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15 results about "Water seepage" patented technology

This water seepage normally occurs when there are cracks in your foundation, or when a lack of effective exterior waterproofing causes water to collect near your foundation. The underlying cause of water seepage may be related to poor drainage, but it can also be related to foundation damage.

Ecological slope protection structure for ion rare earth mine

ActiveCN105862887AEasy constructionLow costExcavationsVegetative propogationRare earthLandslide
The invention relates to an ecological slope protection structure for an ion rare earth mine. The ecological slope protection structure is characterized in that bamboo frames are distributed on an inclined slope surface of a side slope and are pressed into soil; each bamboo frame is prepared from bamboo frame strips in longitudinal and horizontal directions through fixing together, and the bamboo frame strips with upward concave surfaces are distributed on the inclined slope surface of the side slope; through holes are formed in the bamboo frame strips, and drain pipes are distributed at the through holes and inserted into the soil of the inclined slope surface of the side slope; slope base drainage ditches are distributed at the bottom of the inclined slope surface of the side slope, and side drainage ditches are distributed on the upper, left and right edges of the inclined slope surface of the side slope and communicate with the slope base drainage ditches; trees are planted on the step-slope leveled land; bamboo piles are beaten into the inclined slope surface of the side slope, the slope base and the step-slope leveled land respectively; a first section of bamboo joint is reserved at the upper part of each bamboo pile, an ecological planting bag is arranged in the bamboo pile above the first section of bamboo joint, and water seepage holes are formed in the bamboo pile walls; each ecological planting bag is formed by wrapping a grass seed base material into geotechnical cloth. The ecological slope protection structure can be used for preventing and controlling side slope landslide, is low in construction cost, and realizes ecological and environmental protection.
Owner:JIANGXI UNIV OF SCI & TECH

Ground water seepage coefficient testing device

ActiveCN102410977ASimple structureLow costPermeability/surface area analysisOsmotic coefficientData acquisition
The invention relates to a ground water seepage coefficient testing device, belongs to the field of hydraulic engineering, and the IPC(international patent classification) number is E02B 1 / 00. The testing device provided by the invention comprises a operation control system, a water level sensor, a flow sensor, an on-line monitoring control device, a data acquisition system and a water pump for pumping water, wherein the water pump for pumping water is positioned under the water level sensor, and the flow sensor is connected with the water pump for pumping water through a system connection valve. In the testing process, the water pump for pumping water is started, and the groundwater on-line water level sensor and a water pump effluent water flow sensor 7 are started at the same time, then the data acquisition system automatically records water level and water flow in real time so as to obtain pumped water amount of the water pump and corresponding data on groundwater level drawdown, thereby calculating seepage coefficient and other hydrogeological parameters of a corresponding aquifer. The device disclosed by the invention is suitable for various ground water seepage coefficient tests, can accurately reflect the geohydrological conditions of the aquifer, thus improving the equipment level in the field of groundwater environment in China.
Owner:BEIJING WATER SCI & TECH INST

Construction method, hoisting tool, location tire and location support for installing comb-tooth-shaped expansion joint

ActiveCN102926322AAccurate locationImprove surrounding flatnessBridge structural detailsSocial benefitsVehicle frame
The invention relates to a construction method for installing a comb-tooth-shaped expansion joint. The construction method is characterized by comprising the following steps of conducting construction preparation-conducting pitch removal-machining an anchor bolt group-installing the anchor bolt group-erecting an inner template-pouring concrete below a comb plate-installing the comb plate-pouring the concrete on two sides of the comb plate-maintaining-conducting acceptance checks. A movable type lifting tool comprises a frame installed on a traveling wheel, the front end of the frame is connected with a strong electromagnet controlled by a positive and negative switch through a lifting rope, and the strong electromagnet can adsorb and carry the comb plate with a smooth surface. Compared with a traditional process, the construction method can effectively solve quality defects such as expansion joint cracking, sedimentation, water seepage, tripping while traveling and abnormal sounds, simultaneously improves work efficiency and shortens a construction period. The construction method has good social benefits and economic benefits, has wide application spaces in an installing project of the comb-tooth expansion joint and has promotional values.
Owner:JINAN URBAN CONSTR GRP

Hydraulic geotextile bag dewatering box

InactiveCN104860502AImprove dehydration effectImprove dehydration efficiencySludge treatment by de-watering/drying/thickeningSludgeWater quality
The invention relates to a hydraulic geotextile bag dewatering box. A water seepage tank is formed among platform brackets or separator plates arranged on the bottom layer of the dewatering box; a dewatering bag is flat laid on the platform brackets or the separator plates; a hydraulic bag is flat laid on the dewatering bag; a mud injection opening is formed in the dewatering bag; a water inlet is formed in the hydraulic bag; a water outlet is formed in the water seepage tank; the water inlet of the hydraulic bag is connected with the water outlet of the water seepage tank through a pipe and a water pump. The dewatering box can complete the dewatering process on the water desilting site, and can effectively solve the transport and subsequent disposal problems caused by high moisture content of sludge. According to the invention, the dewatering effect of the geotextile bag is strengthened by using the dewatering box body and the hydraulic function, and the equipment structure and dewatering process are described; the method and equipment can effectively improve the dewatering efficiency of the geotextile bag, reduce the operation time, effectively improve the quality of separated water, and reduce the secondary pollution; the equipment can also be used for dewatering sewage sludge, building mud, bean dregs and other materials.
Owner:天津市海顺交通工程设计有限公司 +1

