16results about How to "Improve the breeding effect" patented technology

The utility model relates to an aquaculture mesh cage depth adjusting device, and belongs to the technical field of aquaculture. The device comprises a cable take-up and pay-off mechanism arranged on a ship body, and a hoist rope connecting the cable take-up and pay-off mechanism and a culture net cage, wherein the cable take-up and pay-off mechanism controls the depth position of the culture net cage in seawater by tightening or loosening the hoist rope. The utility model provides a depth adjusting device for an aquaculture mesh cage, and aims to meet the requirements of cultured organisms in different seasons and environmental conditions by accurately controlling the depth of the aquaculture mesh cage in the sea, so that the culture efficiency and the product quality are improved. Specifically, by tightening or loosening the hoist rope, the aquaculture mesh cage can be adjusted to be located in water bodies of different depths, and then the growth environment of cultured organisms is adjusted.

The application discloses an automatic device for insect breeding, which is characterized in that a cooperating taking and placing transmission device, an automatic screening device and an automatic feeding device are arranged on a rack; the taking and placing transmission device comprises a taking tray mechanism which can be lifted in the rack, and is used for lifting to the vicinity of any layer of the breeding tray on the breeding rack to pull the breeding tray to the taking tray mechanism; the automatic screening device comprises a turnover mechanism, a taking and sending mechanism and an upper opening material receiving hopper; the automatic feeding device comprises a food hopper, a uniform material feeding mechanism and a push-pull mechanism, the uniform material feeding mechanism and the food hopper are communicated, and the push-pull mechanism is arranged below the uniform material feeding mechanism and can be horizontally translated to pull the breeding tray on the taking tray mechanism to the uniform material feeding mechanism below to uniformly feed. The application further discloses an insect breeding system. The application has the advantages of convenient and fast operation, high intelligent and automatic degree, high utilization rate of breeding area, good breeding effect and great reduction of labor intensity.

The pellet feed curing and drying device comprises a supporting block, a limiting annular sleeve is inserted into the outer surface of the supporting block, a hollow processing frame is fixedly connected to the end, penetrating through the limiting annular sleeve, of the supporting block, and a pressure block is inserted into the top end of the hollow processing frame; the top end of the pressure block is fixedly connected with an installation clamping column, the interior of a sliding groove rod is subjected to sliding friction force with an auxiliary clamping block and the rotation track of a clamping ring block, and then the sliding groove rod drives the installation clamping column to move downwards through an L-shaped long rod and a connecting handle rod. And an ideal low-temperature drying process is adopted, so that the processing cost of the granular bait is saved, and the breeding effect of the puffed granular feed is improved.

The invention discloses a casting mold and a casting process for a vertical line of brake calipers, and belongs to the technical field of automobile brake casting production. The mold comprises a pouring cup and a pair of caliper casting molds, the pair of caliper casting molds are symmetrically arranged, the upper side and the lower side between the pair of caliper casting molds are provided with a first riser and a second riser respectively, the first riser and the second riser are connected through a runner, and the two ends of the runner penetrate through the first riser and the second riser respectively; the pouring cup is connected with the upper side of the upper transverse pouring gate, the lower side of the upper transverse pouring gate is connected with one end of the vertical pouring gate, the other end of the vertical pouring gate is connected with one end of the runner, the other end of the runner is connected with the middle of the lower transverse pouring gate, and the two ends of the lower transverse pouring gate are connected with the bottom of the caliper casting mold through the inner pouring gates respectively. According to the method, the mold is adopted, the probability of quality problems of final products can be effectively reduced, and the production efficiency is improved.

The application relates to the fields of molecular biological technology and livestock breeding technology, in particular to a SNP molecular marker related to a total number of piglets character, a detection primer pair, a kit and application of the SNP molecular marker in a method for breeding large white pigs with high number of piglets, the SNP molecular marker is located on a pig 9th chromosome, a physical position is located at chr9:65633096 of a genome version Ensembl Sscrofa11.1, a polymorphism site is C or A, and the C allele is positively correlated with the high number of piglets character; through genotype discrimination, selection breeding can be carried out: an individual with a genotype of C / C is preferentially selected or reserved as a breeding pig, because the total number of piglets has the highest potential, so that the genetic improvement speed of a population breeding performance is accelerated.

The invention discloses porphyra haitanensis shell filament culture equipment which comprises a culture box and a culture table arranged in the culture box, the culture table is arranged through a conveying mechanism, lifting adjustment in the culture box is carried out, and the culture table can be exposed above the culture water level. A brushing mechanism for brushing shells on the breeding platform is arranged above the breeding box; the conveying mechanism is provided with a rectangular displacement track, a plurality of breeding positions and brushing positions located above the breeding water level; the breeding platform is conveyed and adjusted to a brushing position or a breeding position; and a brushing mechanism is arranged to brush the shells arranged in the matrix. The depth of the breeding box is fully utilized, laying breeding of shells is conducted at different depths, the space is better utilized, and the better breeding effect is achieved; the breeding platforms are arranged and conveyed through the conveying structure, so that the arrangement of the breeding platforms is more labor-saving and efficient; the cleaning and brushing mechanism completes automatic cleaning and brushing of shells on the breeding platform, labor force is liberated, and manpower resources are saved.

