1205results about "Sewer systems" patented technology

An autonomous inspector mobile platform robot that is used to inspect a pipe or network of pipes. The robot includes a locomotion device that enables the device to autonomously progress through the pipe and accurately track its pose and odometry during movement. At the same time, image data is autonomously captured to detail the interior portions of the pipe. Images are taken at periodic intervals using a wide angle lens, and additional video images may be captured at locations of interest. Either onboard or offboard the device, each captured image is unwarped (if necessary) and combined with images of adjacent pipe sections to create a complete image of the interior features of the inspected pipe. Optional features include additional sensors and measurement devices, various communications systems to communicate with an end node or the surface, and / or image compression software.

A system comprises: (a) an imaging system having an imaging device for transmitting an electrical signal corresponding to an area being imaged, and magnification functionality adapted to magnify the imaged area; (b) a portable support system for supporting the imaging system having a power supply for supplying power to the imaging system, at least one controller for controlling the zooming functionality of the imaging device, and an image output device; and (c) a positioning system for positioning the imaging system independently of the support system; and a method of using the same which comprising: (a) positioning the imaging system independently of the support system such that a target area is in the field of view of said imaging system while at a first magnification level; (b) imaging the area at a second magnification level greater than the first magnification level; and (c) outputting an image of the area.

An autonomous inspector mobile platform robot that is used to inspect a pipe or network of pipes. The robot includes a locomotion device that enables the device to autonomously progress through the pipe and accurately track its pose and odometry during movement. At the same time, image data is autonomously captured to detail the interior portions of the pipe. Images are taken at periodic intervals using a wide angle lens, and additional video images may be captured at locations of interest. Either onboard or offboard the device, each captured image is unwarped (if necessary) and combined with images of adjacent pipe sections to create a complete image of the interior features of the inspected pipe. Optional features include additional sensors and measurement devices, various communications systems to communicate with an end node or the surface, and / or image compression software.

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.

A method for selectively generating electrical power by using waste water gravity flow to generate electrical power includes attaching ends of a water flow diversion pipe to a waste water pipe. At least some of the waste water flowing by gravity through the waste water pipe is diverted into and through the diversion pipe and back into the waste water pipe. An electrical power generator is driven to generate electrical power in response to the waste water flowing through the diversion pipe. At least a portion of the electrical power generated by the at least one electrical power generator is stored and can be tapped later to supplement the output of the electrical power generator.

A system comprises a plurality of sensors disposed at predetermined locations in a fluid distribution network and a server receiving sensor data from the sensors indicative of at least one predetermined characteristic of flow through the network, the server comparing the sensor data to stored data to determine an existence of a problem condition in the network and, when a problem condition is determined to exist, executing a predetermined response procedure.

A process for maintaining an area using a non-invasive inspection device, the inspection device comprising at least: an imaging system having an adjustable field of view and an imaging device for transmitting an electrical signal corresponding to an area within the field of view; a portable support system operatively connected to the imaging system and adapted to provide functional support to the imaging system; and a positioning system connected to the imaging system and adapted for moving the imaging system independently of the portable support system; the process comprising: (a) positioning the imaging system independently of the support system such that a target area is in the field of view while at a first magnification level; (b) imaging a the target area at a second magnification level greater than the first magnification level; (c) outputting an image of the target area; (d) evaluating the image to determine whether the target area is acceptable or whether an invasive procedure needs to be performed; and (e) performing the invasive procedure on the target area if needed.

A system comprises a plurality of sensors disposed at predetermined locations in a fluid distribution network and a server receiving sensor data from the sensors indicative of at least one predetermined characteristic of flow through the network, the server comparing the sensor data to stored data to determine an existence of a problem condition in the network and, when a problem condition is determined to exist, executing a predetermined response procedure.

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.

