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45results about How to "Reasonable discharge" patented technology

Joint production process of crude fuel hot charging and total heat oxygen blast furnace and vertical furnace

The invention relates to a joint production process of a crude fuel hot charging and total heat oxygen blast furnace and a vertical furnace, and is characterized in that hot charging of a furnace material of a blast furnace adopts total heat oxygen combustion, the heat oxygen temperature is not less than 650 DEG C, after heat exchange and CO2 removal, coal gas at the furnace top of the blast furnace is converted to generate H2 through water gas, a part of blast furnace gas without the CO2 can be mixed according to a volume ratio of H2 / CO of 1-2: 1, the pressure is increased to 0.5-0.7 MPa, the blast furnace gas is heated to 800-900 DEG C, and sponge iron is produced for a gas-based vertical furnace. According to the invention, the problems of less blast furnace bosh gas volume, insufficient heat of a furnace body and poor pre-reduction property of the furnace material of the total oxygen blast furnace can be solved by hot charging of raw materials, through joint production of the total oxygen blast furnace and the gas-based blast furnace, a large amount of blast furnace gas is reasonably utilized, energy is saved, emission is reduced, and ultra-low carbon dioxide emission is realized.
Owner:WISDRI ENG & RES INC LTD

Sanitary garbage disposal device

The invention discloses a sanitary garbage disposal device, which comprises a frame body, a compression groove is arranged inside the right side of the frame body, a variable chamber is arranged inside the frame body on the left side of the compression groove, and first The inner helical locking shaft and the second inner helical locking shaft, the left side of the variable chamber is provided with a first sliding joint groove, the bottom of the first sliding joint groove is provided with a concave groove, and the bottom of the concave groove and the top of the first sliding joint groove There is a first guide rod between them, the first guide rod is slidably connected with the first sliding block extended to the right side, the outer surface of the first guide rod at the bottom of the first sliding block is provided with a first coil, the first The extended part on the right side of the sliding block penetrates into the variable cavity and is in sliding contact with the right wall of the variable cavity. The first sliding block in the variable cavity is equipped with a motor, and the upper and lower ends of the motor are equipped with transmission shafts. The variable cavity There is a transmission cavity inside the upper frame body; the invention has simple structure, convenient operation, low manufacturing and maintenance costs, fast compression speed, high stability, good compression quality, reasonable discharge of sewage, clean and hygienic.
Owner:袁兴芳

Discharging method for bottom condensate water in volute for fan

The invention discloses a discharge method of condensed water in the bottom of a fan volute casing. A trap is arranged on the bottom of the fan volute casing and used as a water seal; pressure from the height of the water seal is higher than wind pressure, so that the condensed water in the volute casing can discharge water automatically through the water seal, without gas mixing, and then the condensed water is refluxed and discharged along the inner wall of an aspiration duct. The discharge method has the advantages of reliable safety of the fan, reasonable, timely and convenient discharge of the condensed water. The discharge method not only avoids motor burnout due to that blades of the fan are hindered by the condensed water but also provides a discharge outlet of the condensed water.
Owner:CHINA NON-FERROUS METALS PROCESSING TECH CO LTD

Distributing well with double flaps sluice gate and drainage system and drainage control methods thereof

The invention discloses a distributing well with a double flaps sluice gate and a drainage system and a drainage control methods thereof, which is of an intelligent drainage effect. Reasonable water discharging is achieved by reasonably controlling the opening of a double flaps sluice gate of the drainage system through a control system, sewage and initial rainwater are enclosed to a storing and regulating facility to the most extent, while flood discharging is guaranteed. The drainage control methods comprise a water level method, a water quality method, a water quality-water level method, atime method, a total amount method, a rainfall method, a time-water level method, a total amount-water level method, and a rainfall-water level method. The phenomenons of water current cannot be limited in a intercepting sewer, and clean water and later rainwater are sent to a sewage treatment plant through an intercepting sewer of the prior art are effectively solved by the regulating of the methods. The sewage is enclosed to the storing and regulating facility to the most extent, and cleaner water is discharged to natural water body by reasonably controlling discharging routes of the sewage,the initial rainwater and the mid-term and later rainwater.
Owner:WUHAN SHENGYU DRAINING SYST