The utility model discloses a cultivation box for vegetable planting, which comprises a water tank, a shell is arranged above the water tank, a support frame is arranged in the shell, a cultivation pipe is arranged above two arc-shaped clamping plates positioned on the same horizontal plane, a plurality of cultivation openings which are distributed at equal intervals are arranged above the cultivation pipe, a pump body is arranged on one side in the water tank, and the pump body is arranged on the other side in the water tank. The input end of the pump body is communicated with a water inlet pipe, the water inlet pipe is communicated with the lowest cultivation pipe, every two adjacent cultivation pipes are communicated through a flow guide pipe, the uppermost cultivation pipe is connected with a backflow pipe, a filtering groove is formed in the position, located below the backflow pipe, of the shell, and filtering cotton is arranged at the bottom in the filtering groove. And a first filter screen is arranged above the filter cotton. The cultivation box is good in cultivation effect, solids in water flow can be effectively filtered, the phenomenon that pipelines are blocked by impurities such as root systems is avoided, and the practicability of the cultivation box is improved.

The utility model discloses a novel corn breeding cultivation frame, which relates to the technical field of cultivation frames and comprises a water storage tank, a filter cover arranged in the water storage tank, a water pump arranged in the filter cover, a main water pipe arranged at the upper end of the filter cover, and a plurality of uniformly distributed rotating rings vertically sleeved on the outer side of the main water pipe. A plurality of evenly-distributed placing boxes are arranged on the outer sides of the rotating rings in the circumferential direction, a motor for driving the rotating rings to synchronously rotate relative to the main water pipe in the same direction is further arranged at the upper end of the filtering cover, a plurality of branch water pipes corresponding to the rotating rings are further fixedly arranged on the outer side of the main water pipe in the vertical direction, and atomizing nozzles are fixedly installed at the ends of the branch water pipes downwards. The water pump is used for conveying clean water into the main water pipe; the device enables corn breeding to receive uniform illumination, improves the breeding effect, and in addition, automatic and uniform watering is achieved, and labor is saved.

The utility model discloses a molten steel inoculant injection device, include: bottom plate and install on the support plate of bottom plate still include: install the controller on the one side outer wall of support plate, the visual camera of support plate one end is equipped with, and the arc -shaped frame is equipped on the one end of bottom plate top outer wall, the arc -shaped mouth is opened to arc -shaped frame top outer wall, and the rack is equipped on arc -shaped frame top outer wall, the one side outer wall of arc -shaped frame is opened the sliding slot, and kinetic energy assembly is slidably connected in the sliding slot inner wall, the arc -shaped mouth inner wall slidably connected has the arc -shaped block. The utility model discloses a molten steel inoculant injection device, through visual camera real -time monitoring molten steel flow state, after the controller analysis, by kinetic energy assembly drive injection gun dynamic adjustment direction, improve inoculant injection hit rate. Meanwhile, kinetic energy assembly synchronous drive impact component makes injection gun vibrate, prevent the block and scatter particle, guarantee injection continuous stability and uniformity, optimize molten steel inoculation effect.

The invention discloses a meat duck body length character molecular marker as well as an identification primer and application thereof. The molecular marker is a duck No.28 chromosome chr28: 301790 locus, the locus has a T / C allele, and the corresponding genotypes are TT, TC and CC. The invention further provides an allele specific primer combination based on the KASP technology, the allele specific primer combination comprises an FAM primer, a VIC primer and a universal primer, and the specific sequences of the FAM primer, the VIC primer and the universal primer are shown as SEQ ID NO.1-3. According to the method, marker-assisted selection is carried out on 10 commercial lines of Huaifu meat ducks, TT type individuals are preferentially selected and reserved, CC type individuals are eliminated, the semi-submersible length is increased by 3.95 cm, the body weight is increased by 200 g, and the progress rate of breeding generations is increased by 38% or above. The method is simple and convenient to operate, low in cost and high in accuracy, and a molecular tool and a technical support are provided for early-stage precise breeding of body length characters of Huaifu meat ducks and similar strains.

The application discloses a SNP molecular marker related to a Procambarus clarkii meat yield character and application thereof, and relates to the following steps: genotyping P. clarkii through whole genome association analysis, performing whole genome association analysis on the meat yield of P. clarkii, and screening out SNP markers significantly related to the meat yield character, including one or more of SNPs 1-SNPs 10. In the application, the P. clarkii with high growth speed and high meat yield can be effectively predicted and selected by detecting the above-mentioned SNP markers, the selection efficiency and accuracy of the P. clarkii are significantly improved, and a new P. clarkii variety with high yield and high quality is selected, so that the application has a wide application prospect in the molecular breeding of the meat yield character of the P. clarkii.

