28results about How to "Improve wind stability" patented technology

The utility model discloses an electric vehicle awning supporting structure which comprises a front blocking support and a ceiling framework hinged to the top ends of vertical rods on the two sides of the front blocking support respectively, the ceiling framework comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are hinged end to end, and a limiting joint is arranged at the hinged position. The vertical rod is provided with a first fulcrum to be hinged to a third connecting rod, the first connecting rod is provided with a second fulcrum to be hinged to a fourth connecting rod, and the third connecting rod and the fourth connecting rod are hinged end to end and form a triangular support with the vertical rod and the canopy framework when unfolded. A limiting structure is further included to prevent the ceiling framework from being folded automatically when the ceiling framework is unfolded. The folding and unfolding device can be quickly folded or unfolded through folding and unfolding limiting of the two connecting rods hinged end to end, and is small in occupied space after being folded, simple in structure, convenient to operate, small in material consumption and low in cost.

The utility model discloses a movable shed for flower protection, and relates to the technical field of flower planting, the movable shed comprises shed cloth and a shed frame, the shed cloth is fixed on the shed frame, the shed frame is composed of a plurality of door-shaped frames, the door-shaped frames are connected through folding frames, one side of each door-shaped frame is provided with a wind-resistant supporting leg, and the other side of each door-shaped frame is provided with a wind-resistant supporting leg. The door-shaped frames at the two ends of the shed frame are provided with self-take-up cable assemblies. The door-shaped frame with the universal wheels is matched with the folding frame, so that the movable shed is convenient to move, the movable shed is convenient to store through the folding frame, the movable shed is more convenient to install, the wind-resistant stability of the movable shed is greatly improved through the matching between the wind-resistant supporting legs and the self-take-up cable assemblies, and the movable shed is convenient to use. Meanwhile, through the wind-resistant supporting legs and the self-take-up assembly which are arranged in a folded mode, the installation difficulty is effectively reduced.

The present invention belongs to the field of bridge construction, and specifically discloses a catwalk system, including a wind-resistant component, which includes two upper guide cables respectively located on both sides above the surface layer, two lower guide cables respectively located on both sides below the surface layer, an upper wind-resistant cable for connecting the upper guide cables and handrail cables, and a lower wind-resistant cable for connecting the lower guide cables and handrail cables; the two ends of the upper wind-resistant cable are respectively detachably connected to the handrail cables on both sides of the surface layer, the middle part of the upper wind-resistant cable is detachably connected to one of the upper guide cables, and adjacent upper wind-resistant cables are connected to different upper guide cables; the lower wind-resistant cable and the upper wind-resistant cable are arranged one by one, the two ends of the lower wind-resistant cable are respectively detachably connected to the handrail cables on both sides of the surface layer, the middle part of the lower wind-resistant cable is detachably connected to one of the lower guide cables, and the lower guide cable connected to the lower wind-resistant cable and the upper guide cable connected to the corresponding upper wind-resistant cable are located on the opposite sides of the surface layer. The solution of the present invention can solve the problem of unstable wind-resistant performance of the catwalk.

The invention discloses a modular photovoltaic shed power station rapid assembling and supporting device, and belongs to the field of photovoltaic power stations, the modular photovoltaic shed power station rapid assembling and supporting device comprises a bottom plate, an electric rotating disc is arranged at the upper end of the bottom plate, a mounting seat is fixedly connected to the upper end of the electric rotating disc, a mounting rod is rotatably connected to the upper end of the mounting seat, and the outer wall of the mounting rod is fixedly connected to a mounting frame; a photovoltaic panel is arranged in the mounting frame; the upper end of the electric rotating disc is fixedly connected with a fixing plate, and the outer wall of the fixing plate is fixedly connected with a motor. According to the invention, the motor drives the gear and gear block linkage mechanism, thereby achieving the automatic adjustment of the inclination angle of the photovoltaic panel, and effectively improving the sun tracking precision and power generation efficiency. Meanwhile, a pure mechanical wind power induction and disconnection protection mechanism is utilized, a driving part is automatically separated in strong wind, the photovoltaic panel is prevented from being located at a high-risk windward angle, power generation optimization and passive safety protection functions are achieved, extra energy consumption is not needed, and the structure is simple and reliable.