Side-suction upward-discharge type range hood

ActiveCN103123138AImprove the effect of filtering oil fumeAvoid soot collisionDomestic stoves or rangesLighting and heating apparatusEngineeringMechanical engineering
The invention provides a side-suction upward-discharge type range hood, and relates to the technical field of range hoods. A volute of a traditional range hood is positioned on the interior of a shell or the upward side of the interior of the shell, and greases are seriously accumulated on the shell and a volute component, thus cleaning is troublesome, the greases in the lampblack are difficult to filter, and the lampblack suction effect is poor. The range hood provided by the invention comprises a smoke inlet box and a blower component, and is characterized in that the smoke inlet box comprises a front plate and a rear plate, and a vertical smoke inlet chamber is formed in the smoke inlet box; the smoke inlet chamber is located between the front plate and the rear plate and opened upwards, a smoke inlet communicated with the smoke inlet chamber is formed on the lower end of the front plate, the outer side of the front plate is provided with a rotation panel which can open or close the smoke inlet, a smoke collection box is arranged above the smoke inlet box, a smoke collection chamber communicated with the upper port of the smoke inlet chamber is formed in the smoke collection box, the blower component is vertically arranged on the one side of the smoke collection chamber, and comprises an air inlet and an air outlet, and the air inlet is communicated with the smoke collection chamber. The range hood provided by the technical scheme has a good effect on filtrating greases, thus generating less influence on the blower component; and the discharge is environmentally-friendly, the efficiency of lampblack discharge is high, and the volume is small.
Owner:ZHEJIANG SANFER ELECTRIC

Novel medical plastic garbage incineration system

The invention provides a novel medical plastic garbage incineration system, which belongs to the field of plastic garbage treatment, and comprises an incineration device, a purification shell and a conveying device. The incineration device is vertically placed; a connecting pipe is arranged between the conveying device and the incineration device; the conveying device is in threaded connection tothe left end of the connecting pipe; the right end of the connecting pipe is fixedly connected with the incineration device; a feed hopper is arranged at the upper end of the conveying device; a crusher is arranged in the feed hopper; a conveyor is arranged at the lower end of the crusher and is fixedly connected with the conveying device; the incineration device comprises a water inlet pipe, an air outlet pipe, an oxygen tank, an ignition device, an incineration plate and a water outlet pipe; an incineration cavity is arranged in the incineration device; and the incineration plate fixedly connected onto the incineration device is arranged under the middle part of the incineration cavity. The invention provides the medical plastic garbage treatment device, which is high in treatment efficiency, simple to operate, reasonable in design, wide in application range, high in treatment efficiency and low in cost.
Owner:HUIAN WEIKE ELECTRONICS TECH CO LTD

Water draining system with hydraulic downwards-open check gate and pump draining function and water draining control method

The invention discloses a water draining system with a hydraulic downwards-open check gate and the pump draining function and a water draining control method. The water draining system is provided with a rainy-day submersible sewage pump, a sunny-day submersible sewage pump and the hydraulic downwards-open check gate; according to the liquid level height of water bodies in a well body of a flow dividing well or the water quality of water bodies in the well body of the flow dividing well, whether submersible sewage pumps work or not and the hydraulic downwards-open check gate is started or notcan be judged, and reasonable distribution of the water bodies is thus achieved. The water bodies with different water levels and / or water qualities can also be reasonably drained, and therefore the maximum governance effect is achieved. The water draining system is particularly suitable for the condition that a pipe extending to a sewage treatment plant is located at the high elevation and cannotbe drained in a gravity mode; as the submersible sewage pumps are arranged in the water draining system, water bodies with the poor quality in the well body of the flow dividing well are drained to the sewage treatment plant in a pump-draining mode, and during emergency flood discharging, sewage can also be drained to natural water bodies through a water outlet.
Owner:WUHAN SHENGYU DRAINING SYST

Anti-oxidation spraying device and method for anode carbon block for aluminum electrolysis

