78results about How to "Improve bending ability" patented technology

The invention discloses an automatic regulation and control side coaming device of a multi-point mold, and relates to the technical field of molds, the automatic regulation and control side coaming device of the multi-point mold comprises a lower mold bottom plate used for bearing a multi-point mold body, the upper end of the lower mold bottom plate is fixedly connected with two fixed outer coamings which are oppositely arranged, and two fixed inner coamings are fixedly arranged between the two fixed outer coamings; the upper end of the lower die bottom plate is further connected with four movable surrounding plate assemblies, and each movable surrounding plate assembly comprises a movable surrounding plate, a base and an electric cylinder push rod. The fixed outer coaming, the fixed inner coaming and the movable coaming assembly abut against the outer side of the multi-point mold body, so that the bending resistance of the multi-point mold body can be enhanced, the usable range of the mold is widened, the forming precision of the mold is improved, and the service life of the mold is prolonged.

This utility model discloses an installation structure for a sunroom, relating to the field of building structure technology. It includes a base, with a top column fixedly connected to the top of the base. A roof structure is installed at the top of the top column. The roof structure includes a first connecting beam fixedly installed on one side of the top column. A first horizontal beam is fixedly connected to one end of the top column, and a first inclined beam is fixedly connected to the top of the top column. A top structure is fixedly connected to the top of the first inclined beam. This utility model, through the design of the support components and the top structure, uses a support component consisting of a first support member, a connecting block, and a fifth connecting member, vertically connecting the first and second horizontal beams. This evenly transfers the roof load to the base, significantly improving the bending resistance of large-span roofs and solving the problem of insufficient structural load-bearing capacity preventing the use of large-span structures. The design of the support components and the top structure makes this sunroom suitable for building large-span sunrooms.

This invention discloses a reinforcement structure and construction method for reconstructing load-bearing components using prestressed porous slab openings. The method includes site survey and structural assessment; reinforcement design calculations; construction preparation and opening pretreatment; prefabrication of steel trusses and installation of grouting pipes; installation and positioning of steel trusses; installation of grouting sealing templates; grout preparation and pressure grouting; monitoring and pressure holding during grouting; curing and template removal; repair of openings on the slab surface; treatment of the slab bottom and bonding of carbon fiber cloth; and quality inspection and acceptance. This invention provides a safe, efficient, economical, and minimally impactful innovative solution for reinforcing and improving the performance of masonry structures by opening openings in prestressed porous slabs.

The utility model discloses a kind of widening structure of municipal road, including the filling plate as widening base layer, the accommodating groove of downward recess is equipped on filling plate upper surface, the rubber particle layer solidified by cementing agent is filled in accommodating groove, the groove bottom of accommodating groove is equipped with reinforcing plate that is interlaced longitudinally and transversely, reinforcing plate is fixedly connected with filling plate, for enhancing the overall stiffness and deformation resistance of widening structure, the bottom of filling plate is connected with connecting assembly, connecting assembly includes the connecting column inserted into soil, the outer wall of connecting column is equipped with the plug-in cone for increasing friction, connecting column is equipped with expansion assembly in, expansion assembly includes the pull block for making the outer wall of connecting column outwardly offset, the surface of filling plate, connecting assembly and expansion assembly is equipped with rust-proof paint. By filling plate and rubber particle layer combination, it is convenient to quickly lay, also can cope with certain degree of thermal expansion and cold shrink, the cooperation of connecting column and expansion assembly realizes firm anchoring with ground.

This utility model discloses a three-section drawer slide, including a fixed rail, a middle rail, and a movable rail. The middle rail has a first guide portion and a second guide portion. The first guide portion movably engages with the fixed rail, and the second guide portion movably engages with the movable rail. A first ball bearing assembly is provided between the first guide portion and the fixed rail, and a second ball bearing assembly is provided between the second guide portion and the movable rail. The advantages of this three-section drawer slide are: the use of a cross-shaped engagement and a three-sided ball bearing engagement structure makes the engagement between the fixed rail and the middle rail, and between the middle rail and the movable rail, more stable and reliable. It also ensures that the center of gravity of the movable rail and the middle rail coincides with the center of the fixed rail, effectively enhancing the overall strength of the slide. This results in more stable and smooth operation of the slide, leading to more stable and smooth drawer opening and closing. During use, the slide is less prone to bending and deformation, improving its bending resistance and load-bearing capacity.