The utility model provides an anti-winding textile fabric winding device, belongs to the field of textile, and aims to solve the problem that a used material shaft is inconvenient to mount and limit, the anti-winding textile fabric winding device comprises a device shell and a cover plate, the cover plate is in bolted connection with the device shell, and a threaded sleeve is in threaded connection with a transmission threaded rod. Through the arrangement of the mounting block, when the material shaft is dismounted and mounted, a third servo motor on the mounting block can be started, the third servo motor drives a first bevel gear to operate, when the first bevel gear rotates, a transmission threaded rod can be driven to rotate through a second bevel gear, and when the transmission threaded rod operates, the transmission threaded rod is driven to rotate through a second bevel gear; the threaded sleeve can be driven to move, the threaded sleeve can stably move under the supporting of the limiting plate during moving, the material shaft is not supported by the supporting plate while the threaded sleeve is retracted into the mounting block, the mounting block can be separated from the material shaft, the used material shaft is dismounted and mounted, and the dismounting and mounting efficiency is improved.

The application discloses a windproof device and method for improving the safety of a unit curtain wall, which comprises a base, an adsorption assembly, a winch, a cable, a counterweight assembly, a buffer tire assembly and a handrail. The adsorption assembly adsorbs and fixes the base to the surface of the unit curtain wall, the winch tightens the cable, so that the unit curtain wall is in tension constraint with the hook, the temporary anchor point or the adsorption fulcrum, thereby inhibiting the rotation and swing in the hoisting process; the counterweight assembly lowers the gravity center, the buffer tire assembly absorbs the in-place impact, and the handrail facilitates manual fine adjustment and positioning. The application can reduce the traditional cable wind rope layout, and improve the hoisting safety and efficiency of the unit curtain wall.

The utility model relates to a kind of bush type air expansion shaft, comprising: always fill air expansion shaft;Bushing expansion piece is set in the large diameter end of the always fill air expansion shaft, and its outer ring is polygonal structure;And reel is set in the outside of the bushing expansion piece and is lifted inner wall by the edge of the polygonal structure when the bushing expansion piece tightens.Compared with prior art, the utility model has the advantages of preventing reel slip, improving winding stability, improving product yield, etc.

The utility model discloses a quick spool loading and unloading device of a spool loosening machine, which relates to the technical field of spool loosening machines and comprises a cylinder, one end of a telescopic rod of the cylinder is rotatably connected with a transmission shaft, the end of the transmission shaft is provided with a clamping mechanism, one end of the clamping mechanism is fixedly connected with an end cover, and the center of the outer wall of the end cover is connected with a push rod in a penetrating manner. According to the utility model, the cylinder is used for controlling the push rod to push the push block, the edge of the push rod is used for extruding the top pressing block to enable the top pressing block to be ejected out of the telescopic groove, and then a spool outside the clamping mechanism is extruded and fixed; after winding of the bobbins is completed, the pushing blocks are controlled by the air cylinders to pull the jacking blocks to retract into the telescopic grooves, then the bobbins are rapidly loosened, a user can conveniently and rapidly assemble and disassemble the bobbins, the assembling and disassembling time of the bobbins is greatly shortened, tedious steps of manual operation are reduced, and therefore the overall production efficiency of the bobbin loosening machine is improved.

The application belongs to the technical field of coil assembly, and discloses a double-cake coil winding device and a winding method. The device comprises a back plate, a first spool, a second spool, a first winding disc and a second winding disc. A framework is arranged on the back plate, and the outer wall of the framework forms a winding area. An insulating plate separates the winding area into a first winding area and a second winding area, and the insulating plate is provided with a crack. The first spool passes through the back plate and the framework. The second spool is arranged outside the back plate and can rotate. The first winding disc has a first state and a second state. The second winding disc is sleeved on the second spool. When the first winding disc is in the first state, the second winding disc is removed, and the first winding disc is in the second state. The first spool drives the back plate, the framework and the first winding disc to rotate synchronously. Part of the wire is wound on the first winding disc, and the other part is wound on the second winding disc through the crack. Through the application, a single wire can be wound into a double-cake coil, the shape stability of the coil winding is improved, and wire disconnection is avoided.