The invention belongs to the technical field of anti-oxidation spraying equipment, and discloses an anti-oxidation spraying device and method for an anode carbon block for the aluminum electrolysis. The anti-oxidation spraying device for the anode carbon block for the aluminum electrolysis comprises a supporting framework and a carbon block work platform arranged at the lower side of the supporting framework, spraying units are arranged on the four side faces of the supporting framework, each spraying unit comprises a spraying device body and a moving mechanism which connects a spraying gun of the spraying device body and the supporting framework, a transverse sliding table and a longitudinal sliding table of each moving mechanism are provided with patches, a driving lug is provided with a proximity switch matched with the patches, a PLC system is used for controlling forward and backward rotation of lifting motors and transversely-moving motors and controlling the limit motions of the proximity switch and the patches, and accordingly the longitudinal sliding tables and spraying supports are adjusted to carry out spraying in an S shape. The anti-oxidation spraying device and method for the anode carbon block for the aluminum electrolysis achieve the technical purpose of automatic electric arc spraying of aluminum coatings for the anode carbon block, improve work efficiency, save expenses, and avoid damage to the human body by smoke dust, harmful gas, noise and the like caused by electric arc spraying.
Owner:ZHENGZHOU LIGHT METAL TECH

Drainage system with one-in-four-out type distributing well and drainage control method

The invention discloses a drainage system with a one-in-four-out type distributing well and a drainage control method. The drainage system with the one-in-four-out type distributing well comprises a regulation and storage instrument, an online processing instrument and an integrated processing instrument, wherein the integrated processing instrument can replace the role of sewage treatment plant to process domestic sewage and initial rainwater stored in the regulation and storage instrument; the online processing instrument can process intermediate late rainwater. During application, the drainage system with the one-in-four-out type distributing well can meet the sewage discharge standards of turning input dirty water into output clean water; a provided control system can save manual operation during application, a control unit can automatically adjust a water conservancy switch, and the control system can reasonably control the opening degree of the water conservancy switch and related modules to achieve reasonable water discharge, so that flood carrying safety can be ensured, and meanwhile, dirty water or initial rainwater can be closed to a closure pipe and the regulation and storage instrument to the maximum degree.
Owner:WUHAN SHENGYU DRAINING SYST

Regeneration treatment system and process for activated carbon

The invention provides a regeneration treatment system and process for activated carbon, belonging to the technical field of activated carbon regeneration. The treatment system comprises an activatedcarbon regeneration device and a regeneration waste gas treatment device, wherein the activated carbon regeneration device comprises a crusher, a screening machine, a magnetic separator and a regeneration host; the regeneration waste gas treatment device comprises a high-temperature bag type dust collector, an incinerator, a waste-heat boiler, a quenching assembly, a water scrubber, an alkaline washing tower and an SCR denitration reactor; and the quenching assembly is used for cooling high-temperature flue gas released from the waste-heat boiler to less than 80 DEG C. The invention further provides the activated carbon regeneration treatment process utilizing the activated carbon regeneration treatment system. According to the invention, the regeneration efficiency of saturated waste activated carbon is improved by adopting the special activated carbon regeneration device, and regenerated waste gas generated by activated carbon is reasonably discharged by adopting the regenerated waste gas treatment device; and meanwhile, in the presence of a quench cooler, the high-temperature flue gas is cooled to less than 80 DEG C, so the generation interval of dioxin is avoided, and the degree of pollution to the environment is reduced.
Owner:北京森麟技术有限公司 +1

Bottle washing device for plant tissue culture bottles

The invention discloses a bottle washing device for plant tissue culture bottles. The bottle washing device comprises a box body and a conveying device used for conveying the upended culture bottles,wherein a high-pressure spiral water gun capable of jetting high-pressure water in a spiral manner is arranged in the box body, a spring sleeves the high-pressure spiral water gun, the inner wall of the box body is connected with a spring support, the two ends of the spring are correspondingly connected with the high-pressure spiral water gun and the spring support so that the included angle between the axis of the high-pressure spiral water gun and the axes of the culture bottles can be automatically adjusted along with spiral spraying of the high-pressure water, an air bag which is used forinflating and expanding when the high-pressure spiral water gun sprays the water and is attached to the outer walls of the bottle bottoms of the culture bottles is arranged at the top of the box body,a piezoelectric sensor is arranged on the outer wall of the air bag, the box body is provided with a microprocessor capable of receiving pressure data of the piezoelectric sensor and comparing the pressure data with a preset safety pressure value, and when the pressure data of the piezoelectric sensor is larger than the safety pressure value, the microprocessor controls the water pressure of thehigh-pressure spiral water gun to be reduced so as to reduce the pressure borne by the bottle bottoms so as to prevent the culture bottles from being damaged.
Owner:HENAN UNIV OF SCI & TECH

