2109results about How to "Improve structural strength" patented technology

A self-adaptive control method of an aircraft wing and the aircraft wing wherein the self-adaptive control method comprises: constructing a prediction model, inputting a real-time external aerodynamic disturbance parameter to the prediction model, predicting a predicted disturbance error at a next moment, and realizing feedforward prediction compensation of external aerodynamic disturbance. The influence of predictable disturbance on the airfoil profile is eliminated in advance; and then monitoring the airfoil pose to obtain tracking airfoil parameters, and carrying out deviation calculation on the tracking airfoil parameters and the target airfoil parameters to obtain an actual tracking error so as to provide a real-time airfoil pose feedback signal. And finally, the control assembly generates a control instruction based on the predicted disturbance error, the actual tracking error and the target airfoil profile parameter, the control instruction acts on the mechanical neural network to realize adaptive adjustment of the airfoil profile, and the airfoil profile continuously approaches the target airfoil profile neighborhood through a feedforward and feedback composite control mechanism.

According to the special-shaped FPC and the manufacturing method thereof, the pre-formed special-shaped flexible base material layer is arranged, the shape of the pre-formed special-shaped flexible base material layer is directly matched with the special-shaped surface of a target installation space, and a circuit layer, an insulation covering layer and a special-shaped supporting layer are all attached to the special-shaped surface of the special-shaped flexible base material layer, so that the FPC does not need to be forcibly bent, twisted or stretched subsequently, and the production efficiency is improved. The problems of circuit breakage and delamination caused by stress concentration are fundamentally avoided, the structural stability of the FPC is improved, and the service life of the FPC is prolonged. The flexible circuit board is used for solving the technical problem that in order to achieve special-shaped layout, the plane of an existing flexible circuit board generally needs to be forcibly bent, twisted or stretched.

This utility model discloses a container, comprising a frame, a top panel, side panels, end panels, and door panels. At least one of the top panel, side panels, end panels, and door panels includes at least two layers: a steel plate and a composite material plate. The steel plate is fixedly connected to the frame. The composite material plate is located on at least one side of the steel plate facing inwards and outwards, and is fixedly connected to the steel plate. The composite material plate has the same shape as the steel plate to be integrally fitted with it, or the composite material plate is flat and partially fitted with the steel plate. According to this utility model, at least one of the top panel, side panels, end panels, and door panels is configured as a two- or multi-layer structure, wherein the side of the steel plate facing inwards and / or the side facing outwards is a composite material plate. This design allows the container to meet long-term requirements for wear resistance, acid and alkali resistance, salt spray resistance, and mildew resistance. Furthermore, container wall maintenance is relatively simple and inexpensive.

The utility model discloses a rescue air cushion convenient to carry, including box, air bag pad and movable board, the inside of box is provided with the cavity, and the one side of box is provided with the notched of being linked with the cavity, and the upper and lower both ends of notched inboard all are through the pivot respectively installed with roll axle no.

The invention discloses an anti-deformation high-strength inspection well prefabricating mold which comprises a base, an outer mold assembly is slidably mounted on a top plate of the base, an inner mold assembly is mounted at the position, in the center of the outer mold assembly, of the base, a demolding assembly is mounted in the inner mold assembly, sliding assemblies are mounted on the two sides of the bottom of the outer mold assembly, and sliding ways are mounted at the positions, corresponding to the sliding assemblies, of the base. The sliding assembly is slidably arranged on the slide way. Through the longitudinal reinforcing ribs and the transverse reinforcing ribs, a stable net-shaped reinforcing structure is formed, side pressure generated on the arc-shaped outer formwork in the concrete pouring process can be effectively dispersed, damage such as bending, deformation and cracking caused by uneven stress of the arc-shaped outer formwork is avoided, the structural stability and deformation resistance of the mold are remarkably improved, and the service life of the mold is prolonged. The reinforcing rib forming grooves which are perpendicularly crossed are formed in the inner side wall of the arc-shaped outer formwork, corresponding outer wall reinforcing ribs can be formed on the outer wall of the inspection well during concrete pouring, and the structural strength of the formed inspection well is effectively enhanced.

