34results about How to "Achieve rainproof effect" patented technology

The invention discloses a dustproof self-heat-dissipation liquid crystal display for outdoor advertising. The liquid crystal display comprises a base, a fixed plate and a liquid crystal display embedded in the fixed plate; a square box is arranged on each of the two sides of a part, located on the liquid crystal display, of the fixed plate; an air bag is fixedly connected into each square box; thebottom of each air bag is fixedly connected with a moving block; each moving block is connected to the inner wall of the corresponding square box in a sliding manner; an air flow channel is formed ineach moving block and is communicated with the corresponding air bag; each moving block abuts against an electromagnet fixed to the bottom of the corresponding square box, a sliding cavity is formedin the position, located below the liquid crystal display, of the fixed plate, the two sides of the sliding cavity are each electrically connected with a current-conducting plate, and the two current-conducting plates form a parallel plate capacitor. The dustproof self-heat-dissipation liquid crystal display has the advantages that piezoelectric ceramic pieces periodically charge and discharge theparallel plate capacitor under the action of external wind energy and sound energy, so that the moving blocks move upwards to brush the surface of the liquid crystal display when the electromagnets are powered on, and the self-dedusting effect is achieved.

The invention discloses a fixing device with rainproof and cleaning functions for photovoltaic power generation equipment. A motor is fixedly connected to a side wall of a first fixed plate through atripod, and the motor is fixedly connected with a connecting rod through a coupling; the other end of the connecting rod movably penetrates through the side wall of the first fixed plate and is rotatably connected to a side wall of a second fixed plate, the connecting rod is movably sleeved with a moving device, and a sliding rod is movably inserted into the moving device; a second steel cable iswound on a rotating rod, and a first steel cable is loosened to realize back-and-forth rotation of the rotating rod, thereby realizing collection and release of a rainproof film; in the presence of the combination of a limiting groove, a telescopic rod and a resisting plate, the rainproof film can be prevented from being wound loosely on a roller. Therefore, the fixing device can not only achievea rainproof effect, but also can achieve the effect of cleaning the surface of a photovoltaic power generation panel.

The invention provides a safety helmet having an airflow rainproof function. The safety helmet comprises a helmet body, wherein an airflow generator is arranged at the top of the helmet body and comprises a base, an airflow guide cover, a direct-current motor and spiral blades. The base is fixedly installed at the top of the helmet body, the airflow guide cover is inversely installed at the top of the base, the direct-current motor is fixedly installed on the lower side of the inside of the airflow guide cover, a rotary shaft of the direct-current motor is upward, and the spiral blades are installed on the rotary shaft. A circular-arc-shaped closed top cover is arranged at the top of the airflow guide cover, multiple air inlets evenly distributed circumferentially are formed in the side wall of the middle of the airflow guide cover, and multiple air outlets evenly distributed circumferentially are formed in the side wall of the upper portion of the airflow guide cover. The airflow generator is installed at the top of the helmet body of the safety helmet, and when the direct-current motor drives the spiral blades to rotate, high-speed airflows discharged out of the air outlets of the airflow guide cover can disperse rainwater flowing down from the top of the head to form a rainwater-free space so as to achieve the rainproof effect.

The invention discloses a new energy charging pile with a stable base, and relates to the technical field of charging piles. The new energy charging pile with the stable base comprises a charging pilebody, and the stable base is arranged at the lower end of the charging pile body. When the charging pile is arranged on one side of an urban road, a vehicle on the road is likely to have a traffic accident when running, and the charging pile body can move in a buffer groove in the stable base through a movable block under the impact of the vehicle; at the moment, the movable block can make contact with and extrude a buffer spring, a second buffer spring, a third buffer spring and a fourth buffer spring in the buffer groove when moving; and at the moment, the buffer spring, the second buffer spring, the third buffer spring and the fourth buffer spring can apply resilience to the movable block, and then the impact force of the vehicle on the charging pile body can be buffered and counteracted by the buffer spring, the second buffer spring, the third buffer spring and the fourth buffer spring in the buffer groove, so that the effect of prolonging the service life of the charging pile body is achieved.

