71results about How to "Enough oxygen" patented technology

The invention discloses a conditioner for remediating organic contaminated soil by utilizing microbes. The conditioner comprises the following components in percentage by mass: 5-20% of microbial flora fermentation liquor, 20-50% of an organic improver and 30-75% of a culture medium, wherein the microbial flora relates to 19 bacterial genera comprising acinetobacter, micrococcaceae, bacillus, candida, trichoderma and aspergillus; the organic improver is one or several of diatomite, humus, straws, charcoal, saw dust, bagasse and plant ash; the culture medium contains monopotassium phosphate, dipotassium phosphate, ammonium sulfate, limestone and bean pulp. The conditioner disclosed by the invention contributes to degrading growth and reproduction of the microbial flora of organic pollutants, and can achieve effects of regulating the pH value of the soil and nutrition-allocated proportion of carbon, nitrogen and phosphorus, effectively improving the composition and structure of the organic contaminated soil and avoiding the phenomenon that the ventilation volume of soil is reduced due to hardening, so that the organic contaminated soil is effectively remediated.

The invention discloses preparation for a humic-acid-contained water-soluble fertilizer by utilizing molasses alcohol fermentation liquid. The preparation comprises the following steps: using molasses fermentation liquid with a brix of 45 to 75% as a main raw material, adding biological bacteria with a weight accounting for 0.5 to 5% of the weight of the molasses fermentation liquid, carrying out uniform mixing and then carrying out placing in a fermentation pool, carrying out fermentation at 30 to 60 DEG C for 32 to 40 hours, then carrying out high-temperature inactivation at 200 to 250 DEG C, adding a water-soluble nitrogen fertilizer, a water-soluble phosphate fertilizer and a water-soluble potash fertilizer with a total weight accounting for 15 to 40% of the weight of the molasses fermentation liquid, and carrying out filtering and removing sediments so as to obtained the humic-acid-contained water-soluble fertilizer. According to the invention, rich humic acid, organic matters, amino acid and plant-needed trace elements like nitrogen, phosphorus and potassium contained in the molasses fermentation liquid are utilized to effectively improve soil, so the organic matters are increased; fertilizer efficiency is strengthened; growth of plants is promoted; and requirements for integration of water and fertilizers in modern agricultural science and technology can be met; meanwhile, useful substances like the trace elements, the organic matters, amino acid and humic acid in the molasses fermentation liquid are fully utilized to return to a field, so wastes are turned into treasures.

The invention discloses a novel cyclone bias pulverized coal burner. The novel cyclone bias pulverized coal burner is characterized by comprising a central pipe, a pulverized coal concentration device, a primary air channel, a pulverized coal bias separating cylinder, a central pipe flaring, a primary air pipe flaring, a secondary air channel, a cyclone, a tertiary air channel and a tertiary air pipe flaring from inside to outside. According to the novel cyclone bias pulverized coal burner, the ignition and the burning of anthracite are supported in a mode of supplementing high-quality bituminous coal, the effect of increasing volatile matters of pulverized coal in a disguised form is achieved in the preliminary burning stage of the pulverized coal, and the timely ignition, the stable burning and the efficient burnout of low-volatile-matter pulverized coal are guaranteed. The novel cyclone bias pulverized coal burner is simple in structure, convenient to transform, and capable of efficiently burning the low-volatile-matter coal and particularly suitable for the structural transformation of burners of medium and small-sized industrial boilers, and can be widely applied to burning of low-volatile-matter anthracite duff for the industrial boilers.

The invention belongs to the technical field of daily necessaries, and particularly discloses an integrated mosquito coil box, which comprises a box cover, an ash collecting box, a bottom box, a long rod and a storage box, wherein a plurality of through holes are arranged on the upper end of the box cover, a locking body is arranged on the box cover, an ash leakage net is arranged on the upper end of the ash collecting box, a baffle plate which is hinged with the ash collecting box is arranged on one end of the ash collecting box, a support is arranged on the other end of the ash collecting box, and the box cover and the ash collecting box are hinged. The upper end of the long rod is of a hook shape, and is matched and connected with the locking body, the upper portion of the long rod is hinged with the support, a pressing cap is arranged on the long rod, and is arranged above the support, and the lower end of the long rod is hinged with the storage box. The bottom box and the storage box are connected in a sliding mode, the right end of the storage box and the inner wall of the bottom box are connected through a first elastic piece. The integrated mosquito coil box solves the problems that mosquito coils are not convenient to store and fussy in use process. Compared with the prior art, the integrated mosquito coil box saves time and labor when using, is safe and sanitary, and is also extremely convenient in use process.

