64 results about "Drainage design" patented technology

The utility model discloses a bathroom base plate and an assembly type integral bathroom, and belongs to the technical field of assembly type home decoration. The bathroom base plate comprises a base plate body pull groove brick and an enclosing plate. A water outlet is formed in one side of the base plate body, a frame is arranged on the periphery of the base plate body, the broaching groove bricks are laid on the base plate body, and a plurality of broaching grooves are formed in the top faces of the broaching groove bricks; the enclosing plate is arranged between the broaching groove brick and the frame, and the top surface of the enclosing plate is lower than the groove bottom of the broaching groove; a first notch used for avoiding the water outlet is formed in the enclosing plate. According to the bathroom base plate, the top face of the broaching groove brick can have a certain gradient, drainage is easy, the designed transverse broaching groove has the anti-skid function on the basis that drainage is conducted towards the two sides, and a user can keep standing easily. The water on the pull trough bricks can be evacuated to the surrounding plates on the periphery, a secondary drainage design is formed, the design is beneficial to drainage, and it is ensured that the large-flow drainage effect is achieved on a small slope.

The invention belongs to the technical field of constructional engineering, and particularly relates to a basement bottom plate partitioned water filtering channel performance evaluation method. The method comprises the following steps: firstly, based on geological conditions of a target project and basement structure parameters, establishing a three-dimensional seepage geometric model comprising a basement bottom plate and a surrounding soil layer; then, corresponding hydraulic parameters are given to all soil layer materials and water filtering channel materials in the model; then, setting at least two calculation working conditions and carrying out steady-state seepage calculation under different underground water level conditions; and finally, comparing and analyzing the evaluation indexes of different working conditions, evaluating the performance advantages of the partitioned water filtering channel compared with a traditional drainage mode, and carrying out parameter sensitivity analysis and parameter selection. According to the method, the drainage performance of the basement bottom plate can be remarkably improved, the maximum pore water pressure below the bottom plate is reduced, the average seepage speed is increased, the drainage efficiency is improved, and scientific basis and technical support are provided for waterproof drainage design of the basement.

The location of auxiliary drainage systems in a field is mechanically designed based on field preparation information. [Solution] The auxiliary drainage design method (S1) includes an acquisition step (S11) of acquiring the boundary line of the target field, a cut-and-fill construction map showing the extent of cut and fill of the field, and the location of the field's drainage outlet; a reference drainage line generation step (S12) of searching for the longest straight line from the drainage outlet location to the boundary line and generating it as a reference drainage line; a first auxiliary drainage line generation step (S13) of rotating the reference drainage line by a predetermined angle with respect to the reference drainage line centered on the drainage outlet location to generate a first auxiliary drainage line from the drainage outlet location to the boundary line; and a second auxiliary drainage line generation step (S14) of generating a plurality of second auxiliary drainage lines from the reference drainage line to the boundary line, taking into account the extent of the fill.

The utility model relates to the technical field of freezer shelf glass, and discloses a foldable shelf glass device for a freezer, which comprises a freezer body, the inner wall of the freezer body is fixedly connected with a limiting bolt, the inner wall of the freezer body is fixedly connected with a fixed transverse column, the surface of the fixed transverse column is hinged with a rotating support plate, and the rotating support plate is fixedly connected with the limiting bolt. The surface of the rotating supporting plate is fixedly connected with a first storage rack, and a liquid leakage groove is formed in the first storage rack. The hooks are arranged to be in contact with the inner wall of the freezer, the rotary supporting rods are inserted into the limiting clamping frames to form mechanical interlocking, the first shelf and the second shelf are made of glass materials, metal limiting components are combined, and through a foldable structure, an efficient drainage design, a linkage fixing mechanism and humanized operation components, the storage rack is convenient to use. The three core advantages of space saving, stability improvement and convenience in cleaning of the freezer shelf are achieved, meanwhile, transparency, visualization and corrosion resistance are considered, and the freezer shelf is suitable for diversified storage requirements of household and commercial freezers.