A flow imaging and monitoring system for synchronized management of wide area drainage that includes an interposer for supporting monitoring and management equipment in a manhole, a module for illuminating water flowing in pipes at the base of the manhole, a module for monitoring responses to reflected light, a sealed and rechargeable battery pack, and a data analysis and management system to interpret data streams in real time. The interposer can be adjusted to fit the diameter of the manhole and can be adjusted to be placed under the manhole cover. The module for illuminating the flowing water can be adjusted to generate various frequencies. The support structures for the modules can be adjusted for varying pitch, roll and yaw with respect to the manhole. The data analysis and management system is supported by cloud computing.

A system that prevents the backflow of fluid is disclosed. The system comprises a housing, two rubber flaps that are attached in such a way to create a one-way valve, and a water sensor. The flaps are anchored to the inside of the housing and open due to the force of fluid flowing in one direction. Fluid flowing in the opposite direction presses the ends of the flaps against each other, thus closing the valve and preventing water from backflowing through the system. A water sensor, mounted within the housing, is activated when a backflow fills the housing, thus providing an alarm to indicate a backflow event has occurred.

A method for monitoring, controlling, and recording performance of a storm water runoff network includes receiving, by a storm water management component, environmental data associated with a storage node. The method includes analyzing, by the storm water management component, the received environmental data. The method includes modifying, by the storm water management component, an operation of the storage node, responsive to the analysis. The method includes modifying, by the storm water management component, a state of a valve in the storage node, responsive to the analysis. The method includes modifying, by the storm water management component, a state of a pump in the storage node, responsive to the analysis. The method includes modifying, by the storm water management component, a state of a gate in the storage node, responsive to the analysis.

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.

A process for maintaining an area using a non-invasive inspection device, the inspection device comprising at least: an imaging system having an adjustable field of view and an imaging device for transmitting an electrical signal corresponding to an area within the field of view; a portable support system operatively connected to the imaging system and adapted to provide functional support to the imaging system; and a positioning system connected to the imaging system and adapted for moving the imaging system independently of the portable support system; the process comprising: (a) positioning the imaging system independently of the support system such that a target area is in the field of view while at a first magnification level; (b) imaging a the target area at a second magnification level greater than the first magnification level; (c) outputting an image of the target area; (d) evaluating the image to determine whether the target area is acceptable or whether an invasive procedure needs to be performed; and (e) performing the invasive procedure on the target area if needed.

A flow imaging and monitoring system for synchronized management of wide area drainage that includes an interposer for supporting monitoring and management equipment in a manhole, a module for illuminating water flowing in pipes at the base of the manhole, a module for monitoring responses to reflected light, a sealed and rechargeable battery pack, and a data analysis and management system to interpret data streams in real time. The interposer can be adjusted to fit the diameter of the manhole and can be adjusted to be placed under the manhole cover. The module for illuminating the flowing water can be adjusted to generate various frequencies. The support structures for the modules can be adjusted for varying pitch, roll and yaw with respect to the manhole. The data analysis and management system is supported by cloud computing.

A vacuum truck has a cylindrical tank which can be pivoted to discharge through a rear door is arranged for transporting collected solids while liquid is extracted and returned. Two tank extraction outlets in the top wall at the front and rear are connected to the vacuum pump and each includes a float valve ball contained in a receptacle above the top wall as to allow the tank to be filled to the top wall. For separating the materials into liquid which is pumped away and solids for transportation, the tank includes a generally upstanding dividing wall across the tank having a bottom wall portion, which can pivot away as the tank is tilted, and has a top edge defining a weir over which liquid can flow into the liquid collection area, and an upper screening section defined by a support screen and a hanging chain curtain in front of the screen.

