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156results about How to "Avoid the stench" patented technology

Synergistically-effective composition of zinc ricinoleate and one or more substituted monocyclic organic compounds and use thereof for preventing and/or suppressing malodors

InactiveUS20050106192A1Eliminate perceptionReduction of perceptionCosmetic preparationsToilet preparationsPolymer scienceEthyl group
Described are synergistically-effective compositions consisting essentially of zinc ricinoleate or solutions thereof and one or more of the substituted monocyclic organic compounds: 1-cyclohexylethan-1-yl butyrate; 1-cyclohexylethan-1-yl acetate; 1-cyclohexylethan-1-ol; 1-(4′-methylethyl)cyclohexylethan-1-yl propionate; and / or 2′-hydroxy-1′-ethyl(2-phenoxy)acetate and uses of same and compositions containing same for preventing and / or suppressing malodors. Also described for the purpose of application to an inanimate laminar substantially solid surface are malodor-suppressing composition-containing stick articles containing an ester-terminated polyamide or an amide-terminated polyamide structural support polymer in combination with the aforementioned synergistically-effective zinc ricinoleate-substituted monocyclic organic compound composition. Also described is a package for conveniently handling the aforementioned stick article.
Owner:INTERNATIONAL FLAVORS & FRAGRANCES

Spray-proof, olid-resistant, anti-sticking automatic foaming powder when wets for toilets

The invention provides a spray-proof, olid-resistant, anti-sticking automatic foaming powder when wets for toilets, wherein a plenty of abundant, stable and intensive bubbles are generated automatically and instantly when wets; a half-life period of bubbles breaking is more than 5 minutes; automatic foaming powder disclosed by the invention is used for solving problems that excreta is fallen so as to splash water to smear bodies when people go to bathroom, stinking smell assaults nostrils and excrement is attached to an inner wall easily; simultaneously, the automatic foaming powder has functions of sterilization and odor eradication; and the automatic foaming powder is composed of 7-13.8 parts of foaming raw material, 1.5-6.5 parts of anionic surfactant, 0-5.8 parts of a complexing agent, 0.2-1.2 parts of a foam stabilizing agent, 0.2-1.2 parts of adhesive, and 0.01-0.1 part of a lubricating agent (by weight ); or 0.01-0.5 parts of sterilizing preservative, 0.05-0.5 part of spice and 0.02-0.2 part of pigment are added again; the spice and the pigment enable noses and eyes of people to have new feeling; single-time independent packages are used; so that sanitary, healthy, and new life is opened up.
Owner:王国松

Method for preparing ecological organic fertilizer from organic waste

The invention relates to a method for preparing an ecological organic fertilizer from organic waste. The method comprises the following steps of putting the organic waste of which the moisture content is within 95% into a subcritical water reaction kettle, adding biomass which is 0-10% of the organic waste, feeding NaOH to the reaction kettle to adjust the pH to 7.5-8.5; leading steam into the reaction kettle, adjusting the temperature to 150-300 DEG C and the pressure to 0.5-5.0MPa to react for 15-60 minutes; baking or dewatering the product until the moisture content is 50-65%; feeding a microbial agent which is 0.5-1% of weight of the product to the baked or dewatered product; evenly mixing and then piling, heating the pile to 60-70 DEG C after 2-3 days to be stable, and carrying out heat preservation at 55-65 DEG C to maintain for 5-7 days, and turning when the temperature exceeds 65 DEG C and preparing the product until the temperature is not changed. By adopting the method, the limitation of the traditional aerobic fermentation is broken through; pathogene can be thoroughly killed; no bad smell or heavy metal pollution appears; the treatment cost is reduced; the treatment efficiency is improved; and the highest target of resource utilization of the organic waste is achieved.
Owner:ROAD ENVIRONMENT TECH

Process method and process system for preparing solid fuel through biomass and sludge

