594results about "Sewer systems" patented technology

The present invention provides a monitoring system for a conduit network including one or more conduit sections joined at one or more conduit nodes, including: one or more sensor devices disposed at selected ones of the one or more conduit nodes, wherein each of the one or more sensor devices is operable for sensing a blockage or breakage in an associated conduit section, and wherein each of the one or more sensor devices is operable for communicating blockage or breakage information to a central location. Optionally, each of the sensor devices includes one of an audio sensor device and a radio frequency sensor device. Each of the sensor devices is operable for sensing the blockage or breakage in the associated conduit section by measuring an attribute of a transmitted/received signal, alone or in combination with another sensor device. Each of the sensor devices is operable for communicating the blockage or breakage information to the central location via a wireless link.

The invention relates to dredging equipment, particularly to a special dredging vehicle for a sewer man-hole, and aims to provide the special dredging vehicle for the sewer man-hole with effects of time-saving, labor-saving, good cleaning effect, and capabilities of lowering labor intensity of workers and improving inner wall cleaning efficiency of the wall of the sewer man-hole by solving technical problems. For solving the technical problems, the invention provides the special dredging vehicle for the sewer man-hole; the special dredging vehicle comprises a vehicle body, a vehicle plate, a mounting seat, a first rotary shaft, a first hydraulic cylinder, a first bearing pedestal, a left side plate, a top plate, a first motor, a first sliding block, a right side plate and the like, wherein the back side of the vehicle body is connected with the vehicle plate; the mounting seat is mounted on the left side of the top of the vehicle plate; the first hydraulic cylinder is mounted on the mounting seat though a hinge; and a groove is formed in the right side of the vehicle plate. The special dredging vehicle achieves the effects of time-saving, labor-saving, good cleaning effect, and capabilities of lowering labor intensity of workers and improving inner wall cleaning efficiency of the wall of the sewer man-hole.

A rehabilitating pipe is laid inside a main pipe that intersects with a manhole. A flanged tubular member is provided which comprises a tubular part and a flange part each comprising a flexible resin absorber impregnated with liquid setting resin. With the resin in an unhardened state, the flange part is brought into pressure contact with the inner circumferential surface of the manhole for adhesion thereto by curing the resin. The tubular part is then inserted in the rehabilitating pipe for adhesion to the inner circumferential surface thereof. This makes it possible to seal the gap between the inner circumference of the main pipe and the outer circumference of the rehabilitating pipe thereof.

The invention relates to a cleaning device, in particular to an efficient cleaning device for municipal sewer openings. The efficient cleaning device aims to achieve the technical purposes that the efficient cleaning device for municipal sewer openings is convenient to operate, simple in structure and capable of saving time and labor. To achieve the technical purposes, the efficient cleaning device for municipal sewer openings comprises a bottom plate, wheels, a push handle, a collecting box, a fixing plate I, a linear actuator, a pressing plate, a fixing plate II, a sliding rail, a sliding block, electric reels, a pull wire, a fixing plate III, a telescopic air cylinder I, a supporting rod I, a conveying box, a rotating shaft I, a rotating motor I, a baffle, a rotating motor II, a supporting frame, a lower bearing block, a screw rod, a nut, an upper bearing block, a servo motor, a swing seat III, a rotating shaft II, a rotating motor III, a dustpan and a connecting rod III. The efficient cleaning device for municipal sewer openings has the advantages of being convenient to operate, simple in structure and capable of saving time and labor, and effectively solves the problem of blockage of sewer openings.

An apparatus for conducting remote subsurface inspections from above is disclosed. The apparatus comprises a support structure having a fitting to secure the apparatus to a hitch receiver installed on a vehicle, a telescoping mast held by a coupling and born by the support structure and an imaging system held by an extendable portion of the telescoping mast. The apparatus may further comprise an articulating radial arm with pivots for locating the telescoping mast and an offsetting mechanism. A method for conducting remote subsurface inspections from above is also disclosed. The method of inspection comprises the steps of locating an access point on a working surface, positioning an apparatus for conducting remote subsurface inspections from above, manipulating the telescoping mast above the access point, lowering it and reviewing images from the imaging system.

The invention provides a self-adaptive drain pipeline dredging robot. The self-adaptive drain pipeline dredging robot comprises a front-end reamer mechanism and a rear-end traveling mechanism, and is characterized by further comprising a self-adaptive mechanism, the front end of the self-adaptive mechanism is movably connected with the reamer mechanism through a universal joint, and the rear-end traveling mechanism is mounted at the rear end of the self-adaptive mechanism. The self-adaptive drain pipeline dredging robot can overcome the defects that an existing drain pipeline dredging robot is complex in structure and cannot be self-adaptive to a pipeline structure.