The invention relates to the field of rotor aircrafts, in particular to a novel eight-rotor aircraft. The novel eight-rotor aircraft comprises a control mechanism, wherein a sensor connector is mounted at the upper end of the control mechanism, eight rotor shafts are mounted on the outer side of the control mechanism, motors are mounted at one ends of the eight rotor shafts, rotor groups are mounted at the upper ends of the motors, an object storing bin is arranged between two landing brackets, and suspension airbags are mounted on two sides of the object storing bin. Outer diameters of umbrella skirts of three rotating blades are larger than the diameters of cooling holes of the motors, a waterproof effect is realized on the motors in the flight process under the protection of the umbrella skirts of the rotors, through arrangement of a screw rod, the screw rod plays the role of a keel in work, and can generates eddy currents in the rotating process as well, the heat dissipation of themotors is accelerated, centrifugal force generated by rotation of the screw rod should always be outward, the outward centrifugal force generated by eddy currents can prevent reverse flow of rainwater, and the effect of preventing rain of the motors is achieved.

The invention discloses an intelligent rainproof cover, which belongs to the field of intelligent rain prevention. The intelligent rainproof cover comprises a rainproof cover body; the upper end of the rainproof cover body is fixed with a central roller; the outer end of the central roller is fixed with a motor; the outer end of the motor is connected with a control device; the control device comprises a driving circuit, an MCU, a WIFI module and a water drop detection circuit; the driving circuit is electrically connected with the motor and the MCU respectively; the control device is also connected with a raindrop detection module and the WiFi module; and one end, far away from a balcony window, of the rainproof cover body is fixed with a protective net, the weight of the rainproof covercan be increased during a raining process, draping of the rainproof cover is increased, the rainproof cover is not easy to be attached to other objects near the balcony window, rainproof loopholes canbe reduced, obvious rainproof effects can be generated, and through a self-adsorption mechanism, the lower end of the rainproof cover can be attached to a window frame, the possibility that the rainproof cover floats with the wind can be reduced, and the rainproof effects are increased.

The invention discloses a charging pile structure. The charging pile structure comprises a charging pile body, a charging circuit, a canopy, a platform plate and two indicating mechanisms. The canopycomprises a ceiling. The charging pile body is provided with a terminal air pipe. The platform plate, the charging pile body, the terminal air pipe and two indicating pipes are located below the ceiling. A first ground groove is internally provided with a first main cylinder body, and a second ground groove is internally provided with a second main cylinder body. Each indicating mechanism comprises one indicating pipe and an indicating cylinder. The upper end of each indicating piston rod is provided with an indicating balancing weight located in the corresponding indicating pipe. When the bottom face of a first wheel pressing plate makes contact with first ground limiting blocks and the bottom face of a second wheel pressing plate makes contact with second ground limiting blocks, the bottommost points of the indicating balancing weights are higher than the highest points of the indicating pipes. The charging pile structure has the beneficial effects that an automobile to be charged can be assisted to arrive at an appropriate position, and therefore a rain-proof effect is achieved, it can be guaranteed that during charging, rainwater cannot enter a charging plug or a charging jack,the risk of short circuits is greatly reduced, and double protection for the charging structure and the electric automobile is achieved.

The invention discloses a portable dismounting type rainproof soundproof cover for treating high frequency noise of an atmosphere sampler. The rainproof soundproof cover comprises an arc top cover, two heat radiation side plates, an air-discharge pedestal, a front plate and a rear plate and a sampling head protection umbrella, the arc top cover, two heat radiation side plates, two front plates and two rear plates and the air-discharge pedestal are spliced into a casing structure which is connected by a pin and a hasp for fixation, and compound acoustical panels are used for reducing noise. The top of the arc top cover is provided with the sampling head protection umbrella, the air-discharge pedestal employs a rotary air channel structure, and the air-discharge pedestal is provided with an open pore; the heat radiation side plates are provided with noise abatement radiating holes. The rear plate is equipped with a power supply hub, which is connected with commercial power by a power line, and the power line is provided with a temperature control switch; the outside of the rear plate is provided with a temperature display and a timer. The rainproof soundproof cover can be used for treating high frequency noise of the atmosphere sampler, and realizes the rainproof effect; the cover has a unit package assembly, so that the soundproof cover is easy to be dismounted and the dimension is changeable, the space occupancy is small, the disassembly and assembly is fast, and the transfer and transport of the cover is convenient.

