81results about How to "Avoid draining" patented technology

The invention relates to a process for preparing freezing resistance type deicing agent, which belongs to the deicing agent field, the technical proposal is that the process adopts the existing soluble salt deicing agent to prepare. The process for preparation comprises the following steps: firstly, adopting zeolite, bergmeal, meerschaum and other particles to load soluble salt deicing agent to prepare into saturated solution under the temperature which is 20-100 DEG C, secondly, adding inorganic non-metal porous material whose particle diameter is 10 order to 80 order into the saturated solution to immerse for 15min-45min, thirdly, filtering and drying the solution, and finally, drying inorganic non-metal porous material in 105 DEG C to 120 DEG C to be constant weight. In order to prepare freezing resistance type deicing agent which is suitable for different ice and snow weather, the step two and the step four are repeated, namely the whole process of immersing, leaching solution and drying for 1-10 times. The invention provides a deicing agent which can save energy and protect environment, which feasibly solves the shortcoming that deicing effect in the existing utilization mode is transient, the deicing agent can effectively accelerate the disintegration of ice layer, and can reduce the resistance force in the process of manually and mechanically breaking ice and removing snow.

The invention belongs to a method and system for self-cleaning water-saving type comprehensive vehicle washing for a civil construction site. The method comprises the steps of foundation ditch precipitation well and drainage ditch system construction, cofferdam pool construction, construction of a wheel washing machine base, a water storage pool, a wheel washing pool, a filtering pool and a settling pool and the like. The system comprises the wheel washing pool used for conducting primary cleaning on tires of a muck vehicle and sludge on a vehicle body, the wheel washing machine base, a wheel washing machine, a foundation ditch precipitation well, a foundation ditch drainage ditch, a cofferdam pool, the water storage pool, the filtering pool and the settling pool. The method and system for self-cleaning water-saving type comprehensive vehicle washing for the civil construction site have the advantages that the method and structure are novel and simple, the vehicle washing efficiency is high, the vehicle washing effect is good, and environment beautifying, energy conservation, environment protection and water recovery circulation utilization are good.

The invention relates to an automatic water draining valve for locomotives, which is a water draining and pollution discharging device for railway locomotives and is composed of two parts such as a water draining valve and a heating rod; the automatic water draining valve is a water draining valve characterized by high capacity and two-stage action mode; the automatic water draining valve is driven by compressed air in a pipeline as control air source when an air compressor is unloaded; water drainage and pollution discharge are carried out by the control air source; the automatic water draining valve is provided with a flange-shaped mounting bracket and is mounted on the bottom part of an air cylinder conveniently or is mounted on the bottom part of an air filter; a temperature-controlled heating rod is arranged; and a heating valve body is started automatically below 4 degrees centigrade so as to prevent condensed water in the water draining valve from being frozen at low temperature environment. According to the invention, the automatic water draining valve aims to discharge pollutant liquid such as condensed water, oil and the like out of a locomotive air cylinder or the air filter; in addition, the automatic water draining valve is an important component for purifying compressed air or ensuring compressed air to be dried in air pipelines systems on the railway locomotives, internal combustion locomotives, urban rail vehicle and subways.

The invention provides a dip-mode etching device and a dip-mode etching method. The dip-mode etching device includes a bearing platform, a sensor, and an etching groove. The etching groove is providedwith a plurality of liquid inlets and a plurality of liquid outlets at the lower and upper ends respectively. Etching solution is constantly transferred via the liquid inlets, and excessive etching solution is constantly discharged via the liquid outlets, so that there is always etching solution in the etching groove, and the etching solution in the etching groove is always fresh. There is no need to store and discharge etching solution again for each substrate, and the etching efficiency is improved. As the liquid outlets are arranged at the upper end of the etching groove to constantly discharge excessive etching solution, the formation of product Mura due to quick opening of the shutter during liquid discharge of the existing etching device is avoided. In addition, the sensor for judging the end point of etching is set, and compared with observation through eyes, the end point of etching can be judged more accurately, and the best product parameter specification can be obtained.

