20results about How to "Avoid efflux" patented technology

The invention discloses a nutritional food capable of improving a night vision function and a preparation method of the nutritional food. The composition is prepared from anthocyanin-sterculia nobilis acid nano-particles, fucoxanthin-vitamin A-resveratrol nano-particles and zinc taurate. The functions of retinal rod cells can be remarkably improved, the blood microcirculation of eyes can be promoted, and the vision sensitivity and the asthenopia resistance in dark environments such as night, weak light and low visibility can be remarkably improved; the product can be prepared into capsules, tablets, electuary, oral liquid or beverage.

The invention relates to the technical field of tail gas recovery and treatment, and in particular to an environmentally friendly recovery system for polypropylene VOCs treatment, comprising a flash evaporation replacement tail gas recovery system and a hopper activator nitrogen pressure delivery system, wherein the flash evaporation replacement tail gas recovery system comprises a bag filter, a vacuum compressor unit, a water vapor separation tank, a precondenser, a drying tower, a gas tail gas dehydration tower, a gas cabinet oxygen content analyzer, a gas oxygen content analyzer, a propylene recovery gas cabinet, a first connecting pipe, a second connecting pipe, a first exhaust cabinet switching valve and a first row of gas switching valves, and the hopper activator nitrogen pressure delivery system comprises a nitrogen buffer device and a nitrogen buffer tank, wherein the input end of the nitrogen buffer device is connected to the nitrogen tank, the output end of the nitrogen buffer device is connected to the nitrogen buffer tank, and the output end of the nitrogen buffer tank is connected to a nitrogen pipe network, so that propylene can be recovered, the enterprise cost is reduced, the enterprise economic efficiency is increased, the VOCs discharge is prevented, and the environmental protection is improved.

The utility model provides a purging mechanism for a cylindrical lithium battery, and belongs to the technical field of lithium battery processing. Comprising a purging pipe, a feeding pipe and a discharging pipe, the feeding pipe and the discharging pipe are connected to the two ends of the purging pipe respectively, a spiral guide plate is arranged in the purging pipe, and the feeding pipe and the discharging pipe are each provided with an annular elastic membrane; in a natural state, the aperture of the middle through hole of the elastic membrane is smaller than the outer diameter of the cylindrical lithium battery; an air inlet connecting pipe and an exhaust connecting pipe are respectively arranged at two ends of the purging pipe; and the air inlet connecting pipe is connected with an air outlet end of an air pump. The cleaning device has the advantages of good cleaning effect and the like.

The utility model relates to cooling equipment technical field discloses a cooling tower, including base, the upper surface fixed connection of base has support frame, the upper surface fixed connection of support frame has tower body, the outer wall fixed connection of tower body has the fairing, the inside fixed connection of fairing has the fan, the inside fixed connection of tower body has annular pipe, the inside fixed connection of annular pipe has the limit cylinder, the inside sliding connection of limit cylinder has the clamping block, the outer wall fixed connection of clamping block has first telescopic link, the outer wall sliding connection of first telescopic link has first spring. In the utility model, through adopting elastic buckle structure, through the mutual cooperation between clamping block, first spring and limit cylinder, through simple pulling, the spray head can be separated from annular pipe, only needs to be inserted during installation to be automatic locking, need not the tool auxiliary, significantly shorten the spray head replacement or cleaning time, avoid the cooling efficiency decline caused by the spray head blockage, guarantee equipment continuous stable operation.

The utility model discloses a treatment device for separating out lithium chloride crystals from waste liquid, which comprises a shell, a collecting assembly capable of collecting water vapor in the crystallization process and condensing the water vapor into water, and an adsorption assembly for adsorbing waste gas, the collecting assembly is connected with the top of the shell, and the adsorption assembly is connected to the exhaust end of the collecting assembly; a stirring rod is arranged in the shell, a motor is arranged at the bottom of the shell, a heating part for heating the shell and a supporting frame are arranged at the bottom of the shell, the lower end of the stirring rod penetrates through the bottom of the shell to be connected with the rotating end of the motor, and the stirring rod is rotationally and hermetically connected with the bottom of the shell; compared with the prior art, water vapor is collected and prevented from being discharged outwards, meanwhile, after entering the collecting barrel, the water vapor can be condensed to form water which falls into the bottom of the barrel when encountering the outer wall of the collecting barrel, and the condensed water can be used for cleaning the shell; after water vapor passes through the collecting barrel, vaporous water is condensed into liquid water, and other waste gas components are discharged after being adsorbed by the exhaust pipe, so that harmful components in the waste gas are greatly reduced.

