218results about How to "Improve the effect of rain protection" patented technology

The invention relates to a distribution box with the high dissipation performance and rainproof performance. The distribution box comprises a body, a heat dissipation chamber, a top face heat dissipation mechanism and a side face heat dissipation mechanism. The top face heat dissipation mechanism comprises a first motor, a worm, a worm wheel, a first rotating shaft, a first bearing and a baffle. The side face heat dissipation mechanism comprises an air cylinder, a rack and a side face heat dissipation unit. The side face heat dissipation unit comprises a plurality of side face heat dissipation assemblies. According to the distribution box with the high dissipation performance and rainproof performance, a top face heat dissipation hole and side face heat dissipation openings are formed, when it is fine, the heat dissipation hole is completely opened through the top face heat dissipation mechanism, and the heat dissipation openings are opened to the largest extent through the side face heat dissipation mechanism, so that heat is emitted out through the multiple large heat dissipation openings, and the high heat dissipation performance is achieved; when it rains, the top face heat dissipation hole is closed so as to prevent water leakage; meanwhile, an adjusting plate is rotated to a certain angle, the heat dissipation openings are opened to a small extent, raindrops are shielded while heat dissipation is performed, and the rainproof performance is achieved.

The invention relates to outdoor surveillance camera equipment with high rainproof performance. The equipment comprises a support column, a cross beam and a camera, wherein the cross beam further comprises a rainproof device, and the rainproof device comprises a rainproof cover, a pushing mechanism and a lifting mechanism; and the pushing mechanism comprises a first motor, a first cylindrical gear and a rack, and the lifting mechanism comprises a sliding block, a second motor, a screw rod, a slider and a sliding bar. According to the outdoor surveillance camera equipment with the high rainproof performance, when the rain is large, the rainproof cover located on one side of the camera is driven by the pushing mechanism and the lifting mechanism to cover the camera, so that the top and the periphery of the camera are located in an enclosed protection range of the rainproof cover. Compared with an existing rainproof method, the outdoor surveillance camera equipment with the high rainproof performance can form better protection for the camera when the rain is large, so that damage to the camera due to water inflowing is prevented, and the service life of the camera is effectively prolonged.

The invention discloses a rainproof rearview mirror which comprises a rearview mirror shell, a lens, an accelerating air duct, a water removal starting system and a water drainage tube. The lens is arranged on the front side of the rearview mirror shell, an air outlet of the accelerating air duct is arranged on the top of the lens, an air inlet of the accelerating air duct is arranged on the rear side of the rearview mirror shell, the water removal start system corresponds to the air inlet of the accelerating air duct, and the accelerating air duct is communicated with the bottom of the rearview mirror shell via the water drainage tube. The rainproof rearview mirror solves problems that a rainproof system in the prior art is complicated, is high in production cost and easy to cause mechanical faults, and the like, and has the advantages of simple structure, low production cost and fault rate, good rainproof effect, capabilities of saving energy and effectively reducing traffic accidents, and the like.

The invention discloses a sunshade and rainproof system of a GIS control cabinet, belongs to the technical field of power equipment and solves the technical problem that equipment in an existing control cabinet is easy to damp in a rainy day. The sunshade and rainproof system of the GIS control cabinet comprises a sunshade and rainproof shed and a controller, wherein an installation support is arranged at the top of the GIS control cabinet, the sunshade and rainproof shed is fixed on the installation support and comprises an installation plate, a first rotation shaft, a second rotation shaft, a telescopic rod, a sunshade rainproof fabric and a driving mechanism, two ends of the first rotation shaft are connected with the installation plate, the installation plate is fixed on the installation support, the telescopic rod is connected between the second rotation shaft and the installation plate, one end of the sunshade and rainproof fabric is wound around the first rotation shaft, the other end of the sunshade and rainproof fabric is fixed on the second rotation shaft, the controller is connected with the driving mechanism so that the driving mechanism is controlled to drive a rotation direction of the first rotation shaft and the sunshade and rainproof fabric is further wound or extended, and a lighting lamp is further arranged on the telescopic rod.

