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30results about How to "Entry does not affect" patented technology
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Composite solar photovoltaic hot-water cold supply and heating system for building
InactiveCN101806514ATake advantage ofVersatileSolar heating energySolar heat devicesEngineeringSolar power
The invention discloses a composite solar photovoltaic hot-water cold supply and heating system for a building, which mainly comprises a solar photovoltaic hot water sunshade plate, a semiconductor refrigerating assembly, a separate heat pipe with a short pipe bundle, an integral gravity heat pipe, a heat exchange header and the like. The system is characterized in that the solar photovoltaic hot water sunshade plate and the semiconductor refrigerating assembly form a loop to realize indoor refrigeration and heat supply in summer and in winter by using solar power generation respectively; and the separate heat pipe, the integral gravity heat pipe, the heat exchange header, a coil pipe, a water tank and the like form a hot water system to generate hot water when cooling and heating of the semiconductor refrigerating assembly are realized in summer and in winter respectively. The system solves the problem that heating and hot water generation cannot be realized at the same time in the combined application of the traditional solar photovoltaic power generation and semiconductor refrigerating assemblies; and the introduction of the separate heat pipe and the gravity heat pipe improves the refrigerating and heating efficiency and enlarges the application range.
Owner:UNIV OF SCI & TECH OF CHINA
Semi-pre-buried soil restoration sphere and using method thereof
InactiveCN108994076AHarm reductionReduce difficultyContaminated soil reclamationRestoration deviceEngineering
The invention discloses a semi-pre-buried soil restoration sphere and a using method thereof, and belongs to the technical field of soil restoration. The semi-pre-buried soil restoration sphere comprises a soil restoration sphere body and an auxiliary restoration device; the soil restoration sphere comprises a main hemisphere and an auxiliary hemisphere; the auxiliary restoration device comprisesan internally threaded cylinder, an extension tube and a tapered auxiliary rod; the lower end of the main hemisphere is fixedly connected with the internally threaded cylinder; the interior of the main hemisphere communicates with the outside through the internally threaded cylinder; a plurality of oil absorption spheres are arranged in the main hemisphere; and the internally threaded cylinder andthe auxiliary hemisphere are each provided with a plurality of evenly distributed first venting holes. Through semi-pre-burying of the soil restoration sphere in a zone where oil leakage is liable tooccur in advance, a method that prevention is a main task and treatment is an auxiliary task is adopted, oil can be adsorbed at first when oil leaks, damage caused by oil leakage to the soil is greatly reduced, the difficulty and cost of later soil restoration are greatly reduced, and environment protection and sustainable development are facilitated.
Owner:CHENGDU UNIVERSITY OF TECHNOLOGY
Municipal rain sewage inspection well and using method thereof
InactiveCN110747967AAvoid displacementEntry does not affectFatty/oily/floating substances removal devicesSewerage structuresStream flowSewage
The invention belongs to the technical field of rain sewage inspection wells, in particular to a municipal rain sewage inspection well and a using method thereof. The municipal rainwater sewage inspection well comprises a wellhore, wherein a fixing groove is formed in the top of the wellhore, a fixing block is arranged in the fixing groove, a well lid is fixedly connected to the top of the fixingblock, and a sliding groove is formed in the well lid. According to the municipal rain sewage inspection well and the using method thereof, the fixing block and the fixing groove are arranged, so thatthe well lid and the wellhore can be fixed together, the well lid is prevented from being displaced from the wellhore, the occurrence of potential safety hazards is reduced, under the combined actionof the sliding groove, the sliding block, a water inlet and a baffle, the baffle cannot shield the water inlet by sliding the sliding block under the condition of encountering heavy rain or rainstorm, the flow of rain sewage entering the wellhore is increased, ponding water is reduced, when in sunny days, the baffle can shield a part of the water inlet, garbage is prevented from entering the wellhore from the water inlet, when the baffle is covered, the water inlet cannot be completely shielded, and the entering of daily sewage is not affected.
