35results about How to "Ensure environmental requirements" patented technology

The invention provides a selective laser melting forming device of a medical magnesium alloy metal part, which comprises a control device, a powder delivering and spreading device, a laser transmission mechanism, an air purification device and a closed forming chamber, wherein the powder delivering and spreading device comprises a hopper and powder spreading brushes arranged on two sides below the hopper, the upper part of the hopper is arranged in a way of corresponding to a feeding opening on the upper part of the forming chamber, and the lower parts of the powder spreading brushes horizontally correspond to the upper surface of a forming cylinder; the laser transmission mechanism is arranged outside and above the forming chamber and is arranged in a way of corresponding to the forming cylinder; the side wall of the forming chamber is provided with an air inlet and an air outlet, and the air purification device is connected with the air inlet and the air outlet respectively; and the control device is connected with the powder delivering and spreading device, the laser transmission mechanism, the forming cylinder and the air purification device respectively. The invention also provides a selective laser melting forming method of the medical magnesium alloy metal part. The device and the method can manufacture parts which have complex shapes required in the medical field directly, and have the advantages of high forming efficiency and the like.

The invention discloses an intelligent video monitoring system for the environment of a clean room. The system comprises a monitoring device, an analysis device and an overall control device, whereinthe monitoring device comprises a monitoring camera and an infrared human body sensor, the monitoring camera is composed of a first camera and a second camera used for daily monitoring, when the infrared human body sensor senses a human body, the second camera is controlled to turn towards the human body, and guided to continuously track and acquire video information of the human body; the analysis device comprises a storage module, an analysis module and a comparison module; the overall control device comprises display screens and an alarm device, the first display screen is in communicationconnection with the first camera, the second display screen is in communication connection with the comparison module; and the alarm device is in communication connection with the comparison module. After the infrared human body sensor senses the human body, the dress of the human body is recognized, so that timely warning is provided when protection is substandard, the management in the clean room is facilitated, and thus the environment requirement in the clean room is ensured.

The invention discloses a new anti-corrosion process for an offshore wind power tower. The new anti-corrosion process for the offshore wind power tower comprises the following steps: defect treatmentfor the surface of a barrel body, grinding treatment for a steel structure, cleaning treatment for the steel structure, protection treatment for threads, sand blasting treatment, zinc spraying treatment, paint pre-coating treatment and paint treatment. The new anti-corrosion process for the offshore wind power tower has the following advantages: a method of combining emulsion cleaning with high-pressure water gun cleaning is adopted, and the cleanliness of the surface of a workpiece can be improved well; a method of shielding through equal-diameter bolts or packaging paper is adopted, and allthread holes are protected before sand blasting, so that the working efficiency is effectively increased; and a strict temperature control method is adopted, the optimal states of the environment requirements (temperature and humidity) of the sand blasting are ensured, and a coating time is strictly controller, so that the first-pass yield of coating is ensured.

The invention discloses a spray-coating system for irregular workpieces. The spray-coating system comprises an annular hoisting assembly line located in an annular chamber which is formed by annularly connecting an air-inflating chamber, an entrance buffering chamber, a spray-coating chamber, an exit buffering chamber, a paint-drying chamber, a hanging element operating chamber and the air-inflating chamber in sequence, wherein at least one spray-coating mechanical arm with a moving base is contained in the spray-coating chamber; a control unit comprises a gesture remote controller and a control machine; the gesture remote controller is manually operated outside the spray-coating chamber to instruct the spray-coating mechanical arm in the spray-coating chamber to carry out spray-coating on a first irregular workpiece conveyed by the hoisting assembly line; the control machine records the instruction of manual operation and carries out the spray-coating on the subsequent same workpieces according to the recorded instruction until operating personnel stop the automatic spray-coating; and the above-mentioned steps are repeated after the different workpieces are replaced. According to the spray-coating system disclosed by the invention, one-process spray-coating is manually controlled, and the control machine performs record and repeatedly executes the above steps to rapidly and accurately complete the spray-coating for the irregular workpieces, thus batch production is realized, requirements of a spray-coating environment are met, and high spray-coating quality is achieved.

