96results about "Cesspools" patented technology

The utility model provides an automatic drainage device controlled by a programmable logic controller (PLC), and relates to the field of PLCs. The PLC-controlled automatic drainage device comprises a sewage pool and a main body placing frame, one side of the main body placing frame is fixedly connected with a position control shell, the inner wall of the position control shell is slidably connected with a threaded cylinder, the threaded cylinder is fixedly connected with a displacement sensor through an extension plate, and the inner wall of the threaded cylinder is in threaded connection with the outer circumferential surface of a first one-way lead screw; one end of the first one-way lead screw is fixedly connected with an external rotating disc, and the first one-way lead screw is rotationally connected to the inner wall of the position control shell. According to the automatic drainage device controlled by the PLC, through the arrangement of the sewage pool, the main body placement frame, the position control shell, the threaded cylinder, the extension plate, a displacement sensor, a one-way screw rod I, an external rotating disc, a position control rod, a displacement disc, a guide single rod, a floating ball and a position control block, drainage operation can be effectively and automatically carried out according to the real-time water level, so that it is guaranteed that the overflow phenomenon of the sewage pool does not occur; and the safety effect is enhanced.

The utility model relates to the technical field of sewage treatment, in particular to a harmful gas leakage prevention top cover which comprises a cover plate, upper supporting plates arranged at equal angles are fixedly connected to the upper surface of the cover plate, inserting grooves arranged at equal intervals are formed in the outer surface of the cover plate, and inserting plates arranged at equal intervals are fixedly connected to the outer surface of the cover plate. The upper surface of the cover plate is provided with clamping hooks arranged at equal intervals, the upper surface of each insertion plate is provided with a clamping groove, and the two sides of each clamping hook are each provided with a supporting piece. According to the top cover, the inserting plate, the clamping hook and other components are arranged, and through the mutual matching relation between the inserting plate and the clamping hook, when the inserting plate enters the inserting groove, the clamping hook can fix the inserting plate through the clamping groove, and then the effect that the sealing performance of the top cover is improved through the inserting plate and the clamping hook is achieved; the defects that an existing technical scheme is lack of a fixing mechanism, and the top covers are prone to deviation are overcome.

The utility model relates to the technical field of deodorization equipment of a sewage treatment plant, and discloses a reverse hanging membrane sewage pool protection device, which comprises a steel frame keel arranged at an opening at the upper end of a sewage pool; the PVDF membrane material is arranged on the inner side of the steel frame keel through the membrane material fixing mechanism; the membrane material fixing mechanism is arranged on the steel frame keel; according to the structure, through the arrangement of the steel frame keel, the PVDF membrane material and the membrane material fixing mechanism, the structure can be stably fixed to the top of the sewage pool to seal the top of the sewage pool, meanwhile, the weight of the top structure of the sewage pool is reduced, the inner side of the steel frame keel can be conveniently covered with the PVDF membrane material through the membrane material fixing mechanism, and the light transmission of the sewage pool can be effectively guaranteed through the arrangement of the PVDF membrane material; the sealing cover for the sewage pool has the advantages of being small in self weight, convenient to construct, capable of effectively controlling the aerobic and anaerobic environments in the sewage pool and the like, and solves the problems that an existing sealing cover for the sewage pool is large in self weight, inconvenient to construct, incapable of effectively controlling the aerobic and anaerobic environments in the sewage pool and the like.

The utility model discloses a kind of siphon drainage devices of sewage pool, including special-shaped U-shaped siphon, fixed support and air extraction device, special-shaped U-shaped siphon includes main channel and auxiliary channel, main channel includes mutually connected water inlet section, connecting section and water outlet section, connecting section connects water inlet section and water outlet section, water inlet section is fixed on the inner wall of sewage pool using fixed support, auxiliary channel connects connecting section, air extraction device includes air extraction mechanism and check valve, air extraction mechanism connects auxiliary channel, for air extraction to auxiliary channel, check valve also connects auxiliary channel, for making auxiliary channel one-way conduction, check valve includes cavity, baffle, fixed nut and air core, fixed nut is located at the bottom of cavity, for connecting auxiliary channel and cavity, air core is located at the top of cavity, baffle is connected below air core, and baffle is equipped with aperture. Compared with prior art, the utility model can realize the efficient, zero-energy consumption discharge of sewage.