The invention discloses a ring main unit for outdoor use. The ring main unit includes a cabinet body. A radiating port is arranged in the center of the top part of the cabinet body. A fan is fixedly connected to the center of the top part of the inner cavity of the radiating port in a crosswise manner. Springs are welded on two sides of the top part of the cabinet body vertically. A protection cover is welded to the top part of the springs. Air vents are arranged on two sides in the bottom part of the cabinet body. Waterproof covers are welded to the bottom parts of the outer walls on two sides of the cabinet body. According to the invention, through arrangement of the cabinet body, the radiating port and the fan, air flow in the cabinet body can be accelerated effectively, and heat dissipation efficiency of electric devices in the cabinet body can be improved. Through the arrangement of the springs and the protection cover, snows accumulated on the top part of the protection shade canbe shaken off through shaking the protection cover in heavy snow weather, so that influence on the ring main unit by snow can be reduced effectively. Through the arrangement of the waterproof coversand a sponge filtering board, water is made to flow along the outer walls of the waterproof covers, so that the rainproof effect of the ring main unit is improved effectively.

The present invention relates to compositions for pest control, more particularly insecticides, to a process for preparing them, and to the use of such formulations for sustained control of animal pests (arthropods) on various surfaces. The present invention further relates to active ingredient-wax particles in which at least one active insecticidal ingredient is dispersed in wax.

The invention discloses an energy-saving switch cabinet with a good radiating effect. The energy-saving switch cabinet with the good radiating effect comprises a cabinet body; a partition plate is horizontally arranged in the middle position in the cabinet body; the cabinet body is divided into an upper cavity and a lower cavity through the partition plate; an upper water conveying pipe which is transversely arranged is arranged on the inside wall of the upper cavity; a lower water conveying pipe which is transversely arranged is arranged on the inside wall of the lower cavity; the water inlets of the upper water conveying pipe and the lower water conveying pipe are both connected with a water inlet pipe; the water inlet pipe is connected with a main water inlet pipe; the right end of the main water inlet pipe is connected with a water outlet of a water storage box which is arranged on the right side of the cabinet body. According to the energy-saving switch cabinet with the good radiating effect disclosed by the invention, circulating water in the cabinet body can be cooled; the cooling effect is good; the efficiency is high; a rainproof roof which is arranged on the upper side of the cabinet body can prevent rain effectively; rainwater can be collected and used for cooling the circulating water; the water resources are saved; the energy consumption is reduced; the good radiating effect is further ensured by a plurality of exhaust pipes and rainproof plates; in addition, the anti-theft performance and the safety performance of the switch cabinet are effectively improved through an arranged fingerprint lock.

The invention provides a ventilating and rain retaining device used for a radar antenna array, which comprises a fixed frame and a louver, wherein, the louver comprises at least a leaf, each leaf of louver is installed in the fixed frame through a bending plate, the blade of the louver at the inner side of a wind inlet surface is horizontally installed, the blade of the adjacent louver is vertically installed, thus, the rain retaining rate is enhanced, cooling air can be entered and rain water can be retained whether being under the condition of forward direction and overturning 180 degrees, so that the heat generated by the electronic element and the immediate heat radiation are ensured; the blade with no installing surface can be conveniently installed, and can be firmly fixed; the circulating resistance of the air can be reduced through arranging a wing guiding surface, to increase the air disturbance, and to prevent the rain water from entering; the excessive entering amount of the rain water is effectively prevented through the rain wrapping surface; the rain retaining effect is further enhanced through the reasonable gap among the blades, therefore, the cost is saved. The device can effectively ventilate and retain the rain, to improve the safety performance of the electronic device, and prolong service life.

