161results about How to "Reduce stay" patented technology

The invention relates to an oxo-synthesis reaction method, particularly a method for preparing pentanal from mixed butylenes by a two-stage hydroformylation reaction. The method comprises the steps that after a first-stage hydroformylation is carried out with mixed butylenes containing 1-butylene and 2-butylene as raw materials, the reaction product containing catalyst in the discharged material is separated; the unreacted material is subjected to a second-stage hydroformylation reaction; catalyst in the two-stage products is separated and returned to two reaction vessels according to a certain proportion. The method solves the problem of reaction difference of two olefins, improves olefin utilization efficiency and reduces production cost; and is applied in a petrochemical field.

The invention discloses a method for preparing a super-hydrophobic bionic metal surface through an ultrafast laser technology and relates to the technical field of bionic surface manufacturing. The method comprises the following steps that a metal sample is subjected to mechanical grinding and polishing; the metal sample is subjected to ultrasonic cleaning; ultrafast laser is replaced with a circular polarization glass filter, and then micro-nano structure induction processing is conducted; the metal sample is subjected to anti-dragging micro-structure processing; and the processed metal sample is subjected to ultrasonic cleaning, placed in a fluoroalkyl silane liquid solution for soaking, and taken out to be blown-dried. According to the method, the surface integrating super-hydrophobic and anti-dragging features is successfully prepared by fully utilizing the characteristics of a femtosecond laser micro-nano processing technology, retention of water drops on the metal surface in theflight environment is reduced to the greatest extent, and thus the dampproof and anti-icing effects are maximized.

The invention discloses a rare cell filter and application thereof. The filter comprises a filter pipe, wherein an opening is formed at one end of the filter pipe; an elastic sealing head sliding along the inner wall of the filter pipe is arranged inside the filter pipe; a syringe sliding along the inner wall of the filter pipe is arranged above the elastic sealing head in a matching manner; the syringe comprises a bobbin with openings at two ends; a barrel cover is arranged above one end of the bobbin; a filter support ring is arranged at the opening of the bobbin below the barrel cover; a micro-hole array filter membrane with covered opening is arranged on the filter support ring; the bobbin, the elastic sealing head and the filter support ring form a recovery pool; the filter membrane is formed by a conical micro-hole and dual layers of micro-hole arrays with different calibers; a sample tube is arranged inside the recovery pool; one end of the sample tube passes through the filter support ring and extends into a filter cavity; the other end of the sample tube passes through the elastic sealing head and extends into a sealed cavity. By adopting the rare cell filter, the problems of poor selectivity and sensitivity for capturing rare cells are solved, and the rare cell filter is applicable to efficient capture, cultivation and analysis of circulating tumor cells and fetal circulation cells in human peripheral blood.

The invention relates to the field of clothing, in particular to a piece of antibacterial, mosquito-and-insect-repellent functional loungewear. The antibacterial, mosquito-and-insect-repellent functional loungewear is characterized in that silver ion antibacterial agent and permethrin mosquito-and-insect-repellent finishing agent are used for processing a textile, and the processing steps are fabric preprocessing, finishing solution preparation, padding, drying, preshrinking and clothing making. The antibacterial, mosquito-and-insect-repellent functional loungewear has a broad-spectrum, high-effective antibacterial effect on a variety of harmful bacteria, such as staphylococcus aureus, pneumobacillus, colibacillus, pseudomonas aeruginosa, candida albicans and trichophyton mentagrophytes, the bacteria inhibition rate of the antibacterial, mosquito-and-insect-repellent functional loungewear on staphylococcus aureus and other harmful bacteria still reaches more than 99 percent after the antibacterial, mosquito-and-insect-repellent functional loungewear is washed for 100 times, the stay and bite of mosquitoes are effectively reduced, the antibacterial, mosquito-and-insect-repellent functional loungewear has repelling and killing effects on various mosquitoes and insects, such as culex, aedes aegypti, tick and bedbug, and the loungewear made of the fabric has remarkable antibacterial, deodorizing, itch-relieving and mosquito-and-insect-repellent functions.

