50results about How to "Guaranteed diversion" patented technology

The invention discloses a method for improving utilization efficiency of NAT address pool resource and a corresponding device, which are applied for network equipment, wherein a plurality of business boards are allocated to one aggregation group which is configured with same NAT address pool resources. The method comprises the steps of: receiving a forward message, extracting a destination IP address in the forward message, scheduling the forward message to a business board with a NAT function according to the destination IP address for processing; and receiving a backward message, extracting a source IP address in the backward message, and scheduling the backward message to the business board with the NAT function according to the source IP address for processing, wherein when the source IP of the backward message is same with the destination IP of the forward message, the forward message and the backward message are processed in a same business board. According to the method of the invention, through configuring same NAT address pool resources on all business boards in one aggregation group, sharing for the NAT address pool resource is realized.

The invention relates to a hydraulic fracturing and methane in-situ blasting cooperative fracturing permeability-increasing method which is suitable for shale gas reservoir exploitation. The method comprises the steps that horizontal drilling construction is conducted on a to-be-constructed area, and then cracks are formed around the hole wall of a horizontal drill hole through energy-gathered perforation; the cracks around the horizontal drill hole continue to be expanded in a hydraulic fracturing mode, and methane extraction is conducted after fracturing fluid is discharged; after methane gas is reduced, in-situ blasting fracturing is conducted on methane participating in the horizontal drill hole; after blasting, the cracks in the horizontal drill hole continue to be expanded, so that the methane continues to seep, and then extraction continues to be conducted; and blasting fracturing and extraction operation are repeated, so that blasting cooperative fracturing permeability increasing is achieved, and the shale gas exploitation effect is greatly enhanced. The method is reasonable in design, high in construction operation feasibility and suitable for fracturing transformation of unconventional oil and gas reservoirs such as shale gas reservoirs, coal bed gas reservoirs and tight sandstone gas reservoirs.

The invention discloses an insulation processing method of an MgB2 wire strip. The insulation processing method of the MgB2 wire strip includes: firstly, weaving glass fiber on the surface of the MgB2 wire strip to obtain the MgB2 wire strip coated with woven fabric on the surface; secondly, processing the MgB2 wire strip coated with woven fabric on the surface by going through a paint box provided with insulating paint to obtain the MgB2 wire strip dipped with the insulating paint; thirdly, drying the MgB2 wire strip dipped with the insulating paint to obtain the MgB2 wire strip coated with the insulating paint; fourthly, winding the MgB2 wire strip coated with the insulating paint into a cake; or winding the MgB2 wire strip coated with the insulating paint into a magnet coil of requiredspecification; and fifthly, performing heat treatment for the cake or the magnet coil in a heat treating furnace. Mechanical strength and thermal conduction property of the MgB2 wire strip can be improved after the MgB2 wire strip is woven through the glass fiber and dipped by the insulating paint, and mutual bonding among sheathes caused by thermal expansion of the MgB2 wire strip in the thermaltreatment so as to influence engineering practical application is avoided.

The invention relates to a water seepage structure and method. The water seepage structure comprises a water seepage well and a water permeation layer, wherein the water seepage well is vertically arranged in a soil layer of the ground; the water seepage well is filled with a flow guide object; the water seepage well infiltrates received water into an underground water layer through the flow guide object; the water permeation layer is arranged on the soil layer and covers a well mouth of the water seepage well; and the water permeation layer directly infiltrates surface water into the soil layer or guides the surface water into the water seepage well. The water seepage well is arranged on the ground, so that water in a ground surface layer can be quickly infiltrated into the underground water layer to quickly recover the underground water level, the cost is low, and the efficiency is high; the water seepage well is filled with the flow guide object, so that the seepage velocity of the water can be increased by utilizing a capillary tube principle; and the water permeation layer is arranged on the surface layer of the water seepage well, so that accumulated water can be prevented from being generated on the surface of the soil layer between water seepage wells.