The invention discloses a power equipment power distribution cabinet with an efficient ventilation and heat dissipation system. The cabinet comprises a cabinet body. The cabinet body includes a frontplate and a back plate which are arranged in parallel; two parallel side plates are arranged between the front plate and the back plate; the side plate includes a plurality of rectangular plates arranged at equal intervals, a door opening is formed in the front plate, and an opening and closing door is hinged to the door opening; every two adjacent rectangular plates form a first rectangular ventilation opening; a wind shield assembly capable of vertically lifting is arranged on the outer side of the side plate; and the wind shield assembly includes a plate body, and a second rectangular ventilation opening matched with the first rectangular ventilation opening is formed in the plate body. The cabinet body further comprises a top cover arranged at the top, and a bird repelling assembly isarranged on the upper surface of the top cover. Through the arrangement of the front plate, the back plate, the side plates and the wind shield assembly, a heat dissipation mode and heat dissipation efficiency of the power distribution cabinet are adjusted according to the requirements of actual conditions in the use process, meanwhile, the bird repelling assembly is arranged, and a sound is generated along with collision of a ball body and a collision clock so that an effect of repelling birds is achieved.

The invention discloses an automobile tail decoration lamp. The automobile tail decoration lamp comprises a lampshade, a lamp housing, a decoration frame, a reversing light inner cover, a decoration cover, a reflection mirror and a lamp bulb. The lamp housing is reversely buckled in the lampshade; the reversing light inner cover is connected in the lamp housing and the lampshade; the reflection mirror is connected on the reversing light inner cover; the lamp bulb is inserted into the reflection mirror; the inner surface of the reflection mirror is subjected to aluminizing; the reflection efficiency of the reflection mirror is increased; light guide bars are added between the reflection mirror and the lampshade and between the reflection mirror and the lamp housing; the light guide bars are connected to the lamp housing by light guide bar glands; an inner lampshade is arranged between the light guide bars and the lamp housing; the brightness of the tail decoration lamp is further increased; the decoration cover is connected to the reversing light inner cover by the decoration frame; the lamp housing is connected in a protection cover by a sealing cushion and lamp mounting screws; a shell is buckled in and connected with the lampshade by a ball head, and stretches into the protection cover and an automobile instrument board. The automobile tail decoration lamp has the advantages that the caution performance of the tail decoration lamp is improved; the sealing property is increased; the service life of the automobile tail decoration lamp is prolonged.

The invention relates to an intelligent surveillance camera automatic cleaning system. The intelligent surveillance camera automatic cleaning system comprises a mounting column and a cleaning device.A mounting plate is disposed at the right end of the mounting column, and mounting holes are symmetrically formed in the mounting plate on the mounting column. A square groove is formed in the left end of the mounting column, and the cleaning device is installed at the left end of the mounting column. The cleaning device includes a cleaning motor, a cleaning rotating shaft, a rotating shaft connecting plate, a cleaning rotating plate, a cleaning base, a cleaning mechanism, positioning mechanisms, stable push rods, stable clamping jaws, a stable connecting plate and a clamping claw angle push rod. The positioning mechanisms comprise positioning support blocks, positioning push rods, positioning connecting frames, extruding plates, extruding push rods, positioning sliding columns, positioning springs, positioning clamping plates and limiting rods. The intelligent surveillance camera automatic cleaning system can solve the problems that the camera cleaning difficulty is high, the manual cleaning effect on a camera is poor, the camera is swayed when the camera is cleaned, and the camera cannot be limited when the camera is cleaned during existing camera cleaning.

The invention discloses a convenient solar energy generating set. The generating set comprises a wall body and a box body; both sides of the box body are fixedly connected with external boxes; the bottoms of the opposite sides of the two external boxes are fixedly connected with a bottom box; the back of the box body is fixedly connected with the surface of the wall body; a support plate is fixedly connected between two sides of the inner wall the external box; the back of the support plate is fixedly connected with a fixing rod; a rotary plate is movably connected on the surface of the fixingrod and the back of the support plate; and the generating set relates to the technical field of solar energy. Both sides of the box body of the convenient solar energy generating set are fixedly connected with the external boxes, so that the solar energy plate is less washed by the rain on rainy days and the service life of the solar energy plate is prolonged; a curved groove matched with the bump is opened on the surface of the arc panel, so that the flashing board can move; and thus, the solar energy plate is sufficiently contacted with the sunshine, and the service efficiency of the solarenergy plate is improved.