This utility model relates to a charging pole transformer substation. The technical problem this utility model aims to solve is to provide a charging pole transformer substation. The technical solution adopted by this utility model includes a transformer substation frame, a transformer substation door assembly, and a transformer substation rainproof top cover. The transformer substation frame includes a load-bearing beam assembly and supporting crossbeams. The load-bearing beam assembly includes a load-bearing beam, a load-bearing beam end cap, and a main connecting pin for the crossbeam. The load-bearing beam includes a rounded transition portion and a connecting portion. The connecting end of the load-bearing beam is provided with a T-shaped interface, and the inner and outer sides of the load-bearing beam are provided with T-shaped limiting ports. The advantages of this utility model are: the transformer substation frame is connected by a rounded transition of the load-bearing beam, reducing stress concentration and improving bending resistance and seismic performance; the load-bearing beam end cap and the crossbeam are fixed together by three-point screws through the connecting pin connection hole, the crossbeam threaded hole, and the end cap connection hole, forming a multi-point locking structure, resulting in a stable connection, high strength, and resistance to loosening.

The utility model relates to the technical field of vehicles, in particular to an anti-collision beam assembly structure and a vehicle, the anti-collision beam assembly structure comprises an anti-collision beam and an energy absorption box, one end, in the first direction, of the energy absorption box is connected with the anti-collision beam, the other end of the energy absorption box is used for being connected with a vehicle body connecting piece, an energy absorption cavity is formed in the energy absorption box, and the anti-collision beam comprises a mounting plate; a part of the mounting plate protrudes in the direction away from the energy absorption box so that a groove can be formed in the side, facing the energy absorption box, of the mounting plate, the end, in the first direction, of the energy absorption box is provided with an extending piece, and the extending piece correspondingly extends into the groove and is connected with the groove wall of the groove, so that the bearing capacity of the anti-collision beam assembly structure is further improved, and the service life of the anti-collision beam assembly structure is prolonged. And the safety performance of the vehicle is effectively improved.

The application provides an A-pillar structure and a vehicle, which can improve the ability of the A-pillar structure to cope with vertical load and horizontal load. According to an example of the application, the A-pillar structure comprises: an A-pillar lower reinforcement having a lap top wall and a connecting bottom wall opposite to the lap top wall, a lap area being formed between the lap top wall and the connecting bottom wall; an A-pillar upper reinforcement having a lap segment extending into the lap area, the lap segment being in lap fit with the lap top wall; a support being located between the lap segment and the connecting bottom wall, and fixedly connecting the lap segment and the connecting bottom wall; and a connecting plate being located in the lap area and comprising a first part and a second part connected with each other, the first part being fixedly connected with the lap segment, and the second part being located at an end of the first part away from the lap segment, and the second part being fixedly connected with the lap top wall.

The application provides a design method of a soft grabbing robot, which comprises the following steps: firstly, different hybrid variable stiffness mechanisms are designed, and corresponding hybrid variable stiffness soft actuators are prepared; then, a pneumatic driving test platform and a variable stiffness performance test platform are built; then, the bending performance test and the stiffness test are performed on each hybrid variable stiffness soft actuator; finally, the bending performance and the variable stiffness capacity of the hybrid variable stiffness soft actuators are compared and analyzed, and the hybrid variable stiffness soft actuator with the best comprehensive performance is selected. Three different actuators are prepared, the pneumatic driving test platform and the variable stiffness performance test platform are built, and the bending performance test and the stiffness test are performed on the three prepared hybrid variable stiffness soft actuators, so that the bending performance and the variable stiffness performance are simultaneously considered.

