30results about How to "Solve drainage difficulties" patented technology

The invention belongs to the technical field of Internet, and relates to a live streaming room switching method and device, a computer readable storage medium and electronic equipment. The method comprises the following steps: displaying a first live streaming room corresponding to a first anchor terminal; obtaining the bullet screen information, wherein the bullet screen information comprises a live streaming room identifier of a second anchor terminal; generating a corresponding barrage control in the first live streaming room according to the barrage information; in response to a trigger operation for the barrage control, switching from the first live streaming room to a live streaming room corresponding to the second anchor terminal. According to the method and the device, on one hand, the barrage capable of realizing jump of the live streaming room is generated, so that the barrage does not only present plain text information any more, and the function of the barrage is expanded; on the other hand, the problems of lack of interaction between anchors under the bullet screen function and difficult drainage of newly played anchors in the prior art are solved.

The invention discloses a coal mine goaf long-distance slurry filling and conveying system comprising a slurry preparation system, a slurry storage tank and a self-washing system. A slurry outlet of the slurry preparation system communicates with a slurry inlet of the slurry storage tank. A slurry outlet of the slurry storage tank leads to a filling working face through a slurry conveying pump anda filling pipeline. The filling pipeline and the slurry inlet of the slurry storage tank communicate through the self-washing system by means of a washing pipeline. By means of the coal mine goaf long-distance slurry filling and conveying system, long-distance large-carrying-capacity filling and coal mine depletion green mining are achieved, and meanwhile the coal mine goaf long-distance slurry filling and conveying system can be widely applied to the industries of metallurgical mines and the like. The invention further discloses a coal mine goaf long-distance slurry filling and conveying method.

The invention relates to a container shower room module. The container shower room module comprises a container body, wherein the container body is divided into a shower cubicle and a dressing room bya partition; the container body comprises a steel frame system, top keels, bottom keels, a top plate, a bottom plate and wall plates; the steel frame system is formed by welding a top frame, a bottomframe and corner columns; the top keels are connected between borders of the top frame; the top plate is laid on the top frame; the bottom keels are connected between borders of the bottom frame; thebottom plate is laid on the bottom frame; and the wall plates arranged among the top frame, the bottom frame and the corner columns in a surrounded manner. The bottom ends of the corner columns exceed the bottom frame, and supporting legs are separately welded to a space between the bottom end of each corner column and the bottom frame and the midspan portion of a cross beam of the bottom frame.According to the container shower room module, the dressing room and the shower cubicle are centralized in a container module, the partition is arranged between the shower cubicle and the dressing room, and thus, the container shower room module is reasonable in function layout and humanized in use. The module is connected with the ground through the supporting legs and bolts, it can be ensured that the container shower room module cannot fall or move in a using process, and safety of users is ensured.

The invention belongs to the field of building construction, and particularly relates to an underground construction blind shaft drainage system and a construction method. The underground constructionblind shaft drainage system comprises a water collection pit arranged in a deep foundation pit in an excavation, a pumping system arranged in the water collection pit and a drainage ditch arranged atthe deep foundation pit top in an excavation; the pumping system is a submerged pump with a protective shell, and water in the water collection pit is discharged through the submerged pump; and filtering fillers are arranged at the periphery of the protective shell of the submerged pump of the water collection pit in a filling mode, construction is carried out after a foundation pad layer, a waterproof later and a concrete layer are sequentially poured on a cob wall, and corresponding backfill of all functional layers is carried out on the water collection pit before a raft is poured. The underground construction blind shaft drainage system has good stability and high anti-interference performance; a drainage pipe does not penetrate through the waterproof layer and a raft foundation, construction is not interfered, water pumping cannot be stopped in the overall process of pouring, the situation that drainage is stopped in the concrete pouring process due to the fact that the drainagepipe penetrates through the foundation is avoided, and the problem of leakage existing in waterproofing of the raft foundation is solved; and the whole construction operation is safe and reliable, andthe quality is guaranteed.

The invention discloses a bipolar plate for fuel cell stacks, a composite material and a preparation process. The bipolar plate includes a cathode flow field plate and an anode flow field plate, and acoolant channel is reserved between the cathode flow field plate and the anode flow field plate. The gas flow path of the bipolar plate is S-shaped. A flow field flow channel through which reaction gas reaches the center part of a flow field via a gas inlet changes from narrow to wide, and a flow field flow channel from the center part of the flow field to a gas outlet changes from wide to narrow. The composite material contains 75-84 wt% of conductive aggregate, 16-25 wt% of binder and curing agent, 2-5 wt% of filler and 2-4 wt% of cross-linking agent. The bipolar plate for fuel cell stacksdisclosed by the invention can improve the performance of stacks, reduces the size of the existing water-cooled reactor and increases the energy density of stacks. The conductivity, bending strength,gas permeability and other performance of the fuel cell bipolar plate made of the composite material of the invention are greatly improved. Moreover, the preparation process is simple, the productionefficiency is high and the cost is low.