This utility model relates to the field of dust collector technology, and in particular to a water curtain dust collector, comprising a tower body, a Venturi tube connected to the lower side wall of the tower body, a screen installed on the inner side of the lower part of the tower body, several baffles installed below the screen, and a water collection tank connected to the lower end of the tower body. Both the screen and the baffles are hollow. A sedimentation tank is connected to the water collection tank. The upper outer wall of the sedimentation tank is connected to the screen and baffles via a water supply and heating pipeline. The outlets of the screen and baffles are connected to the water collection tank via a return water pipeline. This water curtain dust collector, by using a hollow screen and baffles and constructing a water circulation heating system using a water collection tank, sedimentation tank, water supply and heating pipeline, and return water pipeline, achieves several advantages. Firstly, the heated circulating water flows within the screen and baffles, increasing their surface temperature and effectively preventing the solidification and accumulation of sticky particles due to temperature reduction, thus solving the problem of flow channel blockage and extending the equipment maintenance cycle.

This utility model discloses a mobile recycling device for gun cleaning thinner, relating to the field of marine coating. The device includes a housing; a filter screen is movably installed in the upper cavity of the housing; a liquid storage device is installed in the lower cavity; the filter screen is connected to the gun cleaning device via a first liquid pump; a volatile gas exhaust port is provided at the top of the upper cavity; and several rollers are provided at the bottom of the housing. This mobile recycling device for gun cleaning thinner features high recycling rate and low pollution.

The invention discloses a technical scheme of an underground integrated low-temperature terrestrial heat ORC power generation system suitable for a waste oil well, belongs to the field of power generation and energy utilization, and is characterized in that an underground sealed pressure-bearing power generation main body, a totally-closed organic working medium circulating system, a deep geological exploration module and a ground control unit are modularly integrated underground; and direct heat transfer of a heat source, thermal power-electric power closed loop and zero formation water contact are realized. The evaporator is directly attached to the underground outer wall to achieve heat exchange, a working medium is heated and evaporated and drives the power generator to output electric power through the expansion machine, vortex tubes are connected in series for condensation, condensation and liquid return are achieved through inert media, underground geological data can be stored off line and transmitted to the ground in real time, and the righting and positioning mechanism is adaptive to the inner diameter of a shaft of 3-7 inches. The armored cable realizes two-way transmission and remote control between underground and ground, has the advantages of low environmental risk, modularization, low cost investment and the like, and is suitable for improving geothermal potential and regional exploration of waste oil wells.

The electric steamer comprises a base with a water storage cavity and a juice receiving disc detachably arranged on the base, a heating piece is arranged in the base, the juice receiving disc is provided with a steam exhaust port, the juice receiving disc is provided with a first water insulation rib extending downwards and a second water insulation rib located on the inner side of the first water insulation rib, and the second water insulation rib is located on the inner side of the first water insulation rib. The water storage cavity is divided into a water supplementing cavity and a heating cavity by the first water insulation rib, the heating piece is used for heating water in the heating cavity to generate steam, the second water insulation rib is located in a heating area of the heating piece and divides the heating cavity into a steam cavity and an air water blocking cavity, and the bottom end of the air water blocking cavity is open to be communicated with the steam cavity; and the steam cavity is communicated with the steam exhaust port. Through the arrangement of the air water blocking cavity, the heating water amount in the heating cavity can be reduced, the steam generation rate is increased, the cooking time is shortened, the user experience is pleasant, and the air water blocking cavity surrounds the air heat preservation layer on the inner side of the steam cavity, so that the heat preservation effect on water and steam in the steam cavity can be achieved, and the heat loss in the steam cavity is reduced.

The present invention provides an organic waste gas recovery device and process, belonging to the technical field of organic waste gas treatment. It includes a condensation system, a membrane separation system, an adsorption system, and a vacuum system, wherein the vacuum system includes a vacuum pump 1 and a vacuum pump 2 that operate independently, wherein the inlet and outlet of the vacuum pump 1 are respectively connected to the membrane separation system and the condensation system, and the organic gas separated in the membrane separation system is circulated back to the condensation system by the vacuum pump 1; the inlet and outlet of the vacuum pump 2 are respectively connected to the adsorption system and the condensation system; the organic gas desorbed in the adsorption system is circulated back to the condensation system by the vacuum pump 2. In the present invention, the membrane separation system and the adsorption system are respectively separated by independent vacuum pumps to separate organic gas and air and desorb organic matter. In this way, the two systems do not interfere with each other, and the intermittent vacuum operation of the adsorption system will not affect the continuous vacuum operation of the membrane separation system, which effectively ensures the working stability of the membrane separation system.

