16results about How to "Improve wind stability" patented technology

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 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 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 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 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.

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.

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.