The invention discloses a process method and a process system for preparing solid fuel through biomass and sludge. The method comprises the step of mixing biomass dried raw materials with sludge dried raw materials which are aired, ground and dried to obtain the solid fuel, wherein sludge airing energy is one or the combination of any two or three of solar energy, waste gas generated by drying sludge raw materials and high-temperature fume generated by combusting the solid fuel, and sludge raw material drying energy is high-temperature and high-pressure steam generated by combusting the solid fuel. The system comprises a raw material treatment system, a molding system and a boiler system, wherein the raw material treatment system and the boiler system transfer heat energy to each other through first, second and third gas delivery pipelines. According to the method, the cost is low, the effect is good, environmental protection is realized and the solid fuel is suitable for large-scale production. The system is resource-saving and stable to operate.
Owner:东莞市图美环保科技有限公司

Garbage collection management method and system, storage medium and control terminal

InactiveCN110766261AClean up with purposeAvoid the stenchResourcesGarbage collectionDatabase
The invention discloses a garbage collection management method and system, a storage medium and a control terminal. The garbage collection management method solves the problem of low clearing and transporting efficiency of a timing and quantitative working mode, and is characterized by comprising the following steps: acquiring overflow degree information of a garbage can; sorting from high to lowaccording to the overflow degree information to form overflow sorting information corresponding to overflow conditions of all the garbage cans; taking the garbage can position corresponding to the overflow degree information with the highest overflow degree in the overflow sequencing information as an end point, and taking the current position of the clearing and transporting vehicle as a startingpoint to plan and form clearing and transporting route information; and sequentially clearing all storage points on the current clearing and transporting route information until all clearing and transporting tasks are completed, and re-planning the clearing and transporting route information by the clearing and transporting vehicle. The garbage collection management method plans a clearing and transporting route according to the overflowing condition of the garbage, can dump garbage as much as possible in each planned clearing and transporting route, can improve the clearing and transportingefficiency, and meanwhile avoids the situation that overflowed garbage is not dumped for a long time, and consequently peculiar smells are generated.
Owner:深圳市思拓通信系统有限公司

Animal litter

The present invention provides a toilet sand used for toilet for animals, suppressing occurrence of odor emitted by excrement left in the toilet sand and a toilet using the sand. The toilet sand for animals is constituted of a plurality of particulates and is equipped with a place 20 having water repellency and a place 30 having a water-absorbing property in a part of the surface.
Owner:UNI CHARM CORP

Intelligent closestool control system and method, and intelligent closestool

The invention discloses an intelligent closestool control system and method, and an intelligent closestool. The system comprises a control module, an induction device and a detection device; the induction device comprises a first induction module and a second induction module, wherein the first induction module is used for inducing whether a person is close to or far away from the closestool or not; the second induction module is used for generating an induction signal when a corresponding part of a human body is close to the closestool; the detection device comprises a first detector and a second detector, wherein the first detector is used for detecting whether a seat ring is opened or not; the second detector is used for detecting whether an upper cover is opened or not; the first induction module, the second induction module, the first detector and the second detector are respectively connected with the control module; the control module is used for controlling a turnover cover executing mechanism to put down the upper cover or opening the upper cover when the upper cover is not opened according to a signal of the first induction module; the control module is used for controlling a washing executing mechanism to execute washing or controlling the turnover cover executing mechanism to open the seat ring according to the signal of the second induction module and the state of the seat ring. The intelligent closestool control system and method, and the intelligent closestool disclosed by the invention are free from hand contact operation in the whole process, so that the bacterial infection is avoided, and the use is convenient.
Owner:XIAMEN KEMU INTELLIGENT TECH

Method for producing organic fertilizer by processing waste tobacco leaves in field

The invention relates to a method for producing an organic fertilizer by processing waste tobacco leaves in the field, which comprises the following steps: firstly, preparing a fermentation bacterial agent by utilizing fresh horse manure, wheat straws, the waste tobacco leaves and the like; and performing compost treatment on the waste tobacco leaves by utilizing the fermentation bacterial agent to produce the organic fertilizer. According to the invention, time of processing the fresh waste tobacco leaves in the field is short; processing on the fresh waste tobacco leaves in the field can be completed in 60 to 90 days; stink and waste liquid which are generated due to natural rot of the fresh waste tobacco leaves in the field can be avoided; and in the treatment process, the high temperature period in which the temperature of materials is higher than 60 DEG C is over 30 days, pathogenic microorganisms can be effectively killed and mycosis transmission generated caused by the fact that the wheat straws and the tobacco leaves are directly returned to the field is prevented. The method is implemented on site, simple to operate, labor-saving and low in cost and has strong practicality.
Owner:SOUTHWEST UNIVERSITY +2