The invention discloses a multidirectional forging and extruding hydraulic machine with a straight column horizontal loading system, which comprises a rack, a vertical oil cylinder for extruding along the vertical direction and a horizontal oil cylinder for extruding along the horizontal direction, and the vertical oil cylinder and the horizontal oil cylinder are arranged on the rack; the frame structure is formed by an upper semicircular beam, a lower semicircular beam, a left stand column and a right stand column, the left stand column and the right stand column are supported on the left side and the right side between the upper semicircular beam and the lower semicircular beam, and the steel wire winding layer is wound on the outer side of the frame structure. The height of the right side of the upper end of the right stand column is not larger than the height of the left side, the height of the right side of the lower end of the right stand column is not smaller than the height of the left side, and the upper ends and the lower ends of the left stand column and the right stand column are in left-right locking connection with the lower end face of the upper semicircular beam and the upper end face of the lower semicircular beam through concave-convex inserting structures correspondingly. And the requirements of large-tonnage vertical die-splitting swaging and horizontal die-splitting swaging can be met.

This utility model belongs to the field of photovoltaic (PV) brackets, and discloses a column structure and a PV bracket. The column structure includes a column body and a reinforcing member. The reinforcing member is disposed on at least one side of the column body and extends along the height direction of the column body. At least a portion of the cross-section perpendicular to the height direction of the column body is a closed cross-section. This utility model, by providing a closed-section reinforcing member on at least one side of the column body, improves the overall bending, torsional, shear, and tensile strength compared to open-section or flat components. It also increases the contact area with the soil, further enhancing its tensile and bending strength. Furthermore, by improving the overall performance of the column body through the reinforcing member, there is no need to increase the cross-section of the column body, saving materials.

The utility model relates to modern logistics transportation and storage field discloses a kind of anti-deformation four-side fork paper tray's honeycomb core layer structure, including deck, the top end of the deck is fixedly connected with baffle, the bottom end of the deck is contacted with pad leg, the top end of the pad leg is fixedly connected protruding block, the inner wall of the pad leg is threadedly connected with bolt, the inner wall of the deck is fixedly connected with sleeve pipe, the top end of the deck is provided with reinforcing rib, the outer wall of the deck is fixedly connected with rubber sheet, the bolt is threadedly connected on the inner wall of sleeve pipe, the bottom end of the deck is provided with rectangular notch, the protruding block is inserted on the bottom end of the deck, the inside of the baffle is provided with rectangular opening.The utility model is in, by making pad leg design is convenient to detach and install structure, after pad leg is detached by screwing bolt, the space occupied by tray in transportation process can be greatly reduced, and then transport efficiency is significantly improved.

This utility model discloses a treadmill lifting structure capable of achieving a high incline, including a running platform and a lifting mechanism. The top surface of the running platform is for running and is configured so that the front part can rise and fall. Rising increases the incline (higher at the front, lower at the back) of the running platform, while lowering decreases the incline. Two lifting mechanisms are provided, located on the left and right sides of the front of the running platform, respectively, to provide support for the platform. The two lifting mechanisms operate synchronously to raise or lower the front part of the running platform. This utility model improves the stability of the running platform after the front part is raised to create an incline.

The application discloses a kind of thin steel bottom plate steel web UHPC combined I-beam and bending bearing capacity calculation method, including UHPC upper flange, UHPC lower flange, steel web, further including PBL shear key, thin steel bottom plate;PBL shear key is arranged on UHPC lower flange, and thin steel bottom plate is arranged above PBL shear key;The lower end of steel web is welded and fixed with the contact part of thin steel bottom plate;The connection strength of steel web and UHPC lower flange is strengthened by PBL shear key and thin steel bottom plate.Thin steel bottom plate and steel web, PBL shear key as a whole component, reliably connect with UHPC upper flange, UHPC lower flange, form whole, jointly resist external force, compared with traditional UHPC steel web I-beam, the thin steel bottom plate steel web UHPC combined I-beam proposed in the application has the advantages of large overall rigidity, small deformation, large bending bearing capacity etc..