The utility model discloses an assembly type steel structure pool self-tightening type side column node structure which comprises wallboard units, a steel column and a rubber sealing gasket, each wallboard unit comprises a wallboard surface and a wallboard side column, the steel column is correspondingly arranged between the two wallboard units, the cross section of the steel column is a trapezoid section with one large end and one small end, and the rubber sealing gasket is arranged between the wallboard surface and the wallboard side column. The small end of the wallboard side column is arranged on the upstream side close to the pool, the side, close to the steel column, of the wallboard side column is an inclined face matched with the side face of the steel column, a rubber sealing gasket is arranged between the wallboard side column and the steel column, and the wallboard side column, the rubber sealing gasket and the steel column are fixedly connected through high-strength bolts and achieve abutted seam sealing. And the wallboard units and the steel columns are compacted and reinforced under the action of water pressure in the water pool. The wall plate side column node is simple in structure and ingenious in design, the steel column and the wall plate side column section are optimally designed, the reinforcing and sealing effects can be achieved by means of water pressure in a water pool, and the problem of hidden danger of water seepage of the side column node is effectively solved.

The utility model discloses a glass fiber reinforced plastic sealing cover which comprises a plurality of glass fiber reinforced plastic covers, two glass fiber reinforced plastic plates and two bottom plates, arc-shaped strips are fixedly connected to the two sides of the outer portions of the glass fiber reinforced plastic covers, and the two glass fiber reinforced plastic plates are installed on the two sides of the glass fiber reinforced plastic covers respectively. The outsides of every two adjacent arc-shaped strips and the outsides of the arc-shaped strips and the glass steel plates are sleeved with covers, first sealing gaskets are fixedly connected to the interiors of the covers, the covers are connected with the arc-shaped strips and the glass steel plates through a plurality of first screws, connecting plates are fixedly connected to the two bottom ends of the multiple glass steel covers, and through grooves are formed in the connecting plates. Inserting columns are fixedly connected to the positions, corresponding to the through grooves, of the two bottom plates, the inserting columns penetrate to the upper sides of the connecting plates from the interiors of the corresponding through grooves, the connecting plates are fixedly connected with the inserting columns through connecting mechanisms, and a plurality of fixing grooves matched with the first screws are formed in the arc-shaped strips and the glass steel plates correspondingly. And the single glass fiber reinforced plastic cover can be conveniently detached and replaced, and the use practicability is improved.

The application belongs to the technical field of sewage treatment tank, and particularly relates to a modular prefabricated sewage treatment tank. The application comprises a pool main body, the pool main body comprises a plurality of prefabricated concrete module components arranged at intervals along the length direction of the pool main body, two adjacent prefabricated concrete module components are respectively set as a first module component and a second module component, a U-shaped joint seam is formed between the first module component and the second module component, the U-shaped joint seam is composed of a bottom plate joint seam at the bottom of the U-shaped joint seam and side plate joint seams at the two sides of the U-shaped joint seam, the U-shaped joint seam is provided with an elastic joint material filling and solidification structure layer, the first module component and the second module component are connected through a plurality of groups of connecting assemblies arranged at intervals along the length direction of the U-shaped joint seam, each group of connecting assemblies comprises a spherical hinge support, a first connecting rod, a sleeve, a second connecting rod, a ring-shaped limiting piece and an air spring. The application can be conveniently and quickly assembled on site, and meanwhile, the durability of the connecting part of the module component is improved.