Method of preparing preparation for promoting pollination and fruit setting of xeromorphic crop by Trichodermaharzianum solid fermentation

The invention discloses a preparation for promoting pollination and fruit setting of xeromorphic crop by Trichodermaharzianum solid fermentation, a method and application thereof. The method comprises the following steps of: (1) preparing a solid culture medium; (2) inoculating Trichodermaharzianum spores on the culture medium, and evenly stirring to obtain a fermentation basic material; (3) covering a plastic cloth on the fermentation basic material, inputting filtered air, fermenting for 5-7days at 26-30 DEG C, turning out the material in the fermentation process, changing the filtered air regularly, keeping the humidity at 72-78%; and (4) opening the plastic cloth, cooling to the room temperature, drying in the air, reducing the water content to 10-15%, drying, and grinding into particle fermented material which is the organic fertilizer for promoting the pollination and fruit setting of xeromorphic crop. The preparation can increase the yield of vegetables, corns, cucumbers and rice respectively by 20%, 15%, 28% and 5.3%; the solid fertilizer is additionally applied to increase the yield of wheat by more than 10% and double the yield of oil tea when the dosage of urea for eachmu of arable land is halved.
Owner:JINAN UNIVERSITY

Malodor reducing composition, fragrance composition and product comprising the same

The invention relates to a malodor reducing composition comprising:at least one of (A) phenylglycidate represented by the following formula (1):wherein R1 is a C1-C4 branched or linear alkyl group, R2 is hydrogen or methyl, and R3 is hydrogen, a C1-C4 branched or linear alkyl group or a methoxyl group;and (B) 1,2-diketone represented by the following formula (2) or (3):wherein R4, R5 and R7 are each independently, a C1-C5 linear or branched alkyl or alkenyl group, R6 is a (C1-C5) alkylidene, R4 and R5 may form a C4-C7 saturated or unsaturated alicyclic or hetrocyclic ring structure which may be mono-substituted or poly-substituted by (C1-C4) alkyl groups, and R6 and R7 may form a C4-C7 unsaturated, alicyclic or heterocyclic ring structure which may be mono-substituted or poly-substituted by (C1-C4) alkyl groups; and the weight ratio of the phenylglycidate (A) to the 1,2-diketone (B) being from 1:99 to 99:1. The invention also relates to the fragrance composition and consumer products containing this malodor reducing composition.
Owner:TAKASAGO INTERNATIONAL CORPORATION

Rainwater collection and reutilization system for modern residence and application method

The invention provides a rainwater collection and reutilization system for a modern residence and an application method. The system comprises a rainwater collection system body, a rainwater filtration system body, a rainwater sedimentation system body and a rainwater storage system body, the rainwater filtration system body comprises a filter basin, the filter basin is internally provided with a partition wall which separates the filter basin into two cavities, a filter hole communicating the two cavities is formed in the position, close to the bottom of the filter basin, of the partition wall, the two cavities are the first cavity and the second cavity respectively, and the second cavity is filled with cobblestones. The system is provided with the simulated ecological filtration system body, long-term filtration and impurity removal can be conducted, periodic replacement is not required, natural permeation and filtration are conducted by imitating an ecological system completely, the filtering effect is good, the traditional structure that sewage is arranged at the top, a filter layer is arranged in the middle, and filtered water is arranged at the bottom is changed, construction of the filter basin is more convenient, the problem that the intermediate filter layer is insufficient in bearing capacity is effectively solved, the side surface permeation mode is adopted, the filtering effect is good, and a filter screen is long in service life.
Owner:WEIFANG DACHUAN REAL ESTATE CO LTD

