59results about How to "Act as a water barrier" patented technology

The invention discloses a round split conductor with internal optical fibers. The round split conductor is made by assembling a plurality of conductor sectors. Insulating crinkled paper for isolating the conductor sectors is arranged among the conductor sectors. At least one wire having a central direct-laid fiber unit is provided between sector corners of every two adjacent conductor sectors. The round split conductor allows the temperature and transmission load of the power cables to be monitored in real time and can serve as a large-section conductor for 'triple-play', 'smart' and extra-high voltage or high voltage power cables; the direct-laid optical fiber units wrapped with the wires is never broken, the wires also effectively protects the fiber units, no extrusion is caused during processing and laying, especially heat and expansion inevitably occurring during running of the cables are avoided, space for the fiber units is guaranteed, the elastic material of the wires provide buffering for the expansion inside thus the fiber units are never damaged, and normal running is guaranteed.

The invention discloses a ground dryness and wetness separation device based on a buoyancy principle for a toilet. The device comprises a baffle and a placement groove; the placement groove is formedin the lower end of a floor, and a rectangular through groove is formed in the upper end of the placement groove; the baffle is slidingly connected in the placement groove, the upper end of the bafflepenetrates through the rectangular through groove in the upper end of the placement groove and is slidingly connected to the side wall of the rectangular through groove, and the left side of the lower end of the baffle is fixedly connected with a protrusive block used for reserving water storage spaces at the lower end of the baffle and at the bottom of the placement groove. The device is novel in design, water in the toilet enters a water guiding cavity through water inlet holes and then enters the placement groove through water guiding holes in the water guiding cavity, the water entering the placement groove enters the bottom of the baffle through cylindrical grooves, the baffle moves upward under the action of the buoyancy of the water to extend into the placement groove and is abovethe ground at a certain distance, and a water blocking effect is achieved; the buoyancy principle is adopted, there is no other energy consumption, energy is saved, and meanwhile the aesthetic degreeand brightness of the toilet can be improved.

The invention relates to a water stop structure for water conservancy project . The water stop structure comprises a water baffle; a cavity communicating with the water baffle is formed in a vertical dam body; a plurality of water stop plates are embedded in the water baffle and slidably connected with the water baffle; first sliding grooves are formed in the water baffle in the height direction of the water baffle; first sliding blocks and second sliding blocks are embedded in the first sliding grooves and slidably connected with the first sliding grooves; the first sliding grooves are vertically connected with second sliding grooves; third sliding blocks are embedded in and rotationally connected with the second sliding grooves; first connecting rods are rotationally connected to the first sliding blocks; second connecting rods are rotationally connected to the second sliding blocks; the first connecting rods and the second connecting rods are rotationally connected to the third sliding blocks; the upper portions of the first sliding blocks are connected with the lower end faces of the water stop plates in the water baffle; the vertical dam body is provided with water passing pipes below the water baffle; water collecting cylinders are connected to the lower portions of the second sliding blocks; and the water collecting cylinders communicate with the ends, penetrating into the vertical dam body, of the water passing pipes through hoses. The vertical water stop structure has the effect of reducing the risk that flood overflows a vertical concrete structure.

The invention relates to an electric atomizer. The electric atomizer comprises a base, a base upper cover, a medicine cartridge and a spraying gun, and is characterized in that a storage battery is arranged on the base, a step arranged in the front side of base is in contact with the front side of the storage battery, a battery box cover is arranged on the storage battery positioned on the base, a battery spring leaf is arranged on the battery box cover, an ejecting spring is arranged on the inner wall of the rear side of the battery box cover, the battery spring leaf and the ejecting spring are in contact with the storage battery, a card slot is formed in a card frame arranged on the base, a switch card seat is arranged in the card frame, a card hook arranged on the outer wall of the switch card seat is matched with the card slot, an opening is formed in one side of the switch card seat, the opening is covered with a protective cover, a threading column is arranged on the outer wall of the protective cover, a threading hole is formed in the threading column, the power cord of an integrated circuit which passes through the threading hole of the protective cover and is connected with the storage battery is arranged in the switch card seat, an L-shaped jack socket, a flow guide groove and a confluence hole are formed in the upper cover of the base arranged on the base, an L-shaped inserting plate is arranged at the bottom of the medicine cartridge, the L-shaped jack socket is fixed through a fastening piece after being matched with the L-shaped inserting plate in an inserting manner, the flow guide groove is communicated with the confluence hole, and the confluence hole goes out through the bottom of the atomizer.

The invention discloses a prefabricated wallboard with a window frame, which relates to the field of building wallboards, comprising a wallboard body, a window hole is opened on the wallboard body, a limit frame is fixed in the window hole, and A limiting component, a snap-in groove for placing windows is formed between the limiting component and the limiting frame; when installing a window on a prefabricated wallboard, place the window on the limiting frame so that the window abuts against the limiting frame , so as to limit the window; the limit component in the window hole can limit the window in the clamping groove, thereby reducing the falling of the window frame; after the window frame is installed, the limit frame and the limit component can play a role of water blocking function, thereby improving the waterproof performance of the wallboard body after the window is installed.

