92 results about "Web structure" patented technology

In order to simplify the manufacture of an insert part, which has two web structures, each of which forms a plurality of webs, it is proposed that the insert part is manufactured by a molding process in such a way that the two web structures touch each other in respective contact surfaces, but nevertheless remain separated from each other by a mold parting plane. This has the technical advantage that the respective outer contour of the webs of the respective web structure can be defined exclusively with a respective mold part without an offset of the respective other mold part having a negative effect on the shaping of the webs.

The invention discloses a corrugated steel web I-shaped section and a manufacturing method of a steel box composite beam, and relates to the technical field of steel box composite beams. The rod piece web I-shaped piece is installed on the side face of the bottom plate unit; the partition plate type web I-shaped pieces are installed on the side faces of the bottom plate units, and the partition plate type web I-shaped pieces are connected with the rod piece web I-shaped pieces; the solid-web type partition plate units are installed on the bottom plate units, and the solid-web type partition plate units are arranged between the partition plate type web I-shaped pieces; the truss type partition plate units are installed on the bottom plate units, and the truss type partition plate units are arranged between the rod piece web I-shaped pieces. The manufacturing method of the steel box composite beam comprises the steps that the bottom plate units, the web I-shaped pieces and the partition plate units are transported to a site to be erected, assembled and welded. The technical problem that in the prior art, a concrete bottom plate and corrugated steel web structure cannot meet the requirement for a large-span bridge is solved.

A surface layer main body comprises a rapid infiltration layer, a connecting layer, a guiding and absorbing layer and a liquid sealing layer which are sequentially arranged from top to bottom, and fibers of the rapid infiltration layer are interwoven and arranged to form a plurality of tiny channels and pore networks, so that rapid penetration and transmission of liquid are facilitated; the connecting layer is formed by melting and bonding the first fiber layer and the second fiber layer during hot pressing and plays a role in connecting and bonding the absorption guiding layer and the rapid permeation layer, the absorption guiding layer is of a double-layer fiber web structure, liquid permeates into an upper-layer fiber web and is guided in the length direction of the upper-layer fiber web through the flow guiding grooves, and the rapid permeation layer is formed by the rapid permeation layer. The liquid seal layer is made of fine denier fibers, the fine denier fibers are small in pore size and permeate towards the direction of the lower layer fiber web, under the same thickness and volume, pores of the lower layer fiber web are few, liquid can rapidly penetrate through the lower layer fiber web, and the permeation speed of the liquid is increased, the liquid seal layer is composed of fine denier fibers, the fiber pores are small, and under the action of the pore effect and gravity, the liquid seal layer can permeate towards the lower layer fiber web. And the liquid is not easy to reversely seep towards the rapid seeping layer along the liquid sealing layer.

The present disclosure relates to a thermoplastic fiber web structure (2a, 2b, 2c, 2d), which forms a support structure through fiber filaments (21a, 21h, 21i, 21k, 21l, 21m, 21n, 21q) that are melt-bonded together, the fiber filaments being formed from a thermoplastic elastomer material. The present disclosure further relates to an automobile interior part comprising a thermoplastic fiber web structure as described above and a sleeve and / or fabric (1a, 1b, 1c, 1d) fastened to the thermoplastic fiber web structure. The thermoplastic fiber web structure forms a support structure by melt extrusion of a thermoplastic elastomer material into a three-dimensional network structure, which has high resilience and recyclability. The automobile interior part, at the same time of ensuring support and comfort, achieves environmental protection, breathability and light weight. In particular, the thermoplastic material is subjected to a physical reaction rather than a chemical reaction during the melt extrusion process, so that the stability in the preparation process is better, and the product can be smoothly and controllably made. In addition, considering that conventional sleeve foaming fastening form cannot be applied to the thermoplastic fiber web structure, a completely novel fastening form is provided for the automobile interior part to match the wrapping of the thermoplastic fiber web structure.

The invention relates to the technical field of sandwich composite materials, and discloses a web-reinforced sandwich composite structure prepared by using a thermal expansion compression molding process and a method of the web-reinforced sandwich composite structure. Firstly, a light core (hard foam, balsa wood, honeycombs and the like) is cut into a required shape, an expandable foam prepreg film is cut according to a designed web structure, the interior and exterior of the web structure and the outer contour of the whole product are coated with expandable foam glue, then composite prepreg is laid on the product according to design requirements, and the composite prepreg is formed. And the web plate reinforced sandwich composite material structure is formed by utilizing internal expansion force generated by limited foaming in a thermal expansion foam pre-impregnated glue film mold. The maximum expansion force of the thermal expansion compression molding process can be maintained after the epoxy resin gel point, so that the performance of the web reinforced sandwich composite material is fully ensured, and the structural performance of the prepared web is enhanced.