The invention provides a high-efficiency condenser and an air conditioner with the same. The high-efficiency condenser can solve the problem that a heat exchanger of the prior art cannot give full play to heat exchange capacity, and adopts the technical scheme that: the high-efficiency condenser comprises a front row condenser, a back row condenser, a U-shaped tube, a fin, an inlet tube stack, an intermediate liquid distributing tube stack and an outlet fluid diversion tube stack, wherein the front row condenser and the back row condenser are provided with a plurality of fluid diversion branches; the front row condenser has a long row; and the back row condenser has a short row. The high-efficiency condenser is characterized in that: the flow paths of the fluid diversion branches are set into a combination of inverted U shapes and regular U shapes. The high-efficiency condenser optimizes the flow path of the condenser, newly designs the inner row heat exchanger, the outer row heat exchanger, the inlet tube stack, the outlet tube stack and the intermediate liquid distributing tube, uniformly distributes refrigerants in each flow path of the heat exchanger, improves the overall heat exchange balance, improves the heat exchange efficiency of the condenser and reduces the manufacturing cost of the condenser.

The invention relates to the technical field of urban construction, in particular to a road-dependent rainwater purification and storage ecological utilization system in northern cities, comprising aroad central drainage green plant unit, a roadside drainage unit, a roadside surface green plant purification unit, an underground seepage storage unit and rainwater wetland gardens, wherein due to the road central drainage green plant unit, the surface water permeable area of the pavement is increased; the drainage ditch can effectively reduce the garbage blocking the pavement drainage outlet, accelerate the drainage velocity, and prevent the snow water containing snow melting agent from flowing into the green belt in winter; due to the sidewalk drain ditch, excessive rainwater on the pavement is introduced into the roadside surface green plant purification unit to increase the infiltration area and time of the rainwater; the underground seepage storage unit is set up to store rainwater for later use; due to the rainwater wetland gardens, the rainwater infiltration area and rainwater retention time can be enlarged in rainy season; and the rainwater wetland gardens and the roadside surface green plant purification unit are connected in ditches, thus greatly reducing the amount and area of road water.

The invention discloses a relay multifunctional detection machine which structurally comprises a relay detection slot, a box shell slot base, an integrated circuit board, a power switch board, a human-computer interface screen, a connecting column end cylinder and a button key position board. According to the invention, cooperation between the relay detection slot and the integrated circuit boardis realized, the flatness of the pin end base is adjusted and pressed through the collector plate cushion cylinder and the clamping plate transverse rail frame, so that a subsequent centralizing pin relay piece is operated to be in butt joint with the collector plate, the secondary assembling and debugging stability effect of the relay base is achieved, and a soldered solid metal inner cavity is scanned in a penetrating mode through the double scanning probes. High-low potential difference and inner core connecting column end scanning operation are formed, the flow guide and node nursing effects of a clamping springing push relay of the base are guaranteed, the failure phenomenon of individual contacts of the relay is improved, the homogeneous multifunctional relay conduction amount detection fineness is improved, and the safety coefficient of the relay is guaranteed.

The invention discloses a vibration feeding device for crude ore desliming and dressing. The vibration feeding device for crude ore desliming and dressing comprises a crude ore bin, a vibrating feeder, a first water flushing device, a jaw breaker, a guiding device, a spiral classifier and a ball mill. The vibration feeding device for crude ore desliming and dressing is characterized in that the vibrating feeder is installed on the lower left side of the crude ore bin, the first water flushing device is installed above the position where the crude ore bin is connected with the vibrating feeder, the jaw breaker is mounted at the left side of the vibrating feeder, the spiral classifier is arranged in front of the vibrating feeder, the guiding device is installed below the vibrating feeder and is connected with the spiral classifier, and the gradient of a groove body of the guiding device is not smaller than 30%; the ball mill is connected with the spiral classifier through an ore feeding ribbon conveyer. According to the vibration feeding device for crude ore desliming and dressing, the area occupied by an ore dressing plant can be effectively reduced, the adaptability to ore processing is high, and technological energy consumption can be greatly reduced; in addition, the structure is simple, and investment is small; the vibration feeding device is particularly suitable for ore dressing plants small in area and short of capital.