Owner:吕福学
Environment-friendly steel mill wastewater treatment method
ActiveCN111892139AEasy to tiltReduce waterproof requirementsSettling tanks feed/dischargeWaste water treatment from metallurgical processElectric machineryButterfly valve
The invention relates to the technical field of wastewater treatment, and in particular, relates to an environment-friendly steel mill wastewater treatment method. Wastewater treatment equipment is used in the method. The wastewater treatment equipment is used for carrying out environment-friendly treatment on steel mill wastewater, and environment-friendly treatment comprises a plurality of processes of precipitation treatment, sewage discharge, precipitate discharge and the like; the wastewater treatment equipment is connected with a butterfly valve and a spiral conveyor by utilizing a metalripple compensator; the two ends of the spiral conveyor penetrate through a first limiting groove and a second limiting groove correspondingly; a handle is used for rotating an adjusting screw rod; the adjusting screw rod drives the end, provided with a motor, of the spiral conveyor to move upwards through a traction rope. The inclination angle of the spiral conveyor can be adjusted conveniently,the end, provided with the motor, of the spiral conveyor can be warped upwards conveniently, the requirement for waterproofness of the end, provided with the motor, of the spiral conveyor is lowered,reduction of the production cost is facilitated, the replacement frequency of waterproof parts is reduced, and management is facilitated.
Owner:新余华峰特钢有限公司
Hot air conveying device of non-woven fabric production equipment
ActiveCN113604967AImprove filtering effectExtended service lifeDispersed particle filtrationLavatory sanitoryActivated carbonEngineering
The invention discloses a hot air conveying device of non-woven fabric production equipment, which comprises a purification box body, a rotating shaft is movably connected to the middle position of the top of the purification box body, the rotating shaft extends into an inner cavity of the purification box body, a filter screen is fixedly connected to the bottom of the rotating shaft, a nano-silver ion layer is arranged on the inner wall of the filter screen. an activated carbon layer is arranged on the inner wall of the nano-silver ion layer, brush plates are fixedly connected to the left side and the right side, opposite to the filter screen, of the inner wall of the purification box body, a rotating disc is fixedly connected to the top of the rotating shaft, and a steam driving mechanism is fixedly installed on the left side wall of the purification box body. When the filter screen rotates, a rotary drum can be driven to continuously rotate relative to the inner wall of a dust collection shell, and when the rotary drum rotates, a scraper blade can be driven to synchronously rotate, so that impurities swept to the upper surface of the dust collection shell are continuously scraped away and fall into an inner cavity of the dust collection shell through a groove hole, dust can be conveniently and uniformly collected, and dust in the inner cavity of the dust collection shell can be conveniently and timely cleaned through a dust outlet.
Owner:南通莎维纺织品有限公司
Slide writing instrument and slide writing method thereof
PendingCN108067740AEntry does not affectEasy accessLaser beam welding apparatusProduction lineEngineering
The invention relates to a slide writing method. The slide writing method comprises the following steps that slides are loaded in a loading box, and the first slide on the bottommost layer of the loading box enters a bearing zone; a first push rod pushes the first slide to a writing zone; a laser device writes preset contents on the first slide; the first pushing rod pushes the first slide to a completion zone and enables the first slide to enter a collecting box, a third diver drives a collecting box to descend by a preset height in the depth direction; and the first pushing rod retreats to afirst preset position, and writing on the first slide is completed. The invention further provides a slide writing instrument conducting writing through the method. Through writing of the laser device, the writing efficiency is high, the consumed material is few, and the production cost is reduced; and through arrangement of the third driver, when one slide is written, the collecting box descendsby a preset height, the slide completing writing enters the collecting box, the collecting efficiency of the slide completing writing is improved, the execution requirement of the automatic production line is met, the automatic level of production is improved, and the operation cost is reduced.
