31results about How to "Effective waterproof protection" patented technology

The invention discloses a connecting piece used for assembling guardrail cross beams and guardrail upright posts. The connecting piece comprises an L-shaped support which consists of a first side plate used for connecting the guardrail upright posts and a second side plate used for connecting the guardrail cross beams; and the connecting piece also comprises a sealing sleeve used for sealing the end parts of the guardrail cross beams. The connecting piece used for assembling the guardrail cross beams and the guardrail upright posts has the advantages of simple structure, high sealing property and convenient installation.

The invention discloses a non-woven fabric composite material for a filter mask. The material comprises an outer layer, a waterproof breathable layer is fixedly arranged on the outer layer; an antibacterial layer is fixedly arranged below the outer layer; wherein a filter layer is fixedly arranged below the antibacterial layer, an adsorption layer is fixedly arranged below the filter layer, an inner layer is fixedly arranged below the adsorption layer, a skin-friendly layer is fixedly arranged below the inner layer, the antibacterial layer comprises a built-in silver ion antibacterial fabric layer, and the built-in silver ion antibacterial fabric layer is coated with a porous nano titanium dioxide silver-loaded antibacterial agent coating. The composite material has the advantages that theantibacterial performance of the mask can be greatly improved, bacterium breeding is effectively prevented, the outer wall of the mask can be waterproof and breathable, inner side materials are effectively subjected to waterproof protection, a good adsorption effect is achieved, water vapor and peculiar smells on the inner side of the mask can be adsorbed, and the inner side of the mask can be kept dry.

The invention discloses a waterproof and twist-proof cable for wind power generation. The cable comprises an outer insulating layer; the surface of the outer insulating layer is fixedly connected withrubber protrusions; and an outer waterproof layer is adhered to the inner wall of the outer insulating layer; a silicone layer is adhered to the inner wall of the outer waterproof layer; and a filling layer is adhered to the inner wall of the silicone layer; a main conductive wire is arranged at the center of the inside portion of the filling layer; secondary conductive wires are arranged in portions, at the top and left and right sides of the main conductive, inside the filling layer; and the four secondary conductive wires are arranged to encircle the main conductive wire at the center. Themain conductive and the secondary conductive wires each comprise a copper core, wherein the copper core is formed by twisting 23 bundles of wires, and each bundle is formed by twisting 102 copper wires with a diameter of 0.2 mm. The waterproof and twist-proof cable for wind power generation is simple in structure, low in cost, effectively avoids occurrence of cable twisting-off or water seepage,can realize continuous conveying of electric energy, reduces cost of circuit setting and completely satisfies demands of usage.

The invention belongs to the technical field of food waste processing and discloses a food waste processor. The food waste processor comprises a shell and a motor end cover. A grinding part is arranged at the upper end in the shell, an accommodating space for mounting electric apparatuses is arranged at the lower end in the shell, and the motor end cover is located between the grinding part and the accommodating space. The food waste processor further comprises a guide part, a catchment water channel and a drainage structure. The guide part is arranged on the outer side of the side wall of thegrinding part or the motor end cover. The catchment water channel is arranged on the inner side of the side wall of the shell, the catchment water channel is located below the guide part, and the catchment water channel is used for collecting liquid from the guide part. The drainage structure communicates to the catchment water channel for draining the liquid in the catchment water channel out ofthe shell. By arranging the guide part and the catchment water channel matched with each other, the liquid on the side wall of the grinding part or the motor end cover is obstructed longitudinally, is collected in the catchment water channel and is finally discharged out of the shell, so that the liquid can be prevented from flowing downward into the accommodating space continuously, and therefore, waterproof protection on the electric apparatuses such as a motor can be carried out.

The invention relates to a filtering detection type smart clothes rack which comprises a hook (1), a clothes hanging support body (2), an ejector block (3), a connecting rod (4), a threaded rod (5), a sliding block (6), a clamping rod (11), a pressure sensor (9), a control module (7), a power source (8), a filtering circuit (12) and a micro rotating motor (10). The power source (8), the filtering circuit (12) and the micro rotating motor (10) are connected with the control module (7). On the basis of the technical scheme of the filtering detection type smart clothes rack, all the hardware modules are connected to form the filtering detection type smart clothes rack, and the locking structure for a hanging rod is formed by the clamping rod (11) and the hook (1), so that the designed filtering detection type smart clothes rack is stably hung to the hanging rod.