The utility model relates to a water circulation energy-saving foundation pit of a solid waste wet processing system. Comprising a foundation pit, and a foundation pit support is arranged in the foundation pit; a clean water tank is arranged on the bottom surface of the foundation pit, a sewage well is dug, a filtering mounting ring is fixedly connected to a wellhead of the sewage well, a filtering piece is detachably connected to the wellhead of the sewage well, and a cleaning device is arranged in the filtering piece; the cleaning device comprises a support structure, and a filter screen cleaning assembly and a sludge cleaning assembly are installed on the support structure. A submersible pump and a water lifting pipeline are arranged in the sewage well, and a water return pipeline is arranged at a water outlet of the water lifting pipeline; a main water outlet pipeline is mounted at a water outlet of the clear water tank, a water supplementing pipeline and a high-pressure water outlet pipeline are mounted at a water outlet of the main water outlet pipeline, and a high-pressure cleaning part is mounted on the high-pressure water outlet pipeline; and a water inlet pipeline is mounted at the water inlet of the clear water tank. According to the utility model, the generated wastewater can be collected in a centralized manner and is filtered, so that the sewage is recycled, water resources are saved, and the environmental awareness is met; meanwhile, filter screen cleaning and filtered matter discharging operation can be conducted regularly, the automation degree is high, and the operation process is simple.

The invention provides a resource circulation type off-network public toilet system based on source separation and biological treatment, which relates to the field of public toilets and comprises a public toilet, a separation unit, a portable maintenance mechanism, a liquid treatment unit, a solid treatment unit, a synchronous mixing mechanism and a wash basin, the public toilet comprises a toilet body, an air draft chimney, a toilet door body and a fixing base. The source separation unit is connected with a public toilet and is used for conveying urine and excrement to the source separation unit; and the source separation unit comprises a micro-water flushing closestool and a portable maintenance mechanism. The urine is subjected to natural fermentation to realize pathogen inactivation and urea is hydrolyzed and decomposed into a liquid fertilizer, and the composting reaction box is mixed with excrement through an additive to form high-quality humus soil, so that the problems that the secondary pollution risk exists due to the fact that most toilets are subjected to chemical treatment or simple landfill, and a scheme of a high-temperature incineration or distillation technology is adopted are solved; the problems of extremely high energy consumption and complicated operation exist.

The utility model belongs to the field of sewage treatment, and discloses an assembled partition plate for a sewage treatment pool, which comprises a partition plate main body formed by sequentially splicing a plurality of sub-plate bodies, one or more flap valves are arranged on the partition plate main body; the partition plate body is provided with at least one communicating pipe communicating the two sides of the partition plate body, and the height difference between an upper end opening and a lower end opening of the communicating pipe is smaller than the pressure-bearing liquid level difference of the partition plate body. The partition plate adopts an assembled structure, is formed by splicing a plurality of sub-plate bodies, and is provided with a flap valve for controlling sewage to flow in one direction and a communicating pipe for preventing the assembled structure from being deformed and collapsed due to front and back liquid level difference, so that safe operation of the assembled partition plate in a sewage pool can be realized; therefore, the assembly efficiency is high, the cost is low and the construction period is short. Meanwhile, the utility model further discloses a sewage treatment pool.

A sanitary pit liner system for collection of human waste in developing countries includes a plurality of curved, interlocking pit liner segments that snap together to form a cylindrical pit liner, a plurality of curved, interlocking dome segments that snap together to form a dome, a gasket, a squat plate and squat pan user interface or a one-piece toilet user interface. A method of installing a sanitary pit liner system is also disclosed.

The invention provides an in-use sewage pool body leakage repairing agent as well as a preparation method and a construction process thereof, and relates to the technical field of pool body anti-seepage transformation. The sewage pool body leakage repairing agent is prepared from the following raw materials in parts by weight: 30-40 parts of polyurethane resin, 20-30 parts of epoxy resin, 5-10 parts of an isocyanate curing agent, 1-3 parts of polyether modified silicone oil, 3-6 parts of ceramic powder, 1-3 parts of carbon fibers, 0.5-1 part of a silane coupling agent, 2-5 parts of propylene glycol diglycidyl ether, 0.3-0.5 part of an acid and alkali resistant anti-aging agent and 0.3-0.5 part of an anti-ultraviolet agent. By optimizing the component proportion of the leak repairing agent, the leak repairing agent has the characteristic of rapid solidification under a low-temperature condition, and has the effects of high strength, micro-expansion, good compactness and long-term performance; meanwhile, a temporary water storage bag, a temporary pump and a pipeline are adopted, so that the sewage treatment process is not interrupted when the leakage of the sewage pool body is repaired.