Treatment process of high-concentration pig farm wastewater

The invention relates to a treatment process of high-concentration pig farm wastewater. The processing process comprises the following steps of introducing the high-concentration pig farm wastewater into a regulating tank containing anaerobic bacteria, and carrying out primary anaerobic treatment on the wastewater; sequentially introducing the wastewater treated in the regulating tank into a screen filter tank and an acidifying slag storage tank, wherein the screen filter tank is connected with the acidifying slag storage tank through a sewage draining hole, and a sludge drying tank is arranged beside the acidifying slag storage tank; introducing the wastewater treated in the acidifying slag storage tank into a first-stage anaerobic tank and a second-stage anaerobic tank through a homogenizing tank; introducing the wastewater treated in the second-stage anaerobic tank into an SPR (surface plasma resonance) tank, wherein the SPR tank comprises an aerobic zone and anoxic zones, the aerobic zone is arranged at the middle of the SPR tank, and the anoxic zones are distributed around the aerobic zone; directly draining the wastewater treated in the SPR tank into a constructed wetland. According to the treatment process, the problems that the industrial wastewater of the pig farm is effluvial and is high in concentration of organic matters and ammonia nitrogen are solved, and the treated wastewater can be directly drained to the constructed wetland.
Owner:QINGDAO UNITED INNOVATION TECHN SERVICES PLATFORM

Method for preparing 1-aryl ethanesulfonic acid

The invention relates to a method for preparing 1-aryl ethanesulfonic acid, which comprises: reacting 1-aryl halo ethane with sodium disulfide in a solvent under a refluxing condition to obtain diaryldisulfide; and performing the oxidizing reaction of the diaryldisulfide and an oxidant to obtain the 1-aryl ethanesulfonic acid. The method provided by the invention has the advantages of simple operation, low cost, high yield and high purity and belongs to the field of organic synthesis.
Owner:HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY

Solidification and desiccation process of sludge

The invention discloses a sludge solidification and drying process. The specific steps are as follows: 1) put the raw sludge into a stirring dryer, and add 5% solidifying agent of the input amount of the raw sludge; 2) set the temperature of the stirring dryer 80-160°C, stirring for 2-3 hours to obtain granular sludge with a water content reduced to no more than 40%. The solidification and drying process of sludge disclosed in the technical solution of the present invention adopts chemical modification and solidification, plus low-temperature drying to treat sludge, which can effectively improve the efficiency of sludge drying. It has changed and has the characteristics of ordinary soil, and it will not reverse into sludge when it meets water. Due to the use of low-temperature drying, the stench produced by high temperature and the harmful gas such as dioxin produced by high-temperature incineration are avoided.
Owner:无锡市华东电力设备有限公司

Apparatus for removing residues in sewage

The invention discloses an apparatus for removing residues in sewage. The apparatus comprises a first dirt removing device used for removing residues in sewage and a second dirt removing device arranged below the first dirt removing device and used for removing floating impurities in sewage after residue removal by the first dirt removing device. The apparatus provided by the invention is simple in structure, can remove large solids, fiber residues and floating impurities in kitchen sewage, prevents too many impurities from flowing into a pipe network or a lower-grade oil-water treating apparatus, greatly reduces the burden of an oil-water separation filter core, decreases maintenance of the apparatus and improves work efficiency.
Owner:北京国资环境保护技术有限公司

Biological special fertilizer for tobacco and preparation method and application of biological special fertilizer

The invention discloses a biological special fertilizer for tobacco and a preparation method and application of the biological special fertilizer. The biological special fertilizer for tobacco comprises the following raw materials of tobacco stem biomass charcoal, amino acids, humic acid, fulvic acid, a cake fertilizer, bamboo vinegar, potassium sulphate, a composite microbial agent and charcoal energy extraction substances. The biological special fertilizer for tobacco has the functions of loosening soil, retaining water, keeping soil moisture and the like, and enables soil to be loose, and the fertilizer effects are long-lasting; besides, various nutrient elements are added, so that the tobacco can be well maintained healthy in the growth cycle, cell division and nutrient transformationof tobacco plants are intrinsically increased, sugar-alkali proportion balance of tobacco leaves is promoted, promotion of carbon metabolism and self resisting capacity of crops can be realized, growth declining tendency caused by factors of bad climate, soil hardening, undernutrition and the like can be quickly recovered, and promotion of tobacco plant quality is realized.
Owner:时科生物科技(上海)有限公司

