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51results about How to "No risk of water leakage" patented technology
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Preparation method of pre-laid waterproof coiled material for concrete mortar bonding construction
ActiveCN104057686ACost efficientObvious cost advantageSynthetic resin layered productsLaminationWet bondingMineral particles
The invention relates to a preparation method of a pre-laid waterproof coiled material for concrete mortar bonding construction. According to the technical scheme, the preparation method comprises the following steps: fully applying an SIS hot-melt pressure-sensitive adhesive to a modified polyethylene plastic waterproof main body layer by virtue of a hot-melt pressure sensitive adhesive coating machine, so as to form an SIS hot-melt pressure-sensitive self-sticking layer, and then coating the hot-melt pressure-sensitive self-sticking layer with a weather resistant mineral grain functional layer with cement reactivity and an anti-sticking isolation membrane positioned on one side of the coiled material. The preparation method has the beneficial effects that (1) a novel wet bonding technique is provided, the coiled material and structural concrete are permanently and organically combined, no water channeling hazards exist between the coiled material and the structural concrete, and the reliability of a waterproof layer is improved; (2) the impact resistant performance and the puncture resistant performance are excellent, and the construction load which directly acts on the pre-laid waterproof coiled material and the impact of a steel skeleton can be born; (3) strong chemical resistance is provided; (4) the construction is convenient, and a leveling blanket is not needed; (5) the waterproof coiled material and a basic layer are in border adhibiting without influence of sedimentation deformation of the basic layer.
Owner:胜利油田大明新型建筑防水材料有限责任公司
Preparation method for self-adhesive modified asphalt waterproof coiled material with cement reactivity
ActiveCN104057668AOvercoming technical deficienciesObvious cost advantageNon-macromolecular adhesive additivesBituminous material adhesivesSelf-healingBituminous waterproofing
The invention relates to a preparation method for a self-adhesive modified asphalt waterproof coiled material with cement reactivity. According to the technical scheme, the method comprises the following steps of coating on one or two sides of a base reinforcement layer with modified asphalt pressure sensitive self-adhesive glue with cement reactivity to form (a) modified asphalt pressure sensitive self-adhesive glue layer(s) by using an oil coating roller pair, and wrapping the modified asphalt pressure sensitive self-adhesive glue layer(s) with (an) anti-sticking separation film(s) to prepare a self-adhesive modified asphalt waterproof coiled material product with cement reactivity. The method has the beneficial effects that the modified asphalt pressure sensitive self-adhesive glue is used, so that the coiled material is endowed with a cement mortar adhesion characteristic, and has a thermal creep characteristic, the problem that an adhered surface is polluted by dust and the like on a construction site is effectively solved, and the range of construction application temperature of the coiled material is widened; the modified asphalt pressure sensitive self-adhesive glue is permanently and organically combined with concrete of a structural layer, and the hidden danger of water mixing is avoided; the reliability of a waterproof layer is improved, and unique self-healing capability for slight construction damage is achieved.
Owner:胜利油田大明新型建筑防水材料有限责任公司
Construction method for pre-paving and inverted bonding of composite macromolecule waterproof roll on piled raft foundation
ActiveCN106120873ANo pollution in the processFire Hazard NoneProtective foundationTectorial membraneReinforced concrete
The invention relates to a construction method for pre-paving and inverted bonding of a composite macromolecule waterproof roll on a piled raft foundation. The construction method comprises the first step of cushion layer construction, the second step of base layer cleaning and paying-off positioning, the third step of deformation joint and female and male corner fine part treatment, the fourth step of large-area waterproof roll paving and attaching, the fifth step of protection film removing, the sixth step of waterproof protection layer construction and the seventh step of reinforced concrete construction. The construction method for pre-paving and inverted bonding of the composite macromolecule waterproof roll on the piled raft foundation has the beneficial effects that according to the composite macromolecule waterproof roll pre-paving and inverted bonding construction technology, a non-bonding face is emptily laid on a foundation cushion layer, a bonding face is upwards combined with a cast-in-place concrete face into a whole, and water moving hidden danger is avoided in the middle; even part of the roll is damaged, water is limited in a very small range due to the reliable bonding performance between the waterproof roll and a bottom plate, and the reliability of a waterproof layer is greatly improved.