The invention discloses a preparing method of a pollution-free fertilizer special for macadamia. The preparing method comprises the following steps that firstly, a first mixed material is prepared with crop straw as the main raw material; secondly, waste cob bricks are taken and smashed and then mixed with fruit shell yeast, a second mixed material is obtained, the first mixed material and bentonite are mixed to obtain a third mixed material, and loess mud, river sand and molasses fermentation liquor are mixed to obtain a fourth mixed material; thirdly, the fourth mixed material, the third mixed material and the second mixed material are flatly laid in a cultivation trough from bottom to top in sequence, and green manure grass seeds are sown; fourthly, grass cutting, stirring and fermentation are carried out, and fermentation fertilizer is obtained; fifthly, the fermentation fertilizer is mixed with bamboo shoot peel and auxiliary materials, and the pollution-free fertilizer special for macadamia is obtained. The raw materials used in the method are environment-friendly substances in natural ecology, waste in life is recycled and turned into treasure, the cost of the raw materials is reduced, and the pollution-free fertilizer special for macadamia has the advantages of being nontoxic, free of pollution and nuisanceless.

A coupling valve structure 26 is provided for a fuel supply module 20. The module has a fuel pump 20 disposed in a fuel reservoir 18, a feed line 21 in fluid communication with an outlet of the fuel pump for feeding fuel to a high pressure pump 16 and thus to an engine, and a return line 22 for retuning excess fuel from the engine or high pressure fuel pump to the reservoir 18. The coupling valve structure 26 includes a check valve 28 constructed and arranged to communicate with the feed line to permit fuel to be delivered to the engine and to prevent the fuel from draining back to the fuel pump, and a pressure relief valve 30 integrally connected with the check valve via a conduit 23. The pressure relief valve 30 is constructed and arranged to communicate with the return line such that when pressure of the fuel at the check valve 28 is outside a certain pressure range, the pressure relief valve will open to permit fuel in the conduit to enter the return line to thereby maintain fuel exiting the check valve within the certain pressure range.

According to the present invention, an automatic drainage device symmetrically distributed about the central axis is provided on the lower part of the centrifugal bucket body. There is a balance spring between them and is connected by a balance spring. The lower end of the shell is provided with an end cover. The end cover is installed on the bottom of the shell through a fastening spring. The end cover is provided with a water outlet. The bottom of the float and the end cover The structure is compatible, and the lower end of the bottom of the float is provided with a top tight block matched with the water outlet. In the present invention, under the action of the water pressure and the balance spring, the float opens a suitable gap according to the amount of water to carry out the drainage operation, so as to realize the automatic and continuous discharge of the water in the centrifugal bucket under the condition of non-stop operation, and ensure the safety of the centrifugal field. The airtightness does not affect the separation of pollutants and oil in the centrifugal field, and the displacement can be automatically determined according to the separated water volume, so as to avoid the phenomenon of untimely drainage.

The invention discloses a sterilizing and precipitating system for water treatment. The sterilizing and precipitating system for water treatment comprises a aeration tower and a precipitation tower, wherein the water outlet end of the aeration tower is communicated with the water inlet end of the precipitation tower through a water outlet and suction pipe; a water suction pump is arranged on the water outlet and suction pipe; the water suction pump can suck aerated water in the aeration tower into the precipitation tower. The sterilizing and precipitating system for water treatment adopts a precipitate passage structure, so that discharge of excessive clean water along with a precipitate is effectively avoided; meanwhile, under the rotational agitation of auger blades in an aeration device, an air bubble group violently rolls in a column passage, so that the contact area between bubbles and a water flow is increased, the fluidity is improved, and thus the dissolution efficiency is improved.