Separator plate (10) for an electrochemical system, in particular for an electrolyzer, comprising: • a first layer (34) having a first outer side (38) and a first inner side (40), wherein a first channel-web structure (14) with a plurality of channels (24) and webs (22) separating the channels (24) is formed on the first outer side (38), wherein the first channel-web structure (14) forms a complementarily shaped second channel-web structure (32) on the first inner side (40), • a second layer (36) having a second outer side (42) and a second inner side (44), wherein the second inner side (44) lies opposite the complementarily shaped second channel-web structure (32) and defines with it a plurality of internal channels (24'), • a plurality of openings (50) per inner channel (24'), wherein the openings (50) each define a fluid connection between a respective inner channel (24') and the first channel-web structure (14) on the first outer side (38), wherein the number of openings (50) within a first half (H1) of a total channel length of a respective inner channel (24') is less than within a second half (H2) of the total channel length.

The invention relates to the technical field of battery boxes, discloses a lightweight composite material battery box lower box body and a forming method thereof, and relates to a typical structure design scheme and a forming process scheme of a composite material battery box. The lower box body of the battery box comprises connecting piece points such as a water cooling plate, a module and other inserts and components such as a lifting lug and a box body, thermal expansion foam prepreg serves as an internal expansion source, and the battery box is integrally formed through a thermal expansion mold pressing process. The whole lower box body is of a web-reinforced foam sandwich structure, and the strength and rigidity of the lower box body structure of the battery box can be improved through the web structure design in the light foam core, so that the mechanical property requirements of extrusion, bottom impact and the like of the battery box are met.

In various embodiments, an implant for interfacing with a bone structure includes a web structure including a space truss. The space truss may have a plurality of struts joined at nodes and the web structure is configured to interface with human bone tissue. At least some struts may form an irregular pattern in the web structure. The space truss may include two or more planar truss units having a plurality of struts joined at nodes.

The utility model provides a hollow-out type stiffening web structure. The hollow-out type stiffening web structure comprises a middle web, a top plate, a bottom plate, a plurality of first stiffening ribs and a plurality of second stiffening ribs, the top end of the middle web is fixedly connected with the top plate, and the bottom end of the middle web is fixedly connected with the bottom plate; a plurality of holes are formed in preset positions of the middle web; the first stiffening ribs are arranged on the two side faces of the top and the bottom of the middle web and arranged in the extending direction of the bridge. The second stiffening ribs are arranged on the two side faces of the middle web between the adjacent holes and located on the edges of the holes. According to the utility model, the steel consumption can be greatly reduced, and the construction cost is saved. Furthermore, the steel consumption is reduced, and the weight of the web structure is reduced, so that the construction is more convenient, and the construction difficulty and the construction cost can be reduced.

According to the field welding-free fabricated composite structure bridge and the construction method thereof, the steel top plate-profile steel-inverted-V-shaped shear key UHPC composite bridge deck is adopted to replace a concrete bridge deck, and the corrugated steel web structures and the end connecting assemblies are matched to achieve segment welding-free connection; the problems that a prefabricated concrete bridge deck is large in dead weight and prone to cracking are solved, the defects that an all-steel bridge deck is fatigued and stiffening ribs are too many are overcome, and light weight and high performance of the structure are achieved. The transversely-arranged profile steel and the bridge deck structure are cooperatively stressed, and the overall rigidity of the bridge deck slab and the bearing capacity of the cantilever end are remarkably improved. Permanent and temporary combined three-stage connection is adopted for construction, integral hoisting of the whole span is achieved, and temporary piers can be omitted; the bridge deck slab joints are arranged in a staggered manner by adopting sawtooth grooves matched with longitudinal steel bars with end plates, stress transfer is realized by virtue of grouting materials, and joint transverse steel bars are omitted; the fulcrum area avoids concrete pouring in the hogging moment area through quick welding-free splicing of the fulcrum hoisting section, and the construction procedure is simplified.