Owner:JIANGSU JIANGZHONG GROUP
Cooling system and server system
InactiveCN104582442AImprove cooling effectNo risk of water leakageDigital data processing detailsCooling/ventilation/heating modificationsCooling effectEngineering
The invention provides a cooling system on one hand. The cooling system comprises a heat pipe (10) filled with a refrigerant as well as a water cooling plate (20) which is in thermal coupling with a cold end (12), wherein the heat pipe comprises a hot end (11), a liquid outlet pipe (13), the cold end (12) and a liquid inlet pipe (14) which are communicated end to end to form a cooling circulating loop. The invention provides a server system provided with the cooling system on the other hand. The invention aims to provide the cooling system with a better cooling effect and the server system provided with the cooling system.
Owner:DAWNING INFORMATION IND BEIJING
Anti-floating anchor rod and basement bottom plate construction method
ActiveCN112575823AImprove construction efficiencyEasy to operateProtective foundationBulkheads/pilesPre stressWater leak
The invention discloses an anti-floating anchor rod and a basement bottom plate construction method. The anti-floating anchor rod comprises an anchor rod body, a prestressed steel strand and an anchoring device, wherein the prestressed steel strand is arranged in the anchor rod body in the length direction of the anchor rod body. The lower end of the anti-floating anchor rod is buried in the stratum, the upper end of the anti-floating anchor rod extends into a bottom plate area which is located on the ground and used for constructing a basement bottom plate, and the tensioning end of the prestressed steel strand extends out of the top end of the anchor rod body and then extends into the bottom plate area. The anchoring device is arranged in the bottom plate area and connected with the topend of the anchor rod body, the prestressed steel strand is arranged in the anchoring device in a penetrating mode so as to be anchored and fixed after being tensioned, and then the tensioning force of the tensioned prestressed steel strand is kept. According to the anti-floating anchor rod and the basement bottom plate construction method, the tensioning end of the anti-floating anchor rod is completely buried in the basement bottom plate and fixedly connected with the basement bottom plate into a whole, so that the construction efficiency of the basement bottom plate is high, the forming quality is good, the hidden danger of water leakage is avoided, the attractiveness is high, and using is convenient and comfortable.
Owner:CHINA MACHINERY INT ENG DESIGN & RES INST
Stereoscopic colorful auto-bonded macromolecular waterproof roll
ActiveCN104369512AGood toughness strengthHigh tensile strengthSynthetic resin layered productsConstructions elementsElastomerPolymer science
The invention relates to a stereoscopic colorful auto-bonded macromolecular waterproof roll. The stereoscopic colorful auto-bonded macromolecular waterproof roll sequentially comprises a membrane layer, a first auto-bonded layer, a core layer, a second auto-bonded layer and a colorful mineral grain layer. The core layer is prepared by 100 parts of polyvinyl chloride resin, 15-25 parts of polyethylene terephthalate-1, 4-cyclohexane dimethanol ester, 10-20 parts of organic fibers and 3-5 parts of ABS high-adhesive powder by weight. Each auto-bonded layer is prepared by 100 parts of modified asphalt, 30-40 parts of naphthenic oil, 10-20 parts of butadiene styrene rubber, 25-35 parts of styrene thermoplastic elastomers, 20-30 parts of talcum powder, 1-2 parts of antioxidant and 3-5 parts of ultraviolet light absorber by weight.
Owner:LIAONING DAYU WATERPROOF TECH DEV
On-site molded waterproof and heat-insulating material and construction method thereof
InactiveCN102442805ASimplify the construction processLow costBuilding constructionsFiberPolymer science
The invention provides an on-site molded waterproof and heat-insulating material and a construction method thereof. The waterproof and heat-insulating material is formed by quantitatively mixing and packaging 50-70% of cement, 20-49% of silica powder, 1-5% of anti-tensile fiber and 0-1% of additive into dry powder components, quantitatively packaging polymer emulsion into a liquid component, and mixing and agitating the dry powder and the polymer emulsion on site according to the ratio of (1-2.5): (0.5-2.5), wherein the polymer emulsion is one or a mixture of more of ethylene-vinyl acetate copolymerized emulsion, pure acrylic emulsion, styrene-acrylic emulsion, silicone acrylic emulsion and aqueous polyurethane emulsion. According to the on-site molded waterproof and heat-insulating material and the construction method thereof, provided by the invention, the waterproof function and the heat-insulating function are combined into one and the construction is carried out by utilizing a continuous coating way; the system is intact and a seamless connection is used, so that the reliability of the heat-insulating and waterproof performance is high, the construction is simple and convenient, and the cost is low; and the on-site molded waterproof and heat-insulating material with a certain thickness and good ageing resistance and wear resistance can be formed.