The invention discloses a novel operation method of a process condensate stripping tower, which specifically comprises the following steps: opening a first gate valve and a second gate valve, and establishing a process condensate heat exchanger tube pass and a process condensate stripping tower liquid level to 20-30% by using desalted water; opening a gate valve, a fourth gate valve and a sixth gate valve, establishing a process condensate heat exchanger tube stroke and a process condensate stripping tower liquid level to 50%-60% by using desalted water, opening a seventh gate valve, introducing superheated steam into the process condensate stripping tower for tower heating, temperature rising and pressure rising, introducing superheated steam into the process condensate stripping tower for tower heating, temperature rising and pressure rising, and then introducing superheated steam into the process condensate stripping tower for tower heating, temperature rising and pressure rising; after the low-change gas-water separator contains the process condensate, the process condensate pump is started to input the condensate into the process condensate stripping tower. The process pipeline and operation are improved, the start-up time of the process condensate stripping tower is shortened, discharge of unqualified process condensate is completely eradicated, and water pollution is reduced.

This utility model provides a dust removal device, relating to the field of dust removal technology. The utility model includes a housing, a suction mechanism, and a filtration mechanism disposed within the housing. The suction mechanism includes a suction pipe and a suction pipe connected to the housing. A fan is mounted on the suction pipe, and the suction pipe draws in dust-laden gas. The filtration mechanism includes a bottom plate and a partition plate disposed within the housing. The suction pipe communicates with the upper space of the partition plate, and the suction pipe communicates with the lower space of the partition plate. The bottom plate is located below the air outlet end of the suction pipe. A filter channel is provided at the bottom of the partition plate, and a toothed plate is movably connected to the side wall of the filter channel. The housing above the bottom plate is filled with water at a level not higher than the bottom of the filter channel. This utility model removes dust and moisture from gas without the need for a large-scale dust removal system, using external air circulation.

The utility model belongs to the technical field of sorting procedure, especially relates to a sorting procedure green environmental protection water balance system, including the pit water storage area, the ore dressing operation main factory building, the roller grinding operation area, the high -placed water pool, the floating boat pump station, the concentration tank, the ring water pump house, the buffer pool, the floating boat pump station is located in the pit water storage area, the floating boat pump station connects the high -placed water pool, the high -placed water pool connects the ore dressing operation main factory building, the roller grinding operation area and the ring water pump house, the ring water pump house and the concentration tank are provided with near the ore dressing operation main factory building, the drainage of ore dressing operation main factory building passes through the tailing way and leads to the concentration tank, the concentration tank connects the ring water pump house, the ring water pump house connects the water inlet of ore dressing operation main factory building, the buffer pool is provided near the ring water pump house, the buffer pool connects the pit water storage area, the automatic liquid level device is equipped in the buffer pool, the roller grinding operation area connects the ore dressing operation main factory building. The utility model will effectively control production wastewater storage water level, effectively reduce enterprise new water unit consumption, effectively control production water and so on and discharge.

This utility model relates to a cyclone-type exhaust gas treatment tower with a guide plate, belonging to the technical field of exhaust gas treatment towers. The cyclone-type exhaust gas treatment tower with a guide plate includes: a treatment tower, with an inlet pipe fixedly installed on one side and an exhaust pipe fixedly installed on the top; and an adaptive guide mechanism, which is installed inside the treatment tower to adapt to different inlet air velocities. After the exhaust gas enters the tower, it first passes through the guide component. Multiple inclined fan-shaped blades can automatically open and close under wind pressure, guiding the airflow to form a stable cyclone. Compared with traditional fixed guide structures, this structure can dynamically adjust the guide angle according to changes in wind speed, improving cyclone consistency and gas-liquid contact efficiency. A demisting component is installed above the spray section, which can efficiently capture droplets entrained after spraying, preventing mist discharge, ensuring clean exhaust, and extending the service life of downstream equipment.

The invention discloses a preparation method of a liquid fertilizer, and belongs to the technical field of compound fertilizers. The method comprises the following steps: sulfur dioxide gas is fed into a gas inlet pipe, reacts with washing liquid sprayed by a first spray head, and sequentially penetrates through an inner-layer water curtain and an outer-layer water curtain; washing liquid of the absorption tower is output to the first nozzle and the heat exchanger respectively and is heated by the heat exchanger; the washing liquid reacts with oxygen, and mixed gas is sent to a second gas inlet; heating the ammonium sulfate dilute solution in an oxidation liquid storage tank; the ammonium sulfate dilute solution is heated and concentrated in a concentrator to obtain an ammonium sulfate concentrated solution, secondary steam is sent to a condenser, condensed non-condensable gas is sent to a second gas inlet, condensed clean condensate water is sent to an oxidation liquid storage tank for heat exchange, and non-clean condensate water condensed by the condenser is sent to a heat exchanger; the second spray head sprays and washes gas, and liquid output from the inner end of the second spray head downwards flows into the lower overflow weir; and liquid in the second condensate water storage tank is output to the upper overflow weir and the second spray head. And comprehensive utilization of heat and condensate water is realized.