The invention relates to the technical field of road traffic safety and drainage design, in particular to a road guardrail base with anti-collision and drainage functions, the road guardrail base comprises a top connecting structure, a bearing structure and a drainage notch, the top connecting structure is fixedly connected with a concrete guardrail through embedded steel bars, the bearing structure is located below a pavement structure, and the drainage notch is located below the bearing structure. The drainage opening is formed in the top connecting structure, and the drainage opening is used for assembling a transverse water collecting ditch; the top connecting structure and the bearing structure are arranged at the top of the retaining wall, and the ground cloth difformis and the retaining wall can move relatively; the transverse water collecting ditch comprises an inlet and a drainage part, the drainage part is used for draining water transmitted at the inlet, and the inlet is formed between the transverse water collecting ditch and the concrete guardrail; longitudinal blind ditches are formed in the pavement structure and are in through connection with the drainage parts of the transverse collecting ditches through drainage pipes; therefore, under the condition of saving consumables, the influence of vehicle collision on the retaining wall is reduced through the ground cloth dips, and meanwhile the drainage capacity of a road is improved.

The invention discloses a large-span hyperbolic roof landscape drainage design method and system, and the method comprises the following steps: 1, simulating the real conditions of the slope of a basic site and the rainfall runoff based on a BIM model and according to the rainfall runoff stress principle through a circulation algorithm, and carrying out the visual analysis; 2, performing rule summarization and extraction on simulation and visual analysis results to obtain main flowing and converging routes of rainwater and variation differentiation of unit rainwater flow and flow velocity; and 3, designing a landscape drainage system of the large-span hyperbolic roof according to result characteristics of GH and BIM technical analysis. The invention relates to the technical field of constructional engineering, and can solve the problem of drainage defects of a traditional large-span hyperbolic roof landscape drainage design.

The application discloses a kind of installation systems of building integrated photovoltaics, the present application is by being provided with waterproof support assembly and horizontal guide rail, several photovoltaic units are slidably fixed on horizontal guide rail;Walking board is fixed between photovoltaic unit, personnel walking can be realized to realize the maintenance of photovoltaic unit;Photovoltaic panel is locked and positioned on the supporting plate by elastic bottom support, side baffle, pressing lock, and horizontal positioning assembly is arranged between adjacent brackets, and the horizontal movement of entire photovoltaic unit can be realized by artificial driving to realize the whole photovoltaic unit and the maintenance and maintenance and cleaning of roof by personnel, avoid the permanent damage caused by the building cannot be repaired;Photovoltaic panel arranged in the interior can be repaired or replaced flexibly, and the operation is simple;Waterproof and drainage design is realized, rainwater intrusion is reduced as far as possible, because the roof for installing photovoltaic panel is poor in moisture removal, this design can reduce the corrosion progress of roof, reduce the risk of house leakage.

The application discloses a kind of foundation pit water inflow multi-source data intelligent prediction method, comprising: obtaining the depth of dewatering inside foundation pit, water level outside foundation pit, water pressure at different depths, actual water inflow and soil permeability coefficient;Determine the calculation area, and establish the control equation describing steady-state groundwater seepage and its corresponding constant head, constant flow boundary condition, while clearly defining the area continuous condition on both sides of foundation pit enclosure structure;Build depth learning neural network inside and outside foundation pit;Total loss function is constructed;Minimize the loss function using a phased optimization algorithm, thereby training network;Finally, the trained network is used to quickly and accurately predict water head distribution and water inflow inside foundation pit.The present application realizes the deep integration of physical mechanism and data-driven method, while ensuring that the prediction results strictly comply with physical laws, reduces the dependence on a large number of observation data, improves the accuracy and reliability of prediction, and provides better decision support for foundation pit dewatering design.