The invention relates to an integrated cobweb structure imitating special-shaped warp knitting net and a preparation method thereof, and belongs to the technical field of structural bionic textile materials. The integrated cobweb structure imitating special-shaped warp knitting net comprises a center ring, a first knitting weave, a second knitting weave, a third knitting weave,..., an nth knitting weave, a first spiral line part, a second spiral line part,..., and an mth spiral line part. The first knitting weave, the second knitting weave, the third knitting weave,... and the nth knitting weave are distributed in the radial direction, and the first spiral line part, the second spiral line part,... and the mth spiral line part are distributed annularly; the first spiral line part, the second spiral line part,..., and the mth spiral line part are distributed from inside to outside along the radial direction; the first spiral line part, the second spiral line part,..., and the mth spiral line part are connected with the first weaving structure, the second weaving structure, the third weaving structure,..., and the nth weaving structure so as to form a cobweb-like structure. The cobweb-structure-imitating special-shaped warp knitting net can be prepared in a one-time forming mode.

The invention belongs to the technical field of corrugated steel web composite beam bridges, and discloses a corrugated steel web lower flange steel-concrete joint structure and a construction method, and the corrugated steel web lower flange steel-concrete joint structure comprises a lower flange plate; the prefabricated concrete bottom plate is in lap joint with the top of the end, away from the corrugated steel web, of the lower flange plate, and a pouring space located above the lower flange plate is formed between the prefabricated concrete bottom plate and the corrugated steel web; a plurality of first stress pieces; a plurality of second stress pieces; and the cast-in-place concrete bottom plate is formed after concrete is poured into the pouring space, the formed cast-in-place concrete bottom plate wraps the multiple first stress parts and the multiple second stress parts, and the cast-in-place concrete bottom plate, the corrugated steel web, the lower flange plate and the prefabricated concrete bottom plate form a jointly-stressed whole. According to the outer wrapping type structure, through wrapping connection of the steel webs and the concrete, the sealing performance and tightness of an interface are ensured, and therefore the overall durability of a joint part is improved; and the shear stiffness is improved.

An apparatus for executing a method of manufacturing multi-piece closed-back isolation garments (410) includes machinery for creating discrete torso web pieces (412) from a continuous torso web, combining the discrete torso pieces with a continuous shoulder web (414) having neck openings (444) therein, and cutting the combined torso and shoulder web structure to form the isolation garments. The isolation garments may be used as protection from potentially hazardous or unclean materials in a variety of different environments.

A panel is disclosed, including a first facesheet, a second face sheet, and a plurality of pultrusion-formed web structures. Each web structure has a middle support portion, a first end portion, and a second end portion. The first end portion of each web structure is attached to the first facesheet and the second end portion of each web structure is attached to the second facesheet. The middle support portion, first end portion, and second end portion of each web structure form a single monolithic structure.

The invention discloses a papermaking felt containing a monofilament elastomer and a preparation method thereof, and aims to provide a papermaking felt with excellent elastic recovery performance, high strength and long service life. According to the papermaking felt, through a special preparation technology, TPU monofilaments serve as warp and weft to be made into grids, a fiber base net serves as a middle framework layer, a multi-layer fiber net structure is reinforced through a needling technology, and the papermaking felt with certain tightness and compactness is formed. Compared with the prior art, the prepared papermaking felt not only has good dehydration capacity, but also can be kept stable on a high-speed papermaking machine, the production cost is reduced, and the paper quality is improved. The papermaking felt is suitable for a high-speed vacuum cylinder papermaking machine and can meet the requirement of the modern papermaking industry for high-performance papermaking felt.

The invention provides an offshore photovoltaic steel pipe and truss combined pile which comprises a steel pipe of an upper pile section and a truss of a lower pile section, the truss can sink into seabed soil, and the transverse sectional area of the truss is larger than that of the steel pipe; a connecting section is connected between the bottom of the steel pipe and the top of the truss, the connecting section is provided with a closed section extending into the truss at the lower end of the steel pipe, the truss is provided with an extending section at the top end of a vertical rod of the truss, and lap joint parts which are connected and matched with each other are arranged between the closed section and the extending section. The steel pipes and the trusses are combined to form the combined pile, and the combined pile is of a steel pipe structure above the lowest water level (including the low tide level and the wave trough), so that wave force and ice pressure can be reduced; meanwhile, the truss structure below the lowest water level can further improve the bending resistance and horizontal bearing resistance of the pile foundation, and under the same material consumption, the bending resistance of the truss structure is improved by several times compared with a pile of a solid web structure.