Drainage system with hydraulic power non-return check gate and pump discharge and drainage control method

The invention discloses a drainage system with a hydraulic power non-return check gate and pump discharge and a drainage control method. A rainy day submersible sewage pump, a sunny day submersible sewage pump and the hydraulic power non-return check gate are arranged in the drainage system, according to the liquid level height or the water quality of the water body in a well body of a flow distribution well, whether or not the submersible sewage pumps work can be judged, and then reasonable distribution of the water body is achieved. In addition, reasonable drainage can be further conducted aiming at the water bodies at different water levels or of different water qualities, and accordingly the maximized treatment effect is achieved. The drainage system is particularly suitable for the situation that a pipe which is connected with a sewage treatment plant is located at high terrain so that gravitational discharge cannot be achieved, through the submersible sewage pump in the drainagesystem, the water body with low water quality in the well body of the flow distribution well is drained to the sewage treatment plant in a pump discharge mode, and when emergency flood discharge is conducted, the water body with low water quality can also be drained into the natural water body through water outlets.
Owner:WUHAN SHENGYU DRAINING SYST

Sewage detection alarm device

The invention discloses a sewage detection alarm device. The sewage detection alarm device comprises a bottom plate supporting mechanism, a detection mechanism, a drainage mechanism and a water pumping mechanism; the bottom plate supporting mechanism comprises a side fixing plate and an alarm system; the alarm system is fixedly installed on the side fixing plate; the alarm system sends different alarm signals to the quality of water polluted by different degrees, and judges the pollution severity through a color of an alarm lamp; the detection mechanism is fixedly installed on a sliding module; the drainage mechanism is fixedly installed on the detection mechanism; and the water pumping mechanism is installed on the bottom plate supporting mechanism. The alarm system sends the different alarm signals to the quality of the water polluted by different degrees, judges the pollution severity through the color of the alarm lamp, and does not give an alarm when no pollution exists, so that the pollution condition of the water quality can be alarmed.
Owner:WEIFANG UNIV OF SCI & TECH

Refractory iron ore dry grinding-suspension roasting integration technology and device

The invention provides a refractory iron ore dry grinding-suspension roasting integration technology and device. The refractory iron ore dry grinding-suspension roasting integration technology comprises the following steps of: breaking powder iron ores by a roller press, carrying out ore grinding by a dry-type ball grinder or the roller press, fluidifying to generate fine powder gas-solid two phase flow, then introducing the fine powder gas-solid two phase flow to a raw material cyclone collector for gas-solid separation in a suspension magnetic roasting technology, introducing middle-temperature flue gas discharged by the suspension magnetic roasting technology to a dry-type ore grinding technology for fluidifying, separating to obtain iron ore powder, carrying out oxidizing roasting on iron ore powder in a suspension magnetizing roasting main furnace, preheating coal gas to 450-500 DEG C by using burnt gas discharged by the oxidizing roasting in the suspension magnetizing roasting main furnace, entering a magnetizing roasting furnace so as to carry out iron ore reducing roasting, carrying out indirect heat exchanger cooling on roasted ore produced after reducing coasting to obtain roasting ore with the relatively high magnetism by using a suspended bed supercharger and a fluidized bed. The refractory iron ore dry grinding-suspension roasting integration technology has short technological process, does not consume water, consumes little coal gas, is low in cost, reduces the carbon emission, improves environments and improves economic benefits.
Owner:GANSU JIU STEEL GRP HONGXING IRON & STEEL CO LTD

Novel electric automobile alternating current charging pile control device

The invention relates to a novel electric automobile alternating current charging pile control device. The novel electric automobile alternating current charging pile control device includes a charging pile main body and a control system, the charging pile main body is connected with the control system, the control system includes a controller and a power supply module, the controller is connectedwith the power supply module and is powered by the power supply module, the controller includes an MCU, a storage module, a communication module, an analog-to-digital converter, a current measurementmodule, and a voltage measurement module, wherein the MCU is bidirectionally connected with the storage module and the communication module, and the communication module is connected with an externalremote server through a network; both the current measurement module and the voltage measurement module are connected with the charging pile main body to detect the charging current and the chargingvoltage of the charging pile main body; and the control system is powered through the solar energy charging power supply module, and energy is saved.
Owner:安徽天鹏电子科技有限公司