The invention relates to the technical field of energy-saving control, and discloses a domestic hot water energy-saving control device for a high-rise building ground source heat pump system. The domestic hot water energy-saving control device comprises an energy-saving terminal body, two transverse plates are symmetrically and fixedly connected to the side wall of the front side of the energy-saving terminal body, and the same waterproof plate is arranged between the two transverse plates. Fixing blocks are fixedly connected to the side walls of the upper side and the lower side of the waterproof plate, mounting grooves are formed in the side walls of the sides, away from the waterproof plate, of the fixing blocks, the same fixing shaft is fixedly connected between the side walls of the opposite sides of the mounting grooves, a ball movably sleeves the fixing shaft, and shaft holes are formed in the side wall of the front side of the ball. According to the domestic hot water energy-saving control device for the high-rise building ground source heat pump system, waterproof protection can be effectively performed on the energy-saving control device, so that use safety of the energy-saving control device is enhanced.

The invention discloses a protective device for the control panel of a wave wheel semi-automatic washing machine, which comprises a fixed base plate. A control panel is fixed on the fixed base plate through screws, and a protective cover is arranged on the outside of the control panel. A rectangular ring groove is arranged on the fixed base plate, and four sets of positioning columns are arrangedin the rectangular ring groove. Two groups of side walls of the protective cover are welded with mounting plates at both ends. The mounting plate is bonded with a sealing pad. A first fixed plate is welded on the mounting plate. Second fixed plates are welded on two groups of side walls of the fixed base plate at both ends. A fixing screw is connected between the first fixed plate and the second fixed plate. A buffer plate is arranged at the top of the protective cover, and buffer assemblies are uniformly welded at the bottom of the buffer plate at equal distance. The protective device for control panel of wave wheel semi-automatic washing machine has reasonable structure and novel design, effectively protects the control panel through the protective cover, and effectively protects the protective cover through the buffer plate, thus increasing the service life of the protective cover.

The invention discloses an automatic spin-drying drum and a matching mop. The spin-drying drum includes a drum body, wherein the top wall of the cylinder body is respectively provided with a clean water cylinder and a spin-drying cylinder, the lower side of the spin-drying cylinder is provided with a driving motor, the driving end of the driving motor is provided with a motor shaft, the motor shaft penetrates the cylinder body and extends into the spin-drying cylinder, the opening of the spin-drying cylinder is provided with a cover plate groove, and the cover plate groove is provided with a barrier cover matching in size. The mop comprises a mop head, a rotating block and a mop lever, wherein the rotating block is movably connected with the mop head and the mop lever, and the bottom wallof the mop head is provided with a limiting groove mutually cooperating with the limiting protrusion. The invention provides the spin-drying drum which rotates by a mop head driven by a motor, and thespin-drying drum does not need to be rotated by pedaling or pressing and the like, thereby avoiding the situation that the gear meshing structure does not run smoothly after being used for a long time, and meanwhile, a barrier cover which can be used flexibly is designed to avoid sewage splashing, and the use experience is improved.

The invention discloses a sound amplifying device with waterproof function, belonging to the technical field of sound amplifying device. The invention relates to a sound amplifying device with waterproof function, comprises a sound amplifying device main body and a waterproof shell, wherein the waterproof shell is fixedly connected with the outside of the sound amplifying device main body, the sound amplifying device main body is provided with speakers symmetrically distributed, a hand-held handle is rotatably connected with a top end side wall of the sound amplifying device main body througha connecting post, and the side wall of the hand-held handle is fixedly connected with a driving gear through a cylinder. The side wall of the waterproof shell is slidably connected with a waterproofplate part, the top end of the waterproof plate part is slidably connected with a fixing column, the upper end of the fixing column is fixedly connected with a rack engaged with a driving gear, and the outer wall of the fixing column is sleeved with a compression spring. The invention has the advantages of simple structure and convenient operation, and can realize effective waterproof protection on the sound amplifying device arranged outdoors by providing a waterproof shell and a waterproof plate, and the sound amplifying device of the invention can be conveniently moved.