The invention relates to the technical field of ring main units, and discloses an environment-friendly primary and secondary fusion ring main unit which comprises a ring main unit fixedly mounted on a base, and further comprises a vertical shaft arranged on the base and located on the front side of a box door of the ring main unit; the lifting device is arranged in the vertical shaft and comprises an air cylinder arranged in the middle of the vertical shaft, a lifting plate is fixed to the top end of a push rod of the air cylinder, and the lifting plate ascends and descends on the vertical shaft; an evaporator pipeline of the air conditioning system is located in the outer box, and a condensation pipe of the air conditioning system is arranged at the bottom of the vertical shaft and fixed to the side wall of the bottom of the vertical shaft; the drainage channel is arranged in the base and communicated with the bottom of the vertical shaft. The device has the advantages of integrating lifting, drainage and refrigeration functions and improving maintenance convenience, air conditioner heat dissipation efficiency and drainage capacity, and solves the problems that high parts of an existing ring main unit are difficult to maintain, an air conditioner condenser is low in heat dissipation efficiency, and drainage design defects exist.

This invention discloses a bank protection reinforcement device for soil and water conservation, belonging to the field of water conservancy engineering technology. It includes a protective main body, with matching slots and blocks on both sides of the top for detachable horizontal splicing of multiple main bodies; the top also has two vertically adjustable support structures to adapt to uneven ground; the front end is a 60-degree slope with multiple through holes, into which fixing structures are movably inserted. The fixing structure includes a fixing column with a drainage channel, and the fixing column has a slot and drainage outlet communicating with the drainage channel, guiding soil moisture out while anchoring the bank protection. This invention, through modular splicing, adjustable support, and integrated anchoring and drainage design, solves the problems of poor adaptability, difficult maintenance, and high seepage pressure in traditional bank protection installations, significantly improving the stability and construction efficiency of bank protection.

The utility model relates to the related technical field of drainage pipeline fixation, in particular to a building water supply and drainage design pipeline penetrating plate fixing structure which comprises a fixing box. A cross-shaped pipe body is arranged at the top of the fixing box, and first clamping plates are arranged on one sides of the four ends of the cross-shaped pipe body. Under the cooperative action of the fixing box, the cross pipe body, the first clamping plate, the second clamping plate, the first rotating shaft and the linkage mechanism, the device can clamp the four ends of cross pipes of different specifications at the same time, the use range of the device is widened, practicability is improved, and the device is suitable for popularization and application. The problems that although an existing building water supply and drainage design pipeline plate-penetrating fixing structure can clamp a cross-shaped pipeline, the radian of the interior of a clamping block of the structure cannot be adjusted, only the cross-shaped pipeline of the specific specification can be clamped and fixed, the application range is small, and practicability is poor are solved.

The invention provides a roof aquifer water yield partitioning method, device and equipment and a storage medium, and belongs to the field of geological research, and the method comprises the steps: determining a plurality of main control factors affecting the water yield of an aquifer, and constructing a thematic map of each main control factor; the subjective weight of each main control factor is calculated by adopting an analytic hierarchy process, the objective weight of each main control factor is calculated by adopting a variable coefficient method, and the comprehensive weight of each main control factor is calculated through a combined weight formula based on the subjective weight and the objective weight; and performing normalization processing on thematic map data of each main control factor, performing weighted stacking on thematic maps of each main control factor after normalization according to a comprehensive weight to generate a water yield property index map, and performing partitioning on the water yield property of the aquifer by adopting a natural discontinuous classification method according to the water yield property index map to obtain a water yield property partitioning map. In this way, the area with the high water yield property can be recognized to provide a scientific basis for drainage design, the area with the low water yield property can be divided to guide arrangement of the mining working face, and resource waste is avoided.

The utility model relates to the technical field of daily utensils, in particular to a vacuum cup. A vacuum cup comprises a cup body and a suction nozzle arranged on the cup body, a check ring is arranged on the lower portion of the suction nozzle, a concave annular drainage cavity is formed in the upper portion of the check ring, and a drainage hole penetrating through the upper surface and the lower surface of the check ring is formed in one side of the check ring. And the thickness of the check ring is gradually increased from one side of the drainage hole to one side far away from the drainage hole so as to form a drainage inclined surface. According to the vacuum cup, the drainage cavity is designed on the suction nozzle, and the design of the drainage inclined plane is combined, so that when the vacuum cup is horizontally placed, water accumulated in the drainage cavity can flow from a high position to a low position and then flows back into the vacuum cup through the drainage hole, and the problem of water accumulation of the suction nozzle is solved. Meanwhile, by combining the solid heat transfer path design of the suction nozzle and the air interval and the drainage design of the cup bottom, the use effect of the vacuum cup can be better improved, and the service life of the vacuum cup can be better prolonged.