The invention relates to a reflective bird dispeller capable of being installed in an electrified mode, an installer and a using method of the bird dispeller, and belongs to the technical field of power supply overhaul and maintenance. According to the technical scheme, a base (3) is arranged at the bottom of a bird dispeller shell (1), a concave table (4) is arranged in the center of the base (3), and a clamping device is arranged on the concave table (4) in a matched mode; an installer cylinder (15) is a round cylinder, and the inner diameter of the installer cylinder (15) is slightly largerthan the outer diameter of the bird dispeller shell (1); and the bottom of the installer cylinder (15) is fixed on an insulating pull rod (26), a spring (17) which is arranged upwards is arranged inthe center of the interior of the installer cylinder (15), and symmetrical and identical hooking devices are arranged on the outer walls of two sides of the installer cylinder (15). The bird dispellerhas the positive effects of being low in cost, easy to manufacture, rapid to install, capable of being disassembled and assembled in an electrified mode, free of power failure, low in requirement foran installation environment, capable of being directly installed on a wire, obvious in bird dispelling effect, and capable of greatly improving the bird dispelling effect through dual functions of agents and light reflection.

The invention discloses an intelligent control charging unit. The intelligent control charging unit comprises a charging pile body. The bottom of the charging pile body is provided with a base. The base is further provided with a stand column. The bottom of the stand column is fixed with the base. The top of the stand column is fixedly provided with a cross beam. Each of two ends of the cross beamis fixedly provided with a telescopic rod. The telescopic rod is positioned at one side, adjacent to the charging pile body, of the cross beam. The two telescopic rods have the same specification, and sunshade cloth is connected between the two telescopic rods. The telescopic rods are driven to be stretched through a driving component. The intelligent control charging unit is capable of effectively preventing the rainwater wetting or the sunlight exposure, and thereby improving the service life of the charging pile.

The invention relates to an airing device, in particular to a pure mechanical automatic rain-proof airing device. The pure mechanical automatic rain-proof airing device comprises a rack, a trigger box, a rain collecting device and a canvas frame. The trigger box, the rain collecting device and the canvas frame are all mounted on the rack. According to the pure mechanical automatic rain-proof airing device, a canvas can be unfolded automatically through a pure mechanical structure to achieve a rain-proof effect, the canvas can be folded automatically after rain stops so that airing can continue, the pure mechanical automatic rain-proof airing device can meet the demands of people better, and the theme of energy conservation and environmental protection is embodied; the pure mechanical automatic rain-proof airing device can be applied to the occasions with changeable weathers and poor weather conditions, and can work repeatedly six times after one-time ball charging.

The invention discloses a service-oriented real estate information display board. The service-oriented real estate information display board comprises a base. The top of the base is provided with a support plate. The top of the support plate is provided with a display board. One side of the display board is provided with a groove. Two sides of the interior of the groove are provided with LED lamps. The bottom of the display board is provided with a placing plate. The top of the placing plate is provided with an anti-skid mat. The interior of the display board is provided with a sliding chute.The interior of the sliding chute is provided with a first baffle. The top of the first baffle is provided with a second baffle. A rotating shaft is installed between the first baffle and the second baffle. The service-oriented real estate information display board is capable of, through installing the first baffle and the second baffle, because the first baffle and the second are slidably connected with the sliding chute, and while it is raining, through pulling the second baffle, pulling out the second baffle from the interior of the sliding chute, and because the second baffle is hinged with the first baffle through the rotating shaft, rotating the second baffle so as to shield the groove, and achieving the rain-proof effect.

The invention discloses a power box rainproof device for changing a ceiling height by pulling to open / close a heat dissipation port. The power box rainproof device comprises a controllable ceiling, amovable door, a box body, a movable door handle and a heat dissipation frame row, wherein the controllable ceiling is arranged in the true north direction of the box body and is connected to the box body; and the movable door is connected with the box body. The power box rainproof device has beneficial effects that the heat inside the box body is dissipated by using a triangular space formed between an edge plate and an edge plate fixing groove; the fixed shaft of the ceiling moves downward with a slide block by pulling a connecting rope such that an angle between the two edge plates becomes larger; when the two edge plates match the edge plate fixing groove, the triangular space is closed so as to achieve a purpose of avoiding the entry of rainwater; when the angle between the two edge plates becomes larger, the ends of the two edge plates away from the fixed shaft of the ceiling push a first plate and a second plate out of a rectangular cavity so as to achieve a rain shielding function and reduces the amount of the rain hitting the box body, thereby achieving a rainproof effect.