The invention discloses a quasi-in-situ normal-pressure reaction combination system, which comprises a tubular furnace, an imaging device and a vacuum pipeline, wherein the tubular furnace, the vacuumpipeline and the imaging device are sequentially communicated to form a closed sample transfer space, the tubular furnace comprises a quartz tube, a first vacuumizing device and a heating unit, the first vacuumizing device and the heating unit are respectively used for adjusting the pressure and the temperature in the quartz tube, and the vacuumizing range of the first vacuumizing device at leastcomprises the normal pressure and the high vacuum degree with the same magnitude as the vacuum pipeline; and the vacuum pipeline is used for transmitting the sample subjected to normal pressure treatment in the quartz tube to the imaging device at a higher vacuum degree for surface imaging. The sample can be transmitted to the imaging device from the tubular furnace through the ultrahigh vacuum pipeline to be subjected to surface imaging, analysis of an electronic structure and / or a geometric structure and the like on the surface of the sample is completed, different sample treatment environments can be met, the environment requirement for imaging resolution can be guaranteed, and the combination of sample treatment and structural imaging characterization is realized.

The invention discloses a raising method of live pigs. The raising method of the live pigs comprises the steps of pigsty building, piglet management, stocking, grown pig feeding, adult pig feeding, disease prevention and fecal treatment. The raising method of the live pigs has the advantages that the pigsty environment and stocking environment are strictly selected, the growth conditions are controlled to regulate the breeding environment, the diseases are effectively reduced, it is ensured that the live pigs have enough space for stocking, the cooperation of the growth environment and feed raw materials of ecological pigs in each growth cycle is strictly controlled, and reasonable planning is carried out combined with the growth environment of the live pigs to ensure the health, dietary requirements and environmental requirements of the ecological pigs from piglets to adult pigs, increase the survival rate of the live pigs, and increase the nutritional value of the ecological pigs.

The invention relates to a novel livestock and poultry multi-story building ventilation system. The ventilation system is arranged in a livestock and poultry building; the livestock and poultry building is communicated with an air shaft; an exhaust fan is arranged on a wall body of the air shaft in a concentrated mode; a summer ventilation system comprises a summer ventilation pipe; the summer ventilation pipe is arranged above a feeding layer; multiple summer air outlet pipes with different angles are distributed at the bottom of the summer ventilation pipe; a winter ventilation system comprises a winter ventilation pipe; the winter ventilation pipe comprises a preheating section and an air outlet section; the preheating section is arranged in a preheating air duct; one end of the preheating section is communicated with the bottom end of an air chamber through an adjustable winter air inlet; the other end of the preheating section is connected with the air outlet section through a connecting section; the air outlet section is also arranged above the feeding layer; and multiple air outlet pipes with the length directly reaching the downstream of the feeding layer are distributed at the bottom of the air outlet section. The summer air outlet pipes blow air to the pig body in three directions, so that the optimal air speed, air volume and air blowing position can be provided for the pig. The winter air outlet pipes are conveyed to the ground position, hot vitiated air is squeezed out of a ceiling from the bottom, and an air outlet can be adjusted, so that the optimal air volume can be provided.

The invention discloses an outdoor optical cable welding emergency overhaul room. The main body structure of the overhaul room is a foldable supporting frame, enclosing cloths enclose and protect thetop face and the wall face of the overhaul room, and the enclosing cloths are connected with the supporting frame through magic tape. A working table is arranged in the overhaul room, a welding machine is placed on the working table, and clamping machines are mounted on the two sides of the working table correspondingly. A telescopic suspension rod is hung on the supporting frame in a hoisted mode, a mounting sheet is connected to the bottom of the telescopic suspension rod, and warming equipment or dehumidifying equipment is mounted on the mounting sheet. The emergency overhaul room can solvethe problem that field operation cannot be conducted in the outdoor optical cable welding working process in bad weather such as rainy days, low temperature days and flying dust days when an electricpower system is repaired currently, the environmental requirement of optical cable welding can be ensured, the quality and efficiency of optical cable welding are improved, and the outdoor optical cable welding emergency overhaul room is portable, and convenient to mount and dismount.

