34results about How to "Improve enhanced performance" patented technology

The invention relates to a composite component (100) comprising a shell (200) that surrounds at least some areas of a chamber (201) and comprising a structural component (300) for reinforcing the shell (200). The structural component (300) is spaced from a wall (202, 203, 204) of the shell (200) at least in some areas, said wall determining the chamber (201), and a structural material (101) is provided at least along some areas between the wall (202, 203, 204) of the shell (200) and the structural component (300). The shell (200) has at least one free edge (206, 207), and the structural component (300) extends over at least some areas of the free edge (206, 207) of the shell (200).

The invention aims at proving a vehicle body framework made of press working drip mouldings of a two-wheeled motorcycle. The vehicle body framework not only satisfies a requirement of light weight but also has relatively high rigidity. On the vehicle body framework, a main framework (22) is composed of a straight line extension portion (27) and a bending portion (28) which bends from a rear end of the straight line extension portion (27) and is extended downwards. A rear framework (23) is a part whose head end is connected with the left and right lateral surfaces of the bending portion (28) in a vehicle width direction and a part that is extended backwards. Reinforcement members (77, 78) that are generally rectangular in an overlook view are disposed between the bending portion (28) and a front portion inner surface of the rear framework (23). Front edges of the reinforcement members (77, 78) are connected with a rear surface of the bending portion (28) and a pivot framework portion (24) respectively.

To reinforce, with a reinforcing member, a foot bracket which supports a seat on a vehicle body floor, and to suppress increase in a size of the foot bracket due to use of the reinforcing member, left and right end portions of the reinforcing member for reinforcing the foot bracket are fixed to the foot bracket, the foot bracket fixed on the vehicle body floor and supporting a seat supporting part of the seat. An intermediate portion of the reinforcing member, which is a main part thereof, is situated within a projection plane in an up-down direction of the foot bracket. A straight portion of the reinforcing member corresponding to a fixing portion for fixing the foot bracket to the vehicle body floor is disposed on the seat supporting part side of the foot bracket.

The invention discloses a small tremie grouting machine for tunnel construction. The small tremie grouting machine comprises a cantilever, a supporting disc is fixedly connected to one end of the cantilever, and a plurality of grouting devices are arranged on the supporting disc; the grouting devices comprise sliding blocks, a plurality of sliding grooves are formed in the side, away from the cantilever, of the supporting disc, the sliding blocks are slidably connected with the sliding grooves in one-to-one correspondence, a supporting box is fixedly connected to the sliding blocks, an extending hole is formed in one end of the supporting box, an injection pipe is slidably connected into the extending hole, a storage pipe is fixedly connected to the outer side of the supporting box, a piston plate is slidably connected into the storage pipe, a pushing rod is fixedly connected to one side of the piston plate, the pushing rod extends to the outer part of the storage pipe, a conveying pipe is fixedly connected to the other end of the storage pipe, and the other end of the conveying pipe communicates with the injection pipe and is fixedly connected with the injection pipe. According tothe small tremie grouting machine, a grouting hole is grouted by the injection pipe, and meanwhile retracting is conducted, so that the grouting hole can be fully filled with cement slurry, and the foundation strengthening effect is improved.

Provided is a method for producing a cellulose fine fiber that has a nano size and high crystallinity and rarely undergoes the damage of a fiber shape, by impregnating cellulose with a formic acid-containing fiberizing solution and then fiberizing the cellulose, without requiring vigorous mechanical fragmentation of the cellulose. Also provided is a method for producing a surface-modified cellulose fine fiber in which the cellulose is modified. The method for producing a cellulose fine fiber according to the present invention involves impregnating cellulose with a fiberizing solution, i.e., formic acid, a formic acid-rich aqueous solution or a solution of formic acid or a formic acid-rich aqueous solution in an aprotic solvent having a number of donors of 26 or more and then fiberizing thecellulose. The method for producing a surface-modified cellulose fine fiber according to the present invention is characterized in that the fiberizing solution further contains a modification reaction agent and the method involves impregnating cellulose with the fiberizing solution and then modifying the microfibril surface of the cellulose while fiberizing the cellulose.

The invention discloses a pipeline compensation joint convenient and rapid in butt joint. The pipeline compensation joint comprises a joint main body and connectors, the connectors are arranged on the two sides of the joint main body, an external pipeline is arranged on one side of each connector, and splicing structures are arranged at the two ends in each connector; and each splicing structure comprises a limiting groove, a moving groove, a ball, a through groove, a telescopic spring, a supporting block, a push plate and a limiting block, the through groove is formed in the two ends of the interior of the connector, the telescopic spring is arranged in the through groove, and the supporting block is fixed to one side of the telescopic spring. A sealing structure is arranged in the middle of the interior of the connector, when the external pipeline moves in the connector, a sealing block is squeezed to contract towards one side, when the external pipeline moves to a sealing groove, a reset spring pushes the sealing block to be inserted into a sealing gasket according to the elastic characteristic of the reset spring, and therefore sealing is completed, and the sealing effect is improved.