Biological detention pond for improving ability of nitrogen and phosphorus removal

InactiveCN109809632AEfficient removalIncrease seepage pathWater contaminantsMultistage water/sewage treatmentNitrogen removalNitrogen
The invention provides a biological detention pond for improving the ability of nitrogen and phosphorus removal. The biological detention pond includes a water reserve and a detention pond body structure arranged on the lower part of the water reserve, the detention pond body structure includes a planting soil layer, a packing area and a pebble bed from top to bottom, wherein the packing area is internally provided with a plurality of layers of impermeable geotechnical cloths, the detention pond body structure is divided into a plurality of layers of corridors, one ends of the impermeable geotechnical cloths are connected to the inner wall of the detention pond body structure, the other ends of the impermeable geotechnical cloths are free ends, a serpentine water seepage passageway is formed among the multiple layers of corridors, and the multiple layers of corridors are filled with different fillers correspondingly; and the pebble bed communicates with the water seepage passageway, and a perforated drainage pipe is arranged in the pebble bed. According to the biological detention pond for improving the ability of nitrogen and phosphorus removal, through design of the multiple layers of corridors, the hydraulic retention time of rainwater in the detention pond can be increased, phosphorus removal is facilitated, entering of oxygen can be isolated, an anoxic zone and an anaerobic zone are arranged on the lower part of the biological detention pond, and nitrogen removal is facilitated.
Owner:JIANGSU UNIV

Ecological system for recycling domestic sewage of apartment

InactiveCN106638821AEfficient use ofEfficient and economical effectDomestic plumbingWater supply installationData informationEngineering
The invention discloses an ecological system for recycling domestic sewage of an apartment. A purified water collecting device is arranged on a lower layer of the ecological system; a sewage temporary storage device is arranged on an upper layer of the ecological system; an intermediate layer of the ecological system is a purified layer; a water supplying pressure pump is arranged on the ecological system. The ecological system disclosed by the invention has the beneficial effects of simple structure, good stress performance and simplicity and convenience in processing; collection and treatment of the domestic sewage are finished, and the cost of building equipment is reduced; water resources are saved, and are sufficiently utilized; the domestic sewage can achieve the aim of recycling, and is quickly collected in a large amount; the sewage temporary storage device can be used for quickly collecting and storing the domestic sewage by a water delivery pipe; the domestic sewage is subjected to water seepage and water purification for a period of following-up time; meanwhile, a real-time monitoring system provides scientific data information for maintaining an ecological engineering system and detecting the effectiveness; the effects of efficiently utilizing the domestic sewage, reducing the water supplying pressure and saving the water resources are realized.
Owner:SHENYANG JIANZHU UNIVERSITY

Sewer pipe seal joint

InactiveCN105179839AImprove sealingReduce manufacturing costSleeve/socket jointsLower limitSewage
The invention discloses a sewer pipe seal joint. The sewer pipe seal joint comprises a pipe joint. The top and the bottom of the pipe joint are connected with an upper limiting ring and a lower limiting ring respectively, and the upper limiting ring and the lower limiting ring are both connected to the pipe joint in a sealing manner. A convex ring is installed in the upper limiting ring, the upper surface of the convex ring is connected with the upper limiting ring in a sealing manner, and the lower surface of the convex ring is connected with a U-shaped pipe body. The top of the U-shaped pipe body is connected with the upper limiting ring in a sealing manner, and the bottom of the U-shaped pipe body penetrates the upper limiting ring and the pipe joint to be communicated with an opening in the bottom of the pipe joint. A stop piece is installed on one side face of the U-shaped pipe body and fixed to the U-shaped pipe body. A water seepage gasket is connected between the pipe joint and the lower limiting ring. The sewer pipe seal joint has good limiting performance and strong sealing performance, can prevent seepage from occurring easily and effectively prevent sewage from being drained and is high in structural strength, good in protection effect, not prone to damage, low in production cost and capable of being better used for sealing water pipes.
Owner:刘伟 +2

Energy-saving environment-friendly high-strength fast permeable concrete and preparation method thereof

PendingCN114230242ASimple structureIncrease usage intensityCement productionCeramicwareStructural engineeringHoneycomb like
The invention discloses energy-saving and environment-friendly high-strength fast-permeable concrete and a preparation method thereof.The energy-saving and environment-friendly high-strength fast-permeable concrete is prepared from 25%-35% of natural rock particles, 15%-20% of ceramsite aggregate, 7%-15% of sinking beads, 5%-10% of cementing materials, 5%-10% of silica powder, 5%-10% of water and 5%-10% of reinforced cement materials; based on the total weight of the concrete, the proportion of the cementing material is 10-16%, the proportion of the silica powder is 8-15%, the proportion of the water is 10-20%, and the proportion of the reinforced cement material is 15-25%. According to the energy-saving and environment-friendly high-strength quick-permeable concrete and the preparation method thereof, the quick-permeable honeycomb structure and the reinforced cement material are arranged, so that the energy-saving and environment-friendly high-strength quick-permeable concrete has a certain void ratio, can achieve the effects of water drainage, skid resistance, sound absorption, noise reduction and water seepage, improves the water permeability and air permeability, can also improve the use strength of cement, and is suitable for being used in a large scale. The concrete has good high temperature resistance and fire resistance and is more convenient to form, and the use strength of the concrete is improved.
Owner:扬州通惠系统集成科技有限公司
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