Owner:GUANGZHOU HONGQI OPTICAL INSTR TECH
Wet dust removal system for sweeping vehicle
The invention relates to a wet dust removal system for a sweeping vehicle. The wet dust removal system includes a power system, an air circulation system and a spraying system which are installed on the sweeping vehicle. A dust box is installed on the sweeping vehicle, and the bottom of the dust box is provided with a suction pipe. The air circulation system includes a fan connected with the powersystem. An inlet of the fan is communicated with the dust box through a first connecting pipe. The spraying system includes a spraying pipe for spraying water inside the dust box. The spraying pipe is connected with a water inlet pipe, and the water inlet pipe is connected with a front water tank through a water pump. The fan and the front water tank are mounted on the sweeping vehicle. The fan is driven by the power system to rotate to suck away air in the dust box, swept garbage enters the dust box through the suction pipe, the air sucked away is directly discharged into the atmosphere, theentry of the garbage is not affected, and no dust box space is occupied. The water pump is driven by the power system to pump water from the front water tank and convey the water to the spraying pipefor spraying, to form the wet dust removal system and effectively prevent secondary flowing dust pollution.
Owner:CHANGAN UNIV
Cooling device of testing machine
PendingCN106766548AImprove the effect of the first coolingReduce involvementLighting and heating apparatusCooling fluid circulationTemperature controlWater storage tank
The invention discloses a cooling device of a testing machine. The cooling device comprises a first water storage tank which is a container with an opening in the upper and a second water storage tank which is a container with an opening in the upper, the second water storage tank and the first storage tank are arranged in a gradient manner, the first water storage tank is higher than the second water storage tank in position, the top of the second water storage tank is communicated with the lower portion of the water level of the upper portion of the first water storage tank through a second water feeding pipe, the bottom of the second water storage tank is communicated with the bottom of the first water storage tank through a second water draining pipe, the bottom and the top of the second water storage tank are communicated through a third circulating water pipe, and a flow control valve is arranged on the third circulating water pipe; a temperature control device and a water pump are arranged on the first circulating water inlet pipe, and the temperature control device detects the temperature of cooling water of the first circulating water inlet pipe, and controls the opening degree of the flow control valve according to the set temperature value so as to achieve cooling. According to the device, three-time cooling and automatic temperature adjusting functions of water can be achieved, the cooling effect is good, used water resources are few, and the device is environment-friendly and low in energy consumption.
Owner:GUANGXI POLYTECHNIC
Minimally invasive spinal canal dilatation cutting tool
ActiveCN102846353ASmall traumaShorten the recovery periodSurgeryCanalis vertebralisLumbar vertebral canal
The invention relates to a minimally invasive spinal canal dilatation cutting tool, which comprises a drilling tool, a cutting tool, a bone grinding tool, a dilatation tool, screws and a positioning guide rod which are matched with one another, wherein the drilling tool, the dilatation tool and the screws are provided with through holes, and the drilling tool comprises a drill bit; the cutting tool comprises a cutting knife, and the bone grinding tool comprises a bone grinding mechanism; the dilatation tool comprises a dilatation mechanism, and the drilling tool also comprises a fastening strip; and the cutting tool also comprises a first bayonet, and the bone grinding tool also comprises a second bayonet. The surgical tool is applied to new minimally invasive spinal stenosis dilatation and is used for cutting off, lengthening and re-fixing the pedicle bone. All tools operate in a bore with a diameter of about 5mm and are used for cutting off, lengthening and re-fixing the pedicle bone from the inside out and expanding the canalis vertebralis. The minimally invasive spinal canal dilatation surgery is realized, the wound surface of a patient is small, the period of recovery from surgery for the patient is greatly shortened, and the surgery cost is low.
Owner:SUZHOU IDEAL MEDICAL APPLIANCE
Wind power drying device for food processing production line
InactiveCN112815685AExtended flow pathImprove cleanlinessDrying gas arrangementsDrying machines with progressive movementsIngested foodEnergy conservation
The invention discloses a wind power drying device for a food processing production line. The wind power drying device comprises a drying bin and a mounting table. The wind power drying device for the food processing production line has the beneficial effects that air sucked into a heating box is filtered through a medium efficiency filter, the cleanliness of drying wind power is improved, dust pollution to food in the drying process is reduced, meanwhile, guide plates in the heating box are distributed in a staggered mode, the air flowing path is increased, the contact time of the air and a primary heating wire is prolonged, the air outlet temperature is improved, the heating efficiency is improved, and the drying efficiency is improved; and in addition, dried hot air penetrates through a conveying mesh belt, a mounting table and activated carbon to enter the lower portion of the drying bin, is conveyed back into an air box again by a conveying pump, is heated by a secondary heating wire and then is blown out through an axial flow fan again, the hot air is recycled, waste heat of the hot air is fully utilized, energy waste is reduced, energy consumption is reduced, and more energy conservation and environmental protection are achieved.