The utility model discloses a photovoltaic cell module windproof fixing structure relates to photovoltaic cell module field, including photovoltaic cell module body, the outside of photovoltaic cell module body is provided with fixed establishment, is positioned for photovoltaic cell module body, the bottom of fixed establishment is provided with adjustable mechanism, is adjusted for photovoltaic cell module body, this photovoltaic cell module windproof fixing structure, through fixed establishment and drive mechanism cooperation closely, drive piece one drives reciprocating lead screw, sliding table and rack operation, can drive gear one and first axle rod synchronous rotation, further through connecting block and connecting rod drive positioning plate and realize stable clamping to photovoltaic cell module body, and the contact surface of positioning plate and photovoltaic cell module body adopts rubber material, can avoid because extruding friction makes photovoltaic cell module body damage, has promoted the wind resistance stability after component installation also protected the integrity of photovoltaic cell module body, prolongs its life.

The utility model relates to the technical field of surveying poles, and discloses a wind-disturbance-resistant engineering surveying pole fixing device which comprises a pole body, a base and a fixing assembly, assembling cylinders are distributed on the periphery of the base, conical heads are arranged at the bottoms of the cylinders and can be conveniently inserted into soil, and cones, assembling rollers and reset springs are arranged in the cylinders. The elliptical seat sleeves the surface of the assembly roller and can extrude the cone to extend out of the communicating window to be inserted into soil during rotation, so that multiple supporting points are formed; and the reset spring can reset the cone during disassembly. During installation, the assembling cylinder is connected with the base through external threads, after the assembling cylinder is inserted into soil, the connecting base is rotated through a right-angle wrench to drive the assembling roller, and the oval base extrudes the cone to extend out for fixing; and the wrench is reversely rotated to withdraw the cone during disassembly, and operation is convenient. The device is in multi-point contact with soil through the cone, the contact area and the vertical contact force are increased, the device can be stably fixed without deep insertion in soft geology, and the wind resistance is remarkably improved.

The application provides a straight rod stabilizing device based on a spiral structure blade, which comprises a straight rod, a spiral blade structure, a ball bearing and a thrust bearing; the outer layer of the straight rod is connected with the spiral blade structure; the upper and lower ends of the spiral blade structure are movably connected with the ball bearing and the thrust bearing; the application can improve the wind stability; the device can effectively improve the wind stability of objects (such as buildings, bridges, telegraph poles, billboards and the like) exposed in a high wind speed environment, reduce the possibility of being affected by wind force, and reduce the production and maintenance costs; through the detachable design, the spiral blade structure is independently installed, the cost increase caused by integral molding can be avoided in the production process, the maintenance and replacement can be more convenient, the maintenance cost is reduced, meanwhile, through the 3D printing technology and the like, the material cost can be reduced in the manufacturing process, and the structure weight is reduced.

The present invention discloses a high-strength medical braided guide wire winding machine, comprising a base, a wire entry assembly and a positioning assembly, wherein a reciprocating screw rod is arranged on the outer side of the top of the base, and a wire entry assembly is arranged on the outer end of the reciprocating screw rod, a braided guide wire is arranged inside the wire entry assembly, and a docking assembly is connected to the top of the wire entry assembly. In the process of winding the braided guide wire, the present invention enables the electromagnet on one side of the moving seat to be energized, and the electromagnet can drive the fitting arc seat to squeeze the first spring to fit with the inner wall of the fitting arc seat after being energized, and the braided guide wire is made of the same metal material, so that the braided guide wire will be adsorbed by the electromagnet and displaced synchronously, and after the electromagnet loses power, the moving seat will be reset due to the rebound force of the first spring, and at this time, because the electromagnet is in a power-off state, it will not drive the braided guide wire to move, and the reciprocating operation can make the braided guide wire tightly wound on the winding drum, and can avoid the dislocation and knotting caused by too large spacing during the winding process of the braided guide wire.