The invention discloses an oil field pipeline reinforcing and supporting mechanism which comprises a supporting bottom plate. A supporting block is fixedly connected to the lower surface of the supporting bottom plate; a supporting triangular plate and a supporting base plate are fixedly connected to the upper surface of the supporting bottom plate; a fixed supporting column is fixedly connected to the upper surface of the supporting base plate; a fixed square cylinder is fixedly connected to the top end of the fixed supporting column; a threaded hole is formed in the lower surface of the fixed square cylinder; and a threaded rod is in threaded connection with the inner wall of the threaded hole. According to the oil field pipeline reinforcing and supporting mechanism, the supporting bottom plate, the supporting block, the supporting triangular plate, the supporting base plate and the fixing supporting column are arranged, so that the fixed square cylinder can be conveniently supported; the threaded rod, a control handle, a protruding block, a fixed top plate, a rubber layer and a pipeline are arranged, so that the control handle and the threaded rod can be conveniently rotated; and the threaded rod fixes the pipeline through the fixed top plate and the rubber layer, so that the effect of conveniently reinforcing and supporting the oil field pipeline is achieved.

The invention relates to the agricultural technical field, in particular to an agricultural seed sun-bathing device capable of preventing damp. The agricultural seed sun-bathing device capable of preventing damp comprises a seed sun-bathing box, wherein an inner accommodating cavity is arranged in the seed sun-bathing box; a bearing frame is arranged inside the inner accommodating cavity; the bottom of the inner accommodating cavity is transversely equipped with a transmission rod; outer threaded regions are arranged on areas at left and right ends of the transmission rod; thread directions ofthe outer threaded regions at left and right sides are reverse; transmission sleeves are mounted on the outer threaded regions through threaded connection; the transmission sleeves are externally connected and equipped with fixed bolts; bottoms of two sides of the bearing frame are equipped with supporting bolts; supporting connecting rods are mounted between the fixed bolts and the supporting bolts; the sun-bathing plate is mounted on the bearing frame; and the bottom of the middle area of the bearing frame is of a concave structure, and is equipped with a vibrating frame. On rainy days, theagricultural seed sun-bathing device also can be quickly stored for a time being. The device is matched with a rainproof curtain for expanding and paving, so that the rainproof effect can be effectively achieved.

The invention discloses a new energy rainproof energy-saving lamp which comprises a wall body and an energy-saving lamp body, the energy-saving lamp body is fixedly connected to the side wall of the wall body, one ends of a plurality of rubber bands are fixedly connected to an opening of a groove formed in the energy-saving lamp body, heat can be generated when the energy-saving lamp body works, and as time goes on, water in a first water storage tank is reduced, so that the first water storage tank drives a first electrode plate to move in the direction away from a second electrode plate under the action of the rubber bands, after the second electrode plate and the first electrode plate are separated, a series circuit is disconnected, a supercharger stops inflating the air bag, and water in the second water storage tank is evaporated and reduced in sunny weather, under the action of a spring, the second water storage tank moves upwards, then a sealing rod moves out of a sealing hole, the air bag restores to the original position, and therefore the new energy rainproof energy-saving lamp can achieve the rainproof effect and can also achieve the effects of saving energy and reducing consumption.

The invention discloses an outdoor rainproof electric power instrument panel which comprises an electric power machine body, wherein a lifting cavity with an upward opening is formed in the electric power machine body, a supporting plate capable of moving up and down is arranged in the lifting cavity, a lifting function plate is fixedly arranged on the upper end face of the supporting plate, a rotating power generator used for power generation is fixedly arranged in the lifting function plate, and an upper end of the rotating power generator is fixedly connected with the wind power rotating shaft; by means of heat dissipation of the interior of the device, the effect that the working efficiency of an electric instrument panel is higher is achieved, wind power resources are reasonably collected and used through wind power generation, the interior of the device can be closed in time in rainy days, the rainproof effect is achieved, the electric power instrument panel is turned over and protected via the panel disclosed in the invention, the effect of facilitating personnel to read electric power data is achieved, reading work can be normally conducted on rainy days, and the data reading efficiency is improved.

The invention discloses a self-absorption sealing leakage-proof aluminum alloy window in a rainy season, and relates to the technical field of leakage-proof aluminum alloy windows. The rainproof effect is improved. The device specifically comprises an installation base installed on a wall, an installation frame is installed on the inner side of the installation base, an annular elastic sealing belt is fixed to the inner side of the installation frame in a sealed mode, a first sliding base is connected to the inner side of the annular elastic sealing belt in a sealed mode, and the installation frame, the annular elastic sealing belt and the first sliding base are arranged in a concentric-square-shaped structure. By arranging the mounting frame, the annular elastic sealing belt, the first sliding seat and other structures, when the window needs to be opened, the window body can be pushed into the first sliding seat, the plate frame is clamped in the sliding groove and the first sliding seat, the first sliding seat is limited and fixed while the window is opened, at the moment, the annular elastic sealing belt and the first sliding seat are integrally sunken indoors, and the sealing effect is good. And when the rain-proof door is opened in the weather with small rainfall, rainwater can still be prevented from being splashed into a room, and the practicability is improved.

