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109results about How to "Avoid fighting" patented technology

Breeding method and pond for improving commercial specification and yield of procambarus clarkii in pond

The invention provides a breeding method and a pond for improving the commercial specification and the yield of procambarus clarkii in the pond. The breeding method comprises the following steps: drying the pond under the sun; putting young procambarus clarkii into the pond for the first time; performing catch rotation on commercial procambarus clarkii for the first time; putting young procambarus clarkii into the pond for the second time; performing catch rotation on commercial procambarus clarkii for the second time; and thoroughly draining water of the pond, and catching all commercial procambarus clarkii. The pond comprises a circular groove which is digged along the periphery of the pond, wherein the circular groove has an upper bottom width of 6 to 10 meters, a lower bottom width of 1 to 5 meters, a depth of 0.8 to 1 meter, a ridge height of 0.8 to 1 meter and a slope ratio of 1: 3; the area of the circular groove accounts for 20 to 30% of the total area of the pond; the a region, located at the inner side of the circular groove, of the pond is piled with a central enclosed beach; and the distance between the water level of the pond and the central enclosed beach is in a range of 10 to 70 cm. The invention has the following beneficial technical effects: by adopting the method provided by the invention, 200 to 250 kg of commercial procambarus clarkii can be harvested in two seasons, wherein the proportion of the commercial procambarus clarkii with a specification of 40 g or more reaches 60 to 70%.
Owner:FISHERIES RES INST ANHUI ACAD OF AGRI SCI

Environment-friendly efficient waste incinerator

The invention discloses an environment-friendly efficient waste incinerator. The environment-friendly efficient waste incinerator comprises a lower incinerator body part, an upper incinerator body part, an internal chimney, a base, an incinerator cover and an external chimney. The upper incinerator body part and the lower incinerator body part of an incinerator body are welded into a whole. The internal chimney is arranged in the middle of the lower incinerator body part and the middle of the upper incinerator body part. A combustion chamber is formed by the lower incinerator body part and the internal chimney. Refractory bricks are arranged on the periphery of the lower incinerator body part and the periphery of the upper incinerator body part. The bottom end of the lower incinerator body part is connected with the base. Both the upper surface and the lower surface of the base are open. The incinerator cover is arranged on the upper incinerator body part. The external chimney is arranged at the top of the incinerator cover in a connected mode. A water tank is arranged outside the lower incinerator body part. An oil tank is further arranged in the water tank. A water pipe and an oil pipe are arranged in the internal chimney. The water pipe is communicated with the water tank. The oil pipe is communicated with the oil tank. According to the environment-friendly efficient waste incinerator, oil in the oil pipe can be gasified by means of heat generated during waste combustion, so that waste on the upper portion of the incinerator body can be combusted for the second time, continuous waste combustion is achieved, incineration is thorough and rapid, and the incineration effect is good; pollution to the environment is small, and the environment-friendly efficient waste incinerator is suitable for waste treatment in village and town communities, schools and hospitals.
Owner:都安通达环保设备制造厂(普通合伙)

Underwater double-arm cooperating grabbing, holding and collision preventing integrated method and system

The invention discloses an underwater double-arm cooperating grabbing, holding and collision preventing integrated method and system, and belongs to the field of underwater operation automatic control. Based on the original task trajectory planning of double-arm cooperative work, it is put forward that three areas different in collision probability are divided on the basis of the work space of double mechanical arms, trajectory planning is preferentially carried out on the area low in collision probability, when it is necessary to pass through the area high in collision probability, the trajectory is divided into multiple small-section paths through an interpolation method, and collision judgment and collision preventing planning are carried out before the motion of each small section is executed; the motion of the small-section paths is updated according to collision preventing planning, and therefore collision risks are subjected to preventive control on the premise of not interfering with normal execution of original tasks. According to the method and system, preventive motion collision prevention of the mechanical arms can be carried out while the operation trajectory is planned; and according to the integrated method, underwater mechanical arm collaborative operation and motion collision prevention are unified, and certain practical value and development potential are achieved.
Owner:HUAZHONG UNIV OF SCI & TECH

Device and method for feeding pigs with liquid feed

The invention relates to a device and method for feeding pigs with a liquid feed. The feeding device comprises a dry feed feeding device, a water feeding device, a feeding system, a stirring and weighing system and a master control system, wherein the discharging end of the dry feed feeding device and the water inlet end of the water feeding device are connected with a stirring tank, the stirring and weighing system comprises the stirring and a weighing sensor, the feeding system comprises a pushing machine, a high-pressure eddy fan, a feeding pipeline and a four-way feeding valve, the stirring tank is communicated with a feeding port of the pushing machine, a discharging port of the pushing machine is connected with a first port of the four-way feeding valve, a second port of the four-way feeding valve is communicated with a pigsty, a third port of the four-way feeding valve is connected with the high-pressure eddy fan, a four port of the four-way feeding valve is communicated with the stirring tank, and the master control system is in controlling connection with the dry feed feeding device, the water feeding device, the feeding system and the stirring and weighing system. The feeding device can automatically perform liquid-feed feeding, saves labor, can perform accurate feeding and ensure the nutrition demand of pigs, and the problem that labor input for liquid-feed feeding is large, and meeting of the nutrition demand of pigs is not easy to determine.
Owner:李宇晓