Owner:武汉商贸职业学院
Fast-sucking slow-discharging type air valve with filtration function
ActiveCN108006292AEnhance fast suction and slow discharge functionHigh working reliabilityValve members for absorbing fluid energyAeration devicesInternal cavityValve opening
The invention relates to the technical field of air valves and discloses a fast-sucking slow-discharging type air valve with a filtration function. The fast-sucking slow-discharging type air valve with the filtration function comprises an air valve main body and a valve assembly. A valve opening of the air valve main body is connected with the valve assembly. The valve assembly comprises a valve body. A valve body inner cavity is an S-shaped runner, and the valve body is divided into a left cavity and a right cavity. The two ends of the S-shaped runner are correspondingly provided with an airvalve main body connector and a pipeline connector which are not in the same cavity. A filter barrel is further arranged in the cavity provided with the air valve main body connector. The fast-suckingslow-discharging type air valve is suitable for being arranged in a pipeline provided with a service valve, a filter does not need to be arranged for the air valve independently, all original functions of the air valve are achieved, the air valve is provided with a filter, the runner in the valve assembly is in an S shape, resistance to water is large, resistance to air is small, air dischargingis facilitated, water draining is not facilitated, the ejection phenomenon of gas-liquid two-phase flow at the closing moment of the air valve can be reduced or avoided, and fast sucking and slow discharging functions of the air valve are enhanced.
Owner:新疆珠华水工业科技有限公司 +1
Washing and drying integrated machine and control method thereof
PendingCN110607638AReduce water consumptionAvoid enteringControl devices for washing apparatusTextiles and paperEngineeringMechanical engineering
The invention discloses a washing and drying integrated machine and a control method thereof, and belongs to the technical field of clothes drying. The control method of the washing and drying integrated machine comprises the following steps: arranging a switch device at the position where an outer drum is connected with a condenser; during washing or rinsing, switching off the switch device, andstopping communication between the outer drum and the condenser; and during drying, switching on the switch device, and communicating the outer drum with the condenser. The washing and drying integrated machine adopts the control method of the washing and drying integrated machine. Due to arrangement of the switch device, during washing or rinsing, the outer drum does not communicate with the condenser, water in the outer drum is prevented from entering the condenser, water consumption in washing and rinsing stages is reduced, and the water-saving effect of the whole machine is realized; and during drying, the outer drum does not communicate with the condenser, moist air in the outer drum is not influenced to enter the condenser, and drying is smoothly realized.
Owner:QINGDAO HAIER WASHING MASCH CO LTD
Air valve unit with functions of maintenance, filtering and reverse cleaning
ActiveCN107789913AImprove playbackEntry does not affectDispersed particle filtrationTransportation and packagingSewageImpurity
The invention relates to the technical field of air valves, and discloses an air valve unit with functions of maintenance, filtering and reverse cleaning. The air valve unit with the functions of maintenance, filtering and reverse cleaning comprises an air valve, a filter, a first on-off mechanism, a second on-off mechanism, and T-shaped pipes. Both ends of each T-shaped pipe are a pipe connectionopening and an impurity sewage outlet respectively. The air valve is connected with the upper ends of the T-shaped pipes. The filter is a double-layer filter cartridge. The filter cartridge is fixedat the lower end of the air valve, and the length of the filter cartridge covers a valve opening of the air valve. The ports of the filter cartridge used for receiving impurities corresponds to the pipe connection opening and the impurity sewage outlet respectively, and port diameter is larger than diameter of the T-shaped pipe. The first on-off mechanism is arranged on the T-shaped pipe between the filter cartridge and the pipe connection opening. The second on-off mechanism is arranged on the T-shaped pipe between the filter cartridge and the impurity sewage outlet.