Environment-friendly dredging device

The invention relates to an environment-friendly dredging device. A dredging unit comprises a silt loosening mechanism and a silt pump; a sludge separation unit comprises an outer box body, a first inner box body and a second inner box body which are arranged on a ship body; the sludge separation unit further comprises a dewatering box, and spiral blades are arranged in the dewatering box; the ship body is also provided with a water pump and a chemical tank, and a water inlet of the water pump extends into the bottom of the outer box body through a water pipe; deodorizing liquid is contained in the chemical tank, and a liquid outlet of the chemical tank extends into the bottom of the outer box body through a liquid outlet pipe; and the first inner box body, the second inner box body, a stirring paddle and the spiral blades are all driven to rotate through a transmission mechanism. The environment-friendly dredging device is capable of automatically removing silt at the river bottom orthe lake bottom, is also capable of filtering and dewatering the silt, and has the technical effects of simple operation, high working efficiency, energy conservation and environmental friendliness.
Owner:天津市雷升科技有限公司

Intelligent bag opening, mouth sealing and garbage bag moving-out garbage disposal device

ActiveCN106672503AHigh institutional reliabilityReduce labor costsRefuse receptaclesPush outPlastic bag
The invention relates to an intelligent bag opening, mouth sealing and garbage moving-out garbage disposal device. The device comprises a box body. A box body upper cover is mounted at the top of the box body. A hopper for garbage throwing is arranged on the box body upper cover. Horizontal guide rails and a plastic bag are mounted in the box body. Opening rods capable of opening the plastic bag are arranged under the hopper. A first pushing surface is arranged under the horizontal guide rails. A device through which the plastic bag can be opened is mounted on the pushing surface. A heat sealing machine capable of sealing the mouth of a garbage bag is arranged above the tail ends of the guide rails. A bottom plate is fixed below a guide rail mechanism. An arc-shaped gap is formed in the tail end of the bottom plate. The bottom plate is fixed on a base bracket. A second pushing surface capable of pushing the garbage bag out is arranged below the arc-shaped gap. Under control of a single chip microcomputer, the garbage bag is pulled open by a sucker, the garbage bag is opened by the opening rods, when the fact that the garbage bag is filled with garbage is detected by infrared distance measuring sensors, the first pushing surface pushes the garbage bag on the guide rails, the mouth of the garbage bag is sealed by the heat sealing machine, and the garbage is pushed out. The intelligent bag opening, mouth sealing and garbage bag moving-out garbage disposal device has the characteristics that the performance is reliable, and contact infection is effectively prevented.
Owner:陕西北斗领航科技发展有限公司

Container for fermented foods

An airtight container for fermented food that maintains the freshness and taste of fermented food by separating fermented gas from fermented food and knows the discharge time of fermented food. It has a container main body protruding with a plurality of locking ridges at certain intervals along the edge of the upper end of the opening. It also includes: closing the opening of the aforementioned container body, and installing an inner cover that discharges the gas generated in the aforementioned container body; connecting from the aforementioned inner cover at a certain interval, forming an airtight storage space with the aforementioned inner cover, and installing a The outer cover of the exhaust valve that exhausts the gas in the aforementioned storage space. At least one of the inner cover and the outer cover is provided with a locking wing connected to the locking protrusion of the container main body. Therefore, it is possible to prevent the bad smell generated by the discharge of fermentation gas from the inside of the cold storage or kimchi cold storage.
Owner:王洙昌

Open type garbage landfill treatment closure method

The invention discloses an open type garbage landfill treatment closure method, and belongs to the technical field of environmental engineering garbage treatment. The method comprises the surface tidying step, the biodegradation layer establishing step and an evaportranspiration coverage layer establishing step. A new garbage coverage structure form established through bacteria special for urban garbage treatment is used, biodegradation and soil evaportranspiration are combined in the new garbage coverage structure form, wherein the evaportranspiration is the shorter form of the combination effect of plant transpiration and soil evaporation. According to the method, the excellent active microorganism and enzyme combination technology is adopted, organic matter, hard to degrade, in the garbage is decomposed into pollution-free nitrogen, water steam, carbon dioxide and other volatile substances within short time, and degradation of organic waste in the garbage is particularly effective. Water and rainwater in a garbage layer are evaporated through the evaportranspiration action of the soil, and pollution of garbage seepage liquid to the soil is reduced and eliminated. By means of the open type garbage landfill treatment closure method, the problem about domestic garbage treatment is solved, the operation manner is easy and convenient to conduct, inputting of a large number of funds for purchasing of equipment is not needed, and the existing treatment technology can be improved and optimized.
Owner:黑龙江省城市规划勘测设计研究院