This invention discloses an integrated pipeline irrigation and drainage collaborative optimization model construction method and system, relating to the field of farmland water conservancy engineering technology. The method includes: acquiring basic data to determine irrigation and drainage design flow rates; constructing an initial pipeline network topology based on this, establishing a pipeline network life-cycle resource cost assessment function and hydraulic constraints; using a non-dominated sorting genetic algorithm to iteratively obtain a set of pipeline network configuration schemes; in drainage mode, acquiring actual water level receding time-series data; performing drainage simulation based on a hydrodynamic model to output simulated time-series data; retrieving the actual friction coefficient caused by sediment deposition within the pipeline with the goal of minimizing the error between the two; before switching to irrigation mode, feeding back the actual friction coefficient to the hydraulic constraints for re-optimization, and outputting a corrected water distribution strategy. This method can dynamically compensate for changes in pipe wall resistance caused by sediment, ensuring pump head matching and stable terminal water pressure. This invention also provides a collaborative optimization system for executing the above method.

The application discloses a flushing faucet arrangement method and device based on building water supply and drainage, and a medium, and belongs to the technical field of building water supply and drainage design, and is used for solving the technical problems that the existing building water supply and drainage design is more dependent on manual operation, and is prone to low efficiency, poor consistency, high error rate and complicated modification. The method comprises the following steps: performing position identification processing on a building water supply and drainage model related to a basement flushing faucet, and obtaining object type information to be arranged; performing distance position judgment on a sump area in the object type information to be arranged related to a surrounding wall type, and obtaining a first flushing faucet arrangement strategy; performing distance position judgment on a door position area related to the surrounding wall type, and obtaining a second flushing faucet arrangement strategy; and determining a flushing faucet arrangement strategy of the building water supply and drainage model based on the first flushing faucet arrangement strategy and the second flushing faucet arrangement strategy.

The invention relates to a filter element siphon drainage structure and drainage method.The filter element siphon drainage structure comprises a filter element which is of an inverted structure and is hollow; the siphon pipeline is arranged in the center of the filter element, penetrates through the filter element and extends to the bottom of the filter element; the pressure balance valve is arranged between the siphon pipeline and the vacuum pump and is used for establishing a pressure difference in the siphon pipeline; the Tesla valve is arranged at the outlet end of the siphon pipeline and is used for preventing liquid from flowing back; and the U-shaped pipe is arranged in the siphon pipeline and is used for realizing liquid seal and preventing air leakage in a non-drainage state. By optimizing the drainage design of the filter element, the problem that residual liquid at the bottom cannot be thoroughly drained in the prior art is solved, the filtering efficiency is improved, and the residual liquid is prevented from entering dry mud again in the mud unloading process.

The utility model discloses a drainage simulation device for building water supply and drainage design, and relates to the technical field of building engineering, the drainage simulation device comprises a water tank, the outer wall of the water tank is fixedly connected with a controller, the inner wall of the water tank is fixedly connected with a conveying pipe, the outer wall of the water tank is provided with a filtering mechanism, and the filtering mechanism comprises a first motor. By means of the protruding block and the filtering plate, when the protruding block moves, the filtering plate can be driven to move, then the filtering plate can drive the sliding rod to move, when the sliding rod moves, the spring can be extruded, and when the cam does not make contact with the protruding block, the spring can extrude the sliding rod, so that the sliding rod is reset; and then, the filter plate also resets along with the sliding rod, so that the filter plate moves up and down, the resource utilization rate is improved, the used water source can be effectively filtered and recycled, and the situation that the used water source contains particle impurities, and consequently the spray header is blocked is avoided.