The invention discloses refrigerant flow-dividing equipment for an air conditioner, and a using method thereof, and belongs to the technical field of air conditioner refrigeration. The refrigerant flow-dividing equipment for the air conditioner comprises a shell body, wherein a liquid inlet port is formed in the bottom of the shell body; a liquid inlet pipe is connected to the inner wall of the liquid inlet port; connecting plates are connected to the inner walls of the two sides of the shell body separately; a flow-dividing stop block is connected between the two connecting plates; an arc-shaped groove is dug in the bottom wall of the flow-dividing stop block, and formed above the liquid inlet pipe; a conveying cavity is connected to the top of the shell body; the shell body communicateswith the conveying cavity; a rotating pipe is rotationally connected to the inner wall of the conveying cavity; a spiral conveying blade is fixedly arranged on the outer wall of the rotating pipe; anempty cavity is dug in the flow-dividing stop block; a groove is dug in the inner wall of the empty cavity; and a driving motor is connected to the inner wall of the groove. According to the invention, the mixing uniformity of a gas-phase and liquid-phase mixed refrigerant is improved, normal flow-dividing for the refrigerant is ensured, and then the problem that the normal work of the air conditioner is influenced due to non-uniform mixing for the gas-phase and liquid-phase refrigerant is effectively avoided.

The invention discloses a water distribution device for a residue ejecting rod of a coffee machine. The water distribution device comprises a residue ejecting rod body and a water distribution plate cover, the upper end of the residue ejecting rod body is provided with a plate cover structure, and the water distribution plate cover is arranged on the plate cover structure and is matched with the plate cover structure; the water distribution plate cover and the plate cover structure are respectively provided with water distribution holes. According to the technical scheme, the water distribution device has the advantages that distribution of hot water can be guaranteed, the water is uniform and stable in each distribution, and coffee ingredients in coffee powder can be extracted evenly so that high-quality coffee can be brewed.

The invention relates to an efficient filtering device for purifying and disinfecting air. According to the device, an electrostatic primary filtering net, a plasma polymerizing filtering layer and a functional ceramic compound filtering net are sequentially arranged in a sealed air flue by layers; an air exchanging device is arranged at one side of the functional ceramic compound filtering net; a combined power supply is used for providing electric power for the electrostatic primary filtering net, the plasma polymerizing filtering layer and the functional ceramic compound filtering net. The three layers of filtering layers are mounted in the sealed air flue provided with the air exchanging device; the efficient filtering device can be used for efficiently filtering inhalable particles in the air and effectively degrading volatile organic compounds in the air and organic chemical components of toxic and harmful gases, and killing bacteria and viruses; the whole device is simple in structure, easy to manufacture, convenient to maintain and high in energy efficiency ratio and can be widely applied to various fixed or movable fields including office buildings, family rooms, industrial and mining enterprises, underground construction, means of transportation and the like.

The invention discloses a cargo anti-retention conveyor and a cargo conveying method. The cargo anti-retention conveyor comprises a conveyor body, universal wheels, supporting legs, inclined struts, a protective cover, a cargo anti-retention mechanism, a first S-shaped conveying belt and a second S-shaped conveying belt; the universal wheels are fixedly mounted on the two sides of the bottom of one end of the conveyor body; and two supporting legs are fixedly installed at the bottom of one end, far away from the universal wheels, of the conveyor body. According to the cargo anti-retention conveyor and a cargo conveying method, due to the arrangement of the cargo anti-retention mechanism, cargoes can be distributed and conveyed to the first S-shaped conveying belt and the second S-shaped conveying belt correspondingly, and the situation that the cargoes are retained or fall off due to the fact that the cargoes are not taken and placed in time is prevented. The second S-shaped conveying belt provides cargoes for people stacking the cargoes at the bottom, two people work at the same time, people do not need to climb up and down to stack the cargoes, and the cargoes stacking efficiency is effectively improved.

The invention relates to an expanding device for combining a liquid species and a particulate solid species, which includes a vessel 200 in which a stirrer 800 having paddles that rotate about a shaft 810 is arranged, the stirrer being optionally provided with a flow guide tube 210, wherein the vessel 200 also includes a static obstacle 830 that is generally centred around said shaft and aligned with the stirrer, characterised in that the static obstacle 830 has, in a plane passing through the shaft, an outer transverse dimension that increases as it moves away from the stirrer 800 parallel to said shaft 810, having a constant or increasing slope relative to said shaft.