Animal litter and animal litter box using the same

The present invention relates to an animal litter for using an animal litter box and a litter box using the same. The animal litter can suppress odors generated from animal excrement evacuated on the animal litter. The animal litter is comprised of a mass of grains having a peculiar liquid passing property whereby most part of liquid poured onto the grains is not held in the grains but passed through them meanwhile other part of liquid remained in the grains is absorbed into the grains. More concretely, the maximum absorbable amount of liquid of a grain is 3 to 4.0 times the weight of the grain, the amount of liquid absorbed by a grain per three seconds is 20 to 70% of the maximum absorbable amount of liquid absorbed by the each grain; and a liquid passing ratio of the mass of grains is 70% or greater.
Owner:UNI CHARM PETCARE

Western style water washing closet

The invention provides a western-style washing closet. It is not easy to generate dirt above the peristome when peeing at the state of standing. The cleaning water is stored in the bowl part and pours through draining operation after pee. The thickness of the front portion in a rim part of a bowl part of a Western style water closet is smaller than thickness of a side portion. At the front portion with horizontal width of at least 100 mm, the thickness thereof is smaller than thickness of a side portion, and the thickness of a central tip end part is in 8 mm - 15 mm in said rim part.
Owner:日本国・家耐士工业株式会社

Antimicrobial compositions

Antimicrobial compositions that include at least one aliphatic aldehyde component and allyl isothiocyanate are provided. Methods of reducing bacterial activity using the instantly disclosed compositions are also provided.
Owner:TAKASAGO INTERNATIONAL CORPORATION

Drum-type washing machine

This invention discloses a roller washing machine, including following parts: a shell forming with a putting opening for putting washings; a door that is mounted at the shell and used for closing and opening the putting opening of the shell; a washing cylinder mounted in the shell; a roller rotatably mounted at the inner side of the washing cylinder; a seal pad that is mounted at the position between the putting opening of the shell and the washing cylinder and used for sealing the zoom between the door and the washing cylinder, wherein this invention further includes a heating assembly for removing the water existed at the center part of the inner side surface of the seal pad. The heating assembly is utilized to heat and evaporate the residual washings and water in the seal pad through the structure in this invention so as to avoid the malodor or exotic matter caused by residual water in the seal pad.
Owner:NANJING LG PANDA APPLIANCES

Shared umbrella device with rainwater collecting and drying function

The invention discloses a shared umbrella device with a rainwater collecting and drying function. The device comprises a storage box, a partition plate, through holes, a drying box, a collection box,a retractable rod and electric heating wires; the upper side of the storage box is provided with a rotary knob connected with a ratchet wheel through a connecting rod, the upper side of the ratchet wheel is fixedly provided with a photovoltaic panel connected with a storage battery, the storage box is internally provided with fixing rods, and each fixing rod is provided with an umbrella; the upperside of the partition plate is provided with a collection disc located under the umbrellas; the drying box is connected with a motor, the two sides of the drying box are provided with material outlets, the drying box is arranged at the lower side of the collection disc, and the collection box is communicated with the material outlets; one end of the retractable rod is connected with a hydraulic cylinder arranged at the right side of the drying box. By means of the shared umbrella device with the rainwater collecting and drying function, not only can rainwater be removed, but also solar energyis used, and therefore the device is more environmentally friendly.
Owner:NANJING LINGYA AUTOMOBILE TECH RES INST