This utility model relates to the field of kitchen storage equipment technology and discloses an adjustable modular kitchen utensil rack, including a base, a top plate, a support cylinder, and an adjustable connecting rod. The support cylinder is connected to the top of the base, and the top end of the adjustable connecting rod is connected to the bottom of the top plate by screws. The bottom end of the adjustable connecting rod passes through the support cylinder and extends into the interior of the support cylinder. This utility model supports stepless height adjustment in both directions through a bidirectional toothed ratchet and a slotted axial sliding spline connection design. Combined with the inclined wedge drive structure of the mechanical button, unlocking and resetting can be completed in a single operation, improving adjustment efficiency compared to traditional ratchet mechanisms and meeting the flexible adaptation needs of kitchen utensils of different heights (such as tall pots and short plates). In addition, the partitioned tray and the wire mesh frame are modularly installed through elastic buckles, while the drainage design of the filter plate and the water collection tank reduces cleaning time, achieving a balance between functionality and convenience.

The application provides a multifunctional offshore platform deck structure and an optimization method, which comprises a deck, a V-shaped water receiving groove and a circular arc water guide groove, the top of the V-shaped water receiving groove is fixedly connected with the bottom of the deck, and the internal space of the V-shaped water receiving groove is opposite to a first through hole on the deck for water flow; symmetrically arranged connecting plates are arranged on the outer side walls of the V-shaped water receiving groove, circular arc water guide grooves are arranged on both sides of the top opening of the V-shaped water receiving groove, and clamping grooves for cooperating with the connecting plates are arranged on the both sides, the clamping grooves and the connecting plates are connected through waterproof rubber pads, and a plurality of second through holes for water passing through are formed in the bottom of the outer wall of the V-shaped water receiving groove; the application realizes the drainage design of the offshore platform deck at a low cost, simultaneously optimizes the spacing of the V-shaped water receiving grooves and the maximum length that can be used by the V-shaped water receiving grooves, and synchronously guarantees the cost and the stability of the deck structure.

This application relates to the technical field of anti-slip flooring for pigs, and more particularly to a surface protrusion structure for an anti-slip flooring for pigs, comprising a flooring body, anti-slip units, and support columns. The anti-slip unit includes flexible protrusion components, with staggered arc-shaped protrusions and a micro-textured layer. The support columns are height-adjustable via an adjustment mechanism, and a drainage channel connects to a waste collection pipe via a drain hole. This application optimizes the mechanical distribution through height-adjustable support columns and an elastic structure; the flexible protrusion components enhance anti-slip performance in wet environments; the drainage design improves cleaning convenience; and the mounting frame and reinforcing ribs enhance overall stability. This application solves the problems of insufficient anti-slip performance and inconvenient cleaning in existing flooring, and is suitable for pigs of different weights and hoof types, demonstrating significant practicality and innovation.

The utility model relates to road engineering technical field discloses a kind of rockfill embankment structures, comprising: upper embankment and lower embankment, a plurality of filler layers being arranged in the lower embankment, drainage structure being arranged in the one side of the lower embankment, reinforcing structure being arranged between each adjacent filler layer;Wherein, the reinforcing structure is used to enhance the connection between adjacent filler layers;The drainage structure is used to realize layered drainage.Utilizing the utility model, through reinforcing structure, interlayer stability is promoted, in combination with layered drainage design, the problem of rockfill embankment particle loss and poor drainage is solved.

The invention discloses a concealed pipe drainage design method and system for saline-alkali soil. The method comprises the following steps: firstly, acquiring a farmland or saline-alkali soil surface image, processing the image by adopting a machine vision technology, and automatically generating a mask pattern of a water accumulation area; then, according to the area of a mask connected domain, the number of drainage points is calculated in a self-adaptive mode, and drainage point coordinates are extracted through a clustering algorithm; a cost field is constructed in combination with a mask graph, an eight-neighborhood weighted grid graph is established, and a direction penalty function and an acute angle suppression rule are introduced in shortest path search, so that the generated drainage path is smoother, has no sawteeth and meets the construction requirements of concealed conduits. Automatic grouping is achieved through the shortest path distance between terminal points, and a multi-concealed-pipe layout scheme with the minimum total cost is obtained in combination with automatic selection of exit points and multi-threshold global search. According to the invention, full-process automation from image recognition to drainage path generation can be realized, and the intelligent level of saline-alkali soil treatment and farmland drainage design is improved.