This invention discloses a prefabricated steel-concrete composite beam floor structure, including frame columns, steel main beams, and steel secondary beams. Floor slabs are laid on the steel main beams and secondary beams. Connecting plates are vertically installed on the web of the steel main beams. One end of the floor slab is wrapped with angle steel. The floor slabs do not contact the frame columns. In this invention, the first floor slab is connected to the steel main beam by a first bolt, achieving a combined effect between the steel main beam and the first floor slab, improving the bending resistance and stiffness of the steel main beam. The second and third floor slabs are connected to the steel secondary beams by spot welding, ensuring that the floor slabs will not collapse under seismic loads. The third floor slab has no rigid connection to the steel main beams, allowing relative sliding between them after an earthquake, thus preventing damage to the slab. Furthermore, a gap is left between the third floor slab and the frame columns to ensure that the deformation of the frame columns under seismic loads does not collide with the floor slab, maintaining the integrity of the floor slab.

The application relates to an ultra-long small-diameter cylinder inner wall processing machine tool, and belongs to the technical field of machine tools, which comprises two three-coordinate moving platforms, the movement ends of the two three-coordinate moving platforms are connected with rotating main shafts; further comprises a rotary guide rail beam, the two rotating main shafts are connected with one end of the rotary guide rail beam and can control the rotation of the rotary guide rail beam; a moving table is slidably arranged on the rotary guide rail beam, a cutter main shaft assembly is arranged on the moving table, the cutter main shaft assembly can be connected with a milling cutter to drive the milling cutter to rotate, and the moving table is controlled to move along the length direction of the rotary guide rail beam through a driving assembly. The application can improve the precision and stability of ultra-long small-diameter cylinder inner wall processing.

The utility model belongs to the technical field of switch panels, and particularly relates to a switch power supply panel with a reinforcing rib structure, which comprises a shell assembly, a switch assembly, a reinforcing assembly and a protection assembly, the switch assembly is arranged in the shell assembly, the reinforcing assembly is arranged in the shell assembly, and the protection assembly is arranged in the shell assembly. The protection assembly is arranged on the outer side of the shell assembly, through arrangement of the reinforcing frame, the reinforcing frame is used for protecting the outer frame of the switch assembly, meanwhile, the stability of the switch assembly during use after installation is improved through the limiting plate, and the reinforcing plate enables the shell assembly to be used for a long time, the rib height is properly increased so as to enhance the bending resistance, and the service life of the switch assembly is prolonged. According to the utility model, the structure is simple, the appearance of the shell assembly is not easy to deform, the shell assembly is provided with the installation groove for installing the reinforcing assembly, the reinforcing frame is connected with the shell assembly through bolts, stress concentration points at connection gaps are reduced, the reliability and strength of connection are improved, and the problems of accidental touch of a user and low strength are solved.

The utility model discloses a novel heliostat stand column relates to tower type solar thermal power generation technical field, including the stand column body and the flange disc of setting at the top of stand column body, and the stand column body is the tubular structure of upper and lower port through and overall hollow, and the stand column body bottom part inserts the concrete, and the stand column body bottom part is located in the concrete and is provided with the opening section, and the opening section is uniformly distributed with a plurality of weight reduction holes for improving and the concrete bonding degree on the circumference array. The stand column body of the utility model adopts the circular thin -walled pipe structure design, reduces the stand column diameter and wall thickness, and the material and transportation cost are reduced significantly. The opening section is equipped with the circumferential distribution's strip or circular weight reduction hole, can improve the bonding degree of concrete and steel stand column, reaches the purpose that steel stand column and concrete integration works, effectively promotes the torsional and tensile capacity of stand column.

The utility model relates to the technical field of refrigerator door body supports, in particular to a reinforcing structure for a refrigerator door body support, which comprises a support body, the left side of the lower end of the support body is fixedly connected with a reinforcing plate, the right side of the support body is clamped with a reinforcing frame, a reinforcing rod is inserted on the support body, and the lower end of the reinforcing rod is sleeved with a nut. Abrasion and aging caused by frequent opening and closing of the door body or environmental factors (such as moisture and high temperature) are reduced, the reinforcing rods are fastened through nuts, looseness caused by vibration or impact is avoided, the reliability of the overall structure is improved, the reinforcing structure effectively prevents the door body from drooping or inclining due to self weight or external force, it is ensured that the door body is tightly attached to the refrigerator body, and the service life of the refrigerator is prolonged. Cold air leakage is reduced, energy consumption is reduced, the fresh-keeping effect is improved, the rigidity of the support is improved through the reinforcing structure, shaking and vibration generated when the door body is opened and closed are reduced, and therefore noise is reduced, and the service life of accessories such as hinges and sealing strips is prolonged.