Owner:ZHUZHOU SOUTHERN VALVE +1
Smoking set
The invention relates to the technical field of smoking articles, in particular to a smoking set. The smoking set comprises a shell, a partition plate and a heating part. The shell is provided with acavity and is further provided with a first air inlet hole. The partition plate is located in the cavity and connected to the shell, and divides the cavity into a first cavity body and a second cavitybody, the first cavity body is communicated with the first air inlet hole, and the partition plate is provided with second air inlet holes communicated with the first cavity body and the second cavity body. The heating part is connected to the shell, at least part of the structure of the heating part is located in the second cavity body, the heating part is provided with a third air inlet hole communicated with the second cavity body, and the heating part is further provided with a smoke channel communicated with the third air inlet hole. The partition plate can prevent heat emitted into thesecond cavity body through the third air inlet hole from being emitted into the first cavity body, the shell can prevent heat in the first cavity body from being emitted to the outside without affecting the outside air to enter the heating part, so that the heating effect of the heating part is guaranteed, and the smoking set can work normally.
Owner:SHENZHEN JIYOU TECH CO LTD
Supercharger with function of preventing fine scrap iron from entering
PendingCN112145284AAvoid enteringEntry does not affectMachines/enginesPressure lubricationMaterials sciencePetroleum engineering
The invention discloses a supercharger with the function of preventing fine scrap iron from entering. The supercharger comprises a supercharger main body and an intermediate body, and the intermediatebody is fixed to the middle part of the supercharger; an oil inlet is formed in the middle part of the intermediate body, and the oil inlet penetrates through the intermediate body, and communicateswith a lubricating oil passage on the supercharger main body; and the inner wall of the oil inlet is magnetically connected with a strong magnetic ring. According to the supercharger with the functionof preventing fine scrap iron from entering, through arrangement of the strong magnetic ring in the improved oil inlet, scrap iron doped in oil is adsorbed through the strong magnetic ring; not onlycan the scrap iron doped in lubricating oil be filtered out and prevented from entering the lubricating oil passage, but also the influence on the lubricating oil entering the oil inlet is not affected; and the oil feeding smoothness is guaranteed. The supercharger is simple in structure, convenient in installation, obvious in effect and easy maintenance and cleaning, the situation that the scrapiron enters the lubricating oil passage and consequently a floating bearing is damaged is effectively avoided, and troubles and losses caused by damage of the supercharger are greatly reduced.
Owner:凤城市瑞普增压器制造有限公司
Oil tank liquid level control exhaust valve with low dynamic leakage amount
InactiveCN109838604ASimple structureEfficient separationOperating means/releasing devices for valvesUnderstructuresExhaust valveEngineering
The invention discloses an oil tank liquid level control exhaust valve with low dynamic leakage amount, and belongs to the field of exhaust valves. The oil tank liquid level control exhaust valve comprises a valve body, a shell arranged on the outer side the valve body in a sleeving mode and a float assembly located in an inner cavity of the valve body. A gas inlet is formed in the side surface ofthe shell, an exhaust port I is formed in the side surface of the valve body, an oil baffle plate is arranged above the gas inlet, and the oil baffle plate is disposed between the side surface of theshell and the side surface of the valve body; and the two side surfaces of the oil baffle plate are separately attached to the side surface of the valve body and the side surface of the shell, the two ends of the oil baffle plate separately extend in the circumferential direction of the valve body, the length of the oil baffle plate is greater than the length of the exhaust port I in the circumference direction of the valve body, and the exhaust port I is located above the oil baffle plate. According to the technical scheme, the dynamic leakage amount of the valve can be effectively reduced,the anti-leakage structure is simple, and manufacturing is simple.