The utility model relates to an automatic take-up stand for steel wool production, which belongs to the technical field of steel wool machines and comprises a base, two take-up stands symmetrically mounted on the upper surface of the base and a take-up roller arranged between the two take-up stands, and a driving mechanism for driving the take-up roller is arranged between the two take-up stands. A mounting plate is arranged above the machine base, two supporting seats are symmetrically mounted on the upper surface of the mounting plate, and a lifting mechanism for lifting the mounting plate is arranged in the machine base; and the driving mechanism comprises two mounting seats symmetrically arranged between the two take-up frames, and a driving motor fixedly mounted on the outer wall of the take-up frame on the left side. According to the automatic take-up frame for steel wool production, the take-up roller can move up and down, discharging of the take-up roller after take-up is completed is facilitated, the discharging efficiency of the take-up roller is greatly improved, and therefore the advantages of being high in practicability, convenient to discharge and the like are achieved, and the problems that the take-up roller after take-up is heavy, and discharging is inconvenient for workers are solved.

The invention discloses an automatic spring winding device and method for volute spiral spring machining, and relates to the technical field of spring machining. The device comprises a machining platform arranged on a base and a metal wire for preparing the volute spiral spring, and further comprises a winding box arranged on the machining platform and used for providing a machining place for winding of the metal wire; the feeding unit is arranged on the winding box and comprises a feeding assembly and a cutting assembly; the winding unit is arranged on the winding box and comprises a winding assembly and a ring distance adjusting assembly. The volute spiral spring winding device has the advantages that the size of the inner ring of the volute spiral spring and the distance between every two adjacent rings can be flexibly adjusted according to actual preparation requirements, winding of volute spiral springs of different sizes and shapes is achieved, the volute spiral springs with different elastic coefficients can be prepared, the lengths of the volute spiral springs can be flexibly controlled during winding, and the winding efficiency of the volute spiral springs is improved. And the metal wires are automatically cut off after being wound, so that the adaptability is higher.

The application discloses a wind-resistant grading ring of an extra-high voltage transmission line and relates to the technical field of transmission lines. Due to the action of wind force, the grading ring and the connecting and fixing position are loose, the center position of the grading ring and the insulator string is deviated in a strong wind day, and the grading ring cannot be used. The wind-resistant grading ring of the extra-high voltage transmission line is provided with inclined surfaces between side clamping blocks and inner hole plates. In the process of fixing and installing, after the bolts are tightened, the gap between the inner clamping blocks and the side clamping blocks is formed into a zigzag at the edge of the clamping plate. The zigzag gap is used to limit the sliding between the clamping plate and the inner clamping plate. In the process of use, compared with the friction force between the connecting positions after the bolts are fixed, the wind force is resisted, the stability is better, and the wind-resistant stability of the connecting position of the grading ring is improved.

This utility model discloses a portable outdoor tent, including a tent body with cover plates connected to both sides of the tent body. When using this utility model, the user can take out the deflated and rolled-up nylon support columns from the support frame storage bag, then open the manual air valve and sealing plug on the air hose, inflate the support nylon support columns with an air pump, and then insert the formed support nylon support columns into the corresponding assembly fabric sleeves on the outer wall of the tent body. Using the connecting action of fixing hooks and fixing rings, the top of the initially assembled support nylon support columns is connected and fixed to the top of the tent body. Furthermore, by using support nylon support columns with a TPU wear-resistant coating to replace the commonly used metal poles, the tent can be deflated and rolled up for storage. It is lighter than traditional external support frame structures, reduces space requirements, and is easy to carry.