The invention discloses a coal water slurry potential energy recovery technology. The coal water slurry potential energy recovery technology includes a recycling device body; the surface of one side of the recycling device body is fixedly provided with a reinforcing sleeve base; an air inlet pipe penetrates through the inner side of the reinforcing sleeve base; a rack is slidably limited in a cavity of the reinforcing sleeve base; one side of the rack is connected with a gear in an engaging mode; a rotating shaft is connected with the joint of the rack and the cavity of the reinforcing sleevebase through a bearing; the rotating shaft extends to the outer wall of the reinforcing sleeve base, and the tail end of the rotating shaft is fixedly provided with a handle; the surface of the outerside of the air inlet pipe is provided with a clamping groove for being clamped with the rack; and one end of the rack is located in the clamping groove. By arranging the handle, the problem that theconnection of the air inlet pipe and the recycling device body is effectively avoided, and the connection between the air inlet pipe and the recycling device body is reinforced conveniently and steadily, the diversion effect of the air inlet pipe on materials is ensured, and the sealing performance of the device is improved; and by arranging a protective cover, a control panel is conveniently protected, and the service life of the control panel is prolonged.

The invention discloses an airtight negative pressure type high-capacity blood circulation device for a vein model, belongs to medical teaching models, and particularly relates to a blood circulation dynamic device for a venous puncture teaching model. A closed plasma storage tank is connected with an inlet of an elastic work bag, an outlet of the elastic work bag is connected with a vein model vascular net, an outlet of the vein model vascular net is connected to the plasma storage tank through a plasma return pipe, a drain pipe is connected to one side of the return pipe, the outlet and inlet of the elastic work bag are each provided with a one-way valve, and a one-way damper valve is installed at the position where the vein model vascular net is connected with the plasma storage tank. The device is connected with a vein model at the corresponding position to form a high-simulation model with venous blood circulation, and practice similar to clinical venous infusion can be provided for practitioners.

The invention discloses a high-temperature superconducting tape capable of improving thermal stability, which comprises a superconducting tape body and a metal reinforcing layer fixedly arranged on atleast one side of the superconducting tape body, and is characterized in that the superconducting tape body sequentially comprises a copper stabilizing layer, a substrate layer, a buffer layer, a transition layer, a superconducting layer, a silver stabilizing layer and a copper stabilizing layer from top to bottom; one surface, far away from the superconducting tape body, of at least one metal reinforcing layer is provided with an uneven surface; and the thickness of the metal reinforcing layer is 20-200 [mu]m. By implementing the method, the heat dissipation efficiency and the heat stabilityof the high-temperature superconducting tape can be improved.

The invention discloses a drainage tunnel receiving sewage and rainwater simultaneously. The drainage tunnel comprises a tunnel body, a sewage bin for sewage storage and conveying and a rainwater binfor rainwater storage and conveying, wherein the sewage bin and the rainwater bin are located in the tunnel. The sewage bin and the rainwater bin are separated through a partition wall. The partitionwall is provided with an intercommunicating gate causing the rainwater bin and the sewage bin to be communicated with or separated from each other and a service port. A sewage inlet pipe channel communicated with the sewage bin and a rainwater inlet pipe channel communicated with the rainwater bin are arranged outside the tunnel body respectively. The top of the tunnel body is provided with a breather pipe, and isolation gates are arranged on the two sides of the tunnel body. The drainage tunnel can receive the sewage and the rainwater simultaneously, it can also be ensured that the sewage binand the rainwater bin can be overhauled independently, so that the tunnel construction mileage is greatly shortened, occupied land is saved, and the fabrication cost and the maintenance cost are low.

The invention relates to the technical field of chemical fiber production and in particular relates to a production technology of coated modified polyethylene fibers. The production technology comprises the following steps: (1) melting and extruding polyethylene and polyester respectively through a screw rod, so as to obtain a melted polyethylene material and a melted polyester material; (2) coating the surface of the melted polyester material with the melted polyethylene material according to the mass ratio of (45 to 70) to (30 to 55), so as to obtain polyester modified polyethylene, whereinthe step of coating is realized by enabling the melted polyester material to pass through a bath groove containing the melted polyethylene material in a fine flow manner; (3) cooling the polyester modified polyethylene; then adding an oil agent on the surface of the polyethylene to obtain a coated modified polyethylene fiber semi-finished product; and (4) carrying out stretching, curling and thermal setting on the coated modified polyethylene fiber semi-finished product to obtain the coated modified polyethylene fibers. The coated modified polyethylene fibers obtained by the production technology have the advantages of high strength, uneasiness of being deformed after stretching, high cohesive force, uneasiness of generating static electricity and good comprehensive performance, and are applicable to textile fabrics.