The present application relates to the technical field of ecological restoration, and provides an open coal mine ecological restoration device and method designed for dike and drainage interception, which comprises a carrier for mounting ecological restoration operation tools, a frame for crossing above the dike / drainage interception ditch is arranged on the carrier, a plurality of groups of ground supporting assemblies for supporting the ground to lift the carrier are symmetrically arranged on the frame, the ecological restoration device further comprises a crossing assembly for driving the lifted carrier to move along the frame to cross the dike / drainage interception ditch; when the dike / drainage interception ditch needs to be crossed, first, the carrier orientation is adjusted so that the frame crosses above the dike / drainage interception ditch, then the ground supporting assemblies support the ground to lift the carrier to a certain height, then the lifted carrier is driven by the crossing assembly to move along the frame to cross the dike / drainage interception ditch, finally, the ground supporting assemblies are reset to make the carrier wheel body touch the ground, so that the dike / drainage interception ditch crossing action is completed.

The application discloses a dock drainage pump pool rectification and deswirl test device and a test method, belongs to the field of dock drainage design, and aims to simulate the influence of various factors on the flow field flow state and provide effective guidance for the rectification and deswirl measures of the dock drainage system. The device comprises an entrance part one, an entrance part two and an entrance part three simulating a dock drainage corridor; a test part simulating a pump pool; and a connecting part simulating the connecting area of the dock drainage corridor and the pump pool. The connecting part comprises a connecting port one, a connecting port two, a connecting port three and a connecting port four. The entrance part one is detachably connected with the connecting port one; the entrance part two is detachably connected with the connecting port two; the entrance part three is detachably connected with the connecting port three; and the test part is detachably connected with the connecting port four. A rectification device placement area is arranged at the connecting port four. A drainage pump suction inlet is arranged at the test part. A deswirl device placement area is arranged at one end of the test part away from the connecting part and close to the drainage pump suction inlet. The test is comprehensive, the device is simple, and the device is beneficial to guiding the actual design.

The utility model relates to the technical field of glass curtain walls, in particular to a connecting device of a hidden framing glass curtain wall, which comprises toughened glass, a connecting column and a hydrophobic plate. The side face of the tempered glass is movably connected with a connecting rod, the connecting column is fixedly connected to the back face of the connecting rod, the two sides of the connecting rod are fixedly connected with a fixing frame, the tempered glass is movably connected to the inner side wall of the fixing frame, and the fixing frame is fixedly connected to the front face of the connecting column. The drainage plates are fixedly connected to the two sides of the connecting rod. The gap filling structure and the drainage design of the connecting device are optimized, the fixing screw is rotated to drive the pressing plate to move, the non-slip mat is pushed to be attached to the surface of tempered glass, gaps are effectively filled, an interlayer between the fixing frame and the drainage plate collects rainwater, the drainage slope guides water flow to be drained out of the drainage hole, and the baffle blocks impurities. Therefore, smooth drainage is guaranteed, and long-term stable operation of the curtain wall is guaranteed.

The utility model discloses a waste liquid treatment mechanism for a salt mist box, and relates to the technical field of waste liquid treatment. Comprising a base, fixing plates are symmetrically connected to the top of the base, a stirring barrel is fixedly connected between the two fixing plates, a connecting barrel is fixedly connected to the stirring barrel, the connecting barrel communicates with the stirring barrel, a liquid discharging pipe is fixedly connected to the top of the connecting barrel, and a plugging ball is arranged at the upper end of the liquid discharging pipe. And the diameter size of the plugging ball is larger than the inner diameter size of the liquid discharging pipe, the outer wall of the plugging ball is fixedly connected with a connecting rod, and the connecting rod is located on the inner side of the liquid discharging pipe. Through the automatic drainage design of plugging ball and liquid level linkage, the waste liquid in the salt mist box can be collected in time without manual intervention, full mixing reaction of the waste liquid and the agent is ensured through automatic adding of the neutralizing agent and cooperative operation of the stirring system, conversion of harmful substances is further accelerated under the action of the heating rod, the treatment efficiency is greatly improved, and the treatment cost is reduced. And the labor cost and the operation risk are effectively reduced.