The present invention relates to a heating cooker which can execute the heating cook the heated object with added delicious components. During the temperature elevating process for the internal temperature of the heated object, the temperature that the enzyme for decomposing the delicious components in the heated object begins to activate is set to (T0); the temperature that the enzyme for decomposing the delicious components in the heated object begins to inactivate is set to (T1); the temperature that the enzyme for decomposing the protein of the heated object and generating the delicious components begins to inactivate is set to (T2). During the time t (01) in the range (T F24C 7 / 08 F24C 7 / 02 A47J 27 / 04 7 18 2 2007 / 1 / 22 101025275 2007 / 8 / 29 000000000 Hitachi Air Conditioning & Home Electrical Appliance Co., Ltd. Japan Tanaka Sachi Tategawa Akirayuki Otsu Noriyuki Hanasaka Teruhiko Honma Mitsu Seibori Akiko zhangjing qiang 11243 Japan 2006 / 2 / 20 2006-041789

The invention discloses a recovery device for waste heat of waste water. The recovery device is innovative in that the recovery device comprises a high-temperature wastewater pool, a sewage pump, a sewage pre-processor, a filter tank, a first-stage heat exchanger, a second-stage heat exchanger, a heat pump, a cold water tank A, a cold water tank B, a hot water tank and a low-temperature wastewater pool; the high-temperature wastewater pool is connected with the filter tank by means of the sewage pre-processor; the filter tank is connected with the first-stage heat exchanger by means of a pipeline; the first-stage heat exchanger is connected with the cold water tank A, the hot water tank and the second-stage heat exchanger; the second-stage heat exchanger is connected with the low-temperature wastewater pool and the heat pump; an evaporator and a condenser are arranged in the heat pump; a compressor and a throttle valve are arranged between the evaporator and the condenser; and one end of the condenser is connected with the cold tank B and the other end of the condenser is connected with the hot water tank. The recovery device for waste heat of waste water has following advantages: by means of two stages of heat exchangers, heat exchange of waste water is performed so that higher utilization efficiency of waste heat is obtained; and waste water is pre-processed before flowing into heat exchangers in order to reduce water dirt staying in the heat exchangers and therefore working efficiency of the heat exchangers is not reduced.

The invention discloses a novel trawl net capable of reducing incidental catches, and belongs to the technical field of aquatic product catching. The novel trawl net comprises a netting, a fish attractor, a fish net bag and a shrimp net bag; the end of the left side of the netting is connected with a framework, the fish net bag is connected to the right side of the netting, the shrimp net bag is connected to the lower portion of the fish net bag, the fish net bag is internally provided with at least two sieve plates, and an escaping window is formed in the end of the right side of the fish netbag. By means of the novel trawl net, the incidental catches can be effectively sieved, and discharged to the outside of the netting, and the temporary raising density of the catches is lowered whilecatching of the incidental catches is greatly reduced.

The invention provides a nuclear power plant containment shell pressure test strength monitoring system which includes data acquisition modules and a data reading and processing module. The data acquisition modules are distributed in different parts of a containment shell and used for acquiring parameter signals of different parts of the containment shell, wherein the parameter signals include deformation parameters, stress parameters, temperature parameters and settlement parameters. The data reading and processing module is connected with the data acquisition modules, and is used for reading and receiving the parameter signals from the data acquisition modules, eliminating unreasonable parameter signals, and performing calculation according to the reasonable parameter signals to get containment shell strength analysis data. The invention further provides a nuclear power plant containment shell pressure test strength monitoring method implemented using the nuclear power plant containment shell pressure test strength monitoring system. According to the technical scheme, through optimization of the data reading and analytical processing method of the existing nuclear power plant containment shell pressure test strength monitoring system, the problem that there is a need to read data manually and the data reliability is poor in the prior art is solved.

A high-efficient heat exchange tube piece for a filler coupling coil evaporative condenser comprises a coil (1) formed of heat exchange tubes coiled into an S shape. The coil (1) is provided with at least one layer of filler (2) for guiding spraying cooling water to flow from an upper layer heat exchange tube to a lower layer heat exchange tube. The filler (2) is arranged between adjacent heat exchange tubes (11), and connects the heat exchange tubes (11) to form a continuous water flow surface. The heat exchange tube is capable of lowering the temperature of cooling water in a cooling coil, and improving water distribution coverage of cooling water sprayed from the cooling coil and the heat exchange efficiency.

