69results about How to "Increase drainage flow" patented technology

The invention relates to a same floor draining joint for a building, in particular to a same floor draining joint for a toilet, which consists of an upper vertical pipe draining port, a lower vertical pipe draining port and at least two transverse pipe draining ports; the upper vertical pipe draining port is communicated with the upper end and the lower end of the lower vertical pipe draining port; the at least two transverse pipe draining ports are staggered in position and are arranged between the upper vertical pipe draining port and the lower vertical pipe draining port; the orientation of the inlet of at least one of the transverse pipe draining ports is equal to or nearly equal to the orientation of the upper vertical pipe draining port, and the orientation of the inlet of at least one of the transverse pipe draining ports forms an included angle of 30-100 degrees with the orientation of the upper vertical pipe draining port. The same floor draining joint is rational and scientific in structure, and is capable of realizing the same floor draining and the same floor maintenance when the draining joint is adopted in the same floor draining of the non-falling plate or falling plate; the draining is more safe; the water is not easy to accumulate in the falling plate layer even the way of the falling plate is adopted, and the accumulated water is safely and completely discharged, so as to avoid the foreign smell in the room.

The invention discloses a side slope shallow drainage system. The bottom platform of the side slope (6) is provided with drainage ditches (4), and multiple rows and rows of drainage boreholes are densely arranged on the side slope (6). (1), the distance between the drainage boreholes (1) is 2-3m, the depth is 3-4m, and the elevation angle is 0-10°, each of the drainage boreholes (1) is provided with Drainage pipe, the slope of the slope (6) is arranged with a longitudinal micro-drainage ditch (2) and / or a transverse micro-drainage ditch (3) docked with the outlet of each of the drainage pipes, the The longitudinal miniature water collection ditch (2) and / or the horizontal miniature water collection ditches (3) communicate with the drainage ditch (4). The invention is a side slope shallow layer drainage system for quickly and efficiently discharging the groundwater infiltrated by rainfall into the shallow layer soil of the side slope.

The invention provides a siphoning type rainwater drainage and recovery system, which comprises a sediment trap and a rainwater drainage well. A sediment barrier strainer is disposed between the sediment trap and the rainwater drainage well. A well cover for a rainwater collection opening is disposed at the top of the sediment trap. A siphoning rainwater hopper is disposed in the rainwater drainage well. One end of a rainwater hopper drainage pipe is connected to the siphoning rainwater hopper, and the other end of the rainwater hopper drainage pipe is connected with a drainage stand pipe in a potential well through a first horizontal drainage pipe. The potential well is communicated with a rainwater collection well through a second horizontal drainage pipe. Air-water separation is achieved by means of the siphoning rainwater hopper. Rainwater diverted to the drainage stand pipe falls to result in siphoning, so that the rainwater is drained to the rainwater collection well at a high flow speed, and drainage volume and flow speed are increased greatly. Owing to the sediment trap, before the rainwater enters the rainwater drainage well, impurities such as sludge in the rainwater are separated to the sediment trap to facilitate cleaning, and blockage of a drainage system is prevented effectively.

The invention discloses a low-noise groove diversion type vortex joint. The low-noise groove diversion type vortex joint comprises an upper body, a main body and a lower body, wherein the upper body and the main body are connected through a thread; the upper body and the lower body are combined to a vertical pipe water flowing channel; a transverse pipe water flowing channel is formed in the main body; a transverse pipe lateral water inlet baffle plate is arranged at one side of the transverse pipe water flowing channel; a main body water inlet is formed in the other side of the transverse pipe water flowing channel; the main body and the lower body are connected through a thread; a conical transition section is arranged at the lower part of the lower body; and a lower body water outlet is formed in the lower part of the conical transition section. The low-noise groove diversion type vortex joint has the advantages of high drainage flow, low drainage noise, saving of building area, reduction of comprehensive cost, energy conservation and environmental protection.