The invention discloses a treatment vehicle and a treating method for sucking sludge in a city pipe network. The treatment vehicle comprises a vehicle; a sludge tank is arranged on the vehicle; a lower-layer sieve and an upper-layer sieve are arranged above the sludge tank in sequence; sieve materials on the lower-layer sieve and the upper-layer sieve are connected with a slag hopper; a sludge suction pump used for sucking sludge from a sludge deposit well is arranged on the vehicle, and is connected with the lower-layer sieve; one side of the sludge tank is communicated with a whirlcone through a slurry pump; the bottom flow of the whirlcone is connected with the upper-layer sieve; and the overflow of the whirlcone is communicated with a cellar well or the sludge tank through a pipeline. After the structure and the steps are adopted, the treatment vehicle and the treating method, disclosed by the invention, can effectively clear out and dehydrate sludge deposited in the city drainage network deposit well, slag charges treated are stored in the slag hopper, and sewage is drained to the network. An engine of the vehicle generates power to drive electric equipment on the treatment vehicle, without an additional power supply.

A method for taking water from the sewage pipe in urbane area by use of the potential difference between said sewage pipe and automatic sewage treating apparatus features that said sewage automatically flows into the automatic sewage treating apparatus to obtain clean water. Said automatic sewage treating apparatus is composed of orifice-plate filter cylinder, motor, speed reducer, overflow port, blowoff pipe, water spraying pipe, submersible pump, circulating pump, blowoff pump, etc.

A back flow prevention device is shown for use in a plastic pipeline for conveying water, sewage, hydrocarbons or other fluids. A valve body features a flow control mechanism which is formed entirely or primarily of plastic materials. The valve body and its opposing ends are formed of a plastic material which is compatible with the plastic material of the existing pipeline, whereby the valve body can be installed in the pipeline in co-axially fashion by directly joining the opposing ends of the body to the opposing mating pipe ends at a selected location within the pipeline.

An electric heating apparatus comprises a sheet heating element having two end electrodes and a center electrode. The sheet heating element is wound around the external peripheral surface of an airtight and elastic expandable balloon. The balloon is disposed inside a lining material impregnated with a thermosetting resin for repairing a pipe and is swelled against the inside wall of the pipe through the lining material. The end and center electrodes are supplied with electricity to generate heat in the sheet heating element, thereby curing the thermosetting resin impregnated in the lining material. This allows pipe lining to be performed with much higher energy efficiency and simpler steps.

The present invention relates to no-pressure liquid skip treating method. The skip device consists of skip of different first, seat and auxiliary parts, and may be further made into floor drain with liquid sensing function, draining joint, road grate, etc. It has the functions of no-pressure liquid collection, metering, doing work, sensing flow state and other functions, and may be used widely used.

A flange valve to deter entry of rodents and pests, insertable on existing devices, comprising a unidirectional swinging door attached on an inner wall of a frame, the door and the inner wall of the frame having a clearance between them of a dimension not allowing entry of rodents and pests. The design of the frame is catered to the desire of the user and may be a laterally protruding ring having a central circular opening and openings along the edges for the insertion of bolts or screws; a laterally protruding ring on one peripheral edge of an open cylindrical body; a cap having a flat top with a central circular opening and openings for the insertion of bolts and screws; a conduit; or a wax free toilet bowl gasket, a toilet flange or a wax ring used in the installation of toilet bowls.

The invention disclosesa multi-module automatic butt-joint pipeline dredging robot. Themulti-module automatic butt-joint pipeline dredging robot comprises a dredging module robot for performing dredging operation along a pipeline, a power-assisted module robot for in butt joint with the dredging module robot to strengthen driving power of the dredging module robot, a dragging module robot and cable putaway device for dragging the dredging module robot and the power-assisted module robot out of the pipeline, and automatic butt joint among the dredging module robot f, the power-assisted module robot and the dragging module robot is achieved through module butt-joint devices and module butt-joint seats. In the module butt-joint seats, rotation of conjugate cams is driven through a servo motor, opening and closing of the front ends of two clamping claws are controlled through the synergistic effect of the conjugate cams, and automatic butt joint of the module butt-joint devices and the module butt-joint seats is achieved. The multi-module automatic butt-joint pipeline dredging robot is simple in structure, stable, reliable, flexible, movable and low in cost, the driving power of the robot can be strengthened, a robot severely breaking down can be dragged, and the adaptability capability of the robot to a complicated pipeline environment is improved.