The invention discloses a multi-wire sawing method and a multi-wire sawing machine. The multi-wire sawing method uses at least two parallel sawing wires wound on a wire roller, and at least two workpieces, wherein the workpieces are staggered at the upper and lower sides of the sawing wires, and respectively move to the directions of the sawing wires for sawing. The multi-wire sawing method uses a vertical compound sawing mode for eliminating wire arches; and the wire arched generated in sawing are shorter, so that the wire marks of the sawing wires left on the surfaces of the workpieces are reduced, and the workpiece quality is improved.

The invention relates to the technical field of apparatuses for discharging solid components in exhaust gas, and especially provides a dust removal sedimentation device. The device includes a dust removal barrel on which an air pipe, a sewage draining pipe, an exhaust pipe and a clear liquid discharge pipe are disposed. A rotary shaft, which is driven by a power device, is arranged in the dust removal barrel. A filter plate and a dust removal plate are arranged in the dust removal barrel. A support column is fixedly connected to the bottom surface of the filter plate. A rotary chamber is formed in the support column. The rotary shaft is rotationally connected to the chamber wall of the rotary chamber. Bar-shaped grooves, in which water absorption layers are disposed, are arranged in both the upper and the lower surfaces of the dust removal plate. An annular water pipe is arranged in the dust removal plate. An upper scraping bar and a lower scraping bar are fixedly connected to the rotary shaft, wherein scraping grooves are arranged in the side walls of the upper scraping bar and the lower scraping bar. A sewage draining chamber is located inside the rotary shaft, wherein a discharge outlet is formed in the chamber wall of the sewage draining chamber. A stirring structure is arranged in the sewage draining chamber. A stirring hole is formed in the bottom surface of the rotary shaft. An elastic structure is arranged inside the stirring hole. The dust removal sedimentation device can avoid residual dirt on a water baffle, and also can precipitate wastewater.

The invention discloses a near-zero emission treatment process and complete equipment for waste tire thermal cracking waste gas pollution. The treatment process comprises the following steps: 1) thermal cracking and product reuse, to be more specific, waste tires are thermally cracked, product carbon black and steel wires are recycled and reprocessed, and product pyrolysis oil and pyrolysis gas are combusted for heating; 2) exhaust gas secondary combustion, to be more specific, carbon black particles mixed in waste gas are completely burnt, and high temperature formation of dioxins can be inhibited; 3) rapid cooling of the waste gas, to be more specific, low temperature re-synthesis of the dioxins can be inhibited; 4) desulfurization and denitrification of the waste gas, to be more specific, nitrogen oxides and sulfur dioxide in the waste gas are removed; and 5) drying and dust removal, to be more specific, particulate matters in the waste gas are removed, and the waste gas is degradedinto non-toxic and harmless cleaning gas. The complete equipment is matched reasonably, and various products in the thermal cracking process of the waste tires are effectively utilized to achieve near zero emission of the waste gas pollution.

The invention provides a reverse osmosis membrane filter element flushing system, a reverse osmosis system and a water purifier, wherein the reverse osmosis membrane filter element flushing system comprises a reverse osmosis membrane filter element, the reverse osmosis membrane filter element comprises a water inlet connected with a water feeding pipe, a water purification opening through which pure water flows out, and a concentrated water opening through which concentrated water flows out, flushing water can flow into the reverse osmosis membrane filter element through the concentrated wateropening, and after flushing the concentrated water opening, the flushing water is drained through the water inlet. The reverse osmosis membrane filter element flushing system has a forward flushing function for a reverse osmosis membrane and also has a reverse flushing function; by reverse flushing for the reverse osmosis membrane, the high-pressure flushing water can act on an inorganic salt position such as carbonate to enable the carbonate to be released and discharge the carbonate, so that retention of inorganic salt deposits is reduced, the service life of the reverse osmosis membrane isprolonged, and the reverse osmosis membrane purification capacity is greatly improved.

The invention relates to the clothing field, particularly to an antibacterial functional medical textile. The textile is characterized in that a silver ion antibacterial agent, a soil-releasing finishing agent and a permethrin mosquito repellent finishing agent are used for processing the textile to enable the textile to acquire antibacterial, soil-releasing and mosquito repellent functions. A processing method includes processing fabric into a semi-product for after-treatment after steps of pretreatment, dyeing or printing and the like; preparing a functional finishing agent which is antibacterial, soil-releasing and mosquito repellent; padding the working solution; drying; baking; packaging; and manufacturing leisure wear. The textile has broad-spectrum high-effect antibacterial functions on a plurality of harmful bacteria such as staphylococcus aureus, pneumobacillus, escherichia coli, pseudomonas aeruginosa, monilia albican and trichophyton mentagrophytes, the bacteriostasis rate of the textile for the harmful bacteria such as staphylococcus aureus after washed for 100 times can still reach above 99%, stay and biting of mosquitoes can be reduced effectively, repellent and contact toxicity functions can be performed on various mosquitoes such as culex, Aedes aegypti, ticks and bugs, and the leisure wear made of the textile is provided with obvious antibacterial, deodorant, itching relieving and mosquito repellent functions.