The invention relates to the technical field of rubber cutting, in particular to a longitudinal rubber cutting machine. The longitudinal rubber cutting machine comprises a rack. Two slide rails are arranged on the rack. A horizontal working platform is arranged on the slide rails. Side walls are arranged at the two sides of the working platform. A cross arm is arranged above the side walls. A pressing block is arranged above the working platform. An air cylinder extending downwards vertically is arranged on the cross arm. The extending-and-contracting end of the air cylinder is fixedly connected with the pressing block. Two or multiple round saw webs are sequentially arranged on the rack in the direction of the slide rails. The positions, corresponding to the round saw webs, on the working platform, the pressing block and the side walls are each provided with a groove. The height of the groove in each side wall is greater than the maximum height of the portion, exposed above the working platform, of each round saw web. According to the longitudinal rubber cutting machine, through design of the round saw webs with the heights increased progressively, one-time cutting of thick solid rubber is achieved; high precision is achieved in the cutting process; and the situations of smoke formation, tackiness, rubber performance reduction and the like caused by generation of excessive heat can also be avoided.

The invention relates to the technical field of soil seedling raising, the soil seedling raising device comprises a cultivation layer and a real-time illumination protection device, the upper surface of the cultivation layer is movably connected with seedling rods, the upper surfaces of the seedling rods are fixedly connected with seedling heads, the real-time illumination protection device is arranged above the cultivation layer, and the real-time illumination protection device comprises a protection cover. The device comprises a protective cover, the lower surface of the protective cover is fixedly connected with a protective cylinder, the inner wall of the protective cover is slidably connected with an opening and closing block, the opening and closing block is arranged in a triangular shape, the upper surface of the protective cover is fixedly connected with six induction blocks, the induction blocks are arranged in a circumferential array, and a real-time monitoring and processing device is arranged below the protective cover. The real-time monitoring processing device comprises a monitoring block. When saplings are cultivated in the gravel environment, appropriate nutrients, moisture and appropriate illumination are provided, the survival rate of the saplings is increased, and the saplings are easy to transplant in the same gravel environment.

The invention discloses a breeding method for ecological pigs. According to the method disclosed by the invention, the environment of a pig house and the grazing environment are strictly selected, thegrowth conditions are controlled, and the breeding environment of the ecological pigs is adjusted, so that diseases are effectively reduced, health of edible products is guaranteed, and the ecological pigs are guaranteed to have sufficient space for grazing; and at the same time, the growth environment in each growth cycle of the ecological pigs is strictly controlled, feed raw materials are used, the growth environment is combined, and reasonable planning is performed, so that the health, dietary needs and environmental needs of the ecological pigs from piglets to adult pigs are guaranteed,a survival rate of the ecological pigs is improved, and nutrient value of the ecological pigs is improved.

The invention relates to hot-bending protective ink and a hot-bending polishing process of a glass cover plate. The protective ink is prepared from the following components in percentage by weight: 45-55% of silicon resin, 5-15% of aluminum oxide, 15-25% of auxiliaries, 5-15% of calcium carbonate and 5-15% of glass powder. According to the hot bending polishing process, hot bending protection printing ink is adopted, so the effect of an interlayer can be effectively achieved, the proportion of concave-convex points is reduced, mold damage is reduced, the service life of a mold is prolonged, the polishing capacity is improved, the proportion of poor polishing is reduced, and cost is saved.