The invention provides a roof-mounted vehicle air conditioning system and a vehicle. The vehicle air conditioning system and the vehicle can solve the problem that the overall height of the roof-mounted vehicle air conditioning system is influenced by a flowing water tank in the roof-mounted vehicle air conditioning system in the prior art. The vehicle comprises a vehicle body and the roof-mountedvehicle air conditioning system arranged at the top of the vehicle body, the roof-mounted vehicle air conditioning system comprises a shell arranged at the top of the vehicle, the length direction ofthe shell is defined as the front-back direction, the left side and the right side of the shell are provided with air outlets, air inlets are formed between the air outlets, evaporators are arrangedbetween the air outlets and the air inlet on each side, the flowing water groove is arranged below the evaporators and is used for receiving the condensation on the evaporators, the flowing water groove is gradually inclined downwards, and the height of one sides, close to the air inlets, of the flowing water groove is greater than the height of one sides, close to the air outlets, of the flowingwater groove.

The invention relates to a blind ditch siphon drainage system for a foundation pit. A basement outer wall is arranged in the stepped deep foundation pit, drainage blind ditches are arranged on the periphery of the outer side of the basement outer wall, the drainage blind ditches are connected and fully distributed along the position close to the foundation pit wall from the high bottom plate surface to the low bottom plate surface of the stepped foundation pit , the drainage blind ditch at the low bottom plate surface is communicated to a water collection pit, a self-suction pump is placed inthe water collection pit, and the self-suction pump draws water directly into a reservoir on the low ground. The blind ditch siphon drainage system is applicable to a mountain foundation pit with large excavation depth, high underground water level and complicated basement design and a foundation pit with a certain height difference or obvious high-low span.

The invention discloses an air conditioner and a drainage method thereof. The air conditioner comprises a compressor, an outdoor fan, an indoor fan, a water pan, a water pump, a drainage pipe, a water fetching motor, a high-water-level switch and a low-water-level switch. The position of the low-water-level switch is obtained in response to the heating mode starting operation of the air conditioner; when the low-water-level switch is at a first high-water-level position, the air conditioner is controlled to be in a heating mode, and the water pump is controlled to be started; after the water pump runs for a first time period, whether the low-water-level switch is at a first low-water-level position or not is judged; if yes, the water pump is controlled to stop; and if not, a water fullness prompt is given out, the compressor and the indoor fan are controlled to stop, the water fetching motor and the outdoor fan are controlled to run for a second time period, and the water pump is controlled to stop until it is detected that the low-water-level switch is at the first low-water-level position. By adopting the embodiment, the problem that the integral air conditioner is difficult to drain water during heating can be solved, and the use comfort of a user is improved.

The invention provides an underground comprehensive refrigerating method and belongs to the field of underground refrigerating ventilation equipment. According to the method, water in a water tank serves as a refrigerant to be conveyed to a refrigerating machine through a water pump, water in a refrigerating bin in the refrigerating machine is cooled to form cold water through the water in the water tank by the refrigerating machine, the cold water generated at the water outlet of the refrigerating machine is conveyed to one end of a coil pipe fan in a mine shaft through a water conveying pipeline by a high-pressure water pump, the other end of the coil pipe fan is connected to the refrigerating machine through a water return pipeline, and cold air is blown out by the coil pipe fan through the cold water entering the coil pipe fan. Therefore, the refrigerating effect is good, the underground water inflow quantity cannot be increased, and the refrigerating cost can be satisfactorily controlled.

The invention discloses a landscape drainage antiskid step system for a mountain park in a pluvial area, and belongs to the technical field of steps. The landscape drainage antiskid step system comprises a plurality of step units, a plurality of transition boxes, a buffer mechanism and a pumping mechanism, the step units are box bodies, the plurality of step units are arranged in a step shape and form a step body, the transition boxes are fixedly connected with the two adjacent step units, the interiors of the transition boxes communicate with the interiors of the two adjacent step units, and a water collecting groove is formed at the top of each transition box; and when a pedal is treaded, the elastic deformation of an elastic steel bar generates an elastic buffering effect on the pedal, the deformation of the elastic steel bar triggers a connecting rod to push a piston to extrude accumulated water in a water storage tank, and the reverse acting force of the accumulated water on the piston is conducted to the elastic steel bar, so that the pedal obtains a double-damping buffering effect the joints of a climber are buffered and protected, the climbing is more labor-saving, and the fatigue feeling of the climber is reduced.