Broiler feed containing traditional Chinese medicine additives and processing method of broiler feed containing traditional Chinese medicine additives

The invention discloses a broiler feed containing traditional Chinese medicine additives, and belongs to the field of chicken feeds. The broiler feed comprises the following raw materials: extruded corn, fermented soybean meal, soybean oil, soybean curb residue, green soybean cake residue, bran and traditional Chinese medicine additives, wherein the traditional Chinese medicine additives comprise raw malt, astragalus membranaceus, semen euryales, lotus seed, rhizoma polygonati, bighead atractylodes rhizome, liquorice, philippine flemingia root, drynaria rhizome, spina date seed, dendrobe, lily, radix polygonati officinalis, adenophora tetraphylla, hawthorn, pipewort, radices stellariae dichotomae, root of Chinese pulsatilla, scutellaria baicalensis, golden cypress, java brucea and pericarpium citri reticulatae. The invention also provides a processing method of the broiler feed containing the traditional Chinese medicine additives. The method comprises the following steps: (1) preparing a Chinese medicine liquid crude sample; (2) refining Chinese medicine liquid; (3) preparing the traditional Chinese medicine additives; and (4) preparing the broiler feed. Compared with an existing broiler feed, the traditional Chinese medicine additive adopted by the feed is reasonable in formula, and does not contain antibiotic chemically synthesized drug, the broiler weight is effectively improved, the death rate is reduced, the additive entering a broiler body does not generate a drug residue, and the broiler feed is safe and harmless when being eaten by people.
Owner:XUZHOU FURUN POULTRY PROD

Chinese-herbal-medicine feed for quails

The invention belongs to the field of feeds for quails and particularly relates to Chinese-herbal-medicine feed for quails. The Chinese-herbal-medicine feed is characterized by comprising the following components in parts by weight: 40-60 parts of corn, 20-30 parts of soybean meal, 5-10 parts of super fish powder, 2-4 parts of soybean oil, 2-6 parts of grass seed powder, 5-10 parts of soybean oil cake residue, 5-10 parts of rice bran, 1-3 parts of salt, 10-15 parts of premix and 10-15 parts of traditional-Chinese-medicine additives. The Chinese-herbal-medicine feed has the beneficial effects that materials such as the corn, the bean meal and the grass seed powder with suitability for intaking of the quails, high digestibility and good palatability are selected according to the nutrition needed by growth and development of the laying quails, the nutrition is rich, the protein content is high, the energy is high, the nutrition needed by the laying quails is provided, the materials are easily digested and absorbed by the quails, the daily feed intake is increased and the egg laying capability is enhanced; a proper material matching ratio is determined by multiple testing, the most reasonable feed-egg ratio is ensured, and the raising income is largest; and the feed contains the components such as the premix and the traditional-Chinese-medicine additives, the types of nutritional elements are complete, and various nutritional components needed are provided, so that the healthy growth of the quails is ensured.
Owner:TIANJIN WANDA JIAHE FEED

Single-cross-arm tipping-bucket bird dispersing device

The invention discloses a single-cross-arm tipping-bucket bird dispersing device, which is a tool for preventing birds from nesting on a tower. The single-cross-arm tipping-bucket bird dispersing device comprises a tipping-bucket bird dispersing instrument, wherein the tipping-bucket bird dispersing instrument comprises blades, a base and a main shaft; the base is U-shaped, and is provided with a first side plate and a second side plate which are arranged oppositely; the main shaft comprises a vertical main shaft, a left side shaft and a right side shaft; the lower end of the vertical main shaft is fixedly connected to the second side plate of the base, and is vertical to the second side plate of the base; one end of the left side shaft and one end of the right side shaft are fixedly connected to both sides of the upper end of the vertical main shaft respectively; the left side shaft and the right side shaft construct a T-shaped structure together with the vertical main shaft; both the left side shaft and the right side shaft are vertical to a U-shaped opening of the base; the blades comprise a left blade and a right blade; the left blade and the right blade are rotationally connected to the left side shaft and the right side shaft respectively. By adopting the single-cross-arm tipping-bucket bird dispersing device, birds can be effectively prevented from fighting, staying and nesting on lines, the safety and smoothness of the lines are ensured, and the labor cost and material cost in line patrol are reduced.
Owner:LANGFANG POWER SUPPLY COMPANY STATE GRID JIBEI ELECTRIC POWER COMPANY +1