The invention discloses an outdoor sunscreen electric control box, which comprises a box body, two sides of the top of the box body are provided with slots, the two slots are distributed in an inverted splayed shape, two sunscreen plates are arranged above the box body, the two sunscreen plates are hinged to each other, the bottoms of the sunscreen plates are hinged to inserting plates, the inserting plates are inserted into the slots, the bottoms of the sunscreen plates are hinged to connecting rods, and the connecting rods are connected with the connecting rods. The portions of the two connecting rods are hinged to the same mounting plate, two openings which are symmetrically distributed front and back are formed in one side of the mounting plate in a penetrating mode, fixing blocks are fixed in the openings through bolts, and the same reset spring is fixed between the fixing blocks and the corresponding sun visors through bolts. According to the sunscreen box, the two sunscreen plates are unfolded, the inserting plates are inserted into the corresponding inserting grooves, the two inserting grooves are distributed in the inverted splayed shape, the effect of fixing the sunscreen plates can be achieved, assembly and disassembly are convenient, the box body is shielded through the sunscreen plates, and the sunscreen effect can be achieved.

The invention discloses a portable power equipment on-line monitoring device. The device comprises a mounting plate, a host display, a vibration signal acquisition cochlea and a sound signal acquisition cochlea; the host display is arranged in the center of the mounting plate, through holes are formed in the positions, located on the two sides of the host display, of the mounting plate, the vibration signal acquisition cochlea and the sound signal acquisition cochlea are clamped to the mounting plate through the through holes and connected with equipment, and a magnetic plate is arranged on the back face of the mounting plate. According to the device, the structures of the device are arranged independently and can be quickly mounted and dismounted in an adsorption way, espectially the structure of the vibration signal acquisition cochlea and the sound signal acquisition cochlea, the signal acquisition quality and efficiency are improved while rapid mounting is realized, a reliable basis is provided for signal data analysis and judgment, and the actual operability and the monitoring effect of field monitoring are effectively improved.

The invention relates to the crop identification field, and discloses a crop heavy metal accumulation characteristic identification system, which comprises an identification tank for storing identification soil; a greenhouse assembly for blocking rainwater; and an irrigation assembly. The irrigation assembly comprises an irrigation tank, a water reservoir, an identification pool, a water passing pipeline for communicating the irrigation tank and the identification pool, a water supply pipeline for communicating the irrigation tank and the water reservoir, and a water discharge pipeline for communicating the irrigation tank with the exterior. The water supply pipeline is provided with a water supply switch. The water discharge pipeline is provided with a water discharge switch. The identification pool is provided with a humidity sensor and a water level sensor. The water supply switch and the water discharge switch are both connected to the humidity sensor and the water level sensor through signals. The water reservoir is provided with a pH detector and a dynamic stirring device. The identification tank is filled with identified soil, paddy rice is planted in the identification tank, the cadmium accumulation characteristic or other heavy metal accumulation characteristic is identified, and the problem that there is no special device for screening the crop heavy metal accumulation is solved.

The invention provides a thermal insulation elbow with a rainproof function. The elbow comprises an elbow body, the elbow body comprises a first half pipe and a second half pipe closely connected, thefirst half pipe and the second half pipe from outside to inside are an outer protective pipe layer, a thermal insulation layer and an elbow layer in sequence, the outer protective pipe layer and theelbow layer are laminated to form an integrated cavity structure, and the thermal insulation layer is filled in the cavity; and the positions of closely connected connecting seams are at cutting lineson both sides of the elbow body after the symmetry plane of the elbow body is rotated by 45 degrees along the center line. The thermal insulation elbow with the rainproof function has the rainproof function.

The invention discloses a rain-proof surveying and mapping auxiliary support device capable of automatically adjusting water balance, which comprises a casing and a supporting device, a balance rod is slidably connected in the casing, a notch is formed in the casing, the balance rod slides left and right in the notch, the upper end of the balance rod is fixedly connected with a platform, the surface of the platform is rotatably connected with a connecting rod, the end, away from the platform, of the connecting rod is rotationally connected with a fixing device, and screw rods are rotationally connected into the platform, the connecting rod and the fixing device. According to the rain-proof surveying and mapping auxiliary support device capable of automatically adjusting water balance, a third long rod and a limiting rod are matched with each other, and the end, away from the third long rod, of the limiting rod is rotationally connected to the surface of the supporting device, so that the moving range of the balance rod in the notch is limited, and the balance rod slides in the notch under the action of the gravity center and drives the platform to adjust the position automatically, so that the platform is always parallel to the horizontal plane, and the effect of automatically adjusting water balance is achieved.