A sacroiliac joint implant is formed from a web structure having a space truss with two or more planar truss units having a plurality of struts joined at nodes. The web structure is configured for fusion of a sacroiliac joint.

Splices for cable tapes are provided herein. Cable tapes, such as water blocking tapes, that include such splices are also provided. The splices and tapes may be incorporated into a tape or cable wrapping for various conductors, includingpower, telecom, and fiber optic cables. A splice for use with a cable tape comprises a layer of nonwoven fibers. The fibers form a discontinuous adhesive web having a thickness of about 0.15 mm to about 1.0 mm. The discontinuous web structure of the splice is configured to prevent formation of a film in the cable tape. The splice forms a thermal bond with multiple sections of the cable tape while substantially maintaining the thickness of the tape. The splice preferably has a cross web flexibility similar to the cable tape at the elevated temperatures experienced during extrusion, particularly when the tape is applied longitudinally inside a co-extruded tube over the fiber bundle.

The invention provides a sequential local loading die forging forming method and die based on open cavity design, the method comprises the steps of design machining, forging forming and forming post-treatment of the die and a preformed blank according to a target forge piece, and the shape of the target forge piece is that the edge is provided with a local complex structure, and the center is provided with a thin web structure; a local open cavity structure is arranged in the area, corresponding to the center thin web structure of the target forge piece, of the die, so that when forging forming is carried out, the preformed blank is locally loaded and formed in sequence from the edge to the center. According to the method, accurate forming of an edge complex structure can be achieved, meanwhile, a large-area difficult-to-deform area is prevented from being formed in a thin belly area, and the forming load is greatly reduced.

A method of manufacturing a ceramic honeycomb structure by mixing a ceramic precursor batch composition having a median particle diameter less than or equal to about 10 μm and at least one starch-based pore former having a median particle diameter greater than or equal to about 10 μm. The method also includes forming a mixture of ceramic precursor batch composition and a starch-based pore former into a green ceramic structure having a web structure, and firing the green ceramic structure to yield a ceramic honeycomb structure.

A bionic amphibious robot based on a duck web structure comprises a body and at least one pair of bionic feet disposed externally thereof. Each bionic foot comprises a servo frame, a power unit disposed thereon, an upper active rocker arm, a lower active rocker arm, and an actuator link connected to each of the upper and lower active rockers. The upper active rocker arm is connected to one end of the actuator link via a connecting rod, and the lower active rocker arm is connected to the middle of the actuator link, thereby forming a five-bar linkage with two degrees of freedom. The other end of the actuator link is provided with an adaptive flipper arm, and the power unit is connected to the upper active rocker arm, the lower active rocker arm, and the adaptive flipper arm via flexible cables. The present invention utilizes an integrated leg-fin structure to enable the flippers to open and close without the need for an additional motor. This addresses the problem of traditional leg-fin robots being unable to adapt to wetland environments where water and land intersect, further broadening the application scenarios of leg-fin robots.

The personal care compositions of the present invention are in the form of an Article comprising a dissolvable fibrous web structure. The fibers of the dissolvable fibrous web structure comprise a surfactant; a water soluble polymeric structurant; and a plasticizer. Additionally the ratio of the water soluble water soluble polymeric structurant to the active agent in the fiber is 3.5 or less.

Various embodiments include a fibrous nonwoven web structure having a substantially uniform structure. The nonwoven web includes at least one meltblown fibrous material, at least one secondary fibrous material, and has a TS7 softness value of less than about 7.0. In various embodiments, the fibrous nonwoven web structure further includes a softener.

A fin sealer and method to seal a radially outwardly directed fin of a tubular web structure by directing the fin through a nip between a first and a second fin sealing rollers while communicating heat to the fin through at least one of the fin sealing rollers is provided. The fin sealer is configured to maintain a nominal face-to-face relation between an outer annulus of the first fin sealing roller and an outer annulus of the second fin sealing roller with a flexible connection between a hub element of the second fin sealing roller with the outer annulus of the second fin sealing roller.