Medium-speed coal mill with double-inlet structure

PendingCN104096628AImprove flow field distributionFlow distribution remains evenGrain treatmentsCoalEngineering
The invention discloses a medium-speed coal mill with a double-inlet structure. An air ring is mounted above air inlets at the bottom of the medium-speed coal mill; the air inlets are symmetrically formed at the two sides of the bottom of the medium-speed coal mill respectively; air inlet groove plates with air inlet ducts are symmetrically inserted into the air inlets respectively; the bottom surface of each air inlet groove plate and the flat surface of the bottom of the medium-speed coal mill form a certain upward angle; or the bottom surface of each air inlet groove plate and the flat surface of the bottom of the medium-speed coal mill are positioned on the same horizontal plane. According to the medium-speed coal mill with the double-inlet structure, the distribution condition of flow field in the coal mill is optimized; the phenomenon of non-uniform distribution of the flow filed caused by air intake from one side is remitted or even eliminated; and the functions of reasonable discharge of pebble coal and normal stress of the coal mill are realized.
Owner:STATE GRID CORP OF CHINA +1

Greenhouse carbon dioxide generator

The invention relates to the technical field of greenhouse planting, in particular to a greenhouse carbon dioxide generator. The greenhouse carbon dioxide generator comprises a mounting plate, a steering assembly and a linkage set, and an adjusting mechanism is fixedly mounted at one end of the mounting plate; the steering assembly is rotationally connected to one end of the adjusting mechanism; and the linkage set is rotationally connected to the end, located on the steering assembly, of the mounting plate. According to the greenhouse carbon dioxide generator, intermittent emission of carbon dioxide in the greenhouse can be controlled through the adjusting mechanism, so that the concentration of the carbon dioxide in the greenhouse is always relatively reasonable, growth of crops is facilitated, and excessive emission of the carbon dioxide can be avoided; and the adjusting mechanism and the steering assembly can be in running fit through the linkage set, so that the action range of carbon dioxide is widened while the carbon dioxide emission amount is reasonable.
Owner:河套学院

Drainage system provided with regulation and storage facility and integrated treatment facility and drainage control method

The invention discloses a drainage system provided with a regulation and storage facility and an integrated treatment facility and a drainage control method. The drainage system has an intelligent drainage effect, reasonable drainage of water is realized through reasonable control of the opening degree of water gates and related assemblies in the drainage system by a control system, dirty water orinitial rainwater is intercepted to the regulation and storage facility to the greatest extent while discharging safety is guaranteed, water stored in the regulation and storage facility is treated through the integrated treatment facility and then directly drained, and treatment pressure of a sewage treatment factory on rainy days is greatly reduced. Through control with the method, the phenomena that sewage interception pipes in the prior art cannot perform flow limitation and clean water or later rain water can also enter the sewage interception pipes to be delivered to the sewage treatment factory are effectively prevented. During usage, manual operation is not required, the water gates can be automatically adjusted by means of a control unit, the system has the advantages of being flexible and the like, and a large quantity of manpower and material resources are reduced.
Owner:WUHAN SHENGYU DRAINING SYST

Range hood outer cover 360-degree overturning laser welding device

The invention relates to the technical field of laser welding, in particular to a range hood outer cover 360-degree overturning laser welding device. The range hood outer cover 360-degree overturninglaser welding device comprises a range hood outer cover, a fixing hole is placed on the lower bottom face of the interior of the range hood outer cover and is formed by cutting through a high pressurewater jet scalpel, an operation panel is arranged under the range hood outer cover, the operation panel is connected with the range hood outer cover in a welded manner, a handle is installed on the front left side wall of the range hood outer cover, fixed connecting keys are evenly arranged on the outer side wall of the range hood outer cover and are connected with the range hood outer cover in asleeved and connected manner, the left portion of the range hood outer cover is provided with a 360-degree overturning laser welding head, and the exterior of the 360-degree overturning laser weldinghead is evenly electroplated with a stainless nickel alloy. The range hood outer cover 360-degree overturning laser welding device is provided with the range hood outer cover, smoke generated by thedevice is reasonably discharged out of the device in time, air pollution is avoided, the device meets the modernization production need, and the body health of an operator is guaranteed
Owner:广西隆盛双金属铜合金制造有限公司