The application provides a hydraulic rotary damper and a control method thereof, and relates to the technical field of mechanical damping shock absorption and structural safety protection. The hydraulic rotary damper comprises a shell assembly, a rotor, a vane, a flow cutoff plate and a damping adjustment system. The flow cutoff plate and the vane divide an internal working cavity into a first chamber and a second chamber filled with hydraulic damping oil. A throttling channel is formed in the flow cutoff plate to communicate the two chambers. The damping adjustment system is composed of a pressure sensor, a throttle valve rod, a servo pressure regulating motor and a controller. The controller drives the servo pressure regulating motor to axially displace the throttle valve rod according to the pressure signal fed back by the pressure sensor in real time, changes the flow area of the throttling channel, and realizes dynamic stepless adjustment of damping force. Through closed-loop feedback regulation, the application can be used for offline batch fine adjustment to solve the performance dispersion problem, and can also adaptively match the wind load change in real time during operation, thereby improving the system reliability and power generation efficiency.

The utility model discloses paying-off auxiliary equipment for land planning and engineering surveying. The paying-off auxiliary equipment comprises a supporting frame, a winding mechanism is arranged on the left side of the supporting frame, a coating mechanism is arranged above the supporting frame, and a wire pulling mechanism is arranged on the right side of the supporting frame. The wire winding mechanism comprises supporting discs, a supporting column, a rotating bearing, a wire winding sleeve, a lime wire body, a pedal plate and a supporting seat, the wire winding sleeve is installed on the supporting column through the rotating bearing, the supporting discs are fixedly installed at the upper end and the lower end of the supporting column, and the supporting disc at the lower end is connected with the pedal plate and the supporting seat; the coating mechanism comprises a coating bin, a stepping motor, a rotating shaft rod, a spiral blade, a material stirring plate, a material injection hopper and a fixing plate. The lime line body penetrates through the bottom layer of the coating bin. The paying-off auxiliary equipment for land planning and engineering surveying is additionally provided with the wire winding mechanism, the coating mechanism and the wire pulling mechanism, the whole set of system is organically matched with the three mechanisms, the marking precision is guaranteed, meanwhile, the working efficiency is remarkably improved, and dual optimization of the construction quality and environmental protection is achieved.

The utility model relates to the technical field of electricity marketing propaganda, and provides a propaganda display device which comprises a base, universal wheels are fixedly connected to the four corners of the bottom end of the base, fixing cylinders are fixedly connected to the two sides of the top end of the base, sliding columns extending to the outer portions of the fixing cylinders are movably connected to the interiors of the fixing cylinders, and the sliding columns are fixedly connected to the base. The display device comprises a base, a display column is arranged above the base, the front face of the display column is fixedly connected with a visual window through hinges, the upper ends of the two sides of the back face of the display column are fixedly connected with fixing bases, and the inner walls of the fixing bases are rotationally connected with rotating shafts. The display height of the display column is changed through sliding fit of the fixing cylinder and the sliding column, the inclination angle of the display column is changed through the rotating shaft, limiting and fixing are conducted through the adjusting assembly, then the display height and the inclination angle of the display column can be changed, the viewing experience of consumers is improved, and the applicability is improved.

The utility model discloses a frontier defense monitoring tripod fixing platform convenient to carry by a forklift, and relates to the technical field of tripod fixing platforms, the frontier defense monitoring tripod fixing platform comprises a cast iron chassis and two mounting assemblies, and the two mounting assemblies are fixed on the surface of the cast iron chassis. According to the frontier defense monitoring tripod fixing platform convenient to carry by the forklift, the two sets of concentric installation assemblies are distributed on the disc face of the cast iron chassis in an array mode, when the frontier defense monitoring tripod fixing platform is used, supporting feet, corresponding to the tail ends of pipe legs, of a tripod body are installed into the opposite faces of side plates on the two sides, and fastening bolts are matched with threaded holes in the two sides of the supporting feet to achieve fastening; the tripod body can be locked and prevented from being blown down by wind in strong wind weather, the tripod body can be moved at any time only by loosening the mounting assemblies when carrying is needed, in addition, the different height requirements of the tripod body can be met through the arrangement of the multiple sets of mounting assemblies, the height adjusting range of the tripod body is greatly widened, and the practicability is high. And different use requirements are met.