The utility model relates to the technical field of elevator derricks, in particular to an inward bending steel structure derrick for installing an elevator, which comprises a base, a derrick I and a plurality of derricks II, the derrick I is fixedly arranged at the top of the base, and the plurality of derricks II are fixedly arranged at the top of the derrick I in sequence. A plurality of stand columns and cross beams are arranged in the base, the first derrick and the second derrick, four stand columns distributed in a rectangular shape are arranged in the base, the first derrick and the second derrick, and the cross beams are connected between every two adjacent stand columns through bolts. The stand column is formed by inwards folding a steel plate to form a first bending piece and a second bending piece, the end, away from the second bending piece, of the first bending piece is inwards folded to form a third bending piece, and the end, away from the first bending piece, of the third bending piece is inwards folded to form a first bending connecting piece. According to the utility model, the problems of single structure, insufficient performance and stress concentration of connecting nodes of an elevator derrick upright post additionally arranged in an old community are solved, and the overall strength, stability and safety of the derrick are improved.

The utility model discloses a vehicle front end connecting module and vehicle with it, include: left front connecting beam and right front connecting beam, left front connecting beam and right front connecting beam are suitable for installing in the frame and along the width direction arrangement of frame, left front connecting beam front end and the front end of right front connecting beam are suitable for installing front anti -collision pole, left front connecting beam front end and right front connecting beam front end between suitable for accommodating cooling module, front crossbeam subassembly, one end of front crossbeam subassembly is connected in left front connecting beam's front end and is connected in the front end of right front connecting beam with another end, strengthen crossbeam, strengthen crossbeam is connected in left front connecting beam and the bottom of right front connecting beam, wherein, left front connecting beam and right front connecting beam and strengthen crossbeam are all castings, and the distance between left front connecting beam front end and right front connecting beam front end is 1050mm~1150mm. According to the vehicle front end connecting module of utility model embodiment, can accommodate greater cooling module, has the advantages such as high integrity, promotes structural strength, light weight.

The application discloses a lightweight high-strength paper meal box suitable for aviation meals, and relates to the technical field of aviation paper meal boxes. The technical points of the application include a lightweight meal box body, a cover body assembling frame, a lightweight meal box cover, and the like. The cover body assembling frame is connected to the middle of the upper end of the lightweight meal box body. The lightweight meal box cover is fastened on the circumferential side of the cover body assembling frame. The four plug-in locking mechanisms are matched with the positioning rod sleeve holes of the cover body assembling frame. The lightweight meal box cover can be stably locked on the meal box body. The fastening is prevented from being loosened due to the shaking of an airplane. Food is prevented from scattering and polluting the environment. The use safety is improved. The three-layer composite lightweight base material is adopted. The outer layer of bamboo pulp fiber paper guarantees the lightweight. The middle layer of honeycomb reinforced core layer improves the structural strength. The inner layer of virgin wood pulp paper guarantees the food contact safety. The perfect balance between the lightweight and the high strength is realized. The meal box meets the requirements of aviation transportation on the weight and durability of tableware.

The application provides a small displacement non-welding shear stress measurement system and method, which comprises a parallel link structure, two probe fixing devices, an external frame and two differential pressure measurement devices; the parallel link structure comprises a top plate, a first target plate, a second target plate, a first bottom fixed plate and a plurality of circular links, the external frame comprises a structural frame, a hollow plate and two transparent acrylic plates, the probe fixing device comprises a displacement sensor with external threads, a first fixed nut, a second fixed nut and a sleeve with internal and external threads, and the two displacement sensors are used for measuring the first displacement of the first target plate in the first horizontal direction and the second displacement of the second target plate in the second horizontal direction respectively. The application simultaneously monitors the displacement of the parallel link structure in two directions by using two displacement sensors, and realizes shear stress measurement when the water flow direction changes.