Wastewater purification and discharge treatment equipment

The invention discloses a waste water purification and discharge treatment device, which comprises a base, a recovery tank is arranged on the upper surface of the base, a cover is arranged on the top of the recovery tank, a water inlet is arranged on the surface of the cover, and a sewage outlet is arranged on the right end of the recovery tank. The interior of the recovery pool is provided with a horizontal first filter screen, the sewage outlet is connected to the electrochemical reaction cell through a pipeline, the top of the electrochemical reaction cell is provided with a feeding port, and the electrochemical reaction cell is equipped with an electrochemical reaction cell through an external pulse power supply. The right end of the electrochemical reaction pool is provided with a water outlet, and the right side of the electrochemical reaction pool is provided with a second filter near the water outlet. It is connected with a collection pool, is easy to operate, can effectively solve the problems raised by the background technology, realizes the recycling of water resources, saves energy, meets the needs of sustainable development, and is worthy of popularization.
Owner:阜阳尖峰帽业有限公司

Drainage system with sewage interception pipe and detention and retention facilities and drainage control method

The invention discloses a drainage system with a sewage interception pipe and detention and retention facilities and a drainage control method thereof. Thedrainage system has the intelligent drainageeffect; the aperture of a hydraulic switch and related components in the drainage system are reasonably controlled through a control system to achieve reasonable water drainage, dirt water or initialrainwater is intercepted to a sewage treatment plant to the maximum extent while safety floodwater discharging is ensured, when the sewage treatment plant cannot treat water in time, the water is ledinto the detention and retention facilities through a water through channel to be temporary storage, after the treatment capability of the sewage treatment plant is recovered, the water is drained back to the sewage treatment plant, no man-made operation is needed in the using process, and the hydraulic switch can be automatically adjusted through a control unit. The drainage system can achieve effective separation of rainwater and sewage just by occupying a small quantity of land area, the drainage system can be used without limitation of occasions, and the drainage system can be applicable to any pipe network in a drainage pipe network system.
Owner:WUHAN SHENGYU DRAINING SYST

Sewage treatment device suitable for rural areas in cold regions

The invention provides a sewage treatment device applicable to rural areas in cold regions, which comprises a purification box, support frames are fixedly connected to two sides of the interior of the purification box, fitting blocks are fitted to the upper surfaces of the support frames, an impurity collection box is fitted to the top ends of the fitting blocks, and a funnel is fixedly connected to the bottom end of each fitting block. Sliding blocks are fixedly connected to the two sides of the impurity collecting box correspondingly, and first sliding grooves are formed in the outer portions of the sliding blocks in a sliding fit mode. The bottom end of the supporting frame and one end of the purifying box are fixedly connected with limiting blocks, second sliding grooves are formed in the limiting blocks in a sliding fit mode, and sliding blocks are arranged in the second sliding grooves in a sliding fit mode. By arranging a limiting block, a sliding block hanging plate and a hook, the filtering box is stably supported through the limiting block, the hook at the top end of the filtering box is connected with the hanging plate, the filtering position of the filtering box is stabilized, the hanging plate and the hook are detached by moving and lifting the filtering box, and maintenance is achieved.
Owner:苏州华之洁环境安全科技有限公司

Portable heat circulator for small space

The invention relates to a portable heat circulator for small space, which comprises heating equipment, a fan and a secondary protective device, wherein the working surface of the fan and the heating direction of the heating equipment form an angle, the fan is connected with the heating equipment, the shell of the fan, which is close to one side of the heating device, is correspondingly provided with a notch, the secondary protective device comprises a protective circuit and a thermocouple, the protective circuit is connected with the heating equipment, the thermocouple is connected with the protective circuit and is arranged at one side of the fan, which is close to the heating equipment, and the thermocouple is arranged in the notch. According to the invention, hot wind convection current is formed in a heating-up space by utilizing the wind current of the fan, thus the heat balance of the heating-up space can be reached, and the releasing of harmful gas in a vehicle is accelerated; active power disconnection or power connection protection can be carried out after judging whether the hot wind received by the thermocouple reaches a certain temperature through the protective circuit or not, thus the heating equipment can be in a reasonable working status, and the service life can be prolonged; and the bottom part of the heating equipment is provided with a fixed bottom frame which is hinged with a movable bottom frame, the movable bottom frame is provided with a supporting bracket for placing the fan, and the disassembly is convenient.
Owner:杭州小拇指汽车科技服务有限公司