The invention discloses a stirring device for preparing polycarboxylic acid mother liquor. The device comprises a shell, a lubricating mechanism and a cleaning mechanism, wherein a motor is arranged on the surface of the top end of the shell; an output shaft of the motor is fixedly connected with a rotating shaft; a bearing seat is arranged on the inner surface of the top end of the shell; the rotating shaft penetrates through the bearing seat; the lubricating mechanism is located at a connecting gap of the bearing seat and the rotating shaft, the lubricating mechanism comprises a rotating disc, the rotating disc is located in the bearing seat, the bearing seat penetrates through the bearing seat, one side of the rotating disc is located outside the bearing seat, and a mounting cylinder isarranged at the position, located on one side of the rotating disc, in the bearing seat. Through the arrangement of the rotating disc, the normal rotation of the rotating shaft is guaranteed, so thatthe stirring effect of the stirring blades on the polycarboxylic acid mother liquor is achieved, and meanwhile, the service lives of the rotating shaft and the bearing seat are prolonged; and by arranging a rubber sleeve, a discharging pipe can be conveniently and rapidly disassembled, and the flow guiding effect of the discharging pipe on the stirred polycarboxylic acid mother liquor is guaranteed.

The invention discloses an insulation pbt material filtering equipment for electronic appliances. The insulation pbt material filtering equipment comprises a base, a lubricating mechanism, a cleaningmechanism and a damping mechanism; a filtering box body is arranged on the surface of the top end of the base, a supporting plate is arranged on the surface of one side of the filtering box body, a motor is arranged on the surface of the top end of the supporting plate, a rotating shaft is rotationally connected with the surface of one side of the motor, a support is arranged on the surface of theinner side of the base, the rotating shaft penetrates through the base and is rotationally connected with the support, the lubricating mechanism is located on the surface of the inner side of the support, and the lubricating mechanism comprises a mounting groove. Through the arrangement of the motor, the service life of the rotating shaft is prolonged, the rotating effect of the motor on a first-layer filter screen is guaranteed, and the filtering efficiency of the equipment is improved; through the arrangement of a pull handle, the cleaning work of workers is facilitated, and the flow guideeffect of a filter residue discharge pipe on filter residues is guaranteed; and through the arrangement of a damping limiting plate, the stability of the motor is improved, and the service life of themotor is prolonged.

The invention provides a horizontal type multistage centrifugal pump. The horizontal type multistage centrifugal pump comprises a pump shell assembly (23), a primary-stage guide blade assembly (11), a third-stage impeller, a middle segment body assembly (13), a water outlet segment assembly (15) and a motor (18); the third-stage impeller comprises a primary-stage impeller (12-1), a second-stage impeller (12-2) and a tail-stage impeller (12-3); the middle segment body assembly (13) is arranged between the primary-stage impeller (12-1) and the second-stage impeller (12-2); the primary-stage guide blade assembly (11) is arranged on one side, far away from the middle segment body assembly (13), of the primary-stage impeller (12-1); the primary-stage guide blade assembly (11) is provided with a plurality of guide blade outlets (19) extending in the radial direction of the primary-stage guide blade assembly (11); one end of each guide blade outlet (19) faces the impeller concave face of the primary-stage impeller (12-1), and the other ends of the guide blade outlets (19) are communicated with an inner cavity of the pump shell assembly (23); and a water pumping outlet (6) is formed in the wall of the inner cavity of the pump shell assembly (23).