The invention discloses an anti-water-accumulation floor drain. The floor drain comprises a shell, a connection pipe is communicated with the lower end of the shell, and a thread is arranged at the exterior of the connection pipe; a first annular groove is formed in the upper end of the inner side wall of the shell, a cover plate is arranged at the upper end in the shell, and each end of the coverplate extends in the first annular groove. The anti-water-accumulation floor drain has the advantages that a second water outlet mechanism can be automatically started when a filter plate is blocked,so that accumulated water enters the shell from the edge of the upper end of the shell, the accumulated water flows out from the shell and the connection pipe through a filter cover, and accordinglystable drainage of the floor drain continues; since the area of the opening of the upper end of the shell is larger than that of the filter plate, the drainage flower is increased, the drainage efficiency is improved, and the drainage function and the filter function achieve a balance; the filter cover can filter impurities to the greatest degree during effective drainage, secondary blocking is avoided, and the floor drain can be used multiple times and is convenient and easy to use and install again.

The invention relates to a slope drainage structure and method. The slope drainage structure comprises a slope, drilled holes, drainage grooves and drainage pipes, wherein the drainage grooves are formed in the slope surface of the slope; a plurality of groups of drilled holes are distributed and formed inside the slope; each drilled hole is divided into a filling section and a water permeable hole section; each filling section is filled with water absorption expansion fillers; a magnetic pipe is fixedly arranged at the bottom end of each water permeable hole section; and drainage pipes are arranged in the drilled holes. The slope drainage structure adopts a double-water-drainage-pipe mode. When water in a cavity of the water permeable hole section is little, the water is directly drained through water inlet openings of water drainage pipelines. When the water content of the whole slope is great, the water absorption expansion fillers expand through absorbing water, telescopic soft pipe sections are driven to extend, the water inlet openings of the water drainage pipelines extend to a magnetic pipe butt joint opening to increase the pipe diameter of the drainage pipes and increase the height difference of water drainage openings and a water permeable cavity, and the drainage flow rate is increased; and after water quantity reduction through sufficient drainage, the water absorption expansion fillers are restored, the telescopic soft pipe sections are restored under the effect of magnetic force, and the water inlet openings are separated from the butt joint opening.

Provided are an integrated green belt system based on flood drainage and water conservation and a flood drainage and water conservation method. The system comprises a planting soil layer with plants planted, a filter and drainage water conservation system and a waterproof material layer are arranged on the lower portion, the filter and drainage water conservation system is formed by stacking an inward concave sand permeable layer, a sand-gravel material permeable layer and a gravel permeable layer, the waterproof material layer is in an upward protruding arc shape, and gravity water holding and flood draining channel arrays are arranged in the filter and drainage water conservation system and vertically penetrate through the filter and drainage water conservation system. According to the method, the waterproof material layer in the upward protruding arc shape is arranged, water drainage holes are formed in the highest position of the waterproof material layer, the gravel permeable layer in an upward protruding arc shape, the sand-gravel material permeable layer in a downward concave shape, the sand permeable layer and the planting soil layer are laid on the waterproof material layer in sequence, and the gravity holding and draining channel arrays are arranged in the gravel permeable layer, the sand-gravel material permeable layer and the sand permeable layer.

The invention provides a combined movable pump station. The combined movable pump station comprises a power station and a pump station, wherein the power station is provided with an engine, an energy output mechanism and a power station travelling mechanism; the pump station is provided with a water pump, a lifting mechanism and a pump station travelling mechanism; and the energy output mechanism of the power station and the water pump of the pump station are connected through a flexible pipeline. The combined movable pump station has the advantages that firstly, the structure is simple, the automation degree is high, and the combined movable pump station can adapt to various complex terrain and can normally operate in terrain without roads; secondly, the drainage flow is large, and the drainage amount can reach 10000 m<3> / h maximally; thirdly, a barrier lake body does not need to be dug, and collapse accidents are effectively avoided; and fourthly, hybrid power of hydraulic control driving and electric control driving is adopted, and the combined movable pump station can still normally carry out water pumping and drainage operation under severe conditions.