The utility model discloses a large-scale cement foaming machine, which relates to the technical field of cement foaming machines, and comprises a mixing cylinder, a foaming agent feeding mechanism and a cement feeding mechanism, a secondary foaming mechanism is arranged below the mixing cylinder, and a first stirring chamber and a second stirring chamber communicated with the first stirring chamber are arranged in the mixing cylinder. The first stirring chamber is internally provided with a first stirring shaft which is rotationally connected, the upper end of the material mixing barrel is provided with a second motor which drives the first stirring shaft, the secondary foaming mechanism comprises an air compressor, an air supply pipe, a second stirring shaft and a third motor, and the second stirring shaft is installed in the second stirring chamber and rotationally connected with the material mixing barrel. And a third motor is mounted on the mixing barrel and drives the second stirring shaft through a chain wheel and a chain. The foaming machine has the advantages of a double-layer stirring structure and a secondary foaming mechanism, and solves the problems that a traditional foaming machine is low in foam ratio, uneven in bubble distribution and easy to block.

The utility model relates to a wall seat structure for installing and fixing a sunshade, which belongs to the technical field of the sunshade and comprises an arm seat frame connecting piece, a transition connecting block is arranged at the front end of the arm seat frame connecting piece, and a bolt through hole connected with the arm seat frame connecting piece through a screw and nut structure is arranged on the transition connecting block. The arm seat frame connecting piece comprises an inserting block, an adjusting connecting block integrated with the inserting block is arranged at the front end of the inserting block, and a U-shaped fixing groove penetrating through the bolt is formed in the adjusting connecting block. The device has the characteristics of simple structure, convenience in installation and high structural strength. The wall body fixing part and the sunshade arm connecting part are connected through the movable transition pivot, so that angle fine adjustment after installation is achieved, and different sunlight irradiation angles or storage requirements are met.

The utility model discloses an easy-to-clean durable type disc filter element, including first support post and a plurality of first filter disc, the first filter disc is sleeved in the outside of first support post, the first filter disc includes first support steel ring, first inner filter screen and first outer filter screen, first inner filter screen and first outer filter screen all are symmetrically arranged in both ends of first support steel ring, first outer filter screen is located the outside of first inner filter screen, the middle part of first support steel ring, first inner filter screen and first outer filter screen is equipped with first connecting assembly, the utility model provides an easy-to-clean durable type disc filter element, and its structure is stable and reliable, has good structural strength, and first inner filter screen and first outer filter screen are supported through first support steel ring, guarantee its pressure strength, and can quick assembly and disassembly, convenient cleaning, more simple.

A first terminal module comprises an insulating support, a plurality of first conductive terminals and at least one metal shielding sheet. The insulating bracket includes a bump portion. The first conductive terminal comprises a first signal terminal and a second signal terminal, and each of the first signal terminal and the second signal terminal comprises a first contact part. The metal shielding sheet comprises a channel part, and the convex block part is accommodated in the channel part. According to the invention, through the arrangement of the bump part, the structural strength of the insulating bracket can be improved; in addition, through the arrangement of the channel part, the shielding effect on the first conductive terminal can be improved. The invention further discloses a first backboard connector with the first terminal module.

This utility model discloses a planar magnetron sputtering device belonging to the technical field of vacuum coating equipment. The device includes a motor, a main body, a target material, a cooling backplate, and a base. The core of this application lies in the fact that the cooling backplate is composed of a cooling substrate and a cover plate. The cooling substrate has a specially shaped receiving groove, which includes a first groove segment and a second groove segment connected to each other along its depth direction. The cover plate is embedded in the first groove segment to seal the lower second groove segment, thereby forming a completely closed cooling channel. This utility model, through this permanent sealing structure of embedding the cover plate in the receiving groove, replaces the traditional removable mechanical seal that relies on sealing gaskets, fundamentally solving the technical problem of leakage easily occurring in large-size cooling backplates under high water pressure.