The invention relates to a bidirectional polishing and grinding machine which comprises a gear box, a front cover and a main wind shield which are connected in sequence. The gear box is internally provided with an inputting shaft for inputting power; the front end of the inputting shaft is provided with a cone gear; an outputting shaft which is perpendicular to the inputting shaft is connected with a second gear; a first gear is connected with the outputting shaft through a bearing; the first gear and the second gear are both cone gears; the front end of the inputting shaft is inserted between the first gear and the second gear and meshed with the first gear and the second gear; the end of the outputting shaft, which is extended into the wind shield, is connected with a second wind impeller; the first gear is connected with a flange; the flange is extended into the end of the wind shield and connected with a first wind impeller; and the first wind impeller and the second wind impeller form a concentric and reverse internal and external grinding ring. The bidirectional polishing and grinding machine has the advantages of reducing the grinding texture and ensuring the smoothness of the processed surface.

The invention discloses a photovoltaic support system and a photovoltaic power generation device. The photovoltaic support system comprises: a supporting piece; a bearing piece which is rotationally arranged on the supporting piece; at least two locking mechanisms, wherein each locking mechanism comprises a telescopic assembly and a locking assembly, each telescopic assembly comprises a first rodbody rotationally arranged on the supporting piece and a second rod body rotationally arranged on the bearing piece and slidably connected with the first rod body, and the locking assembly comprises an elastic piece arranged on one of the first rod body and the second rod body and a plug pin connected with the elastic piece, and the elastic piece drives the plug pin to move to abut against the other one of the first rod body and the second rod body; an unlocking mechanism which comprises an unlocking assembly and at least two line body assemblies, wherein one ends of the at least two line bodyassemblies are correspondingly connected with the at least two plug pins in the at least two locking mechanisms respectively, and the other ends of the at least two line body assemblies are connectedwith the unlocking assembly. According to the technical scheme, the installation angle adjusting efficiency of the solar photovoltaic panel can be improved, and meanwhile the safety of the installation angle adjusting process of the solar photovoltaic panel is improved.

The invention discloses a method for extracting gold, platinum and palladium in electronic scrap copper anode mud. The method comprises the steps that (1), the electronic scrap copper anode mud is mixed with an oxidizing agent and an additive, and chloridizing, oxidizing and leaching treatment is conducted to obtain leached slurry; (2), the leached slurry is filtered to obtain filtrate containinggold, platinum and palladium and filter residues; (3), the filtrate is mixed with a gold extraction agent to be subjected to extraction treatment, and a gold-loaded organic phase and raffinate containing platinum and palladium are obtained; (4), back extraction treatment is conducted on the gold-loaded organic phase through oxalic acid, so that an organic solution and gold powder are obtained; (5), adsorption treatment is conducted on the raffinate containing platinum and palladium by adopting anion exchange resin; and (6), desorption treatment is conducted on the anion exchange resin adsorbing platinum and palladium through hydrochloric acid, and then platinum and palladium are obtained. The method has the advantages of being short in process, low in operating cost, high in rare and precious metal recycling rate, environmentally friendly and the like.

The invention relates to a technology for extracting intact chloroplast from high-yield officinal woody plant ginkgo rich in secondary metabolites, belonging to the biochemistry field. The method of the invention comprises the following steps of: preparing coarse chloroplast granules from ginkgo leaves in a special growth period, and then carrying out gradient centrifugation to Percoll to acquire chloroplast through special centrifugal force. The invention can effectively improve the purity and the integrity of the extracted chloroplast, the ginkgo chloroplast obtained by adopting the method reaches the integrity rate of above 80 percent, and the extracted chloroplast does not contain other impurities. The chloroplast granules are suitable for fundamental researches on cell biology, biochemistry, molecular biology, and the like.