The invention discloses an outdoor rainproof electric power cabinet. The cabinet comprises a cabinet body, wherein a plurality of cylindrical holes are formed in a side wall of the cabinet body, an air groove is formed in the side wall of the cabinet body, a sealing column is rotatably connected into a cylindrical hole in a sealed mode, a heat dissipation hole is formed in a side wall of the sealing column, a first iron sheet is embedded into a side wall of the sealing column, an electromagnet is embedded into the cylindrical hole, a power supply device for supplying power to the electromagnetis installed in the air groove, and the sealing column is rotatably connected into the cylindrical hole through a torsional spring. The cabinet is advantaged in that the electromagnet is powered on through the power supply device to enable the sealing column to rotate, the cylindrical hole can be blocked to prevent rainwater from entering the cabinet body, in the absence of rain, the electromagnet is powered off, and the sealing column opens the cylindrical hole under the action of the torsional spring, so air inside and outside the power cabinet can interact, and the heat dissipation performance of the power cabinet is guaranteed.

The invention relates to a split type raincoat set, comprising a cap, a jacket and a trouser, wherein the cap is integrated with the jacket and separated from the trouser, characterized in that: a zipper is set in center of the cap along the longitudinal direction and the two chain belts of the zipper are respectively combined with the cap median plate and the cap side plate and cap mouth elastic wire and an in-cap elastic wire penetrate through the cap mouth and the cap; a ventilator is set on the front of the jacket and the upper slice at the ventilator covers over the lower slice, and the bottom flap and upper flap are respectively set on the two sides of the front zipper of the jacket and the separable fastening fabrics are respectively set on the bottom flap and the upper flap and the outer flange is set on the bottom flap border and the pocket flap of the jacket is longer than the pocket mouth and a invisible scupper opening downwards is set on the bottom of the pocket; an elastic band and a drawing rope are set on the waist of the trouser and a waterproof zipper is set on the two sides of the trouser. The cap, jacket and the trouser use polyamide polyester interweaving twill and a layer of hemp stem powder modified polyurethane coating agent is coated on the back of the polyamide polyester interweaving twill. The split type raincoat set has features of reasonable structure, strong rain-proof capability and good permeation.

The invention relates to the technical field of cable tapping equipment, and discloses an outdoor cable tapping box, comprising a box body. The bottom of the box body is fixedly provided with a base,the front side of the box body is hinged with the box door through a hinge, a handle is fixedly installed at the middle of the outside of the box door, a flashing board is fixedly installed on the topof the box body, a lightning rod is fixedly installed on the top of the flashing board, the left and the rear of the box body are provided with ventilation holes, a partition plate is fixedly installed in the middle of the inner cavity of the box body, a wire management hole is opened in the front half of the partition plate, and wire pipes used in coordination with the wire management hole are fixedly installed at the bottom of the partition plate. The outdoor cable tapping box branches the cable through cooperated use of the wire management hole and the wire pipes, so as to make the cable route clearer, reduce the difficulty of the work and improve the wiring efficiency, and then through fins on a heat dissipation pipe, the heat can be well dissipated, and the heat dissipation performance of the tapping box is improved.

The invention discloses a rain-proof transfer frame for a forklift, and relates to the technical field of trays. The rain-proof transfer frame comprises a frame body, wherein the frame body comprisesa bottom plate, supporting columns and a top plate; the plurality of supporting columns are uniformly distributed between the bottom plate and the top plate; first rain-proof cloth is mounted on one opposite side face of the frame body; and a set of mounting seats are symmetrically fixed on one opposite side face of the top plate; and a transmission rod is rotatably connected between every two mounting seats. According to the rain-proof transfer frame, the frame type transfer frame is established, and the carrying capacity of the transfer frame is improved; a goods fork is used for abutting against a sliding plate to move and squeeze a spring, so that a second rope drives the transmission rods to rotate, the two transmission rods are linked through the second rope, then two pieces of second rain-proof cloth is lowered to close the frame relatively, rain-proof and dust-proof functions are realized, and the two pieces of second rain-proof cloth rises back to an initial state through theelastic force of the spring and a clockwork spring; the rain-proof and dust-proof functions of the transfer frame are achieved in the process; and the influence on the goods use performance and precision is reduced.