A building non-descending board same-floor drainage floor drain is composed of a drainage inlet and a drainage outlet, the included angle between the drainage inlet and the drainage outlet is 90 degrees, the inner wall of the drainage inlet communicates with the inner wall of the drainage outlet, the appearances of the drainage inlet and the drainage outlet are closed, the height of the inner wallof the drainage outlet is larger than the total height of the drainage inlet, the bottom wall of a connecting channel between the drainage inlet and the drainage outlet has a drainage slope, and a floor drain cover plate is arranged above the drainage inlet. The problem that a floor drain is difficult to arrange or the arranged floor drain has a poor drainage effect when a toilet has no structural descending board and pipelines are not allowed to penetrate through floor slabs can be solved, same-floor arrangement of the floor drain pipelines can be achieved under the condition that the floorslabs are not lowered, the drainage discharge of the floor drain is large, and no blockage is caused.

The invention discloses an energy-saving type gas pump set combined transportation system used under complex gas extraction working conditions and a control method. During gas extraction, gas containing a large amount of pulverized coal enters the gas extraction pump set, a working solution pulverized coal mixture is discharged to the inclined plate type water bath cooling box through the gas-liquid separator to be subjected to pulverized coal forced precipitation and primary cooling, and then enters the gas extraction pump set again through the mining thick slurry pump, the secondary coolingdevice and the high-level filter tank, the liquid level and viscosity of the working liquid are subjected to interlock control, so that intelligent preparation and liquid supplementation of the working liquid and self-adaptive adjustment of the optimal energy-saving viscosity are realized, intelligent pollution discharge and purification of the working solution are realized by performing interlockcontrol on the pulverized coal concentration and the coal slime height of the working solution, the gas extraction pump station can achieve efficient, energy-saving, safe and reliable operation of the gas pump under severe extraction conditions, is high in intelligent level, and is particularly suitable for large (extra-large) ground gas extraction pump stations with large pulverized coal contentand poor extraction working conditions such as coal seam drilling or working face upper corners of coal mines in China.

Provided is a sidewalk integrated pipe network and drainage system, including water-collecting wells, and U-shaped grooves, hollowed-out bottom plates, and cushion layers. The water-collecting wells are arranged under side edges of a carriageway at interval, and a water-collecting opening on the upper end of the water-collecting well is provided with a water permeable cover plate A. Adjacent water-collecting wells are communicated through a rainwater pipe. The rainwater pipe is communicated with a drainage terminal. The side wall of the water-collecting well is provided with a water outlet A.The U-shaped groove comprises a left wall, a right wall, and a connecting plate connected with the lower ends of the left wall and the right wall. The connecting plate is provided with leakage holes at interval. The hollowed-out bottom plates are pavement of a sidewalk, and are arranged on the upper end of the U-shaped grooves. An overhead cavity is formed between the hollowed-out bottom plate andthe U-shaped groove. The cushion layer is arranged on the lower end of the U-shaped groove. A water inlet of the U-shaped groove and a water outlet of the water-collecting well are communicated through a pipe. The system is advantaged in that the system is beneficial for building an ecological city, an accommodating city integrated pipe network, and preventing urban inland inundation and preventing a lake on a road.