The invention provides a novel fences suction truck which is characterized in that a self-discharging bottom plate on an automotive chassis ascends or descends through a hydraulic lifting mechanism and is provided with a fresh water bin and a waste water bin, the automotive chassis is provided with a vacuum pump system which is connected with the waste water bin, and a dehydration roller is arranged in the waste water bin to achieve solid-liquid separation; the automotive chassis is provided with a fire water pump and a reel water pipe device; the waste water bin is provided with a blowdown valve and a spray device, and the spray device is connected with the fresh water bin; a hydraulic capstan structure is arranged at the tail end of the self-discharging bottom plate, and a steel wire rope of the self-discharging bottom plate is connected with a hydraulic grab; a sprinkler head is arranged at the front end of the automotive chassis and connected with the fresh water bin through a pipeline. The novel fences suction truck is mainly suitable for suction of fences, achieves solid-liquid separation of feculence, is convenient to dredge and spray, and facilitates garbage clear operation in a pool underground. The novel fences suction truck integrates multiple functions and is suitable for environmental sanitation, large, medium-sized and small industrial and mining enterprises, communities, schools and agriculture cultivation and breeding in urban and rural areas.

The invention discloses a rubbish clearing device for municipal sewer cleaning. The rubbish clearing device comprises a vehicle bucket, and a water flushing device, a stone cleaning device and a mud water discharging device are arranged at the top of the vehicle bucket; the stone cleaning device is connected with an automatic rubbish sweeping device; the automatic rubbish sweeping device comprisesa fixed mounting plate, a longitudinal lifting rail is fixed at the bottom of the fixed mounting plate, and a servo motor is fixed at the bottom of the fixed mounting plate; two sliding bases are arranged at the bottom of the longitudinal lifting rail, and an eighth oil cylinder is arranged at the bottom of each sliding base; a screw rod nut is fixed in each sliding base, and one end of each servo motor is connected with a two-way screw rod through a motor shaft; the two screw rod nuts sleeve the two-way screw rods, the bottoms of the eighth oil cylinders are connected with an automatic dumping dustpan through piston rods, and second oil cylinders and the eighth oil cylinders are matched, so that the rubbish clearing position is more accurate, sweeping is easier and more thorough, the length of the piston rods of the oil cylinders and the structural complexity of multiple stages of oil cylinders are reduced, the force borne by the device is larger, and the rubbish can be cleared morestably.

The invention discloses a sludge and sewage treatment system of drainage facility. The system comprises drainage facility, a dredging mechanism and moving sludge and sewage treatment equipment, wherein the moving sludge and sewage treatment equipment comprises a moving handcart and a moving carriage; a filtering component, a sludge and sewage treatment component, a silt temporary storage device, silt output equipment, a generating set and control equipment are arranged in the moving carriage; the filtering component, the sludge and sewage treatment component and the silt temporary storage device are all connected with the generating set and the control equipment; the sludge and sewage treatment component is communicated with the filtering component through a pipeline; the filtering component is provided with a filtered granular impurity outlet; the sludge and sewage treatment component is provided with a sludge and sewage granular impurity outlet; both the filtered granular impurity outlet and the sludge and sewage granular impurity outlet are arranged towards the interior of the silt temporary storage device; a sludge and sewage accessing pipe is connected with the filtering device; a drainage pipe is connected with the bottom of the sludge and sewage treatment component; the dredging mechanism is connected with the sludge and sewage accessing pipe of the moving sludge and sewage treatment equipment through a discharge pipe. The sludge and sewage treatment efficiency are improved through filtering, treatment and separation.

The invention discloses a municipal pipeline sediment removal device. The municipal pipeline sediment removal device includes a sediment removal box; a sediment removal pipe and a sediment removal shaft are arranged in the sediment removal box; a sediment removal motor for driving the sediment removal shaft to rotate is slidingly arranged in the sediment removal box; an inner gear and an outer gear are arranged on the sediment removal shaft, and the inner gear and the outer gear synchronously rotate with the sediment removal shaft; a driving gear is arranged on an output shaft of the sediment removal motor; the driving gear has a first state in which the driving gear is engaged with the inner gear, and a second state in which the driving gear is engaged with the outer gear; and a driving device for driving the driving gear to switch between the first state and the second state is arranged in the sediment removal box. In use, the driving gear of the sediment removal motor is engaged with the outer gear, the sediment removal motor drives the sediment removal shaft to rotate to clean a pipeline; when a sediment removal plate is blocked, the driving device drives the driving gear to move, the driving gear is switched into the second state, and in this time, the sediment removal shaft rotates reversely, the sediment removal shaft exits the blocking state, the sediment removal efficiency is improved, and the adaptability of the sediment removal device is improved.