This utility model provides a secondary instantaneous inoculation device for ductile iron castings, relating to the field of casting equipment technology. It includes a supporting beam, a hopper, a gate, a baffle, and a guide pipe. The hopper is divided into two independent chambers by a central partition, each capable of holding two different secondary inoculants. Each chamber can hold approximately 50 kg of inoculant. A cover plate is welded below the hopper, and a guide pipe is welded below the cover plate, ensuring that the center line of the hopper's discharge port, the center line of the cover plate's through-hole, and the guide pipe coincide. The gate is located in the middle of the cover plate and can be pulled back and forth for opening and closing control. Stop blocks are machined on both sides of the gate on the discharge port side. A baffle is bolted to the top of the gate. This device ensures that the two different secondary inoculants are in equal amounts and simultaneously in contact with the molten iron, improving the stability of the casting quality. It is characterized by low cost and simple operation.

The application discloses a fishery breeding feed distributing device, belongs to the fishery breeding field, and is used for water layer bottom fish breeding and comprises a discharging cylinder installed on a base. The discharging cylinder sends feed into a mixing cylinder through a cylinder body discharging pipe and a negative pressure suction device. The mixing cylinder sends the feed into a distributing chamber formed by a distributing disc and a distributing cover through a mixing outlet pipe. A plurality of distributing roller shafts are arranged on the distributing disc. A plurality of distributing guide blocks are arranged in the distributing disc. The plurality of distributing blocks form a plurality of distributing channels. The distributing cover above the distributing channels is provided with a distributing nozzle. The distributing nozzle is communicated with a blowing gas collecting pipe. The blowing gas collecting pipe is communicated with a high-pressure gas generator through a pipeline. One-way valves are arranged on the discharging cylinder and the mixing cylinder. The application can realize mixing of different feeds, effectively improve the distributing efficiency, the distributing range and the distributing quality, and is helpful to improving the nutrition uniformity and the breeding effect of grass carp and other fish which are inclined to move in the water layer.

This utility model relates to the field of agricultural planting technology, specifically a breeding device with soil detection function. It includes a vehicle body, a breeding box fixed to the top of the vehicle body, a camera and a temperature and humidity sensor fixed to the inner left surface of the breeding box, soil inside the breeding box, nitrogen, phosphorus, and potassium sensors on top of the soil, a rotating block inside the breeding box, a heating tube at the front end of the rotating block, a breeding lamp at the bottom of the rotating block, a water spray pipe at the rear of the rotating block, a water tank at the rear end of the breeding box, a mixing tank to the left of the water tank, and a fertilizer tank to the left of the mixing tank. This utility model monitors the temperature and humidity of the soil using the temperature and humidity sensors, and then changes the soil temperature and humidity through water spraying and the heating tube, thereby achieving precise control of soil temperature and humidity. Simultaneously, the nitrogen, phosphorus, and potassium sensors monitor the nitrogen, phosphorus, and potassium content of the soil, thus ensuring the growth effect of seeds and plants.

The invention provides a biological filter for culturing crabs in hydrogen-rich water, and relates to the technical field of hydrogen-rich water culture. The biological filter for cultivating the crabs in the hydrogen-rich water comprises a filter body communicated with a crab cultivating box, the inner wall of the filter body is fixedly connected with a lower bearing plate and an upper baffle, a water inlet of the filter body is located below the lower bearing plate, and the space between the lower bearing plate and the upper baffle is filled with a filler layer. The aeration pipe is adopted, mixed gas rich in hydrogen and oxygen is used as a gas source for aeration, contact of organic matter and oxygen in sewage is accelerated, degradation and oxidation of the organic matter are promoted, meanwhile, hydrogen can remove part of harmful free radicals in the sewage, meanwhile, pathogenic bacteria or conditioned pathogenic bacteria are inhibited, and in addition, the oxygen content in the sewage is reduced. The treated water is reused for a breeding system (as make-up water), can also provide a certain hydrogen-rich environment for crabs, belongs to potential'hydrogen-rich 'effect transfer, and improves the subsequent blue crab breeding effect.

The utility model discloses an automatic feeder for a chicken farm, and relates to the field of chicken raising, the automatic feeder comprises a feed trough, a feeding pipe is arranged above the feed trough, the feeding pipe is vertically arranged, the feeding pipe has the degree of freedom of moving along the length direction of the feed trough, the top of the feeding pipe is connected with a feeding mechanism, and the feeding mechanism is connected with the feeding pipe. The feeding mechanism comprises a feed tank and a weighing hopper, the weighing hopper is installed below the feed tank, the bottom of the weighing hopper is connected with a feeding hose, the feeding hose is connected with the top of the feeding pipe, and the feeding pipe moves in the length direction of the feed trough to feed the feed, so that the feed is uniformly fed into the feed trough; chicken flocks can be spread to eat, the problem that part of chickens eat too much or too little is avoided, and the breeding effect is improved.