The invention discloses a floor drain with low head loss. The floor drain with low head loss comprises a shell unit and a water inlet unit. The water inlet unit is located in the shell unit. A first flow guiding curved surface is arranged on the inner side face of the water inlet unit. A second flow guiding curved surface is arranged on the inner side face of the shell unit. Fluid enters the waterinlet unit, and then flows against the first flow guiding curved surface and the second flow guiding curved surface, wherein a drain outlet at the bottom of a floor drain is formed in the bottom endof the second flow guiding curved surface. According to the floor drain with low head loss, because the first flow guiding curved surface and the second flow guiding curved surface are arranged, the places, wherein water flows through, in the floor drain are all or almost curved surfaces, the curved surfaces are used for guiding water flow, energy loss in water flow impact is reduced, the water flow can be higher in flowing speed, and then the drainage flow is increased; and in addition, the coanda effect is created when water flows through the first flow guiding curved surface and the secondflow guiding curved surface, so that the interior of the floor drain body and a drain pipe connected with the floor drain body are filled with water, the siphonage appears, and then the drainage flowis further increased.

The invention discloses an anti-clogging drainage device in a coal mine tunnel and a use method. The anti-clogging drainage device is composed of a water inlet section (1), an inclined hole water guide section (2), a control section (3) and an unconventional pumping and drainage section (4) from top to bottom, wherein the water inlet section (1) is composed of an upper layer tunnel sedimentation tank (1.1) and trash racks (1.2), and the trash racks (1.2) are arranged on the periphery of the upper layer tunnel sedimentation tank (1.1); and the inclined hole water guide section (2) is composed of a steel pipe (2.1) with holes, the upper end of the steel pipe (2.1) with the holes is arranged in the upper layer tunnel sedimentation tank (1.1), and the lower end of the steel pipe (2.1) with the holes is connected with the control section (3). The anti-clogging drainage device overcomes the defects that in the prior art, all tunnel openings entering a coal mine are closed, and once a water pump or a power supply circuit is damaged, maintenance is very difficult, and has the advantages that drainage is achieved through gravity, pumping and drainage of the water pump are not needed, and a large amount of operation cost is reduced.

The invention discloses a valve element of a safety valve. The valve element comprises a liquid incoming section and a guide section which are axially arranged sequentially, a first liquid passing hole, a second liquid passing hole, a third liquid passing hole and a fourth liquid passing hole which are axially arranged sequentially are formed in the liquid incoming section, the first liquid passing hole and the second liquid passing hole are used for guiding liquid entering the valve element to a second liquid discharging hole of the safety valve, and the third liquid passing hole and the fourth liquid passing hole are in staggered arrangement. The first liquid passing hole, the second liquid passing hole, the third liquid passing hole and the fourth liquid passing hole are in staggered arrangement, so that liquid passing flow is increased, metal performance of the valve element is improved, rigidity of the valve element is improved, so that the valve element is less prone to breaking; the valve element is large in liquid passing flow, so that increasing of liquid discharging flow of the safety valve is facilitated, and unloading capacity of the safety valve is improved.

The invention discloses a pattern tyre with the fixed rotation direction. The tyre is mounted in the fixed direction. A tread central region is composed of a tyre central peripheral rib and two vertical pattern grooves; S-shaped and C-shaped pattern grooves which extend from the tread central region to a tyre shoulder part are divided into tyre shoulder regions. Three arch-shaped pattern grooves are formed between the S-shaped and C-shaped pattern grooves and are used for communicating the vertical pattern grooves and the C-shaped pattern groove; one arch-shaped pattern groove which is only communicated with the S-shaped and C-shaped pattern grooves is formed in the part close to a tyre side edge. Tyre patterns are combined by the S-shaped pattern groove and the C-shaped pattern groove to form a single pitch; two arc-shaped sharp-knife-shaped pattern grooves and an anti-slipping fine groove are formed in each of blank regions of pattern gaps with different pitches. The directional pattern tyre can rotate in the fixed direction; the grounding performance of a tyre is not influenced and the water flow resistance can be alleviated; a water discharging speed is increased and an excellent anti-slipping performance on a wetland and a water accumulated road surface is provided.