Owner:WUHAN YOUBANG NEW MATERIAL CHEM
Construction method for self-adhesion waterproof roll
InactiveCN103669423AImprove reliabilityGuaranteed permanent bondProtective foundationBuilding material handlingWater leakageArchitectural engineering
The invention provides a construction method for a self-adhesion waterproof roll. The construction method comprises the following steps: a, the self-adhesion surface of the self-adhesion waterproof roll makes contact with a body structure; b, a protection layer is poured on the surface of the surface of the self-adhesion waterproof roll. Compared with the prior art, the construction method is easy to operate, the self-adhesion waterproof roll and the body structure can be bonded into a whole permanently, the hidden danger of water leakage in the middle is avoided, even if a part of the roll is destroyed, water is limited within a small range, and therefore the reliability of a waterproof layer is completely improved.
Owner:HEBEI CONSTR GRP CO LTD
Water heater capable of improving water purifying effect
ActiveCN106524513AExtend filter timeIncreased exchange contact areaFluid heatersWater/sewage treatmentWater leakageContact time
The invention provides a water heater capable of improving a water purifying effect. A water purifying device is mounted at the bottom end in an inner container of the water heater, and the water purifying device comprises a shell, a water blocking shunting device and a filtering water purifying substance. A first cavity is defined through the fit of the shell of the water purifying device and the bottom of the inner container, or the first cavity is formed by the shell of the water purifying device. A water inlet pipe of the water heater extends out of the shell of the water purifying device, and a hole allowing the water inlet pipe to penetrate through in the shell of the water purifying device is sealed with the outer wall of the water inlet pipe. A water outlet hole in the lower part of the water inlet pipe of the water heater is located in the first cavity, an opening is arranged in the shell of the water purifying device for communicating the first cavity with the other space of the inner container, and the water blocking shunting device and the filtering water purifying substance are arranged in the first cavity and between the opening and the water inlet pipe. According to the water heater capable of improving the water purifying effect, water in the inner container can be treated, both the contact area and contact time of the water with the filtering water purifying substance are increased, the purifying effect is improved, after-sale installation is facilitated, and hidden water leakage danger is avoided.
Owner:QINGDAO ECONOMIC & TECHN DEV ZONE HAIER WATER HEATER +1
Basement bottom plate pre-laying anti-sticking TPO waterproof coiled material construction method
InactiveCN111173045AGood high and low temperature resistanceStrong chemical resistanceProtective foundationGasketsBasementStructural engineering
The invention discloses a basement bottom plate pre-laying anti-sticking TPO waterproof coiled material construction method, and relates to the technical field of underground building waterproofing. The method comprises the following steps of 1, base layer treatment, specifically, treating a base layer internal corner and a base layer external corner into an arc shape or a slope angle; 2, pile head treatment, specifically, cleaning a pile head, and coating the pile head and the periphery of the pile head with waterproof coating layers; 3, line snapping, specifically, paying off on the base layer and snapping out a planning line for paving the TPO waterproof coiled material; 4, pre-laying a coiled material, specifically, pre-laying the TPO waterproof coiled material on the base layer according to the planning line; and 5, welding joints of the coiled material, specifically, welding the joints of the TPO waterproof coiled material by using hot air welding equipment. The method is wide inapplication range, good in waterproof performance and free of waterproof blind areas.