Cast-in-place wet joint structure and bridge

The invention relates to a bridge construction structure. The invention discloses a cast-in-place wet joint structure and a bridge. The structure comprises a first UHPC prefabricated beam body and a second UHPC prefabricated beam body, notches are formed in the upper parts and the lower parts of the opposite end parts of the first UHPC prefabricated beam body and the second UHPC prefabricated beambody in the height direction; trapezoidal notches are respectively formed in the middle parts of the opposite end parts of the first UHPC prefabricated beam body and the second UHPC prefabricated beam body in the height direction; thus, spaced rectangular spaces are formed between the opposite notches of the first UHPC prefabricated beam body and the second UHPC prefabricated beam body, the opposite notches and the rectangular spaces form T-shaped strips, and the trapezoidal notches of the first UHPC prefabricated beam body and the second UHPC prefabricated beam body are spliced to form a UHPC pouring space; embedded steel bars are arranged in the notches and the UHPC pouring space; longitudinal steel bars are arranged in the first UHPC prefabricated beam body and the second UHPC prefabricated beam body in the length direction. And UHPC blocks are poured in the T-shaped strip and the UHPC pouring space. According to the invention, wet joint shrinkage can be effectively retarded, and crack generation is reduced.
Owner:HUNAN UNIV

Intelligent piglet breeding method

The invention provides an intelligent piglet breeding method. According to the intelligent piglet breeding method, the automation degree is high, the number of needed people and fodder waste are small, the physique of piglets can be improved, the morbidity can be reduced, the survival rate can be increased, and ratio of the earnings to cost can be improved. According to the intelligent piglet breeding method, the mode that the piglets are bred in a group but fed in a scattered mode and have more meals with less food at each time is adopted. The intelligent piglet breeding method comprises the steps that a piglet stocking field is built, and a plurality of feeding troughs are arranged in the piglet stocking field in a scattered mode; an intelligent fodder distributing system is established, and a piglet feeding presetting mode is used for setting the times of daily fodder distributing and the fodder distributing amount at each time; a monitoring module is established and used for monitoring the piglet ingestion situation and the activity situation; the piglets are bred in the piglet stocking field in a stocking mode, the intelligent fodder distributing system is started, and automatic feeding is carried out; the piglet feeding mode is adjusted according to the monitored piglet ingestion result; the growth and health states of the piglets are judged according to the activity situation of the piglets, and abnormal situations are processed in time.
Owner:广西一遍天原种植有限责任公司

Laminated factory-like efficient aquaculture porous shrimp nest

The invention discloses a laminated factory-like efficient aquaculture porous shrimp nest which comprises an aquaculture container, at least one positioning shaft, at least one positioning plate and aplurality of aquaculture mechanisms. The positioning shafts are arranged in the aquaculture container, each positioning shaft is vertically mounted on the corresponding positioning plate, the positioning plates are placed in the aquaculture container, each aquaculture mechanism comprises an aquaculture box, a hollow fixed shaft and a plurality of aquaculture plates, the fixed shafts are arrangedin the aquaculture box, the bottom ends of the fixed shafts are fixed on the bottom walls of the aquaculture boxes, the aquaculture plates are fixed on the fixed shafts, inner cavities of the aquaculture boxes are divided into a plurality of aquaculture spaces, and each aquaculture space is used for aquaculture of at least one shrimp. The aquaculture mechanisms are laminated in the aquaculture container, and the aquaculture boxes are mounted on the positioned on the positioning shaft by matching a hollow structure of the corresponding fixed shaft with one positioning shaft. According to the nest, the survival rate of aquaculture shrimps can be increased, the yield of the aquaculture shrimps is improved, and the aquaculture cost of the aquaculture shrimps is reduced.
Owner:FISHERIES RES INST ANHUI ACAD OF AGRI SCI