The embodiment of the invention relates to the field of bathroom equipment, and discloses a bathtub drainer and a bathtub. In the invention, the bathtub drainer comprises: a drainage pipe, three-way pipes, a water stopper, a push rod, a three-way pipe butts the water outlet end of the drainage pipe with the drainage outlet, At least a portion of that push rod is insert into the main path along thethird line, and is connected with the water stopper, A water stop plug is driven by a push rod to move, and the water stopper is movably arranged in the main path of the three-way pipe along the axial direction of the main path, and when the water stopper opens the second pipe, the push rod drives the water stopper to move to the preset position in the direction of the third pipe, and the water stopper is located at the nozzle where the third pipe is connected with the main pipe or at any position where the third pipe is far away from the nozzle where the main pipe is connected with the mainpipe, so as to increase the overflow area of the drainage pipe and the three-way pipe, and effectively improve the drainage flow rate.

An integrated pipe network and drainage system for a pavement. The system comprises water collecting wells, wherein the water collecting wells are arranged below sides of the pavement at intervals, water-permeable cover plates A are arranged at water collecting ports at upper ends of the water collecting wells, the adjacent water collecting wells communicate with each other through a rainwater pipeline; and the rainwater pipelines communicate with a water drainage terminal; water outlets A are formed in side walls of the water collecting wells. The system further comprises U-shaped ditches, hollowed-out bottom plates and cushion layers, each U-shaped ditch comprises a left wall, a right wall and a connection plate connected to the lower end of the left wall and the lower end of the right wall, drainage holes are formed in each connection plate at intervals, the hollowed-out bottom plates are road surfaces of the pavement and mounted at the upper ends of the U-shaped ditches, and an overhead cavity is formed between each hollowed-out bottom plate and the corresponding U-shaped ditch; the cushion layers are arranged at lower ends of the U-shaped ditches; water inlets A of the U-shaped ditches communicate with the water outlets of the water collecting wells through pipelines. The system has the advantages as follows: establishment of an ecological city is facilitated, the municipal integrated pipe network can be accommodated, urban inland inundation is prevented, and formation of lakes on a road is prevented.

The invention discloses a device for increasing the drainage volume of an immersible pump. The immersible pump is fixed in a reservoir. An immersible pump water inlet, an immersible pump cavity and an immersible pump water outlet of the immersible pump are lower than a working water level of the reservoir, and an opening of the immersible pump water outlet faces a sleeve. The sleeve is fixed to the upper portion of the immersible pump. The sleeve comprises a sleeve water inlet pipe and a sleeve water outlet pipe. The immersible pump water outlet is sleeved with the sleeve water inlet pipe, and the outer diameter of the top end of the sleeve water inlet pipe is smaller than the inner diameter of the water inlet end of the sleeve water outlet pipe, so that a water inlet of the sleeve is formed between the top end of the sleeve water inlet pipe and the sleeve water outlet pipe. The water outlet of the sleeve water outlet pipe is higher than a water outlet of the sleeve of the working water level of the reservoir. As for the device, through the double-superposition effect of water in the reservoir, the drainage volume of the immersible pump is greatly increased, and the purposes of saving electricity, reducing the occupied space of a pump body and reducing the cost of the immersible pump are achieved.

The invention relates to a high-flow cross-draining water-sealing floor drain, belongs to the technical field of floor drains and provides a cross-draining floor drain small in size, high in flow capacity and compatible with washing machine drainage; according to the technical scheme, a floor drain body is a container with a top opening, a water-sealing cover is in the shape of a ring having the inner cylindrical face extended down to form a barrel, the water-sealing cover is arranged inside the floor drain body, the bottom of the barrel hangs in the air, the ring of the upper portion of the water-sealing cover adapts to the upper portion of the floor drain body in shape and is locked to the upper portion of the floor drain body, a water seal is formed between the water-sealing cover and the floor drain body, a frame is mounted above the water-sealing cover and the floor drain body, and a grate is mounted in the frame; the outer side of the floor drain body is connected with a water outgoing pipe, the water outgoing pipe includes a square tube segment, a transition segment and a circular tube segment, the square tube segment is connected to the outer wall of the floor drain body, and the upper portion of the sidewall of the floor drain body inside the square tube segment is provided with a horizontal water outlet; the high-flow cross-draining water-sealing floor drain is suitable for cross-draining pipelines.