Owner:SHANGHAI ORIENTAL YUHONG WATERPROOF TECH +1
Metal enclosure made of thinned stainless steel sheet and welding process thereof
The invention discloses a metal enclosure made of a thinned stainless steel sheet. The metal enclosure comprises roofing plates, a thinned fixed support, welded joints, a pedestal and a roofing structural layer. Each roofing plate comprises a first edge, a second edge and a roofing plate body. The roofing plate bodies are arranged between the first edges and the second edges. The pedestal is fixedto the roofing structural layer. The thinned fixed support is fixed to the pedestal. The first edge of one roofing plate is attached to one side face of the thinned fixed support, and the second edgeof the other roofing plate is attached to the other side face of the thinned fixed support. The welded joints are arranged between the first edges and the second edges with the thinned fixed supportseparately. By adoption of the metal enclosure, the problems of waterproofness and wind resistance are solved thoroughly, the material is pressed through roller pressing equipment, the thinned fixed support is fixed to the structural layer, then an electric overlock sewing machine is used for achieving engagement, vertical plate edges are welded together with welding equipment after engagement iscompleted ultimately, and accordingly the whole surface course forms an airtight whole.
Owner:SHANDONG YABAITE SCI & TECH CO LTD
Control system and control method of high-temperature valve with cooling function
PendingCN110388510AImprove protectionImprove cooling effectValve members for heating/coolingThermal insulationGas cylinderEngineering
The invention relates to a control system and a control method of a high-temperature valve with a cooling function. The control system of the high-temperature valve with the cooling function comprisesa support, wherein the support is arranged on a valve cover; an oil cylinder is arranged on the support and is connected with a piston; the piston is connected with a piston rod; the piston rod is connected with a valve rod through a valve rod connector; a valve rod cooling pipe is arranged in the valve rod; a valve element is arranged on the bottom part of the valve rod; a valve seat and a lowerheat-insulation sleeve are arranged under the valve element; the lower heat-insulation sleeve penetrates through an inlet end pressure test blind plate through a pipeline I and is connected with a nitrogen storage device; a gas cylinder adjusting valve, a deep layer control valve and a pressure gage are sequentially arranged on the pipeline I; the inlet end pressure test blind plate is connectedwith a valve body; a heat-insulation filler is arranged between the valve body and a middle heat-insulation sleeve; the middle heat-insulation sleeve penetrates through an outlet end pressure test blind plate through a pipeline II; a needle valve, a distilled water bottle and a flowmeter are sequentially arranged on the pipeline II; and a water cooling structure is arranged on the valve seat or the valve body. The invention provides the control system for the high-temperature valve.
Owner:哈工大机器人(岳阳)军民融合研究院
Data center downside air supply inter-column air conditioner and cooling system
PendingCN108174588ALow costImprove cooling effectCooling/ventilation/heating modificationsCold airVariable air volume
The invention relates to a data center downside air supply inter-column air conditioner comprising an air conditioner shell, a surface air cooler, EC fans, a bottom air supply module and a drainage channel. The inter-column air conditioner is set as a downside air supply inter-column air conditioner, the floor is set as a ventilation floor, and a pore plate, an air guide pore plate and the drainage channel are arranged in a bottom air supply channel. Therefore, a single inter-column air conditioner has the advantages of high efficiency of cold air fans, large air volume, a small number of fans, no risk of water leakage, large space reserved for the surface air cooler in the air conditioner shell, and large refrigeration capacity.
Owner:SHENZHEN ESIN TECH CO LTD
Explosion-proof frequency converter cooling system and method
PendingCN108183597AImprove explosion-proof performanceImprove securityCooling/ventilation/heating modificationsPower conversion systemsWater leakageCooling effect
The invention relates to a cooling system and method, and particularly relates to an explosion-proof frequency converter cooling system and method. The system comprises a shell, a heat radiation plateand condensation pipes. The shell is internally filled with cooling liquid. The heat radiation plate is arranged in the shell and immersed in the cooling liquid. The high-power devices of the explosion-proof frequency converter are arranged on the heat radiation plate. The bodies of the condensation pipes are arranged in the shell and positioned above the cooling liquid. The inlet end and the outlet end of the condensation pipes are arranged outside the shell. The cooling medium is piped into the condensation pipes. The high-power devices of the explosion-proof frequency converter are immersed by the cooling liquid so that the explosion-proof performance of the explosion-proof frequency converter can be greatly enhanced; the whole system has no risk of water leakage so that the safety performance of the explosion-proof frequency converter can be increased; and the heat is transferred through the cooling liquid and the cooling liquid is condensed and recycled through the condensation pipes so as to have excellent explosion-proof frequency converter cooling effect.