The invention discloses a multi-wire cutting machine capable of reducing height of a wire bow. The multi-wire cutting machine comprises a machine frame, metal wires and two wire rollers arranged on the machine frame in parallel. The surface of each wire roller is provided with a plurality of annular wire grooves, the metal wires are arranged in the annular wire grooves and successively bypasses the two wire roller to be tightened, and an auxiliary supporting roller for supporting the metal wires is arranged between the two wire rollers. The auxiliary supporting roller for supporting the metal wires is arranged between the two wire rollers, thereby greatly reducing height of the wire bow of the metal wire, further reducing cutting distance of a silicon rod, shortening required time in cutting the silicon rod, and improving cutting efficiency. Moreover, the number of silicon rods cut by one metal wire can be greatly increased, usage amount of the metal wires is reduced, and production cost is lowered. Besides, line marks left on cut silicon piece surfaces by the metal wires can be greatly reduced, thereby improving quality of silicon pieces. The multi-wire cutting machine is suitable for being popularized and applied to the cutting equipment field.

The invention discloses a furnace protection process combining high flow bottom blowing slag splashing with top blowing slag splashing, and belongs to the technical field of metallurgy. The process includes a converter cap and a trunnion for slagging operation and bottom blowing slag splashing maintenance and a converter bottom and a batch for top gun slag splashing as the main maintenance. On onehand, the high flow bottom blowing slag splashing process is adopted to make up for the blank of the current high flow bottom blowing slag splashing process; on the other hand, the high flow bottom blowing slag splashing is combined with the top blowing slag splashing process. The high flow bottom blowing slag splashing solves the problem of difficult maintenance of the converter cap portion of the top gun slag splashing furnace protection process by compensation, and the top gun slag splashing process solves the problem of difficult maintenance of the bottom of the high flow bottom blowing slag splashing furnace protection process, the two processes are complementary, the furnace protection quality is improved, and conditions are created for achieving long furnace life of a converter. The process improves the slag splashing furnace protection effect of the converter, reduces the static maintenance frequency of the converter cap portion, shortens the slag splashing furnace protectiontime, improves the converter operation rate, achieves the long furnace life of the converter, prevents the converter bottom from rising, and prevents a bottom blowing spray gun from being blocked.

The invention belongs to the technical field of dish washing machines, and particularly relates to a drying control device and method of a dish-washing machine and the dish-washing machine. The dryingcontrol method of the dish washing machine comprises the steps of detecting the balance of a rinsing agent in a rinsing agent slot; controlling a working mode of the dish-washing machine according tothe balance of the rinsing agent in the rinsing agent slot; and when the balance of the rinsing agent in the rinsing agent slot does not meet a preset condition, adjusting a cleaning mode of the dish-washing machine to a compensation mode to dry dishes in the dish-washing machine. The effect of the intelligently compensating the rinsing agent in the dish-washing machine is achieved, so that the dish-washing machine is more intelligent, the dry effect of the dish-washing machine is improved, water stains reserves on the dishes after drying are reduced, and the user experience is enhanced.

The invention discloses a vegetable anti-allergic agent stock solution and a preparation method and application thereof. The anti-allergic agent stock solution is compounded by the following components in percentage by weight through the basic theory of traditional Chinese medicine: 1.3-2.0% of dipotassium glycyrrhizinate, 0.05-0.15% of matrine, 0.003-0.005% of glycyrrhizin hydroxypropyl-beta-cyclodextrin inclusion compound, 0.08-0.15% of paeoniflorin, 0.07-0.10% of tetrahydrocurcumin, 0.03-0.05% of chamomile extract, 18.0-25.0% of 1,3-butanediol, 0.6-1.0% of phenoxyethanol and the balance ofwater, and the anti-allergic agent stock solution is added into whitening and anti-allergic skin care products by 2-10% by weight. The components in the anti-allergic agent stock solution are obtainedby purification and refining by a modern extraction and separation technology, the color is light and the taste is light, and the user experience is improved. The dipotassium glycyrrhizinate has anti-inflammatory and anti-allergic effects, and is combined with radix sophorae flavescentis, Chinese herbaceous peony, hydrogenated rhizoma curcumae longae and the chamomile extract to be more effectivein astringing, repairing and nourishing the skin; and in vitro and human body evaluation tests show that the components in the anti-allergic agent stock solution have a synergistic promoting effect,and the anti-allergic and anti-inflammatory effects are good.