The invention relates to an intelligent emergency large-flow draining vehicle which comprises a cab, an automobile chassis, a silent carriage and an auxiliary frame. A lifting high rod illumination lamp is arranged at the top end of the rear portion of the carriage. The vehicle further comprises a small crane fixed between a generator set bin and a self-priming pump bin. The silent carriage further comprises a cable winch box. A plurality of cable winches are arranged in the cable winch box. A control chamber is further arranged in the generator set bin, and a control device is arranged in the control chamber. A plurality of lower trunks are arranged on the lower portion of the auxiliary frame, and portable water pumps are arranged in the lower trunks. The draining vehicle is flexible to move, quick to unfold and fold, few in invested workers, high in adaptability, low in labor intensity, high in emergency response speed, simple in structure, convenient to operate, flexible in maneuvering, good in work performance, low in use cost, low in noise, strong in function and suitable for various work environments.

The invention discloses a deep multistage dynamic foundation pit precipitation system and a precipitation method of the deep multistage dynamic foundation pit precipitation system, and relates to thetechnical field of civil engineering construction. The deep multistage dynamic foundation pit precipitation system is characterized in that the deep multistage dynamic foundation pit precipitation system comprises a foundation pit, a sedimentation tank, a booster pump, an annular drainage main pipe, a water delivery main pipe, a precipitation pipe well, a light well point, a well point pump, an annular drainage branch pipe, a water tank and a desiccation pipe well, wherein the foundation pit is provided with steps. The precipitation pipe well is connected with the annular drainage main pipe through a first branch pipe to form a one-stage pipe well precipitation system. The water tank is connected with the annular drainage main pipe through a second branch pipe to form a secondary light well point precipitation system. The desiccation pipe well and the booster pump form a three-stage pipe well desiccation system. According to the precipitation system, an open deep multistage precipitation mode is formed by a primary precipitation system and a secondary precipitation system, the pipe well pumping lift can be reduced, and drainage flow is greatly increased. Due to the combination withthe three-stage pipe well desiccation system, the drainage efficiency is improved, and the water-free operation of the foundation pit is ensured. A drainage and desiccation system has little interference on engineering construction, is low in engineering cost and has strong applicability.

The invention discloses a building drainage plastic stack with spiral grooves. The plastic stack comprises a plastic stack body, wherein the inner wall of the plastic stack body is coaxially and circumferentially provided with a plurality of spiral grooves along the axis of the stack; the junctions of the groove bottoms of the spiral grooves and the groove walls and the junctions of notches of the spiral grooves and the inner wall of the plastic stack body are all of circular arc transition structures. The junctions of the groove bottoms of the spiral grooves and the groove walls and the junctions of the notches of the spiral grooves and the inner wall of the plastic stack body are all of the circular arc transition structures, so the spiral grooves are of the streamline-shaped arc structures with small curvature, namely large curvature radius; the situation that the water flow moves towards the center of the stack to produce water blockage is avoided according to the theory of a fluid wall attachment effect, the fluctuation of pressure in the stack is reduced, the drainage flow rate within a certain pressure fluctuation range is improved, alternate impact of the water flow to the stack is also avoided, and the pipeline vibration and the drainage noise are greatly reduced.