The invention relates to a thermal-insulating, oxidizing and cooling device used in vanadium extraction from stone coal and a using method of the device, and the device belongs to the technical field of vanadium extraction. The thermal-insulating, oxidizing and cooling device comprises a secondary air fan, a screening chute, a thermal-insulating and oxidizing segment, a heat compensation system, a cooling segment, a vibrating discharge device and a chain-slat conveyor, wherein the screening chute is supported on a beam at the upper part of the thermal-insulating and oxidizing segment in an inclined way and an angle of 25 degrees is formed between the screening chute and the horizontal surface, the thermal-insulating and oxidizing segment is arranged under the screening chute, the cooling segment is arranged below the thermal-insulating and oxidizing segment; the cooling segment is directly communicated with the thermal-insulating and oxidizing segment in a welded way, the lower end of the cooling segment is connected with the vibrating discharge device through bolts; conveying equipment, namely the chain-slat conveyor is arranged at a 350mm part below the vibrating discharge device; the heat compensation system is arranged 300mm above the connection part of the thermal-insulating and oxidizing segment and the cooling segment; the heat compensation system is connected with the thermal-insulating and oxidizing segment through flange bolts; the secondary air fan is introduced into the cooling segment (5) through an air pipeline; and the air pipeline of the secondary air fan (1) is connected with the cooling segment (5) through flange bolts. The thermal-insulating, oxidizing and cooling device and the using method of the device have the advantages of solving the problems such as insufficient oxidizing atmosphere and short thermal insulation time in stone mine calcination.

The invention discloses a domestic sewage material filtering device, and belongs to the technical field of domestic sewage treatment. The domestic sewage material filtering device comprises two relatively large box bodies (a solid impurity filtering box and an organic matter cleaning box), a connecting pipe and an oil liquid filtering box, wherein the connecting pipe is used for connecting the solid impurity filtering box and the organic matter cleaning box; the oil liquid filtering box is arranged on the connecting pipe; the solid impurity filtering box is separated into a large solid filtering region and a small solid filtering region by a separation plate; a rotating blade group and a first rotating cylinder of a windmill structure are arranged in the large solid filtering region; fixedcutter teeth and blade cutter teeth which are matched are arranged at one side of a first fixed cylinder body and rotating blades; first through holes are formed in the side wall of the first rotating cylinder; the first rotating cylinder is filled with active carbon; a second rotating cylinder and rotating fan blades are arranged in a small solid filtering cavity; reticular metal filled with quartz sand and zeolite is arranged between the rotating fan blades; third through holes are formed in the side wall of the second rotating cylinder; the domestic sewage material filtering device is alsoprovided with a solid accommodating box and a water body accommodating box. The domestic sewage material filtering device has the advantages that the design is reasonable and is optimized; the structure is compact; the occupied space is relatively small; the work flow process is short; the treatment efficiency is high; the treatment effect is better.

The invention discloses an indefinite fresh food logistics transportation box. The indefinite fresh food logistics transportation box comprises a box body, wherein a box cover is arranged at a notch in the upper end of the box body, a plurality of ventilation openings are uniformly formed in the box cover, a mounting groove is coaxially formed in the lower side of the box body, a plurality of oxygen enrichment pipes are uniformly arranged between the inner top wall of the mounting groove and the inner bottom wall of the box body in a communicating mode, a rotating rod is rotationally connectedto the upper middle portion of the inner top wall of the mounting groove through a torsion spring, and a rotating disc is arranged on the rotating rod in a sleeving mode through a one-way bearing. According to the indefinite fresh food logistics transportation box, the oxygen enrichment pipes and through holes are arranged, so that oxygen can be intermittently supplied to different positions in the box body in a nondirective mode, the utilization rate of an oxygen enrichment pump is improved, and the dissolved oxygen amount in the box body is increased; and meanwhile, when oxygen is suppliedto a certain oxygen enrichment pipe, fresh food is gathered at the position, when the oxygen is not supplied to the oxygen enrichment pipe at the position, and the oxygen is supplied to the adjacent oxygen enrichment pipe, the fresh food is gathered at the other position, so that the fresh food in the box body can be prevented from being gathered at a certain position, most of the fresh food in the box body can be guaranteed to obtain enough oxygen, and then the survival rate of the fresh food is improved.