The invention relates to the manufacturing field of the sewage pipeline dredging machine, and in particular to an intelligent multifunction combined suction sewage truck, which mainly comprises a vacuum device (4), a high-pressure flushing device (5) and a sewage circulating device (6), wherein the sewage circulating device (6) comprises a clean water tank (7), a mud tank (8), a rotation suspension arm (9), a filter plate assembly (15), a physical filter (16), a whirlwind filter cylinder (17) and a whirlwind filter (19). When swage is sucked into the mud tank (8), the sewage is blocked by the filter plate assembly (15) on the rear end of the mud tank (18), then sewage enters the rotation filter cylinder (17), so the sewage and the mud are further separated with a centrifugal way, and finally the sewage enters the physical filter (16) to be finally filtered with a precipitation filtering way. The intelligent multifunction combined suction sewage truck can simultaneously carry out the vacuum sewage suction, high-pressure flushing and sewage circulation, can continuously work for long time, and has high working efficiency.

A washing machine having a water supply unit provided with a branch pipe. The washing machine includes a main body, a tub provided within the main body, a water supply hose connected to a water supply source to supply water to the tub, the water supply unit including channels defined by at least one inlet and at least one outlet and at least one structure discriminated from the channels, at least one of the at least one inlet and the at least one outlet being connected to the water supply hose, and a branch pipe provided on the water supply unit to allow a portion of water introduced into the water supply unit to branch off and be discharged to the outside of the water supply unit.

The invention discloses a novel storm sewage buoyancy cut-off device. An urban storm sewage pipeline is not required to be modified in a large scale, the prior storm sewage pipeline is utilized completely, and the storm sewage cut-off is achieved without external force and manual maintenance. The device comprises a cut-off device base which is fixed on a cutting channel, wherein a water outlet hole is arranged on the base, a connecting plate is fixed on the base through a shaft, a cut-off flashboard is fixed at one end of the connecting plate, a floating barrel is fixed at the other end of the connecting plate, a positioning pin is arranged on the base, a positioning slot is arranged on the connecting plate, and the positioning pin is located in the positioning slot. By the aid of the principle of buoyancy, the storm sewage cut-off is achieved through the height of the liquid level, the device can replace the flashboard, and the embedded structure of the storm sewage pipeline is solved effectively. The device is good in cut-off effect, free from manual, mechanical and electric control and maintenance, suitable to cut-off of the urban storm sewage pipeline and wide in market prospect.

A sewer cleanout level indicator for use with a retrofitted conventional sewer cleanout cap. The indicator provides a visual indication of whether a sewer lateral line is blocked on the residential or private side, or the government side. The indicator includes an elongated tubular member which is slidably received by the retrofitted conventional sewer cleanout cap. The tubular member has an upper end having a circular cap attached thereto. The circular cap has a flexibly-compressible annular flange contiguously carried therebelow. A bulbous float is fixedly attached to the lower end of the tubular member. The float is responsive to a change in a level of fluid or waste water present within the cleanout riser of a conventional sewer lateral line.

A sewage pipe alarm system includes a portable case seated exterior of the existing pipe. The system further includes a mechanism for detecting a blockage of fluid flow within the existing pipe by determining whether an internal water level within the existing pipe exceeds a threshold water level within the existing pipe. The system further includes a mechanism for notifying a user about the blockage of the existing pipe and a power supply source housed within the case. Such a power supply source is electrically coupled to the detecting mechanism and the notifying mechanism respectively.

This system will alert an occupant of a backup in the sewer or septic system and could be used in a residential or commercial structure. The system is affixed to a sewer waste line and includes a float device and a wireless alert device. When a backup occurs, the float will lift and break the magnetic connection between a magnet connected to the float and a sensor on the wireless alert device. This, in turn, will cause a chime or other alarm device to activate inside the structure, alerting the occupant of a backup. The alarm will enable the occupant to turn off or not use any items which use running water until the problem is resolved.

The invention provides a water conservancy project pipeline dredging device and a special dredging pipeline, belongs to the technical field of water conservancy projects, and aims to solve the problemof silt accumulation and blockage of the pipeline caused by silt accumulation in a water conservancy project pipeline. The water conservancy project pipeline dredging device comprises a driving base,a pipeline silt flushing device and a pipeline brushing device, wherein the outer wall of the driving base is provided with supporting rods, the supporting rods are provided with walking wheels, theinner portion of the driving base is provided with a driving motor, a speed reducer and a storage battery, an output end of the speed reducer is provided with a gear, the right side of the pipeline silt flushing device is provided with a sliding block and an inner gear ring, the sliding block cooperates with an annular sliding rail, the inner ring cooperates with the gear arranged on the output end of the speed reducer, the arranged pipeline silt flushing device achieves the rotation operation relative to the driving base, the outer wall of the pipeline silt flushing device is provided with the supporting rods, the supporting rods are provided with the walking wheels, and the left end of the pipeline silt flushing device is further provided with the pipeline brushing device. The water conservancy project pipeline dredging device and the special dredging pipeline has the advantages that the operation is flexible, and the maintenance is convenient.