The invention discloses a building drainage plastic vertical pipe with a spiral single blade. The building drainage plastic vertical pipe comprises a plastic vertical pipe body, wherein the inner wall of the plastic vertical pipe body is coaxially provided with the spiral single blade along the axis direction of the vertical pipe; the connection part of the root part of the spiral single blade and the inner wall of the plastic vertical pipe body is of a circular arc transition structure. According to the pipe, the connection part of the root part of the spiral single blade and the inner wall of the plastic vertical pipe body is of the circular arc transition structure; the curvature is reduced greatly (the curvature radius is increased); according to the fluid wall attachment effect theory, when water in the pipe falls off along the pipe wall, the water flow is adsorbed to the pipe wall and cannot be removed so as to form a good wall attachment water film fluidic state, so that the situation that the water flow moves toward the center of the vertical pipe to generate water cork flow is prevented; the fluctuation of pressure in the pipe is reduced; the water drainage flow rate within a certain pressure fluctuation range is improved; the alternative impact by the water flow to the pipe wall is also prevented, so that the pipeline vibration and drained water noise are buffered greatly.

The invention discloses a draining structure. The draining structure comprises parapets, a space truss, support beams and drainage channels; the space truss is formed by connecting a top-chord rod member, a bottom-chord rod member and diagonal bracing rods, and each diagonal bracing rod neighbor to the parapet of the space truss is further and further from the parapet from bottom to top gradually;one end of each support beam is connected with the corresponding parapet, and the other end of the support beam is connected to the top end close to the parapet of the space truss; and each drainagechannel is positioned in one corresponding support beam. Thus, the length of the support beam is not limited by the distance between the parapet and a ball joint of bearer, the support beam can be longer, the width of the drainage channel in the support beam can be also increased, and the wider the drainage channels are, the larger the draining flow is.

The invention relates to an underground pipe gallery waterproof structure. The underground pipe gallery waterproof structure comprises a pipe gallery main body, waterproof layers, a cushion layer, lining layers and drainage pipe galleries, wherein the waterproof layers are correspondingly arranged on the outer side of the pipe gallery main body and the outer side of the cushion layer, the cushionlayer is arranged at the top of the pipe gallery main body, the cushion layer is an inclined plane which is inclined downwards from the top to the two sides, the lining layers are correspondingly arranged on the outer sides of the waterproof layers, the drainage pipe galleries are arranged on the two sides of the bottoms of the lining layers, a plurality of drainage channels which are distributedin a crisscross mode are arranged between the waterproof layers and the lining layers, the drainage channels are connected with the drainage pipe galleries, and the lining layers are formed by pilingwater permeable materials. The underground pipe gallery waterproof structure is simple in structure, good in waterproof effect and long in waterproof service life.

The invention provides an on-line treatment system for rainwater. The system comprises a sedimentation device, a filtering device and a residue skimming device; the sedimentation device comprises a sedimentation tank, the top end of the sedimentation tank is provided with a flow inlet pipe and a flow outlet pipe; the filtering device is arranged at the top of the sedimentation tank, one end of thefiltering device is connected with the flow inlet pipe, and the other end of the filtering device extends towards the flow outlet pipe; and the residue skimming device is arranged between the filtering device and the flow outlet pipe, and the residue skimming device is connected with the flow outlet pipe. The on-line treatment system for the rainwater provided by the invention can be used for initial rainwater separation of rainwater pipes, pipe openings and the like, and separate pollutants such as particulate matter and floating matter in the rainwater without affecting flood discharge safety.

The invention discloses an elastic floor drain core with a water seal. The elastic floor drain core mainly comprises an upturning edge, a seal ring, an upper cylindrical surface, an intermediate conical surface, a lower cylindrical surface, connecting passages, elastic closing passages and a water seal tank, wherein the quantity of the connecting passages is 1-6 and the quality of the elastic closing passages is the same as that of the connecting passages. The elastic floor drain core with the water seal can be made of silica gel, rubber or emulsion and also can be made of nylon or plastic. The water seal of the water seal tank is 5-90 mm in height, and ponding water in the water seal tank can more effectively prevent odor in a sewage conduit from emerging. The elastic floor drain core with the water seal can be mounted together with a novel floor drain for use, can also be instantly inserted into a conventional old floor drain for direct use, and is extensively applied to sanitary equipment of houses and residential buildings.