The invention relates to a soft soil foundation embankment structure. The structure is arranged at a lower part of a river embankment, and comprises a pile foundation arranged in a soil layer of an embankment foundation, one or more rows of piles are mounted in the pile foundation, an upper end of the pile foundation is provided with a foundation platform, the foundation platform is buried in thesoil layer, the pile foundation and the foundation platform both are arranged along the embankment. The soft soil foundation embankment structure has the advantages that the foundation platform and the pile foundation are buried in the embankment soil layer to be used as stressed components, a load above the foundation platform can only be transferred to a deep soil layer through the foundation platform and the pile foundation, and the deep soil layer is taken as a supporting layer to support the pile foundation and the load supported by the upper part of the pile foundation. Thus, the foundation platform unloads the load on the upper part thereof, and an instability phenomenon caused by damage to a soil balance condition when the embankment foundation supports excessive load is avoided.

The invention discloses a multilayer segmented conductor type water-blocking power cable with a built-in cable. The center of the cable is equipped with a segmented conductor layer. The segmented conductor layer is formed by assembling a plurality of segmented fan-shaped conductor strand blocks and a fan-shaped strand block water-blocking layer arranged out of each segmented fan-shaped conductor strand block. A water-blocking rope is filled in a center gap after the plurality of fan-shaped strand block water-blocking layers are assembled. A round conductor is arranged in each fan-shaped conductor strand block. A round water-blocking layer is arranged out of each round conductor. Water-blocking blocks are filled in the gaps among the fan-shaped strand block water-blocking layers, a water-blocking tape and silk thread bundles. A polyethylene insulating layer, a vertical structure water-blocking layer, a metal armored layer and an alkali-free glass optical fiber tape are extruded out of the segmented conductor layer in sequence. According to the cable, the conductor water-blocking structure and the external water-blocking structure are combined mutually, the conductor is not oxidized and corroded due to water immersion, the electric performance of the cable is prevented from being influenced and an abnormal cable breakage event is prevented from occurring.

The invention discloses a display panel and a manufacturing method thereof. The display panel comprises a substrate; a planarization layer arranged on the substrate; a pixel definition layer arrangedon the planarization layer; a plurality of pixel opening areas, wherein each pixel opening area is arranged on the planarization layer and the pixel definition layer; and a first water blocking film layer arranged in the plurality of pixel opening areas. The planarization layer and the pixel definition layer are respectively provided with pixel opening areas, and the organic planarization layer and the pixel definition layer can be disconnected at intervals through the first water-blocking film layer deposited in the pixel opening areas, so as to form a new water-blocking area, thereby improving the water-blocking effect of a packaging structure. When a laminating adhesive layer is laminated on the substrate in a vacuum manner, the laminating adhesive layer arranged above a test area can also permeate into the pixel opening areas, so that a water blocking effect is achieved, and the water blocking effect of the packaging structure is further enhanced.

The invention discloses an intelligent waterproof device for an underground garage, and belongs to the technical field of garage waterproof devices. The device comprises vertical slideways on two sides, a water blocking plate arranged between the vertical slideways and sliding along the vertical slideways, a lifting mechanism for lifting the water blocking plate to a high position in a non-workingstate, and a detection control system for sensing a water level signal, and the water blocking plate is connected in the vertical slideways through a crank slider mechanism; the lifting mechanism mainly comprises a lifting machine, and a slider-crank mechanism comprises a connecting rod, a slider set matched with a vertical slide way, a connecting shaft and two clamps used for clamping the waterblocking plate. One end of the connecting rod is hinged to the sliding block set, the other end of the connecting rod is hinged to the clamper, long notches are formed in the sliding block set and theclamper, the connecting shaft is slidably arranged in the long notches, and an electric push rod is installed on the side wall of the garage on one side of the vertical sliding way. By adopting the slider-crank mechanism, the water blocking plate can be turned over naturally, the structure is simple, and the installation is convenient; meanwhile, the water blocking plate can naturally fall down under the action of gravity, and energy and cost are saved.