The invention discloses a dredging and defending combined heat preservation device, and belongs to the technical field of building waterproofing. The device comprises a protection layer, a heat preservation layer and a slope making and leveling layer. The slope making and leveling layer is arranged on the reinforced concrete base layer, the heat preservation layer is arranged on the slope making and leveling layer, and the protection layer is arranged above the heat preservation layer; the thermal insulation layer comprises a composite plate and a water permeable pipe; the composite board comprises a first composite board and a second composite board; the first composite board and the second composite board are clamped in a mortise and tenon joint manner; and the water permeable pipe is arranged at the mortise and tenon clamping joint of the first composite board and the second composite board. The device effectively solves the problem of waterproof failure caused by improper construction and maintenance of a traditional basement by adopting tenon-and-mortise clamping and three-dimensional drainage design, realizes long-acting waterproofness through multi-layer protection and a modular drainage system, does not need groove removing and repairing, and remarkably reduces the later maintenance cost.

The invention discloses a flushing faucet arrangement method and equipment based on building water supply and drainage and a medium, belongs to the technical field of building water supply and drainage design, and is used for solving the technical problems of low efficiency, poor consistency, high error rate and tedious modification caused by dependence on manual operation in the existing building water supply and drainage design. The method comprises the following steps: carrying out position identification processing on a basement flushing faucet on a building water supply and drainage model to obtain to-be-arranged object type information; distance position judgment under related surrounding wall types is conducted on a sump area in the type information of the objects to be arranged, and a first flushing faucet arrangement strategy is obtained; performing distance position judgment on the door position area under the related surrounding wall type to obtain a second flushing faucet arrangement strategy; and determining a flushing faucet arrangement strategy of the building water supply and drainage model based on the first flushing faucet arrangement strategy and the second flushing faucet arrangement strategy.

The application relates to a cloud-based building drainage intelligent design system and method, which comprises the following modules: a cloud multi-user collaboration module, a drawing intelligent analysis module, a multi-target automatic pipe arrangement module, a two-dimensional / three-dimensional drawing joint generation module and a material list automatic statistics module. The cloud multi-user collaboration module realizes login, permission configuration, data sharing and version management. The drawing intelligent analysis module imports a T3 format DWG drawing, and automatically extracts drainage appliance and building structure information. The multi-target automatic pipe arrangement module generates multiple pipe arrangement schemes based on hydraulic calculation, and the two-dimensional / three-dimensional joint module synchronously generates corresponding drawings and models. The material list module automatically counts pipe material and pipe specifications and quantities according to the schemes. Through the integrated execution of the cloud collaboration architecture, the drawing intelligent analysis, the multi-target automatic pipe arrangement, the two / three-dimensional joint and the material list automatic statistics, the building drainage design full-process automation, multi-scheme optimization and data consistency management can be effectively realized.

The shunt valve with the water drainage function comprises a shell, a copper rod, a rotor, an upper ceramic chip, a lower ceramic chip and a base, the copper rod penetrates through the shell, the lower end of the copper rod is inserted into the rotor, a pin hole is formed in the connecting position of the copper rod and the rotor in a penetrating mode, a pin is inserted into the pin hole, and a plurality of positioning protruding blocks are integrally fixed to the lower end of the rotor. The upper ceramic chip is attached to the lower end of the rotor, and a plurality of positioning grooves are formed in the upper end of the upper ceramic chip, so that the problems that an original shunt valve has no drainage design, residual water in a pipeline cannot be discharged in time during water cut-off or maintenance, water accumulation and corrosion are easily caused, and when internal parts are damaged, overall disassembly is needed for disassembly and replacement, and time and labor are consumed are solved; when the shunt valve is maintained, water in a pipeline can be rapidly emptied through the water drainage holes, the maintenance efficiency is improved, the whole structure is high in independence, independent replacement can be achieved when the shunt valve is damaged, overall disassembly is not needed, the base and the shell are reasonable in design, rapid disassembly and assembly are supported, and cleaning and maintenance are convenient.