The invention relates to the field of environmental protection, and particularly discloses a flue gas purification device used for incineration and capable of realizing efficient adsorption. The fluegas purification device comprises a shell, a heat exchange box, a flue gas inlet pipe and a flue gas outlet, wherein a first transmission shaft is coaxially and rotationally installed on a center shaft of the heat exchange box; a plurality of coaxial check rings are evenly arranged on the outer side of the first transmission shaft, and each check ring is of an annular structure; each check ring isfixedly connected with the first transmission shaft through a plurality of water grooves; a plurality of draining holes are formed in the bottoms of the water grooves; and a spraying cavity, a sand grain filtering cavity and a filter screen filtering cavity are sequentially arranged in the shell from left to right. By arranging the heat exchange box, flue gas makes full contact with cold water; the internal rotating water grooves can bring up the cold water to form a water curtain, and as the flue gas penetrates through the water curtain, heat in the flue gas is absorbed and soot in the fluegas is taken away at the same time; the flue gas sequentially passes through spraying liquid, gravels and a filter screen for filtration and impurity removal; and since multiple purification means areintegrated together, flue gas treatment effect is improved.

The invention relates to a ventilated vacuum well for a sewage tank. The ventilated vacuum well is used for collecting sewage at a sewage source and discharging the sewage into a downstream sewage treatment pipe network. The ventilated vacuum well comprises a well body, a pneumatic controller, a vacuum blow-down valve, a liquid level sensor, a sewage pipeline system and a ventilation pipeline system, wherein the pneumatic controller, the vacuum blow-down valve and the liquid level sensor are arranged in the well body, and the sewage pipeline system and the ventilation pipeline system are connected with the well body; the liquid level sensor is used for sensing the rise and fall of water level so as to drive the pneumatic controller to drive the vacuum blow-down valve to work, the pneumaticcontroller can be used for ventilation, water collection and drainage, and the integral structure is compact; and a gravity sewage inlet pipeline is arranged in the sewage pipeline system. When the ventilation pipeline system is connected with the gravity sewage inlet pipeline, a lifting bent pipe is arranged on the gravity sewage inlet pipeline to generate water resistance, so a pressure reliefdevice is arranged. The pressure relief device is used for ventilation of the vacuum blow-down valve and the pneumatic controller, pressure relief of air in the upper part of a sewage chamber and drainage. The tolerance of water resistance of the gravity sewage inlet pipeline is improved.

The invention belongs to the technical field of agricultural planting and discloses a high-yield cultivation method of waxy corn based on transplanting and mulch, comprising: preparing seeds; preparing nutrient soil; preparing a seedbed field; applying sufficient base fertilizer; sowing and growing seedlings; managing seedbeds; transplanting in due time; applying sufficient topdressing. The methodof the invention has the advantages that large-scale production of waxy corn is effectively increased; directional transplanting provides increased density and high yield; early sowing and seedling growth and due-time transplanting help shorten the growth period, maturation is earlier , the influence of dog days or drought is avoided, and stable and high yield is achieved; about 1 jin of seed isadded per mu based on existing production according to the requirements of high-yield waxy corn, that is to say, the planting density per mu is increased by 800-1200 plants of waxy corn, effective earnumber per mu is 3000-4000, single-ear grain weight is 140-180 g, and the yield of waxy corn per mu is 800-1000 jin.

The invention relates to a protection tool for a laser forging process formed by compounding laser cladding and laser shock. The protection tool comprises an inert gas sealing box, a gas path system and a light path system, an opening in the upper portion of the inert gas sealing box is covered with a sealing film, and a cladding machining head penetrates through the sealing film to enter the inert gas sealing box; the inert gas sealing box is driven by a mechanical arm to move relative to the cladding machining head; the gas path system comprises a gas inlet hole formed in the inert gas sealing box, a gas extraction cover, a gas collection box, a gas washing water tank and a gas extraction motor, a plurality of gas extraction holes penetrate through the gas extraction cover from bottom to top, the gas inlet hole and the gas extraction holes are communicated with the inert gas sealing box, and the gas collection box is communicated with the gas extraction holes and the gas washing water tank; the gas inlet end of the gas extraction motor is communicated with the gas washing water tank, and the gas outlet end of the gas extraction motor is communicated with the inert gas sealing box; and the light path system comprises a light path adjusting lens set arranged in the inert gas sealing box, a full lens is arranged on one side of the inert gas sealing box, and the light path adjusting lens set and the full lens are oppositely arranged.