Environment-friendly waste incinerator

The invention discloses an environment-friendly waste incinerator. The environment-friendly waste incinerator comprises an incinerator body, a combustion chamber, a high-position feed inlet, an incinerator grate and incinerator legs. Refractory bricks are arranged on the inner wall of the incinerator body. The incinerator body is hollow, so that the combustion chamber is formed. The high-position feed inlet is formed in the upper portion of the incinerator body. The incinerator grate is arranged at the bottom of the incinerator body. The bottom end of the incinerator body is open, so that an ash outlet is formed. The incinerator legs are arranged at the bottom end of the incinerator body. The environment-friendly waste incinerator further comprises a dust hopper, a chimney, a water collection tank, a water pool, a water pump, a water inlet pipe and a water outlet pipe. The lower end of the dust hopper is connected with the upper end of the incinerator body through a flange. The upper end of the dust hopper is welded to a reversed hopper. The chimney is connected with the reversed hopper through a flange. The water collection tank is fixed to the upper portion of the chimney in a surrounding mode. The water pool is arranged at one side of the incinerator body. The water pump is installed above the water pool. One end of the water inlet pipe is connected with the water pump. The other end of the water inlet pipe is arranged above the chimney. One end of the water outlet pipe is connected into the water pool, and the other end of the water outlet pie is installed at the bottom of the water collection tank. According to the environment-friendly waste incinerator, smoke generated after waste combustion can be cleaned, emission of harmful smoke is reduced, and pollution to air caused by waste combustion is reduced.
Owner:都安瑶族自治县计量检定测试所

Novel beam column connection joint and construction method thereof

The invention discloses a novel beam column connection joint and a construction method thereof. The novel beam column connection joint comprises a prefabricated column, a prefabricated beam and a beam end cast-in-situ area. A column body steel jacket box for prefabricating a column body is pre-arranged on the prefabricated column, and a U-shaped beam supporting plate with an opening facing upwards is arranged on a lateral plate of the column body steel jacket box. An upper longitudinal rib and a lower longitudinal rib of the prefabricated beam are both connected with the lateral plate of the column body steel jacket box through connecting plates. A waist rib of the prefabricated beam is connected with the U-shaped beam supporting plate. The beam end cast-in-situ area is formed by pouring concrete on-site on the U-shaped beam supporting plate, and the novel beam column connection joint is formed by connecting the prefabricated column and the prefabricated beam. The construction method comprises the steps of manufacturing the column body steel jacket box, manufacturing the prefabricated column, welding the U-shaped beam supporting plate, mounting the prefabricated beam, forming the novel beam column connection joint, and the like. According to the novel beam column connection joint and the construction method thereof, the problem that steel bars in a beam column joint area collide one another can be thoroughly avoided, cast-in-situ and formwork supporting in a joint area are avoided, and support installation at the beam end is avoided.
Owner:中建科技成都有限公司

Garbage incinerator

The invention provides a garbage incinerator. The garbage incinerator comprises a cylindrical furnace body. A furnace cavity of the furnace body is divided into a first combustion chamber, a second combustion chamber and an air bellow chamber by partition boards, and the first combustion chamber, the second combustion chamber and the air bellow chamber are arranged from top to bottom. Chimneys are arranged on the sidewall of the furnace body and located on the upper portion of the first combustion chamber. A water storage tank surrounding the outer wall of the furnace body is arranged outside the first combustion chamber and the second combustion chamber. A slag removal port is formed in the lower portion of the air bellow chamber. The upper surface of the furnace body is provided with a drying table. A squeezing block matched with the drying table for use is arranged on the drying table. The garbage incinerator has the advantages and positive effects that water in garbage is squeezed out through the drying table at the top of the furnace body to prevent the moist garbage from putting out flames when injected into the furnace body; the two combustion chambers guarantee sufficiency of garbage combustion, the garbage is combusted sufficiently, and the incineration efficiency is high; and the water storage tank surrounding the outer side of the furnace body collects thermal energy generated during garbage combustion, so that the effects of energy conservation and environmental protection are achieved.
Owner:TIANJIN LIANXING ELECTRIC EQUIP MFG CO LTD

Indoor large-scale breeding method for corydalus cornutus larvae and pupae

The invention discloses an indoor large-scale breeding method for corydalus cornutus larvae and pupae.The method comprises the following steps that 1, a breeding room with the effects of ventilating, heat dissipating and warm keeping is built; 2, the larvae are put into breeding boxes, partitions which have the shield effect and can prevent the larvae from killing one another are arranged in the breeding boxes, each 1-3-instar larva feeds on 1-5 rotifers or other similar food every day, automatic feeding along with water flow is performed on the larvae of 4 instars or older, and the feeding quantity and times are determined according to the food remaining condition on the next day; 3, pupation plates are placed on the water surfaces in the breeding boxes, a sand and soil mixture is put in the pupation plates, covering objects or partitioning parts are arranged on the sand and soil mixture, and when the larvae grow to the pupation stage, the larvae voluntarily crawl into the sand and soil mixture from water to pupate until the larvae grow into imagoes through eclosion.According to the method, allopatric artificial indoor large-scale breeding of corydalus cornutus can be achieved, and the survival rate and the pupation rate of the corydalus cornutus larvae can be significantly increased.
Owner:LESHAN NORMAL UNIV
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