The utility model provides a high -strength anti -bending cooling structure of charging gun charging cable, including the upper cooling pipe and lower cooling pipe made of EPDM material, the upper cooling pipe and lower cooling pipe mutually adhere, and one end of upper cooling pipe and lower cooling pipe is provided with elbow joint respectively, and the other end of upper cooling pipe and lower cooling pipe is provided with straight pipe joint respectively, forms two side clamping grooves at the adhering place of upper cooling pipe and lower cooling pipe two sides, and is provided with charging wire in two side clamping grooves respectively, the outer wall of upper cooling pipe, lower cooling pipe and charging wire is covered with a wear -resisting layer, the upper and lower cooling pipe is set up mutually adhering, forms two side clamping grooves at its two sides, and is provided with charging wire in two side clamping grooves, one aspect of this arrangement makes charging cable overall strength to improve, and it is not easy to bend, and the upper and lower cooling pipe can also play the clamping, protection effect to charging wire, on the other hand, the upper and lower cooling pipe and charging wire adhere closely, and it is favorable to the cooling of charging wire.

The utility model discloses an ammonium nitrate solution concentration blending reation kettle with anti -explosion function belongs to reation kettle equipment technical field, the utility model discloses a reation kettle body is communicated with the discharge valve at reation kettle body bottom, can carry out even heating to solution through the electric heating plate in the reation kettle body inner wall bottom groove, avoid local temperature too high and cause ammonium nitrate to decompose gas and cause explosion, the cooperation design of stirring rod and top motor can carry out sufficient stirring to ammonium nitrate solution in reation kettle, make solution concentration distribution even. The annular ring and the explosion -proof pipe fixedly connected with the annular ring that reation kettle body surface sets up up and down, effectively enhanced the overall structural strength of reation kettle, the gas outlet pipe of top annular ring and the gas inlet pipe of bottom annular ring mutually cooperate, and the outside cold gas enters the space between the explosion -proof pipe and reation kettle body, and then even cooling is carried out to reation kettle body, and then gas is discharged to the outside from the gas outlet pipe, and the device has the advantages that the explosion -proof effect is good.

The application relates to the photovoltaic technical field, in particular to a solar printing screen structure, a fusing equipment thereof and a processing method, which comprise an electrode pattern, a main grid pattern line, a warp and a weft, the warp and the weft are woven to form a printing screen, a mesh hole is formed between two adjacent warps and two adjacent wefts, the warp is parallel to the main grid pattern line, the main grid pattern line is symmetrically arranged on the two sides of the electrode pattern, a main grid pad point is located in the electrode pattern, and the part of the warp in the coverage range of the electrode pattern is subjected to fusing treatment outside the coverage range of the electrode pattern. The application has the effects of improving the wear resistance of the printing screen and improving the conversion efficiency of the battery.

The application discloses a full-wrapping concrete truss structure and a construction method thereof, and belongs to the technical field of building structures. The full-wrapping concrete truss structure comprises a steel pipe truss assembly arranged between a plurality of steel plates, a wrapping assembly arranged outside the steel pipe truss assembly, and a concrete layer arranged outside the wrapping assembly. The construction method comprises the following steps: S1, preparing a top chord, a bottom chord, a vertical rod and a horizontal rod, wrapping the rods with a reinforcing mesh and welding to obtain a steel pipe truss shell; S2, arranging a diagonal web member assembly inside the shell and arranging a connecting mesh outside the shell to form a steel pipe truss monomer; S3, bolt connecting a plurality of monomers and bolt connecting the steel plates and the monomers at edges to form a steel pipe truss structure; and S4, vibrating the steel pipe truss structure after concrete partition pouring to obtain the full-wrapping concrete truss structure. The application can realize full wrapping of the steel pipe, ensure that the concrete layer is tightly bonded with the steel pipe, and improve the stability and safety of the structure.

The application provides a circuit breaker, relates to the technical field of switches, and can reduce the production cost of the circuit breaker and is easy to assemble. The circuit breaker comprises a shell, an indicating piece, a movable contact, a driving shaft and an elastic piece, and the shell is provided with a viewing window. The indicating piece is provided with an acting end and an indicating end, and the indicating end is provided with an opening indication mark and a closing indication mark. When the indicating piece is in a first position, the opening indication mark corresponds to the viewing window. When the indicating piece is in a second position, the closing indication mark corresponds to the viewing window. When the movable contact is in a contact position, the indicating piece is in the second position. When the movable contact is in a disengagement position, the indicating piece is in the first position. The driving shaft drives the movable contact to switch between the contact position and the disengagement position. The driving part of the driving shaft is in abutment with the acting end, and the indicating piece is switched from the first position to the second position. The two ends of the elastic piece are elastically applied to the shell and the indicating piece respectively, and are used for applying an action force close to the driving part to the acting end.

