34results about How to "Overflow in time" patented technology

The invention discloses an electric power facility protection supervision and control system and a use method thereof, and belongs to the field of power management and control. The invention disclosesan electric power facility protection supervision and control system and a use method thereof. A one-way expansion air bag is arranged at a joint of a cable bus, upon occurrence of an accident, the one-way expansion air bag can be intelligently controlled to expand. Meanwhile, under the action of the non-elastic inhibition ropes which are transversely arranged, the one-way expansion air bag intelligently performs longitudinal expansion along the direction of the longitudinal connection part of the cable. Therefore, in the process of continuous expansion, the two plug-in type joints are disconnected, power-off effect is automatically realized. The situation that accidental dangerous cases continue to spread is prevented, secondary damage is reduced, and safety is improved. Meanwhile, wheninflation continues to be conducted, the one-way expansion air bag can burst, so that the pre-breaking ball point can be scattered outwards along with the non-elastic restraining rope and hit againsta nearby object to be broken, insulating oil can overflow from the interior of the pre-breaking ball point, and the insulativity and the safety after the cable bus is broken are effectively guaranteed.

The invention discloses a gas transfer type stamping lower die easy to demold, and belongs to the field of stamping dies. According to the gas transfer type stamping lower die easy to demold, throughthe arrangement of a gas passing balloon, in the stamping process, a bearing plate moves downwards to generate the extrusion effect on the gas passing balloon under the extrusion effect of a punch, sothat gas in the gas passing balloon is quickly transferred into a gas transfer cavity to be stored; after stamping is finished and the extrusion effect of the punch is lost, the gas passing balloon is rapidly filled with the gas transferred into the gas transfer cavity, and in cooperation with the effect of an inwards-pushing elastic piece, transferring of inert gas into the gas passing balloon is accelerated, so that the speed of jacking the bearing plate and upwards pushing a stamping part is higher; and compared with the prior art, not only is the demolding difficulty reduced, but also theoverall stamping efficiency is improved, meanwhile, under the action of an oil guide trailing ball, the bottom surface of the stamped part can be lubricated, the directly stressed bottom of the stamping part is effectively protected against abrasion with the bearing plate due to large stress, and then the quality of the stamping part is improved.

The invention discloses a label-free blood sample test tube based on physical examination blood collection and a use method thereof, belonging to the field of medical blood collection test tubes, and a label-free blood sample test tube based on physical examination blood collection and a use method thereof. There is a pressing thumb groove, the pressing thumb groove and the tube body are integrated structure, and the marking pressure bag is embedded in the pressing thumb groove, which can realize the integrated design of the inner double display arc plate and the tube body of the blood sample test tube, and cooperate with the marking pressure bag at the same time The setting can effectively protect the inner double-display arc-shaped board, so that it is not easy to cause it to fail or cause marks on it due to accidental touch before use, which will affect the later use. Compared with the existing technology, it effectively reduces the medical staff The workload during blood collection for physical examination effectively improves work efficiency, and effectively avoids the confusion of blood samples caused by label drop, and effectively avoids the deviation of later physical examination results.

The invention discloses a straight pipe welding system. The straight pipe welding system comprises a welding gun, a wiggler, an automatic wire feeding machine and a roller wheel frame, wherein the welding gun is fixedly connected with the wiggler and comprises an electric parameter setting unit which is used for setting electric parameters when a motor of the welding gun works; a straight pipe to be welded is arranged on the roller wheel frame, and the roller wheel frame is used for driving the straight pipe to be welded to rotate; the wiggler is used for driving the welding gun to swing along the welding joint between the to-be-welded end of the straight pipe to be welded and a component to be welded; the wiggler comprises a control unit which is used for controlling the swinging period of the wiggler; and the automatic wire feeding machine is used for feeding a solder wire to a welding gun head, and the welding gun is used for welding the welding joint through the welding gun head. The straight pipe welding system provided by the invention can improve the welding efficiency of the straight pipe, reduce air pores, lower the weld penetration probability, improve the uniformity of the welding joint, and guarantee the welding quality.