The application provides a sewage treatment biochemical reaction tank, and relates to the technical field of sewage treatment, which comprises a biochemical tank, wherein the biochemical tank is communicated with a water distribution tank, a plurality of filter material oxidation units are arranged in the biochemical tank, adjacent filter material oxidation units are communicated, sewage enters from one end of the biochemical tank, sequentially passes through a plurality of adjacent filter material oxidation units, and finally enters a sedimentation tank, the filter material oxidation unit comprises a filter material bin and an oxidation tank, the filter material bin is filled with granular calcium carbonate dephosphorization filter material so as to remove phosphate ions in sewage, an aeration pipe is arranged below the oxidation tank, a plurality of aeration holes are formed in the aeration pipe, a curtain type filler is arranged above the aeration pipe, and the curtain type filler is attached with an aerobic microbial membrane; the filter material bin is arranged adjacent to the oxidation tank, and the oxidation tank is communicated with the filter material bin. The application has the advantages of high dephosphorization and denitrification efficiency and good sewage treatment effect.

The invention discloses a distributed rural sewage septic tank and purification tank coupling treatment system which is characterized in that a feed port of an improved septic tank is connected with a flushing toilet, and a discharge port of the improved septic tank is connected with a feed port of an electrochemical enhanced purification tank; a discharge port of the electrochemical enhanced purification tank is further connected with a kitchen and a bath room, the improved septic tank is connected with the fertilization pipeline system, the electrochemical enhanced purification tank is connected with the watering pipeline system, and ultraviolet disinfection equipment and a three-dimensional electrochemical treatment structure are arranged in the electrochemical enhanced purification tank; the chemical oxygen demand and the biochemical oxygen demand of black water are effectively reduced after the black water is cured in the septic tank for enough time, the black water is mixed with grey water to enter the electrochemical enhanced purification tank and then treated by a biological and electrochemical combined method, and the sewage is disinfected by an electrochemical and ultraviolet disinfection combined mode, so that the effluent reaches the reuse standard.

A connector for use with a riser pipe coupled to a septic tank including a chamber and an access opening to the chamber. The connector includes a body having a cylindrical portion and a flange exterior of the cylindrical portion, and the body is defined by a first section having a first interlock feature on the flange and a second section having a second interlock feature on the flange complementary to the first interlock feature. The first section and the second section are removably attachable to each other via engagement of the first interlock feature and the second interlock feature and cooperatively defining a continuous perimeter. The first section and the second section further cooperatively define a first surface configured to be coupled to the septic tank or the riser pipe.

The utility model discloses a prefabricated reinforced concrete septic tank, which relates to the technical field of septic tanks, and comprises a base, the top surface of the base is in sliding connection with a plurality of first prefabricated blocks, the top surface of each first prefabricated block is provided with a sealing groove, each sealing groove is internally provided with a sealing strip, and the first prefabricated blocks and the second prefabricated blocks are in sliding connection. The top surface of each first precast block is provided with a second precast block in a clamping manner, the bottom surface of each second precast block is provided with a positioning mechanism, and the bottom surface of each second precast block is symmetrically provided with a plurality of limiting blocks. According to the device, the installation precision between the first precast blocks and the second precast blocks is improved, sealing communication between the first precast blocks and sealing connection between the first precast blocks and the second precast blocks can be achieved, sewage can be prevented from leaking from the connecting positions, and the device is simple in combination and suitable for popularization.

The utility model discloses a full-closed deodorization steel structure pool which comprises a pool body and a cover plate laid on the pool body. At least one tie bar is designed, has a preset shape and is mounted on the pool body, and the cover plate is connected with the tie bar; the at least one gas collection port is arranged at the side part of the tie bar, and the gas collection port extends to the cover plate and is communicated with the pool body of the water pool; and the at least one gas collecting pipe is laid in the tie bar and is communicated with the gas collecting port. According to the utility model, the gas collecting port is designed at the side part of the lacing wire, the gas collecting pipe is laid along the lacing wire and is connected with the gas collecting port, so that the odor in the pool body is collected, and meanwhile, the internal space of the lacing wire and the gas collecting pipe are reused to prevent the gas collecting pipe from occupying other working spaces; and meanwhile, the designed gas collecting port can be reduced, and can be matched with a blower to more accurately control the flow of gas.