The invention relates to an oligodynamic sewage treatment system and a method, which belongs to the technical field of organic waste water treatment. The oligodynamic sewage treatment system comprises a sewage collection tank, a precipitation tank, a regulation tank and a fan blower. The invention is characterized in that the oligodynamic sewage treatment system also comprises a sand biological filter tank, wherein the sewage collection tank, the precipitation tank, the regulation tank and the sand biological filter tank are sequentially communicated, the sand biological filter tank consists of a lower pebble layer, a yellow sand layer, an upper pebble layer and a thick soil layer, the lower pebble layer is arranged at the bottom of the sand biological filter tank, the yellow sand layer is arranged on the lower pebble layer, the upper pebble layer is arranged on the yellow sand layer, the thick soil layer is arranged on the upper pebble layer, aeration pipes are paved in the lower pebble layer, the aeration pipes are connected with the fan blower and a water outlet, sewage pipes are paved in the upper pebble layer, and the sewage pipes are communicated with the regulation tank. The invention has the advantages of low operation cost, high efficiency, low construction cost, strong applicability, high sewage processing efficiency, small area of occupied ground and ground resource saving.

The invention discloses an alpine grassland mining area rock slope regreening matrix and a preparation method thereof, and relates to the technical field of rock slope regreening. According to the alpine grassland mining area rock slope regreening matrix and the preparation method thereof, mining area waste land soil, decomposed organic waste, straw, a binder, a water-retaining agent, a composite microbial fertilizer, a slag, fly ash and a pH regulator are mixed into the regreening matrix, the matrix components are specifically blended by utilizing the synergistic effect of the components, the problems that rock slope soil is poor in adhesive capacity, poor in water-retaining property and low in organic matter content are effectively solved, the straw, the slag, the decomposed organic waste, the fly ash and the like are used as components of the regreening matrix, waste is utilized, energy is saved, environment friendliness is achieved, and the regreening matrix has high practical value and application prospects.

The present invention discloses a pulse stirring bioreactor for secretion, separation and collection of exosomes. The pulse stirring bioreactor comprises a cell culture device and an exosome separation and collection device; the exosome separation and collection device is connected with the cell culture device and can collect the exosomes separated from a culture solution in the cell culture device; the cell culture device comprises a stirring device and is used for applying stirring power to the culture solution in the cell culture device; and the cell culture device comprises a pulse devicewhich can add the culture solution to the cell culture device in a pulsed manner. The bioreactor can enable the culture solution and cells to be fully mixed to keep enough oxygen supply, the stirringdevice is not in direct contact with the cells and reduces a shearing force of the cells, and at the same time, the pulse stirring bioreactor can simulate cell growth environment in vivo and stimulateNK cells or other suspended cells to secrete a large amount of cell products

The present invention provides a seed potato mist-spraying cultivation device and method. The device is as follows: a support is made from angle iron through fixing pieces, a top plate ia placed on the support, planting holes are arranged in the top plate, fixing racks are arranged besides the planting holes, layer plates are arranged in middle parts of the support, layer plate holes are arrangedin the layer plates, spraying pipes are arranged at lower sides of the layer plate holes and connected with a water pump, the water pump is driven by a motor, stop valves are arranged on the sprayingpipes, water tanks are placed on the most lower side layer plates, a bottom part of the support is provided with universal wheels and fans are arranged on left and right side walls of the support. Theseed potato mist-spraying cultivation device uses multi-level layer plates to realize mist-spraying which only aims at roots without seed potatoes and reduce water content of potato tubers; a mist-sprayed nutrient solution is not directly sprayed on the tubers, so that osmotic damages are avoided. Ventilation between the layers is realized to further reduce water content of the potatoes and alsoensures sufficient oxygen of root cells, and air convection realizes constant root temperatures and external temperatures. The multi-level layer plates realize sequential harvesting and seed potato classification is more convenient.

The invention relates to a covering cultivation technology for Phyllostachys praecox. A first step: 7500kg/ha pig manure or 6000kg/ha chicken manure or duck manure are applied on the bamboo ground andrice chaff of the same weight is evenly spread for 5cm thick; a second step: a first layer of cover is covered with dry straw; the total amount of dry straw used is 22.5 thousand kg/ha, which is covered twice and used half dry grass at a time of 3 to 5 days; each time the thickness of the cover is 10 to 15 cm; each time the cover is covered with water so that the moisture content of the straw reaches 55% to 65%; a third step: after 3 to 5 days after the second dry straw cover, the remaining rice chaff is used for covering; the total amount of rice chaff is 15 to 225,000 kg/ha and the cover thickness is 15 to 20 cm. The invention can shoot out the bamboo shoots earlier, provide sufficient nutrition for the growth of Phyllostachys praecox, increase the yield of Phyllostachys praecox, and greatly increase the economic benefit.