The invention discloses a method for coal slime combustion of a circulating fluidized bed boiler. A cellular coal slime pipe orifice is designed to split a stream of coal slime into a plurality of streams, and is positioned below an outlet of a hearth and in the upper part of the hearth in a height direction, the coal slime is horizontally thrown by a reciprocating mechanism leaning against a coal slime pipe section after entering the hearth of the boiler, a layer of upper primary air is arranged on the upper part of the hearth, the thickness of a material layer is properly regulated and controlled to be 450mm to 550mm during the running of the boiler, the volumes of primary air and secondary air are properly regulated and controlled to ensure that the oxygen content of flue gas is 2 to 3 percent, and the negative pressure of the flue gas at the outlet of the hearth is regulated and controlled to be 0 to 50Pa. The method has the advantages that the coal slime flow is prevented from getting close to the outlet of the hearth and a screen type heated surface, the point of fall of the coal slime flow is prevented from being close to a deslagging hole, the concepts of low air volume, low oxygen content, low hearth outlet negative pressure, proper material layer thickness and the like are used for guiding running and regulation, and the operation method is innovative.

The invention relates to a special fertilizer for walnut cultivation. The special fertilizer is developed according to the nutrient status of soil in a walnut orchard under oasis irrigation conditions and the characteristics of fertilizer needs of walnut; and the effective components of the special fertilizer comprise an inorganic fertilizer containing elemental nitrogen, elemental phosphorus and elemental potassium and an organic fertilizer composed of cottonseed oil residue. According to the invention, the organic fertilizer and the inorganic fertilizer are integrated into one; and when applied to the walnut orchard, the special fertilizer can fully satisfy demands of the walnut for a plurality of nutrient elements, activate plant growth genes, promote normal growth and development of the walnut, effectively improve physical and chemical properties of the soil, eliminate soil hardening and enhance stress resistance of the walnut, thereby improving the utilization rate of the fertilizer, increasing a fruit-setting ratio, improving fruit quality and facilitating production of pollution-free green fruit.

The invention discloses a kitchen garbage processor with an anti-blocking effect. The kitchen garbage processor comprises a top cover, a second box body, an electric water inlet valve, a bearing frameand a hydraulic cylinder, wherein a charge funnel is arranged on the top cover in a penetrating mode; the top cover and the second box body are separately fixed at upper and lower sides of the firstbox body through first bolts; the inner side of the first box body is fixedly equipped with a transverse plate, and the lower side of the transverse plate is equipped with a ring-shaped pipeline; a filter plate is arranged in a through hole; the bearing frame is fixedly arranged at the lower side of the bearing plate through a second bolt; a strut is fixedly arranged on a motor shaft through a double-ended bolt; the front side of the first box body is embedded with a transparent plate; the hydraulic cylinder is fixedly arranged in the left side wall of the second box body through a third bolt;and the right side of the second box body is equipped with a discharge pipeline in a penetrating mode. According to the kitchen garbage processor with the anti-blocking effect disclosed by the invention, while part of impurities are stacked on the inner bottom of the second box body, and cannot flow out along with water flow, a pushing plate can move rightwards under action of the hydraulic cylinder and a hydraulic rod to push the impurities out of the second box body.

The invention discloses a cranberry overwintering method by freezing crop straws for cold protection, relates to a cranberry overwintering method, and aims at solving the technical problem that branches and tendrils of the cranberry are damaged since an existing cranberry overwintering method employing flooding and freezing cold protection requests that a cranberry pond ridge needs to have enough height and strength, premature ice snow melting easily appears in the areas with frequent high winds and relatively large temperature changes in spring, and water loss of a plant is fast. The cranberry overwintering method comprises the following steps: (1) crop straw coverage; (2) watering freezing; (3) timely removal of the straws in the next spring; and (4) recovery of normal field management. The cranberry overwintering method disclosed by the invention is applied to overwintering of the cranberry.

The invention relates to the technical field of valves, and discloses an anti-blocking stop valve. The anti-blocking stop valve comprises a valve body, a valve rod is movably connected to the top of the valve body, a rotating rod is fixedly connected to the top of the valve rod, a water inlet pipe is fixedly communicated to one side of the valve body, a water outlet pipe is fixedly communicated to the side, far away from the water inlet pipe, of the valve body, the inner top wall and the inner bottom wall of the water inlet pipe are each provided with a sliding groove, sliding rings are in sliding connection to the interiors of the sliding grooves, a limiting ring is fixedly connected to the inner wall of the water inlet pipe, and the sliding rings are located on the side faces of the limiting ring. According to the anti-blocking stop valve, a first filtering net is arranged inside the water inlet pipe, large sundries can be effectively prevented from entering the valve body through the water inlet pipe by means of the first filter net, and therefore the stop valve has the anti-blocking effect, stop valve blockage caused the fact that the sundries enter the stop valve along with water flow is effectively avoided, and people can use the anti-blocking stop valve more conveniently.