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 invention discloses a crawler belt type dredging robot, and belongs to the technical field of environmental protection equipment. The crawler belt type dredging robot includes a dredging reamer device, a turnover mechanism, a double-arm pushing mechanism, a dredging robot body and a hydraulic system. An overturning hydraulic cylinder drives a bucket to turn over downward, the turn-over angle of the overturning hydraulic cylinder is set to be 35 degrees, and it is ensured that after dredging, residual sludge of the bucket can smoothly fall down. Big connection beams are connected with a left walking crawler belt and a right walking crawler belt respectively, at the same time, a base is provided for four supporting square steels, the speed of a walking motor is controlled by controllingthe displacement of a valve element of a load-sensitive proportional multi-way valve, a synchronous motor ensures synchronous advancing of the crawler belts, two-way electromagnetic throttles ensure left turning and right turning of the walking motor, and thus the walking crawler belts can stably walk. The robot is simple and reliable in structure, at the same time, sludge is conveyed efficiently,the dredging efficiency is largely improved, the robot can be suitable for dredging tasks of drainage pipelines large in pipe diameter and box culverts, and the problem that at present, the dredgingprocesses of existing drainage pipelines large in pipe diameter and existing box culverts are difficult is solved.

A spray nozzle with a camera comprising: (a) a nozzle having an adapter for attaching a hose and one or more jets; and (b) a camera operatively connected to said nozzle, said camera comprising at least: (i) a water-proof housing having a transparent window on one end of said housing, said housing being configured for attachment to said nozzle; (ii) an imaging device in said housing with a field of view through said window; (iii) one or more lamps to illuminate at least a portion of said field of view; and (iv) a memory device operatively connected to said imaging device.

A method for retrieving predetermined locations in sewer and pipeline systems after application or deposition of a layer of material. A carrier vehicle having a microwave sensor emits microwave signals and receives backscattered microwave signals. A first run is conducted inside the sewer or pipeline system before application or deposition of the layer of material. A first temporal signal profile of the backscattered microwave signals is recorded and the sought locations are marked in the first signal profile. After the application or deposition of the layer of material, a second run is conducted. A second temporal signal profile of the backscattered signals is recorded. The current position of the vehicle in the sewer or pipeline system relative to the sought locations is determined by comparison with the first signal profile.

The invention provides an environment friendly underwater dredging vehicle for channels; the environment friendly underwater dredging vehicle comprises a vehicle body and a walking mechanism, wherein a dredging working mechanism is mounted at the front end of the vehicle body; a sealed cabin is mounted on the vehicle body; the dredging working mechanism comprises a mud cutting component and a mud pump; an input end of the mud pump is arranged on the mud cutting component; an output end of the mud pump is connected with a mud discharging pipe; a driving device and a main controller are mounted in the sealed cabin; the walking mechanism is connected with the driving device in a transmission way; the main controller comprises a signal transmission device and is in communication connection with a remote control device by the signal transmission device; the mud pump and the driving device are respectively connected with the main controller and used for acting according to a control signal output by the main controller; the environment friendly underwater dredging vehicle further comprises a buoy which is relatively fixed together with the vehicle body; the buoy is connected with a gas pump by a gas conveying pipe; a control valve is arranged on the gas conveying pipe; and the gas pump and the control valve are connected with the main controller and used for acting according to a control signal output by the main controller. Through the adoption of the environment friendly underwater dredging vehicle provided by the invention, water bottom mud can be cleanly and efficiently removed under environments, such as urban rivers, box culverts, industrial water pools, irrigation canals and ditches, covered channel and so on.

A block unit for repairing flow passage facilities is provided for permitting a desired repair operation. A method of repairing flow passage facilities using the block unit is also provided. The block unit includes an inner plate defining an inner surface, an outer plate disposed along a peripheral edge of the inner plate, and a plurality of reinforcing ribs for reinforcing the inner plate and the outer plate. The block units adjoining in a circumferential direction are joined together with bolts inserted through both circumferential end faces of each the block unit and nuts fitted on the bolts to form a short tube within a flow passage. The short tubes are connected in a longitudinal direction to form a continuous tubular assembly having an outer diameter smaller than an inner diameter of the flow passage. A grout material is injected into a clearance space formed between the tubular assembly and the flow passage.