The utility model discloses an anti-cracking shear wall for a basement, which relates to the technical field of shear walls and comprises a shear wall, a plurality of hollow square steel bars are embedded and filled in the shear wall, the hollow square steel bars are made of deformed steel bars, and each hollow square steel bar forms a sheet-shaped net structure; the shear wall is formed by pouring concrete; the interior of the hollow square rod steel is divided into a plurality of sections of cavities, the cavities are relatively independent, and each cavity is filled with steel balls and sand; a plurality of cellular boards are embedded in the shear wall; the cellular board is made of spring steel; the surfaces of the cellular boards are erected forwards, and the rest cellular boards are uniformly distributed in the longitudinal direction and the transverse direction. The hollow square steel bars made of the same material as the deformed steel bars are adopted, and the hollow square steel bars form a sheet-shaped net-shaped structure, so that the contact area with concrete is increased, and meanwhile, the longitudinal and transverse bending resistance of the concrete is improved.

This utility model discloses a vertical clamp for angle steel used in ultra-high voltage transmission towers, including a core plate extending from the end of the core plate facing the center of the press. Side plates are detachably fixed to both ends of the core plate, and each side plate extends beyond the core plate towards the end facing the press. The upper and lower parts of the clamping cavity formed between the side plates extending from the core plate are symmetrically connected to clamping arms via a swing shaft E. The clamping arms are connected by springs. The core plate is equipped with a clamping drive rod that is driven by a cylinder C. From the above structure, it can be seen that the vertical clamp for angle steel used in ultra-high voltage transmission towers of this utility model can clamp and fix the angle steel only at the angle of the angle steel end, thereby moving the angle steel towards the press without interfering with the feed rollers.

The utility model relates to a kind of polyphenylamine optical fiber pH sensor automated preparation system, and a kind of pH sensor preparation device;To solve the problem of poor consistency and poor preparation efficiency in the preparation process of existing polyphenylamine optical fiber pH sensor;The novel includes three-axis motion control platform, film layer solidification unit, reaction deposition unit and control unit;Reaction deposition unit is used for the sensitive film layer deposition of the optical fiber of sensor;Film layer solidification unit is used for curing to sensitive film layer deposition;Control unit controls three-axis motion control platform to carry sensor in turn in reaction deposition unit and carries out sensitive film layer reaction deposition and in film layer solidification unit sensitive film layer solidification.The beneficial effect is to improve the purpose of preparation efficiency and consistency, reduce manual operation, improve experimental efficiency.

The utility model discloses a low-decibel damping device and belongs to the technical field of damping devices. Vertical plates are fixedly connected to the front side and the rear side of the lower rack correspondingly, grooves are formed in the bottoms of the vertical plates, U-shaped columns are arranged on the inner walls of the grooves in an attached mode, first screws are fixedly connected to the upper surfaces of the U-shaped columns, first locknuts are in threaded connection to the surfaces of the first screws, and damping steel plates are arranged on the upper surface of the lower rack and the inner walls of the U-shaped columns in an attached mode correspondingly. According to the low-decibel damping device, the stability and the bending resistance of the structure are improved through the damping steel plates of the stacked structure, part abrasion caused by vibration is reduced, the service life of equipment is prolonged, meanwhile, friction energy consumption between the stacked steel plates and damping materials on the surfaces of the damping steel plates can further effectively dissipate vibration energy, and the service life of the equipment is prolonged. The damping device can adapt to different damping occasions and cope with complex impact, and compared with a traditional damping device, the damping effect is better.