The invention discloses a knitted anti-scald pad for a tea set. The knitted anti-scald pad comprises a bottom pad; a placing groove is formed in the top of the bottom pad; an anti-scald pad is arranged in the placing groove; the anti-scald pad comprises an internal chip; and a waterproof layer is arranged on the internal chip. The invention belongs to the technical field of anti-scald pads. According to the knitted anti-scald pad for the tea set and the crocheting method of the knitted anti-scald pad, the internal chip, the waterproof layer and the like form a main structure of the scald-proof pad; an antibacterial layer is arranged and formed by weaving copper fiber yarns and bamboo charcoal fiber yarns in a warp and weft staggered mode; the copper fiber yarns have a good antibacterial effect, so that the breeding of a large number of bacteria in the anti-scald pad can be avoided; the bamboo charcoal fiber yarns have good adsorbability, can remove peculiar smell in the anti-scald pad and purify the internal environment so as to reduce bacterium breeding; and the copper fiber yarns and the bamboo charcoal fiber yarns are matched to form the antibacterial layer, so that a good bacteria inhibiting effect can be realized, the internal environment can be purified, the mildewing probability can be reduced, and therefore, the anti-scald pad is kept in a relatively sanitary state in use.

The invention provides a roadbed construction method for a soft foundation area, and relates to the field of roadbed construction. According to the roadbed construction method for the soft foundationarea, a main body is included, side edge layers are arranged on the two sides of the main body correspondingly, stirring piles are arranged in the main body in a penetrating mode, a bonding layer is arranged on the upper end face of the main body, a gravel layer is arranged at the upper end of the bonding layer, and an asphalt layer is arranged at the upper end of the gravel layer. Arc-shaped edges are arranged at the upper ends of the side edge layers and opposite to the two sides of the gravel layer. The stirring piles are effectively used through effective construction, cement and soft soilare fully mixed to form reinforcement, the roadbed is reinforced through the gravel layer and the asphalt layer, the roadbed is waterproof through a waterproof agent with which the asphalt layer is coated, and water is guided through the arc-shaped edges at the side edge layers.

The invention discloses a sign board for reminding environment protection. The sign board comprises a connection rod. A sign board body is fixedly mounted at the top of the connection rod. Through holes are formed in the front side wall of the bottom of the connection rod. Screw rods are parallelly mounted at a ground deep in need of mounting and a ground. The screw rods are inserted into rear-endscrew holes of a connection kit, the through holes of the connection rod are aligned to the screw holes, the screw rods are sequentially penetrated the through holes to be fixed to the front end of the connection kit, and the position of the connection rod at the connection kit is fastened through nuts, so that the sign board body is fastened to be prevented from toppling, and can emit light through LED lamps at night; waterproof glass is formed in the front side wall and the rear side wall of a protection shell, so that the LED lamps in an annular cavity can be protected against water effectively; through an inner cavity of a protection cover, the damping, pressure-resisting and waterproofing effect can be further achieved effectively, and accordingly, reliability and functionality of the environment protection reminding sign board are further improved.

The invention discloses a water blocking type house expansion joint structure. The water blocking type house expansion joint structure comprises a top cover piece, and a containing groove is formed ina roof; the top cover piece comprises an upwards-raised corner plate and two flat pressing plates; an expansion joint is formed between two adjacent house single bodies, the upwards-raised corner plate is located above the expansion joint, and the vertical projection of the expansion joint is located in the range of the vertical protection of the upwards-raised corner plate; the top cover piece further comprises two vertical limiting plates, the flat pressing plates are located between the vertical limiting plates and the upwards-raised corner plate, and the vertical limiting plates are connected with the flat pressing plates; and the lower ends of the vertical limiting plates are located in the containing groove, and transverse expansion gaps are formed between the vertical limiting plates and any groove inner side wall of the containing groove. The water blocking type house expansion joint structure has the beneficial effects that the structure is reasonable, rain sheltering and water proofing protection of the expansion joint between the house single bodies can be achieved effectively, the situation that rainwater enters a house can be avoided, thermal expansion and cold contraction adaptability is high, and the structure is stable; and temporary protection structures such as an elastic sealing plate are arranged, so that the water blocking type house expansion joint structure still has the temporary waterproof effect when an external waterproof structure loses efficacy.