and back needle beds, respectively. In the same row and on the same needle bed, when GB3 knits the chain stitch / padding stitch, GB4 knits the padding / chain stitch. GB3 and GB4 cross the needle bed once after every two rows to form the primary greige fabric. The primary greige fabric is split to obtain a greige fabric with several primary long piles. Each primary long pile is fixed by two loops, making the long pile of the warp-knitted integrated fleece fabric less prone to shedding. This solves the technical problems of insufficient fineness of the short pile surface, monotonous style of the long pile surface, hard fabric base, and shedding in existing integrated fleece fabrics.

A device for repairing and fixing natural residual branches of shield-shaped Duncan Coral relates to the field of ecological restoration of coral and comprises a coral bottom support and a threaded connection component. The coral bottom support is used for being connected with the shield-shaped Duncan coral, and a through hole is formed in the coral bottom support; the threaded connection assembly is used for connecting the coral bottom support with the repairing frame in a threaded mode. The threaded connection assembly comprises a screw, a flat gasket and a nut, and the coral bottom support is connected to the repairing frame through the threaded connection assembly via the through hole in the coral bottom support. The coral repairing device is stable and simple in structure, is specially designed for the shield-shaped Duncan coral, is matched with the shape of natural residual branches, is suitable for sea areas where human activities are frequent, and can improve the coral repairing effect.

This utility model discloses an asphalt pavement repair device, relating to the field of pavement auxiliary repair technology. The device includes two scrapers coaxial at one end and staggered, an outer scraper strip located outside the scrapers, an inner scraper strip, an adjusting device, a movable seat, a support column, and a handle. The inner scraper strip is located inside the connection between the two scrapers and covers the gap at the connection. The adjusting device is located outside the two scrapers and adjusts the angle between them. The adjusting device includes a mounting block, two parallel and spaced connecting rods, a mounting frame, a lever, and a connecting spring. This utility model can adapt to damaged areas of different sizes, improving the device's adaptability, avoiding asphalt waste, effectively preventing asphalt from seeping into the gap between the scrapers and the scraper strip, and improving the smoothing quality.

The utility model relates to the technical field of double-sided pressing equipment for aluminum veneers, in particular to double-sided pressing equipment for aluminum veneers, which is characterized in that a liquid supply mechanism is started to supply liquid to a spraying mechanism and clean two sides of each aluminum veneer, and after cleaning is completed, a heating mechanism is started to heat the surfaces of the aluminum veneers, so that the aluminum veneers have ductility. The aluminum veneer is moved to the position below the pressing mechanism through the transmission mechanism, the two faces of the aluminum veneer are pressed by starting the pressing mechanism, and the practicability of the equipment is improved; comprising a transmission mechanism; the device further comprises a liquid supply mechanism, a spraying mechanism, a heating mechanism, a pressing mechanism and a cooling mechanism, the liquid supply mechanism is located on the rear portion of the transmission mechanism, the spraying mechanism is installed on the transmission mechanism and the pressing mechanism, the heating mechanism and the pressing mechanism are both installed on the pressing mechanism, the cooling mechanism is located on the right side of the heating mechanism, and the pressing mechanism is installed on the transmission mechanism.