10results about How to "Reduce wind area" patented technology

The utility model discloses an ecological floating island type water body purification device relates to water body purification field, including separate type floating platform, and the separate type floating platform is by central unit and a plurality of edge unit that surrounds distribution in the periphery of central unit is formed, and the middle position of central unit is equipped with the installation box, is equipped with telescopic drive system in the installation box, and telescopic drive system includes the drive motor that sets up in the installation box, and the output of drive motor is equipped with first rotary shaft, and the one end away from drive motor of first rotary shaft is equipped with transmission assembly, and transmission assembly is connected with the winding wheel, and the winding wheel is equipped with the rope, and the one end of rope is fixed in winding wheel, and the other end corresponds to connect each edge unit, and the separate type floating platform can be flexibly adjusted the distance of edge unit and central unit through the rope of telescopic drive system control, and the coverage area of floating island is expanded, and the purification range is improved.

The application discloses a photovoltaic device, a photovoltaic system and a construction method of the photovoltaic system, and belongs to the technical field of photovoltaic technology. The photovoltaic device comprises at least one photovoltaic module group, a plurality of photovoltaic modules of the photovoltaic module group are sequentially hinged, the photovoltaic module group is provided with a roller on at least one side, and the roller is suitable for rolling cooperation with a module cable of the photovoltaic system; a box body, the photovoltaic module group is installed on the box body, and the box body comprises a base and a side wall; the base is provided with an anchoring point, the photovoltaic module group is supported on the base, the base is suitable for being installed on a first side column of the photovoltaic system, and the side wall is detachably installed on the base. According to the photovoltaic device, a large number of complex and tedious construction links can be transferred from high altitude to the ground, the photovoltaic module group can be quickly positioned and installed at high altitude, the wind area of the photovoltaic module can be greatly reduced under strong wind weather by switching the plurality of photovoltaic modules between a folded state and an unfolded state, and the economy, reliability and durability of the photovoltaic system are improved.

The utility model discloses a wine cup type overhanging tower with a negative protection angle, which comprises a cross arm structure arranged on a tower body, and is characterized in that the cross arm structure comprises a middle-phase lead cross arm and common base materials positioned at two ends of the middle-phase lead cross arm, and the common base materials are provided with side-phase lead cross arms and a ground wire bracket; wherein the common base material obliquely extends in the direction away from the tower body and the middle-phase wire cross arm, the side-phase wire cross arm extends in the direction away from the middle-phase wire cross arm in the horizontal direction, the ground wire support extends in the extending direction of the common base material, and the ground wire support extends till the end of the ground wire support exceeds the end of the middle-phase wire cross arm in the horizontal direction. According to the utility model, the side-phase lead cross arm and the ground wire bracket are connected by utilizing the rising public base material, so that the negative protection angle is formed and the air gap is ensured to meet the requirement, the whole wind area is smaller, the whole height of the wine glass overhanging tower is reduced, and the weight is lighter and the economical efficiency is better under the same expiration height.

This invention relates to the field of distribution box technology and discloses a distribution box with photovoltaic modules, including a box body, a box door, an installation module, and photovoltaic panels. The box door is rotatably connected to the front of the box body, and the photovoltaic panels are fixedly connected to the outer surface of the box body through the installation module. The installation module includes a fixed frame, a first movable frame, and a photovoltaic panel frame. The inner side wall of the fixed frame is provided with a first adjustment component, and the inner side wall of the first movable frame is provided with a second adjustment component. Two sets of installation modules and photovoltaic panels are provided and arranged symmetrically on the left and right. The device adopts a two-stage electric angle adjustment structure to improve the light energy collection efficiency, and relies on wind speed monitoring to achieve automatic storage and protection in severe weather. With independent energy storage, it eliminates the dependence on external power supply lines. The main control module integrates Beidou GPS positioning and NB-IoT wireless transmission module, which can collect geographical location and interact with the cloud, while supporting remote operation and maintenance in the cloud and local adaptive light tracking.

This utility model belongs to the field of tent technology and discloses a dome tent resistant to strong winds, including a tent frame, diagonal support columns, and an adjustment component. The tent frame is composed of multiple sets of horizontal and vertical beams assembled together to form the main frame of the tent. The diagonal support columns are connected to the corners of the tent frame to support the tent fabric. The adjustment component includes a mounting base, mounting rod, plug-in rod, plug rod, and fixing component. The top of every four diagonal support columns is fixedly connected to the same mounting base. The height of the dome can be adjusted according to actual needs. In strong winds, appropriately lowering the height of the dome can reduce the wind-exposed area of ​​the tent, thereby reducing wind resistance and improving the stability of the tent. In sunny weather, the height of the dome can be raised to increase the height of the tent fabric, meeting the needs of more activity space and improving the user experience.