The invention discloses a control method for a temperature control system of an energy storage converter, which comprises the following steps of: detecting the working state of the energy storage converter through a working state detection module of the energy storage converter, and adjusting the temperature of a temperature adjusting device according to the environment temperature of the working state of a battery when the energy storage converter is in a running state; carrying out heating and refrigerating control on the temperature adjusting device according to the refrigerating temperature lower limit and the heating temperature upper limit of the normal working state temperature range of the battery; and when the energy storage converter is in the non-operating state, adjusting the temperature of the temperature adjusting device according to the storage temperature requirement of the battery in the non-operating state. According to the invention, on the basis of detecting and distinguishing the working state of the energy storage converter in the energy storage system, different temperature range control is adopted for the temperature control system, the requirements for the environment temperature of the working state and the storage temperature of the non-working state of a battery are met, and the power consumption of the temperature control system is reduced; therefore, the overall efficiency of the energy storage system is improved.

The invention discloses a fully automatic multi-device testing system and method for integrity of filter elements. The device includes a test control device for testing and management work, and at least one detection device which is connected with the test control device to receive a command sent by the test control device, and used for completing test work, and uploading data to the test controldevice, the test control device is connected to a remote personal computer (PC), the test control device includes a first control circuit, a first test valve group, a first external valve group and atouch screen, a first gas source is arranged on the first test valve group, each detection device includes a second control circuit, a second test valve group and a second external valve group, and acorresponding second gas source is connected on the second test valve group. The product of the invention enables a user to test more filter elements and filters at the same time, thus the test efficiency is improved, and the fully automatic multi-device testing system is time-saving and economical. The fully automatic multi-device testing system and method for integrity of filter elements can bewidely applied in the field of pharmaceutical industry and biology for integrity inspection of use or production of membranes, filter elements and filters in sterilizing filtration processes.

The invention discloses a health-care shower bath, which comprises a bathtub and an enclosure; the external bottom part of the bathtub is provided with a base; a massage component is arranged in the bathtub; the top part of the bathtub is provided with the enclosure; the top part of the enclosure is provided with a top cover; one side of the top cover is provided with a ventilating fan; a bath doorway is formed in the enclosure; the edge of the bath doorway is provided with a doorframe; a sliding bath door is arranged in the doorframe; push-pull handles are respectively embedded into two sides of a main push door of the bath door; a shower set is arranged a position, which is over against the bath door, on the enclosure; the enclosure located above the shower set is provided with a control panel. According to the shower bath disclosed by the invention, the bathtub is designed according to a human body curve, so that people are relaxed when taking a hip bath; meanwhile, health-care massage is performed by the massage component, and the health care requirement of the modern life is met; through the design of the enclosure at the top part of the bathtub, the health-care shower bath can be effectively isolated from the outside, so that the environmental requirement in the health-care shower bath during shower is ensured.

The invention relates to a numerical control system, in particular to a hidden numerical control system and an implementation method thereof. The implementation method comprises the steps that a numerical control program is compiled into a corresponding control instruction at a time; when the engineering center is used for integrating and retrieving the numerical control resources, a general object model of the numerical control resources is established; a numerical control resource object database is designed and addition, retrieval, update and deletion operations are executed on the database; numerical control sub-functions of different types and performances areuniformly abstractedinto numerical control resource objects, and data persistence is realized in an engineering center; when the engineering center is executed for coordinating and calling the numerical control resources, one or more numerical control resources are called in sequence to realize different numerical control sub-functions, so that a processing task is mapped into a corresponding processing instruction. The operation of coordinating the numerical control resources comprises message conversion and transmission protocol conversion among different numerical control sub-functions.