The invention discloses a power facility protection supervision control system and a method of use thereof, belonging to the field of power control, a power facility protection supervision control system and a use method thereof, through a one-way inflatable airbag arranged at the joint of the cable bus, when In the event of an accident, the expansion of the one-way airbag can be intelligently controlled. At the same time, under the action of the non-elastic restraining rope set horizontally, the one-way airbag can intelligently expand longitudinally along the direction of the longitudinal connection of the cable, so that the expansion process can continue continuously In the process, the two plug-in connectors are disconnected to achieve the effect of self-power-off, and the accidental danger continues to spread, reducing secondary injuries and improving safety. At the same time, when continuing to inflate, the one-way inflatable airbag will burst , so that the pre-crack ball point will scatter outwards with the non-elastic restraining rope and hit nearby objects to rupture, and the insulating oil will overflow inside, effectively ensuring the insulation and safety of the cable bus after disconnection.

The invention discloses a chromium-vanadium co-doped nickel-based hydroxide self-supporting electrode for fully decomposing water and a preparation method thereof. The preparation method comprises thespecific steps of: 1) mixing a certain amount of a nickel source, a chromium source, a vanadium source, an alkali source and polyvinyl alcohol uniformly, adding ultrapure water, and stirring the substances uniformly to obtain a solution A; 2) soaking foamed nickel in the solution A obtained in the step 1), and carrying out hydrothermal reaction at 115-125DEG C; and 3) after the hydrothermal reaction is finished, performing natural cooling to room temperature, taking out the reacted foamed nickel, conducting washing and drying to obtain the chromium-vanadium co-doped nickel-based hydroxide self-supporting electrode for fully decomposing water. The preparation method disclosed by the invention is low in preparation cost, simple in preparation process and easy to control in process, and thechromium-vanadium co-doped nickel-based hydroxide self-supporting electrode for fully decomposing water prepared by the preparation method disclosed by the invention has good full water decompositionperformance under an alkaline condition.

The invention discloses a method for preparing metal-ceramic teeth: preparing metal-ceramic inner crowns; stacking plastic-shading porcelain on the surface of the inner crowns, drying and placing them in a porcelain furnace for vacuum sintering at 900-910°C to obtain One-time treatment of metal-ceramic teeth; for first-time treatment of metal-ceramic teeth, plastic dentin porcelain is dried and placed in a porcelain furnace for vacuum sintering at 925-935°C to obtain secondary-treatment metal-ceramic teeth; After the shape of the metal porcelain teeth is trimmed, the enamel porcelain is piled up on the surface and then dried after toning. The dried metal porcelain teeth are placed in a porcelain furnace and sintered at 900-910°C to obtain the metal porcelain teeth. ; It can prepare finished metal-ceramic teeth without air bubbles on the surface.

The invention discloses an efficient high-capacity soybean milk machine, belongs to the field of food processing equipment, and solves the problem that the crushing efficiency and effects are affecteddue to the fact that the diameter ratio of a filter barrel to a stirring inner cavity is unreasonable. The technical scheme to solve the problem is that the efficient high-capacity soybean milk machine mainly comprises a stirring barrel, a crushing motor and crushing blades, wherein the stirring barrel is provided with a stirring inner cavity, the crushing motor is located at the bottom of the stirring barrel, an output shaft of the crushing motor extends into the stirring inner cavity, the crushing blades are located in the stirring inner cavity and installed on the output shaft of the crushing motor, a filter barrel is arranged in the stirring inner cavity, the bottom end of the filter barrel is connected with the inner bottom surface of the stirring inner cavity, the crushing blades are located in the filter barrel, the rated capacity of the stirring inner cavity is 40 L-50 L, the inner diameter of the filter barrel is D2, the diameter of the rotating range of the crushing blades is D3, and D3 / D2 is equal to 0.2-0.35. The efficient high-capacity soybean milk machine is mainly used for improving the pulverizing efficiency and effects.