The invention relates to an anti-seepage and anti-cracking construction method for a sewage treatment pool. The anti-seepage and anti-cracking construction method sequentially comprises the steps of early-stage preparation, foundation pit excavation and base treatment, novel anti-seepage film laying and welding, steel bar binding, formwork erecting and novel fiber reinforced concrete pouring and curing. The impermeable film is modified by blending HDPE / LLDPE-EVA, the thickness is 1.0-2.5 mm, the impermeable film has high toughness, chemical resistance and ultraviolet aging resistance, and a welding seam is subjected to hot air double welding and secondary sealing; the fiber concrete is doped with 0.24% of polypropylene fiber and 1.72% of steel fiber, the water cement ratio is 0.4-0.45, and the crack width is smaller than or equal to 0.1 mm after prolonged stirring, moderate vibration and 7-day precise wet maintenance. By adopting a novel anti-seepage thin film technology and a novel fiber reinforced concrete technology and combining a strict construction process and quality control measures, the problems that the sewage treatment tank is easy to crack and leak during construction are fundamentally solved, the overall stability and durability of the sewage treatment tank structure are enhanced, and the service life of the sewage treatment tank is prolonged. And the influence on surrounding environments such as surrounding soil, water and the like is reduced.

This utility model discloses a sealing device for a water treatment filter, relating to the technical field of anaerobic tank sealing devices. It includes a tank body with an installation opening on the left side. A sealing cover is installed inside the installation opening. An opening and closing mechanism is provided between the tank body and the sealing cover. An aeration mechanism and a tank wall cleaning mechanism are respectively provided on the upper and lower surfaces of the sealing cover. The opening and closing mechanism includes two installation grooves respectively formed in the front and rear walls of the installation opening. Guide rods are fixedly connected to the inner walls on both sides of the front installation groove. Through the opening and closing mechanism, when the tank body needs to be fully opened, the motor drives a reciprocating screw to rotate via a bevel gear. Under the conductive action of the guide block and guide rod, the screw block can cause the reciprocating screw to rotate, driving the sealing cover to move left and right within the installation opening until the sealing cover moves to the left, fully opening the tank body. This provides convenience for opening and closing the oxidation tank.

An ingress device assembly is configured to be used with a septic tank that has a chamber and an access opening and a riser extending from the chamber. The ingress device assembly includes a connector including a flange including a first section and a second section cooperatively defining a perimeter of the connector and an inner bore configured to align with the access opening, the first section having a first interlock feature and the second section having a second interlock feature engaged with the first interlock feature; and an ingress device removably and rotatably coupled to the connector, the ingress device including a body configured to extend across at least a portion of the access opening.

The utility model provides a membrane structure for sewage pool sealing and solar energy collection, and relates to the technical field of membrane structure building equipment. Comprising a reverse hanging film mounting cover, a top connecting base is mounted at the top of the reverse hanging film mounting cover, and by arranging the reverse hanging film mounting cover, a sealing mounting disc, a bottom sealing plate, a sewage treatment box and a solar panel mounting frame, outdoor solar light resource collection treatment is conducted through a solar photovoltaic panel, light resource conversion is conducted through an inverter, and the solar panel mounting frame is connected with the solar photovoltaic panel. The storage battery is used for storage, the requirement of the whole membrane structure building for part of electric power resources is met, the sewage treatment box and the solar photovoltaic panel are arranged, electric power resource self-supply treatment is conducted through the solar photovoltaic panel, sewage recycling treatment is conducted through the sewage treatment box, and the energy-saving effect is achieved. Sewage pool sealing, part of sewage filtering and solar energy recycling treatment are considered, needed electric power resources are provided for electric power equipment during operation, and therefore the overall use and installation cost is saved.