Owner:TIANJIN EMAGING TECH +1
Novel connection and installation method between photovoltaic bracket and trapezoidal profiled steel plate roof
InactiveCN110165979AEasy constructionShorten the construction periodPhotovoltaic supportsRoof covering using slabs/sheetsSteel platesPurlin
The invention belongs to the technical field of house photovoltaic equipment, and discloses a novel connection and installation method between a photovoltaic bracket and a trapezoidal profiled steel plate roof. The method comprises the steps: removing dust from the top surface of the trapezoidal profiled steel plate, laying a rubber gasket, placing Z-shaped connectors and driving in 2-3 self-tapping nails; fixing the photovoltaic bracket by stainless steel bolts, sealing the self-tapping nail caps by a silicone sealant and installing a photovoltaic module; connecting the photovoltaic module with the roof board by using the Z-shaped connectors and guide rails; and fixing the self-tapping nails by penetrating through the top surface of the trapezoidal profiled steel plate, and transmitting the load of the photovoltaic module to the roof purlins through the Z-shaped connectors and then to the roof truss steel beams. The method has the advantages of convenient and simple construction; short construction period; high drawing resistance; and using the silicone sealant and the rubber gasket for double waterproofing so that there is no risk of water leakage on the roof.
Owner:国核电力规划设计研究院重庆有限公司
Full-fresh-air overhead air conditioner
InactiveCN102384548ALower the altitudeDo not change shapeLighting and heating apparatusAir conditioning systemsWater leakageAir filter
The invention relates to the field of an air conditioning device of a passenger car, in particular to a full-fresh-air overhead air conditioner which comprises a fresh air inlet, a fresh air door, a return air inlet, a return air grille, an air supply outlet, a core body dust filter screen, a fresh air filter screen, a condensate fan, a core body of an evaporator, an evaporation fan and a motor of the fresh air door, and has the characteristic structure that the full-fresh-air overhead air conditioner further comprises a return air door mechanism, an overflow air door mechanism, a return air door motor and an overflow air door motor; the design of the oversized fresh air inlet is adopted, and the return air door mechanism and the overflow air door mechanism are added, so that three running modes including full fresh air, part fresh air and full return air can be realized; due to the design of water leakage prevention, a rotary shutter structure is respectively adopted by the fresh airdoor, a return air door and an overflow air door which are respectively controlled by three independent motors; and a fresh air filtering device and a return air filtering device are arranged. The full-fresh-air overhead air conditioner has the characteristics of energy conservation, environmental protection, high comfortableness and good technological efficiency.
Owner:SONGZ AUTOMOBILE AIR CONDITIONING
Sealing structure, dish washing machine inner tank and dish washing machine
PendingCN107510426APrevent water leakageImprove sealingEngine sealsTableware washing/rinsing machine detailsWater leakagePulp and paper industry
The invention relates to the technical field of a dish washing machine, in particular to a sealing structure used for a dish washing machine inner tank middle plate and an inner tank top plate, a dish washing machine inner tank and a bowl washing machine. The sealing structure comprises a convex rib and a sealing element, wherein the convex rib is connected onto the bottom surface of the inner tank top plate; the sealing element is connected with the inner tank middle plate; the sealing element is provided with a groove which is downwards recessed from the top surface of the sealing element; the groove singly forms a sealing groove surrounding the convex rib, or the groove and the inner wall of the inner tank middle plate jointly form the sealing groove surrounding the convex rib; and the top surface of the sealing element is attached to the bottom surface of the inner tank top plate. The dish washing machine inner tank comprises the inner tank middle plate, the inner tank top plate and the sealing structure. The dish washing machine provided by the invention comprises the dish washing machine inner tank and a sprayer arranged in the inner tank, wherein the sealing structure arranged in the inner tank is at least arranged in a spraying region of the sprayer. The sealing structure, the dish washing machine inner tank and the dish washing machine solve the problem of water leakage in the joint of the top of the inner tank middle plate and the inner tank top plate; and the installation is simple.