Owner:WUHU TYCO AUTOMOTIVE TECH CO LTD
Quick-suction and slow-discharge air valve with maintenance and filtration
ActiveCN107956886AHigh working reliabilityEnhance fast suction and slow discharge functionDispersed particle filtrationTransportation and packagingFiltrationEngineering
The invention relates to the technical field of air valves, and discloses a quick-suction and slow-discharge air valve with maintenance and filtration. The quick-suction and slow-discharge air valve with maintenance and filtration comprises an air valve main body and a valve module; a valve opening of the air valve main body is connected with the valve module; the valve module comprises a valve body and a valve body connection and disconnection mechanism; an inner cavity of the valve body is an S-shaped runner; an air valve main body connecting port and a pipe connecting port are respectivelyarranged at the two ends of the S-shaped runner; the valve body connection and disconnection mechanism divides the S-shaped runner into left and right cavities for cutting off or communicating flows between the air valve main body connecting port and the pipe connecting port; a filter cylinder is arranged in the cavity with the air valve main body connecting port; and the filter cylinder is of a double-layer structure, and comprises an outer filter screen, an inner filter screen and a support plate. The quick-suction and slow-discharge air valve with maintenance and filtration has no need to be singly provided with a maintenance valve and a filter on an air valve, and has all functions of the air valve.
Owner:ZHUZHOU SOUTHERN VALVE
Burner cap and gas cooker applying burner cap
ActiveCN112524611AEntry does not affectSufficient supplyDomestic stoves or rangesGaseous fuel burnerEngineeringGas cooking stove
The invention relates to a burner cap and a gas cooker applying the burner cap. The burner cap comprises an annular burner cap body, wherein a gas mixing cavity is formed in the bottom of the burner cap body; and a fire transferring groove penetrating in the radial direction of the burner cap body is formed in the top of the burner cap body, and is in fluid communication with the gas mixing cavity. The burner cap is characterized in that a separating piece is arranged in the fire transferring groove, extends in the length direction of the fire transferring groove and divides the interior of the fire transferring groove into two areas; a through hole is formed in the separating piece; and the two areas in the fire transferring groove are in fluid communication through the through hole in the separating piece. According to the burner cap and the gas cooker applying the burner cap provided by the invention, the interior of the fire transferring groove is divided into the two areas by theseparating piece, and the two areas are communicated with each other through the through hole, so that the two areas are integrated and independent of each other and can stabilize the flame, and the fire transfer is stable and reliable.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
Minimally invasive spinal canal dilatation cutting tool
ActiveCN102846353BShorten the recovery periodAvoid secondary traumaSurgeryLess invasive surgerySpinal stenosis
Owner:SUZHOU IDEAL MEDICAL APPLIANCE
A hot air conveying device for non-woven fabric production equipment
ActiveCN113604967BRealize periodic movement left and rightEntry does not affectDispersed particle filtrationLavatory sanitoryActivated carbonProcess engineering
The invention discloses a hot air conveying device for non-woven fabric production equipment, which comprises a purification box body, a rotating shaft is movably connected to the middle position of the top of the purification box body, and the rotation shaft extends to the inner cavity of the purification box body and the bottom thereof is fixed. A filter screen is connected, the inner wall of the filter screen is provided with a nano-silver ion layer, the inner wall of the nano-silver ion layer is provided with an activated carbon layer, and the inner wall of the purification box is fixedly connected to the left and right sides of the filter screen. A brush plate, the top of the rotating shaft is fixedly connected with a turntable, and the left side wall of the purification box is fixedly installed with a steam driving mechanism. When the filter screen rotates, it will drive the drum to rotate continuously relative to the inner wall of the dust collection shell. The hole falls into the inner cavity of the dust collecting shell, which is convenient for uniform collection of dust, and the dust in the inner cavity of the dust collecting shell is conveniently cleaned in time by setting the dust outlet.