The invention provides a mosquito-repellent summer quilt and a production method thereof. Citronella essential oil and eucalyptus essential oil are added during coverlet production to achieve the mosquito-repellent effect, and a composite spinning method and a decal-process finishing process are adopted to add the citronella essential oil and the eucalyptus essential oil in a core layer so as to ensure the durable mosquito-repellent effect of the essential oil. In addition, the mosquito-repellent effect is enhanced by setting coverlet colors and utilizing the habit of keeping away from orange or red-orange of mosquitoes. By using the mosquito-repellent summer quilt and the production method, the durable mosquito-repellent effect can be achieved, the mosquito-repellent summer quilt has good handfeel and is antifouling, friction-resisting and good in washing-resistance fastness, weather resistance and other performances, and the core problems of handfeel, color brightness, color fastness, environment protection and the like of printed and dyed fabrics are solved. The mosquito-repellent summer quilt is produced to be orange or red-orange during printing and dyeing and can repel the mosquitoes and decrease the mosquitoes straying nearby the summer quilt.

In an illustrative embodiment, a crew information system is coupled to sensors in passenger seats, seatbelts, tray tables and overhead bins. If the vehicle seat sensor subsystem senses a passenger ona seat and senses the corresponding passenger seat belt is unbuckled, the vehicle seat sensor subsystem may alert the flight crew of a non-compliance condition. The crew information system may also, for example, facilitate preparation for take-off by signaling the crew when, for all seats in which passengers are detected, all tray tables are stowed and all seatbelts are buckled. The crew may be similarly informed of overhead bins which are not properly latched. Crew member notifications may advantageously report the specific nonconforming issue and seat or bin position.

Provided is an exhaust gas purifying device which can improve handling work ability such as maintenance of an engine while it can improve a purifying performance of an exhaust gas of the engine. The exhaust gas purifying device is provided with a plurality of gas purifying bodies which purifies the exhaust gas discharged by the engine, a plurality of inside cases which are inward provided with the gas purifying bodies, and outside which are inward provided with the inside cases. An outlet end portion of an inside case in an exhaust gas upstream side and an inlet end portion of an in an exhaust gas downstream side are superposed as a double structure. Sensor boss bodies for supporting exhaust gas sensors are arranged in an outside surface of the outlet end portion or the inlet end portion of the double structure. The sensor boss bodies are extended to an outside direction of the outside case.

The invention discloses application of nanogold particles in paint. The paint added with the nanogold particles comprises the following components in percentage by weight: 0.001 to 3.0 percent of nanogold particles, 0.1 to 0.5 percent of dispersing agent, 0.1 to 0.5 percent of thickening agent, 0.1 to 0.2 percent of antiseptic agent, 10.0 to 25.0 percent of ground calcium carbonate, 5.0 to 20.0 percent of titanium pigment, 5.0 to 10.0 percent of wollastonite powder, 6.0 to 10.0 percent of talcum powder, 1.0 to 5.0 percent of antifreezing agent, 0.5 to 3.0 percent of film forming additive, 0.1 to 0.5 percent of levelling agent, 0.1 to 0.8 percent of antifoaming agent, 15.0 to 40.0 percent of latex, and 10.0 to 30.0 percent of water. By adding the nanogold particles to the paint, the content of organic pollutants in the paint is effectively reduced, and the environment-friendly property of the paint is improved.

The invention provides a security monitoring platform for residential property management. The platform comprises a frame body, wherein the frame body comprises a supporting mechanism, a protection mechanism, a cleaning mechanism, an outer semi-circular shell, and a bird repelling mechanism; and the supporting mechanism comprises an L-shaped underframe, a warping plate, a hinge and a vertical rod.According to the platform, the protection mechanism not only has a protection effect on the exterior of a camera, but also facilitates adjustment of the projection direction of the camera, so that abetter security monitoring effect is achieved; next, a monitoring mechanism is mounted and trimmed, and the camera mounted at a high position can conveniently monitor the ground in a controlled mode according to the warping height of the warping plate; and meanwhile, the shell can play a certain role in resisting wind and sand, corrosion of wind power to the camera is reduced, in addition, rainwater drainage can be accelerated, rusting damage caused by rainwater accumulation to the monitoring equipment is reduced, finally, equipment shaking caused by staying of birds or fowls on the monitoringequipment can be reduced, and noise input of the monitoring equipment due to approaching of the birds can be prevented.