To insert an instrument into a flow stream of a sewer pipe from the street, the instrument is fastened to a holder, which in turn is fastened to a portion of an expansion ring opposite its two opened edges. A cord is fastened to one of the edges of the expansion ring and passes over a curved post mounted to the other edge of the expansion ring and extended upwardly in a direction parallel to the edges of the expansion ring so that it can be pulled to compress the expansion ring to a small diameter cylinder and released to expand it against the wall of a pipe. A post is mounted to the expansion ring to permit a long tool to grip the post and move the expansion ring into a sewer pipe where it is expanded and released.

The invention discloses an underground pipeline dredging method. The underground pipeline dredging method is characterized in that sludge in a pipeline is gathered to a designated position through a pipeline dredging device and then removed out of the pipeline through external force. By means of the underground pipeline dredging method, the dredging effect of the pipeline can be effectively improved, the amount of sludge in the pipeline is greatly lowered, the occurrence ratio of sludge in the pipeline is controlled below 5%, smoothness of the pipeline is ensured, and drainage efficiency of an urban drainage system is improved.

The present invention relates to a bypass device for bypassing a sewer where it exits a building. The device comprises a pass through pipe having one or more compression rings which expand under compression to seal the hollow pipe in place in a pipe exiting to a sewer.

The invention relates to the technical field of silt cleaning equipment, in particular to a water discharge pipeline cleaning device. The water discharge pipeline cleaning device is mainly characterized by comprising a water discharge pipeline, wherein the water discharging pipeline is respectively provided with a water inlet and a water outlet; the water discharge pipeline is glidingly and movably connected with a mud scraping assembly and a driving trolley; the mud scraping assembly is connected with the driving trolley; a driving element is arranged on the driving trolley; the mud scrapingassembly comprises a fixing block, a scraper base, a telescopic mechanism and a scraping tool; the fixing block is rotationally provided with a rotating shaft; the scraper base is arranged on the rotating shaft; a torsional spring is sleeved and connected onto the rotating shaft; the scraping tool is connected with the scraper base through the telescopic mechanism; a first winding assembly and a pull rope are arranged in the water outlet position; the fixing block is provided with a second winding assembly and a steel wire rope; when the scraping tool rotates to a first angle, the scraping tool can rotate to clean silt; when the scraping tool rotates to the second angle, the scraping tool can rotate to extend out of the water inlet. The device has the advantages that the automatic cleaningdegree of the water discharge pipeline is improved; the silt cleaning efficiency is further improved.

Methods, systems and devices for a check valve for deterring intrusion into downspouts include a body member having at least a first orifice and are configured to mount on a downspout, where the downspout is adapted to promote fluid flow in a single direction. Pivotably mounted on the body members are various valve members. The mounting arrangement can provide a closed position that substantially occludes the first orifice and a range of open positions when the valve member is pivoted with respect to the body member to open in the flow direction. In addition, at least one additional orifice can be provided in either the body member or the valve member to permit fluid flow irrespective of the position of the valve member.

The invention discloses an underground pipeline dredging mechanism and a pipeline dredging method of the underground pipeline dredging mechanism. The underground pipeline dredging mechanism comprises a first operating well and a second operating well, wherein a first traction winch is arranged on a well mouth of the first operating well; a second traction winch is arranged on the well mouth of the second operating well; a first deflecting pulley group is arranged on a position where the first operating well is intersected with the underground pipeline; a second deflecting pulley group is arranged on a position where the second operating well is intersected with the underground pipeline; a movable type submersible sewage pump is placed in a to-be-dredged section of the underground pipeline and is respectively provided with a first traction structure and a second traction structure at two ends; a first pulling rope is arranged on the first traction structure at the first end of movable type submersible sewage pump; the first pulling rope passes through the first deflecting pulley group and is connected to a roller of the first traction winch; a second pulling rope is arranged on the second traction structure at the second end of the movable type submersible sewage pump; the second pulling rope passes through the second deflecting pulley group and is connected onto the second traction winch. The underground pipeline dredging mechanism has the characteristics of safety and high efficiency.