The invention discloses a water-blocking combined segmented conductor with a built-in central optical fiber. The water-blocking combined segmented conductor comprises a central support strand block. The conductor structure is formed by assembling a plurality of corrugated conductor strand blocks and the central support strand block. Corrugated water-blocking layers are arranged out of the plurality of corrugated conductor strand blocks. The corrugated water-blocking layers surround the central support strand block by taking the central support strand block as a center. A water-blocking tape is arranged out of the plurality of corrugated water-blocking layers. The central support strand block is formed by twisting a plurality of silk thread bundles. At least one center of the silk thread bundles is directly towed with optical fiber units. According to the water-blocking combined segmented conductor, the corrugated water-blocking layers are arranged out of the corrugated conductor strand blocks, the water-blocking tape is arranged out of the corrugated water-blocking layers, so the integrated conductor is protected by the water-blocking layer, the conductor has a high water-blocking function, the conductor is not oxidized and corroded due to water immersion, the electric performance of the cable is prevented from being influenced and an abnormal cable breakage event is prevented from occurring.

The invention relates to the technical field of mining engineering, in particular to a mining room goaf filling method. According to the mining room goaf filling method, a goaf which is 2-4 m above the top of a filling body is filled with mortar at the lime-sand ratio of 1:6, filling water is effectively prevented from being flush with the filling body and infiltrating into the filling body below,and the mortar plays a role of a water-resisting layer; and in addition, the final 2 m of the goaf is filled with tunneling gangue, and seams are filled with the mortar at the lime-sand ratio of 1:6.As the tunneling gangue is moderate in grain size and good in grading, consumption of cementing materials and water is greatly reduced, the water filtration effect is improved, the problem of volumedeformation of concrete is solved, and the strength, durability and anti-permeability of the concrete are improved; through a strengthening device and structure arrangement thereof on the top of the filling body, mortar filler is squeezed, and the drainage effect of the filling body is improved; and meanwhile, the mortar can quickly achieve the full seam filling effect, so that the strength of theconcrete is further improved, the bearing strength of the filling body is improved, and safety mining is realized.

The invention relates to a dynamic seal waterproof external rotary fan which can effectively prevent the water from moving into a stator and a waterproof method. The dynamic seal waterproof external rotary fan comprises an external rotary fan, the end of an external rotor of the external rotary fan is a boss, which is dynamical seal and close fit with a groove of the end of a middle cover in the form of convex-concave insertion. The dynamic seal waterproof external rotary fan has the advantages that: firstly, the design of the convex-concave insertion structure between the external rotor and the middle cover and the alternate concave and convex structural surface of the boss, not only in a dynamic state, can ensure that the forward pressure of the external rotor and the middle cover is greater than the atmospheric pressure, which ensures that the rainwater will not flow into the stator from the external rotor, but also in a static state, can ensure that the alternate concave and convex sealed groove effectively prevents the passing of the rainwater, the rainwater can not flow into the stator from the external rotor, so as to achieve the effect of preventing water; secondly, the setting of grease in the groove of the alternate concave and convex structure of the boss surface between the external rotor and the middle cover not only plays an effect on preventing the water, but also has cooling and lubricating effects.

The invention discloses steel mesh cleaning equipment for electronic production and processing. The steel mesh cleaning equipment comprises a box body, a rotating mechanism, a cleaning mechanism, a grid plate, a fixing plate, a first spring, a first sliding plate, a second spring, a second sliding plate, a rotating wheel, balance wheels, a connecting rod, a fixing seat, a rotating shaft, a drainage mechanism, a drainage groove, a drainage pipe and a water injection pipe. The steel mesh cleaning equipment has the beneficial effects that a top cover is opened, a steel mesh is placed in the gridplate, water is injected into the box body through the water injection pipe, then a rocker is rotated to drive the connecting rod to move, so that the five balance wheels are driven to rotate, under the action of the balance wheels, the rotating wheel is rotated, the first sliding plate slides in the box body through the balance wheels and the second spring, so that the effect of moving the grid plate up and down is achieved, and the steel mesh is convenient to clean; and under the action of the first spring, the grid plate can be connected with the fixing plate to play a role in fixing the grid plate, after cleaning is finished, sewage is discharged out of the box body through the drainage pipe and the drainage groove, so that the next use is facilitated.

The invention discloses an automobile water pump which comprises a pump body, an impeller, a water pump shaft, a bevel wheel and a bearing. The water pump shaft is inserted into the pump body, one endof the water pump shaft extends out of the pump body, the water pump shaft is provided with a water-sealing part dividing the inside of the pump body into an impeller cavity and a driving cavity, theimpeller is composed of an impeller lining, an impeller top plate, an impeller base plate, a connecting disc and a plurality of blades, the impeller lining sleeves, the bottom, located in the impeller cavity, of the water pump shaft, the connecting disc is an open structure internally provided with a water seepage cavity, the inner end of the connecting disc is welded and fixed to the impeller lining, the impeller top plate and the impeller base plate are respectively welded and fixed to the upper end and the lower end of the outer end of the connecting disc, and the multiple blades are uniformly distributed between the impeller top plate and the impeller base plate. The automobile water pump is reasonable in structure, decreases the gap between the impeller and the inner wall of the pumpbody, meanwhile forms multiple water throwing channels in the impeller and is conductive to the improvement of water pumping efficiency.