The utility model provides a pool body deodorization sealing device suitable for a reverse hanging membrane. The pool body deodorization sealing device is characterized by comprising a water collecting tank, a water supplementing pipeline and a reverse hanging membrane edge covering edge, the water collecting tank is closely arranged around the sealed inner wall of the pool body and is positioned above the water surface of the pool; the water supplementing pipeline is connected with the water collecting tank and can convey water to the water collecting tank; in a sealing state, water is stored in the water collecting tank, and the edge covering edge of the reverse hanging film enters the water collecting tank and is immersed in the water. The reverse hanging film edge covering edge is a double-side pressing strip covering edge. According to the utility model, a water seal mode that the edge of the reverse hanging film is covered is adopted, so that peculiar smell gas in the tank body can be effectively isolated, the friction force between the reverse hanging film and the tank body is reduced, the energy consumption of a transmission motor is reduced, water vapor overflow is avoided, the operation safety is improved, and environmental friendliness is fully realized. In addition, the device is used for sealing the periphery of the pool body, cracks caused by expansion caused by heat and contraction caused by cold can be avoided, and water vapor and peculiar smell in the pool are prevented from overflowing.

The utility model relates to the technical field of sewage treatment, and provides an unpowered sewage treatment tank which comprises a left treatment tank and a right treatment tank, the left treatment tank and the right treatment tank are in sealed communication through a connecting cylinder, and the left treatment tank and the right treatment tank are each provided with a liquid inlet and a reserved punching position capable of punching multiple positions. The upper end of the left treatment tank and the upper end of the right treatment tank are provided with observation openings, sealing covers are detachably installed at the observation openings, a middle filter cylinder is installed on the inner wall of the connecting cylinder in a sliding mode, an annular supporting frame is arranged on the middle filter cylinder, and the annular supporting frame is placed at the upper end of the connecting cylinder. The device is simple in structure, convenient to use, suitable for being used in different scenes, small in occupied space and capable of achieving harmless treatment of toilet excrement and domestic sewage synchronously, excrement can be taken out conveniently through the middle filter cylinder, the treated sewage can be used for irrigation of vegetables and crops, and reasonable utilization of resources is achieved.

The application discloses a sewage detection and discharge system, which comprises a leach pond body communicated with a leachate drain pipe, a residue discharge mechanism arranged at a mud outlet of the bottom of the leach pond body, a dredging mechanism arranged at a discharge port of the middle part of the leach pond body, a sewage pond communicated with a water outlet end of the dredging mechanism, and a detection device arranged in the sewage pond; the detection device comprises a telescopic measuring mechanism arranged above the sewage pond, a liquid level measuring instrument coaxially arranged at the upper end of the telescopic measuring mechanism, and a lifting mechanism for driving the telescopic measuring mechanism to stretch and retract in the vertical direction. The application is provided with a baffle cover and an agitating device, which can periodically and orderly discharge the sediments and improve the discharge efficiency of the sediments; the dredging module is reciprocally opened and closed, which can discharge the floating objects and dynamically prevent the blockage caused by the accumulation of the floating objects; the lifting mechanism drives the telescopic measuring cylinder, which improves the efficiency of the liquid level measurement and is convenient to use.

The utility model discloses a reverse hanging membrane device with a capped sewage pool, which comprises a steel rib pipe, the cross section of the steel rib pipe is notch-shaped, the steel rib pipe is arranged above the sewage pool, and a reverse hanging membrane is clamped in the steel rib pipe and is used for fixing the reverse hanging membrane on the sewage pool through clamping and hoisting. The fixing assembly is arranged in the steel rib pipe and connected with the notch of the steel rib pipe in an inserted mode, and the reverse hanging film penetrates through the fixing assembly and extends out of the steel rib pipe. The sealing cover is arranged on the steel rib pipe in a sleeving mode, located at the end of the steel rib pipe and detachably connected with the steel rib pipe and the fixing assembly. The reverse hanging membrane penetrates through the steel rib pipe through the fixing assembly and the steel rib pipe in an inserted connection mode, the fixing assembly is attached to the inner wall of the steel rib pipe more firmly, the sealing cover is connected with the fixing assembly in an inserted connection mode while the sealing cover is connected with the steel rib pipe in an inserted connection mode, the reverse hanging membrane is limited in the fixing assembly, the reverse hanging membrane is installed on a sewage pool, and manual screwing of screws is replaced to disassemble and assemble the reverse hanging membrane. Time and labor are saved, working efficiency is improved, high-place operation of operators is avoided, and construction risks and potential safety hazards are reduced.