The invention discloses an intelligent and sealed anti-odor floor drain, which comprises a floor drain body. A main water inlet cylinder is arranged in the floor drain body, and a plurality of secondary water inlet cylinders are arranged around the main water inlet cylinder. Floating balls are placed in the secondary water inlet cylinders, and the floating balls are blocked in the The water outlet of the secondary water inlet cylinder and the water inlet of the main water inlet cylinder are covered with a floor drain cover, and a ball cover linkage assembly is arranged between the floor drain cover and the floating ball, and a sealing plate is installed at the water outlet level of the main water inlet cylinder, and the sealing plate is The assembly is connected to the main water inlet cylinder. Compared with the prior art, the present invention adopts multi-channel drainage. When the water volume is small, the sewage is discharged through the secondary water inlet cylinder; when the water volume is large, the sewage entering the secondary water intake cylinder cannot be discharged in time, so that the floating ball withstands the ball cover linkage assembly Move upwards, open the floor drain cover on the main water inlet, and discharge excess sewage into the sewer through the main water inlet; the sealing plate has environmental protection, non-toxic, efficient, stable and long-lasting anti-mold and antibacterial effects, which can achieve better Deodorizing, cleaning effect.

The invention discloses a multi-channel same-floor drainage water collector. The multi-channel same-floor drainage water collector comprises a main body pipe, wherein a water inlet interface is connected to one end of the main body pipe, and a water outlet interface is connected to the other end of the main body pipe; an upper interface is connected to the top of the main body pipe; and at least one side interface is connected to the side surface of the main body pipe and is arranged at the middle upper part of the main body pipe. The multi-channel same-floor drainage water collector is applied to same-floor drainage, and only one main drainage pipe hole is formed in the upper floor and the lower floor, so that floor penetrating plates of a traditional drainage system are reduced, the layout of a rest room can be individually designed, the construction efficiency can be effectively improved, the waterproof treatment processes can be effectively reduced, the drawbacks caused when drainage pipelines are mounted at different floors are solved, the drainage system on the floor is effectively mounted at the floor, and the contradiction, caused due to the leakage of the drainage system, between residents of the adjacent floors is avoided; by virtue of a same-floor mounting process, a waterproof layer is not damaged, and the leakage of the floor is avoided; by virtue of a special structure of the multi-channel same-floor drainage water collector, the reverse overflow of odor is avoided; and air and water stream in drainage channels are separated, so that the drainage flow is increased, and the noise is reduced.

The application discloses a side wall ventilation drainage system, comprising a draining standpipe, draining transverse branch-pipes, a ventilation standpipe, combination ventilation pipes, circular ventilation pipes, a side wall ventilation pipe and side wall ventilation caps; drainage points on each floor separately communicate with the draining standpipe through the corresponding draining transverse branch-pipe; the tops of the ventilation standpipe and the draining standpipe communicate with each other within the ceiling of a highest floor, and the bottom ends of the ventilation standpipe and the draining standpipe communicate with each other under the ground of a lowest floor; the ventilation standpipe and the draining standpipe communicate with each other in each floor through the combination ventilation pipes; the circular ventilation pipes communicating with the ventilation standpipe are arranged in the ceilings of all the floors; the side wall ventilation pipe is arranged in the ceiling of the lowest floor and communicates with the ventilation standpipe, and the side wall ventilation pipe stretches out the facade of a side wall; and the side wall ventilation cap is connected at one end, where the side wall ventilation pipe stretches out the facade, of the side wall. The ventilation drainage system of the side wall combines the advantages of self-circulation ventilation and extending-to-roof ventilation of a main ventilation standpipe so as to be able to effectively balance the pressure of the standpipe and increase the drainage flow of the standpipe and present such characteristics as easy concealing, beauty and simple maintenance and no demand for special pipe fittings.