This application discloses a photovoltaic-driven soil moisture feedback irrigation device, comprising: a main body, a water storage tank, an electrical box, a photovoltaic module, and a sprinkler assembly. The photovoltaic module is installed on the top of the main body. The electrical box and the water storage tank are sequentially arranged on the main body and located below the photovoltaic module. The sprinkler assembly is disposed on the outer peripheral wall of the water storage tank and connected to the interior of the water storage tank. The electrical box contains a control component for the photovoltaic module. The bottom of the main body is conical and is equipped with a humidity sensor for detecting soil moisture. The humidity sensor is electrically connected to the control component, and the control component is electrically connected to the sprinkler assembly to control the sprinkler assembly to start spraying water. This device can adaptively adjust the spray volume according to the soil moisture conditions to achieve a reasonable irrigation effect.

The utility model discloses a portal crane with an anti-overturning structure, which belongs to the field of engineering machinery and comprises supporting beams arranged on the left side and the right side, lifting beams extending out of the tops of the supporting beams are movably arranged in the supporting beams, a single-arm cross beam is arranged between the tops of the two lifting beams, and a vertically downward limiting groove is formed in one side of the top of each supporting beam. Rope penetrating holes are symmetrically formed in the two side walls, perpendicular to the limiting grooves, of the supporting beam, first mounting plates are symmetrically arranged at the bottom of the lifting beam, lifting wheels rotationally connected are arranged between the two first mounting plates, a cable machine for winding a steel cable is arranged on one side of the supporting beam, and a matching wheel is arranged on the face, opposite to the cable machine, of the supporting beam. A steel cable on the cable machine sequentially penetrates through the rope penetrating hole, bypasses the lifting wheel and the matching wheel and is fixed to the supporting beam. The situation that the portal crane overturns in a strong wind environment is effectively prevented, and the stability of the portal crane is improved.

The utility model belongs to the technical field of steel wire rope winding, and particularly relates to a winding device for processing a hot-dip galvanized steel wire rope, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a first fixing plate; the first fixing plates are uniformly distributed at the top of the bottom plate; the side wall of the first fixing plate is fixedly connected with a first motor; the output end of the first motor is connected with a first bidirectional threaded rod; the first two-way threaded rod penetrates through the middle of the first fixing plate. The first two-way threaded rod is in running fit with the first fixing plate; through the arrangement of a first motor, a first two-way threaded rod can be rotated, the positions of a sliding wheel and a smoothing block can be synchronously adjusted through a synchronous assembly, and a hot-dip galvanized steel wire rope entering the smoothing block can be smoothed through an adaptive assembly in the smoothing block; and a rotating shaft is rotated through a second motor to drive a first two-way threaded rod to wind the flattened hot-dip galvanized steel wire rope, winding stability is guaranteed, and the winding stability effect of the winding device for hot-dip galvanized steel wire rope machining is enhanced.

The invention provides a set-shaped steel mold pumping concrete ultrahigh cast-in-place vase pier and a construction method. The construction method comprises the following steps that a continuous arc bending machine is used for preprocessing steel bars; designing and manufacturing a pier body reinforcing steel bar integral binding jig frame; precisely lofting the axis and the contour line of the pier body, and binding embedded steel bars of the pier body; improving an integral hoisting device of the reinforcement cage; manufacturing and mounting an assembly type ladder cage operation platform; the construction method has the characteristics that the steel bar arc bending operation is simple and convenient, the precision is high, the hoisting device is stable, the prefabricated ladder cage is convenient to assemble and disassemble, and curved section steel bars are convenient to bind. The method is suitable for ultrahigh cast-in-place vase pier engineering.

This invention discloses the structure and construction method of an arch bridge viewing platform. The specific structure includes a main beam, with prefabricated platform sections symmetrically arranged on both sides of the main beam along the bridge's centerline. The outer walls of the prefabricated platform sections are connected to cantilevered splicing sections. The ends of the two cantilevered splicing sections furthest from the bridge's centerline coincide with the ends of the main beam. End caps are provided at the ends of the main beam. The inner walls of the prefabricated platform sections are connected to main arch ribs. This invention's arch bridge viewing platform structure solves the problem of poor overall structural integrity in existing arch bridge viewing platforms. The construction method of this invention is simple to operate and allows for rapid construction.