Owner:南通莎维纺织品有限公司
Burner fire cover and gas cooker using the fire cover
ActiveCN112524611BEntry does not affectSufficient supplyDomestic stoves or rangesGaseous fuel burnerStructural engineeringAtmospheric sciences
The invention relates to a burner fire cover and a burner cooker using the fire cover, wherein the fire cover includes a ring-shaped fire cover body, the bottom of the fire cover body has an air mixing chamber, and the top of the fire cover body is provided with a The fire transmission groove penetrates along its radial direction, and the fire transmission groove is in fluid communication with the gas mixing chamber. The groove is divided into two regions, the length direction of the fire transfer groove is along the radial direction of the fire cover body, the partition is provided with through holes, and the two regions in the fire transfer groove pass through the The through holes are in fluid communication. The present invention divides the fire transfer tank into two areas by setting a partition, and the two areas are connected through a through hole, so that the two areas are integrated and independent of each other, and can stabilize the flame with each other, so that the transmission The fire is stable and reliable.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
Composite solar photovoltaic hot-water cold supply and heating system for building
InactiveCN101806514BTake advantage ofVersatileSolar heating energySolar heat devicesEngineeringSolar power
Owner:UNIV OF SCI & TECH OF CHINA
A fast-suction and slow-discharge air valve with built-in filter
ActiveCN108006292BHigh working reliabilityEnhance fast suction and slow discharge functionValve members for absorbing fluid energyAeration devicesFiltrationEngineering
The invention relates to the technical field of air valves and discloses a fast-sucking slow-discharging type air valve with a filtration function. The fast-sucking slow-discharging type air valve with the filtration function comprises an air valve main body and a valve assembly. A valve opening of the air valve main body is connected with the valve assembly. The valve assembly comprises a valve body. A valve body inner cavity is an S-shaped runner, and the valve body is divided into a left cavity and a right cavity. The two ends of the S-shaped runner are correspondingly provided with an airvalve main body connector and a pipeline connector which are not in the same cavity. A filter barrel is further arranged in the cavity provided with the air valve main body connector. The fast-suckingslow-discharging type air valve is suitable for being arranged in a pipeline provided with a service valve, a filter does not need to be arranged for the air valve independently, all original functions of the air valve are achieved, the air valve is provided with a filter, the runner in the valve assembly is in an S shape, resistance to water is large, resistance to air is small, air dischargingis facilitated, water draining is not facilitated, the ejection phenomenon of gas-liquid two-phase flow at the closing moment of the air valve can be reduced or avoided, and fast sucking and slow discharging functions of the air valve are enhanced.
Owner:新疆珠华水工业科技有限公司 +1
A fast-suction and slow-discharge air valve with built-in maintenance filter
ActiveCN107956886BHigh working reliabilityEnhance fast suction and slow discharge functionDispersed particle filtrationTransportation and packagingEngineeringVALVE PORT
The invention relates to the technical field of air valves, and discloses a fast-inhalation and slow-discharge air valve with maintenance filter. The fast suction and slow discharge air valve with maintenance filter includes an air valve body and a valve assembly, the valve opening of the air valve body is connected to the valve assembly, and the valve assembly includes a valve body and a valve body on-off mechanism, The inner cavity of the valve body is an S-shaped flow channel, and the two ends of the S-shaped flow channel are respectively provided with an air valve main body connection port and a pipe connection port, and the valve body on-off mechanism divides the S-shaped flow channel into two left and right chambers The body is used to cut off or connect the flow between the connection port of the main body of the air valve and the connection port of the pipeline. There is also a filter cartridge in the cavity with the connection port of the main body of the air valve. The filter cartridge is a double-layer structure, including an outer filter screen, Inner strainer and support plate. The fast suction and slow discharge air valve with built-in maintenance filter of the present invention does not need to be equipped with a separate maintenance valve and filter for the air valve, and has all the original functions of the air valve.
Owner:ZHUZHOU SOUTHERN VALVE
Biomass straw briquetting machine with double-layer ring die and pressure roller
InactiveCN104476801BEasy to repair and replaceExtend your lifeShaping pressInterference fitCompression molding
Owner:NORTHEAST FORESTRY UNIVERSITY
An air valve group with the function of maintenance, filtration and backwashing
ActiveCN107789913BGood for long term workRealization of anti-cleaning functionDispersed particle filtrationTransportation and packagingPipe fittingSewage outfall
Owner:ZHUZHOU SOUTHERN VALVE +1
Water curtain anti-mosquito device
The invention provides a water curtain anti-mosquito device. The device comprises a frame. Two side plates of the frame are symmetrically fixedly provided with infrared emission detectors, an inner side of the frame is fixedly provided with at least a frame-shaped light curtain detector, and the frame right above the light curtain detector is fixedly provided with a water injector. The device canbe arranged on a door and window of each kind of buildings which need to prevent mosquitoes and other animals from invading, the water injector is just on the top end of the door and window, and doesnot occupy space and does not interfere access of people. The device can form a closed region by a plurality of apparatuses, to prevent mosquitoes and other animals from invading the region, such as school, hospital, park, livestock farm, far, and field. The device is sensitive in response, and can completely protect a protected region from being invaded. In addition, the device adopts water as anobstacle, and is safe, environmental-friendly, convenient, and cheap, and can be recycled.