The utility model relates to the technical field of signboard, specifically disclose a angle adjustable signboard, including base, the top surface mounting of base has the mounting frame, the inner chamber middle part of mounting frame installs the mounting panel, the mounting panel end face and bottom are evenly rotatory and set up a plurality of connecting shafts between mounting frame respectively, the outer wall on connecting shaft installs the signboard, the top surface of mounting panel evenly distributes a plurality of positioning piece, the both sides of two connecting shafts in the same vertical direction are close to each other respectively and are provided with adjusting assembly, the utility model discloses a angle adjustable signboard is provided with mounting panel, positioning piece, connecting shaft and signboard, and in the process of device use, realizes the mutual separation between multiple signboards in the gale weather through the mutual cooperation between above -mentioned structure, reduces the integrity of device, reduces the wind area and stress, thereby reaches the effect that reduces the stress of device, improves device stability and security.

The utility model relates to a garden design landscape gallery frame. According to the technical scheme, the ceiling comprises a ceiling assembly, the ceiling assembly comprises a square tube cross beam, inclined rectangular through grooves are symmetrically formed in the front side wall and the rear side wall of the square tube cross beam, and inclined shielding plates are fixedly connected to the upper side wall and the lower side wall of an external opening of the front rectangular through groove and the rear rectangular through groove correspondingly; a plurality of groups of shielding plates are evenly distributed along the rectangular through groove from left to right, inserting grooves are formed in the middles of the right side walls of the shielding plates towards the left side, the inserting grooves penetrate through the side walls of the upper ends of the shielding plates, and baffles are movably inserted into the front and back opposite inserting grooves correspondingly; the ends, inserted into the front and back corresponding rectangular through grooves, of the front and back baffles are fixedly connected through threaded sleeves, the threaded sleeves are arranged on a driving mechanism in a sleeving mode, the driving mechanism is installed in the square tube cross beam, and the bottom edges of the lower side walls of the front and back baffle plates are installed on a fixing frame. The intelligent corridor frame has the beneficial effect that the practicability and intelligence of the corridor frame are improved.

This utility model relates to the field of covering technology for neutralization tanks, and discloses a sealing structure for covering neutralization tanks, including a tank body. The bottom of the tank body is respectively provided with a left cover plate and a right cover plate. By using the magnetic attraction of the S and N poles of the left and right neodymium magnets, the left and right fluororubber are tightly attached and deformed, thereby filling the installation tolerance and wear gaps after long-term use at the joint. At the same time, the polyurea elastomer coating sprayed on the surface of the fluororubber not only enhances the acid mist corrosion resistance, but also effectively improves the wear resistance of the sealing surface, forming the first high-efficiency sealing barrier. Meanwhile, four sets of airbags are dynamically inflated and deflated using corrugated telescopic tubes to keep them in a full state, thereby filling the edge gaps between the top of the tank body and the bottom of the left and right cover plates. Combined with the wrap-around setting of the C-shaped sealing cover, a second sealing defense line is formed. Thus, under the synergistic effect of the double sealing, the leakage of hydrochloric acid mist is effectively blocked.

The application discloses a highway safety warning device and relates to the technical field of highway traffic safety devices. The device is capable of preventing the warning board from being blown down by wind. The device comprises a support frame, a rotating block rotatably connected to the support frame, a support rod fixedly connected to the rotating block, a first warning board fixedly connected to the upper end of the support rod, symmetrically distributed rotating shafts slidably connected to the support frame, belts for driving the symmetrically distributed rotating shafts, first threaded rods fixedly connected to the symmetrically distributed rotating shafts, spline rods fixedly connected to the symmetrically distributed first threaded rods, the symmetrically distributed spline rods rotatably connected to the support frame, and symmetrically distributed counterweights threadedly connected to the symmetrically distributed first threaded rods. The position of the counterweights is adjusted to change the gravity center of the device, thereby enhancing the wind resistance of the device and preventing the device from losing the warning effect after being blown down by wind.

The air duct assembly of the up-down air-out air conditioner comprises an air duct, a first air guide component and a volute tongue, the air duct comprises an air duct upper air opening and an air duct lower air opening, the first air guide component is arranged at the air duct lower air opening, and in a refrigeration mode, the volute tongue is arranged at the air duct upper air opening. In the heating mode, the first air guide component can move to a first position, the volute tongue can move to a third position, and in the heating mode, the first air guide component moves to a second position, and the volute tongue moves to a fourth position; the air passing area of the air duct lower air opening when the first air guide component is located at the first position is larger than the air passing area of the air duct lower air opening when the first air guide component is located at the second position. According to the air conditioner, the air inlet amount of air entering from the lower portion can be increased in a refrigeration mode, left side air flue vortexes caused by air inlet and air entraining are reduced, vibration noise is avoided, the problem that when a lower air outlet of the air conditioner with the upper air outlet and the lower air outlet serves as the air inlet, large vortexes are generated due to the arrangement of the air guide plate is solved, and the vibration reduction effect is improved.