The invention relates to the technical field of buildings, and discloses a building foundation supporting structure. The building foundation supporting structure comprises a positioning column, a supporting piece is arranged on the outer side of the positioning column, drainage devices are installed at the bottom end and the upper end of the interior of the positioning column, and a fixing mechanism is arranged on the inner wall of the positioning column in a penetrating mode; the supporting piece comprises a supporting plate, a first rotating mechanism is connected to the surface of the innerside of the supporting plate, a second rotating mechanism is connected to the outer surface of one end of the positioning column, and a connecting rod is arranged between the first rotating mechanismand the second rotating mechanism; and each drainage device comprises a bottom plate and a support, a filtering grid is arranged in each bottom plate, a water pump is installed at the upper end of each filtering grid in the positioning column, and a water pipe is connected to a drainage port of each water pump. According to the building foundation supporting structure, foundation holes with different hole diameters can be reinforced, collapse caused by long-time water immersion of foundation holes can be prevented, and the supporting structure can be fixed more firmly.

The invention provides a solar irrigation system for banana plantation on a mountain land, and belongs to the field of solar irrigation. The solar irrigation system for banana plantation on the mountain land comprises a solar panel, a voltage stabilizing circuit, a battery pack, an electric quantity detecting circuit, a controller circuit, a motor drive circuit, a motor circuit, a water outlet switch, a water storage tank, a humidity sensor circuit and a water level sensor circuit. The output end of the solar panel is connected with the voltage stabilizing circuit; the output end of the voltage stabilizing circuit is connected with the battery pack; the output end of the battery pack is connected with the controller circuit; the output end of the battery pack is connected with a motor drive circuit; the detecting end of the electric detecting circuit is connected with the battery pack; the output end of the electric quantity circuit is connected with the controller circuit; the output end of the water level sensor circuit is connected with the controller circuit; the output end of the humidity sensor circuit is connected with the controller circuit; the input end the motor drive circuit is connected with the controller circuit; and the output end of the motor drive circuit is connected with the motor circuit.

The invention relates to the technical field of lead frame surface treatment, in particular to an integrated circuit lead frame surface treatment device which comprises a shell, and spray washing mechanisms used for conducting spray washing on the surface of a lead frame are symmetrically arranged on the two sides of the shell. A conveying mechanism used for clamping a lead frame to move in the shell is arranged on the inner wall of the shell, a guide plate is fixed to the inner wall of the shell, the top face of the guide plate is inclined, a communicating groove is formed in the position, located at the lowest position of the guide plate, of the shell, and a draining box is fixed to the outer wall of the shell and communicates with the interior of the shell through the communicating groove. A filter opening is formed in the top surface of the guide plate close to the draining box, and a first filter screen is fixed in the filter opening; according to the scheme, liquid medicine is sprayed to the lead frame through the spray-washing mechanism, and the liquid medicine is filtered in time, so that impurities are prevented from adhering to the surface of the lead frame, and subsequent processing of the lead frame is facilitated.

The invention belongs to the technical field of ranid culture, and discloses a quasipaa spinosa culture method. The quasipaa spinosa culture method comprises the following steps: culture land construction: arranging a plurality of feeding devices in a rearing pool, and by using the characteristic that baits are driven by the feeding devices to move along a vertical direction so as to be convenient to perceive by froglets, thereby improving feeding effects and shortening the growing period of the froglets; a frog spawn incubation stage: setting a condition suitable for tadpoles to incubate, and cleaning lesion frog spawns so as to prevent healthy frog spawns from being infected; a tadpole transformation stage; an adult raising stage. According to the quasipaa spinosa culture method, the problem that quasipaa spinosa slowly grows since quasipaa spinosa feeding effects are poor in the prior art is solved.