The utility model relates to the technical field of storage box manufacturing, disclose a kind of moistureproof storage box. Wherein moistureproof storage box includes box body unit and box cover unit, box cover unit covers on box body unit, box body unit includes first bottom plate, first front plate, first back plate, first left side plate, first right side plate, first reinforcing plate, second reinforcing plate, first auxiliary plate and second auxiliary plate being connected. First front plate, first back plate, first left side plate and first right side plate are all bent upwards to form the box body unit in assembled state, when moistureproof storage box is in assembled state, first auxiliary plate is bent forward to support first left side plate and first right side plate, two second auxiliary plates are bent to support first front plate, first reinforcing plate and second reinforcing plate are all bent to the inside of box body unit, two second auxiliary plates lower end are extended to form insertion, two insertion parts are mutually inserted, so that moistureproof storage box is not easy to break and collapse and more durable.

The utility model relates to the technical field of household appliances, and provides a bottom plate structure and cooking equipment, the bottom plate structure is used for the cooking equipment, the cooking equipment comprises a heating cavity, a drainage structure is arranged on a cavity base of the heating cavity, the bottom plate structure comprises a bottom plate, the bottom plate is arranged below the cavity base, and a water storage structure is arranged on the bottom plate. The water storage structure is arranged below the drainage structure, the water storage structure comprises a water storage tank, the water storage tank is used for receiving water vapor overflowing from the drainage structure, and a reinforcing structure is arranged on the peripheral side of the water storage tank. According to the bottom plate structure, the water storage structure is arranged below the water drainage structure, so that water vapor is accumulated in the water storage tank when permeating into the bottom plate through the water drainage structure, and the situation that the water vapor overflows out of a table top through the bottom plate and influences the cleanliness of the table top is prevented; the reinforcing structure is arranged on the peripheral side of the water storage tank, the structural strength and stability of the water storage structure are enhanced, and therefore the structural strength of the bottom plate is enhanced.

The utility model relates to valve machining technical field, especially a new type valve cover. Including base, annular pipe, reinforcing surface, fixed ring and annular groove, the annular groove sets up in the base body center position, two fixed ring respectively set up on the base body, and two fixed ring respectively are close to base body both ends setting, the annular pipe sets up in the base upward operation surface. Including raw material detection, heating and material preparation, making embryo and forging, intermediate detection, trimming and shaping, cooling and cutting, welding and processing, final detection, cleaning and polishing, equipment maintenance, the utility model has the beneficial effect that: through the close connection of annular pipe and annular groove, the sealing performance of valve cover is promoted, effectively prevents medium leakage, through strict raw material detection and each link quality detection, can effectively improve the quality of valve cover, enhances its sealing property and pressure resistance, reduces the occurrence of product failure and leakage problem.

This invention discloses a cold-resistant, low-smoke, airtight, explosion-proof control cable and its manufacturing method, relating to the field of control cable technology. It includes a central transmission cable with an outer protective rubber layer. The outer protective rubber layer is covered by an inner anti-slip silicone ring, which is further covered by an inner rubber expansion layer. A side-guided inner tube is located outside the inner rubber expansion layer. This invention utilizes a flexible expansion airbag and an adjustable isolation box with a linked internal and external pressure-stabilizing structure to maintain the internal air pressure of the control cable within a suitable range during use. This allows for rapid sealing and protection of the damaged area after external damage, preventing internal damage or electrical sparks caused by external impurities after the outer sheath is damaged. This effectively improves the explosion-proof capability and safety of the control cable.