The invention provides a drainage assembly of a washing device using a siphonic effect and the washing device. The drainage assembly is arranged in the washing device; the washing device comprises an outer barrel washing cavity and a door body washing cavity; the drainage assembly is connected with the outer barrel washing cavity and the door body washing cavity; the drainage assembly comprises an outer barrel drainage pipeline communicated with the outer barrel washing cavity, and a door body washing mechanism drainage pipeline communicated with the door body washing cavity; the door body washing mechanism drainage pipeline is connected with the outer barrel drainage pipeline in parallel; the highest point of the door body washing mechanism drainage pipeline is smaller than the highest point of the door body washing cavity and larger than the highest liquid level of the door body washing cavity during washing; a drainage opening of the drainage assembly is lower than the lowest point of the door body washing cavity; and the set height, in the drainage direction, of the pipe section, located at the door body washing cavity, of the door body washing mechanism drainage pipeline is gradually increased. The problem that in the prior art, a drainage pipeline of a door body washing mechanism is difficult in draining water is solved.

The invention discloses a method and system for controlling the liquid level of a vapor-liquid separator in polycrystalline silicon cold hydrogenation production, and the method comprises the steps: reconstructing the vapor-liquid separator: installing a thermometer and a liquid level meter on the vapor-liquid separator, wherein the thermometer is used for measuring the temperature of silane liquid in the vapor-liquid separator, and the liquid level meter is used for detecting the liquid level of the silane liquid in the vapor-liquid separator; arranging an adjusting valve at an outlet of thevapor-liquid separator; arranging a liquid storage device which comprises a condensate intermediate tank and a TCS buffer tank and is used for providing silane liquid for the subsequent process equipment; enabling the liquid storage device to be connected with the vapor-liquid separator, wherein the liquid storage device is used for receiving silane liquid flowing out of the vapor-liquid separator, an adjusting valve is installed on a pipeline, connected with the vapor-liquid separator, of the liquid storage device, and the flow of the silane liquid entering the liquid storage device is controlled through the adjusting valve. Through a large number of scheme designs, a set of reasonable liquid discharging treatment scheme is finally designed, the scheme can continuously operate and is highin automation degree, and the problem that liquid discharging of the vapor-liquid separator is difficult is solved.

The invention provides a floor pipeline hole water stop drainage method. The method includes the steps that step one, floor pipeline hole data are obtained, and a wood board and a waterproof board which are matched with each other are arranged; step two, the wood board and the waterproof board are sequentially arranged in a floor pipeline hole, the wood board and the waterproof board are arranged in an attached mode, and the wood board and the waterproof board are obliquely arranged in at least one direction; step three, through holes are formed in the lowest positions of the wood board and the waterproof board, drainage pipes are installed in the through holes, and the lower ends of the drainage pipes are communicated with a sewer line; step four, a dense-mesh screen is installed at the top of the floor pipeline hole; and step five, along with rise of building of floors, the steps 1-4 are conducted on floor pipeline holes of upper floors. The inclined waterproof board can guarantee drainage of accumulated water, and the drainage pipes arranged at the lowest end can drain the accumulated water, so that the problems of water leakage and difficult drainage caused by plugging of a traditional floor pipeline hole are solved; and the dense-mesh screen is arranged at the top end of a reverse ridge, so that the waterproof board is protected.

The invention belongs to technical field of coal mine underground excavation roadway construction, and particularly relates to a cross solid structure of a coal mine underground roadway, and the crosssolid structure solves the problems that construction time is long, a great deal of human and financial resources are wasted, construction progress is affected, and water drainage and transportationare difficult. The cross solid structure comprises a bottom area, a primary transportation main roadway, an excavation roadway, a protective cover, a water drainage ditch, a small water sump and a water guide tube, wherein a bottom area is excavated under a crossed part of the primary transportation main roadway and the excavation roadway, and the section of the bottom area is in the shape of an inverted trapezoid; the bottom area is arranged along the center line of the excavation roadway, passes through the primary transportation main roadway from the excavation roadway, and stops at the excavation roadway, and comprises a starting section, a penetrating section and a stop section; the protective cover is arranged on the top of the penetrating section; the small water sump is positionedat one side of the excavation roadway, and a water pump is arranged inside the small water sump; and the water drainage ditch extends to the small water sump. The cross solid structure is small in construction amount, is low in construction difficulty, reduces the cost, shortens construction progress, and solves the water drainage and transportation problem.