Dishwasher and control method thereof

InactiveCN102821667APrevents the phenomenon of remaining in the filterPollution minimizationKitchenware cleanersTableware washing/rinsing machinesSpray nozzleEngineering
The present invention relates to a dishwasher and a control method thereof. According to one aspect, the dishwasher which washes dishes according to washing, rinsing, and drying steps comprises: a tub which is equipped with a rack for accommodating dishes and a washing nozzle for spraying washing water; a sump in which the washing water supplied to the tub is collected; a filter device which is provided to the sump, and allows foreign substances of the washing water to be filtered; and a cleaning unit which clears away the foreign substances accumulated in the filter device.
Owner:LG ELECTRONICS INC

Solar streetlamp with pest killing function

The invention belongs to the technical field of lighting equipment, and particularly discloses a solar streetlamp with a pest killing function. The solar streetlamp with the pest killing function comprises a solar unit, a lighting unit, a pest killing unit and a cleaning unit; the pest killing unit comprises a purple light lamp, a motor and a pressing column; the upper surface of the pressing column is arranged into a bevel; the pressing column is connected in a hollow support in a sliding manner; one side of the lower portion of the pressing column is provided with a threaded groove; an output shaft of the motor is connected with a threaded column which is connected in the threaded groove in a threaded manner; the side wall of the hollow support is provided with an annular groove and a pest luring port; the cleaning unit comprises an inner gear, an outer gear and an L-shaped brush rod; the inner gear is fixed to the output shaft of the motor; one side of the inner gear penetrates theside wall of the hollow support and is engaged with the outer gear; and one end of the L-shaped brush rod is clamped in an annular groove, and the other end of the L-shaped brush rod is fixed to the upper surface of the outer gear. The solar streetlamp with the pest killing function can lure and kill pests, meanwhile pest secreta attached to a lampshade can be removed, and light transmittance of the streetlamp is guaranteed.
Owner:深圳市贝康科技有限公司

Slope soil infiltration system for treating rural domestic sewage

The invention provides a slope soil infiltration system for treating rural domestic sewage, and belongs to the technical field of sewage treatment; the slope soil infiltration system sequentially comprises a plant layer, a planting soil layer, a water distribution pipe, a water distribution layer, a soil infiltration layer, a filler layer and a supporting layer from top to bottom; the inclinationangle of the slope soil infiltration system ranges from 10 degrees to 15 degrees; a water outlet is formed in the lower end of the supporting layer of the slope soil infiltration system; the water distribution layer comprises waste concrete fragments; the filler layer comprises crop straw particles, corncob particles, sawdust and loessal soil; the supporting layer comprises waste concrete fragments; drainage plates are laid in the soil infiltration layer and the filler layer; a plurality of baffle plates are vertically distributed on the slope soil infiltration system. The infiltration systemdisclosed by the invention can stably operate, is uniform in water distribution, not easy to block, high in hydraulic load and high in pollutant removal efficiency, and is suitable for domestic sewagetreatment under the condition of a land with a large slope in a remote rural area.
Owner:NORTHWEST A & F UNIV

Dynamic detection apparatus for water quality of swimming pool

The invention discloses a dynamic detection apparatus for water quality of a swimming pool. The apparatus includes: a plurality of first water quality detection mechanisms, which are arranged in the swimming pool and are distributed on the edges of the swimming pool at intervals, wherein each of the first water quality detection mechanism comprises a liquid level sensor, a first temperature sensor, a first turbidity sensor, a first residual chlorine sensor, a first urea sensor, and a first pH sensor; a filter mechanism, which includes a tank body, and an elastic filter screen, a first separation board and a second separation board which are arranged in the tank body, wherein a vertical connection rod is arranged on the center of the elastic filter screen, the first separation board is provided with a waterproof electric cylinder, and a cavity formed between the first and the second separation boards is filled with pebbles; a disinfecting treatment mechanism, which includes a medicine adding box, a flocculation treatment chamber, a residual chlorine treatment chamber, a urea treatment chamber, and a heating chamber; and a second water quality detection mechanism and a water inlet mechanism. The dynamic detection apparatus can maintain proper water level and temperature and low content of urea and residual chlorine in the swimming pools, can timely remove foreign matters and hairs, and allows water recycling.
Owner:合浦县卫生计生监督所
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