The invention discloses environmental-friendly bricks prepared by building wastes and a preparation method thereof. The environmental-friendly bricks are prepared from the following raw materials in parts by mass: 60-80 parts of building wastes, 20-30 parts of industrial waste residues, 30-40 parts of water, 8-12 parts of phenolic resin powder, 6-8 parts of nitrile rubber powder, 4-6 parts of barium sulfate, 10-13 parts of an active excitant, 10-15 parts of plastic clay and 8-10 parts of perlite. The invention aims to provide the environmental-friendly bricks prepared by building wastes and the preparation method thereof. By primarily taking the building wastes and industrial waste residues as primary raw materials, the problem that the building wastes and industrial waste residues are hard to landfill and the occupied area for landfilling is large is solved, the wastes are regenerated and used, and the sources are saved; meanwhile, harmful rays in life can be absorbed, so that damage on the human body by the harmful rays is reduced; the method is simple and easy to popularize, does not pollute air and water, and is more environmentally friendly.

The invention discloses a ventilation and rainproof power supply box and relates to the technical field of power supplies. The ventilation and rainproof power supply box comprises a box body, the boxbody comprises opposite side plates, a plurality of first ventilation holes are set on the side plates. A heat dissipation fan is installed in the box body and is located between the two side plates.Inner side walls of the two side plates are hinged to fan plates through a plurality of hinge rods. The wind plates are uniformly provided with a plurality of second ventilation holes, and tops of thewind plates are in contact with the lower surfaces of pressing plates. A microprocessor is allowed to control the movement of the telescopic rods by comparing temperature values of a first temperature sensor and a second temperature sensor, finally the wind plates go up or down to ensure that the first ventilation holes are corresponding to or offset from the second ventilation holes, therefore,a wind channel is formed or not formed by the first ventilation holes, the heat dissipation fan and the second ventilation holes, the rainproof and heat dissipation ability of the wind plates to the side plates is achieved, a good working environment is provided for electronic components inside the box, and the service life and performance of the power supply are improved.

The present invention provides an aqueous suspension formulation containing (RS)—N-[2-(1,3-dimethylbutyl)thiophene-3-yl]-1-methyl-3-trifluoromethyl-1H-pyrazole-4-carboxamide and having high rain resistance and stable residual effectiveness. A aqueous suspension formulation for foliar application fungicide of the present invention contains a fungicidal active ingredient, (RS)—N-[2-(1,3-dimethylbutyl)thiophene-3-yl]-1-methyl-3-trifluoromethyl-1H-pyrazole-4-carboxamide, and a polyoxyalkylene rosin acid ester or liquid paraffin, and has improved rain resistance on plant leaves and excellent residual effectiveness.

The invention discloses a novel power distribution cabinet comprising a cabinet body, a ceiling, a shield plate, first illuminating lamps and a fixed mechanism; the ceiling is fixed on the top of thecabinet body; one side, facing a door body, of the ceiling partially recesses inwards to form a slide groove matched with the shield plate; the shield plate can be arranged in the slide groove in a slide manner, and can partially slide out the slide groove; the plurality of first illuminating lamps are embedded on the bottom surface of the shield plate, and electrically connected with a storage battery in the ceiling. An existing power distribution cabinet is poor in usage convenience, only has an element assembly function, so workers cannot easily repair elements in the cabinet under a nightfirst-aid repair condition; in rainy days, the cabinet is hard to repair and high in risks; the novel power distribution cabinet can solve said problems.

The invention discloses a ventilation hole structure for a rainproof type relay. The ventilation hole structure for the rainproof type relay comprises a shell and a base; the shell is provided with acavity having a downward opening, so that internal parts of the relay are contained; the base is embedded at the bottom of the shell; a vertical raised rib downwardly extending along the top is arranged outside one side wall of the shell; a groove having a downward opening is arranged on the bottom end face of the raised rib; a through hole is arranged in one side wall of the shell; the through hole is communicated with the groove; furthermore, the groove is set to a structure having a large mouth and a small internal part; and the through hole and the groove form the ventilation hole of the relay. According to the ventilation hole structure for the rainproof type relay disclosed by the invention, the structure of the ventilation hole is improved; therefore, the structure is simple; a module can be conveniently released when a part is produced; furthermore, optical cement can be prevented from flowing into the interior of the relay from the small hole at the broadside of the shell; andthus, the use performance of the relay is ensured.