The invention discloses a constant-temperature seedling raising device comprising a tank body, dismounting mechanisms and a cleaning mechanism; a rotating shaft rod is arranged in the top end of the tank body; stirring blades are arranged on the surface of one side of the rotating shaft rod; the dismounting mechanisms are positioned at the joints of the rotating shaft rod and the stirring blades;each dismounting mechanism comprises a sliding rod; the sliding rod is located on the front surface of each stirring blade, sliding strips are fixedly connected to the surface of one side of the rotating shaft rod, a sliding groove is formed in the front surface of each stirring blade, the stirring blades are movably connected with the rotating shaft rod through sliding fit of the sliding groovesand the sliding strips, a fixing groove is formed in each stirring blade, and a plug pin is arranged in each fixing groove; through the arrangement of the sliding rods, a worker can conveniently, rapidly and conveniently disassemble the stirring blades, the stirring effect of the stirring blades on materials is guaranteed, and meanwhile the working quality of the device is improved; and through the arrangement of a rubber sleeve, the flow guide effect of a liquid inlet pipe on materials is guaranteed, and the working efficiency of the device is improved.

The invention provides a horizontal type multistage centrifugal pump. The horizontal type multistage centrifugal pump comprises a pump shell assembly (23), a primary-stage guide blade assembly (11), a third-stage impeller, a middle segment body assembly (13), a water outlet segment assembly (15) and a motor (18); the third-stage impeller comprises a primary-stage impeller (12-1), a second-stage impeller (12-2) and a tail-stage impeller (12-3); the middle segment body assembly (13) is arranged between the primary-stage impeller (12-1) and the second-stage impeller (12-2); the primary-stage guide blade assembly (11) is arranged on one side, far away from the middle segment body assembly (13), of the primary-stage impeller (12-1); the primary-stage guide blade assembly (11) is provided with a plurality of guide blade outlets (19) extending in the radial direction of the primary-stage guide blade assembly (11); one end of each guide blade outlet (19) faces the impeller concave face of the primary-stage impeller (12-1), and the other ends of the guide blade outlets (19) are communicated with an inner cavity of the pump shell assembly (23); and a water pumping outlet (6) is formed in the wall of the inner cavity of the pump shell assembly (23).

The invention relates to the technical field of urban construction, in particular to an ecological utilization system for purifying, regulating and storing rainwater in northern cities attached to roads. Including road central drainage green plant unit, roadside drainage unit, roadside surface green plant purification unit, underground seepage storage unit and rainwater wetland garden. The drainage and green planting unit in the center of the road in the present invention increases the water permeable area of ​​the road surface; the drainage ditch can effectively reduce the situation of garbage blocking the road drainage outlet, accelerate the drainage flow rate, and prevent snow water containing deicing agent from flowing into the green belt in winter; the sidewalk drainage ditch The installation is to introduce excessive rainwater on the road surface into the green plant purification unit on the roadside to increase the area and time of rainwater infiltration; the installation of underground water seepage storage unit realizes the storage of rainwater for later use; the rainwater wetland garden realizes the increase in rainy season Large rainwater infiltration area and rainwater retention time; the rainwater wetland gardens and roadside surface green plant purification units are connected in a ditch shape, which greatly reduces the amount and area of ​​road water accumulation.

The invention discloses a cosmetic processing and stirring equipment based on bubble-overflowing prevention technology. The cosmetic processing stirring equipment comprises a kettle body, the top endof the kettle body is connected with a feeding cylinder in a penetrating mode, the bottom end of the feeding cylinder is connected with a sealing sleeve in a penetrating mode, the feeding cylinder isconnected with the kettle body through the sealing sleeve in a penetrating mode, and the top end of the feeding cylinder is fixedly connected with an electric telescopic device. The bottom end of a telescopic rod on the electric telescopic device is connected with the top wall of the feeding cylinder in a penetrating mode and fixedly connected with an upper sealing plate matched with the feeding cylinder, a plurality of connecting rods are evenly arranged at the bottom end of the upper sealing plate, and the bottom ends of all the connecting rods are jointly and fixedly connected with a lowersealing plate. By means of the equipment, raw materials are added above the lower sealing plate through the feeding hole, then the telescopic rod extends out through the electric telescopic device, the lower sealing plate is descended through the telescopic rod, then the raw materials above the lower sealing plate are conveyed to an inner cavity of the kettle body, and the upper sealing plate descends under the action of the telescopic rod and is matched with the sealing sleeve to seal the feeding cylinder; therefore, bubble-overflowing caused by the addition of the raw materials in the kettlebody can be effectively prevented.