The invention discloses a rapid composting device and a composting method thereof, and belongs to the technical field of solid waste treatment.The rapid composting device comprises a fermentation box body, a closed box body cover is arranged at the top of the fermentation box body, and a fermentation gas leading-out device is connected to the top of the box body cover; a first inclined bottom plate and a second inclined bottom plate are fixedly arranged at the bottom in the fermentation box body, a grating plate is fixedly connected between the first inclined bottom plate and the second inclined bottom plate, and a leachate recovery device used for collecting stockpiling leachate in the fermentation box body is arranged under the grating plate; and an air supply device is also arranged on one side of the fermentation box body. According to the invention, the fermentation rotting-promoting fungus material, the process method and the compost rotting device are tightly combined to jointly act on compost fermentation, and meanwhile, the device is provided with a percolate recovery and fermentation gas conversion and cyclic utilization system, so that the environmental pollution is reduced, the sustainable utilization of resources is promoted, the concepts of green ecology and circular economy are embodied, and the method is suitable for large-scale popularization and application. The method is of great significance to promotion of agricultural sustainable development.

The utility model relates to the technical field of pot cover, and disclose a kind of rotary handle pot cover, including pot cover main part, the exhaust hole is opened in pot cover main part, the middle part of the top of pot cover main part is provided with connecting handle assembly, the utility model is provided with exhaust hole on pot cover main part, connecting handle assembly is provided on exhaust hole, wherein the sector closing plate in connecting handle assembly can rotate, user rotates rotary handle, and sector closing plate is rotated by the connecting sleeve ring of rotary connecting column, so that sector closing plate rotates to the top of exhaust hole and closes it, to realize the closure of exhaust hole, avoid the exhaust of steam in the bottom of pot cover main part, improve cooked food rate, and when user needs to discharge too much steam, then again by the rotation of sector closing plate, i.

This invention provides a method for preparing calcium ferrite from steel slag and desulfurized gypsum through sodium transformation. The method includes: leaching steel slag with water, separating the solid and liquid phases to obtain steel slag A and a potassium chloride-containing solution S1; adding limestone powder to the desulfurized gypsum, mixing thoroughly, and drying to obtain anhydrous gypsum B; mixing, grinding, and calcining steel slag A, anhydrous gypsum B, and an alkali metal carbonate additive to obtain clinker; leaching the clinker with water, separating the solid and liquid phases to obtain a solid phase G1 and a sulfate-rich solution S2; washing and drying the solid phase G1 to obtain calcium ferrite; adding a soluble calcium salt to solution S2 to initiate a metathesis reaction, separating the solid and liquid phases to obtain a solid phase G2 and an alkali metal salt solution; dehydrating the solid phase G2 to obtain β-hemihydrate calcium sulfate; and evaporating and crystallizing the alkali metal salt solution to obtain the alkali metal salt. This invention achieves synergistic value-added utilization of steel slag and desulfurized gypsum, allowing the alkali metal salt to be recycled back to the calcination process. The process is simple, the reaction conditions are mild, and it is easy to scale up for continuous industrial production.

The invention discloses a chloromethane synthesis process without generation of byproduct hydrochloric acid, which comprises the following steps: S1, hydrogen chloride and methanol are subjected to mixed reaction in a chloromethane reaction system, and a gas phase discharged from the chloromethane reaction system enters a hydrochloric acid separation system for primary washing separation; s2, returning one part of a liquid phase discharged from the hydrochloric acid separation system to the chloromethane reaction system, and enabling the other part of the liquid phase to enter a stripping tower for stripping separation; s3, the gas phase discharged from the hydrochloric acid separation system enters a hydrogen chloride washing system for secondary washing separation, the gas phase discharged from the hydrogen chloride washing system is condensed and then enters a chloromethane purification system, and one part of the liquid phase discharged from the hydrogen chloride washing system returns to the hydrogen chloride washing system for recycling; and the other part returns to the hydrochloric acid separation system to be recycled as a washing solution. The process has the advantages of simple process flow, high conversion efficiency, low energy consumption and few byproducts, and can generate better economic benefits and environmental benefits.