Novel kinetic energy recovery type wind drum of novel cooling tower fan

The invention relates to a kinetic energy recovery type wind drum of a novel cooling tower fan. In the invention, a hatching line of the vertical side wall of the wind drum has a shape that an airflow contraction section below a middle lower throat part adopts a Witoszynski curve with a contraction ratio appropriate to the contraction ratio of the airflow contraction section; a diffusion drum above the throat part is divided into two sections according to the height, wherein the height-to-diameter ratio of the first section is 0-0.3, the maximum diffusion angle is 29 degrees, the height-to-diameter ratio of the second section is larger than 0.3 to an outlet section, and the curve of the diffusion drum is tucked up; an upper outlet of the diffusion drum is formed in a curve form after tucking up, and a last section is close to a vertical section; and the throat part is a vertical segment. The wind drum can be used for effectively forcing airflows to contract and reduce the contraction resistance of the airflows; and airflows at the outlet of a fan are reasonably diffused according to the flow state natural instincts and constrained to be exhausted into atmosphere, which can reduce the height of the wind drum, reduce the thickness of the wall of the wind drum, avoid the airflows from separating, shorten a central negative pressure area above a hub and recover partial kinetic energy. The invention can reduce the wind bearing load of the wind drum, improve the stability, prolong the service life, reduce the cost by 50 percent and reduce the negative pressure area, and the kinetic energy recovery rate reaches 26-30 percent.
Owner:CHINA NAT ENERGY REFINING & CHEM ENG CO LTD

A bottle washing device for plant tissue culture bottles

A bottle washing device for plant tissue culture bottles, including a box body and a conveying device for transporting upside-down culture bottles. The box body is equipped with a high-pressure spiral water gun capable of spraying high-pressure water in a spiral shape. The sleeve is equipped with a spring, and the inner wall of the box is connected with a spring bracket. The two ends of the spring are respectively connected with the high-pressure spiral water gun and the spring bracket, so that the angle between the axis of the high-pressure spiral water gun and the axis of the culture bottle can be sprayed with the spiral shape of high-pressure water. For automatic adjustment, the top of the box is equipped with an air bag that is used to inflate and expand when the high-pressure spiral water gun sprays water and fits the outer wall of the bottom of the culture bottle. The microprocessor that compares the pressure data with the preset safe pressure value, when the pressure data of the piezoelectric sensor is greater than the safe pressure value, the microprocessor controls the water pressure of the high-pressure screw water gun to decrease, so as to reduce the pressure. The pressure on the bottom of the vial prevents damage to the culture bottle.
Owner:HENAN UNIV OF SCI & TECH

Portable heat circulator for small space

The invention relates to a portable heat circulator for small space, which comprises heating equipment, a fan and a secondary protective device, wherein the working surface of the fan and the heating direction of the heating equipment form an angle, the fan is connected with the heating equipment, the shell of the fan, which is close to one side of the heating device, is correspondingly provided with a notch, the secondary protective device comprises a protective circuit and a thermocouple, the protective circuit is connected with the heating equipment, the thermocouple is connected with the protective circuit and is arranged at one side of the fan, which is close to the heating equipment, and the thermocouple is arranged in the notch. According to the invention, hot wind convection current is formed in a heating-up space by utilizing the wind current of the fan, thus the heat balance of the heating-up space can be reached, and the releasing of harmful gas in a vehicle is accelerated; active power disconnection or power connection protection can be carried out after judging whether the hot wind received by the thermocouple reaches a certain temperature through the protective circuit or not, thus the heating equipment can be in a reasonable working status, and the service life can be prolonged; and the bottom part of the heating equipment is provided with a fixed bottom frame which is hinged with a movable bottom frame, the movable bottom frame is provided with a supporting bracket for placing the fan, and the disassembly is convenient.
Owner:杭州小拇指汽车科技服务有限公司