The invention discloses a rice seed soaking and germination accelerating intelligent controller which comprises a panel liquid crystal displaying system and a PCB. A central processor, a sensor system, a driving system, a communication module, a storage device, a liquid crystal driver HT1621, a manually-set circuit and an optocoupler 6001 are arranged on the PCB. An STC single chip microcomputer is used for controlling the central processor. The driving system, the storage device and the liquid crystal driver HT1621 are respectively connected with the central processor. The panel liquid crystal displaying system and the liquid crystal driver HT1621 are connected. The communication module is connected with the storage device. The sensor system comprises a sensor conversion module and a sensor. The sensor conversion module is connected with the central processor. A wiring terminal of the sensor conversion module is externally connected with the sensor. The driving system comprises an optocoupler PC817 and a strong current outputting terminal. The optocoupler PC817 is connected with the central processor. The strong current outputting terminal is externally connected with an executing component. According to the rice seed soaking and germination accelerating intelligent controller, computer concentrated control and wired remote control on relevant rice seed soaking and germination accelerating devices and environmental temperatures can be achieved. The environment requirements for rice breeding can be met.

The invention discloses a movable device for installing digital measuring equipment on a water and fire processing platform. The movable device comprises a walking mechanism and a support platform fixed on the walking mechanism, the support platform comprises an equipment connecting seat, a base fixedly connected to the walking mechanism, a telescopic support and a working platform, wherein one end of the telescopic support is fixedly connected to the base, and the other end of the support is connected with the equipment connecting seat; and the working platform is fixedly connected to the middle part of the support. The device is convenient and effective to use, can effectively avoid the limitation brought by a processing site, guarantees the working environment requirements of measurement equipment, simplifies the operation steps of measurement personnel, and improves the detection efficiency of a curved plate.

The invention relates to the technical field of water quality detection, in particular to a method for detecting sulfide in water, the method for detecting the sulfide in the water comprises water sampling, pretreatment and detection analysis, and a photometer adopted in pretreatment comprises a shell, a sampling cavity, a light source and a controller; a partition plate is arranged in the middleof the sampling cavity, and inserting cylinders are arranged on the two sides of the partition plate respectively; due to the fact that the stability characteristic of the sulfide in a water sample ischanged due to temperature changes in the detection process of the water sample, the accuracy of photometric measuring is affected, the detection time of the water sample is prolonged due to the stepof conducting heat preservation detection on the water sample, and the detection accuracy of the sulfide is reduced as well. Therefore, a sampling cavity made of transparent glass arranged in a photometer is used, the water bath heat preservation effect in the sampling cavity is matched, spectrophotometric detection is carried out on the water sample in the inserting cylinders, it is guaranteed that sulfide components in the water sample are in a stable state, and therefore the detection accuracy of the sulfide in the water is improved.

The invention discloses a planting method of baby Chinese cabbage, including the steps of (1), selecting quality variety of baby Chinese cabbage, particularly selecting quality variety with high freeze resistance and disease resistance capacity; (2), selecting land, to be specific, selecting land suitable for growth of baby Chinese cabbage, particularly selecting thick and fertile sandy soil or clay loam with high water and fertilizer retention capacity, and measuring soil fertility; (3), performing field ploughing by ridge planting or bedding according to on-site soil environment, wherein ridge planting is adopted mostly, which is convenient for irrigation; (4), performing field planting, to be specific, carrying out field planting by direct seeding in spring and autumn preferably, wherein the ridge is needed to be covered with a mulching film or canopy during planting in winter, and a sunshade is needed to be built during planting in summer; (5), filling gaps with seedlings, particularly filling in time in cases of shortage or damage of seedlings after finishing field planting; (6) weeding and turning over; (7), managing on fertilization, particularly applying home-made organic fertilizer; and (8), watering quantitatively. The planting method of baby Chinese cabbage is high in practicability, can provide a guarantee to meet requirements on growth environment of baby Chinese cabbage, and is worthy of being promoted.