The invention discloses a corner-reinforced spider web hyperbolic bionic pillar sandwich panel and a hovercar chassis. The corner-reinforced spider web hyperbolic bionic pillar sandwich panel comprises an inner core layer and panels fixedly connected to the two sides of the inner core layer. The inner core layer comprises a plurality of pillar units arranged in a two-dimensional periodic array; each supporting column unit comprises a hyperbolic supporting column with the middle contracting and the two ends expanding, and corner reinforcing structures arranged at the two axial ends of the hyperbolic supporting column correspondingly. The corner reinforcing structure comprises a plurality of radial supporting components and at least one annular supporting component, each radial supporting component extends in the radial direction of the end face of the hyperbolic supporting column, one end of each radial supporting component is connected to the center of the end face, and the other end of each radial supporting component is connected to a connecting point of the periphery of the end face. The annular supporting component is arranged around the center of the end face, and the annular supporting component and the radial supporting component are connected to form a spider web structure. Efficient energy absorption and stress dispersion can be achieved under vertical impact and multi-direction loads, and therefore the impact resistance of the hovercar chassis is remarkably improved.

According to an example aspect of the present invention, there is provided a method for manufacturing a multi-ply fibre web structure from a cellulose-based material by combining two different web layer forming technologies, a foam-laid process and a dry-laid or an air-laid process, and wet-pressing thereby formed web layers together. Also described is a multi-ply fibre web structure manufactured by such method.

The invention provides an optimal design method for a cooling tower axial flow fan blade web structure, and belongs to the technical field of optimal design of axial flow fans. The method comprises the following steps: firstly, performing simulation calculation on an initial structure of a blade to obtain stress distribution of the initial structure of the blade and obtain maximum equivalent stress; secondly, sampling to generate an initial sample set by taking the position and the angle of the web as design variables and the weight and the maximum equivalent stress of the initial structure of the blade as structural response, and performing finite element simulation on each sample point to obtain the blade weight and the maximum equivalent stress corresponding to the sample point; establishing a function relationship between the design variable and the structural response; and finally, solving an optimal web position and angle combination in the blade main body, and performing finite element simulation verification. According to the invention, both performance and light weight can be realized, and the running stability and reliability of the fan are improved; and meanwhile, the optimization precision is ensured, and the method has important engineering application value.

The utility model provides a reinforced breathable webbing structure, which relates to the technical field of webbings. The utility model comprises a breathable layer, a reinforcing layer and a protective layer, wherein the breathable layer, the reinforcing layer and the protective layer are respectively an inner layer, a middle layer and an outer layer, and the breathable layer, the reinforcing layer and the protective layer are all cross-woven by warp and weft, and the reinforcing layer is arranged between the breathable layer and the protective layer, and the breathable layer, the reinforcing layer and the protective layer are bundled together by chaining yarns by the weft yarns in the breathable layer, the warp yarns in the reinforcing layer and the weft yarns in the protective layer. The utility model arranges the breathable layer, the reinforcing layer and the protective layer, and weaves and combines the three layers of fabrics by chaining yarns, so that the webbing can have good breathability and water absorption at the same time, and greatly enhances the physical strength and tensile strength of the webbing, so that the webbing is not easy to deform, and then the webbing can be adapted to a variety of usage occasions, thereby improving the practicality of the webbing.

The application discloses a spider-web optical fiber ribbon cable and a preparation method thereof, and relates to the technical field of optical cable materials. The spider-web optical fiber ribbon cable is composed of at least a central reinforcing element, an air-core optical fiber ribbon unit, a protection unit and a sheath layer. The air-core optical fiber ribbon unit is arranged outside the central reinforcing element, the protection unit is arranged around and covers the outside of the air-core optical fiber ribbon unit, and the sheath layer is wrapped outside the protection unit. The air-core optical fiber ribbon unit is obtained by fixing a plurality of spider-web structure cladding air-core optical fibers with a coating layer on the surface through an adhesive. The application realizes the problems of structure protection and interface compatibility by adopting a novel coating material to prepare the coating layer on the spider-web structure cladding air-core optical fiber. The modulus matching and delamination problems are solved by using a novel adhesive, and finally, the stable-performance spider-web optical fiber ribbon cable is prepared.

Balancing element for attachment to a rotating component, in particular to a rotor shaft (1), comprising an inner ring (6) for arrangement on a shaft (2) of the component, a concentric outer ring (7) and a web structure (9) connecting the inner ring (6) with the outer ring (7), wherein the outer ring (7) is displaceable relative to the inner ring (6) while retaining its circular shape when a radial force is applied, and the web structure (9) is simultaneously deformed.