This utility model relates to the field of television back cover technology, and discloses a vacuum-formed television back cover, including a back cover body. A heat dissipation hole is installed at the top front end of the back cover body, and a mounting base is provided at the front end of each heat dissipation hole. A dustproof mesh is movably installed inside the mounting base, and a pushing block is installed at the top end of each dustproof mesh. A cable interface is provided at the bottom right side of the back cover body. In use, the external cable connector is inserted into the cable interface and connected to the television. The inclusion of components such as a sliding seat, rotating block, locking block, and threaded rod limits the position of the connector inserted into the cable interface, ensuring a stable connection between the connector and the television. This prevents the connector from easily loosening or falling off during use, making the television more stable to operate.

The present application relates to the technical field of clothes processing, and particularly provides a drying system and clothes processing equipment, aiming to solve the problem of poor stability of the compressor caused by the existing installation mode of the compressor. To this end, the drying system of the present application comprises a base, a heat pump module and a metal bracket, the base is formed with a drying air duct, the evaporator and the condenser of the heat pump module are both installed inside the drying air duct, and the metal bracket is located between the compressor of the heat pump module and the base and is fixedly connected with the compressor and the base. By additionally arranging the metal bracket between the compressor and the base, the contact area with the base is increased, so that the compressor is more stable, the compressor is more stably operated, and the metal bracket has high structural strength, which is more conducive to improving the stability of the compressor. In addition, the metal bracket can also play a certain buffering role, which is conducive to reducing the vibration of the base, thereby reducing the noise during equipment operation and improving the user experience.

This utility model relates to the field of electromagnetic shielding materials technology, and provides an electromagnetic shielding composite material structure, including a first shielding layer and a protective structure. A second shielding layer is disposed on one side of the first shielding layer, and a protective structure is disposed inside both the first and second shielding layers. By providing the protective structure, when electromagnetic waves are incident on the electromagnetic shielding composite material, the first and second metal film layers effectively reflect most of the electromagnetic waves back to their original direction, thus preventing electromagnetic wave penetration. Furthermore, a heat insulation layer is provided to prevent heat transfer. This heat insulation layer is an electromagnetic shielding heat insulation material with functions such as heat insulation, waterproof sealing, and corrosion resistance, thereby protecting the internal structure or equipment of the composite material from the effects of high-temperature environments. Finally, a wear-resistant layer is made of transparent PET material, which has properties such as abrasion resistance and corrosion resistance.

The application relates to the field of mechanical structures, in particular to a magnetic mouse folding structure, which comprises a control main body and a folding main body, the folding main body comprises a bending assembly, a steel sheet and a magnetic attraction assembly, the magnetic attraction assembly comprises a magnetic attraction piece, a first magnetic piece and a second magnetic piece, the two ends of the steel sheet are connected with the control main body and the magnetic attraction piece respectively, the bending assembly comprises a locking block and a plurality of connecting blocks, the connecting blocks are arranged between the locking block and the control main body, the magnetic attraction assembly is arranged on the locking block, two adjacent connecting blocks are connected through a connecting part and a V-shaped gap is formed between the two connecting blocks, when the connecting blocks are arranged in a straight line, the magnetic attraction piece is magnetically attracted to the first magnetic piece, when the connecting blocks are arranged in a bending mode, the magnetic attraction piece drives the steel sheet to slide to be magnetically attracted to the second magnetic piece, and the included angle of the V-shaped gap is reduced to the point that the two adjacent connecting blocks are attached. The design is simple in structure, reduces the mouse production and maintenance cost, and improves the flexibility of mouse folding.

The utility model discloses a kind of thermocell cover assemblies, including cover and protective cover, the cover and protective cover are connected, pole and stud are set on cover, the pole is connected to flow bar or wire, screw is set on the stud, mounting hole is set on the protective cover, after screw is penetrated mounting hole, and it is connected with stud screw thread, so that cover and protective cover connection fastening.The utility model protects wire, flow bar on the thermocell cover assembly by protective cover, prevent thermocell cover assembly from damaging wire and flow bar when being stressed, improve the structural strength of battery cover assembly, to improve the quality stability of thermocell.By the setting of cushion layer, the pole and cover do not produce through lead, to avoid short circuit.By the setting of stud and screw, the stability of cover and protective cover connection is improved, by the setting of protective cover, the safety of internal pole and wire, flow bar connection point can be protected, improve the durability of thermocell.