The invention discloses an automatic seed tray filling and cleaning device for biological breeding. The automatic seed tray filling and cleaning device comprises a tray filling and placing device body, a cross rod is fixed in an inner cavity of the tray filling and placing device body, a supporting plate is fixed to the surface of one side of the tray filling and placing device body, a water tank is arranged on the surface of the top end of the supporting plate, a liquid guide pipe penetrates through the inner wall of one side of the water tank, the liquid guide pipe penetrates through the outer wall of one side of the tray filling and placing device body, the side, away from the water tank, of the liquid guide pipe extends into an inner cavity of the cross rod, and water outlet pipes distributed at equal intervals are fixed to the surface of one side. The water tank is arranged, so that seeds in a placing box can be conveniently and quickly cleaned, and the cultivation quality of the seeds in the later period is guaranteed; a liquid storage box is arranged, so that sewage after cleaning is filtered and then recycled, and the utilization rate of water is increased; and through a reinforcing sleeve seat, the joint of the liquid guide pipe and the water tank can be reinforced conveniently, the flow guide effect of the liquid guide pipe on water is guaranteed, and the sealing performance of the device is improved.

The invention relates to the technical field of atomizers, and discloses an atomization device, comprising: an atomization sheet, an upper casing, an intermediate connector, a lower casing, a fixing element and a cotton core; wherein, the upper casing and the lower casing The upper and lower sides are arranged oppositely, the intermediate connecting piece is arranged between the upper casing and the lower casing, and the intermediate connecting piece is respectively fixed with the upper casing and the lower casing; the atomizing sheet is installed on the upper casing; the lower casing stores Liquid; the first end of the cotton core passes through the bottom surface of the upper shell and contacts the atomizing sheet, and the second end of the cotton core passes through the intermediate connector and is inserted into the liquid in the lower shell; wherein, the fixing element is engaged in the The outer periphery of the cotton core, and the fixing element is fixed with the intermediate connecting piece, so as to fix the cotton core at the intermediate connecting piece. The invention can avoid the problem that the cotton core close to the atomizer will slide down due to the influence of the vibration when the atomizer vibrates at high frequency, so that the cotton core can be closely attached to the atomizer, effectively improving the efficiency of the atomizer.

The invention discloses an insulation processing method of an MgB2 wire strip. The insulation processing method of the MgB2 wire strip includes: firstly, weaving glass fiber on the surface of the MgB2 wire strip to obtain the MgB2 wire strip coated with woven fabric on the surface; secondly, processing the MgB2 wire strip coated with woven fabric on the surface by going through a paint box provided with insulating paint to obtain the MgB2 wire strip dipped with the insulating paint; thirdly, drying the MgB2 wire strip dipped with the insulating paint to obtain the MgB2 wire strip coated with the insulating paint; fourthly, winding the MgB2 wire strip coated with the insulating paint into a cake; or winding the MgB2 wire strip coated with the insulating paint into a magnet coil of requiredspecification; and fifthly, performing heat treatment for the cake or the magnet coil in a heat treating furnace. Mechanical strength and thermal conduction property of the MgB2 wire strip can be improved after the MgB2 wire strip is woven through the glass fiber and dipped by the insulating paint, and mutual bonding among sheathes caused by thermal expansion of the MgB2 wire strip in the thermaltreatment so as to influence engineering practical application is avoided.

The present disclosure discloses a self-supporting fracturing fluid system for the stimulation of the main fracture section of an unconventional reservoir, the self-supporting fracturing fluid system comprising a mutually immiscible self-supporting fracturing fluid in the main fracture section and a channel pressure in the main fracture section A fracturing fluid, the self-supporting fracturing fluid in the main fracture section includes the following components: 10-50 parts of triallyl isocyanurate, 40-90 parts of styrene, and 10-20 parts of diaminodiphenyl sulfone, 10-50 parts of epoxy resin, 1-10 parts of surfactant, and 50-500 parts of solvent; the channel fracturing fluid in the main fracture section is a fracturing fluid containing guar gum. The present disclosure can greatly improve the conductivity of fractures in the main fracture section of volume fracturing, and eliminate the risk of sand plugging.