The invention discloses an integrated pyrolysis connector and a lithium ion battery containing the connector. The integrated pyrolysis connector includes a connecting plate and a supporting column fixed on one side of the connecting plate at intervals, and the top of the supporting column is fixed to the There are clamping columns, and insertion grooves are formed between adjacent clamping columns; conductive layers are provided on the top surface of the clamping columns and the inner wall of the insertion groove, and the clamping columns are made of pyrolytic materials , the pyrolysis material is mixed with thermosensitive resin and functional additives. The connector of the present invention consists of two parts: thermosensitive resin decomposed by pyrolysis and conductive layer. Among them, the conductive layer can realize the electrical connection with the tabs of the battery core, and the heat-sensitive resin can automatically decompose when the temperature of the battery core is too high, causing the conductive layer on the surface to collapse without producing an electrical connection, which can prevent further heat generation of the battery core. Out of control, greatly improving the safety performance of the battery.

The invention discloses a hardening type high-stability case USB interface, and belongs to the field of USB interfaces. The hardening type high-stability case USB interface can form a buffer gradient between the USB interface and the inner wall of a case shell through the arrangement of a plurality of self-hardening glue overflow hemispheres, so that the USB interface is not liable to fall off from the case shell in multiple plugging operations of a plug, meanwhile, when the self-hardening glue overflow hemispheres are subjected to large pulling force, the self-hardening glue overflow hemispheres are instantly stressed and greatly deforms, so that a jacking ball pushes a self-hardening bag to quickly approach the conical angle, the self-hardening bag expands outwards in the longitudinal direction, quick-drying glue is extruded from the inside, the self-hardening glue-overflow hemispheres are broken, the quick-drying glue overflows, a bonding effect is formed, and it is effectively guaranteed that the interface can still keep high stability after accidental pulling force; moreover, the conical angle punctures a top point ball, the self-hardening bag is hardened to form a supporting effect in the self-hardening glue overflow hemispheres, the situation that the self-hardening glue overflow hemispheres are extremely prone to deformation due to low elasticity and stress after the quick-drying glue overflows is effectively relieved, and the stability is further improved.

The present disclosure relates to an oil-water separation device and an oily sludge drying system. The oil-water separation device includes: a box body, an oil storage area arranged in the box body, a first separation area, a second separation area, a mud storage bucket, a water level adjustment area and a water storage area; the mud storage bucket is communicated with the first separation area , the second separation area is communicated with the water level adjustment area; a separation baffle is arranged between the first separation area and the second separation area; a first inner baffle is arranged between the first separation area and the oil storage area; the second separation area A second inner baffle is arranged between the water level adjustment area, and a water level adjustment weir is arranged between the water level adjustment area and the water storage area; the top surface heights of the separation baffle, the first inner baffle and the water level adjustment weir increase in sequence. Large; the height of the second inner partition is greater than the height of the water level adjusting weir plate and less than or equal to the height of the upper plane of the box. The oil-water separation device has the advantages of simple structure, good oil-water separation effect, high separation efficiency, convenient maintenance and strong practicability.

The invention discloses an anti-poisoning blast furnace gas hydrolysis catalyst with high specific surface area and a preparation method thereof, the catalyst takes gamma alumina as a carrier, takes an oxide of alkali metal as an active component, takes an oxide of rare earth metal as an auxiliary agent, and a plurality of pore-forming agents are added in the preparation process; the preparation method comprises the following steps: dissolving a precursor of aluminum, a precursor of alkali, a precursor of rare earth metal and a pore-enlarging agent in deionized water, uniformly stirring, slowly adding ammonia water in batches in the ultrasonic stirring process to adjust the pH until the precipitation is complete, standing, heating and stirring, drying, grinding and calcining to obtain the COS hydrolysis catalyst. The COS hydrolysis catalyst prepared by adding the pore-enlarging agent, the rare earth metal and the alkali metal has the advantages of higher specific surface area and more macroporous structures, higher COS hydrolysis conversion rate and H2S yield can be realized at 75 DEG C, and the service life is long; meanwhile, the preparation method is simple, convenient and easy to operate.