The invention discloses a power distribution cabinet which comprises a circular shell and a base. The circular shell is arranged on the base. A rainproof device is arranged on the top of the circular shell. A cylindrical rod is arranged in the circular shell. A first partition plate is arranged at the upper portion of the interior of the circular shell. A second partition plate is arranged at the lower portion of the interior of the circular shell. A first cavity is formed in the region between the first partition plate and the top of the circular shell. A second cavity is formed in the region between the second partition plate and the bottom of the circular shell. A rainproof starting locking device is arranged at the position, corresponding to the first cavity, of the exterior of the circular shell. A glass door is arranged at the position, between the first partition plate and the second partition plate, of the outer side of the circular shell. A handle is arranged on the glass door. A rocking box is arranged on one side of the glass door. A rocking mechanism is arranged in the rocking box and the second cavity. A handle stem is arranged on the outer side of the rocking box. An electrical component is arranged on the side face of the cylindrical rod. According to the power distribution cabinet, the purposes that the floor space of the power distribution cabinet is decreased, the space of the power distribution cabinet is sufficiently utilized and the rainproof effect of the power distribution cabinet is improved are achieved.

The invention discloses a relay type intelligent charging system based on an operation unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicles, the relay type intelligent charging system comprises a base, a protective shell is arranged on the surface of the base, a steering motor is mounted on one side of the base, an accurate alignment device is mounted in the protective shell, an equipment table is mounted at the bottom of the accurate alignment device, and a take-off and landing table is arranged at the top of the equipment table; a charging device is installed in the take-off and landing table, the equipment table mainly comprises a sleeve, an annular rotating disc is installed on the edge of the top of the sleeve, a wire inlet hole and a control box are installed on the side face of the sleeve, all-directional adjustment can be conducted, the unmanned aerial vehicle can be rapidly locked to a set position, the preparation time is greatly shortened, and the unmanned aerial vehicle positioning precision is improved; and the relay type intelligent charging system is capable of effectively guaranteeing butt joint of the charging heads, capable of improving charging efficiency, capable of effectively conducting rainproof protection on the charging device and electrical elements, and capable of completely eradicating electric leakage and electrical element damage.

The invention discloses a radome unit with a buckling connection structure. The radome unit comprises a triangular metal framework (1), a honeycomb sandwich plate (2) and bent metal buckling bars (3), wherein the triangular metal framework (1) is welded by three rectangular steel plates, unthreaded holes with 5 mm diameters are processed in side surfaces of the three rectangular steel plates at equal intervals, and upper end surfaces of the three rectangular steel plates are located on the same plane through a tooling during welding; 2 mm* 2 mm flangings are processed on three side edges of the honeycomb sandwich plate (2); and the honeycomb sandwich plate (2) is tiled on the triangular metal framework, bent metal buckling bars (3) are buckled on the flangings of the honeycomb sandwich plate and fixedly connected with side surfaces of the triangular metal framework (1) through bolts, flat gaskets and nuts. According to the independent unit design mode, each unit can be dismounted and maintained independently, so that the maintainability of each radome unit is improved; and further, the wind and rain resistance and convenience in maintenance of the radome unit are improved.

The invention relates to a sound box protection casing of a vehicular speaker, which comprises a player and a sound box. The outside of the sound box of a vehicular speaker is provided with a protection casing, and the protection casing is divided into a fixed casing and a rotary casing. The fixed casing is in a semicircular shape, the side surface of the fixed casing is provided with two catching grooves arranged upwards and downwards in a symmetrical way, and the bottom of the fixed casing is provided with a fixed clamp in an omega shape; and the rotary casing is in a semicircular shape and forms a concentric circle with the fixed casing, the rotary casing and the fixed casing can coaxially rotate, the radius of the rotary casing is smaller than that of the fixed casing, the circular arc contact position of the fixed casing and the rotary casing is in a tight matching or interference assembly mode, the circle centre angle of the rotary casing is smaller than that of the fixed casing, one side of the rotary casing is provided with a handle, and the catching grooves of the fixed casing are matched with the handle of the rotary casing. The sound box protection casing has simple structure, low cost and favorable use performance, can protect the cleanliness of the sound box, prevents the sound box from being wetted by rain, and increases the practicability and safety of the sound box.