Owner:QINGDAO HAIER DISHWASHER
Fin stabilizer lubricating system and lubricating operation method thereof
InactiveCN112082081ANo deformationNo risk of water leakageVessel movement reduction by foilsLubrication check valvesOil and greaseEngineering
The invention discloses a fin stabilizer lubricating system. The fin stabilizer lubricating system comprises a hand pump, three-way valves, two-way valves and grease observers, wherein each three-wayvalve is provided with an inlet and two outlets; each two-way valve is provided with a switch; an oil outlet of the hand pump is connected with the inlet of each three-way valve through a pipeline; the two outlets of each three-way valve respectively communicate with oil injecting openings of a left fin stabilizer executing mechanism and a right fin stabilizer executing mechanism through three-waypipelines; the two-way valve is respectively arranged an oil injecting pipeline of the oil injecting opening of each of the left fin stabilizer executing mechanism and the right fin stabilizer executing mechanism; and an oil overflow opening of each of the left fin stabilizer executing mechanism and the right fin stabilizer executing mechanism is connected with the grease observer and a backflowpipeline. The fin stabilizer lubricating system has the advantages that the operation is simple; the practicability is high; grease can be injected into a plurality of lubricating positions of the left fin stabilizer executing mechanism and the right fin stabilizer executing mechanism only through one set of hand pump; in the operation process, only a three-way selection ball valve and a two-way ball valve on the corresponding pipeline need to be controlled; in addition, the risk of water leakage caused by deformation of an outboard sealing cover of the fin stabilizer due to excessive pump pressure can be avoided; and waste of lubricating grease cannot be caused.
Owner:CSSC HUANGPU WENCHONG SHIPBUILDING COMPANY
Cylinder block assembly and hot runner system provided with same
The invention discloses a cylinder block assembly and a hot runner system provided with the cylinder block assembly. The cylinder block assembly comprises a cylinder block and a mould base for accommodating the cylinder block. The cylinder block assembly further comprises at least one heat conduction component. When the cylinder block is put in the mould base, the heat conduction component abuts against the cylinder block and the mould base to conduct heat of the cylinder block to the mould base. A waterway plate and a cooling water pipe are omitted, so that the mould base occupying space is reduced, the cost is reduced, and no water leakage risk exists; and in addition, the heat of the cylinder block is directly conducted to the mould base through the heat conduction component, so that the heat dissipation efficiency and the heat dissipation reliability are ensured, the sudden temperature rise of the cylinder block is avoided, and the service life of a seal ring is not affected.
Owner:YUDO SUZHOU HOT RUNNER SYST
Dehumidifier capable of automatically draining water
InactiveCN108981129ANo risk of water leakageCondensate preventionLighting and heating apparatusWater leakageEngineering
The invention provides a dehumidifier capable of automatically draining water; and the water leakage hidden troubles are eliminated under the precondition of meeting automatic drainage function demands of a water tank. The dehumidifier capable of automatically draining water comprises a dehumidifier body, a water tank, a controller and an automatic drainage structure; the automatic drainage structure comprises a water pump, a drainage pipe and a liquid level sensor; a water outlet end of the drainage pipe is connected with the water pump; the automatic drainage structure further comprises a guide pipe module; the guide pipe module comprises a fixed guide pipe; a pipe body of the drainage pipe is inserted in the fixed guide pipe in the axial direction of the fixed guide pipe; a water inletend of the drainage pipe penetrates out of the fixed guide pipe, and extends into the water tank from a tank opening of the water tank; and the fixed guide pipe is fixed on the dehumidifier body. In the dehumidifier, the automatic drainage structure can automatically drain the water; the drainage pipe is supported and guided through the guide pipe module, so that the water inlet end of the drainage pipe and the water tank are in connectionless relation; and the water inlet end of the drainage pipe has no need to arrange related sealing structures, so that the water leakage hidden troubles caused by loose sealing of the sealing structures are not generated.
Owner:HISENSE HOME APPLIANCES GRP CO LTD +1
Foldable plastic boat
InactiveCN102887206AFast assemblyReliable transportationVessel salvagingFoldable/inflatable hullsPlastic filmCommunications media
The invention provides a foldable plastic boat. The foldable plastic boat comprises a plastic film; crease lines are arranged on the plastic film; and the plastic film can be folded along the crease lines, so as to form a boat body. According to the foldable plastic boat provided by the invention, the crease lines are arranged on the plastic film in advance, and then the plastic film can be folded along the crease lines, so as to form a boat; the plastic film is thin and light, so the formed boat is light; the plastic film is integrated, thus, no water is leaked from the bottom of the formed boat; the requirements on lighter and thinner boat body are really achieved through the foldable plastic boat; and moreover, the boat body can be quickly assembled, so a reliable communication media is provided for people for travelling and exploring. The foldable plastic boat provided by the invention promotes the development of the boat technology.