The invention discloses a continuous mine acid wastewater treatment system and a continuous mine acid wastewater treatment method. The continuous mine acid wastewater treatment system comprises two groups of treatment tanks, buffer tanks and drainage channels, wherein two groups of the treatment tanks are the same and are connected in parallel; the buffer tanks are connected at the outlets of the treatment tanks by pipelines; the drainage channels are arranged at the outlets of the buffer tanks; the treatment tanks comprise a first-level primary deposition tank, a second-level primary deposition tank, a first-level filter tank, a second-level filter tank, a third-level filter tank and a secondary deposition tank, wherein the first-level primary deposition tank, the second-level primary deposition tank, the first-level filter tank, the second-level filter tank and the third-level filter tank are connected in sequence and gradually reduced in height; and a medicine adding device is arranged on each of the first-level filter tank, the second-level filter tank and the third-level filter tank. According to the continuous mine acid wastewater treatment system and the continuous mine acid wastewater treatment method disclosed by the invention, the mine acid wastewater is gradually treated by adopting an overflowing way, so that liquid supernatant can be timely overflowed while the deposition is ensured during the whole treatment process, and therefore, the treatment time is shortened and the efficiency is improved. Moreover, the gradual overflowing treatment way is adopted, so that the energy consumption and the investment cost are low and the treatment process is easy to control. Moreover, the wastewater is neutralized by calcium carbonate without secondary pollution.

The invention discloses a chromium-vanadium co-doped nickel-based hydroxide self-supporting electrode for total water splitting and a preparation method thereof. The specific steps of the preparation method of the invention include: 1): adding a certain amount of nickel source, chromium source, vanadium source, alkali source, and polyvinyl alcohol are mixed evenly, and ultrapure water is added, and stirred evenly to obtain solution A; 2): soak nickel foam in solution A obtained in 1), and conduct Hydrothermal reaction; 3): After the hydrothermal reaction, cool down to room temperature naturally, take out the foamed nickel after the reaction, wash and dry to obtain a self-supporting electrode of chromium-vanadium co-doped nickel-based hydroxide for total water splitting . The preparation method of the present invention has low preparation cost, simple preparation process and easy control of the process. The chromium-vanadium co-doped nickel-based hydroxide self-supporting electrode for total water splitting prepared according to the preparation method of the present invention has the properties of Good total water splitting performance.

The invention relates to a well control project monitoring system comprising a drill floor adjusting device, a drilling tool is inserted into a borehole through the drill floor adjusting device, a sludge circulation system passes through an inner cavity of the drilling tool, circulates in the annular space of the borehole out of a circulation tank and then is pumped into the inner cavity of the drilling tool through a sludge pump to form a closed loop, an anti-spilling pipe is connected to the upper portion of the borehole, the upper end of the anti-spilling pipe is provided with a wellhead sealer, a blowout preventer is arranged at the lower portion of the anti-spilling pipe, a grout pipe and a grout pump sequentially pass through the position between the wellhead sealer and the blowout preventer and then are connected with a sludge tank, the grout pipe is provided with a grout pipe flow sensor, a guide pipe flow sensor is arranged at the position, at a guide pipe of an outlet of the anti-spilling pipe, of the sludge circulation system, and a vertical pipe flow sensor is arranged at an inlet of the sludge circulation system. The well control project monitoring system is stable in performance, can achieve recording and wireless remote transmission of on-the-spot working information in real time, and provides the basis for integration of the spot and a foundation, information sharing, remote control commanding, accident replaying and investigation treatment.

A condensing gas boiler low-temperature and high-humidity exhaust gas temperature measurement and sampling device relates to a flue gas temperature measurement and sampling device, in particular to a condensing gas boiler low-temperature and high-humidity exhaust gas temperature measurement and sampling device. The present invention aims to solve the problem that there is no device capable of accurately analyzing and evaluating the efficiency of the condensing gas boiler. The invention comprises a wet smoke suction pump, a sampling gun casing, a reverse flow intake mechanism, a condensed water temperature measuring mechanism and a clean smoke sampling mechanism, the sampling gun casing is arranged horizontally, and the right end of the sampling gun casing is connected to the moisture The flue gas suction pump is connected, and the reverse flow intake mechanism, the condensed water temperature measurement mechanism, and the clean flue gas sampling mechanism are sequentially arranged in the casing of the sampling gun from left to right. It belongs to the field of gas boilers.