The invention discloses a novel infrared PTZ camera. The PTZ camera comprises a camera housing, and a rainproof mechanism is arranged at the upper end of the camera shell. During rainy days, shieldingwaterproof cloth can extend out to achieve the rainproof protection of the camera main unit; moreover, after the shielding waterproof cloth extends out, the normal shooting work of the camera main unit cannot be influenced, so the rainproof effect on the camera host is improved, and it is ensured that the camera host keeps clear shooting; a quick disassembly mechanism is arranged in a fixed ring;a holder and the camera main unit can be quickly disassembled and assembled through the quick disassembly mechanism, and the holder does not need to be disassembled, so the maintenance of the cameramain unit is facilitated.

The invention belongs to the technical field of supporting devices, and in particular relates to a photovoltaic solar energy support device. For the problem that a protection structure is unavailable,the device provided by the invention comprises a base. A supporting rod is arranged on the outer wall of the top of the base. A transverse plate is arranged on the outer wall of the top of the supporting rod. A supporting frame is arranged on the outer wall of the top of the transverse plate. A flashing board is arranged on the outer wall of the top of the supporting frame. An arc-shaped flashing board is arranged on one side of the outer wall of the top of the flashing board. A guide groove is formed on the other side of the outer wall of the top of the flashing board. A supporting piece is arranged on the outer wall of the top of the base, and a first hydraulic rod is arranged on the outer wall of one side of the supporting piece. According to the invention, the flashing board, the arc-shaped flashing board, a mounting frame and the guide groove are arranged; the guide groove is formed on the other side of a photovoltaic solar panel; rainwater can be guided to the other end of thephotovoltaic solar panel; in addition, the arc-shaped flashing board is unique in structure; the rain shielding area can be increased through the arc-shaped structure; the rain shielding effect is improved; and the service life of the solar photovoltaic panel is prolonged.

The invention belongs to the technical field of fine chemical engineering, and particularly relates to a long-acting automobile glass rain repellent and a preparation method thereof. The glass rain repellent is prepared from the following raw materials in percentage by weight: 10-20% of modified nano silicon dioxide sol, 1-2% of modified polyacrylic acid solution, 5-10% of modified sorbitol solution, 0.1-0.5% of sodium alginate, 1-5% of polyvinyl alcohol solution, 0.5-1% of Tween-60, 0.5-1% of lauryl sodium sulfate, 5-10% of glycerol, 5-10% of propanediol and the balance of water, totaling 100%. The modified super-hydrophilic nano silicon dioxide is adopted to greatly enhance the rain repelling effect. By adopting the high-adhesion modified polyacrylic acid solution, the superhydrophilic nanoparticles and surfactant component can be attached to the glass without shedding, thereby further enhancing the durability of the rain-repelling product. The rain repellent can keep the rain repelling effect for 15 days.

The invention discloses a low-voltage preassembled transformer substation, and particularly relates to the technical field of transformer substations, the low-voltage preassembled transformer substation comprises a transformer substation, the left and right side surfaces of the transformer substation are provided with heat dissipation windows, and one end of each heat dissipation window is fixedly connected with the outer wall of the transformer substation. When the rainfall is large, the weight of the water containing box body is increased after much rainwater is accumulated, the lining baffle is pulled to ascend, then the heat dissipation window can be automatically closed, meanwhile, the lower portion of the water containing box body can synchronously drive the fan to rotate to generate certain wind power, and an air barrier is formed on the outer side of the heat dissipation window to conduct multi-stage rainproof protection on the transformer substation. Secondly, water accumulated in the water containing box body is circularly pumped through cooperation of a small water pump and a heat conduction pipe, heat dissipation can be conducted on the inner interlayer, the waterproof protection performance of the transformer substation can be improved in rainy days, normal heat dissipation of the transformer substation in the daily state is guaranteed, and the collected rainwater can be utilized to fully dissipate heat of the transformer substation, so that a good guarantee is provided for the transformer substation.