The invention discloses a portable dismounting type rainproof soundproof cover for treating high frequency noise of an atmosphere sampler. The rainproof soundproof cover comprises an arc top cover, two heat radiation side plates, an air-discharge pedestal, a front plate and a rear plate and a sampling head protection umbrella, the arc top cover, two heat radiation side plates, two front plates and two rear plates and the air-discharge pedestal are spliced into a casing structure which is connected by a pin and a hasp for fixation, and compound acoustical panels are used for reducing noise. The top of the arc top cover is provided with the sampling head protection umbrella, the air-discharge pedestal employs a rotary air channel structure, and the air-discharge pedestal is provided with an open pore; the heat radiation side plates are provided with noise abatement radiating holes. The rear plate is equipped with a power supply hub, which is connected with commercial power by a power line, and the power line is provided with a temperature control switch; the outside of the rear plate is provided with a temperature display and a timer. The rainproof soundproof cover can be used for treating high frequency noise of the atmosphere sampler, and realizes the rainproof effect; the cover has a unit package assembly, so that the soundproof cover is easy to be dismounted and the dimension is changeable, the space occupancy is small, the disassembly and assembly is fast, and the transfer and transport of the cover is convenient.

The invention belongs to the field of daily goods, and particularly relates to an umbrella. The umbrella does not use the umbrella cloth in a traditional umbrella and reduces the inconvenience of carrying; through a rotating machine, the rotation of a rotating block is driven, thus a soft piece is rotated, and the rainproof effect is reached; besides, the umbrella is free from influence of windy days; meanwhile, when the umbrella is out of service, the rotating machine is rotated in anti-clockwise direction, the soft piece is held in the inner part of the holding part and convenient to carry;meanwhile, a reinforcing circular ring is arranged on an umbrella bone, thus the wind resistance of the umbrella bone is increased; the top part of the umbrella bone is connected with a supporting rod; a shield cloth is arranged to prevent splashed rainwater from spreading to other's body directly; the umbrella can be folded when it is out of service, the shield cloth can completely coat the umbrella so as to carry conveniently.

The invention discloses a motorcycle airflow rain-proof rear-view mirror, including left and right reversing mirrors, the left reversing mirror and the right reversing mirror are respectively arrangedin mirror images on both sides of the motorcycle, A mirror is inlaid on the front of the left reversing mirror and the right reversing mirror, A lateral air hole is arrange on one side of that left reversing mirror and the right reversing mirror, one side of the lateral air hole extend to the inner cavity of the left reversing mirror or the right reversing mirror, a first reversing plate is fixedly arrange between the lateral air holes, positive air holes are arranged on the front top ends of the left reversing mirror and the right reversing mirror, and the positive air holes are arranged onthe top ends of the mirrors. because the first reversing plate or the second reversing plate is arranged in the side air hole or the positive air hole, and a high-speed centrifugal fan running in theleft reversing mirror or the right reversing mirror generates a high-speed air jet to all sides, and an air barrier is arranged on the top and in front of the motorcycle to blow away the raindrops around the motorcycle so as to form a rain-free area, thereby achieving the effect of rain prevention.

The invention discloses a burglarproof multifunctional draw-bar box. An elastic expansion part adds a containing space when the draw-bar box is used, and the elastic expansion part is contracted whenthe draw-bar box is not used, so that space is prevented from being occupied; a battery embedded into a first casing supplies power to external electronic equipment through electric energy converted by light energy, energy utilization and use convenience are improved; a rain cover is arranged on the inner wall of the containing cavity on the first casing, and achieves rainproof effect in rainy days; expansion inner bags are respectively arranged on the two sides of the interior of the second casing, so that the function of expanding the containing space is realized; a GPS positioner and a wireless communication module are embedded in a second casing; an electronic lock device is provided with an electronic lock cylinder, a controller, a finger vein recognition device and an alarm; the controller controls the opening of the electronic lock cylinder after authentication is successful through finger vein recognition results or controls alarming of the alarm after authentication is failed,and controls the wireless communication module to wirelessly transmit positioning information of a GPS positioner to mobile equipment of a user, so as to realize the beneficial effects of burglarproof warning and positioning.