The utility model discloses a kind of photovoltaic panel installation prefabricated pile foundation, belong to photovoltaic panel installation technical field.A kind of photovoltaic panel installation prefabricated pile foundation, including steel column, outer sleeve pipe and embedded steel plate, the steel column lower end is equipped with ground anchor wing plate and conical ground anchor, conical ground anchor outer wall is equipped with threaded vane, the embedded steel plate lower surface fixed reinforcing bar, reinforcing bar is inserted with steel column, the outer sleeve pipe is sleeved in steel column outside, the inner wall of outer sleeve pipe is equipped with reinforcing anchor.The prefabricated steel column of the utility model is modularized assembly with outer sleeve pipe, without field welding, shortens construction period;Conical ground anchor and threaded vane realize fast driving, adapt to hard soil, frozen soil and other complex geology, concrete overflow from through hole form "rivet effect", enhance pile body pullout resistance;Cross-shaped reinforcing plate and staggered reinforcing anchor improve pile foundation bending performance;Spherical hinge block cooperates with adjusting screw rod, realize embedded steel plate inclination adjustment.

The utility model discloses a kind of manually adjustable photovoltaic supports, including support, bearing seat installed in the top of support, with the main beam of bearing connection in bearing seat, at least one side of the friction adjusting assembly of being installed in main beam and being located in bearing axial, the friction adjusting assembly includes fixed in the friction ring push base of main beam, with the axial movable connection of friction ring push base friction ring and with the self-locking adjusting piece of friction ring push base connection, the self-locking adjusting piece is used to push friction ring relative friction ring push base axial motion, and make friction ring and bearing inner race friction lock. Since self-locking adjusting piece can be self-locking, after adjusting is completed, make friction ring and bearing inner race friction always in locking state, until next time when being operated, remove the pushing force of friction ring, make friction ring and bearing inner race separate, so it is convenient to manually adjust.

This invention discloses a test device and method for the impact performance of an engine conical wall structure, belonging to the technical field of aero-engine structural strength testing. The device includes: a hammer for generating a falling impact; a transition assembly for an interference fit connection with the front end of the conical wall structure; a bracket for a fixed connection with the rear end of the conical wall structure; a protective assembly positioned along the hammer's descent path and on the side of the conical wall structure to catch the hammer after the conical wall structure fractures; and a protective box positioned directly below the conical wall structure to receive the failed falling conical wall structure. The method includes static load calibration and dynamic impact testing steps. This invention can meet the requirements for both split and integrated installation of conical wall structures, achieving a stable connection and dual safety protection under high-energy impacts. It can simultaneously complete static load calibration and dynamic impact integrated testing, ensuring safe and reliable testing.

This disclosure relates to a busbar, a cell connection assembly, a battery pack, and a vehicle. The busbar includes a busbar body and a plurality of protrusions. The busbar body is used for electrical connection with a cell. The plurality of protrusions are arranged in at least a portion of the outer peripheral edge of the busbar body and protrude from the busbar body. Adjacent protrusions are spaced apart to form a protrusion gap. By providing a plurality of protrusions in at least a portion of the outer peripheral edge of the busbar body, the heat dissipation area of ​​the busbar can be increased, thereby improving the heat dissipation capacity of the busbar. Furthermore, the spaced arrangement between adjacent protrusions increases the contact area between the protrusions and the air, further enhancing the heat dissipation capacity of the busbar.

The utility model relates to the technical field of building reinforcement, and discloses a steel beam and concrete beam hinge structure which comprises a concrete beam, a high-strength bolt is installed in the concrete beam, a fixing plate is connected to the right end of the high-strength bolt in an inserted mode, and a first nut is connected to the right end of the high-strength bolt in a threaded mode. The right end of the fixing plate is fixedly connected with a connecting plate, and a steel beam is arranged at the rear end of the connecting plate. The first bolts are inserted into the first fixing seats and the reinforcing plates, the second bolts are inserted into the reinforcing plates and the second fixing seats, the first bolts and the second bolts are locked through the fastening nuts, the reinforcing plates are fixed, and the bottom of the steel beam is supported through the two reinforcing plates. By means of the reinforcing plates, the structure can be kept stable and not prone to breakage or falling off when bearing large loads, the bending resistance of the steel beam can be effectively improved, under the load effect, the reinforcing plates can share part of bending moment, the burden of the steel beam is relieved, and the service life of the structure is effectively prolonged.