Owner:东莞市富怡塑胶实业有限公司
Foamed polypropylene and foaming process thereof
The invention discloses foamed polypropylene and a foaming process thereof. The foamed polypropylene is uniform in foaming and better in sealing performance, no water leakage risk exists, and particularly, when the foamed polypropylene is applied to a foaming floating ball, the specific gravity can reach 0.5-0.7 g / cm<3>, while the specific gravity of a foaming floating ball made through a traditional process is 0.7 g / cm<3> and above. By means of the foamed polypropylene and the foaming process thereof, it is more helpful to achieve control over the liquid level, the foamed polypropylene has better high-temperature resistance, the highest operating temperature can reach 110 DEG C, the foamed polypropylene can work stably for a long time and can be directly applied to water drinking equipment, and safety and reliability are achieved.
Owner:DONGGUAN YOUSHENG ELECTRONICS
Concave curved-roof-surface waterproof structure and construction technology thereof
InactiveCN108979017AImprove performanceGood weather resistanceBuild-up roofsRoof covering insulationsEngineeringSteel frame
The invention relates to the technical field of building designing, in particular to a concave curved-roof-surface waterproof structure and a construction technology thereof. The concave curved-roof-surface waterproof structure comprises a waterproof structure body, a concrete layer is arranged at the bottom of the waterproof structure body, a waterproof layer is connected to the top face of the concrete layer, a heat preservation layer is arranged on the top face of the waterproof layer, a rigid waterproof layer is arranged on the top face of the heat preservation layer, and a house decorating layer is connected to the top face of the rigid waterproof layer. The construction technology of the waterproof structure body includes the following steps that steel is rolled, a steel frame is placed, concrete is poured, the top face of the concrete is poured into a concave curved structure after fine building, the waterproof layer is laid, the heat preservation layer is sprayed, concrete is poured, and the decorating layer is laid. According to the concave curved-roof-surface waterproof structure and the construction technology thereof, the waterproof layer is directly arranged on the concrete structure layer, construction is simple, the construction procedure is simple, and the waterproof effect of the curved roof surface is good.
Owner:JIANGSU XINGSHA CONSTR ENG GRP
A construction method for pre-laying anti-adhesive composite polymer waterproof membrane on pile raft foundation
ActiveCN106120873BNo pollution in the processImprove reliabilityProtective foundationTectorial membraneReinforced concrete
Owner:JIANGSU JIANGZHONG GROUP
High-efficient molded heat radiator for drive motor controller of automobile
InactiveCN104202946AIncrease the heat exchange areaEasy to installCooling/ventilation/heating modificationsWater leakageComputer module
The invention provides a high-efficient molded heat radiator for a drive motor controller of an automobile. The heat radiator comprises a radiator main body which is molded in an integrated manner, the front surface of the heat radiator main body is divided into a power module mounting section and a capacitor mounting section, a W-shaped heat radiating water passage is arranged at the rear surface of the heat radiator main body at the position corresponding to the power module mounting section, a plurality of heat radiating grooves are formed in the heat radiating water passage, and the two end parts of the heat radiating water passage are respectively connected with a water inlet pipe and a water outlet pipe. The heat radiator disclosed by the utility model is molded in an integrated manner, the mounting is simple and convenient, and the heat radiator can be processed completely in a disposable manner; only two ends of the W-shaped heat radiating water passage are connected with the water inlet pipe and the water outlet pipe, the risk of water leakage does not occur, the heat exchanging area is enlarged by the heat radiating grooves in the heat radiating water passage, and the heat radiating effect is better.