Foaming agent supply equipment and intelligent closestool

The invention provides foaming agent supply equipment. The foaming agent supply equipment comprises a main control circuit, a foaming agent box and a conveying pipe, a transportation outlet is formedin the lower side wall of the foaming agent box, and the transportation pipe is communicated to the foaming agent box through the transportation outlet. A switch device used for controlling the transportation outlet to be opened and closed is further arranged at the transportation outlet and connected with the main control circuit. The main control circuit controls the switching device to be switched on so that the foaming agent can be conveyed out of the foaming agent box through the conveying pipe. When the closestool is flushed with water, the main control circuit controls the switch deviceto be turned on, the foaming agent is conveyed into the intelligent closestool, and the foaming agent and water are mixed in a vortex mode and stirred to generate foam through the vortex effect generated by swirling water flow in the intelligent closestool. The foam has the effects of lubrication, decontamination, sterilization, disinfection and the like, and can clean the closestool. Meanwhile,the foam stays in the closestool and floats on the water surface, the effects of deodorization and odor isolation are achieved, excrement can be wrapped and covered with the foam when a user uses theclosestool next time, and dirty water is prevented from splashing.
Owner:XIAMEN DIIIB TECH CO LTD

Drainage system with treatment facilities and drainage control method

The invention discloses a drainage system with treatment facilities and a drainage control method. The drainage system has the intelligent drainage effect, a control system conducts reasonable controlon the opening degree of a water switch in the drainage system and related components to achieve reasonable drainage of the water body, the flood discharge safety is guaranteed, and meanwhile dirty water or initial rainwater is dammed to the regulation and storage facilities; manual operation is not needed in the use process, through a control unit, automatic adjustment of the water switch can beachieved, and the drainage system has the advantages of flexibility, variability and the like and reduces a large quantity of human and material resources. Through reasonable control of drainage waysof dirty water, initial rainwater and middle and later rainwater, the dirty water is dammed to the regulation and storage facilities to the maximum extent, and cleaner water is drained to the naturalwater body.
Owner:WUHAN SHENGYU DRAINING SYST

Convenient-to-use electric control cabinet

The invention discloses a convenient-to-use electric control cabinet which comprises a cabinet body. A sliding door is arranged on one side of the cabinet body; an observation area is arranged at one end of the sliding door, and a glass window is arranged at the other end of the sliding door; a parameter display area is arranged in the observation area; a first frame, a second frame and a third frame are arranged in the glass window in sequence; and an indicating lamp and an adjustment button are respectively arranged between the observation area and the glass window. The convenient-to-use electric control cabinet can be used for arranging electric apparatus elements reasonably, facilitates observation, is good in heat dissipation performance, facilitates the setting of parameters, is high in stability, and meets a national safety standard; the using safety performance of the electric control cabinet is ensured by a safety lock arranged outside the cabinet; the working state of the electric cabinet can be observed conveniently; the indicating lamp is capable of displaying whether the running of the cabinet is normal; the heat dissipation of the cabinet is convenient, and air vents at the bottom of the cabinet can ensure that air flow in the electric cabinet is smooth; and the convenient-to-use electric control cabinet is novel in design and easy to popularize and use.
Owner:TAICANG ZIWU ELECTRICAL

A water purifier with intelligent water-saving function

The invention discloses a water purifier with an intelligent water-saving function. The water purifier comprises a water purifier body internally provided with a water storage container, wherein a water inlet and a water outlet are formed in the water purifier body, a reverse osmosis filter is arranged inside the water purifier body, a water inlet pipe is connected between the reverse osmosis filter and the water inlet, a water outlet pipe is connected between the reverse osmosis filter and the water outlet, a water inlet valve is arranged on the water inlet pipe, the water storage container is connected with the water outlet pipe, a concentrated water discharge pipe is arranged on the reverse osmosis filter, a discharge valve is arranged on the concentrated water discharge pipe, a backflow branch is arranged between the concentrated water discharge pipe and the water inlet pipe, a backflow valve is arranged on the backflow branch, the water purifier body is also internally provided with a main control chip, the main control chip is connected with a TDS sensor which is arranged at the outlet end of the backflow branch and the main control chip is in control connection with the water inlet valve, the discharge valve and the backflow valve. The water purifier has the advantages that the structure is simple, the water purifier is convenient to use, the concentrated water can be recycled and the discharge of the concentrated water can be automatically controlled.
Owner:ZHEJIANG QINYUAN WATER TREATMENT S T
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