The present invention relates to a non-pneumatic tire having a support structure for supporting loads from a vehicle. The support structure (SS) has: an inner annular portion (1), and an intermediate annular portion ( 2), an outer annular portion (3) arranged in a concentric circle on its outer side, a plurality of inner connecting portions (4) that connect the inner annular portion (1) and the middle annular portion (2) and are independent in the circumferential direction ), connecting the outer annular portion (3) and the intermediate annular portion (2) and a plurality of outer connecting portions (5) that are independent in the circumferential direction.

The invention discloses a novel reinforcing structure for an automobile longitudinal beam. The structure comprises an automobile longitudinal beam front section and an automobile longitudinal beam rear section, and a fixing block is arranged on the inner wall of the automobile longitudinal beam front section. When the automobile longitudinal beam front section needs to be reinforced, the fixing block is placed in the middle of the inner wall of the automobile longitudinal beam front section, then the fixing block and the automobile longitudinal beam front section are fixed through a formed first threaded hole, then a first mounting plate and a second mounting plate are pulled towards the two sides to drive a connecting block to move, and the connecting block drives a first sliding block to slide on the inner wall of a first sliding groove until the first mounting plate and the second mounting plate are attached to the inner wall of the front section of the automobile longitudinal beam; then the structure is fixed to the side inner wall of the front section of the automobile longitudinal beam through the formed second threaded hole, so that the structure can adapt to automobile longitudinal beams with different width sizes; and one structure is produced, so that the structure can adapt to automobile longitudinal beams of different sizes needing to be reinforced, the practicability of the device is improved, and the production cost is reduced.

The invention discloses a spherical tank supporting structure. The spherical tank supporting structure comprises a plurality of supporting pillars of a spherical tank, one end of the supporting pillars close to the spherical tank, that is the upper end of the spherical tank is connected with the tank wall in the lower temperature zone of the spherical tank, and the supporting structure also comprises a supporting ring matched with the supporting pillars to support the spherical tank. The structure is used for solving the problems of difficult welding, large material consumption and poor performances of equatorial tangent supporting pillar structures in the prior art, and the supporting pillars in the invention are shorter than the supporting pillars in the equatorial tangent supporting structures, so the material is saved, the cost is reduced, and the overall horizontal load resistance of the spherical tank is enhanced; and the supporting ring is arranged in the connection of the supporting pillars and the spherical tank, so the contact area of the spherical tank and the supporting structure is enlarged, thereby the whole force bearing of the spherical tank is uniform, the spherical tank has a good stability, and the resistance to horizontal earthquake load, wind load and other outside force loads of the spherical tank is improved.

The invention relates to a fishing rod, which can avoid plastic deformation and crack, to generate smooth bend when fishing, wherein it has several strengthen plates (5) layered with the inner and outer sides of main plate (3); at least of strengthen plate is between the inner and outer layers; the strengthen plate is formed by two sheets of pre-dipped materials, as strengthen fiber (c) group drawing parallel with the rod axle at incline angle (theta) and the strength fiber (c) group symmetry with the rod axle.

The invention relates to a municipal inspection well structure and a construction method thereof, which includes a well pit, and a well body is arranged inside the well pit, and the well body includes a plurality of modular blocks arranged in layers, and the modular blocks include two mutually The main block bodies are arranged in parallel and at intervals. The inside of the main block body is provided with steel mesh, and the connecting steel bars are arranged between the steel mesh in the two main block bodies. The main reinforcement is connected to each layer of modular blocks. The length of the main reinforcement is The direction is set along the arrangement direction of each layer of modular blocks. The main reinforcement is located in the middle of the connecting steel bar and is fixedly connected with the connecting steel bar. A concrete layer is poured between the two main block bodies. The upper part of the well body is provided with As for the well cover, the lower part of the well body is provided with a through hole for passing through the pipeline. The invention has the effect of improving the strength of the concrete layer.

The invention provides a vehicle body structure, which realizes the light weight of the vehicle body and improves the rigidity of left and right auxiliary frames and left and right suspension housings by a simple structure. The vehicle body structure is provided with the left and right auxiliary frames (30), which are in a closed section shape; and the left and right suspension housings (70) which are located near the left and right auxiliary frames. The left and right auxiliary frames are strengthened by left and right reinforcing parts (90), wherein the left and right reinforcing parts have parts in the left and right closed section. The parts extend upward from left and right upper plates when left and right lower plates (32) and the left and right upper plates (31) are connected to form the closed section, and are joined with the left and right suspension housings (70).