Owner:沈坤元
Closestool flushing mechanism and flushing control method thereof
ActiveCN110409575AGuaranteed flushing effectExtended service lifeFlushing devicesWater resource protectionWater storageEngineering
The invention discloses a closestool flushing mechanism and a flushing control method thereof. The closestool flushing mechanism comprises a water storage device provided with a water storage cavity,a water feeding component and a water draining component, wherein the water storage cavity is connected with a water pipe via the water feeding component; the water storage cavity is connected with the water inlet of the closestool via the water draining component. The closestool flushing mechanism is characterized in that the water feeding component and the water draining component are controlledin a linked manner, so that when the water feeding component is opened, the water draining component is closed, and water is stored in the water storage device; when the water feeding component is closed, the water draining component is opened, the water storage device drains water to flush the closestool. According to the closestool flushing mechanism provided by the invention, the water storagedevice is used for storing the water temporarily, when a water pressure is low, the waster also can be stored for flushing, and the flushing effect is ensured.
Owner:XIAMEN AXENT
Electronic equipment and key device
PendingCN114242496ARealize button functionWill not break the sealElectronic switchingElectric switchesKey pressingWater leakage
The invention discloses an electronic device and a key device, and the key device comprises an installation housing, a first magnetic part disposed at the inner side of the installation housing, and a pressing part which has magnetism and is movably disposed at the outer side of the installation housing so as to be close to or far away from the first magnetic part. And the detection part is arranged on the inner side of the mounting shell and is used for detecting the change of the magnetic field or the pressure in the moving process of the pressing part. According to the key device provided by the invention, the first magnetic part and the pressing part are arranged on the two sides of the mounting shell, a through hole does not need to be formed in the mounting shell, the sealing performance of the mounting shell cannot be damaged, the mounting position of the key device has no water leakage risk, the waterproof operation by mounting a sealing structure is avoided, and the sealing performance and the waterproof performance of the key device are improved.
Owner:GEER TECH CO LTD
Process for improving flatness of installation plane of basin under sanitary ceramic table and installation quality of product
ActiveCN110919834ADoes not affect appearanceOverflow will notCeramic shaping apparatusAdhesive glueEngineering
The invention relates to the technical field of sanitary ceramic processing, in particular to a process for improving the flatness of an installation plane of a basin under a sanitary ceramic table and the installation quality of a product. The process comprises the following steps: A, blank forming, specifically, an annular groove is formed on the mounting surface of a blank body; B, blank drying, specifically, the formed blank is inverted and naturally dried; and C, blank sintering, specifically, the naturally-dried blank is inverted on a kiln car backing plate, and fed into a kiln for firing for 18- 23h, and a finished product is formed, wherein the outer edge of the groove on the finished product is a bonding part during installation, and the height difference between the outer edge and the inner edge of the groove on the finished product is zero. The process can solve the problems that in the prior art, the mounting surface of a basin under a table is uneven and the appearance ofthe basin is influenced by overflow of adhesive glue during mounting.
Owner:重庆国之四维卫浴有限公司
A new water-cooled plate structure using 3D printing technology
ActiveCN104768356BImprove cooling efficiencyImprove heat transfer coefficientCooling/ventilation/heating modificationsWater leakageWater channel
Owner:CHINA ELECTRONIC TECH GRP CORP NO 38 RES INST
automatic shower machine
The invention provides an automatic scrubbing machine which comprises a fixing portion, a lifting portion, a power portion and a working portion. The fixing portion is used for fixing the scrubbing machine, the lifting portion comprises a sliding frame sliding up and down along the fixing portion, the power portion comprises a cabinet, a hydraulic cylinder is arranged on the upper portion of the cabinet, an output end of the hydraulic cylinder is connected with the sliding frame, the lower portion of the cabinet is rotatably connected with the sliding frame, a first motor, a speed reducing box and a slider are arranged in the cabinet, a gear is arranged on an output shaft of the first motor, a second sliding rail is arranged on the slider, a second slideway is arranged inside the cabinet, and the slider is driven by the gear on the output shaft of the first motor to move up and down along the second slideway on the cabinet when the first motor runs; the working portion comprises a worm gear box, a gear box and a scrubbing device, and the first motor drives the scrubbing device to rotate for scrubbing through a worm in the worm gear box and the gear in the gear box. The automatic scrubbing machine is convenient to use and can complete scrubbing of the back and the whole body without blind points, and full automation is realized.
Owner:关涛
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