The invention provides a carp breeding method. The carp breeding method comprises the following steps that 1, an ecological breeding pond is established, wherein the breeding pond is established, is sterilized by using quick lime and is cleaned with clear water, loose sandy soil rich in humus is arranged at the position, close to a water source, of the periphery of the breeding pond to build a platform having the width of 70-80 cm, pond sludge having the thickness of 30-40 cm is laid on the bottom of the pond, reeds are planted in the sludge, and then clean and pollution-free water is introduced into the pond; 2, carp stocking is performed, wherein the stocking densities and specifications are as follows: 120-130 kg of grass carps are put per mu, and each grass carp is 90-100 g; 20-24 kg of silver carps are put per mu, and each silver carp is 40-50 g; 15 kg of golden carps are put per mu, and each golden carp is 81 g; 4-6 kg of grass carps are put per mu, and each grass carp is 130-140g; the breeding time is 60-80 days; 3, feeding is performed, wherein artificial feeds are put, the daily putting amount of the artificial feed is 6-10%o. of the total weight of the fish. The fat content of carps bred by adopting the method is reduced, fish meat has toughness and elasticity, delicious, smooth and tender taste is increased, and the carps have the delicious flavor and taste of naturally growing carps.

The invention relates to a fire danger preventing system for a household washroom. A window and a ventilating device in the washroom are removed and a fireproof material with excellent sealing property is used for sealing; a door on an outer wall of the washroom is replaced by a fireproof door with excellent sealing property; an emergency illuminating lamp is arranged at the top of the wall of the washroom; an air inlet fan and a fireproof air inlet channel connected with the outer side of a draughty room are arranged above the wall of the washroom close to one side of the draughty room; an air outlet fan and a fireproof air outlet channel connected with the outer side of the draughty room are arranged under the wall of the washroom; and a storage battery which is connected with the emergency illuminating lamp, the air inlet fan and the air outlet fan is arranged in the middle. The washroom is normally used at ordinary times. When a fire disaster happens and people cannot escape, the washroom can be served as a temporary place for avoiding fire danger.

The invention relates to the technical field of battery material sintering and discloses an exhausting and pressure stabilizing system of a ternary battery anode material sintering atmosphere kiln. The system comprises an exhausting device, a flue gas automatic adjusting device and a flue gas extraction device which are connected successively. The exhausting device communicates to the kiln, a pressure detection device is further connected to the kiln, the pressure detection device is in signal connection to the flue gas automatic adjusting device, the pressure detection device monitors a pressure of the kiln in real time and provides flue gas excess flow guidance to the flue gas automatic adjusting device, the flue gas extraction device comprises an exhaust fan and a first pressure detector for detecting the pressure of the flue gas discharged by the flue gas automatic adjusting device, the first pressure detector is arranged between the exhaust fan and the flue gas automatic adjustingdevice, and the first pressure detector is in signal connection to the exhaust fan. Closed loop control is achieved on exhausting and pressure stabilizing. By monitoring the pressure of the kiln andfeeding the pressure back to the flue gas automatic adjusting device, the flue gas extraction device senses the pressure of the flue gas, and the exhaust fan adjusts the suction power, so that an advantageous atmosphere of the kiln is guaranteed.

The invention provides a planting method for non-toxic rice, and belongs to the technical field of agriculture. The planting method comprises the following steps of preparing a base fertilizer, preparing a paddy field, carrying out paddy field arrangement, planting the rice, and carrying out normal field management, and also comprises the following steps of carrying out pretreatment on the paddy field, carrying out sowing, carrying out field management before seedling pulling, transplanting rice seedlings, carrying out field management in the growth period, carrying out treatment before harvest, and carrying out harvesting. According to the method, a traditional Chinese medicine is used for sterilization and deinsectization, so that the effects of sterilization and deinsectization are achieved under the condition that no chemical pesticides are used, meanwhile, a greenhouse and a temperature control and water control system are used for carrying out controlled planting on the rice in the paddy field, so that the interference of outdoor plant diseases and insect pests to the rice is isolated, meanwhile, the growth environment of the rice can be improved and automatically controlled,the yield of the rice is increased, in addition, a base fertilizer body and traditional Chinese medicine residues are adopted as the base fertilizer, so that soil is improved, salinization of the soil is avoided, and the traditional Chinese medicine residues can be further used as a fertilizer to promote the growth of the rice when being rotted and decomposed.