The invention relates to a reinforcing structure formed on a large plane. According to the reinforcing structure formed on the large plane, reinforcing edges are arranged at the edge of a plastic plate, reinforcing strips are arranged in the middle of the plastic plate in parallel, and the reinforcing effect is improved through the two reinforcing structures; meanwhile, due to a series of size arrangement, the plastic plate is prevented from being recessed at the positions with the corresponding reinforcing structures; and furthermore, the strength of the reinforcing edges and the reinforcingstrips is guaranteed through the arrangement of first reinforcing ribs and second reinforcing ribs.

The invention relates to a municipal inspection well structure and a construction method thereof. The municipal inspection well structure comprises a well pit, and a well body is arranged in the wellpit. The well body comprises a plurality of module building blocks arranged in layers, each module building block comprises two parallel main building block bodies arranged at intervals, reinforcing meshes are arranged in the main building block bodies, connecting reinforcements are arranged between the reinforcing meshes in every two main building block bodies, main reinforcements are connected to the module building blocks on each layer, the length direction of the main reinforcements is arranged in the distribution direction of the module building blocks on each layer, the main reinforcements are located in the middle parts of the connecting reinforcements and are fixedly connected with the connecting reinforcements, and a concrete layer is poured between every two main building block bodies. A well lid is arranged on the upper part of the well body, and a through hole is formed in the lower part of the well body, wherein a pipeline penetrates through the through hole. The municipalinspection well structure has the effect of improving the strength of the concrete layer.

The invention relates to the technical field of polyurethane foam materials, and discloses a high-strength and soft permeable cotton, which solves the problem that the existing permeable cotton has low strength and is easy to be torn and damaged to cause wrinkles. It includes the following mass parts of raw materials mixed and foamed Obtain: 20-40 parts of polyether polyol, 3.5-4.8 parts of polyether, 5-7 parts of silicone oil, 24-40 parts of isocyanate, 8-12 parts of nano-tetrafluoroethylene powder with volume equivalent diameter of 400nm, 3 parts of water ~5 parts, catalyst 1~1.2 parts, polydimethylsiloxane 8~12 parts, vaporizing agent 2~10 parts, antioxidant 0.3~0.7 parts, vaporizing agent is dichloromethane or dichloroethane; composite catalyst Trimethylamine, triethylenediamine and stannous octoate are mixed at a mass ratio of 1:3:10. The obtained permeable cotton improves the tear resistance of the permeable cotton while maintaining the soft and permeable characteristics of the permeable cotton, and strengthens the permeable cotton. wrinkle resistance; also discloses the permeable cotton of the present invention and the cotton products made from the permeable cotton of the present invention, the cotton bale is permeable, breathable and wrinkle-resistant for a long time, and the finished product has a long service life.

The invention relates to an NdFeB magnet, and discloses a preparation method of a grain boundary diffused heavy rare earth NdFeB magnet and the NdFeB magnet. The preparation method involves pressing NdFeB powder into a NdFeB rough billet and then immersing it in a heavy rare earth source for melting. solid solution and infiltration between the heavy rare earth source melt and the NdFeB rough billet, filling the gaps and defects in the NdFeB rough billet, and at the same time The heavy rare earth element diffuses in the grain boundary of the NdFeB rough blank, which improves the grain boundary diffusion efficiency of the heavy rare earth element, making it feasible for the grain boundary diffusion heavy rare earth element process to strengthen the coercive force of the thicker NdFeB magnet, and obtains A neodymium-iron-boron magnet with a thickness greater than 5mm and a coercivity enhancement effect higher than the existing process of grain boundary diffusion of heavy rare earth elements.

A method of arranging reinforcements in forming a foundation of ground reinforcing type, by which great bearing forces can be provided to particularly a lifting load, and a foundation body. A multiplicity of rod-shaped reinforcements extending radially from a foundation body, which is built by digging through a natural ground, being arranged at predetermined intervals in an axial direction, and fixed in an interior of the surrounding natural ground, are arranged to align in a direction of minimum principal strain of the natural ground in the natural ground near the foundation body when a lifting force is applied to the foundation body.

The invention discloses a three-way square joint for pipe connection. The three-way square joint comprises a three-way joint body with three sections of square joints for connecting pipes. An entire metal plate wraps the outside of the three-way joint body along three long edges, and is extended to the three sections of square joints. The three-way square joint for the pipe connection has the advantages of simple structure, convenience for manufacture, high connection strength and great improvement in bearing capacity, bending resistance and flexural strength.