The septic tank (300) comprises: - a tank (305) for retention and digestion of organic matter contained in effluents, - a longitudinal distribution point (309) for effluents, and - a lateral collection point (316) for effluents.

The present invention discloses a sewage pool siphon drainage device, comprising a U-shaped siphon pipe, a fixing bracket, and an air extraction device. The U-shaped siphon pipe includes a main channel and an auxiliary channel. The main channel includes an interconnected water inlet section, a connecting section, and a water outlet section. The connecting section connects the water inlet section and the water outlet section. The water inlet section is fixed to the inner wall of the sewage pool by a fixing bracket. The auxiliary channel connects the connecting section. The air extraction device includes an air extraction mechanism and a one-way valve. The air extraction mechanism is connected to the auxiliary channel for extracting air into the auxiliary channel. The one-way valve is also connected to the auxiliary channel for ensuring one-way conduction of the auxiliary channel. The one-way valve includes a cavity, a baffle, a fixing nut, and an air core. The fixing nut is located at the bottom of the cavity and connects the auxiliary channel to the cavity. The air core is located at the top of the cavity. The baffle is connected below the air core. The baffle is provided with an opening, and a sealed air bag is provided in the opening. Compared with the prior art, the present invention can achieve efficient and zero-energy sewage discharge.

The utility model discloses a water storage barrel with a corrosion-resistant rubber diaphragm. The water storage barrel comprises a barrel body, the rubber diaphragm and a fixing ring, a water inlet pipe is arranged at the upper end of the barrel body, a first filter barrel is arranged at the upper end of the barrel body, a first connecting port is formed in the lower end of the first filter barrel, the first connecting port is communicated with the barrel body, a first filter element is arranged in the first filter barrel, and a first outlet is formed in the upper end of the first filter barrel; the first outlet is provided with a first valve body, the upper end of the first valve body is provided with a first valve bonnet, the first valve bonnet is in threaded connection with the first valve body, a first piston is arranged in the first valve body, and the first piston is matched with the first connector. According to the water storage barrel with the corrosion-resistant rubber diaphragm, the rubber diaphragm can be stably controlled, and it is guaranteed that the rubber diaphragm cannot fall off, so that safe use of the pressure barrel is guaranteed, and the situation that the pressure barrel is not controlled cannot occur.

The utility model relates to the technical field of sewage treatment, and discloses a vacuum suction system with an automatic deslagging function, which comprises a main body component and a vacuum tank, a water inlet pipe is arranged on the vacuum tank, a sundry deslagging pipe is arranged on one side of the water inlet pipe, a filter barrel is fixed at one end of the sundry deslagging pipe, and one end of the water inlet pipe is inserted into the filter barrel; and the cleaning assembly is arranged in the filtering barrel. The integrated vacuum tank device has the advantages that the integrated vacuum tank device is arranged for sewage treatment and can be rapidly installed and used, sewage is sucked in a sealed state so as to avoid sewage odor leakage, a sewage pump is replaced with pressure drainage so as to avoid the blocking problem, meanwhile, the automatic deslagging mechanism is arranged, the problem of cleaning impurities and silt in sewage is solved, and the sewage treatment efficiency is improved. The cleaning efficiency is improved, blockage of a rear-end pipeline is avoided, the rotary flushing mechanism is further arranged, oil stains on the inner wall of the tank can be automatically cleaned, and manual flushing is not needed.

The utility model discloses a sewage pool manhole odor leakage prevention structure which comprises a cover body, a fixed guide rail is arranged at the bottom of the cover body, a slidable sliding support is installed in the guide rail, a push plate is arranged at the end, close to the outer side, of the sliding support, and a rubber strip bonded with the cover body is installed on the outer side of the push plate. A pushing and pressing device capable of pushing the sliding support outwards to enable the rubber strip to make contact with the hole opening in a sealed mode is arranged in the cover body. According to the odor leakage prevention structure for the manhole of the sewage pool, the sliding support is driven to expand outwards or contract inwards by pushing the pressing device, in the expansion state, the push plate pushes the rubber strip to be closely attached to the manhole opening far away, meanwhile, the friction force is increased, the cover body is stably installed, and the sealing purpose is achieved; and convenience is provided for opening the orifice for maintenance.