Owner:杜会祥
A free fall fully automatic intelligent continuous mousetrap
The invention discloses a free fall type fully automatic intelligent continuous mousetrap, comprising a box body, a transmission board, an equipment shell, a mouse repelling component, a linkage component, a mouse storage component and an electric control board; the free fall type fully automatic intelligent mouse trap The continuous mousetrap has simple structure, small size and simple operation. It can realize unmanned management and reduce labor management costs; it does not block the walking path of mice, and does not cause the "new object reaction" of mice. Good; before the rodent enters the mousetrap and is forced to enter the rat storage assembly, except for being frightened, the body is not harmed, and no "danger signal" is released; the rodent is forced to enter the rat storage assembly and finally enters the bucket. Dangerous, but the "danger signal" cannot be transmitted because the whole rat body is immersed in liquid and the container is closed, so that the physical "separation" of rat trapping and rat storage does not affect the entry of subsequent rodents, and solves the problem of one follow-up mechanical rat trapping. The problem is that it is difficult for rodents to enter, and there is no secondary pollution. It is convenient and quick to dump the dead rodents and liquid in the bucket regularly.
Owner:孙晓晨 +3
A minimally invasive cutting tool for spinal canal dilation
ActiveCN102846349BEntry does not affectMeet Dilation Minimally Invasive SurgeryIncision instrumentsLess invasive surgerySpinal stenosis
The invention relates to a minimally invasive spinal canal dilatation cutting tool, which comprises a sleeve rod, a cutting rod sleeved with the sleeve rod in a sliding way, and a cutting knife, wherein the front of the sleeve rod is provided with an opening through which the cutting knife radially extends and retracts, and one end of the cutting knife is connected with the cutting rod; and the other end of the cutting knife is opposite to the opening, and the cutting knife radially extends or retracts through the opening under the driving of the relative sliding of the cutting rod and the sleeve rod to complete the cutting operation of pedicle bone. The cutting tool provided by the invention is applied to new minimally invasive spinal stenosis dilatation and is used for cutting off, lengthening and re-fixing the pedicle bone. The cutting tool only operates in a bore with a diameter of about 5mm and is used for cutting off the pedicle bone from the inside out. When the cutting tool enters the bore, the cutting knife retracts; and the cutting knife radially extends to cut the pedicle bone after entering the bore. The minimally invasive spinal canal dilatation surgery is realized in structural design, the wound surface of a patient is small, the period of recovery from surgery for the patient is greatly shortened, and the surgery cost is low.
Owner:BONE MEDICAL TECH OF SUZHOU CO LTD
Novel pickling and oil removing device for guide pipe
ActiveCN113584499AGuarantee the effect of pickling and degreasingReduce usageProcess engineeringMechanical engineering
The invention discloses a novel pickling and oil removing device for a guide pipe, and relates to the technical field of guide pipe part surface treatment. The novel pickling and oil removing device for the guide pipe comprises a frame, a first positioning mechanism and a second positioning mechanism, the first positioning mechanism is arranged in the frame and used for positioning and mounting the bottom of the guide pipe, the second positioning mechanism is arranged in the frame, the second positioning mechanism is located above the first positioning mechanism, the second positioning mechanism is used for positioning and mounting the tops of the guide pipes, a plurality of guide pipes can be installed between the second positioning mechanism and the first positioning mechanism, and intervals are formed between the guide pipes. The device has the advantages that the use of aluminum wires can be reduced, and the pickling solution can be in full contact with the guide pipe, so that the pickling and oil removing effects on the guide pipe are ensured.
Owner:CHENGDU AIRCRAFT INDUSTRY GROUP
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